/* =========================================================
   TickTeck — style.css (final)
   Single source of truth. Matches index.php exactly.
   ========================================================= */

:root {
  --navy:    #0B2D63;
  --navy-2:  #071E45;
  --navy-3:  #05173A;
  --blue:    #1E63C9;
  --blue-2:  #73B1FF;
  --blue-3:  #E8F1FF;
  --bg:      #F6F9FF;
  --ink:     #0F172A;
  --muted:   #64748B;
  --line:    #E5EAF3;
  --success: #0E9F6E;
  --ease:    cubic-bezier(.4,0,.2,1);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.02em;
  line-height: 1.15;
  margin: 0 0 14px;
}

p { margin: 0 0 14px; }
a { color: var(--blue); text-decoration: none; transition: color .2s; }
a:hover { color: var(--navy); }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1180px; padding-left: 20px; padding-right: 20px; }

/* ---------- Buttons ---------- */
.btn-main,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  padding: 13px 26px;
  border-radius: 100px;
  border: 1.5px solid transparent;
  transition: all .25s var(--ease);
  cursor: pointer;
  line-height: 1;
  white-space: nowrap;
}
.btn-main {
  background: var(--navy);
  color: #fff;
  box-shadow: 0 10px 24px rgba(11,45,99,.22);
}
.btn-main:hover {
  background: var(--navy-2);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(11,45,99,.3);
}
.btn-secondary {
  background: #fff;
  color: var(--navy);
  border-color: var(--line);
}
.btn-secondary:hover {
  border-color: var(--navy);
  color: var(--navy);
  transform: translateY(-2px);
}

/* ---------- Section labels & headings ---------- */
.section-label {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(26px, 3.6vw, 42px);
  margin: 0 0 14px;
  line-height: 1.1;
}
.section-description {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
  margin: 0;
  max-width: 640px;
}
.title-underline {
  position: relative;
  display: inline-block;
  color: var(--blue);
}
.title-underline::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: .08em;
  height: .18em;
  background: linear-gradient(90deg, rgba(30,99,201,.35), rgba(115,177,255,.08));
  border-radius: 4px;
  z-index: -1;
}

/* ---------- Section spacing ---------- */
.section-space {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.section-bottom { padding: 0 0 90px; }

.section-heading-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 56px;
}
.section-heading-copy { max-width: 640px; }
.section-action { flex-shrink: 0; }

@media (max-width: 900px) {
  .section-heading-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 22px;
    margin-bottom: 40px;
  }
}
@media (max-width: 767px) {
  .section-space { padding: 70px 0; }
}

/* =========================================================
   TOP BAR
   ========================================================= */
.top-bar {
  background: var(--navy-3);
  color: #cbd9ee;
  font-size: 13.5px;
  padding: 10px 0;
}
.top-bar-inner {
  display: flex; justify-content: space-between;
  align-items: center; gap: 16px; flex-wrap: wrap;
}
.top-contact { display: flex; align-items: center; gap: 8px; }
.top-right { display: flex; gap: 22px; flex-wrap: wrap; }
.top-right a { color: #cbd9ee; display: inline-flex; align-items: center; gap: 8px; }
.top-right a:hover { color: #fff; }
@media (max-width: 767px) {
  .top-bar { font-size: 12px; }
  .top-right { gap: 12px; }
}

/* =========================================================
   NAVBAR
   ========================================================= */
.main-navbar {
  background: #fff;
  padding: 14px 0;
  transition: all .28s var(--ease);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 1030;
}
.main-navbar.scrolled {
  padding: 8px 0;
  box-shadow: 0 10px 34px rgba(11,45,99,.06);
}
.navbar-brand-custom { display: inline-flex; align-items: center; }

.navbar-nav .nav-link {
  color: var(--navy) !important;
  font-weight: 600;
  font-size: 15px;
  padding: 10px 14px !important;
  border-radius: 10px;
  display: inline-flex; align-items: center; gap: 6px;
  transition: all .2s;
}
.navbar-nav .nav-link:hover { background: var(--bg); }
.navbar-nav .nav-link.active { color: var(--blue) !important; }

.login-btn { border: 1.5px solid var(--line); margin-left: 6px; }
.login-btn:hover { border-color: var(--navy); }

.nav-apply {
  background: var(--navy) !important;
  border-radius: 100px !important;
  padding: 11px 22px !important;
  margin-left: 8px;
  box-shadow: 0 8px 20px rgba(11,45,99,.18);
}
.nav-apply:hover {
  background: var(--navy-2) !important;
  transform: translateY(-1px);
}

.dropdown-menu {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 8px;
  box-shadow: 0 20px 50px rgba(11,45,99,.1);
  margin-top: 8px !important;
}
.dropdown-item {
  border-radius: 8px;
  padding: 9px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink);
  display: flex; align-items: center; gap: 10px;
}
.dropdown-item:hover { background: var(--bg); color: var(--navy); }
.dropdown-item i { width: 18px; text-align: center; color: var(--blue); }

.navbar-toggler { border: none; color: var(--navy); font-size: 22px; }
.navbar-toggler:focus { box-shadow: none; }

@media (max-width: 991px) {
  .navbar-nav .nav-link { padding: 12px 14px !important; }
  .login-btn, .nav-apply { margin-left: 0; }
  .dropdown-menu { border: none; box-shadow: none; padding-left: 14px; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: 90px 0 100px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
}
.hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 80%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 80%);
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .5;
  pointer-events: none;
}
.hero-orb-one {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(115,177,255,.55), transparent 70%);
  top: -140px; left: -140px;
}
.hero-orb-two {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(30,99,201,.35), transparent 70%);
  bottom: -160px; right: -80px;
}
.hero .container { position: relative; z-index: 2; }
.hero-content { padding-right: 20px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  box-shadow: 0 4px 14px rgba(11,45,99,.05);
  margin-bottom: 26px;
}
.hero-badge .status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(14,159,110,.18);
}

.hero h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: -.03em;
  margin: 0 0 22px;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--blue), var(--blue-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-description {
  font-size: 17.5px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 32px;
}
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
  max-width: 540px;
}
.hero-proof > div {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}
.hero-proof i { color: var(--success); font-size: 14px; }

.hero-visual { position: relative; padding: 30px 10px; }

.ai-card {
  background: #fff;
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 30px 70px rgba(11,45,99,.14);
  border: 1px solid var(--line);
  position: relative;
  z-index: 2;
}
.ai-card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 22px;
}
.ai-title {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; color: var(--navy); font-size: 15px;
}
.ai-logo {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 15px;
}
.online {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--success); font-weight: 600;
}
.online span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(14,159,110,.15);
}
.ai-question {
  background: var(--bg);
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 14.5px;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 14px;
  border-left: 3px solid var(--blue);
}
.ai-answer {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 22px;
}
.ai-answer strong { color: var(--navy); display: block; margin-bottom: 4px; }
.ai-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.ai-stat {
  background: var(--bg);
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
}
.ai-stat i { color: var(--blue); font-size: 18px; margin-bottom: 6px; display: block; }
.ai-stat strong { display: block; font-size: 13px; color: var(--navy); }
.ai-stat small { color: var(--muted); font-size: 11.5px; }

.float-card {
  position: absolute;
  background: #fff;
  padding: 12px 18px;
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
  box-shadow: 0 16px 40px rgba(11,45,99,.14);
  display: inline-flex; align-items: center; gap: 9px;
  z-index: 3;
  border: 1px solid var(--line);
}
.float-card i { color: var(--blue); }
.float-one { top: 6px; left: -20px; }
.float-two { bottom: 18px; right: -20px; }

@media (max-width: 991px) {
  .hero { padding: 60px 0; }
  .hero-content { padding-right: 0; margin-bottom: 30px; }
  .float-one, .float-two { position: static; margin-bottom: 12px; }
}

/* =========================================================
   TRUST STRIP
   ========================================================= */
.trust-strip {
  background: var(--navy-3);
  color: #b9cbe8;
  padding: 22px 0;
}
.trust-inner { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.trust-label {
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--blue-2); font-weight: 700;
}
.trust-items {
  display: flex; gap: 30px; flex-wrap: wrap; flex: 1;
  justify-content: flex-end;
}
.trust-item {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 14px; font-weight: 500; color: #fff;
}
.trust-item i { color: var(--blue-2); }
@media (max-width: 767px) {
  .trust-items { justify-content: flex-start; gap: 18px; font-size: 13px; }
}

/* =========================================================
   SERVICES
   ========================================================= */
.services-section { background: #fff; }

.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 32px 26px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: all .3s var(--ease);
}
.service-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(30,99,201,.06), transparent 55%);
  opacity: 0;
  transition: opacity .3s var(--ease);
  pointer-events: none;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 60px rgba(11,45,99,.12);
  border-color: transparent;
}
.service-card:hover::before { opacity: 1; }

.service-number {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--blue);
  margin-bottom: 14px;
  display: block;
}
.service-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--navy); font-size: 22px;
  margin-bottom: 22px;
  transition: all .3s var(--ease);
}
.service-card:hover .service-icon {
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff;
  transform: scale(1.05);
}
.service-card h3 { font-size: 19px; margin: 0 0 10px; }
.service-card p {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.65;
  margin: 0;
}
.service-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--navy);
  font-size: 12px;
  margin-top: 18px;
  transition: all .25s var(--ease);
}
.service-card:hover .service-arrow {
  background: var(--navy);
  color: #fff;
  transform: translateX(4px);
}

/* =========================================================
   PARTNERSHIP
   ========================================================= */
.partnership-box {
  background: linear-gradient(135deg, var(--navy-3) 0%, var(--navy) 100%);
  border-radius: 26px;
  padding: 46px 50px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(11,45,99,.18);
}
.partnership-box::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 90% 10%, rgba(115,177,255,.22), transparent 45%);
  pointer-events: none;
}
.partnership-copy { position: relative; max-width: 620px; }
.partnership-badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: rgba(115,177,255,.15);
  border: 1px solid rgba(115,177,255,.35);
  color: var(--blue-2);
  padding: 7px 16px; border-radius: 100px;
  font-size: 12.5px; font-weight: 600;
  letter-spacing: .06em;
  margin-bottom: 18px;
}
.partnership-copy h2 {
  color: #fff;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.25;
  margin: 0 0 14px;
}
.partnership-box p {
  color: #b9cbe8;
  margin: 0;
  line-height: 1.7;
  font-size: 15.5px;
}
.partner-logo-box {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  padding: 26px 32px;
  text-align: center;
  position: relative;
  min-width: 240px;
}
.partner-logo-box i {
  font-size: 34px; color: var(--blue-2);
  margin-bottom: 12px; display: block;
}
.partner-logo-box strong {
  color: #fff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px; line-height: 1.35; display: block;
}

/* =========================================================
   PORTFOLIO — matches index.php (.portfolio-*, .work-*)
   ========================================================= */
.portfolio-section {
  background: linear-gradient(180deg, #FFFFFF 0%, #F6F9FF 100%);
}
.portfolio-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 8% 12%, rgba(115,177,255,.10), transparent 38%),
    radial-gradient(circle at 92% 88%, rgba(30,99,201,.08), transparent 42%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
}
@media (max-width: 767px) {
  .portfolio-grid { grid-template-columns: 1fr; gap: 22px; }
}

.work-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .35s var(--ease),
              box-shadow .35s var(--ease),
              border-color .35s;
  will-change: transform;
}
.work-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 34px 70px rgba(11,45,99,.14);
  border-color: transparent;
  color: inherit;
}

.work-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, #0B2D63 0%, #1E63C9 100%);
}
.work-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
}
.work-card:hover .work-thumb img { transform: scale(1.06); }

.work-thumb-fallback {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 68px;
}
.work-thumb-fallback i {
  position: relative; z-index: 1;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,.25));
}
.work-thumb-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 78%);
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 78%);
}

.work-status {
  position: absolute;
  top: 16px; left: 16px;
  z-index: 3;
}
.work-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,45,99,0) 30%, rgba(11,45,99,.86) 100%);
  display: flex; align-items: flex-end;
  padding: 22px;
  opacity: 0;
  transition: opacity .35s var(--ease);
}
.work-card:hover .work-overlay { opacity: 1; }

.work-overlay-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: #fff;
  color: var(--navy);
  font-weight: 700;
  font-size: 13.5px;
  padding: 11px 20px;
  border-radius: 100px;
  transform: translateY(10px);
  transition: transform .35s var(--ease);
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
}
.work-card:hover .work-overlay-btn { transform: translateY(0); }
.work-overlay-btn i { transition: transform .25s; }
.work-card:hover .work-overlay-btn i { transform: translateX(4px); }

.work-body {
  padding: 26px 26px 22px;
  display: flex; flex-direction: column;
  flex: 1;
}
.work-meta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.work-cat {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
}
.work-year {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .04em;
}
.work-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.02em;
  line-height: 1.25;
  margin: 0 0 10px;
}
.work-tagline {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.65;
  margin: 0 0 18px;
  flex: 1;
}
.work-stack {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 20px;
}
.work-stack span {
  background: var(--bg);
  color: var(--navy);
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 6px;
  border: 1px solid var(--line);
}
.work-foot {
  display: flex;
  justify-content: flex-end;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.work-link {
  color: var(--navy);
  font-weight: 700;
  font-size: 13.5px;
  display: inline-flex; align-items: center; gap: 8px;
}
.work-link i { transition: transform .22s; }
.work-card:hover .work-link i { transform: translateX(4px); }

/* =========================================================
   COURSES — matches index.php (.courses-*, .learn-*)
   ========================================================= */
.courses-section { background: #FFFFFF; }
.courses-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 88% 14%, rgba(124,58,237,.06), transparent 42%),
    radial-gradient(circle at 10% 86%, rgba(8,145,178,.06), transparent 42%);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}
@media (max-width: 991px) {
  .courses-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .courses-grid { grid-template-columns: 1fr; }
}

.learn-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .35s var(--ease),
              box-shadow .35s var(--ease),
              border-color .35s;
  will-change: transform;
}
.learn-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 34px 70px rgba(11,45,99,.14);
  border-color: transparent;
  color: inherit;
}

/* Head — colored panel */
.learn-head {
  position: relative;
  padding: 22px 22px 26px;
  background: linear-gradient(135deg, #0B2D63 0%, #1E63C9 100%);
  color: #fff;
  overflow: hidden;
}
.learn-head::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,.14), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(255,255,255,.10), transparent 45%);
  pointer-events: none;
}
.learn-head > * { position: relative; }

.learn-head-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}
.learn-cat,
.learn-level {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 100px;
  backdrop-filter: blur(6px);
}
.learn-cat {
  background: rgba(255,255,255,.94);
  color: #0B2D63;
}
.learn-level {
  background: rgba(255,255,255,.14);
  color: #fff;
  border: 1px solid rgba(255,255,255,.22);
}
.learn-level i { font-size: 10px; }

.learn-head-icon {
  text-align: center;
  font-size: 54px;
  color: #fff;
  margin-bottom: 22px;
  opacity: .98;
}
.learn-head-icon i {
  filter: drop-shadow(0 10px 24px rgba(0,0,0,.22));
}

.learn-track {
  display: block;
  text-align: center;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.85);
}

/* Body */
.learn-body {
  padding: 24px 24px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.learn-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 19px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.015em;
  line-height: 1.3;
  margin: 0 0 10px;
}
.learn-desc {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  margin: 0 0 18px;
  flex: 1;
}
.learn-facts {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.learn-facts li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--navy);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 100px;
}
.learn-facts i {
  color: var(--blue);
  font-size: 11px;
}
.learn-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.learn-price {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.learn-price small {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.learn-price strong {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.02em;
}
.learn-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--navy);
  background: var(--blue-3);
  padding: 10px 16px;
  border-radius: 100px;
  transition: background .25s, color .25s;
}
.learn-card:hover .learn-cta {
  background: var(--navy);
  color: #fff;
}
.learn-cta i { transition: transform .22s; }
.learn-card:hover .learn-cta i { transform: translateX(3px); }

/* =========================================================
   CTA
   ========================================================= */
.cta-section { padding: 40px 0 100px; background: #fff; }
.cta-box {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  border-radius: 28px;
  padding: 70px 60px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(11,45,99,.2);
}
.cta-box::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(115,177,255,.22), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(115,177,255,.12), transparent 45%);
  pointer-events: none;
}
.cta-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 1fr);
  opacity: .08;
}
.cta-grid span { border: 1px solid rgba(255,255,255,.6); }
.cta-box > * { position: relative; }
.cta-box h2 {
  color: #fff;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.15;
  margin: 6px 0 16px;
}
.cta-box p {
  color: #b9cbe8;
  font-size: 16.5px;
  line-height: 1.75;
  max-width: 620px;
  margin: 0 auto 34px;
}
.cta-box .btn-main {
  background: #fff;
  color: var(--navy);
}
.cta-box .btn-main:hover {
  background: var(--blue-2);
  color: var(--navy-2);
}
.cta-label { color: #73B1FF !important; }

@media (max-width: 640px) {
  .cta-box { padding: 50px 26px; }
}

/* =========================================================
   FOOTER
   ========================================================= */
footer {
  background: var(--navy-3);
  color: #93A7C7;
  padding: 70px 0 0;
}
.footer-brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: #fff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800; font-size: 22px;
  margin-bottom: 20px;
}
.footer-brand .brand-logo {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--navy-2));
  color: #fff; font-size: 18px;
  overflow: hidden;
}
.footer-brand img { max-width: 100%; max-height: 100%; }
.footer-brand:hover { color: #fff; }

.footer-description { line-height: 1.75; font-size: 14.5px; margin: 0; }
.footer-title {
  color: #fff; font-size: 14px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em;
  margin: 0 0 22px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: #93A7C7; font-size: 14.5px; }
.footer-links a:hover { color: #fff; }

.footer-contact { display: flex; flex-direction: column; gap: 14px; }
.footer-contact > * {
  display: flex; align-items: flex-start; gap: 12px;
  color: #93A7C7; font-size: 14.5px; line-height: 1.5;
}
.footer-contact a:hover { color: #fff; }
.footer-contact i {
  color: var(--blue-2); width: 16px;
  margin-top: 3px; flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 60px;
  padding: 26px 0;
  font-size: 13.5px;
}

/* =========================================================
   UTILITY
   ========================================================= */
.avatar-initial {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--navy));
  color: #fff; font-weight: 700;
  flex-shrink: 0;
}

.pj-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 6px 11px;
  border-radius: 100px;
  backdrop-filter: blur(8px);
}
.pj-badge-live { background: rgba(255,255,255,.94); color: #047857; }
.pj-badge-live span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--success);
}
.pj-badge-dev { background: rgba(255,255,255,.94); color: #B45309; }
.pj-badge-arch { background: rgba(255,255,255,.9); color: var(--muted); }

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--muted);
  padding: 60px 20px;
  font-size: 15px;
}

/* =========================================================
   REVEAL ON SCROLL — matches HTML (.reveal / .is-visible)
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* once visible, allow card hover lift to work */
.work-card.reveal.is-visible:hover,
.learn-card.reveal.is-visible:hover,
.service-card.reveal.is-visible:hover {
  transform: translateY(-6px);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 767px) {
  .hero h1 { font-size: 34px; }
  .hero-description { font-size: 16px; }
  .section-title { font-size: 26px; }
  .partnership-box { padding: 36px 26px; }
  .cta-box { padding: 50px 24px; }
}

/* =========================================================
   HERO — 4-slide rotating background
   ========================================================= */
.hero {
  position: relative;
  padding: 110px 0 120px;
  overflow: hidden;
  background: #05173A; /* fallback while image loads */
  isolation: isolate;
}

/* --- Slides container --- */
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1.2s ease, transform 6s ease-out;
  will-change: opacity, transform;
}
.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

/* Dark blue overlay so text stays readable */
.hero-slide-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg,
      rgba(5,23,58,.94) 0%,
      rgba(7,30,69,.86) 45%,
      rgba(11,45,99,.62) 100%),
    radial-gradient(circle at 85% 15%, rgba(115,177,255,.18), transparent 55%);
  pointer-events: none;
}

/* Decorative grid still on top of overlay for that "tech" feel */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 85%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 85%);
  pointer-events: none;
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

/* --- Content recolored for dark background --- */
.hero-content { padding-right: 20px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: #EAF1FF;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  margin-bottom: 26px;
}
.hero-badge .status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #34D399;
  box-shadow: 0 0 0 4px rgba(52,211,153,.20);
  animation: hero-pulse 2s infinite;
}
@keyframes hero-pulse {
  0%,100% { box-shadow: 0 0 0 4px rgba(52,211,153,.20); }
  50%     { box-shadow: 0 0 0 7px rgba(52,211,153,.06); }
}

.hero h1 {
  color: #fff;
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.05;
  letter-spacing: -.03em;
  margin: 0 0 22px;
}
.hero h1 .accent {
  background: linear-gradient(120deg, #73B1FF, #E8F1FF);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 17.5px;
  color: #C7D5EC;
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 32px;
}

.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }

/* Buttons recolored for the dark hero */
.hero .btn-main {
  background: #fff;
  color: var(--navy);
  box-shadow: 0 14px 34px rgba(0,0,0,.25);
}
.hero .btn-main:hover {
  background: #E8F1FF;
  color: var(--navy-2);
  transform: translateY(-2px);
}
.hero .btn-secondary {
  background: rgba(255,255,255,.06);
  color: #fff;
  border-color: rgba(255,255,255,.22);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero .btn-secondary:hover {
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.45);
  color: #fff;
}

/* Proof row on dark bg */
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: 14px;
  color: #C7D5EC;
  max-width: 540px;
}
.hero-proof > div {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}
.hero-proof i {
  color: #34D399;
  font-size: 14px;
}

/* --- Visual side (AI card) stays light/glassy --- */
.hero-visual { position: relative; padding: 30px 10px; }

.ai-card {
  background: rgba(255,255,255,.97);
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 40px 90px rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.4);
  position: relative;
  z-index: 2;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.ai-card-glow {
  position: absolute;
  inset: -30px;
  background: radial-gradient(circle at 50% 50%, rgba(115,177,255,.35), transparent 60%);
  filter: blur(40px);
  z-index: -1;
  pointer-events: none;
}
.ai-card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 22px;
}
.ai-title {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; color: var(--navy); font-size: 15px;
}
.ai-logo {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 15px;
}
.online {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--success); font-weight: 600;
}
.online span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(14,159,110,.15);
}
.ai-question {
  background: var(--bg);
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 14.5px;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 14px;
  border-left: 3px solid var(--blue);
}
.ai-answer {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 22px;
}
.ai-answer strong { color: var(--navy); display: block; margin-bottom: 4px; }
.ai-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.ai-stat {
  background: var(--bg);
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
}
.ai-stat i { color: var(--blue); font-size: 18px; margin-bottom: 6px; display: block; }
.ai-stat strong { display: block; font-size: 13px; color: var(--navy); }
.ai-stat small { color: var(--muted); font-size: 11.5px; }

/* Floating chips — glassy on dark bg */
.float-card {
  position: absolute;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.20);
  color: #fff;
  padding: 12px 18px;
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  display: inline-flex; align-items: center; gap: 9px;
  z-index: 3;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 20px 40px rgba(0,0,0,.20);
  animation: floatY 5s ease-in-out infinite;
}
.float-card i { color: #73B1FF; }
.float-one { top: 6px; left: -20px; animation-delay: 0s; }
.float-two { bottom: 18px; right: -20px; animation-delay: 1.6s; }
@keyframes floatY {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-10px); }
}

/* --- Slide dots --- */
.hero-dots {
  position: relative;
  z-index: 3;
  display: flex;
  gap: 10px;
  margin-top: 60px;
  justify-content: center;
}
.hero-dot {
  width: 34px;
  height: 4px;
  border-radius: 100px;
  border: none;
  background: rgba(255,255,255,.28);
  padding: 0;
  cursor: pointer;
  transition: all .3s ease;
}
.hero-dot:hover { background: rgba(255,255,255,.5); }
.hero-dot.is-active {
  background: #fff;
  width: 56px;
}

/* --- Responsive --- */
@media (max-width: 991px) {
  .hero { padding: 70px 0 80px; }
  .hero-content { padding-right: 0; margin-bottom: 40px; }
  .float-one, .float-two { position: static; margin-bottom: 12px; animation: none; }
  .hero-dots { margin-top: 40px; }
}

/* =========================================================
   BATCH 2 — shared page hero, filters, project detail, 404
   ========================================================= */

/* ---------- Shared page hero (used by portfolio, about, etc.) ---------- */
.page-hero {
  position: relative;
  padding: 90px 0 70px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
}
.page-hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  pointer-events: none;
}
.page-hero::after {
  content: '';
  position: absolute;
  width: 520px; height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(115,177,255,.32), transparent 70%);
  filter: blur(70px);
  top: -200px; right: -140px;
  pointer-events: none;
}
.page-hero-inner {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.page-hero-copy { max-width: 720px; }
.page-hero-title {
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.08;
  margin: 0 0 14px;
}
.page-hero-desc {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
  max-width: 620px;
}
.page-hero-cta { flex-shrink: 0; }

@media (max-width: 900px) {
  .page-hero { padding: 60px 0 50px; }
  .page-hero-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
}

/* ---------- Breadcrumbs ---------- */
.breadcrumb-nav {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.breadcrumb-nav a { color: var(--muted); font-weight: 500; }
.breadcrumb-nav a:hover { color: var(--navy); }
.breadcrumb-nav i { font-size: 10px; opacity: .6; }
.breadcrumb-nav span { color: var(--navy); font-weight: 600; }

/* ---------- Filter tabs ---------- */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  padding: 9px 16px;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: all .2s var(--ease);
  background: transparent;
}
.filter-tab:hover {
  color: var(--navy);
  background: var(--bg);
}
.filter-tab.is-active {
  color: #fff;
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: 0 8px 22px rgba(11,45,99,.18);
}
.filter-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 700;
  background: rgba(11,45,99,.08);
  color: var(--navy);
}
.filter-tab.is-active .filter-tab-count {
  background: rgba(255,255,255,.2);
  color: #fff;
}

/* Empty state */
.portfolio-section .empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--muted);
}
.portfolio-section .empty-state i {
  font-size: 42px;
  color: var(--blue-2);
  display: block;
  margin-bottom: 18px;
}
.portfolio-section .empty-state p {
  font-size: 16px;
  margin: 0 0 20px;
}

/* =========================================================
   PROJECT DETAIL
   ========================================================= */
.pd-hero {
  position: relative;
  padding: 70px 0 40px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
}
.pd-hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 25%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 25%, transparent 85%);
  pointer-events: none;
}
.pd-hero::after {
  content: '';
  position: absolute;
  width: 480px; height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(115,177,255,.28), transparent 70%);
  filter: blur(70px);
  top: -180px; left: -140px;
  pointer-events: none;
}
.pd-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .pd-hero-grid { grid-template-columns: 1fr; gap: 34px; }
}

.pd-meta-top {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.pd-cat {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
}
.pd-title {
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.1;
  margin: 0 0 14px;
}
.pd-tagline {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 28px;
  max-width: 640px;
}
.pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pd-hero-side { position: relative; }
.pd-facts {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 26px;
  box-shadow: 0 20px 50px rgba(11,45,99,.06);
}
.pd-fact {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.pd-fact:last-child { border-bottom: none; padding-bottom: 0; }
.pd-fact:first-child { padding-top: 0; }
.pd-fact-label {
  color: var(--muted);
  font-weight: 500;
}
.pd-fact-value {
  color: var(--navy);
  font-weight: 700;
  text-align: right;
}

/* ---------- Cover image ---------- */
.pd-cover-wrap { padding: 20px 0 0; }
.pd-cover {
  position: relative;
  aspect-ratio: 16 / 8;
  border-radius: 26px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  box-shadow: 0 30px 70px rgba(11,45,99,.18);
}
.pd-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.pd-cover-fallback {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 110px;
}
.pd-cover-fallback i {
  position: relative; z-index: 1;
  filter: drop-shadow(0 20px 50px rgba(0,0,0,.35));
}

/* ---------- Body ---------- */
.pd-body { padding-top: 70px; }
.pd-body-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .pd-body-grid { grid-template-columns: 1fr; gap: 40px; }
}

.pd-section-title {
  font-size: clamp(22px, 2.6vw, 32px);
  margin: 0 0 20px;
}
.pd-prose {
  color: var(--ink);
  font-size: 16px;
  line-height: 1.85;
}
.pd-prose p { margin: 0 0 18px; }

.pd-side-block {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  margin-bottom: 22px;
}
.pd-side-title {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 16px;
}
.pd-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pd-stack span {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--navy);
  font-size: 12.5px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 100px;
}

.pd-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.pd-links li { margin-bottom: 10px; }
.pd-links li:last-child { margin-bottom: 0; }
.pd-links a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-weight: 600;
  font-size: 14.5px;
  padding: 10px 0;
}
.pd-links a:hover { color: var(--blue); }
.pd-links a i:first-child {
  width: 20px;
  color: var(--blue);
  text-align: center;
}
.pd-link-ext {
  margin-left: auto;
  font-size: 11px;
  opacity: .5;
}

.pd-side-cta {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  border-color: transparent;
  color: #fff;
}
.pd-side-cta .pd-side-title { color: #fff; }
.pd-side-cta p {
  color: #b9cbe8;
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0 0 18px;
}
.pd-side-cta .btn-main {
  background: #fff;
  color: var(--navy);
  width: 100%;
  justify-content: center;
}
.pd-side-cta .btn-main:hover {
  background: var(--blue-2);
  color: var(--navy-2);
}

/* ---------- Gallery ---------- */
.pd-gallery-wrap { background: var(--bg); }
.pd-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 640px) {
  .pd-gallery { grid-template-columns: 1fr; gap: 16px; }
}
.pd-gallery-item {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 10;
  box-shadow: 0 14px 40px rgba(11,45,99,.06);
}
.pd-gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.pd-gallery-item:hover img { transform: scale(1.04); }

/* =========================================================
   404
   ========================================================= */
.error-section {
  position: relative;
  padding: 110px 0;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
  min-height: 70vh;
}
.error-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 85%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 85%);
  pointer-events: none;
}
.error-card {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 60px 40px;
  box-shadow: 0 30px 70px rgba(11,45,99,.10);
}
.error-code {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(80px, 12vw, 140px);
  font-weight: 800;
  letter-spacing: -.05em;
  line-height: 1;
  background: linear-gradient(120deg, var(--blue), var(--blue-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}
.error-card h1 {
  font-size: clamp(22px, 3vw, 32px);
  margin: 0 0 14px;
}
.error-card p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 30px;
}
.error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
@media (max-width: 640px) {
  .error-card { padding: 40px 24px; }
}

/* =========================================================
   BATCH 2 (PART 2) — Courses, Services, About, Innovation, Contact
   ========================================================= */

/* ---------- Course filters ---------- */
.course-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 16px;
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  margin-bottom: 40px;
  box-shadow: 0 14px 40px rgba(11,45,99,.04);
}
.course-filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 160px;
  flex: 1;
}
.course-filter-group label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}
.course-filter-group select {
  appearance: none;
  background: var(--bg) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='%2364748B' d='M6 8L0 0h12z'/></svg>") no-repeat right 14px center;
  background-size: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 36px 11px 14px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  transition: border-color .2s, box-shadow .2s;
}
.course-filter-group select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(30,99,201,.10);
}
.course-filter-reset {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  padding: 11px 16px;
  border-radius: 10px;
  border: 1px dashed var(--line);
  transition: all .2s;
}
.course-filter-reset:hover {
  color: var(--navy);
  border-color: var(--navy);
  border-style: solid;
}

/* ---------- Course detail ---------- */
.cd-hero {
  position: relative;
  padding: 70px 0 60px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
}
.cd-hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  pointer-events: none;
}
.cd-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .cd-hero-grid { grid-template-columns: 1fr; gap: 34px; }
}
.cd-meta-top {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.cd-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 100px;
  background: var(--bg);
  color: var(--navy);
  border: 1px solid var(--line);
}
.cd-chip-primary {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.cd-chip-level {
  background: rgba(30,99,201,.08);
  color: var(--blue);
  border-color: rgba(30,99,201,.2);
}
.cd-title {
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.1;
  margin: 0 0 16px;
}
.cd-tagline {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.65;
  margin: 0 0 26px;
  max-width: 620px;
}
.cd-quick {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 14.5px;
  color: var(--navy);
  font-weight: 500;
}
.cd-quick li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.cd-quick i { color: var(--blue); }

/* Card */
.cd-hero-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(11,45,99,.10);
  position: sticky;
  top: 100px;
}
@media (max-width: 900px) {
  .cd-hero-card { position: static; }
}
.cd-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 64px;
}
.cd-card-thumb i {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,.25));
}
.cd-card-body {
  padding: 24px;
}
.cd-price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.cd-price-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.cd-price {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
}
.cd-cta {
  width: 100%;
  justify-content: center;
  margin-bottom: 12px;
}
.cd-enroll-form { margin: 0; }
.cd-enroll-form .cd-cta { margin-bottom: 12px; }
.cd-card-note {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  margin: 0 0 18px;
}
.cd-card-note a { color: var(--blue); font-weight: 600; }
.cd-card-facts {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  color: var(--muted);
}
.cd-card-facts li {
  display: flex;
  align-items: center;
  gap: 10px;
}
.cd-card-facts i {
  width: 18px;
  color: var(--blue);
  text-align: center;
}

/* Body */
.cd-body { padding-top: 70px; }
.cd-body-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .cd-body-grid { grid-template-columns: 1fr; gap: 40px; }
}
.cd-block { margin-bottom: 50px; }
.cd-block:last-child { margin-bottom: 0; }
.cd-block-title {
  font-size: clamp(20px, 2.4vw, 28px);
  margin: 0 0 20px;
}
.cd-prose {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}
.cd-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.cd-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}
.cd-list li:last-child { border-bottom: none; }
.cd-list-check i {
  color: var(--success);
  font-size: 16px;
  margin-top: 3px;
  flex-shrink: 0;
}
.cd-list-dot i {
  color: var(--blue-2);
  font-size: 6px;
  margin-top: 10px;
  flex-shrink: 0;
}
.cd-syllabus {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: none;
}
.cd-syllabus li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.cd-syllabus li:last-child { border-bottom: none; }
.cd-syllabus-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--blue);
  flex-shrink: 0;
}
.cd-syllabus-title {
  flex: 1;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--navy);
}
.cd-syllabus-dur {
  font-size: 13px;
  color: var(--muted);
}
.cd-syllabus-preview {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(30,99,201,.08);
  padding: 4px 10px;
  border-radius: 100px;
}

/* Side */
.cd-side-block {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  margin-bottom: 22px;
}
.cd-side-title {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 16px;
}
.cd-instructor {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.cd-instructor-avatar { flex-shrink: 0; }
.cd-instructor strong {
  display: block;
  color: var(--navy);
  font-size: 15px;
  margin-bottom: 6px;
}
.cd-instructor p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}
.cd-side-cta {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  border-color: transparent;
  color: #fff;
}
.cd-side-cta .cd-side-title { color: #fff; }
.cd-side-cta p {
  color: #b9cbe8;
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0 0 18px;
}
.cd-side-cta .btn-main {
  background: #fff;
  color: var(--navy);
  width: 100%;
  justify-content: center;
}
.cd-side-cta .btn-main:hover {
  background: var(--blue-2);
  color: var(--navy-2);
}

/* ---------- Services list ---------- */
.svc-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.svc-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  align-items: start;
  padding: 36px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  transition: all .3s var(--ease);
  scroll-margin-top: 100px;
}
.svc-row:hover {
  border-color: transparent;
  box-shadow: 0 26px 60px rgba(11,45,99,.10);
  transform: translateY(-2px);
}
.svc-row-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 28px;
  box-shadow: 0 14px 30px rgba(11,45,99,.18);
  flex-shrink: 0;
}
.svc-row-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--blue);
  margin-bottom: 8px;
}
.svc-row-title {
  font-size: clamp(22px, 2.6vw, 30px);
  margin: 0 0 12px;
}
.svc-row-lead {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0 0 20px;
  max-width: 720px;
}
.svc-row-points {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 24px;
}
.svc-row-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: var(--navy);
  font-weight: 500;
}
.svc-row-points i {
  color: var(--success);
  font-size: 12px;
}
@media (max-width: 768px) {
  .svc-row { grid-template-columns: 1fr; padding: 26px; gap: 20px; }
  .svc-row-points { grid-template-columns: 1fr; }
}

/* ---------- FAQ ---------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 820px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0;
  transition: all .2s;
}
.faq-item[open] {
  border-color: var(--blue);
  box-shadow: 0 12px 30px rgba(30,99,201,.08);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 700;
  font-size: 15.5px;
  color: var(--navy);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i {
  color: var(--blue);
  font-size: 13px;
  transition: transform .25s var(--ease);
  flex-shrink: 0;
}
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item > p {
  margin: 0;
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}
.faq-list-compact .faq-item summary {
  padding: 14px 18px;
  font-size: 14.5px;
}
.faq-list-compact .faq-item > p {
  padding: 0 18px 16px;
  font-size: 14px;
}

/* ---------- About ---------- */
.about-split {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .about-split { grid-template-columns: 1fr; gap: 40px; }
}
.about-split-copy p {
  color: var(--ink);
  font-size: 16.5px;
  line-height: 1.85;
  margin: 0 0 18px;
}
.about-split-side {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.about-stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px 22px;
  text-align: left;
}
.about-stat strong {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 32px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -.02em;
  line-height: 1;
  margin-bottom: 8px;
}
.about-stat span {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
@media (max-width: 991px) { .values-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .values-grid { grid-template-columns: 1fr; } }
.value-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px 26px;
  transition: all .3s var(--ease);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(11,45,99,.08);
}
.value-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  font-size: 22px;
  margin-bottom: 20px;
}
.value-card h3 {
  font-size: 18px;
  margin: 0 0 10px;
}
.value-card p {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.65;
  margin: 0;
}

.timeline {
  position: relative;
  padding-left: 30px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--blue-2));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding: 0 0 40px 20px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -30px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue);
  box-shadow: 0 0 0 4px rgba(30,99,201,.12);
}
.timeline-year {
  display: inline-block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 8px;
}
.timeline-body h3 {
  font-size: 20px;
  margin: 0 0 8px;
}
.timeline-body p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

/* ---------- Innovation ---------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 768px) { .pillars-grid { grid-template-columns: 1fr; } }
.pillar-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 32px;
  transition: all .3s var(--ease);
}
.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 60px rgba(11,45,99,.10);
  border-color: transparent;
}
.pillar-icon {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  background: linear-gradient(140deg, var(--navy), var(--blue));
  color: #fff;
  font-size: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 14px 30px rgba(11,45,99,.18);
}
.pillar-card h3 {
  font-size: 20px;
  margin: 0 0 10px;
}
.pillar-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

.roadmap {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 20px;
  padding: 8px;
}
.roadmap-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 24px;
  border-radius: 14px;
  transition: background .2s;
}
.roadmap-row:hover { background: rgba(255,255,255,.05); }
.roadmap-q {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--blue-2);
  letter-spacing: -.02em;
}
.roadmap-body h3 {
  color: #fff;
  font-size: 17px;
  margin: 0 0 4px;
}
.roadmap-body p {
  color: #b9cbe8;
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
}
.roadmap-status {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 100px;
  background: rgba(115,177,255,.15);
  color: var(--blue-2);
  white-space: nowrap;
}
@media (max-width: 768px) {
  .roadmap-row { grid-template-columns: 1fr; gap: 8px; }
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}
.contact-form-wrap {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 20px 50px rgba(11,45,99,.05);
}
@media (max-width: 640px) {
  .contact-form-wrap { padding: 26px 22px; }
}
.contact-form-title {
  font-size: 24px;
  margin: 0 0 26px;
}
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 640px) {
  .contact-form .form-row { grid-template-columns: 1fr; }
}
.contact-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.contact-form label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}
.contact-form input,
.contact-form textarea {
  border: 1.5px solid var(--line);
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(30,99,201,.10);
}
.contact-form textarea { resize: vertical; min-height: 130px; }
.contact-submit { margin-top: 8px; }

.contact-alert {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 20px;
  border-radius: 14px;
  margin-bottom: 24px;
  font-size: 14.5px;
}
.contact-alert strong { display: block; margin-bottom: 4px; }
.contact-alert p { margin: 0; font-size: 14px; }
.contact-alert ul { margin: 6px 0 0; padding-left: 20px; }
.contact-alert-success {
  background: rgba(14,159,110,.08);
  border: 1px solid rgba(14,159,110,.25);
  color: #065F46;
}
.contact-alert-success i { color: var(--success); font-size: 18px; }
.contact-alert-error {
  background: rgba(220,38,38,.06);
  border: 1px solid rgba(220,38,38,.25);
  color: #991B1B;
}
.contact-alert-error i { color: #DC2626; font-size: 18px; }

.contact-side {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.contact-info-card,
.contact-faq-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 30px;
}
.contact-info-title {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 22px;
}
.contact-line {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.contact-line:last-of-type { border-bottom: none; padding-bottom: 0; }
.contact-line > i {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--bg);
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-line strong {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.contact-line a,
.contact-line span {
  color: var(--navy);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
}
.contact-line a:hover { color: var(--blue); }

.contact-socials {
  display: flex;
  gap: 10px;
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.contact-socials a {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--bg);
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: all .2s;
}
.contact-socials a:hover {
  background: var(--navy);
  color: #fff;
  transform: translateY(-2px);
}

/* =========================================================
   SERVICE DETAIL
   ========================================================= */
.sd-hero {
  position: relative;
  padding: 70px 0 60px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
}
.sd-hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  pointer-events: none;
}
.sd-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .sd-hero-grid { grid-template-columns: 1fr; gap: 34px; }
}

.sd-icon {
  width: 76px;
  height: 76px;
  border-radius: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 30px;
  margin-bottom: 22px;
  box-shadow: 0 18px 40px rgba(11,45,99,.20);
}

.sd-title {
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.1;
  margin: 0 0 14px;
}
.sd-tagline {
  font-size: 19px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.5;
  margin: 0 0 14px;
  max-width: 620px;
}
.sd-lead {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0 0 30px;
  max-width: 640px;
}
.sd-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* Side facts */
.sd-hero-side { position: relative; }
.sd-facts {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 30px;
  box-shadow: 0 30px 70px rgba(11,45,99,.08);
  position: sticky;
  top: 100px;
}
@media (max-width: 900px) {
  .sd-facts { position: static; }
}
.sd-facts-title {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 20px;
}
.sd-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.sd-fact:last-of-type { border-bottom: none; }
.sd-fact-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}
.sd-fact-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.01em;
}
.sd-facts-cta {
  width: 100%;
  justify-content: center;
  margin-top: 20px;
}

/* Body */
.sd-body { padding-top: 70px; }
.sd-body-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .sd-body-grid { grid-template-columns: 1fr; gap: 40px; }
}
.sd-block { margin-bottom: 50px; }
.sd-block:last-child { margin-bottom: 0; }
.sd-block-title {
  font-size: clamp(20px, 2.4vw, 28px);
  margin: 0 0 20px;
}
.sd-prose {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.sd-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sd-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink);
}
.sd-list li:last-child { border-bottom: none; }
.sd-list-check i {
  color: var(--success);
  font-size: 16px;
  margin-top: 4px;
  flex-shrink: 0;
}

/* Deliverables */
.sd-deliverables {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sd-deliverable {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: all .2s var(--ease);
}
.sd-deliverable:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 26px rgba(30,99,201,.08);
}
.sd-deliverable-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--blue);
  flex-shrink: 0;
}
.sd-deliverable-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
}

/* Side */
.sd-side-block {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  margin-bottom: 22px;
}
.sd-side-title {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--navy);
  margin: 0 0 16px;
}
.sd-side-cta {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  border-color: transparent;
  color: #fff;
}
.sd-side-cta .sd-side-title { color: #fff; }
.sd-side-cta p {
  color: #b9cbe8;
  font-size: 14.5px;
  line-height: 1.65;
  margin: 0 0 18px;
}
.sd-side-cta .btn-main {
  background: #fff;
  color: var(--navy);
  width: 100%;
  justify-content: center;
}
.sd-side-cta .btn-main:hover {
  background: var(--blue-2);
  color: var(--navy-2);
}

.sd-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sd-links li { margin-bottom: 10px; }
.sd-links li:last-child { margin-bottom: 0; }
.sd-links a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-weight: 600;
  font-size: 14.5px;
  padding: 8px 0;
}
.sd-links a:hover { color: var(--blue); }
.sd-links i {
  width: 18px;
  color: var(--blue);
  text-align: center;
}

/* Other services grid */
.sd-other-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
@media (max-width: 991px) { .sd-other-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .sd-other-grid { grid-template-columns: 1fr; } }

.sd-other-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px 24px;
  color: inherit;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all .3s var(--ease);
}
.sd-other-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 60px rgba(11,45,99,.10);
  border-color: transparent;
  color: inherit;
}
.sd-other-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  box-shadow: 0 12px 26px rgba(11,45,99,.18);
}
.sd-other-card h3 {
  font-size: 17px;
  margin: 0;
  line-height: 1.3;
}
.sd-other-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.sd-other-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--navy);
  margin-top: 6px;
}
.sd-other-link i { transition: transform .2s var(--ease); }
.sd-other-card:hover .sd-other-link i { transform: translateX(4px); }

/* =========================================================
   BATCH 3 — Auth + Dashboard + Profile + Lessons
   ========================================================= */

/* ---------- Auth pages (register / login / forgot / reset) ---------- */
.auth-section {
  position: relative;
  padding: 70px 0 90px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
  min-height: calc(100vh - 200px);
}
.auth-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  pointer-events: none;
}
.auth-section::after {
  content: '';
  position: absolute;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(115,177,255,.30), transparent 70%);
  filter: blur(70px);
  top: -180px; right: -140px;
  pointer-events: none;
}
.auth-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}
.auth-grid-narrow { grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) {
  .auth-grid,
  .auth-grid-narrow { grid-template-columns: 1fr; gap: 30px; }
  .auth-side { display: none; }
}

.auth-side-inner h2 {
  font-size: clamp(24px, 3vw, 34px);
  margin: 0 0 18px;
}
.auth-side-copy {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 24px;
}
.auth-perks {
  list-style: none;
  padding: 0;
  margin: 0;
}
.auth-perks li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  color: var(--navy);
  font-weight: 500;
  font-size: 15px;
}
.auth-perks i { color: var(--success); }

.auth-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 30px 70px rgba(11,45,99,.08);
}
@media (max-width: 640px) { .auth-card { padding: 26px 22px; } }

.auth-header { margin-bottom: 26px; }
.auth-title {
  font-size: 26px;
  margin: 0 0 6px;
}
.auth-sub {
  color: var(--muted);
  font-size: 14.5px;
  margin: 0;
}

.auth-form .form-group,
.auth-card .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.auth-card label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}
.auth-card input,
.auth-card textarea,
.profile-form input,
.profile-form textarea {
  border: 1.5px solid var(--line);
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
.auth-card input:focus,
.auth-card textarea:focus,
.profile-form input:focus,
.profile-form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(30,99,201,.10);
}
.auth-card .form-row,
.profile-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 640px) {
  .auth-card .form-row,
  .profile-form .form-row { grid-template-columns: 1fr; }
}

.input-with-btn { position: relative; display: flex; }
.input-with-btn input { padding-right: 46px; }
.input-btn {
  position: absolute;
  right: 6px; top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 15px;
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 8px;
  transition: color .2s, background .2s;
}
.input-btn:hover { color: var(--navy); background: var(--bg); }

.auth-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: var(--muted);
  margin: 12px 0 20px;
}
.auth-check input { width: auto; margin-top: 2px; }
.auth-check a { color: var(--blue); font-weight: 600; }
.auth-check-inline { margin: 0; }

.auth-row-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 6px 0 22px;
  flex-wrap: wrap;
  gap: 10px;
}
.auth-link {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--blue);
}
.auth-submit {
  width: 100%;
  justify-content: center;
  margin-bottom: 4px;
}
.auth-footer {
  text-align: center;
  margin: 22px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}
.auth-footer a { font-weight: 600; }

.auth-alert {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 20px;
  border-radius: 14px;
  margin-bottom: 22px;
  font-size: 14.5px;
}
.auth-alert strong { display: block; margin-bottom: 4px; }
.auth-alert p { margin: 0; font-size: 14px; }
.auth-alert ul { margin: 6px 0 0; padding-left: 20px; }
.auth-alert-success {
  background: rgba(14,159,110,.08);
  border: 1px solid rgba(14,159,110,.25);
  color: #065F46;
}
.auth-alert-success i { color: var(--success); font-size: 18px; }
.auth-alert-error {
  background: rgba(220,38,38,.06);
  border: 1px solid rgba(220,38,38,.25);
  color: #991B1B;
}
.auth-alert-error i { color: #DC2626; font-size: 18px; }

/* ---------- Dashboard ---------- */
.dashboard-section {
  padding: 60px 0 90px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  min-height: calc(100vh - 200px);
}
.dash-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}
.dash-title {
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 0 0 4px;
  line-height: 1.15;
}
.dash-sub {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}
.dash-header-actions { flex-shrink: 0; }

.dash-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 32px;
}
@media (max-width: 640px) { .dash-stats { grid-template-columns: 1fr; } }
.dash-stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all .25s var(--ease);
}
.dash-stat:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(11,45,99,.08);
}
.dash-stat i {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  color: var(--navy);
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.dash-stat-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.dash-stat-label {
  color: var(--muted);
  font-size: 13.5px;
  margin-top: 4px;
}

.dash-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 24px;
}
.dash-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 26px;
  border-bottom: 1px solid var(--line);
}
.dash-card-header h2 {
  font-size: 18px;
  margin: 0;
}
.dash-card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
}

.dash-empty {
  text-align: center;
  padding: 60px 24px;
  color: var(--muted);
}
.dash-empty i {
  font-size: 40px;
  color: var(--blue-2);
  margin-bottom: 16px;
  display: block;
}
.dash-empty p { font-size: 15px; margin: 0 0 20px; }

.dash-courses {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding: 22px;
}
@media (max-width: 768px) { .dash-courses { grid-template-columns: 1fr; } }

.dash-course {
  display: flex;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: all .25s var(--ease);
}
.dash-course:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 30px rgba(30,99,201,.08);
}
.dash-course-thumb {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff;
  font-size: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.dash-course-body { flex: 1; min-width: 0; }
.dash-course-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}
.dash-course-level {
  color: var(--muted);
  letter-spacing: .06em;
}
.dash-course h3 {
  font-size: 16px;
  margin: 0 0 12px;
  line-height: 1.35;
}
.dash-course-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.dash-course-status {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 100px;
}
.dash-status-active    { background: rgba(30,99,201,.10); color: var(--blue); }
.dash-status-completed { background: rgba(14,159,110,.12); color: var(--success); }
.dash-status-pending   { background: rgba(245,158,11,.15); color: #B45309; }
.dash-status-cancelled { background: rgba(100,116,139,.12); color: var(--muted); }
.dash-course-btn {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.dash-course-btn:hover { color: var(--blue); }

/* ---------- Profile ---------- */
.profile-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 900px) { .profile-grid { grid-template-columns: 1fr; } }

.profile-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px 24px;
  text-align: center;
  position: sticky;
  top: 100px;
}
@media (max-width: 900px) { .profile-card { position: static; } }
.profile-avatar {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}
.profile-name {
  font-size: 19px;
  margin: 0 0 6px;
}
.profile-email {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 14px;
  word-break: break-all;
}
.profile-role {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--bg);
  color: var(--blue);
}
.profile-since {
  font-size: 13px;
  color: var(--muted);
  margin: 16px 0 0;
}

.profile-form {
  padding: 24px 26px 28px;
}
.profile-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.profile-form label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}
.profile-form small {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.profile-form .btn-main { margin-top: 4px; }

/* ---------- Lesson view ---------- */
.lesson-section {
  padding: 40px 0 90px;
  background: #F6F9FF;
  min-height: calc(100vh - 200px);
}
.lesson-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 26px;
  align-items: start;
  margin-top: 20px;
}
@media (max-width: 900px) { .lesson-grid { grid-template-columns: 1fr; } }

.lesson-side {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 120px);
  display: flex;
  flex-direction: column;
}
@media (max-width: 900px) { .lesson-side { position: static; max-height: none; } }

.lesson-side-head {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  color: #fff;
}
.lesson-side-track {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  margin-bottom: 6px;
}
.lesson-side-head h2 {
  color: #fff;
  font-size: 18px;
  margin: 0 0 8px;
  line-height: 1.3;
}
.lesson-side-count {
  font-size: 12.5px;
  color: rgba(255,255,255,.75);
}

.lesson-list {
  list-style: none;
  padding: 12px;
  margin: 0;
  overflow-y: auto;
}
.lesson-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14.5px;
  color: var(--navy);
  font-weight: 500;
  transition: background .2s;
}
.lesson-list-item:hover { background: var(--bg); }
.lesson-list-item.is-active {
  background: var(--blue-3);
  color: var(--navy);
  font-weight: 700;
}
.lesson-list-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--blue);
  flex-shrink: 0;
}
.lesson-list-title { flex: 1; }
.lesson-list-dur {
  font-size: 12px;
  color: var(--muted);
}
.lesson-side-empty {
  padding: 22px;
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

.lesson-main { min-width: 0; }
.lesson-article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 40px;
}
@media (max-width: 640px) { .lesson-article { padding: 24px; } }
.lesson-title {
  font-size: clamp(22px, 3vw, 32px);
  margin: 0 0 8px;
  line-height: 1.2;
}
.lesson-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 26px;
}
.lesson-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}

.lesson-empty {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 80px 30px;
  text-align: center;
  color: var(--muted);
}
.lesson-empty i {
  font-size: 42px;
  color: var(--blue-2);
  margin-bottom: 16px;
  display: block;
}
.lesson-empty h2 {
  font-size: 20px;
  color: var(--navy);
  margin: 0 0 6px;
}
.lesson-empty p { margin: 0; }

/* =========================================================
   BATCH 3 — Auth + Dashboard + Profile + Lessons
   ========================================================= */

/* ---------- Auth pages (register / login / forgot / reset) ---------- */
.auth-section {
  position: relative;
  padding: 70px 0 90px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  overflow: hidden;
  min-height: calc(100vh - 200px);
}
.auth-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,45,99,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,45,99,.045) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 25%, transparent 85%);
  pointer-events: none;
}
.auth-section::after {
  content: '';
  position: absolute;
  width: 460px; height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(115,177,255,.30), transparent 70%);
  filter: blur(70px);
  top: -180px; right: -140px;
  pointer-events: none;
}
.auth-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}
.auth-grid-narrow { grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) {
  .auth-grid,
  .auth-grid-narrow { grid-template-columns: 1fr; gap: 30px; }
  .auth-side { display: none; }
}

.auth-side-inner h2 {
  font-size: clamp(24px, 3vw, 34px);
  margin: 0 0 18px;
}
.auth-side-copy {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 24px;
}
.auth-perks {
  list-style: none;
  padding: 0;
  margin: 0;
}
.auth-perks li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  color: var(--navy);
  font-weight: 500;
  font-size: 15px;
}
.auth-perks i { color: var(--success); }

.auth-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 30px 70px rgba(11,45,99,.08);
}
@media (max-width: 640px) { .auth-card { padding: 26px 22px; } }

.auth-header { margin-bottom: 26px; }
.auth-title {
  font-size: 26px;
  margin: 0 0 6px;
}
.auth-sub {
  color: var(--muted);
  font-size: 14.5px;
  margin: 0;
}

.auth-form .form-group,
.auth-card .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.auth-card label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}
.auth-card input,
.auth-card textarea,
.profile-form input,
.profile-form textarea {
  border: 1.5px solid var(--line);
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
.auth-card input:focus,
.auth-card textarea:focus,
.profile-form input:focus,
.profile-form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(30,99,201,.10);
}
.auth-card .form-row,
.profile-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 640px) {
  .auth-card .form-row,
  .profile-form .form-row { grid-template-columns: 1fr; }
}

.input-with-btn { position: relative; display: flex; }
.input-with-btn input { padding-right: 46px; }
.input-btn {
  position: absolute;
  right: 6px; top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 15px;
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 8px;
  transition: color .2s, background .2s;
}
.input-btn:hover { color: var(--navy); background: var(--bg); }

.auth-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: var(--muted);
  margin: 12px 0 20px;
}
.auth-check input { width: auto; margin-top: 2px; }
.auth-check a { color: var(--blue); font-weight: 600; }
.auth-check-inline { margin: 0; }

.auth-row-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 6px 0 22px;
  flex-wrap: wrap;
  gap: 10px;
}
.auth-link {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--blue);
}
.auth-submit {
  width: 100%;
  justify-content: center;
  margin-bottom: 4px;
}
.auth-footer {
  text-align: center;
  margin: 22px 0 0;
  font-size: 14.5px;
  color: var(--muted);
}
.auth-footer a { font-weight: 600; }

.auth-alert {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 20px;
  border-radius: 14px;
  margin-bottom: 22px;
  font-size: 14.5px;
}
.auth-alert strong { display: block; margin-bottom: 4px; }
.auth-alert p { margin: 0; font-size: 14px; }
.auth-alert ul { margin: 6px 0 0; padding-left: 20px; }
.auth-alert-success {
  background: rgba(14,159,110,.08);
  border: 1px solid rgba(14,159,110,.25);
  color: #065F46;
}
.auth-alert-success i { color: var(--success); font-size: 18px; }
.auth-alert-error {
  background: rgba(220,38,38,.06);
  border: 1px solid rgba(220,38,38,.25);
  color: #991B1B;
}
.auth-alert-error i { color: #DC2626; font-size: 18px; }

/* ---------- Dashboard ---------- */
.dashboard-section {
  padding: 60px 0 90px;
  background: linear-gradient(180deg, #F6F9FF 0%, #FFFFFF 100%);
  min-height: calc(100vh - 200px);
}
.dash-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}
.dash-title {
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 0 0 4px;
  line-height: 1.15;
}
.dash-sub {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}
.dash-header-actions { flex-shrink: 0; }

.dash-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 32px;
}
@media (max-width: 640px) { .dash-stats { grid-template-columns: 1fr; } }
.dash-stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all .25s var(--ease);
}
.dash-stat:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(11,45,99,.08);
}
.dash-stat i {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  color: var(--navy);
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.dash-stat-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.dash-stat-label {
  color: var(--muted);
  font-size: 13.5px;
  margin-top: 4px;
}

.dash-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 24px;
}
.dash-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 26px;
  border-bottom: 1px solid var(--line);
}
.dash-card-header h2 {
  font-size: 18px;
  margin: 0;
}
.dash-card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
}

.dash-empty {
  text-align: center;
  padding: 60px 24px;
  color: var(--muted);
}
.dash-empty i {
  font-size: 40px;
  color: var(--blue-2);
  margin-bottom: 16px;
  display: block;
}
.dash-empty p { font-size: 15px; margin: 0 0 20px; }

.dash-courses {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding: 22px;
}
@media (max-width: 768px) { .dash-courses { grid-template-columns: 1fr; } }

.dash-course {
  display: flex;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: all .25s var(--ease);
}
.dash-course:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 30px rgba(30,99,201,.08);
}
.dash-course-thumb {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff;
  font-size: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.dash-course-body { flex: 1; min-width: 0; }
.dash-course-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}
.dash-course-level {
  color: var(--muted);
  letter-spacing: .06em;
}
.dash-course h3 {
  font-size: 16px;
  margin: 0 0 12px;
  line-height: 1.35;
}
.dash-course-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.dash-course-status {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 100px;
}
.dash-status-active    { background: rgba(30,99,201,.10); color: var(--blue); }
.dash-status-completed { background: rgba(14,159,110,.12); color: var(--success); }
.dash-status-pending   { background: rgba(245,158,11,.15); color: #B45309; }
.dash-status-cancelled { background: rgba(100,116,139,.12); color: var(--muted); }
.dash-course-btn {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.dash-course-btn:hover { color: var(--blue); }

/* ---------- Profile ---------- */
.profile-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 900px) { .profile-grid { grid-template-columns: 1fr; } }

.profile-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px 24px;
  text-align: center;
  position: sticky;
  top: 100px;
}
@media (max-width: 900px) { .profile-card { position: static; } }
.profile-avatar {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}
.profile-name {
  font-size: 19px;
  margin: 0 0 6px;
}
.profile-email {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 14px;
  word-break: break-all;
}
.profile-role {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--bg);
  color: var(--blue);
}
.profile-since {
  font-size: 13px;
  color: var(--muted);
  margin: 16px 0 0;
}

.profile-form {
  padding: 24px 26px 28px;
}
.profile-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.profile-form label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}
.profile-form small {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.profile-form .btn-main { margin-top: 4px; }

/* ---------- Lesson view ---------- */
.lesson-section {
  padding: 40px 0 90px;
  background: #F6F9FF;
  min-height: calc(100vh - 200px);
}
.lesson-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 26px;
  align-items: start;
  margin-top: 20px;
}
@media (max-width: 900px) { .lesson-grid { grid-template-columns: 1fr; } }

.lesson-side {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 120px);
  display: flex;
  flex-direction: column;
}
@media (max-width: 900px) { .lesson-side { position: static; max-height: none; } }

.lesson-side-head {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  color: #fff;
}
.lesson-side-track {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  margin-bottom: 6px;
}
.lesson-side-head h2 {
  color: #fff;
  font-size: 18px;
  margin: 0 0 8px;
  line-height: 1.3;
}
.lesson-side-count {
  font-size: 12.5px;
  color: rgba(255,255,255,.75);
}

.lesson-list {
  list-style: none;
  padding: 12px;
  margin: 0;
  overflow-y: auto;
}
.lesson-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14.5px;
  color: var(--navy);
  font-weight: 500;
  transition: background .2s;
}
.lesson-list-item:hover { background: var(--bg); }
.lesson-list-item.is-active {
  background: var(--blue-3);
  color: var(--navy);
  font-weight: 700;
}
.lesson-list-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--blue);
  flex-shrink: 0;
}
.lesson-list-title { flex: 1; }
.lesson-list-dur {
  font-size: 12px;
  color: var(--muted);
}
.lesson-side-empty {
  padding: 22px;
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

.lesson-main { min-width: 0; }
.lesson-article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 40px;
}
@media (max-width: 640px) { .lesson-article { padding: 24px; } }
.lesson-title {
  font-size: clamp(22px, 3vw, 32px);
  margin: 0 0 8px;
  line-height: 1.2;
}
.lesson-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 26px;
}
.lesson-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}

.lesson-empty {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 80px 30px;
  text-align: center;
  color: var(--muted);
}
.lesson-empty i {
  font-size: 42px;
  color: var(--blue-2);
  margin-bottom: 16px;
  display: block;
}
.lesson-empty h2 {
  font-size: 20px;
  color: var(--navy);
  margin: 0 0 6px;
}
.lesson-empty p { margin: 0; }

/* =========================================================
   BATCH 4 — Admin panel
   ========================================================= */
.adm-body { background: #EEF2F8; }

.adm-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}
@media (max-width: 900px) { .adm-shell { grid-template-columns: 1fr; } }

/* Sidebar */
.adm-side {
  background: #05173A;
  color: #93A7C7;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}
@media (max-width: 900px) {
  .adm-side { position: static; height: auto; flex-direction: row; align-items: center; overflow-x: auto; padding: 14px; }
  .adm-side-brand { margin-bottom: 0; margin-right: 16px; }
  .adm-side-nav { display: flex; flex-direction: row; gap: 6px; flex: 1; }
  .adm-side-foot { display: none; }
}
.adm-side-brand { margin-bottom: 24px; }
.adm-side-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 17px;
}
.adm-side-logo i {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #1E63C9, #0B2D63);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.adm-side-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.adm-side-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: 10px;
  color: #93A7C7;
  font-size: 14.5px;
  font-weight: 500;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.adm-side-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.adm-side-link.is-active {
  background: linear-gradient(135deg, #1E63C9, #0B2D63);
  color: #fff;
  box-shadow: 0 8px 20px rgba(30,99,201,.35);
}
.adm-side-link i { width: 18px; text-align: center; }
.adm-side-link-danger:hover { background: rgba(220,38,38,.15); color: #FCA5A5; }
.adm-side-foot { padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); margin-top: 16px; }

/* Main */
.adm-main { padding: 30px 36px; max-width: 1400px; }
@media (max-width: 640px) { .adm-main { padding: 20px; } }

.adm-topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.adm-title {
  font-size: 26px;
  margin: 0 0 4px;
  line-height: 1.2;
}
.adm-sub {
  color: #64748B;
  font-size: 14.5px;
  margin: 0;
}
.adm-topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.adm-user {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 6px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
}

/* Buttons */
.adm-btn,
.adm-btn-ghost,
.adm-btn-icon {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all .2s var(--ease);
  text-decoration: none;
}
.adm-btn {
  background: var(--navy);
  color: #fff;
}
.adm-btn:hover { background: var(--navy-2); color: #fff; }
.adm-btn-ghost {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--line);
}
.adm-btn-ghost:hover { border-color: var(--navy); color: var(--navy); }
.adm-btn-icon {
  padding: 8px 10px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--navy);
  font-size: 13px;
}
.adm-btn-icon:hover { background: var(--bg); }
.adm-danger { color: #DC2626; }
.adm-danger:hover { background: rgba(220,38,38,.08); }

/* Cards */
.adm-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 24px;
  overflow: hidden;
}
.adm-card-flush { padding: 0; }
.adm-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.adm-card-head h2 { font-size: 17px; margin: 0; }
.adm-card-link { font-size: 13.5px; font-weight: 600; color: var(--blue); }

/* KPIs */
.adm-kpis {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
@media (max-width: 1100px) { .adm-kpis { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px)  { .adm-kpis { grid-template-columns: repeat(2, 1fr); } }
.adm-kpi {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all .25s;
}
.adm-kpi:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(11,45,99,.08); }
.adm-kpi-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  color: var(--navy);
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.adm-kpi-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.adm-kpi-label {
  color: var(--muted);
  font-size: 12.5px;
  margin-top: 4px;
}

.adm-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
@media (max-width: 900px) { .adm-grid-2 { grid-template-columns: 1fr; } }

.adm-list { padding: 8px; }
.adm-list-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 10px;
  transition: background .15s;
}
.adm-list-row:hover { background: var(--bg); }
.adm-list-main { flex: 1; min-width: 0; }
.adm-list-main strong { display: block; font-size: 14px; color: var(--navy); }
.adm-list-main small { display: block; color: var(--muted); font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.adm-list-time { font-size: 12px; color: var(--muted); flex-shrink: 0; }
.adm-empty-line { padding: 20px; color: var(--muted); text-align: center; font-size: 14px; margin: 0; }

/* Pills */
.adm-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  border-radius: 100px;
  background: rgba(100,116,139,.12);
  color: var(--muted);
  white-space: nowrap;
}
.adm-pill-active,
.adm-pill-live,
.adm-pill-published,
.adm-pill-paid,
.adm-pill-completed { background: rgba(14,159,110,.12); color: #047857; }
.adm-pill-suspended,
.adm-pill-cancelled,
.adm-pill-unpaid,
.adm-pill-archived  { background: rgba(220,38,38,.10); color: #B91C1C; }
.adm-pill-pending,
.adm-pill-draft,
.adm-pill-in_development,
.adm-pill-new { background: rgba(245,158,11,.14); color: #B45309; }
.adm-pill-read,
.adm-pill-replied { background: rgba(30,99,201,.10); color: #1E40AF; }
.adm-pill-student    { background: rgba(30,99,201,.10); color: #1E40AF; }
.adm-pill-instructor { background: rgba(124,58,237,.12); color: #6D28D9; }
.adm-pill-admin      { background: rgba(11,45,99,.14);   color: #0B2D63; }
.adm-pill-role       { background: rgba(100,116,139,.10); color: var(--navy); }

/* Table */
.adm-table-wrap { overflow-x: auto; }
.adm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.adm-table thead th {
  text-align: left;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 14px 18px;
  background: #F8FAFD;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.adm-table tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
  color: var(--ink);
}
.adm-table tbody tr:hover { background: #FAFCFF; }
.adm-table tbody tr:last-child td { border-bottom: none; }
.adm-td-actions { text-align: right; white-space: nowrap; }
.adm-empty { text-align: center; padding: 40px 20px; color: var(--muted); font-size: 14px; }
.adm-cell-user { display: flex; align-items: center; gap: 12px; }
.adm-cell-user strong { display: block; font-size: 14px; color: var(--navy); }
.adm-cell-user small { color: var(--muted); font-size: 12px; }

/* Dropdown menu in tables */
.adm-dropdown { position: relative; display: inline-block; }
.adm-dropdown-menu {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 200px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(11,45,99,.12);
  padding: 6px;
  z-index: 20;
}
.adm-dropdown.is-open .adm-dropdown-menu { display: block; }
.adm-dropdown-menu form { margin: 0; }
.adm-dropdown-menu button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.adm-dropdown-menu button:hover { background: var(--bg); color: var(--navy); }
.adm-dropdown-menu button i { width: 16px; text-align: center; color: var(--blue); font-size: 12px; }

/* Filters */
.adm-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.adm-filters input,
.adm-filters select {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  min-width: 160px;
}
.adm-filters input:focus,
.adm-filters select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30,99,201,.10);
}

/* Form */
.adm-form { padding: 22px 24px 26px; }
.adm-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (max-width: 640px) { .adm-form-grid { grid-template-columns: 1fr; } }
.adm-field { display: flex; flex-direction: column; gap: 6px; }
.adm-field-full { grid-column: 1 / -1; }
.adm-field span {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}
.adm-field input,
.adm-field select,
.adm-field textarea {
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 14.5px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  width: 100%;
}
.adm-field textarea { resize: vertical; font-family: inherit; }
.adm-field input:focus,
.adm-field select:focus,
.adm-field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30,99,201,.10);
}
.adm-check {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--navy);
  font-weight: 500;
}
.adm-check input { width: auto; }
.adm-form-actions {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 12px;
}

/* Flash */
.adm-flashes { margin-bottom: 18px; }

/* Service icon cell */
.adm-service-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
}

/* Progress bar */
.adm-progress {
  height: 6px;
  background: #E5EAF3;
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 4px;
}
.adm-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #1E63C9, #0B2D63);
  transition: width .3s;
}

/* Tabs */
.adm-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 6px;
  width: fit-content;
  max-width: 100%;
  overflow-x: auto;
}
.adm-tab {
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
  transition: all .2s;
}
.adm-tab:hover { color: var(--navy); background: var(--bg); }
.adm-tab.is-active { background: var(--navy); color: #fff; }

/* Message view */
.adm-message-from { color: var(--muted); font-size: 13.5px; margin: 4px 0 0; }
.adm-message-body {
  padding: 26px 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}
.adm-message-actions {
  padding: 18px 24px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.adm-muted { color: var(--muted); font-size: 13px; font-style: italic; }


/* =========================================================
   BATCH 5C — Newsletter, sitemap, misc
   ========================================================= */

.footer-newsletter {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 60px;
}
.footer-newsletter-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
@media (max-width: 900px) {
  .footer-newsletter-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}
.footer-newsletter-copy h4 {
  color: #fff;
  font-size: 20px;
  margin: 0 0 8px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
}
.footer-newsletter-copy p {
  color: #93A7C7;
  font-size: 14.5px;
  line-height: 1.65;
  margin: 0;
}

.footer-newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.newsletter-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 100px;
  padding: 4px 4px 4px 20px;
  transition: border-color .2s;
}
.newsletter-input-wrap:focus-within {
  border-color: rgba(115,177,255,.5);
  background: rgba(255,255,255,.09);
}
.newsletter-input-wrap i {
  color: #73B1FF;
  font-size: 15px;
  flex-shrink: 0;
}
.newsletter-input-wrap input {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 15px;
  padding: 12px 0;
  font-family: inherit;
  outline: none;
  min-width: 0;
}
.newsletter-input-wrap input::placeholder { color: rgba(255,255,255,.4); }

.footer-newsletter-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #fff;
  color: var(--navy);
  border: none;
  border-radius: 100px;
  padding: 14px 26px;
  font-weight: 700;
  font-size: 15px;
  font-family: inherit;
  cursor: pointer;
  transition: all .2s;
}
.footer-newsletter-form button:hover {
  background: #73B1FF;
  color: var(--navy-2);
  transform: translateY(-1px);
}
.footer-newsletter-form button:disabled {
  opacity: .6;
  cursor: not-allowed;
  transform: none;
}
.newsletter-msg {
  font-size: 13.5px;
  margin: 0;
  min-height: 18px;
  color: #73B1FF;
  padding-left: 4px;
}
.newsletter-msg.is-error  { color: #FCA5A5; }
.newsletter-msg.is-success { color: #86EFAC; }


/* =========================================================
   LIVE CLASSES — badges, dashboard list, placeholder room
   ========================================================= */

/* Status badges */
.lc-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 5px 11px; border-radius: 100px;
}
.lc-badge i { font-size: 10px; }
.lc-badge-upcoming  { background: rgba(30,99,201,.10);  color: #1E40AF; }
.lc-badge-live      { background: rgba(220,38,38,.12);  color: #B91C1C; }
.lc-badge-live span {
  width: 7px; height: 7px; border-radius: 50%;
  background: #DC2626;
  animation: livePulse 1.5s infinite;
}
.lc-badge-ended     { background: rgba(100,116,139,.12); color: #475569; }
.lc-badge-cancelled { background: rgba(220,38,38,.06);   color: #991B1B; }

@keyframes livePulse {
  0%,100% { opacity: 1; box-shadow: 0 0 0 0 rgba(220,38,38,.7); }
  50%     { opacity: .8; box-shadow: 0 0 0 6px rgba(220,38,38,0); }
}

/* Dashboard live classes list */
.live-list { padding: 12px; }
.live-item {
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
  margin-bottom: 10px;
  transition: all .2s var(--ease);
}
.live-item:last-child { margin-bottom: 0; }
.live-item:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 26px rgba(30,99,201,.06);
}
.live-item-live {
  border-color: rgba(220,38,38,.35);
  background: linear-gradient(180deg, rgba(220,38,38,.03), transparent);
  box-shadow: 0 10px 30px rgba(220,38,38,.10);
}
.live-item-left { display: flex; align-items: center; gap: 16px; min-width: 0; }
.live-item-icon {
  position: relative;
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 14px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff; font-size: 20px;
  display: inline-flex; align-items: center; justify-content: center;
}
.live-item-live .live-item-icon {
  background: linear-gradient(140deg, #DC2626, #991B1B);
}
.live-pulse {
  position: absolute; top: -4px; right: -4px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #DC2626;
  box-shadow: 0 0 0 0 rgba(220,38,38,.7);
  animation: livePulse 1.5s infinite;
}
.live-item-body { min-width: 0; }
.live-item-meta {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 4px; flex-wrap: wrap;
}
.live-item-course {
  font-size: 12px; font-weight: 600; color: var(--muted);
}
.live-item-title {
  font-size: 16px; margin: 0 0 6px; line-height: 1.3;
}
.live-item-when {
  font-size: 13px; color: var(--muted);
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
}
.live-item-duration { color: var(--muted); }
.live-item-instr { color: var(--muted); }

.live-item-right { flex-shrink: 0; }
.live-join-btn {
  background: linear-gradient(135deg, #DC2626, #991B1B) !important;
  box-shadow: 0 10px 24px rgba(220,38,38,.30);
  animation: livePulse 2s infinite;
}
.live-join-btn:hover {
  background: linear-gradient(135deg, #B91C1C, #7F1D1D) !important;
  transform: translateY(-2px);
}
.live-countdown {
  font-size: 13px; font-weight: 600;
  color: var(--muted);
  padding: 10px 16px;
  border-radius: 100px;
  background: var(--bg);
  border: 1px solid var(--line);
}

@media (max-width: 700px) {
  .live-item { flex-direction: column; align-items: stretch; gap: 14px; }
  .live-item-right { text-align: center; }
}

/* Placeholder room (Phase 1) */
.live-room-placeholder {
  padding: 70px 0 100px;
  background: linear-gradient(180deg, #F6F9FF 0%, #fff 100%);
  min-height: calc(100vh - 200px);
}
.live-room-card {
  max-width: 720px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 30px 70px rgba(11,45,99,.08);
  overflow: hidden;
}
.live-room-head {
  padding: 32px 32px 24px;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: #fff;
}
.live-room-head h1 { color: #fff; font-size: 24px; margin: 12px 0 6px; }
.live-room-head p { color: #B9CBE8; font-size: 14.5px; margin: 0; }
.live-room-body { padding: 40px 32px; text-align: center; }
.live-room-icon {
  width: 88px; height: 88px; margin: 0 auto 22px;
  border-radius: 24px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  color: var(--navy); font-size: 36px;
  display: inline-flex; align-items: center; justify-content: center;
}
.live-room-body h2 { font-size: 22px; margin: 0 0 10px; }
.live-room-body p {
  color: var(--muted); font-size: 15.5px;
  line-height: 1.7; margin: 0 0 16px;
  max-width: 520px; margin-left: auto; margin-right: auto;
}
.live-room-meta {
  padding: 16px; background: var(--bg);
  border-radius: 14px; border: 1px solid var(--line);
  font-size: 14.5px;
  margin: 24px auto 28px !important;
  max-width: 480px;
}

.dash-stat-live {
  background: linear-gradient(135deg, rgba(220,38,38,.06), transparent);
  border-color: rgba(220,38,38,.28);
  box-shadow: 0 12px 34px rgba(220,38,38,.10);
}
.dash-stat-live i {
  background: linear-gradient(140deg, #DC2626, #991B1B);
  color: #fff;
  animation: livePulse 2s infinite;
}
.dash-stat-live .dash-stat-value {
  color: #DC2626;
}


/* =========================================================
   NEW STUDENT ONBOARDING PANEL
   ========================================================= */

.onboard-card {
  background: linear-gradient(135deg, #FFFFFF 0%, #F6F9FF 100%);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 48px 44px 44px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(11,45,99,.08);
  margin-bottom: 24px;
}
.onboard-card::before {
  content: '';
  position: absolute;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(115,177,255,.22), transparent 70%);
  filter: blur(60px);
  top: -140px; right: -120px;
  pointer-events: none;
}
@media (max-width: 640px) {
  .onboard-card { padding: 32px 24px; }
}

.onboard-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff;
  font-size: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 14px 34px rgba(30,99,201,.28);
  position: relative;
}

.onboard-title {
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.2;
  margin: 0 0 14px;
  position: relative;
  max-width: 620px;
}
.onboard-lead {
  font-size: 16.5px;
  color: var(--muted);
  line-height: 1.75;
  margin: 0 0 28px;
  max-width: 640px;
  position: relative;
}

.onboard-perks {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  position: relative;
}
@media (max-width: 900px) {
  .onboard-perks { grid-template-columns: 1fr; gap: 12px; }
}
.onboard-perks li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: all .25s var(--ease);
}
.onboard-perks li:hover {
  border-color: var(--blue);
  box-shadow: 0 10px 26px rgba(30,99,201,.08);
}
.onboard-perks i {
  color: var(--success);
  font-size: 17px;
  margin-top: 2px;
  flex-shrink: 0;
}
.onboard-perks strong {
  display: block;
  color: var(--navy);
  font-size: 14.5px;
  font-weight: 700;
  margin-bottom: 4px;
  line-height: 1.3;
}
.onboard-perks span {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.5;
  display: block;
}

.onboard-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
}

/* =========================================================
   DASHBOARD — admin-style shell for students
   ========================================================= */

.dash-shell {
  padding: 40px 0 80px;
  background: #EEF2F8;
  min-height: calc(100vh - 200px);
}

/* Top bar — same feel as admin topbar */
.dash-topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.dash-topbar-title {
  font-size: 26px;
  margin: 0 0 4px;
  line-height: 1.2;
}
.dash-topbar-sub {
  color: var(--muted);
  font-size: 14.5px;
  margin: 0;
}
.dash-topbar-actions { flex-shrink: 0; }

/* KPI tiles — identical to admin .adm-kpi */
.dash-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
@media (max-width: 900px) { .dash-kpis { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .dash-kpis { grid-template-columns: 1fr; } }

.dash-kpi {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all .25s var(--ease);
}
.dash-kpi:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(11,45,99,.08);
}
.dash-kpi-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  color: var(--navy);
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.dash-kpi-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.dash-kpi-label {
  color: var(--muted);
  font-size: 12.5px;
  margin-top: 4px;
}
.dash-kpi-live {
  background: linear-gradient(135deg, rgba(220,38,38,.05), transparent);
  border-color: rgba(220,38,38,.28);
}
.dash-kpi-live .dash-kpi-icon {
  background: linear-gradient(140deg, #DC2626, #991B1B);
  color: #fff;
  animation: livePulse 2s infinite;
}
.dash-kpi-live .dash-kpi-value { color: #DC2626; }

/* Card — same feel as .adm-card */
.dash-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 24px;
  overflow: hidden;
}
.dash-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.dash-card-head h2 {
  font-size: 17px;
  margin: 0;
}
.dash-card-link {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--blue);
}

/* List rows — same feel as .adm-list-row */
.dash-list { padding: 8px; }
.dash-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border-radius: 12px;
  transition: background .15s;
}
.dash-row:hover { background: #F8FAFD; }
.dash-row + .dash-row { border-top: 1px solid var(--line); }

.dash-row-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff; font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.dash-row-icon.is-live {
  background: linear-gradient(140deg, #DC2626, #991B1B);
}
.dash-row-body { flex: 1; min-width: 0; }
.dash-row-meta {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 4px; flex-wrap: wrap;
}
.dash-row-cat {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue);
}
.dash-row-level {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}
.dash-row-title {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 4px;
}
.dash-row-sub {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}
.dash-row-action { flex-shrink: 0; }

@media (max-width: 700px) {
  .dash-row {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .dash-row-action { text-align: right; }
  .dash-row-icon { width: 40px; height: 40px; font-size: 16px; }
}

/* Empty / onboarding panel */
.dash-empty-panel {
  padding: 50px 40px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
@media (max-width: 640px) { .dash-empty-panel { padding: 34px 22px; } }

.dash-empty-icon {
  width: 72px; height: 72px;
  margin: 0 auto 22px;
  border-radius: 20px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff; font-size: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 34px rgba(30,99,201,.28);
}
.dash-empty-panel h3 {
  font-size: clamp(20px, 2.4vw, 26px);
  margin: 0 0 12px;
  line-height: 1.3;
}
.dash-empty-panel p {
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.7;
  margin: 0 0 24px;
}
.dash-empty-perks {
  list-style: none;
  padding: 0;
  margin: 0 0 30px;
  display: inline-flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
}
.dash-empty-perks li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: var(--navy);
  font-weight: 500;
}
.dash-empty-perks i { color: var(--success); font-size: 15px; }

.dash-empty-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}


/* =========================================================
   MY CLASSES — next class featured card
   ========================================================= */
.next-class-card {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  border-radius: 24px;
  padding: 40px 44px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(11,45,99,.20);
  margin-bottom: 24px;
}
.next-class-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 90% 15%, rgba(115,177,255,.28), transparent 45%);
  pointer-events: none;
}
.next-class-live {
  background: linear-gradient(135deg, #B91C1C 0%, #7F1D1D 100%);
  animation: livePulse 3s infinite;
}
@media (max-width: 640px) {
  .next-class-card { padding: 28px 22px; }
}
.next-class-top {
  position: relative;
  margin-bottom: 18px;
}
.next-class-card .lc-badge-upcoming {
  background: rgba(255,255,255,.18);
  color: #fff;
  border: 1px solid rgba(255,255,255,.24);
}
.next-class-card .lc-badge-live {
  background: rgba(255,255,255,.22);
  color: #fff;
}
.next-class-title {
  color: #fff;
  font-size: clamp(22px, 3vw, 32px);
  margin: 0 0 20px;
  line-height: 1.2;
  position: relative;
  max-width: 720px;
}
.next-class-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 28px;
  position: relative;
  font-size: 14.5px;
  color: #C7D5EC;
}
.next-class-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.next-class-meta i { color: #73B1FF; }
.next-class-live .next-class-meta i { color: #FECACA; }

.next-class-action {
  position: relative;
}
.next-class-countdown {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  border-radius: 100px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.20);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  backdrop-filter: blur(8px);
}
.next-class-live .btn-main {
  background: #fff;
  color: #7F1D1D;
}
.next-class-live .btn-main:hover {
  background: #FEE2E2;
}

/* Next class banner on dashboard */
.dash-next-class {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  border-radius: 20px;
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
  color: #fff;
  box-shadow: 0 20px 50px rgba(11,45,99,.18);
  position: relative;
  overflow: hidden;
}
.dash-next-class::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 90% 20%, rgba(115,177,255,.28), transparent 45%);
  pointer-events: none;
}
.dash-next-class-live {
  background: linear-gradient(135deg, #B91C1C 0%, #7F1D1D 100%);
}
.dash-next-left {
  display: flex;
  align-items: center;
  gap: 18px;
  position: relative;
  min-width: 0;
}
.dash-next-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: 16px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.20);
  color: #fff;
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.dash-next-icon.is-live {
  background: rgba(255,255,255,.24);
  animation: livePulse 2s infinite;
}
.dash-next-body { min-width: 0; position: relative; }
.dash-next-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.dash-next-meta .lc-badge {
  background: rgba(255,255,255,.18);
  color: #fff;
  border: 1px solid rgba(255,255,255,.24);
}
.dash-next-cat {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,.75);
}
.dash-next-title {
  display: block;
  color: #fff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 6px;
}
.dash-next-sub {
  color: rgba(255,255,255,.85);
  font-size: 13.5px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.dash-next-sub i { color: #73B1FF; }
.dash-next-class-live .dash-next-sub i { color: #FECACA; }
.dash-next-action { flex-shrink: 0; position: relative; }

.dash-next-class .live-countdown {
  background: rgba(255,255,255,.12);
  color: #fff;
  border-color: rgba(255,255,255,.20);
}
.dash-next-class-live .btn-main {
  background: #fff;
  color: #7F1D1D;
}
.dash-next-class-live .btn-main:hover {
  background: #FEE2E2;
}

@media (max-width: 700px) {
  .dash-next-class {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }
  .dash-next-action { text-align: right; }
}

/* =========================================================
   STUDENT PORTAL — sidebar shell + content
   ========================================================= */
.st-body { background: #EEF2F8; }

.st-shell {
  display: grid;
  grid-template-columns: 268px 1fr;
  min-height: 100vh;
}
@media (max-width: 1000px) {
  .st-shell { grid-template-columns: 1fr; }
}

/* Sidebar */
.st-side {
  background: #05173A;
  color: #93A7C7;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
@media (max-width: 1000px) {
  .st-side {
    position: fixed;
    left: -100%;
    top: 0;
    width: 280px;
    z-index: 1050;
    transition: left .3s;
    box-shadow: 0 0 60px rgba(0,0,0,.5);
  }
  .st-side.is-open { left: 0; }
}

.st-side-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  text-decoration: none;
  margin-bottom: 22px;
  padding: 0 8px;
}
.st-side-brand:hover { color: #fff; }
.st-side-logo {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1E63C9, #0B2D63);
  color: #fff; font-size: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.st-side-brand strong {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 17px;
  line-height: 1.1;
}
.st-side-brand small {
  display: block;
  font-size: 11.5px;
  color: #73B1FF;
  font-weight: 600;
  letter-spacing: .04em;
  margin-top: 2px;
}

.st-side-user {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  margin-bottom: 22px;
}
.st-side-avatar { flex-shrink: 0; }
.st-side-user-info { min-width: 0; flex: 1; }
.st-side-user-info strong {
  display: block;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
}
.st-side-user-info small {
  display: block;
  color: #93A7C7;
  font-size: 12px;
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.st-side-nav { flex: 1; }
.st-side-group { margin-bottom: 22px; }
.st-side-group-label {
  display: block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #5F7BA6;
  padding: 0 12px 8px;
}

.st-side-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  color: #93A7C7;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all .18s;
  margin-bottom: 2px;
}
.st-side-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.st-side-link i { width: 18px; text-align: center; font-size: 14px; }
.st-side-link.is-active {
  background: linear-gradient(135deg, #1E63C9, #0B2D63);
  color: #fff;
  box-shadow: 0 8px 22px rgba(30,99,201,.32);
}
.st-side-soon {
  margin-left: auto;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: rgba(115,177,255,.18);
  color: #73B1FF;
  padding: 3px 7px;
  border-radius: 100px;
}

.st-side-foot {
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 16px;
}
.st-side-link-danger:hover { background: rgba(220,38,38,.15); color: #FCA5A5; }

/* Main content area */
.st-main {
  padding: 30px 40px 60px;
  max-width: 1400px;
  width: 100%;
}
@media (max-width: 1000px) {
  .st-main { padding: 20px; }
}

/* Topbar */
.st-topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 26px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.st-menu-btn {
  display: none;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  width: 40px; height: 40px;
  font-size: 16px;
  color: var(--navy);
  cursor: pointer;
}
@media (max-width: 1000px) { .st-menu-btn { display: inline-flex; align-items: center; justify-content: center; } }

.st-topbar-copy { flex: 1; }
.st-topbar-title {
  font-size: 24px;
  margin: 0 0 2px;
  line-height: 1.2;
}
.st-topbar-sub {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}
.st-topbar-actions { display: flex; gap: 10px; flex-shrink: 0; }

.st-flashes { margin-bottom: 20px; }

/* KPI tiles */
.st-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 22px;
}
@media (max-width: 900px) { .st-kpis { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .st-kpis { grid-template-columns: 1fr; } }

.st-kpi {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
  transition: all .22s;
}
.st-kpi:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(11,45,99,.08);
  color: inherit;
}
.st-kpi-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(30,99,201,.12), rgba(11,45,99,.06));
  color: var(--navy); font-size: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.st-kpi-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.st-kpi-label {
  color: var(--muted);
  font-size: 12.5px;
  margin-top: 3px;
}
.st-kpi-live {
  background: linear-gradient(135deg, rgba(220,38,38,.05), transparent);
  border-color: rgba(220,38,38,.28);
}
.st-kpi-live .st-kpi-icon {
  background: linear-gradient(140deg, #DC2626, #991B1B);
  color: #fff;
  animation: livePulse 2s infinite;
}
.st-kpi-live .st-kpi-value { color: #DC2626; }

/* Cards */
.st-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 22px;
  overflow: hidden;
}
.st-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.st-card-head h2 { font-size: 16px; margin: 0; }
.st-card-link { font-size: 13.5px; font-weight: 600; color: var(--blue); }

/* Continue learning */
.st-continue {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  border-radius: 20px;
  padding: 26px 30px;
  display: flex;
  align-items: center;
  gap: 24px;
  color: #fff;
  margin-bottom: 22px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(11,45,99,.18);
}
.st-continue::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 90% 20%, rgba(115,177,255,.28), transparent 45%);
  pointer-events: none;
}
.st-continue > * { position: relative; }
.st-continue-icon {
  width: 72px; height: 72px;
  border-radius: 20px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.20);
  color: #fff; font-size: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.st-continue-body { flex: 1; min-width: 0; }
.st-continue-label {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #73B1FF;
  margin-bottom: 8px;
}
.st-continue-title {
  color: #fff;
  font-size: clamp(20px, 2.4vw, 26px);
  margin: 0 0 10px;
  line-height: 1.25;
}
.st-continue-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13.5px;
  color: #C7D5EC;
}
.st-continue-meta i { color: #73B1FF; margin-right: 4px; }
.st-continue-action { flex-shrink: 0; }
.st-continue .btn-main {
  background: #fff;
  color: var(--navy);
}
.st-continue .btn-main:hover {
  background: #E8F1FF;
}
@media (max-width: 700px) {
  .st-continue { flex-direction: column; align-items: flex-start; padding: 22px; gap: 16px; }
  .st-continue-action { width: 100%; }
  .st-continue-action .btn-main { width: 100%; justify-content: center; }
}

/* Next class banner */
.st-next {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  border-radius: 20px;
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: #fff;
  margin-bottom: 22px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(11,45,99,.14);
}
.st-next::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 90% 20%, rgba(115,177,255,.28), transparent 45%);
  pointer-events: none;
}
.st-next-live {
  background: linear-gradient(135deg, #B91C1C 0%, #7F1D1D 100%);
  animation: livePulse 3s infinite;
}
.st-next-left {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
  position: relative;
  flex: 1;
}
.st-next-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.20);
  color: #fff; font-size: 20px;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
}
.st-next-icon.is-live { background: rgba(255,255,255,.24); }
.st-next-body { min-width: 0; position: relative; }
.st-next-meta {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 6px; flex-wrap: wrap;
}
.st-next-meta .lc-badge {
  background: rgba(255,255,255,.18);
  color: #fff;
  border: 1px solid rgba(255,255,255,.24);
}
.st-next-cat { font-size: 12px; font-weight: 600; color: rgba(255,255,255,.75); }
.st-next-title {
  display: block;
  color: #fff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 6px;
}
.st-next-sub {
  color: rgba(255,255,255,.85);
  font-size: 13px;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.st-next-sub i { color: #73B1FF; }
.st-next-live .st-next-sub i { color: #FECACA; }
.st-next-action {
  flex-shrink: 0;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.st-next .live-countdown {
  background: rgba(255,255,255,.12);
  color: #fff;
  border-color: rgba(255,255,255,.20);
}
.st-next-link {
  font-size: 12.5px;
  font-weight: 600;
  color: rgba(255,255,255,.75);
}
.st-next-link:hover { color: #fff; }
.st-next-live .btn-main {
  background: #fff;
  color: #7F1D1D;
}
@media (max-width: 700px) {
  .st-next { flex-direction: column; align-items: stretch; }
  .st-next-action { align-items: stretch; }
}

/* Course grid */
.st-courses {
  padding: 22px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}
.st-course {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: all .25s;
}
.st-course:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 45px rgba(11,45,99,.10);
  border-color: transparent;
  color: inherit;
}
.st-course-thumb {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 44px;
  position: relative;
  overflow: hidden;
}
.st-course-thumb::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,.14), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,.10), transparent 40%);
}
.st-course-thumb i { position: relative; }
.st-course-body { padding: 18px 20px 20px; flex: 1; display: flex; flex-direction: column; }
.st-course-track {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}
.st-course-body h3 {
  font-size: 16px;
  margin: 0 0 14px;
  line-height: 1.3;
  flex: 1;
}
.st-course-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.st-course-status {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}
.st-status-active    { background: rgba(30,99,201,.10); color: #1E40AF; }
.st-status-completed { background: rgba(14,159,110,.12); color: #047857; }
.st-status-pending   { background: rgba(245,158,11,.14); color: #B45309; }
.st-course-go {
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.st-course-go i { transition: transform .2s; }
.st-course:hover .st-course-go i { transform: translateX(4px); }

/* Class rows */
.st-classes { padding: 12px; }
.st-class {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border-radius: 12px;
  transition: background .15s;
}
.st-class + .st-class { border-top: 1px solid var(--line); }
.st-class:hover { background: #F8FAFD; }
.st-class.is-past { opacity: .7; }
.st-class-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff; font-size: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
}
.st-class-icon.is-live {
  background: linear-gradient(140deg, #DC2626, #991B1B);
}
.st-class-body { flex: 1; min-width: 0; }
.st-class-meta {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 4px; flex-wrap: wrap;
}
.st-class-course {
  font-size: 11.5px; font-weight: 600; color: var(--muted);
}
.st-class-title {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 4px;
}
.st-class-when {
  color: var(--muted);
  font-size: 13px;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.st-class-action { flex-shrink: 0; }
@media (max-width: 700px) {
  .st-class { flex-direction: column; align-items: stretch; }
  .st-class-action { text-align: right; }
}

/* Empty state */
.st-empty-card { text-align: center; padding: 50px 40px; }
@media (max-width: 640px) { .st-empty-card { padding: 34px 22px; } }
.st-empty-icon {
  width: 72px; height: 72px;
  margin: 0 auto 22px;
  border-radius: 20px;
  background: linear-gradient(140deg, var(--blue), var(--navy));
  color: #fff; font-size: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 14px 34px rgba(30,99,201,.28);
}
.st-empty-card h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  margin: 0 0 12px;
}
.st-empty-card p {
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.7;
  margin: 0 auto 24px;
  max-width: 560px;
}
.st-empty-perks {
  list-style: none; padding: 0;
  margin: 0 auto 30px;
  display: inline-flex; flex-direction: column; gap: 10px;
  text-align: left;
}
.st-empty-perks li {
  display: flex; align-items: center; gap: 10px;
  font-size: 14.5px; color: var(--navy); font-weight: 500;
}
.st-empty-perks i { color: var(--success); }
.st-empty-cta {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
}

/* Profile grid */
.st-profile {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 22px;
  align-items: start;
}
@media (max-width: 900px) { .st-profile { grid-template-columns: 1fr; } }

.st-profile-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px 24px;
  text-align: center;
  position: sticky;
  top: 20px;
}
@media (max-width: 900px) { .st-profile-card { position: static; } }
.st-profile-avatar {
  display: flex; justify-content: center;
  margin-bottom: 16px;
}
.st-profile-card h3 {
  font-size: 18px;
  margin: 0 0 6px;
}
.st-profile-email {
  font-size: 13.5px;
  color: var(--muted);
  margin: 0 0 14px;
  word-break: break-all;
}
.st-profile-role {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 100px;
  background: var(--bg);
  color: var(--blue);
}
.st-profile-since {
  font-size: 12.5px;
  color: var(--muted);
  margin: 16px 0 0;
}

/* Forms inside shell */
.st-form { padding: 22px 24px 26px; }
.st-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (max-width: 640px) { .st-form-row { grid-template-columns: 1fr; } }
.st-field {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 16px;
}
.st-form-row .st-field { margin-bottom: 0; }
.st-field span {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}
.st-field input,
.st-field textarea {
  padding: 11px 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-size: 14.5px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
.st-field input:focus,
.st-field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(30,99,201,.10);
}
.st-field textarea { resize: vertical; font-family: inherit; }
.st-field input:disabled {
  background: #F6F9FF;
  color: var(--muted);
  cursor: not-allowed;
}


/* =========================================================
   LIVE ROOM — full-screen video UI
   ========================================================= */
.lr-body {
  margin: 0;
  background: #0A1128;
  color: #fff;
  font-family: 'Inter', system-ui, sans-serif;
  overflow: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Topbar */
.lr-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: rgba(0,0,0,.35);
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
  gap: 16px;
}
.lr-topbar-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.lr-back {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,.08);
  color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none;
  flex-shrink: 0;
  transition: background .2s;
}
.lr-back:hover { background: rgba(255,255,255,.15); color: #fff; }
.lr-topbar-copy { min-width: 0; }
.lr-topbar-title {
  display: block;
  font-size: 15px;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 45vw;
}
.lr-topbar-sub {
  font-size: 12.5px;
  color: rgba(255,255,255,.6);
}
.lr-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(220,38,38,.20);
  border: 1px solid rgba(220,38,38,.45);
  color: #FCA5A5;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .14em;
  padding: 3px 9px;
  border-radius: 100px;
  margin-bottom: 4px;
}
.lr-live-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #DC2626;
  animation: livePulse 1.5s infinite;
}
.lr-topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.lr-users-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
}
.lr-users-count i { color: #73B1FF; }

.lr-end-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #DC2626;
  color: #fff;
  border: none;
  border-radius: 100px;
  font-weight: 700;
  font-size: 13.5px;
  cursor: pointer;
  font-family: inherit;
  transition: background .2s;
}
.lr-end-btn:hover { background: #B91C1C; }

/* Stage */
.lr-stage {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 260px;
  min-height: 0;
}
@media (max-width: 900px) {
  .lr-stage { grid-template-columns: 1fr; }
  .lr-sidebar { display: none; }
}

.lr-grid {
  padding: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  overflow-y: auto;
  align-content: start;
}
@media (max-width: 600px) {
  .lr-grid { grid-template-columns: 1fr; padding: 10px; gap: 10px; }
}

.lr-placeholder {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: rgba(255,255,255,.6);
}
.lr-placeholder i {
  font-size: 40px;
  color: #73B1FF;
  margin-bottom: 16px;
  display: block;
}

/* Video tiles */
.lr-tile {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #151B30;
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(255,255,255,.06);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.lr-tile-local { border: 2px solid #73B1FF; }
.lr-tile-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.lr-tile-video video,
.lr-tile-video > div {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  display: block;
}
.lr-avatar {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1E63C9, #0B2D63);
  color: #fff;
  font-size: 48px;
  opacity: .7;
}

.lr-tile-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 10px 14px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.65));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  z-index: 2;
}
.lr-tile-name {
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lr-tile-mic {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(255,255,255,.14);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  flex-shrink: 0;
}

/* Sidebar */
.lr-sidebar {
  background: rgba(0,0,0,.30);
  border-left: 1px solid rgba(255,255,255,.06);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.lr-sidebar-head {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lr-sidebar-head h3 {
  color: #fff;
  font-size: 14px;
  margin: 0;
  font-weight: 700;
}
.lr-sidebar-head span {
  background: rgba(115,177,255,.18);
  color: #73B1FF;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 100px;
}
.lr-sidebar-list {
  padding: 12px;
  overflow-y: auto;
  flex: 1;
}
.lr-sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 10px;
  color: rgba(255,255,255,.85);
  font-size: 14px;
  background: rgba(255,255,255,.03);
  margin-bottom: 6px;
}
.lr-sidebar-user i {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(140deg, #1E63C9, #0B2D63);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

/* Controls */
.lr-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(0,0,0,.45);
  border-top: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.lr-ctrl {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 68px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  color: #fff;
  font-size: 11.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all .2s;
}
.lr-ctrl i { font-size: 18px; }
.lr-ctrl:hover {
  background: rgba(255,255,255,.13);
  transform: translateY(-2px);
}
.lr-ctrl.is-off {
  background: rgba(220,38,38,.20);
  border-color: rgba(220,38,38,.40);
  color: #FCA5A5;
}
.lr-ctrl.is-active {
  background: rgba(30,99,201,.30);
  border-color: rgba(115,177,255,.55);
  color: #73B1FF;
}
.lr-ctrl-danger {
  background: #DC2626;
  border-color: #DC2626;
}
.lr-ctrl-danger:hover { background: #B91C1C; }

/* Status line */
.lr-status {
  position: fixed;
  bottom: 96px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  background: rgba(30,99,201,.9);
  color: #fff;
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  z-index: 100;
  transition: opacity .3s;
  backdrop-filter: blur(8px);
  max-width: 90vw;
  text-align: center;
}
.lr-status:empty { opacity: 0; pointer-events: none; }
.lr-status.is-error { background: rgba(220,38,38,.9); }

@media (max-width: 600px) {
  .lr-ctrl {
    min-width: 56px;
    padding: 10px 10px;
    font-size: 10.5px;
  }
  .lr-ctrl i { font-size: 16px; }
  .lr-controls { padding: 12px; gap: 8px; }
}



/* =========================================================
   LESSON VIEWER
   ========================================================= */
.lview {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 22px;
  align-items: start;
}
@media (max-width: 1000px) {
  .lview { grid-template-columns: 1fr; }
}

.lview-side {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  position: sticky;
  top: 20px;
  max-height: calc(100vh - 60px);
  display: flex;
  flex-direction: column;
}
@media (max-width: 1000px) {
  .lview-side { position: static; max-height: none; }
}

.lview-side-head {
  padding: 22px 22px 20px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  color: #fff;
}
.lview-track {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  margin-bottom: 6px;
}
.lview-course {
  color: #fff;
  font-size: 17px;
  margin: 0 0 16px;
  line-height: 1.3;
}

.lview-progress { margin-top: 10px; }
.lview-progress-bar {
  height: 6px;
  border-radius: 100px;
  background: rgba(255,255,255,.18);
  overflow: hidden;
  margin-bottom: 8px;
}
.lview-progress-fill {
  height: 100%;
  background: #fff;
  border-radius: 100px;
  transition: width .3s;
}
.lview-progress-text {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
  color: rgba(255,255,255,.75);
}
.lview-progress-text strong {
  color: #fff;
  font-size: 13.5px;
  font-weight: 700;
}

.lview-list {
  list-style: none;
  padding: 10px;
  margin: 0;
  overflow-y: auto;
  flex: 1;
}
.lview-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  color: var(--navy);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: background .15s;
}
.lview-item:hover { background: var(--bg); }
.lview-item.is-active {
  background: var(--blue-3);
  color: var(--navy);
  font-weight: 700;
}
.lview-item.is-done .lview-item-num { color: var(--success); }

.lview-item-num {
  width: 22px;
  text-align: center;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--blue);
  flex-shrink: 0;
}
.lview-item-title { flex: 1; min-width: 0; }
.lview-item-dur {
  font-size: 11.5px;
  color: var(--muted);
  white-space: nowrap;
}

/* Main article */
.lview-main { min-width: 0; }
.lview-article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 40px 44px;
}
@media (max-width: 640px) {
  .lview-article { padding: 24px 20px; }
}

.lview-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.lview-meta-index {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue);
}
.lview-complete-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(14,159,110,.12);
  color: var(--success);
}

.lview-title {
  font-size: clamp(22px, 3vw, 32px);
  margin: 0 0 12px;
  line-height: 1.2;
}
.lview-summary {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 12px;
}
.lview-quick {
  display: flex;
  gap: 16px;
  font-size: 13.5px;
  color: var(--muted);
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.lview-quick i { color: var(--blue); margin-right: 4px; }

.lview-video {
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 30px;
  background: #000;
  box-shadow: 0 20px 50px rgba(11,45,99,.14);
}
.lview-video video {
  width: 100%;
  display: block;
  max-height: 70vh;
  background: #000;
}

.lview-content {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
  margin-bottom: 40px;
}
.lview-content p { margin: 0 0 16px; }
.lview-content h2 { font-size: 22px; margin: 28px 0 12px; }
.lview-content h3 { font-size: 18px; margin: 22px 0 10px; }
.lview-content ul,
.lview-content ol { padding-left: 22px; margin: 0 0 18px; }
.lview-content li { margin-bottom: 8px; }
.lview-content code {
  background: var(--bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 14px;
}
.lview-content pre {
  background: #0A1128;
  color: #E2E8F0;
  padding: 20px;
  border-radius: 12px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.7;
}

.lview-actions {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
  align-items: center;
}
.lview-complete-form { margin: 0; }
.lview-complete-form .btn-main.is-done {
  background: #0E9F6E;
}
.lview-complete-form .btn-main.is-done:hover {
  background: #047857;
}
.lview-nav {
  display: flex;
  gap: 10px;
  align-items: center;
}
.lview-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 100px;
  background: var(--bg);
  color: var(--navy);
  font-weight: 600;
  font-size: 14px;
  transition: all .2s;
}
.lview-nav-btn:hover { background: #E5EAF3; color: var(--navy); }
.lview-nav-next {
  background: var(--navy);
  color: #fff;
}
.lview-nav-next:hover {
  background: var(--navy-2);
  color: #fff;
  transform: translateX(2px);
}

.lview-empty {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 80px 30px;
  text-align: center;
  color: var(--muted);
}
.lview-empty i {
  font-size: 42px;
  color: var(--blue-2);
  margin-bottom: 16px;
  display: block;
}
.lview-empty h2 {
  font-size: 20px;
  color: var(--navy);
  margin: 0 0 6px;
}
.lview-empty p { margin: 0; }

/* OTP input styling */
#otp, #v-otp {
  font-family: 'Plus Jakarta Sans', monospace;
  font-feature-settings: 'tnum';
}