:root {
  --bg: #ffffff;
  --bg-soft: #f4f8ff;
  --fg: #0b1733;
  --muted: #55647f;
  --line: #dfe7f5;
  --card: #ffffff;
  --blue-900: #0b2a6f;
  --blue-700: #1d4ed8;
  --blue-600: #2563eb;
  --blue-400: #60a5fa;
  --sky: #38bdf8;
  --blue-50: #eaf2ff;
  --ok: #16a34a;
  --shadow: 0 1px 2px rgba(11, 23, 51, .05), 0 10px 30px rgba(37, 99, 235, .08);
  --shadow-lg: 0 2px 6px rgba(11, 23, 51, .06), 0 24px 60px rgba(37, 99, 235, .16);
  --radius: 18px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #07112a; --bg-soft: #0b1838; --fg: #e8eefc; --muted: #9aaacb; --line: #1c2c52;
    --card: #0e1c40; --blue-50: #13285a; --blue-700: #60a5fa; --blue-600: #3b82f6;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.25);
    --shadow-lg: 0 2px 6px rgba(0,0,0,.3), 0 24px 60px rgba(37,99,235,.25);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.65 "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
.ta { font-family: "Noto Sans Tamil", "Plus Jakarta Sans", sans-serif; }
a { color: var(--blue-600); text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
section { padding: 88px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem; padding: .35rem .85rem; border-radius: 999px;
  background: var(--blue-50); color: var(--blue-700); font-weight: 700; font-size: .8rem; letter-spacing: .02em;
  border: 1px solid color-mix(in srgb, var(--blue-600) 20%, transparent);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ok) 20%, transparent); }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.sec-head h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight: 800; margin-top: 14px; }
.sec-head p { color: var(--muted); margin: 14px 0 0; font-size: 1.05rem; }
.grad {
  background: linear-gradient(90deg, var(--blue-700), var(--sky));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.4rem; border-radius: 12px; font-weight: 700; font-size: .98rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--blue-600), var(--blue-900)); color: #fff; box-shadow: 0 8px 24px rgba(37,99,235,.35); }
.btn-primary:hover { box-shadow: 0 12px 30px rgba(37,99,235,.45); }
.btn-ghost { background: var(--card); color: var(--fg); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--blue-400); }
.btn-white { background: #fff; color: #0b2a6f; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 800; color: var(--fg); font-size: 1.1rem; }
.brand img { width: 38px; height: 38px; border-radius: 50%; box-shadow: 0 4px 14px rgba(56,189,248,.45); }
.nav-links { display: flex; gap: 1.6rem; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: .93rem; }
.nav-links a:hover { color: var(--blue-600); }
.nav .btn { padding: .6rem 1.1rem; font-size: .9rem; }
.nav-right { display: flex; align-items: center; gap: 10px; }
.nav-links { align-items: center; }
.nav-drop { position: relative; }
.drop-btn { display: inline-flex; align-items: center; gap: 4px; background: none; border: 0; padding: 0; cursor: pointer; font: inherit; color: var(--muted); font-weight: 600; font-size: .93rem; }
.drop-btn:hover, .nav-drop.open .drop-btn { color: var(--blue-600); }
.drop-btn svg { width: 15px; height: 15px; transition: transform .15s; }
.nav-drop.open .drop-btn svg { transform: rotate(180deg); }
.drop-menu { display: none; position: absolute; right: -12px; top: calc(100% + 16px); min-width: 250px; padding: 8px; background: var(--card);
  border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-lg); }
.nav-drop.open .drop-menu { display: block; }
.drop-menu a { display: flex; gap: 12px; align-items: center; padding: 10px 12px; border-radius: 10px; color: var(--fg); }
.drop-menu a:hover { background: var(--blue-50); }
.drop-menu .ic { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: var(--blue-50); flex: none; font-size: 1.1rem; }
.drop-menu b { display: block; font-size: .93rem; white-space: nowrap; }
.drop-menu .all-tools { justify-content: center; margin-top: 4px; padding: 9px 12px; border-top: 1px solid var(--line); border-radius: 0 0 10px 10px; font-weight: 700; font-size: .88rem; color: var(--blue-600); }
.menu-btn { display: none; width: 42px; height: 42px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--fg); cursor: pointer; place-items: center; }
.menu-btn svg { width: 20px; height: 20px; }
@media (max-width: 880px) {
  .menu-btn { display: grid; }
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; padding: 8px 20px 16px;
    background: var(--bg); border-bottom: 1px solid var(--line); box-shadow: 0 16px 30px rgba(11,23,51,.08); }
  .nav.open .nav-links { display: flex; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 1rem; color: var(--fg); }
  .nav-links { align-items: stretch; }
  .nav-drop { border-bottom: 0; }
  .drop-btn { width: 100%; justify-content: space-between; padding: 12px 0; font-size: 1rem; color: var(--fg); }
  .drop-menu { position: static; min-width: 0; box-shadow: none; border: 0; padding: 0 0 8px; background: transparent; }
  .drop-menu a { padding: 10px 8px; border-bottom: 0; }
}
@media (max-width: 400px) { .nav .btn { padding: .55rem .8rem; font-size: .85rem; } .brand { font-size: 1rem; } }

/* Hero */
.hero { position: relative; padding: 72px 0 80px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(800px 420px at 85% -5%, color-mix(in srgb, var(--sky) 22%, transparent), transparent 65%),
    radial-gradient(700px 400px at -10% 20%, color-mix(in srgb, var(--blue-600) 14%, transparent), transparent 60%),
    linear-gradient(var(--bg-soft), var(--bg));
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); font-weight: 800; margin-top: 20px; }
.hero .tamil { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--blue-700); margin: 18px 0 0; font-weight: 700; }
.hero .lead { color: var(--muted); font-size: 1.1rem; margin: 14px 0 0; max-width: 560px; }
.chips { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; max-width: 560px; margin: 28px 0 0; }
.chip { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 10px 16px; box-shadow: var(--shadow); }
@media (max-width: 520px) { .chips { grid-template-columns: repeat(2, 1fr); } }
.chip b { display: block; font-size: 1.25rem; color: var(--fg); }
.chip span { font-size: .78rem; color: var(--muted); font-weight: 600; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.ticks { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; color: var(--fg); font-size: .97rem; }
.ticks svg { flex: none; margin-top: 4px; }

.hero-card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow-lg); padding: 26px; position: relative; }
.hero-card .tag { position: absolute; top: -14px; right: 22px; background: linear-gradient(135deg, var(--blue-600), var(--sky)); color: #fff;
  font-size: .75rem; font-weight: 800; padding: .35rem .8rem; border-radius: 999px; box-shadow: 0 6px 18px rgba(37,99,235,.35); }
.hero-card h3 { font-size: 1.15rem; }
.hero-card .sub { color: var(--muted); font-size: .9rem; margin: 4px 0 18px; }
.hero-card .kv { display: grid; gap: 10px; margin: 0; }
.hero-card .kv div { display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px; border-radius: 12px; background: var(--bg-soft); border: 1px solid var(--line); font-size: .92rem; }
.hero-card .kv dt { color: var(--muted); font-weight: 600; }
.hero-card .kv dd { margin: 0; font-weight: 700; text-align: right; }
.hero-card .kv .hot dd { color: #b45309; }
.hero-card .tags { margin-top: 16px; }
.hero-card .soon { margin: 14px 0 0; font-size: .82rem; color: var(--muted); text-align: center; }
.oss { display: flex; gap: 12px; align-items: flex-start; margin: 18px 0 0; max-width: 560px; padding: 14px 16px; border-radius: 14px;
  background: linear-gradient(135deg, var(--blue-50), color-mix(in srgb, var(--sky) 12%, var(--card)));
  border: 1px solid color-mix(in srgb, var(--blue-600) 25%, transparent); font-size: .95rem; }
.oss .ic { font-size: 1.3rem; line-height: 1.4; }
.oss b { color: var(--blue-700); }
.hero-card .btn { width: 100%; margin-top: 18px; }
@media (max-width: 920px) { .hero-grid { grid-template-columns: 1fr; } }

/* Stats band */
.band { background: linear-gradient(135deg, #0b2a6f 0%, #1d4ed8 55%, #0ea5e9 100%); color: #fff; padding: 48px 0; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stats b { display: block; font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; }
.stats span { opacity: .85; font-size: .92rem; font-weight: 500; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* Tracks */
.tracks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.track { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s, border-color .2s; }
.track:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--blue-600) 40%, var(--line)); }
.track .ic { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font-size: 1.5rem;
  background: linear-gradient(135deg, var(--blue-50), color-mix(in srgb, var(--sky) 18%, var(--card))); margin-bottom: 18px; }
.track h3 { font-size: 1.2rem; }
.track p { color: var(--muted); margin: 10px 0 14px; font-size: .95rem; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { font-size: .74rem; font-weight: 700; color: var(--blue-700); background: var(--blue-50); padding: .25rem .6rem; border-radius: 999px; }
.track.feature { grid-row: span 1; background: linear-gradient(160deg, #0b2a6f, #1d4ed8); color: #fff; border: 0; }
.track.feature p { color: rgba(255,255,255,.82); }
.track.feature .ic { background: rgba(255,255,255,.14); }
.track.feature .tags span { background: rgba(255,255,255,.14); color: #fff; }
@media (max-width: 920px) { .tracks { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .tracks { grid-template-columns: 1fr; } }

/* Courses */
.soft { background: var(--bg-soft); }
.courses { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.course { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.course .top { padding: 22px 22px 18px; background: linear-gradient(135deg, var(--blue-50), transparent); border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.course .emoji { font-size: 1.8rem; }
.badge { font-size: .72rem; font-weight: 800; padding: .3rem .65rem; border-radius: 999px; }
.badge.free { background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.badge.pro { background: var(--blue-600); color: #fff; }
.course .body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.course h3 { font-size: 1.1rem; }
.course p { color: var(--muted); font-size: .92rem; margin: 8px 0 16px; flex: 1; }
.course a.more { font-weight: 700; font-size: .92rem; }
@media (max-width: 1000px) { .courses { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .courses { grid-template-columns: 1fr; } }


/* Programs */
.programs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.program { background: var(--card); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; box-shadow: var(--shadow);
  display: flex; flex-direction: column; transition: transform .2s, box-shadow .2s; }
.program:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.program .head { padding: 24px 26px 22px; color: #fff; position: relative; overflow: hidden;
  background: radial-gradient(400px 200px at 100% 0%, rgba(56,189,248,.55), transparent 60%), linear-gradient(135deg, #0b2a6f, #1d4ed8); }
.program .head .emoji { font-size: 2rem; line-height: 1; }
.program .head .kicker { display: inline-block; margin-top: 14px; font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; opacity: .85; }
.program .head h3 { font-size: 1.35rem; margin-top: 4px; }
.program .head .live { position: absolute; top: 22px; right: 22px; font-size: .72rem; font-weight: 800; padding: .3rem .7rem; border-radius: 999px;
  background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.28); }
.program .body { padding: 22px 26px 26px; display: flex; flex-direction: column; flex: 1; }
.program .body > p { color: var(--muted); margin: 0 0 16px; font-size: .95rem; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 16px; }
.facts div { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
.facts small { display: block; font-size: .68rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.facts b { font-size: .9rem; }
.program ul { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 7px; }
.program li { display: flex; gap: 9px; font-size: .93rem; }
.program li::before { content: "✓"; color: var(--blue-600); font-weight: 800; }
.program .tags { margin-bottom: 20px; }
.program .foot-row { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding-top: 18px; border-top: 1px dashed var(--line); }
.program .cost { font-weight: 800; font-size: 1.35rem; }
.program .cost s { color: var(--muted); font-weight: 600; font-size: .95rem; margin-left: 6px; }
.program .cost small { display: block; font-size: .78rem; color: var(--muted); font-weight: 600; }
.offer { color: #b45309; }
.program.now { border: 2px solid var(--blue-600); box-shadow: var(--shadow-lg); }
.program .head .live.on { background: #16a34a; border-color: #16a34a; }
.program .head .live.busy { background: rgba(255,255,255,.1); }
.program.running .head { background: radial-gradient(400px 200px at 100% 0%, rgba(56,189,248,.35), transparent 60%), linear-gradient(135deg, #1e3a8a, #3b5bbf); }
@media (max-width: 920px) { .programs { grid-template-columns: 1fr; } }
@media (max-width: 460px) { .facts { grid-template-columns: 1fr 1fr; } }

/* Why */
.why { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.why-item { display: flex; gap: 18px; padding: 26px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--card); }
.why-item .num { flex: none; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--blue-600), var(--sky)); }
.why-item h3 { font-size: 1.1rem; }
.why-item p { color: var(--muted); margin: 8px 0 0; font-size: .95rem; }
@media (max-width: 720px) { .why { grid-template-columns: 1fr; } }

/* Instructor */
.mentor { display: grid; grid-template-columns: 340px 1fr; gap: 48px; align-items: center; background: var(--card); border: 1px solid var(--line);
  border-radius: 28px; padding: 40px; box-shadow: var(--shadow-lg); }
.mentor-photo { aspect-ratio: 1; border-radius: 24px; background: linear-gradient(160deg, #0b2a6f, #2563eb 60%, #38bdf8); display: grid; place-items: center; position: relative; overflow: hidden; }
.mentor-photo img { width: 62%; border-radius: 50%; box-shadow: 0 0 0 8px rgba(255,255,255,.15); }
.mentor h3 { font-size: 1.8rem; }
.mentor .role { color: var(--blue-700); font-weight: 700; margin: 6px 0 16px; }
.mentor p { color: var(--muted); margin: 0 0 14px; }
.socials { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.socials a { display: inline-flex; align-items: center; gap: .45rem; padding: .55rem .95rem; border-radius: 10px; border: 1px solid var(--line);
  color: var(--fg); font-weight: 600; font-size: .88rem; background: var(--bg-soft); }
.socials a:hover { border-color: var(--blue-400); color: var(--blue-600); }
@media (max-width: 860px) { .mentor { grid-template-columns: 1fr; padding: 24px; } .mentor-photo { max-width: 280px; } }

/* Community */
.community { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.vid { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.vid .frame { position: relative; aspect-ratio: 16 / 9; background: #0b2a6f center / cover no-repeat; border: 0; padding: 0; width: 100%; cursor: pointer; display: block; }
.vid .frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(11,23,51,.55)); }
.vid .play { position: absolute; z-index: 1; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 68px; height: 48px; border-radius: 14px;
  background: rgba(29,78,216,.92); display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0,0,0,.35); transition: transform .15s, background .15s; }
.vid .frame:hover .play { transform: translate(-50%, -50%) scale(1.08); background: #2563eb; }
.vid .play::before { content: ""; border-left: 18px solid #fff; border-top: 11px solid transparent; border-bottom: 11px solid transparent; margin-left: 4px; }
.vid iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.vid .meta { padding: 16px 20px 20px; }
.vid .meta span { font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--blue-700); }
.vid h3 { font-size: 1.08rem; margin-top: 4px; }
.vid p { color: var(--muted); font-size: .92rem; margin: 6px 0 0; }
.oss-projects { margin-top: 28px; text-align: center; }
.oss-label { margin: 0 0 12px; font-weight: 700; color: var(--muted); font-size: .92rem; }
.oss-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; max-width: 820px; margin: 0 auto; text-align: left; }
.oss-links a { display: flex; gap: 12px; align-items: center; padding: 14px 16px; border-radius: 14px; background: var(--card); border: 1px solid var(--line); color: var(--fg); box-shadow: var(--shadow); transition: border-color .15s, transform .15s; }
.oss-links a:hover { border-color: var(--blue-400); transform: translateY(-2px); }
.oss-links .ic { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: var(--blue-50); font-size: 1.2rem; flex: none; }
.oss-links b { display: block; }
.oss-links b::after { content: " ↗"; color: var(--muted); font-weight: 600; }
.oss-links small { color: var(--muted); font-size: .84rem; }
@media (max-width: 640px) { .oss-links { grid-template-columns: 1fr; } }
.organiser { display: flex; align-items: center; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 28px; color: var(--muted); font-size: .95rem; }
.organiser b { color: var(--fg); }
@media (max-width: 860px) { .community { grid-template-columns: 1fr; } }

/* Outcomes */
.outcomes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.outcome { border-radius: var(--radius); padding: 22px; color: #fff; position: relative; overflow: hidden;
  background: radial-gradient(300px 160px at 100% 0%, rgba(56,189,248,.45), transparent 60%), linear-gradient(150deg, #0b2a6f, #1d4ed8); }
.outcome .ico { font-size: 1.5rem; }
.outcome h3 { font-size: 1.1rem; margin: 10px 0 8px; line-height: 1.3; }
.outcome small { opacity: .8; font-size: .84rem; }
.outcome small b { opacity: 1; }
.outcome-note { text-align: center; color: var(--muted); font-size: .9rem; margin: 22px 0 0; }
@media (max-width: 920px) { .outcomes { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .outcomes { grid-template-columns: 1fr; } }

/* Reviews */
.score { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 620px; margin: 0 auto 36px; }
.score > div { text-align: center; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 16px; }
.score b { display: block; font-size: 2rem; font-weight: 800; color: var(--blue-700); letter-spacing: -0.02em; line-height: 1.1; }
.score b span { font-size: 1rem; color: var(--muted); }
.score small { color: var(--muted); font-size: .84rem; }
.reviews { columns: 3 300px; column-gap: 20px; }
.review { break-inside: avoid; margin: 0 0 20px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.review.more { display: none; }
.reviews.open .review.more { display: block; }
.course-tag { display: inline-block; font-size: .72rem; font-weight: 800; color: var(--blue-700); background: var(--blue-50); padding: .25rem .65rem; border-radius: 999px; }
.review blockquote { margin: 14px 0 18px; font-size: .96rem; position: relative; padding-left: 18px; border-left: 3px solid color-mix(in srgb, var(--blue-600) 35%, var(--line)); }
.who { display: flex; align-items: center; gap: 12px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: .85rem; color: #fff; background: linear-gradient(135deg, var(--blue-600), var(--sky)); flex: none; }
.who b { display: block; font-size: .93rem; }
.who small { color: var(--muted); }
.who .li { margin-left: auto; color: #0a66c2; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--line); }
.who .li:hover { border-color: #0a66c2; }
.more-row { text-align: center; margin-top: 8px; }
@media (max-width: 720px) { .score { grid-template-columns: 1fr; } }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 4px 22px; }
.faq details[open] { border-color: color-mix(in srgb, var(--blue-600) 45%, var(--line)); box-shadow: var(--shadow); }
.faq summary { cursor: pointer; list-style: none; font-weight: 700; padding: 16px 0; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--blue-600); font-size: 1.4rem; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); margin: 0 0 18px; }

/* CTA */
.cta { border-radius: 28px; padding: 56px 40px; text-align: center; color: #fff; position: relative; overflow: hidden;
  background: radial-gradient(600px 300px at 90% 0%, rgba(56,189,248,.5), transparent 60%), linear-gradient(135deg, #0b2a6f, #1d4ed8); }
.cta h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; }
.cta p { opacity: .88; max-width: 620px; margin: 14px auto 28px; font-size: 1.05rem; }
.cta .cta-row { justify-content: center; }
.cta .cta-mail { margin: 24px auto 0; font-size: .95rem; }
.cta .cta-mail a { color: #fff; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.cta .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 48px 0 28px; margin-top: 88px; }
.foot { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 32px; }
.foot h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin: 0 0 12px; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot ul a { color: var(--fg); font-size: .93rem; }
.foot ul a:hover { color: var(--blue-600); }
.foot p { color: var(--muted); font-size: .93rem; max-width: 360px; }
.copy { border-top: 1px solid var(--line); margin-top: 32px; padding-top: 20px; color: var(--muted); font-size: .85rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
@media (max-width: 760px) { .foot { grid-template-columns: 1fr; } section { padding: 64px 0; } }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }