/* ===== AI4E shared design system ===== */
:root{
  --accent: #2a6fdb;
  --accent-deep: #2157ab;
  --accent-soft: #eaf1fb;
  --teal-1: #143a5c;
  --teal-2: #1e4fa8;
  --ink: #0c1a20;
  --ink-soft: #2e454e;
  --muted: #61757e;
  --bg: #f4f8f9;
  --bg-alt: #eaf1f3;
  --card: #ffffff;
  --line: rgba(12,26,32,.09);
  --line-soft: rgba(12,26,32,.06);
  --radius: 22px;
  --radius-sm: 14px;
  --shadow-sm: 0 1px 2px rgba(12,26,32,.04), 0 2px 8px rgba(12,26,32,.04);
  --shadow-md: 0 4px 12px rgba(12,26,32,.05), 0 18px 40px -16px rgba(12,26,32,.16);
  --shadow-lg: 0 8px 24px rgba(12,26,32,.07), 0 40px 80px -28px rgba(30,63,140,.28);
  --maxw: 1200px;
  --ease: cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Be Vietnam Pro',system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
  overflow-x:hidden;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}

/* ---------- type ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-deep);
  background:var(--accent-soft);
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(42,111,219,.18);
}
h1,h2,h3{line-height:1.08;letter-spacing:-.02em;font-weight:800;color:var(--ink);}
.section-head{max-width:640px;margin:0 auto;text-align:center;}
.section-head .eyebrow{margin-bottom:18px;}
.section-head h2{font-size:clamp(30px,3.6vw,46px);}
.section-head p{margin-top:16px;color:var(--muted);font-size:18px;}
.text-accent{color:var(--accent);}
.title-center{text-align:center;margin-bottom:48px;}
.title-center h2{font-size:clamp(28px,3.4vw,42px);display:inline-block;}
.title-center h2::after{content:"";display:block;width:52px;height:3px;border-radius:3px;background:var(--accent);margin:16px auto 0;}
.title-center p{margin-top:14px;color:var(--muted);font-size:17px;max-width:560px;margin-left:auto;margin-right:auto;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;
  padding:14px 22px;border-radius:13px;border:1px solid transparent;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .25s,color .25s;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;}
.btn-primary{
  background:linear-gradient(180deg,var(--accent),var(--accent-deep));
  color:#fff;box-shadow:0 8px 22px -8px rgba(33,87,171,.7),inset 0 1px 0 rgba(255,255,255,.25);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -10px rgba(33,87,171,.7),inset 0 1px 0 rgba(255,255,255,.25);}
.btn-ghost{background:var(--card);color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(42,111,219,.4);}
.btn-light{background:#fff;color:var(--teal-1);box-shadow:0 10px 30px -12px rgba(0,0,0,.5);}
.btn-light:hover{transform:translateY(-2px);}
.btn-outline-light{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);}

/* ---------- nav ---------- */
header.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(14px);
  background:rgba(244,248,249,.72);
  border-bottom:1px solid transparent;
  transition:border-color .3s,background .3s,box-shadow .3s;
}
header.nav.scrolled{border-color:var(--line-soft);box-shadow:0 1px 0 rgba(12,26,32,.02),0 6px 24px -18px rgba(12,26,32,.4);background:rgba(247,250,251,.85);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:21px;letter-spacing:-.03em;}
.logo .mark{
  width:30px;height:30px;border-radius:9px;
  background:linear-gradient(140deg,var(--accent),var(--teal-2));
  position:relative;box-shadow:0 4px 12px -3px rgba(33,87,171,.6);
}
.logo .mark::after{content:"";position:absolute;inset:8px 9px;border-radius:2px;background:#fff;clip-path:polygon(0 100%,38% 0,62% 0,100% 100%,76% 100%,62% 58%,50% 30%,38% 58%,24% 100%);}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-links a{font-size:15px;font-weight:500;color:var(--ink-soft);position:relative;transition:color .2s;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--accent);transition:width .3s var(--ease);border-radius:2px;}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--ink);font-weight:600;}
.nav-cta{display:flex;align-items:center;gap:14px;}

/* ---------- hero base ---------- */
.hero{position:relative;padding:72px 0 96px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-220px;right:-140px;width:760px;height:760px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(42,111,219,.20),rgba(42,111,219,0) 62%);
  z-index:0;pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr 1.1fr;gap:60px;align-items:center;}
.hero-copy h1{font-size:clamp(38px,4.8vw,62px);margin:22px 0 0;}
.hero-copy h1 .ln2{color:var(--accent);}
.hero-copy p.lead{margin-top:22px;font-size:19px;color:var(--ink-soft);max-width:480px;}
.hero-actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap;}
.hero-meta{margin-top:36px;display:flex;gap:30px;flex-wrap:wrap;}
.hero-meta .mi{display:flex;flex-direction:column;}
.hero-meta .mi b{font-size:24px;font-weight:800;letter-spacing:-.02em;}
.hero-meta .mi span{font-size:13px;color:var(--muted);font-weight:500;}
.hero-meta .div{width:1px;background:var(--line);}

.hero-visual{position:relative;}
.hero-visual .frame{border-radius:26px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.6);position:relative;}
.hero-visual image-slot{width:100%;height:440px;}
.glass-card{
  position:absolute;left:-26px;bottom:-26px;z-index:3;
  background:rgba(255,255,255,.72);backdrop-filter:blur(16px) saturate(180%);
  border:1px solid rgba(255,255,255,.8);border-radius:18px;padding:18px 22px;
  box-shadow:var(--shadow-md);display:flex;gap:30px;
}
.glass-card .gc{display:flex;flex-direction:column;}
.glass-card .gc b{font-size:24px;font-weight:800;color:var(--accent-deep);letter-spacing:-.02em;font-family:'JetBrains Mono',monospace;}
.glass-card .gc span{font-size:12.5px;color:var(--muted);font-weight:500;margin-top:2px;}
.float-chip{
  position:absolute;top:-18px;right:24px;z-index:3;background:#0c1a20;color:#fff;
  border-radius:12px;padding:10px 15px;display:flex;align-items:center;gap:9px;
  font-size:13px;font-weight:500;box-shadow:var(--shadow-md);
}
.float-chip .dot{width:8px;height:8px;border-radius:50%;background:#4ade80;box-shadow:0 0 0 4px rgba(74,222,128,.2);}
.float-chip.accent .dot{background:var(--accent);box-shadow:0 0 0 4px rgba(42,111,219,.25);}

/* full-bleed hero (XeAI) */
.hero-full{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden;}
.hero-full .bg{position:absolute;inset:0;z-index:0;}
.hero-full .bg image-slot{width:100%;height:100%;}
.hero-full .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,22,28,.55) 0%,rgba(8,22,28,.18) 50%,rgba(8,22,28,.05) 100%);}
.hero-overlay{
  position:relative;z-index:2;background:rgba(255,255,255,.82);backdrop-filter:blur(18px) saturate(180%);
  border:1px solid rgba(255,255,255,.7);border-radius:24px;padding:42px;max-width:480px;box-shadow:var(--shadow-lg);
}
.hero-overlay h1{font-size:clamp(32px,3.6vw,46px);margin:18px 0 0;}
.hero-overlay p{margin-top:16px;color:var(--ink-soft);font-size:17px;}
.hero-overlay .hero-actions{margin-top:28px;}

/* ---------- sections ---------- */
section.band{padding:96px 0;}
.band-alt{background:var(--bg-alt);}

/* metrics strip */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-md);overflow:hidden;}
.metrics .m{padding:34px 30px;border-right:1px solid var(--line-soft);}
.metrics .m:last-child{border-right:none;}
.metrics .m b{display:block;font-size:clamp(30px,3.4vw,42px);font-weight:800;letter-spacing:-.03em;background:linear-gradient(160deg,var(--ink),var(--accent-deep));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.metrics .m span{display:block;margin-top:8px;font-size:14.5px;color:var(--muted);font-weight:500;}

/* solutions head */
.sol-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:42px;}
.sol-head h2{font-size:clamp(30px,3.4vw,44px);}
.sol-head p{margin-top:14px;color:var(--muted);font-size:17px;max-width:420px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--accent-deep);font-size:15px;transition:gap .25s var(--ease);}
.link-arrow:hover{gap:12px;}

/* cards */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .3s;display:flex;flex-direction:column;}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(42,111,219,.35);}
.card .ic{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-deep);margin-bottom:22px;border:1px solid rgba(42,111,219,.16);}
.card .ic svg{width:24px;height:24px;}
.card h3{font-size:21px;margin-bottom:10px;}
.card p{color:var(--muted);font-size:15px;flex:1;}
.card image-slot{width:100%;height:172px;margin:22px 0 4px;}
.card .foot{margin-top:20px;padding-top:18px;border-top:1px solid var(--line-soft);display:flex;align-items:center;justify-content:space-between;}
.card-feature{grid-column:span 2;}
.card-feature .body{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;}
/* filled (accent/teal) card */
.card-filled,.mosaic .card-soft.card-filled{background:linear-gradient(155deg,var(--teal-1),var(--teal-2));border-color:transparent;color:#fff;}
.card-filled h3,.mosaic .card-soft.card-filled h3{color:#fff;}
.card-filled p,.mosaic .card-soft.card-filled p{color:rgba(255,255,255,.8);}
.card-filled .ic,.mosaic .card-soft.card-filled .ic{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.2);}
.card-filled .foot{border-top-color:rgba(255,255,255,.18);}
.card-filled .stat-big{font-size:34px;font-weight:800;letter-spacing:-.02em;}
.card-filled .stat-big span{display:block;font-size:13px;font-weight:500;color:rgba(255,255,255,.7);margin-top:2px;}

/* split section */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center;}
.split.rev{grid-template-columns:1fr 1.05fr;}
.split image-slot{width:100%;height:460px;border-radius:var(--radius);box-shadow:var(--shadow-lg);}
.split h2{font-size:clamp(30px,3.4vw,46px);margin:18px 0 0;}
.split .lead{margin-top:18px;color:var(--ink-soft);font-size:18px;}
.benefits{margin-top:30px;display:flex;flex-direction:column;gap:22px;}
.benefit{display:flex;gap:16px;}
.benefit .chk{flex:none;width:30px;height:30px;border-radius:9px;background:var(--accent-soft);color:var(--accent-deep);display:grid;place-items:center;border:1px solid rgba(42,111,219,.18);}
.benefit .chk svg{width:16px;height:16px;}
.benefit h4{font-size:17px;font-weight:700;letter-spacing:-.01em;}
.benefit p{color:var(--muted);font-size:15px;margin-top:3px;}

/* bento grid (Zalo) */
.bento{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.bento .card image-slot{height:230px;}
.bento .card.with-img{padding:0;overflow:hidden;}
.bento .card.with-img .pad{padding:28px;}
.bento .card.with-img image-slot{margin:0;border-radius:0;}

/* stat row with icons */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;text-align:center;}
.stat-row .si .ic{width:54px;height:54px;border-radius:15px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-sm);display:grid;place-items:center;margin:0 auto 18px;color:var(--accent-deep);}
.stat-row .si .ic svg{width:24px;height:24px;}
.stat-row .si h4{font-size:19px;font-weight:700;}
.stat-row .si p{margin-top:8px;color:var(--muted);font-size:15px;max-width:280px;margin-left:auto;margin-right:auto;}

/* testimonial */
.testimonial{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.testimonial .quote-mark{font-family:'JetBrains Mono',monospace;font-size:64px;font-weight:700;color:var(--accent);line-height:.7;}
.testimonial blockquote{font-size:23px;font-weight:500;line-height:1.45;letter-spacing:-.01em;margin:20px 0 26px;font-style:italic;color:var(--ink);}
.testimonial .who{display:flex;align-items:center;gap:14px;}
.testimonial .who image-slot{width:48px;height:48px;border-radius:50%;}
.testimonial .who b{font-size:15px;font-weight:700;display:block;}
.testimonial .who span{font-size:13.5px;color:var(--muted);}
.chat-mock{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:22px;}
.chat-mock .dots{display:flex;gap:7px;margin-bottom:20px;}
.chat-mock .dots i{width:11px;height:11px;border-radius:50%;display:block;}
.chat-mock .dots i:nth-child(1){background:#ef5f57;}
.chat-mock .dots i:nth-child(2){background:#f7c14b;}
.chat-mock .dots i:nth-child(3){background:#5dc466;}
.chat-mock .bar{height:13px;border-radius:7px;background:var(--bg-alt);margin-bottom:13px;}
.chat-mock .bar.accent{background:var(--accent-soft);}
.chat-mock .bar.s{width:60%;}
.chat-mock .bar.m{width:85%;}

/* visualization panel (Social) */
.viz{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:38px;display:grid;grid-template-columns:1.2fr 1fr;gap:44px;}
.viz h3{font-size:24px;margin-bottom:28px;}
.chart-block{margin-bottom:30px;}
.chart-block .ch-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px;}
.chart-block .ch-head .lbl{font-size:14px;color:var(--ink-soft);font-weight:500;}
.chart-block .ch-head .delta{font-size:15px;font-weight:700;color:var(--accent-deep);}
.bars{display:flex;align-items:flex-end;gap:10px;height:120px;}
.bars .b{flex:1;border-radius:7px 7px 0 0;background:linear-gradient(180deg,var(--accent),var(--accent-deep));opacity:.95;transition:height .8s var(--ease);}
.bars.soft .b{background:var(--accent-soft);}
.viz-info{display:flex;flex-direction:column;gap:14px;}
.viz-info .row{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;background:var(--bg);}
.viz-info .row .ic{flex:none;width:38px;height:38px;border-radius:11px;background:var(--accent-soft);color:var(--accent-deep);display:grid;place-items:center;}
.viz-info .row .ic svg{width:18px;height:18px;}
.viz-info .row .lbl{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:600;}
.viz-info .row .val{font-size:15px;font-weight:500;color:var(--ink);margin-top:2px;}

/* mosaic (XeAI) */
.mosaic{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:auto;gap:24px;}
.mosaic .card-soft{background:var(--bg-alt);border:1px solid var(--line-soft);border-radius:var(--radius);padding:30px;position:relative;overflow:hidden;}
.mosaic .card-soft h3{font-size:21px;margin-bottom:10px;}
.mosaic .card-soft p{color:var(--muted);font-size:15px;}
.mosaic .card-soft .ic{width:46px;height:46px;border-radius:13px;background:var(--card);color:var(--accent-deep);display:grid;place-items:center;margin-bottom:20px;box-shadow:var(--shadow-sm);}
.mosaic .card-soft .ic svg{width:22px;height:22px;}
.mosaic image-slot{width:100%;border-radius:var(--radius);box-shadow:var(--shadow-md);min-height:300px;}
.mosaic .ghost-note{position:absolute;right:24px;bottom:18px;font-size:64px;color:rgba(12,26,32,.07);}

/* monitor / terminal card (XeAI) */
.monitor{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden;}
.monitor .mhead{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid var(--line-soft);background:var(--bg);}
.monitor .mhead i{width:11px;height:11px;border-radius:50%;display:block;}
.monitor .mhead i:nth-child(1){background:#ef5f57;}
.monitor .mhead i:nth-child(2){background:#f7c14b;}
.monitor .mhead i:nth-child(3){background:#5dc466;}
.monitor .mhead span{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted);}
.monitor .mbody{padding:30px;}
.monitor .pbar{height:10px;border-radius:6px;background:var(--bg-alt);margin-bottom:14px;overflow:hidden;}
.monitor .pbar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--accent),var(--accent-deep));}
.monitor .chips{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px;}
.monitor .chips .chip{border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center;background:var(--bg);}
.monitor .chips .chip b{display:block;font-family:'JetBrains Mono',monospace;font-size:18px;color:var(--ink);}
.monitor .chips .chip span{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-top:4px;display:block;}

/* vision (XeAI) */
.vision{text-align:center;max-width:820px;margin:0 auto;}
.vision blockquote{font-size:clamp(19px,2.2vw,24px);font-style:italic;font-weight:500;line-height:1.55;color:var(--ink-soft);margin:28px auto 0;max-width:680px;}
.vision .pillars{margin-top:44px;display:flex;justify-content:center;gap:64px;flex-wrap:wrap;}
.vision .pillars .pil{display:flex;flex-direction:column;align-items:center;gap:12px;}
.vision .pillars .pil .ic{width:48px;height:48px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--accent-deep);}
.vision .pillars .pil .ic svg{width:22px;height:22px;}
.vision .pillars .pil span{font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:600;color:var(--ink-soft);}

/* cta */
.cta-band{padding:96px 0;}
.cta{position:relative;overflow:hidden;background:linear-gradient(150deg,var(--teal-1),var(--teal-2));border-radius:32px;padding:84px 40px;text-align:center;color:#fff;box-shadow:var(--shadow-lg);}
.cta::before{content:"";position:absolute;top:-120px;right:-60px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(42,111,219,.4),transparent 65%);}
.cta::after{content:"";position:absolute;bottom:-160px;left:-80px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 65%);}
.cta>*{position:relative;z-index:1;}
.cta .eyebrow{background:rgba(255,255,255,.12);color:#bdd4f5;border-color:rgba(255,255,255,.2);}
.cta h2{font-size:clamp(30px,4vw,52px);color:#fff;margin:20px auto 0;max-width:760px;}
.cta p{margin:18px auto 0;max-width:560px;color:rgba(255,255,255,.78);font-size:18px;}
.cta .acts{margin-top:34px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* footer */
footer{padding:56px 0 40px;border-top:1px solid var(--line);}
.foot-grid{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;flex-wrap:wrap;}
.foot-grid .about{max-width:300px;}
.foot-grid .about p{margin-top:14px;color:var(--muted);font-size:14px;}
.foot-cols{display:flex;gap:64px;flex-wrap:wrap;}
.foot-col h5{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--ink);margin-bottom:14px;font-weight:700;}
.foot-col a{display:block;color:var(--muted);font-size:14.5px;margin-bottom:10px;transition:color .2s;}
.foot-col a:hover{color:var(--accent-deep);}
.foot-bottom{margin-top:46px;padding-top:24px;border-top:1px solid var(--line-soft);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13.5px;}
.foot-bottom .socials{display:flex;gap:10px;}
.foot-bottom .socials a{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-soft);transition:all .25s;}
.foot-bottom .socials a:hover{background:var(--accent-soft);border-color:rgba(42,111,219,.3);color:var(--accent-deep);}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal[data-d="1"]{transition-delay:.08s;}
.reveal[data-d="2"]{transition-delay:.16s;}
.reveal[data-d="3"]{transition-delay:.24s;}

.flex-col{width:100%;display:flex;flex-direction:row;gap:10px; align-items:center;}

/* legal pages */
.legal-hero{padding:56px 0 32px;border-bottom:1px solid var(--line-soft);}
.legal-hero h1{font-size:clamp(32px,3.8vw,48px);}
.legal-hero .meta{margin-top:14px;color:var(--muted);font-size:15px;}
.legal-body{padding:56px 0 96px;}
.legal-content{max-width:760px;}
.legal-content > p,.legal-content li{color:var(--ink-soft);font-size:16px;line-height:1.7;}
.legal-content > p{margin-bottom:18px;}
.legal-content h2{font-size:clamp(22px,2.4vw,28px);margin:42px 0 14px;letter-spacing:-.02em;}
.legal-content h2:first-child{margin-top:0;}
.legal-content h3{font-size:18px;margin:24px 0 10px;font-weight:700;}
.legal-content ul,.legal-content ol{margin:0 0 18px 1.2em;color:var(--ink-soft);}
.legal-content li{margin-bottom:8px;font-size:16px;line-height:1.65;}
.legal-content a{color:var(--accent-deep);text-decoration:underline;text-underline-offset:3px;}
.legal-content a:hover{color:var(--accent);}

/* about page */
.about-hero{padding:72px 0 48px;}
.about-hero h1{font-size:clamp(36px,4.2vw,54px);max-width:720px;}
.about-hero .lead{margin-top:20px;font-size:19px;color:var(--ink-soft);max-width:640px;}
.about-story{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.about-story p{color:var(--ink-soft);font-size:17px;line-height:1.7;}
.about-story p + p{margin-top:16px;}
.vision-block{text-align:center;max-width:820px;margin:0 auto;}
.vision-block blockquote{font-size:clamp(20px,2.4vw,26px);font-weight:500;line-height:1.5;color:var(--ink-soft);font-style:italic;margin-top:24px;}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.value-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);}
.value-card .num{font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:600;color:var(--accent-deep);letter-spacing:.08em;margin-bottom:14px;}
.value-card h3{font-size:20px;margin-bottom:10px;}
.value-card p{color:var(--muted);font-size:15px;line-height:1.6;}
.founders-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;max-width:880px;margin:0 auto;}
.founder-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;text-align:center;box-shadow:var(--shadow-sm);}
.founder-card .avatar{width:112px;height:112px;border-radius:50%;margin:0 auto 20px;overflow:hidden;background:var(--accent-soft);border:2px solid rgba(42,111,219,.15);display:grid;place-items:center;font-size:32px;font-weight:800;color:var(--accent-deep);}
.founder-card image-slot{width:112px;height:112px;margin:0 auto 20px;display:block;}
.founder-card h3{font-size:20px;margin-bottom:4px;}
.founder-card .role{display:block;font-size:14px;font-weight:600;color:var(--accent-deep);margin-bottom:14px;}
.founder-card p{color:var(--muted);font-size:15px;line-height:1.6;text-align:left;}

/* responsive */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .split,.split.rev{grid-template-columns:1fr;gap:40px;}
  .cards{grid-template-columns:1fr 1fr;}
  .card-feature{grid-column:span 2;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metrics .m:nth-child(2){border-right:none;}
  .metrics .m:nth-child(1),.metrics .m:nth-child(2){border-bottom:1px solid var(--line-soft);}
  .bento{grid-template-columns:1fr;}
  .testimonial{grid-template-columns:1fr;gap:36px;}
  .viz{grid-template-columns:1fr;gap:30px;}
  .mosaic{grid-template-columns:1fr;}
  .stat-row{gap:28px;}
  .about-story{grid-template-columns:1fr;gap:36px;}
  .values-grid{grid-template-columns:1fr;}
  .founders-grid{grid-template-columns:1fr;}
  .values-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:680px){
  .wrap{padding:0 20px;}
  .nav-links{display:none;}
  .cards{grid-template-columns:1fr;}
  .card-feature{grid-column:span 1;}
  .card-feature .body{grid-template-columns:1fr;}
  .metrics{grid-template-columns:1fr 1fr;}
  .glass-card{left:50%;transform:translateX(-50%);bottom:-30px;}
  .stat-row{grid-template-columns:1fr;}
  .vision .pillars{gap:36px;}
  section.band{padding:72px 0;}
  .cta{padding:60px 24px;border-radius:24px;}
  .hero-overlay{padding:30px;}
  .values-grid{grid-template-columns:1fr;}
}
@media(max-width:900px){.card-feature .body{grid-template-columns:1fr;}}