* { box-sizing:border-box; }html { scroll-behavior:smooth; }body { margin:0;font:16px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#17263e;background:#f6f8fc; }a { color:inherit;text-decoration:none; }button { font:inherit; }.container { width:min(1180px,calc(100% - 40px));margin:auto; }
.home-hero { position:relative;overflow:hidden;background:#142a47;color:#fff;min-height:720px;display:flex;align-items:center; }
.home-hero::after { content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0b1d36e8 0%,#0b1d3699 60%,#0b1d3655 100%); }
.hero-bg { position:absolute;inset:0;background-position:center;background-size:cover;opacity:0;transition:opacity .8s; }.hero-bg.active { opacity:1; }
.home-hero-inner { position:relative;z-index:2;display:grid;grid-template-columns:1.2fr .8fr;gap:64px;align-items:center;padding:155px 0 125px; }
.home-kicker { margin:0 0 16px;font-size:14px;letter-spacing:2px;color:#c6d8f2; }
.home-hero h1 { font-size:clamp(42px,4.7vw,66px);line-height:1.23;letter-spacing:-2px;margin:0 0 24px;font-weight:750; }
.home-hero h1 span { color:#a8c9ff; }.home-intro { font-size:17px;color:#dce7f6;max-width:560px;line-height:1.9;margin:0 0 28px; }
.home-actions { display:flex;gap:12px;flex-wrap:wrap; }.home-actions .site-action { min-height:50px;font-size:15px;padding:13px 24px; }.home-actions .secondary { border-color:#ffffff66;background:#ffffff12;color:#fff; }
.home-proof { display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:26px;font-size:13px;color:#d1deef; }.home-proof span::before { content:"· ";color:#8fb9ff; }
.home-brands { display:grid;gap:12px; }.home-brand-link { display:block;padding:20px 24px;border:1px solid #ffffff36;border-radius:18px;background:#ffffff0c;backdrop-filter:blur(10px);transition:background .2s; }.home-brand-link:hover { background:#ffffff20; }.home-brand-link strong { font-size:23px;display:block; }.home-brand-link small { color:#d0ddf0;font-size:13px; }.home-brand-link span { float:right;color:#bdd5ff;font-size:22px; }
.hero-controls { position:absolute;z-index:3;bottom:26px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:8px;width:max-content;max-width:calc(100% - 32px); }.hero-dot { display:grid;place-items:center;width:44px;height:44px;border:0;background:transparent;cursor:pointer;flex-shrink:0; }.hero-dot::before { content:"";height:3px;width:28px;background:#ffffff66;border-radius:4px; }.hero-dot[aria-pressed="true"]::before { background:#fff; }
.home-section { padding:80px 0; }.home-section.white { background:#fff; }.home-section-heading { display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px; }.home-section-heading h2 { font-size:36px;line-height:1.35;margin:6px 0;letter-spacing:-1px; }.home-section-heading p { color:#526178;margin:8px 0 0;max-width:650px;font-size:16px; }.home-tag { color:#235dd1;font-size:13px;font-weight:700;letter-spacing:1px; }.home-inline-link { display:inline-flex;align-items:center;min-height:44px;color:#235dd1;font-weight:650;white-space:nowrap; }
.direction-grid { display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px; }.direction-card { display:flex;flex-direction:column;min-height:220px;padding:26px;border:1px solid #dce4ef;border-radius:18px;background:#fff;transition:border-color .18s,transform .18s; }.direction-card:hover { transform:translateY(-3px);border-color:#2f6fed; }.direction-card small { color:#526178;font-size:13px; }.direction-card h3 { margin:14px 0 8px;font-size:21px; }.direction-card p { margin:0 0 16px;font-size:15px;color:#526178; }.direction-card span { color:#235dd1;font-weight:650;font-size:14px;margin-top:auto; }
.classroom-feature { display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:center; }.classroom-cover { display:flex;min-height:330px;padding:38px;justify-content:center;flex-direction:column;align-items:start;border-radius:24px;background:linear-gradient(125deg,#152e50,#315c98);color:#fff; }.classroom-cover small { font-size:14px;color:#c5dcff; }.classroom-cover strong { font-size:34px;line-height:1.5;margin:20px 0; }.classroom-cover span { display:inline-flex;align-items:center;justify-content:center;background:#fff;color:#235dd1;width:54px;height:54px;border-radius:50%;font-size:22px; }.classroom-info h2 { font-size:32px;line-height:1.4;margin:12px 0; }.classroom-info p { font-size:16px;color:#526178; }.classroom-topics { display:flex;gap:8px;flex-wrap:wrap;margin:18px 0; }.classroom-topics span { padding:7px 11px;background:#edf3ff;border-radius:8px;color:#334e78;font-size:13px; }
.home-about { display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center; }.home-about img { width:100%;height:330px;object-fit:cover;border-radius:24px; }.home-about h2 { font-size:32px;line-height:1.4;margin:10px 0 18px; }.home-about p { color:#526178;font-size:16px; }.home-benefits { display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px; }.home-benefits strong { display:block;font-size:17px; }.home-benefits p { font-size:14px;margin:6px 0;color:#526178; }
.home-platform { display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;border-radius:26px;background:#eaf1fd;padding:40px; }.home-platform h2 { font-size:32px;line-height:1.4;margin:10px 0; }.home-platform p { color:#526178;font-size:16px; }.platform-steps { margin:0;padding:0;list-style:none;display:grid;gap:12px; }.platform-steps li { display:flex;gap:16px;align-items:center;padding:16px;border-bottom:1px solid #cbd9ed; }.platform-steps b { color:#235dd1;font-size:14px; }.platform-steps span { font-size:16px; }
.home-contact { padding:60px 0;background:#172e50;color:#fff; }.home-contact .container { display:flex;align-items:center;justify-content:space-between;gap:26px; }.home-contact h2 { margin:0;font-size:30px;line-height:1.4; }.home-contact p { margin:10px 0 0;color:#d1deef;font-size:16px; }
@media(max-width:900px) { .home-hero-inner { gap:28px;grid-template-columns:1.2fr .8fr; }.direction-grid { grid-template-columns:repeat(2,1fr); }.classroom-feature,.home-about,.home-platform { gap:26px; }.home-hero h1 { font-size:44px; }.home-brand-link { padding:18px; } }
@media(max-width:620px) {
 .container { width:calc(100% - 32px); }.home-hero { min-height:auto; }.home-hero-inner { display:block;padding:114px 0 102px; }.home-kicker { font-size:12px;letter-spacing:1px;margin-bottom:14px; }.home-hero h1 { font-size:36px;letter-spacing:-1px;line-height:1.3; }.home-intro { font-size:15px;line-height:1.9;margin-bottom:24px; }.home-actions { gap:10px; }.home-actions .site-action { padding:12px 16px;min-height:48px; }.home-proof { margin-top:20px;font-size:12px;gap:5px 12px; }
 .home-brands { margin-top:28px;gap:8px;grid-template-columns:repeat(2,minmax(0,1fr)); }.home-brand-link { padding:12px 9px;border-radius:12px; }.home-brand-link strong { font-size:16px; }.home-brand-link small { font-size:11px;line-height:1.5;display:block; }.home-brand-link span { display:none; }
 .hero-controls { bottom:18px;gap:0; }.home-section { padding:48px 0; }.home-section-heading { display:block;margin-bottom:24px; }.home-section-heading h2 { font-size:28px; }.home-section-heading p { font-size:15px; }.direction-grid { grid-template-columns:1fr 1fr;gap:10px; }.direction-card { min-height:202px;padding:18px 14px;border-radius:14px; }.direction-card h3 { font-size:18px;line-height:1.4;margin-top:10px; }.direction-card p { font-size:14px;line-height:1.7; }.direction-card small { font-size:11px; }.direction-card span { font-size:13px; }
 .classroom-feature,.home-about,.home-platform { grid-template-columns:1fr; }.classroom-cover { min-height:250px;padding:28px;border-radius:18px; }.classroom-cover strong { font-size:28px; }.classroom-info h2,.home-about h2,.home-platform h2 { font-size:27px; }.home-about img { height:230px; }.home-platform { padding:24px;border-radius:18px; }.home-benefits { grid-template-columns:1fr;gap:8px;margin-top:20px; }.home-benefits div { display:flex;gap:16px;align-items:baseline; }.home-benefits strong { white-space:nowrap;font-size:15px; }.home-benefits p { font-size:14px; }.home-contact .container { align-items:start;flex-direction:column; }.home-contact { padding:40px 0; }.home-contact h2 { font-size:26px; }
}