:root{
  --primary:#176B8D;--primary-2:#2187AE;--sky:#55AFD3;--sky-light:#A9D9EA;--sky-soft:#E5F3F8;
  --navy:#123B50;--navy-2:#0B2938;--navy-dark:#071E2A;--accent:#D97945;--accent-soft:#F7E7DB;
  --bg:#F5F9FA;--bg-2:#EBF2F4;--bg-3:#FAFCFC;--surface:#fff;--surface-soft:rgba(255,255,255,.86);
  --text:#203640;--text-2:#60747D;--text-3:#91A0A6;--line:rgba(23,107,141,.10);--line-strong:rgba(23,107,141,.22);
  --shadow:0 6px 24px rgba(18,59,80,.08);--shadow-hover:0 15px 38px rgba(18,59,80,.14);
  --radius:10px;--radius-card:14px;--radius-large:20px;--radius-pill:999px;--wrap:1320px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:min(var(--wrap),calc(100% - 40px));margin:auto}.top-note{padding:7px 16px;text-align:center;background:var(--navy-dark);color:#dceef5;font-size:13px;letter-spacing:.04em}.site-header{position:sticky;top:0;z-index:20;background:rgba(250,252,252,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.header-inner{height:70px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy);font-size:20px}.brand img{width:40px;height:40px;object-fit:cover;border-radius:12px}.desktop-nav{display:flex;gap:22px;margin-right:auto}.desktop-nav a,.header-actions a{font-size:14px;color:var(--text-2)}.desktop-nav a:hover,.header-actions a:hover{color:var(--primary)}.header-actions{display:flex;align-items:center;gap:16px}.button{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;background:var(--primary);color:#fff!important;border-radius:var(--radius-pill);font-weight:700}.button.alt{background:var(--surface);color:var(--primary)!important;border:1px solid var(--line-strong)}.button.small{padding:8px 14px}.menu-btn{display:none;border:0;background:none;font-size:24px;color:var(--navy)}.mobile-menu{display:none}.section{padding:74px 0}.section.compact{padding:50px 0}.section.dark{background:var(--navy-dark);color:#eaf5f8}.section.tint{background:var(--sky-soft)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.15;margin:5px 0 0;letter-spacing:-.03em}.section-head p{margin:8px 0 0;color:var(--text-2);max-width:690px}.dark .section-head p{color:#9fc0cc}.eyebrow{display:inline-block;color:var(--primary-2);font-weight:800;font-size:13px;letter-spacing:.12em;text-transform:uppercase}.dark .eyebrow{color:var(--sky-light)}.eyebrow.small{font-size:11px}.text-link{color:var(--primary);font-weight:700}.dark .text-link{color:var(--sky-light)}
.hero{padding:56px 0 44px;background:linear-gradient(180deg,#f8fcfd 0%,#edf6f8 100%)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}.hero h1{font-size:clamp(44px,6vw,78px);line-height:1.02;letter-spacing:-.055em;margin:16px 0 22px;color:var(--navy-dark)}.hero-copy{font-size:17px;color:var(--text-2);max-width:720px}.hero-actions{display:flex;gap:12px;margin:28px 0 22px}.hero-search{display:flex;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);padding:8px;max-width:600px;box-shadow:var(--shadow)}.hero-search input{flex:1;border:0;outline:0;padding:0 15px;background:transparent;font-size:15px;color:var(--text)}.hero-visual{position:relative}.hero-visual>img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:30px;box-shadow:0 28px 70px rgba(18,59,80,.2)}.floating-panel{position:absolute;background:rgba(7,30,42,.93);color:#fff;border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow);border-radius:18px;padding:16px 18px;backdrop-filter:blur(12px)}.floating-panel.one{left:-28px;bottom:24px}.floating-panel.two{right:-18px;top:26px}.floating-panel strong{display:block;font-size:22px}.floating-panel span{font-size:12px;color:#acd1df}.chips{display:flex;flex-wrap:wrap;gap:10px}.chip{display:inline-flex;padding:7px 12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-pill);font-size:13px;color:var(--text-2)}.dark .chip{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.12);color:#c9e0e8}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.video-card,.live-card,.feature-box,.post-card,.service-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:0 2px 10px rgba(18,59,80,.03);transition:.2s}.video-card:hover,.live-card:hover,.feature-box:hover,.post-card:hover,.service-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.dark .video-card,.dark .live-card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.1)}.media-thumb{position:relative;display:block;overflow:hidden;aspect-ratio:16/9;background:#dce9ed}.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s}.video-card:hover .media-thumb img{transform:scale(1.02)}.play{position:absolute;left:14px;bottom:12px;width:38px;height:38px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.92);color:var(--navy);font-size:14px}.duration{position:absolute;right:10px;bottom:10px;background:rgba(7,30,42,.82);color:#fff;border-radius:6px;padding:3px 7px;font-size:11px}.video-body,.live-body{padding:16px}.video-body h3,.live-body h3{font-size:18px;line-height:1.35;margin:6px 0}.video-body p,.live-body p{font-size:13px;color:var(--text-2);margin:6px 0 12px}.dark .video-body p,.dark .live-body p{color:#a9c3cc}.meta{display:flex;justify-content:space-between;color:var(--text-3);font-size:12px}.live-badge{position:absolute;left:12px;top:12px;background:var(--accent);color:#fff;padding:5px 9px;border-radius:7px;font-size:11px;font-weight:900;letter-spacing:.08em}.anchor-card{display:grid;grid-template-columns:82px 1fr;gap:16px;align-items:center;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}.anchor-card img{width:82px;height:82px;border-radius:50%;object-fit:cover}.anchor-card strong{display:block;font-size:17px}.anchor-card span{font-size:12px;color:var(--primary)}.anchor-card p{margin:5px 0 0;font-size:13px;color:var(--text-2)}.rail{display:flex;gap:20px;overflow:auto;padding-bottom:8px;scrollbar-width:none}.rail::-webkit-scrollbar{display:none}.rail>.video-card,.rail>.live-card{min-width:300px;max-width:300px}.rank-list{counter-reset:rank;display:grid;gap:0;border-top:1px solid var(--line)}.rank-item{display:grid;grid-template-columns:64px 1fr auto;gap:18px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.rank-item:before{counter-increment:rank;content:"0"counter(rank);font-size:24px;font-weight:900;color:var(--primary)}.rank-item span{font-size:13px;color:var(--text-2)}.bento{display:grid;grid-template-columns:1.2fr .8fr .8fr;grid-template-rows:260px 220px;gap:18px}.bento-card{position:relative;overflow:hidden;border-radius:22px;min-height:200px}.bento-card:first-child{grid-row:1/3}.bento-card img{width:100%;height:100%;object-fit:cover}.bento-card .overlay{position:absolute;inset:auto 0 0;padding:24px;color:#fff;background:linear-gradient(transparent,rgba(7,30,42,.9))}.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.split img{width:100%;border-radius:24px;aspect-ratio:4/3;object-fit:cover}.timeline{border-left:2px solid var(--line-strong);padding-left:24px;display:grid;gap:24px}.timeline-item{position:relative}.timeline-item:before{content:"";position:absolute;left:-31px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--primary)}.timeline-item h3{margin:0 0 4px}.timeline-item p{margin:0;color:var(--text-2)}.feature-box,.post-card,.service-card{padding:24px}.feature-box h3,.service-card h3,.post-card h3{margin:0 0 8px}.feature-box p,.service-card p,.post-card p{margin:0;color:var(--text-2)}.quote-banner{padding:34px;border-radius:26px;background:linear-gradient(130deg,var(--primary),var(--navy));color:#fff}.quote-banner h2{margin:0 0 10px;font-size:34px}.quote-banner p{margin:0;color:#d1e7ef}.app-panel{display:grid;grid-template-columns:1fr .75fr;gap:34px;padding:36px;border-radius:28px;background:var(--navy-dark);color:#fff;overflow:hidden}.app-panel img{width:100%;max-height:440px;object-fit:contain}.app-panel h2{font-size:40px;margin:10px 0}.app-panel p{color:#b7d1da}.faq{display:grid;gap:10px}.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}.faq summary{font-weight:700;cursor:pointer}.faq p{color:var(--text-2);margin:10px 0 0}.page-hero{padding:70px 0 48px;background:linear-gradient(180deg,#eef7f9,#f8fbfc)}.page-hero-grid{display:grid;grid-template-columns:1fr .7fr;gap:36px;align-items:center}.page-hero h1{font-size:clamp(40px,5vw,66px);line-height:1.05;margin:10px 0}.page-hero p{font-size:17px;color:var(--text-2);max-width:760px}.page-hero img{border-radius:24px;aspect-ratio:16/10;object-fit:cover}.search-panel{padding:26px;background:#fff;border:1px solid var(--line);border-radius:18px}.search-panel form{display:flex;gap:10px}.search-panel input{flex:1;padding:13px 15px;border:1px solid var(--line-strong);border-radius:10px;font-size:15px}.site-footer{background:var(--navy-dark);color:#dcebf0;padding:54px 0 100px;margin-top:30px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:40px}.footer-grid p{color:#9dbbc6}.footer-grid h4{margin:0 0 12px}.footer-grid a{display:block;color:#a8c1ca;margin:8px 0;font-size:14px}.footer-brand{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.1);margin-top:38px;padding-top:20px;font-size:13px;color:#8faab4}.footer-bottom div{display:flex;gap:18px}.bottom-nav{display:none}
@media(max-width:980px){.desktop-nav{display:none}.menu-btn{display:block}.mobile-menu{position:fixed;z-index:19;top:100px;right:20px;width:240px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-hover)}.mobile-menu.open{display:grid}.mobile-menu a{padding:10px;border-bottom:1px solid var(--line)}.hero-grid,.page-hero-grid,.split,.app-panel{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.bento{grid-template-columns:1fr 1fr;grid-template-rows:auto}.bento-card:first-child{grid-row:auto;grid-column:1/3}.hero-visual{max-width:720px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){body{padding-bottom:64px}.wrap{width:min(100% - 28px,var(--wrap))}.header-inner{height:62px}.header-actions>a:not(.button){display:none}.hero{padding-top:38px}.hero h1{font-size:46px}.hero-actions{flex-direction:column}.hero-search{border-radius:16px}.hero-search button{border:0}.floating-panel.one{left:10px;bottom:10px}.floating-panel.two{right:10px;top:10px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.section{padding:52px 0}.section-head{align-items:flex-start;flex-direction:column}.bento{grid-template-columns:1fr}.bento-card:first-child{grid-column:auto}.rail>.video-card,.rail>.live-card{min-width:86vw}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/3}.footer-bottom{flex-direction:column}.bottom-nav{position:fixed;z-index:30;left:0;right:0;bottom:0;height:64px;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.96);border-top:1px solid var(--line);backdrop-filter:blur(12px)}.bottom-nav a{display:grid;place-items:center;font-size:17px;color:var(--navy)}.bottom-nav span{display:block;font-size:10px;margin-top:-10px}.site-footer{padding-bottom:40px}.rank-item{grid-template-columns:50px 1fr}.rank-item>span{display:none}}