:root{--ink:#172033;--ink-2:#24304A;--navy:#17284B;--navy-2:#223A68;--bg:#F5F3EE;--bg-2:#EEF3F6;--surface:#FFFFFF;--surface-soft:#FAF8F4;--coral:#F05A5B;--coral-dark:#D9474D;--cyan:#35B8C8;--cyan-soft:#DDF5F7;--amber:#F2B84B;--text:#20283A;--text-2:#596377;--text-3:#8A93A3;--line:rgba(23,32,51,.11);--line-light:rgba(255,255,255,.16);--shadow:0 10px 30px rgba(24,39,67,.10);--shadow-strong:0 20px 54px rgba(20,34,62,.18);--radius:12px;--radius-card:18px;--radius-large:28px;--wrap:1320px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block;object-fit:cover}.wrap{width:min(calc(100% - 32px),var(--wrap));margin:auto}.ticker{height:30px;background:var(--navy);color:#f7fbff;font-size:13px;overflow:hidden}.ticker .wrap{display:flex;align-items:center;height:100%;gap:10px}.dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);flex:none}.ticker-track{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{height:70px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy);min-width:max-content}.brand img{border-radius:12px}.brand small{display:block;font-size:10px;color:var(--text-3);font-weight:500}.main-nav{display:flex;align-items:center;gap:20px;margin-left:auto}.main-nav a,.header-tools a,.header-tools button{font-size:14px;color:var(--ink-2);background:none;border:0;cursor:pointer}.main-nav a:hover,.main-nav a:focus{color:var(--navy);box-shadow:inset 0 -2px var(--coral)}.header-tools{display:flex;gap:12px}.menu-toggle{display:none}.section{padding:54px 0}.section.alt{background:var(--bg-2)}.section.dark{background:var(--navy);color:#fff}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}.section-head h2{margin:0;font-size:30px}.section-head p{margin:6px 0 0;color:var(--text-2);max-width:760px}.dark .section-head p{color:#d8e0ee}.hero{padding:38px 0 28px}.hero-grid{display:grid;grid-template-columns:58fr 42fr;gap:28px;align-items:stretch}.hero-copy{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;border-radius:var(--radius-large);padding:52px}.eyebrow{color:var(--cyan);font-weight:800;letter-spacing:.08em}.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.08;margin:12px 0}.hero p{font-size:18px;color:#dbe5f5}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--navy);font-weight:700}.btn.primary{background:var(--coral);border-color:var(--coral);color:#fff}.hero-media{position:relative;border-radius:var(--radius-large);overflow:hidden;min-height:460px}.hero-media img{width:100%;height:100%;position:absolute}.hero-overlay{position:absolute;inset:auto 20px 20px;background:rgba(255,255,255,.94);padding:16px;border-radius:16px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stat{padding:16px;background:rgba(255,255,255,.1);border:1px solid var(--line-light);border-radius:14px}.stat strong{display:block;font-size:24px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:0 5px 16px rgba(24,39,67,.05)}.card img{width:100%;aspect-ratio:16/9}.card-body{padding:18px}.card h3{margin:6px 0 8px;font-size:19px}.card p{margin:0;color:var(--text-2)}.meta{font-size:13px;color:var(--text-3)}.badge{display:inline-block;border-radius:999px;background:var(--cyan-soft);color:var(--navy);padding:3px 8px;font-size:12px;margin-right:6px}.badge.hot{background:#fee7e7;color:var(--coral-dark)}.scroll-row{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(270px,24%);overflow-x:auto;gap:16px;padding-bottom:8px;scroll-snap-type:x mandatory}.scroll-row>.card{scroll-snap-align:start}.rank-list{counter-reset:rank;display:grid;gap:10px}.rank-item{counter-increment:rank;display:grid;grid-template-columns:48px 1fr auto;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}.rank-item:before{content:counter(rank,decimal-leading-zero);font-size:26px;font-weight:900;color:var(--coral)}.timeline{display:grid;gap:0}.timeline-item{display:grid;grid-template-columns:90px 1fr;gap:18px;padding:16px 0;border-bottom:1px solid var(--line)}.timeline-item.important{border-left:3px solid var(--coral);padding-left:14px}.tag-wall{display:flex;flex-wrap:wrap;gap:10px}.tag{border-bottom:2px solid var(--cyan);padding:8px 12px;background:#fff;border-radius:10px}.feature-split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.feature-split img{border-radius:var(--radius-large);width:100%;aspect-ratio:4/3}.schedule{display:grid;grid-template-columns:140px 1fr;gap:0}.schedule>*{padding:15px;border-bottom:1px solid var(--line)}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.calendar div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;min-height:80px}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;text-align:left;padding:18px 0;border:0;background:none;font:inherit;font-weight:800;display:flex;justify-content:space-between}.faq-a{padding:0 0 18px;color:var(--text-2)}.search-layer{position:fixed;inset:0;z-index:100;background:rgba(23,40,75,.92);display:grid;place-items:center}.search-layer[hidden]{display:none}.search-layer form{background:#fff;padding:28px;border-radius:20px;width:min(92vw,620px);display:grid;gap:12px}.search-layer input{padding:14px;border:1px solid var(--line);border-radius:10px}.footer{background:var(--navy);color:#eef4ff;padding:50px 0 90px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}.footer a{display:block;color:#d7e0ef;margin:7px 0}.footer-note{margin-top:32px;padding-top:20px;border-top:1px solid var(--line-light);color:#cbd6e8}.mobile-bottom{display:none}.back-top{position:fixed;right:18px;bottom:22px;border:0;border-radius:50%;width:42px;height:42px;background:var(--coral);color:#fff}.page-hero{padding:60px 0 38px;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff}.page-hero h1{font-size:44px;margin:0 0 10px}.page-hero p{max-width:760px;color:#dae3f2}.breadcrumb{font-size:13px;margin-bottom:14px;color:#b8c6dc}.breadcrumb a:after{content:' / ';margin:0 6px}.notice{padding:16px 18px;background:#fff6df;border-left:4px solid var(--amber);border-radius:10px}.product-stage{background:var(--navy);padding:28px;border-radius:28px;color:#fff}.device-stack{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;align-items:end}.device-stack img{border-radius:20px;box-shadow:var(--shadow-strong)}.filters{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.filters a,.filters button{padding:8px 12px;border:1px solid var(--line);background:#fff;border-radius:999px}.comment{padding:20px;background:#fff;border-radius:16px;border:1px solid var(--line)}:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}@media(max-width:1100px){.main-nav{display:none}.menu-toggle{display:block;margin-left:auto}.main-nav.open{display:flex;position:absolute;left:16px;right:16px;top:72px;background:#fff;padding:18px;border-radius:16px;box-shadow:var(--shadow);flex-wrap:wrap}.header-tools{display:none}.grid-4{grid-template-columns:repeat(2,1fr)}.hero-grid,.feature-split{grid-template-columns:1fr}.hero-media{min-height:360px}}@media(max-width:768px){body{padding-bottom:62px}.section{padding:38px 0}.grid-3,.grid-2,.grid-4{grid-template-columns:1fr}.hero-copy{padding:32px 24px}.stats{grid-template-columns:repeat(2,1fr)}.scroll-row{grid-auto-columns:82%}.section-head{align-items:start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{text-align:center;padding:12px 4px;font-size:12px}.back-top{bottom:74px}.page-hero h1{font-size:36px}.calendar{grid-template-columns:repeat(2,1fr)}.schedule{grid-template-columns:90px 1fr}}@media(max-width:520px){.footer-grid{grid-template-columns:1fr}.brand small{display:none}.hero-media{min-height:300px}.hero h1{font-size:38px}.calendar{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}