:root{--primary:#E53935;--primary-2:#FF7043;--primary-light:#FFCDD2;--primary-soft:#FFF3E0;--gold:#F9A825;--gold-deep:#C62828;--sky:#3B82F6;--ink:#172033;--ink-2:#25324A;--ink-3:#34435E;--bg:#F7FAFC;--bg-2:#FFF8F1;--bg-3:#EFF6FF;--surface:#FFFFFF;--surface-soft:rgba(255,255,255,.88);--surface-strong:rgba(255,255,255,.97);--text:#172033;--text-2:#475569;--text-3:#718096;--line:rgba(229,57,53,.11);--line-strong:rgba(229,57,53,.24);--shadow:0 8px 28px rgba(23,32,51,.08);--shadow-hover:0 18px 44px rgba(23,32,51,.14);--radius:12px;--radius-card:16px;--radius-large:22px;--radius-pill:999px;--wrap:1320px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.7;overflow-x:hidden}body.search-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto;object-fit:cover}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--wrap));margin:auto}.narrow{max-width:900px}.skip-link{position:fixed;left:10px;top:-60px;z-index:999;background:#fff;padding:10px}.skip-link:focus{top:10px}.notice{height:30px;color:#fff;background:linear-gradient(90deg,#E53935,#FF7043,#F9A825);font-size:13px;overflow:hidden}.notice .wrap{text-align:center;white-space:nowrap}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 3px 16px rgba(0,0,0,.14)}.header-row{height:68px;display:flex;align-items:center;gap:24px}.logo{display:flex;align-items:center;gap:9px;color:var(--gold-deep);white-space:nowrap}.logo-img{width:38px;height:38px;aspect-ratio:1}.desktop-nav{display:flex;align-items:center;gap:18px;margin:auto;font-size:14px}.desktop-nav a{position:relative;color:var(--text-2);white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{color:var(--primary)}.desktop-nav a.active:after{content:"";position:absolute;height:2px;left:15%;right:15%;bottom:-10px;background:var(--gold)}.header-actions{display:flex;align-items:center;gap:12px;white-space:nowrap}.header-actions button,.header-actions a{border:0;background:none;color:var(--text-2);cursor:pointer}.search-open{padding:8px 16px!important;border:1px solid var(--line-strong)!important;border-radius:var(--radius-pill)!important}.menu-toggle{display:none}.drawer{border-top:1px solid var(--line);background:#fff}.drawer[hidden]{display:none}.drawer-grid{padding:20px;display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.drawer-grid a{padding:12px;border-radius:10px;background:var(--bg-2)}
.search-modal{display:none;position:fixed;inset:0;z-index:500;align-items:flex-start;justify-content:center;padding:14vh 20px;background:rgba(23,32,51,.56)}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none!important}.search-panel{position:relative;width:min(680px,100%);padding:34px;background:#fff;border-radius:var(--radius-large);box-shadow:var(--shadow-hover)}.search-close{position:absolute;right:18px;top:14px;border:0;background:none;font-size:30px;cursor:pointer}.search-form{display:flex;gap:10px;margin-top:8px}.search-form input{min-width:0;flex:1;padding:13px 18px;border:1px solid var(--line-strong);border-radius:var(--radius-pill)}.search-form button{padding:11px 24px;border:0;border-radius:var(--radius-pill);background:var(--primary);color:#fff;cursor:pointer}
.home-hero,.page-hero{padding:76px 0;background:linear-gradient(135deg,#F7FAFC 0%,#FFF8F1 50%,#EFF6FF 100%)}.page-hero.compact{padding:52px 0}.hero-grid{display:grid;grid-template-columns:3fr 2fr;gap:58px;align-items:center}.eyebrow{display:block;margin-bottom:10px;color:var(--primary);font-size:13px;font-weight:800;letter-spacing:.12em}.hero-grid h1{margin:0 0 20px;font-size:clamp(36px,4.4vw,64px);line-height:1.18}.page-hero h1{font-size:clamp(34px,4vw,54px)}h1 em{font-style:normal;color:var(--gold-deep)}.lead{font-size:18px;color:var(--text-2);max-width:720px}.hero-image{width:100%;aspect-ratio:16/11;border-radius:var(--radius-large);box-shadow:var(--shadow-hover)}figcaption{margin-top:10px;color:var(--text-3);font-size:13px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:26px}.btn{display:inline-flex;padding:11px 22px;border-radius:var(--radius-pill);background:var(--primary);color:#fff;font-weight:700}.btn:hover{background:var(--gold)}.btn.secondary{background:#fff;color:var(--gold-deep);border:1px solid var(--line-strong)}.text-link{color:var(--primary);font-weight:700}.crumbs{width:min(calc(100% - 40px),var(--wrap));margin:18px auto;display:flex;gap:8px;color:var(--text-3);font-size:13px}
.section{padding:72px 0;background:#fff}.section.alt{background:var(--bg-2)}.section.product{background:var(--bg-3)}.section-head{max-width:760px;margin-bottom:30px}.section-head h2,.split h2{margin:0 0 10px;color:var(--gold-deep);font-size:clamp(27px,3vw,40px);line-height:1.3}.section-head p,.split p{color:var(--text-2)}.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.channel{padding:22px;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff}.channel:nth-child(3n+2){background:var(--bg-3)}.channel:nth-child(3n){background:var(--bg-2)}.channel:hover{background:var(--primary-soft)}.channel span{font-weight:800;color:var(--ink)}.channel p{margin:8px 0 0;color:var(--text-2);font-size:14px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.content-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;box-shadow:0 4px 18px rgba(23,32,51,.07);transition:.25s}.content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.content-card img{width:100%;aspect-ratio:16/10}.card-body{padding:20px}.card-body h3{margin:10px 0 8px}.card-body p{color:var(--text-2)}.badge{display:inline-block;padding:3px 10px;border-radius:var(--radius-pill);background:var(--primary-soft);color:var(--gold-deep);font-size:12px;font-weight:700}.media-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.media-card{display:grid;grid-template-columns:1fr 1fr;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card)}.media-card img{width:100%;height:100%;min-height:230px}.media-card>div{padding:24px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{padding:25px;border-top:3px solid var(--primary);background:#fff;box-shadow:var(--shadow)}.feature-no{color:var(--primary-light);font-size:28px;font-weight:800}.feature p{color:var(--text-2)}.phone-grid,.screen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.phone-grid a,.screen-card{padding:14px;background:#fff;border-radius:var(--radius-card);box-shadow:var(--shadow)}.phone-grid img,.screen-card img{width:100%;aspect-ratio:9/16;border-radius:10px}.phone-grid strong{display:block;padding:12px 4px}.screen-card h3,.screen-card p{margin-left:8px;margin-right:8px}.screen-card p{color:var(--text-2)}.split{display:grid;grid-template-columns:1.4fr .8fr;gap:50px;align-items:center}.note,.rank{padding:28px;border-left:4px solid var(--primary);background:var(--primary-soft)}.rank ol{list-style:none;padding:0}.rank li{display:flex;gap:12px;padding:12px;border-bottom:1px solid var(--line)}.rank b{color:var(--primary)}.check-list{padding-left:20px}.layout{display:grid;grid-template-columns:220px 1fr;gap:34px}.sidebar{position:sticky;top:120px;align-self:start}.sidebar a{display:block;padding:8px 12px;border-left:2px solid var(--line)}.sidebar a.active{color:var(--primary);border-color:var(--primary);font-weight:700}.filter-bar{display:flex;gap:10px;margin-bottom:22px}.filter-bar button{padding:8px 15px;border:1px solid var(--line);border-radius:var(--radius-pill);background:#fff;cursor:pointer}.filter-bar button.active{color:#fff;background:var(--primary)}.faq-item{border-bottom:1px solid var(--line)}.faq-item h3{margin:0}.faq-item button{width:100%;display:flex;justify-content:space-between;padding:20px 4px;border:0;background:none;text-align:left;cursor:pointer}.faq-answer{padding:0 4px 18px;color:var(--text-2)}.cta{padding:45px 0;background:linear-gradient(135deg,var(--ink),var(--ink-3));color:#fff}.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{margin:4px 0}.page-search{margin:30px 0}.search-result{margin-top:30px;padding:28px;background:var(--bg-2);border-radius:var(--radius-card)}
.site-footer{padding:58px 0 90px;background:linear-gradient(135deg,#172033,#25324A,#34435E);color:rgba(255,255,255,.72)}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}.site-footer h2,.site-footer h3{color:#fff}.site-footer nav a{display:block;margin:8px 0}.site-footer a:hover{color:var(--primary-light)}.copyright{margin-top:35px;padding-top:18px;border-top:1px solid rgba(249,168,37,.35)}.mobile-bar{display:none}.back-top{position:fixed;right:20px;bottom:24px;width:42px;height:42px;border:0;border-radius:50%;background:var(--primary);color:#fff;opacity:0;pointer-events:none}.back-top.visible{opacity:1;pointer-events:auto}.reveal{transition:.5s}.js .reveal{opacity:0;transform:translateY(18px)}.js .reveal.visible{opacity:1;transform:none}:focus-visible{outline:3px solid var(--sky);outline-offset:3px}
@media(max-width:1200px){.desktop-nav{gap:11px;font-size:12px}.header-row{gap:12px}}@media(max-width:1100px){.desktop-nav{display:none}.header-actions{margin-left:auto}.menu-toggle{display:block}.layout{grid-template-columns:1fr}.sidebar{display:none}.drawer-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:900px){.hero-grid,.split{grid-template-columns:1fr}.hero-grid{gap:30px}.hero-grid figure{margin:0}.card-grid,.channel-grid{grid-template-columns:repeat(2,1fr)}.media-card{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.notice{font-size:11px}.logo strong{font-size:14px}.header-actions>a{display:none}.home-hero,.page-hero,.section{padding:48px 0}.hero-grid h1{font-size:35px}.lead{font-size:16px}.channel-grid,.card-grid,.media-grid,.phone-grid,.screen-grid,.footer-grid{grid-template-columns:1fr}.search-panel{padding:28px 18px}.search-form{flex-direction:column}.drawer-grid{grid-template-columns:repeat(2,1fr)}.cta .wrap{display:block}.cta .btn{margin-top:15px}.mobile-bar{position:fixed;z-index:90;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--primary);box-shadow:0 -3px 16px rgba(23,32,51,.1)}.mobile-bar a{padding:11px 4px;text-align:center;font-size:12px}.back-top{bottom:66px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.editorial-section{background:linear-gradient(180deg,#fff 0%,#f7fafc 100%)}
.editorial-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.editorial-card{position:relative;padding:26px 28px 24px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);box-shadow:0 3px 14px rgba(23,32,51,.05)}
.editorial-card:before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:3px;background:linear-gradient(var(--primary),var(--primary-2))}
.editorial-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}
.editorial-card h3{margin:12px 0 8px;font-size:21px}
.editorial-card p{margin:0 0 16px;color:var(--text-2)}
.editorial-meta{display:flex;align-items:center;justify-content:space-between;color:var(--primary);font-size:13px;font-weight:700}
.editorial-meta small{color:var(--text-3);font-weight:400}
.editorial-card:nth-child(4n+2),.editorial-card:nth-child(4n+3){background:var(--bg-2)}
@media(max-width:900px){.editorial-grid{grid-template-columns:1fr}}