: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,-apple-system,sans-serif;line-height:1.7;overflow-x:hidden}body.search-open{overflow:hidden}a{color:inherit;text-decoration:none}a:hover{color:var(--primary)}img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}figure{margin:0}h1,h2,h3,h4,p{margin-top:0}h1{font-size:clamp(2.25rem,5vw,4.6rem);line-height:1.12;letter-spacing:-.04em;margin-bottom:1.4rem}h2{font-size:clamp(1.7rem,3vw,2.7rem);line-height:1.25;letter-spacing:-.025em;margin-bottom:.8rem;color:var(--ink)}h3{line-height:1.35;color:var(--ink)}p{color:var(--text-2)}:focus-visible{outline:3px solid rgba(59,130,246,.42);outline-offset:3px}.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}.narrow{max-width:860px}.section{padding:78px 0}.section-warm{background:var(--bg-2)}.section-blue{background:var(--bg-3)}.section-intro{max-width:760px;font-size:1.05rem;margin-bottom:30px}.skip-link{position:fixed;left:16px;top:-80px;z-index:9999;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 10px 10px}.skip-link:focus{top:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.announcement{height:30px;display:flex;align-items:center;background:linear-gradient(90deg,var(--primary),var(--primary-2),var(--gold));color:#fff;font-size:.82rem;text-align:center}.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);transition:.2s}.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 3px 16px rgba(23,32,51,.15)}.header-inner{min-height:68px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}.brand-logo{width:42px;height:42px;object-fit:contain}.brand span{display:flex;flex-direction:column}.brand strong{color:var(--gold-deep);font-size:1.08rem;white-space:nowrap}.brand small{font-size:.68rem;color:var(--text-3)}.desktop-nav{display:flex;align-items:stretch;justify-content:center;gap:4px;flex:1;min-width:0}.desktop-nav a{position:relative;padding:23px 8px 20px;color:var(--text-2);font-size:.86rem;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:10px;right:10px;bottom:13px;background:var(--primary);border-radius:2px}.header-actions{display:flex;align-items:center;gap:8px}.icon-button,.app-link,.menu-button{border:1px solid var(--line-strong);border-radius:var(--radius-pill);background:#fff;color:var(--gold-deep);padding:8px 14px}.app-link{background:var(--primary);color:#fff;border-color:var(--primary)}.app-link:hover{background:var(--gold);color:var(--ink)}.menu-button{display:none;width:42px;height:40px;padding:10px}.menu-button span{display:block;height:2px;background:currentColor;margin:4px 0}.mobile-drawer[hidden],.search-modal[hidden]{display:none!important}.mobile-drawer{position:fixed;inset:0;z-index:300;background:rgba(23,32,51,.48)}.drawer-panel{margin-left:auto;width:min(86vw,360px);height:100%;background:#fff;padding:24px;overflow:auto}.drawer-close{display:block;margin-left:auto;border:0;background:var(--primary-soft);padding:8px 14px;border-radius:var(--radius-pill)}.drawer-panel nav{display:grid;margin-top:24px}.drawer-panel nav a{padding:13px 6px;border-bottom:1px solid var(--line)}
.search-modal{display:none;position:fixed;inset:0;z-index:500;background:rgba(23,32,51,.62);padding:20px;align-items:flex-start;justify-content:center}.search-modal.is-open{display:flex}.search-dialog{position:relative;width:min(100%,680px);margin-top:12vh;background:#fff;border-radius:var(--radius-large);padding:42px;box-shadow:0 30px 80px rgba(0,0,0,.25)}.search-close-button{position:absolute;right:18px;top:14px;width:40px;height:40px;border:0;background:var(--primary-soft);border-radius:50%;font-size:1.6rem;color:var(--gold-deep)}.search-form{display:flex;gap:10px;margin-top:22px}.search-form input{min-width:0;flex:1;border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:12px 18px;background:#fff}.page-search{align-items:end}.page-search label{font-weight:700}.page-search input{border-radius:var(--radius)}
.home-hero,.page-hero{background:linear-gradient(135deg,var(--bg) 0%,var(--bg-2) 50%,var(--bg-3) 100%);padding:74px 0}.page-hero.compact{padding:60px 0}.hero-grid{display:grid;grid-template-columns:minmax(0,3fr) minmax(340px,2fr);gap:58px;align-items:center}.hero-copy em{font-style:normal;background:linear-gradient(90deg,var(--primary),var(--gold),var(--gold-deep));background-clip:text;-webkit-background-clip:text;color:transparent}.lead{font-size:clamp(1.05rem,1.7vw,1.25rem);max-width:780px}.eyebrow{display:block;color:var(--primary);font-size:.82rem;letter-spacing:.12em;font-weight:800;margin-bottom:10px}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:24px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:44px;padding:10px 20px;border:0;border-radius:var(--radius-pill);background:var(--primary);color:#fff;font-weight:700}.button:hover{background:var(--gold);color:var(--ink);transform:translateY(-1px)}.button-secondary{background:#fff;color:var(--gold-deep);border:1px solid var(--line-strong)}.text-link{color:var(--gold-deep);font-weight:700}.hero-notes{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px;color:var(--text-3);font-size:.88rem}.hero-notes span:before{content:"";display:inline-block;width:7px;height:7px;background:var(--gold);border-radius:50%;margin-right:7px}.feature-visual{position:relative;background:#fff;padding:10px;border-radius:var(--radius-large);box-shadow:var(--shadow-hover)}.feature-visual img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:calc(var(--radius-large) - 7px)}.feature-visual figcaption{font-size:.82rem;color:var(--text-3);padding:10px 8px 2px}.hero-visual:before{content:"";position:absolute;inset:-20px;background:radial-gradient(circle at 60% 40%,rgba(229,57,53,.16),transparent 66%);z-index:-1}.breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;font-size:.82rem;color:var(--text-3);margin-bottom:25px}.breadcrumbs a{color:var(--gold-deep)}
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.channel-card{display:flex;flex-direction:column;position:relative;min-height:168px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:0 4px 18px rgba(23,32,51,.04);transition:.2s}.channel-card:hover{background:var(--primary-soft);transform:translateY(-3px);box-shadow:var(--shadow)}.channel-card strong{font-size:1.08rem;margin:9px 0 5px}.channel-card small{color:var(--text-3);line-height:1.55}.channel-mark{width:28px;height:5px;border-radius:6px;background:linear-gradient(90deg,var(--primary),var(--gold))}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end}.editorial-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:24px}.featured-card{position:relative;min-height:520px;overflow:hidden;border-radius:var(--radius-large);background:var(--ink)}.featured-card img{width:100%;height:100%;object-fit:cover;opacity:.74}.featured-card:after{content:"";position:absolute;inset:28% 0 0;background:linear-gradient(transparent,rgba(23,32,51,.95))}.featured-card figcaption{position:absolute;z-index:2;left:30px;right:30px;bottom:25px;color:#fff}.featured-card h3{color:#fff;font-size:1.7rem;margin:10px 0}.featured-card p{color:rgba(255,255,255,.8)}.featured-card a{color:var(--primary-light);font-weight:700}.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.editorial-grid .content-grid{grid-template-columns:1fr 1fr}.content-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:0 4px 18px rgba(23,32,51,.05);transition:.2s}.content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.content-card h3{margin:10px 0 8px}.content-card p{font-size:.92rem}.badge{display:inline-block;background:var(--primary-soft);color:var(--gold-deep);border-radius:var(--radius-pill);padding:4px 9px;font-size:.75rem;font-weight:700}.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.media-grid article,.banner-grid article{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card)}.media-grid img{width:100%;aspect-ratio:16/10;object-fit:cover}.media-grid article>div,.banner-grid article>div{padding:22px}.media-grid h3{font-size:1.25rem}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.split-feature.reverse figure{order:2}.split-feature figure{border-radius:var(--radius-large);overflow:hidden;box-shadow:var(--shadow)}.split-feature figure img{width:100%;aspect-ratio:16/10;object-fit:cover}.banner-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.banner-grid img{width:100%;aspect-ratio:16/7;object-fit:cover}.app-preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.app-preview-grid.six{grid-template-columns:repeat(3,1fr)}.app-preview-grid>a,.app-preview-grid>article{display:flex;flex-direction:column;background:#fff;padding:16px;border:1px solid var(--line);border-radius:var(--radius-card);transition:.2s}.app-preview-grid>a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.app-preview-grid strong{font-size:1.05rem;margin-top:13px}.app-preview-grid span{font-size:.85rem;color:var(--text-3)}.app-screen{width:100%;aspect-ratio:9/16;object-fit:cover;object-position:top;border-radius:10px;background:var(--bg-3)}.cta-panel{display:flex;justify-content:space-between;align-items:center;gap:30px;background:linear-gradient(120deg,#fff,var(--primary-soft));border:1px solid var(--line-strong);border-radius:var(--radius-large);padding:36px}.cta-panel p{max-width:740px;margin:0}.filter-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}.filter-tabs a{padding:7px 13px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line)}.filter-tabs a.active{background:var(--primary);color:#fff}.mini-visual-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}.mini-visual-grid figure{background:#fff;padding:10px;border-radius:var(--radius-card);border:1px solid var(--line)}.mini-visual-grid img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:10px}.mini-visual-grid figcaption{padding:10px 4px 4px;color:var(--text-2);font-size:.88rem}.visual-notes{padding-top:34px;padding-bottom:34px;background:#fff}.feature-rows{display:grid;gap:45px}.feature-rows article{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center}.feature-rows article:nth-child(even) figure{order:2}.feature-rows figure{border-radius:var(--radius-large);overflow:hidden;box-shadow:var(--shadow)}.feature-rows img{width:100%;aspect-ratio:16/10;object-fit:cover}
.faq-list{display:grid;gap:10px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.faq-item h3{margin:0}.faq-button{display:flex;width:100%;justify-content:space-between;gap:20px;text-align:left;padding:17px 20px;border:0;background:#fff;color:var(--ink);font-weight:700}.faq-button[aria-expanded="true"]{background:var(--primary-soft);color:var(--gold-deep)}.faq-answer{padding:0 20px 17px;background:var(--primary-soft)}.faq-answer p{margin:0}.site-footer{padding:64px 0 20px;background:linear-gradient(135deg,var(--ink),var(--ink-2),var(--ink-3));color:#fff;border-top:2px solid var(--gold)}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:35px}.site-footer h2,.site-footer h3{color:#fff}.site-footer p{color:rgba(255,255,255,.72)}.site-footer section{display:flex;flex-direction:column;align-items:flex-start}.site-footer section a{color:rgba(255,255,255,.72);padding:3px 0}.site-footer section a:hover{color:var(--primary-light)}.footer-bottom{display:flex;justify-content:space-between;margin-top:38px;padding-top:18px;border-top:1px solid rgba(249,168,37,.28);color:rgba(255,255,255,.58);font-size:.82rem}.mobile-bottom{display:none}.back-top{position:fixed;right:22px;bottom:24px;z-index:80;width:44px;height:44px;border-radius:50%;border:0;background:var(--primary);color:#fff;box-shadow:var(--shadow)}[data-reveal]{opacity:0;transform:translateY(14px);transition:.5s}[data-reveal].revealed{opacity:1;transform:none}
@media(max-width:1200px){.desktop-nav a{font-size:.78rem;padding-inline:5px}.brand small{display:none}.footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}.footer-grid section:nth-child(n+4){margin-top:10px}}
@media(max-width:1100px){.desktop-nav{display:none}.header-inner{justify-content:space-between}.menu-button{display:block}.hero-grid{gap:34px}.channel-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.home-hero,.page-hero{padding:54px 0}.hero-grid,.editorial-grid,.split-feature,.feature-rows article{grid-template-columns:1fr}.hero-grid{gap:32px}.hero-copy{order:1}.hero-visual{order:2}.split-feature.reverse figure,.feature-rows article:nth-child(even) figure{order:0}.content-grid{grid-template-columns:1fr 1fr}.featured-card{min-height:430px}.media-grid{grid-template-columns:1fr 1fr}.app-preview-grid.six{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid section:first-child{grid-column:1/-1}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:90;background:#fff;border-top:2px solid var(--primary);box-shadow:0 -5px 20px rgba(23,32,51,.09)}.mobile-bottom a{text-align:center;padding:10px 3px;color:var(--text-2);font-size:.76rem}.site-footer{padding-bottom:75px}.back-top{bottom:70px}}
@media(max-width:768px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.section{padding:54px 0}.channel-grid{grid-template-columns:1fr 1fr}.media-grid,.banner-grid{grid-template-columns:1fr}.section-head,.cta-panel{align-items:flex-start;flex-direction:column}.announcement{font-size:.72rem}.feature-visual{padding:7px}.search-dialog{padding:34px 20px 24px}.search-form{flex-direction:column}.search-form .button{width:100%}.hero-notes{gap:9px}.app-preview-grid{grid-template-columns:1fr 1fr}.footer-grid{gap:25px}.page-search{align-items:stretch}}
@media(max-width:600px){h1{font-size:2.2rem}.header-inner{min-height:62px}.brand-logo{width:36px;height:36px}.brand strong{font-size:.96rem}.icon-button{padding:7px 10px}.app-link{display:none}.channel-grid,.content-grid,.editorial-grid .content-grid,.app-preview-grid,.app-preview-grid.six{grid-template-columns:1fr}.channel-card{min-height:auto}.featured-card{min-height:400px}.footer-grid{grid-template-columns:1fr}.footer-grid section:first-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:7px}.actions .button{width:100%}.cta-panel{padding:25px}.mini-visual-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}[data-reveal]{opacity:1;transform:none}}
.service-menu{position:relative}.service-menu summary{list-style:none;cursor:pointer;border:1px solid var(--line-strong);border-radius:var(--radius-pill);background:#fff;color:var(--gold-deep);padding:8px 14px}.service-menu summary::-webkit-details-marker{display:none}.service-panel{position:absolute;right:0;top:48px;width:170px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-hover)}.service-panel a{display:block;padding:8px 10px;border-radius:8px}.service-panel a:hover{background:var(--primary-soft)}
@media(max-width:600px){.service-menu{display:none}}