/* 开云体育 | 无第三方依赖的响应式主题 */
:root{--bg:#f5fbff;--paper:#fff;--muted:#eaf7fc;--tint:#dff5fb;--cyan:#25c8d1;--sky:#25b6e8;--blue:#1787db;--navy:#174b78;--deep:#173b60;--ink:#2d4359;--secondary:#687f93;--line:#dcebf3;--footer:#123653;--shadow:0 15px 35px rgba(25,88,133,.075);--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);font-family:Arial,'PingFang SC','Microsoft YaHei',sans-serif;color:var(--ink);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}a:hover{color:var(--blue)}img{max-width:100%}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,img[role=button]:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}.container{width:min(1160px,calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;top:-100px;left:16px;z-index:2000;background:#fff;padding:12px}.skip-link:focus{top:10px}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40;box-shadow:0 2px 15px rgba(22,78,118,.03)}.header-inner{height:72px;display:flex;align-items:center;gap:26px}.brand{display:inline-flex;align-items:center;justify-content:center;min-width:0;flex-shrink:0}.brand-logo{height:37px;width:auto;max-width:185px;object-fit:contain}.brand-fallback{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:900;color:var(--deep);line-height:1.15;white-space:nowrap}.brand-fallback 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0}.timeline-item{position:relative;margin-bottom:29px}.timeline-item:before{content:'';position:absolute;width:11px;height:11px;border-radius:50%;background:var(--cyan);left:-33px;top:9px;border:3px solid #e5f9fa}.timeline-item small{color:var(--blue);font-weight:800}.timeline-item h3{margin:4px 0 6px}.timeline-item p{margin:0}.data-table{width:100%;border-collapse:collapse;background:white;border-radius:12px;overflow:hidden;border:1px solid var(--line);font-size:15px}.data-table th,.data-table td{border-bottom:1px solid var(--line);padding:13px 16px;text-align:left;vertical-align:top}.data-table th{background:#eaf7fc;color:var(--deep)}.data-table tr:last-child td{border-bottom:0}.table-scroll{width:100%;overflow-x:auto;margin:23px 0}.table-scroll table{min-width:560px}.tag{display:inline-block;border:1px solid #bfe5ef;border-radius:999px;padding:2px 11px;background:#f0fbfd;color:var(--blue);font-size:12px;font-weight:700}.related-wrap{padding:35px 0 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21px;font-size:12px;color:#c0deed;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}.backtop{position:fixed;right:23px;bottom:23px;border:0;border-radius:50%;width:42px;height:42px;background:var(--deep);color:white;z-index:35;box-shadow:var(--shadow)}.backtop[hidden]{display:none}.mobile-tabbar{display:none}.image-dialog{border:none;border-radius:14px;background:#fff;padding:35px 12px 12px;max-width:min(90vw,920px);max-height:90vh;box-shadow:0 25px 90px #0005}.image-dialog::backdrop{background:#071c36bb}.image-dialog img{max-width:100%;max-height:calc(90vh - 62px);object-fit:contain}.image-dialog button{position:absolute;right:9px;top:4px;border:0;background:none;font-size:27px;color:#173b60}.zoomable img{cursor:zoom-in}.faq-list details{border-bottom:1px solid var(--line);padding:13px 4px}.faq-list summary{cursor:pointer;font-weight:700;color:var(--deep)}.faq-list p{margin:10px 0 3px}.faq-list details[open] 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@media(max-width:1120px){.desktop-nav{gap:11px}.desktop-nav a{font-size:13px}.header-inner{gap:16px}.brand-logo{max-width:145px}.brand-fallback{font-size:18px}}
@media(max-width:980px){.site-header{z-index:40}.header-inner{height:60px;justify-content:space-between;position:relative}.desktop-nav{display:none}.menu-toggle{display:block}.header-inner>.brand{position:absolute;left:50%;transform:translateX(-50%)}.brand-logo{height:29px;max-width:145px}.brand-fallback{font-size:17px}.brand-symbol{width:30px;height:30px;font-size:20px}.brand-fallback small{font-size:7px}.header-enter{height:38px;padding:0 14px;font-size:13px}.hero-layout{gap:25px}.hero h1{font-size:35px}.hero-media{height:270px}.hero-media img{max-height:270px}.footer-top{grid-template-columns:1.6fr 1fr 1fr;gap:25px}.footer-col:last-child{grid-column:2 / 4}}
@media(max-width:700px){body{font-size:15px}.container{width:calc(100% - 32px)}.hero{padding:28px 0 29px}.hero-layout{display:flex;flex-direction:column-reverse;align-items:stretch;gap:18px}.hero-media{height:210px;border-radius:15px}.hero-media img{max-height:210px}.hero h1{font-size:29px;line-height:1.35}.hero p{font-size:15px}.hero-stats{gap:7px;margin-top:19px}.hero-stats span{font-size:11px}.section{padding:33px 0}.section-heading{margin-bottom:17px}.section-heading h2{font-size:21px}.section-topline{align-items:flex-start}.topic-grid,.editorial-grid,.split-section,.two-col,.gallery-grid,.related-grid{grid-template-columns:1fr}.two-col{gap:23px}.two-col .media{order:-1}.topic-card{padding:20px}.index-list{grid-template-columns:1fr}.paper-card{padding:21px}.quote-band{padding:23px}.page-intro{padding:28px 0 30px}.page-intro h1{font-size:27px}.page-intro p{font-size:15px}.content-section{padding:28px 0}.article-main h2,h2{font-size:21px}.article-main h3,h3{font-size:18px}.article-main p{line-height:1.82}.poster-media,.story-media{height:185px}.poster-media img,.story-media img{max-height:185px}.feature-media{height:160px}.feature-media img{max-height:160px}.phone-media{height:270px}.phone-media img{max-height:270px}.related-wrap{padding:20px 0 45px}.related-link{min-height:106px}.footer-top{grid-template-columns:repeat(2,1fr);padding:34px 0;gap:20px}.footer-brand{grid-column:1/-1}.footer-col:last-child{grid-column:auto}.footer-bottom{padding-bottom:82px}.mobile-tabbar{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;z-index:39;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -4px 20px #102f4312}.mobile-tabbar a{display:flex;align-items:center;flex-direction:column;justify-content:center;height:56px;color:var(--navy);font-size:22px;line-height:1.1}.mobile-tabbar a span{font-size:11px;font-weight:700;margin-top:4px}.mobile-tabbar a[aria-current=page]{color:var(--blue)}.backtop{bottom:76px;right:15px}.reading-sidebar{grid-template-columns:1fr}.sidebar-card{position:static}.mobile-show{display:block}.hide-mobile{display:none}}
@media(max-width:380px){.header-inner{gap:5px}.header-enter{font-size:12px;padding:0 10px;height:36px}.header-enter span{display:none}.brand-fallback{font-size:15px;gap:5px}.brand-symbol{width:26px;height:26px;font-size:16px}.brand-fallback small{letter-spacing:1px}.hero h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important}}