/* 开云体育 · 独立响应式样式 */
:root{--bg:#f5fbff;--white:#fff;--mist:#eaf7fc;--light:#dff5fb;--cyan:#25c8d1;--sky:#25b6e8;--blue:#1787db;--deep:#174b78;--title:#173b60;--text:#2d4359;--muted:#687f93;--line:#dcebf3;--footer:#123653;--shadow:0 16px 45px rgba(23,75,120,.07);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg)}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;min-width:320px;line-height:1.8}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{max-width:100%}.container{width:min(100% - 48px,1160px);margin-inline:auto}.skip-link{position:absolute;top:-100px;left:12px;z-index:100;background:#fff;padding:8px}.skip-link:focus{top:8px}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{min-height:72px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;flex-shrink:0;color:var(--title);font-weight:800;white-space:nowrap}.brand img{display:block;max-width:175px;max-height:42px;width:auto;height:auto;object-fit:contain}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(125deg,var(--cyan),var(--blue));color:white;font-size:27px;font-style:italic;margin-right:9px}.brand-name{font-size:19px;letter-spacing:.04em;line-height:1.18}.brand-name small{display:block;font-size:9px;letter-spacing:.17em;color:var(--blue)}.desktop-nav{display:flex;align-items:center;gap:20px;margin:auto;white-space:nowrap}.desktop-nav a{font-size:14px;font-weight:700;color:var(--deep);position:relative;padding:23px 0}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--blue)}.desktop-nav a[aria-current=page]::after{content:"";position:absolute;bottom:13px;height:3px;border-radius:4px;left:0;right:0;background:var(--cyan)}.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:82px;height:42px;padding:0 20px;border-radius:999px;background:linear-gradient(110deg,#25c8d1,#25b6e8,#1787db);color:#fff;font-weight:700;text-decoration:none;white-space:nowrap;box-shadow:0 8px 24px rgba(37,182,232,.18)}.main-btn:hover{filter:brightness(.96)}.menu-toggle{display:none;border:0;background:none;width:42px;height:42px;align-items:center;justify-content:center;flex-direction:column;gap:5px}.menu-toggle span{width:21px;height:2px;background:var(--title);border-radius:5px}.drawer-overlay{position:fixed;inset:0;background:rgba(9,34,57,.55);z-index:50;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.drawer{position:fixed;z-index:51;top:0;left:0;bottom:0;width:min(86vw,340px);overflow-y:auto;background:#fff;box-shadow:var(--shadow);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .25s,visibility .25s;padding:20px}.menu-open .drawer-overlay{opacity:1;visibility:visible;pointer-events:auto}.menu-open .drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;color:var(--title);font-size:19px}.drawer-close{border:0;background:var(--mist);color:var(--deep);border-radius:9px;width:38px;height:38px}.drawer-intro{font-size:13px;color:var(--muted)}.drawer-group{border-top:1px solid var(--line);padding:15px 0;display:flex;flex-direction:column;gap:5px}.drawer-group span{color:var(--blue);font-weight:700;font-size:12px}.drawer-group a{padding:5px 0;font-size:15px}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:.14em;color:#087da7;text-transform:uppercase}.eyebrow::before{content:"";width:24px;height:3px;background:var(--cyan);border-radius:8px}h1,h2,h3{color:var(--title);line-height:1.4;margin:0 0 16px}h1{font-size:clamp(30px,3.4vw,40px);letter-spacing:-.025em}h2{font-size:clamp(22px,2.4vw,26px)}h3{font-size:19px}p{margin:0 0 16px}.lead{font-size:17px;color:#3c5b71;max-width:730px}.section{padding:42px 0}.section-tight{padding:22px 0 42px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:24px}.section-head p{margin:0;color:var(--muted)}.section-head a{color:var(--blue);font-weight:700}.hero{background:radial-gradient(circle at 75% 25%,#dff8ff 0%,transparent 35%),linear-gradient(140deg,#fff,#eaf7fc);border-bottom:1px solid var(--line)}.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center;padding:52px 0}.hero h1{margin-top:14px}.hero .lead{max-width:550px}.hero-note{display:flex;gap:13px;flex-wrap:wrap;color:var(--deep);font-size:12px;font-weight:700;margin-top:25px}.hero-note span{border:1px solid #d5e9f4;padding:5px 13px;border-radius:99px;background:#fff}.hero-actions{display:flex;gap:14px;align-items:center;margin-top:22px;flex-wrap:wrap}.text-link{color:var(--blue);font-weight:800}.media{display:flex;align-items:center;justify-content:center;width:100%;overflow:hidden;border-radius:16px;background:var(--mist);border:1px solid var(--line)}.media img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;object-position:center}.media-hero{height:315px;background:linear-gradient(130deg,#e3f9fe,#c6e9f7)}.media-article{height:245px}.media-card{height:170px}.media-small{height:135px}.media-portrait{height:300px;max-width:370px}.media-fallback{width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px;text-align:center;padding:20px;color:#577f9f;font-size:13px;background:radial-gradient(circle at 40% 0%,#fff 0,transparent 54%),linear-gradient(140deg,#e4f8ff,#cde9f6)}.fallback-art{position:relative;display:block;width:104px;height:84px;border:2px solid rgba(23,135,219,.25);border-radius:18px;transform:rotate(-6deg);background:linear-gradient(135deg,rgba(37,200,209,.25),rgba(23,135,219,.16))}.fallback-art::before{content:"";position:absolute;inset:22px 29px;border:2px solid rgba(23,135,219,.4);border-radius:50%}.fallback-art::after{content:"";position:absolute;width:80px;height:2px;background:rgba(23,135,219,.35);transform:rotate(-45deg);left:12px;top:42px}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{background:white;border:1px solid var(--line);border-radius:17px;overflow:hidden;box-shadow:0 8px 28px rgba(23,75,120,.035)}.card-body{padding:22px}.card .kicker{display:block;font-size:12px;letter-spacing:.06em;font-weight:800;color:var(--blue);margin-bottom:6px}.card h3{margin-bottom:9px}.card p{font-size:14px;color:var(--muted)}.card a.readmore{color:var(--blue);font-size:14px;font-weight:800}.feature-band{background:#eaf7fc;border-block:1px solid var(--line)}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.feature-row.reverse .media{order:2}.feature-row .copy{max-width:545px}.bullet-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.bullet-strip span{padding:5px 13px;border:1px solid var(--line);background:#fff;border-radius:6px;font-weight:700;font-size:12px;color:var(--deep)}.index-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.index-tile{padding:25px 20px;min-height:156px;background:white;border:1px solid var(--line);border-radius:14px;transition:transform .2s,border-color .2s}.index-tile:hover{transform:translateY(-3px);border-color:var(--cyan)}.index-tile .number{display:block;color:var(--cyan);font-weight:800;font-size:12px;margin-bottom:18px}.index-tile h3{font-size:18px;margin:0 0 7px}.index-tile p{font-size:13px;color:var(--muted);margin:0}.page-banner{padding:46px 0 34px;background:linear-gradient(125deg,#fff,#eaf7fc);border-bottom:1px solid var(--line)}.page-banner .lead{max-width:800px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px}.breadcrumb a{color:var(--blue)}.page-shell{display:grid;grid-template-columns:minmax(0,800px) minmax(220px,1fr);align-items:start;gap:54px;padding:40px 0 65px}.article{min-width:0}.article h2{margin:33px 0 15px}.article h2:first-child{margin-top:0}.article p,.article li{font-size:16px;line-height:1.85}.article ul,.article ol{padding-left:22px}.article li{margin-bottom:8px}.article blockquote{margin:24px 0;padding:20px 23px;border-left:4px solid var(--cyan);background:var(--mist);color:var(--deep);font-size:17px;font-weight:700}.article .media{margin:22px 0}.aside-panel{background:white;border:1px solid var(--line);border-radius:16px;padding:23px;position:sticky;top:100px}.aside-panel h3{font-size:17px}.aside-panel a{display:block;border-top:1px solid var(--line);padding:13px 0;font-size:14px;color:var(--deep)}.aside-panel a:hover{color:var(--blue)}.info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin:24px 0}.info-box{padding:22px;background:#fff;border:1px solid var(--line);border-radius:12px}.info-box h3{font-size:18px}.info-box p{font-size:14px;color:var(--muted);margin:0}.compare-table{width:100%;border-collapse:collapse;margin:20px 0 26px;font-size:14px;background:#fff}.compare-table th,.compare-table td{text-align:left;border:1px solid var(--line);padding:12px 14px;vertical-align:top}.compare-table th{background:#eaf7fc;color:var(--deep)}.timeline{counter-reset:step;list-style:none!important;padding:0!important}.timeline li{position:relative;padding:16px 20px 17px 58px;background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:12px}.timeline li:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:17px;top:16px;color:var(--blue);font-weight:900;font-size:15px}.quote-panel{background:#dff5fb;border-radius:16px;padding:30px;color:var(--deep)}.quote-panel strong{display:block;font-size:19px;margin-bottom:10px}.chapter-label{font-weight:800;font-size:12px;color:var(--blue);letter-spacing:.1em}.related{margin-top:45px;padding-top:30px;border-top:1px solid var(--line)}.related h2{font-size:21px}.link-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.link-grid a{display:flex;justify-content:space-between;gap:12px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:10px;color:var(--deep);font-weight:700;font-size:14px}.link-grid a:hover{border-color:var(--cyan)}.link-grid span{color:var(--blue)}.tag-cloud{display:flex;gap:9px;flex-wrap:wrap}.tag-cloud a{padding:7px 12px;background:#fff;border:1px solid var(--line);border-radius:50px;font-size:13px;color:var(--deep)}.story-list{display:grid;gap:12px}.story-list a{display:grid;grid-template-columns:48px 1fr auto;gap:12px;align-items:center;padding:18px 20px;background:#fff;border-radius:12px;border:1px solid var(--line)}.story-list b{color:var(--cyan)}.story-list span{font-weight:700;color:var(--title)}.story-list em{font-style:normal;color:var(--blue)}details.faq{border-bottom:1px solid var(--line);background:#fff;padding:16px 21px}details.faq:first-of-type{border-radius:12px 12px 0 0}details.faq:last-of-type{border-radius:0 0 12px 12px}details.faq summary{cursor:pointer;font-weight:800;color:var(--title)}details.faq p{margin:13px 0 0;font-size:14px}.notice{padding:19px 22px;border:1px solid #b6e7f0;background:#eafaff;border-radius:12px;color:var(--deep);font-size:14px}.footer{background:var(--footer);color:#eaf7ff;margin-top:35px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:70px;padding:50px 0 35px}.footer-brand{font-size:24px;font-weight:900}.footer-brand small{display:block;font-size:10px;letter-spacing:.2em;color:#82dfec}.footer p{font-size:13px;color:#bad7e9;margin-top:13px;max-width:440px}.footer nav{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.footer nav strong{font-size:15px;margin-bottom:5px}.footer nav a{font-size:13px;color:#bad7e9}.footer nav a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:15px;border-top:1px solid rgba(255,255,255,.14);padding:16px 0 20px;font-size:12px;color:#b9d2e4}.mobile-bottom{display:none}.back-top{position:fixed;bottom:25px;right:24px;background:var(--deep);color:#fff;border:0;border-radius:50%;width:43px;height:43px;z-index:20;opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s}.back-top.visible{opacity:1;pointer-events:auto;transform:none}
@media(max-width:1090px){.desktop-nav{gap:12px}.desktop-nav a{font-size:12px}.header-inner{gap:14px}.brand-name{font-size:17px}}
@media(max-width:980px){.desktop-nav{display:none}.menu-toggle{display:flex}.header-inner{justify-content:space-between;min-height:60px}.brand{position:absolute;left:50%;transform:translateX(-50%)}.brand img{max-height:30px;max-width:140px}.brand-mark{width:30px;height:30px;font-size:20px;border-radius:8px}.brand-name{font-size:15px}.brand-name small{font-size:7px}.header-cta{margin-left:auto;min-height:40px;height:40px;padding:0 13px;font-size:13px}.header-cta span{display:none}.page-shell{grid-template-columns:1fr;gap:24px}.aside-panel{position:static}.card-grid{grid-template-columns:repeat(2,1fr)}.index-tiles{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.container{width:min(100% - 32px,1160px)}.header-inner{min-height:60px}.hero-inner{grid-template-columns:1fr;gap:22px;padding:32px 0 38px}.hero-inner .media{grid-row:1}.hero h1{font-size:29px}.lead{font-size:15px}.media-hero{height:210px}.media-article{height:180px}.media-card{height:150px}.media-portrait{height:240px}.section{padding:29px 0}.section-tight{padding:12px 0 28px}.card-grid,.feature-row{grid-template-columns:1fr}.feature-row.reverse .media{order:0}.feature-row{gap:19px}.index-tiles{grid-template-columns:repeat(2,1fr);gap:10px}.index-tile{padding:17px 14px;min-height:150px}.index-tile h3{font-size:16px}.page-banner{padding:29px 0}.page-banner h1{font-size:27px}.page-shell{padding:25px 0 43px}.article p,.article li{font-size:15px}.article h2{font-size:21px}.article h3{font-size:17px}.info-grid,.link-grid{grid-template-columns:1fr}.section-head{align-items:start}.section-head p{font-size:13px}.footer{margin-top:14px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px;padding:34px 0 23px}.footer-grid>div{grid-column:1/-1}.footer-bottom{display:block;padding-bottom:87px}.footer-bottom span{display:block}.mobile-bottom{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:39;height:65px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);align-items:center;justify-content:space-around;box-shadow:0 -6px 18px rgba(23,75,120,.05)}.mobile-bottom a{flex:1;display:flex;flex-direction:column;align-items:center;color:var(--muted);font-size:19px;line-height:1.25}.mobile-bottom a span{font-size:11px}.mobile-bottom a[aria-current=page]{color:var(--blue)}.back-top{bottom:79px;right:15px}.compare-table{display:block;overflow-x:auto;white-space:normal}.compare-table th,.compare-table td{min-width:105px;padding:9px;font-size:13px}.story-list a{grid-template-columns:30px 1fr 15px;padding:14px}.hero-note{gap:6px}.hero-note span{font-size:11px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}