/* 开云体育原创响应式资讯主题 */
:root{--bg:#f5fbff;--white:#fff;--soft:#eaf7fc;--cyan:#25c8d1;--sky:#25b6e8;--blue:#1787db;--navy:#174b78;--ink:#173b60;--body:#2d4359;--muted:#687f93;--line:#dcebf3;--footer:#123653;--r:18px;--shadow:0 12px 34px rgba(23,75,120,.065)}
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40px}.drawer.open{transform:translateX(0);visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}.drawer-close{font-size:30px;background:none;border:0;color:var(--ink);line-height:1}.drawer-group{padding:18px 0 14px;border-bottom:1px solid var(--line)}.drawer-group strong{display:block;color:#0b99c0;font-size:13px;letter-spacing:.08em;margin-bottom:6px}.drawer-group a{display:block;padding:9px 0;color:var(--ink);font-weight:600}.hero{background:linear-gradient(135deg,#ecfbff 0%,#fff 57%,#def3fb 100%);border:1px solid #d5eaf4;border-radius:26px;display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center;padding:clamp(24px,4vw,54px);margin-top:30px;overflow:hidden}.hero h1{max-width:630px}.hero .eyebrow{font-size:13px}.hero-content 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@media(max-width:1050px){.desktop-nav{gap:10px}.desktop-nav a{font-size:13px}.header-inner{gap:18px}}
@media(max-width:980px){.site-header{height:60px}.header-inner{justify-content:space-between;gap:12px}.menu-toggle{display:flex}.desktop-nav{display:none}.header-entry{height:40px;padding:0 13px;font-size:13px}.brand-logo{height:29px;max-width:142px}.brand-fallback{font-size:20px}.header-inner>.brand{position:absolute;left:50%;transform:translateX(-50%)}.article-layout{grid-template-columns:1fr}.sidebar{display:none}.mobile-bottom{position:fixed;bottom:0;left:0;right:0;height:61px;background:#fff;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);z-index:70;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;flex-direction:column;gap:0;align-items:center;justify-content:center;color:#577b92;font-size:22px;line-height:1.18}.mobile-bottom a span{font-size:11px;font-weight:700}.mobile-bottom a[aria-current=page]{color:#079fbd}.site-footer{margin-bottom:60px}.back-top{bottom:77px}}
@media(max-width:700px){.container{width:calc(100% - 32px)}.section{margin-block:29px}.hero{grid-template-columns:1fr;padding:23px 20px;gap:18px;border-radius:20px}.hero .hero-media{grid-row:1;height:195px}.hero h1{font-size:29px}.lead{font-size:15.5px}.section-grid,.editor-list,.split-feature,.topic-row,.image-pair,.steps,.related-links,.footer-grid{grid-template-columns:1fr}.feature-card{padding:21px}.article-heading{padding-top:29px}.article-heading h1{font-size:27px}.article-body h2{font-size:21px}.article-body h3{font-size:18px}.article-body p{font-size:15.5px}.panel{padding:21px}.media{height:185px}.image-pair .media{height:160px}.footer-grid{gap:25px}.footer-bottom{flex-wrap:wrap;gap:8px}.comparison{font-size:13px}.comparison th,.comparison td{padding:10px 8px}.hero-actions{gap:13px}.hero-actions a{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}