:root{--red:#C90000;--red-dark:#A80000;--text:#1F2329;--muted:#5D6673;--soft:#8A93A0;--line:rgba(201,0,0,.12);--bg:#FFFFFF;--sub:#F6F7F9;--sub2:#F1F3F6;--foot:#11151C;--shadow:0 12px 30px rgba(18,28,45,.08)}
*{box-sizing:border-box}html,body{margin:0;max-width:100%;overflow-x:hidden}body{font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);font-size:17px;line-height:1.8}a{color:inherit}a:focus-visible,button:focus-visible{outline:2px solid var(--red);outline-offset:3px}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(201,0,0,.08);backdrop-filter:blur(10px)}.header-inner{max-width:1280px;min-height:74px;margin:0 auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}.site-logo,.drawer-logo,.footer-logo{display:block;text-decoration:none}.site-logo{flex:0 0 160px}.logo-media{width:160px;height:48px;border-radius:10px}.logo-media img{object-fit:contain}.nav-core{display:flex;align-items:center;justify-content:center;gap:18px;white-space:nowrap;flex-wrap:nowrap;min-width:0}.nav-core a{color:#1F2329;padding:10px 4px;position:relative;font-weight:700;text-decoration:none}.nav-core a:hover,.nav-core a.active{color:#C90000}.nav-core a.active::after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:3px;border-radius:999px;background:#C90000}.header-reg-btn{height:44px;min-width:88px;padding:0 22px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#FFF;border-radius:999px;text-decoration:none;font-weight:700;white-space:nowrap;box-shadow:0 8px 18px rgba(201,0,0,.18)}.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0}.menu-toggle span{width:19px;height:2px;background:var(--text);border-radius:9px}.site-shell{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:224px minmax(0,1fr);gap:34px;padding:34px 22px 0}.desktop-channel{min-width:0}.channel-box{position:sticky;top:102px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.channel-box h2{font-size:14px;color:var(--soft);letter-spacing:.08em;margin:16px 8px 8px}.channel-box h2:first-child{margin-top:0}.channel-box a{display:block;padding:8px 10px;border-radius:9px;text-decoration:none;font-size:15px;color:var(--muted)}.channel-box a:hover{background:#fff4f4;color:var(--red)}.site-main{min-width:0}.page-hero{padding:46px 0 26px}.page-hero .eyebrow{display:inline-flex;padding:5px 10px;border-radius:999px;background:#fff1f1;color:var(--red);font-weight:700;font-size:14px}.page-hero h1{font-size:clamp(38px,5vw,56px);line-height:1.12;letter-spacing:-.03em;margin:16px 0 14px}.page-hero p{max-width:840px;color:var(--muted);font-size:19px;margin:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.btn-primary,.btn-soft{min-height:44px;padding:9px 20px;border-radius:999px;text-decoration:none;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.btn-primary{background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#fff}.btn-soft{background:#F6F7F9;color:#1F2329;border:1px solid #E7EAF0}.section{padding:68px 0}.section.alt{background:var(--sub);margin-left:calc((100vw - min(100vw,1280px))/2*-1);margin-right:calc((100vw - min(100vw,1280px))/2*-1);padding-left:max(22px,calc((100vw - 1280px)/2 + 258px));padding-right:max(22px,calc((100vw - 1280px)/2))}.section h2{font-size:clamp(28px,3vw,36px);line-height:1.2;margin:0 0 18px}.section h3{font-size:22px;line-height:1.35;margin:0 0 8px}.section p{margin:0 0 15px;color:var(--muted)}.section-lead{max-width:840px}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:#fff;border:1px solid #ECEFF3;border-radius:18px;padding:22px;box-shadow:0 8px 24px rgba(18,28,45,.06);transition:transform .2s ease,border-color .2s ease}.card:hover{transform:translateY(-3px);border-color:var(--line)}.card p:last-child{margin-bottom:0}.card-link{color:var(--red);font-weight:700;text-decoration:none}.tag{display:inline-block;font-size:13px;color:var(--red);font-weight:700;margin-bottom:8px}.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:32px;align-items:center}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#F7F8FA}.media>img{position:absolute;inset:0;width:100%;height:100%;max-width:100%;object-fit:contain;object-position:center center;display:block}.media-ph{width:100%;height:100%;background:linear-gradient(160deg,#F1F3F6,#FFFFFF)}.media-card{aspect-ratio:16/10;max-height:210px}.media-block{aspect-ratio:16/10;max-height:300px}.media-banner{aspect-ratio:16/6;min-height:260px;max-height:360px}.media-app{aspect-ratio:9/16;max-width:280px;max-height:460px;margin:0 auto}.hero-carousel{position:relative;margin-top:12px;border-radius:22px;overflow:hidden;background:#F7F8FA;box-shadow:var(--shadow)}.hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .35s ease}.hero-slide.is-active{position:relative;opacity:1;visibility:visible;pointer-events:auto}.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.92);font-size:24px;cursor:pointer;box-shadow:0 6px 18px rgba(18,28,45,.12)}.carousel-arrow.prev{left:14px}.carousel-arrow.next{right:14px}.hero-dots{position:absolute;left:0;right:0;bottom:12px;z-index:4;display:flex;justify-content:center;gap:7px}.hero-dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:rgba(31,35,41,.28)}.hero-dot[aria-current="true"]{background:var(--red)}.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric{padding:20px;border:1px solid #ECEFF3;background:#fff;border-radius:16px}.metric strong{display:block;color:var(--red);font-size:18px;margin-bottom:4px}.article{max-width:860px}.article h2{margin-top:42px}.article ul{padding-left:1.2em;color:var(--muted)}.article li{margin:8px 0}.quote-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.quote{border-left:3px solid var(--red);padding:18px 20px;background:#fff;border-radius:0 14px 14px 0;box-shadow:0 8px 24px rgba(18,28,45,.05);color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-item{border:1px solid #E7EAF0;border-radius:14px;background:#fff;overflow:hidden}.faq-question{width:100%;border:0;background:#fff;text-align:left;padding:18px 20px;font:inherit;font-weight:700;color:var(--text);cursor:pointer}.faq-question::after{content:"＋";float:right;color:var(--red)}.faq-question[aria-expanded="true"]::after{content:"－"}.faq-answer{padding:0 20px 18px;transition:max-height .25s ease;color:var(--muted)}.related{display:flex;gap:10px;flex-wrap:wrap}.related a{padding:8px 13px;border-radius:999px;background:#F6F7F9;text-decoration:none;font-weight:700;font-size:14px}.notice{padding:20px;border-radius:16px;background:#fff7f7;border:1px solid var(--line);color:var(--muted)}.site-footer{margin-top:78px;background:#11151C;color:#E7ECF3;border-top:1px solid rgba(255,255,255,.08)}.footer-grid{max-width:1280px;margin:0 auto;padding:56px 22px 36px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:34px}.footer-grid h2{font-size:15px;margin:0 0 12px;color:#fff}.footer-grid a{display:block;color:#C9D0DA;text-decoration:none;margin:7px 0;font-size:14px}.footer-grid a:hover{color:#fff}.footer-brand p{max-width:320px;color:#AEB8C6;font-size:14px}.footer-logo{width:160px;margin-bottom:16px}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 22px 24px;text-align:center}.footer-bottom p{margin:0;color:#AEB8C6;font-size:13px}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{visibility:hidden;pointer-events:none}.drawer-mask{position:fixed;inset:0;z-index:10000;background:rgba(17,21,28,.55);opacity:0;transition:opacity .22s ease}.drawer-mask.is-open{visibility:visible;pointer-events:auto;opacity:1}.mobile-drawer{position:fixed;left:0;top:0;bottom:0;z-index:10001;width:min(84vw,320px);background:#fff;transform:translateX(-105%);transition:transform .25s ease;overflow-y:auto;box-shadow:14px 0 36px rgba(18,28,45,.18)}.mobile-drawer.is-open{visibility:visible;pointer-events:auto;transform:translateX(0)}.drawer-open{overflow:hidden}.drawer-head{min-height:72px;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid #ECEFF3}.drawer-logo{width:140px}.drawer-close{width:42px;height:42px;border:0;background:#F6F7F9;border-radius:12px;font-size:26px}.drawer-nav{padding:8px 16px 24px}.drawer-nav h2{font-size:13px;color:var(--soft);margin:18px 8px 6px}.drawer-nav a{display:block;padding:11px 8px;border-bottom:1px solid #F0F1F3;text-decoration:none;color:var(--text)}
@media(max-width:1179px){.site-shell{grid-template-columns:1fr}.desktop-channel{display:none}.section.alt{margin-left:-22px;margin-right:-22px;padding-left:22px;padding-right:22px}.nav-core{gap:13px}.header-inner{gap:14px}.site-logo{flex-basis:148px}.logo-media{width:148px}}
@media(max-width:860px){.nav-core{display:none}.menu-toggle{display:flex}.header-inner{display:grid;grid-template-columns:88px 1fr 88px;gap:8px;padding:0 14px}.site-logo{justify-self:center;width:140px;max-width:100%;flex-basis:auto}.site-logo .logo-media{width:140px;height:44px}.header-reg-btn{min-width:80px;padding:0 16px;justify-self:end}.site-shell{padding:26px 18px 0}.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}.metric-row{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9998;height:58px;background:rgba(255,255,255,.97);border-top:1px solid #E8EBEF;display:grid;grid-template-columns:repeat(4,1fr);align-items:center;text-align:center}.mobile-bottom a{text-decoration:none;font-weight:700;font-size:14px;color:var(--text)}body{padding-bottom:58px}}
@media(max-width:767px){body{font-size:16px}.page-hero{padding:36px 0 18px}.page-hero h1{font-size:clamp(30px,10vw,38px)}.page-hero p{font-size:17px}.section{padding:52px 0}.section.alt{margin-left:-18px;margin-right:-18px;padding-left:18px;padding-right:18px}.grid-2,.grid-3,.grid-4,.quote-grid{grid-template-columns:1fr}.metric-row{grid-template-columns:1fr}.media-banner{min-height:150px;max-height:210px}.media-card{max-height:160px}.media-block{max-height:200px}.media-app{max-width:200px;max-height:340px}.footer-grid{grid-template-columns:1fr;padding-top:44px}.carousel-arrow{width:36px;height:36px;font-size:20px}.card{padding:19px}.section h2{font-size:26px}.section h3{font-size:20px}}
@media(max-width:430px){.header-inner{grid-template-columns:76px minmax(0,1fr) 76px;padding:0 10px}.site-logo{width:126px}.site-logo .logo-media{width:126px;height:42px}.header-reg-btn{min-width:72px;height:40px;padding:0 13px}.menu-toggle{width:40px;height:40px}.site-shell{padding-left:14px;padding-right:14px}.section.alt{margin-left:-14px;margin-right:-14px;padding-left:14px;padding-right:14px}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.btn-primary,.btn-soft{padding-left:12px;padding-right:12px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.card:hover{transform:none}}
img,.media,.card,.grid>*{max-width:100%}