*{box-sizing:border-box}
html,body{margin:0;max-width:100%;overflow-x:hidden;background:#FFFFFF;color:#1F2329}
body{font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.82}
a{color:inherit}img,.media,.card,.grid>*{max-width:100%}button,input,textarea,select{font:inherit}
a:focus-visible,button:focus-visible{outline:2px solid #C90000;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:inline-flex;align-items:center;justify-content:center;text-decoration:none}
.site-logo img,.drawer-logo img,.footer-logo img{display:block;height:48px;width:auto;max-width:160px;object-fit:contain}
.logo-ph{display:block;width:146px;height:44px;border-radius:12px;background:linear-gradient(160deg,#F1F3F6,#FFFFFF);border:1px solid rgba(201,0,0,.12)}
.nav-core{display:flex;align-items:center;gap:18px;white-space:nowrap;flex-wrap:nowrap}
.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:#FFFFFF;border-radius:999px;text-decoration:none;font-weight:700;white-space:nowrap}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid rgba(201,0,0,.12);border-radius:12px;background:#FFFFFF;padding:10px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:#1F2329;margin:4px 0;border-radius:9px}
.site-shell{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:230px minmax(0,1fr);gap:34px;padding:26px 22px 0}
.desktop-sidebar{position:relative}.desktop-sidebar nav{position:sticky;top:98px;background:#FFFFFF;border:1px solid rgba(201,0,0,.12);border-radius:18px;padding:16px;box-shadow:0 12px 30px rgba(18,28,45,.06);max-height:calc(100vh - 118px);overflow:auto}
.desktop-sidebar strong{display:block;color:#8A93A0;font-size:13px;letter-spacing:.08em;padding:12px 10px 5px}
.desktop-sidebar a{display:block;text-decoration:none;padding:8px 10px;border-radius:10px;color:#5D6673;font-weight:600}
.desktop-sidebar a:hover,.desktop-sidebar a.active{color:#C90000;background:#FFF4F4}
.site-main{min-width:0;padding-bottom:90px}
.hero{padding:72px 0 56px}.hero.compact{padding-top:54px}.eyebrow{display:inline-flex;align-items:center;color:#C90000;font-weight:800;font-size:14px;letter-spacing:.06em}
h1,h2,h3{line-height:1.25;margin-top:0;color:#1F2329}h1{font-size:clamp(42px,5vw,56px);margin:14px 0 18px}h2{font-size:clamp(28px,3vw,36px);margin-bottom:16px}h3{font-size:22px;margin-bottom:10px}
.lead{font-size:19px;color:#5D6673;max-width:850px;margin:0}.hero-actions,.link-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn-primary,.btn-secondary,.text-link{display:inline-flex;min-height:44px;align-items:center;justify-content:center;text-decoration:none;font-weight:800}
.btn-primary{padding:0 22px;border-radius:999px;background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#FFFFFF}
.btn-secondary{padding:0 20px;border-radius:999px;border:1px solid rgba(201,0,0,.18);color:#C90000;background:#FFFFFF}.text-link{color:#C90000}
.section{padding:76px 0}.section.alt{background:#F6F7F9;border-radius:24px;padding-left:28px;padding-right:28px}.section-head{max-width:820px;margin-bottom:28px}.section-head p,.muted{color:#5D6673}
.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:#FFFFFF;border:1px solid rgba(201,0,0,.10);border-radius:18px;padding:22px;box-shadow:0 12px 30px rgba(18,28,45,.08);transition:transform .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-3px);border-color:rgba(201,0,0,.25)}.card p{margin-bottom:0;color:#5D6673}.card .text-link{margin-top:10px}
.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}
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(280px,.95fr);gap:34px;align-items:center}.split.reverse{grid-template-columns:minmax(280px,.95fr) minmax(0,1.05fr)}.split.reverse .split-media{order:-1}
.reading{max-width:880px}.reading p{font-size:17px;color:#39414B;margin:0 0 18px}.reading ul{padding-left:20px}.reading li{margin:7px 0;color:#39414B}
.pill-list{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.pill{display:inline-flex;padding:7px 12px;border-radius:999px;background:#FFF4F4;color:#C90000;font-size:14px;font-weight:700}
.notice{border-left:4px solid #C90000;background:#FFF7F7;border-radius:0 16px 16px 0;padding:18px 20px;color:#5D6673}.quote{background:#FFFFFF;border:1px solid #E9EDF2;border-radius:16px;padding:20px;color:#46505C}
.faq-list{display:grid;gap:12px}.faq-item{border:1px solid #E3E8EE;border-radius:14px;background:#FFFFFF;overflow:hidden}.faq-question{width:100%;border:0;background:#FFFFFF;color:#1F2329;text-align:left;font-weight:800;padding:18px 20px;cursor:pointer}.faq-answer{padding:0 20px 18px;color:#5D6673}.faq-answer p{margin:0}
.related{display:flex;gap:12px;flex-wrap:wrap}.related a{padding:9px 14px;border-radius:999px;background:#F6F7F9;text-decoration:none;color:#5D6673;font-weight:700}.related a:hover{color:#C90000}
.slider{position:relative;border-radius:20px;overflow:hidden;background:#F7F8FA}.slider .slide{display:block}.slider.enhanced .slide{display:none}.slider.enhanced .slide.active{display:block}.slider .media{border-radius:0}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.65);background:rgba(17,21,28,.56);color:#FFFFFF;font-size:28px;line-height:1;cursor:pointer}
.slider-prev{left:16px}.slider-next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px;z-index:5}.slider-dot{width:11px;height:11px;border-radius:50%;border:1px solid rgba(255,255,255,.9);background:rgba(17,21,28,.32);padding:0;cursor:pointer}.slider-dot.active{background:#FFFFFF}
.mobile-drawer{position:fixed;left:0;top:0;bottom:0;width:min(84vw,320px);z-index:10001;background:#FFFFFF;transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease;box-shadow:0 20px 60px rgba(17,21,28,.28);overflow:auto}
.mobile-drawer.open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-overlay{position:fixed;inset:0;z-index:10000;background:rgba(17,21,28,.55);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.drawer-overlay.open{opacity:1;visibility:visible;pointer-events:auto}.drawer-open{overflow:hidden}
.drawer-head{min-height:72px;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #EDF0F3}.drawer-close{width:42px;height:42px;border:0;border-radius:12px;background:#F6F7F9;color:#1F2329;font-size:28px;cursor:pointer}.drawer-nav{padding:10px 14px 24px}.drawer-nav strong{display:block;color:#8A93A0;font-size:13px;padding:14px 10px 5px}.drawer-nav a{display:block;text-decoration:none;padding:10px;border-bottom:1px solid #F0F2F5;color:#46505C}.drawer-nav a.active{color:#C90000;border-left:3px solid #C90000;padding-left:9px}
.site-footer{background:#11151C;color:#E7ECF3;border-top:1px solid rgba(255,255,255,.08)}.footer-grid{max-width:1280px;margin:0 auto;padding:54px 22px 34px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}.footer-logo{justify-content:flex-start}.footer-brand p{color:#AEB7C4;max-width:360px}.site-footer h2{font-size:17px;color:#FFFFFF;margin-bottom:12px}.site-footer nav a{display:block;color:#C5CDD7;text-decoration:none;padding:4px 0}.site-footer nav a:hover{color:#FFFFFF}.footer-bottom{max-width:1280px;margin:0 auto;padding:18px 22px 30px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:24px;color:#AEB7C4;font-size:14px}.footer-bottom p{margin:0}.mobile-bottom-nav{display:none}
@media(max-width:1179px){.site-shell{grid-template-columns:1fr;max-width:1040px}.desktop-sidebar{display:none}}
@media(max-width:900px){.header-inner{display:grid;grid-template-columns:44px 1fr auto;gap:12px;min-height:68px;padding:0 14px}.menu-toggle{display:block}.nav-core{display:none}.site-logo{justify-self:center}.site-logo img{height:42px;max-width:142px}.header-reg-btn{min-width:76px;height:42px;padding:0 17px}.section{padding:58px 0}.split,.split.reverse{grid-template-columns:1fr}.split.reverse .split-media{order:0}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-bottom{flex-direction:column}}
@media(max-width:767px){body{font-size:16px;padding-bottom:64px}.site-shell{padding:14px 16px 0}.site-main{padding-bottom:56px}.hero{padding:48px 0 38px}.hero.compact{padding-top:38px}h1{font-size:clamp(30px,9vw,38px)}h2{font-size:clamp(24px,7vw,28px)}h3{font-size:20px}.lead{font-size:17px}.section{padding:50px 0}.section.alt{padding:44px 18px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.card{padding:19px}.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}.slider-arrow{width:40px;height:40px}.footer-grid{grid-template-columns:1fr;padding-bottom:24px}.footer-bottom{padding-bottom:26px}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:9998;height:58px;background:rgba(255,255,255,.98);border-top:1px solid #E5E9EE;display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;text-decoration:none;color:#5D6673;font-weight:800;font-size:14px}.mobile-bottom-nav a:hover{color:#C90000}}
@media(max-width:390px){.header-inner{grid-template-columns:42px 1fr auto;padding:0 10px;gap:8px}.menu-toggle{width:42px;height:42px}.site-logo img{max-width:126px;height:40px}.logo-ph{width:118px;height:38px}.header-reg-btn{min-width:68px;padding:0 14px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.card:hover{transform:none}}