*{box-sizing:border-box}html,body{margin:0;max-width:100%;overflow-x:hidden}body{font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;background:#fff;color:#1F2329;font-size:16px;line-height:1.82}a{color:#C90000}a:hover{text-decoration:none}img,.media,.card,.grid>*{max-width:100%}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;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:inline-flex;align-items:center;justify-content:center;min-width:110px;height:44px;padding:0 14px;border-radius:10px;background:#F1F3F6;color:#C90000;font-weight:800}.logo-ph.dark{background:#1c222d;color:#fff}.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:#fff;border-radius:999px;text-decoration:none;font-weight:700;white-space:nowrap;flex:0 0 auto}.menu-toggle{display:none;width:44px;height:44px;border:0;background:#F6F7F9;border-radius:12px;padding:10px;align-items:center;justify-content:center;flex-direction:column;gap:4px}.menu-toggle span{display:block;width:20px;height:2px;background:#1F2329}.site-shell{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:228px minmax(0,1fr);gap:28px;padding:26px 22px 0}.channel-sidebar{position:sticky;top:96px;align-self:start;max-height:calc(100vh - 118px);overflow:auto;background:#fff;border:1px solid rgba(201,0,0,.12);border-radius:18px;padding:16px;box-shadow:0 12px 30px rgba(18,28,45,.05)}.side-group{padding:10px 0;border-bottom:1px solid #EEF0F3}.side-group:last-child{border-bottom:0}.side-group strong{display:block;color:#8A93A0;font-size:13px;margin:0 8px 6px}.side-group a{display:block;padding:7px 9px;border-radius:9px;color:#1F2329;text-decoration:none;font-size:14px}.side-group a:hover,.side-group a.active{color:#C90000;background:#FFF4F4}.site-main{min-width:0;padding-bottom:76px}.page-hero{padding:54px 0 30px}.eyebrow,.section-kicker{display:inline-block;color:#C90000;font-weight:800;font-size:14px;letter-spacing:.05em;margin-bottom:8px}.page-hero h1{font-size:clamp(34px,4.6vw,54px);line-height:1.15;margin:0 0 16px}.page-hero p{max-width:800px;color:#5D6673;font-size:18px;margin:0}.section{padding:72px 0}.section.compact{padding:52px 0}.section.alt{background:#F6F7F9;border-radius:22px;padding-left:28px;padding-right:28px}.section h2{font-size:clamp(26px,3vw,34px);line-height:1.25;margin:0 0 18px}.section h3{font-size:22px;line-height:1.35;margin:0 0 10px}.section p{margin:0 0 16px;color:#46505c}.grid{display:grid;gap:18px}.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 #E9ECF0;border-radius:16px;padding:20px;box-shadow:0 12px 30px rgba(18,28,45,.06);transition:transform .2s ease,border-color .2s ease}.card:hover{transform:translateY(-3px);border-color:rgba(201,0,0,.25)}.card a{font-weight:700;text-decoration:none}.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,#fff)}.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(0,1.1fr) minmax(260px,.9fr);gap:30px;align-items:center}.split.reverse{grid-template-columns:minmax(260px,.9fr) minmax(0,1.1fr)}.split.reverse .media{order:-1}.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.btn-primary,.btn-link{min-height:44px;padding:0 20px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;text-decoration:none}.btn-primary{background:linear-gradient(180deg,#F12B2B 0%,#C90000 55%,#A80000 100%);color:#fff}.btn-link{background:#FFF3F3;color:#C90000;border:1px solid rgba(201,0,0,.12)}.notice{border-left:4px solid #C90000;background:#FFF6F6;border-radius:0 14px 14px 0;padding:18px 20px;color:#46505c}.feedback{background:#fff;border:1px solid #E8EBEF;border-radius:16px;padding:20px}.feedback p{margin:0}.faq-list{display:grid;gap:12px}.faq-item{border:1px solid #E5E8EC;border-radius:14px;background:#fff;overflow:hidden}.faq-question{width:100%;text-align:left;background:#fff;border:0;padding:18px 20px;color:#1F2329;font:inherit;font-weight:800;cursor:pointer;display:flex;justify-content:space-between;gap:16px}.faq-question::after{content:"+";color:#C90000;font-size:22px}.faq-question[aria-expanded="true"]::after{content:"−"}.faq-answer{padding:0 20px 18px;color:#5D6673}.faq-answer p{margin:0}.slider{position:relative;border-radius:20px;overflow:hidden;background:#F7F8FA}.slide{display:none}.slide.active{display:block}.slide .media{border-radius:0}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.7);background:rgba(17,21,28,.42);color:#fff;font-size:24px;cursor:pointer}.slider-prev{left:14px}.slider-next{right:14px}.slider-dots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px}.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.65);padding:0}.slider-dot.active{background:#C90000}.article{max-width:880px}.article p{font-size:17px}.related-links{display:flex;flex-wrap:wrap;gap:10px}.related-links a{background:#F6F7F9;border:1px solid #E8EBEF;border-radius:999px;padding:8px 13px;text-decoration:none;color:#1F2329}.related-links a:hover{color:#C90000}.site-footer{background:#11151C;color:#E7ECF3;border-top:1px solid rgba(255,255,255,.08)}.footer-grid{max-width:1280px;margin:0 auto;padding:48px 22px 34px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.footer-brand p{color:#B9C1CC;margin:16px 0 0;max-width:340px}.site-footer nav{display:grid;align-content:start;gap:10px}.site-footer nav a{color:#E7ECF3;text-decoration:none}.footer-bottom{max-width:1280px;margin:0 auto;padding:22px;border-top:1px solid rgba(255,255,255,.08);color:#AAB4C0;font-size:14px}.footer-bottom p{margin:4px 0}.mobile-bottom-nav{display:none}.mobile-drawer,.drawer-overlay{visibility:hidden;pointer-events:none}.mobile-drawer{position:fixed;z-index:10020;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;transform:translateX(-100%);transition:transform .22s ease,visibility .22s ease;box-shadow:18px 0 40px rgba(18,28,45,.18)}.mobile-drawer.open{visibility:visible;pointer-events:auto;transform:translateX(0)}.drawer-overlay{position:fixed;z-index:10010;inset:0;background:rgba(17,21,28,.55);opacity:0;transition:opacity .22s ease,visibility .22s ease}.drawer-overlay.open{visibility:visible;pointer-events:auto;opacity:1}.drawer-head{height:74px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #E9ECF0}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#F1F3F6;color:#1F2329;font-size:28px}.drawer-scroll{height:calc(100vh - 74px);overflow:auto;padding:12px 16px 28px}.drawer-group{display:grid;border-bottom:1px solid #E9ECF0;padding:12px 0}.drawer-group strong{font-size:13px;color:#8A93A0;padding:5px 8px}.drawer-group a{padding:10px 8px;color:#1F2329;text-decoration:none}.drawer-group a+a{border-top:1px solid #EEF0F3}.drawer-group a:hover,.drawer-group a.active{color:#C90000;border-left:3px solid #C90000;padding-left:10px}.drawer-open{overflow:hidden}@media(max-width:1180px){.site-shell{display:block;max-width:1040px}.channel-sidebar{display:none}}@media(max-width:900px){.nav-core{display:none}.menu-toggle{display:flex}.header-inner{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;padding:0 14px}.menu-toggle{justify-self:start}.site-logo{justify-self:center}.header-reg-btn{justify-self:end}.site-logo img{height:42px;max-width:145px}.split,.split.reverse{grid-template-columns:1fr}.split.reverse .media{order:0}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:767px){body{padding-bottom:66px}.site-shell{padding:14px 16px 0}.header-inner{min-height:64px}.site-logo img{height:38px;max-width:126px}.logo-ph{min-width:96px;height:38px}.header-reg-btn{min-width:74px;height:40px;padding:0 16px}.menu-toggle{width:40px;height:40px}.page-hero{padding:42px 0 22px}.page-hero h1{font-size:clamp(30px,9vw,38px)}.page-hero p{font-size:16px}.section{padding:48px 0}.section.compact{padding:40px 0}.section.alt{padding:40px 18px;border-radius:18px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.card{padding:18px}.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-prev,.slider-next{width:38px;height:38px}.footer-grid{grid-template-columns:1fr;padding:42px 18px 30px}.footer-bottom{padding:20px 18px}.mobile-bottom-nav{position:fixed;z-index:9980;left:0;right:0;bottom:0;height:58px;background:rgba(255,255,255,.98);border-top:1px solid #E2E5E9;display:grid;grid-template-columns:repeat(4,1fr);align-items:center}.mobile-bottom-nav a{text-align:center;color:#1F2329;text-decoration:none;font-weight:700;font-size:14px}}@media(max-width:390px){.header-inner{padding:0 10px;gap:6px}.site-logo img{max-width:112px;height:35px}.header-reg-btn{min-width:68px;padding:0 12px;font-size:14px}.menu-toggle{width:38px;height:38px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}.card:hover{transform:none}}