*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#141B22;color:#EEF2F7;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.82;overflow-x:hidden}a{color:inherit}img{max-width:100%}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(20,27,34,.92);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(0,0,0,.22)}.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}.site-logo{display:inline-flex;align-items:center;text-decoration:none;flex:0 0 auto}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-placeholder{display:inline-flex;height:40px;min-width:138px;align-items:center;justify-content:center;border:1px solid rgba(244,176,0,.14);border-radius:10px;color:#F4B000;background:#1A232D;font-weight:800}.nav-core{display:flex;align-items:center;gap:2px}.nav-core a{color:#F4B000;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a:hover{color:#FFC533;box-shadow:inset 0 -2px 0 #F4B000}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:#F4B000;color:#141B22;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 10px 24px rgba(244,176,0,.18);white-space:nowrap}.main-btn:hover{background:#FFC533}.main-btn.small{min-width:88px;height:38px;padding:0 14px}.menu-btn{display:none;background:transparent;border:1px solid rgba(244,176,0,.35);color:#F4B000;border-radius:10px;width:42px;height:42px;font-size:22px}.channel-bar{background:#1A232D;border-bottom:1px solid rgba(255,255,255,.05)}.channel-scroll{max-width:1180px;margin:0 auto;padding:8px 18px;display:flex;gap:18px;overflow-x:auto}.channel-scroll a{color:#B9C2CF;text-decoration:none;white-space:nowrap;font-size:14px}.channel-scroll a:hover{color:#F4B000}.site-main{min-height:60vh}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.reading{width:min(820px,calc(100% - 36px));margin:0 auto}.section{padding:56px 0}.section.compact{padding:36px 0}.eyebrow{color:#F4B000;font-weight:800;letter-spacing:.08em}h1,h2,h3{color:#F4B000;line-height:1.28;margin-top:0}h1{font-size:clamp(28px,4vw,44px);margin-bottom:18px}h2{font-size:clamp(22px,3vw,30px);margin-bottom:14px}h3{font-size:19px}p{margin:0 0 16px}.muted{color:#B9C2CF}.breadcrumb{font-size:14px;color:#8D98A7;margin-bottom:22px}.breadcrumb a{color:#B9C2CF;text-decoration:none}.grid-3,.grid-4,.grid-2,.link-grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4,.link-grid{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{background:#1A232D;border:1px solid rgba(244,176,0,.14);border-radius:16px;padding:22px;box-shadow:0 14px 36px rgba(0,0,0,.28)}.card a,.text-link{color:#FFC533;text-decoration:none}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#1A232D;aspect-ratio:16/9}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;display:block}.placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#1A232D;color:#8D98A7}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.stack-links{display:grid;gap:10px}.stack-links a,.link-grid a{display:block;background:#1A232D;border:1px solid rgba(244,176,0,.14);border-radius:14px;padding:14px 16px;text-decoration:none}.note{background:#10161C;border-left:3px solid #F4B000;border-radius:12px;padding:18px 20px;color:#D8DEE8}.steps{counter-reset:s;display:grid;gap:14px}.step{counter-increment:s;background:#1A232D;border-radius:14px;padding:18px 20px;border:1px solid rgba(244,176,0,.14)}.step:before{content:counter(s);display:inline-flex;width:30px;height:30px;border-radius:50%;align-items:center;justify-content:center;background:#F4B000;color:#141B22;font-weight:800;margin-right:10px}.hero-slider{position:relative;width:min(1180px,calc(100% - 36px));height:360px;margin:28px auto 0;border-radius:16px;background:#1A232D;overflow:hidden}.hero-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .35s}.hero-slide.is-active{opacity:1;pointer-events:auto}.hero-slide img{width:100%;height:100%;display:block;object-fit:contain}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:42px;height:42px;border-radius:50%;border:1px solid rgba(244,176,0,.35);background:rgba(16,22,28,.85);color:#F4B000;font-size:24px}.slider-prev{left:14px}.slider-next{right:14px}.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:5;display:flex;gap:8px}.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:#8D98A7;padding:0}.slider-dot.is-active{background:#F4B000}.poster{width:min(1100px,calc(100% - 36px));height:220px;margin:0 auto}.app-strip{display:grid;grid-template-columns:1fr 1.2fr;gap:24px;align-items:center;background:#1A232D;border-radius:16px;padding:22px;border:1px solid rgba(244,176,0,.14)}.floating-tools{position:fixed;right:10px;top:42%;transform:translateY(-50%);z-index:9500;width:116px;background:#10161C;border:1px solid rgba(244,176,0,.18);border-radius:14px;padding:10px;display:grid;gap:8px}.floating-tools a,.floating-tools button{font:inherit;text-decoration:none;text-align:center;border:0;border-radius:10px;padding:8px 6px;background:#1A232D;color:#F4B000}.floating-tools .main-btn{background:#F4B000;color:#141B22;padding:0 8px}.site-footer{background:#0B1015;color:#D8DEE8;padding:46px 0 24px;margin-top:50px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}.footer-grid h3{font-size:16px}.footer-grid a{display:block;color:#B9C2CF;text-decoration:none;margin:6px 0}.footer-bottom{width:min(1180px,calc(100% - 36px));margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#8D98A7}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}.faq-item{background:#1A232D;border:1px solid rgba(244,176,0,.14);border-radius:14px;padding:18px;margin-bottom:14px}.faq-item h2{font-size:19px;margin-bottom:8px}@media(max-width:1100px){.floating-tools{display:none}.grid-4,.link-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:980px){.header-inner{min-height:64px}.nav-core{display:none}.menu-btn{display:inline-flex;align-items:center;justify-content:center}.channel-bar{display:none}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#1A232D;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(0,0,0,.36);overflow-y:auto}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(11,16,21,.52);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}body.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:15px;border-bottom:1px solid rgba(255,255,255,.08)}.drawer-close{border:0;background:#222C36;color:#F4B000;width:38px;height:38px;border-radius:10px;font-size:24px}.drawer-group{padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.06)}.drawer-group strong{display:block;color:#F4B000}.drawer-group a{display:block;text-decoration:none;color:#D8DEE8;padding:7px 0}.grid-3{grid-template-columns:1fr 1fr}.grid-4,.link-grid{grid-template-columns:repeat(3,1fr)}.split,.app-strip{grid-template-columns:1fr}.hero-slider{height:270px}.poster{height:190px}}@media(max-width:640px){.header-inner{padding:0 12px;gap:8px}.site-logo img{height:34px;max-width:132px}.logo-placeholder{min-width:116px;height:34px}.main-btn{height:40px;min-width:82px;padding:0 13px;font-size:14px}.section{padding:36px 0}.grid-3,.grid-2{grid-template-columns:1fr}.grid-4,.link-grid{grid-template-columns:repeat(2,1fr);gap:10px}.card{padding:18px}.hero-slider{height:190px;margin-top:18px}.poster{height:145px}.footer-grid{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:90px}.mobile-bottom{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:10000;grid-template-columns:repeat(4,1fr);background:#141B22;border-top:1px solid rgba(244,176,0,.2)}.mobile-bottom a{text-decoration:none;text-align:center;color:#F4B000;padding:12px 4px;font-size:14px}}