:root{--bg:#0C100E;--bg-deep:#080A09;--panel:#141A16;--panel-2:#1A2420;--title:#E8F6EE;--text:#CDE3D6;--muted:#8FB3A0;--dim:#6E8F7E;--green:#2A9D5C;--green-hi:#3CB371;--green-deep:#146B3A;--sand:#EFE6D2;--line:rgba(42,157,92,.18);--line-strong:rgba(42,157,92,.45);--shadow:0 12px 28px rgba(8,10,9,.35);--max:1120px;--top:22px;--bar:60px;--tabs:40px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",system-ui,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}img{display:block;max-width:100%}.skip-link{position:fixed;left:16px;top:-80px;z-index:100;background:var(--sand);color:var(--bg-deep);padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.site-header{position:relative;z-index:40}.top-line{position:fixed;inset:0 0 auto 0;height:var(--top);background:var(--bg-deep);border-bottom:1px solid var(--line);z-index:43;font-size:12px;color:var(--green-hi)}.top-line-inner,.main-bar-inner,.tab-inner,.footer-inner,.page-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}.top-line-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.text-button,.drawer-trigger,.icon-button{border:0;background:transparent;cursor:pointer}.text-button{font-size:12px;color:var(--green-hi);min-height:22px;padding:0 6px}.main-bar{position:fixed;top:var(--top);left:0;right:0;height:var(--bar);background:rgba(8,10,9,.98);border-bottom:1px solid var(--line-strong);z-index:42}.main-bar-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{height:28px;width:auto;max-width:150px;object-fit:contain;object-position:center}.brand-text{font-size:16px;font-weight:800;color:var(--title)}.drawer-trigger{justify-self:center;min-width:72px;min-height:44px;border:1px solid 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72px}.page-inner{display:block}.hero,.section-block{margin-bottom:28px}.hero h1,.page-hero h1{font-size:24px;line-height:1.3;color:var(--title);margin:0 0 12px}.hero-lead,.page-hero p{max-width:850px;color:var(--text);margin:0}.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--green-hi);margin:0 0 8px;text-transform:uppercase}.media-slot{width:100%;min-height:120px;background:var(--bg-deep);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.banner-slot{height:260px}.card-media{height:180px}.wide-media{height:200px}.app-media{height:360px;max-width:520px;margin:0 auto}.icon-slot{width:48px;height:48px;min-height:48px;border-radius:12px}.app-mini-head{display:flex;gap:12px;align-items:center;margin-bottom:12px}.app-mini-copy h3{margin:0}.app-mini-copy p{margin:0;color:var(--muted)}.hero-copy{margin-top:18px;padding:22px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,var(--panel),rgba(20,26,22,.76));box-shadow:var(--shadow)}.hero-copy h1{margin-bottom:8px}.hero-copy .brand-kicker{color:var(--green-hi);font-size:13px;margin:0 0 6px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:10px;font-size:14px;font-weight:800;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C}.btn-secondary{background:var(--bg-deep);border:1px solid var(--line-strong);color:var(--title)}.btn:hover,.app-link:hover,.drawer-trigger:hover,.tab-inner a:hover{filter:brightness(1.08)}a:focus-visible,button:focus-visible{outline:2px solid var(--sand);outline-offset:3px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:14px}.section-heading h2,.content-section h2{font-size:20px;color:var(--title);margin:0}.section-heading p{margin:0;color:var(--muted);font-size:13px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow)}.card h3{font-size:16px;color:var(--title);margin:14px 0 8px}.card p{margin:0;color:var(--text)}.card .mini-link{display:inline-flex;margin-top:12px;color:var(--sand);font-weight:700}.two-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.feature-panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}.feature-panel h3{font-size:16px;margin:0 0 8px;color:var(--title)}.feature-panel p{margin:0}.number-list{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0}.number-item{padding:14px;border-radius:12px;background:var(--panel-2);border:1px solid var(--line)}.number-item 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var(--line-strong);border-radius:10px;background:var(--panel);color:var(--title)}.drawer-groups{padding:12px 16px 28px}.drawer-groups section+section{margin-top:18px}.drawer-groups h2{font-size:13px;color:var(--green-hi);margin:0 0 6px}.drawer-groups a{display:block;padding:10px 8px;border-radius:10px}.drawer-groups a:hover{background:var(--panel)}.drawer-groups strong{display:block;color:var(--title);font-size:14px}.drawer-groups span{display:block;color:var(--muted);font-size:12px;line-height:1.55}.search-panel{position:fixed;top:calc(var(--top) + var(--bar));left:0;right:0;z-index:72;visibility:hidden;pointer-events:none;transform:translateY(-14px);opacity:0;transition:.2s}.search-panel.is-open{visibility:visible;pointer-events:auto;transform:none;opacity:1}.search-card{width:min(720px,calc(100% - 32px));margin:14px auto;background:var(--bg-deep);border:1px solid 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@media (max-width:820px){:root{--tabs:0px}.tab-bar{display:none}.page-shell{padding-top:calc(var(--top) + var(--bar) + 20px);padding-bottom:86px}.cards,.two-grid,.footer-grid,.number-list{grid-template-columns:1fr}.banner-slot{height:260px}.wide-media,.card-media{height:180px}.app-media{height:320px}.section-heading{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:repeat(2,1fr)}.mobile-dock{position:fixed;left:0;right:0;bottom:0;z-index:50;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(8,10,9,.98);border-top:1px solid var(--line-strong);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-dock a{display:flex;align-items:center;justify-content:center;font-size:13px;min-width:0}.mobile-dock a.is-active{background:var(--green);color:#08110C;font-weight:800}.search-panel{inset:0;top:0;background:var(--bg-deep);overflow-y:auto}.search-card{width:100%;min-height:100%;margin:0;border:0;border-radius:0;padding:calc(24px + env(safe-area-inset-top)) 16px 80px}.search-links{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:calc(72px + env(safe-area-inset-bottom))}}
@media (max-width:480px){.top-line-inner,.main-bar-inner,.footer-inner,.page-inner{width:calc(100% - 32px)}.app-link{padding:0 10px}.drawer-trigger{min-width:66px}.search-links{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero-copy,.content-section{padding:16px}.button-row{display:grid;grid-template-columns:1fr}.btn{width:100%}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}