:root {
    --bg:#0C100E; --deep:#080A09; --card:#141A16; --card2:#1A2420;
    --title:#E8F6EE; --text:#CDE3D6; --muted:#8FB3A0; --soft:#6E8F7E;
    --green:#2A9D5C; --green2:#3CB371; --green3:#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;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 Arial,"Microsoft YaHei",sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none} button,input{font:inherit} button{cursor:pointer}
img{display:block;max-width:100%;object-fit:contain;object-position:center}
.skip-link{position:fixed;left:12px;top:-80px;z-index:9999;background:var(--sand);color:var(--deep);padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}
.site-header{position:relative;z-index:100}
.top-line{position:fixed;z-index:120;left:0;right:0;top:0;height:22px;background:#050706;color:var(--green2);border-bottom:1px solid var(--line)}
.top-line-inner,.main-bar-inner{width:min(var(--max),calc(100% - 32px));height:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
.top-line-inner{font-size:12px;line-height:1}.text-button{border:0;background:transparent;color:var(--green2);min-height:22px;padding:0 8px}
.main-bar{position:fixed;z-index:119;left:0;right:0;top:22px;height:60px;background:var(--deep);border-bottom:1px solid var(--line-strong)}
.main-bar-inner{position:relative}.brand-link{display:flex;align-items:center;min-width:90px;min-height:44px}.brand-logo{height:28px;width:auto}.brand-fallback{color:var(--title);font-size:16px;font-weight:700;letter-spacing:.04em}
.menu-trigger{position:absolute;left:50%;transform:translateX(-50%);min-width:92px;height:40px;border:1px solid var(--line-strong);border-radius:10px;background:var(--card);color:var(--text)}
.app-link,.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 16px;border-radius:10px;font-size:14px;font-weight:700;white-space:nowrap}
.app-link,.button-primary{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C}
.button-secondary{background:#0B100D;color:var(--text);border:1px solid var(--line-strong)}
.app-link:hover,.button-primary:hover{filter:brightness(1.06)}.button-secondary:hover{border-color:var(--green2);background:#101712}
button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--sand);outline-offset:3px}
.tab-bar{position:fixed;z-index:118;top:82px;left:0;right:0;height:40px;background:var(--green3);border-bottom:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;gap:8px;padding:4px 16px}
.tab-item{height:32px;display:flex;align-items:center;padding:0 16px;border-radius:8px;color:var(--sand);font-size:13px}.tab-item:hover{background:rgba(8,10,9,.25)}.tab-item.is-active{background:var(--green);color:#08110C;font-weight:700}
.site-main{padding-top:122px;min-height:70vh}.page-shell{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:34px 0 64px}
.page-head{margin-bottom:24px}.eyebrow{font-size:12px;color:var(--green2);letter-spacing:.12em;text-transform:uppercase}.page-head h1,.hero-copy h1{color:var(--title);font-size:24px;line-height:1.3;margin:6px 0 12px}.lead{max-width:820px;color:var(--muted);margin:0}
h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 12px}h3{font-size:16px;line-height:1.45;color:var(--title);margin:0 0 8px}p{margin:0 0 12px}
.section-block{margin-top:28px}.section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.section-title p{color:var(--muted);margin:0;font-size:13px}
.hero-slot,.media-slot{background:var(--deep);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center}.hero-slot{height:260px}.hero-slot img{width:100%;height:100%}.media-slot{height:180px}.media-slot.tall{height:360px;max-height:360px}.media-slot.medium{height:200px}.media-slot img{width:100%;height:100%}
.hero-copy{max-width:830px;margin:18px 0 0}.hero-copy .intro{color:var(--muted);max-width:780px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow);min-width:0}.card p{color:var(--muted)}.card .media-slot{margin:-4px -4px 14px}
.link-card{display:block;transition:transform .16s ease,border-color .16s ease}.link-card:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.numbered-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:16px 0}.numbered-item{background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:12px}.numbered-item strong{display:block;color:var(--green2);font-size:12px}.numbered-item span{color:var(--title);font-weight:700}
.feature-layout{display:grid;grid-template-columns:minmax(0,360px) 1fr;gap:20px;align-items:start}.feature-copy{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}.feature-copy p{color:var(--muted)}
.simple-list{display:grid;gap:10px}.simple-row{background:var(--card);border-left:3px solid var(--green);border-radius:8px;padding:12px 14px}.simple-row strong{color:var(--title)}.simple-row p{color:var(--muted);margin:4px 0 0}
.timeline{position:relative;padding-left:24px;display:grid;gap:14px}.timeline:before{content:"";position:absolute;left:7px;top:5px;bottom:5px;width:1px;background:var(--line-strong)}.timeline-item{position:relative;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px}.timeline-item:before{content:"";position:absolute;left:-22px;top:18px;width:9px;height:9px;border-radius:50%;background:var(--green2);box-shadow:0 0 0 4px var(--bg)}.status{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border-radius:999px;background:var(--green);color:#08110C;font-size:12px;font-weight:700}
.article-stack{display:grid;gap:16px}.article-section{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}.article-section p:last-child{margin-bottom:0}.article-section ul{margin:8px 0 0;padding-left:20px;color:var(--muted)}
.meta-strip{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.meta-chip{font-size:12px;color:var(--text);background:var(--card2);border:1px solid var(--line);border-radius:999px;padding:5px 9px}
.faq-list{display:grid;gap:12px}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2,.faq-item h3{margin-bottom:8px}.faq-item p{color:var(--muted);margin:0}
.notice{background:#111814;border:1px solid var(--line-strong);border-radius:12px;padding:16px;color:var(--text)}
.site-footer{background:#050706;border-top:1px solid var(--line-strong);color:var(--text)}.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:34px 0 78px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-logo{height:28px;width:auto}.footer-brand div{display:flex;flex-direction:column}.footer-brand strong{color:var(--title)}.footer-brand span{font-size:12px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-grid section{display:flex;flex-direction:column;gap:6px}.footer-grid h2{font-size:13px;margin:0 0 4px;color:var(--green2)}.footer-grid a{font-size:13px;color:var(--text)}.footer-grid a:hover{color:var(--sand)}.footer-note{font-size:13px;color:var(--muted);margin-top:28px;max-width:900px}.copyright{font-size:13px;color:var(--soft);margin-top:10px}
.overlay{position:fixed;inset:0;z-index:180;background:rgba(0,0,0,.58);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.drawer{position:fixed;z-index:200;left:0;top:0;bottom:0;width:min(400px,86vw);background:var(--deep);border-right:1px solid var(--line-strong);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .22s ease;overflow-y:auto;padding:16px}.drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title);font-weight:700}.drawer-logo{height:28px;width:auto}.close-button{min-height:40px;border:1px solid var(--line-strong);border-radius:9px;background:var(--card);color:var(--text);padding:0 12px}.drawer-nav section{padding:16px 0;border-bottom:1px solid var(--line)}.drawer-nav h2{font-size:12px;color:var(--green2);letter-spacing:.12em;margin-bottom:8px}.drawer-nav a{display:block;padding:9px 10px;border-radius:9px}.drawer-nav a:hover{background:var(--card)}.drawer-nav strong{display:block;color:var(--title)}.drawer-nav span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:2px}
.search-layer{position:fixed;z-index:195;top:82px;left:50%;width:min(760px,calc(100% - 32px));transform:translate(-50%,-16px);opacity:0;visibility:hidden;pointer-events:none;transition:.18s}.search-layer.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.search-card{background:var(--deep);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.search-head strong{color:var(--title)}.search-card label{display:block;color:var(--muted);margin-bottom:7px}.search-card input{width:100%;height:44px;background:var(--card);color:var(--title);border:1px solid var(--line-strong);border-radius:10px;padding:0 12px}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-presets a{padding:8px 11px;border-radius:999px;background:var(--card2);border:1px solid var(--line);color:var(--text)}.search-presets a:hover{border-color:var(--green2)}
.mobile-bottom{display:none}.ui-locked{overflow:hidden}
@media (max-width:900px){.card-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.card-grid{grid-template-columns:1fr 1fr}.feature-layout{grid-template-columns:1fr}.numbered-list{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:680px){
    .tab-bar{display:none}.site-main{padding-top:82px}.top-line-inner,.main-bar-inner,.page-shell,.footer-inner{width:calc(100% - 32px)}
    .main-bar-inner{gap:6px}.brand-link{min-width:0;max-width:32%}.brand-logo{max-width:104px}.app-link{min-width:84px;padding:0 12px}.menu-trigger{min-width:76px}
    .page-shell{padding-top:24px;padding-bottom:80px}.hero-slot{height:260px}.card-grid,.card-grid.two,.card-grid.four{grid-template-columns:1fr}.numbered-list{grid-template-columns:1fr 1fr}
    .search-layer{top:0;left:0;width:100%;height:100dvh;transform:none;background:var(--deep);padding:16px;overflow-y:auto}.search-layer.is-open{transform:none}.search-card{border:0;box-shadow:none;padding:10px 0;background:transparent}
    .mobile-bottom{position:fixed;z-index:110;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#050706;border-top:1px solid var(--line-strong)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:12px;color:var(--text)}.mobile-bottom a.is-active{background:var(--green);color:#08110C;font-weight:700}.footer-inner{padding-bottom:92px}
}
@media (max-width:430px){.numbered-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:20px 12px}.button-row{display:grid;grid-template-columns:1fr}.button-primary,.button-secondary{width:100%}.page-head h1,.hero-copy h1{font-size:24px}}