:root{
  --bg:#F5F6F8; --panel:#FFFFFF; --panel-2:#F0F2F5; --text:#0F1115; --muted:#6B7280;
  --line:#E5E7EB; --brand:#FFE100; --brand-ink:#0F1115; --ok:#16A34A; --warn:#DC2626;
  --radius:16px; --shadow:0 1px 3px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.04);
}
[data-theme="dark"]{
  --bg:#0B0D12; --panel:#14171F; --panel-2:#1B1F29; --text:#E8EAED; --muted:#9AA0A6;
  --line:#262B36; --brand:#FFE100; --brand-ink:#0F1115; --ok:#34D399; --warn:#F87171;
  --shadow:0 1px 3px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.3);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.5}
a{color:inherit}
.app{max-width:440px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative;
  display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;background:color-mix(in srgb,var(--panel) 88%,transparent);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.topbar h1{font-size:17px;margin:0;font-weight:650;letter-spacing:.2px}
.icon-btn{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--panel);
  display:flex;align-items:center;justify-content:center;cursor:pointer}
.scroll{flex:1;overflow-y:auto;padding:16px 16px 96px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;margin-bottom:14px;box-shadow:var(--shadow)}
.card h3{margin:0 0 10px;font-size:15px;font-weight:600}
.row{display:flex;align-items:center;gap:12px}
.between{justify-content:space-between}
.muted{color:var(--muted);font-size:13px}
.small{font-size:12px;color:var(--muted)}
.brand{color:var(--brand-ink);background:var(--brand);padding:2px 8px;border-radius:8px;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;
  padding:13px 18px;border-radius:12px;font-size:15px;font-weight:600;transition:.15s;width:100%}
.btn-primary{background:var(--brand);color:var(--brand-ink)}
.btn-primary:active{transform:scale(.97)}
.btn-ghost{background:var(--panel-2);color:var(--text);border:1px solid var(--line)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2);
  color:var(--text);font-size:15px;margin-bottom:10px}
.input:focus{outline:none;border-color:var(--brand)}
.tabs{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:440px;
  display:flex;background:var(--panel);border-top:1px solid var(--line);z-index:30}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 0 12px;
  color:var(--muted);font-size:11px;cursor:pointer;border:none;background:none}
.tab.on{color:var(--text)}
.tab.on svg{stroke:var(--brand-ink)}
.tab svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8}
.badge{font-size:11px;padding:3px 9px;border-radius:999px;font-weight:600}
.badge-ok{background:color-mix(in srgb,var(--ok) 18%,transparent);color:var(--ok)}
.badge-warn{background:color-mix(in srgb,var(--warn) 18%,transparent);color:var(--warn)}
.badge-mut{background:var(--panel-2);color:var(--muted)}
.badge-brand{background:var(--brand);color:var(--brand-ink)}
.stat{display:flex;flex-direction:column;gap:2px}
.stat b{font-size:22px;font-weight:700}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.timeline{position:relative;padding-left:20px}
.timeline:before{content:"";position:absolute;left:6px;top:4px;bottom:4px;width:2px;background:var(--line)}
.tl-item{position:relative;margin-bottom:16px}
.tl-item:before{content:"";position:absolute;left:-17px;top:4px;width:10px;height:10px;border-radius:50%;
  background:var(--brand);border:2px solid var(--panel)}
.tl-item.warn:before{background:var(--warn)}
.tl-item.ok:before{background:var(--ok)}
.toggle{display:flex;background:var(--panel-2);border-radius:12px;padding:4px;margin-bottom:14px}
.toggle button{flex:1;border:none;background:none;padding:10px;border-radius:9px;font-weight:600;
  color:var(--muted);cursor:pointer}
.toggle button.on{background:var(--panel);color:var(--text);box-shadow:var(--shadow)}
.video-box{width:100%;aspect-ratio:1/1;background:#000;border-radius:12px;overflow:hidden;position:relative}
.video-box video{width:100%;height:100%;object-fit:cover}
.scan-line{position:absolute;left:10%;right:10%;height:2px;background:var(--brand);height:3px;
  box-shadow:0 0 12px var(--brand);animation:scan 2s infinite}
@keyframes scan{0%{top:10%}50%{top:90%}100%{top:10%}}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--brand);color:var(--brand-ink);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;
  background:var(--panel-2);font-size:13px;margin:0 8px 8px 0;border:1px solid var(--line)}
.center{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:16px;padding:24px}
.logo{font-size:26px;font-weight:800;letter-spacing:.5px}
.logo b{color:var(--brand-ink);background:var(--brand);padding:2px 8px;border-radius:8px}
.seg{display:flex;gap:8px}
.seg button{flex:1}
.hide{display:none!important}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--text);color:var(--bg);
  padding:10px 18px;border-radius:999px;font-size:13px;z-index:99;opacity:0;transition:.25s;pointer-events:none}
.toast.show{opacity:1}
.star{color:var(--brand);letter-spacing:2px}
.img-prev{width:100%;border-radius:12px;border:1px solid var(--line);margin-top:8px}