:root{--bg:#f2f4f7;--bg-elevated:#ffffff;--text-primary:#1a1d24;--text-secondary:#5c6270;--text-tertiary:#9aa0ac;--brand:#2b6eff;--brand-soft:rgba(43,110,255,0.12);--danger:#e4483b;--danger-soft:rgba(228,72,59,0.12);--success:#1e9e6a;--warning:#d98324;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-pill:999px;--glass-bg:rgba(255,255,255,0.72);--glass-border:rgba(255,255,255,0.85);--shadow:0 8px 28px rgba(31,45,61,0.08),0 2px 6px rgba(31,45,61,0.04)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none}button{font:inherit;cursor:pointer}input,select,textarea{font:inherit;color:inherit}.app{max-width:760px;margin:0 auto;min-height:100vh;position:relative}.page{padding:16px 16px calc(112px + env(safe-area-inset-bottom))}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:10px;padding:12px 16px;background:rgba(242,244,247,.82);backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid rgba(255,255,255,.7)}.topbar .back{border:0;background:transparent;color:var(--brand);padding:4px 6px}.topbar .title{font-size:17px;font-weight:600;flex:1 1;text-align:center}.topbar 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blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);overflow:hidden}.card{padding:16px}.card+.card{margin-top:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:44px;padding:0 18px;border-radius:var(--radius-pill);border:1px solid transparent;background:#e9edf4;color:var(--text-primary);font-weight:600;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(43,110,255,.28)}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:transparent;color:var(--brand);border:1px solid rgba(43,110,255,.28)}.btn-sm{height:34px;padding:0 12px;font-size:13px}.btn-block{width:100%}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field-label{font-size:13px;color:var(--text-secondary)}.field-hint{font-size:12px;color:var(--text-tertiary)}.input,.select,.textarea{width:100%;min-height:44px;padding:10px 12px;border-radius:var(--radius-md);border:1px solid rgba(154,160,172,.28);background:rgba(255,255,255,.9);outline:none}.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.textarea{min-height:84px;resize:vertical}.form-row{display:flex;gap:10px}.form-row>*{flex:1 1}.tag{display:inline-flex;align-items:center;padding:2px 9px;border-radius:var(--radius-pill);font-size:12px;background:#eef2f8;color:var(--text-secondary)}.tag-brand{background:var(--brand-soft);color:var(--brand)}.tag-danger{background:var(--danger-soft);color:var(--danger)}.tag-success{background:rgba(30,158,106,.12);color:var(--success)}.tag-warning{background:rgba(217,131,36,.14);color:var(--warning)}.list{display:flex;flex-direction:column;gap:10px}.item{padding:14px;border-radius:var(--radius-lg);background:rgba(255,255,255,.86);border:1px solid rgba(255,255,255,.9);box-shadow:0 4px 16px rgba(31,45,61,.06)}.item .code{font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.item .meta{color:var(--text-secondary);font-size:13px;margin-top:4px}.stats{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px}.stat{padding:14px 12px;border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow)}.stat .num{font-size:20px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stat .label{font-size:12px;color:var(--text-tertiary)}.stats-4{grid-template-columns:repeat(4,1fr)}.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:50;padding:0 16px max(0px,calc(env(safe-area-inset-bottom) - 6px))}.tabbar-inner{max-width:728px;margin:0 auto;display:flex;height:62px;padding:5px;border-radius:var(--radius-pill);background:linear-gradient(168deg,rgba(255,255,255,.96),rgba(240,244,250,.86));backdrop-filter:blur(30px) saturate(200%);-webkit-backdrop-filter:blur(30px) saturate(200%);border:1px solid rgba(255,255,255,.95);box-shadow:0 12px 30px rgba(24,38,58,.16),inset 0 1px 0 #fff}.tabbar-inner a{flex:1 1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:var(--radius-pill);color:var(--text-tertiary);font-size:11px;transition:background .18s}.tabbar-inner a .ico{font-size:17px;line-height:1}.tabbar-inner a.active{color:var(--brand);background:rgba(255,255,255,.9);box-shadow:0 2px 8px rgba(24,38,58,.08);font-weight:600}.sheet-mask{position:fixed;inset:0;z-index:100;background:rgba(18,24,36,.38);display:flex;align-items:flex-end;justify-content:center}.sheet{width:100%;max-width:760px;max-height:88vh;border-radius:22px 22px 0 0;display:flex;flex-direction:column;animation:sheet-up .2s ease-out}@keyframes sheet-up{0%{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}.sheet-head{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 8px}.sheet-body{padding:8px 16px calc(24px + 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video{width:100%;height:100%;object-fit:cover}.scan-box .hint{position:absolute;bottom:12px;left:0;right:0;text-align:center;color:#fff;font-size:13px;text-shadow:0 1px 4px rgba(0,0,0,.5)}.seg{display:flex;gap:6px;background:#e9edf4;padding:4px;border-radius:var(--radius-pill)}.seg button{flex:1 1;height:34px;border:0;border-radius:var(--radius-pill);background:transparent;color:var(--text-secondary);font-size:13px}.seg button.on{background:#fff;color:var(--brand);font-weight:600;box-shadow:0 2px 8px rgba(24,38,58,.08)}.divider{height:1px;background:rgba(154,160,172,.2);margin:12px 0}.kv{display:grid;grid-template-columns:96px 1fr;grid-gap:6px 10px;gap:6px 10px;font-size:14px}.kv dt{color:var(--text-tertiary)}.kv dd{margin:0}.alert{padding:10px 12px;border-radius:var(--radius-md);background:var(--brand-soft);color:var(--brand);font-size:13px}.alert-danger{background:var(--danger-soft);color:var(--danger)}@media 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