:root{--bg:#000;--surface-1:#0d0d0e;--surface-2:#161618;--surface-3:#1f1f22;--border:#242427;--border-strong:#34343a;--text-primary:#f5f5f7;--text-secondary:#a1a1a6;--text-muted:#6e6e73;--accent:#2fbf8f;--accent-soft:#2fbf8f24;--on-accent:#05130d;--danger:#ff453a;--warning:#ffd60a;--success:var(--accent);--radius:14px;--radius-sm:10px;--radius-pill:999px;--gap:12px;--pad:16px;--nav-h:62px;--maxw:640px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--text-primary);font-family:var(--font);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior:none;margin:0;font-size:16px;line-height:1.5}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit}::-webkit-scrollbar{width:0;height:0}.card{background:var(--surface-1);border-radius:var(--radius);padding:var(--pad)}.muted{color:var(--text-secondary)}.dim{color:var(--text-muted)}.accent{color:var(--accent)}.h-title{margin:0;font-size:20px;font-weight:600}.h-section{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin:0;font-size:13px;font-weight:500}.btn{border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text-primary);border:none;justify-content:center;align-items:center;gap:8px;padding:12px 16px;font-size:15px;font-weight:500;transition:transform 80ms,background .15s;display:inline-flex}.btn:active{transform:scale(.97)}.btn-accent{background:var(--accent);color:var(--on-accent)}.btn-ghost{background:0 0}.field{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);outline:none;padding:12px 14px;font-size:15px;transition:border-color .15s}.field:focus{border-color:var(--accent)}.field::placeholder{color:var(--text-muted)}.seg{background:var(--surface-2);border-radius:var(--radius-pill);gap:4px;padding:4px;display:inline-flex}.seg button{color:var(--text-secondary);border-radius:var(--radius-pill);background:0 0;border:none;padding:8px 14px;font-size:14px;font-weight:500}.seg button[data-active=true]{background:var(--accent);color:var(--on-accent)}@keyframes rise{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.rise{animation:.22s both rise}.shell{min-height:100%;display:flex}.sidebar{display:none}.content{padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));flex:1}.content-inner{max-width:var(--maxw);margin:0 auto;padding:20px 16px 8px}.tabbar{z-index:20;height:calc(var(--nav-h) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-top:1px solid var(--border);background:#000000d1;align-items:stretch;display:flex;position:fixed;bottom:0;left:0;right:0}.tabbar a{min-width:0;color:var(--text-muted);white-space:nowrap;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;font-size:10px;font-weight:500;text-decoration:none;display:flex}.tabbar a.on{color:var(--accent)}.fab{z-index:25;right:18px;bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px) + 16px);background:var(--accent);width:56px;height:56px;color:var(--on-accent);border:none;border-radius:50%;justify-content:center;align-items:center;transition:transform .1s;display:flex;position:fixed;box-shadow:0 6px 20px #00000080}.fab:active{transform:scale(.92)}@media (width>=900px){.tabbar{display:none}.content{padding-bottom:0}.content-inner{padding:32px 24px}.sidebar{border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;gap:4px;width:232px;height:100vh;padding:24px 14px;display:flex;position:sticky;top:0}.sidebar .brand{padding:8px 12px 20px;font-size:20px;font-weight:600}.sidebar a{color:var(--text-secondary);border-radius:var(--radius-sm);align-items:center;gap:12px;padding:11px 12px;font-size:15px;font-weight:500;text-decoration:none;display:flex}.sidebar a:hover{background:var(--surface-1);color:var(--text-primary)}.sidebar a.on{background:var(--accent-soft);color:var(--accent)}.fab{border-radius:var(--radius-sm);width:auto;height:auto;box-shadow:none;justify-content:flex-start;gap:10px;margin-top:12px;padding:12px;font-size:15px;font-weight:500;position:static}.content>.fab{display:none}}.qc-backdrop{z-index:40;background:#0000008c;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.qc-sheet{background:var(--surface-1);border:1px solid var(--border);width:100%;max-width:520px;padding:10px 18px calc(22px + env(safe-area-inset-bottom,0px));border-radius:20px 20px 0 0}.qc-grip{background:var(--border-strong);border-radius:2px;width:38px;height:4px;margin:4px auto 16px}@media (width>=900px){.qc-backdrop{align-items:center}.qc-sheet{border-radius:20px;margin-bottom:0}}