:root{--bg:#0f1115;--bg-panel:#161922;--bg-panel-2:#1d2230;--bg-input:#0e131d;--border:#262b3a;--border-strong:#313849;--text:#e6e8ee;--text-dim:#8b93a7;--text-faint:#626b80;--accent:#5b8cff;--accent-dim:#3d63bd;--accent-soft:#5b8cff2e;--ok:#3ddc97;--warn:#ffb547;--err:#ff6b6b;--mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, Arial, sans-serif}*{box-sizing:border-box}html{height:100%}body{background:var(--bg);min-height:100%;color:var(--text);font:14px/1.45 var(--sans);margin:0}#app{min-height:100%}body.fixed-viewport,body.fixed-viewport #app{height:100%;overflow:hidden}button{font:inherit;color:inherit}.btn{border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-panel-2);cursor:pointer;white-space:nowrap;color:var(--text);align-items:center;gap:6px;padding:6px 12px;text-decoration:none;transition:background .12s,border-color .12s,opacity .12s;display:inline-flex}.btn:hover:not(:disabled){background:#232a3b;border-color:#3a4762}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.btn.primary{border-color:var(--accent);background:var(--accent-dim)}.btn.primary:hover:not(:disabled){background:var(--accent)}.btn.ghost{background:0 0}.btn.danger{color:#ffb3b3;border-color:#5c2b34}.btn.danger:hover:not(:disabled){background:#3a1f26}.btn.small{padding:3px 9px;font-size:12px}.btn.active{border-color:var(--accent);background:var(--accent-dim)}.input,.select,.textarea{border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--bg-input);width:100%;color:var(--text);font:inherit;padding:5px 8px}.input:focus,.select:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft);outline:none}.textarea{min-height:58px;font-family:var(--mono);resize:vertical;font-size:12.5px}.input.num{font-family:var(--mono);padding:4px 6px;font-size:12px}.spacer{flex:1}.muted{color:var(--text-dim)}.faint{color:var(--text-faint)}.mono{font-family:var(--mono)}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}::-webkit-scrollbar{width:9px;height:9px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:5px}::-webkit-scrollbar-track{background:0 0}@media (prefers-reduced-motion:reduce){*{transition:none!important}}:root{--radius:10px;--radius-sm:7px;--gap:16px;--header-h:56px}.pill{border:1px solid var(--border);background:var(--bg-panel-2);color:var(--text-dim);font-family:var(--mono);letter-spacing:.4px;border-radius:999px;padding:3px 9px;font-size:11.5px}