*,*:before,*:after{box-sizing:border-box}:root{--bg: #0d0f12;--bg-sidebar: #161820;--bg-card: #1e2028;--bg-input: #252830;--bg-hover: rgba(255,255,255,.05);--bg-active: rgba(255,255,255,.08);--accent: #06b6d4;--accent-hover: #0891b2;--accent-dim: rgba(6,182,212,.15);--text: #f1f5f9;--text-muted: #94a3b8;--text-faint: #475569;--border: rgba(255,255,255,.08);--border-focus: rgba(6,182,212,.5);--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;--font-xs: 11px;--font-sm: 12px;--font-base: 14px;--font-lg: 16px;--font-xl: 20px;--font-mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;--sidebar-w: 260px;--header-h: 48px;--input-h: 60px;--radius: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0,0,0,.2);--shadow-md: 0 4px 16px rgba(0,0,0,.3);--shadow-lg: 0 8px 32px rgba(0,0,0,.45);--z-dropdown: 200;--z-overlay: 400;--z-modal: 500;--z-toast: 600;--z-crosslinks: 9000;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,sans-serif;font-size:var(--font-base);line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}*{outline:none}*:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius)}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:2px}::-webkit-scrollbar-thumb:hover{background:#fff3}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 14px;font-size:var(--font-base);font-weight:500;border:none;border-radius:var(--radius);cursor:pointer;transition:background .15s,transform .1s,opacity .15s;white-space:nowrap;text-decoration:none;-webkit-user-select:none;user-select:none}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#000;font-weight:600}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:#ffffff12;color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:#ffffff1c}.btn-ghost{background:transparent;color:var(--text-muted)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.85}.btn-sm{padding:4px 10px;font-size:var(--font-sm)}.btn-icon{width:32px;height:32px;padding:0;border-radius:var(--radius);background:transparent;color:var(--text-muted);border:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:background .15s,color .15s}.btn-icon:hover{background:var(--bg-hover);color:var(--text)}.input,input[type=text],input[type=email],input[type=password],textarea{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:var(--font-base);font-family:inherit;padding:8px 12px;width:100%;transition:border-color .15s}.input:focus,input[type=text]:focus,input[type=email]:focus,input[type=password]:focus,textarea:focus{border-color:var(--accent);outline:none}.input::placeholder{color:var(--text-faint)}.badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;background:var(--danger);color:#fff;font-size:10px;font-weight:700;border-radius:var(--radius-full)}.badge-accent{background:var(--accent);color:#000}.skeleton{background:linear-gradient(90deg,var(--bg-card) 25%,rgba(255,255,255,.04) 50%,var(--bg-card) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.4s ease infinite;border-radius:var(--radius)}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.interactive{transition:transform .12s,box-shadow .12s}.interactive:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.interactive:active{transform:scale(.98)}.text-xs{font-size:var(--font-xs)}.text-sm{font-size:var(--font-sm)}.text-base{font-size:var(--font-base)}.text-lg{font-size:var(--font-lg)}.text-muted{color:var(--text-muted)}.text-faint{color:var(--text-faint)}.text-mono{font-family:var(--font-mono);font-size:.9em}.text-display{font-weight:var(--font-display-weight, 700);letter-spacing:-.02em}[data-theme=light]{--bg: #f8fafc;--bg-sidebar: #f1f5f9;--bg-card: #ffffff;--bg-input: #f8fafc;--bg-hover: rgba(0,0,0,.04);--bg-active: rgba(0,0,0,.07);--text: #0f172a;--text-muted: #42556d;--text-faint: #64748b;--border: rgba(0,0,0,.08);--shadow-sm: 0 2px 8px rgba(0,0,0,.08);--shadow-md: 0 4px 16px rgba(0,0,0,.1);--shadow-lg: 0 8px 32px rgba(0,0,0,.12)}