:root{--bg: #0f172a;--panel: #1e293b;--panel-2: #334155;--text: #e2e8f0;--muted: #94a3b8;--accent: #22c55e;--accent-2: #16a34a;--danger: #ef4444;--danger-2: #dc2626;--border: #475569;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text)}.dialer{width:340px;height:500px;padding:16px;display:flex;flex-direction:column;gap:12px}.status{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--panel);border:1px solid var(--border);border-radius:8px;font-size:13px}.status .chip{padding:2px 8px;border-radius:999px;background:var(--panel-2);color:var(--muted);font-weight:500;text-transform:uppercase;font-size:11px;letter-spacing:.4px}.status .chip.active{background:var(--accent);color:#062b12}.status .chip.ringing{background:#facc15;color:#3b2a00}.status .chip.ended{background:var(--danger);color:#300a0a}.number-input{width:100%;padding:12px;font-size:20px;text-align:center;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:8px;letter-spacing:1px}.callee{font-size:12px;color:var(--muted);text-align:center;min-height:16px}.dialpad{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;flex:1}.dialpad button{font-size:20px;font-weight:500;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:12px;cursor:pointer;transition:background .15s}.dialpad button:hover{background:var(--panel-2)}.dialpad button:active{background:var(--border)}.controls{display:flex;gap:8px}.controls button{flex:1;padding:12px;font-size:14px;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:background .15s}.btn-call{background:var(--accent);color:#062b12}.btn-call:hover{background:var(--accent-2)}.btn-call:disabled{background:var(--panel-2);color:var(--muted);cursor:not-allowed}.btn-hangup{background:var(--danger);color:#fff}.btn-hangup:hover{background:var(--danger-2)}.btn-mute{background:var(--panel);color:var(--text);border:1px solid var(--border)!important}.btn-mute.on{background:var(--panel-2)}.error-banner{padding:8px 10px;border-radius:6px;background:#7f1d1d;color:#fecaca;font-size:12px}