:root{--bg: #0b0f14;--panel: #121821;--panel-2: #182231;--border: #232e3d;--text: #e7edf5;--muted: #8b98a9;--accent: #4f8cff;--accent-2: #3a6fd6;--green: #34c77b;--red: #ef4d5c;--yellow: #e6b84e;--radius: 12px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}button{font-family:inherit;cursor:pointer;border:none;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:600;background:var(--accent);color:#fff;transition:background .15s ease,opacity .15s ease}button:hover{background:var(--accent-2)}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent)}.btn-danger{background:var(--red)}.btn-danger:hover{background:#d63e4c}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{background:var(--panel-2)}.btn-ghost.danger{color:var(--red);border-color:var(--red)}.btn-sm{padding:6px 10px;font-size:13px}input{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px 12px;font-size:14px;width:100%}input:focus{outline:2px solid var(--accent)}label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted);margin-bottom:14px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:28px}.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.auth-card{width:100%;max-width:380px}.auth-card h1{margin:0 0 4px;font-size:22px}.muted{color:var(--muted)}.small{font-size:13px}.error-text{background:#ef4d5c1f;color:#ff8b95;border:1px solid rgba(239,77,92,.3);border-radius:8px;padding:8px 12px;font-size:13px;margin-bottom:14px}.dashboard{height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--border);background:var(--panel)}.brand{font-weight:700;font-size:18px;letter-spacing:.3px}.topbar-right{display:flex;align-items:center;gap:12px}.conn-dot{width:9px;height:9px;border-radius:50%;display:inline-block}.conn-dot.online{background:var(--green);box-shadow:0 0 6px var(--green)}.conn-dot.offline{background:var(--red)}.dashboard-body{flex:1;display:flex;min-height:0}.sidebar{width:300px;flex-shrink:0;border-right:1px solid var(--border);background:var(--panel);display:flex;flex-direction:column;overflow-y:auto}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px}.sidebar-header h2{font-size:14px;margin:0;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}.client-list{list-style:none;margin:0;padding:0}.client-list li{display:flex;align-items:center;gap:10px;padding:12px 16px;cursor:pointer;border-left:3px solid transparent}.client-list li:hover{background:var(--panel-2)}.client-list li.active{background:var(--panel-2);border-left-color:var(--accent)}.client-list-info{min-width:0}.client-name{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.client-status{font-size:12px}.status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;background:var(--muted)}.status-dot.online{background:var(--green)}.status-dot.offline{background:#555f6d}.status-dot.paused{background:var(--yellow)}.status-dot.streaming{background:var(--red);box-shadow:0 0 6px var(--red);animation:pulse 1.4s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.main-panel{flex:1;padding:28px;overflow-y:auto}.empty-state{display:flex;align-items:center;justify-content:center;height:100%;color:var(--muted)}.empty-state.small{height:auto;padding:24px;font-size:13px}.client-panel{max-width:560px}.client-panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.client-panel-header h2{margin:0}.badges{display:flex;gap:8px;margin-bottom:12px}.badge{font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border)}.badge.online{color:var(--green);border-color:#34c77b66}.badge.offline{color:var(--muted)}.badge.paused{color:var(--yellow);border-color:#e6b84e66}.listen-controls{margin:20px 0}.audio-block{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.volume-row{display:flex;align-items:center;gap:12px;margin:10px 0}.volume-row label{margin:0}.volume-row input[type=range]{flex:1;width:auto}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;padding:16px;z-index:10}.modal{width:100%;max-width:440px}.modal h2{margin-top:0}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}.credential-box{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:14px;display:flex;flex-direction:column;gap:10px;font-size:13px}.credential-box code{word-break:break-all;color:var(--accent)}@media (max-width: 720px){.dashboard-body{flex-direction:column}.sidebar{width:100%;max-height:40vh;border-right:none;border-bottom:1px solid var(--border)}.main-panel{padding:16px}}