:root{--bg:#0c0f16;--surface:#141926;--surface-2:#1a2032;--text:#e7ecf5;--muted:#8a93a6;--accent:#f5a524;--danger:#e5484d;--ok:#46a758;--mono:ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Inter,sans-serif}.center-page{min-height:100%;padding:max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom));text-align:center;flex-direction:column;justify-content:space-evenly;align-items:center;display:flex}.page{min-height:100%;padding:max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));flex-direction:column;width:100%;max-width:520px;margin:0 auto;display:flex}.page-header{justify-content:space-between;align-items:center;padding:8px 4px 16px;display:flex}.header-actions{align-items:center;gap:6px;display:flex}.page-title{margin:0;font-size:20px;font-weight:700}.brand-mark{background:var(--accent);width:72px;height:72px;color:var(--bg);border-radius:18px;place-items:center;display:grid}.wordmark{letter-spacing:.18em;margin:0;font-size:22px;font-weight:800}.wordmark.sm{letter-spacing:.14em;font-size:16px}.tagline{letter-spacing:.08em}.card{background:var(--surface);border-radius:14px;flex-direction:column;gap:12px;width:100%;max-width:360px;padding:16px;display:flex}.input{border:1px solid var(--surface-2);background:var(--bg);width:100%;color:var(--text);border-radius:10px;outline:none;padding:14px 16px;font-size:16px}.input:focus{border-color:var(--accent)}.btn{cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:14px 20px;font-size:16px;font-weight:600;display:inline-flex}.btn.primary{background:var(--accent);color:var(--bg)}.btn.primary:disabled{opacity:.6;cursor:default}.btn.ghost{color:var(--muted);background:0 0;padding:10px}.section-label{color:var(--muted);letter-spacing:.12em;align-items:center;gap:6px;margin:8px 4px;font-size:12px;font-weight:700;display:flex}.list{flex-direction:column;gap:8px;display:flex}.row{background:var(--surface);border-radius:12px;justify-content:space-between;align-items:center;gap:12px;min-height:56px;padding:14px 16px;display:flex}.row.pinned{border:1px dashed var(--surface-2)}.row.dim{opacity:.55}.row-main{flex-direction:column;gap:2px;min-width:0;display:flex}.row-title{font-size:17px;font-weight:600}.row-sub{color:var(--muted);font-size:13px}.icon-btn{width:40px;height:40px;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:10px;place-items:center;display:grid}.icon-btn:hover{color:var(--text);background:var(--surface-2)}.muted{color:var(--muted)}.small{font-size:13px}.pad{padding:12px 4px}.pad-x{padding:4px 4px 12px}.error{color:var(--danger);margin:4px 0 0}.ok{color:var(--ok)}.spinner{border:3px solid var(--surface-2);border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.badge{background:var(--accent);color:var(--bg);border-radius:999px;place-items:center;min-width:24px;height:24px;padding:0 8px;font-size:13px;font-weight:700;display:grid}.row.clickable{cursor:pointer;text-align:left;width:100%;font:inherit;color:inherit;border:none}.conv{justify-content:space-between}.msg-list{flex-direction:column;flex:1;gap:14px;padding:8px 2px 16px;display:flex;overflow-y:auto}.msg-row{flex-direction:column;gap:4px;display:flex}.msg-row.mine{align-items:flex-end}.msg-meta{letter-spacing:.08em;color:var(--muted);padding:0 4px;font-size:11px}.msg-bubble{background:var(--surface);border-left:3px solid var(--surface-2);border-radius:12px;align-items:center;gap:10px;min-width:180px;max-width:92%;padding:10px 12px;display:flex}.msg-row.mine .msg-bubble{border-left-color:var(--accent)}.play-btn{background:var(--surface-2);width:40px;height:40px;color:var(--text);cursor:pointer;border:none;border-radius:50%;flex-shrink:0;place-items:center;display:grid}.play-btn:hover{background:var(--accent);color:var(--bg)}.progress{background:var(--surface-2);cursor:pointer;border-radius:3px;flex:1;min-width:60px;height:6px}.progress-fill{background:var(--accent);border-radius:3px;height:100%}.dur{font-family:var(--mono);color:var(--muted);flex-shrink:0;font-size:13px}.center{text-align:center}.ptt-wrap{padding:12px 0 max(16px, env(safe-area-inset-bottom));flex-direction:column;align-items:center;gap:10px;display:flex}.ptt-btn{border:3px solid var(--surface-2);background:var(--surface);width:84px;height:84px;color:var(--text);cursor:pointer;touch-action:none;-webkit-user-select:none;user-select:none;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:2px;display:flex}.ptt-btn.active{border-color:var(--accent);transform:scale(1.06)}.ptt-btn.canceling{border-color:var(--danger)}.ptt-time{font-family:var(--mono);min-height:18px;font-size:15px}.ptt-label{letter-spacing:.14em;color:var(--muted);font-size:9px;font-weight:800}.ptt-btn.active .ptt-label{color:var(--accent)}.onair{letter-spacing:.14em;color:var(--danger);background:var(--surface);border-radius:999px;align-items:center;gap:8px;padding:6px 14px;font-size:12px;font-weight:800;display:inline-flex}.onair.canceling{color:var(--muted)}.onair.warn{animation:1s infinite pulse}.onair-dot{background:currentColor;border-radius:50%;width:8px;height:8px;animation:1s infinite pulse}.warn{color:var(--danger)}.xsmall{font-size:11px}.hint{min-height:14px;margin:0}.small-btn{padding:8px 12px;font-size:13px}@keyframes pulse{50%{opacity:.35}}