:root{--bg:#05070a;--primary:#00f2ff;--primary-glow:#00f2ff4d;--glass:#ffffff08;--glass-border:#ffffff14;--text:#fff;--text-dim:#94a3b8;--danger:#ff4b4b}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,system-ui,-apple-system,sans-serif}.app-shell{background:var(--bg);min-height:100vh;color:var(--text);justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.mesh-bg{z-index:1;background:radial-gradient(circle at 20% 30%,#00f2ff0d 0%,#0000 40%),radial-gradient(circle at 80% 70%,#0077ff0d 0%,#0000 40%);position:absolute;inset:0}.main-content{z-index:2;width:100%;max-width:450px;padding:20px;position:relative}.glass-card{background:var(--glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:28px;padding:32px;box-shadow:0 25px 50px -12px #00000080}.card-header{flex-direction:column;gap:20px;margin-bottom:30px;display:flex}@media (width>=400px){.card-header{flex-direction:row;justify-content:space-between;align-items:center}}.brand{align-items:center;gap:12px;display:flex}.brand h1{letter-spacing:-.025em;font-size:1.25rem;font-weight:700}.icon-glow{background:var(--primary-glow);width:40px;height:40px;box-shadow:0 0 20px var(--primary-glow);border-radius:12px;justify-content:center;align-items:center;display:flex}.tabs{background:#ffffff0d;border-radius:12px;gap:4px;padding:4px;display:flex}.tabs button{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px 16px;font-size:.875rem;font-weight:600;transition:all .2s}.tabs button.active{background:var(--primary);color:var(--bg)}.status-pill{color:var(--text-dim);background:#ffffff0d;border:1px solid #0000;border-radius:100px;padding:4px 12px;font-size:.75rem;font-weight:600;transition:all .3s}.status-pill.live{color:#0f8;background:#00ff881a;border-color:#0f83;box-shadow:0 0 15px #00ff881a}.tab-content{animation:.3s ease-out fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.player-section{flex-direction:column;align-items:center;gap:30px;margin-bottom:40px;display:flex}.visualizer{align-items:center;gap:6px;height:60px;display:flex}.bar{background:var(--primary);opacity:.3;border-radius:4px;width:4px;height:20px}.visualizer.animating .bar{opacity:1;animation:1.2s ease-in-out infinite wave}.visualizer.animating .bar:nth-child(2){animation-delay:.1s}.visualizer.animating .bar:nth-child(3){animation-delay:.2s}.visualizer.animating .bar:nth-child(4){animation-delay:.3s}.visualizer.animating .bar:nth-child(5){animation-delay:.4s}@keyframes wave{0%,to{height:20px}50%{height:50px}}.controls-box{align-items:center;gap:20px;display:flex}.btn-main{background:var(--primary);width:80px;height:80px;color:var(--bg);cursor:pointer;box-shadow:0 0 30px var(--primary-glow);border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .3s;display:flex}.btn-main:hover{box-shadow:0 0 40px var(--primary-glow);transform:scale(1.05)}.btn-icon{border:1px solid var(--glass-border);width:48px;height:48px;color:var(--text);cursor:pointer;background:#ffffff0d;border-radius:16px;justify-content:center;align-items:center;transition:all .2s;display:flex}.btn-icon:hover:not(:disabled){background:#ffffff1a}.btn-icon.active{background:var(--danger);border-color:#0000;gap:8px;width:auto;padding:0 16px}.timer{font-size:.875rem;font-weight:600}.url-section{flex-direction:column;gap:12px;display:flex}.url-section label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:600}.copy-box{border:1px solid var(--glass-border);background:#ffffff08;border-radius:12px;padding:4px;display:flex}.copy-box input{color:var(--text-dim);background:0 0;border:none;outline:none;flex:1;padding:8px 12px;font-size:.875rem}.copy-box button{width:36px;height:36px;color:var(--text);cursor:pointer;background:#ffffff0d;border:none;border-radius:8px;justify-content:center;align-items:center;transition:all .2s;display:flex}.copy-box button:hover{background:#ffffff1a}.hint{color:var(--text-dim);font-size:.75rem;line-height:1.5}.btn-icon.download{color:var(--primary)}.upload-status{color:var(--primary);margin-top:10px;font-size:.75rem;animation:1.5s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.gallery-content{flex-direction:column;gap:20px;min-height:250px;display:flex}.gallery-header{justify-content:space-between;align-items:center;display:flex}.gallery-header h3{color:var(--text);font-size:1rem}.refresh-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none}.recordings-list{flex-direction:column;gap:12px;max-height:300px;padding-right:8px;display:flex;overflow-y:auto}.recordings-list::-webkit-scrollbar{width:4px}.recordings-list::-webkit-scrollbar-thumb{background:var(--glass-border);border-radius:4px}.recording-item{border:1px solid var(--glass-border);background:#ffffff08;border-radius:12px;justify-content:space-between;align-items:center;padding:12px;display:flex}.rec-info{flex-direction:column;gap:4px;display:flex}.rec-name{font-size:.8125rem;font-weight:600}.rec-date{color:var(--text-dim);font-size:.6875rem}.play-rec-btn{color:var(--primary);background:var(--primary-glow);border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;transition:all .2s;display:flex}.play-rec-btn:hover{transform:scale(1.1)}.setup-notice{text-align:center;border:1px dashed var(--glass-border);background:#ffffff05;border-radius:20px;padding:40px 20px}.setup-notice p{margin-bottom:8px;font-weight:600}.setup-notice small{color:var(--text-dim)}.empty-msg{text-align:center;color:var(--text-dim);padding:20px}.auth-container{justify-content:center;align-items:center;width:100%;display:flex}.auth-card{width:100%;max-width:400px}.auth-card h2{text-align:center;margin-bottom:24px;font-size:1.5rem}.form-group{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.form-group label{color:var(--text-dim);font-size:.875rem}.form-group input{border:1px solid var(--glass-border);color:#fff;background:#ffffff0d;border-radius:12px;outline:none;padding:12px;transition:border-color .2s}.form-group input:focus{border-color:var(--primary)}.btn-primary{background:var(--primary);width:100%;color:var(--bg);cursor:pointer;border:none;border-radius:12px;margin-top:10px;padding:14px;font-weight:700;transition:transform .2s}.btn-primary:active{transform:scale(.98)}.error-msg{color:var(--danger);margin-bottom:12px;font-size:.8125rem}.auth-toggle{text-align:center;color:var(--text-dim);margin-top:24px;font-size:.875rem}.auth-toggle button{color:var(--primary);cursor:pointer;background:0 0;border:none;font-weight:600}.dashboard-container{flex-direction:column;gap:24px;display:flex}.dashboard-header{justify-content:space-between;align-items:center;display:flex}.add-device-form{flex-direction:column;gap:16px;margin-bottom:10px;padding:24px;display:flex}.add-device-form input{border:1px solid var(--glass-border);color:#fff;background:#ffffff0d;border-radius:12px;outline:none;padding:12px}.form-actions{gap:12px;display:flex}.form-actions button[type=button]{border:1px solid var(--glass-border);color:var(--text);cursor:pointer;background:0 0;border-radius:12px;padding:12px 24px}.device-grid{grid-template-columns:1fr;gap:16px;display:grid}.device-card{justify-content:space-between;align-items:center;padding:20px;display:flex}.device-info{align-items:center;gap:16px;display:flex}.device-info h4{margin-bottom:4px;font-size:1rem}.device-info code{color:var(--text-dim);background:#ffffff0d;border-radius:4px;padding:2px 6px;font-size:.75rem}.device-actions{gap:12px;display:flex}.btn-listen{background:var(--primary);color:var(--bg);border-radius:8px;align-items:center;gap:8px;padding:8px 16px;font-size:.875rem;font-weight:600;text-decoration:none;display:flex}.del-btn{color:var(--danger);cursor:pointer;background:#ff4b4b1a;border:1px solid #ff4b4b33;border-radius:8px;padding:8px}.player-container{flex-direction:column;gap:20px;display:flex}.player-header{flex-direction:column;gap:8px;display:flex}.player-header h3{font-size:1.1rem;font-weight:600}.player-header code{color:var(--primary)}.back-btn{color:var(--text-dim);align-items:center;gap:4px;font-size:.875rem;text-decoration:none;display:flex}.player-main{flex-direction:column;align-items:center;gap:32px;padding:40px 20px;display:flex}.player-controls{align-items:center;gap:24px;display:flex}.mute-btn{color:var(--text);cursor:pointer;background:#ffffff0d;border:none;border-radius:12px;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.recording-area{align-items:center;gap:16px;display:flex}.btn-record{border:1px solid var(--glass-border);color:var(--text);cursor:pointer;background:#ffffff0d;border-radius:18px;justify-content:center;align-items:center;width:56px;height:56px;transition:all .3s;display:flex}.btn-record.active{background:var(--danger);border-color:#0000;gap:10px;width:auto;padding:0 20px}.btn-download{color:var(--primary);background:var(--primary-glow);cursor:pointer;border:none;border-radius:12px;padding:12px}.main-nav{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--glass-border);z-index:100;background:#05070acc;justify-content:space-between;align-items:center;padding:16px 24px;display:flex;position:fixed;top:0;left:0;right:0}.user-info{color:var(--text-dim);align-items:center;gap:16px;font-size:.875rem;display:flex}.logout-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none;padding:4px}.logout-btn:hover{color:var(--danger)}.loading-screen{background:var(--bg);justify-content:center;align-items:center;width:100%;height:100vh;display:flex}.spinner{border:3px solid #00f2ff1a;border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=480px){.main-nav .brand span{display:none}}