.settings-section{background:rgba(255,255,255,.05);border:2px solid #4ecdc4;border-radius:15px;padding:20px;margin:20px 0}.settings-section h3{color:#4ecdc4;margin-bottom:20px;font-size:20px;text-align:center}.setting-item{display:flex;justify-content:space-between;align-items:center;margin:15px 0;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.1)}.setting-item:last-child{border-bottom:none}.setting-item label{font-size:16px;color:#fff;font-weight:500}.toggle-switch{position:relative;display:inline-block;width:60px;height:34px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#ccc;transition:.4s;border-radius:34px}.toggle-slider:before{position:absolute;content:"";height:26px;width:26px;left:4px;bottom:4px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.toggle-slider{background-color:#4ecdc4}input:checked+.toggle-slider:before{transform:translateX(26px)}.volume-control{display:flex;align-items:center;gap:15px}.volume-slider{width:150px;height:8px;background:#ddd;border-radius:5px;outline:0;opacity:.7;transition:opacity .2s}.volume-slider:hover{opacity:1}.volume-slider::-webkit-slider-thumb{appearance:none;width:20px;height:20px;background:#4ecdc4;border-radius:50%;cursor:pointer}.volume-slider::-moz-range-thumb{width:20px;height:20px;background:#4ecdc4;border-radius:50%;cursor:pointer;border:none}.volume-display{font-size:14px;color:#4ecdc4;font-weight:700;min-width:40px}.settings-expanded{overflow-y:auto}.section-description{color:#ccc;font-size:14px;margin-bottom:15px;font-style:italic}.radio-group{margin-bottom:12px}.radio-label{display:flex;align-items:flex-start;cursor:pointer;padding:12px;border-radius:8px;border:2px solid rgba(255,255,255,.1);background:rgba(255,255,255,.02);transition:.3s;position:relative}.radio-label:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.05)}.radio-label input[type=radio]{display:none}.radio-custom{width:20px;height:20px;border:2px solid #ccc;border-radius:50%;margin-right:12px;position:relative;flex-shrink:0;margin-top:2px}.radio-custom::after{content:'';width:10px;height:10px;border-radius:50%;background:#4ecdc4;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0);transition:transform .2s}.radio-label input[type=radio]:checked+.radio-custom{border-color:#4ecdc4}.radio-label input[type=radio]:checked+.radio-custom::after{transform:translate(-50%,-50%) scale(1)}.radio-label input[type=radio]:checked~.radio-content{color:#4ecdc4}.radio-content{display:flex;flex-direction:column;gap:4px}.radio-content strong{font-size:16px;font-weight:700}.radio-content small{color:#aaa;font-size:13px;line-height:1.3}.setting-select{background:rgba(0,0,0,.7);border:2px solid rgba(255,255,255,.2);border-radius:6px;color:#fff;padding:8px 12px;font-size:14px;min-width:200px;cursor:pointer}.setting-select:focus{outline:0;border-color:#4ecdc4}.setting-select option{background:#1a1a1a;color:#fff;padding:8px}.ios-notice{background:linear-gradient(135deg,rgba(255,193,7,.1),rgba(255,193,7,.05));border:2px solid #ffc107;border-radius:12px;padding:15px;margin-bottom:20px;animation:2s ease-in-out infinite iosNoticePulse}.ios-notice-content{display:flex;align-items:center;gap:12px}.ios-notice-icon{font-size:24px;flex-shrink:0}.ios-notice-text{color:#ffc107;font-size:14px;line-height:1.4}.ios-notice-text strong{color:#fff;font-weight:600}@keyframes iosNoticePulse{0%,100%{box-shadow:0 0 0 0 rgba(255,193,7,.3)}50%{box-shadow:0 0 0 8px rgba(255,193,7,0)}}.volume-controls-section{transition:opacity .3s,transform .3s}.volume-controls-section.ios-hidden{opacity:.3;transform:scale(.98);pointer-events:none}