/* 从 settings.html 抽离的页面样式 */
:root{--bg:#0a0820;--bg2:#141032;--surface:rgba(255,255,255,.06);--border:rgba(255,255,255,.12);--text:#e8e6f5;--text2:#a8a4c8;--gold:#fbbf24;--pink:#f472b6;--purple:#a855f7;--green:#4ade80;--red:#f87171}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:radial-gradient(ellipse at 50% 0%,#1a1040 0%,var(--bg) 60%);color:var(--text);min-height:100vh;padding:20px}
.bg-layer{position:fixed;inset:0;background:radial-gradient(circle at 20% 30%,rgba(168,85,247,.15) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(244,114,182,.12) 0%,transparent 50%);pointer-events:none;z-index:0}
.stars{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.stars i{position:absolute;background:#fff;border-radius:50%;animation:twinkle var(--t,3s) ease-in-out infinite}
@keyframes twinkle{0%,100%{opacity:.2}50%{opacity:1}}
@keyframes toastIn{from{opacity:0;transform:translateX(-50%) translateY(-20px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
.container{max-width:700px;margin:0 auto;position:relative;z-index:1}
.back-link{display:inline-block;margin-bottom:16px;color:var(--pink);text-decoration:none;font-size:13px;border:1px solid var(--border);padding:5px 12px;border-radius:20px;background:var(--surface)}
.back-link:hover{color:#fff;border-color:var(--pink)}
.header{text-align:center;margin-bottom:30px}
.header h1{font-size:1.8rem;background:linear-gradient(135deg,var(--gold),var(--pink),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px}
.header p{color:var(--text2);font-size:.9rem}
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:16px;backdrop-filter:blur(10px)}
.setting-item{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--border)}
.setting-item:last-child{border-bottom:none}
.setting-info{flex:1}
.setting-title{font-size:1rem;font-weight:600;margin-bottom:4px;display:flex;align-items:center;gap:8px}
.setting-desc{font-size:.8rem;color:var(--text2)}
.switch{position:relative;width:52px;height:28px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;cursor:pointer;inset:0;background:rgba(255,255,255,.15);border-radius:28px;transition:.3s}
.slider:before{position:absolute;content:"";height:22px;width:22px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.3s}
input:checked + .slider{background:linear-gradient(135deg,var(--green),#22c55e)}
input:checked + .slider:before{transform:translateX(24px)}
.status-tag{display:inline-block;font-size:.7rem;padding:2px 8px;border-radius:10px;font-weight:600}
.status-private{background:rgba(248,113,113,.15);color:var(--red)}
.status-public{background:rgba(74,222,128,.15);color:var(--green)}
.save-status{text-align:center;padding:12px;border-radius:10px;margin-top:16px;font-size:.85rem;display:none}
.save-status.show{display:block}
.save-status.success{background:rgba(74,222,128,.1);color:var(--green);border:1px solid rgba(74,222,128,.3)}
.save-status.error{background:rgba(248,113,113,.1);color:var(--red);border:1px solid rgba(248,113,113,.3)}
.loading{text-align:center;padding:40px;color:var(--text2)}
.no-perm{text-align:center;padding:60px 20px}
.no-perm .icon{font-size:4rem;margin-bottom:16px}
.no-perm h2{color:var(--red);margin-bottom:12px}
.no-perm p{color:var(--text2);font-size:.9rem}
.footer{text-align:center;color:var(--text2);font-size:.75rem;padding:20px 0}
.music-upload-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 15px;
        margin-top: 15px;
      }
      .music-upload-item {
        background: var(--surface);
        border-radius: 12px;
        padding: 15px;
        text-align: center;
        border: 1px solid var(--border);
      }
      .music-theme-tag {
        font-size: 0.9rem;
        font-weight: 600;
        margin-bottom: 10px;
        padding: 5px 10px;
        border-radius: 20px;
        display: inline-block;
      }
      .music-theme-tag.starry { background: rgba(99,102,241,0.15); color: #818cf8; }
      .music-theme-tag.sakura { background: rgba(244,114,182,0.15); color: #f472b6; }
      .music-theme-tag.ocean { background: rgba(56,189,248,0.15); color: #38bdf8; }
      .upload-btn {
        width: 100%;
        padding: 10px;
        background: var(--primary);
        color: white;
        border: none;
        border-radius: 8px;
        cursor: pointer;
        font-size: 0.9rem;
        margin: 10px 0;
        transition: all 0.2s;
      }
      .upload-btn:hover { opacity: 0.9; transform: translateY(-1px); }
      .upload-btn:disabled { opacity: 0.5; cursor: not-allowed; }
      .music-status {
        font-size: 0.8rem;
        color: var(--text2);
        margin-top: 5px;
      }
      .music-upload-hint {
        margin-top: 15px;
        padding: 10px;
        background: var(--surface2);
        border-radius: 8px;
        font-size: 0.85rem;
        color: var(--text2);
      }