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pulse-ring{0%{box-shadow:0 0 0 0 var(--amber-ring)}70%{box-shadow:0 0 0 16px rgba(232,168,56,0)}to{box-shadow:0 0 0 0 rgba(232,168,56,0)}}.ctrl-btn{width:46px;height:46px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s;background:var(--bg3);color:var(--muted)}.ctrl-btn:hover{background:var(--bg4);color:var(--text)}.ctrl-btn:active{transform:scale(.95)}.mute-btn{padding:6px 12px;border-radius:7px;border:1px solid var(--border);background:var(--bg2);color:var(--muted);font-size:11px;cursor:pointer;display:flex;align-items:center;gap:5px;font-family:var(--font);font-weight:600;transition:all .15s}.mute-btn:hover{background:var(--bg3);color:var(--text)}.done-screen{display:flex;flex-direction:column;align-items:center;gap:18px;animation:fadeUp .5s ease forwards}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.done-emoji{font-size:52px}.done-title{font-size:26px;font-weight:800}.done-sub{font-size:13px;color:var(--muted)}[data-theme=glass] .header{background:rgba(15,17,23,.85)}[data-theme=glass] .header,[data-theme=glass] .sidebar{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}[data-theme=glass] .sidebar{background:rgba(15,17,23,.7)}[data-theme=glass] .modal-overlay{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}[data-theme=glass] .block-card,[data-theme=glass] .summary-bar{background:rgba(26,29,39,.6);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}[data-theme=glass] .timer-bg-glow{background:radial-gradient(ellipse 70% 50% at 50% 0,rgba(126,184,208,.06) 0,transparent 70%)!important}[data-theme=glass] .ring-number{text-shadow:0 0 60px rgba(126,184,208,.15)}[data-theme=glass] .modal{background:rgba(26,29,39,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}[data-theme=glass] .mobile-nav-content{background:rgba(15,17,23,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}[data-theme=glass] .toast{background:rgba(31,31,31,.9);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.settings-screen{max-width:600px;margin:0 auto;padding:32px;display:flex;flex-direction:column;gap:32px}.settings-header{display:flex;align-items:center;gap:16px}.settings-title{font-size:22px;font-weight:700}.settings-body{gap:32px}.settings-body,.settings-section{display:flex;flex-direction:column}.settings-section{gap:16px}.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.theme-card{background:var(--bg2);border:2px solid var(--border);border-radius:14px;padding:18px;cursor:pointer;transition:all .2s;text-align:left}.theme-card:hover{border-color:var(--border2);transform:translateY(-1px)}.theme-card.active{border-color:var(--amber);background:var(--bg3)}.theme-preview{height:48px;border-radius:8px;overflow:hidden;margin-bottom:14px;border:1px solid var(--border)}.theme-preview-bar{height:100%;display:flex;align-items:center;padding:0 12px}.theme-preview-bar[data-theme-preview=midnight]{background:#0a0a0a}.theme-preview-bar[data-theme-preview=glass]{background:rgba(15,17,23,.85);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.theme-card-label{font-size:14px;font-weight:700;color:var(--text);margin-bottom:4px}.theme-card-desc{font-size:12px;color:var(--muted)}.settings-about{padding:16px;background:var(--bg2);border:1px solid var(--border);border-radius:12px;font-size:13px}@media (max-width:768px){.settings-screen{padding:16px}}