:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a2e;--text-primary: #ffffff;--text-secondary: #a0a0b0;--text-muted: #606070;--accent-cyan: #00d4ff;--accent-green: #00ff88;--accent-red: #ff4757;--accent-orange: #ff9f43;--accent-purple: #a855f7;--accent-yellow: #ffd93d;--phase-work: #00ff88;--phase-rest: #00d4ff;--phase-warmup: #ff9f43;--phase-cooldown: #a855f7;--phase-prepare: #ffd93d;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 28px;--shadow: 0 4px 20px rgba(0, 0, 0, .4);--font-display: "Orbitron", monospace;--font-body: "Space Grotesk", sans-serif;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden;background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-body);-webkit-tap-highlight-color:transparent;user-select:none}body{display:flex;flex-direction:column;padding-top:var(--safe-top);padding-bottom:var(--safe-bottom)}.header{padding:16px 20px;text-align:center;background:var(--bg-secondary);border-bottom:1px solid var(--bg-tertiary)}.header h1{font-family:var(--font-display);font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.main{flex:1;overflow-y:auto;overflow-x:hidden;padding:20px 20px 100px}.nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--bg-secondary);border-top:1px solid var(--bg-tertiary);padding-bottom:var(--safe-bottom);z-index:100}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 8px;background:none;border:none;color:var(--text-muted);font-family:var(--font-body);font-size:.75rem;cursor:pointer;transition:color .2s}.nav-item.active{color:var(--accent-cyan)}.nav-item svg{width:24px;height:24px}.tab{display:none}.tab.active{display:block}.timer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px}.timer-card{background:var(--bg-secondary);border:1px solid var(--bg-tertiary);border-radius:var(--radius-lg);padding:20px 16px;text-align:center;cursor:pointer;transition:all .2s}.timer-card:hover,.timer-card:active{border-color:var(--accent-cyan);transform:translateY(-2px)}.timer-card .icon{font-size:2rem;margin-bottom:8px}.timer-card h3{font-family:var(--font-display);font-size:.9rem;font-weight:700;margin-bottom:4px}.timer-card p{font-size:.75rem;color:var(--text-secondary)}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:6px}.form-row{display:flex;gap:12px}.form-row .form-group{flex:1}input[type=number],input[type=text],textarea,select{width:100%;padding:12px 16px;background:var(--bg-tertiary);border:1px solid transparent;border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-body);font-size:1rem;outline:none;transition:border-color .2s}input:focus,textarea:focus,select:focus{border-color:var(--accent-cyan)}textarea{min-height:200px;resize:vertical;font-family:monospace}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border:none;border-radius:var(--radius-md);font-family:var(--font-body);font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:linear-gradient(135deg,var(--accent-cyan),var(--accent-green));color:var(--bg-primary)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary)}.btn-danger{background:var(--accent-red);color:#fff}.btn-block{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-group{display:flex;gap:12px;margin-top:20px}.btn-group .btn{flex:1}.presets{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.preset-btn{padding:8px 16px;background:var(--bg-tertiary);border:1px solid var(--bg-tertiary);border-radius:var(--radius-xl);color:var(--text-secondary);font-size:.85rem;cursor:pointer;transition:all .2s}.preset-btn:hover,.preset-btn.active{border-color:var(--accent-cyan);color:var(--accent-cyan)}.timer-screen{display:none;position:fixed;inset:0;background:var(--bg-primary);z-index:200;flex-direction:column;padding:var(--safe-top) 20px var(--safe-bottom)}.timer-screen.active{display:flex}.timer-phase{text-align:center;padding:20px;font-family:var(--font-display);font-size:2rem;font-weight:900;text-transform:uppercase;letter-spacing:4px}.timer-display{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px}.timer-time{font-family:var(--font-display);font-size:6rem;font-weight:900;line-height:1}.timer-info{font-size:1.25rem;color:var(--text-secondary)}.timer-next{font-size:1rem;color:var(--text-muted);margin-top:8px}.timer-progress{width:100%;height:6px;background:var(--bg-tertiary);border-radius:3px;overflow:hidden;margin:20px 0}.timer-progress-bar{height:100%;transition:width .1s linear}.timer-controls{display:flex;gap:16px;padding:20px 0}.timer-controls .btn{flex:1;padding:18px;font-size:1.1rem}.timer-btn-round{width:80px;height:80px;border-radius:50%;font-size:1.5rem}.timer-metronome{display:none;align-items:center;justify-content:center;gap:10px;padding:10px 20px;background:var(--bg-tertiary);border-radius:var(--radius-xl);margin-top:12px}.timer-metronome.active{display:inline-flex}.metro-dot{width:12px;height:12px;border-radius:50%;background:var(--accent-purple);transition:transform .05s,box-shadow .05s}.metro-dot.beat{transform:scale(1.5);box-shadow:0 0 12px var(--accent-purple),0 0 24px var(--accent-purple)}.metro-bpm-display{font-family:var(--font-display);font-size:1rem;color:var(--accent-purple)}.timer-stats{display:flex;gap:32px;justify-content:center;margin-top:16px}.timer-stat{text-align:center}.timer-stat-label{font-size:.8rem;color:var(--text-muted);display:flex;align-items:center;gap:4px;justify-content:center}.timer-stat-value{font-family:var(--font-display);font-size:1.1rem;color:var(--text-secondary)}.complete-screen{display:none;position:fixed;inset:0;background:var(--bg-primary);z-index:200;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center}.complete-screen.active{display:flex}.complete-icon{font-size:5rem;margin-bottom:24px}.complete-title{font-family:var(--font-display);font-size:2rem;font-weight:900;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:32px}.complete-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;width:100%;max-width:300px;margin-bottom:40px}.stat-item{background:var(--bg-secondary);border-radius:var(--radius-md);padding:16px}.stat-value{font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:var(--accent-cyan)}.stat-label{font-size:.8rem;color:var(--text-secondary);margin-top:4px}.library-header{display:flex;gap:12px;margin-bottom:16px}.library-header input{flex:1}.workout-list{display:flex;flex-direction:column;gap:12px}.workout-item{background:var(--bg-secondary);border:1px solid var(--bg-tertiary);border-radius:var(--radius-md);padding:16px;cursor:pointer;transition:border-color .2s}.workout-item:hover{border-color:var(--accent-cyan)}.workout-item-header{display:flex;align-items:center;gap:12px;margin-bottom:8px}.workout-item-name{flex:1;font-weight:600}.workout-item-fav{color:var(--text-muted);cursor:pointer}.workout-item-fav.active{color:var(--accent-yellow)}.workout-item-meta{display:flex;gap:16px;font-size:.8rem;color:var(--text-secondary)}.workout-item-actions{display:flex;gap:8px;margin-top:12px}.workout-item-actions .btn{padding:8px 16px;font-size:.85rem}.settings-section{background:var(--bg-secondary);border-radius:var(--radius-md);padding:16px;margin-bottom:16px}.settings-section h3{font-size:.9rem;color:var(--accent-cyan);margin-bottom:16px;text-transform:uppercase;letter-spacing:1px}.setting-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--bg-tertiary)}.setting-row:last-child{border-bottom:none}.setting-label{font-size:.95rem}.setting-desc{font-size:.8rem;color:var(--text-secondary);margin-top:2px}.toggle{position:relative;width:52px;height:28px;background:var(--bg-tertiary);border-radius:14px;cursor:pointer;transition:background .2s}.toggle.active{background:var(--accent-cyan)}.toggle:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;background:#fff;border-radius:50%;transition:transform .2s}.toggle.active:after{transform:translate(24px)}.range-container{display:flex;align-items:center;gap:12px}.range-container input[type=range]{flex:1;-webkit-appearance:none;height:6px;background:var(--bg-tertiary);border-radius:3px;padding:0}.range-container input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;background:var(--accent-cyan);border-radius:50%;cursor:pointer}.range-value{min-width:40px;text-align:right;font-family:var(--font-display);color:var(--accent-cyan)}.modal-overlay{display:none;position:fixed;inset:0;background:#000c;z-index:300;align-items:center;justify-content:center;padding:20px}.modal-overlay.active{display:flex}.modal{background:var(--bg-secondary);border-radius:var(--radius-lg);width:100%;max-width:400px;max-height:80vh;overflow-y:auto;padding:24px}.modal h2{font-family:var(--font-display);font-size:1.25rem;margin-bottom:20px}.preview-section{background:var(--bg-secondary);border-radius:var(--radius-md);padding:16px;margin-top:20px}.preview-section h4{font-size:.85rem;color:var(--text-secondary);margin-bottom:12px}.preview-stats{display:flex;flex-wrap:wrap;gap:16px}.preview-stat{text-align:center}.preview-stat-value{font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--accent-cyan)}.preview-stat-label{font-size:.75rem;color:var(--text-secondary)}.laps-container{max-height:200px;overflow-y:auto;margin-top:16px}.lap-item{display:flex;justify-content:space-between;padding:8px 12px;background:var(--bg-tertiary);border-radius:var(--radius-sm);margin-bottom:4px;font-family:var(--font-display);font-size:.9rem}.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}.empty-state .icon{font-size:3rem;margin-bottom:16px}.config-screen{display:none;position:fixed;inset:0;background:var(--bg-primary);z-index:150;flex-direction:column;overflow-y:auto}.config-screen.active{display:flex}.config-header{display:flex;align-items:center;gap:16px;padding:16px 20px;padding-top:calc(16px + var(--safe-top));background:var(--bg-secondary);border-bottom:1px solid var(--bg-tertiary)}.config-header h2{flex:1;font-family:var(--font-display);font-size:1.25rem}.config-back{background:none;border:none;color:var(--text-primary);font-size:1.5rem;cursor:pointer;padding:8px}.config-body{flex:1;padding:20px 20px 100px;overflow-y:auto}.config-footer{position:fixed;bottom:0;left:0;right:0;padding:16px 20px;padding-bottom:calc(16px + var(--safe-bottom));background:var(--bg-secondary);border-top:1px solid var(--bg-tertiary)}.badge{display:inline-block;padding:4px 10px;border-radius:var(--radius-xl);font-size:.75rem;font-weight:600;text-transform:uppercase}.badge-work{background:var(--phase-work);color:var(--bg-primary)}.badge-rest{background:var(--phase-rest);color:var(--bg-primary)}.badge-warmup{background:var(--phase-warmup);color:var(--bg-primary)}.badge-cooldown{background:var(--phase-cooldown);color:var(--bg-primary)}.badge-intervals{background:var(--phase-work);color:var(--bg-primary)}.badge-emom{background:var(--accent-cyan);color:var(--bg-primary)}.badge-amrap{background:var(--accent-orange);color:var(--bg-primary)}.badge-fortime{background:var(--accent-purple);color:var(--bg-primary)}.badge-custom{background:var(--accent-yellow);color:var(--bg-primary)}.badge-stopwatch,.badge-countdown{background:var(--accent-cyan);color:var(--bg-primary)}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.pulse{animation:pulse 1s infinite}@keyframes flash{0%,to{opacity:1}50%{opacity:.5}}.flash{animation:flash .5s infinite}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:3px}.text-editor{font-family:Fira Code,monospace;line-height:1.6;tab-size:2}.metronome-section{background:var(--bg-secondary);border-radius:var(--radius-md);padding:16px;margin-top:20px}.metronome-section h4{font-size:.9rem;color:var(--accent-purple);margin-bottom:16px;display:flex;align-items:center;gap:8px}.bpm-control{display:flex;flex-direction:column;gap:12px;margin:16px 0}.bpm-input-row{display:flex;align-items:center;justify-content:center;gap:8px}.bpm-input{width:70px;padding:10px;background:var(--bg-tertiary);border:2px solid var(--accent-purple);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-display);font-size:1.5rem;font-weight:700;text-align:center;outline:none}.bpm-input:focus{border-color:var(--accent-cyan);box-shadow:0 0 10px #a855f74d}.bpm-label{font-family:var(--font-display);font-size:1rem;color:var(--accent-purple)}.bpm-slider{width:100%;-webkit-appearance:none;height:8px;background:var(--bg-tertiary);border-radius:4px;padding:0}.bpm-slider::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;background:var(--accent-purple);border-radius:50%;cursor:pointer;box-shadow:0 2px 8px #a855f766}.bpm-slider::-moz-range-thumb{width:24px;height:24px;background:var(--accent-purple);border-radius:50%;cursor:pointer;border:none}.bpm-presets{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:16px}.bpm-preset{padding:6px 14px;background:var(--bg-tertiary);border:1px solid var(--bg-tertiary);border-radius:var(--radius-xl);color:var(--text-secondary);font-size:.85rem;cursor:pointer;transition:all .2s}.bpm-preset:hover,.bpm-preset.active{border-color:var(--accent-purple);color:var(--accent-purple)}.play-during{display:flex;gap:16px;justify-content:center;margin-top:12px}.play-during label{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:.9rem;color:var(--text-secondary)}.play-during input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent-purple)}.play-during .emoji{font-size:1rem}