:root{--bg: #1e1e2e;--surface: #2a2a3c;--surface-2: #34344a;--primary: #ff6347;--primary-hover: #ff7f66;--break: #4a9eff;--text: #e4e4e7;--text-muted: #a1a1aa;--border: #3f3f5a;--success: #22c55e;--danger: #ef4444}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.app{max-width:900px;margin:0 auto;padding:24px 16px 48px}.app-header{text-align:center;margin-bottom:24px}.app-header h1{font-size:28px;font-weight:700}.app-header p{color:var(--text-muted);margin-top:4px}.tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:1px solid var(--border)}.tab{background:none;border:none;color:var(--text-muted);padding:10px 16px;cursor:pointer;font-size:15px;border-bottom:2px solid transparent;margin-bottom:-1px}.tab.active{color:var(--text);border-bottom-color:var(--primary)}.timer-card{background:var(--surface);border-radius:16px;padding:32px;text-align:center;margin-bottom:24px}.timer-mode{font-size:14px;text-transform:uppercase;letter-spacing:2px;color:var(--text-muted);margin-bottom:8px}.timer-mode.work{color:var(--primary)}.timer-mode.break{color:var(--break)}.timer-display{font-size:72px;font-weight:700;font-variant-numeric:tabular-nums;margin:8px 0 16px}.timer-current-task{color:var(--text-muted);font-size:14px;margin-bottom:16px;min-height:20px}.timer-controls{display:flex;gap:12px;justify-content:center}.btn{border:none;border-radius:8px;padding:10px 20px;font-size:15px;cursor:pointer;transition:background .15s,opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface-2);color:var(--text)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){color:var(--text)}.task-input-row{display:flex;gap:8px;margin-bottom:16px}.task-input-row input{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text);font-size:15px}.task-input-row input[type=text]{flex:1}.task-input-row input:focus{outline:none;border-color:var(--primary)}.task-item input[type=number]{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;padding:4px 6px;color:var(--text);font-size:14px}.task-list{list-style:none;display:flex;flex-direction:column;gap:8px}.task-item{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:12px 14px}.task-item.active{border-color:var(--primary)}.task-item.completed .task-title{text-decoration:line-through;color:var(--text-muted)}.task-checkbox{width:20px;height:20px;cursor:pointer;accent-color:var(--success)}.task-title{flex:1;font-size:15px}.task-pomodoros{color:var(--primary);font-size:13px;font-weight:600;white-space:nowrap}.task-actions{display:flex;gap:6px}.task-actions button{background:transparent;border:1px solid var(--border);border-radius:6px;color:var(--text-muted);padding:4px 10px;font-size:13px;cursor:pointer}.task-actions button:hover{color:var(--text)}.task-actions button.danger:hover{color:var(--danger);border-color:var(--danger)}.task-actions button.active-btn{color:var(--primary);border-color:var(--primary)}.empty-state{text-align:center;color:var(--text-muted);padding:32px}.stats-list{list-style:none;display:flex;flex-direction:column;gap:8px}.stat-item{display:flex;justify-content:space-between;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:12px 16px}.stat-date{font-weight:600}.stat-detail{color:var(--text-muted);font-size:14px}.stat-pomodoros{color:var(--primary);font-weight:700;font-size:18px}