:root {
    --primary: #3b82f6; /* Blue */
    --bg-gradient: linear-gradient(135deg, #dbeafe, #bfdbfe, #93c5fd);
}

.timer-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.timer-display {
    font-size: 8rem;
    font-weight: bold;
    color: var(--primary);
    background: #fff;
    width: 100%;
    text-align: center;
    border-radius: 24px;
    box-shadow: inset 0 4px 6px rgba(0,0,0,0.1), 0 10px 15px rgba(0,0,0,0.1);
    font-family: 'Outfit', sans-serif;
    letter-spacing: 5px;
}

.timer-display.alert {
    color: #ef4444;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.settings {
    display: flex;
    gap: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.input-group input {
    width: 80px;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1.2rem;
    text-align: center;
}

.controls {
    display: flex;
    gap: 15px;
}

.hidden {
    display: none !important;
}