:root {
    --bg-color: #8b3b08;
    --text-color: #cdac95;
    --button-shadow: #a68b78;
    --transition-speed: 0.6s;
    --ease-smooth: cubic-bezier(0.65, 0, 0.35, 1);
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
    font-family: 'JetBrains Mono', monospace;
    overflow-x: hidden;
}

.view {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

h1 {
    margin: 0;
    font-size: 3rem;
}

.subtitle {
    max-width: 600px;
    margin: 10px 20px 0 20px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
}

.underline {
    text-decoration: underline;
}

.time-display {
    font-size: 8rem;
    font-weight: bold;
    margin: 20px 0;
    text-shadow: 0 4px var(--button-shadow);
}

.controls {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

.controls button {
    min-width: 150px;
    flex: 1;
    max-width: 200px;
}

.custom-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
}

.custom-input-group input {
    width: 100px;
    padding: 15px;
    font-size: 2rem;
    text-align: center;
    background-color: transparent;
    border: 2px solid var(--text-color);
    border-radius: 12px;
    color: var(--text-color);
    font-family: 'JetBrains Mono', monospace;
}

.custom-input-group input:focus {
    outline: none;
    background-color: rgba(205, 172, 149, 0.1);
}

.custom-input-group span {
    font-size: 2rem;
    font-weight: bold;
}

/* Hilangkan panah input number */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type=number] {
    -moz-appearance: textfield;
}

@media (max-width: 480px) {
    .controls {
        gap: 10px;
    }
    
    .controls button {
        min-width: 100px; /* Diperkecil lagi agar 3 tombol muat */
        padding: 12px 10px;
        font-size: 0.9rem;
    }

    .custom-input-group input {
        width: 80px;
        font-size: 1.5rem;
    }

    h1 {
        font-size: 2.2rem;
    }

    .time-display {
        font-size: 5rem;
    }
}

button {
    margin-top: 30px;
    padding: 12px 32px;
    font-size: 1.1rem;
    background-color: var(--text-color);
    color: var(--bg-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    box-shadow: 0 6px var(--button-shadow);
    position: relative;
    transition: all 0.1s;
}

button:hover {
    box-shadow: 0 4px var(--button-shadow);
    transform: translateY(2px);
}

button:active {
    box-shadow: 0 0 var(--button-shadow);
    transform: translateY(6px);
}

.back-button {
    position: absolute;
    top: 20px;
    left: 20px;
    margin-top: 0;
    padding: 8px 16px;
    font-size: 0.9rem;
    box-shadow: 0 4px var(--button-shadow);
    z-index: 10;
}

.back-button:active {
    transform: translateY(4px);
}

.custom-notif {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(139, 59, 8, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.notif-content {
    background-color: var(--text-color);
    color: var(--bg-color);
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    max-width: 400px;
    width: 90%;
}

.notif-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 20px;
}

.notif-content p {
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 30px;
}

.notif-content button {
    margin-top: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    box-shadow: 0 6px #5e2805;
}

.developer-credit {
    margin-top: 40px;
    font-size: 0.8rem;
    opacity: 0.7;
}

@keyframes slideInLeft {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.slide-in-left {
    animation: slideInLeft var(--transition-speed) forwards var(--ease-smooth);
}

@keyframes slideOutRight {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

.slide-out-right {
    animation: slideOutRight var(--transition-speed) forwards var(--ease-smooth);
    pointer-events: none;
}

@keyframes slideOutLeft {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(-100%); opacity: 0; }
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.slide-out {
    animation: slideOutLeft var(--transition-speed) forwards var(--ease-smooth);
    pointer-events: none;
}

.slide-in {
    animation: slideInRight var(--transition-speed) forwards var(--ease-smooth);
}