/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

/* Container Utama */
.container {
    background: transparent;
    max-width: 1000px;
    width: 100%;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header / Judul */
.header {
    text-align: center;
    margin-bottom: 50px;
}

.header h1 {
    font-size: 3rem;
    color: #fff;
    font-weight: 800;
    letter-spacing: -1px;
    text-shadow: 0 0 40px rgba(102, 126, 234, 0.3);
}

.header .subtitle {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.1rem;
    margin-top: 10px;
    letter-spacing: 2px;
    font-weight: 300;
}

/* Grid Menu */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

/* Card Menu */
.menu-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 25px;
    padding: 35px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-decoration: none;
    display: block;
    position: relative;
    overflow: hidden;
}

.menu-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.menu-item:active {
    transform: scale(0.95);
}

/* Glow effect */
.menu-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.menu-item:hover::before {
    opacity: 1;
}

/* ===== ICON GAMBAR ===== */
.menu-item .icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    display: block;
    transition: all 0.4s;
}

.menu-item .icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 20px;
    transition: all 0.4s;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.2));
}

.menu-item:hover .icon img {
    transform: scale(1.15) rotate(5deg);
    filter: drop-shadow(0 8px 30px rgba(102, 126, 234, 0.4));
}

/* Fallback jika gambar tidak ada (pakai emoji) */
.menu-item .icon .fallback {
    font-size: 3.5rem;
    display: none;
}

.menu-item .icon.error img {
    display: none;
}

.menu-item .icon.error .fallback {
    display: block;
}

/* Nama Aplikasi */
.menu-item .name {
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

/* Deskripsi */
.menu-item .description {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 300;
}

/* Warna berbeda untuk tiap card (glow effect) */
.menu-item:nth-child(1) {
    box-shadow: inset 0 0 30px rgba(102, 126, 234, 0.1);
}

.menu-item:nth-child(2) {
    box-shadow: inset 0 0 30px rgba(240, 147, 251, 0.1);
}

.menu-item:nth-child(3) {
    box-shadow: inset 0 0 30px rgba(79, 172, 254, 0.1);
}

.menu-item:nth-child(4) {
    box-shadow: inset 0 0 30px rgba(67, 233, 123, 0.1);
}

.menu-item:nth-child(5) {
    box-shadow: inset 0 0 30px rgba(250, 112, 154, 0.1);
}

.menu-item:nth-child(6) {
    box-shadow: inset 0 0 30px rgba(246, 211, 101, 0.1);
}

.menu-item:nth-child(1):hover {
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2), inset 0 0 30px rgba(102, 126, 234, 0.15);
}

.menu-item:nth-child(2):hover {
    box-shadow: 0 20px 60px rgba(240, 147, 251, 0.2), inset 0 0 30px rgba(240, 147, 251, 0.15);
}

.menu-item:nth-child(3):hover {
    box-shadow: 0 20px 60px rgba(79, 172, 254, 0.2), inset 0 0 30px rgba(79, 172, 254, 0.15);
}

.menu-item:nth-child(4):hover {
    box-shadow: 0 20px 60px rgba(67, 233, 123, 0.2), inset 0 0 30px rgba(67, 233, 123, 0.15);
}

.menu-item:nth-child(5):hover {
    box-shadow: 0 20px 60px rgba(250, 112, 154, 0.2), inset 0 0 30px rgba(250, 112, 154, 0.15);
}

.menu-item:nth-child(6):hover {
    box-shadow: 0 20px 60px rgba(246, 211, 101, 0.2), inset 0 0 30px rgba(246, 211, 101, 0.15);
}

/* Footer */
.footer {
    text-align: center;
    padding-top: 30px;
}

.footer p {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 1px;
}

/* ===== MUSIC CONTROL ===== */
.music-control {
    position: fixed;
    top: 25px;
    right: 25px;
    z-index: 1000;
}

.music-btn {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: none;
    border-radius: 50px;
    padding: 12px 25px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: #fff;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.music-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
}

.music-btn:active {
    transform: scale(0.95);
}

.music-btn #musicIcon {
    font-size: 1.2rem;
}

.music-btn.playing #musicIcon {
    animation: spin 2s linear infinite;
    display: inline-block;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Responsive */
@media (max-width: 600px) {
    body {
        padding: 15px;
    }

    .header h1 {
        font-size: 2rem;
    }

    .header .subtitle {
        font-size: 0.9rem;
    }

    .menu-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 15px;
    }

    .menu-item {
        padding: 25px 15px;
        border-radius: 20px;
    }

    .menu-item .icon {
        width: 60px;
        height: 60px;
    }

    .menu-item .name {
        font-size: 1rem;
    }

    .music-control {
        top: 15px;
        right: 15px;
    }

    .music-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
        gap: 6px;
    }
}

/* Efek partikel */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(240, 147, 251, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(79, 172, 254, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}