:root {
            --primary: #0f172a;
            --gold: #c5a059;
            --silver: #e2e8f0;
            --text-lite: #f1f5f9;
            --glow: rgba(197, 160, 89, 0.4);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }

        html {
            scroll-behavior: smooth;
            background-color: #020617;
            overflow-x: hidden;
        }

        body {
            font-family: 'Lato', sans-serif;
            color: var(--text-lite);
            background-color: var(--primary);
            max-width: 500px;
            margin: 0 auto;
            min-height: 100vh;
            box-shadow: 0 0 100px rgba(0, 0, 0, 0.8);
            position: relative;
        }

        h1,
        h2,
        h3 {
            font-family: 'Playfair Display', serif;
            letter-spacing: 2px;
            color: var(--gold);
            text-shadow: 0 0 10px var(--glow);
        }

        .cursive {
            font-family: 'Sacramento', cursive;
            color: var(--silver);
            font-size: 2.8rem;
        }

        .arabic {
            font-family: 'Amiri', serif;
            font-size: 1.8rem;
            color: var(--gold);
            direction: rtl;
            padding: 20px 0;
        }

        section {
            padding: 60px 20px;
            text-align: center;
        }

        /* ========== NEW ANIMATIONS (LEFT/RIGHT/FADE) ========== */
        .reveal {
            opacity: 0;
            transition: all 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .reveal-bottom {
            transform: translateY(50px);
        }

        .reveal-left {
            transform: translateX(-60px);
        }

        .reveal-right {
            transform: translateX(60px);
        }

        .reveal.active {
            opacity: 1;
            transform: translate(0, 0);
        }

        /* ========== COVER ========== */
        #cover {
            position: fixed;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100%;
            max-width: 500px;
            height: 100%;
            background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.9)),
                url('/img/basic-img/silverclass/aura-silver/bg-hero.jpg');
            background-size: cover;
            background-position: center;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            z-index: 10000;
            transition: transform 1.2s ease-in-out;
            padding: 20px;
            text-align: center;
        }

        #cover.hide {
            transform: translateX(-50%) translateY(-100%);
            opacity: 0;
            pointer-events: none;
        }

        .btn-open {
            padding: 12px 30px;
            background: transparent;
            color: var(--gold);
            border: none;
            border-radius: 50px;
            font-family: 'Inter', sans-serif;
            font-weight: 600;
            cursor: pointer;
        
            /* Flex di dalam tombol untuk icon & teks */
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        
            /* Shadow Awal */
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            margin-top: 20px;
            
            /* Animasi Berdetak saat diam (Optional: agar tamu tahu ini tombol) */
            animation: heartbeat 2s infinite;
        }
        
        .btn-open:hover {
            background: var(--gold); /* Tetap putih agar cahaya lebih terlihat */
            transform: scale(1.1);
            
            color: #222;
            /* Efek Cahaya dan Shadow yang kuat */
            box-shadow: 0 0 20px rgba(255, 255, 255, 0.8), 
                        0 0 40px rgba(var(--color-primary-rgb), 0.5), 
                        0 10px 30px rgba(0, 0, 0, 0.3);
            
            /* Berdetak lebih cepat saat di-hover */
            animation: heartbeat 0.8s infinite;
        }
        
        /* Kunci Animasi Berdetak */
        @keyframes heartbeat {
            0% {
                transform: scale(1);
                box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            }
            50% {
                transform: scale(1.05);
                /* Efek Cahaya memancar saat berdetak */
                box-shadow: 0 0 25px rgba(255, 255, 255, 0.6), 
                            0 10px 25px rgba(0, 0, 0, 0.4);
            }
            100% {
                transform: scale(1);
                box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            }
        }
        
        /* ========== COUNTDOWN ========== */
        .timer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-top: 30px;
        }

        .timer-item {
            background: rgba(255, 255, 255, 0.05);
            padding: 15px 5px;
            border-radius: 8px;
            border: 1px solid rgba(197, 160, 89, 0.3);
        }

        .timer-item span {
            display: block;
            font-size: 1.2rem;
            font-weight: bold;
            color: var(--gold);
        }

        .timer-item small {
            font-size: 0.6rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* ========== PHOTO FRAME ========== */
        .photo-stellar {
            width: 240px;
            height: 320px;
            margin: 0 auto 20px;
            position: relative;
            border: 1px solid var(--gold);
            padding: 8px;
            background: rgba(255, 255, 255, 0.05);
        }

        .photo-stellar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ========== MASONRY GALLERY ========== */
        .masonry-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            grid-auto-rows: 150px;
            gap: 10px;
            margin-top: 30px;
        }

        .masonry-item {
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid rgba(197, 160, 89, 0.2);
        }

        .masonry-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .item-large {
            grid-column: span 1;
            grid-row: span 2;
        }

        /* ========== RSVP FORM ========== */
        .rsvp-form {
            text-align: left;
            margin-top: 30px;
        }

        .rsvp-form input,
        .rsvp-form select,
        .rsvp-form textarea {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(197, 160, 89, 0.3);
            color: white;
            border-radius: 5px;
            outline: none;
        }

        .btn-submit {
            width: 100%;
            padding: 12px;
            background: var(--gold);
            color: var(--primary);
            border: none;
            font-weight: bold;
            cursor: pointer;
            border-radius: 5px;
        }

        /* ========== FOOTER STYLES ========== */
footer {
    padding: 100px 20px 60px;
    text-align: center;
    background: #020617; /* Navy Gelap */
    color: var(--text-lite);
    border-top: 1px solid rgba(197, 160, 89, 0.2);
    position: relative;
}

footer .thank-you-text {
    max-width: 400px;
    margin: 0 auto 40px;
    font-size: 0.9rem;
    line-height: 1.8;
    opacity: 0.8;
}

footer h2 {
    font-size: clamp(2rem, 8vw, 3rem);
    margin: 10px 0;
    color: var(--gold);
}

.back-to-top {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--gold);
    text-decoration: none;
    font-size: 0.7rem;
    letter-spacing: 2px;
    margin-bottom: 50px;
    transition: 0.3s;
    cursor: pointer;
}

.back-to-top i {
    font-size: 1.2rem;
    animation: bounceVertical 2s infinite;
}

@keyframes bounceVertical {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
    40% {transform: translateY(-10px);}
    60% {transform: translateY(-5px);}
}

footer .footer-tagline {
    font-size: 0.7rem;
    letter-spacing: 4px;
    opacity: 0.5;
    text-transform: uppercase;
}
        /* ========== MUSIC CONTROL ========== */
        .music-control {
            position: fixed;
            bottom: 25px;
            left: 50%;
            transform: translateX(-235px);
            z-index: 1000;
        }

        .music-btn {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid var(--gold);
            color: var(--gold);
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
        }

        .music-btn.playing {
            animation: rotateMusic 3s linear infinite;
        }

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

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

        body.no-scroll {
            overflow: hidden;
        }

        @media (max-width: 500px) {
            .music-control {
                left: 20px;
                transform: none;
            }
        }