/* ============================
   Produk Section (Default / Emas)
   ============================ */
.produk {
    padding: 8rem 1.5rem;
    background: linear-gradient(to bottom, var(--dark-charcoal), var(--dark-gray));
    text-align: center;
    position: relative;
}

.produk::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1580637250481-b5c6dfaabd91?ixlib=rb-4.0.3&auto=format&fit=crop&w=1500&q=80') center center / cover fixed;
    opacity: 0.1;
    z-index: 1;
}

.produk-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.produk-card {
    background: rgba(26, 26, 26, 0.8);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    transition: all 0.4s ease;
    text-align: left;
    backdrop-filter: blur(10px);
    border: 2px solid var(--gold-primary);
    position: relative;
    z-index: 2;
}

.produk-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, transparent 100%);
    z-index: -1;
}

.produk-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(212, 175, 55, 0.3);
    border-color: var(--gold-secondary);
}

/* Kotak gambar */
.produk-image {
    height: 200px;
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--light-gray) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-primary);
    font-size: 1.2rem;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.produk-image::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 40px;
    background: linear-gradient(
        135deg,
        rgba(255, 215, 0, 0.5) 0%,
        rgba(212, 175, 55, 0.3) 50%,
        transparent 100%
    );
    transform: rotate(-45deg) translateY(-120px);
    animation: shine 3s infinite linear;
}

@keyframes shine {
    0% {
        transform: rotate(-45deg) translateY(-120px);
    }
    100% {
        transform: rotate(-45deg) translateY(400px);
    }
}

/* Gambar produk fit */
.produk-image img {
    max-width: 100% !important;
    max-height: 100% !important;
    object-fit: contain !important;
    border-radius: 10px !important;
    transition: transform 0.4s ease;
}


/* Zoom effect saat hover */
.produk-card:hover .produk-image img {
    transform: scale(1.08);
}

.produk-content {
    padding: 1.5rem;
}

.produk-content h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--gold-primary);
    margin-bottom: 0.5rem;
}

.produk-content p {
    color: var(--off-white);
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

/* ============================
   Silver Theme (Perak)
   ============================ */
:root {
    --silver-primary: #c0c0c0;
    --silver-secondary: #e0e0e0;
}

.produk.perak .produk-card {
    border: 2px solid var(--silver-primary);
}

.produk.perak .produk-card:hover {
    box-shadow: 0 15px 35px rgba(192, 192, 192, 0.3);
    border-color: var(--silver-secondary);
}

.produk.perak .produk-content h4 {
    color: var(--silver-primary) !important; /* override emas */
}

.silver-bg {
    background: linear-gradient(135deg, #b0b0b0 0%, #f0f0f0 100%);
}

.text-silver {
    color: var(--silver-primary);
}

.btn-silver {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--silver-primary);
    color: #222;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-silver:hover {
    background: var(--silver-secondary);
    color: #000;
}

/* Animasi Shine untuk Perak */
.produk.perak .produk-image {
    color: var(--silver-primary);
}

.produk.perak .produk-image::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 40px;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.6) 0%,
        rgba(192, 192, 192, 0.3) 50%,
        transparent 100%
    );
    transform: rotate(-45deg) translateY(-120px);
    animation: shineSilver 3s infinite linear;
}

@keyframes shineSilver {
    0% {
        transform: rotate(-45deg) translateY(-120px);
    }
    100% {
        transform: rotate(-45deg) translateY(400px);
    }
}

/* ============================
   Heading khusus Perak
   ============================ */
.produk.perak h3.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--silver-primary) !important; /* paksa jadi silver */
    margin-bottom: 2rem;
    display: inline-block;
    text-transform: none;
}