* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: #000000;
    color: #e5e5e5;
    text-align: center;
    overflow-x: hidden;
}

.loader-container {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100vh;
    background: #000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: opacity 0.5s ease;
}

.gold-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(212, 175, 55, 0.2);
    border-top: 3px solid #d4af37;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

header {
    background: linear-gradient(180deg, #1a1a1a 0%, #000 100%);
    padding: 40px 20px;
}

h1 {
    font-size: 2.5rem;
    color: #d4af37;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.divider {
    height: 2px;
    width: 150px;
    background: linear-gradient(90deg, transparent, #d4af37, transparent);
    margin: 0 auto;
}

.product-info {
    padding: 30px 20px;
}

h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: #fff;
}

.meta-tags {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 10px;
}

.tag {
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid #d4af37;
    color: #d4af37;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.pricing-section {
    padding: 40px 20px;
}

h3 {
    font-size: 1.2rem;
    color: #888;
    margin-bottom: 25px;
}

.price-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 20px;
    max-width: 500px;
    margin: 0 auto 40px auto;
}

.price-card {
    background: #111;
    border: 1px solid #333;
    padding: 20px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.price-card.active {
    border-color: #d4af37;
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
    transform: scale(1.05);
}

.price-card .size {
    display: block;
    font-size: 1rem;
    color: #888;
}

.price-card .price-tag {
    display: block;
    font-size: 1.4rem;
    color: #fff;
    margin-top: 5px;
}

.displayed-price {
    font-size: 4rem;
    font-weight: bold;
    color: #d4af37;
    margin-bottom: 50px;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.displayed-price.updating {
    opacity: 0.1;
}

.currency {
    font-size: 1.5rem;
    margin-right: 10px;
}

footer {
    padding-bottom: 120px;
    color: #888;
    font-size: 0.9rem;
}

.sticky-whatsapp {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: #25d366;
    color: #fff;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
    width: 90%;
    max-width: 400px;
    justify-content: center;
    animation: bounce 2s infinite;
}

.sticky-whatsapp img {
    width: 24px;
    height: 24px;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.hidden { display: none; }