:root {
	---bright-gold: #F4C430; /* Dùng cho nền tối */
	---dark-gold: #B8860B; /* Dùng cho nền sáng */
	---sku: #6b5a3a;
}

.gold-line {
    width: 3.65vw;
    height: 0.1vw;
    background: linear-gradient(90deg, #c6a75e, #e7d3a3);
    margin-bottom: 1vw;
}

.gold-line-center {
    width: 3.65vw;
    height: 0.1vw;
    background: linear-gradient(90deg, #c6a75e, #e7d3a3);
    margin: 1vw auto 3.1vw;
}

.gold-btn {
    display: inline-block;
    padding: 0.7vw 1.8vw;
    background: linear-gradient(90deg, #c6a75e, #e7d3a3);
    color: #fff;
    text-decoration: none;
    letter-spacing: 0.05vw;
    font-size: 0.7vw;
    border-radius: 1.6vw;
    transition: all 0.3s ease;
}

.gold-btn:hover {
    transform: translateY(-0.2vw);
    box-shadow: 0 0.8vw 1.8vw rgba(198,167,94,0.3);
}

@media (max-width: 768px) {
    .gold-line {
        width: 18.7vw;
        height: 0.5vw;
        margin-bottom: 3vw;
    }
    
    .gold-line-center {
        width: 18.7vw;
        height: 0.5vw;
        margin: 0 auto 3vh;
    }

    .gold-btn {
        padding: 3vw 7vw;
        letter-spacing: 0.3vw;
        font-size: 3.7vw;
        border-radius: 5vw;
    }

    .gold-btn:hover { transform: translateY(-0.8vw); }
}