@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600&family=Playfair+Display:wght@400;700&display=swap');

:root {
    --gold: #D4AF37;
    --gold-dark: #B8860B;
    --black: #0A0A0A;
    --white: #FFFFFF;
    --gray: #F5F5F5;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, .serif {
    font-family: 'Playfair Display', serif;
    letter-spacing: 1px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.section-padding {
    padding: 100px 10%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Navbar */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    z-index: 1000;
    transition: var(--transition);
}

nav.sticky {
    background: rgba(10, 10, 10, 0.95);
    padding: 15px 10%;
    backdrop-filter: blur(10px);
}

nav.sticky .logo h1, nav.sticky .nav-links li a {
    color: var(--white);
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--black);
    font-weight: 700;
}

.logo span {
    color: var(--gold);
}

.nav-links {
    display: flex; gap: 30px;
}

.nav-links li a {
    font-size: 0.9rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--black);
}

.nav-links li a:hover {
    color: var(--gold);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('images/hero_diamond_ring.png');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    background: var(--gold);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid var(--gold);
}

.btn:hover {
    background: transparent;
    color: var(--gold);
}

.btn-outline {
    background: transparent;
    border-color: var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
}

/* Featured Collections */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--gold);
}

.collections-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.collection-card {
    position: relative;
    overflow: hidden;
    height: 400px;
}

.collection-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.collection-card:hover img {
    transform: scale(1.1);
}

.collection-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--white);
}

.collection-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

/* About Preview */
.about-preview {
    background: var(--black);
    color: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 30px;
    color: #ccc;
    font-size: 1.1rem;
}

/* Form Styling */
.enquiry-section {
    background: var(--gray);
}

.enquiry-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    padding: 50px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--gold);
    outline: none;
}

.checkbox-group {
    display: flex; gap: 15px; align-items: flex-start;
}

.checkbox-group input { width: auto; margin-top: 5px; }

.checkbox-group label {
    text-transform: none;
    font-weight: 400;
    font-size: 0.85rem;
    color: #666;
}

/* Footer */
footer {
    background: var(--black);
    color: var(--white);
    padding: 80px 10% 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h4 {
    color: var(--gold);
    margin-bottom: 25px;
    font-size: 1.2rem;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
    font-size: 0.8rem;
    color: #888;
}

/* Product Cards for Collections Page */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 40px;
}

.product-card {
    background: var(--white);
    transition: var(--transition);
    border-bottom: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-10px);
    border-bottom-color: var(--gold);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.product-image {
    position: relative;
    height: 350px;
    overflow: hidden;
}

.product-image img {
    width: 100%; height: 100%; object-fit: cover;
}

.product-info {
    padding: 20px; text-align: center;
}

.product-info h3 { margin-bottom: 10px; }

.product-price {
    color: var(--gold); font-weight: 700; font-size: 1.2rem; margin-bottom: 15px;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease-out;
}

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

/* Mobile Menu */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-content h1 { font-size: 2.5rem; }
    .about-content { grid-template-columns: 1fr; }
    .section-padding { padding: 60px 5%; }
}