/* ==========================================================================
   CSS Variables & Resets
   ========================================================================== */
:root {
    /* Colors - High contrast minimalist */
    --color-bg: #FFFFFF;
    --color-bg-alt: #F9F9F9;
    --color-text: #1a1a1a;
    --color-text-light: #777777;
    --color-accent: #111111;
    --color-gold: #c5a059;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
.logo {
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: 0.02em;
}

h1 {
    font-style: italic;
    font-weight: 400;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 8rem 0;
}

.text-center {
    text-align: center;
}

.mx-auto {
    margin: 0 auto;
}

.mt-4 {
    margin-top: 4rem;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: background-color var(--transition-fast), padding var(--transition-fast);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled .logo,
.navbar.scrolled .nav-links a {
    color: var(--color-accent);
}

.navbar.scrolled .hamburger span {
    background-color: var(--color-accent);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    transition: transform var(--transition-fast);
}

.logo img {
    height: 70px;
    width: auto;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    color: var(--color-text);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: currentColor;
    transition: width var(--transition-fast);
}

.nav-links a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-text);
    transition: var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-color: var(--color-bg);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: var(--hero-bg, url(''));
    /* Will be set via JS */
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0.7;
    z-index: 1;
    transition: transform var(--transition-slow);
}

/* Subtle zoom effect */
.hero:hover::before {
    transform: scale(1.05);
}

.hero-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.8) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--color-text);
    max-width: 800px;
    padding: 0 2rem;
}

.hero-content h1 {
    font-size: 5.5rem;
    margin-bottom: 1.5rem;
    text-shadow: none;
}

.hero-content p {
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 3.5rem;
    letter-spacing: 0.05em;
    color: #444;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary {
    background-color: var(--color-accent);
    color: #fff;
    border: 1px solid var(--color-accent);
}

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

.btn-outline {
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: #fff;
}

.mt-2 {
    margin-top: 2rem;
}

/* ==========================================================================
   Featured Section
   ========================================================================== */
.featured {
    background-color: var(--color-bg);
}

.layout-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.featured-text {
    padding-right: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.featured-text h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.divider {
    width: 60px;
    height: 1px;
    background-color: var(--color-text-light);
    margin-bottom: 2rem;
}

.featured-text p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
}

.feature-list {
    list-style: none;
    margin-bottom: 2rem;
}

.feature-list li {
    margin-bottom: 1rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
}

.feature-list .icon {
    color: var(--color-gold);
    margin-right: 1rem;
    font-size: 1.2rem;
}

.featured-image {
    width: 100%;
    height: 600px;
    background-image: var(--product1-bg, url(''));
    /* Assigned via JS */
    background-size: cover;
    background-position: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
}

/* ==========================================================================
   Collections Grid Section
   ========================================================================== */
.collections-section {
    background-color: var(--color-bg-alt);
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.collections-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.collection-card {
    background-color: var(--color-bg);
    overflow: hidden;
    position: relative;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.collection-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.05);
}

.collection-img {
    width: 100%;
    height: 350px;
    background-size: cover;
    background-position: center;
    background-color: #eee;
    transition: transform 0.8s ease;
}

.collection-card:hover .collection-img {
    transform: scale(1.05);
}

.collection-info {
    padding: 2rem 1.5rem;
    text-align: center;
    background-color: var(--color-bg);
    position: relative;
    z-index: 2;
}

.collection-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.collection-info p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.collection-link {
    display: inline-block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 500;
    color: var(--color-accent);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 2px;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.collection-link:hover {
    color: var(--color-text-light);
    border-color: var(--color-text-light);
}

/* Base images (fallbacks until loaded) */
.img-essential {
    background-image: var(--bg-essential, url(''));
}

.img-lace {
    background-image: var(--bg-lace, url(''));
}

.img-silk {
    background-image: var(--bg-silk, url(''));
}

.img-sculpt {
    background-image: var(--bg-sculpt, url(''));
}

.img-french {
    background-image: var(--bg-french, url(''));
}

.img-pure {
    background-image: var(--bg-pure, url(''));
}

/* ==========================================================================
   Lifestyle Section
   ========================================================================== */
.lifestyle {
    height: 80vh;
    background-image: var(--lifestyle-bg, url(''));
    /* Assigned via JS */
    background-size: cover;
    background-position: center top;
    background-attachment: fixed;
    position: relative;
    display: flex;
    align-items: center;
}

.lifestyle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.7);
}

.lifestyle-content {
    position: relative;
    z-index: 2;
    color: var(--color-text);
    max-width: 600px;
}

.lifestyle-content h2 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: var(--color-text);
    font-style: italic;
}

.lifestyle-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    opacity: 0.9;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--color-bg-alt);
    color: var(--color-text);
    padding: 6rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    letter-spacing: 0.2em;
}

.footer-brand p {
    color: var(--color-text-light);
}

.footer-links,
.footer-contact {
    display: flex;
    flex-direction: column;
}

.footer h4 {
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-links a,
.footer-contact p {
    color: var(--color-text-light);
    margin-bottom: 0.8rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* ==========================================================================
   Sub-Pages: Collection & Product
   ========================================================================== */
.mt-8 {
    margin-top: 8rem;
}

.pt-0 {
    padding-top: 0;
}

.collection-header {
    background-color: var(--color-bg);
    padding-bottom: 4rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.product-card {
    text-align: center;
    transition: transform 0.3s ease;
    display: block;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-img {
    width: 100%;
    height: 300px;
    background-size: cover;
    background-position: center;
    background-color: var(--color-bg-alt);
    margin-bottom: 1rem;
}

.product-info h4 {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.product-info .price {
    font-family: var(--font-body);
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* Product Detail */
.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.main-product-img {
    width: 100%;
    height: auto;
    background-color: var(--color-bg-alt);
}

.breadcrumb {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.breadcrumb-nav {
    margin-bottom: 2rem;
}

.back-link {
    font-size: 0.85rem;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--color-gold);
}

.breadcrumb-nav {
    margin-bottom: 2rem;
}

.back-link {
    font-size: 0.85rem;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--color-gold);
}

.breadcrumb a {
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.product-info-detail h1 {
    font-style: normal;
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.product-price {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
}

.product-description {
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid #eaeaea;
}

.option-group {
    margin-bottom: 2rem;
}

.option-group h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.color-swatches,
.size-swatches {
    display: flex;
    gap: 1rem;
}

.swatch {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border 0.3s ease;
}

.swatch.active,
.swatch:hover {
    border-color: var(--color-text);
}

.size-btn {
    border: 1px solid #ddd;
    padding: 0.6rem 1rem;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.size-btn.active,
.size-btn:hover {
    border-color: var(--color-text);
    background-color: var(--color-text);
    color: #fff;
}

.btn-full-width {
    width: 100%;
    text-align: center;
    margin-bottom: 2rem;
}

.product-meta p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 0.5rem;
}


/* ==========================================================================
   Animations
   ========================================================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-bottom {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 992px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-layout {
        gap: 3rem;
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }

    .layout-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .featured-text {
        padding-right: 0;
    }

    .featured-image {
        height: 400px;
    }

    .collections-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-bg);
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        gap: 1.5rem;
        transform: translateY(-150%);
        transition: transform var(--transition-slow);
        z-index: -1;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.05);
    }

    .nav-links.nav-active {
        transform: translateY(0);
    }

    .nav-links a {
        color: var(--color-accent);
    }

    .hamburger {
        display: flex;
    }

    .hamburger.toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.toggle span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Make sandwich dark on bg */
    .navbar:not(.scrolled) .hamburger span {
        background-color: var(--color-text);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .collections-grid,
    .products-grid,
    .product-layout {
        grid-template-columns: 1fr;
    }
}