/* ==========================================
   René Lalique Hair Ornament - Auction Website
   Elegant, Museum-Quality Design
   ========================================== */

/* ==========================================
   CSS Variables & Root Styles
   ========================================== */
:root {
    /* Color Palette - Luxurious & Sophisticated */
    --primary-gold: #d4af37;
    --primary-dark: #1a1a1a;
    --primary-light: #f8f6f1;
    --accent-amber: #c19a3d;
    --accent-citrine: #e4a853;
    --text-primary: #2c2c2c;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #e0dcd0;
    --shadow-soft: rgba(0, 0, 0, 0.08);
    --shadow-medium: rgba(0, 0, 0, 0.12);
    --overlay-dark: rgba(26, 26, 26, 0.85);

    /* Typography */
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==========================================
   Reset & Base Styles
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    line-height: 1.7;
    background-color: var(--primary-light);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary-dark);
}

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

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

/* ==========================================
   Container & Layout
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    box-shadow: 0 2px 20px var(--shadow-soft);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-gold);
    letter-spacing: 3px;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--primary-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: -5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    color: var(--primary-light);
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: var(--transition-medium);
}

.nav-menu a:hover {
    color: var(--primary-gold);
}

.nav-menu .btn-contact {
    background-color: var(--primary-gold);
    color: var(--primary-dark);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 2px;
    font-weight: 500;
}

.nav-menu .btn-contact:hover {
    background-color: var(--accent-citrine);
    color: var(--primary-dark);
}

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

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--primary-gold);
    transition: var(--transition-medium);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: 
        linear-gradient(135deg, rgba(26, 26, 26, 0.75) 0%, rgba(44, 36, 22, 0.85) 100%),
        url('../images/front-citrine-detail.jpg') center center / cover no-repeat;
    padding-top: 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(228, 168, 83, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: var(--spacing-lg) var(--spacing-md);
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: rgba(212, 175, 55, 0.15);
    border: 1px solid var(--primary-gold);
    color: var(--primary-gold);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.hero-title {
    font-size: 4.5rem;
    color: var(--primary-light);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-gold);
    font-family: var(--font-heading);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
}

.hero-estimate {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    border-top: 1px solid rgba(212, 175, 55, 0.3);
    border-bottom: 1px solid rgba(212, 175, 55, 0.3);
}

.estimate-label {
    font-size: 0.9rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.estimate-value {
    font-size: 2.5rem;
    font-family: var(--font-heading);
    color: var(--primary-gold);
    font-weight: 600;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-medium);
    border: none;
}

.btn i {
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-gold);
    color: var(--primary-dark);
}

.btn-primary:hover {
    background-color: var(--accent-citrine);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-light);
    border: 1px solid var(--primary-gold);
}

.btn-secondary:hover {
    background-color: rgba(212, 175, 55, 0.1);
    border-color: var(--accent-citrine);
    color: var(--accent-citrine);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-link {
    display: block;
    cursor: pointer;
    transition: var(--transition-medium);
}

.scroll-link:hover .mouse {
    border-color: var(--accent-citrine);
    transform: translateY(-3px);
}

.scroll-link:hover .wheel {
    background-color: var(--accent-citrine);
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--primary-gold);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
    transition: var(--transition-medium);
}

.wheel {
    width: 3px;
    height: 8px;
    background-color: var(--primary-gold);
    border-radius: 2px;
    animation: scroll 1.5s infinite;
    transition: var(--transition-fast);
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(12px);
    }
}

/* Removed pulse animation for cleaner scrolling */

/* ==========================================
   Info Bar
   ========================================== */
.info-bar {
    background-color: white;
    padding: var(--spacing-md) 0;
    box-shadow: 0 2px 20px var(--shadow-soft);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
}

.info-item i {
    font-size: 2rem;
    color: var(--primary-gold);
    min-width: 50px;
    text-align: center;
}

.info-content {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-dark);
    font-family: var(--font-heading);
}

/* ==========================================
   Image Gallery Section
   ========================================== */
.gallery-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-light);
}

.gallery-hero {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.gallery-hero-image {
    max-width: 800px;
    width: 100%;
    height: auto;
    margin: 0 auto;
    border: 3px solid var(--primary-gold);
    box-shadow: 0 10px 40px var(--shadow-medium);
    transition: var(--transition-medium);
}

.gallery-hero-image:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 50px rgba(212, 175, 55, 0.3);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    background-color: white;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-medium);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-medium);
    border-color: var(--primary-gold);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.gallery-caption {
    padding: var(--spacing-sm);
    background-color: white;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
    border-top: 2px solid var(--primary-gold);
}

/* ==========================================
   Provenance Documentation Section
   ========================================== */
.provenance-docs-section {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.doc-item {
    background-color: var(--primary-light);
    border: 2px solid var(--primary-gold);
    padding: var(--spacing-md);
    transition: var(--transition-medium);
}

.doc-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-medium);
}

.doc-item img {
    width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-sm);
}

.doc-caption {
    padding: var(--spacing-sm) 0;
}

.doc-caption h4 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-heading);
}

.doc-caption p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==========================================
   Section Common Styles
   ========================================== */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    color: var(--primary-gold);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.section-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ==========================================
   Details Section
   ========================================== */
.details-section {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.detail-card {
    padding: var(--spacing-md);
    background-color: var(--primary-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-medium);
}

.detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-medium);
    border-color: var(--primary-gold);
}

.detail-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-gold) 0%, var(--accent-citrine) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.detail-icon i {
    font-size: 1.5rem;
    color: white;
}

.detail-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.detail-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================
   Provenance Section
   ========================================== */
.provenance-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f8f6f1 0%, #ebe8dd 100%);
}

.provenance-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.provenance-text {
    padding-right: var(--spacing-md);
}

.provenance-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.provenance-highlights {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.highlight-item {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-sm);
    background-color: white;
    border-left: 3px solid var(--primary-gold);
    flex: 1;
}

.highlight-number {
    font-size: 2rem;
    font-family: var(--font-heading);
    color: var(--primary-gold);
    font-weight: 600;
}

.highlight-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.provenance-image {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.bernhardt-portrait {
    width: 100%;
    max-width: 400px;
    height: auto;
    border: 3px solid var(--primary-gold);
    box-shadow: 0 10px 40px var(--shadow-medium);
    cursor: pointer;
    transition: var(--transition-medium);
}

.bernhardt-portrait:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 50px var(--shadow-medium);
}

.image-caption {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
    font-style: italic;
}

/* ==========================================
   Sarah Bernhardt Gallery Section
   ========================================== */
.bernhardt-gallery-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-light);
}

.bernhardt-images-grid {
    max-width: 800px;
    margin: 0 auto;
}

.bernhardt-image-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: white;
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px var(--shadow-soft);
}

.bernhardt-poster {
    width: 100%;
    max-width: 500px;
    height: auto;
    border: 3px solid var(--primary-gold);
    box-shadow: 0 10px 40px var(--shadow-medium);
    cursor: pointer;
    transition: var(--transition-medium);
    margin-bottom: var(--spacing-md);
}

.bernhardt-poster:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 50px var(--shadow-medium);
}

.bernhardt-caption {
    text-align: center;
    max-width: 600px;
}

.bernhardt-caption h4 {
    font-size: 1.5rem;
    color: var(--primary-gold);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.bernhardt-caption p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ==========================================
   Features Section
   ========================================== */
.features-section {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.features-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: var(--spacing-lg);
}

.features-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-gold) 0%, var(--accent-citrine) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.timeline-marker {
    position: absolute;
    left: -42px;
    top: 0;
    width: 16px;
    height: 16px;
    background-color: var(--primary-gold);
    border: 3px solid white;
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--primary-light);
}

.timeline-content {
    background-color: var(--primary-light);
    padding: var(--spacing-md);
    border-left: 3px solid var(--primary-gold);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-dark);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================
   Specifications Section
   ========================================== */
.specifications-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f8f6f1 0%, #ebe8dd 100%);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.spec-item {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md);
    background-color: white;
    border-top: 2px solid var(--primary-gold);
    transition: var(--transition-medium);
}

.spec-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px var(--shadow-soft);
}

.spec-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
}

.spec-value {
    font-size: 1.3rem;
    font-family: var(--font-heading);
    color: var(--primary-dark);
    font-weight: 600;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact-section {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    padding-right: var(--spacing-md);
}

.contact-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--primary-light);
    border-left: 3px solid var(--primary-gold);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-gold) 0%, var(--accent-citrine) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.2rem;
    color: white;
}

.contact-text h4 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
    font-weight: 500;
}

.contact-text p {
    font-size: 1.1rem;
    color: var(--primary-dark);
    font-weight: 500;
}

.contact-text a {
    color: var(--primary-dark);
    transition: var(--transition-fast);
}

.contact-text a:hover {
    color: var(--primary-gold);
}

.contact-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.contact-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Contact Form */
.form-card {
    background-color: var(--primary-light);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.form-card h3 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-dark);
}

.inquiry-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem var(--spacing-sm);
    border: 1px solid var(--border-color);
    background-color: white;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background-color: var(--primary-dark);
    color: var(--primary-light);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--primary-gold);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section p {
    color: var(--text-light);
    line-height: 1.7;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-light);
    transition: var(--transition-fast);
}

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

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    color: var(--text-light);
}

.footer-contact i {
    color: var(--primary-gold);
    width: 20px;
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    text-align: center;
    color: var(--text-light);
}

/* ==========================================
   Responsive Design
   ========================================== */

/* Tablet */
@media (max-width: 968px) {
    .hero-title {
        font-size: 3.5rem;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .provenance-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

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

    .contact-info {
        padding-right: 0;
    }

    .details-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .docs-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--primary-dark);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--spacing-lg) 0;
        transition: var(--transition-medium);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .estimate-value {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .details-grid {
        grid-template-columns: 1fr;
    }

    .provenance-highlights {
        flex-direction: column;
    }

    .features-timeline {
        padding-left: var(--spacing-md);
    }

    .timeline-marker {
        left: -28px;
    }

    .specs-grid {
        grid-template-columns: 1fr;
    }

    .contact-actions {
        flex-direction: column;
    }

    .contact-actions .btn {
        width: 100%;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item img {
        height: 250px;
    }

    .docs-grid {
        grid-template-columns: 1fr;
    }

    .bernhardt-portrait,
    .bernhardt-poster {
        max-width: 100%;
    }

    .bernhardt-image-item {
        padding: var(--spacing-md);
    }

    .bernhardt-caption h4 {
        font-size: 1.3rem;
    }

    .bernhardt-caption p {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    .estimate-value {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

/* ==========================================
   Utility Classes
   ========================================== */
.text-center {
    text-align: center;
}

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

.bg-dark {
    background-color: var(--primary-dark);
}

.bg-light {
    background-color: var(--primary-light);
}

/* Animations removed for cleaner scrolling */

/* Print Styles */
@media print {
    .navbar,
    .hero-actions,
    .contact-form-container,
    .scroll-indicator,
    .hamburger,
    .lightbox {
        display: none;
    }

    body {
        background-color: white;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-md);
    }
}

/* ==========================================
   Lightbox/Image Zoom Styles
   ========================================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.lightbox-content {
    position: relative;
    z-index: 10000;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 90vw;
    max-height: 85vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border: 3px solid var(--primary-gold);
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-caption {
    margin-top: var(--spacing-md);
    color: var(--primary-light);
    font-size: 1.1rem;
    text-align: center;
    max-width: 800px;
    padding: 0 var(--spacing-md);
    font-family: var(--font-heading);
}

.lightbox-counter {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: rgba(212, 175, 55, 0.9);
    color: var(--primary-dark);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background-color: rgba(212, 175, 55, 0.9);
    border: none;
    color: var(--primary-dark);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition-medium);
    z-index: 10001;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background-color: var(--primary-gold);
    transform: scale(1.1);
}

.lightbox-close {
    top: 20px;
    left: 20px;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-prev:hover {
    transform: translateY(-50%) scale(1.1);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next:hover {
    transform: translateY(-50%) scale(1.1);
}

/* Mobile Lightbox Adjustments */
@media (max-width: 768px) {
    .lightbox-image {
        max-width: 95vw;
        max-height: 80vh;
    }

    .lightbox-close,
    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .lightbox-close {
        top: 10px;
        left: 10px;
    }

    .lightbox-counter {
        top: 10px;
        right: 10px;
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }

    .lightbox-caption {
        font-size: 0.9rem;
        margin-top: var(--spacing-sm);
    }
}