/* style.css - Deren Tekstil Corporate Stylesheet */

/* Design Tokens & Theme Variables */
:root {
    --primary-color: #0f2c59;      /* Brand Deep Navy */
    --primary-light: #1b3d75;
    --primary-dark: #071936;
    --accent-color: #d3b484;       /* Brand Beige Gold */
    --accent-hover: #c4a16f;
    --text-primary: #1c2833;       /* Deep Charcoal */
    --text-secondary: #566573;     /* Muted Grey */
    --text-light: #ffffff;
    --bg-light: #fdfbf7;           /* Warm Off-White */
    --bg-white: #ffffff;
    --bg-grey: #f4f1ea;            /* Warm Soft Grey */
    --border-color: #e9e4db;
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(15, 44, 89, 0.08), 0 4px 6px -2px rgba(15, 44, 89, 0.03);
    --shadow-lg: 0 20px 25px -5px rgba(15, 44, 89, 0.12), 0 10px 10px -5px rgba(15, 44, 89, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--primary-color);
    font-weight: 600;
}

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

ul {
    list-style: none;
}

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

/* Layout Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-accent:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Header & Navigation */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 90px;
    z-index: 100;
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-medium);
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    height: 80px;
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--transition-fast);
}

@media (min-width: 1200px) {
    .logo-link {
        margin-left: -50px;
    }
}

.site-logo {
    height: 70px;
    object-fit: contain;
    transition: var(--transition-fast);
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.main-header.scrolled .site-logo {
    height: 62px;
}

.main-header.scrolled .logo-text {
    font-size: 16px;
}

.nav-list {
    display: flex;
    gap: 36px;
}

.nav-link {
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    font-size: 16px;
    color: var(--primary-color);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-nav-contact {
    padding: 8px 20px;
    font-size: 15px;
}

.header-contact-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition-fast);
    text-decoration: none;
}

.header-phone {
    color: var(--primary-color);
}

.header-phone:hover {
    color: var(--accent-color);
}

.header-whatsapp {
    color: #25d366; /* WhatsApp green */
}

.header-whatsapp:hover {
    color: #128c7e;
}

@media (max-width: 991px) {
    .header-contact-link span {
        display: none;
    }
    .header-contact-link {
        font-size: 18px;
    }
}

/* Mobile Toggle Hamburger */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 102;
}

.mobile-menu-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
}

.mobile-menu-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--bg-light);
    z-index: 101;
    box-shadow: -10px 0 30px rgba(15, 44, 89, 0.05);
    padding: 40px 24px;
    display: flex;
    flex-direction: column;
    transition: var(--transition-medium);
}

.mobile-drawer.active {
    right: 0;
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
}

.drawer-logo {
    height: 56px;
}

.drawer-close {
    font-size: 32px;
    background: transparent;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: auto;
}

.mobile-nav-link {
    font-family: 'Outfit', sans-serif;
    font-size: 20px;
    font-weight: 500;
    color: var(--primary-color);
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
    color: var(--accent-color);
}

.drawer-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    font-size: 14px;
    color: var(--text-secondary);
}

.drawer-footer p {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 650px;
    position: relative;
    background-color: var(--primary-dark);
    display: flex;
    align-items: center;
    color: var(--text-light);
    padding-top: 90px;
}

.hero-slider-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
}

.hero-slide.active {
    opacity: 0.35;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, var(--bg-light), transparent);
    z-index: 2;
}

.hero-container {
    position: relative;
    z-index: 3;
    max-width: 800px;
}

.hero-content {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards cubic-bezier(0.1, 0.8, 0.3, 1) 0.3s;
}

.hero-tagline {
    font-family: 'Outfit', sans-serif;
    color: var(--accent-color);
    text-transform: uppercase;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 16px;
    display: inline-block;
}

.hero-title {
    font-size: clamp(32px, 5vw, 64px);
    color: var(--text-light);
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-desc {
    font-size: clamp(16px, 2vw, 18px);
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Sections General */
.section {
    padding: 100px 0;
}

.section-bg-grey {
    background-color: var(--bg-grey);
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 64px auto;
}

.section-tag {
    font-family: 'Outfit', sans-serif;
    color: var(--accent-color);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 13px;
    margin-bottom: 12px;
    display: block;
}

.section-title {
    font-size: clamp(28px, 4vw, 40px);
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 16px;
}

/* Home About / Story Section */
.story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.story-image-wrapper {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.story-image-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 12px solid var(--accent-color);
    opacity: 0.1;
    pointer-events: none;
}

.story-subtitle {
    font-size: clamp(20px, 3vw, 24px);
    margin-bottom: 20px;
}

.story-para {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.stat-card {
    text-align: center;
    padding: 20px;
    background-color: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-num {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent-color);
    font-family: 'Outfit', sans-serif;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Home Products Section */
.product-cats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.prod-cat-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
}

.prod-cat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.prod-cat-img-wrapper {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.prod-cat-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

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

.prod-cat-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(15, 44, 89, 0.4), transparent);
}

.prod-cat-body {
    padding: 32px;
}

.prod-cat-title {
    font-size: 20px;
    margin-bottom: 12px;
}

.prod-cat-text {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.prod-cat-link {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.prod-cat-link:hover {
    color: var(--primary-color);
}

/* Catalog Preview Banner */
.catalog-banner {
    background-color: var(--primary-color);
    color: var(--text-light);
    border-radius: var(--border-radius-lg);
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.catalog-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background-color: rgba(211, 180, 132, 0.05);
    pointer-events: none;
}

.catalog-banner-title {
    color: var(--text-light);
    font-size: clamp(24px, 3vw, 36px);
    margin-bottom: 12px;
}

.catalog-banner-desc {
    color: rgba(255, 255, 255, 0.80);
    max-width: 600px;
}

/* About Page Styles */
.about-header-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-light);
    padding: 140px 0 80px 0;
    text-align: center;
}

.about-header-section h1 {
    color: var(--text-light);
    font-size: clamp(32px, 5vw, 56px);
    margin-bottom: 16px;
}

.breadcrumbs {
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

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

.mvv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 64px;
}

.mvv-card {
    background-color: var(--bg-white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--accent-color);
    transition: var(--transition-fast);
}

.mvv-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.mvv-icon {
    font-size: 32px;
    color: var(--accent-color);
    margin-bottom: 24px;
}

.mvv-title {
    font-size: 22px;
    margin-bottom: 16px;
}

.mvv-text {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Products Tab Bar Styles */
.product-tabs-container {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.product-tab-btn {
    padding: 12px 24px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 600;
    border-radius: 30px;
    border: 1px solid #e9ecef;
    background: #fff;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
}

.product-tab-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.05);
}

.product-tab-btn.active {
    background: var(--primary-color) !important;
    color: var(--text-light) !important;
    border-color: var(--primary-color) !important;
    box-shadow: 0 6px 18px rgba(15, 44, 89, 0.15);
}



.sub-gallery-item {
    transition: all 0.3s ease !important;
}

.sub-gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-color) !important;
    background: #fff !important;
}

.sub-gallery-item img {
    margin-left: auto;
    margin-right: auto;
}

/* Products Details Page Grid */
.products-detail-grid {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.product-row {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.product-row.active {
    display: grid;
}

.product-row:nth-child(even) .product-col-img {
    order: 2;
}

.product-row:nth-child(even) .product-col-info {
    order: 1;
}

.product-col-img {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.product-col-img img {
    width: 100%;
    height: 380px;
    object-fit: cover;
}

.product-col-info h3 {
    font-size: 28px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.product-col-info h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.product-features-list {
    margin-top: 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.product-features-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.product-features-list li i {
    color: var(--accent-color);
}

/* Interactive Catalog Page */
.catalog-viewer-section {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 64px;
    align-items: center;
}

.catalog-sidebar {
    background-color: var(--bg-white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.catalog-sidebar h2 {
    font-size: 26px;
    margin-bottom: 16px;
}

.catalog-sidebar p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.catalog-details {
    margin-bottom: 32px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.catalog-details li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px dashed var(--border-color);
}

.catalog-details li strong {
    color: var(--primary-color);
}

.catalog-slides-container {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/3;
}

.catalog-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.catalog-slide.active {
    opacity: 1;
}

.catalog-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.catalog-controls {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(15, 44, 89, 0.85);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 12px 24px;
    border-radius: 40px;
    color: var(--text-light);
    z-index: 5;
}

.catalog-ctrl-btn {
    background: transparent;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition-fast);
}

.catalog-ctrl-btn:hover {
    color: var(--accent-color);
}

/* Contact Page Layout */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
}

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info-card {
    background-color: var(--bg-white);
    padding: 32px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: flex-start;
    gap: 24px;
}

.contact-card-icon {
    font-size: 24px;
    color: var(--accent-color);
    background-color: var(--bg-light);
    padding: 16px;
    border-radius: var(--border-radius);
}

.contact-card-content h4 {
    font-size: 18px;
    margin-bottom: 8px;
}

.contact-card-content p,
.contact-card-content a {
    color: var(--text-secondary);
    font-size: 14px;
}

.contact-form-wrapper {
    background-color: var(--bg-white);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form-wrapper h3 {
    font-size: 24px;
    margin-bottom: 24px;
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--bg-light);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--accent-color);
    outline: none;
    background-color: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(211, 180, 132, 0.15);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-response-msg {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--border-radius);
    display: none;
    font-size: 14px;
}

.form-response-msg.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-response-msg.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Map Section */
.map-container {
    height: 450px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Footer Styles */
.main-footer {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0 0;
    border-top: 4px solid var(--accent-color);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 64px;
    margin-bottom: 64px;
}

.footer-logo {
    height: 60px;
    margin-bottom: 24px;
    filter: brightness(0) invert(1); /* Inverse colors to make logo white on dark footer */
}

.footer-desc {
    font-size: 14px;
    margin-bottom: 24px;
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    font-size: 14px;
}

.footer-socials a:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-title {
    color: var(--text-light);
    font-size: 18px;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 8px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent-color);
}

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

.footer-menu a {
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-menu a:hover {
    color: var(--accent-color);
    transform: translateX(4px);
}

.contact-details-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 14px;
}

.contact-details-list i {
    color: var(--accent-color);
    margin-top: 4px;
}

.contact-details-list a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 24px 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom strong {
    color: var(--text-light);
}

.footer-author {
    font-family: 'Outfit', sans-serif;
    color: var(--accent-color);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background-color: var(--primary-color);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    z-index: 99;
    transform: translateY(10px);
    transition: all var(--transition-fast);
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Keyframe Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Styles */
@media (max-width: 992px) {
    .story-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .mvv-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .product-row {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .product-row:nth-child(even) .product-col-img {
        order: unset;
    }
    
    .product-row:nth-child(even) .product-col-info {
        order: unset;
    }
    
    .catalog-viewer-section {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .desktop-nav,
    .btn-nav-contact {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .catalog-banner {
        padding: 40px 24px;
        flex-direction: column;
        text-align: center;
        gap: 24px;
    }
}

/* Product Lightbox Modal */
.product-lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.product-lightbox-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(7, 25, 54, 0.85);
    backdrop-filter: blur(10px);
}

.lightbox-content {
    position: relative;
    z-index: 2;
    max-width: 75vw;
    max-height: 75vh;
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    background: #fff;
    padding: 16px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-lightbox-modal.active .lightbox-content {
    transform: scale(1);
}

.lightbox-img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--border-radius);
}

.lightbox-close {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 44px;
    height: 44px;
    background: var(--accent-color);
    color: var(--primary-color);
    border: none;
    border-radius: 50%;
    font-size: 28px;
    line-height: 44px;
    text-align: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
}

.lightbox-close:hover {
    background: var(--primary-color);
    color: var(--text-light);
    transform: scale(1.1) rotate(90deg);
}

@media (max-width: 768px) {
    .lightbox-content {
        max-width: 90vw;
        max-height: 75vh;
        padding: 8px;
    }
    .lightbox-close {
        top: -15px;
        right: -15px;
        width: 36px;
        height: 36px;
        font-size: 22px;
        line-height: 36px;
    }
}