/* ========================================
   Reinsch-Eisen Gruppe - Corporate Website
   ======================================== */

/* --- Custom Properties --- */
:root {
    --primary: #1C2D4F;
    --primary-light: #2A4270;
    --secondary: #4A6FA5;
    --accent: #6B7B8D;
    --bg-light: #F2F4F6;
    --bg-dark: #0F1923;
    --bg-card: #FFFFFF;
    --text-dark: #1A1A2E;
    --text-light: #E8ECF1;
    --text-muted: #5A6A7A;
    --steel-gradient: linear-gradient(135deg, #d4d8dc 0%, #e8eaed 25%, #c8cdd2 50%, #e0e3e6 75%, #d0d4d8 100%);
    --metal-shine: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 50%, rgba(0,0,0,0.05) 100%);
    --shadow-sm: 0 2px 8px rgba(28, 45, 79, 0.08);
    --shadow-md: 0 4px 20px rgba(28, 45, 79, 0.12);
    --shadow-lg: 0 8px 40px rgba(28, 45, 79, 0.16);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: 0.3s ease;
    --max-width: 1200px;
    --nav-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-dark);
    background: var(--bg-light);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

a:hover {
    color: var(--primary);
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Skip Link --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--primary);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius);
    z-index: 1000;
    font-weight: 600;
}

.skip-link:focus {
    top: 8px;
    color: #fff;
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(15, 25, 35, 0.95);
    backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid rgba(74, 111, 165, 0.2);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav-logo img {
    height: 44px;
    width: auto;
}

.nav-logo span {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--text-light);
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: #fff;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--text-light);
    transition: var(--transition);
    border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--bg-dark);
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(74, 111, 165, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(28, 45, 79, 0.2) 0%, transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(74, 111, 165, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(74, 111, 165, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 80px 24px;
}

.hero-logo {
    width: 160px;
    height: auto;
    margin: 0 auto 32px;
    filter: drop-shadow(0 4px 20px rgba(74, 111, 165, 0.3));
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    color: #fff;
    margin-bottom: 8px;
    font-weight: 900;
    letter-spacing: -0.5px;
}

.hero .hero-subtitle {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(1rem, 2.2vw, 1.4rem);
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-tagline {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: rgba(232, 236, 241, 0.8);
    max-width: 680px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-cta {
    display: inline-flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-light);
    border-color: var(--primary-light);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(74, 111, 165, 0.4);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    color: #fff;
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.btn-dark:hover {
    background: var(--primary-light);
    border-color: var(--primary-light);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.05rem;
}

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

.section-dark {
    background: var(--bg-dark);
    color: var(--text-light);
}

.section-steel {
    background: var(--steel-gradient);
    position: relative;
}

.section-steel::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--metal-shine);
    pointer-events: none;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--secondary);
    margin-bottom: 12px;
}

.section-dark .section-tag {
    color: var(--secondary);
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    margin-bottom: 16px;
    font-weight: 800;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto;
}

.section-dark .section-desc {
    color: rgba(232, 236, 241, 0.7);
}

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

.about-content {
    position: relative;
    z-index: 1;
}

.about-quote {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--text-light);
    border-left: 4px solid var(--secondary);
    padding-left: 24px;
    margin: 24px 0;
    line-height: 1.8;
}

.about-meta {
    display: flex;
    gap: 40px;
    margin-top: 32px;
}

.about-meta-item {
    text-align: center;
}

.about-meta-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--secondary);
}

.about-meta-label {
    font-size: 0.85rem;
    color: rgba(232, 236, 241, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-image {
    position: relative;
}

.about-image .placeholder-portrait {
    width: 100%;
    aspect-ratio: 1 / 1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.placeholder-portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.about-titles {
    margin-top: 16px;
}

.about-titles p {
    color: rgba(232, 236, 241, 0.6);
    font-size: 0.9rem;
}

.about-titles strong {
    color: var(--text-light);
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
}

/* --- Stats Bar --- */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    padding: 48px 0;
}

.stat-item {
    text-align: center;
    padding: 24px;
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--primary);
}

.section-steel .stat-number {
    color: var(--primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

/* --- Business Cards --- */
.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.business-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid rgba(28, 45, 79, 0.08);
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--secondary);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.business-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.business-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.business-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- Product Teaser --- */
.product-teaser {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.product-image-wrapper {
    position: relative;
}

.product-image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #d4d8dc, #e8eaed);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(28, 45, 79, 0.1);
}

.product-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.product-image-placeholder span {
    color: var(--accent);
    font-size: 0.9rem;
}

.product-badge {
    position: absolute;
    top: -12px;
    right: -12px;
    background: #e74c3c;
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 0.8rem;
    padding: 8px 16px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.4);
}

.product-content h3 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.product-content p {
    margin-bottom: 16px;
}

.product-price {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary);
    margin: 24px 0;
}

.product-price small {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* --- Video Section --- */
.video-wrapper {
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-wrapper iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: none;
    display: block;
}

/* --- Shop Page --- */
.shop-hero {
    padding-top: calc(var(--nav-height) + 60px);
    padding-bottom: 60px;
    background: var(--bg-dark);
    text-align: center;
}

.shop-hero h1 {
    color: #fff;
    font-size: clamp(2rem, 4vw, 3rem);
}

.shop-hero p {
    color: rgba(232, 236, 241, 0.7);
    font-size: 1.1rem;
    margin-top: 12px;
}

.shop-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
    padding: 80px 0;
}

.shop-gallery {
    position: sticky;
    top: calc(var(--nav-height) + 24px);
}

.shop-main-image {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #e8eaed, #d4d8dc);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.shop-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.shop-main-image span {
    color: var(--accent);
    font-size: 0.9rem;
}

.shop-info h2 {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.shop-tagline {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 24px;
}

.shop-price-box {
    background: var(--bg-card);
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}

.shop-price {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary);
}

.shop-price-note {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 4px;
}

.shop-price-old {
    text-decoration: line-through;
    color: var(--accent);
    font-size: 1.1rem;
    margin-left: 12px;
}

.shop-buy-btn {
    width: 100%;
    padding: 18px;
    font-size: 1.1rem;
    justify-content: center;
    margin-bottom: 32px;
}

.shop-features {
    margin-bottom: 32px;
}

.shop-features h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.shop-features ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.shop-features li {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 0.95rem;
}

.shop-features li::before {
    content: '\2713';
    color: var(--secondary);
    font-weight: 700;
    flex-shrink: 0;
}

/* --- Steps Section --- */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.step-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(74, 111, 165, 0.2);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    transition: all var(--transition);
}

.step-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
}

.step-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: var(--secondary);
    margin-bottom: 16px;
    line-height: 1;
}

.step-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--text-light);
}

.step-card p {
    color: rgba(232, 236, 241, 0.7);
    font-size: 0.95rem;
}

/* --- Advantages Section --- */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.advantage-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-card);
    padding: 20px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.advantage-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.advantage-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
}

.advantage-item p {
    font-weight: 600;
    color: var(--text-dark);
}

/* --- Comparison Table --- */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-top: 48px;
}

.comparison-table thead {
    background: var(--primary);
    color: #fff;
}

.comparison-table th {
    padding: 16px 20px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    text-align: left;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.comparison-table th.highlight {
    background: var(--secondary);
}

.comparison-table td {
    padding: 14px 20px;
    border-bottom: 1px solid rgba(28, 45, 79, 0.08);
    font-size: 0.95rem;
}

.comparison-table td.highlight {
    background: rgba(74, 111, 165, 0.05);
    font-weight: 600;
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

.comparison-table tbody tr:hover {
    background: rgba(74, 111, 165, 0.03);
}

/* --- Reviews --- */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.review-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(28, 45, 79, 0.06);
}

.review-stars {
    color: #f1c40f;
    font-size: 1.1rem;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.review-text {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.7;
}

.review-author {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--primary);
}

.review-badge {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 400;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 25, 35, 0.8);
    backdrop-filter: blur(8px);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    max-width: 520px;
    width: 100%;
    padding: 48px 40px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--accent);
    padding: 8px;
    line-height: 1;
    transition: color var(--transition);
}

.modal-close:hover {
    color: var(--primary);
}

.modal-icon {
    font-size: 4rem;
    margin-bottom: 16px;
}

.modal h2 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.modal p {
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.7;
}

.modal .btn {
    margin-top: 16px;
}

/* --- Legal Pages --- */
.legal-hero {
    padding-top: calc(var(--nav-height) + 60px);
    padding-bottom: 60px;
    background: var(--bg-dark);
    text-align: center;
}

.legal-hero h1 {
    color: #fff;
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px 100px;
}

.legal-content h2 {
    font-size: 1.5rem;
    color: var(--primary);
    margin: 32px 0 12px;
    padding-top: 16px;
}

.legal-content h2:first-of-type {
    margin-top: 0;
}

.legal-content h3 {
    font-size: 1.15rem;
    color: var(--primary);
    margin: 24px 0 8px;
}

.legal-content p {
    margin-bottom: 12px;
    color: var(--text-muted);
    line-height: 1.8;
}

.legal-content a {
    color: var(--secondary);
}

.legal-content small {
    color: var(--accent);
}

.legal-back {
    margin-top: 48px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.legal-notice {
    background: rgba(74, 111, 165, 0.1);
    border-left: 4px solid var(--secondary);
    padding: 16px 20px;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin-bottom: 32px;
}

.legal-notice p {
    color: var(--text-dark);
    margin: 0;
    font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid rgba(74, 111, 165, 0.15);
    padding: 48px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 40px;
    align-items: start;
}

.footer-logo img {
    height: 40px;
    width: auto;
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(232, 236, 241, 0.6);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    margin-top: 32px;
    border-top: 1px solid rgba(74, 111, 165, 0.1);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(232, 236, 241, 0.4);
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .about-grid,
    .product-teaser,
    .shop-product {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .business-grid,
    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

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

    .shop-gallery {
        position: static;
    }

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

    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(15, 25, 35, 0.98);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        transform: translateX(100%);
        transition: transform var(--transition);
    }

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

    .nav-links a {
        font-size: 1.2rem;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .section {
        padding: 64px 0;
    }

    .hero .container {
        padding: 40px 24px;
    }

    .about-meta {
        gap: 24px;
    }

    .comparison-table {
        font-size: 0.85rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 10px 12px;
    }

    .modal {
        padding: 36px 24px;
    }
}

@media (max-width: 480px) {
    .stats-bar {
        grid-template-columns: 1fr;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

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