:root {
    --aq-red: #e51e27;
    --aq-red-dark: #b8181f;
    --aq-gold: #d4af37;
    --aq-gold-light: #f4d03f;
    --dark-bg: #0a0a0a;
    --dark-card: #141414;
    --dark-card-hover: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    --border-subtle: #2a2a2a;

    /* Cable Colors */
    --blueberry: #1e3a5f;
    --pearl: #2d2d2d;
    --forest: #1a4d2e;
    --cinnamon: #8b2500;
    --carbon: #4a4a4a;
    --vodka: #1a3a5c;
    --thunderbird: #1a3a5c;
    --firebird: #8b0000;
    --dragon: #1a1a1a;
}

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

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

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--aq-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
    background: linear-gradient(180deg, #0a0a0a 0%, #141414 50%, #0a0a0a 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(229, 30, 39, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-logo {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    color: #e51e27;
    margin-bottom: 0.5rem;
    letter-spacing: -2px;
    font-family: 'Montserrat', sans-serif;
}

.hero-tagline {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-weight: 300;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    color: var(--text-primary);
}

.hero-title span {
    background: linear-gradient(135deg, var(--aq-gold) 0%, var(--aq-gold-light) 50%, var(--aq-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-specs {
    display: flex;
    gap: 3rem;
    margin: 2rem 0;
    flex-wrap: wrap;
    justify-content: center;
}

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

.hero-spec-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #e51e27;
}

.hero-spec-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #e51e27 0%, #b8181f 100%);
    color: #ffffff;
    border-radius: 4px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(229, 30, 39, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--aq-gold);
    border-radius: 4px;
}

.btn-secondary:hover {
    background: var(--aq-gold);
    color: var(--dark-bg);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator svg {
    width: 30px;
    height: 30px;
    stroke: var(--text-secondary);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Features Bar */
.features-bar {
    background: var(--dark-card);
    padding: 2rem 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #e51e27 0%, #b8181f 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    stroke: #ffffff;
    fill: none;
}

.feature-title {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.feature-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Product Selector Section */
.product-selector {
    padding: 5rem 0;
    background: var(--dark-bg);
}

.tier-selector {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    padding: 0 1rem;
}

.tier-btn {
    padding: 0.75rem 1.5rem;
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 4px;
}

.tier-btn:hover {
    border-color: var(--aq-gold);
    color: var(--aq-gold);
}

.tier-btn.active {
    background: #e51e27;
    border-color: #e51e27;
    color: #ffffff;
}

/* Product Cards */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-card {
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: var(--aq-gold);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.product-card.featured {
    border-color: var(--aq-gold);
}

.product-card.featured::before {
    content: 'BEST SELLER';
    position: absolute;
    top: 20px;
    right: -35px;
    background: var(--aq-gold);
    color: var(--dark-bg);
    padding: 5px 40px;
    font-size: 0.7rem;
    font-weight: 700;
    transform: rotate(45deg);
    z-index: 10;
}

.product-header {
    padding: 2rem;
    text-align: center;
    position: relative;
}

.product-tier-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tier-entry { background: #2d4a3e; color: #7dcea0; }
.tier-mid { background: #4a3a2d; color: #f4d03f; }
.tier-high { background: #3d2d4a; color: #bb8fce; }
.tier-premium { background: #4a2d2d; color: #ff6b6b; }

.product-image {
    width: 160px;
    height: 200px;
    margin: 0 auto 1rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

/* Fallback styling when image fails to load */
.product-image.no-image {
    background: linear-gradient(180deg, var(--dark-card) 0%, #1a1a1a 100%);
    border: 1px dashed var(--border-subtle);
}

.product-image.no-image::after {
    content: 'Image Coming Soon';
    position: absolute;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-align: center;
    padding: 1rem;
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-family: 'Playfair Display', serif;
    color: #ffffff;
}

.product-specs-mini {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.spec-badge {
    padding: 0.25rem 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.spec-badge.highlight {
    background: rgba(212, 175, 55, 0.2);
    color: var(--aq-gold);
}

.product-body {
    padding: 0 2rem 2rem;
}

.product-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.product-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features li::before {
    content: '✓';
    color: var(--aq-gold);
    font-weight: bold;
}

.product-price {
    text-align: center;
    margin-bottom: 1rem;
}

.price-from {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.price-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.price-length {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.product-cta {
    display: flex;
    gap: 0.5rem;
}

.product-cta .btn {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
    text-align: center;
}

/* Comparison Table */
.comparison-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--dark-card) 100%);
}

.comparison-wrapper {
    overflow-x: auto;
    margin-top: 2rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1200px;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
    background: var(--dark-card);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: var(--text-secondary);
    position: sticky;
    top: 0;
}

.comparison-table th:first-child {
    text-align: left;
    background: var(--dark-bg);
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--dark-bg);
    position: sticky;
    left: 0;
}

.comparison-table tbody tr:hover {
    background: rgba(212, 175, 55, 0.05);
}

.comparison-table .product-col {
    min-width: 120px;
}

.comparison-table .cable-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.comparison-table .cable-price {
    color: var(--aq-gold);
    font-weight: 600;
}

.check-mark {
    color: var(--aq-gold);
    font-size: 1.2rem;
}

.nd-level {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.nd-1 { background: rgba(45, 74, 62, 0.5); color: #7dcea0; }
.nd-3 { background: rgba(74, 58, 45, 0.5); color: #f4d03f; }
.nd-5 { background: rgba(61, 45, 74, 0.5); color: #bb8fce; }
.nd-6 { background: rgba(74, 45, 55, 0.5); color: #ff8fa3; }
.nd-7 { background: rgba(74, 45, 45, 0.5); color: #ff6b6b; }

/* Technology Section */
.technology-section {
    padding: 5rem 0;
    background: var(--dark-bg);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-card {
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.tech-card:hover {
    border-color: #e51e27;
    transform: translateY(-5px);
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #e51e27 0%, #b8181f 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.tech-icon svg {
    width: 30px;
    height: 30px;
    stroke: #ffffff;
}

.tech-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.tech-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tech-levels {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-subtle);
}

.tech-level {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
}

.level-badge {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.level-info h4 {
    font-size: 0.95rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: #ffffff;
}

.level-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Pricing Calculator */
.pricing-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, var(--dark-card) 0%, var(--dark-bg) 100%);
}

.calculator-wrapper {
    max-width: 900px;
    margin: 0 auto;
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 3rem;
}

.calc-row {
    margin-bottom: 2rem;
}

.calc-label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

.cable-select {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 0.5rem;
}

.cable-option {
    padding: 1rem 0.5rem;
    background: var(--dark-bg);
    border: 2px solid var(--border-subtle);
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
}

.cable-option:hover {
    border-color: var(--aq-gold);
}

.cable-option.selected {
    border-color: #e51e27;
    background: rgba(229, 30, 39, 0.1);
}

.cable-option-name {
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}

.cable-option-tier {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.length-select {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.length-option {
    padding: 1rem 1.5rem;
    background: var(--dark-bg);
    border: 2px solid var(--border-subtle);
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
    min-width: 100px;
}

.length-option:hover {
    border-color: var(--aq-gold);
}

.length-option.selected {
    border-color: #e51e27;
    background: rgba(229, 30, 39, 0.1);
}

.length-option.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.length-meters {
    font-weight: 600;
    font-size: 1.1rem;
}

.length-feet {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.calc-result {
    background: linear-gradient(135deg, rgba(229, 30, 39, 0.1) 0%, rgba(212, 175, 55, 0.1) 100%);
    border: 1px solid var(--aq-gold);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

.result-cable {
    font-size: 1.5rem;
    font-family: 'Playfair Display', serif;
    margin-bottom: 0.5rem;
}

.result-specs {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.result-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--aq-gold);
    margin-bottom: 1rem;
}

.result-cta {
    margin-top: 1.5rem;
}

/* SEO Intro Section */
.seo-intro {
    padding: 2.5rem 0;
    background: var(--dark-card);
}

.seo-intro p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

/* Buying Guide Section */
.buying-guide-section {
    padding: 5rem 0;
    background: var(--dark-bg);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.guide-card {
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 2.5rem 2rem 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.guide-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--aq-red), var(--aq-gold));
}

.guide-card:hover {
    border-color: var(--aq-gold);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.guide-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.guide-card-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--aq-gold);
    fill: none;
    stroke-width: 2;
}

.guide-card h3 {
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.guide-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* Why AudioQuest / VS Section */
.vs-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, var(--dark-card) 0%, #111111 100%);
}

.vs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.vs-card {
    background: var(--dark-bg);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 2.5rem 2rem 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.vs-card:hover {
    border-color: var(--aq-red);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.vs-card-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--aq-red), var(--aq-red-dark));
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.vs-card h3 {
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: 0.02em;
}

.vs-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* Location Section */
.location-section {
    padding: 5rem 0;
    background: var(--dark-bg);
    position: relative;
}

.location-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--aq-red), var(--aq-gold));
    border-radius: 2px;
}

.location-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.location-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2.5rem;
}

.location-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 1rem 1.5rem;
    transition: border-color 0.3s ease;
}

.location-badge:hover {
    border-color: var(--aq-gold);
}

.location-badge-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.location-badge-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--aq-gold);
    fill: none;
    stroke-width: 2;
}

.location-badge-text {
    text-align: left;
}

.location-badge-title {
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
}

.location-badge-desc {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 0.15rem;
}

.location-text {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 1.5rem auto 0;
    text-align: center;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: var(--dark-bg);
}

.faq-grid {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 500;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.02);
}

.faq-question.active {
    color: var(--aq-gold);
}

.faq-icon {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-question.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.btn-outline-white:hover {
    background: #ffffff;
    color: #e51e27;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

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

.modal {
    background: var(--dark-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #e51e27;
}

.modal-header {
    padding: 2rem;
    border-bottom: 1px solid var(--border-subtle);
}

.modal-body {
    padding: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-specs {
        gap: 1.5rem;
    }

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

    .calculator-wrapper {
        padding: 1.5rem;
    }

    .cable-select {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

@media (max-width: 480px) {
    .cable-select {
        grid-template-columns: repeat(2, 1fr);
    }

    .length-select {
        flex-direction: column;
    }

    .length-option {
        width: 100%;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border-subtle);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}