/* ===== IGP Glass Installer-Focused Design System ===== */

/* CSS Variables for Installer-Focused Design */
:root {
    /* Primary Color Palette - #004A99 Focus */
    --primary-blue: #004A99;
    --primary-blue-light: #1a5ba8;
    --primary-blue-dark: #003366;
    --secondary-gray: #6b7280;
    --accent-blue: #3b82f6;
    
    /* UI Colors */
    --background-white: #ffffff;
    --background-light: #f8fafc;
    --background-gray: #f1f5f9;
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --text-dark: #1f2937;
    --text-medium: #4b5563;
    --text-light: #6b7280;
    
    /* Status Colors */
    --success-green: #10b981;
    --warning-yellow: #f59e0b;
    --error-red: #ef4444;
    
    /* Typography */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Spacing System */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-white);
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== Header ===== */
.header {
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-light);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    height: 50px;
    width: auto;
    border-radius: var(--radius-md);
}

.company-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.25rem;
}

.company-tagline {
    font-size: 0.875rem;
    color: var(--text-medium);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.back-home-btn,
.language-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--primary-blue);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-normal);
    font-size: 0.875rem;
}

.back-home-btn:hover,
.language-toggle:hover {
    background-color: var(--primary-blue-light);
    transform: translateY(-1px);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 74, 153, 0.8) 0%, rgba(0, 51, 102, 0.9) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

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

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.feature-item i {
    font-size: 1.25rem;
    color: #93c5fd;
}

/* ===== Quick Navigation ===== */
.quick-nav {
    background-color: var(--background-light);
    border-bottom: 1px solid var(--border-light);
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: 82px;
    z-index: 90;
}

.quick-nav .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.nav-title {
    font-weight: 600;
    color: var(--text-dark);
    white-space: nowrap;
}

.mobile-nav-toggle {
    display: none;
    background: var(--background-white);
    border: 2px solid var(--primary-blue);
    padding: var(--spacing-md);
    cursor: pointer;
    position: relative;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    z-index: 1001;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.mobile-nav-toggle:hover {
    background-color: rgba(0, 74, 153, 0.1);
}

.mobile-nav-toggle:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Hamburger Icon Styling */
.hamburger-icon {
    width: 24px;
    height: 18px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0deg);
    transition: 0.3s ease-in-out;
}

.hamburger-icon span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: var(--primary-blue);
    border-radius: 2px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: 0.25s ease-in-out;
}

.hamburger-icon span:nth-child(1) {
    top: 0px;
}

.hamburger-icon span:nth-child(2) {
    top: 7px;
}

.hamburger-icon span:nth-child(3) {
    top: 14px;
}

/* Active state animation */
.menu-open .hamburger-icon {
    transform: translate(-50%, -50%) rotate(0deg);
}

.menu-open .hamburger-icon span:nth-child(1) {
    top: 7px;
    transform: rotate(135deg);
    background: white;
}

.menu-open .hamburger-icon span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.menu-open .hamburger-icon span:nth-child(3) {
    top: 7px;
    transform: rotate(-135deg);
    background: white;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition-normal);
    white-space: nowrap;
}

.nav-links li a:hover {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

/* ===== Main Content ===== */
.main-content {
    padding: var(--spacing-2xl) 0;
}

.content-section {
    margin-bottom: var(--spacing-3xl);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.section-header h2 i {
    font-size: 1.75rem;
    color: var(--primary-blue-light);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Spec Cards Grid ===== */
.spec-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.spec-card {
    background: var(--background-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.spec-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--primary-blue);
}

.spec-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    color: white;
    padding: var(--spacing-lg);
    position: relative;
}

.spec-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.spec-category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.spec-details {
    padding: var(--spacing-lg);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    font-weight: 500;
    color: var(--text-medium);
    font-size: 0.875rem;
}

.spec-value {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 0.875rem;
    text-align: right;
}

/* ===== Warning Section ===== */
.warning-section {
    background-color: var(--background-light);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--border-light);
}

.warning-box {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    background: #fffbe6;
    border: 1px solid #ffeeba;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border-left: 4px solid #856404;
}

.warning-icon {
    color: #856404;
    font-size: 1.5rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.warning-content {
    flex: 1;
}

.warning-title {
    font-size: 1rem;
    font-weight: 700;
    color: #856404;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.warning-text {
    font-size: 0.95rem;
    color: #856404;
    line-height: 1.6;
    margin: 0;
}

/* ===== Legal Footer ===== */
.legal-footer {
    background-color: var(--primary-blue-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    border-top: 3px solid var(--primary-blue);
}

.legal-content {
    margin-bottom: var(--spacing-2xl);
}

.legal-heading {
    font-size: 1.5rem;
    font-weight: 700;
    color: #93c5fd;
    margin-bottom: var(--spacing-xl);
    text-align: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid rgba(147, 197, 253, 0.3);
}

.disclaimer-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border-left: 3px solid #93c5fd;
}

.disclaimer-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #93c5fd;
    margin-bottom: var(--spacing-md);
}

.disclaimer-text {
    font-size: 0.875rem;
    color: #cbd5e1;
    line-height: 1.7;
    margin: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-links .footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: #93c5fd;
}

.footer-links .footer-section p {
    color: #cbd5e1;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.footer-links .footer-section a {
    color: white;
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-links .footer-section a:hover {
    color: #93c5fd;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    color: #9ca3af;
    font-size: 0.8rem;
    line-height: 1.6;
    margin: 0;
}

/* ===== Original Footer (Deprecated) ===== */
.footer {
    background-color: var(--primary-blue-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-3xl);
}

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

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: #93c5fd;
}

.footer-section p {
    color: #cbd5e1;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: #cbd5e1;
}

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

/* Tablet Styles */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-features {
        gap: var(--spacing-lg);
    }
    
    .quick-nav .container {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .mobile-nav-toggle {
        display: block !important;
        position: absolute;
        top: 50%;
        right: 1rem;
        transform: translateY(-50%);
        z-index: 10000 !important;
        background: var(--background-white);
        border: 2px solid var(--primary-blue);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        border-radius: var(--radius-md);
    }
    
    .quick-nav {
        position: relative;
    }
    
    .nav-links {
        display: flex;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
        background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-xl);
        z-index: 9999 !important;
        padding: var(--spacing-2xl);
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.3s ease-in-out;
        opacity: 0;
        backdrop-filter: blur(20px);
        visibility: hidden;
    }
    
    .nav-links.active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        width: 100%;
        max-width: 300px;
    }
    
    .nav-links li a {
        display: block;
        padding: var(--spacing-lg);
        color: white;
        font-size: 1.125rem;
        font-weight: 500;
        text-align: center;
        text-decoration: none;
        border: 2px solid rgba(255, 255, 255, 0.2);
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        transition: all 0.2s ease-out;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
    }
    
    .nav-links li a:before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
        transition: left 0.5s;
    }
    
    .nav-links li a:hover,
    .nav-links li a:focus {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.4);
        transform: translateY(-2px) scale(1.02);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }
    
    .nav-links li a:hover:before {
        left: 100%;
    }
    
    .nav-links li a:active {
        transform: translateY(-1px) scale(0.98);
        background: rgba(255, 255, 255, 0.3);
    }
    
    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden !important;
        position: fixed !important;
        width: 100% !important;
        height: 100% !important;
        top: 0 !important;
        left: 0 !important;
    }
    
    /* Close button styling for mobile menu */
    .mobile-nav-close {
        position: absolute;
        top: 1rem;
        right: 1rem;
        background: transparent;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        padding: var(--spacing-sm);
        border-radius: var(--radius-sm);
        transition: var(--transition-normal);
        z-index: 1001;
    }
    
    .mobile-nav-close:hover {
        background: rgba(255, 255, 255, 0.1);
    }
    
    /* Additional mobile menu animations */
    .nav-links li {
        opacity: 0;
        transform: translateY(20px);
        animation: none;
    }
    
    .nav-links.active li {
        opacity: 1;
        transform: translateY(0);
        animation: slideInUp 0.3s ease-out forwards;
    }
    
    .nav-links.active li:nth-child(1) { animation-delay: 0.1s; }
    .nav-links.active li:nth-child(2) { animation-delay: 0.2s; }
    .nav-links.active li:nth-child(3) { animation-delay: 0.3s; }
    .nav-links.active li:nth-child(4) { animation-delay: 0.4s; }
    .nav-links.active li:nth-child(5) { animation-delay: 0.5s; }
    .nav-links.active li:nth-child(6) { animation-delay: 0.6s; }
    
    @keyframes slideInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .spec-cards-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .section-header h2 {
        font-size: 1.75rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .warning-box {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .disclaimer-section {
        padding: var(--spacing-md);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* Force mobile menu visibility on all mobile screens */
@media (max-width: 992px) {
    .mobile-nav-toggle {
        display: block !important;
    }
    
    .nav-links {
        display: flex;
    }
}

/* Mobile Styles */
@media (max-width: 480px) {
    .hero {
        height: 300px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: center;
    }
    
    .spec-cards-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .spec-header {
        padding: var(--spacing-md);
    }
    
    .spec-details {
        padding: var(--spacing-md);
    }
    
    .spec-item {
        flex-direction: column;
        align-items: stretch;
        gap: 0.25rem;
        text-align: left;
    }
    
    .spec-value {
        text-align: left;
        font-size: 1rem;
    }
    
    .header-nav {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }
    
    .back-home-btn,
    .language-toggle {
        justify-content: center;
        width: 100%;
    }
    
    .warning-box {
        padding: var(--spacing-md);
    }
    
    .warning-title {
        font-size: 0.9rem;
    }
    
    .warning-text {
        font-size: 0.85rem;
    }
    
    .legal-heading {
        font-size: 1.25rem;
    }
    
    .disclaimer-title {
        font-size: 1rem;
    }
    
    .disclaimer-text {
        font-size: 0.8rem;
    }
    
    /* Enhanced mobile menu for small screens */
    .nav-links {
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }
    
    .nav-links li {
        max-width: 280px;
    }
    
    .nav-links li a {
        padding: var(--spacing-md);
        font-size: 1rem;
    }
    
    .mobile-nav-toggle {
        top: 0.75rem;
        right: 0.75rem;
        width: 44px;
        height: 44px;
    }
    
    .hamburger-icon {
        width: 20px;
        height: 16px;
    }
    
    .hamburger-icon span {
        height: 2px;
    }
    
    .hamburger-icon span:nth-child(2) {
        top: 6px;
    }
    
    .hamburger-icon span:nth-child(3) {
        top: 12px;
    }
    
    .menu-open .hamburger-icon span:nth-child(1) {
        top: 6px;
    }
    
    .menu-open .hamburger-icon span:nth-child(3) {
        top: 6px;
    }
}

/* Print Styles */
@media print {
    .header,
    .quick-nav,
    .footer,
    .warning-section,
    .legal-footer {
        display: none;
    }
    
    .hero {
        height: auto;
        background: white !important;
        color: black !important;
    }
    
    .hero-overlay {
        display: none;
    }
    
    .spec-card {
        break-inside: avoid;
        border: 1px solid #ccc;
        margin-bottom: 1rem;
    }
    
    .spec-header {
        background: #f5f5f5 !important;
        color: black !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border-light: #000;
        --border-medium: #000;
        --text-light: #000;
        --text-medium: #000;
    }
    
    .spec-card {
        border: 2px solid #000;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .spec-card:hover {
        transform: none;
    }
}

/* Focus Management */
.spec-card:focus-within {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

.nav-links a:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Accessibility Improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --background-white: #1f2937;
        --background-light: #111827;
        --background-gray: #374151;
        --border-light: #4b5563;
        --border-medium: #6b7280;
        --text-dark: #f9fafb;
        --text-medium: #d1d5db;
        --text-light: #9ca3af;
    }
    
    .spec-card {
        background-color: #374151;
        border-color: #4b5563;
    }
    
    .footer {
        background-color: #111827;
    }
}