/* ========================================================================
   Gayatri Steel Furniture - Main Stylesheet
   Modern, responsive design with dark mode support
   ======================================================================== */

/* ========================================================================
   CSS Variables & Color Palette
   ======================================================================== */
:root {
    /* Color Palette */
    --color-dark-steel: #2b2f33;
    --color-warm-wood: #b8864b;
    --color-off-white: #f7f6f4;
    --color-accent: #1f78d1;
    
    /* Extended Colors */
    --color-black: #1a1d20;
    --color-white: #ffffff;
    --color-gray-light: #e5e5e5;
    --color-gray-medium: #8a8a8a;
    --color-gray-dark: #4a4a4a;
    
    /* Semantic Colors */
    --color-primary: var(--color-accent);
    --color-secondary: var(--color-warm-wood);
    --color-text: var(--color-dark-steel);
    --color-text-light: var(--color-gray-medium);
    --color-background: var(--color-off-white);
    --color-surface: var(--color-white);
    --color-border: var(--color-gray-light);
    
    /* Status Colors */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    
    /* Typography */
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Layout */
    --container-width: 1200px;
    --container-padding: 1.5rem;
    --header-height: 80px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* 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: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --color-text: var(--color-off-white);
    --color-text-light: #b0b0b0;
    --color-background: #1a1d20;
    --color-surface: #2b2f33;
    --color-border: #3a3f44;
    --color-dark-steel: #e5e5e5;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ========================================================================
   Typography
   ======================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

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

a:hover, a:focus {
    color: var(--color-secondary);
}

strong {
    font-weight: 600;
}

/* ========================================================================
   Layout Utilities
   ======================================================================== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--space-3xl) 0;
}

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

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

.bg-dark {
    background-color: var(--color-dark-steel);
    color: var(--color-off-white);
}

[data-theme="dark"] .bg-dark {
    background-color: var(--color-black);
}

.bg-dark h1, .bg-dark h2, .bg-dark h3, 
.bg-dark h4, .bg-dark h5, .bg-dark h6,
.bg-dark p {
    color: var(--color-off-white);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================================================
   Header & Navigation
   ======================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

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

.nav-brand .logo {
    height: 50px;
    width: auto;
    transition: opacity var(--transition-fast);
}

.nav-brand .logo:hover {
    opacity: 0.8;
}

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

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text);
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

.nav-link.active {
    color: var(--color-primary);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-text);
    position: relative;
    transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: transform var(--transition-base);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="dark"] .moon-icon {
    display: block;
}

/* Responsive Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--color-surface);
        padding: var(--space-lg);
        gap: var(--space-sm);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-base), opacity var(--transition-base);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-toggle[aria-expanded="true"] .hamburger {
        background-color: transparent;
    }
    
    .nav-toggle[aria-expanded="true"] .hamburger::before {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav-toggle[aria-expanded="true"] .hamburger::after {
        transform: rotate(-45deg) translate(6px, -6px);
    }
}

/* ========================================================================
   Hero Section
   ======================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-3xl) var(--container-padding);
    margin-top: var(--header-height);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-dark-steel) 0%, var(--color-black) 100%);
}

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

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    color: var(--color-white);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    margin-bottom: var(--space-lg);
    color: var(--color-white);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    display: block;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--color-warm-wood);
    margin-top: var(--space-md);
}

.hero-text {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    animation: bounce 2s infinite;
}

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

/* Fade-in animations */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

.fade-in:nth-child(1) { animation-delay: 0.2s; }
.fade-in:nth-child(2) { animation-delay: 0.4s; }
.fade-in:nth-child(3) { animation-delay: 0.6s; }

@keyframes fadeIn {
    to { opacity: 1; }
}

/* ========================================================================
   Buttons
   ======================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover, .btn-secondary:focus {
    background-color: transparent;
    color: var(--color-secondary);
    border-color: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline:hover, .btn-outline:focus {
    background-color: var(--color-white);
    color: var(--color-dark-steel);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ========================================================================
   Sections
   ======================================================================== */
.page-header {
    padding: calc(var(--header-height) + var(--space-3xl)) var(--container-padding) var(--space-xl);
    background: linear-gradient(135deg, var(--color-dark-steel) 0%, var(--color-black) 100%);
    color: var(--color-white);
    text-align: center;
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--space-md);
    color: var(--color-white);
}

.page-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    max-width: 700px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.9);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-xl);
}

.intro-section {
    background-color: var(--color-surface);
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.intro-paragraph {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text);
}

/* ========================================================================
   Features Grid
   ======================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.feature-card {
    background-color: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.feature-text {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ========================================================================
   Product Grid
   ======================================================================== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.product-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    background-color: var(--color-gray-light);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(43, 47, 51, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-info {
    padding: var(--space-md);
}

.product-name {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.product-description {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ========================================================================
   Gallery
   ======================================================================== */
.gallery-filter {
    background-color: var(--color-surface);
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
}

.filter-btn {
    padding: 0.625rem 1.5rem;
    background-color: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

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

.gallery-item {
    position: relative;
    height: 350px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-gray-light);
    cursor: pointer;
    transition: transform var(--transition-base);
}

.gallery-item:hover {
    transform: scale(1.02);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-title {
    color: var(--color-white);
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.gallery-caption {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.gallery-btn {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background-color: var(--color-white);
    color: var(--color-dark-steel);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-base);
}

.gallery-item:hover .gallery-btn {
    opacity: 1;
    transform: scale(1);
}

.gallery-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Gallery Item Filtering */
.gallery-item.hidden {
    display: none;
}

/* ========================================================================
   Lightbox
   ======================================================================== */
.lightbox {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

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

.lightbox-info {
    text-align: center;
    color: var(--color-white);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: fixed;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.lightbox-close {
    top: var(--space-lg);
    right: var(--space-lg);
}

.lightbox-prev {
    left: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
}

/* ========================================================================
   Testimonials
   ======================================================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.testimonial-card {
    background-color: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.testimonial-stars {
    color: var(--color-warning);
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.testimonial-text {
    font-style: italic;
    line-height: 1.7;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-text-light);
    font-style: normal;
}

/* ========================================================================
   CTA Section
   ======================================================================== */
.cta-section {
    padding: var(--space-3xl) 0;
}

.cta-text {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
}

/* ========================================================================
   Contact Page
   ======================================================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    margin-top: var(--space-xl);
}

@media (max-width: 968px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

.contact-form-wrapper,
.contact-info-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-form-wrapper h2,
.contact-info-wrapper h2 {
    font-size: 1.75rem;
    margin-bottom: var(--space-md);
}

.form-intro {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

/* Form Styles */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.required {
    color: var(--color-error);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 0.875rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--color-surface);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--color-error);
}

.error-message {
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--space-xs);
    display: none;
}

.form-group input.error ~ .error-message,
.form-group textarea.error ~ .error-message {
    display: block;
}

.form-group small {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: var(--space-xs);
}

.form-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background-color: rgba(31, 120, 209, 0.1);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-primary);
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-white);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
    margin-left: var(--space-sm);
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loader {
    display: inline-block;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-message {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    display: none;
    margin-top: var(--space-md);
}

.form-message.success {
    display: block;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.form-message.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

/* Contact Info Cards */
.contact-info-card {
    background-color: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-detail {
    display: flex;
    gap: var(--space-md);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
}

.contact-detail h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-xs);
}

.contact-detail p {
    color: var(--color-text-light);
    margin: 0;
    line-height: 1.6;
}

.map-container {
    width: 100%;
    height: 300px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-top: var(--space-lg);
}

/* ========================================================================
   About Page
   ======================================================================== */
.content-section {
    background-color: var(--color-surface);
}

.content-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-3xl);
    margin-top: var(--space-xl);
}

@media (max-width: 968px) {
    .content-layout {
        grid-template-columns: 1fr;
    }
}

.content-main h2 {
    margin-top: var(--space-xl);
    color: var(--color-text);
}

.content-main h2:first-child {
    margin-top: 0;
}

.content-main ul,
.content-main ol {
    padding-left: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.content-main li {
    margin-bottom: var(--space-sm);
    line-height: 1.7;
    color: var(--color-text);
}

.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.sidebar-card {
    background-color: var(--color-background);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .sidebar-card {
    background-color: var(--color-surface);
}

.sidebar-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.facts-list,
.simple-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.facts-list li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.facts-list li:last-child {
    border-bottom: none;
}

.facts-list strong {
    color: var(--color-text);
    font-size: 0.875rem;
}

.facts-list span {
    color: var(--color-text-light);
}

.simple-list li {
    padding: var(--space-xs) 0;
    padding-left: var(--space-md);
    position: relative;
    color: var(--color-text-light);
}

.simple-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.sidebar-cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
}

.sidebar-cta h3,
.sidebar-cta p {
    color: var(--color-white);
}

/* ========================================================================
   Legal Pages (Disclaimer, Privacy)
   ======================================================================== */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-intro {
    font-size: 1.125rem;
    padding: var(--space-lg);
    background-color: rgba(31, 120, 209, 0.1);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
}

.legal-content h2 {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 2px solid var(--color-border);
}

.legal-content h2:first-of-type {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.legal-content h3 {
    margin-top: var(--space-lg);
    font-size: 1.25rem;
    color: var(--color-text);
}

.legal-content ul,
.legal-content ol {
    padding-left: var(--space-xl);
    margin-bottom: var(--space-lg);
}

.legal-content li {
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}

.contact-list {
    list-style: none;
    padding: 0;
}

.contact-list li {
    margin-bottom: var(--space-sm);
}

.legal-notice {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background-color: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--color-warning);
    border-radius: var(--radius-md);
}

/* ========================================================================
   Footer
   ======================================================================== */
.footer {
    background-color: var(--color-dark-steel);
    color: var(--color-off-white);
    padding: var(--space-3xl) 0 var(--space-lg);
}

[data-theme="dark"] .footer {
    background-color: var(--color-black);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-col h3 {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.footer-logo {
    height: 50px;
    width: auto;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.social-icons {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.social-link:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

.footer-heading {
    font-size: 1.125rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-contact {
    font-style: normal;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
}

.footer-contact strong {
    color: var(--color-white);
    display: block;
    margin-bottom: 0.25rem;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact a:hover {
    color: var(--color-white);
}

.footer-newsletter-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: var(--space-md);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.newsletter-input {
    padding: 0.75rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.newsletter-btn {
    padding: 0.75rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

.back-to-top {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.back-to-top:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

@media (max-width: 640px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* ========================================================================
   Scroll Reveal Animations
   ======================================================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================================================
   Responsive Utilities
   ======================================================================== */
@media (max-width: 640px) {
    :root {
        --space-3xl: 3rem;
        --space-2xl: 2rem;
    }
    
    .section {
        padding: var(--space-2xl) 0;
    }
    
    .hero {
        min-height: 90vh;
    }
}

/* ========================================================================
   Print Styles
   ======================================================================== */
@media print {
    .header,
    .nav-container,
    .theme-toggle,
    .hero,
    .cta-section,
    .footer,
    .btn {
        display: none !important;
    }
    
    .page-header {
        padding: var(--space-lg) 0;
        background: none !important;
        color: var(--color-black) !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
}