/* Refined Luxury Light Theme - Modern Elegance */

/* Refined Luxury Color Palette */
[data-theme="light"] {
    /* Pure Base Colors */
    --primary-white: #ffffff;
    --cream-base: #fefdfb;
    --cream-warm: #faf9f7;
    --cream-soft: #f7f6f4;
    
    /* Champagne Gold System */
    --champagne-light: #f7e7ce;
    --champagne-medium: #e6d7b8;
    --champagne-rich: #d4c5a9;
    --champagne-deep: #c2b18c;
    --champagne-dark: #a99d7c;
    
    /* Sapphire Accent System */
    --sapphire-light: #e8f2ff;
    --sapphire-medium: #4a90e2;
    --sapphire-rich: #2563eb;
    --sapphire-deep: #1d4ed8;
    --sapphire-dark: #1e40af;
    
    /* Emerald Accent System */
    --emerald-light: #ecfdf5;
    --emerald-medium: #10b981;
    --emerald-rich: #059669;
    --emerald-deep: #047857;
    --emerald-dark: #065f46;
    
    /* Sophisticated Neutrals */
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    
    /* Text System - High Contrast */
    --text-primary: var(--neutral-900);
    --text-secondary: var(--neutral-700);
    --text-muted: var(--neutral-500);
    --text-accent-sapphire: var(--sapphire-rich);
    --text-accent-emerald: var(--emerald-rich);
    --text-accent-champagne: var(--champagne-dark);
    
    /* Background System */
    --background-primary: var(--primary-white);
    --background-secondary: var(--cream-base);
    --background-tertiary: var(--cream-warm);
    --background-subtle: var(--cream-soft);
    --background-accent: var(--champagne-light);
    
    /* Glassmorphic Effects */
    --glass-primary: rgba(255, 255, 255, 0.8);
    --glass-secondary: rgba(254, 253, 251, 0.9);
    --glass-accent: rgba(247, 231, 206, 0.3);
    --glass-sapphire: rgba(37, 99, 235, 0.05);
    --glass-emerald: rgba(5, 150, 105, 0.05);
    
    /* Border System */
    --border-light: rgba(212, 197, 169, 0.2);
    --border-medium: rgba(212, 197, 169, 0.3);
    --border-strong: rgba(212, 197, 169, 0.5);
    --border-sapphire: rgba(37, 99, 235, 0.2);
    --border-emerald: rgba(5, 150, 105, 0.2);
    
    /* Refined Gradients */
    --gradient-champagne: linear-gradient(135deg, #f7e7ce 0%, #e6d7b8 50%, #d4c5a9 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(254, 253, 251, 0.8) 100%);
    --gradient-sapphire: linear-gradient(135deg, #4a90e2 0%, #2563eb 50%, #1d4ed8 100%);
    --gradient-emerald: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
    --gradient-hero: radial-gradient(ellipse at top, #ffffff 0%, #fefdfb 30%, #faf9f7 70%, #f7f6f4 100%);
    --gradient-section: linear-gradient(135deg, #ffffff 0%, #fefdfb 50%, #faf9f7 100%);
    
    /* Sophisticated Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    
    /* Luxury Accent Shadows */
    --shadow-champagne: 0 20px 40px rgba(212, 197, 169, 0.2), 0 10px 20px rgba(212, 197, 169, 0.1);
    --shadow-sapphire: 0 20px 40px rgba(37, 99, 235, 0.15), 0 10px 20px rgba(37, 99, 235, 0.08);
    --shadow-emerald: 0 20px 40px rgba(5, 150, 105, 0.15), 0 10px 20px rgba(5, 150, 105, 0.08);
    
    /* Embossing Effects */
    --emboss-light: inset 0 1px 0 rgba(255, 255, 255, 0.8), inset 0 -1px 0 rgba(0, 0, 0, 0.05);
    --emboss-medium: inset 0 2px 0 rgba(255, 255, 255, 0.9), inset 0 -2px 0 rgba(0, 0, 0, 0.08);
    --emboss-strong: inset 0 3px 0 rgba(255, 255, 255, 1), inset 0 -3px 0 rgba(0, 0, 0, 0.1);
}

/* Refined Body Styling with Grain Overlay */
[data-theme="light"] body {
    background: var(--gradient-hero);
    color: var(--text-primary);
    position: relative;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 300;
    letter-spacing: 0.01em;
}

/* Soft Grain Overlay */
[data-theme="light"] body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(212, 197, 169, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(37, 99, 235, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: -2;
}

/* Ultra-subtle texture pattern */
[data-theme="light"] body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 1px 1px, rgba(0, 0, 0, 0.008) 1px, transparent 0);
    background-size: 20px 20px;
    pointer-events: none;
    z-index: -1;
    opacity: 0.5;
}

/* Refined Navigation - CRITICAL FIX FOR LIGHT THEME */
[data-theme="light"] .navbar {
    position: fixed !important;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: var(--glass-primary) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    border-bottom: 1px solid var(--border-light) !important;
    box-shadow: var(--shadow-sm) !important;
    z-index: 1000;
    transition: all 0.3s ease;
}

/* Navigation text colors for light theme */
[data-theme="light"] .nav-link {
    color: var(--text-primary) !important;
    font-weight: 400;
}

[data-theme="light"] .nav-link:hover {
    color: var(--text-accent-sapphire) !important;
}

[data-theme="light"] .nav-logo {
    color: var(--text-primary) !important;
}

[data-theme="light"] .nav-logo i {
    color: var(--champagne-rich) !important;
}

/* Additional navbar overrides for light theme */
[data-theme="light"] .nav-container {
    background: transparent !important;
}

[data-theme="light"] .nav-toggle span {
    background-color: var(--text-primary) !important;
}

[data-theme="light"] .nav-toggle span::before,
[data-theme="light"] .nav-toggle span::after {
    background-color: var(--text-primary) !important;
}

[data-theme="light"] .navbar::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--champagne-medium), transparent);
    opacity: 0.5;
}

/* Typography System */
[data-theme="light"] .nav-logo .logo-text {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    position: relative;
}

[data-theme="light"] .nav-logo .logo-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-champagne);
    border-radius: 1px;
    opacity: 0.8;
}

/* Hero Typography - High Contrast Serif */
[data-theme="light"] .hero-title {
    font-family: 'Playfair Display', serif;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.1;
    position: relative;
}

[data-theme="light"] .hero-title .title-line:first-child {
    background: var(--gradient-sapphire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .hero-subtitle {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    letter-spacing: 0.01em;
}

[data-theme="light"] .section-title {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    position: relative;
}

[data-theme="light"] .section-subtitle {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.6;
}

[data-theme="light"] .card-title {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

[data-theme="light"] .card-description {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Glassmorphic Card Panels */
[data-theme="light"] .card-wrapper {
    background: var(--glass-secondary);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--border-medium);
    box-shadow: var(--shadow-lg), var(--emboss-light);
    position: relative;
    overflow: hidden;
}

[data-theme="light"] .card-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    opacity: 0.8;
}

[data-theme="light"] .card-wrapper:hover {
    background: var(--glass-primary);
    border-color: var(--champagne-medium);
    box-shadow: var(--shadow-xl), var(--shadow-champagne), var(--emboss-medium);
    transform: translateY(-8px) scale(1.01);
}

/* Floating Card System */
[data-theme="light"] .floating-card {
    background: var(--glass-primary);
    backdrop-filter: blur(15px) saturate(180%);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-md), var(--emboss-light);
    position: relative;
}

[data-theme="light"] .floating-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, transparent 60%);
    pointer-events: none;
    border-radius: inherit;
}

/* Refined Button System */
[data-theme="light"] .btn-primary {
    background: var(--gradient-sapphire);
    color: #ffffff;
    border: none;
    box-shadow: var(--shadow-md), var(--emboss-light);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}

[data-theme="light"] .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

[data-theme="light"] .btn-primary:hover::before {
    left: 100%;
}

[data-theme="light"] .btn-primary:hover {
    box-shadow: var(--shadow-lg), var(--shadow-sapphire), var(--emboss-medium);
    transform: translateY(-2px) scale(1.01);
}

[data-theme="light"] .btn-secondary {
    background: var(--glass-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
    box-shadow: var(--shadow-sm), var(--emboss-light);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    backdrop-filter: blur(10px);
}

[data-theme="light"] .btn-secondary:hover {
    background: var(--glass-secondary);
    border-color: var(--champagne-medium);
    color: var(--text-accent-champagne);
    box-shadow: var(--shadow-md), var(--shadow-champagne), var(--emboss-medium);
    transform: translateY(-2px);
}

/* Refined Section Backgrounds */
[data-theme="light"] .hero {
    background: var(--gradient-section);
    position: relative;
}

[data-theme="light"] .stats-section {
    background: var(--background-secondary);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    position: relative;
}

[data-theme="light"] .stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 40%, var(--glass-accent) 50%, transparent 60%);
    pointer-events: none;
}

[data-theme="light"] .cards-section {
    background: var(--gradient-section);
    position: relative;
}

/* Focal Point Decorative Details */
[data-theme="light"] .section-header {
    position: relative;
    padding-bottom: 20px;
}

[data-theme="light"] .section-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--gradient-champagne);
    border-radius: 1px;
}

/* Category Button System */
[data-theme="light"] .category-btn {
    background: var(--glass-primary);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    box-shadow: var(--shadow-xs), var(--emboss-light);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    letter-spacing: 0.01em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] .category-btn:hover {
    background: var(--glass-secondary);
    border-color: var(--champagne-medium);
    color: var(--text-accent-champagne);
    box-shadow: var(--shadow-sm), var(--shadow-champagne);
    transform: translateY(-2px);
}

[data-theme="light"] .category-btn.active {
    background: var(--gradient-emerald);
    border-color: var(--emerald-rich);
    color: #ffffff;
    font-weight: 500;
    box-shadow: var(--shadow-md), var(--shadow-emerald);
}

/* Feature Tags */
[data-theme="light"] .feature-tag {
    background: var(--glass-accent);
    color: var(--text-accent-champagne);
    border: 1px solid var(--border-medium);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: var(--shadow-xs);
    backdrop-filter: blur(5px);
}

/* Benefit Cards */
[data-theme="light"] .benefit-card {
    background: var(--glass-secondary);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-md), var(--emboss-light);
    backdrop-filter: blur(20px);
    position: relative;
}

[data-theme="light"] .benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-sapphire);
    border-radius: 1px 1px 0 0;
}

[data-theme="light"] .benefit-card:hover {
    background: var(--glass-primary);
    border-color: var(--sapphire-medium);
    box-shadow: var(--shadow-xl), var(--shadow-sapphire), var(--emboss-medium);
    transform: translateY(-6px);
}

/* Refined Scrollbar */
[data-theme="light"] ::-webkit-scrollbar {
    width: 8px;
}

[data-theme="light"] ::-webkit-scrollbar-track {
    background: var(--background-tertiary);
    border-radius: 4px;
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: var(--gradient-champagne);
    border-radius: 4px;
    border: 1px solid var(--background-secondary);
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-sapphire);
}

/* Refined Animations */
@keyframes refinedFloat {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-8px) scale(1.005);
    }
}

@keyframes sophisticatedPulse {
    0% {
        box-shadow: var(--shadow-md), 0 0 0 0 rgba(37, 99, 235, 0.3);
    }
    50% {
        box-shadow: var(--shadow-lg), 0 0 0 8px rgba(37, 99, 235, 0.1);
    }
    100% {
        box-shadow: var(--shadow-md), 0 0 0 0 rgba(37, 99, 235, 0);
    }
}

[data-theme="light"] .floating-card {
    animation: refinedFloat 8s ease-in-out infinite;
}

[data-theme="light"] .btn-primary:hover {
    animation: sophisticatedPulse 2s ease-in-out;
}

/* Focus States */
[data-theme="light"] *:focus-visible {
    outline: 2px solid var(--sapphire-medium);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    [data-theme="light"] .card-wrapper {
        backdrop-filter: blur(15px);
    }
    
    [data-theme="light"] .floating-card {
        backdrop-filter: blur(12px);
    }
}

/* Accessibility */
@media (prefers-contrast: high) {
    [data-theme="light"] {
        --text-primary: #000000;
        --text-secondary: #333333;
        --border-medium: rgba(0, 0, 0, 0.3);
    }
}

@media (prefers-reduced-motion: reduce) {
    [data-theme="light"] * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.1s !important;
    }
}