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

:root {
    /* Dark Theme Colors (default) */
    --primary-color: #000000;
    --secondary-color: #1a1a1a;
    --accent-color: #c9aa71;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --background-dark: #0a0a0a;
    --background-light: #1a1a1a;
    --border-color: #333333;
    --gradient-primary: linear-gradient(135deg, #c9aa71 0%, #b8860b 100%);
    --gradient-dark: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    --gradient-card: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    --card-shadow: rgba(0, 0, 0, 0.3);
    --card-shadow-hover: rgba(0, 0, 0, 0.4);
    --particle-color: rgba(201, 170, 113, 0.3);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    
    /* Borders */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 1rem;
    --border-radius-lg: 1.5rem;
    --border-radius-xl: 2rem;
    
    /* 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);
    --shadow-gold: 0 20px 40px rgba(201, 170, 113, 0.3);
    
    /* Transitions */
    --transition-fast: all 0.2s ease;
    --transition-base: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

/* Light Theme */
[data-theme="light"] {
    --primary-color: #ffffff;
    --secondary-color: #f8fafc;
    --accent-color: #d4af37;
    --accent-secondary: #b8860b;
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --background-dark: #ffffff;
    --background-light: #f8fafc;
    --background-subtle: #f1f5f9;
    --border-color: #e2e8f0;
    --border-subtle: #f1f5f9;
    --gradient-primary: linear-gradient(135deg, #d4af37 0%, #b8860b 50%, #8b6914 100%);
    --gradient-secondary: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --gradient-dark: linear-gradient(135deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
    --gradient-card: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    --gradient-hero: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 25%, #f1f5f9 50%, #ffffff 100%);
    --card-shadow: rgba(15, 23, 42, 0.08);
    --card-shadow-hover: rgba(15, 23, 42, 0.12);
    --card-shadow-strong: rgba(15, 23, 42, 0.16);
    --particle-color: rgba(212, 175, 55, 0.15);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Enhanced shadows for light mode */
    --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.1), 0 2px 4px -1px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -2px rgba(15, 23, 42, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 10px 10px -5px rgba(15, 23, 42, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
    --shadow-gold: 0 20px 40px rgba(212, 175, 55, 0.3), 0 10px 20px rgba(212, 175, 55, 0.15);
}

/* Light theme specific adjustments */
[data-theme="light"] .navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .nav-menu {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .hero-background {
    background: var(--gradient-hero);
}

[data-theme="light"] .hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 30%, rgba(184, 134, 11, 0.06) 0%, transparent 50%);
}

[data-theme="light"] .premium-black {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    box-shadow: var(--shadow-2xl);
}

[data-theme="light"] .floating-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

/* Enhanced card styling for light mode */
[data-theme="light"] .card-wrapper {
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .card-wrapper:hover {
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
    transform: translateY(-8px);
}

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

[data-theme="light"] .benefits-section {
    background: var(--gradient-secondary);
}

[data-theme="light"] .benefit-card {
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

[data-theme="light"] .benefit-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

[data-theme="light"] .comparison-table {
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .table-body {
    background: var(--background-light);
}

[data-theme="light"] .contact-section {
    background: var(--background-subtle);
}

[data-theme="light"] .application-form {
    background: var(--background-dark);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .footer {
    background: var(--background-dark);
    border-top: 1px solid var(--border-color);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--background-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: var(--font-size-4xl);
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    text-align: center;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::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: var(--transition-base);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    border: 1px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

.btn-secondary {
    background: var(--background-light);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Enhanced button styles for light mode */
[data-theme="light"] .btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--accent-secondary);
}

[data-theme="light"] .btn-primary:hover {
    box-shadow: var(--shadow-gold);
    transform: translateY(-3px);
}

[data-theme="light"] .btn-secondary {
    background: var(--background-dark);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

[data-theme="light"] .btn-secondary:hover {
    background: var(--background-light);
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: var(--shadow-lg);
}

[data-theme="light"] .category-btn {
    background: var(--background-dark);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .category-btn.active,
[data-theme="light"] .category-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #ffffff;
    box-shadow: var(--shadow-md);
}

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

.card-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-lg);
}

.card-actions .btn {
    flex: 1;
    justify-content: center;
}

@media (max-width: 576px) {
    .card-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition-base);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
    height: 80px;
}

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

.theme-toggle {
    position: relative;
    width: 50px;
    height: 50px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    background: var(--background-light);
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.theme-toggle:hover {
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.theme-icon {
    position: absolute;
    font-size: 1.2rem;
    transition: var(--transition-base);
    color: var(--accent-color);
}

.theme-icon.light-icon {
    opacity: 1;
    transform: translateY(0) rotate(0deg);
}

.theme-icon.dark-icon {
    opacity: 0;
    transform: translateY(20px) rotate(180deg);
}

[data-theme="light"] .theme-icon.light-icon {
    opacity: 0;
    transform: translateY(-20px) rotate(-180deg);
}

[data-theme="light"] .theme-icon.dark-icon {
    opacity: 1;
    transform: translateY(0) rotate(0deg);
}

/* Enhanced theme toggle for light mode */
[data-theme="light"] .theme-toggle {
    background: var(--background-dark);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

[data-theme="light"] .theme-toggle:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-item {
    margin: 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
    display: block;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-color);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0.25rem;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 0;
    margin-top: -80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(201, 170, 113, 0.1) 0%, transparent 70%);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-card {
    position: absolute;
    width: 300px;
    height: 180px;
    background: var(--gradient-card);
    border-radius: var(--border-radius-lg);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-card-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.floating-card-2 {
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}

.floating-card-3 {
    top: 60%;
    right: 20%;
    animation-delay: 4s;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--spacing-xxl);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xxl) var(--spacing-md);
    position: relative;
    z-index: 2;
    min-height: calc(100vh - 80px);
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.title-line {
    display: block;
}

.title-line:first-child {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-cards {
    display: flex;
    justify-content: center;
    animation: slideInRight 1s ease-out;
}

.card-stack {
    position: relative;
    transform: perspective(1000px) rotateY(-15deg);
    animation: cardFloat 4s ease-in-out infinite;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    color: var(--accent-color);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--accent-color);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -3px;
    width: 8px;
    height: 8px;
    border: 2px solid var(--accent-color);
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
}

/* Credit Card Styles */
.credit-card {
    width: 100%;
    max-width: 350px;
    height: 220px;
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: var(--shadow-xl);
    margin: 0 auto;
}

.credit-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.card-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-dark);
    overflow: hidden;
}

.card-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
    background-image: radial-gradient(circle at 25% 25%, var(--accent-color) 2px, transparent 2px),
                      radial-gradient(circle at 75% 75%, var(--accent-color) 1px, transparent 1px);
    background-size: 50px 50px;
}

.card-content {
    position: relative;
    z-index: 2;
    padding: var(--spacing-lg);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: var(--text-primary);
}

.card-logo {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--accent-color);
    letter-spacing: 2px;
}

.card-chip {
    width: 40px;
    height: 30px;
    background: linear-gradient(135deg, #ffd700 0%, #b8860b 100%);
    border-radius: 6px;
    position: relative;
    margin: var(--spacing-sm) 0;
}

.card-chip::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.card-number {
    font-size: var(--font-size-lg);
    font-weight: 500;
    letter-spacing: 2px;
    font-family: 'Courier New', monospace;
}

.card-holder {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 1px;
}

.card-brand {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: var(--font-size-2xl);
    color: var(--accent-color);
}

/* Card Variations */
.premium-black {
    background: linear-gradient(135deg, #000000 0%, #2c2c2c 100%);
}

.premium-black .card-pattern {
    background-image: radial-gradient(circle at 25% 25%, #c9aa71 1px, transparent 1px);
}

.platinum-card {
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    color: var(--text-primary);
}

.platinum-card .card-content {
    color: var(--text-primary);
}

.platinum-card .card-holder {
    color: var(--text-secondary);
}

.platinum-pattern {
    background-image: radial-gradient(circle at 25% 25%, #94a3b8 1px, transparent 1px);
}

/* Enhanced platinum card for light mode */
[data-theme="light"] .platinum-card {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 50%, #cbd5e1 100%);
    color: var(--text-primary);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

[data-theme="light"] .platinum-card .card-content {
    color: var(--text-primary);
}

[data-theme="light"] .platinum-card .card-holder {
    color: var(--text-secondary);
}

[data-theme="light"] .platinum-pattern {
    background-image: radial-gradient(circle at 25% 25%, var(--accent-color) 1px, transparent 1px);
    opacity: 0.2;
}

.travel-card {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
}

.travel-pattern {
    background-image: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
}

.cashback-card {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}

.cashback-pattern {
    background-image: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
}

.student-card {
    background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
}

.student-pattern {
    background-image: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
}

.secured-card {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
}

.secured-pattern {
    background-image: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
}

/* Enhanced card types for light mode */
[data-theme="light"] .travel-card {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

[data-theme="light"] .cashback-card {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

[data-theme="light"] .student-card {
    background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(168, 85, 247, 0.2);
}

[data-theme="light"] .secured-card {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Stats Section */
.stats-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

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

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

/* Cards Section */
.cards-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-dark);
}

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

.card-categories {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
    flex-wrap: wrap;
}

.category-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    font-weight: 500;
}

.category-btn.active,
.category-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: rgba(201, 170, 113, 0.1);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.card-item {
    opacity: 1;
    transform: translateY(0);
    transition: var(--transition-base);
}

.card-item.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

.card-wrapper {
    background: var(--background-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
    max-width: 100%;
    overflow: hidden;
}

.card-wrapper:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-xl);
}

.card-info {
    margin-top: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.card-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.card-features {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(201, 170, 113, 0.2);
    color: var(--accent-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid rgba(201, 170, 113, 0.3);
}

/* Enhanced feature tags for light mode */
[data-theme="light"] .feature-tag {
    background: rgba(212, 175, 55, 0.15);
    color: var(--accent-secondary);
    border: 1px solid rgba(212, 175, 55, 0.25);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.card-benefits {
    margin-bottom: var(--spacing-lg);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.benefit-item i {
    color: var(--accent-color);
    width: 16px;
}

.btn-card {
    margin-top: auto;
}

/* Benefits Section */
.benefits-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-light);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.benefit-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--background-dark);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-xl);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
}

.benefit-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.benefit-description {
    color: var(--text-secondary);
}

/* Compare Section */
.compare-section {
    padding: var(--spacing-xxl) 0;
}

.comparison-table {
    background: var(--background-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.mobile-comparison {
    display: none;
}

.table-header {
    display: grid;
    grid-template-columns: 1fr repeat(4, 1fr);
    background: var(--gradient-primary);
    color: var(--primary-color);
    font-weight: 600;
}

.table-header > div {
    padding: var(--spacing-lg);
    text-align: center;
}

.feature-column {
    text-align: left !important;
    font-weight: 700;
}

.table-body {
    background: var(--background-dark);
}

.table-row {
    display: grid;
    grid-template-columns: 1fr repeat(4, 1fr);
    border-bottom: 1px solid var(--border-color);
}

.table-row:last-child {
    border-bottom: none;
}

.table-row > div {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-secondary);
}

.feature-cell {
    text-align: left !important;
    font-weight: 500;
    color: var(--text-primary);
}

.table-row .fas.fa-check {
    color: #10b981;
}

.table-row .fas.fa-times {
    color: #ef4444;
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
}

.contact-methods {
    margin-top: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-method i {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: var(--font-size-lg);
}

.contact-method h4 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.contact-method p {
    color: var(--text-secondary);
}

.application-form {
    background: var(--background-dark);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 100%;
}

.application-form h3 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--background-light);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(201, 170, 113, 0.1);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

/* Enhanced form styling for light mode */
[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select {
    background: var(--background-dark);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .form-group input:focus,
[data-theme="light"] .form-group select:focus {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(212, 175, 55, 0.1);
    background: var(--background-light);
}

[data-theme="light"] .form-group input::placeholder {
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: var(--primary-color);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 300px;
}

.footer-section h4 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--background-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .hero-container {
        gap: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(10, 10, 10, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        backdrop-filter: blur(20px);
        padding: var(--spacing-lg) 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-actions {
        gap: var(--spacing-sm);
    }

    .theme-toggle {
        width: 40px;
        height: 40px;
    }

    .theme-icon {
        font-size: 1rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .credit-card {
        width: 300px;
        height: 190px;
    }

    .cards-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .card-wrapper {
        max-width: 100%;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .table-header,
    .table-row {
        grid-template-columns: 1fr;
    }

    .comparison-table {
        display: none;
    }

    /* Mobile comparison cards */
    .mobile-comparison {
        display: block;
    }

    .comparison-card {
        background: var(--background-light);
        border-radius: var(--border-radius-lg);
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
        border: 1px solid var(--border-color);
    }

    .comparison-card h3 {
        color: var(--accent-color);
        margin-bottom: var(--spacing-md);
        text-align: center;
    }

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

    .hero-buttons {
        justify-content: center;
    }

    .card-categories {
        justify-content: center;
    }

    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .nav-container {
        padding: 1rem var(--spacing-sm);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .credit-card {
        width: 100%;
        max-width: 280px;
        height: 175px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .card-categories {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .category-btn {
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .hero-container {
        padding: var(--spacing-lg) var(--spacing-sm);
        min-height: calc(100vh - 60px);
    }
}

/* Loading States */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: #b8860b;
}

/*
  FIX: Ensure correct text colors on light-background cards in light mode.
  - Sets main text (card number, etc.) to a dark, readable color.
  - Sets the card holder text to a secondary dark color.
  - Overrides the title and brand logo (VISA) to be the golden accent color.
*/
[data-theme="light"] .credit-card.sbi-aurum-card,
[data-theme="light"] .credit-card.axis-magnus-card {
  color: var(--text-primary); /* Default dark text for readability */
}

[data-theme="light"] .credit-card.sbi-aurum-card .card-holder,
[data-theme="light"] .credit-card.axis-magnus-card .card-holder {
  color: var(--text-secondary); /* Lighter dark text for holder name */
}

[data-theme="light"] .credit-card.sbi-aurum-card .card-logo,
[data-theme="light"] .credit-card.axis-magnus-card .card-logo,
[data-theme="light"] .credit-card.sbi-aurum-card .card-brand,
[data-theme="light"] .credit-card.axis-magnus-card .card-brand {
  color: var(--accent-color); /* Golden color for title and VISA logo */
}