/* ===================================
   AI Power Pack 2026 - Modern Styles
   =================================== */

/* CSS Variables for 2026 AI Theme */
:root {
    /* AI-Themed Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --success-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #4facfe;
    --success-color: #43e97b;
    --warning-color: #f5576c;
    
    /* Neutral Colors */
    --dark-bg: #0f0f23;
    --dark-surface: #1a1a2e;
    --dark-elevated: #252541;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    
    /* 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', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Space Grotesk', var(--font-primary);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

/* ===================================
   Navigation Bar
   =================================== */
.navbar {
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--text-primary);
}

.btn-nav {
    background: var(--primary-gradient);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    color: var(--text-primary) !important;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    padding: var(--spacing-xxl) 0;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-gradient);
    top: -300px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-gradient);
    bottom: -250px;
    left: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--secondary-gradient);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.launch-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--warning-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

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

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-price {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.price-original {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.strikethrough {
    text-decoration: line-through;
    opacity: 0.7;
}

.price-current {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--success-color);
}

.amount {
    font-size: 4rem;
    font-weight: 900;
    background: var(--success-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.price-save {
    color: var(--success-color);
    font-weight: 600;
    font-size: 1.125rem;
}

.hero-cta {
    margin-bottom: var(--spacing-xl);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--primary-gradient);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    font-weight: 700;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

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

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.25rem;
}

.pulse-animation {
    animation: button-pulse 2s ease-in-out infinite;
}

@keyframes button-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7); }
    50% { box-shadow: 0 0 0 15px rgba(102, 126, 234, 0); }
}

.guarantee-text {
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ===================================
   Trust Badges
   =================================== */
.trust-badges {
    background: var(--dark-surface);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(102, 126, 234, 0.1);
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.badge-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.badge-item i {
    color: var(--success-color);
    font-size: 1.5rem;
}

/* ===================================
   Features Section
   =================================== */
.features-section {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-bg);
}

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

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

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

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

.feature-card {
    background: var(--dark-surface);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===================================
   What's Included Section
   =================================== */
.included-section {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-surface);
}

.included-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.included-item {
    background: var(--dark-elevated);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.included-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.included-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.included-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.included-value {
    color: var(--success-color);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.included-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.included-details li {
    color: var(--text-secondary);
    display: flex;
    align-items: start;
    gap: 0.75rem;
    line-height: 1.6;
}

.included-details i {
    color: var(--success-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.total-value {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: var(--dark-elevated);
    border-radius: var(--radius-lg);
}

.value-box {
    text-align: center;
    padding: var(--spacing-md);
}

.value-label {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.value-amount {
    font-size: 2.5rem;
    font-weight: 900;
}

.value-box.special .value-amount {
    background: var(--success-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.value-arrow {
    font-size: 2rem;
    color: var(--primary-color);
}

.cta-center {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials-section {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-bg);
}

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

.testimonial-card {
    background: var(--dark-surface);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.testimonial-rating {
    color: #fbbf24;
    margin-bottom: var(--spacing-md);
}

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

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
}

.author-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.author-role {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===================================
   FAQ Section
   =================================== */
.faq-section {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-surface);
}

.faq-list {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.faq-item {
    background: var(--dark-elevated);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--primary-color);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question i {
    transition: transform var(--transition-fast);
    color: var(--primary-color);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===================================
   Final CTA Section
   =================================== */
.final-cta {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-bg);
}

.cta-box {
    background: var(--dark-surface);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    color: var(--text-secondary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
}

.cta-price-final {
    background: var(--dark-elevated);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.price-comparison {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.old-price, .new-price {
    text-align: center;
}

.price-comparison .label {
    display: block;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.old-price .amount {
    font-size: 2rem;
    color: var(--text-secondary);
}

.new-price .amount {
    font-size: 3rem;
    font-weight: 900;
    background: var(--success-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.savings-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--warning-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-xl);
    font-weight: 700;
}

/* Payment Section */
.payment-section {
    background: var(--dark-elevated);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    text-align: left;
}

.payment-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.payment-instruction {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.payment-option {
    background: var(--dark-surface);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.payment-option:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.payment-option h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.payment-option ul {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.payment-option li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
}

.payment-option li:last-child {
    border-bottom: none;
}

.payment-link {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.payment-link:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.temp-cta-notice {
    background: rgba(245, 87, 108, 0.1);
    border: 1px solid var(--warning-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
    text-align: center;
}

.temp-cta-notice p {
    color: var(--text-secondary);
    margin: 0;
}

/* Email Capture */
.email-capture {
    background: var(--dark-elevated);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.email-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.email-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.email-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: var(--spacing-sm);
}

.email-input {
    flex: 1;
    padding: 1rem 1.5rem;
    background: var(--dark-surface);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.email-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-gradient);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.privacy-note {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.form-message {
    text-align: center;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(67, 233, 123, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.form-message.error {
    display: block;
    background: rgba(245, 87, 108, 0.1);
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
}

/* Guarantee Box */
.guarantee-box {
    background: var(--dark-elevated);
    border: 2px solid var(--success-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.guarantee-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--success-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.guarantee-content h4 {
    margin-bottom: 0.5rem;
    color: var(--success-color);
}

.guarantee-content p {
    color: var(--text-secondary);
    margin: 0;
}

.trust-signals {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.signal-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.signal-item i {
    color: var(--primary-color);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark-surface);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    border-top: 1px solid rgba(102, 126, 234, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-sm);
}

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

.footer-links h4,
.footer-support h4,
.footer-social h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-links ul,
.footer-support ul {
    list-style: none;
}

.footer-links li,
.footer-support li {
    margin-bottom: 0.5rem;
}

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

.footer-links a:hover,
.footer-support a:hover {
    color: var(--primary-color);
}

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

.social-icons a {
    width: 40px;
    height: 40px;
    background: var(--dark-elevated);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-icons a:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(102, 126, 234, 0.1);
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-bottom i {
    color: var(--warning-color);
}

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .included-item {
        flex-direction: column;
        text-align: center;
    }
    
    .included-icon {
        margin: 0 auto;
    }
    
    .total-value {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .value-arrow {
        transform: rotate(90deg);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .price-comparison {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .payment-options {
        grid-template-columns: 1fr;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .btn-submit {
        width: 100%;
    }
    
    .guarantee-box {
        flex-direction: column;
        text-align: center;
    }
    
    .trust-signals {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .btn-large {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .amount {
        font-size: 3rem;
    }
}