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

:root {
    /* Primary Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    
    /* Accent Colors */
    --accent: #ec4899;
    --accent-dark: #db2777;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Neutral Colors */
    --dark-bg: #0f172a;
    --dark-card: #1e293b;
    --dark-border: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    --gradient-dark: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    
    /* 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(99, 102, 241, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

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

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

/* ================================
   Typography
   ================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-huge {
    padding: 1.5rem 3rem;
    font-size: 1.25rem;
}

.btn-block {
    width: 100%;
}

.btn-nav-cta {
    background: var(--gradient-primary);
    color: white;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-full);
    transition: all 0.3s ease;
}

.btn-nav-cta:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

/* ================================
   Header & Navigation
   ================================ */
.header {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--dark-border);
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
}

.logo i {
    color: var(--primary);
    font-size: 1.75rem;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.nav-menu a:hover {
    color: var(--primary-light);
}

/* ================================
   Urgency Bar
   ================================ */
.urgency-bar {
    background: linear-gradient(135deg, #dc2626 0%, #ea580c 100%);
    padding: 1rem 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.9; }
}

.urgency-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.urgency-content i {
    font-size: 1.5rem;
    animation: fire 1s infinite;
}

@keyframes fire {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.urgency-text {
    font-size: 1rem;
    text-align: center;
}

.countdown {
    display: flex;
    gap: 0.75rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    min-width: 60px;
}

.countdown-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
}

.countdown-label {
    font-size: 0.75rem;
    opacity: 0.9;
}

/* ================================
   Hero Section
   ================================ */
.hero {
    padding: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid var(--primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
}

.hero-title {
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.price-box {
    background: var(--dark-card);
    border: 2px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
}

.price-old {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.price-old .label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.price-old .value {
    font-size: 1.25rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-current {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--dark-border);
}

.discount-badge {
    background: var(--danger);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 1rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.price-info {
    display: flex;
    flex-direction: column;
}

.price-info .label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.price-info .value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--success);
    line-height: 1;
}

.payment-options {
    display: grid;
    gap: 0.75rem;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
}

.payment-option i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.payment-option strong {
    display: block;
    color: var(--text-primary);
}

.payment-option span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.trust-badges {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

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

.trust-item i {
    color: var(--success);
    font-size: 1rem;
}

.hero-image {
    position: relative;
}

.product-showcase {
    position: relative;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.product-image-main {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.product-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-lg);
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.floating-features {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.feature-bubble {
    position: absolute;
    background: var(--dark-card);
    border: 2px solid var(--primary);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    animation: bubble 3s ease-in-out infinite;
}

.feature-bubble i {
    color: var(--primary-light);
    font-size: 1.25rem;
}

.feature-bubble-1 {
    top: 20%;
    left: -10%;
    animation-delay: 0s;
}

.feature-bubble-2 {
    top: 50%;
    right: -10%;
    animation-delay: 1s;
}

.feature-bubble-3 {
    bottom: 20%;
    left: -5%;
    animation-delay: 2s;
}

@keyframes bubble {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-10px) scale(1.05); }
}

/* ================================
   Urgency Banner
   ================================ */
.urgency-banner {
    padding: 3rem 0;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(249, 115, 22, 0.1));
    border-top: 2px solid var(--danger);
    border-bottom: 2px solid var(--danger);
}

.urgency-banner-content {
    display: flex;
    gap: 2rem;
    align-items: center;
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--danger);
}

.urgency-icon {
    font-size: 3rem;
    color: var(--warning);
    animation: shake 0.5s infinite;
}

@keyframes shake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-5deg); }
    75% { transform: rotate(5deg); }
}

.urgency-message h3 {
    color: var(--warning);
    margin-bottom: 0.75rem;
}

.urgency-message p {
    font-size: 1.125rem;
    line-height: 1.7;
}

.urgency-message .highlight {
    color: var(--warning);
    font-weight: 700;
}

/* ================================
   Section Styles
   ================================ */
section {
    padding: var(--spacing-lg) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid var(--primary);
    color: var(--primary-light);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ================================
   Product Gallery
   ================================ */
.product-gallery {
    background: var(--gradient-dark);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-main {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gallery-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 1rem;
    font-weight: 600;
    text-align: center;
}

.whats-included {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--dark-border);
}

.whats-included h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.included-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.included-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
}

.included-item i {
    color: var(--success);
    font-size: 1.25rem;
}

/* ================================
   Specifications
   ================================ */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.spec-card {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--dark-border);
    text-align: center;
    transition: all 0.3s ease;
}

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

.spec-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}

.spec-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.spec-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* ================================
   Comparison
   ================================ */
.comparison {
    background: var(--gradient-dark);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.comparison-card {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--dark-border);
}

.comparison-before {
    border-color: var(--danger);
}

.comparison-after {
    border-color: var(--success);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.2);
}

.comparison-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--dark-border);
}

.comparison-header i {
    font-size: 2rem;
}

.comparison-before .comparison-header i {
    color: var(--danger);
}

.comparison-after .comparison-header i {
    color: var(--success);
}

.comparison-list {
    list-style: none;
}

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
}

.comparison-before .comparison-list li {
    background: rgba(239, 68, 68, 0.1);
}

.comparison-after .comparison-list li {
    background: rgba(16, 185, 129, 0.1);
}

.comparison-list i {
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

.comparison-before .comparison-list i {
    color: var(--danger);
}

.comparison-after .comparison-list i {
    color: var(--success);
}

.comparison-arrow {
    font-size: 3rem;
    color: var(--primary);
    animation: slideRight 1.5s ease-in-out infinite;
}

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

/* ================================
   Benefits
   ================================ */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    text-align: center;
    transition: all 0.3s ease;
}

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

.benefit-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.5rem;
}

.benefit-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.benefit-card p {
    font-size: 0.95rem;
}

/* ================================
   Warranty
   ================================ */
.warranty {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
    border-top: 2px solid var(--success);
    border-bottom: 2px solid var(--success);
}

.warranty-content {
    display: flex;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
    background: var(--dark-card);
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--success);
}

.warranty-badge {
    width: 120px;
    height: 120px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    flex-shrink: 0;
}

.warranty-text h2 {
    color: var(--success);
    margin-bottom: 1rem;
}

.warranty-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.warranty-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
}

.warranty-feature i {
    color: var(--success);
    font-size: 1.25rem;
}

.extra-guarantees {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.extra-guarantee {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--dark-card);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--dark-border);
}

.extra-guarantee i {
    font-size: 2.5rem;
    color: var(--primary-light);
}

.extra-guarantee h4 {
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.extra-guarantee p {
    font-size: 0.9rem;
    margin: 0;
}

/* ================================
   Testimonials
   ================================ */
.testimonials {
    background: var(--gradient-dark);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.testimonial-card {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--dark-border);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.testimonial-rating i {
    color: #fbbf24;
    font-size: 1.25rem;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--dark-border);
}

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

.author-info strong {
    display: block;
    color: var(--text-primary);
}

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

.trust-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
    background: var(--dark-card);
    padding: 3rem;
    border-radius: var(--radius-lg);
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

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

/* ================================
   FAQ
   ================================ */
.faq-grid {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--dark-card);
    border: 2px solid var(--dark-border);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.faq-question i {
    color: var(--primary);
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 2rem 1.5rem;
    font-size: 1rem;
    line-height: 1.7;
}

/* ================================
   CTA Section
   ================================ */
.cta-section {
    background: linear-gradient(135deg, #4f46e5, #7c3aed, #db2777);
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path fill="%23ffffff" fill-opacity="0.05" d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25"/><path fill="%23ffffff" fill-opacity="0.05" d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" opacity=".5"/><path fill="%23ffffff" fill-opacity="0.05" d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z"/></svg>') repeat-x bottom;
    background-size: 1200px 120px;
    animation: wave 15s linear infinite;
    opacity: 0.5;
}

@keyframes wave {
    0% { background-position-x: 0; }
    100% { background-position-x: 1200px; }
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-urgency {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
    font-weight: 700;
    animation: pulse 2s infinite;
}

.cta-urgency i {
    font-size: 1.25rem;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-price-box {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: var(--radius-lg);
    max-width: 500px;
    margin: 0 auto 2rem;
}

.cta-price-old {
    font-size: 1.25rem;
    text-decoration: line-through;
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.cta-price-current {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.cta-price-label {
    font-size: 1rem;
    opacity: 0.9;
}

.cta-price-value {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
}

.cta-price-discount {
    background: rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.25rem;
}

.btn-huge {
    margin: 2rem auto;
    background: white;
    color: var(--primary);
    font-size: 1.5rem;
    padding: 1.75rem 4rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.btn-huge:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
}

.cta-guarantees {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta-guarantee {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cta-guarantee i {
    font-size: 1.25rem;
}

.payment-badges {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    opacity: 0.8;
}

.payment-logo {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
}

/* ================================
   Contact
   ================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--dark-card);
    border: 2px solid var(--dark-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.contact-method:hover {
    border-color: var(--primary);
    transform: translateX(5px);
}

.contact-method i {
    font-size: 2rem;
    color: var(--primary-light);
}

.contact-method strong {
    display: block;
    margin-bottom: 0.25rem;
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-links a {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.contact-form {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--dark-border);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--dark-bg);
    border: 2px solid var(--dark-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ================================
   Footer
   ================================ */
.footer {
    background: var(--gradient-dark);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 2px solid var(--dark-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.footer-col p {
    font-size: 0.95rem;
    line-height: 1.7;
}

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

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-col ul li a:hover {
    color: var(--primary-light);
}

.footer-certifications {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.cert-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid var(--primary);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.cert-badge i {
    color: var(--primary-light);
}

.footer-company {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--dark-border);
}

.footer-company p {
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--dark-border);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.footer-disclaimer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    max-width: 800px;
    margin: 0 auto;
}

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

/* ================================
   Floating Elements
   ================================ */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: all 0.3s ease;
    animation: bounce 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.4);
}

.scroll-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

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

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

/* ================================
   Responsive Design
   ================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-image {
        order: -1;
    }

    .floating-features {
        display: none;
    }

    .comparison-grid {
        grid-template-columns: 1fr;
    }

    .comparison-arrow {
        transform: rotate(90deg);
        margin: 1rem 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 72px);
        background: var(--dark-bg);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transition: left 0.3s ease;
        overflow-y: auto;
    }

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

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .urgency-content {
        flex-direction: column;
        text-align: center;
    }

    .countdown {
        flex-wrap: wrap;
        justify-content: center;
    }

    section {
        padding: var(--spacing-md) 0;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .gallery-main {
        grid-column: span 1;
        grid-row: span 1;
    }

    .specs-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .warranty-content {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }

    .urgency-banner-content {
        flex-direction: column;
        text-align: center;
    }

    .trust-badges {
        justify-content: center;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .trust-stats {
        gap: 2rem;
    }

    .cta-price-value {
        font-size: 3rem;
    }

    .btn-huge {
        font-size: 1.125rem;
        padding: 1.25rem 2rem;
    }

    .cta-guarantees {
        flex-direction: column;
        align-items: center;
    }

    .whatsapp-float {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .scroll-top {
        bottom: 1rem;
        left: 1rem;
        width: 40px;
        height: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .price-box {
        padding: 1.5rem;
    }

    .price-info .value {
        font-size: 2rem;
    }

    .cta-price-value {
        font-size: 2.5rem;
    }

    .payment-badges {
        gap: 1rem;
    }

    .payment-logo {
        height: 20px;
    }

    .extra-guarantees {
        grid-template-columns: 1fr;
    }
}

/* ================================
   Animations & Transitions
   ================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Scroll reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Loading skeleton */
.skeleton {
    background: linear-gradient(90deg, var(--dark-card) 25%, var(--dark-border) 50%, var(--dark-card) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}