* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ============================================
   DESIGN TOKENS - Sistema de Diseño Robusto
   ============================================ */
:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #8b5cf6;
    --text-dark: #1e293b;
    --text-medium: #475569;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Gradients */
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-alt: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-subtle: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Font Sizes */
    --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: 3.5rem;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

/* Dark Mode Theme */
[data-theme="dark"] {
    --text-dark: #f1f5f9;
    --text-medium: #cbd5e1;
    --text-light: #94a3b8;
    --bg-light: #1e293b;
    --bg-white: #0f172a;
    --border-color: #334155;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* ============================================
   ACCESSIBILITY - Skip Links
   ============================================ */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-md) var(--spacing-xl);
    text-decoration: none;
    font-weight: 600;
    z-index: var(--z-tooltip);
    border-radius: 0 0 var(--radius-md) 0;
}

.skip-link:focus {
    top: 0;
}

/* Focus Visible Mejorado */
*:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

button:focus-visible,
a:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 3px;
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

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

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-fixed);
    padding: var(--spacing-md) 0;
    transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

[data-theme="dark"] header {
    background: rgba(15, 23, 42, 0.95);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-xl);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.logo:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.logo-image {
    height: 50px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    transition: filter var(--transition-fast);
    border-radius: var(--radius-md);
    overflow: hidden;
}

[data-theme="dark"] .logo-image {
    filter: brightness(1.1);
}

/* Legacy logo icon (backup) */
.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.nav-links {
    display: flex;
    gap: var(--spacing-xl);
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
}

.nav-links a:hover {
    color: var(--primary-color);
    background: var(--bg-light);
}

/* Theme Toggle Button */
.theme-toggle {
    background: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-size-xl);
}

.theme-toggle:hover {
    transform: rotate(20deg);
    border-color: var(--primary-color);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    cursor: pointer;
    color: var(--text-dark);
    padding: var(--spacing-sm);
    min-width: 44px;
    min-height: 44px;
    z-index: calc(var(--z-fixed) + 1);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-subtle);
    position: relative;
    overflow: hidden;
    padding: var(--spacing-2xl) 0;
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: var(--gradient);
    border-radius: 50%;
    top: -250px;
    right: -150px;
    opacity: 0.1;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text h1 {
    font-size: clamp(1.75rem, 4vw, var(--font-size-4xl));
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

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

.hero-text p {
    font-size: clamp(0.95rem, 1.8vw, var(--font-size-lg));
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-badge {
    display: inline-block;
    background: var(--gradient);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    animation: pulse 2s ease-in-out infinite;
}

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

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

.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-xl);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-size: var(--font-size-base);
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.hero-image {
    position: relative;
}

/* ============================================
   HERO SLIDER - Banner de Imágenes
   ============================================ */
.hero-slider {
    width: 100%;
    height: 420px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    position: relative;
    background: var(--bg-light);
}

[data-theme="dark"] .hero-slider {
    background: var(--text-dark);
}

.slider-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out, transform 1s ease-in-out;
    transform: scale(1.1);
}

.slide.active {
    opacity: 1;
    transform: scale(1);
    z-index: 1;
}

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

/* Controles del Slider */
.slider-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.slider-control:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: translateY(-50%) scale(1.1);
}

.slider-control:active {
    transform: translateY(-50%) scale(0.95);
}

.slider-control.prev {
    left: var(--spacing-lg);
}

.slider-control.next {
    right: var(--spacing-lg);
}

/* Indicadores del Slider */
.slider-indicators {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    z-index: 10;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px);
}

.indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid white;
    background: transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    padding: 0;
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.indicator.active {
    background: white;
    width: 30px;
    border-radius: var(--radius-full);
}

/* Animación de entrada con zoom suave */
@keyframes slideZoomIn {
    from {
        opacity: 0;
        transform: scale(1.2);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Animación de salida con zoom */
@keyframes slideZoomOut {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.9);
    }
}

/* Stats en Hero */
.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

/* ============================================
   NEWSLETTER / LEAD CAPTURE
   ============================================ */
.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin-top: var(--spacing-xl);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
    background: var(--bg-white);
    color: var(--text-dark);
}

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

.newsletter-form button {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gradient);
    color: white;
    border: none;
    border-radius: var(--radius-xl);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Store Badges - Google Play & App Store */
.store-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* Nuevo estilo para badges con imágenes SVG */
.store-badge-image {
    display: inline-block;
    position: relative;
    text-decoration: none;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
    cursor: pointer;
    /* Reset de estilos de botón */
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    font: inherit;
    color: inherit;
    outline: none;
}

.store-badge-image svg,
.store-badge-image img {
    display: block;
    width: 180px;
    height: 54px;
    transition: opacity var(--transition-fast);
    border-radius: var(--radius-md);
    overflow: hidden;
}

/* Mostrar badge blanco (con borde) en modo claro */
.store-badge-image .badge-light {
    display: none;
}

.store-badge-image .badge-dark {
    display: block;
}

/* Mostrar badge negro en modo oscuro */
[data-theme="dark"] .store-badge-image .badge-light {
    display: block;
}

[data-theme="dark"] .store-badge-image .badge-dark {
    display: none;
}

.store-badge-image:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.store-badge-image:active {
    transform: translateY(0);
}

.store-badge-image:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: var(--radius-md);
}

/* Estilos legacy para compatibilidad */
.store-badge {
    display: inline-flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    background: #000000;
    color: #ffffff;
    text-decoration: none;
    min-width: 180px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.store-badge > div {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.store-badge--play {
    background: #000000;
}

.store-badge--app {
    background: #000000;
}

.store-badge-label {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    opacity: 0.8;
}

.store-badge-store {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.store-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--bg-white);
}

.steps-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.step {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
    position: relative;
}

.step:hover {
    transform: translateY(-5px);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient);
    color: white;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.step h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

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

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--bg-white);
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 4vw, var(--font-size-4xl));
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-light);
    margin-bottom: var(--spacing-4xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    padding: var(--spacing-xl);
    background: var(--bg-light);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
    border: 2px solid transparent;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon svg {
    width: 30px;
    height: 30px;
    stroke: white;
}

.feature-card h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

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

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--gradient-subtle);
}

.testimonials-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.testimonial-card {
    background: var(--bg-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    opacity: 0;
    transform: scale(0.9);
}

.testimonial-card.animate-in {
    animation: scaleIn 0.5s ease forwards;
}

.testimonial-card:hover {
    transform: translateY(-5px) scale(1);
    box-shadow: var(--shadow-xl);
}

.testimonial-text {
    font-size: var(--font-size-lg);
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

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

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.author-info {
    flex: 1;
}

.author-name {
    font-weight: 600;
    color: var(--text-dark);
    display: block;
}

.author-location {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.testimonial-rating {
    color: #fbbf24;
    font-size: var(--font-size-lg);
}

/* ============================================
   COUNTRIES SECTION
   ============================================ */
.countries {
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--bg-light);
}

.countries-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.country-badge {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-white);
    border-radius: var(--radius-full);
    margin: var(--spacing-sm);
    font-weight: 600;
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    opacity: 0;
    transform: scale(0.8);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.country-badge.animate-in {
    animation: scaleIn 0.5s ease forwards;
}

.country-badge:hover {
    transform: translateY(-3px) scale(1);
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

.country-badge.active {
    background: var(--gradient);
    color: white;
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq {
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--bg-white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    margin-top: var(--spacing-3xl);
}

.faq-item {
    margin-bottom: var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.faq-item details {
    background: var(--bg-white);
}

.faq-item summary {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-weight: 600;
    font-size: var(--font-size-lg);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    transition: all var(--transition-fast);
    min-height: 44px;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: var(--font-size-2xl);
    font-weight: 300;
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

.faq-item details[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    background: var(--bg-light);
}

.faq-answer {
    padding: 0 var(--spacing-xl) var(--spacing-xl) var(--spacing-xl);
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: var(--spacing-4xl) var(--spacing-xl);
    background: var(--gradient);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, var(--font-size-4xl));
    margin-bottom: var(--spacing-lg);
}

.cta-section p {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background: var(--text-dark);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-lg);
}

[data-theme="dark"] footer {
    background: #020617;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
    margin-bottom: var(--spacing-md);
    filter: brightness(1.2);
    border-radius: var(--radius-md);
    overflow: hidden;
}

[data-theme="dark"] .footer-logo {
    filter: brightness(1.3);
}

.footer-section h3 {
    margin-bottom: var(--spacing-md);
    color: var(--primary-light);
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: inline-block;
    padding: var(--spacing-xs) 0;
}

.footer-section a:hover {
    color: white;
}

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

.social-link {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   RESPONSIVE DESIGN - Mobile First
   ============================================ */

/* Small devices (landscape phones, 640px and up) */
@media (min-width: 640px) {
    .hero-stats {
        justify-content: center;
    }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
    .newsletter-form {
        flex-direction: row;
    }
}

/* Large devices (desktops, 1024px and up) */
@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    .logo-image {
        height: 40px;
        max-width: 150px;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
        padding: 0 var(--spacing-md);
    }

    .hero-text h1 {
        font-size: var(--font-size-3xl);
    }

    .hero-slider {
        height: 300px;
    }

    .slider-control {
        width: 40px;
        height: 40px;
    }

    .slider-control.prev {
        left: var(--spacing-sm);
    }

    .slider-control.next {
        right: var(--spacing-sm);
    }

    .slider-indicators {
        bottom: var(--spacing-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
        gap: var(--spacing-xs);
    }

    .indicator {
        width: 8px;
        height: 8px;
    }

    .indicator.active {
        width: 20px;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition-base);
        pointer-events: none;
    }

    [data-theme="dark"] .nav-links {
        background: rgba(15, 23, 42, 0.98);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-links a {
        width: 100%;
        text-align: center;
        padding: var(--spacing-md);
    }

    .mobile-menu-btn {
        display: block;
    }

    .cta-buttons {
        justify-content: center;
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

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

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

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

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form button {
        width: 100%;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 1rem;
        --spacing-2xl: 1.5rem;
        --spacing-3xl: 2rem;
        --spacing-4xl: 3rem;
    }

    .logo-image {
        height: 35px;
        max-width: 120px;
    }

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

    .hero-logo {
        max-width: 220px;
        max-height: 220px;
    }

    .footer-logo {
        height: 35px;
        max-width: 120px;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.svg-sprite { display: none; }

.hero-separator {
    margin: var(--spacing-2xl) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    opacity: 0.3;
}
.hero-separator__line {
    flex: 1;
    height: 1px;
}
.hero-separator__line--fade {
    background: linear-gradient(to right, transparent, currentColor, transparent);
}
.hero-separator__line--solid {
    background: linear-gradient(to right, currentColor, transparent);
}
.hero-separator__label {
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.cta-buttons--flush { margin-top: 0; }

.newsletter-form--pill {
    margin: 0 auto;
    background: white;
    padding: 0.5rem;
    border-radius: 50px;
    max-width: 500px;
}
.newsletter-form--pill input {
    border: none;
    background: transparent;
}
.newsletter-form--pill button {
    border-radius: 50px;
}

.feature-emoji { font-size: 2rem; }

.categories-list { margin-top: 3rem; }

/* ============================================
   NOTIFICATION ANIMATIONS
   ============================================ */
@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    header,
    .mobile-menu-btn,
    .theme-toggle,
    .cta-buttons,
    .newsletter-form {
        display: none;
    }

    body {
        color: #000;
        background: #fff;
    }
}