/**
 * WebsiteVise - Main Stylesheet
 * Modern, responsive design with AI theme
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Colors */
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #93C5FD;
    --secondary: #10B981;
    --accent: #F59E0B;
    --danger: #EF4444;
    --warning: #F59E0B;
    --success: #10B981;
    
    /* Neutrals */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --black: #000000;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-dark: linear-gradient(135deg, #1F2937 0%, #111827 100%);
    
    /* Typography */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Font sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 4rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
}

/* ========================================
   RESET & BASE
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   UTILITIES
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

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

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    cursor: pointer;
}

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

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

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

.btn-secondary:hover {
    background: #059669;
    color: var(--white);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-700);
    border-color: var(--gray-300);
}

.btn-ghost:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

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

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-block {
    width: 100%;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--gray-900);
}

.navbar-logo:hover {
    color: var(--gray-900);
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-size: var(--text-lg);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: all var(--transition-fast);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.navbar-nav a {
    color: var(--gray-600);
    font-weight: 500;
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

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

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.dropdown-toggle i {
    font-size: var(--text-xs);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 160px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    color: var(--gray-700);
    font-size: var(--text-sm);
}

.dropdown-menu a:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    padding-top: 72px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
}

.hero-badge i {
    color: var(--accent);
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: 800;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: var(--space-6);
}

.hero-title span {
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    max-width: 500px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

.hero-actions .btn-primary {
    background: var(--white);
    color: var(--primary);
}

.hero-actions .btn-primary:hover {
    background: var(--gray-100);
    color: var(--primary-dark);
}

.hero-actions .btn-ghost {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
}

.hero-actions .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.hero-stats {
    display: flex;
    gap: var(--space-10);
}

.stat-item h4 {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--white);
}

.stat-item p {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.7);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    z-index: 1;
}

.hero-mockup {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: 0 50px 100px -20px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-slow);
}

.hero-mockup:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.mockup-browser {
    background: var(--gray-100);
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.browser-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.browser-dot.red { background: #EF4444; }
.browser-dot.yellow { background: #F59E0B; }
.browser-dot.green { background: #10B981; }

.mockup-content {
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.mockup-ai {
    text-align: center;
    padding: var(--space-8);
}

.ai-avatar {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    animation: pulse 2s infinite;
}

.ai-avatar i {
    font-size: var(--text-3xl);
    color: var(--white);
}

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

.ai-typing {
    display: flex;
    gap: var(--space-1);
    justify-content: center;
    margin-top: var(--space-4);
}

.ai-typing span {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-10px); }
}

/* Floating Elements */
.floating-card {
    position: absolute;
    background: var(--white);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.floating-card.card-1 {
    top: -20px;
    right: -30px;
    animation-delay: 0s;
}

.floating-card.card-2 {
    bottom: 40px;
    left: -40px;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: -20px;
    right: 40px;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2);
}

.card-icon.blue { background: #DBEAFE; color: var(--primary); }
.card-icon.green { background: #D1FAE5; color: var(--secondary); }
.card-icon.purple { background: #F3E8FF; color: #8B5CF6; }

.floating-card p {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gray-800);
}

.floating-card small {
    font-size: var(--text-xs);
    color: var(--gray-500);
}

/* ========================================
   SECTIONS
   ======================================== */
.section {
    padding: var(--space-24) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: #DBEAFE;
    color: var(--primary);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--gray-600);
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.feature-card {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: var(--text-2xl);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-5);
}

.feature-card:nth-child(2) .feature-icon { background: linear-gradient(135deg, #10B981 0%, #34D399 100%); }
.feature-card:nth-child(3) .feature-icon { background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%); }
.feature-card:nth-child(4) .feature-icon { background: linear-gradient(135deg, #EC4899 0%, #F472B6 100%); }

.feature-card h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.feature-card p {
    color: var(--gray-600);
    font-size: var(--text-base);
}

/* ========================================
   HOW IT WORKS
   ======================================== */
.how-it-works {
    background: var(--gray-50);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 20%;
    right: 20%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 0;
}

.step-card {
    position: relative;
    z-index: 1;
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: 3px solid var(--primary);
    color: var(--primary);
    font-size: var(--text-3xl);
    font-weight: 700;
    border-radius: 50%;
    margin: 0 auto var(--space-6);
    box-shadow: var(--shadow-lg);
}

.step-card h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.step-card p {
    color: var(--gray-600);
}

/* ========================================
   PRICING SECTION
   ======================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    align-items: start;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    border: 2px solid var(--gray-200);
    padding: var(--space-8);
    position: relative;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--space-1) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: var(--space-6);
}

.pricing-header h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.pricing-header p {
    color: var(--gray-500);
    font-size: var(--text-sm);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-1);
    margin: var(--space-4) 0;
}

.pricing-price .currency {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--gray-900);
}

.pricing-price .amount {
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--gray-900);
}

.pricing-price .period {
    color: var(--gray-500);
}

.pricing-features {
    margin-bottom: var(--space-8);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    color: var(--gray-700);
}

.pricing-features li i {
    color: var(--success);
    font-size: var(--text-sm);
}

.pricing-features li i.fa-times {
    color: var(--gray-400);
}

.pricing-card .btn {
    width: 100%;
}

/* ========================================
   FOOTER
   ======================================== */
.footer-main {
    background: var(--gradient-dark);
    color: var(--gray-300);
    padding: var(--space-20) 0 var(--space-6);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-12);
    margin-bottom: var(--space-16);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--space-4);
}

.footer-logo i {
    color: var(--primary-light);
}

.footer-brand p {
    margin-bottom: var(--space-6);
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: var(--gray-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer-col h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--space-4);
}

.footer-col li {
    margin-bottom: var(--space-3);
}

.footer-col a {
    color: var(--gray-400);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-700);
}

.footer-bottom p {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.footer-payments {
    display: flex;
    gap: var(--space-4);
    font-size: var(--text-2xl);
    color: var(--gray-500);
}

/* ========================================
   COOKIE BANNER
   ======================================== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: var(--space-4) 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.cookie-text p {
    font-size: var(--text-sm);
    color: var(--gray-600);
}

.cookie-actions {
    display: flex;
    gap: var(--space-3);
    flex-shrink: 0;
}

/* ========================================
   ALERTS
   ======================================== */
.alert {
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.alert-success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert-error {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

.alert-warning {
    background: #FEF3C7;
    color: #92400E;
    border: 1px solid #FDE68A;
}

.alert-info {
    background: #DBEAFE;
    color: #1E40AF;
    border: 1px solid #BFDBFE;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-visual {
        order: 1;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --text-5xl: 2.25rem;
        --text-4xl: 1.875rem;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--space-6);
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        gap: var(--space-4);
    }
    
    .navbar-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .navbar-actions .btn {
        width: 100%;
    }
    
    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid::before {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-mockup {
        transform: none;
    }
    
    .floating-card {
        display: none;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from { 
        opacity: 0;
        transform: translateY(-20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slideUp {
    animation: slideUp 0.5s ease forwards;
}

.animate-slideDown {
    animation: slideDown 0.5s ease forwards;
}