/**
 * ============================================
 * MINECRAFT BOT SAAS - MAIN STYLESHEET
 * ============================================
 * Tema: Dark Minecraft-inspired con accenti emerald
 * Design: Modern SaaS con elementi pixel-art
 */

/* ============================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================ */
:root {
    /* Colori Primari - Minecraft Emerald */
    --color-primary: #10b981;
    --color-primary-light: #34d399;
    --color-primary-dark: #059669;
    --color-primary-glow: rgba(16, 185, 129, 0.4);
    
    /* Colori Secondari */
    --color-accent: #22d3ee;
    --color-accent-purple: #8b5cf6;
    --color-accent-gold: #f59e0b;
    
    /* Scala Grigi - Dark Theme */
    --color-bg-dark: #0a0a0a;
    --color-bg-base: #111111;
    --color-bg-card: #1a1a1a;
    --color-bg-elevated: #242424;
    --color-bg-hover: #2a2a2a;
    
    /* Bordi */
    --color-border: #2d2d2d;
    --color-border-light: #3d3d3d;
    
    /* Testo */
    --color-text-primary: #f5f5f5;
    --color-text-secondary: #a3a3a3;
    --color-text-muted: #737373;
    
    /* Stati */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    /* Typography */
    --font-display: 'Space Mono', monospace;
    --font-body: 'Outfit', -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: 3.75rem;
    --text-7xl: 4.5rem;
    
    /* 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: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px var(--color-primary-glow);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-dark);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Pattern - Subtle Grid */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(16, 185, 129, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(16, 185, 129, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
}

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

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

ul, ol {
    list-style: none;
}

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

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-24) 0;
}

.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-muted { color: var(--color-text-muted); }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 600;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left var(--transition-slow);
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg-dark);
    box-shadow: var(--shadow-md), 0 0 20px var(--color-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px var(--color-primary-glow);
}

.btn-secondary {
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    border-color: var(--color-border-light);
}

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

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

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

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

.btn-lg {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    border-bottom-color: var(--color-border);
    padding: var(--space-3) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-primary);
}

.logo-icon {
    font-size: var(--text-2xl);
    filter: drop-shadow(0 0 10px var(--color-primary-glow));
}

.logo-text {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
    padding: var(--space-2) 0;
}

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

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

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

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
}

.hamburger {
    position: relative;
    width: 20px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    transition: inherit;
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-24) 0 var(--space-16);
    position: relative;
    overflow: hidden;
}

/* Animated Background Gradient */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle at 30% 30%,
        rgba(16, 185, 129, 0.15) 0%,
        transparent 50%
    ),
    radial-gradient(
        circle at 70% 70%,
        rgba(139, 92, 246, 0.1) 0%,
        transparent 50%
    );
    animation: heroGradient 20s ease infinite;
}

@keyframes heroGradient {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-5%, -5%) rotate(180deg); }
}

/* Floating Particles */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: float 15s infinite;
    opacity: 0.5;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 20s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; animation-duration: 18s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; animation-duration: 22s; }
.particle:nth-child(4) { left: 40%; animation-delay: 1s; animation-duration: 19s; }
.particle:nth-child(5) { left: 50%; animation-delay: 3s; animation-duration: 21s; }
.particle:nth-child(6) { left: 60%; animation-delay: 5s; animation-duration: 17s; }
.particle:nth-child(7) { left: 70%; animation-delay: 2s; animation-duration: 23s; }
.particle:nth-child(8) { left: 80%; animation-delay: 0s; animation-duration: 16s; }
.particle:nth-child(9) { left: 90%; animation-delay: 4s; animation-duration: 24s; }

@keyframes float {
    0% { 
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% { 
        transform: translateY(-100px) scale(1);
        opacity: 0;
    }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    animation: fadeInDown 0.6s ease;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(var(--text-4xl), 8vw, var(--text-7xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-title-gradient {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-10);
    line-height: 1.7;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-12);
    margin-top: var(--space-16);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

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

.hero-stat-value {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-primary);
}

.hero-stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

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

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

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    background: var(--color-bg-base);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.features-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-xl);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
    color: var(--color-primary);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-title {
    font-family: var(--font-body);
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-3);
}

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

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing {
    position: relative;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    align-items: stretch;
}

.pricing-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    position: relative;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.05), transparent);
    transform: scale(1.02);
}

.pricing-card.popular:hover {
    transform: scale(1.02) translateY(-8px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg-dark);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 15px var(--color-primary-glow);
}

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

.pricing-name {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

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

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

.pricing-amount {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 800;
    line-height: 1;
}

.pricing-card.popular .pricing-amount {
    color: var(--color-primary);
}

.pricing-period {
    font-size: var(--text-base);
    color: var(--color-text-muted);
}

.pricing-bots {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
}

.pricing-bots-icon {
    color: var(--color-primary);
}

.pricing-features {
    flex: 1;
    margin-bottom: var(--space-8);
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.pricing-feature-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
}

.pricing-feature-icon svg {
    width: 12px;
    height: 12px;
}

.pricing-cta {
    margin-top: auto;
}

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

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    background: var(--color-bg-base);
    position: relative;
    overflow: hidden;
}

.how-it-works-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
    position: relative;
}

/* Connection Line */
.steps-container::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent,
        var(--color-border) 10%,
        var(--color-border) 90%,
        transparent
    );
}

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

.step-number {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.step-card:hover .step-number {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.1);
}

.step-title {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-3);
}

.step-description {
    color: var(--color-text-secondary);
    max-width: 280px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-bg-dark);
    padding: var(--space-16) 0 var(--space-8);
    border-top: 1px solid var(--color-border);
    position: relative;
}

.footer-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(
        ellipse at center,
        rgba(16, 185, 129, 0.1) 0%,
        transparent 70%
    );
    pointer-events: none;
}

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

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    max-width: 280px;
    margin-bottom: var(--space-6);
}

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

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg-dark);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-links h4 {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

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

.footer-disclaimer {
    margin-top: var(--space-2);
    font-size: var(--text-xs);
}

/* ============================================
   CHECKOUT PAGE STYLES
   ============================================ */
.checkout-section {
    min-height: 100vh;
    padding: var(--space-24) 0;
    display: flex;
    align-items: center;
}

.checkout-container {
    max-width: 1000px;
    margin: 0 auto;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--space-8);
}

.checkout-form-container {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

.checkout-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
}

.checkout-subtitle {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-2);
    color: var(--color-text-secondary);
}

.form-input {
    width: 100%;
    padding: var(--space-4);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.plan-selector {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.plan-option {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.plan-option:hover {
    border-color: var(--color-border-light);
}

.plan-option.selected {
    border-color: var(--color-primary);
    background: rgba(16, 185, 129, 0.05);
}

.plan-option input {
    display: none;
}

.plan-radio {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    position: relative;
    transition: all var(--transition-fast);
}

.plan-option.selected .plan-radio {
    border-color: var(--color-primary);
}

.plan-option.selected .plan-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 50%;
}

.plan-details {
    flex: 1;
}

.plan-option-name {
    font-weight: 600;
    font-size: var(--text-base);
}

.plan-option-bots {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.plan-option-price {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-primary);
}

/* Order Summary */
.order-summary {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.summary-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-3) 0;
    font-size: var(--text-sm);
}

.summary-item-label {
    color: var(--color-text-secondary);
}

.summary-total {
    display: flex;
    justify-content: space-between;
    padding-top: var(--space-4);
    margin-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    font-size: var(--text-lg);
    font-weight: 600;
}

.summary-total-amount {
    color: var(--color-primary);
    font-family: var(--font-display);
}

.summary-secure {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-6);
    padding: var(--space-3);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    color: var(--color-primary);
}

/* Alert Messages */
.alert {
    padding: var(--space-4);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-6);
    font-size: var(--text-sm);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--color-primary-light);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
    
    .checkout-grid {
        grid-template-columns: 1fr;
    }
    
    .order-summary {
        position: static;
    }
}

@media (max-width: 768px) {
    :root {
        --space-24: 4rem;
        --space-16: 3rem;
    }
    
    /* Mobile Navigation */
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-6);
        background: var(--color-bg-dark);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        font-size: var(--text-xl);
    }
    
    /* Hero */
    .hero-stats {
        flex-direction: column;
        gap: var(--space-6);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.popular {
        transform: none;
        order: -1;
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-8px);
    }
    
    /* Steps */
    .steps-container::before {
        display: none;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-tagline {
        max-width: 100%;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-links ul {
        align-items: center;
    }
    
    /* Checkout */
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: var(--text-3xl);
    }
    
    .pricing-card {
        padding: var(--space-6);
    }
    
    .checkout-form-container,
    .order-summary {
        padding: var(--space-6);
    }
}

/* ============================================
   ANIMATIONS & KEYFRAMES
   ============================================ */

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

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

/* Loading Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Button Loading State */
.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: var(--space-2);
}