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

:root {
    /* Color Palette */
    --blue-50: #eff6ff;
    --blue-100: #dbeafe;
    --blue-200: #bfdbfe;
    --blue-300: #93c5fd;
    --blue-400: #60a5fa;
    --blue-500: #3b82f6;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --blue-800: #1e40af;
    --blue-900: #1e3a8a;
    
    --silver-100: #f1f5f9;
    --silver-200: #e2e8f0;
    --silver-300: #cbd5e1;
    --silver-400: #94a3b8;
    --silver-500: #64748b;
    --silver-600: #475569;
    
    --black: #0f172a;
    --black-light: #1e293b;
    --black-lighter: #334155;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #1e3a8a 100%);
    --gradient-accent: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #1e40af 100%);
    --gradient-glow: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.3), transparent 70%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Effects */
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(148, 163, 184, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--black);
    color: var(--silver-100);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.nav-glass {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    width: 40px;
    height: 40px;
    filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.5));
}

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

.logo-light {
    font-weight: 300;
    color: var(--silver-200);
    -webkit-text-fill-color: var(--silver-200);
}

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

.nav-links a {
    color: var(--silver-200);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--blue-400);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width 0.3s ease;
}

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

.btn-login {
    padding: 0.5rem 1.25rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 8px;
    border: 1px solid var(--glass-border);
}

.btn-login:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--blue-500);
}

.btn-cta {
    padding: 0.5rem 1.5rem;
    background: var(--gradient-primary);
    border-radius: 8px;
    color: white !important;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--silver-200);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--blue-500), transparent);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--blue-700), transparent);
    bottom: -150px;
    left: -100px;
    animation-delay: 5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--blue-400), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -50px) scale(1.1); }
    66% { transform: translate(-50px, 50px) scale(0.9); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.badge-shimmer {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--blue-300);
    margin-bottom: var(--spacing-md);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.2); }
    50% { box-shadow: 0 0 30px rgba(59, 130, 246, 0.4); }
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--silver-300);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(59, 130, 246, 0.5);
}

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-secondary {
    background: transparent;
    color: var(--silver-200);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--blue-500);
}

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

.trust-badges {
    display: flex;
    gap: var(--spacing-lg);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--silver-400);
    font-size: 0.875rem;
}

.trust-item svg {
    color: var(--blue-400);
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.phone-mockup {
    position: relative;
}

.phone-frame {
    width: 300px;
    height: 600px;
    background: var(--black-light);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 0 0 12px var(--black-lighter),
        0 0 0 13px var(--glass-border),
        0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 2;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 28px;
    background: var(--black);
    border-radius: 0 0 20px 20px;
    z-index: 3;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--black) 0%, var(--black-light) 100%);
    border-radius: 32px;
    overflow: hidden;
    position: relative;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 1.5rem 1rem;
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-icons {
    display: flex;
    gap: 0.5rem;
}

.phone-content {
    padding: 1rem;
}

.usage-card {
    padding: 1.5rem;
}

.usage-card h3 {
    font-size: 0.875rem;
    color: var(--silver-400);
    margin-bottom: 0.5rem;
}

.plan-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.usage-stats {
    margin-bottom: 1rem;
}

.stat {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--silver-400);
    font-size: 0.875rem;
}

.stat-value {
    font-weight: 600;
    font-size: 0.875rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(148, 163, 184, 0.2);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-accent);
    border-radius: 4px;
    transition: width 1s ease;
}

.next-billing {
    color: var(--silver-400);
    font-size: 0.75rem;
    margin-top: 1rem;
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 700px;
    background: var(--gradient-glow);
    z-index: 1;
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.5; transform: translate(-50%, -50%) scale(1.05); }
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
}

/* Features Section */
.features {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--silver-400);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-xl);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--blue-500);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    margin-bottom: var(--spacing-md);
    color: white;
}

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

.feature-card p {
    color: var(--silver-400);
    line-height: 1.7;
}

/* Pricing Section */
.pricing {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(30, 58, 138, 0.1) 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    justify-items: center;
    align-items: start;
}

.pricing-card {
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    transition: var(--transition);
    width: 100%;
    max-width: 320px;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.3);
}

.pricing-card.featured {
    border: 2px solid var(--blue-500);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.25);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-card.premium {
    border: 2px solid var(--gradient-glow);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(30, 58, 138, 0.1));
}

.pricing-card.sovereign {
    border: 2px solid #8B5CF6;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(99, 102, 241, 0.1));
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.3);
}

.pricing-card.sovereign:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.5);
}

.pricing-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.badge-featured {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
}

.badge-premium {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
}

.badge-sovereign {
    background: linear-gradient(135deg, #8B5CF6 0%, #6366F1 100%);
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 10px rgba(139, 92, 246, 0.5); }
    50% { box-shadow: 0 0 20px rgba(139, 92, 246, 0.8); }
}

.pricing-plan-name {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.pricing-description {
    color: var(--silver-400);
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
    min-height: 3rem;
}

.pricing-amount {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: var(--spacing-xl);
}

.currency {
    font-size: 2rem;
    color: var(--silver-400);
    margin-top: 0.5rem;
}

.amount {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.period {
    font-size: 1.25rem;
    color: var(--silver-400);
    align-self: flex-end;
    margin-bottom: 1rem;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-xl);
    min-height: 300px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: 1.125rem;
}

.pricing-features svg {
    flex-shrink: 0;
    color: var(--blue-400);
}

.pricing-features .feature-highlight {
    background: rgba(59, 130, 246, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 10px;
    margin: 0.25rem 0;
}

.pricing-features .feature-elite {
    background: rgba(245, 158, 11, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 10px;
    margin: 0.25rem 0;
}

.pricing-features .feature-sovereign {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(99, 102, 241, 0.15));
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 10px;
    margin: 0.25rem 0;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.pricing-features .feature-pending {
    opacity: 0.7;
}

.pricing-features .feature-pending em {
    font-style: italic;
    color: var(--silver-500);
}

.pricing-note {
    margin-top: var(--spacing-md);
    color: var(--blue-400);
    font-weight: 600;
    font-size: 0.875rem;
}

.pricing-footer-note {
    text-align: center;
    margin-top: var(--spacing-xl);
    color: var(--silver-500);
    font-size: 0.875rem;
    font-style: italic;
}

.pricing-footer-note.blockchain-note {
    color: var(--purple-400);
    font-weight: 500;
}

/* How It Works Section */
.how-it-works {
    padding: var(--spacing-3xl) 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.step-card {
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.step-icon {
    margin: var(--spacing-lg) 0;
    color: var(--blue-400);
}

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

.step-card p {
    color: var(--silver-400);
}

/* CTA Section */
.cta {
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.orb-4 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--blue-600), transparent);
    top: 50%;
    left: 20%;
    transform: translate(-50%, -50%);
}

.orb-5 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--blue-800), transparent);
    top: 50%;
    right: 20%;
    transform: translate(50%, -50%);
}

.cta-content {
    text-align: center;
    padding: var(--spacing-3xl);
}

.cta-content h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--silver-400);
    margin-bottom: var(--spacing-xl);
}

/* Footer */
.footer {
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    border-top: 1px solid var(--glass-border);
}

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

.footer-col h4 {
    margin-bottom: var(--spacing-md);
    color: var(--silver-200);
}

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

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--silver-400);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--blue-400);
}

.footer-desc {
    color: var(--silver-400);
    margin-top: var(--spacing-md);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
    color: var(--silver-500);
}

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

.social-links a {
    color: var(--silver-400);
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--blue-400);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--spacing-xl);
    z-index: 1;
    animation: modalSlideUp 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--silver-300);
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(148, 163, 184, 0.2);
    color: white;
}

.modal-content h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.modal-subtitle {
    color: var(--silver-400);
    margin-bottom: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--silver-300);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.875rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.modal-note {
    text-align: center;
    color: var(--silver-500);
    font-size: 0.875rem;
    margin-top: var(--spacing-md);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: white;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.qr-code-container {
    margin: var(--spacing-xl) 0;
    text-align: center;
}

.qr-code {
    width: 250px;
    height: 250px;
    margin: 0 auto var(--spacing-md);
    background: white;
    border-radius: 12px;
    padding: var(--spacing-md);
}

.qr-instructions {
    color: var(--silver-400);
    font-size: 0.875rem;
}

.activation-details {
    padding: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    text-align: center;
}

.activation-details h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.activation-details code {
    display: block;
    padding: var(--spacing-sm);
    background: rgba(15, 23, 42, 0.5);
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    word-break: break-all;
    margin-bottom: var(--spacing-sm);
}

.btn-copy {
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    color: var(--blue-400);
    cursor: pointer;
    transition: var(--transition);
}

.btn-copy:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--blue-500);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 1400px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 900px;
        gap: var(--spacing-md);
    }
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .pricing-card {
        max-width: 100%;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .features-grid,
    .steps-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .pricing-card {
        max-width: 100%;
        padding: var(--spacing-md);
    }
    
    .pricing-features {
        min-height: auto;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .phone-frame {
        width: 220px;
        height: 440px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.85rem;
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    .pricing-plan-name {
        font-size: 1.25rem;
    }
    
    .pricing-description {
        font-size: 0.8rem;
        min-height: auto;
    }
    
    .pricing-card {
        padding: var(--spacing-sm);
    }
    
    .pricing-badge {
        font-size: 0.7rem;
        padding: 0.35rem 0.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
}