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

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --text-dark: #1a202c;
    --text-gray: #4a5568;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --bg-white: #ffffff;
    --border: #e2e8f0;
    --success: #48bb78;
    --danger: #f56565;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 20px;
    color: var(--text-dark);
    text-decoration: none;
}

.logo {
    font-size: 28px;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 10px;
    align-items: center;
}

.nav-link {
    padding: 10px 20px;
    color: var(--text-gray);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s;
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(102, 126, 234, 0.1);
}

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

.nav-link.nav-cta {
    background: var(--gradient);
    color: white;
    padding: 10px 24px;
}

.nav-link.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    background: var(--gradient);
    padding: 100px 20px 120px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="white" opacity="0.1"/></svg>');
    opacity: 0.3;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    opacity: 0.95;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.hero-price-badge {
    background: rgba(255, 255, 255, 0.15);
    padding: 20px 40px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    display: inline-block;
    margin-bottom: 30px;
}

.price-amount {
    font-size: 48px;
    font-weight: 800;
    color: white;
}

.price-amount span {
    font-size: 24px;
    font-weight: 600;
    opacity: 0.9;
}

.price-details {
    font-size: 14px;
    opacity: 0.9;
    margin-top: 8px;
}

.trust-badges {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    padding: 60px 20px;
    background: var(--bg-light);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.stat-number {
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--text-gray);
    font-weight: 500;
}

/* ============================================
   Section Styles
   ============================================ */
.overview-section {
    padding: 80px 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 12px;
    border: 2px solid var(--border);
    transition: all 0.3s;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

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

/* ============================================
   Security Section
   ============================================ */
.security-section {
    padding: 80px 20px;
    background: var(--bg-light);
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.security-text h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
}

.lead {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
}

.security-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.security-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.checkmark {
    font-size: 24px;
    color: var(--success);
    flex-shrink: 0;
}

.security-list strong {
    display: block;
    margin-bottom: 4px;
    color: var(--text-dark);
}

.security-list p {
    color: var(--text-gray);
    margin: 0;
}

.security-visual {
    display: flex;
    justify-content: center;
}

.security-badge {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 20px;
    border: 2px solid var(--primary);
}

.badge-icon {
    font-size: 64px;
}

.badge-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.badge-subtitle {
    color: var(--text-gray);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: 80px 20px;
    background: var(--gradient);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 32px;
    opacity: 0.95;
}

.cta-pricing {
    background: rgba(255, 255, 255, 0.15);
    padding: 30px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    margin-bottom: 32px;
    display: inline-block;
}

.cta-price {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-price span {
    font-size: 24px;
    opacity: 0.9;
}

.cta-features {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.cta-note {
    font-size: 14px;
    margin-top: 16px;
    opacity: 0.8;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.footer-tagline {
    font-size: 14px;
    opacity: 0.7;
    margin-bottom: 8px;
}

.footer-description {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.6;
}

.footer-column h4 {
    margin-bottom: 16px;
    font-size: 16px;
}

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

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-column a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
    font-size: 14px;
}

/* ============================================
   Features Page
   ============================================ */
.page-hero {
    background: var(--gradient);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.page-hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 20px;
    opacity: 0.95;
}

.feature-detail-section {
    padding: 80px 20px;
}

.feature-detail-section.alt-bg {
    background: var(--bg-light);
}

.feature-category {
    max-width: 1200px;
    margin: 0 auto;
}

.category-header {
    text-align: center;
    margin-bottom: 50px;
}

.category-icon {
    font-size: 64px;
    display: block;
    margin-bottom: 16px;
}

.category-header h2 {
    font-size: 38px;
    font-weight: 800;
}

.feature-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.detail-card {
    background: white;
    padding: 32px;
    border-radius: 12px;
    border: 2px solid var(--border);
    transition: all 0.3s;
}

.detail-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.detail-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.detail-card > p {
    color: var(--text-gray);
    margin-bottom: 16px;
    line-height: 1.7;
}

.detail-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.detail-list li {
    color: var(--text-gray);
    padding-left: 24px;
    position: relative;
}

.detail-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* ============================================
   Buy Page (Work in Progress)
   ============================================ */
.wip-section {
    padding: 80px 20px;
    min-height: 60vh;
}

.wip-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.wip-icon {
    font-size: 80px;
    margin-bottom: 24px;
}

.wip-content h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
}

.wip-text {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 50px;
}

.wip-preview {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 12px;
    margin-bottom: 50px;
}

.wip-preview h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.wip-list {
    list-style: none;
    text-align: left;
    display: inline-block;
}

.wip-list li {
    font-size: 16px;
    color: var(--text-gray);
    margin-bottom: 12px;
}

.wip-cta {
    background: white;
    padding: 40px;
    border-radius: 12px;
    border: 2px solid var(--primary);
}

.wip-cta h3 {
    font-size: 28px;
    margin-bottom: 12px;
}

.wip-cta p {
    color: var(--text-gray);
    margin-bottom: 24px;
}

.wip-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Pricing Page
   ============================================ */
.pricing-section {
    padding: 60px 20px 80px;
}

.pricing-card-featured {
    max-width: 600px;
    margin: 0 auto 80px;
    background: white;
    border: 3px solid var(--primary);
    border-radius: 16px;
    padding: 50px 40px;
    box-shadow: var(--shadow-lg);
    position: relative;
    text-align: center;
}

.pricing-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: white;
    padding: 8px 24px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 14px;
}

.pricing-card-featured h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.pricing-price {
    margin-bottom: 16px;
}

.price-amount {
    font-size: 72px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 24px;
    color: var(--text-gray);
}

.pricing-description {
    color: var(--text-gray);
    margin-bottom: 32px;
    font-size: 18px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features .check {
    color: var(--success);
    font-size: 20px;
    flex-shrink: 0;
}

.pricing-notes {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.pricing-notes p {
    color: var(--text-gray);
    font-size: 14px;
    margin: 8px 0;
}

.why-section {
    margin-bottom: 80px;
}

.why-section h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 40px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.why-card {
    background: var(--bg-light);
    padding: 32px;
    border-radius: 12px;
    text-align: center;
}

.why-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.why-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.why-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

.faq-section h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 40px;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.faq-item {
    background: white;
    padding: 32px;
    border-radius: 12px;
    border: 2px solid var(--border);
}

.faq-item h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.faq-item p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .security-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .feature-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        gap: 5px;
    }
    
    .nav-link {
        padding: 8px 12px;
        font-size: 14px;
    }
}