/* LangWiz Marketing Website Stylesheet */
/* Professional, clean design matching app aesthetic */

:root {
    --brand-primary: #0B3D4A;
    --brand-secondary: #2A7C8C;
    --brand-accent: #4FA8B8;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F4F6F8;
    --bg-tertiary: #EEF2F5;
    --text-primary: #1E2429;
    --text-secondary: #5A6570;
    --text-muted: #8B98A3;
    --border-color: #D5DEE4;
    --success: #4FB880;
    --gradient-start: #0B3D4A;
    --gradient-end: #4FA8B8;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--brand-primary);
    font-weight: 700;
}

.logo-mark {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(11, 61, 74, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--brand-primary);
    border: 2px solid var(--brand-primary);
}

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

.btn-sm {
    padding: 8px 20px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-xl {
    padding: 20px 48px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(79, 168, 184, 0.1);
    color: var(--brand-secondary);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

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

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 680px;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 48px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 36px;
    font-weight: 800;
    color: var(--brand-primary);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(11, 61, 74, 0.12);
    border-color: var(--brand-accent);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(11, 61, 74, 0.1), rgba(79, 168, 184, 0.1));
    color: var(--brand-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

/* Languages Section */
.languages {
    padding: 100px 0;
    background: var(--bg-primary);
    text-align: center;
}

.languages h2 {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 48px;
}

.language-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.lang-tag {
    padding: 8px 20px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.lang-tag:hover {
    background: rgba(79, 168, 184, 0.15);
    color: var(--brand-primary);
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.pricing-card {
    max-width: 480px;
    margin: 0 auto;
    background: white;
    border-radius: 24px;
    padding: 48px;
    border: 2px solid var(--border-color);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    border-color: var(--brand-accent);
    box-shadow: 0 16px 50px rgba(11, 61, 74, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
}

.pricing-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-muted);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin-bottom: 32px;
}

.pricing-price .currency {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-secondary);
}

.pricing-price .amount {
    font-size: 72px;
    font-weight: 800;
    color: var(--brand-primary);
    line-height: 1;
}

.pricing-price .permanent {
    font-size: 18px;
    color: var(--text-muted);
}

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

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 15px;
}

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

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

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

.pricing-note {
    font-size: 13px;
    color: var(--text-muted);
}

/* FAQ Section */
.faq {
    padding: 100px 0;
    background: var(--bg-primary);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.faq-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

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

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}

.cta-section .btn-primary {
    background: white;
    color: var(--brand-primary);
}

.cta-section .btn-primary:hover {
    background: var(--bg-secondary);
}

.cta-section .btn-outline {
    border-color: white;
    color: white;
}

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

.cta-or {
    font-size: 16px;
    opacity: 0.7;
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: 64px 0 32px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 16px;
    font-size: 14px;
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    padding: 4px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 32px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

.footer-bottom a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 8px;
}

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

/* Legal Pages */
.legal-page {
    padding: 160px 0 100px;
    min-height: 100vh;
}

.legal-page h1 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
}

.last-updated {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 48px;
}

.legal-content h2 {
    font-size: 24px;
    font-weight: 700;
    margin: 32px 0 16px;
    color: var(--brand-primary);
}

.legal-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.legal-content ul,
.legal-content ol {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
    padding-left: 24px;
}

.legal-content li {
    margin-bottom: 8px;
}

.legal-content a {
    color: var(--brand-secondary);
    text-decoration: none;
}

.legal-content a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .section-header h2,
    .languages h2 {
        font-size: 32px;
    }
    
    .cta-section h2 {
        font-size: 28px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-or {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .legal-page h1 {
        font-size: 28px;
    }
}