@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #1e40af;
    --secondary-color: #f97316;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --font-display: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text-dark); background-color: var(--bg-white); line-height: 1.6; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }

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

.navbar { background: var(--bg-white); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; }
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.navbar-brand { display: flex; align-items: center; }
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-dark); font-size: 20px; font-weight: 700; }
.logo .emoji { font-size: 24px; }
.navbar-menu { display: flex; gap: 32px; margin: 0 auto; }
.nav-link { text-decoration: none; color: var(--text-light); transition: color 0.3s; }
.nav-link:hover { color: var(--primary-color); }
.navbar-actions { display: flex; gap: 12px; }

.btn { display: inline-block; padding: 10px 24px; border-radius: 6px; text-decoration: none; font-weight: 600; transition: all 0.3s; border: none; cursor: pointer; }
.btn-primary { background: var(--primary-color); color: white; }
.btn-primary:hover { background: #1e3a8a; }
.btn-secondary { background: transparent; color: var(--primary-color); border: 2px solid var(--primary-color); }
.btn-outline { background: transparent; color: var(--primary-color); border: 1px solid var(--border-color); }

.hero { background: linear-gradient(135deg, #1e40af 0%, #7c3aed 100%); color: white; padding: 120px 20px; text-align: center; }
.hero-content h1 { font-size: 48px; margin-bottom: 16px; }
.hero-subtitle { font-size: 20px; margin-bottom: 32px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.stats { background: var(--bg-light); padding: 60px 20px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; text-align: center; }
.stat-item .stat-value { font-size: 36px; font-weight: 700; color: var(--primary-color); margin-bottom: 8px; }
.stat-item .stat-label { color: var(--text-light); font-size: 14px; }

.features { padding: 80px 20px; }
.features h2 { font-size: 36px; text-align: center; margin-bottom: 48px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px; }
.feature-card { background: var(--bg-light); padding: 32px; border-radius: 12px; text-align: center; transition: all 0.3s; }
.feature-card:hover { transform: translateY(-8px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); }
.feature-icon { font-size: 40px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; margin-bottom: 12px; }
.feature-card p { color: var(--text-light); font-size: 14px; }

.specs { background: var(--bg-white); padding: 80px 20px; border-top: 1px solid var(--border-color); }
.specs h2 { font-size: 36px; text-align: center; margin-bottom: 48px; }
.specs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 32px; }
.spec-item { background: var(--bg-light); padding: 24px; border-radius: 8px; }
.spec-item h4 { margin-bottom: 16px; color: var(--primary-color); }
.spec-item ul { list-style: none; }
.spec-item li { padding: 8px 0; color: var(--text-light); font-size: 14px; }
.spec-item li:before { content: "✓ "; color: var(--success-color); font-weight: 700; margin-right: 8px; }

.pricing { background: var(--bg-light); padding: 80px 20px; }
.pricing h2 { font-size: 36px; text-align: center; margin-bottom: 48px; }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.pricing-card { background: var(--bg-white); padding: 32px; border-radius: 12px; border: 1px solid var(--border-color); position: relative; transition: all 0.3s; }
.pricing-card:hover { transform: translateY(-8px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); }
.pricing-card.recommended { border-color: var(--secondary-color); transform: scale(1.05); }
.pricing-card .badge { position: absolute; top: -12px; right: 24px; background: var(--secondary-color); color: white; padding: 6px 12px; border-radius: 20px; font-size: 12px; font-weight: 700; }
.pricing-card h3 { font-size: 20px; margin-bottom: 16px; }
.price { margin-bottom: 24px; }
.price .amount { font-size: 32px; font-weight: 700; color: var(--primary-color); }
.price .period { color: var(--text-light); font-size: 14px; }
.pricing-card .features { margin-bottom: 24px; }
.pricing-card .features p { margin-bottom: 8px; font-size: 14px; }
.pricing-card .features ul { list-style: none; margin-top: 12px; }
.pricing-card .features li { padding: 6px 0; font-size: 13px; color: var(--text-light); }
.pricing-card .features li:before { content: "✓ "; color: var(--success-color); font-weight: 700; margin-right: 6px; }

.comparison { padding: 80px 20px; }
.comparison h2 { font-size: 36px; text-align: center; margin-bottom: 48px; }
.comparison-table { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--bg-white); }
thead { background: var(--bg-light); }
th { padding: 16px; text-align: left; font-weight: 700; color: var(--text-dark); border-bottom: 2px solid var(--border-color); }
td { padding: 16px; border-bottom: 1px solid var(--border-color); font-size: 14px; }
tbody tr:hover { background: var(--bg-light); }

.page-header { background: linear-gradient(135deg, #1e40af 0%, #7c3aed 100%); color: white; padding: 60px 20px; text-align: center; }
.page-header h1 { font-size: 40px; margin-bottom: 16px; }
.page-header p { font-size: 18px; opacity: 0.9; }
.categories { padding: 60px 20px; }
.airports-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.airport-card { background: var(--bg-white); border: 1px solid var(--border-color); border-radius: 12px; padding: 24px; transition: all 0.3s; }
.airport-card:hover { transform: translateY(-8px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); border-color: var(--primary-color); }
.airport-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.airport-header .emoji { font-size: 32px; }
.airport-header h3 { font-size: 20px; }
.airport-card .description { color: var(--text-light); font-size: 14px; margin-bottom: 16px; }
.specs-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border-color); }
.spec { text-align: center; }
.spec .label { display: block; font-size: 12px; color: var(--text-light); margin-bottom: 4px; }
.spec .value { display: block; font-size: 16px; font-weight: 700; color: var(--primary-color); }
.price-range { margin-bottom: 16px; font-size: 14px; color: var(--text-light); }

.about { padding: 80px 20px; background: #f9fafb; }
.about h2 { font-size: 36px; text-align: center; margin-bottom: 32px; }
.about h3 { font-size: 20px; margin-top: 32px; margin-bottom: 16px; color: var(--text-dark); }
.about p { color: var(--text-light); line-height: 1.8; margin-bottom: 16px; }
.about ul { list-style: none; padding: 0; }
.about li { padding: 12px 0; border-bottom: 1px solid var(--border-color); color: var(--text-light); }
.about li strong { color: var(--text-dark); }

.performance { background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%); padding: 80px 20px; }
.performance h2 { font-size: 36px; text-align: center; margin-bottom: 48px; }

.ip-distribution { padding: 80px 20px; background: #ffffff; }
.ip-distribution h2 { font-size: 36px; text-align: center; margin-bottom: 48px; }

.footer { background: #1f2937; color: #d1d5db; padding: 60px 20px 20px; }
.footer .container { max-width: 1200px; margin: 0 auto; padding: 0; }
.footer-content { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-bottom: 32px; }
.footer-section { min-width: 0; }
.footer-section h3 { color: white; margin-bottom: 16px; font-size: 18px; font-weight: 700; }
.footer-section h4 { color: white; margin-bottom: 16px; font-size: 14px; font-weight: 700; }
.footer-section p { font-size: 14px; line-height: 1.8; margin: 0; }
.footer-section ul { list-style: none; padding: 0; margin: 0; }
.footer-section li { margin-bottom: 12px; }
.footer-section a { color: #d1d5db; text-decoration: none; font-size: 14px; transition: color 0.3s; }
.footer-section a:hover { color: white; }
.footer-bottom { border-top: 1px solid #374151; padding-top: 20px; text-align: center; font-size: 12px; color: #9ca3af; }

@media (max-width: 768px) {
    .hero-content h1 { font-size: 32px; }
    .hero-subtitle { font-size: 16px; }
    .features h2, .specs h2, .pricing h2, .comparison h2 { font-size: 28px; }
    .pricing-card.recommended { transform: scale(1); }
    .specs-summary { grid-template-columns: 1fr; }
    .page-header h1 { font-size: 28px; }
    table { font-size: 12px; }
    th, td { padding: 12px 8px; }
    .footer-content { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 80px 20px; }
    .hero-content h1 { font-size: 24px; }
    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; text-align: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .stat-item .stat-value { font-size: 24px; }
    .features-grid, .specs-grid, .pricing-grid, .airports-grid { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; gap: 24px; }
}