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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2563eb;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: #3b82f6;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #4b5563;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #2563eb;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #2563eb;
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 3px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.feature i {
    font-size: 1.2rem;
    color: #fbbf24;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #f59e0b;
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.cta-button:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.6);
}

/* Offers Section */
.offers-section {
    padding: 80px 0;
    background: #f8fafc;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    color: #1f2937;
    margin-bottom: 3rem;
    line-height: 1.2;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.offer-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.offer-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.offer-card.featured {
    border-color: #f59e0b;
    position: relative;
}

.offer-header {
    padding: 1.5rem;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.offer-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.offer-badge {
    background: #f59e0b;
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.offer-content {
    padding: 1.5rem;
}

.offer-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.offer-details {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e5e7eb;
}

.detail:last-child {
    border-bottom: none;
}

.label {
    color: #6b7280;
    font-weight: 500;
}

.value {
    font-weight: 600;
    color: #1f2937;
}

.offer-features {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #059669;
}

.feature-item i {
    font-size: 0.9rem;
}

.offer-footer {
    padding: 0 1.5rem 1.5rem;
}

.apply-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    background: #2563eb;
    color: white;
    padding: 1rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.apply-btn:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.featured .apply-btn {
    background: #f59e0b;
}

.featured .apply-btn:hover {
    background: #d97706;
}

/* Comparison Section */
.comparison-section {
    padding: 80px 0;
    background: white;
}

.table-responsive {
    overflow-x: auto;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.comparison-table th {
    background: #f8fafc;
    font-weight: 600;
    color: #374151;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    position: sticky;
    top: 0;
}

.comparison-table tr:hover {
    background: #f8fafc;
}

.featured-row {
    background: #fef3c7 !important;
}

.featured-row:hover {
    background: #fde68a !important;
}

.comparison-table a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
}

.comparison-table a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.status-yes {
    background: #d1fae5;
    color: #059669;
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-no {
    background: #fee2e2;
    color: #dc2626;
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-partial {
    background: #fef3c7;
    color: #d97706;
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.table-legend {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legend-item span:first-child {
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.legend-item .status-yes {
    background: #d1fae5;
}

.legend-item .status-partial {
    background: #fef3c7;
}

.legend-item .status-no {
    background: #fee2e2;
}

/* Article Section */
.article-section {
    padding: 80px 0;
    background: #f8fafc;
}

.main-article {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    line-height: 1.8;
}

.main-article h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 2rem;
    line-height: 1.2;
}

.main-article h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #374151;
    margin: 2.5rem 0 1.5rem;
}

.main-article p {
    font-size: 1.1rem;
    color: #4b5563;
    margin-bottom: 1.5rem;
}

.main-article strong {
    color: #1f2937;
    font-weight: 600;
}

.article-image-left {
    float: left;
    width: 200px;
    height: auto;
    margin: 0 2rem 1rem 0;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Footer */
.footer {
    background: #1f2937;
    color: #d1d5db;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.footer-section p {
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

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

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #374151;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2563eb;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .offers-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-table {
        font-size: 0.85rem;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 0.5rem;
    }
    
    .main-article {
        padding: 2rem 1.5rem;
    }
    
    .main-article h2 {
        font-size: 2rem;
    }
    
    .main-article h3 {
        font-size: 1.5rem;
    }
    
    .article-image-left {
        float: none;
        width: 100%;
        margin: 1rem 0;
    }
    
    .table-legend {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .offers-section,
    .comparison-section,
    .article-section {
        padding: 60px 0;
    }
    
    .main-article {
        padding: 1.5rem 1rem;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 0.4rem;
        font-size: 0.8rem;
    }
}

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

.offer-card {
    animation: fadeInUp 0.6s ease-out;
}

.offer-card:nth-child(1) { animation-delay: 0.1s; }
.offer-card:nth-child(2) { animation-delay: 0.2s; }
.offer-card:nth-child(3) { animation-delay: 0.3s; }
.offer-card:nth-child(4) { animation-delay: 0.4s; }

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mt-2 {
    margin-top: 1rem;
}

.hidden {
    display: none;
}

/* Smooth scrolling enhancements */
html {
    scroll-padding-top: 80px;
}

/* Focus styles for accessibility */
.cta-button:focus,
.apply-btn:focus,
.nav-menu a:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .footer,
    .cta-button,
    .apply-btn {
        display: none;
    }
    
    .main-article {
        box-shadow: none;
        padding: 0;
    }
}