:root {
    --primary-color: #1A237E;
    --secondary-color: #F5F5F5;
    --accent-color: #009688;
    --text-color: #212121;
    --white: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    color: var(--text-color);
    background-color: var(--secondary-color);
    line-height: 1.6;
}

.navbar {
    background-color: var(--primary-color) !important;
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-color) !important;
}

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #303F9F 100%);
    color: var(--white);
    padding: 6rem 0;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
}

.hero .lead {
    font-size: 1.5rem;
    opacity: 0.9;
}

.btn-accent {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-accent:hover {
    background-color: #00796B;
    border-color: #00796B;
    color: var(--white);
    transform: translateY(-2px);
}

.btn-outline-primary {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

.section-title {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.card-title {
    color: var(--primary-color);
    font-weight: 600;
}

.blog-card .card-body,
.resource-card .card-body {
    padding: 1.5rem;
}

.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #303F9F 100%);
    color: var(--white);
    padding: 4rem 0;
}

.page-header h1 {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.page-header .lead {
    opacity: 0.9;
}

.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 1rem;
}

.breadcrumb-item a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--white);
}

.breadcrumb-item.active {
    color: var(--white);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.5);
}

.blog-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.blog-content h2 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.blog-content h3 {
    color: var(--primary-color);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.blog-content ul, .blog-content ol {
    margin-bottom: 1.5rem;
}

.blog-content li {
    margin-bottom: 0.5rem;
}

.blog-content p {
    margin-bottom: 1.25rem;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.feature-list li::before {
    content: "✓";
    color: var(--accent-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.footer {
    background-color: var(--primary-color);
    color: var(--white);
}

.footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--accent-color);
}

.disclaimer {
    font-size: 0.875rem;
    opacity: 0.8;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1rem;
}

.form-control {
    border-radius: 8px;
    padding: 0.75rem 1rem;
    border: 1px solid #dee2e6;
}

.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 150, 136, 0.25);
}

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

.alert {
    border-radius: 8px;
    border: none;
}

.bg-light {
    background-color: var(--white) !important;
}

.comparison-table {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.comparison-table thead {
    background-color: var(--primary-color);
    color: var(--white);
}

.comparison-table thead th {
    font-weight: 600;
    padding: 1rem;
    border: none;
}

.comparison-table tbody td {
    padding: 1rem;
    vertical-align: middle;
}

.comparison-table tbody tr:hover {
    background-color: rgba(0, 150, 136, 0.05);
}

@media (max-width: 768px) {
    .hero {
        padding: 4rem 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero .lead {
        font-size: 1.125rem;
    }
    
    .page-header {
        padding: 3rem 0;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .comparison-table thead th,
    .comparison-table tbody td {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .comparison-table .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.75rem;
        white-space: nowrap;
    }
    
    .btn-accent {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.25rem;
        font-size: 1rem;
    }
    
    .disclaimer {
        font-size: 0.75rem;
    }
    
    .blog-content {
        padding: 1.5rem;
    }
    
    .blog-content h2 {
        font-size: 1.25rem;
    }
    
    .blog-content h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero .lead {
        font-size: 1rem;
    }
    
    .hero .btn {
        display: block;
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .hero .btn + .btn {
        margin-left: 0;
    }
    
    .comparison-table {
        font-size: 0.8rem;
    }
    
    .comparison-table thead th,
    .comparison-table tbody td {
        padding: 0.5rem 0.25rem;
    }
}