:root {
    /* Light theme variables */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --card-shadow: rgba(0, 0, 0, 0.1);
    --navbar-bg: #ffffff;
    --footer-bg: #0d6efd;
}

[data-theme='dark'] {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #adb5bd;
    --border-color: #2d3436;
    --card-bg: #1e1e1e;
    --card-shadow: rgba(255, 255, 255, 0.05);
    --navbar-bg: #1e1e1e;
    --footer-bg: #0d47a1;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Navbar styling */
.navbar {
    background-color: var(--navbar-bg) !important;
    box-shadow: 0 2px 4px var(--card-shadow) !important;
}

.navbar-light .navbar-nav .nav-link {
    color: var(--text-secondary);
}

/* Blog cards */
.card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px var(--card-shadow) !important;
}

/* Pagination improvements */
.page-link {
    border: none;
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    background-color: var(--card-bg);
    transition: all 0.3s ease;
}

.page-link:hover {
    background-color: var(--bg-secondary);
    color: var(--bs-primary);
}

.page-item.disabled .page-link {
    background: none;
    color: var(--text-secondary);
}

/* Badge styling */
.badge {
    padding: 0.5em 1em;
    font-weight: 500;
}

/* Footer styling */
.footer {
    background: var(--footer-bg);
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--bs-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Theme toggle button */
.theme-toggle {
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.theme-toggle:hover {
    color: var(--bs-primary);
}