/* Import Google Fonts: Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap');

/* --- CSS Variables for SimplePress Theme --- */
:root {
    --primary-font: 'Inter', sans-serif;
    --background-color: #ffffff;
    --text-color: #333333;
    --header-footer-bg: #f8f9fa;
    --border-color: #dee2e6;
    --shadow-color: rgba(0, 0, 0, 0.05);
    --accent-color: #007bff;
    --accent-color-hover: #0056b3;
    --card-bg-color: #ffffff;
    --container-width: 1200px;
}

/* --- General Resets & Body Styling --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--primary-font);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.7;
    font-size: 16px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--primary-font);
    color: var(--text-color);
    line-height: 1.3;
    margin-bottom: 1rem;
    font-weight: 700;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1.25rem;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover, a:focus {
    color: var(--accent-color-hover);
    text-decoration: underline;
}

/* --- Layout Containers --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 2rem 1rem;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 992px) {
    .main-content {
        grid-template-columns: 3fr 1fr;
    }
}

/* --- Header & Navigation --- */
.site-header {
    background-color: var(--header-footer-bg);
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
}

.site-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0;
}

.site-title a {
    text-decoration: none;
    color: inherit;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.main-nav a {
    font-weight: 700;
    color: var(--text-color);
    text-decoration: none;
    padding-bottom: 0.25rem;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s ease, color 0.3s ease;
}

.main-nav a:hover,
.main-nav a:focus {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    text-decoration: none;
}

/* Pure CSS Mobile Navigation */
#nav-toggle {
    display: none;
}
.nav-toggle-label {
    display: none;
    cursor: pointer;
}
.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    display: block;
    background-color: var(--text-color);
    height: 3px;
    width: 25px;
    border-radius: 2px;
    position: relative;
    transition: all 0.3s ease;
}
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    content: '';
    position: absolute;
}
.nav-toggle-label span::before { top: -8px; }
.nav-toggle-label span::after { top: 8px; }

/* --- Hero Section (Simplified) --- */
.page-intro {
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}
.page-intro h1 {
    margin-bottom: 0.5rem;
}
.page-intro p {
    font-size: 1.1rem;
    color: #6c757d;
    max-width: 800px;
}

/* --- Article Grid & Cards --- */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.article-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.article-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px var(--shadow-color);
}
.card-image-placeholder {
    height: 180px;
    background-color: #f1f3f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #adb5bd;
    font-weight: 700;
    font-size: 1.5rem;
}
.card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.card-content h3 {
    min-height: 56px;
    margin-top: 0;
}
.card-content h3 a {
    color: var(--text-color);
    text-decoration: none;
}
.card-content h3 a:hover {
    color: var(--accent-color);
}
.card-content p {
    flex-grow: 1;
    color: #495057;
}
.read-more-btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    text-align: center;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
    align-self: flex-start;
}
.read-more-btn:hover {
    background-color: var(--accent-color-hover);
    color: white;
    text-decoration: none;
}

/* --- Sidebar --- */
.sidebar .widget {
    background-color: var(--header-footer-bg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.widget-title {
    font-size: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 1rem;
}
.widget ul {
    list-style: none;
}
.widget ul li {
    margin-bottom: 0.75rem;
}
.widget ul li a::before {
    content: '›';
    margin-right: 0.5rem;
    color: var(--accent-color);
}

/* --- Article Page --- */
.article-full .article-header-image {
    width: 100%;
    height: 350px;
    background-color: #f1f3f5;
    border-radius: 8px;
    margin-bottom: 2rem;
}
.article-meta {
    margin-bottom: 1.5rem;
    color: #6c757d;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}
.article-meta span {
    margin-right: 1.5rem;
}
blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    font-size: 1.1rem;
    color: #495057;
}
.cta-section {
    background-color: var(--header-footer-bg);
    padding: 2.5rem;
    text-align: center;
    border-radius: 8px;
    margin: 2rem 0;
    border: 1px solid var(--border-color);
}
.cta-btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 1rem;
    transition: background-color 0.3s ease;
}
.cta-btn:hover {
    background-color: var(--accent-color-hover);
    text-decoration: none;
}

/* --- Footer --- */
.site-footer {
    background-color: var(--header-footer-bg);
    color: #6c757d;
    text-align: center;
    padding: 2rem 1rem;
    border-top: 1px solid var(--border-color);
    margin-top: 2rem;
}
.footer-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

/* --- Responsive Design --- */
@media (max-width: 991px) {
    .main-nav {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: var(--header-footer-bg);
        box-shadow: 0 4px 6px var(--shadow-color);
        padding: 1rem;
    }
    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    .nav-toggle-label {
        display: block;
    }
    #nav-toggle:checked ~ .main-nav {
        display: flex;
    }
    #nav-toggle:checked + .nav-toggle-label span {
        background-color: transparent;
    }
    #nav-toggle:checked + .nav-toggle-label span::before {
        transform: rotate(45deg);
        top: 0;
    }
    #nav-toggle:checked + .nav-toggle-label span::after {
        transform: rotate(-45deg);
        top: 0;
    }
}

@media (max-width: 767px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.7rem; }
    .article-full .article-header-image { height: 250px; }
}

/* Accessibility */
a:focus-visible, button:focus-visible, input:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
    box-shadow: none;
}