@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');

:root {
    --bg-main: #ffffff;
    --bg-surface: #f8fafc;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;
    --border-color-dark: #cbd5e1;
    
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-heading: #0f172a;
    
    --primary-color: #1e3a8a; /* Navy blue */
    --primary-hover: #172554;
    --accent-color: #b91c1c;  /* Crimson red */
    --accent-hover: #7f1d1d;
    
    --font-heading: 'Inter', system-ui, sans-serif;
    --font-body: 'Lora', Georgia, serif;
    --font-sans: 'Inter', system-ui, sans-serif;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --container-max: 1120px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --progress-height: 4px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1.15rem;
    line-height: 1.85;
    letter-spacing: 0.01em;
    overflow-x: hidden;
}

/* Base Layout & Containers */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

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

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

/* Reading Progress Bar */
.progress-bar-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--progress-height);
    background-color: rgba(226, 232, 240, 0.5);
    z-index: 2000;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--accent-color);
    transition: width 0.1s ease-out;
}

/* Header & Navigation */
.site-header {
    background-color: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-sm);
}

.header-top-row {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 1.25rem 0;
}

.site-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-bottom: none;
}

.logo-top {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 0.5px;
}

.logo-bottom {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-top: 0.15rem;
    border-top: 1px solid var(--border-color);
    padding-top: 0.15rem;
    width: 100%;
}

.header-top-right {
    position: absolute;
    right: 0;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 16px;
}

.hamburger-bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-heading);
    border-radius: 2px;
    transition: var(--transition);
}

/* Navigation */
.site-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2.25rem;
    padding: 0.85rem 0;
    border-top: 1px solid var(--border-color);
    position: relative;
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.2px;
    color: var(--text-main);
    padding-bottom: 0.25rem;
    border-bottom: 2px solid transparent;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* Dropdown Search in Navigation */
.nav-search-container {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.nav-search-toggle {
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    font-size: 0.95rem;
    padding: 0 0.5rem;
    transition: var(--transition);
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-search-toggle:hover {
    color: var(--primary-color);
}

.nav-search-box {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    margin-top: 10px;
    min-width: 260px;
}

.nav-search-box.active {
    display: block;
    animation: slideDown 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nav-search-form {
    display: flex;
    align-items: center;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.25rem 0.5rem;
    margin: 0;
    width: 100%;
}

.nav-search-form:focus-within {
    border-color: var(--primary-color);
    background-color: var(--bg-main);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.08);
}

.nav-search-input {
    background: none;
    border: none;
    outline: none;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    width: 100%;
    padding: 0.15rem 0.25rem;
}

.nav-search-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.15rem 0.25rem;
    transition: var(--transition);
}

.nav-search-btn:hover {
    color: var(--primary-color);
}

/* Hero Section (Cover Page) */
.hero-section {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #ffffff;
    margin-bottom: 3.5rem;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.4) 0%, rgba(15, 23, 42, 0.75) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 1.5rem;
}

.hero-title {
    color: #ffffff;
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 1.75rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: #ffffff;
    padding: 0.75rem 1.75rem;
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.2px;
    transition: var(--transition);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
}

.hero-btn:hover {
    background-color: var(--accent-hover);
    color: #ffffff;
    transform: translateY(-1px);
}

/* Category Headers */
.category-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 3rem 0;
    margin-bottom: 3rem;
}

.category-title {
    font-size: 2.25rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.category-description {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 800px;
}

/* Main Grid & Cards */
.main-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2.5rem;
}

.article-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.article-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-color-dark);
}

.card-meta {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-color);
    letter-spacing: 0.2px;
    margin-bottom: 0.75rem;
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.card-meta-dot {
    width: 4px;
    height: 4px;
    background-color: var(--border-color-dark);
    border-radius: 50%;
    display: inline-block;
}

.card-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.card-title a {
    color: var(--text-heading);
}

.card-title a:hover {
    color: var(--primary-color);
}

.card-excerpt {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    flex-grow: 1;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.card-readmore {
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.card-readmore:hover {
    color: var(--accent-color);
}

/* Article Detail Page */
.article-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 2.5rem 1.5rem 5rem;
}

.article-layout {
    display: flex;
    gap: 3.5rem;
    align-items: start;
    margin-top: 2rem;
}

.article-sidebar {
    flex: 0 0 280px;
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding-right: 0.5rem;
}

.article-main-body {
    flex: 1;
    min-width: 0;
    width: 100%;
    max-width: 100%;
}

.article-layout.no-sidebar {
    display: block;
}

@media (max-width: 992px) {
    .article-layout {
        flex-direction: column;
        gap: 2rem;
    }
    .article-sidebar {
        flex: none;
        position: static;
        width: 100%;
        max-height: none;
        overflow-y: visible;
        padding-right: 0;
    }
}

.article-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.75rem;
    margin-bottom: 2.5rem;
}

.article-category-badge {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2px;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.article-main-title {
    font-size: 2.5rem;
    line-height: 1.25;
    margin-bottom: 1.25rem;
    color: var(--text-heading);
}

.article-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--text-muted);
    align-items: center;
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.article-meta-item i {
    color: var(--primary-color);
}

/* Table of Contents (TOC) */
.toc-box {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    border-radius: 0 6px 6px 0;
    padding: 1.5rem;
    margin-bottom: 2.5rem;
}

.toc-title {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc-list {
    list-style: none;
}

.toc-list li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.toc-list li:last-child {
    margin-bottom: 0;
}

.toc-list a {
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc-list a:hover {
    color: var(--primary-color);
}

/* Article Content Typography */
.article-content {
    font-size: 1.15rem;
    line-height: 1.85;
    color: var(--text-main);
    width: 100%;
    max-width: 100%;
}

.article-content p {
    margin-bottom: 1.75rem;
}

.article-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 2.5rem 0;
}

.article-content h2 {
    font-size: 1.65rem;
    margin-top: 3rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    color: var(--primary-color);
}

.article-content h3 {
    font-size: 1.35rem;
    margin-top: 2.25rem;
    margin-bottom: 1rem;
    color: var(--text-heading);
}

.article-content ul, .article-content ol {
    margin-bottom: 1.75rem;
    padding-left: 2rem;
}

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

.article-content strong {
    color: var(--text-heading);
}

.article-content a {
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color-dark);
}

.article-content a:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.cross-link {
    font-weight: 500;
    background-color: rgba(30, 58, 138, 0.03);
    padding: 0 2px;
}

/* Blockquotes */
.article-content blockquote {
    background-color: var(--bg-surface);
    border-left: 4px solid var(--border-color-dark);
    padding: 1.25rem 1.75rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--text-muted);
}

/* Alert Boxes (GitHub alert style) */
.alert-box {
    display: flex;
    gap: 1rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--border-color);
    border-radius: 0 8px 8px 0;
    padding: 1.25rem 1.5rem;
    margin: 2.25rem 0;
    font-size: 1rem;
    line-height: 1.6;
}

.alert-icon {
    font-size: 1.2rem;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.alert-box.note {
    border-left-color: var(--primary-color);
    background-color: rgba(30, 58, 138, 0.02);
}
.alert-box.note .alert-icon {
    color: var(--primary-color);
}

.alert-box.important {
    border-left-color: var(--accent-color);
    background-color: rgba(185, 28, 28, 0.02);
}
.alert-box.important .alert-icon {
    color: var(--accent-color);
}

.alert-box.warning {
    border-left-color: #d97706; /* Amber */
    background-color: rgba(217, 119, 6, 0.02);
}
.alert-box.warning .alert-icon {
    color: #d97706;
}

.alert-box.tip {
    border-left-color: #059669; /* Emerald */
    background-color: rgba(5, 150, 105, 0.02);
}
.alert-box.tip .alert-icon {
    color: #059669;
}

.alert-box.caution {
    border-left-color: #7c3aed; /* Violet */
    background-color: rgba(124, 58, 237, 0.02);
}
.alert-box.caution .alert-icon {
    color: #7c3aed;
}

/* Responsive Tables */
.table-responsive {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 2.25rem 0;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: var(--shadow-sm);
}

/* Code & Pre blocks styling to prevent stretching */
.article-content pre {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    overflow-x: auto;
    max-width: 100%;
    font-family: monospace;
    font-size: 0.9rem;
    margin-bottom: 1.75rem;
}

.article-content code {
    font-family: monospace;
    font-size: 0.9rem;
    background-color: var(--bg-surface);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

table {
    width: 100%;
    min-width: 700px;
    border-collapse: collapse;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    text-align: left;
}

th {
    background-color: var(--bg-surface);
    color: var(--text-heading);
    font-weight: 600;
    padding: 0.85rem 1.25rem;
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

tr:last-child td {
    border-bottom: none;
}

tr:nth-child(even) {
    background-color: rgba(248, 250, 252, 0.6);
}

/* Footnotes */
.footnotes-container {
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.footnotes-title {
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
    color: var(--text-heading);
}

.footnotes-list {
    padding-left: 1.5rem;
}

.footnotes-list li {
    margin-bottom: 0.75rem;
}

.footnote-backref {
    margin-left: 0.5rem;
    font-family: var(--font-sans);
    font-weight: 600;
}

/* Footer Section */
.site-footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 4rem 0 2rem;
    font-family: var(--font-sans);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 4rem;
    margin-bottom: 3.5rem;
}

.footer-brand {
    flex: 1.5;
    display: flex;
    flex-direction: column;
}

.footer-logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.footer-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
    max-width: 500px;
}

.footer-official-box {
    flex: 1.2;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    font-size: 0.85rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-box-title {
    font-weight: 700;
    color: var(--text-heading);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.footer-official-box p {
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
}

.footer-official-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: var(--primary-color);
    color: #ffffff !important;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    font-size: 0.85rem;
    text-decoration: none;
    align-self: start;
}

.footer-official-btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-1px);
}

.footer-directory {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 3rem;
    margin-bottom: 3.5rem;
}

.footer-dir-col {
    display: flex;
    flex-direction: column;
}

.footer-col-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-heading);
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent-color);
}

.footer-links-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links-list li {
    display: flex;
    align-items: center;
}

.footer-links-list a {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    text-decoration: none;
}

.footer-links-list a i {
    font-size: 0.75rem;
    color: var(--primary-color);
    width: 16px;
    text-align: center;
}

.footer-links-list a:hover {
    color: var(--primary-color);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: var(--text-muted);
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
}

/* Search Results Page Specifics */
.search-term-highlight {
    background-color: rgba(245, 158, 11, 0.2);
    padding: 0 2px;
    border-radius: 2px;
}

.search-results-info {
    margin-bottom: 2rem;
    color: var(--text-muted);
    font-size: 1rem;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .footer-directory {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 1.1rem;
    }
    
    .header-top-row {
        padding: 1rem 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .site-nav {
        display: none;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        padding: 1.5rem 0;
        border-top: 1px solid var(--border-color);
    }
    
    .site-nav.mobile-active {
        display: flex;
    }
    
    .header-search-form {
        display: none; /* Can be toggled or styled differently */
    }
    
    .header-search-form.mobile-active {
        display: flex;
        width: 100%;
        margin-top: 1rem;
    }
    
    .hero-section {
        height: 380px;
        margin-bottom: 2.5rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 2rem;
    }
    
    .footer-directory {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .logo-tagline-extra {
        display: none;
    }
    
    .article-container {
        padding: 1.5rem 1.25rem 3rem;
    }
    
    .article-main-title {
        font-size: 2rem;
    }
    
    .nav-search-container {
        width: 100%;
        justify-content: center;
        margin-top: 0.5rem;
    }
    
    .nav-search-box {
        position: static;
        width: 100%;
        min-width: unset;
        box-shadow: none;
        border: none;
        padding: 0;
        margin-top: 0.5rem;
    }
}

@media (max-width: 480px) {
    .footer-directory {
        grid-template-columns: 1fr;
    }
}