:root {
    /* Font */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    /* Mobile-first typography */
    --font-sans: 'Liberation Sans', -apple-system, sans-serif;
    --font-serif: 'Liberation Serif', Georgia, serif;
    
    /* Breakpoints */
    --breakpoint-mobile: 599px;
    --breakpoint-tablet: 600px;
    --breakpoint-desktop: 992px;
    
    /* Grid variables */
    --grid-columns: 6;
    --grid-gap: var(--spacing-md);
    --grid-gap-sm: var(--spacing-sm);
    
    /* Mobile header height */
    --header-height-mobile: 60px;

    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-xs: 0.75rem;
    --font-size-2xs: 0.8rem;
    --font-size-3xs: 0.85rem;
    --line-height: 1.6;

    /* Colors - Text */
    --color-text: #333;
    --color-text-secondary: #666;
    --color-text-muted: #999;
    --color-text-inverse: #ecf0f1;

    /* Colors - Background */
    --color-bg: #f5f5f5;
    --color-bg-dark: #2c3e50;
    --color-bg-medium: #bbb;
    --color-bg-light: #fff;
    --color-bg-lighter: #f8f9fa;
    --color-bg-lightest: #fafafa;
    --color-bg-lightest-2: #f9f9f9;

    /* Colors - Primary */
    --color-primary: #3498db;
    --color-primary-dark: #2980b9;
    --color-link: #0066cc;

    /* Colors - Semantic */
    --color-success: #27ae60;
    --color-danger: #e74c3c;
    --color-danger-dark: #c0392b;
    --color-secondary: #95a5a6;
    --color-secondary-dark: #7f8c8d;

    /* Colors - Border */
    --color-border: #ddd;
    --color-border-light: #eee;
    --color-border-medium: #ccc;
    --color-border-lighter: #f5f5f5;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    /* Fixed sizes */
    --size-2xs: 5px;
    --size-xs: 10px;
    --size-sm: 12px;
    --size-md: 15px;
    --size-lg: 17px;
    --size-xl: 24px;
    --size-2xl: 30px;
    --size-3xl: 500px;

    /* Border radius */
    --radius-xs: 3px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-full: 50%;
    --border-radius-sm: var(--radius-sm);
    --border-radius: var(--radius-md);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-primary: 0 0 0 2px rgba(52, 152, 219, 0.2);
    
    /* Colors - Alpha */
    --color-overlay: rgba(0, 0, 0, 0.5);
    --color-shadow-dark: rgba(0, 0, 0, 0.3);

    /* Status colors */
    --color-status-missing-bg: #ffe6e6;
    --color-status-missing-text: #cc0000;
    --color-status-present-bg: #e6ffe6;
    --color-status-present-text: #006600;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-family), sans-serif;
    line-height: var(--line-height);
    color: var(--color-text);
    background-color: var(--color-bg);
    padding-top: 60px;
    padding-bottom: 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

a:hover {
    text-decoration: underline;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    padding: var(--spacing-xl) 0;
    flex: 1;
}

/* Header */
header {
    background-color: var(--color-bg-dark);
    color: var(--color-bg-light);
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.logo a {
    color: var(--color-bg-light);
    line-height: 1;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav a {
    color: var(--color-bg-light);
    padding: var(--spacing-xs) var(--spacing-md);
    cursor: pointer;
    display: flex;
    align-items: center;
}

.nav a:hover {
    background-color: var(--color-bg-dark);
    border-radius: var(--radius-sm);
}

/* Language Menu */
.language-menu {
    position: relative;
    padding: var(--spacing-xs) var(--spacing-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.language-menu .language-selector {
    display: contents;
}

.language-menu .language-icon {
    width: var(--size-xl);
    height: var(--size-xl);
    opacity: 0.8;
    filter: invert(1);
}

.language-menu .language-selector:hover {
    background-color: var(--color-bg-dark);
    border-radius: var(--radius-sm);
}

.fallback-indicator {
    width: var(--size-sm);
    height: var(--size-sm);
    display: inline-block;
    vertical-align: baseline;
    position: relative;
    top: -0.3em;
    margin-left: var(--spacing-xs);
    opacity: 0.6;
}

/* Dropdown - shared base styles */
.dropdown,
.language-dropdown,
.user-dropdown {
    position: absolute;
    top: 100%;
    min-width: 160px;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: none;
    padding: var(--spacing-sm) 0;
    color: var(--color-text) !important;
}

.dropdown.show,
.language-dropdown.show,
.user-dropdown.show {
    display: block;
}

.dropdown a,
.language-dropdown a,
.user-dropdown a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text) !important;
    text-decoration: none;
}

.dropdown a:hover,
.language-dropdown a:hover,
.user-dropdown a:hover {
    background-color: var(--color-bg);
    color: var(--color-link);
}

/* Language dropdown - left aligned with scroll */
.language-dropdown {
    left: 0;
    max-height: 50vh;
    overflow-y: auto;
}

.language-dropdown a.selected {
    background-color: var(--color-link);
    color: var(--color-bg-light);
}

/* User dropdown - right aligned */
.user-dropdown {
    right: 0;
}

/* Sub-dropdown styles */
.dropdown-item-with-submenu {
    position: relative;
}

.dropdown-item-with-submenu > a {
    display: block;
    position: relative;
}

.dropdown-item-with-submenu > a::after {
    content: ' ▼';
    position: absolute;
    right: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.admin-subdropdown {
    position: absolute;
    left: 100%;
    top: 0;
    min-width: 180px;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    display: none;
    padding: var(--spacing-sm) 0;
    color: var(--color-text) !important;
    margin-left: var(--spacing-xs);
}

.admin-subdropdown.show {
    display: block;
}

.admin-subdropdown a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text) !important;
    text-decoration: none;
    white-space: nowrap;
}

.admin-subdropdown a:hover {
    background-color: var(--color-bg);
    color: var(--color-link);
}

/* Admin sub-dropdown positioning - drop to left on desktop to avoid edge bleeding */
@media (min-width: 600px) {
    .admin-subdropdown {
        left: auto;
        right: 100%;
        margin-left: 0;
        margin-right: var(--spacing-xs);
    }
}

/* User Menu */
.user-menu {
    position: relative;
    padding: var(--spacing-xs) var(--spacing-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-menu .user-selector {
    display: contents;
}

.user-menu .user-icon {
    width: var(--size-xl);
    height: var(--size-xl);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-full);
    opacity: 0.8;
    display: inline-block;
    padding: 0;
    object-fit: contain;
    box-sizing: border-box;
}

.user-menu .user-selector:hover {
    background-color: var(--color-bg-dark);
    border-radius: var(--radius-sm);
}

/* User menu mobile mode - hide dropdown, show direct links */
.user-menu-direct-links {
    display: none;
}

.main-nav.nav--visible .user-menu .user-dropdown {
    display: none !important;
}

.main-nav.nav--visible .user-menu .user-selector {
    display: none;
}

.main-nav.nav--visible .user-menu-direct-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.user-menu-direct-links a {
    display: block;
    color: var(--color-bg-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    text-decoration: none;
}

.user-menu-direct-links a:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-light);
}

/* Fallback chain styling */
.fallback-label {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.fallback-separator {
    color: var(--color-text-muted);
    margin: 0 var(--spacing-xs);
}

/* Buttons */
.btn,
.copy-btn {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-bg-light);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn {
    padding: var(--spacing-xs) var(--spacing-lg);
    font-size: var(--font-size-base);
}

.btn:hover,
.copy-btn:hover {
    background-color: var(--color-primary-dark);
}

/* Unfollow button variant */
.btn--unfollow {
    background-color: var(--color-danger);
}

.btn--unfollow:hover {
    background-color: var(--color-danger-dark);
}

/* Button variants */
.btn--small,
.copy-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
}


/* Button modifiers */

/* Forms */
form {
    max-width: 500px;
    margin: 0 auto;
    background: var(--color-bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-xs);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-primary);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* Flash messages */
#flash-messages {
    position: fixed;
    top: var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
}

.flash-message {
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--radius-sm);
    background: var(--color-bg-light);
    box-shadow: var(--shadow-xl);
}

.flash-message.flash-success {
    border-left: 4px solid var(--color-success);
}

.flash-message.flash-error {
    border-left: 4px solid var(--color-danger);
}

.flash-message.flash-info {
    border-left: 4px solid var(--color-primary);
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    background: var(--color-bg-light);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border-light);
}

.data-table th {
    background-color: var(--color-bg-lighter);
    font-weight: 600;
}

.data-table tr:hover {
    background-color: var(--color-bg);
}

.data-table td:last-child {
    white-space: nowrap;
}

/* Cards - base class for card-like components */
.card {
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

/* Content box - similar to card but with lighter shadow */
.content-box {
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Admin specific */
.admin-nav {
    background: var(--color-bg-dark);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.admin-nav .container {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.admin-nav a {
    color: var(--color-bg-light);
    padding: var(--spacing-sm) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.admin-nav a:hover {
    background: var(--color-bg-dark);
}

/* Hide admin-nav on mobile when hamburger menu is used */
@media (max-width: 599px) {
    .admin-nav {
        display: none !important;
    }
}

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-3 { margin-bottom: var(--spacing-lg); }

.error {
    color: var(--color-danger);
}

.success {
    color: var(--color-success);
}

/* Responsive */
@media (max-width: 768px) {
    header .container {
        flex-wrap: nowrap;
    }
    
    .nav {
        gap: var(--spacing-sm);
    }
    
    form {
        padding: var(--spacing-lg);
    }
}

/* Modal styles */
.edit-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-overlay);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: var(--color-bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

/* Footer */
footer {
    background: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.footer-links {
    background: var(--color-bg-light);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    padding: 0;
}

.footer-links .grid {
    margin: 0;
    gap: 0;
}

.footer-links .container {
    position: relative;
}

.footer-links .grid-container {
    padding: 0;
}

.footer-links .grid-row {
    align-items: center;
}

.footer-links .grid__item {
    padding: 0;
}

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

.footer-links p {
    margin: 0;
}

.footer-language-menu {
    display: inline-block;
    padding: 0 var(--spacing-sm);
    vertical-align: middle;
    position: relative;
    margin-left: auto;
    width: fit-content;
    margin-right: 1rem;
}

.footer-language-menu .language-dropdown {
    top: auto;
    bottom: 100%;
    right: 0;
    left: auto;
}

.footer-links .grid .grid__item:nth-child(1) {
    text-align: left;
}

.footer-links .grid .grid__item:nth-child(2) {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-username {
    display: inline-block;
    margin-right: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    text-decoration: none;
}

.footer-username img {
    width: var(--size-md);
    height: var(--size-md);
    vertical-align: text-bottom;
    margin-right: var(--spacing-xs);
    opacity: 0.8;
}

@media (min-width: 600px) {
    .footer-links .grid .grid__item:nth-child(1) {
        grid-column: span 3;
    }
    .footer-links .grid .grid__item:nth-child(2) {
        grid-column: span 3;
    }
}

.footer-links .translation-status-container {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.footer-links .translation-status-icon {
    vertical-align: middle;
}

.site-footer {
    background: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
}

.site-footer .container {
    position: relative;
}


/* Translation */
.translation-status-container {
    position: absolute;
    right: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}

.translation-status-icon {
    width: var(--size-xl);
    height: var(--size-xl);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-full);
    opacity: 0.8;
    /*transition: opacity 0.2s, filter 0.2s;*/
    display: inline-block;
    padding: 0;
    object-fit: contain;
    box-sizing: border-box;
}

.translation-status-icon:hover {
    opacity: 1;
}

.inline-icon {
    width: var(--size-lg);
    height: var(--size-lg);
    vertical-align: middle;
    margin-right: var(--spacing-xs);
    filter: invert(1);
}



.translation-stat-icons {
    margin-left: var(--spacing-sm);
}

.translation-stats-content p {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.translation-stats-panel {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: var(--spacing-sm);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-bg-dark);
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 8px var(--color-shadow-dark);
    min-width: 350px;
    padding: var(--spacing-xs);
    z-index: 101;
    text-align: left;
}

.translation-stats-content {
    color: var(--color-text-inverse);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.translation-stats-content p {
    margin: var(--spacing-xs) 0;
}

.translation-stats-content span {
    font-weight: 600;
    margin-right: var(--spacing-xs);
}

.translation-help-message {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-bg-dark);
    font-style: italic;
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
}

/* Translation stats grid */
.translation-stats-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.translation-stat-row {
    display: grid;
    grid-template-columns: 40px 1fr auto;
    align-items: center;
    gap: var(--spacing-sm);
}

.translation-stat-count {
    text-align: right;
    font-weight: 600;
    min-width: 40px;
}

.translation-stat-label {
    text-align: left;
}

.translation-stat-icons {
    text-align: right;
    display: flex;
    gap: var(--spacing-xs);
}

/* Translation management */
.translation-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
}

.translation-table th,
.translation-table td {
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    text-align: left;
}

.translation-table th {
    background-color: var(--color-bg);
}

.translation-table tr:nth-child(even) {
    background-color: var(--color-bg-lightest-2);
}

.translation-table input[type="text"] {
    width: 100%;
    padding: var(--spacing-xs);
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-sm);
}

.language-selector {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.language-selector a {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-text);
}

.language-selector a.active,
.language-selector a:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-light);
    border-color: var(--color-primary);
}

.filter-controls {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-controls input,
.filter-controls select {
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-sm);
}

.filter-controls .btn {
    /* Custom padding for filter buttons */
    padding: var(--spacing-sm) var(--spacing-md);
}

.status-badge {
    display: inline-block;
    padding: 0.1rem 0.3rem;
    border-radius: var(--radius-xs);
    font-size: var(--font-size-xs);
}

.status-missing {
    background-color: var(--color-status-missing-bg);
    color: var(--color-status-missing-text);
}

.status-present {
    background-color: var(--color-status-present-bg);
    color: var(--color-status-present-text);
}

.pagination {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-md);
}

.pagination a,
.pagination span {
    padding: var(--spacing-sm);
    text-decoration: none;
}

.pagination a {
    border: 1px solid var(--color-border-medium);
    border-radius: var(--radius-sm);
}

.pagination .active {
    background-color: var(--color-primary);
    color: var(--color-bg-light);
}

/* Translation icon styles */
.inline-icon-white {
    width: var(--size-sm);
    height: var(--size-sm);
    filter: invert(1);
    opacity: 0.8;
    vertical-align: middle;
    margin-left: var(--spacing-xs);
}

/* Preview components - bordered with smaller radius */
.preview-container {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-md);
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.preview-label {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.markdown-preview {
    min-height: 100px;
}



/* Token management styles */
.token-used {
    color: var(--color-text-muted);
    text-decoration: line-through;
}

.token-expired {
    color: var(--color-danger);
}

#tokenUrl {
    word-break: break-all;
    font-size: var(--font-size-sm);
    background: var(--color-bg);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-sm);
    color: var(--color-bg-light);
}

/* Create article specific styles */
.markdown-textarea {
    min-height: 200px;
    font-family: monospace;
}

/* Hidden utility class for JavaScript toggling */
.hidden-js {
    display: none;
}

/* Centered container with max-width 500px */
.max-width-500-centered {
    max-width: 500px;
    margin: 0 auto;
}

/* Footer link styling */
footer a {
    color: var(--color-bg-light);
}

footer a:hover {
    text-decoration: underline;
}


/* ========================================================================
   MOBILE-FIRST LAYOUT SYSTEM
   ======================================================================== */

/* Base typography - mobile-first */
body {
    font-family: var(--font-sans), sans-serif;
}

h1, h2, h3, h4, h5, h6,
.font-serif {
    font-family: var(--font-serif), serif;
}

.font-sans {
    font-family: var(--font-sans), sans-serif;
}

/* Responsive font sizes */
@media (max-width: 599px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
    h4 { font-size: 1rem; }
    .lead {
        font-size: 1.125rem;
        line-height: 1.5;
        font-weight: 400;
    }
}

@media (min-width: 600px) and (max-width: 991px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.125rem; }
    .lead {
        font-size: 1.25rem;
        line-height: 1.5;
        font-weight: 400;
    }
}

@media (min-width: 992px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1rem; }
    .lead {
        font-size: 1.25rem;
        line-height: 1.6;
        font-weight: 400;
    }
}

/* ========================================================================
   SIMPLE RESPONSIVE GRID SYSTEM
   ======================================================================== */

.grid {
    display: grid;
    gap: var(--spacing-md);
    margin: 0.5rem 0;
    grid-template-columns: repeat(3, 1fr);
}

.grid__item {
    grid-column: span 3;
}

/* Desktop/Tablet: 6-column grid */
@media (min-width: 600px) {
    .grid {
        grid-template-columns: repeat(6, 1fr);
    }
    .grid__item--span-6 { grid-column: span 6; }
    .grid__item--span-5 { grid-column: span 5; }
    .grid__item--span-4 { grid-column: span 4; }
    .grid__item--span-3 { grid-column: span 3; }
    .grid__item--span-2 { grid-column: span 2; }
    .grid__item--span-1 { grid-column: span 1; }
}

/* Mobile Overrides */
@media (max-width: 599px) {
    .grid__item--mobile-span-1 { grid-column: span 1; }
    .grid__item--mobile-span-2 { grid-column: span 2; }
    .grid__item--mobile-span-3 { grid-column: span 3; }
}

/* Article grid section */
.article-grid {
    width: 100%;
    margin-bottom: var(--spacing-xl);
}

.grid-title {
    font-family: var(--font-serif), serif;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    text-align: left;
}

.article-title {
    font-family: var(--font-serif), serif;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.article-excerpt {
    color: var(--color-text-secondary);
    line-height: var(--line-height);
    margin-bottom: var(--spacing-md);
}

.article-link {
    display: inline-block;
    color: var(--color-link);
    font-weight: 600;
}

.article-link:hover {
    text-decoration: underline;
    color: var(--color-primary);
}

/* ========================================================================
   MOBILE MENU
   ======================================================================== */

.site-header {
    background-color: var(--color-bg-dark);
    color: var(--color-bg-light);
    padding: var(--spacing-sm) 0;
    height: var(--header-height-mobile);
    box-sizing: border-box;
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    flex-wrap: nowrap;
}

/* Logo styles */
.site-header .logo a {
    color: var(--color-bg-light);
    font-family: var(--font-serif), serif;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
}

/* Hamburger menu - visible on mobile only */
.hamburger-menu {
    display: block;
    width: 30px;
    height: 21px;
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-icon {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
}

.hamburger-icon::before,
.hamburger-icon::after {
    display: block;
    height: 3px;
    width: 100%;
    background: var(--color-bg-light);
    position: absolute;
    left: 0;
    transition: all 0.25s ease;
    content: '';
}

.hamburger-icon::before {
    top: 0;
}

.hamburger-icon::after {
    bottom: 0;
}

.hamburger-line {
    display: block;
    height: 3px;
    width: 100%;
    background: var(--color-bg-light);
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.25s ease;
}

/* Hamburger active state (X shape) */
.hamburger-menu.hamburger--active .hamburger-icon::before {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-menu.hamburger--active .hamburger-icon::after {
    transform: rotate(-45deg) translate(6px, -6px);
}

.hamburger-menu.hamburger--active .hamburger-line {
    opacity: 0;
}

/* Main navigation */
.main-nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    width: 100%;
    background-color: var(--color-bg-dark);
    padding: 0 var(--spacing-md);
    z-index: 1000;
    display: none;
    box-shadow: var(--shadow-md);
}

.main-nav.nav--visible {
    display: block;
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin-bottom: var(--spacing-xs);
}

.nav-item a {
    display: block;
    color: var(--color-bg-light);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-size: 1.125rem;
}

.nav-item a:hover {
    background-color: var(--color-primary);
    color: var(--color-bg-light);
}

/* Tablet and desktop: show hamburger as hidden, show nav inline */
@media (min-width: 600px) {
    .hamburger-menu {
        display: none;
    }
    
    .main-nav {
        position: static;
        display: block !important;
        width: auto;
        background: transparent;
        padding: 0;
        box-shadow: none;
        z-index: auto;
    }
    
    .header-container {
        display: flex;
        align-items: center;
    }
    
    .nav-list {
        display: flex;
        gap: var(--spacing-md);
        margin-left: var(--spacing-lg);
    }
    
    .nav-item {
        margin-bottom: 0;
    }
    
    .nav-item a {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-base);
    }
}

/* Adjust main content for mobile header */
.main-content {
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-xl);
}

@media (min-width: 600px) {
    .main-content {
        padding-top: var(--spacing-md);
    }
}

/* ========================================================================
   PROFILE PAGE STYLES
   ======================================================================== */

/* Profile modal content - consistent width on all screens */
.profile-modal-content {
    max-width: 400px;
    width: 90%;
}

/* Form actions - better spacing for buttons */
.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-md);
}

/* Profile page on mobile - better button sizes */
@media (max-width: 599px) {
    #changePasswordForm .btn,
    #languageForm .btn {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-lg);
        flex: 1;
    }
    
    #changePasswordForm .form-actions,
    #languageForm .form-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    #changePasswordForm .btn:first-child,
    #languageForm .btn:first-child {
        margin-right: 0;
    }
    
    .profile-modal-content {
        width: 95%;
    }
    
    /* Profile card on mobile */
    #profileCard {
        padding: var(--spacing-md);
    }
    
    #profileCard .card-header {
        padding-bottom: var(--spacing-sm);
    }
    
    /* Form inputs on mobile */
    #changePasswordForm .form-group input,
    #languageForm .form-group select {
        padding: var(--spacing-sm);
    }
}

/* Profile page on tablet and desktop */
@media (min-width: 600px) {
    #changePasswordForm .btn,
    #languageForm .btn {
        min-height: 36px;
    }
}

/* Profile page main content styling */
#profileCard {
    margin-bottom: var(--spacing-lg);
}

#profileCard .card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
}

#profileCard .card-title {
    margin: 0;
}

#profileData {
    padding: var(--spacing-md) 0;
}

/* Grid demonstration */
.grid-demo-item {
    border: 2px dashed var(--color-primary);
    border-radius: var(--radius-sm);
}

/* ========================================================================
   FEDERATED PROFILE PAGE STYLES
   ======================================================================== */

/* Profile card for federated profile page */
.profile-card {
    padding: 0;
    overflow: hidden;
}

/* Profile banner */
.profile-banner-container {
    position: relative;
    height: 150px;
    overflow: hidden;
}

.profile-banner {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Profile header with avatar */
.profile-header {
    display: flex;
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    background: var(--color-bg-light);
    position: relative;
    margin-top: -50px;
    z-index: 1;
}

.profile-avatar-container {
    flex-shrink: 0;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 4px solid var(--color-bg-light);
    box-shadow: var(--shadow-md);
    display: block;
}

.profile-info {
    flex: 1;
    min-width: 0;
}

.profile-display-name {
    margin: 0;
    font-size: 1.5rem;
}

.profile-username {
    margin-top: var(--spacing-xs);
    color: var(--color-text-secondary);
}

.profile-username .username {
    font-weight: 600;
}

.profile-username .domain {
    color: var(--color-text-muted);
}

.profile-bio {
    margin-top: var(--spacing-sm);
    line-height: var(--line-height);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.profile-uri {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.profile-uri a {
    color: var(--color-text-secondary);
    word-break: break-all;
}

/* Profile stats */
.profile-stats {
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-lighter);
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-count {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Profile posts */
.profile-posts {
    padding: var(--spacing-lg);
}

.post {
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--spacing-md) 0;
}

.post:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.post-type {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

.post-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.post-content {
    line-height: var(--line-height);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.no-posts {
    color: var(--color-text-muted);
    text-align: center;
    padding: var(--spacing-lg) 0;
}

/* Card footer for follow button */
.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-lighter);
    border-top: 1px solid var(--color-border-light);
}

/* Post interaction actions */
.post-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border-lighter);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: transparent;
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all 0.2s ease;
    font-size: var(--font-size-sm);
}

.action-btn:hover {
    background: var(--color-bg-lighter);
    color: var(--color-text);
}

.action-btn.active {
    color: var(--color-primary);
}

.action-btn.active:hover {
    background: rgba(0, 120, 255, 0.1);
}

.action-icon {
    width: 18px;
    height: 18px;
    stroke: currentColor;
}

.action-count {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.action-btn.active .action-count {
    color: var(--color-primary);
}

/* Modal styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
}

.modal.show {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    max-width: 500px;
    margin: 10vh auto;
    padding: var(--spacing-lg);
    background: var(--color-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--color-border);
}

.modal-content h3 {
    margin: 0 0 var(--spacing-md);
    color: var(--color-text);
}

.reply-context {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--color-bg-lighter);
    border-radius: var(--border-radius-sm);
}

.reply-to {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

.reply-post-preview {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    white-space: pre-wrap;
    word-wrap: break-word;
    max-height: 100px;
    overflow-y: auto;
}

.modal-content textarea {
    width: 100%;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: var(--font-size-base);
    resize: vertical;
    min-height: 100px;
}

.modal-content textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

.modal-actions .btn {
    padding: var(--spacing-sm) var(--spacing-md);
}

.modal-actions .btn-primary {
    background: var(--color-primary);
    color: white;
}

.modal-actions .btn-primary:hover {
    background: var(--color-primary-dark);
}

/* btn-primary for other contexts */
.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

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

/* Small button variant */
.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
}

/* ============================================================================
   NOTIFICATIONS PAGE
   ============================================================================ */

.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
}

.unread-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 8px;
    border-radius: 12px;
    background: var(--color-danger);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.unread-badge.hidden-js {
    display: none;
}

.notifications-list {
    margin-bottom: var(--spacing-lg);
}

.notification {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
    transition: background 0.2s ease;
}

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

.notification:hover {
    background: var(--color-bg-lighter);
}

.notification--unread {
    background: rgba(52, 152, 219, 0.05);
}

.notification--unread:hover {
    background: rgba(52, 152, 219, 0.1);
}

.notification--read {
    opacity: 0.85;
}

.notification-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-medium);
    border-radius: 50%;
    color: var(--color-text);
}

.notification--unread .notification-icon {
    background: var(--color-primary);
    color: white;
}

.notification-icon svg {
    width: 20px;
    height: 20px;
}

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.notification-type {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.notification-actor-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.notification-actor {
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--font-size-base);
}

.notification-message {
    color: var(--color-text);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    word-wrap: break-word;
}

.notification-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.notification-mark-read {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all 0.2s ease;
}

.notification-mark-read:hover {
    background: var(--color-bg-lighter);
    color: var(--color-text);
}

.notification-mark-read svg {
    width: 18px;
    height: 18px;
}

.notification-mark-read:active {
    transform: scale(0.95);
}

.notifications-empty {
    text-align: center;
    padding: var(--spacing-xxl);
    color: var(--color-text-muted);
}

.notifications-load-more {
    text-align: center;
    padding: var(--spacing-lg);
}

.no-notifications,
.error-message,
.loading-message {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--color-text-muted);
}

/* Responsive notifications */
@media (max-width: 599px) {
    .notification-icon {
        width: 36px;
        height: 36px;
    }
    
    .notification-icon svg {
        width: 18px;
        height: 18px;
    }
    
    .notification-header {
        flex-wrap: wrap;
    }
    
    .notification-actor {
        font-size: var(--font-size-sm);
    }
    
    .notification-message {
        font-size: var(--font-size-sm);
    }
}

/* Responsive adjustments */
@media (max-width: 599px) {
    .profile-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .profile-avatar {
        width: 80px;
        height: 80px;
        margin-bottom: var(--spacing-sm);
    }
    
    .profile-username {
        font-size: 1.25rem;
    }
    
    .profile-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .stat {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .stat-count {
        font-size: 1.25rem;
    }
}