:root {
    /* Midnight blue base */
    --color-bg: #0d1321;
    --color-surface: #1a2332;
    --color-border: #2a3444;
    --color-text: #e5e9f0;
    --color-text-muted: #8a9bb3;
    /* Primary - teal */
    --color-primary: #5fb3a1;
    --color-primary-hover: #7ec9b9;
    /* Burgundy accent */
    --color-danger: #8b2942;
    --color-danger-hover: #a33654;
    --color-success: #22c55e;
    /* Utilities */
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.4);
    --breakpoint-sm: 480px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
}

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

.nav-brand {
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--color-text);
    text-decoration: none;
}

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

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

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

.nav-links .btn {
    color: var(--color-text);
    margin-left: 0.5rem;
}

.nav-links .btn:hover {
    color: var(--color-text);
}

/* Hamburger menu toggle - hidden by default */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    min-height: 44px;
    min-width: 44px;
}

/* Main content */
main {
    flex: 1;
    padding: 2rem 0;
}

/* Hero */
.hero {
    text-align: center;
    padding: 3rem 0;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.hero p {
    color: var(--color-text-muted);
    font-size: 1.25rem;
}

/* Sections */
.section {
    margin-top: 3rem;
}

.section h2 {
    margin-bottom: 1.5rem;
}

/* App grid */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.app-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s, transform 0.2s;
}

.app-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.app-main {
    padding: 1.5rem;
    text-decoration: none;
    color: var(--color-text);
    flex: 1;
}

.app-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}

.app-card h3 {
    margin-bottom: 0.25rem;
}

.app-card p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.app-source {
    display: block;
    padding: 0.5rem 1.5rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.8rem;
    transition: color 0.2s, background 0.2s;
}

.app-source:hover {
    color: var(--color-primary);
    background: var(--color-bg);
}

/* Blog posts */
.post-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.recent-list {
    list-style: none;
    margin-bottom: 1rem;
}

.recent-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.recent-list li:last-child {
    border-bottom: none;
}

.post-preview {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.post-preview h2,
.post-preview h3 {
    margin-bottom: 0.25rem;
}

.post-preview h2 a,
.post-preview h3 a {
    color: var(--color-text);
    text-decoration: none;
}

.post-preview h2 a:hover,
.post-preview h3 a:hover {
    color: var(--color-primary);
}

.post-preview time {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.post-preview p {
    margin: 0.5rem 0;
}

/* Single post */
.post {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
}

.post-header {
    margin-bottom: 2rem;
}

.post-header h1 {
    margin-bottom: 0.5rem;
}

.post-header time {
    color: var(--color-text-muted);
}

.post-content {
    line-height: 1.8;
}

.post-footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

/* Photo grid */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.photo-item {
    position: relative;
}

.photo-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius);
}

.photo-item figcaption {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

.album-filter {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.album-tag {
    background: var(--color-bg);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

/* Tags */
.tag {
    display: inline-block;
    background: #1a2744;
    color: #7b9bd4;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    text-decoration: none;
    margin-right: 0.25rem;
    margin-bottom: 0.25rem;
}

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

.tag-filter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tag-filter .filter-label {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.photo-tags {
    margin-top: 0.25rem;
}

.post-tags-cell {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

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

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content img {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
}

.lightbox-caption {
    color: white;
    text-align: center;
    padding: 1rem;
    font-size: 1rem;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: white;
    font-size: 3rem;
    cursor: pointer;
    padding: 1rem;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 1;
}

.lightbox-close {
    top: 0;
    right: 0;
    font-size: 2.5rem;
}

.lightbox-prev {
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

@media (max-width: 600px) {
    .lightbox-prev,
    .lightbox-next {
        font-size: 2rem;
        padding: 0.5rem;
    }

    .lightbox-close {
        font-size: 2rem;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.6rem 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 500;
    transition: background 0.2s, border-color 0.2s;
    text-decoration: none;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s;
}

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

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

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

.btn-danger {
    background: var(--color-danger);
    border-color: var(--color-danger);
    color: white;
}

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

.btn-small {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.btn-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* Admin */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.admin-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-decoration: none;
    color: var(--color-text);
    transition: box-shadow 0.2s;
}

.admin-card:hover {
    box-shadow: var(--shadow);
}

.admin-card .count {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* Responsive table wrapper */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.admin-table th,
.admin-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

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

.admin-table .actions {
    display: flex;
    gap: 0.5rem;
}

.badge {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    background: var(--color-bg);
}

.badge-success {
    background: #14532d;
    color: #86efac;
}

/* Forms */
.form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    max-width: 600px;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group input[type="date"],
.form-group input[type="search"],
.form-group input[type="file"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.2s;
}

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

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

.form-group select {
    cursor: pointer;
}

.form-hint {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Emoji Picker */
.emoji-picker {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.75rem;
}

.emoji-selected {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.emoji-selected span {
    font-size: 2rem;
    width: 2.5rem;
    text-align: center;
}

.emoji-selected input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 0.9rem;
}

.emoji-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(2.5rem, 1fr));
    gap: 0.25rem;
    max-height: 200px;
    overflow-y: auto;
}

.emoji-btn {
    background: var(--color-surface);
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 1.5rem;
    padding: 0.25rem;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

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

.upload-form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 150px;
    margin-bottom: 0;
}

.admin-photo-grid .photo-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.5rem;
}

.photo-delete {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
}

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 1rem 0;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Bookmarks */
.bookmark-search {
    margin-bottom: 1.5rem;
}

.bookmark-search input {
    width: 100%;
    max-width: 400px;
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 1rem;
}

.bookmark-nav {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary);
}

.stat-label {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.quick-add,
.add-form,
.filters {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.quick-add h2,
.add-form h2 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.add-form .form-row,
.quick-add .form-row {
    margin-bottom: 1rem;
}

.add-form .form-row:last-child,
.quick-add .form-row:last-child {
    margin-bottom: 0;
}

/* Form card for standalone forms */
.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
    max-width: 600px;
}

.form-card .form-group {
    margin-bottom: 1.5rem;
}

.form-card .form-group:last-of-type {
    margin-bottom: 2rem;
}

.form-card label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-card .form-help {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.form-card .form-actions {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    margin-top: 0.5rem;
}

.form-control {
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 0.95rem;
    flex: 1;
    min-width: 0;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
}

select.form-control {
    cursor: pointer;
}

.site-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 1rem;
    overflow: hidden;
}

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 1rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.site-info h3 {
    margin-bottom: 0.25rem;
}

.site-info h3 a {
    color: var(--color-text);
    text-decoration: none;
}

.site-info h3 a:hover {
    color: var(--color-primary);
}

.site-name {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    display: block;
}

.site-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.site-actions {
    display: flex;
    gap: 0.5rem;
}

.site-pages {
    border-top: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    background: var(--color-bg);
}

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

.page-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.page-item:last-child {
    border-bottom: none;
}

.page-item.empty {
    color: var(--color-text-muted);
    font-style: italic;
}

.page-link {
    color: var(--color-text);
    text-decoration: none;
    flex: 1;
}

.page-link:hover {
    color: var(--color-primary);
}

.page-path {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.page-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.tag.small {
    font-size: 0.65rem;
    padding: 0.1rem 0.4rem;
}

.tag.inherited {
    background: #374151;
    color: #9ca3af;
}

.page-actions {
    display: flex;
    gap: 0.25rem;
}

.tag-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-pill {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.5rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tag-name {
    font-weight: 500;
    cursor: pointer;
}

.tag-name:hover {
    color: var(--color-primary);
}

.tag-count {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.tag-items {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-top: 1rem;
}

.tag-items h3 {
    margin-bottom: 1rem;
}

.tag-items h4 {
    margin: 1rem 0 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.tag-items ul {
    list-style: disc;
    padding-left: 1.5rem;
}

.tag-items li {
    margin-bottom: 0.25rem;
}

.tag-items a {
    color: var(--color-text);
    text-decoration: none;
}

.tag-items a:hover {
    color: var(--color-primary);
}

.search-dropdown {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

.search-section h4 {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.search-item {
    display: block;
    padding: 0.25rem 0;
    color: var(--color-text);
    text-decoration: none;
}

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

.recent-pages {
    margin-top: 2rem;
}

.recent-pages h2 {
    margin-bottom: 1rem;
}

/* Vocabulary Styles */
.vocab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.vocab-search {
    flex: 1;
    min-width: 200px;
}

.vocab-search input {
    width: 100%;
}

.vocab-actions {
    display: flex;
    gap: 0.5rem;
}

.vocab-detail {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 2rem;
}

.vocab-detail-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
}

.vocab-detail-header h1 {
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.part-of-speech {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.vocab-info {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.5rem 1rem;
    margin-bottom: 1.5rem;
}

.vocab-info dt {
    color: var(--color-text-muted);
    font-weight: 500;
}

.vocab-info dd {
    margin: 0;
}

.vocab-nav {
    margin-top: 2rem;
}

/* Flash Card */
.flash-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.flash-card-content {
    padding: 2rem 0;
}

.flash-card-word {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.flash-card-details,
.flash-card-definition {
    text-align: left;
    margin: 1rem 0;
    background: var(--color-bg);
    border-radius: var(--radius);
    padding: 1rem;
}

.flash-card-details summary,
.flash-card-definition summary {
    cursor: pointer;
    font-weight: 500;
    color: var(--color-primary);
}

.flash-card-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Definition Lookup */
.definition-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.definition-section h3 {
    margin-bottom: 1rem;
}

.definition-lookup {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--color-surface);
    border-radius: var(--radius);
}

.definition-lookup h3 {
    margin-bottom: 1rem;
}

.definition-list dt {
    color: var(--color-primary);
    margin-top: 1rem;
}

.definition-list dt:first-child {
    margin-top: 0;
}

.definition-list dd {
    margin: 0.5rem 0 0 0;
}

.definition-list ol {
    margin: 0;
    padding-left: 1.25rem;
}

.definition-list li {
    margin-bottom: 0.5rem;
}

.phonetic {
    margin-top: 1rem;
    color: var(--color-text-muted);
}

.loading {
    color: var(--color-text-muted);
    font-style: italic;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.page-info {
    color: var(--color-text-muted);
}

/* Pebbles Styles */
.pebbles-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.pebbles-filter {
    display: flex;
    gap: 0.5rem;
    flex: 1;
    min-width: 300px;
}

.pebbles-filter input,
.pebbles-filter select {
    flex: 1;
}

.pebbles-actions {
    display: flex;
    gap: 0.5rem;
}

.pebbles-nav {
    margin-top: 2rem;
}

.pebble-detail {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 2rem;
}

.pebble-detail-header {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.pebble-detail-header h1 {
    margin: 0;
}

.pebble-description {
    margin: 1.5rem 0;
    padding: 1rem;
    background: var(--color-bg);
    border-radius: var(--radius);
}

.pebble-info {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.5rem 1rem;
    margin-bottom: 1.5rem;
}

.pebble-info dt {
    color: var(--color-text-muted);
    font-weight: 500;
}

.pebble-info dd {
    margin: 0;
}

.pebble-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.tag-large {
    font-size: 1rem;
    padding: 0.35rem 0.75rem;
}

.categories-list {
    margin-top: 1.5rem;
}

.form-inline {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.form-inline input {
    flex: 1;
    max-width: 300px;
}

/* Responsive - Tablet (768px) */
@media (max-width: 768px) {
    /* Hamburger navigation */
    .nav-toggle {
        display: block;
    }

    .navbar .container {
        flex-wrap: wrap;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links li {
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        padding: 0.75rem 0;
    }

    /* Touch-friendly buttons */
    .btn {
        min-height: 44px;
        padding: 0.75rem 1rem;
    }

    .btn-small {
        min-height: 44px;
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }

    .action-buttons {
        gap: 0.75rem;
    }

    /* Responsive tables */
    .admin-table {
        font-size: 0.85rem;
        min-width: 500px;
    }

    .admin-table th,
    .admin-table td {
        padding: 0.5rem 0.75rem;
    }

    /* Form improvements */
    .form-row {
        flex-direction: column;
    }

    .form-row .form-group {
        min-width: 100%;
        width: 100%;
    }

    .pebbles-filter {
        flex-direction: column;
        min-width: 100%;
    }

    .vocab-search {
        min-width: 100%;
    }

    .pebbles-header,
    .vocab-header {
        flex-direction: column;
        align-items: stretch;
    }

    .vocab-actions,
    .pebbles-actions {
        justify-content: flex-start;
    }

    /* Site cards */
    .site-header {
        flex-direction: column;
    }

    .page-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    /* Admin header */
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

/* Responsive - Small Mobile (480px) */
@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .hero p {
        font-size: 1rem;
    }

    main {
        padding: 1rem 0;
    }

    .section {
        margin-top: 2rem;
    }

    /* Smaller app cards */
    .app-grid {
        grid-template-columns: 1fr;
    }

    /* Post styling */
    .post {
        padding: 1rem;
    }

    .post-header h1 {
        font-size: 1.5rem;
    }

    /* Flash card */
    .flash-card {
        padding: 1rem;
    }

    .flash-card-word {
        font-size: 1.75rem;
    }

    /* Photo grid */
    .photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    /* Stats grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-value {
        font-size: 1.5rem;
    }

    /* Forms */
    .form-card {
        padding: 1rem;
    }

    .quick-add,
    .add-form,
    .filters {
        padding: 1rem;
    }

    /* Pagination */
    .pagination {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}