/* Japanese-English Dictionary - Flat Site Stylesheet */

:root {
    --color-bg: #fafafa;
    --color-surface: #ffffff;
    --color-text: #1a1a1a;
    --color-text-secondary: #666666;
    --color-border: #e0e0e0;
    --color-accent: #2563eb;
    --color-accent-hover: #1d4ed8;
    --color-accent-light: #dbeafe;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-jp: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
    --max-width: 900px;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Navigation Header */
.nav-header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

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

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    transition: all 0.2s;
}

.nav-link:hover {
    color: var(--color-accent);
    background-color: var(--color-accent-light);
}

.nav-home {
    padding-right: 0;
}

/* Toggle Buttons Container */
.toggle-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Toggle Button Base Styles */
.toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.4rem 0.7rem;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    transition: all 0.2s;
    white-space: nowrap;
}

.toggle-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.toggle-btn.active {
    background-color: var(--color-accent-light);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.toggle-icon {
    font-family: var(--font-jp);
    font-size: 1rem;
}

.toggle-label {
    font-size: 0.8rem;
}

/* Header Search Box */
.header-search {
    display: flex;
    align-items: center;
    gap: 0;
}

.header-search-input {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
    font-family: var(--font-jp);
    border: 1px solid var(--color-border);
    border-radius: 4px 0 0 4px;
    width: 140px;
    transition: border-color 0.2s, width 0.2s;
}

.header-search-input:focus {
    outline: none;
    border-color: var(--color-accent);
    width: 180px;
}

.header-search-input::placeholder {
    color: var(--color-text-secondary);
    opacity: 0.7;
}

.header-search-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.6rem;
    background-color: var(--color-accent);
    color: white;
    border: 1px solid var(--color-accent);
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: background-color 0.2s;
}

.header-search-button:hover {
    background-color: var(--color-accent-hover);
}

.header-search-button svg {
    width: 16px;
    height: 16px;
}

/* Furigana Toggle Button (legacy support) */
.furigana-toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.4rem 0.7rem;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    transition: all 0.2s;
    white-space: nowrap;
}

.furigana-toggle-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.furigana-toggle-btn.active {
    background-color: var(--color-accent-light);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.furigana-icon {
    font-family: var(--font-jp);
    font-size: 1rem;
}

.furigana-label {
    font-size: 0.8rem;
}

/* Furigana Hidden State */
.furigana-hidden ruby rt {
    visibility: hidden;
    font-size: 0;
}

.furigana-hidden ruby rp {
    display: none;
}

/* Examples Hidden State */
.examples-hidden .examples,
.examples-hidden .sense-examples {
    display: none;
}

/* Word Links - invisible by default */
.word-link {
    text-decoration: none;
    color: inherit;
    pointer-events: none;
    cursor: text;
}

/* When word links toggle is ON */
body.show-word-links .word-link {
    text-decoration: underline dotted;
    text-decoration-color: rgba(0, 102, 204, 0.4);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    cursor: pointer;
    pointer-events: auto;
}

body.show-word-links .word-link:hover {
    text-decoration-color: rgba(0, 102, 204, 0.8);
}

/* Tooltip showing baseform on hover */
body.show-word-links .word-link {
    position: relative;
}

body.show-word-links .word-link:hover::after {
    content: attr(data-baseform);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 0.5rem;
    background: #333;
    color: #fff;
    font-size: 0.75rem;
    border-radius: 4px;
    white-space: nowrap;
    z-index: 100;
    pointer-events: none;
}

/* Main Content */
main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Home Page */
.hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

.hero h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.hero .subtitle {
    color: var(--color-text-secondary);
    font-style: italic;
}

.intro, .stats-section, .navigation-section {
    margin-bottom: var(--spacing-xl);
}

.intro h2, .stats-section h2, .navigation-section h2 {
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.intro ul {
    margin-left: var(--spacing-lg);
}

.intro li {
    margin-bottom: var(--spacing-sm);
}

.stats-grid {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-accent);
}

.stat-label {
    color: var(--color-text-secondary);
}

.nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.nav-card {
    display: block;
    padding: var(--spacing-lg);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
}

.nav-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav-card h3 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

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

/* Entry Page */
.entry-page {
    padding: var(--spacing-lg);
}

.entry-display {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

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

.entry-headword {
    font-family: var(--font-jp);
    font-size: 2.5rem;
    font-weight: 500;
    line-height: 1.4;
}

.entry-reading {
    font-family: var(--font-jp);
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

.entry-pos {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    font-style: italic;
    margin-top: var(--spacing-sm);
}

.entry-gloss {
    font-size: 1.1rem;
    margin-top: var(--spacing-sm);
}

/* Definitions */
.definitions {
    margin-top: var(--spacing-lg);
}

.definitions h2 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.definition-item {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
}

.definition-number {
    font-weight: 600;
    color: var(--color-accent);
}

.definition-gloss {
    font-weight: 500;
}

.definition-explanation {
    color: var(--color-text-secondary);
    margin-top: 0.25rem;
}

/* Examples */
.examples {
    margin-top: var(--spacing-lg);
}

.examples h2 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.example-item {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-bg);
    border-radius: 6px;
}

.example-japanese {
    font-family: var(--font-jp);
    font-size: 1.1rem;
    line-height: 2;
    margin-bottom: 0.25rem;
}

.example-english {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.example-notes {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    font-style: italic;
    margin-top: 0.25rem;
}

/* Definitions with Examples (multi-sense layout) */
.definitions-with-examples {
    margin-top: var(--spacing-lg);
}

.sense-block {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.sense-block:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.sense-examples {
    margin-top: var(--spacing-md);
    margin-left: var(--spacing-md);
}

.general-examples {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

/* Notes */
.entry-notes {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: #f0f7ff;
    border-radius: 6px;
    border-left: 3px solid var(--color-accent);
}

.entry-notes h2 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.notes-content p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.notes-content p:last-child {
    margin-bottom: 0;
}

.notes-content ul {
    margin: var(--spacing-sm) 0;
    padding-left: 1.5rem;
}

.notes-content li {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0.25rem;
}

/* Cross-References */
.cross-references {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: #f8f9fa;
    border-radius: 6px;
    border-left: 3px solid #6c757d;
}

.cross-references h2 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: #495057;
}

.cross-ref {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.cross-ref:last-child {
    margin-bottom: 0;
}

.cross-ref-type {
    color: #6c757d;
    min-width: 80px;
    flex-shrink: 0;
}

.cross-ref-link {
    color: var(--color-accent);
    text-decoration: none;
}

.cross-ref-link:hover {
    text-decoration: underline;
}

.cross-ref.pending .cross-ref-pending {
    color: #999;
    font-style: italic;
}

.cross-ref.pending .cross-ref-pending::after {
    content: " (not yet in dictionary)";
    font-size: 0.85em;
    color: #aaa;
}

/* Metadata */
.entry-metadata {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.metadata-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.metadata-badges {
    display: flex;
    gap: var(--spacing-sm);
}

.badge {
    padding: 0.2rem 0.5rem;
    background-color: var(--color-bg);
    border-radius: 4px;
    font-size: 0.8rem;
}

.badge.tier-basic {
    background-color: #dcfce7;
    color: #166534;
}

.badge.tier-core {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge.tier-general {
    background-color: #fef9c3;
    color: #854d0e;
}

.metadata-dates {
    text-align: center;
    flex: 1;
}

.metadata-file {
    font-family: monospace;
    font-size: 0.8rem;
}

/* Search Page */
.search-page h1 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.search-form {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.search-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 1.1rem;
    font-family: var(--font-jp);
    border: 2px solid var(--color-border);
    border-radius: 6px;
    outline: none;
}

.search-form input:focus {
    border-color: var(--color-accent);
}

.search-form button {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: white;
    background-color: var(--color-accent);
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.search-form button:hover {
    background-color: var(--color-accent-hover);
}

.search-options {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.search-options label {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    cursor: pointer;
}

.results-section {
    margin-top: var(--spacing-lg);
}

.results-section h2 {
    margin-bottom: var(--spacing-md);
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.result-item {
    display: block;
    padding: var(--spacing-md);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
}

.result-item:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.result-headword {
    font-family: var(--font-jp);
    font-size: 1.3rem;
    font-weight: 500;
    line-height: 2;
}

.result-reading {
    font-family: var(--font-jp);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.result-gloss {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

.noscript-notice {
    padding: var(--spacing-lg);
    background-color: #fef9c3;
    border: 1px solid #fbbf24;
    border-radius: 6px;
    margin-top: var(--spacing-lg);
}

/* Browse Page */
.browse-page h1 {
    margin-bottom: var(--spacing-sm);
}

.browse-intro {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.kana-section {
    margin-bottom: var(--spacing-md);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.kana-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    cursor: pointer;
    background-color: var(--color-bg);
    font-weight: 500;
}

.kana-header:hover {
    background-color: var(--color-accent-light);
}

.kana-name {
    font-family: var(--font-jp);
    font-size: 1.1rem;
}

.kana-count {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.kana-entries {
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
}

.browse-entry {
    display: flex;
    gap: var(--spacing-md);
    align-items: baseline;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    text-decoration: none;
    color: inherit;
}

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

.browse-headword {
    font-family: var(--font-jp);
    font-size: 1rem;
    min-width: 120px;
    line-height: 2;
}

.browse-reading {
    font-family: var(--font-jp);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    min-width: 80px;
}

.browse-gloss {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    flex: 1;
}

/* Recent Page */
.recent-page h1 {
    margin-bottom: var(--spacing-sm);
}

.recent-intro {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.recent-list {
    display: flex;
    flex-direction: column;
}

.recent-item {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem 1rem;
    padding: 0.6rem var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    text-decoration: none;
    color: inherit;
    transition: background-color 0.15s;
}

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

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

.recent-headword {
    font-family: var(--font-jp);
    font-size: 1.1rem;
    font-weight: 500;
    line-height: 2;
}

.recent-gloss {
    font-size: 1rem;
    color: var(--color-text);
    flex: 1;
    min-width: 200px;
}

.recent-status {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.recent-status.new {
    color: var(--color-accent);
}

.recent-status.revised {
    color: #8b5cf6;
}

.recent-date {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* Random Page */
.random-page h1 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.random-intro {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.random-words {
    font-family: var(--font-jp);
    font-size: 1.2rem;
    line-height: 2.8;
    padding: var(--spacing-lg);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.random-word {
    display: inline-block;
    text-decoration: none;
    color: inherit;
    padding: 0.1rem 0.3rem;
    margin-right: 0.5em;
    margin-bottom: 0.2em;
    border-radius: 4px;
    white-space: nowrap;
    transition: background-color 0.15s;
}

.random-word:hover {
    background-color: var(--color-accent-light);
}

/* Pending Page */
.pending-page h1 {
    margin-bottom: var(--spacing-sm);
}

.pending-intro {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.pending-list {
    display: flex;
    flex-direction: column;
    font-family: var(--font-jp);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.pending-item {
    display: flex;
    gap: 1.5rem;
    padding: 0.5rem var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    font-size: 1rem;
    line-height: 1.8;
}

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

.pending-item:nth-child(odd) {
    background-color: rgba(0, 0, 0, 0.02);
}

.pending-word {
    font-weight: 500;
    min-width: 100px;
}

.pending-reading {
    color: var(--color-text-secondary);
    min-width: 100px;
}

.pending-notes {
    color: var(--color-text);
    flex: 1;
}

/* Ruby/Furigana Styling */
ruby {
    ruby-align: center;
}

ruby rt {
    font-size: 0.55em;
    font-family: var(--font-jp);
    color: var(--color-accent);
    font-weight: 400;
}

.entry-headword ruby rt {
    font-size: 0.45em;
}

/* Kanji Index Links in Headwords */
.kanji-link {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

.kanji-link:hover {
    /* Subtle indication without changing appearance */
    text-decoration: none;
}

/* Optional: very subtle hover effect */
.entry-headword .kanji-link:hover {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 2px;
}

/* Kanji Index Page Styles */
.kanji-index-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 1rem;
}

.kanji-header {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.kanji-display-box {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 8px;
    flex-shrink: 0;
}

.kanji-large {
    font-size: 72px;
    font-family: "Noto Sans JP", "Hiragino Kaku Gothic Pro", sans-serif;
    line-height: 1;
}

.kanji-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.kanji-readings {
    margin-bottom: 0.5rem;
}

.reading-row {
    margin-bottom: 0.25rem;
}

.reading-label {
    font-weight: bold;
    margin-right: 0.5rem;
}

.kanji-gloss {
    font-size: 1.25rem;
    color: #495057;
}

.kanji-entries-section h2 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

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

.kanji-entry-item {
    border-bottom: 1px solid #dee2e6;
}

.kanji-entry-item a {
    display: flex;
    gap: 1rem;
    padding: 0.75rem 0;
    text-decoration: none;
    color: inherit;
}

.kanji-entry-item a:hover {
    background: #f8f9fa;
}

.kanji-entry-item .entry-headword {
    font-weight: bold;
    min-width: 120px;
}

.kanji-entry-item .entry-reading {
    color: #6c757d;
    min-width: 100px;
}

.kanji-entry-item .entry-gloss {
    color: #495057;
    flex: 1;
}

/* Home Page Navigation Links */
.home-nav-links {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.home-nav-links a {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
}

.home-nav-links a:hover {
    text-decoration: underline;
}

/* Kanji List Page */
.kanji-list-page h1 {
    margin-bottom: var(--spacing-lg);
}

.kanji-stream {
    line-height: 2.4;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.kanji-stream-char {
    font-family: "Noto Sans JP", "Hiragino Kaku Gothic Pro", sans-serif;
    font-size: 40px;
    text-decoration: none;
    color: inherit;
    margin: 0 0.4em;
    vertical-align: baseline;
}

.kanji-stream-char:hover {
    color: var(--color-accent);
}

.kanji-count-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 0.1rem 0.4rem;
    margin: 0 0.2em;
    position: relative;
    top: -0.6em;
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-xl);
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

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

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

/* Responsive */
@media (max-width: 600px) {
    .nav-header {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .nav-links {
        width: 100%;
        justify-content: center;
        order: 2;
    }

    .nav-link {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }

    .toggle-buttons {
        order: 1;
    }

    .toggle-label {
        display: none;
    }

    .header-search-input {
        width: 100px;
    }

    .header-search-input:focus {
        width: 120px;
    }

    .furigana-toggle-btn {
        order: 1;
    }

    .furigana-label {
        display: none;
    }

    .entry-headword {
        font-size: 2rem;
    }

    .search-form {
        flex-direction: column;
    }

    .search-form button {
        width: 100%;
    }

    .browse-entry {
        flex-direction: column;
        gap: 0.25rem;
    }

    .browse-headword,
    .browse-reading {
        min-width: auto;
    }

    .metadata-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .metadata-dates {
        text-align: left;
    }

    .sense-examples {
        margin-left: 0;
    }

    .kanji-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .kanji-entry-item a {
        flex-wrap: wrap;
    }

    .kanji-entry-item .entry-gloss {
        width: 100%;
        margin-top: 0.25rem;
    }

    .kanji-stream-char {
        font-size: 32px;
        margin: 0 0.3em;
    }
}