:root {
    --bg: oklch(98% 0.006 150);
    --surface: oklch(100% 0 0);
    --ink: oklch(16% 0 0);
    --muted: oklch(42% 0 0);
    --accent: oklch(48% 0.13 150);
    --accent-hover: oklch(40% 0.14 150);
    --accent-light: oklch(94% 0.03 150);
    --border: oklch(85% 0.01 150);
    --shadow: 0 4px 12px -2px oklch(0% 0 0 / 0.08);
    --error: oklch(55% 0.18 25);
    --error-bg: oklch(95% 0.03 25);
    --error-border: oklch(75% 0.12 25);
    --success-bg: oklch(92% 0.04 150);
    --success-border: oklch(80% 0.08 150);
    --success-text: oklch(35% 0.12 150);
    --warning-bg: oklch(94% 0.04 85);
    --warning-border: oklch(82% 0.08 85);
    --warning-text: oklch(45% 0.11 85);
    --rounded-sm: 0.25rem;
    --rounded-md: 0.375rem;
    --rounded-lg: 0.5rem;
    --rounded-full: 9999px;
}

[data-theme="dark"] {
    --bg: oklch(18% 0.02 70);
    --surface: oklch(24% 0.02 70);
    --ink: oklch(96% 0.01 70);
    --muted: oklch(72% 0.02 70);
    --accent: oklch(72% 0.14 75);
    --accent-hover: oklch(78% 0.14 75);
    --accent-light: oklch(30% 0.04 75);
    --border: oklch(32% 0.02 70);
    --shadow: 0 4px 12px -2px oklch(0% 0 0 / 0.25);
    --error: oklch(70% 0.16 25);
    --error-bg: oklch(30% 0.04 25);
    --error-border: oklch(55% 0.14 25);
    --success-bg: oklch(30% 0.08 150);
    --success-border: oklch(45% 0.12 150);
    --success-text: oklch(85% 0.08 150);
    --warning-bg: oklch(35% 0.06 85);
    --warning-border: oklch(55% 0.10 85);
    --warning-text: oklch(90% 0.08 85);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Noto Sans Arabic", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: min(100% - 2rem, 1080px);
    margin-inline: auto;
}

@media (min-width: 640px) {
    .container {
        width: min(100% - 5rem, 1080px);
    }
}

.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: relative;
    z-index: 100;
}

.site-header .container {
    padding: 1rem 0;
}

.header-main {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 1rem;
}

.brand {
    font-family: "Amiri", serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    flex-shrink: 0;
}

.nav-menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    width: 2.25rem;
    height: 2.25rem;
    color: var(--ink);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.nav-menu-toggle svg {
    width: 1.25rem;
    height: 1.25rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-links a,
.nav-links .link-button {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    white-space: nowrap;
}

.nav-links a:hover,
.nav-links .link-button:hover {
    color: var(--ink);
}

.nav-links__browse {
    display: none;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-inline-start: auto;
}

.header-actions > a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.header-actions > a:hover {
    color: var(--ink);
}

.user-menu {
    position: relative;
}

.user-menu__toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    list-style: none;
    padding: 0.375rem 0.625rem;
    border-radius: 0.375rem;
    transition: color 150ms ease, background 150ms ease;
}

.user-menu__toggle::-webkit-details-marker {
    display: none;
}

.user-menu__toggle:hover,
.user-menu[open] > .user-menu__toggle {
    color: var(--ink);
    background: var(--bg);
}

.user-menu__toggle svg {
    width: 1rem;
    height: 1rem;
}

.user-menu__badge {
    flex-shrink: 0;
}

.user-menu__panel {
    position: absolute;
    top: calc(100% + 0.5rem);
    inset-inline-end: 0;
    min-width: 12rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.user-menu__panel a,
.user-menu__panel .link-button {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    text-align: start;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 150ms ease, background 150ms ease;
}

.user-menu__panel a:hover,
.user-menu__panel .link-button:hover {
    color: var(--ink);
    background: var(--bg);
}

#theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 2rem;
    height: 2rem;
    cursor: pointer;
    color: var(--ink);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

#theme-toggle svg {
    width: 1.125rem;
    height: 1.125rem;
}

[data-theme="light"] .icon-sun,
[data-theme="dark"] .icon-moon {
    display: none;
}

main {
    flex: 1;
}

.messages {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
}

form p {
    margin: 0 0 1rem;
}

form label {
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 500;
}

form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="number"],
form input[type="search"],
form select,
form textarea {
    width: 100%;
    padding: 0.625rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background: var(--surface);
    color: var(--ink);
    font: inherit;
}

form textarea {
    resize: vertical;
    min-height: 6rem;
}

form .helptext,
form .errorlist,
.form-errors {
    font-size: 0.875rem;
    color: var(--muted);
}

form .errorlist,
.form-errors {
    color: var(--error);
}

button[type="submit"],
.button {
    display: inline-block;
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.625rem 1.25rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    transition: background 150ms ease;
}

button[type="submit"]:hover,
.button:hover {
    background: var(--accent-hover);
}

.button.secondary {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--border);
}

.inline-form {
    display: inline;
}

.auth-links {
    margin-top: 1rem;
    font-size: 0.875rem;
}

.auth-links a {
    color: var(--accent);
    text-decoration: none;
}

.form-section {
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.form-section legend {
    padding: 0 0.5rem;
    font-weight: 600;
}

.book-action-toggle {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.book-action-toggle label {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-weight: normal;
    cursor: pointer;
}

.field {
    margin-bottom: 1rem;
}

.field-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.duplicate-list {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
}

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

.hero {
    position: relative;
    padding: 4rem 0 3rem;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, var(--ink) 1px, transparent 0);
    background-size: 28px 28px;
    opacity: 0.035;
    pointer-events: none;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: start;
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-family: "Amiri", serif;
    font-size: 1rem;
    color: var(--accent);
    margin: 0 0 0.75rem;
}

.kicker svg {
    width: 1rem;
    height: 1rem;
}

.hero h1 {
    font-family: "Amiri", serif;
    font-size: clamp(2.25rem, 6vw, 4rem);
    line-height: 1.15;
    margin: 0 0 1.25rem;
    text-wrap: balance;
    letter-spacing: -0.02em;
}

.hero-lead {
    color: var(--muted);
    font-size: 1.125rem;
    max-width: 52ch;
    margin: 0 0 2rem;
    text-wrap: pretty;
}

.search-form {
    display: flex;
    gap: 0;
    max-width: 52ch;
    border-bottom: 2px solid var(--ink);
}

.search-form input[type="search"] {
    flex: 1;
    padding: 1rem 0;
    border: none;
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: 1.0625rem;
}

.search-form input[type="search"]::placeholder {
    color: var(--muted);
}

.search-form button {
    padding: 0 1.5rem;
    background: var(--accent);
    color: white;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: background 150ms ease;
}

.search-form input[type="search"]:focus-visible {
    outline: none;
    box-shadow: 0 2px 0 0 var(--accent);
}

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

.search-loading {
    display: none;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--muted);
}

.search-loading.htmx-request {
    display: inline-flex;
}

.hero-stats {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    min-width: 140px;
    padding-top: 0.5rem;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.stat-number {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--muted);
}

.categories {
    padding: 1.5rem 0;
}

.categories h2,
.featured h2 {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 1.25rem;
}

.category-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.category-link {
    color: var(--muted);
    text-decoration: underline;
    text-underline-offset: 0.15em;
    font-weight: 500;
    font-size: 1.0625rem;
    transition: color 150ms ease;
}

.category-link:hover {
    color: var(--accent);
}

.home-categories {
    display: none;
}

.category-tree {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.site-sidebar .category-tree {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.category-tree__title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--muted);
    margin: 0 0 0.75rem;
}

.category-tree__list,
.category-tree__children {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.category-tree__children {
    padding-inline-start: 0.875rem;
    margin-top: 0.25rem;
}

.category-tree__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.5rem 0.625rem;
    border-radius: 0.375rem;
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 150ms ease, background 150ms ease;
}

.category-tree__link:hover {
    color: var(--ink);
    background: var(--bg);
}

.category-tree__count {
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--muted);
    background: var(--bg);
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.category-tree__all {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    margin-top: 0.75rem;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
}

.category-tree__all:hover {
    text-decoration: underline;
}

.featured {
    padding: 2rem 0 5rem;
}

.edition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.edition-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    position: relative;
}

.edition-card__cover {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 2 / 3;
    min-height: 220px;
    max-height: 420px;
    margin-bottom: 0.75rem;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg);
}

.edition-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.editions-section .edition-grid .edition-card__cover {
    min-height: 300px;
    max-height: 520px;
}

.edition-card__cover-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 220px;
    color: var(--muted);
    background: var(--bg);
}

.edition-card__cover-fallback svg {
    width: 3rem;
    height: 3rem;
    opacity: 0.5;
}

.edition-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.edition-list-item {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 1rem;
}

.edition-list-item .edition-card__thumb {
    flex: 0 0 auto;
    width: 140px;
    height: 210px;
    aspect-ratio: 2 / 3;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg);
    object-fit: contain;
}

.edition-list-item__body {
    flex: 1;
    min-width: 0;
}

.edition-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.edition-card h3 {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
}

.edition-card h3 a {
    color: var(--ink);
    text-decoration: none;
    transition: color 150ms ease;
    border-radius: var(--rounded-sm);
}

.edition-card h3 a:hover {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

.edition-card h3 a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 0.15em;
    text-decoration: none;
}

.edition-author {
    margin: 0;
    color: var(--muted);
    font-size: 1rem;
}

.edition-publisher {
    margin: 0.25rem 0 0;
    color: var(--muted);
    font-size: 0.875rem;
}

.edition-editor {
    margin: 0.25rem 0 0;
    color: var(--muted);
    font-size: 0.875rem;
}

.edition-author a,
.edition-publisher a,
.book-author a,
.edition-detail__publisher a,
.edition-meta a {
    color: var(--accent);
    text-decoration: none;
}

.edition-author a:hover,
.edition-publisher a:hover,
.book-author a:hover,
.edition-detail__publisher a:hover,
.edition-meta a:hover {
    color: var(--accent-hover);
}

.edition-editor a {
    color: inherit;
    text-decoration: none;
}

.edition-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.vote-score {
    font-size: 0.875rem;
    color: var(--muted);
}

.edition-card__submitter {
    font-size: 0.875rem;
    color: var(--muted);
    margin: 0.75rem 0 0;
}

.edition-card__expert-like {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-inline-start: 0.5rem;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
    color: var(--accent);
    background: var(--accent-light);
    border-radius: 9999px;
    vertical-align: middle;
}

.edition-card__expert-like svg {
    flex-shrink: 0;
    width: 0.875rem;
    height: 0.875rem;
}

.edition-card__top-left {
    position: absolute;
    top: 1rem;
    left: 1rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.375rem;
    max-width: calc(100% - 5rem);
}

.review-bubbles {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.review-bubble {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    padding: 0.625rem 0.75rem;
    background: var(--accent-light);
    border-radius: 0.5rem;
}

.review-bubble__avatar {
    flex-shrink: 0;
    width: 1.75rem;
    height: 1.75rem;
    display: grid;
    place-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
}

.review-bubble__content {
    min-width: 0;
    flex: 1;
}

.review-bubble__text {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.55;
    color: var(--ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.review-bubble__meta {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--muted);
}

.review-bubble__badge {
    display: inline-flex;
    align-items: center;
    padding: 0.05rem 0.35rem;
    font-size: 0.65rem;
    font-weight: 700;
    background: var(--accent);
    color: #fff;
    border-radius: var(--rounded-sm);
    margin-right: 0.25rem;
}

.review-count-link {
    font-size: 0.875rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.review-count-link:hover {
    text-decoration: underline;
}

.review-count-link--muted {
    color: var(--muted);
    font-weight: 400;
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 3rem 0;
    text-align: center;
    color: var(--muted);
    font-size: 0.875rem;
}

@media (max-width: 640px) {
    .hero-layout {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-around;
        gap: 1rem 1.5rem;
        padding-top: 0;
    }

    .search-form {
        flex-direction: column;
        border-bottom: none;
        gap: 0.5rem;
    }

    .search-form input[type="search"] {
        border-bottom: 2px solid var(--ink);
    }

    .search-form button {
        padding: 0.875rem;
    }

    .nav-links {
        gap: 0.75rem;
    }

    .nav-user {
        display: none;
    }
}

.page-header {
    padding: 2rem 0 1rem;
}

.page-header h1 {
    font-family: "Amiri", serif;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin: 0;
}

.page-subtitle {
    color: var(--muted);
    margin: 0.5rem 0 1.5rem;
}

.book-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.75rem;
}

.book-list__item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

.book-list__item > a {
    color: var(--ink);
    text-decoration: none;
    font-weight: 500;
    transition: color 150ms ease;
}

.book-list__item > a:hover {
    color: var(--accent);
}

.book-list--covers .book-list__item {
    justify-content: flex-start;
    align-items: flex-start;
}

.book-list__cover-link {
    flex: 0 0 auto;
    display: block;
    line-height: 0;
}

.book-list__cover {
    width: 120px;
    height: 180px;
    aspect-ratio: 2 / 3;
    object-fit: contain;
    border: 1px solid var(--border);
    background: var(--bg);
}

.book-list__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.book-list__count {
    font-size: 0.875rem;
    color: var(--muted);
    white-space: nowrap;
}

.filter-bar {
    display: flex;
    gap: 0.75rem;
    align-items: stretch;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.filter-bar.search-form {
    border-bottom: none;
    max-width: none;
}

.filter-bar input[type="search"],
.filter-bar select {
    flex: 1 1 200px;
    padding: 0.75rem;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--ink);
    font: inherit;
}

.filter-bar button {
    padding: 0.75rem 1.5rem;
}

.result-count {
    font-size: 0.875rem;
    color: var(--muted);
    margin-bottom: 1rem;
}

.empty-state {
    padding: 2rem;
    text-align: center;
    color: var(--muted);
    border: 1px dashed var(--border);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
}

.pagination a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.pagination .current,
.pagination__current {
    color: var(--muted);
    font-size: 0.875rem;
}

.pagination__disabled {
    color: var(--border);
    font-weight: 600;
}

.search-suggestions {
    list-style: none;
    margin: 0.5rem 0 0;
    padding: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    max-width: 52ch;
}

.search-suggestions li {
    border-bottom: 1px solid var(--border);
}

.search-suggestions li:last-child {
    border-bottom: none;
}

.search-suggestions a {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem;
    color: var(--ink);
    text-decoration: none;
}

.search-suggestions a:hover {
    background: var(--accent-light);
}

.suggestion-title {
    font-weight: 600;
}

.suggestion-author {
    color: var(--muted);
    font-size: 0.875rem;
}

.search-suggestions-empty {
    margin: 0.5rem 0;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    max-width: 52ch;
}

.autocomplete-results .search-suggestions-empty {
    width: 100%;
    max-width: none;
    margin: 0;
}

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

.categories-section {
    margin-bottom: 2rem;
}

.categories-section__title {
    font-family: "Amiri", serif;
    font-size: 1.25rem;
    margin: 0 0 0.75rem;
}

.category-request__login-hint {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--muted);
}

.category-suggestion-form,
.category-request-form {
    margin-top: 0.75rem;
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
}

.category-autocomplete {
    position: relative;
}

.category-autocomplete__input {
    width: 100%;
}

.category-autocomplete__indicator {
    display: none;
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    font-size: 0.75rem;
    color: var(--muted);
}

.category-autocomplete__indicator.htmx-request {
    display: block;
}

.category-autocomplete__results {
    position: absolute;
    z-index: 10;
    inset-inline: 0;
    top: calc(100% + 0.25rem);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    box-shadow: var(--shadow);
}

.category-autocomplete__list {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 240px;
    overflow-y: auto;
}

.category-autocomplete__list li {
    border-bottom: 1px solid var(--border);
}

.category-autocomplete__list li:last-child {
    border-bottom: none;
}

.category-autocomplete__item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.125rem;
    width: 100%;
    padding: 0.625rem 0.75rem;
    text-align: start;
    background: none;
    border: none;
    color: var(--ink);
    font: inherit;
    cursor: pointer;
}

.category-autocomplete__item:hover,
.category-autocomplete__item:focus {
    background: var(--accent-light);
}

.category-autocomplete__path {
    font-size: 0.8125rem;
    color: var(--muted);
    direction: rtl;
}

.category-autocomplete__empty,
.category-suggestion__fallback {
    margin: 0;
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    color: var(--muted);
}

.category-suggestion__fallback {
    padding: 0.5rem 0;
}

.category-suggestion__fallback a {
    color: var(--accent);
    text-decoration: underline;
}

.category-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--accent-light);
    color: var(--ink);
    border: 1px solid var(--border);
    border-radius: 9999px;
    font-size: 0.875rem;
    line-height: 1.25;
    max-width: 100%;
}

.category-chip__label {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.category-chip__remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    padding: 0;
    margin-inline-start: 0.125rem;
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
}

.category-chip__remove:hover,
.category-chip__remove:focus {
    background: var(--error-bg);
    color: var(--error);
}

.book-categories {
    margin-bottom: 0.75rem;
}

.category-chips--book {
    align-items: center;
}

.category-chip--verified {
    text-decoration: none;
}

.category-chip--unverified {
    background: var(--surface);
    border-style: dashed;
    color: var(--muted);
    opacity: 0.85;
}

.category-chip--unverified .category-chip__label {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.category-chip--unverified .vote-group {
    margin-inline-start: 0.25rem;
}

.category-chip--unverified .vote-button {
    padding: 0.125rem;
    background: transparent;
    border: none;
    border-radius: 0.25rem;
    color: var(--muted);
}

.category-chip--unverified .vote-button:hover,
.category-chip--unverified .vote-button.is-active {
    color: var(--accent);
    background: var(--accent-light);
}

.category-chip--unverified .vote-score {
    color: var(--muted);
}

.category-chip--add {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border-style: dashed;
    border-color: var(--border);
    color: var(--muted);
    cursor: pointer;
    min-width: 2.25rem;
    padding-inline: 0.5rem;
}

.category-chip--add:hover,
.category-chip--add:focus {
    border-color: var(--accent);
    color: var(--accent);
}

.category-chip-suggestions {
    list-style: none;
    margin: 0.5rem 0 0;
    padding: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    box-shadow: var(--shadow);
    max-height: 240px;
    overflow-y: auto;
}

.category-chip-suggestions li {
    border-bottom: 1px solid var(--border);
}

.category-chip-suggestions li:last-child {
    border-bottom: none;
}

.category-chip-suggestion {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.125rem;
    width: 100%;
    padding: 0.625rem 0.75rem;
    text-align: start;
    background: none;
    border: none;
    color: var(--ink);
    font: inherit;
    cursor: pointer;
}

.category-chip-suggestion:hover,
.category-chip-suggestion:focus {
    background: var(--accent-light);
}

.category-chip-suggestion__path {
    font-size: 0.8125rem;
    color: var(--muted);
    direction: rtl;
}

.category-chip-suggestions-empty {
    margin: 0.5rem 0 0;
    font-size: 0.875rem;
    color: var(--muted);
}

.name-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.name-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--accent-light);
    color: var(--ink);
    border: 1px solid var(--border);
    border-radius: 9999px;
    font-size: 0.875rem;
    line-height: 1.25;
    max-width: 100%;
}

.name-chip__label {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.name-chip__remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    padding: 0;
    margin-inline-start: 0.125rem;
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
}

.name-chip__remove:hover,
.name-chip__remove:focus {
    background: var(--error-bg);
    color: var(--error);
}

.category-tile {
    display: block;
    padding: 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--ink);
    transition: border-color 150ms ease;
}

.category-tile:hover {
    border-color: var(--accent);
}

.category-tile h2 {
    font-family: "Amiri", serif;
    font-size: 1.25rem;
    margin: 0 0 0.25rem;
}

.category-count {
    font-size: 0.875rem;
    color: var(--muted);
}

.book-header {
    padding: 2rem 0 1.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.book-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1rem 0;
}

.book-actions > div {
    order: 99;
    width: 100%;
}

.book-header h1 {
    font-family: "Amiri", serif;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin: 0 0 0.5rem;
}

.book-author {
    font-size: 1.125rem;
    color: var(--muted);
    margin: 0 0 1rem;
}

.book-aliases,
.book-disambiguation {
    font-size: 0.9375rem;
    color: var(--muted);
    margin: 0.5rem 0 0;
}

.editions-section h2 {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    margin: 0 0 1rem;
}

.edition-list-item h3 {
    margin-top: 0;
    padding-top: 0;
    font-size: 1.25rem;
}

.edition-meta {
    margin: 0.25rem 0 0;
    font-size: 0.875rem;
    color: var(--muted);
}

.edition-submitter {
    margin: 1rem 0 0;
    font-size: 0.875rem;
    color: var(--muted);
}

@media (max-width: 640px) {
    .filter-bar {
        flex-direction: column;
    }

    .filter-bar input[type="search"],
    .filter-bar select,
    .filter-bar button {
        width: 100%;
    }

    .search-suggestions a {
        flex-direction: column;
        gap: 0.25rem;
    }

    .editions-section .edition-grid .edition-card__cover {
        min-height: 240px;
        max-height: 360px;
    }

    .edition-list-item .edition-card__thumb {
        width: 100px;
        height: 150px;
    }

    .book-list__cover {
        width: 90px;
        height: 135px;
    }
}

.edition-detail {
    padding: 2.5rem 0 0;
}

.edition-detail__header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 2.5rem 0;
    margin-bottom: 2rem;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.edition-detail__text {
    order: 2;
}

.edition-detail__cover {
    order: 1;
    margin: 0;
    margin-inline: auto;
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: var(--shadow);
    aspect-ratio: 2 / 3;
    max-width: 380px;
    max-height: 570px;
    overflow: hidden;
}

.edition-detail__cover img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.edition-detail__kicker {
    font-family: "Amiri", serif;
    font-size: 1rem;
    color: var(--accent);
    margin: 0 0 0.75rem;
}

.edition-detail__header h1 {
    font-family: "Amiri", serif;
    font-size: clamp(2.25rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin: 0 0 1rem;
    text-wrap: balance;
    letter-spacing: -0.02em;
}

.edition-detail__author {
    font-size: 1.25rem;
    color: var(--muted);
    margin: 0 0 1.5rem;
}

.edition-detail__author a {
    color: inherit;
    text-decoration: none;
}

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

.edition-detail__editor {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 1.5rem;
    color: var(--ink);
}

.edition-detail__editor a {
    color: inherit;
    text-decoration: none;
}

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

.edition-detail__actions {
    margin: 0;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.edition-detail__edit-link {
    font-size: 0.875rem;
    color: var(--muted);
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

.edition-detail__edit-link:hover {
    color: var(--accent);
}

.edition-detail__categories {
    margin: -1.125rem 0 1.875rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.edition-detail__categories-title {
    font-family: "Amiri", serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
    margin: 0 0 0.75rem;
}

.edition-detail__facts {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.edition-detail__fact {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    min-width: 140px;
    padding: 0.875rem 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
}

.edition-detail__fact-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--muted);
}

.edition-detail__fact-value {
    margin: 0;
    font-size: 1rem;
    color: var(--ink);
    font-weight: 500;
}

.edition-detail__fact-value a {
    color: var(--accent);
    text-decoration: none;
}

.edition-detail__fact-value a:hover {
    color: var(--accent-hover);
}

.edition-detail__provenance {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
    color: var(--muted);
}

.edition-detail__provenance-meta a {
    color: var(--ink);
    text-decoration: none;
    font-weight: 500;
}

.edition-detail__provenance-meta a:hover {
    color: var(--accent);
}

.edition-detail__expert-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--accent);
    color: #fff;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 0;
    margin-inline-start: 0.5rem;
}

.edition-detail + .reviews-list {
    border-top: none;
}

.breadcrumb {
    padding: 2rem 0 0;
    font-size: 0.875rem;
    color: var(--muted);
}

.breadcrumb a {
    color: var(--muted);
    text-decoration: none;
}

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

.breadcrumb span[aria-hidden="true"] {
    margin: 0 0.5rem;
}

.vote-group {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.vote-group--small {
    gap: 0.125rem;
}

.vote-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    color: var(--muted);
    cursor: pointer;
    transition: color 150ms ease, border-color 150ms ease, background 150ms ease;
}

.vote-button:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.vote-button.is-active {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-light);
}

.vote-button.is-active svg {
    fill: currentColor;
}

.vote-button--small {
    padding: 0.25rem;
    font-size: 0.875rem;
}

.vote-score {
    min-width: 1.75rem;
    text-align: center;
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--ink);
}

.vote-score--small {
    min-width: 1.25rem;
    font-size: 0.8125rem;
}

.vote-group-wrapper {
    display: inline-flex;
    align-items: stretch;
    gap: 0.25rem;
}

.vote-viewer {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    color: var(--muted);
    cursor: pointer;
    transition: color 150ms ease, border-color 150ms ease, background 150ms ease;
}

.vote-viewer:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.edition-votes-container {
    margin-top: 0.75rem;
}

.edition-votes {
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

.edition-votes__title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.75rem;
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--ink);
}

.edition-votes__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.edition-votes__list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 0.875rem;
}

.edition-votes__direction {
    color: var(--muted);
    margin-inline-start: auto;
}

.edition-votes__time {
    font-size: 0.75rem;
    color: var(--muted);
    flex-shrink: 0;
}

.edition-votes__empty {
    margin: 0;
    font-size: 0.875rem;
    color: var(--muted);
}

.sign-in-prompt {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.sign-in-prompt:hover {
    text-decoration: underline;
}

.review__login-prompt,
.comment__login-prompt {
    margin-top: 0.75rem;
    font-size: 0.875rem;
}

.editions-section__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.editions-section__header h2 {
    margin: 0;
}

.editions-section__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.reviews-list {
    padding: 1.5rem 0 3rem;
    border-top: 1px solid var(--border);
}

.reviews-list__title {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    margin: 0 0 1rem;
}

.review-form {
    margin-top: 2rem;
}

.review-form-placeholder {
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    margin-top: 2rem;
}

/* Top-level review: a distinct evaluation block */
.review {
    padding: 1.5rem 1.25rem;
    background: var(--surface);
    border-top: 3px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
}

.review--expert {
    border-top-color: var(--accent);
}

.review--hidden {
    background: var(--accent-light);
}

.review__label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    background: var(--accent-light);
    padding: 0.25rem 0.625rem;
    border-radius: 0.375rem;
    margin-bottom: 0.75rem;
}

.review__body {
    font-family: "Amiri", serif;
    font-size: 1.25rem;
    line-height: 1.7;
    margin: 0 0 1rem;
    max-width: 70ch;
}

.review__body--hidden {
    color: var(--muted);
    font-style: italic;
    margin-bottom: 1rem;
}

.review__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.review__author-block {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.review__avatar {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent);
    display: grid;
    place-items: center;
    font-weight: 700;
    flex-shrink: 0;
}

.review__meta {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.review__author {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
}

.review__author .user-name {
    font-weight: 700;
}

.review__badge {
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--accent);
    color: #fff;
    padding: 0.125rem 0.5rem;
    border-radius: 0;
}

.review__date {
    font-size: 0.875rem;
    color: var(--muted);
}

.review__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Collapsible comments section under a review */
.review__comments {
    margin: 0;
    margin-top: 0.75rem;
    background: var(--accent-light);
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
}

.review--hidden .review__comments {
    background: var(--surface);
}

.review__reply-form,
.comment__reply-form,
.review__report-form,
.comment__report-form,
.review__edit-form,
.comment__edit-form {
    margin: 0;
}

.review__comments summary,
.review__reply-form summary,
.comment__reply-form summary,
.review__report-form summary,
.comment__report-form summary,
.review__edit-form summary,
.comment__edit-form summary {
    list-style: none;
    cursor: pointer;
    color: var(--muted);
    font-weight: 600;
}

.review__comments summary,
.comment__replies summary {
    color: var(--accent);
}

.review__comments summary:hover,
.comment__replies summary:hover,
.review__reply-form summary:hover,
.comment__reply-form summary:hover,
.review__report-form summary:hover,
.comment__report-form summary:hover,
.review__edit-form summary:hover,
.comment__edit-form summary:hover {
    color: var(--accent-hover);
}

.review__comments[open] > summary .show-text,
.comment__replies[open] > summary .show-text,
.review__reply-form[open] > summary .show-text,
.comment__reply-form[open] > summary .show-text,
.review__report-form[open] > summary .show-text,
.comment__report-form[open] > summary .show-text,
.review__edit-form[open] > summary .show-text,
.comment__edit-form[open] > summary .show-text {
    display: none;
}

.review__comments:not([open]) > summary .hide-text,
.comment__replies:not([open]) > summary .hide-text,
.review__reply-form:not([open]) > summary .hide-text,
.comment__reply-form:not([open]) > summary .hide-text,
.review__report-form:not([open]) > summary .hide-text,
.comment__report-form:not([open]) > summary .hide-text,
.review__edit-form:not([open]) > summary .hide-text,
.comment__edit-form:not([open]) > summary .hide-text {
    display: none;
}

.review__report-form > summary,
.comment__report-form > summary {
    color: var(--error);
}

.review__report-form > summary:hover,
.comment__report-form > summary:hover {
    color: var(--error);
    filter: brightness(0.85);
}

.review__comments form,
.review__reply-form form,
.comment__reply-form form,
.review__report-form form,
.comment__report-form form,
.review__edit-form form,
.comment__edit-form form {
    margin-top: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.review__comments textarea,
.review__reply-form textarea,
.comment__reply-form textarea,
.review__report-form textarea,
.comment__report-form textarea,
.review__report-form select,
.comment__report-form select,
.review__edit-form textarea,
.comment__edit-form textarea {
    width: 100%;
}

.report-form__fields {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.report-status {
    color: var(--muted);
    font-size: 0.8125rem;
    font-weight: 600;
}

.report-status--existing {
    color: var(--accent);
}

.review__comments-list {
    margin-top: 0.75rem;
    display: flex;
    flex-direction: column;
}

/* Individual comment/reply row */
.comment {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

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

.comment__header {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
    flex-wrap: wrap;
}

.comment__author {
    font-weight: 700;
    font-size: 0.9375rem;
}

.comment__date {
    font-size: 0.8125rem;
    color: var(--muted);
}

.review__edited,
.comment__edited {
    font-size: 0.8125rem;
    color: var(--muted);
    font-style: italic;
}

.comment__body {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0 0 0.5rem;
}

.comment__body--hidden {
    color: var(--muted);
    font-style: italic;
    margin-bottom: 0.5rem;
}

.comment__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.comment__replies {
    margin-top: 0.75rem;
    padding-right: 0.75rem;
    border-right: 2px solid var(--border);
}

.comment__replies-list {
    margin-top: 0.5rem;
}

/* Visual nesting for replies-to-comments. */
.comment--depth-1 {
    margin-right: 0;
}

.comment--depth-2 {
    margin-right: 0.75rem;
}

.comment--depth-3 {
    margin-right: 1.5rem;
}

.comment--depth-4plus {
    margin-right: 2rem;
}

.comment--depth-2,
.comment--depth-3,
.comment--depth-4plus {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.comment--depth-2 .comment__header,
.comment--depth-3 .comment__header,
.comment--depth-4plus .comment__header {
    font-size: 0.8125rem;
}

.comment--depth-2 .comment__body,
.comment--depth-3 .comment__body,
.comment--depth-4plus .comment__body {
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .edition-detail__header {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .edition-detail__text,
    .edition-detail__cover {
        order: unset;
    }

    .edition-detail__cover {
        max-width: 280px;
        max-height: 420px;
        margin-inline: auto;
    }

    .edition-detail__header h1 {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }

    .edition-detail__editor {
        font-size: 1.35rem;
    }

    .edition-detail__facts {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .edition-detail__header h1 {
        font-size: 1.75rem;
    }

    .edition-detail__editor {
        font-size: 1.25rem;
    }

    .editions-section__header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .search-form button,
    .category-link,
    button[type="submit"],
    .button,
    .category-tile,
    .vote-button,
    .profile__tab,
    .social-links a,
    .avatar {
        transition: none;
    }
}

/* Avatar */
.avatar {
    display: inline-grid;
    place-items: center;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: var(--accent-light);
    color: var(--accent);
    font-weight: 700;
    line-height: 1;
    border: 1px solid var(--border);
    transition: border-color 150ms ease;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar__initials {
    font-family: "Amiri", serif;
    user-select: none;
}

.avatar--sm {
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.75rem;
}

.avatar--md {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
}

.avatar--lg {
    width: 5rem;
    height: 5rem;
    font-size: 1.75rem;
}

/* User name link */
.user-name {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--ink);
    text-decoration: none;
    font-weight: 500;
    transition: color 150ms ease;
}

.user-name:hover {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

.user-name__badge {
    flex-shrink: 0;
}

/* Public profile */
.profile {
    padding: 2rem 0 4rem;
}

.profile__header {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

.profile__identity {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.profile__intro {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 0;
}

.profile__name {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: "Amiri", serif;
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
    text-wrap: balance;
}

.profile__bio {
    margin: 0;
    color: var(--muted);
    max-width: 55ch;
    line-height: 1.6;
}

.profile__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 0.875rem;
    color: var(--muted);
}

.profile__meta li {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.profile__meta a {
    color: var(--accent);
    text-decoration: none;
    word-break: break-all;
}

.profile__meta a:hover {
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

.profile__meta svg {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
}

.profile__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 0;
}

.profile__stat {
    display: flex;
    flex-direction: column;
    min-width: 5rem;
    padding: 0.75rem 1rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    text-align: center;
}

.profile__stat dt {
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 0.25rem;
}

.profile__stat dd {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin: 0;
    line-height: 1;
}

/* Tabs */
.profile__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.75rem;
}

.profile__tab {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.875rem;
    color: var(--muted);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 0.375rem;
    transition: background 150ms ease, color 150ms ease;
}

.profile__tab:hover {
    background: var(--accent-light);
    color: var(--ink);
}

.profile__tab--active {
    background: var(--accent);
    color: white;
}

.profile__tab--active:hover {
    background: var(--accent-hover);
    color: white;
}

.profile__tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    padding: 0.125rem 0.375rem;
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--surface);
    color: var(--ink);
    border-radius: 9999px;
}

.profile__tab--active .profile__tab-count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.profile__panel {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 1.5rem;
}

.profile__subheading {
    font-family: "Amiri", serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin: 1.5rem 0 0.75rem;
}

.profile__subheading:first-child {
    margin-top: 0;
}

.profile__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.profile__item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

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

.profile__item-title {
    display: inline-block;
    font-family: "Amiri", serif;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    margin-bottom: 0.25rem;
    transition: color 150ms ease;
}

.profile__item-title:hover {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 0.15em;
}

.profile__item-body {
    margin: 0.25rem 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.profile__item-meta {
    margin: 0.375rem 0 0;
    font-size: 0.875rem;
    color: var(--muted);
}

.profile__empty {
    margin: 0;
    color: var(--muted);
    text-align: center;
    padding: 2rem 0;
}

/* Social links */
.social-links {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    margin: 0.375rem 0 0;
    padding: 0;
    list-style: none;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    transition: color 150ms ease, border-color 150ms ease, background 150ms ease;
}

.social-links a:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-light);
}

.social-links svg {
    width: 1.125rem;
    height: 1.125rem;
    fill: currentColor;
}

/* Profile & settings forms */
.profile-form .form-section,
.settings-form {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-section__title,
.page-title {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 1.25rem;
}

.profile-form__avatar-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.profile-form__avatar-preview {
    margin-bottom: 0.5rem;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.field-row--social {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Category tree */
.category-tree,
.category-tree__level {
    list-style: none;
    margin: 0;
    padding: 0;
}

.category-tree__level {
    padding-inline-start: 1.25rem;
    border-inline-start: 1px solid var(--border);
    margin-inline-start: 0.25rem;
    margin-top: 0.25rem;
}

.category-tree__node {
    margin-bottom: 0.375rem;
}

.category-tree__link {
    display: inline-flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.5rem;
    color: var(--ink);
    text-decoration: none;
    padding: 0.25rem 0;
    transition: color 150ms ease;
}

.category-tree__link:hover,
.category-tree__link:focus {
    color: var(--accent);
}

.category-tree__name {
    font-weight: 500;
}

.category-tree__count {
    font-size: 0.875rem;
    color: var(--muted);
}

/* Category breadcrumb */
.category-breadcrumb {
    font-size: 0.875rem;
    color: var(--muted);
    margin-bottom: 0.75rem;
}

.category-breadcrumb ol {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.category-breadcrumb li:not(:last-child)::after {
    content: ">";
    margin-inline-start: 0.5rem;
    color: var(--border);
}

.category-breadcrumb a {
    color: var(--muted);
    text-decoration: none;
}

.category-breadcrumb a:hover,
.category-breadcrumb a:focus {
    color: var(--accent);
}

/* Category children tiles */
.category-children {
    margin-bottom: 1.5rem;
}

.category-children__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
}

.category-children__tile {
    display: block;
    padding: 1rem 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--ink);
    text-decoration: none;
    transition: border-color 150ms ease, color 150ms ease;
}

.category-children__tile:hover,
.category-children__tile:focus {
    border-color: var(--accent);
    color: var(--accent);
}

.category-children__name {
    font-weight: 500;
}

/* Search category filter indentation */
.category-filter-option {
    padding-inline-start: 0.75rem;
}

.category-filter-option--level-1 {
    padding-inline-start: 1.5rem;
}

.category-filter-option--level-2 {
    padding-inline-start: 2.25rem;
}

.category-filter-option--level-3 {
    padding-inline-start: 3rem;
}

/* Utility */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 640px) {
    .profile__identity {
        align-items: flex-start;
    }

    .profile__name {
        font-size: 1.375rem;
    }

    .profile__stats {
        gap: 0.75rem;
    }

    .profile__stat {
        flex: 1 1 calc(50% - 0.75rem);
        min-width: 0;
    }

    .profile__tabs {
        gap: 0.375rem;
    }

    .profile__tab {
        padding: 0.5rem 0.625rem;
        font-size: 0.875rem;
    }
}

/* Content pages: about, contact */
.content-stack {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.content-card p {
    margin: 0 0 1rem;
    text-wrap: pretty;
}

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

.content-card__title {
    font-family: "Amiri", serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.content-list {
    margin: 0;
    padding-inline-start: 1.25rem;
}

.content-list li {
    margin-bottom: 0.75rem;
    text-wrap: pretty;
}

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

.content-list--two-col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.5rem 1.5rem;
    padding-inline-start: 1.25rem;
}

.content-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.content-card--cta {
    background: var(--accent-light);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 1.5rem;
    align-items: start;
    margin-bottom: 3rem;
}

.contact-info {
    align-self: start;
}

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

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--muted);
    line-height: 1.6;
}

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

.contact-list svg {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    color: var(--accent);
}

.contact-list a {
    color: var(--accent);
    text-decoration: none;
}

.contact-list a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
}

.footer-links a {
    color: var(--muted);
    text-decoration: none;
    transition: color 150ms ease;
}

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

@media (max-width: 640px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .content-list--two-col {
        grid-template-columns: 1fr;
    }

    .nav-menu-toggle {
        display: inline-flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        inset-inline: 0;
        background: var(--surface);
        border-bottom: 1px solid var(--border);
        padding: 1rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
        box-shadow: var(--shadow);
    }

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

    .nav-links a {
        padding: 0.5rem 0.75rem;
        border-radius: 0.375rem;
    }

    .nav-links a:hover {
        background: var(--bg);
    }

    .nav-links__browse {
        display: block;
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        border-top: 1px solid var(--border);
        max-height: 60vh;
        overflow-y: auto;
    }

    .nav-links__browse .category-tree {
        margin-top: 0;
        padding-top: 0;
        border-top: none;
    }

    .nav-links__browse .category-tree__link {
        padding: 0.75rem;
        font-size: 1rem;
    }

    .site-sidebar {
        display: none;
    }

    .header-actions {
        gap: 0.5rem;
    }
}

/* Site layout with sidebar */
.site-layout {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2rem;
    align-items: start;
    padding-top: 2rem;
    padding-bottom: 3rem;
}

.site-main {
    min-width: 0;
}

.site-sidebar {
    position: relative;
    align-self: start;
    width: 240px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1rem;
}

.site-sidebar[data-collapsed="true"] {
    width: 48px;
    padding: 0.5rem;
}

.site-sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.site-sidebar[data-collapsed="true"] .site-sidebar__header {
    justify-content: center;
    margin-bottom: 0;
}

.site-sidebar__title {
    font-family: "Amiri", serif;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--ink);
}

.site-sidebar__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    width: 2.25rem;
    height: 2.25rem;
    color: var(--ink);
    cursor: pointer;
    padding: 0;
    transition: color 150ms ease, background 150ms ease, border-color 150ms ease;
}

.site-sidebar__toggle:hover {
    color: var(--accent);
    background: var(--bg);
    border-color: var(--accent);
}

.site-sidebar__toggle svg {
    width: 1.25rem;
    height: 1.25rem;
    transition: transform .2s ease;
}

.site-sidebar[data-collapsed="true"] .site-sidebar__toggle svg {
    transform: rotate(180deg);
}

.site-sidebar[data-collapsed="true"] .site-sidebar__title,
.site-sidebar[data-collapsed="true"] .site-sidebar__content {
    display: none;
}

.site-sidebar__content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.site-sidebar__section-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0 0 0.75rem;
}

.site-sidebar__section-title a {
    display: inline-block;
    color: var(--muted);
    text-decoration: none;
    padding: 0.375rem 0.625rem;
    border-radius: 0.375rem;
    transition: color 150ms ease, background 150ms ease;
}

.site-sidebar__section-title a:hover {
    color: var(--ink);
    background: var(--bg);
}

.site-sidebar__section--tight + .site-sidebar__section--tight {
    margin-top: -1rem;
}

.site-sidebar__section-title--summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    list-style: none;
    margin-bottom: 0.75rem;
}

.site-sidebar__section-title--summary::-webkit-details-marker {
    display: none;
}

.site-sidebar__section-chevron {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
    transition: transform .2s ease;
}

.site-sidebar__section--collapsible[open] .site-sidebar__section-chevron {
    transform: rotate(180deg);
}

.site-sidebar__links,
.site-sidebar__category-list,
.site-sidebar__subcategory-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.site-sidebar__links a,
.site-sidebar__category-link,
.site-sidebar__subcategory-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.5rem 0.625rem;
    border-radius: 0.375rem;
    color: var(--muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 150ms ease, background 150ms ease;
}

.site-sidebar__links a:hover,
.site-sidebar__category-link:hover,
.site-sidebar__subcategory-list a:hover,
.site-sidebar__category[open] > summary {
    color: var(--ink);
    background: var(--bg);
}

.site-sidebar__count {
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--muted);
    background: var(--bg);
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.site-sidebar__category-row {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.site-sidebar__category-row--section {
    margin-bottom: 0.75rem;
}

.site-sidebar__category-link--has-toggle {
    flex: 1;
    padding-inline-end: 0.25rem;
}

.site-sidebar__category {
    border-radius: 0.375rem;
}

.site-sidebar__category summary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border-radius: 0.375rem;
    color: var(--muted);
    cursor: pointer;
    list-style: none;
    transition: color 150ms ease, background 150ms ease;
}

.site-sidebar__category summary::-webkit-details-marker {
    display: none;
}

.site-sidebar__category summary:hover {
    color: var(--ink);
    background: var(--bg);
}

.site-sidebar__category-chevron {
    width: 1rem;
    height: 1rem;
    transition: transform .2s ease;
}

.site-sidebar__category[open] .site-sidebar__category-chevron {
    transform: rotate(180deg);
}

.site-sidebar__category-name {
    color: var(--ink);
    font-weight: 600;
}

.site-sidebar__subcategory-list {
    padding-inline-start: 0.875rem;
    padding-top: 0.25rem;
}

.site-sidebar__all {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    margin-top: 0.75rem;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
}

.site-sidebar__all:hover {
    text-decoration: underline;
}

@media (max-width: 767px) {
    .site-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .site-sidebar {
        position: static;
        width: 100%;
        max-height: none;
        overflow: visible;
        padding: 0.75rem;
    }

    .site-sidebar[data-collapsed="true"] {
        width: 100%;
        padding: 0.75rem;
    }

    .site-sidebar__header {
        margin-bottom: 0;
    }

    .site-sidebar__toggle svg {
        transform: none;
    }

    .site-sidebar__content {
        display: none;
    }

    .site-sidebar[data-expanded="true"] .site-sidebar__content {
        display: flex;
        margin-top: 1rem;
    }
}

/* My contributions page */
.contributions-section {
    margin-bottom: 2rem;
}

.contributions-section__title {
    font-family: "Amiri", serif;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

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

.contribution-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem 1rem;
    padding: 0.875rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
}

.contribution-item__main {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.contribution-item__name {
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
}

.contribution-item__name:hover {
    text-decoration: underline;
}

.contribution-item__meta {
    font-size: 0.875rem;
    color: var(--muted);
}

.contribution-item__meta a {
    color: var(--accent);
    text-decoration: none;
}

.contribution-item__meta a:hover {
    text-decoration: underline;
}

.contribution-item__side {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
    white-space: nowrap;
}

.contribution-item__date {
    font-size: 0.75rem;
    color: var(--muted);
}

.contribution-item__note {
    grid-column: 1 / -1;
    margin: 0;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--border);
    font-size: 0.875rem;
    color: var(--muted);
}

@media (max-width: 640px) {
    .contribution-item {
        grid-template-columns: 1fr;
    }

    .contribution-item__side {
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        gap: 0.75rem;
    }
}