/* SelfLearnHub — site.css (MVP Alpha)
   Минималистичный BEM-style дизайн без CSS-фреймворков.
   Поддержка light/dark через prefers-color-scheme. */

:root {
    --color-bg: #ffffff;
    --color-bg-alt: #f6f8fa;
    --color-fg: #24292f;
    --color-fg-muted: #6e7781;
    --color-accent: #0969da;
    --color-accent-hover: #0550ae;
    --color-border: #d0d7de;
    --color-danger: #cf222e;
    --color-success: #1a7f37;
    --color-warning: #9a6700;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    --radius: 6px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    --content-max-width: 1200px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0d1117;
        --color-bg-alt: #161b22;
        --color-fg: #c9d1d9;
        --color-fg-muted: #8b949e;
        --color-accent: #58a6ff;
        --color-accent-hover: #79b8ff;
        --color-border: #30363d;
        --color-danger: #f85149;
        --color-success: #3fb950;
        --color-warning: #d29922;
    }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font-sans);
    color: var(--color-fg);
    background: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.25; margin-top: 0; }
code, pre { font-family: var(--font-mono); }

/* === Header === */
.site-header {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
}
.site-header__inner {
    max-width: var(--content-max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1rem;
}
.site-header__brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-fg);
}
.site-header__brand:hover { text-decoration: none; }
.site-header__nav { display: flex; gap: 1rem; flex: 1; }
.site-header__nav a { color: var(--color-fg-muted); }
.site-header__nav a:hover { color: var(--color-fg); }
.site-header__user { display: flex; align-items: center; gap: 0.5rem; }
.site-header__mobile-toggle {
    display: none;
    background: transparent;
    border: 0;
    cursor: pointer;
    padding: 0.5rem;
}
.site-header__mobile-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    margin: 4px 0;
    background: var(--color-fg);
}
.site-header__mobile-nav {
    display: none;
    flex-direction: column;
    padding: 1rem;
    border-top: 1px solid var(--color-border);
}
@media (max-width: 720px) {
    .site-header__nav { display: none; }
    .site-header__mobile-toggle { display: block; }
    .site-header__mobile-nav.is-open { display: flex; }
}

/* === Main === */
.site-main {
    flex: 1;
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 1.5rem 1rem;
    width: 100%;
}
.site-footer {
    text-align: center;
    color: var(--color-fg-muted);
    padding: 1rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
}

/* === Page with sidebar === */
.page-with-sidebar {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 2rem;
}
@media (max-width: 900px) {
    .page-with-sidebar { grid-template-columns: 1fr; }
}
.site-sidebar {
    position: sticky;
    top: 1rem;
    align-self: start;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.5rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
}
.site-sidebar__group { margin-bottom: 0.5rem; }
.site-sidebar__title { padding: 0.5rem; font-weight: 600; cursor: pointer; }
.site-sidebar__list { list-style: none; padding: 0; margin: 0; }
.site-sidebar__item a {
    display: block;
    padding: 0.4rem 0.75rem;
    color: var(--color-fg-muted);
    border-radius: var(--radius);
}
.site-sidebar__item.is-active a {
    background: var(--color-accent);
    color: white;
}

/* === Landing === */
.landing { max-width: 720px; margin: 0 auto; text-align: center; }
.landing__title { font-size: 2.5rem; margin-bottom: 0.5rem; }
.landing__lead { font-size: 1.125rem; color: var(--color-fg-muted); }
.landing__divider { margin: 2rem 0; border: 0; border-top: 1px solid var(--color-border); }
.landing__features { list-style: none; padding: 0; text-align: left; }
.landing__features li { padding: 0.4rem 0; }
.landing__note { color: var(--color-fg-muted); font-size: 0.9rem; }
.landing__cta { display: flex; gap: 1rem; justify-content: center; margin: 1.5rem 0; }

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    background: var(--color-bg-alt);
    color: var(--color-fg);
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.1s;
}
.btn:hover { text-decoration: none; }
.btn--primary {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}
.btn--primary:hover { background: var(--color-accent-hover); color: white; }
.btn--secondary { background: var(--color-bg-alt); color: var(--color-fg); border-color: var(--color-border); }

/* === Forms === */
.auth-page, .payment-form, .upload-form, .auth-form {
    max-width: 480px;
    margin: 0 auto;
}
.auth-form > div, .payment-form__amount, .payment-form__description, .upload-form > div {
    margin-bottom: 1rem;
}
.auth-form label, .payment-form label, .upload-form label {
    display: block;
    margin-bottom: 0.25rem;
    font-weight: 500;
}
.auth-form input, .payment-form input, .upload-form input, .upload-form select, .upload-form textarea,
.search-bar__input, .search-bar__button {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-fg);
    font: inherit;
}
.auth-form__errors { color: var(--color-danger); margin-bottom: 1rem; }
.text-danger { color: var(--color-danger); font-size: 0.875rem; }
.auth-form__remember { display: flex; align-items: center; gap: 0.5rem; }
.auth-form__remember input { width: auto; }
.auth-page__divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
    color: var(--color-fg-muted);
}
.auth-page__divider::before, .auth-page__divider::after {
    content: "";
    position: absolute;
    top: 50%;
    width: 40%;
    height: 1px;
    background: var(--color-border);
}
.auth-page__divider::before { left: 0; }
.auth-page__divider::after { right: 0; }
.auth-page__alt, .auth-form__external { margin-top: 1rem; text-align: center; }

/* === Alerts === */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin: 1rem 0;
}
.alert--warning { background: rgba(154, 103, 0, 0.1); color: var(--color-warning); border: 1px solid var(--color-warning); }
.alert--error { background: rgba(207, 34, 46, 0.1); color: var(--color-danger); border: 1px solid var(--color-danger); }
.alert--success { background: rgba(26, 127, 55, 0.1); color: var(--color-success); border: 1px solid var(--color-success); }

/* === Blog === */
.post-list { list-style: none; padding: 0; }
.post-list__item { padding: 1rem 0; border-bottom: 1px solid var(--color-border); }
.post-list__meta { color: var(--color-fg-muted); font-size: 0.875rem; }
.post-list__meta > * { margin-right: 0.75rem; }
.post { max-width: 800px; margin: 0 auto; }
.post__title { margin-bottom: 0.5rem; }
.post__meta { color: var(--color-fg-muted); font-size: 0.875rem; }
.post__content { margin-top: 2rem; }
.toc {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin: 1rem 0;
}
.toc__title { margin-top: 0; font-size: 1rem; }
.toc__list { padding-left: 1.5rem; margin: 0; }
.prev-next {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}
.prev-next__link { display: block; padding: 0.5rem; border: 1px solid var(--color-border); border-radius: var(--radius); }
.prev-next__direction { color: var(--color-fg-muted); font-size: 0.875rem; }
.prev-next__title { display: block; font-weight: 500; }

/* === Games === */
.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}
.game-card {
    display: block;
    padding: 1rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-fg);
    transition: transform 0.1s, box-shadow 0.1s;
}
.game-card__cover {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: calc(var(--radius) - 2px);
    margin: -1rem -1rem 0.75rem;
    background: var(--color-bg);
}
.game-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    text-decoration: none;
}
.game-card__title { margin: 0 0 0.5rem; font-size: 1.1rem; }
.game-card__category { color: var(--color-accent); font-size: 0.875rem; margin: 0; }
.game-card__description { color: var(--color-fg-muted); font-size: 0.9rem; margin-top: 0.5rem; }
.unity-host {
    position: relative;
    background: #000;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 16 / 9;
    margin: 1rem 0;
}
.unity-host iframe { width: 100%; height: 100%; border: 0; }
.leaderboard {
    margin-top: 2rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
}
.leaderboard__list { list-style: none; padding: 0; margin: 0; }
.leaderboard__item { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px solid var(--color-border); }

/* === Pagination === */
.pagination {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: center;
    margin: 1.5rem 0;
}
.pagination__info { color: var(--color-fg-muted); }

/* === Search === */
.search-bar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.search-bar__label { font-weight: 500; }
.search-bar__input { flex: 1; }

/* === Ad block === */
.ad-block {
    background: var(--color-bg-alt);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    margin: 1rem 0;
    min-height: 90px;
    text-align: center;
    color: var(--color-fg-muted);
}
.ad-block:empty { display: none; }

/* === Admin === */
.admin-dashboard__cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}
.admin-card {
    display: block;
    padding: 1.5rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-fg);
}
.admin-card:hover { text-decoration: none; transform: translateY(-2px); }
.admin-card h2 { margin: 0 0 0.5rem; font-size: 1.1rem; }

/* === Empty state === */
.empty-state {
    color: var(--color-fg-muted);
    text-align: center;
    padding: 2rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius);
}

/* === Code highlighting (Prism placeholder) === */
pre[class*="language-"] {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    overflow-x: auto;
    font-size: 0.9em;
}
code[class*="language-"] { font-family: var(--font-mono); }
.token.comment, .token.prolog, .token.doctype, .token.cdata { color: var(--color-fg-muted); font-style: italic; }
.token.keyword, .token.boolean, .token.atrule { color: var(--color-accent); }
.token.string, .token.char, .token.attr-value { color: var(--color-success); }
.token.number, .token.constant { color: var(--color-warning); }
.token.function, .token.class-name { color: #d73a49; }
.token.punctuation, .token.operator { color: var(--color-fg); }

/* === Coming Soon banner (Phase 9) === */
.coming-soon {
    border: 1px solid var(--color-border);
    background: var(--color-bg-alt);
    border-left: 4px solid var(--color-accent);
    padding: 0.75rem 1rem;
    margin: 1rem 0;
    border-radius: var(--radius);
    color: var(--color-fg);
}

/* === Error pages (Phase 9) === */
.error-page {
    max-width: 600px;
    margin: 4rem auto;
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg-alt);
}
.error-page h1 { font-size: 4rem; margin: 0 0 0.5rem; color: var(--color-danger); }
.error-page h2 { font-size: 1.5rem; margin: 0 0 1.5rem; color: var(--color-fg); }
.error-page p { margin: 0.5rem 0; color: var(--color-fg-muted); }
.error-page__hint { margin-top: 1.5rem; opacity: 0.7; }

/* === Auth alert (Phase 9) — показывает ошибки входа/регистрации === */
.auth-alert {
    margin: 1rem 0;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    font-size: 0.95rem;
    line-height: 1.4;
}
.auth-alert--danger {
    background: rgba(207, 34, 46, 0.1);
    border-color: var(--color-danger);
    border-left-width: 4px;
    color: var(--color-danger);
}
.auth-alert--danger strong { display: block; margin-bottom: 0.25rem; }

/* === Phase 10: универсальные alert-блоки для админских форм === */
.alert {
    margin: 1rem 0;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    border-left-width: 4px;
    font-size: 0.95rem;
    line-height: 1.4;
}
.alert--error { background: rgba(207, 34, 46, 0.1); border-color: var(--color-danger); color: var(--color-danger); }
.alert--success { background: rgba(46, 160, 67, 0.1); border-color: #2ea043; color: #1a7f37; }
.alert--warning { background: rgba(255, 191, 0, 0.1); border-color: #ffbf00; color: #8a6d00; }

/* === Phase 10: контент блога (пост в просмотре) === */
.blog-content {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-fg);
}
.blog-content h1, .blog-content h2, .blog-content h3,
.blog-content h4, .blog-content h5, .blog-content h6 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    line-height: 1.3;
    font-weight: 600;
}
.blog-content h1 { font-size: 2rem; border-bottom: 2px solid var(--color-border); padding-bottom: 0.3em; }
.blog-content h2 { font-size: 1.6rem; border-bottom: 1px solid var(--color-border); padding-bottom: 0.3em; }
.blog-content h3 { font-size: 1.35rem; }
.blog-content h4 { font-size: 1.15rem; }
.blog-content p { margin: 0.8em 0; }
.blog-content ul, .blog-content ol { margin: 0.8em 0; padding-left: 2em; }
.blog-content li { margin: 0.3em 0; }
.blog-content a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }
.blog-content a:hover { text-decoration: none; }
.blog-content blockquote {
    margin: 1em 0;
    padding: 0.5em 1em;
    border-left: 4px solid var(--color-accent);
    background: var(--color-bg-alt);
    color: var(--color-fg-muted);
    font-style: italic;
}
.blog-content code {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.15em 0.4em;
    font-family: 'Cascadia Code', 'Fira Code', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.9em;
    color: var(--color-fg);
}
.blog-content pre {
    margin: 1em 0;
    padding: 1em;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow-x: auto;
    line-height: 1.5;
}
.blog-content pre code {
    background: transparent;
    border: none;
    padding: 0;
    font-size: 0.95em;
}
.blog-content table {
    border-collapse: collapse;
    margin: 1em 0;
    width: 100%;
}
.blog-content th, .blog-content td {
    border: 1px solid var(--color-border);
    padding: 0.5em 0.75em;
    text-align: left;
}
.blog-content th { background: var(--color-bg-alt); font-weight: 600; }
.blog-content tr:nth-child(even) { background: var(--color-bg-alt); }
.blog-content img { max-width: 100%; height: auto; border-radius: var(--radius); }
.blog-content figure { margin: 1.5em 0; }
.blog-content figcaption {
    text-align: center;
    color: var(--color-fg-muted);
    font-size: 0.9em;
    margin-top: 0.5em;
}
.blog-content iframe { max-width: 100%; border: none; border-radius: var(--radius); }
.blog-content hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 2em 0;
}

/* === Phase 10: категории блога (страница /Admin/Blog/Categories) === */
.admin-blog-categories { max-width: 1200px; margin: 2rem auto; padding: 0 1rem; }
.category-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}
@media (max-width: 768px) { .category-grid { grid-template-columns: 1fr; } }

.category-list-panel, .category-form-panel {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}
.category-list-panel h2, .category-form-panel h2 {
    margin-top: 0;
    font-size: 1.2rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5em;
    margin-bottom: 1rem;
}
.category-table {
    width: 100%;
    border-collapse: collapse;
}
.category-table th, .category-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
}
.category-table th { font-size: 0.85rem; color: var(--color-fg-muted); }
.category-table td button { margin-right: 0.25rem; }
.text-muted { color: var(--color-fg-muted); font-style: italic; }

/* === Phase 10: category picker в форме поста (select + кнопка) === */
.category-picker {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}
.category-picker select { flex: 1; min-width: 0; }
.category-picker .btn { flex-shrink: 0; }

.btn--small { padding: 0.25rem 0.6rem; font-size: 0.85rem; }
.btn--danger { color: #fff; background: var(--color-danger); }
.btn--danger:hover { background: #b91c1c; }
.btn[disabled], .btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* === Phase 10: стили для TinyMCE-контента внутри редактора === */
.tox-tinymce { border-radius: var(--radius) !important; border-color: var(--color-border) !important; }

/* === Phase 10.3: фикс форматирования админ-формы блога и публичного контента === */

/* Админ-форма поста: ограничить ширину, растянуть инпуты на всю ширину формы. */
.admin-blog-form {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1rem;
    width: 100%;
    box-sizing: border-box;
}
.admin-blog-form .form-row {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.admin-blog-form .form-row label {
    font-weight: 600;
}
.admin-blog-form .form-row small {
    color: var(--color-fg-muted);
    font-size: 0.85rem;
}
.admin-blog-form input[type="text"],
.admin-blog-form input[type="email"],
.admin-blog-form input[type="password"],
.admin-blog-form input[type="number"],
.admin-blog-form input[type="url"],
.admin-blog-form select,
.admin-blog-form textarea {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    font-family: inherit;
    font-size: 1rem;
    padding: 0.5rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-fg);
}
.admin-blog-form textarea {
    min-height: 500px;
    resize: vertical;
    font-family: 'Cascadia Code', 'Fira Code', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.95rem;
    line-height: 1.6;
}
.admin-blog-form .form-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

/* Публичный контент блога (.blog-content): защита от переполнения и плывущей вёрстки. */
.blog-content {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-wrap: break-word;
}
.blog-content * { max-width: 100%; box-sizing: border-box; }
.blog-content p,
.blog-content li,
.blog-content blockquote,
.blog-content code,
.blog-content pre,
.blog-content table,
.blog-content figure,
.blog-content h1,
.blog-content h2,
.blog-content h3,
.blog-content h4,
.blog-content h5,
.blog-content h6 { overflow-wrap: anywhere; word-wrap: break-word; }
.blog-content img { max-width: 100%; height: auto; display: block; }
.blog-content iframe { max-width: 100%; }
.blog-content pre { white-space: pre-wrap; word-break: break-word; }
.blog-content table { table-layout: fixed; width: 100%; }
.blog-content table th,
.blog-content table td { word-break: break-word; }
.blog-content code {
    word-break: break-word;
    white-space: pre-wrap;
}
.blog-content ul, .blog-content ol { padding-left: 2em; }
.blog-content .text-muted { color: var(--color-fg-muted); }

/* Защита от ультра-длинных неразрывных строк (URL, код). */
.blog-content a {
    word-break: break-all;
    overflow-wrap: anywhere;
}

/* === Blog Comments (Phase 10.10) === */
.blog-comments { margin-top: 3rem; padding-top: 2rem; border-top: 2px solid #e0e0e0; }
.blog-comments__title { font-size: 1.5rem; margin-bottom: 1rem; }
.blog-comments__auth-plash { padding: 1rem; background: #f5f5f5; border-radius: 6px; text-align: center; }
.blog-comments__auth-plash a { color: #0066cc; text-decoration: underline; }
.blog-comments__empty { color: #777; font-style: italic; }
.blog-comments__list { list-style: none; padding: 0; }
.blog-comment { padding: 1rem 0; border-bottom: 1px solid #eee; }
.blog-comment__header { display: flex; gap: 0.75rem; align-items: baseline; margin-bottom: 0.5rem; font-size: 0.9rem; }
.blog-comment__author { font-weight: 600; }
.blog-comment__date { color: #888; }
.blog-comment__edited { color: #888; font-size: 0.8rem; }
.blog-comment__body { white-space: pre-wrap; word-wrap: break-word; }
.blog-comment__deleted { color: #999; font-style: italic; }
.blog-comment__actions { display: flex; gap: 1rem; margin-top: 0.5rem; font-size: 0.9rem; }
.blog-comment__actions summary { cursor: pointer; color: #0066cc; }
.blog-comment__delete-form { display: inline; }
.blog-comment__delete-btn { background: none; border: none; color: #c00; cursor: pointer; padding: 0; font-size: 0.9rem; }
.blog-comment__replies { list-style: none; padding-left: 2rem; margin-top: 0.75rem; border-left: 3px solid #e0e0e0; }
.blog-comment-form { display: flex; flex-direction: column; gap: 0.5rem; margin: 1rem 0; }
.blog-comment-form textarea { width: 100%; padding: 0.5rem; border: 1px solid #ccc; border-radius: 4px; font-family: inherit; font-size: 1rem; }
.blog-comment-form__submit { align-self: flex-start; padding: 0.5rem 1rem; background: #0066cc; color: #fff; border: none; border-radius: 4px; cursor: pointer; }
.blog-comment-form__submit:hover { background: #0052a3; }


/* === Analytics (Phase 11.3, B.29) === */
.analytics-form {
    display: flex;
    gap: 1rem;
    align-items: end;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}
.analytics-form label {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.9rem;
}
.analytics-form input[type="date"] {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--color-border, #ccc);
    border-radius: 4px;
}
.analytics-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
.metric-card {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background: var(--color-surface, #f8f9fa);
    border-radius: 6px;
    border: 1px solid var(--color-border, #e0e0e0);
}
.metric-card__label {
    font-size: 0.85rem;
    opacity: 0.7;
    margin-bottom: 0.25rem;
}
.metric-card__value {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary, #3b82f6);
}
.analytics-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.5rem 0 1.5rem;
}
.analytics-table th,
.analytics-table td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--color-border, #e0e0e0);
    text-align: left;
}
.analytics-table th {
    background: var(--color-surface, #f8f9fa);
    font-weight: 600;
    font-size: 0.9rem;
}
.muted-text {
    opacity: 0.7;
    font-size: 0.9rem;
}
.empty-state {
    padding: 1rem;
    background: var(--color-surface, #f8f9fa);
    border-radius: 4px;
    opacity: 0.7;
    font-style: italic;
}


/* === Backups (Phase 11.4, B.24) === */
.alert {
    padding: 0.75rem 1rem;
    border-radius: 4px;
    margin: 1rem 0;
}
.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}
.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}
.btn-link {
    background: none;
    border: none;
    color: var(--color-primary, #3b82f6);
    cursor: pointer;
    text-decoration: underline;
    font-size: 0.9rem;
    padding: 0;
}
.btn-link.btn-danger {
    color: #dc3545;
}
.btn-link:hover {
    text-decoration: none;
}
.backup-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}
.backup-actions form {
    margin: 0;
}