/* =========================================================
   Enc.su — Design System "Современная академическая библиотека"
   Версия 1.0.0
   ========================================================= */

/* ===================== Токены ===================== */
:root {
    /* Цвета */
    --color-ink: #1F2937;
    --color-ink-soft: #4B5563;
    --color-ink-faint: #9CA3AF;
    --color-paper: #FAF9F6;
    --color-surface: #FFFFFF;
    --color-line: #E5E7EB;
    --color-accent: #1D4ED8;
    --color-accent-hover: #1E40AF;
    --color-accent-soft: #EFF6FF;
    --color-gold: #F59E0B;
    --color-error: #DC2626;
    --color-success: #16A34A;
    --color-dark: #111827;
    --color-dark-soft: #1F2937;
    --color-book-bg: #F3F4F6;

    /* Тени */
    --shadow-sm: 0 1px 2px rgba(17, 24, 39, .06);
    --shadow-md: 0 4px 12px rgba(17, 24, 39, .08);
    --shadow-lg: 0 12px 32px rgba(17, 24, 39, .12);

    /* Радиусы */
    --radius: 12px;
    --radius-lg: 20px;

    /* Типографика */
    --font-heading: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --line-height: 1.65;
}

/* ===================== База ===================== */
html {
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--color-ink);
    background-color: var(--color-paper);
    line-height: var(--line-height);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-ink);
    font-weight: 600;
    line-height: 1.25;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: .875rem; text-transform: uppercase; letter-spacing: .05em; }

p { color: var(--color-ink-soft); }

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color .15s ease;
}

a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
    text-underline-offset: 3px;
}

img { max-width: 100%; height: auto; }

::selection {
    background: var(--color-accent-soft);
    color: var(--color-accent);
}

/* ===================== Контейнер ===================== */
.container-site {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

@media (min-width: 992px) {
    .container-site { padding: 0 24px; }
}

/* ===================== Шапка ===================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, .85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-line);
    transition: box-shadow .2s ease;
}

.site-header.is-scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 12px 0;
}

/* Логотип */
.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-ink);
}

.site-logo:hover { text-decoration: none; color: var(--color-ink); }

.logo-img {
    height: 32px;
    width: auto;
    max-height: 36px;
    object-fit: contain;
    display: inline-block;
    vertical-align: middle;
}

/* Навигация */
.site-nav { display: none; }

@media (min-width: 992px) {
    .site-nav { display: block; }
}

.site-nav ul {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav a {
    display: block;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: .925rem;
    font-weight: 500;
    color: var(--color-ink-soft);
    transition: background .15s ease, color .15s ease;
}

.site-nav a:hover,
.site-nav a.active {
    color: var(--color-accent);
    background: var(--color-accent-soft);
    text-decoration: none;
}

/* Поиск */
.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-search { position: relative; }

.search-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: var(--color-ink-soft);
    cursor: pointer;
    transition: background .15s ease, color .15s ease;
}

.search-toggle:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent);
}

.search-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    width: 320px;
    max-width: calc(100vw - 32px);
    padding: 12px;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s;
}

.search-panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-panel form { display: flex; gap: 8px; }

.search-panel input {
    flex: 1;
    min-width: 0;
    padding: 10px 14px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: .925rem;
    color: var(--color-ink);
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.search-panel input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.search-panel button {
    padding: 10px 16px;
    border: none;
    border-radius: 8px;
    background: var(--color-accent);
    color: #fff;
    font-family: var(--font-body);
    font-size: .925rem;
    font-weight: 500;
    cursor: pointer;
    transition: background .15s ease;
}

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

/* Бургер */
.burger-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 0 9px;
    border: none;
    border-radius: 10px;
    background: transparent;
    cursor: pointer;
}

.burger-toggle span {
    display: block;
    height: 2px;
    width: 22px;
    background: var(--color-ink);
    border-radius: 2px;
    transition: transform .2s ease, opacity .2s ease;
}

.burger-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger-toggle.is-active span:nth-child(2) { opacity: 0; }
.burger-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 992px) {
    .burger-toggle { display: none; }
}

/* Мобильное меню */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: var(--color-surface);
    z-index: 1040;
    padding: 24px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transition: right .3s ease;
}

.mobile-menu.is-open { right: 0; }

.mobile-menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu a {
    display: block;
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-ink);
}

.mobile-menu a:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent);
    text-decoration: none;
}

.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(17, 24, 39, .5);
    z-index: 1035;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s;
}

.mobile-menu-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

/* ===================== Кнопки ===================== */
.btn-enc {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: .925rem;
    font-weight: 500;
    line-height: 1.2;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease;
    text-decoration: none;
}

.btn-enc:hover { text-decoration: none; }

.btn-enc-primary {
    background: var(--color-accent);
    color: #fff;
}

.btn-enc-primary:hover {
    background: var(--color-accent-hover);
    color: #fff;
}

.btn-enc-secondary {
    background: var(--color-surface);
    color: var(--color-ink);
    border-color: var(--color-line);
}

.btn-enc-secondary:hover {
    border-color: var(--color-ink-faint);
    color: var(--color-ink);
}

.btn-enc-ghost {
    background: transparent;
    color: var(--color-accent);
}

.btn-enc-ghost:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent-hover);
}

.btn-enc-light {
    background: #fff;
    color: var(--color-dark);
}

.btn-enc-light:hover {
    background: #E5E7EB;
    color: var(--color-dark);
}

.btn-enc-outline-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, .4);
}

.btn-enc-outline-light:hover {
    background: rgba(255, 255, 255, .1);
    color: #fff;
    border-color: #fff;
}

.btn-enc-lg { padding: 14px 28px; font-size: 1rem; }
.btn-enc-sm { padding: 6px 14px; font-size: .85rem; }

/* ===================== Карточки ===================== */
.card-enc {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 20px;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.card-enc:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

/* Карточка книги */
.book-card {
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    transition: transform .2s ease, box-shadow .2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.book-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.book-card-cover {
    position: relative;
    background: var(--color-book-bg);
    aspect-ratio: 2 / 3;
    overflow: hidden;
}

.book-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
}

.book-card-body {
    padding: 14px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.book-card-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--color-ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.book-card-title a { color: inherit; }
.book-card-title a:hover { color: var(--color-accent); }

.book-card-author {
    font-size: .85rem;
    color: var(--color-ink-faint);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.book-card-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding-top: 8px;
    font-size: .85rem;
    color: var(--color-ink-faint);
}

.book-card-rating .stars { color: var(--color-gold); }

/* Скелетоны */
.skeleton {
    background: linear-gradient(90deg, #E5E7EB 25%, #F3F4F6 50%, #E5E7EB 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ===================== Hero ===================== */
.hero-enc {
    background: linear-gradient(135deg, #111827 0%, #1F2937 100%);
    color: #fff;
    padding: 64px 0;
}

@media (min-width: 992px) {
    .hero-enc { padding: 96px 0; }
}

.hero-enc h1 {
    color: #fff;
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
}

.hero-enc .lead {
    color: rgba(255, 255, 255, .7);
    font-size: 1.125rem;
    max-width: 640px;
}

/* Поиск в hero */
.hero-search {
    display: flex;
    gap: 8px;
    margin-top: 32px;
    max-width: 560px;
}

.hero-search input {
    flex: 1;
    min-width: 0;
    padding: 14px 18px;
    border: 1px solid rgba(255, 255, 255, .15);
    border-radius: 10px;
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color .15s ease, background .15s ease;
}

.hero-search input::placeholder { color: rgba(255, 255, 255, .5); }
.hero-search input:focus {
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, .12);
}

.hero-search button {
    padding: 14px 24px;
    border: none;
    border-radius: 10px;
    background: var(--color-accent);
    color: #fff;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background .15s ease;
}

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

/* ===================== Секции ===================== */
.section-enc {
    padding: 48px 0;
}

@media (min-width: 992px) {
    .section-enc { padding: 64px 0; }
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.section-head h2 {
    margin: 0;
}

.section-head .section-link {
    font-size: .925rem;
    font-weight: 500;
    white-space: nowrap;
}

/* ===================== Бейджи ===================== */
.badge-enc {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 500;
    background: var(--color-accent-soft);
    color: var(--color-accent);
}

.badge-enc-gold {
    background: #FEF3C7;
    color: #B45309;
}

/* ===================== Крошки ===================== */
.breadcrumb-enc {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 16px 0;
    margin: 0;
    list-style: none;
    font-size: .875rem;
}

.breadcrumb-enc li { display: flex; align-items: center; gap: 8px; }

.breadcrumb-enc li:not(:last-child)::after {
    content: '/';
    color: var(--color-ink-faint);
}

.breadcrumb-enc a { color: var(--color-ink-faint); }
.breadcrumb-enc a:hover { color: var(--color-accent); }
.breadcrumb-enc .active { color: var(--color-ink); }

/* ===================== Формы ===================== */
.auth-wrap {
    max-width: 480px;
    margin: 0 auto;
    text-align: center;
}

.card-form {
    max-width: 480px;
    margin: 32px auto 0;
    padding: 32px;
}

.card-form-lg {
    max-width: 640px;
}

.form-enc .form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: .925rem;
    color: var(--color-ink);
    background: var(--color-surface);
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.form-enc .form-control:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.form-enc label {
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: 6px;
}

.form-enc .form-group { margin-bottom: 16px; }
.form-enc .help-block { color: var(--color-error); font-size: .85rem; margin-top: 4px; }
.form-enc .has-error .form-control { border-color: var(--color-error); }
.form-enc .has-error .form-control:focus { box-shadow: 0 0 0 3px rgba(220, 38, 38, .15); }

.form-enc .form-hint {
    font-size: .85rem;
    color: var(--color-ink-soft);
    margin: 6px 0 0;
}

.form-enc .form-actions {
    margin-top: 24px;
}

.form-enc .form-bottom {
    margin-top: 24px;
    text-align: center;
    font-size: .925rem;
    color: var(--color-ink-soft);
}

/* ===================== Таблицы ===================== */
.table-enc {
    width: 100%;
    border-collapse: collapse;
    font-size: .925rem;
}

.table-enc td,
.table-enc th {
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-line);
    text-align: left;
    vertical-align: top;
}

.table-enc th {
    font-weight: 600;
    color: var(--color-ink);
    white-space: nowrap;
}

.table-enc td { color: var(--color-ink-soft); }

/* ===================== Статья (чтение) ===================== */
.article-body {
    max-width: 720px;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-ink);
}

.article-body p { font-family: inherit; color: var(--color-ink); }
.article-body h2, .article-body h3 { margin-top: 32px; }

/* ===================== Подвал ===================== */
.site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, .75);
    padding: 64px 0 0;
    margin-top: 64px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 40px;
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 2fr; }
}

.site-footer h5 {
    color: #fff;
    font-family: var(--font-body);
    font-size: .875rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 16px;
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.site-footer a {
    color: rgba(255, 255, 255, .75);
    font-size: .925rem;
}

.site-footer a:hover { color: #fff; text-decoration: none; }

.footer-about p { color: rgba(255, 255, 255, .75); font-size: .925rem; }

.footer-social {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-size: .9rem;
    transition: background .15s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 20px 0;
    text-align: center;
    font-size: .85rem;
    color: rgba(255, 255, 255, .5);
}

/* ===================== Рейтинг (звёзды) ===================== */
.stars {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    color: var(--color-gold);
    font-size: .9rem;
}

.rating-input .star-btn {
    background: none;
    border: none;
    color: var(--color-line);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 2px;
    transition: color .15s ease, transform .15s ease;
}

.rating-input .star-btn.active { color: var(--color-gold); }
.rating-input .star-btn:hover { color: var(--color-gold); transform: scale(1.15); }

/* ===================== Модалки ===================== */
.modal-content-enc {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ===================== Рейтинг книги / ссылки-источники ===================== */
.dot { font-weight: 500; }

/* ===================== Утилиты ===================== */
.text-ink { color: var(--color-ink) !important; }
.text-ink-soft { color: var(--color-ink-soft) !important; }
.text-ink-faint { color: var(--color-ink-faint) !important; }

.bg-paper { background-color: var(--color-paper) !important; }
.bg-surface { background-color: var(--color-surface) !important; }
.bg-dark-enc { background-color: var(--color-dark) !important; }

.fade-in {
    animation: fadeIn .4s ease both;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Вспомогательные отступы */
.pd-y-64 { padding-top: 64px; padding-bottom: 64px; }
.mt-64 { margin-top: 64px; }
.mb-64 { margin-bottom: 64px; }

/* ===================== Компоненты (новые) ===================== */

/* Секции */
.section {
    padding: 56px 0;
}

.section-tinted {
    background: var(--color-surface);
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
}

@media (max-width: 767px) {
    .section-header { flex-direction: column; align-items: flex-start; gap: 16px; }
}

.section-eyebrow {
    display: block;
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--color-accent);
    margin-bottom: 6px;
}

.section-title {
    margin: 0 0 8px;
}

.section-subtitle {
    margin: 0;
    font-size: 1rem;
    color: var(--color-ink-soft);
    max-width: 560px;
}

/* Сетка карточек */
.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 576px) {
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
    .cards-grid { grid-template-columns: repeat(3, 1fr); }
}

.cards-grid-books {
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .cards-grid-books { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1200px) {
    .cards-grid-books { grid-template-columns: repeat(5, 1fr); }
}

/* Карточка термина / слова */
.card-term {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
}

.card-term:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.card-term-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: var(--color-ink);
    text-decoration: none;
}

.card-term-link:hover { text-decoration: none; color: var(--color-ink); }

.card-term-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--color-book-bg);
    overflow: hidden;
}

.card-term-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s ease;
}

.card-term:hover .card-term-thumb img { transform: scale(1.04); }

.card-term-body {
    padding: 16px 18px 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.card-term-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--color-ink);
}

.card-term-more {
    margin-top: auto;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-accent);
}

/* Карточка поста (журнал) */
.card-post {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
}

.card-post:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.card-post-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: var(--color-ink);
    text-decoration: none;
}

.card-post-link:hover { text-decoration: none; color: var(--color-ink); }

.card-post-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--color-book-bg);
    overflow: hidden;
}

.card-post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s ease;
}

.card-post:hover .card-post-thumb img { transform: scale(1.04); }

.card-post-body {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.card-post-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--color-ink);
}

.card-post-description {
    font-size: .9rem;
    color: var(--color-ink-soft);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-post-more {
    margin-top: auto;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-accent);
}

/* Карточка словаря / энциклопедии */
.card-dictionary {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.card-dictionary:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.card-dictionary-link {
    display: flex;
    height: 100%;
    color: var(--color-ink);
    text-decoration: none;
}

.card-dictionary-link:hover { text-decoration: none; color: var(--color-ink); }

.card-dictionary-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    flex: 1;
}

.card-dictionary-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.35;
}

.card-dictionary-more {
    margin-top: auto;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-accent);
}

/* Карточка книги */
.card-book {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
}

.card-book:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.card-book-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: var(--color-ink);
    text-decoration: none;
}

.card-book-link:hover { text-decoration: none; color: var(--color-ink); }

.card-book-cover {
    background: var(--color-book-bg);
    aspect-ratio: 2 / 3;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-book-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
    transition: transform .3s ease;
}

.card-book:hover .card-book-img { transform: scale(1.03); }

.card-book-body {
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.card-book-title {
    font-family: var(--font-heading);
    font-size: .95rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--color-ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-book-authors {
    font-size: .8rem;
    color: var(--color-ink-faint);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-book-more {
    margin-top: auto;
    padding-top: 6px;
    font-size: .8rem;
    font-weight: 500;
    color: var(--color-accent);
}

/* Скелетоны (книги) */
.skeleton-img,
.skeleton-text {
    background: linear-gradient(90deg, #E5E7EB 25%, #F3F4F6 50%, #E5E7EB 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Hero / Слайдер */
.hero-slider {
    padding: 40px 0 0;
    position: relative;
}

.hero-slider-inner {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    min-height: 320px;
    touch-action: pan-y;
}

@media (min-width: 768px) {
    .hero-slider-inner { min-height: 420px; }
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease, visibility .5s;
}

.hero-slide.is-active {
    opacity: 1;
    visibility: visible;
}

.hero-slide-link {
    position: relative;
    display: flex;
    align-items: flex-end;
    height: 100%;
    min-height: 320px;
    color: #fff;
    text-decoration: none;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero-slide-link { min-height: 420px; }
}

.hero-slide-link:hover { text-decoration: none; color: #fff; }

.hero-slide-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: var(--color-dark);
}

.hero-slide-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .45;
    transition: transform .5s ease;
}

.hero-slide.is-active .hero-slide-bg img { transform: scale(1.03); }

.hero-slide-content {
    position: relative;
    z-index: 1;
    padding: 32px;
    max-width: 640px;
}

@media (min-width: 768px) {
    .hero-slide-content { padding: 48px; }
}

.hero-slide-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .15);
    backdrop-filter: blur(4px);
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: 12px;
}

.hero-slide-title {
    color: #fff;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    margin: 0 0 16px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, .4);
}

.hero-slider-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 16px 0 0;
}

/* Стрелки навигации */
.hero-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 14px;
    background: rgba(255, 255, 255, .14);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .15);
    color: #fff;
    cursor: pointer;
    transition: background .15s ease, transform .15s ease, opacity .15s ease;
    opacity: .95;
}

.hero-slider-arrow:hover {
    background: rgba(255, 255, 255, .22);
    opacity: 1;
    transform: translateY(-50%) scale(1.03);
}

.hero-slider-arrow:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.hero-slider-arrow-prev { left: 12px; }
.hero-slider-arrow-next { right: 12px; }

.hero-slider-arrow::before {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transform: rotate(45deg);
    margin: 0 auto;
}

.hero-slider-arrow-prev::before {
    transform: rotate(225deg);
}

.hero-slider-dot {
    width: 8px;
    height: 8px;
    border: none;
    border-radius: 999px;
    background: var(--color-line);
    cursor: pointer;
    padding: 0;
    transition: background .2s ease, width .2s ease;
}

.hero-slider-dot.is-active {
    background: var(--color-accent);
    width: 24px;
}

/* Секция «О проекте» */
.about-banner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    align-items: center;
}

@media (min-width: 992px) {
    .about-banner { grid-template-columns: 1.5fr 1fr; gap: 64px; }
}

.about-banner-content p {
    font-size: 1.05rem;
    max-width: 560px;
}

.about-banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.about-banner-stats {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.stat-item {
    background: var(--color-paper);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 20px;
}

.stat-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-ink);
}

.stat-label {
    display: block;
    font-size: .875rem;
    color: var(--color-ink-soft);
    margin-top: 4px;
}

/* ===================== Кнопки (для вьюх) ===================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: .925rem;
    font-weight: 500;
    line-height: 1.2;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease;
    text-decoration: none;
}

.btn:hover { text-decoration: none; }

.btn-primary {
    background: var(--color-accent);
    color: #fff;
}

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

.btn-outline {
    background: var(--color-surface);
    color: var(--color-ink);
    border-color: var(--color-line);
}

.btn-outline:hover {
    border-color: var(--color-ink-faint);
    color: var(--color-ink);
    background: var(--color-paper);
}

.btn-sm { padding: 6px 14px; font-size: .85rem; }
.btn-full { width: 100%; }

.text-link {
    color: var(--color-accent);
    font-weight: 500;
    text-decoration: none;
}

.text-link:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ===================== Статья термина ===================== */
.article-page {
    padding: 40px 0 64px;
}

.article-header {
    max-width: 860px;
    margin: 0 auto 24px;
    text-align: center;
}

.article-title {
    margin: 0 0 12px;
}

.article-subtitle {
    margin: 0 auto;
    font-size: 1rem;
    color: var(--color-ink-soft);
    max-width: 560px;
}

.article-sources-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 5px 14px;
    border-radius: 999px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    font-size: .825rem;
    font-weight: 500;
    transition: background .15s ease, color .15s ease;
}

.tag:hover {
    background: var(--color-accent);
    color: #fff;
    text-decoration: none;
}

.article-cover {
    margin: 0 0 24px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-book-bg);
}

.article-cover img {
    width: 100%;
    display: block;
}

.responsive-img {
    width: 100%;
    height: auto;
    display: block;
}

/* Поделиться */
.share-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 32px;
}

.share-buttons-center {
    justify-content: center;
}

.share-label {
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-ink-soft);
    margin-right: 4px;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 34px;
    padding: 0 12px;
    border-radius: 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    color: var(--color-ink-soft);
    font-size: .8rem;
    font-weight: 600;
    transition: background .15s ease, color .15s ease, border-color .15s ease;
}

.share-btn:hover {
    background: var(--color-accent-soft);
    border-color: var(--color-accent);
    color: var(--color-accent);
    text-decoration: none;
}

.share-vk:hover { color: #4C75A3; }
.share-ok:hover { color: #EE8208; }
.share-tg:hover { color: #2AABEE; }

/* Список источников */
.sources-list {
    max-width: 720px;
    margin: 0 auto 40px;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 24px;
}

.sources-list ol {
    margin: 12px 0 0;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sources-list li { font-size: .925rem; }
.sources-list a { font-weight: 500; }

/* Контент статьи */
.article-content {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* Секция «Поделиться» (Yandex Share) */
.article-share-section {
    max-width: 760px;
    margin: 48px auto 0;
    text-align: center;
}

.ya-share-wrap {
    margin-top: 12px;
    display: flex;
    justify-content: center;
}

.definition-block {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 28px;
}

.definition-title {
    margin: 0 0 16px;
}

.definition-text {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-ink);
}

.definition-text p {
    font-family: inherit;
    color: var(--color-ink);
}

.definition-source {
    display: block;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--color-line);
    font-size: .875rem;
    color: var(--color-ink-faint);
}

/* ===================== Подвал (новый) ===================== */
.site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, .75);
    padding-top: 64px;
    margin-top: 64px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 2fr; }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}

.footer-logo:hover { color: #fff; text-decoration: none; }

.footer-desc {
    color: rgba(255, 255, 255, .6);
    font-size: .925rem;
    max-width: 320px;
}

.footer-title {
    color: #fff;
    font-family: var(--font-body);
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, .75);
    font-size: .925rem;
}

.footer-links a:hover { color: #fff; text-decoration: none; }

.footer-link-more { font-weight: 500; color: rgba(255, 255, 255, .95); }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
}

.footer-bottom-inner {
    padding: 18px 16px;
    text-align: center;
}

.footer-bottom-inner p {
    margin: 0;
    font-size: .85rem;
    color: rgba(255, 255, 255, .5);
}

@media (min-width: 992px) {
    .footer-bottom-inner { padding: 18px 24px; }
}

/* ===================== Страница книги ===================== */
.article-body-col {
    max-width: 760px;
    margin: 0 auto;
}

.book-description {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-ink);
    margin-bottom: 32px;
}

.book-description p { font-family: inherit; color: var(--color-ink); }

.rating-panel {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: 760px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .rating-panel { grid-template-columns: auto 1fr; text-align: left; }
}

.rating-panel-score { display: flex; flex-direction: column; gap: 4px; }

.rating-panel-title { margin: 0 0 12px; }

.rating-panel-form {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 24px;
}

.rating-panel-vote {
    margin: 12px 0 0;
    font-size: .925rem;
    color: var(--color-ink-soft);
}

.rating-panel-vote strong { color: var(--color-ink); }

/* Рецензии */
.review-block {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}

.review-title { margin: 0 0 8px; }

.review-subtitle {
    font-size: .875rem;
    color: var(--color-ink-faint);
    margin: 0 0 12px;
}

.review-text {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-ink);
}

.review-author {
    margin: 16px 0 0;
    font-size: .9rem;
}

.review-actions {
    margin-top: 8px;
    font-size: .875rem;
}

.review-actions a { font-weight: 500; }
.review-mine { color: var(--color-ink-faint); }

/* ===================== Пагинация ===================== */
.pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    margin: 32px 0 0;
    padding: 0;
}

.pagination li a,
.pagination li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: 10px;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    color: var(--color-ink);
    font-size: .925rem;
    font-weight: 500;
    transition: background .15s ease, border-color .15s ease, color .15s ease;
}

.pagination li a:hover {
    background: var(--color-accent-soft);
    border-color: var(--color-accent);
    color: var(--color-accent);
    text-decoration: none;
}

.pagination li.active span {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

.pagination li.disabled span {
    opacity: .5;
    cursor: not-allowed;
}

/* ===================== Хлебные крошки (Yii) ===================== */
.breadcrumbs-wrap {
    padding: 20px 0 0;
}

.breadcrumbs-wrap .breadcrumb {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    font-size: .875rem;
}

.breadcrumbs-wrap .breadcrumb li { display: flex; align-items: center; gap: 8px; }
.breadcrumbs-wrap .breadcrumb li::after { content: '/'; color: var(--color-ink-faint); }
.breadcrumbs-wrap .breadcrumb li:last-child::after { content: ''; }
.breadcrumbs-wrap .breadcrumb a { color: var(--color-ink-faint); }
.breadcrumbs-wrap .breadcrumb a:hover { color: var(--color-accent); }
.breadcrumbs-wrap .breadcrumb .active { color: var(--color-ink); font-weight: 500; }

/* ===================== Доступность ===================== */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}