:root {
    --bg-color: #f9fafb;
    --text-color: #111827;
    --text-muted: #6b7280;
    --accent-color: #2563eb;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
}

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

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

.container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Шапка */
.header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 0;
    margin-bottom: 40px;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-color);
}
.nav a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
}
.nav a:hover {
    color: var(--accent-color);
}

/* Основной контент */
.main {
    flex: 1;
}

/* Типографика статьи */
.article-header {
    margin-bottom: 30px;
}
h1 {
    font-size: 2.2rem;
    line-height: 1.2;
    margin-bottom: 10px;
}
h2 {
    font-size: 1.5rem;
    margin: 30px 0 15px;
    padding-bottom: 5px;
    border-bottom: 1px solid var(--border-color);
}
h3 {
    font-size: 1.25rem;
    margin: 20px 0 10px;
}
p,
ul,
ol {
    margin-bottom: 20px;
    font-size: 1.1rem;
}
ul {
    padding-left: 20px;
}
a {
    color: var(--accent-color);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* Хлебные крошки и мета */
.meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}
.breadcrumbs {
    font-size: 0.9rem;
    margin-bottom: 20px;
    color: var(--text-muted);
}
.breadcrumbs a {
    color: var(--text-muted);
}
.breadcrumbs a:hover {
    color: var(--accent-color);
}

/* Карточки на главной */
.article-list {
    list-style: none;
    padding: 0;
}
.article-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    transition:
        transform 0.2s,
        box-shadow 0.2s;
}
.article-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
.article-card h2 {
    border: none;
    margin: 0 0 10px 0;
    font-size: 1.4rem;
}
.article-card a {
    color: var(--text-color);
    text-decoration: none;
}
.article-card a:hover {
    color: var(--accent-color);
}

/* Футер */
.footer {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    margin-top: 60px;
}

.toc-wrapper {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.toc-wrapper h3 {
    margin-top: 0;
    font-size: 1.1rem;
    text-transform: uppercase;
    color: var(--text-muted);
}

.article-content {
    margin-bottom: 30px;
    color: var(--text-muted);
}

.article-description {
    color: var(--text-muted);
    margin: 0;
}

.article-card .meta {
    margin: 10px 0 0 0;
}

.article-card .meta.a {
    color: var(--accent-color);
    font-weight: 500;
}

.feedback-block {
    text-align: center;
    padding: 30px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
}

.feedback-block h3 {
    margin-top: 0;
}

.feedback-block button {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s;
}

.author-box {
    display: flex;
    align-items: center;
    background: #f3f4f6;
    padding: 20px;
    border-radius: 8px;
    margin-top: 40px;
}

.author-box .avatar {
    font-size: 3rem;
    margin-right: 20px;
}

.author-box h4 {
    margin: 0 0 5px 0;
}

.author-box p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.related {
    margin-top: 50px;
    padding-top: 20px;
    border-top: 2px dashed var(--border-color);
}

.related ul {
    list-style: none;
    padding: 0;
    margin-top: 15px;
}

.related ul li {
    margin-bottom: 10px;
}

.related ul li a {
    font-weight: 500;
}

.faq-section {
    margin-top: 40px;
}

.faq-section .faq-content {
    margin-bottom: 20px;
}

.faq-section .faq-content h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.faq-section .faq-content p {
    margin: 0;
    color: var(--text-muted);
}

#search-input {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    width: 250px;
}

#search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    list-style: none;
    padding: 0;
    margin-top: 5px;
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

#search-results li {
    border-bottom: 1px solid var(--border-color);
}

#search-results li a {
    display: block;
    padding: 10px;
    text-decoration: none;
    color: var(--text-color);
    font-size: 13px;
}

#search-results li a strong {
    color: var(--accent-color);
}

#search-results.visible {
    display: block;
}

#dynamic-ad {
    min-height: 100px;
    margin: 30px 0;
}

.native-ad {
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-left: 4px solid #0ea5e9;
    border-radius: 6px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 15px;
}

.native-ad .ad-info {
    flex: 1;
    min-width: 250px;
}

.native-ad .ad-info h4 {
    margin: 0 0 5px 0;
    color: #0369a1;
    font-size: 1.1rem;
}

.native-ad .ad-info p {
    margin: 0;
    font-size: 0.95rem;
    color: #0c4a6e;
}

.native-ad .ad-link {
    background: #0ea5e9;
    color: white;
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: 0.2s;
}

#search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

#search-dropdown.visible {
    display: block;
}

.ad-image {
    user-select: none;
    cursor: pointer;
}

.ad-image img {
    border-radius: 12px;
    max-width: 760px;
    max-height: 140px;
    width: 100%;
    height: 100%;
}

/* Ограничение контейнера блока кода */
.highlight {
  max-width: 100%;
  margin: 1.25rem 0;
  border-radius: 8px;
  overflow: hidden;
}

/* Включение горизонтального скролла и фикс flex-строк на мобилках */
.highlight pre {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 1rem;
  font-size: 0.875rem;
  line-height: 1.5;
  box-sizing: border-box;
}

.highlight code {
  display: block;
  width: max-content;
  min-width: 100%;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Исправление flexbox-строк от Chroma */
.highlight code span[style*="display:flex"] {
  display: block !important;
  white-space: pre;
}

/* Делаем блок кода точкой позиционирования */
.highlight, pre {
  position: relative;
}

/* Кнопка "Скопировать" */
.copy-code-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 4px 8px;
  font-size: 0.75rem;
  line-height: 1;
  color: #555;
  background-color: rgba(255, 255, 255, 0.85);
  border: 1px solid #d0d0d0;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
  z-index: 10;
}

.copy-code-btn:hover {
  color: #111;
  background-color: #fff;
  border-color: #999;
}

/* Состояние после успешного копирования */
.copy-code-btn.copied {
  color: #15803d;
  background-color: #f0fdf4;
  border-color: #86efac;
}

@media (max-width: 900px) {
    ol {
        padding: 0 15px;
    }
}

@media (max-width: 540px) {
    .header-inner {
        flex-direction: column;
    }
    .search-container {
        margin-top: 15px;
    }
    .search-container,
    .search-container #search-input {
        width: 100%;
    }
}