/* Shared Markdown Content Styles */
.article-text-revolutionary,
.markdown-content {
    line-height: 1.8;
    color: var(--text-color);
}

/* Headings */
.article-text-revolutionary h1,
.article-text-revolutionary h2,
.article-text-revolutionary h3,
.article-text-revolutionary h4,
.article-text-revolutionary h5,
.article-text-revolutionary h6,
.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
}

.article-text-revolutionary h1,
.markdown-content h1 {
    font-size: 2.5rem;
    border-bottom: 3px solid var(--primary-500);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.article-text-revolutionary h2,
.markdown-content h2 {
    font-size: 2rem;
    border-bottom: 2px solid var(--primary-300);
    padding-bottom: 0.3rem;
}

.article-text-revolutionary h3,
.markdown-content h3 {
    font-size: 1.5rem;
    color: var(--primary-600);
}

.article-text-revolutionary h4,
.markdown-content h4 {
    font-size: 1.25rem;
    color: var(--primary-500);
}

/* Paragraphs */
.article-text-revolutionary p,
.markdown-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Lists */
.article-text-revolutionary ul,
.article-text-revolutionary ol,
.markdown-content ul,
.markdown-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.article-text-revolutionary li,
.markdown-content li {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.article-text-revolutionary ul li,
.markdown-content ul li {
    list-style-type: disc;
}

.article-text-revolutionary ol li,
.markdown-content ol li {
    list-style-type: decimal;
}

/* Interactive Markdown task lists: - [ ] and - [x] */
.article-text-revolutionary li.markdown-task-item,
.markdown-content li.markdown-task-item {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    list-style: none;
    margin-left: -1.5rem;
}

.article-text-revolutionary .markdown-task-checkbox,
.markdown-content .markdown-task-checkbox {
    width: 1.15rem;
    height: 1.15rem;
    margin: 0.32rem 0 0;
    flex: 0 0 auto;
    accent-color: var(--primary-500);
    cursor: pointer;
}

.article-text-revolutionary li.markdown-task-item:has(.markdown-task-checkbox:checked),
.markdown-content li.markdown-task-item:has(.markdown-task-checkbox:checked) {
    color: var(--text-muted, #64748b);
    text-decoration: line-through;
    text-decoration-thickness: 1px;
}

.article-text-revolutionary .markdown-task-checkbox:focus-visible,
.markdown-content .markdown-task-checkbox:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--primary-500) 35%, transparent);
    outline-offset: 2px;
}

/* Unified related-article block inside course step descriptions */
.markdown-content .step-article-links {
    margin: 1.5rem 0 0;
    padding: 1rem;
    border: 1px solid color-mix(in srgb, var(--primary-500) 28%, var(--border-color));
    border-radius: 12px;
    background: color-mix(in srgb, var(--primary-500) 7%, transparent);
}

.markdown-content .step-article-links-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.7rem;
    color: var(--text-color);
}

.markdown-content .step-article-links-list {
    display: grid;
    gap: 0.5rem;
}

.markdown-content .step-article-link a {
    display: block;
    padding: 0.65rem 0.75rem;
    border-radius: 8px;
    background: color-mix(in srgb, var(--surface-color, #ffffff) 88%, transparent);
    color: var(--primary-600);
    font-weight: 600;
    line-height: 1.45;
    text-decoration: none;
    overflow-wrap: anywhere;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.markdown-content .step-article-link a:hover {
    color: var(--primary-700);
    background: color-mix(in srgb, var(--primary-500) 13%, transparent);
    transform: translateX(2px);
}

.markdown-content .step-article-link a:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--primary-500) 35%, transparent);
    outline-offset: 2px;
}

[data-theme="dark"] .markdown-content .step-article-link a {
    background: color-mix(in srgb, var(--primary-500) 12%, var(--surface-color, #111827));
    color: var(--primary-300);
}

@media (max-width: 576px) {
    .markdown-content .step-article-links {
        padding: 0.8rem;
    }

    .markdown-content .step-article-link a {
        padding: 0.65rem;
        font-size: 0.95rem;
    }
}

/* Code Blocks */
.article-text-revolutionary pre,
.markdown-content pre,
.step-section-content pre {
    background: #f8f9fa;
    color: #1e293b;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
    border-left: 4px solid var(--primary-500);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    position: relative;
}

/* Темная тема для блоков кода */
[data-theme="dark"] .article-text-revolutionary pre,
[data-theme="dark"] .markdown-content pre,
[data-theme="dark"] .step-section-content pre {
    background: #1e1e1e;
    color: #d4d4d4;
}

/* Code Block Wrapper */
.code-block-wrapper {
    position: relative;
    margin: 1.75rem 0;
    border: 1.5px solid var(--border-color, #e2e8f0);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .code-block-wrapper {
    border-color: #334155;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.code-block-wrapper pre {
    margin: 0;
    border-radius: 0;
    border-left: none;
    padding: 1.25rem 1.5rem;
}

/* Line numbers + code side by side */
.code-with-lines {
    display: flex;
    overflow: hidden;
}

.line-numbers {
    background: #eef0f3;
    color: #adb5bd;
    padding: 1.25rem 0.85rem 1.25rem 0.6rem;
    text-align: right;
    border-right: 1.5px solid var(--border-color, #e2e8f0);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    user-select: none;
    white-space: pre;
    flex-shrink: 0;
    min-width: 2.2rem;
}

[data-theme="dark"] .line-numbers {
    background: #161b22;
    color: #4b5563;
    border-right-color: #334155;
}

.code-with-lines pre {
    flex: 1;
    min-width: 0;
    overflow-x: auto;
}

/* Header bar */
.code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.45rem 0.75rem 0.45rem 1rem;
    background: #e9ecef;
    border-bottom: 1.5px solid var(--border-color, #e2e8f0);
    gap: 0.5rem;
}

[data-theme="dark"] .code-block-header {
    background: #161b22;
    border-bottom-color: #334155;
}

.code-lang-label {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: #64748b;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    user-select: none;
}

[data-theme="dark"] .code-lang-label {
    color: #94a3b8;
}

/* Copy Button */
.copy-code-btn {
    background: transparent;
    border: 1px solid #cbd5e1;
    border-radius: 5px;
    padding: 0.3rem 0.6rem;
    color: #64748b;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

[data-theme="dark"] .copy-code-btn {
    border-color: #334155;
    color: #94a3b8;
}

.copy-code-btn:hover {
    background: #f1f5f9;
    border-color: #94a3b8;
    color: #1e293b;
}

[data-theme="dark"] .copy-code-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #475569;
    color: #e2e8f0;
}

.copy-code-btn.copied,
.copy-code-btn.copied:hover,
[data-theme="dark"] .copy-code-btn.copied,
[data-theme="dark"] .copy-code-btn.copied:hover {
    background: var(--success-500, #22c55e);
    border-color: var(--success-600, #16a34a);
    color: white;
}

.copy-code-btn .copy-icon {
    width: 13px;
    height: 13px;
    fill: currentColor;
}

.copy-code-btn .copy-text {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Inline code */
.article-text-revolutionary code,
.markdown-content code {
    background: #e5e7eb;
    color: #1e293b;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
}

/* Темная тема для inline code */
[data-theme="dark"] .article-text-revolutionary code,
[data-theme="dark"] .markdown-content code {
    background: #374151;
    color: #e5e7eb;
}

.article-text-revolutionary pre code,
.markdown-content pre code,
.step-section-content pre code,
.code-with-lines pre code {
    display: block;
    background: none;
    color: inherit;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}

/* Blockquotes */
.article-text-revolutionary blockquote {
    border-left: 4px solid var(--primary-500);
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    border-radius: 0 8px 8px 0;
}

.article-text-revolutionary blockquote p {
    margin-bottom: 0;
}

/* Tables */
.article-text-revolutionary table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.article-text-revolutionary th,
.article-text-revolutionary td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.article-text-revolutionary th {
    background: var(--primary-500);
    color: white;
    font-weight: 600;
}

.article-text-revolutionary tr:hover {
    background: var(--hover-bg, rgba(0, 0, 0, 0.02));
}

/* Links */
.article-text-revolutionary a {
    color: var(--primary-500);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.article-text-revolutionary a:hover {
    color: var(--primary-600);
    border-bottom-color: var(--primary-500);
}

/* Horizontal Rule */
.article-text-revolutionary hr {
    border: none;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-300));
    margin: 2rem 0;
    border-radius: 1px;
}

/* Pygments Syntax Highlighting */
/* Убираем дополнительные стили у .highlight чтобы не было двойных блоков */
.highlight,
.markdown-content .highlight,
.article-text-revolutionary .highlight,
.step-section-content .highlight {
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
}

/* Убираем background у всех элементов внутри highlight */
.highlight span,
.highlight code,
.markdown-content .highlight span,
.markdown-content .highlight code,
.article-text-revolutionary .highlight span,
.article-text-revolutionary .highlight code,
.step-section-content .highlight span,
.step-section-content .highlight code {
    background: transparent !important;
}

/* pre.highlight — блок Pygments с собственным фоном */
pre.highlight {
    background: #f8f9fa;
    color: #1e293b;
    padding: 1.25rem 1.5rem;
    border-radius: 0;
    overflow-x: auto;
    margin: 0;
    border: none;
    border-left: none;
}

[data-theme="dark"] pre.highlight {
    background: #1e1e1e;
    color: #d4d4d4;
}

.code-block-wrapper .highlight {
    margin: 0;
}

/* Pygments tokens — light theme (default) */
.highlight .k  { color: #0033b3; }
.highlight .kn { color: #0033b3; }
.highlight .kc { color: #0033b3; }
.highlight .ow { color: #0033b3; }

.highlight .s  { color: #a31515; }
.highlight .s1 { color: #a31515; }
.highlight .s2 { color: #a31515; }

.highlight .c  { color: #3a7c3a; font-style: italic; }
.highlight .c1 { color: #3a7c3a; font-style: italic; }
.highlight .cm { color: #3a7c3a; font-style: italic; }

.highlight .m  { color: #098658; }
.highlight .mi { color: #098658; }
.highlight .mf { color: #098658; }

.highlight .nf { color: #795e26; }
.highlight .nd { color: #795e26; }
.highlight .nb { color: #0070c1; }
.highlight .nc { color: #267f99; }

.highlight .n  { color: #001080; }
.highlight .nv { color: #001080; }
.highlight .nn { color: #267f99; }

.highlight .o  { color: #333333; }
.highlight .p  { color: #333333; }

.highlight .k.k-sql { color: #0033b3; }

/* Pygments tokens — dark theme overrides */
[data-theme="dark"] .highlight .k,
[data-theme="dark"] .highlight .kn,
[data-theme="dark"] .highlight .kc,
[data-theme="dark"] .highlight .ow { color: #569cd6; }

[data-theme="dark"] .highlight .s,
[data-theme="dark"] .highlight .s1,
[data-theme="dark"] .highlight .s2 { color: #ce9178; }

[data-theme="dark"] .highlight .c,
[data-theme="dark"] .highlight .c1,
[data-theme="dark"] .highlight .cm { color: #6a9955; font-style: italic; }

[data-theme="dark"] .highlight .m,
[data-theme="dark"] .highlight .mi,
[data-theme="dark"] .highlight .mf { color: #b5cea8; }

[data-theme="dark"] .highlight .nf,
[data-theme="dark"] .highlight .nd { color: #dcdcaa; }
[data-theme="dark"] .highlight .nb { color: #4ec9b0; }
[data-theme="dark"] .highlight .nc { color: #4ec9b0; }
[data-theme="dark"] .highlight .nn { color: #4ec9b0; }

[data-theme="dark"] .highlight .n,
[data-theme="dark"] .highlight .nv { color: #9cdcfe; }

[data-theme="dark"] .highlight .o,
[data-theme="dark"] .highlight .p  { color: #d4d4d4; }

[data-theme="dark"] .highlight .k.k-sql { color: #569cd6; }

/* Dark theme variables */
:root {
    --code-bg: #1e1e1e;
    --code-text: #d4d4d4;
    --code-inline-bg: #f6f8fa;
    --code-inline-text: #24292e;
}

/* Light theme overrides */
[data-theme="light"] {
    --code-inline-bg: #f6f8fa;
    --code-inline-text: #24292e;
    --hover-bg: rgba(0, 0, 0, 0.02);
}

/* Dark theme overrides */
[data-theme="dark"] {
    --code-inline-bg: #2d2d2d;
    --code-inline-text: #d4d4d4;
    --hover-bg: rgba(255, 255, 255, 0.05);
}

/* Success color variables */
:root {
    --success-500: #22c55e;
    --success-600: #16a34a;
}

/* Responsive */
@media (max-width: 768px) {
    .article-text-revolutionary h1 {
        font-size: 2rem;
    }
    
    .article-text-revolutionary h2 {
        font-size: 1.5rem;
    }
    
    .article-text-revolutionary pre {
        padding: 1rem;
        font-size: 0.8rem;
    }
    
    .article-text-revolutionary table {
        font-size: 0.9rem;
    }
    
    .article-text-revolutionary th,
    .article-text-revolutionary td {
        padding: 0.5rem;
    }
    
    /* Copy button mobile adjustments */
    .copy-code-btn {
        position: static;
        display: flex;
        margin-top: 0.5rem;
        margin-left: auto;
        margin-right: 0;
        width: fit-content;
        opacity: 1;
        transform: none;
    }
    
    .code-block-wrapper {
        display: flex;
        flex-direction: column;
    }
    
    .copy-code-btn .copy-text {
        display: none;
    }
}