/* 文章内容页样式 — 由 export_articles.py 和 build.js 共享读取
   当作为 <style> 内联时优先级高于 style.css 中的同名规则。
   修改后需重新导出/构建才能生效。 */

/* ── 文章容器 ─────────────────────────────── */
.project-detail { max-width: 800px; margin: 0 auto; }
.project-detail h1 { font-size: 2rem; margin-bottom: 0.5rem; }

/* ── 元数据栏 ─────────────────────────────── */
.project-meta {
    color: var(--accent-color);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.project-meta i { margin-right: 0.4rem; }
.project-meta .tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--bg-hover);
    color: var(--primary-color);
    border-radius: 12px;
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

/* ── 文章正文 ─────────────────────────────── */
.project-content { line-height: 1.8; }
.project-content h1 { font-size: 1.8rem; margin: 1.5rem 0 0.75rem; }

/* TOC 锚点定位偏移（避开固定导航栏） */
.project-content h1[id],
.project-content h2[id],
.project-content h3[id],
.project-content h4[id] {
    scroll-margin-top: 72px;
}

.project-content h2 {
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 2px solid var(--border-color);
    position: relative;
    color: #2563eb;
}
html[data-theme="dark"] .project-content h2 {
    color: #60a5fa;
}
.project-content h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: #2563eb;
    border-radius: 1px;
}
html[data-theme="dark"] .project-content h2::after {
    background: #60a5fa;
}
.project-content h3 {
    font-size: 1.3rem;
    margin: 2rem 0 0.75rem;
    padding-left: 0.75rem;
    border-left: 3px solid var(--accent-color);
}
.project-content h4 {
    font-size: 1.05rem;
    margin: 1.5rem 0 0.5rem;
    color: var(--accent-color);
    font-weight: 600;
}
.project-content p { margin-bottom: 1.25rem; }
.project-content ul, .project-content ol { margin: 0.5rem 0 1.25rem 1.5rem; }
.project-content li { margin-bottom: 0.35rem; }

/* 链接 */
.project-content a { color: var(--link-color); text-decoration: underline; }
.project-content a:hover { color: var(--link-hover-color); }

/* 行内代码 */
.project-content code {
    background: var(--code-bg);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--code-color);
}

/* 代码块 */
.project-content pre {
    background: var(--code-bg);
    border-left: 3px solid var(--accent-color);
    padding: 1rem;
    margin: 1rem 0;
    overflow-x: auto;
    border-radius: 4px;
}
.project-content pre code {
    background: transparent;
    padding: 0;
    border-radius: 0;
    font-size: 0.85rem;
    display: block;
    white-space: pre-wrap;
    word-break: break-word;
}

/* 引用 */
.project-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding: 0.5rem 1rem;
    margin: 1rem 0;
    background: var(--bg-hover);
    border-radius: 0 4px 4px 0;
    color: var(--accent-color);
}

/* 表格 */
.project-content table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.project-content th, .project-content td { border: 1px solid var(--border-color); padding: 0.6rem 0.8rem; text-align: left; }
.project-content th { background: var(--bg-hover); font-weight: 600; }

/* 图片 */
.project-content img {
    max-width: 100%; height: auto; border-radius: 6px;
    display: block; margin: 1.5rem auto;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}
.project-content img:hover {
    transform: scale(1.02);
}

/* 分隔线 */
.project-content hr { border: none; border-top: 1px solid var(--border-color); margin: 1.5rem 0; }

/* ── 系列导航 ─────────────────────────────── */
.series-nav { border-top: 1px solid var(--border-color); margin-top: 2rem; padding-top: 1.5rem; }
.series-nav .series-label { display: block; font-size: 0.8rem; color: var(--accent-color); margin-bottom: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
.series-nav .series-links { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.series-nav .series-prev, .series-nav .series-next { flex: 1; padding: 0.75rem 1rem; border: 1px solid var(--border-color); border-radius: 6px; text-decoration: none; color: var(--primary-color); transition: all 0.2s; font-size: 0.9rem; }
.series-nav .series-prev:hover, .series-nav .series-next:hover { border-color: var(--primary-color); background: var(--bg-hover); }
.series-nav .disabled { flex: 1; padding: 0.75rem 1rem; color: var(--accent-color); opacity: 0.4; font-size: 0.9rem; }
.series-nav .series-pos { padding: 0 0.75rem; font-size: 0.85rem; color: var(--accent-color); white-space: nowrap; }

/* ── 响应式 ───────────────────────────────── */
@media (max-width: 768px) {
    .project-detail h1 { font-size: 1.5rem; }
    .project-content h2 { font-size: 1.25rem; }
}

/* ════════════════════════════════════════════════
   Pygments 语法高亮 (codehilite)
   覆盖默认黑色文字，为语义类名着色。
   亮色/暗色各一套，通过 data-theme 切换。

   注意：当代码块未标注语言（``` 后面没写 c/bash/python 等），
   Pygments 会猜测语法，经常产生误判的 .err 类名。
   因此 .err 在代码块内只轻微变色，不加醒目背景。
   标注了语言的代码块着色完全正常。
   ════════════════════════════════════════════════ */

/* ── 亮色主题 ──────────────────────────── */
.codehilite .hll { background-color: #ffffcc; }
.codehilite  { background: transparent; }
.codehilite .c   { color: #3D7B7B; font-style: italic; }       /* Comment */
.codehilite .err { color: #cc0000; }                            /* Error (误判常见, 不加背景) */
.codehilite .k   { color: #8959a8; font-weight: bold; }         /* Keyword */
.codehilite .o   { color: #666666; }                            /* Operator */
.codehilite .cm  { color: #3D7B7B; font-style: italic; }       /* Comment.Multiline */
.codehilite .cp  { color: #997700; }                            /* Comment.Preproc */
.codehilite .c1  { color: #3D7B7B; font-style: italic; }       /* Comment.Single */
.codehilite .cs  { color: #3D7B7B; font-style: italic; }       /* Comment.Special */
.codehilite .gd  { color: #000000; background-color: #ffdddd; } /* Generic.Deleted */
.codehilite .ge  { color: #000000; font-style: italic; }        /* Generic.Emph */
.codehilite .gr  { color: #aa0000; }                            /* Generic.Error */
.codehilite .gh  { color: #999999; }                            /* Generic.Heading */
.codehilite .gi  { color: #000000; background-color: #ddffdd; } /* Generic.Inserted */
.codehilite .go  { color: #888888; }                            /* Generic.Output */
.codehilite .gp  { color: #555555; }                            /* Generic.Prompt */
.codehilite .gs  { font-weight: bold; }                         /* Generic.Strong */
.codehilite .gu  { color: #aaaaaa; }                            /* Generic.Subheading */
.codehilite .gt  { color: #aa0000; }                            /* Generic.Traceback */
.codehilite .kc { color: #8959a8; font-weight: bold; }         /* Keyword.Constant */
.codehilite .kd { color: #8959a8; font-weight: bold; }         /* Keyword.Declaration */
.codehilite .kp { color: #8959a8; font-weight: bold; }         /* Keyword.Pseudo */
.codehilite .kr { color: #8959a8; font-weight: bold; }         /* Keyword.Reserved */
.codehilite .kt { color: #445588; font-weight: bold; }         /* Keyword.Type */
.codehilite .m  { color: #009999; }                             /* Number */
.codehilite .s  { color: #d14; }                                /* String */
.codehilite .na { color: #008080; }                             /* Name.Attribute */
.codehilite .nb { color: #0086B3; }                             /* Name.Builtin */
.codehilite .nc { color: #445588; font-weight: bold; }          /* Name.Class */
.codehilite .no { color: #008080; }                             /* Name.Constant */
.codehilite .nd { color: #3c5d5d; font-weight: bold; }          /* Name.Decorator */
.codehilite .ni { color: #800080; }                             /* Name.Entity */
.codehilite .ne { color: #990000; font-weight: bold; }          /* Name.Exception */
.codehilite .nf { color: #990000; font-weight: bold; }          /* Name.Function */
.codehilite .nl { color: #990000; font-weight: bold; }          /* Name.Label */
.codehilite .nn { color: #555555; }                             /* Name.Namespace */
.codehilite .nt { color: #000080; }                             /* Name.Tag */
.codehilite .nv { color: #008080; }                             /* Name.Variable */
.codehilite .ow { color: #666666; font-weight: bold; }          /* Operator.Word */
.codehilite .w  { color: #bbbbbb; }                             /* Text.Whitespace */
.codehilite .mf { color: #009999; }                             /* Number.Float */
.codehilite .mh { color: #009999; }                             /* Number.Hex */
.codehilite .mi { color: #009999; }                             /* Number.Integer */
.codehilite .mo { color: #009999; }                             /* Number.Oct */
.codehilite .sb { color: #d14; }                                /* String.Backtick */
.codehilite .sc { color: #d14; }                                /* String.Char */
.codehilite .sd { color: #d14; }                                /* String.Doc */
.codehilite .s2 { color: #d14; }                                /* String.Double */
.codehilite .se { color: #d14; }                                /* String.Escape */
.codehilite .sh { color: #d14; }                                /* String.Heredoc */
.codehilite .si { color: #d14; }                                /* String.Interpol */
.codehilite .sx { color: #d14; }                                /* String.Other */
.codehilite .sr { color: #009926; }                             /* String.Regex */
.codehilite .s1 { color: #d14; }                                /* String.Single */
.codehilite .ss { color: #990073; }                             /* String.Symbol */

/* ── 暗色主题 ──────────────────────────── */
html[data-theme="dark"] .codehilite { background: transparent; }
html[data-theme="dark"] .codehilite .hll { background-color: #2b2b2b; }
html[data-theme="dark"] .codehilite .c   { color: #6a9955; font-style: italic; }
html[data-theme="dark"] .codehilite .err { color: #f48771; }           /* Error (不加醒目背景) */
html[data-theme="dark"] .codehilite .k   { color: #c586c0; font-weight: bold; }
html[data-theme="dark"] .codehilite .o   { color: #888888; }
html[data-theme="dark"] .codehilite .cm  { color: #6a9955; font-style: italic; }
html[data-theme="dark"] .codehilite .cp  { color: #dcdcaa; }
html[data-theme="dark"] .codehilite .c1  { color: #6a9955; font-style: italic; }
html[data-theme="dark"] .codehilite .cs  { color: #6a9955; font-style: italic; }
html[data-theme="dark"] .codehilite .gd  { color: #d4d4d4; background-color: #5a1d1d; }
html[data-theme="dark"] .codehilite .ge  { color: #d4d4d4; font-style: italic; }
html[data-theme="dark"] .codehilite .gr  { color: #f48771; }
html[data-theme="dark"] .codehilite .gh  { color: #569cd6; }
html[data-theme="dark"] .codehilite .gi  { color: #d4d4d4; background-color: #1d3a1d; }
html[data-theme="dark"] .codehilite .go  { color: #888888; }
html[data-theme="dark"] .codehilite .gp  { color: #cccccc; }
html[data-theme="dark"] .codehilite .gs  { font-weight: bold; }
html[data-theme="dark"] .codehilite .gu  { color: #569cd6; }
html[data-theme="dark"] .codehilite .gt  { color: #f48771; }
html[data-theme="dark"] .codehilite .kc { color: #c586c0; font-weight: bold; }
html[data-theme="dark"] .codehilite .kd { color: #c586c0; font-weight: bold; }
html[data-theme="dark"] .codehilite .kp { color: #c586c0; font-weight: bold; }
html[data-theme="dark"] .codehilite .kr { color: #c586c0; font-weight: bold; }
html[data-theme="dark"] .codehilite .kt { color: #569cd6; font-weight: normal; }
html[data-theme="dark"] .codehilite .m  { color: #b5cea8; }
html[data-theme="dark"] .codehilite .s  { color: #ce9178; }
html[data-theme="dark"] .codehilite .na { color: #9cdcfe; }
html[data-theme="dark"] .codehilite .nb { color: #569cd6; }
html[data-theme="dark"] .codehilite .nc { color: #4ec9b0; font-weight: bold; }
html[data-theme="dark"] .codehilite .no { color: #4fc1ff; }
html[data-theme="dark"] .codehilite .nd { color: #c586c0; }
html[data-theme="dark"] .codehilite .ni { color: #d4d4d4; }
html[data-theme="dark"] .codehilite .ne { color: #f48771; font-weight: bold; }
html[data-theme="dark"] .codehilite .nf { color: #dcdcaa; }
html[data-theme="dark"] .codehilite .nl { color: #dcdcaa; font-weight: bold; }
html[data-theme="dark"] .codehilite .nn { color: #4ec9b0; }
html[data-theme="dark"] .codehilite .nt { color: #569cd6; }
html[data-theme="dark"] .codehilite .nv { color: #9cdcfe; }
html[data-theme="dark"] .codehilite .ow { color: #888888; font-weight: bold; }
html[data-theme="dark"] .codehilite .w  { color: #6a6a6a; }
html[data-theme="dark"] .codehilite .mf { color: #b5cea8; }
html[data-theme="dark"] .codehilite .mh { color: #b5cea8; }
html[data-theme="dark"] .codehilite .mi { color: #b5cea8; }
html[data-theme="dark"] .codehilite .mo { color: #b5cea8; }
html[data-theme="dark"] .codehilite .sb { color: #ce9178; }
html[data-theme="dark"] .codehilite .sc { color: #ce9178; }
html[data-theme="dark"] .codehilite .sd { color: #ce9178; }
html[data-theme="dark"] .codehilite .s2 { color: #ce9178; }
html[data-theme="dark"] .codehilite .se { color: #ce9178; }
html[data-theme="dark"] .codehilite .sh { color: #ce9178; }
html[data-theme="dark"] .codehilite .si { color: #ce9178; }
html[data-theme="dark"] .codehilite .sx { color: #ce9178; }
html[data-theme="dark"] .codehilite .sr { color: #d16969; }
html[data-theme="dark"] .codehilite .s1 { color: #ce9178; }
html[data-theme="dark"] .codehilite .ss { color: #ce9178; }

/* 暗色主题 — 代码块背景加深 */
html[data-theme="dark"] .project-content pre {
    background: #1e1e1e;
    border-left-color: #569cd6;
}