/*
Theme Name: SimpleX
Version: 1.1
Author: 小刘同学
*/

:root {
    /* 浅色模式 */
    --bg-body: #f7f7f7;
    --bg-card: #ffffff;
    --text-primary: #333333;
    --text-secondary: #576b95;
    --text-tertiary: #888888;
    --border-color: #eeeeee;
    --accent-color: #07c160;
    --accent-hover: #06ad56;
    --toc-bg: rgba(255, 255, 255, 0.95);
    --ai-summary-bg: #f0f9eb;
    --ai-summary-border: #c2e7b0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --content-width: 677px;
    --font-size: 17px;
    --line-height: 1.75;
}

/* 深色模式 */
[data-theme="dark"] {
    --bg-body: #121212;
    --bg-card: #1e1e1e;
    --text-primary: #e0e0e0;
    --text-secondary: #7da6d9;
    --text-tertiary: #aaaaaa;
    --border-color: #333333;
    --accent-color: #07c160;
    --toc-bg: rgba(30, 30, 30, 0.95);
    --ai-summary-bg: #2c3e2c;
    --ai-summary-border: #4a6b4a;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family);
    background-color: var(--bg-body);
    color: var(--text-primary);
    font-size: var(--font-size);
    line-height: var(--line-height);
    transition: background-color 0.3s ease, color 0.3s ease;
}

a { text-decoration: none; color: var(--text-secondary); transition: color 0.2s; }
a:hover { color: var(--accent-color); }
img { max-width: 100%; height: auto; display: block; margin: 20px auto; border-radius: 4px; }

.container {
    max-width: var(--content-width);
    margin: 0 auto;
    background-color: var(--bg-card);
    min-height: 100vh;
    box-shadow: var(--shadow);
    position: relative;
}

@media (max-width: 768px) {
    .container { box-shadow: none; min-height: 100vh; }
}

/* Header */
.site-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background-color: var(--bg-card);
    z-index: 100;
}
.site-brand { font-weight: bold; font-size: 18px; color: var(--text-primary); }
.nav-actions { display: flex; gap: 15px; }
.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 20px;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 1024px) {
    #tocToggleBtn { display: none !important; }
}

/* Article Meta */
.article-meta { padding: 30px 20px 10px; text-align: center; }
.article-title { font-size: 22px; font-weight: bold; margin-bottom: 15px; color: var(--text-primary); line-height: 1.4; }
.article-info { font-size: 14px; color: var(--text-tertiary); display: flex; justify-content: center; align-items: center; gap: 10px; }

/* AI Warning */
.warning-box {
    margin: 20px;
    padding: 15px;
    background-color: #ffe3e3;
    border: 1px solid #ff4d4f;
    border-radius: 6px;
    font-size: 16px;
    position: relative;
    text-align: center;
    color: #333333; 
    opacity: 0.9;
}

/* AI Summary */
.ai-summary-box {
    margin: 20px;
    padding: 15px;
    background-color: var(--ai-summary-bg);
    border: 1px solid var(--ai-summary-border);
    border-radius: 6px;
    font-size: 15px;
    position: relative;
}
.ai-summary-title { font-weight: bold; color: var(--accent-color); margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.ai-summary-content { color: var(--text-primary); opacity: 0.9; font-size: 0.95em; }

/* Content */
.article-content { padding: 0 20px; color: var(--text-primary); word-wrap: break-word; }
.article-content p { margin: 20px 0; text-align: justify; }
.article-content h1, .article-content h2, .article-content h3 { margin-top: 40px; margin-bottom: 20px; font-weight: bold; color: var(--text-primary); }
.article-content h1 { font-size: 22px; border-left: 4px solid var(--accent-color); padding-left: 10px; }
.article-content h2 { font-size: 20px; }
.article-content h3 { font-size: 18px; }
.article-content blockquote { border-left: 4px solid var(--border-color); padding-left: 15px; color: var(--text-tertiary); margin: 20px 0; }
.article-content ul, .article-content ol { padding-left: 25px; margin: 20px 0; }
.article-content li { margin-bottom: 8px; }
.article-content code { background-color: rgba(0,0,0,0.05); padding: 2px 5px; border-radius: 3px; font-family: monospace; font-size: 0.9em; }
[data-theme="dark"] .article-content code { background-color: rgba(255,255,255,0.1); }

/* Page Nav */
.page-navigator {
    list-style: none !important; 
    padding: 0 !important; 
    margin: 10px 0 !important;
    display: flex !important;
    flex-wrap: wrap;
    justify-content: center; 
    align-items: center;
    gap: 8px;
}
.page-navigator li {
    list-style: none !important;
    display: inline-block !important;
    margin: 0 !important;
    padding: 0 !important;
    line-height: normal; 
}
.page-navigator a, 
.page-navigator span {
    display: block;
    padding: 6px 14px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-body);
    color: var(--text-secondary);
    font-size: 14px;
    text-align: center;
    min-width: 32px;
    transition: all 0.2s;
    box-sizing: border-box;
}
.page-navigator a:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background-color: var(--bg-card);
}
.page-navigator .current span,
.page-navigator .current a {
    background-color: var(--accent-color) !important;
    color: #ffffff !important;
    border-color: var(--accent-color) !important;
    font-weight: bold;
}

/* TOC */
.toc-container {
    position: fixed; right: 20px; top: 100px; width: 200px; max-height: calc(100vh - 120px);
    overflow-y: auto; background: var(--toc-bg); backdrop-filter: blur(5px);
    padding: 15px; border-radius: 8px; box-shadow: var(--shadow);
    border: 1px solid var(--border-color); z-index: 90; display: none;
}
.toc-title { font-size: 14px; font-weight: bold; margin-bottom: 10px; color: var(--text-secondary); border-bottom: 1px solid var(--border-color); padding-bottom: 5px; }
.toc-list { list-style: none; padding: 0; margin: 0; font-size: 14px; }
.toc-list li { margin-bottom: 8px; }
.toc-link { color: var(--text-tertiary); display: block; transition: all 0.2s; }
.toc-level-2 { padding-left: 15px; }
.toc-level-3 { padding-left: 30px; }
@media (min-width: 1024px) { .toc-container.has-toc { display: block; } }

/* Footer & Utilities */
.back-to-top {
    position: fixed; bottom: 30px; right: 30px; width: 45px; height: 45px;
    background-color: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 50%; box-shadow: var(--shadow); display: flex;
    align-items: center; justify-content: center; cursor: pointer;
    opacity: 0; visibility: hidden; transition: all 0.3s; z-index: 99; color: var(--text-secondary);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { color: var(--accent-color); transform: translateY(-3px); }

.article-footer { margin-top: 20px; padding-bottom: 10px; border-top: 1px solid var(--border-color); text-align: center; color: var(--text-tertiary); font-size: 14px; }

.icon { width: 20px; height: 20px; fill: currentColor; }

/* Comment List */
.comment-list { padding: 0 20px; list-style: none; margin-top: 40px; }
.comment-list li { margin-bottom: 20px; border-bottom: 1px solid var(--border-color); padding-bottom: 15px; }
.comment-body { font-size: 15px; margin-top: 5px; }
.comment-meta { font-size: 12px; color: var(--text-tertiary); }

/* Site info */
.site-info {
    text-align: center;
}
.site-info p {
    margin: 0;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-tertiary);
}
.site-info a {
    color: var(--text-tertiary);
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    transition: color 0.2s;
    margin: 0 4px;
}
.site-info a:hover {
    color: var(--accent-color);
}
.gongan-icon {
    width: 14px;
    height: 14px;
    margin-right: 4px;
    vertical-align: middle;
}