/*
Theme Name: 息阅 Xiyue
Theme URI: https://daocs.cn/
Author: 夜上海论坛编辑部
Description: daocs.cn 原创经典主题。按“先选场景、读懂项目、确认条件、记录体验”四个阅读任务组织首页，文章页按内容类型显示辅助信息块，宽正文配窄阅读任务栏。主题只负责展示，SEO 与内容字段由站点扩展提供。
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: daocs-xiyue
*/

:root {
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*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
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	background: var(--xy-bg);
	color: var(--xy-ink);
	font: 16px/1.8 var(--xy-font);
	overflow-wrap: anywhere;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--xy-accent); text-underline-offset: 3px; }
a:hover { color: var(--xy-amber); }
:focus-visible { outline: 3px solid var(--xy-focus); outline-offset: 2px; }
.screen-reader-text {
	position: absolute !important; width: 1px; height: 1px; overflow: hidden;
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.xy-skip { position: absolute; left: 12px; top: -60px; background: var(--xy-ink); color: #fff; padding: 8px 14px; z-index: 50; border-radius: 6px; }
.xy-skip:focus { top: 12px; color: #fff; }
.xy-wrap { max-width: var(--xy-wide); margin: 0 auto; padding: 0 16px; }

/* 页头 */
.xy-head { background: var(--xy-paper); border-bottom: 1px solid var(--xy-line); }
.xy-head__bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.xy-logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; color: var(--xy-ink); text-decoration: none; }
.xy-logo__seal { width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--xy-accent); color: var(--xy-accent); display: grid; place-items: center; font-size: 15px; }
.xy-logo:hover { color: var(--xy-accent); }
.xy-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.xy-nav a { display: block; padding: 6px 12px; border-radius: 999px; color: var(--xy-ink); text-decoration: none; font-size: 15px; }
.xy-nav a:hover, .xy-nav .current-menu-item > a, .xy-nav .current-cat > a { background: var(--xy-soft); color: var(--xy-accent); }
.xy-menu { display: none; }
.xy-menu summary { cursor: pointer; list-style: none; padding: 6px 12px; border: 1px solid var(--xy-line); border-radius: 999px; font-size: 15px; }
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.xy-menu[open] .xy-nav { position: absolute; left: 0; right: 0; top: 100%; background: var(--xy-paper); border-bottom: 1px solid var(--xy-line); padding: 8px 16px 14px; z-index: 20; }
.xy-menu[open] .xy-nav ul { flex-direction: column; }
.xy-head__search { display: flex; }
.xy-head__search input { width: 180px; border: 1px solid var(--xy-line); border-right: 0; border-radius: 999px 0 0 999px; padding: 6px 12px; font: inherit; font-size: 14px; background: var(--xy-bg); color: var(--xy-ink); }
.xy-head__search button, .xy-btn { border: 0; background: var(--xy-accent); color: var(--xy-accent-ink); font: inherit; font-size: 14px; padding: 6px 14px; border-radius: 0 999px 999px 0; cursor: pointer; }
.xy-btn { border-radius: 999px; text-decoration: none; display: inline-block; }
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/* 首页 */
.xy-hero { padding: 40px 0 24px; }
.xy-hero h1 { font-size: 30px; line-height: 1.35; margin: 0 0 10px; }
.xy-hero p { margin: 0; color: var(--xy-ink-2); font-size: 17px; max-width: 46em; }
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.xy-task { background: var(--xy-paper); border: 1px solid var(--xy-line); border-radius: var(--xy-radius); padding: 18px 18px 16px; position: relative; counter-increment: task; }
.xy-task::before { content: "0" counter(task); font-size: 13px; letter-spacing: .1em; color: var(--xy-amber); font-weight: 700; }
.xy-task h2 { font-size: 18px; margin: 4px 0 6px; }
.xy-task h2 a { color: var(--xy-ink); text-decoration: none; }
.xy-task h2 a::after { content: ""; position: absolute; inset: 0; }
.xy-task p { margin: 0; color: var(--xy-ink-2); font-size: 14px; line-height: 1.7; }
.xy-task:hover { border-color: var(--xy-accent); }
.xy-sec { margin: 0 0 36px; }
.xy-sec__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; border-bottom: 2px solid var(--xy-ink); padding-bottom: 6px; margin-bottom: 16px; }
.xy-sec__head h2 { font-size: 20px; margin: 0; }
.xy-sec__head a { font-size: 14px; }
.xy-picks { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.xy-pick { background: var(--xy-paper); border-radius: var(--xy-radius); overflow: hidden; border: 1px solid var(--xy-line); display: grid; grid-template-columns: 46% 1fr; }
.xy-pick__img { aspect-ratio: 4 / 3; background: var(--xy-soft); }
.xy-pick__img img, .xy-card__img img { width: 100%; height: 100%; object-fit: cover; }
.xy-pick__body { padding: 16px 18px; }
.xy-pick h3 { font-size: 18px; line-height: 1.5; margin: 6px 0 8px; }
.xy-pick h3 a, .xy-card h3 a, .xy-list h3 a { color: var(--xy-ink); text-decoration: none; }
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.xy-pick p { margin: 0; font-size: 14px; color: var(--xy-ink-2); }
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.xy-index__col { background: var(--xy-paper); border-top: 4px solid var(--xy-accent); border-radius: 0 0 var(--xy-radius) var(--xy-radius); padding: 14px 14px 10px; }
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.xy-panel { background: var(--xy-paper); border-radius: var(--xy-radius); border: 1px solid var(--xy-line); padding: 18px 20px; }
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.xy-panel > p { margin: 0 0 10px; font-size: 14px; color: var(--xy-ink-2); }
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.xy-check li { position: relative; padding: 8px 0 8px 28px; border-top: 1px solid var(--xy-soft); font-size: 15px; line-height: 1.6; }
.xy-check li::before { content: ""; position: absolute; left: 2px; top: 13px; width: 14px; height: 14px; border: 2px solid var(--xy-accent); border-radius: 3px; }
.xy-check li a { color: var(--xy-ink); text-decoration: none; }
.xy-check li a:hover { color: var(--xy-accent); }
.xy-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.xy-card { background: var(--xy-paper); border-radius: var(--xy-radius); overflow: hidden; border: 1px solid var(--xy-line); }
.xy-card__img { aspect-ratio: 4 / 3; background: var(--xy-soft); display: block; }
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.xy-card h3 { font-size: 17px; line-height: 1.5; margin: 6px 0; }
.xy-card p { margin: 0; font-size: 14px; color: var(--xy-ink-2); }
.xy-bound { background: var(--xy-soft); border-radius: var(--xy-radius); padding: 18px 22px; font-size: 15px; }
.xy-bound h2 { font-size: 18px; margin: 0 0 6px; }
.xy-bound p { margin: 0 0 6px; }
.xy-empty { background: var(--xy-paper); border: 1px dashed var(--xy-line); border-radius: var(--xy-radius); padding: 18px; color: var(--xy-ink-2); }

/* 两栏：宽正文 + 窄任务栏 */
.xy-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 32px; padding: 28px 0 40px; }
.xy-crumbs { font-size: 13px; color: var(--xy-ink-2); margin-bottom: 10px; }
.xy-crumbs a { color: var(--xy-ink-2); }
.xy-article { background: var(--xy-paper); border-radius: var(--xy-radius); padding: 30px 36px 34px; border: 1px solid var(--xy-line); min-width: 0; }
.xy-article h1 { font-size: 28px; line-height: 1.4; margin: 6px 0 12px; }
.xy-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 14px; color: var(--xy-ink-2); margin-bottom: 18px; }
.xy-summary { border-left: 4px solid var(--xy-amber); background: var(--xy-amber-soft); padding: 12px 16px; margin: 0 0 20px; border-radius: 0 6px 6px 0; font-size: 15px; }
.xy-summary strong { display: block; font-size: 13px; color: #7a4718; letter-spacing: .05em; }
.xy-toc { border: 1px solid var(--xy-line); border-radius: 8px; padding: 10px 16px; margin: 0 0 22px; font-size: 15px; }
.xy-toc summary { cursor: pointer; font-weight: 700; }
.xy-toc ol { margin: 8px 0 4px; padding-left: 22px; }
.xy-toc li { padding: 2px 0; }
.xy-content { font-size: 17px; }
.xy-content h2 { font-size: 22px; line-height: 1.45; margin: 34px 0 12px; padding-left: 12px; border-left: 4px solid var(--xy-accent); scroll-margin-top: 16px; }
.xy-content h3 { font-size: 19px; margin: 24px 0 8px; }
.xy-content p { margin: 0 0 1.05em; }
.xy-content ul, .xy-content ol { padding-left: 1.4em; margin: 0 0 1.1em; }
.xy-content li { margin: 4px 0; }
.xy-content blockquote { margin: 0 0 1.1em; padding: 10px 16px; background: var(--xy-bg); border-left: 4px solid var(--xy-line); color: var(--xy-ink-2); }
.xy-content blockquote p { margin: 0; }
.xy-content figure { margin: 18px 0 22px; }
.xy-content figure img { border-radius: 8px; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--xy-soft); }
.xy-content table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.6; }
.xy-table { overflow-x: auto; margin: 0 0 1.2em; border: 1px solid var(--xy-line); border-radius: 8px; }
.xy-content th, .xy-content td { padding: 9px 12px; border-bottom: 1px solid var(--xy-line); text-align: left; vertical-align: top; min-width: 7em; }
.xy-content th { background: var(--xy-soft); font-weight: 700; }
.xy-content tr:last-child td { border-bottom: 0; }
.xy-evidence { margin: 30px 0 0; border: 1px solid var(--xy-line); border-radius: 8px; overflow: hidden; }
.xy-evidence h2 { margin: 0; font-size: 16px; padding: 10px 16px; background: var(--xy-soft); }
.xy-evidence dl { margin: 0; padding: 6px 16px 12px; display: grid; grid-template-columns: 7.5em 1fr; gap: 6px 12px; font-size: 14px; }
.xy-evidence dt { color: var(--xy-ink-2); }
.xy-evidence dd { margin: 0; }
.xy-related { margin-top: 30px; border-top: 2px solid var(--xy-ink); padding-top: 12px; }
.xy-related h2 { font-size: 18px; margin: 0 0 8px; }
.xy-related ul { margin: 0; padding: 0; list-style: none; }
.xy-related li { padding: 7px 0; border-bottom: 1px dashed var(--xy-line); font-size: 15px; }
.xy-related a { color: var(--xy-ink); text-decoration: none; }
.xy-related a:hover { color: var(--xy-accent); }
.xy-postnav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 22px; font-size: 14px; }
.xy-postnav a { display: block; border: 1px solid var(--xy-line); border-radius: 8px; padding: 10px 12px; color: var(--xy-ink); text-decoration: none; }
.xy-postnav a span { display: block; color: var(--xy-ink-2); font-size: 12px; }
.xy-postnav .next { text-align: right; }

/* 任务栏 */
.xy-side { display: flex; flex-direction: column; gap: 18px; }
.xy-box { background: var(--xy-paper); border-radius: var(--xy-radius); border: 1px solid var(--xy-line); padding: 14px 16px; }
.xy-box h2 { font-size: 16px; margin: 0 0 6px; }
.xy-box ul, .xy-box ol { margin: 0; padding: 0; list-style: none; }
.xy-box li { padding: 6px 0; border-top: 1px solid var(--xy-soft); font-size: 14px; line-height: 1.55; }
.xy-box li:first-child { border-top: 0; }
.xy-box li a { color: var(--xy-ink); text-decoration: none; }
.xy-box li a:hover { color: var(--xy-accent); }
.xy-box li small { display: block; color: var(--xy-ink-2); font-size: 12px; }
.xy-box p { margin: 0; font-size: 14px; color: var(--xy-ink-2); }

/* 列表页 */
.xy-archive-head { background: var(--xy-paper); border-radius: var(--xy-radius); border: 1px solid var(--xy-line); padding: 22px 26px; margin-bottom: 18px; }
.xy-archive-head h1 { margin: 0 0 6px; font-size: 26px; }
.xy-archive-head p { margin: 0; color: var(--xy-ink-2); }
.xy-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.xy-row { background: var(--xy-paper); border-radius: var(--xy-radius); border: 1px solid var(--xy-line); display: grid; grid-template-columns: 184px 1fr; gap: 18px; padding: 14px; }
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.xy-row__img { aspect-ratio: 4 / 3; border-radius: 6px; overflow: hidden; background: var(--xy-soft); }
.xy-row__img img { width: 100%; height: 100%; object-fit: cover; }
.xy-list h3 { margin: 4px 0 6px; font-size: 18px; line-height: 1.5; }
.xy-list p { margin: 0; font-size: 14px; color: var(--xy-ink-2); }
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.xy-pages { margin-top: 22px; }
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.xy-pages .page-numbers { display: inline-block; min-width: 38px; text-align: center; padding: 6px 10px; border-radius: 6px; background: var(--xy-paper); border: 1px solid var(--xy-line); text-decoration: none; color: var(--xy-ink); }
.xy-pages .current { background: var(--xy-accent); color: #fff; border-color: var(--xy-accent); }
.xy-searchform { display: flex; margin-top: 12px; max-width: 460px; }
.xy-searchform input { flex: 1; min-width: 0; border: 1px solid var(--xy-line); border-right: 0; border-radius: 999px 0 0 999px; padding: 8px 14px; font: inherit; }
.xy-searchform button { border: 0; background: var(--xy-accent); color: #fff; font: inherit; padding: 8px 18px; border-radius: 0 999px 999px 0; cursor: pointer; }

/* 专题 */
.xy-guide-cond { display: grid; grid-template-columns: 7em 1fr; gap: 6px 12px; margin: 0 0 18px; font-size: 15px; background: var(--xy-bg); padding: 12px 16px; border-radius: 8px; }
.xy-guide-cond dt { color: var(--xy-ink-2); }
.xy-guide-cond dd { margin: 0; }
.xy-steps { list-style: none; counter-reset: step; padding: 0; margin: 0 0 20px; }
.xy-steps li { counter-increment: step; position: relative; padding: 12px 0 12px 46px; border-top: 1px solid var(--xy-soft); }
.xy-steps li::before { content: counter(step); position: absolute; left: 0; top: 12px; width: 32px; height: 32px; border-radius: 50%; background: var(--xy-accent); color: #fff; display: grid; place-items: center; font-weight: 700; }
.xy-steps a { font-weight: 700; color: var(--xy-ink); text-decoration: none; }
.xy-steps p { margin: 2px 0 0; font-size: 14px; color: var(--xy-ink-2); }

/* 页脚 */
.xy-foot { background: var(--xy-ink); color: #dfe6e2; padding: 28px 0 22px; font-size: 14px; margin-top: 20px; }
.xy-foot a { color: #fff; }
.xy-foot__links ul { list-style: none; margin: 0 0 10px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 18px; }
.xy-foot p { margin: 4px 0; }

@media (max-width: 1080px) {
	.xy-index { grid-template-columns: repeat(3, 1fr); }
	.xy-tasks { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
	.xy-layout { grid-template-columns: 1fr; }
	.xy-head__bar > .xy-nav { display: none; }
	.xy-menu { display: block; }
	.xy-head { position: relative; }
	.xy-picks, .xy-duo { grid-template-columns: 1fr; }
	.xy-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
	body { font-size: 15px; }
	.xy-head__search { display: none; }
	.xy-hero { padding: 24px 0 16px; }
	.xy-hero h1 { font-size: 23px; }
	.xy-tasks { gap: 10px; }
	.xy-task { padding: 12px 12px 10px; }
	.xy-task h2 { font-size: 16px; }
	.xy-task p { font-size: 13px; }
	.xy-index, .xy-cards { grid-template-columns: 1fr; }
	.xy-pick { grid-template-columns: 1fr; }
	.xy-article { padding: 20px 16px 24px; }
	.xy-article h1 { font-size: 22px; }
	.xy-content { font-size: 16px; }
	.xy-content h2 { font-size: 19px; }
	.xy-row { grid-template-columns: 112px 1fr; gap: 12px; padding: 10px; }
	.xy-list h3 { font-size: 16px; }
	.xy-list p { display: none; }
	.xy-postnav { grid-template-columns: 1fr; }
	.xy-evidence dl, .xy-guide-cond { grid-template-columns: 1fr; gap: 2px; }
	.xy-evidence dd, .xy-guide-cond dd { margin-bottom: 6px; }
}
@media (max-width: 360px) {
	.xy-tasks { grid-template-columns: 1fr; }
}