/*
Theme Name: GeneratePress Child
Template: generatepress
Description: HT宇宙设计师站 — GeneratePress child theme with custom nav, multi-level menu, and full-site ht-site class.
Version: 1.0
*/

/* ============================================================
   CSS 通过 body.ht-site 类作为选择器前缀
   (ht-site 由子主题 functions.php 通过 body_class filter 全站注入)
   ============================================================ */

:root {
  --bg: #f7f5f0;
  --bg-deep: #efe9dc;
  --card: #ffffff;
  --card-soft: #faf8f3;
  --line: #e9e3d6;
  --line-soft: #f0eadb;
  --ink: #1d1a14;
  --ink-2: #5a5448;
  --ink-3: #8c8576;
  --primary: #2f6f5e;
  --primary-soft: rgba(47,111,94,0.10);
  --accent: #c97b3f;
  --accent-soft: rgba(201,123,63,0.12);
  --accent-deep: #a05c25;
  --gold: #b5894a;
  --crimson: #9b2c2c;
  --font-display: "DM Serif Display","Noto Serif SC",serif;
  --font-serif-cn: "Noto Serif SC","Songti SC","STSong",serif;
  --font-body: "Noto Sans SC","Outfit",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-hand: "Ma Shan Zheng","Noto Serif SC",serif;
  --font-mono: "JetBrains Mono",monospace;
  --max: 1240px;
  --shadow-soft: 0 2px 8px rgba(58,40,24,0.05);
  --shadow-mid: 0 4px 18px -4px rgba(58,40,24,0.10);
}
:root[data-theme="sci"] {
  --bg: #fafbfc;
  --bg-deep: #f1f4f9;
  --card: #ffffff;
  --card-soft: #f7f9fc;
  --line: #e6ebf2;
  --line-soft: #eef2f7;
  --ink: #0f172a;
  --ink-2: #475569;
  --ink-3: #94a3b8;
  --primary: #2563eb;
  --primary-soft: rgba(37,99,235,0.10);
  --accent: #06b6d4;
  --accent-soft: rgba(6,182,212,0.12);
  --accent-deep: #1d4ed8;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }

body.ht-site {
  background: var(--bg);
  color: var(--ink);
  font: 400 15px/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--accent-soft); color: var(--ink); }
body.ht-site a { color: inherit; text-decoration: none; }
body.ht-site img,
body.ht-site svg { display:block; max-width:100%; }

/* 覆盖 GeneratePress 默认容器样式 */
body.ht-site .site,
body.ht-site .site-content,
body.ht-site .content-area,
body.ht-site .site-main,
body.ht-site .grid-container,
body.ht-site .inside-article,
body.ht-site .entry-content,
body.ht-site .inside-header,
body.ht-site .inside-navigation,
body.ht-site main,
body.ht-site article {
  display: block !important;
  background: var(--bg) !important;
  max-width: none !important;
  padding: 0 !important;
  margin: 0 !important;
  float: none !important;
  box-shadow: none !important;
}
body.ht-site .site-header,
body.ht-site .site-footer { background: transparent !important; }
body.ht-site .entry-header,
body.ht-site .entry-footer,
body.ht-site .post-image,
body.ht-site .page-header { display: none !important; }
/* 注意:不能隐藏 .entry-title 和 .wp-block-paragraph — 前者是页面标题,后者是块编辑器段落 */
/* 禁用 GP 默认主导航 */
body.ht-site .main-navigation { display: none !important; }
/* 禁用 GP 默认 site-header(它会渲染 site-title,导致双重 logo) */
body.ht-site .site-header,
body.ht-site header.site-header,
body.ht-site .site-branding,
body.ht-site .main-title,
body.ht-site .header-widget { display: none !important; height: 0 !important; overflow: hidden !important; }
/* 禁用 GP 默认 footer */
body.ht-site .site-footer,
body.ht-site footer.site-info,
body.ht-site .copyright-bar { display: none !important; }
body.ht-site { padding-top: 0 !important; }
body.ht-site img,
body.ht-site svg { max-width: 100%; height: auto; }
/* 确保 SVG icon 显示 */
body.ht-site .ht-search-btn svg,
body.ht-site .ht-theme-toggle svg,
body.ht-site .ht-card svg,
body.ht-site .ht-card-link svg,
body.ht-site .ht-btn svg,
body.ht-site .ht-cosmos { display: inline-block !important; vertical-align: middle; }

/* ============ 页面/文章正文样式 ============ */
.ht-site .entry-content {
  max-width: var(--max) !important;
  margin: 0 auto !important;
  padding: 48px 28px 64px !important;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.85;
}
.ht-site .entry-title {
  font-family: var(--font-serif-cn);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  color: var(--ink);
  margin: 32px auto 16px;
  padding: 0 28px;
  max-width: var(--max);
  letter-spacing: -0.005em;
}
.ht-site .entry-content p {
  margin: 0 0 1.2em;
  max-width: 88ch;
}
.ht-site .entry-content h2,
.ht-site .entry-content h3,
.ht-site .entry-content h4 {
  font-family: var(--font-serif-cn);
  color: var(--ink);
  margin: 1.6em 0 0.6em;
  font-weight: 700;
  letter-spacing: -0.005em;
}
.ht-site .entry-content h2 { font-size: 1.6rem; }
.ht-site .entry-content h3 { font-size: 1.3rem; }
.ht-site .entry-content h4 { font-size: 1.1rem; }
.ht-site .entry-content a { color: var(--accent-deep); text-decoration: underline; text-underline-offset: 3px; }
.ht-site .entry-content a:hover { color: var(--primary); }
.ht-site .entry-content ul,
.ht-site .entry-content ol { margin: 0 0 1.2em; padding-left: 1.5em; }
.ht-site .entry-content li { margin-bottom: 0.4em; }
.ht-site .entry-content blockquote {
  margin: 1.4em 0;
  padding: 0.9em 1.3em;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 10px 10px 0;
  color: var(--ink);
}
.ht-site .entry-content img { border-radius: 12px; margin: 1.4em 0; }
.ht-site .entry-content code {
  background: var(--bg-deep);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.92em;
}
.ht-site .entry-content pre {
  background: var(--bg-deep);
  padding: 16px 20px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 1.4em 0;
  font-family: var(--font-mono);
  font-size: 0.92em;
  line-height: 1.6;
}
.ht-site .entry-content pre code { background: transparent; padding: 0; }

/* 文章(post)类型特有 */
.ht-site article.post .entry-content,
.ht-site article.post .entry-title {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}
.ht-site article.post .entry-meta {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-3);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============ 导航 ============ */
.ht-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247,245,240,0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
:root[data-theme="sci"] .ht-nav { background: rgba(250,251,252,0.85); }
.ht-nav-inner {
  max-width: var(--max); margin: 0 auto;
  padding: 14px 28px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.ht-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-serif-cn); font-weight: 700; font-size: 1.05rem; letter-spacing: 0.02em; }
.ht-brand-mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: grid; place-items: center; color: #fff;
  font-family: var(--font-display); font-size: 1.05rem;
  box-shadow: var(--shadow-soft);
}
.ht-brand-sub {
  font-family: var(--font-mono); font-size: 0.7rem; color: var(--ink-3);
  letter-spacing: 0.1em; text-transform: uppercase;
}
.ht-menu { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.ht-menu, .ht-menu ul { list-style: none; }
.ht-menu li { list-style: none; position: relative; }
.ht-menu > li { position: relative; }
.ht-menu a { padding: 8px 14px; border-radius: 8px; font-size: 0.92rem; color: var(--ink-2); transition: all 0.2s; display: block; }
.ht-menu a:hover { color: var(--ink); background: var(--card-soft); }
/* 顶级带子菜单的项加个小箭头 */
.ht-menu > li.menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 5px; height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  margin-left: 8px;
  vertical-align: middle;
  opacity: 0.6;
}
/* 子菜单 - 默认隐藏,hover 显示 */
.ht-menu .sub-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 200px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px;
  box-shadow: var(--shadow-mid);
  z-index: 99;
  margin: 0;
}
.ht-menu .sub-menu::before {
  content: '';
  position: absolute;
  top: -6px; left: 0; right: 0;
  height: 6px;
}
.ht-menu li:hover > .sub-menu,
.ht-menu li:focus-within > .sub-menu {
  display: block;
}
.ht-menu .sub-menu li { display: block; }
.ht-menu .sub-menu a {
  display: block;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.86rem;
  white-space: nowrap;
  color: var(--ink-2);
}
.ht-menu .sub-menu a:hover { background: var(--card-soft); color: var(--ink); }
/* 三级及以上菜单嵌套 */
.ht-menu .sub-menu .sub-menu {
  top: 0;
  left: 100%;
  margin-left: 4px;
}
.ht-menu .sub-menu .menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 5px; height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg) translate(-2px, 0);
  margin-left: 8px;
  vertical-align: middle;
  opacity: 0.6;
}

.ht-tools { display: flex; align-items: center; gap: 8px; }
.ht-theme-toggle {
  border: 1px solid var(--line); background: var(--card);
  border-radius: 999px; padding: 6px 12px;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em;
  color: var(--ink-2); cursor: pointer;
  display: flex; align-items: center; gap: 6px; transition: all 0.2s;
}
.ht-theme-toggle:hover { color: var(--ink); border-color: var(--accent); }
/* 修复:GP 父主题 inline CSS 有 button { background-color: var(--contrast-3) } 全局覆盖
   用 !important + 提高特异性,确保 .ht-search-btn 自己的颜色生效 */
body.ht-site .ht-nav .ht-search-btn,
.ht-tools .ht-search-btn {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--line) !important;
  background: var(--card) !important;
  background-color: var(--card) !important;
  display: grid !important; place-items: center;
  color: var(--ink-2) !important;
  cursor: pointer;
  padding: 0;
  transition: all 0.2s;
}
.ht-tools .ht-search-btn svg,
body.ht-site .ht-nav .ht-search-btn svg {
  display: block;
  width: 16px;
  height: 16px;
  fill: none !important;
  color: inherit;
}
.ht-tools .ht-search-btn:hover,
body.ht-site .ht-nav .ht-search-btn:hover {
  color: var(--accent) !important;
  border-color: var(--accent) !important;
  background: var(--card-soft) !important;
}

/* ============ Hero (仅首页用) ============ */
.ht-hero {
  position: relative; max-width: var(--max); margin: 0 auto;
  padding: 80px 28px 64px;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center;
}
.ht-hero::before, .ht-hero::after {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
  filter: blur(40px);
}
.ht-hero::before {
  inset: -120px -200px auto auto; width: 700px; height: 700px;
  background: radial-gradient(circle, var(--accent-soft), transparent 70%);
}
.ht-hero::after {
  inset: auto auto -120px -200px; width: 600px; height: 600px;
  background: radial-gradient(circle, var(--primary-soft), transparent 70%);
}
.ht-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-deep);
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 22px;
}
.ht-eyebrow .ht-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  animation: ht-pulse 2.4s infinite;
}
@keyframes ht-pulse { 50% { opacity: 0.4; } }
.ht-hero h1 {
  font-family: var(--font-serif-cn); font-weight: 900;
  font-size: clamp(2.6rem, 5.6vw, 4.2rem);
  line-height: 1.05; letter-spacing: -0.005em;
  color: var(--ink); margin-bottom: 24px;
}
.ht-hero h1 .ht-accent {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic; font-family: var(--font-display);
}
.ht-hero-sub {
  font-size: 1.05rem; color: var(--ink-2);
  line-height: 1.7; margin-bottom: 32px; max-width: 520px;
}
.ht-hero-sub strong { color: var(--ink); font-weight: 500; }
.ht-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
.ht-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px;
  font-size: 0.95rem; font-weight: 500;
  cursor: pointer; transition: all 0.25s; border: none; font-family: inherit;
  text-decoration: none;
}
.ht-btn-primary { background: var(--ink-3); color: var(--bg); }
.ht-btn-primary:hover { background: var(--primary); transform: translateY(-1px); box-shadow: var(--shadow-mid); color: var(--bg); }
.ht-btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.ht-btn-ghost:hover { border-color: var(--ink); background: var(--card-soft); color: var(--ink); }
.ht-hero-meta {
  display: flex; gap: 28px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--ink-3); padding-top: 28px;
  border-top: 1px dashed var(--line);
}
.ht-meta-item { display: flex; flex-direction: column; gap: 4px; }
.ht-meta-num {
  font-family: var(--font-display); font-size: 1.8rem;
  color: var(--ink); line-height: 1;
}
.ht-meta-num span {
  font-size: 0.85rem; color: var(--accent-deep);
  margin-left: 4px; font-family: var(--font-serif-cn);
}

.ht-hero-visual { position: relative; aspect-ratio: 1/1; display: grid; place-items: center; }
.ht-cosmos { width: 100%; height: 100%; filter: drop-shadow(0 12px 40px rgba(47,111,94,0.18)); }

/* ============ Section (首页 + 可复用) ============ */
.ht-section { max-width: var(--max); margin: 0 auto; padding: 64px 28px; }
.ht-section-head {
  display: flex; align-items: end; justify-content: space-between;
  gap: 24px; margin-bottom: 40px; flex-wrap: wrap;
}
.ht-section-head h2 {
  font-family: var(--font-serif-cn); font-weight: 700;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  color: var(--ink); letter-spacing: -0.005em; max-width: 680px; margin: 0;
}
.ht-section-head h2 small {
  display: block; font-family: var(--font-hand);
  font-size: 0.85em; color: var(--accent-deep);
  margin-bottom: 6px; font-weight: 400; letter-spacing: 0.05em;
}
.ht-section-head p { max-width: 340px; color: var(--ink-2); font-size: 0.92rem; line-height: 1.7; margin: 0; }

.ht-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ht-card {
  position: relative; background: var(--card);
  border: 1px solid var(--line); border-radius: 18px;
  padding: 28px; transition: all 0.25s; overflow: hidden;
  text-decoration: none; color: inherit;
}
.ht-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: transform 0.4s;
}
.ht-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-mid); border-color: var(--accent); color: inherit; }
.ht-card:hover::before { transform: scaleX(1); }
.ht-card-num {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-3);
  letter-spacing: 0.18em; margin-bottom: 14px;
}
.ht-card-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--card-soft); display: grid; place-items: center;
  margin-bottom: 18px; color: var(--accent-deep);
  border: 1px solid var(--line-soft);
}
.ht-card h3 { font-family: var(--font-serif-cn); font-size: 1.25rem; font-weight: 700; margin: 0 0 8px; color: inherit; }
.ht-card p { color: var(--ink-2); font-size: 0.9rem; line-height: 1.6; margin: 0 0 18px; }
.ht-card-link {
  display: inline-flex; align-items: center; gap: 4px;
  color: var(--primary); font-size: 0.88rem; font-weight: 500;
}
.ht-card-link svg { transition: transform 0.2s; }
.ht-card:hover .ht-card-link svg { transform: translateX(4px); }
.ht-card.ht-wide {
  grid-column: span 2;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; border: none;
}
.ht-card.ht-wide::before { display: none; }
.ht-card.ht-wide .ht-card-num { opacity: 0.7; }
.ht-card.ht-wide h3 { font-size: 1.5rem; }
.ht-card.ht-wide p { color: rgba(255,255,255,0.9); }
.ht-card.ht-wide .ht-card-icon {
  background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.25); color: #fff;
}
.ht-card.ht-wide .ht-card-link { color: #fff; }
.ht-card.ht-classic {
  grid-column: span 2;
  background: linear-gradient(135deg, #4a1a4a, #9b2c5f);
  color: #fff; border: none;
}
.ht-card.ht-classic::before { display: none; }
.ht-card.ht-classic .ht-card-num { opacity: 0.7; }
.ht-card.ht-classic h3 { font-size: 1.5rem; }
.ht-card.ht-classic p { color: rgba(255,255,255,0.9); }
.ht-card.ht-classic .ht-card-icon {
  background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.25); color: #fff;
}
.ht-card.ht-classic .ht-card-link { color: #fff; }

/* ============ 引言区(古风) ============ */
.ht-quote {
  position: relative; margin: 32px auto; max-width: 920px;
  padding: 72px 48px; background: var(--card);
  border: 1px solid var(--line); border-radius: 4px; text-align: center;
}
.ht-quote::before, .ht-quote::after {
  content: ""; position: absolute; left: 50%; transform: translateX(-50%);
  width: 60px; height: 1px; background: var(--accent);
}
.ht-quote::before { top: 28px; }
.ht-quote::after { bottom: 28px; }
.ht-quote-mark {
  font-family: var(--font-display); font-size: 3rem;
  color: var(--accent); opacity: 0.6; line-height: 0.5; margin-bottom: 8px;
}
.ht-quote h3 {
  font-family: var(--font-hand); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 400; color: var(--ink); margin: 0 0 24px; letter-spacing: 0.04em;
}
.ht-quote p {
  font-family: var(--font-serif-cn); font-size: 1.05rem; line-height: 2;
  color: var(--ink-2); max-width: 640px; margin: 0 auto 14px;
}
.ht-quote .ht-seal {
  display: inline-block; margin-top: 32px; padding: 6px 14px;
  border: 1.5px solid var(--crimson); color: var(--crimson);
  font-family: var(--font-serif-cn); font-size: 0.85rem;
  letter-spacing: 0.3em; transform: rotate(-3deg);
}

/* ============ 设计哲学 ============ */
.ht-philosophy { max-width: var(--max); margin: 32px auto; padding: 64px 28px; }
.ht-philosophy-inner {
  display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: start;
  background: var(--card-soft); border: 1px solid var(--line);
  border-radius: 18px; padding: 48px;
}
.ht-philosophy-aside {
  font-family: var(--font-display); font-size: 3.5rem;
  color: var(--accent); line-height: 0.9; letter-spacing: -0.02em;
}
.ht-philosophy-aside small {
  display: block; font-family: var(--font-serif-cn); font-size: 0.95rem;
  color: var(--ink-2); font-weight: 400; margin-top: 16px;
  letter-spacing: 0.1em; line-height: 1.5;
}
.ht-pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.ht-pillar { position: relative; padding: 4px 0 4px 56px; }
.ht-pillar::before {
  content: ""; position: absolute; left: 0; top: 4px;
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--accent-soft); border: 1px solid var(--accent);
}
.ht-pillar .ht-num {
  position: absolute; left: 0; top: 4px; width: 36px; height: 36px;
  display: grid; place-items: center;
  font-family: var(--font-display); font-size: 1.2rem; color: var(--accent-deep);
}
.ht-pillar h4 { font-family: var(--font-serif-cn); font-size: 1.05rem; font-weight: 700; margin: 0 0 6px; color: var(--ink); }
.ht-pillar p { font-size: 0.88rem; color: var(--ink-2); line-height: 1.6; margin: 0; }

/* ============ 最近更新 + 加入 ============ */
.ht-two-col { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; }
.ht-updates {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 18px; padding: 28px;
}
.ht-update-item {
  display: grid; grid-template-columns: 90px 1fr auto; gap: 18px;
  padding: 18px 0; border-bottom: 1px dashed var(--line); align-items: start;
}
.ht-update-item:last-child { border-bottom: none; padding-bottom: 0; }
.ht-update-item:first-child { padding-top: 0; }
.ht-update-date {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--ink-3); letter-spacing: 0.05em; padding-top: 4px;
}
.ht-update-body h4 { font-family: var(--font-serif-cn); font-size: 1.05rem; font-weight: 700; margin: 0 0 4px; color: var(--ink); }
.ht-update-body h4 a:hover { color: var(--primary); }
.ht-cat {
  display: inline-block; font-family: var(--font-mono); font-size: 0.7rem;
  padding: 2px 8px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-deep);
  margin-right: 6px; letter-spacing: 0.05em;
}
.ht-update-body p { color: var(--ink-2); font-size: 0.88rem; margin: 4px 0 0; line-height: 1.55; }
.ht-update-stat {
  font-family: var(--font-display); font-size: 1.4rem;
  color: var(--accent); align-self: center;
}
.ht-empty {
  padding: 60px 20px; text-align: center; color: var(--ink-3); font-size: 0.92rem;
}
.ht-empty a { color: var(--primary); text-decoration: underline; }

.ht-join {
  background: var(--ink); color: var(--bg);
  border-radius: 18px; padding: 32px;
  display: flex; flex-direction: column; position: relative; overflow: hidden;
}
.ht-join::before {
  content: ""; position: absolute; top: -80px; right: -80px;
  width: 240px; height: 240px;
  background: radial-gradient(circle, var(--accent), transparent 60%);
  opacity: 0.4; filter: blur(20px);
}
.ht-join h3 { font-family: var(--font-serif-cn); font-size: 1.5rem; font-weight: 700; margin: 0 0 12px; position: relative; }
.ht-join p { font-size: 0.92rem; line-height: 1.7; opacity: 0.8; margin: 0 0 24px; position: relative; }
.ht-join ul { list-style: none; margin: 0 0 28px; padding: 0; position: relative; }
.ht-join li { padding: 8px 0 8px 22px; position: relative; font-size: 0.92rem; opacity: 0.9; }
.ht-join li::before {
  content: ""; position: absolute; left: 0; top: 16px;
  width: 12px; height: 1px; background: var(--accent);
}
.ht-join .ht-btn { position: relative; align-self: flex-start; }
.ht-join .ht-btn-primary { background: var(--accent); color: var(--ink); }
.ht-join .ht-btn-primary:hover { background: var(--bg); }

/* ============ 主题锁定(自定义字段 ht_theme_lock) ============ */
body.ht-lock-sci,
body.ht-lock-sci[data-theme="classic"] {
  --bg: #fafbfc;
  --bg-deep: #f1f4f9;
  --card: #ffffff;
  --card-soft: #f7f9fc;
  --line: #e6ebf2;
  --line-soft: #eef2f7;
  --ink: #0f172a;
  --ink-2: #475569;
  --ink-3: #94a3b8;
  --primary: #2563eb;
  --primary-soft: rgba(37,99,235,0.10);
  --accent: #06b6d4;
  --accent-soft: rgba(6,182,212,0.12);
  --accent-deep: #1d4ed8;
  --crimson: #b91c1c;
}
body.ht-lock-sci .ht-nav { background: rgba(250,251,252,0.85) !important; }
body.ht-lock-sci .ht-theme-toggle { display: none !important; }
body.ht-lock-classic .ht-theme-toggle { display: none !important; }

/* ============ Footer ============ */
.ht-foot {
  background: var(--ink);
  color: var(--bg);
  padding: 32px 28px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.ht-foot-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.ht-foot-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-serif-cn);
  font-weight: 700; font-size: 1rem;
}
.ht-foot-brand .ht-brand-mark {
  width: 28px; height: 28px;
  font-size: 0.85rem;
}
.ht-foot-meta {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.05em;
}
.ht-foot-meta a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.ht-foot-meta a:hover { color: var(--accent); }
.ht-foot-sep { opacity: 0.4; }
.ht-foot-icp {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.04em;
}
.ht-foot-icp a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  border-bottom: 1px dotted rgba(255,255,255,0.18);
  transition: color 0.2s, border-color 0.2s;
}
.ht-foot-icp a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
@media (max-width: 720px) {
  .ht-foot-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
}

/* 入场动画 */
.ht-fade { opacity: 0; transform: translateY(20px); animation: ht-fadeup 0.7s cubic-bezier(0.22,1,0.36,1) forwards; }
.ht-fade:nth-child(2) { animation-delay: 0.08s; }
.ht-fade:nth-child(3) { animation-delay: 0.16s; }
.ht-fade:nth-child(4) { animation-delay: 0.24s; }
.ht-fade:nth-child(5) { animation-delay: 0.32s; }
.ht-fade:nth-child(6) { animation-delay: 0.40s; }
@keyframes ht-fadeup { to { opacity: 1; transform: translateY(0); } }

/* 响应式 */
@media (max-width: 1024px) {
  .ht-hero { grid-template-columns: 1fr; gap: 32px; padding: 56px 24px 40px; }
  .ht-hero-visual { max-width: 460px; margin: 0 auto; }
  .ht-cards { grid-template-columns: repeat(2, 1fr); }
  .ht-card.ht-wide, .ht-card.ht-classic { grid-column: span 2; }
  .ht-philosophy-inner { grid-template-columns: 1fr; gap: 24px; padding: 32px; }
  .ht-pillars { grid-template-columns: 1fr; }
  .ht-two-col { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .ht-menu { display: none; }
  .ht-cards { grid-template-columns: 1fr; }
  .ht-card.ht-wide, .ht-card.ht-classic { grid-column: span 1; }
  .ht-update-item { grid-template-columns: 70px 1fr; }
  .ht-update-stat { display: none; }
  .ht-hero-meta { gap: 18px; }
  .ht-meta-num { font-size: 1.4rem; }
  .ht-quote { padding: 48px 20px; margin: 24px 18px; }
  .ht-section { padding: 48px 18px; }
  .ht-philosophy { padding: 32px 18px; }
  .ht-philosophy-inner { padding: 32px 20px; }
}

/* ============================================================
   强化隐藏 GP 默认 site-header / site-branding / site-footer
   (style.css 上半段已有规则,这里再加固,确保 ht-site 生效时一定隐藏)
   ============================================================ */
body.ht-site .site-header,
body.ht-site header#masthead,
body.ht-site .site-branding,
body.ht-site .main-title,
body.ht-site .header-widget,
body.ht-site .site-info,
body.ht-site .copyright-bar,
body.ht-site .main-navigation:not(.ht-menu) {
  display: none !important;
  height: 0 !important; width: 0 !important;
  visibility: hidden !important; overflow: hidden !important;
  margin: 0 !important; padding: 0 !important;
  position: absolute !important;
  pointer-events: none !important;
}

/* ============================================================
   HT 长文档子页模板 (ht-page-doc.php)
   双主题(古韵/科技)色全部走 :root 变量,切换 [data-theme="sci"] 即换色
   ============================================================ */
.ht-doc {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px 96px;
}

/* ----- Hero 元信息卡 ----- */
.ht-doc-hero {
  position: relative;
  margin: 32px auto 48px;
  padding: 88px 56px 64px;
  background: linear-gradient(135deg, #1d1a14 0%, #2a2418 100%);
  color: #f7f5f0;
  border-radius: 18px;
  overflow: hidden;
  text-align: center;
  border: 1px solid rgba(201,123,63,0.35);
  box-shadow: 0 12px 40px rgba(58,40,24,0.15);
}
:root[data-theme="sci"] .ht-doc-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-color: rgba(6,182,212,0.35);
  box-shadow: 0 12px 40px rgba(15,23,42,0.25);
}
.ht-doc-hero::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(201,123,63,0.18);
  border-radius: 12px;
  pointer-events: none;
}
:root[data-theme="sci"] .ht-doc-hero::before {
  border-color: rgba(6,182,212,0.18);
}
.ht-doc-hero-inner { position: relative; z-index: 1; }

.ht-doc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(201,123,63,0.18);
  color: #e4a575;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
:root[data-theme="sci"] .ht-doc-eyebrow {
  background: rgba(6,182,212,0.18);
  color: #67e8f9;
}
.ht-doc-eyebrow .ht-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; animation: ht-pulse 2.4s infinite;
}

.ht-doc-title {
  font-family: var(--font-serif-cn);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.15;
  letter-spacing: 0.04em;
  margin: 0 0 18px;
  background: linear-gradient(135deg, #c97b3f 0%, #f0d4a8 50%, #c97b3f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
:root[data-theme="sci"] .ht-doc-title {
  background: linear-gradient(135deg, #06b6d4 0%, #818cf8 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.ht-doc-subtitle {
  font-family: var(--font-hand);
  font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  color: rgba(247,245,240,0.72);
  letter-spacing: 0.1em;
  margin: 0 0 8px;
}

.ht-doc-meta {
  display: flex;
  justify-content: center;
  gap: 56px;
  flex-wrap: wrap;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(201,123,63,0.22);
}
:root[data-theme="sci"] .ht-doc-meta {
  border-top-color: rgba(6,182,212,0.22);
}
.ht-doc-meta-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
}
.ht-doc-meta-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(247,245,240,0.5);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.ht-doc-meta-value {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: #f7f5f0;
}
.ht-doc-meta-extra {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: rgba(247,245,240,0.62);
  line-height: 1.85;
}

/* ----- 主体布局:左 toc + 右内容 ----- */
.ht-doc-wrap {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}

/* ----- TOC 侧边栏 ----- */
.ht-doc-toc {
  position: sticky;
  top: 90px;
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 20px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  transition: padding 0.25s;
}
.ht-doc-toc.collapsed {
  padding: 14px 14px;
}
.ht-doc-toc.collapsed .ht-doc-toc-title,
.ht-doc-toc.collapsed .ht-doc-toc-nav {
  display: none;
}
.ht-doc-toc-title {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
  letter-spacing: 0.04em;
}
.ht-doc-toc-toggle {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 6px;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--ink-2);
  transition: all 0.2s;
}
.ht-doc-toc-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.ht-doc-toc-nav { font-family: var(--font-serif-cn); }
.ht-doc-toc-nav ol,
.ht-doc-toc-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.ht-doc-toc-nav .ht-toc-h2 {
  font-size: 0.92rem;
  margin: 6px 0;
}
.ht-doc-toc-nav .ht-toc-h2 > a {
  display: block;
  padding: 7px 10px;
  color: var(--ink-2);
  border-radius: 6px;
  border-left: 2px solid transparent;
  transition: all 0.2s;
  line-height: 1.4;
}
.ht-doc-toc-nav .ht-toc-h2 > a:hover {
  color: var(--ink);
  background: var(--bg-deep);
}
.ht-doc-toc-nav .ht-toc-h2.active > a {
  color: var(--accent-deep);
  background: var(--accent-soft);
  border-left-color: var(--accent);
  font-weight: 600;
}
:root[data-theme="sci"] .ht-doc-toc-nav .ht-toc-h2.active > a {
  color: var(--accent);
}
.ht-doc-toc-nav .ht-toc-h3 {
  font-size: 0.84rem;
  margin: 2px 0 2px 18px;
}
.ht-doc-toc-nav .ht-toc-h3 > a {
  display: block;
  padding: 5px 10px;
  color: var(--ink-3);
  border-radius: 4px;
  line-height: 1.4;
  transition: color 0.2s;
}
.ht-doc-toc-nav .ht-toc-h3 > a:hover {
  color: var(--ink-2);
}

/* ----- 主内容区 ----- */
.ht-doc-body {
  font-family: var(--font-serif-cn);
  font-size: 1.05rem;
  line-height: 1.95;
  color: var(--ink);
  min-width: 0;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
}
.ht-doc-body h2 {
  font-family: var(--font-serif-cn);
  font-weight: 900;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--ink);
  margin: 2em 0 0.8em;
  padding-bottom: 0.4em;
  border-bottom: 2px solid var(--line);
  letter-spacing: 0.02em;
  scroll-margin-top: 90px;
}
.ht-doc-body h2:first-child { margin-top: 0; }
.ht-doc-body h3 {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  color: var(--ink);
  margin: 1.6em 0 0.6em;
  padding-left: 14px;
  border-left: 3px solid var(--accent);
  scroll-margin-top: 90px;
}
.ht-doc-body h4 {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink-2);
  margin: 1.4em 0 0.5em;
  scroll-margin-top: 90px;
}
.ht-doc-body p { margin: 0 0 1.1em; }
.ht-doc-body a {
  color: var(--accent-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.ht-doc-body a:hover { color: var(--primary); }
.ht-doc-body ul,
.ht-doc-body ol { padding-left: 1.6em; margin: 0 0 1.2em; }
.ht-doc-body li { margin-bottom: 0.4em; }
.ht-doc-body blockquote {
  margin: 1.6em 0;
  padding: 1em 1.4em;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 12px 12px 0;
  color: var(--ink-2);
}
.ht-doc-body code {
  background: var(--bg-deep);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.92em;
}
.ht-doc-body pre {
  background: var(--bg-deep);
  padding: 18px 22px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 1.4em 0;
  font-family: var(--font-mono);
  font-size: 0.92em;
  line-height: 1.6;
  border: 1px solid var(--line);
}
.ht-doc-body pre code { background: transparent; padding: 0; }
.ht-doc-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4em 0;
  font-size: 0.94rem;
}
.ht-doc-body th,
.ht-doc-body td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
}
.ht-doc-body th {
  background: var(--card-soft);
  font-family: var(--font-serif-cn);
  font-weight: 700;
}
.ht-doc-body img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 1.4em 0;
}
.ht-doc-body hr {
  border: none;
  border-top: 1px dashed var(--line);
  margin: 2em 0;
}

/* ----- 返回顶部 ----- */
.ht-back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  border: none;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-mid);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s;
  z-index: 99;
}
.ht-back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.ht-back-to-top:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

/* ----- 响应式 ----- */
@media (max-width: 1024px) {
  .ht-doc-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .ht-doc-toc {
    position: static;
    max-height: none;
  }
}
@media (max-width: 720px) {
  .ht-doc-hero {
    padding: 56px 28px 44px;
    margin: 18px auto 32px;
  }
  .ht-doc-meta { gap: 24px; }
  .ht-doc { padding: 0 18px 64px; }
}

/* ============================================================
   [修复补丁 1] .ht-doc 的 padding/max-width 被上半段
   `body.ht-site article { padding: 0 !important; max-width: none !important }` 覆盖
   必须用更高特异性 + !important 才能胜出
   ============================================================ */
body.ht-site article.ht-doc {
  padding: 0 28px 96px !important;
  max-width: var(--max) !important;
  margin: 0 auto !important;
  width: auto !important;
  background: transparent !important;
  box-shadow: none !important;
  float: none !important;
}
body.ht-site article.ht-doc .ht-doc-hero {
  margin: 32px 0 48px !important;
  max-width: none !important;
}
body.ht-site article.ht-doc .ht-doc-wrap {
  max-width: none !important;
  padding: 0 !important;
  margin: 0 !important;
  background: transparent !important;
}
body.ht-site article.ht-doc .ht-doc-body {
  background: transparent !important;
  max-width: none !important;
  padding: 0 !important;
  margin: 0 !important;
}
body.ht-site article.ht-doc .ht-doc-toc {
  max-width: none !important;
}

/* ============================================================
   [修复补丁 2] GP 父主题的 footer 仍然输出(下半段)
   截图里还能看到 "© 2026 ... Built with GeneratePress"
   因为子主题 ht_render_foot() 已经统一接管全站页脚 + 备案号,
   所以 GP 的 footer 必须彻底隐藏(三重保险)
   ============================================================ */
body.ht-site .site-footer,
body.ht-site footer.site-info,
body.ht-site footer.site-footer,
body.ht-site .site-info,
body.ht-site .copyright-bar,
body.ht-site .inside-site-info,
body.ht-site div[class*="site-footer"],
body.ht-site footer[class*="site-info"] {
  display: none !important;
  height: 0 !important;
  width: 0 !important;
  visibility: hidden !important;
  overflow: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
  position: absolute !important;
  pointer-events: none !important;
}
/* 终极保险:无论 body class 是什么,都把 GP 自带的 site-info 藏掉 */
.site-footer .site-info, .copyright-bar {
  display: none !important;
  height: 0 !important;
  visibility: hidden !important;
}

/* ============================================================
   [修复补丁 3] WP admin bar(登录态)高度 32px,ht-nav 要避开
   ============================================================ */
body.admin-bar .ht-nav {
  top: 32px;
}
@media (max-width: 782px) {
  body.admin-bar .ht-nav { top: 46px; }
}

/* ============================================================
   [优化] 当 toc 为空(正文中无 h2/h3)时,不隐藏 tocBox
   而是显示"本文暂无章节"提示,让用户知道 toc 占位还在
   ============================================================ */
.ht-doc-toc-empty {
  font-family: var(--font-serif-cn);
  font-size: 0.85rem;
  color: var(--ink-3);
  padding: 14px 10px;
  line-height: 1.6;
  text-align: center;
  background: var(--bg-deep);
  border-radius: 8px;
  margin-top: 4px;
}

/* ============================================================
   HT 二级页面模板 (category.php)
   - 顶部 hero 分类卡
   - 页面区:大块卡片(分类下的 page)
   - 文章区:列表行(分类下的 post)
   - 按类型用不同徽章和布局区分
   双主题:全部走 :root / :root[data-theme="sci"] 变量
   ============================================================ */
/* 终极修复补丁:.ht-second 必须居中
   (与 .ht-doc 同款问题:被 body.ht-site article{ padding:0 !important } 清零) */
.ht-second,
.ht-search,
.ht-archive,
body.ht-site article.ht-second,
body.ht-site article.ht-search,
body.ht-site article.ht-archive,
body.ht-site.category article.ht-second,
body.ht-site.archive article.ht-second,
body.ht-site.archive article.ht-archive,
body.ht-site.search article.ht-search,
body.ht-site.search article.ht-archive,
body.ht-site.search-results article.ht-search {
  display: block !important;
  box-sizing: border-box !important;
  padding: 0 28px 96px !important;
  max-width: var(--max) !important;
  width: 100% !important;
  margin-left: auto !important;
  margin-right: auto !important;
  background: transparent !important;
  box-shadow: none !important;
}
body.ht-site article.ht-second .ht-second-hero {
  margin-left: 0 !important;
  margin-right: 0 !important;
  max-width: none !important;
}
body.ht-site article.ht-second .ht-second-block,
body.ht-site article.ht-search .ht-second-block {
  max-width: none !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}
body.ht-site article.ht-search .ht-second-hero {
  margin-left: 0 !important;
  margin-right: 0 !important;
  max-width: none !important;
}
body.ht-site article.ht-second .ht-second-pages-grid {
  background: transparent !important;
}
body.ht-site article.ht-second .ht-second-posts-list {
  background: var(--card) !important;
}
body.ht-site article.ht-second .ht-second-page-card {
  background: var(--card) !important;
  border: 1px solid var(--line) !important;
}

.ht-second {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px 96px;
}

/* ----- Hero 分类头 ----- */
.ht-second-hero {
  position: relative;
  margin: 32px auto 56px;
  padding: 80px 56px 56px;
  background: linear-gradient(135deg, #1d1a14 0%, #2a2418 100%);
  color: #f7f5f0;
  border-radius: 18px;
  overflow: hidden;
  text-align: center;
  border: 1px solid rgba(201,123,63,0.35);
  box-shadow: 0 12px 40px rgba(58,40,24,0.15);
}
:root[data-theme="sci"] .ht-second-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-color: rgba(6,182,212,0.35);
}
.ht-second-hero::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(201,123,63,0.18);
  border-radius: 12px;
  pointer-events: none;
}
:root[data-theme="sci"] .ht-second-hero::before {
  border-color: rgba(6,182,212,0.18);
}
.ht-second-hero-inner { position: relative; z-index: 1; }

.ht-second-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(201,123,63,0.18);
  color: #e4a575;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
:root[data-theme="sci"] .ht-second-eyebrow {
  background: rgba(6,182,212,0.18);
  color: #67e8f9;
}
.ht-second-eyebrow .ht-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; animation: ht-pulse 2.4s infinite;
}

.ht-second-title {
  font-family: var(--font-serif-cn);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.15;
  letter-spacing: 0.04em;
  margin: 0 0 18px;
  color: #f7f5f0;
  background: linear-gradient(135deg, #c97b3f 0%, #f0d4a8 50%, #c97b3f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
:root[data-theme="sci"] .ht-second-title {
  background: linear-gradient(135deg, #06b6d4 0%, #818cf8 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.ht-second-title small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.32em;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 400;
  background: none;
  -webkit-text-fill-color: rgba(247,245,240,0.45);
  color: rgba(247,245,240,0.45);
  margin-bottom: 8px;
  -webkit-background-clip: border-box;
  background-clip: border-box;
}

.ht-second-desc {
  font-family: var(--font-hand);
  font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  color: rgba(247,245,240,0.72);
  letter-spacing: 0.05em;
  margin: 0 auto 32px;
  max-width: 720px;
  line-height: 1.6;
}

.ht-second-meta {
  display: flex;
  justify-content: center;
  gap: 56px;
  flex-wrap: wrap;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(201,123,63,0.22);
}
:root[data-theme="sci"] .ht-second-meta {
  border-top-color: rgba(6,182,212,0.22);
}
.ht-second-meta-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
}
.ht-second-meta-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(247,245,240,0.5);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.ht-second-meta-value {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: #f7f5f0;
}

/* ----- 区块通用 ----- */
.ht-second-block {
  margin: 56px auto;
}
.ht-second-block-head {
  margin-bottom: 32px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--line);
}
.ht-second-block-head h2 {
  font-family: var(--font-serif-cn);
  font-weight: 900;
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  color: var(--ink);
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.ht-second-block-head p {
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0;
}

/* ----- 类型徽章(用于"页面" / "文章" 标记)----- */
.ht-second-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  font-weight: 600;
  text-transform: uppercase;
  white-space: nowrap;
}
.ht-second-tag-page {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid var(--primary);
}
:root[data-theme="sci"] .ht-second-tag-page {
  background: rgba(37,99,235,0.15);
  color: #60a5fa;
  border-color: #3b82f6;
}
.ht-second-tag-post {
  background: var(--accent-soft);
  color: var(--accent-deep);
  border: 1px solid var(--accent);
}
:root[data-theme="sci"] .ht-second-tag-post {
  background: rgba(6,182,212,0.15);
  color: #22d3ee;
  border-color: #06b6d4;
}

/* ----- 页面区:大块卡片 ----- */
.ht-second-pages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}
.ht-second-page-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: all 0.25s;
}
.ht-second-page-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}
.ht-second-page-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-mid);
  border-color: var(--accent);
}
.ht-second-page-card:hover::before { transform: scaleX(1); }

.ht-second-page-num {
  position: absolute;
  top: 16px;
  right: 22px;
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--ink-3);
  opacity: 0.25;
  line-height: 1;
}

.ht-second-page-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.15em;
  margin-bottom: 14px;
}
:root[data-theme="sci"] .ht-second-page-tag {
  background: rgba(37,99,235,0.15);
  color: #60a5fa;
}

.ht-second-page-title {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}
.ht-second-page-excerpt {
  font-size: 0.9rem;
  color: var(--ink-2);
  line-height: 1.65;
  margin: 0 0 20px;
  flex: 1;
}
.ht-second-page-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 500;
}
:root[data-theme="sci"] .ht-second-page-link {
  color: var(--accent);
}
.ht-second-page-link svg { transition: transform 0.2s; }
.ht-second-page-card:hover .ht-second-page-link svg {
  transform: translateX(4px);
}

/* ----- 文章区:列表行 ----- */
.ht-second-posts-list {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 4px 28px;
}
.ht-second-post-row {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px dashed var(--line);
  align-items: start;
}
.ht-second-post-row:last-child { border-bottom: none; }

.ht-second-post-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-3);
  letter-spacing: 0.05em;
  padding-top: 4px;
}
.ht-second-post-body { min-width: 0; }
.ht-second-post-tag-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.ht-second-post-cat {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-2);
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--bg-deep);
}
.ht-second-post-title {
  font-family: var(--font-serif-cn);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 6px;
  line-height: 1.4;
}
.ht-second-post-title a {
  color: var(--ink);
  text-decoration: none;
}
.ht-second-post-title a:hover {
  color: var(--accent-deep);
}
:root[data-theme="sci"] .ht-second-post-title a:hover {
  color: var(--accent);
}
.ht-second-post-excerpt {
  font-size: 0.88rem;
  color: var(--ink-2);
  line-height: 1.6;
  margin: 0 0 10px;
}
.ht-second-post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.ht-second-post-tag-chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg-deep);
}
.ht-second-post-stat {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--accent);
  align-self: center;
}
:root[data-theme="sci"] .ht-second-post-stat {
  color: var(--accent);
}

/* ----- 分页 ----- */
.ht-second-pagination {
  margin-top: 32px;
  display: flex;
  justify-content: center;
}
.ht-second-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  margin: 0 4px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.2s;
}
.ht-second-pagination .page-numbers:hover {
  color: var(--accent-deep);
  border-color: var(--accent);
}
.ht-second-pagination .current {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
:root[data-theme="sci"] .ht-second-pagination .current {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* ----- 空状态 ----- */
.ht-second-empty {
  text-align: center;
  padding: 80px 24px;
  background: var(--card-soft);
  border: 1px dashed var(--line);
  border-radius: 18px;
}
.ht-second-empty-icon {
  font-size: 3rem;
  color: var(--ink-3);
  margin-bottom: 18px;
}
.ht-second-empty h2 {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--ink-2);
  margin: 0 0 12px;
}
.ht-second-empty p {
  color: var(--ink-3);
  font-size: 0.92rem;
  margin: 0;
}
.ht-second-empty a { color: var(--accent-deep); text-decoration: underline; }

/* ----- 响应式 ----- */
@media (max-width: 1024px) {
  .ht-second-pages-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .ht-second-hero {
    padding: 56px 24px 40px;
    margin: 18px auto 32px;
  }
  .ht-second-meta { gap: 24px; }
  .ht-second { padding: 0 18px 64px; }
  .ht-second-post-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .ht-second-post-date { padding-top: 0; }
  .ht-second-post-stat { align-self: flex-start; }
  .ht-second-posts-list { padding: 4px 18px; }
}

/* ============================================================
   HT 文章页模板 (single.php)专属样式
   复用 .ht-doc-* 基础结构,只补充 post 特有的:
   - 标签条
   - 上一篇/下一篇导航
   - 评论区
   - 文章内 author bio
   双主题:全部走 :root / :root[data-theme="sci"] 变量
   ============================================================ */

/* 强化:.ht-doc-post 同样享受 .ht-doc 的居中+padding 修复 */
body.ht-site article.ht-doc.ht-doc-post {
  padding: 0 28px 96px !important;
  max-width: var(--max) !important;
  margin: 0 auto !important;
  width: auto !important;
}

/* ----- 标签条(分类 + 标签)----- */
.ht-doc-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(201,123,63,0.18);
}
:root[data-theme="sci"] .ht-doc-tags {
  border-top-color: rgba(6,182,212,0.18);
}
.ht-doc-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: all 0.2s;
}
.ht-doc-tag-cat {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid var(--primary);
}
:root[data-theme="sci"] .ht-doc-tag-cat {
  background: rgba(37,99,235,0.15);
  color: #60a5fa;
  border-color: #3b82f6;
}
.ht-doc-tag-tag {
  background: var(--gold);
  color: var(--line-soft);
  border: 1px solid var(--line);
}
.ht-doc-tag:hover {
  transform: translateY(-1px);
  filter: brightness(1.1);
}

/* ----- 上一篇/下一篇导航 ----- */
.ht-post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 2px dashed var(--line);
}
.ht-post-nav-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 24px;
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
  min-height: 80px;
}
.ht-post-nav-card:hover {
  border-color: var(--accent);
  background: var(--card);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}
.ht-post-nav-prev { text-align: left; }
.ht-post-nav-next { text-align: right; align-items: flex-end; }
.ht-post-nav-disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.ht-post-nav-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.ht-post-nav-title {
  font-family: var(--font-serif-cn);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}
.ht-post-nav-card:hover .ht-post-nav-title {
  color: var(--accent-deep);
}
:root[data-theme="sci"] .ht-post-nav-card:hover .ht-post-nav-title {
  color: var(--accent);
}

/* ----- 评论区 ----- */
.ht-comments {
  max-width: 920px;
  margin: 56px auto 0;
  padding: 48px 28px 0;
  border-top: 1px solid var(--line);
}
.ht-comments-head {
  margin-bottom: 32px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--line);
}
.ht-comments-head h2 {
  font-family: var(--font-serif-cn);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--ink);
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.ht-comments-head p {
  color: var(--ink-2);
  font-size: 0.92rem;
  margin: 0;
}

/* WP 原生评论表单 / 列表 - 重写默认丑陋样式 */
.ht-comments .comments-area,
.ht-comments #comments,
.ht-comments .comment-list,
.ht-comments .comment-respond,
.ht-comments .comment-body,
.ht-comments .comment-form {
  background: transparent !important;
  border: none !important;
  padding: 0 !important;
  margin: 0 !important;
  color: var(--ink) !important;
  max-width: none !important;
  box-shadow: none !important;
}
.ht-comments .comment-list {
  list-style: none;
  margin: 0 0 40px !important;
  padding: 0 !important;
}
.ht-comments .comment-body {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 20px 24px !important;
  margin-bottom: 14px !important;
  background: var(--card-soft) !important;
  border: 1px solid var(--line) !important;
  border-radius: 12px !important;
}
.ht-comments .comment-author {
  display: none;
}
.ht-comments .comment-meta {
  grid-column: 2;
  margin: 0 0 8px !important;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-3);
}
.ht-comments .comment-meta .fn {
  font-family: var(--font-serif-cn);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-right: 12px;
  font-style: normal;
}
.ht-comments .comment-metadata {
  display: inline;
}
.ht-comments .comment-metadata a {
  color: var(--ink-3);
  text-decoration: none;
}
.ht-comments .comment-content {
  grid-column: 2;
  font-family: var(--font-serif-cn);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink);
}
.ht-comments .comment-content p { margin: 0 0 0.6em; }
.ht-comments .comment-content p:last-child { margin-bottom: 0; }
.ht-comments .comment .avatar {
  grid-row: 1 / 3;
  width: 48px !important;
  height: 48px !important;
  border-radius: 50% !important;
  border: 2px solid var(--line);
}
.ht-comments .reply { grid-column: 2; margin-top: 6px; }
.ht-comments .reply a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-deep);
  text-decoration: none;
  letter-spacing: 0.05em;
}
:root[data-theme="sci"] .ht-comments .reply a { color: var(--accent); }
.ht-comments .children {
  list-style: none;
  margin-left: 32px !important;
  margin-top: 12px !important;
  padding: 0 !important;
  border-left: 2px solid var(--line);
  padding-left: 12px !important;
}

/* 评论表单 */
.ht-comments .comment-respond {
  margin-top: 24px !important;
  padding: 28px !important;
  background: var(--card-soft) !important;
  border: 1px solid var(--line) !important;
  border-radius: 12px !important;
}
.ht-comments #reply-title {
  font-family: var(--font-serif-cn);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.ht-comments #reply-title small {
  font-size: 0.85rem;
  font-weight: 400;
  margin-left: auto;
}
.ht-comments #reply-title small a {
  color: var(--ink-3);
  text-decoration: none;
}
.ht-comments .comment-form p {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 0 14px !important;
}
.ht-comments .comment-form label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ht-comments .comment-form input[type="text"],
.ht-comments .comment-form input[type="email"],
.ht-comments .comment-form input[type="url"],
.ht-comments .comment-form textarea {
  width: 100% !important;
  padding: 10px 14px !important;
  background: var(--card) !important;
  color: var(--ink) !important;
  border: 1px solid var(--line) !important;
  border-radius: 8px !important;
  font-family: var(--font-body) !important;
  font-size: 0.95rem !important;
  line-height: 1.6 !important;
  max-width: none !important;
  box-sizing: border-box !important;
}
.ht-comments .comment-form input:focus,
.ht-comments .comment-form textarea:focus {
  outline: none;
  border-color: var(--accent) !important;
  background: var(--card) !important;
}
:root[data-theme="sci"] .ht-comments .comment-form input:focus,
:root[data-theme="sci"] .ht-comments .comment-form textarea:focus {
  border-color: var(--accent) !important;
}
.ht-comments .comment-form-cookies-consent {
  flex-direction: row !important;
  align-items: center !important;
  gap: 8px !important;
}
.ht-comments .comment-form-cookies-consent label {
  text-transform: none !important;
  letter-spacing: 0 !important;
  font-size: 0.85rem !important;
  color: var(--ink-2) !important;
}
.ht-comments .form-submit {
  margin-top: 12px !important;
}
.ht-comments .form-submit #submit,
.ht-comments .submit {
  background: var(--ink) !important;
  color: var(--bg) !important;
  border: none !important;
  padding: 12px 32px !important;
  border-radius: 999px !important;
  font-family: var(--font-mono) !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.1em !important;
  cursor: pointer;
  transition: all 0.2s;
}
.ht-comments .form-submit #submit:hover,
.ht-comments .submit:hover {
  background: var(--primary) !important;
  transform: translateY(-1px);
}
:root[data-theme="sci"] .ht-comments .form-submit #submit,
:root[data-theme="sci"] .ht-comments .submit {
  background: var(--primary) !important;
  color: #fff !important;
}
:root[data-theme="sci"] .ht-comments .form-submit #submit:hover {
  background: var(--accent) !important;
}

.ht-comments .no-comments {
  padding: 24px;
  background: var(--card-soft);
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--ink-3);
  font-family: var(--font-serif-cn);
  text-align: center;
  font-style: italic;
}

/* ----- 响应式 ----- */
@media (max-width: 720px) {
  .ht-doc-tags { padding: 16px 12px 0; }
  .ht-post-nav { grid-template-columns: 1fr; }
  .ht-comments { padding: 32px 18px 0; }
  .ht-comments .comment-body { grid-template-columns: 40px 1fr; padding: 16px !important; }
  .ht-comments .comment-content { grid-column: 1 / 3; }
  .ht-comments .reply { grid-column: 1 / 3; }
}

/* ============================================================
   HT 搜索浮层美化(GP 父主题默认的 #gp-search 模态框)
   ht-search-btn 已通过 data-gpmodal-trigger="gp-search" 触发它
   这里把 GP 默认样式覆盖为 HT 风格(古韵/科技 双主题)
   ============================================================ */

/* 1) 遮罩层:深色半透明 + 背景虚化 */
body.ht-site .gp-search-modal .gp-modal__overlay {
  background: rgba(15, 23, 42, 0.62) !important;
  backdrop-filter: blur(8px) !important;
  -webkit-backdrop-filter: blur(8px) !important;
}
:root[data-theme="sci"] body.ht-site .gp-search-modal .gp-modal__overlay {
  background: rgba(15, 23, 42, 0.55) !important;
}

/* 2) 容器:去掉 GP 默认背景 */
body.ht-site .gp-search-modal .gp-modal__container {
  background: transparent !important;
  padding: 0 !important;
  max-width: none !important;
}

/* 3) 表单本体:硬编码浅色背景 + 深色文字(不依赖 CSS 变量,确保不被覆盖) */
body.ht-site .gp-search-modal .search-modal-form {
  width: 600px !important;
  max-width: calc(100vw - 48px) !important;
  background: #ffffff !important;
  background-color: #ffffff !important;
  color: #1f2937 !important;
  border: 1px solid rgba(29, 26, 20, 0.12) !important;
  border-radius: 18px !important;
  padding: 10px 10px 10px 28px !important;
  box-shadow: 0 24px 60px rgba(58, 40, 24, 0.28) !important;
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
}

/* 4) 输入框:深色文字(硬编码),HT 衬线字体 */
body.ht-site .gp-search-modal .search-modal-fields {
  display: flex !important;
  align-items: center !important;
  width: 100% !important;
  gap: 8px !important;
}
body.ht-site .gp-search-modal .search-field,
body.ht-site .gp-search-modal input[type="search"] {
  background: transparent !important;
  background-color: transparent !important;
  color: #1d1a14 !important;
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  font-family: var(--font-serif-cn) !important;
  font-size: 1.1rem !important;
  letter-spacing: 0.04em;
  height: 60px !important;
  width: 100% !important;
  padding: 0 !important;
  max-width: none !important;
}
body.ht-site .gp-search-modal .search-field::placeholder {
  color: rgba(29, 26, 20, 0.4) !important;
  opacity: 1 !important;
}
body.ht-site .gp-search-modal .search-field:focus {
  border: none !important;
  outline: none !important;
}

/* 5) 隐藏浏览器原生的 <input type="search"> 清除按钮(那个蓝 X) */
body.ht-site .gp-search-modal input[type="search"]::-webkit-search-cancel-button,
body.ht-site .gp-search-modal input[type="search"]::-webkit-search-decoration,
body.ht-site .gp-search-modal input[type="search"]::-webkit-search-results-button,
body.ht-site .gp-search-modal input[type="search"]::-webkit-search-results-decoration {
  -webkit-appearance: none !important;
  appearance: none !important;
  display: none !important;
}

/* 6) 提交按钮:圆形 + 古韵/科技 双色 + hover 动效 */
body.ht-site .gp-search-modal .search-modal-fields button {
  width: 48px !important;
  height: 48px !important;
  min-width: 48px !important;
  border-radius: 50% !important;
  background: var(--ink) !important;
  background-color: var(--ink) !important;
  color: var(--bg) !important;
  border: none !important;
  padding: 0 !important;
  cursor: pointer !important;
  display: grid !important;
  place-items: center !important;
  flex-shrink: 0 !important;
  transition: all 0.2s !important;
}
body.ht-site .gp-search-modal .search-modal-fields button svg {
  width: 18px !important;
  height: 18px !important;
  fill: currentColor !important;
  color: inherit !important;
}
body.ht-site .gp-search-modal .search-modal-fields button:hover {
  background: var(--primary) !important;
  background-color: var(--primary) !important;
  transform: scale(1.06) !important;
}
body.ht-site .gp-search-modal .search-modal-fields button:active {
  transform: scale(0.96) !important;
}

/* 7) 科技主题:按钮变蓝青 */
:root[data-theme="sci"] body.ht-site .gp-search-modal .search-modal-fields button {
  background: var(--primary) !important;
  background-color: var(--primary) !important;
  color: #fff !important;
}
:root[data-theme="sci"] body.ht-site .gp-search-modal .search-modal-fields button:hover {
  background: var(--accent) !important;
  background-color: var(--accent) !important;
}

/* 8) 表单获得焦点时:描边变金色/青色 + 微微放大 */
body.ht-site .gp-search-modal .search-modal-form:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 24px 60px rgba(201, 123, 63, 0.35) !important;
}
:root[data-theme="sci"] body.ht-site .gp-search-modal .search-modal-form:focus-within {
  border-color: var(--accent) !important;
  box-shadow: 0 24px 60px rgba(6, 182, 212, 0.35) !important;
}

/* 9) 响应式:移动端全宽 */
@media (max-width: 720px) {
  body.ht-site .gp-search-modal .search-modal-form {
    width: calc(100vw - 32px) !important;
    padding: 8px 8px 8px 18px !important;
  }
  body.ht-site .gp-search-modal .search-field,
  body.ht-site .gp-search-modal input[type="search"] {
    font-size: 1rem !important;
    height: 50px !important;
  }
  body.ht-site .gp-search-modal .search-modal-fields button {
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
  }
}

/* ===== 10) 全站图片灯箱(js/ht-lightbox.js 驱动,自动排除 hero) ===== */

body.ht-site img.ht-lbable {
  cursor: zoom-in;
  transition: box-shadow .25s ease, filter .25s ease;
}
body.ht-site img.ht-lbable:hover {
  filter: brightness(1.06);
  box-shadow: 0 10px 34px rgba(0, 0, 0, .28);
}
body.ht-site img.ht-lbable:focus-visible {
  outline: 2px solid var(--accent, #c97b3f);
  outline-offset: 3px;
}
html.ht-lb-open, html.ht-lb-open body { overflow: hidden !important; }

body.ht-site .ht-lb {
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 100000;
  background: rgba(8, 6, 4, .93);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  cursor: zoom-out;
}
body.ht-site .ht-lb[hidden] { display: none !important; }

body.ht-site .ht-lb-img {
  position: absolute;
  top: 50%; left: 50%;
  max-width: 92vw;
  max-height: 82vh;
  border-radius: 8px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, .6);
  cursor: grab;
  transform-origin: center center;
  user-select: none;
  -webkit-user-drag: none;
}
body.ht-site .ht-lb.is-drag .ht-lb-img { cursor: grabbing; }

body.ht-site .ht-lb-cap {
  position: absolute;
  left: 50%; bottom: 22px;
  transform: translateX(-50%);
  width: min(760px, 88vw);
  text-align: center;
  color: #e8e0d0;
  font-size: 14px;
  line-height: 1.7;
  background: rgba(0, 0, 0, .38);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 8px;
  padding: 10px 16px;
}
body.ht-site .ht-lb-btn {
  position: absolute;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, .22);
  background: rgba(20, 16, 12, .62);
  color: #f0e8d8;
  border-radius: 50%;
  width: 46px; height: 46px;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
body.ht-site .ht-lb-btn:hover {
  background: var(--accent, #c97b3f);
  color: #fff;
  transform: scale(1.06);
}
body.ht-site .ht-lb-btn:focus-visible {
  outline: 2px solid var(--gold, #b8893a);
  outline-offset: 2px;
}
body.ht-site .ht-lb-btn[hidden] { display: none !important; }
body.ht-site .ht-lb-close { top: 20px; right: 20px; }
body.ht-site .ht-lb-prev  { top: 50%; left: 20px;  margin-top: -23px; }
body.ht-site .ht-lb-next  { top: 50%; right: 20px; margin-top: -23px; }

@media (max-width: 720px) {
  body.ht-site .ht-lb-btn { width: 40px; height: 40px; font-size: 22px; }
  body.ht-site .ht-lb-close { top: 12px; right: 12px; }
  body.ht-site .ht-lb-prev { left: 8px; }
  body.ht-site .ht-lb-next { right: 8px; }
  body.ht-site .ht-lb-img { max-width: 96vw; max-height: 74vh; }
  body.ht-site .ht-lb-cap { bottom: 14px; font-size: 13px; padding: 8px 12px; }
}