/* ============================================================
   大郭出海记 · main.css
   设计语言移植自 Hugoplate（zeon-studio，黑白灰极简体系）：
   - 令牌：:root 浅色 / .dark 深色 双套 CSS 变量
   - 表格：圆角细外框(::before) + 浅灰表头带 + 松弛行距，无斑马纹
   - 框架：1320px 外框、sticky 不透明页头、浅灰页脚
   - 中文字体：系统黑体族（不加载远程 Google Fonts）
   类名与 JS 钩子（#filter-chips / #card-grid / .faq / #site-search）保持不变
   ============================================================ */

:root {
  /* Hugoplate 浅色令牌 */
  --bg: #ffffff;
  --bg-soft: #f6f6f6;
  --ink: #121212;        /* primary：按钮、强调、active */
  --text: #040404;       /* 标题 / strong */
  --text-2: #444444;     /* 正文 */
  --text-3: #717171;     /* 弱化说明 */
  --border: #eaeaea;
  --border-strong: #cbcbcb;
  /* 分类 / 分级彩色标签（保留彩色编码） */
  --accent: #2563eb;
  --positive: #16a34a;
  --purple: #9333ea;
  --warning: #d97706;
  --c-stack: var(--accent);
  --c-corp: var(--positive);
  --c-fx: var(--purple);
  --c-growth: var(--warning);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --r-s: 4px;
  --r-m: 8px;
  --r-l: 16px;
  color-scheme: light;
}

.dark {
  /* Hugoplate 深色令牌 */
  --bg: #1c1c1c;
  --bg-soft: #222222;
  --ink: #ffffff;
  --text: #ffffff;
  --text-2: #b4afb6;
  --text-3: #8f8a93;
  --border: #3e3e3e;
  --border-strong: #575757;
  color-scheme: dark;
}

/* ---------- 基础 ---------- */

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-2);
  background: var(--bg);
  transition: background-color .2s ease, color .2s ease;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; height: auto; }

.container { max-width: 1320px; margin: 0 auto; padding: 0 24px; }

/* ---------- 页头 / 导航（Hugoplate：sticky 不透明、无阴影） ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  flex-wrap: wrap;
}

.logo { display: flex; flex-direction: column; line-height: 1.35; font-size: 18px; font-weight: 700; color: var(--text); letter-spacing: .01em; }
.logo .domain { font-size: 13px; font-weight: 400; color: var(--text-3); margin-left: 8px; }
.logo .logo-line2 { font-size: 11.5px; font-weight: 400; color: var(--text-3); letter-spacing: .02em; }

.nav { display: flex; align-items: center; gap: 2px; margin-left: auto; flex-wrap: wrap; }

.nav-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
  padding: 8px 12px;
  border-radius: var(--r-s);
  cursor: pointer;
}
.nav-link:hover { color: var(--ink); background: var(--bg-soft); }
.nav-link.active { color: var(--text); }
.nav a.nav-cta { border: 1px solid var(--border-strong); color: var(--text); font-weight: 600; }
.nav a.nav-cta:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* 二级下拉：主项是链接（点击跳列表页），▾ 按钮切换；桌面 hover/focus 也展开（top:100% 无缝隙） */
.nav-has-children { position: relative; display: flex; align-items: center; }
.nav-caret {
  border: 0;
  background: none;
  padding: 8px 2px 8px 4px;
  color: var(--text-3);
  font-size: 11px;
  cursor: pointer;
  font-family: inherit;
  transition: transform .15s ease;
}
.nav-caret:hover { color: var(--text); }
.nav-caret[aria-expanded="true"] { transform: rotate(180deg); }

.nav-dropdown {
  display: none;
  list-style: none;
  margin: 0;
  padding: 10px;
  min-width: 180px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-m);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .07);
}
.dark .nav-dropdown { box-shadow: 0 4px 14px rgba(0, 0, 0, .4); }
.nav-dropdown a {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  padding: 8px 12px;
  border-radius: var(--r-s);
}
.nav-dropdown a:hover { color: var(--ink); background: var(--bg-soft); }
.nav-dropdown a.active { color: var(--text); font-weight: 600; }

.nav-has-children.open .nav-dropdown { display: block; }

@media (min-width: 900px) {
  .nav-dropdown { position: absolute; top: 100%; left: 0; }
  .nav-has-children:hover .nav-dropdown,
  .nav-has-children:focus-within .nav-dropdown { display: block; }
}

/* 深浅切换按钮 */
.theme-toggle {
  flex: none;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: none;
  color: var(--text-2);
  font-size: 15px;
  cursor: pointer;
  font-family: inherit;
  transition: border-color .15s ease, color .15s ease;
}
.theme-toggle:hover { border-color: var(--border-strong); color: var(--text); }
.theme-toggle::before { content: "☾"; }
.dark .theme-toggle::before { content: "☀"; }

/* ---------- 首页 hero ---------- */

.hero { padding: 72px 0 40px; }
.hero h1 {
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--text);
  margin: 0 0 16px;
}
.hero-sub { font-size: 17px; color: var(--text-2); max-width: 640px; margin: 0 0 28px; }

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 460px;
  padding: 11px 16px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-m);
  color: var(--text-3);
  font-size: 14px;
  background: var(--bg-soft);
  transition: border-color .15s ease, background-color .15s ease;
}
.search-box:focus-within { border-color: var(--ink); background: var(--bg); }
.search-box input { flex: 1; border: 0; outline: 0; background: none; font: inherit; color: var(--text); min-width: 0; }
.search-box input::placeholder { color: var(--text-3); }

/* ---------- 区块标题 / 筛选 chips ---------- */

.section-label { font-size: 14px; font-weight: 600; color: var(--text-2); margin: 32px 0 14px; }

.filter-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; }
.fchip {
  border: 1px solid var(--border-strong);
  background: none;
  color: var(--text-2);
  border-radius: 999px;
  padding: 5px 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: color .15s ease, border-color .15s ease, background-color .15s ease;
}
.fchip:hover { color: var(--text); }
.fchip.on { border-color: var(--ink); color: var(--text); background: var(--bg-soft); }

/* ---------- 卡片（扁平、细边框、hover 主色条） ---------- */

.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 8px; }
@media (max-width: 720px) { .card-grid { grid-template-columns: 1fr; } }

.card { position: relative; border: 1px solid var(--border); border-radius: var(--r-m); transition: border-color .15s ease; }
.card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  border-radius: 3px 0 0 3px;
  background: var(--c-stack);
  transform: scaleY(0);
  transition: transform .18s ease-out;
}
.card[data-cat="corp"]::before { background: var(--c-corp); }
.card[data-cat="fx"]::before { background: var(--c-fx); }
.card[data-cat="growth"]::before { background: var(--c-growth); }
.card[data-cat="aidev"]::before { background: #0891b2; }
.card[data-cat="aitool"]::before { background: #db2777; }
.card[data-cat="story"]::before { background: #ca8a04; }
.card[data-cat="low"]::before { background: var(--ink); }
.card:hover { border-color: var(--border-strong); }
.card:hover::before { transform: scaleY(1); }

.card-link { display: block; padding: 18px 18px 18px 20px; }

.chip { display: inline-block; padding: 2px 9px; border-radius: var(--r-s); font-size: 12px; font-weight: 600; }
.k-stack { background: rgba(37, 99, 235, .12); color: var(--accent); }
.k-corp { background: rgba(22, 163, 74, .14); color: var(--positive); }
.k-fx { background: rgba(147, 51, 234, .13); color: var(--purple); }
.k-growth { background: rgba(217, 119, 6, .15); color: var(--warning); }
.k-aidev { background: rgba(8, 145, 178, .12); color: #0891b2; }
.k-aitool { background: rgba(219, 39, 119, .12); color: #db2777; }
.k-story { background: rgba(202, 138, 4, .16); color: #a16207; }
.k-high { background: rgba(217, 119, 6, .15); color: var(--warning); }
.k-mid { background: rgba(37, 99, 235, .12); color: var(--accent); }
.k-low { background: rgba(127, 127, 127, .14); color: var(--text-2); }
.dark .k-stack { background: rgba(96, 165, 250, .16); color: #93c5fd; }
.dark .k-corp { background: rgba(74, 222, 128, .14); color: #86efac; }
.dark .k-fx { background: rgba(192, 132, 252, .15); color: #d8b4fe; }
.dark .k-growth, .dark .k-high { background: rgba(251, 191, 36, .14); color: #fcd34d; }
.dark .k-aidev { background: rgba(34, 211, 238, .14); color: #67e8f9; }
.dark .k-aitool { background: rgba(244, 114, 182, .14); color: #f9a8d4; }
.dark .k-story { background: rgba(250, 204, 21, .14); color: #fde047; }
.dark .k-mid { background: rgba(96, 165, 250, .16); color: #93c5fd; }
.dark .k-low { background: rgba(127, 127, 127, .2); color: #b4afb6; }

.card-title { font-size: 17px; font-weight: 700; line-height: 1.5; margin: 10px 0 6px; color: var(--text); }
.card-excerpt {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.65;
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta { display: flex; gap: 12px; font-family: var(--font-mono); font-size: 12px; color: var(--text-3); flex-wrap: wrap; }

.verify { border-bottom: 1px dotted var(--text-3); }

.no-result { color: var(--text-3); font-size: 14px; }

/* ---------- 按钮（Hugoplate btn 模式） ---------- */

.btn {
  display: inline-block;
  padding: 9px 22px;
  border-radius: var(--r-m);
  border: 1px solid var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.5;
  transition: opacity .15s ease, background-color .15s ease, color .15s ease;
}
.btn-solid { background: var(--text); color: var(--bg); }
.btn-solid:hover { opacity: .82; }
.btn-ghost { background: none; color: var(--text); margin-left: 8px; }
.btn-ghost:hover { background: var(--text); color: var(--bg); }

/* ---------- 横幅位 ---------- */

.ad-slot {
  margin: 48px 0 0;
  padding: 26px 28px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--ink);
  border-radius: 0 var(--r-m) var(--r-m) 0;
  background: var(--bg-soft);
}
.ad-slot .ad-tag { font-size: 12px; font-weight: 600; color: var(--text-3); letter-spacing: .08em; margin-bottom: 8px; }
.ad-slot .ad-title { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.ad-slot .ad-desc { font-size: 14px; color: var(--text-2); margin-bottom: 18px; }

/* ---------- 列表 / 栏目页头（Hugoplate page-header 渐变盒） ---------- */

.breadcrumb { font-size: 13px; color: var(--text-3); margin: 0 0 10px; }
.breadcrumb a:hover { color: var(--text); }
.breadcrumb .sep { margin: 0 8px; }
.breadcrumb .current { color: var(--text-2); }

.page-header {
  background: linear-gradient(180deg, var(--bg-soft), var(--bg));
  border-radius: var(--r-l);
  padding: 36px 32px;
  margin: 28px 0;
}
.list-title { font-size: 28px; font-weight: 700; color: var(--text); margin: 0 0 8px; letter-spacing: -.01em; }
.list-desc { font-size: 15px; color: var(--text-2); margin: 0 0 4px; max-width: 640px; }
.list-stack { display: flex; flex-direction: column; gap: 10px; }

/* ---------- 文章页 ---------- */

.post { max-width: 800px; margin: 0 auto; padding: 0 20px; }
.post-title { font-size: clamp(26px, 4vw, 34px); font-weight: 700; line-height: 1.4; letter-spacing: -.01em; color: var(--text); margin: 28px 0 12px; }
.post-meta { display: flex; gap: 14px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-3); margin-bottom: 32px; }

.post-content { font-size: 16px; line-height: 1.85; }
.post-content h2 { font-size: 23px; font-weight: 700; color: var(--text); margin: 44px 0 14px; letter-spacing: -.01em; }
.post-content h3 { font-size: 18px; font-weight: 700; color: var(--text); margin: 30px 0 10px; }
.post-content h4 { font-size: 16px; font-weight: 700; color: var(--text); margin: 26px 0 8px; }
.post-content p { margin: 0 0 18px; }

.post-content a {
  color: var(--text);
  background-image: linear-gradient(var(--ink), var(--ink));
  background-size: 0% 1.5px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size .18s ease-out;
}
.post-content a:hover { background-size: 100% 1.5px; }

.post-content strong { color: var(--text); font-weight: 600; }

.post-content code { font-family: var(--font-mono); font-size: .875em; background: var(--bg-soft); border: 1px solid var(--border); padding: 2px 6px; border-radius: 4px; }
.post-content pre {
  background: #161618;
  color: #f8f8f2;
  border-radius: var(--r-m);
  padding: 18px 20px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.7;
  margin: 0 0 20px;
}
.post-content pre code { background: none; border: 0; padding: 0; font-size: inherit; color: inherit; }

/* 引用块：Hugoplate 粗左边 + 浅底 + 圆角；这里放照抄模板，用等宽字体 */
.post-content blockquote {
  margin: 24px 0;
  padding: 20px 26px;
  border-left: 10px solid var(--ink);
  border-radius: var(--r-m);
  background: var(--bg-soft);
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.9;
  white-space: pre-line;
}
.post-content blockquote p { margin-bottom: 8px; }

/* ---------- 表格（Hugoplate 配方：圆角细框 + 灰表头 + 松弛行距） ---------- */

.table-wrap { overflow-x: auto; margin: 0 0 22px; }

.post-content table,
table.deliver-table {
  position: relative;
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  overflow: hidden;
  border-radius: var(--r-m);
}
.post-content table::before,
table.deliver-table::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 100%;
  border: 1px solid var(--border);
  border-radius: inherit;
  pointer-events: none;
}
.post-content th,
.post-content td,
table.deliver-table th,
table.deliver-table td {
  position: relative;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
}
.post-content th,
table.deliver-table th {
  background: var(--bg-soft);
  font-weight: 600;
  font-size: 13px;
  color: var(--text-2);
  padding: 16px 14px;
}
.post-content td,
table.deliver-table td { padding: 18px 14px; border-bottom: 1px solid var(--border); }
.post-content tr:last-child td,
table.deliver-table tr:last-child td { border-bottom: 0; }

/* ---------- 步骤 / 周列表 ---------- */

.steps { counter-reset: s; list-style: none; margin: 0 0 26px; padding: 0; }
.steps li { position: relative; padding: 0 0 20px 44px; font-size: 15px; line-height: 1.7; color: var(--text-2); }
.steps li b { color: var(--text); font-weight: 600; }
.steps li::before {
  counter-increment: s;
  content: counter(s);
  position: absolute;
  left: 0; top: 2px;
  width: 26px; height: 26px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.week-list { list-style: none; counter-reset: w; margin: 0 0 16px; padding: 0; }
.week-list li { position: relative; padding: 0 0 18px 52px; font-size: 15px; color: var(--text-2); line-height: 1.7; }
.week-list li b { color: var(--text); font-weight: 600; }
.week-list li::before {
  counter-increment: w;
  content: "W" counter(w);
  position: absolute;
  left: 0; top: 2px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-mono);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--r-s);
  padding: 2px 6px;
  color: var(--text);
}

/* ---------- 先说结论 ---------- */

.tldr {
  border-left: 4px solid var(--ink);
  background: var(--bg-soft);
  border-radius: 0 var(--r-m) var(--r-m) 0;
  padding: 16px 20px;
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 30px;
  color: var(--text-2);
}
.tldr b { color: var(--text); font-weight: 600; }

/* ---------- FAQ 手风琴 ---------- */

.faq-group { margin-bottom: 8px; }
.faq { border: 1px solid var(--border); border-radius: var(--r-m); margin-bottom: 8px; overflow: hidden; }
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background: none;
  border: 0;
  padding: 14px 18px;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}
.faq-q:hover { background: var(--bg-soft); }
.faq .pm { flex: none; color: var(--text-3); font-weight: 400; transition: transform .18s ease-out; }
.faq.open .pm { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .25s ease-out; }
.faq-a > div { padding: 4px 18px 16px; font-size: 14.5px; line-height: 1.8; color: var(--text-2); }

/* ---------- CTA / 标签 / 相关 / 上下篇 ---------- */

.cta-lead {
  margin: 40px 0;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--r-m);
  background: var(--bg-soft);
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
.cta-lead .cta-icon {
  flex: none;
  width: 46px; height: 46px;
  border-radius: var(--r-m);
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.cta-lead .cta-body { flex: 1; min-width: 200px; }
.cta-lead .cta-title { font-size: 15px; font-weight: 700; margin-bottom: 4px; color: var(--text); }
.cta-lead .cta-desc { font-size: 13px; color: var(--text-2); }
.cta-lead .cta-btn { flex: none; }

.tag-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 36px; }
.tag { font-size: 13px; padding: 4px 13px; border: 1px solid var(--border); border-radius: 999px; color: var(--text-2); transition: border-color .15s ease, color .15s ease, background-color .15s ease; }
.tag:hover { border-color: var(--ink); background: var(--bg-soft); color: var(--text); }

.rel-list { display: flex; flex-direction: column; gap: 8px; }
.rel-list a { font-size: 15px; padding: 13px 18px; border: 1px solid var(--border); border-radius: var(--r-m); color: var(--text-2); transition: border-color .15s ease, background-color .15s ease; }
.rel-list a:hover { background: var(--bg-soft); border-color: var(--border-strong); color: var(--text); }

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  font-size: 14px;
}
.post-nav a { color: var(--text-2); max-width: 48%; }
.post-nav a:hover { color: var(--text); }
.post-nav .next { text-align: right; margin-left: auto; }

/* ---------- 分页 ---------- */

.pager { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 28px; }
.pager a { padding: 6px 16px; border: 1px solid var(--border); border-radius: var(--r-s); font-size: 14px; color: var(--text-2); transition: border-color .15s ease, color .15s ease; }
.pager a:hover { border-color: var(--ink); color: var(--text); }
.pager .pager-info { font-size: 13px; color: var(--text-3); font-family: var(--font-mono); }

/* ---------- 关于页 ---------- */

.about-hero { padding: 56px 0 32px; }
.about-hero h1 { font-size: 34px; font-weight: 700; color: var(--text); margin: 0 0 16px; letter-spacing: -.01em; }
.about-hero p { color: var(--text-2); max-width: 640px; margin: 0 0 10px; font-size: 16px; }

.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 32px 0; }
@media (max-width: 720px) { .stat-grid { grid-template-columns: 1fr; } }
.stat-box { border: 1px solid var(--border); border-radius: var(--r-m); padding: 22px; text-align: center; background: var(--bg-soft); }
.stat-box .num { font-size: 24px; font-weight: 700; color: var(--text); }
.stat-box .lab { font-size: 13px; color: var(--text-3); margin-top: 4px; }

.entry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 8px; }
@media (max-width: 720px) { .entry-grid { grid-template-columns: 1fr; } }
.entry-card { border: 1px solid var(--border); border-radius: var(--r-m); padding: 20px; display: block; background: var(--bg); transition: border-color .15s ease; }
.entry-card:hover { border-color: var(--border-strong); }
.entry-card .e-tag { font-size: 12px; color: var(--accent); font-weight: 600; margin-bottom: 6px; }
.entry-card .e-title { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.entry-card .e-desc { font-size: 13px; color: var(--text-2); line-height: 1.65; }

/* ---------- 课程 / 生意系统页首屏 ---------- */

.course-hero { padding: 56px 0 36px; text-align: center; }
.course-hero .c-tag { font-size: 13px; color: var(--warning); font-weight: 600; margin-bottom: 12px; }
.course-hero h1 { font-size: clamp(28px, 4.5vw, 40px); font-weight: 700; line-height: 1.35; color: var(--text); margin: 0 0 16px; letter-spacing: -.01em; }
.course-hero .c-sub { font-size: 16px; color: var(--text-2); max-width: 580px; margin: 0 auto 26px; }

.price-box { display: inline-block; border: 1px solid var(--border-strong); border-radius: var(--r-m); padding: 16px 28px; margin-bottom: 20px; }
.price-box .p-now { font-size: 30px; font-weight: 700; color: var(--text); }
.price-box .p-note { font-size: 13px; color: var(--text-3); margin-top: 4px; }

/* ---------- 页脚（Hugoplate：浅灰底 + 顶部细线） ---------- */

.site-footer { margin-top: 72px; background: var(--bg-soft); border-top: 1px solid var(--border); }
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  padding: 22px 24px;
  font-size: 12.5px;
  color: var(--text-3);
}

/* ---------- 响应式 ---------- */

@media (max-width: 900px) {
  .container { padding: 0 16px; }
  .header-inner { padding: 14px 16px; }
  .hero { padding: 48px 0 32px; }
  .page-header { padding: 26px 20px; margin: 20px 0; }
}