/* ============================================================
   MBTI 人格百科门户 - 全站样式表
   移动优先响应式 / CSS 变量主题 / 无第三方框架
   ============================================================ */

/* ---------- 主题变量 ---------- */
:root {
  --color-primary: #4a5fb5;        /* 温和靛蓝 */
  --color-primary-dark: #38489a;
  --color-primary-light: #eef1fb;
  --color-accent: #f5973b;         /* 琥珀橙 CTA */
  --color-accent-dark: #e07f1f;
  --color-coral: #ef6f6c;          /* 珊瑚粉辅助 */
  --color-text: #2b3245;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-soft: #f7f8fc;
  --color-bg-gray: #f0f2f7;
  --color-border: #e3e6ef;
  --color-success: #3da37a;
  --shadow-sm: 0 1px 3px rgba(43, 50, 69, .08);
  --shadow-md: 0 6px 20px rgba(43, 50, 69, .10);
  --shadow-lg: 0 14px 40px rgba(43, 50, 69, .14);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --font-sans: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  --max-width: 1160px;
  --header-h: 64px;
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--color-primary-dark); }
ul, ol { padding-left: 1.4em; }
h1, h2, h3, h4 { line-height: 1.4; font-weight: 700; color: var(--color-text); }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* ---------- 阅读进度条（文章页） ---------- */
#progress-bar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  z-index: 1001; transition: width .1s linear;
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex; align-items: center; gap: 18px;
  height: var(--header-h);
}
.site-logo {
  display: flex; align-items: center; gap: 8px;
  font-size: 1.25rem; font-weight: 800; color: var(--color-text);
  white-space: nowrap;
}
.site-logo .logo-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--color-primary), #7c8ce0);
  color: #fff; display: grid; place-items: center;
  font-size: .95rem; font-weight: 800;
}
.main-nav { display: none; }
.main-nav ul { display: flex; list-style: none; gap: 4px; padding: 0; }
.main-nav a {
  display: block; padding: 8px 14px; border-radius: var(--radius-sm);
  color: var(--color-text); font-weight: 500; font-size: .95rem;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--color-primary); background: var(--color-primary-light);
}
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }

/* 搜索框 */
.search-box { position: relative; }
.search-box input {
  width: 150px; padding: 8px 14px 8px 34px;
  border: 1px solid var(--color-border); border-radius: 999px;
  font-size: .88rem; font-family: inherit; background: var(--color-bg-soft);
  transition: width .25s, border-color .2s;
}
.search-box input:focus { outline: none; border-color: var(--color-primary); width: 210px; background: #fff; }
.search-box .search-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--color-text-light); pointer-events: none;
}
.search-results {
  position: absolute; top: calc(100% + 8px); right: 0; width: 300px;
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-md);
  display: none; overflow: hidden; z-index: 1002;
}
.search-results.open { display: block; }
.search-results a {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  padding: 10px 16px; font-size: .9rem; color: var(--color-text);
  border-bottom: 1px solid var(--color-bg-gray);
}
.search-results a:last-child { border-bottom: none; }
.search-results a:hover { background: var(--color-primary-light); }
.search-results .tag {
  font-size: .72rem; color: var(--color-primary);
  background: var(--color-primary-light); border-radius: 4px; padding: 1px 7px;
  white-space: nowrap;
}
.search-results .no-result { padding: 14px 16px; font-size: .88rem; color: var(--color-text-light); }

/* CTA 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border-radius: 999px; font-weight: 600; font-size: .98rem;
  border: none; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s;
  font-family: inherit;
}
.btn-primary { background: var(--color-accent); color: #fff; box-shadow: 0 4px 14px rgba(245, 151, 59, .38); }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--color-primary); border: 2px solid var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-white { background: #fff; color: var(--color-primary); }
.btn-white:hover { background: var(--color-primary-light); }
.btn-lg { padding: 15px 36px; font-size: 1.08rem; }
.btn-sm { padding: 8px 18px; font-size: .88rem; }
.header-cta { display: none; }

/* 汉堡菜单 */
.menu-toggle {
  display: grid; place-items: center; width: 42px; height: 42px;
  background: none; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  cursor: pointer;
}
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
  display: block; width: 20px; height: 2px; background: var(--color-text);
  position: relative; transition: .25s; content: "";
}
.menu-toggle span::before { position: absolute; top: -6px; }
.menu-toggle span::after { position: absolute; top: 6px; }
.menu-toggle.open span { background: transparent; }
.menu-toggle.open span::before { transform: rotate(45deg); top: 0; }
.menu-toggle.open span::after { transform: rotate(-45deg); top: 0; }
.mobile-nav {
  display: none; background: #fff; border-bottom: 1px solid var(--color-border);
  padding: 10px 20px 20px;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block; padding: 12px 8px; color: var(--color-text); font-weight: 500;
  border-bottom: 1px solid var(--color-bg-gray);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav .btn { width: 100%; margin-top: 12px; }

/* ---------- 面包屑 ---------- */
.breadcrumb { padding: 14px 0; font-size: .85rem; color: var(--color-text-light); }
.breadcrumb ol { display: flex; flex-wrap: wrap; list-style: none; padding: 0; gap: 6px; }
.breadcrumb li:not(:last-child)::after { content: "›"; margin-left: 6px; color: var(--color-text-light); }

/* ---------- Hero 区 ---------- */
.hero {
  background: linear-gradient(160deg, #eef1fb 0%, #f7f8fc 55%, #fdf3ea 100%);
  padding: 64px 0 72px; overflow: hidden;
}
.hero-inner { display: grid; gap: 40px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff; border: 1px solid var(--color-border); border-radius: 999px;
  padding: 6px 16px; font-size: .85rem; color: var(--color-primary); font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.hero h1 { font-size: 2.1rem; letter-spacing: .5px; margin: 18px 0 16px; }
.hero h1 .highlight { color: var(--color-primary); }
.hero .lead { font-size: 1.08rem; color: var(--color-text-light); max-width: 560px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-stats { display: flex; gap: 36px; margin-top: 38px; flex-wrap: wrap; }
.hero-stats .stat-num { font-size: 1.9rem; font-weight: 800; color: var(--color-primary); }
.hero-stats .stat-label { font-size: .85rem; color: var(--color-text-light); }
.hero-visual { display: none; }

/* ---------- 通用区块 ---------- */
.section { padding: 64px 0; }
.section-soft { background: var(--color-bg-soft); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head .eyebrow {
  color: var(--color-accent); font-weight: 700; font-size: .85rem;
  letter-spacing: 2px; text-transform: uppercase;
}
.section-head h2 { font-size: 1.7rem; margin: 8px 0 12px; }
.section-head p { color: var(--color-text-light); }

/* 卡片网格 */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 26px; box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card .card-icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--color-primary-light); color: var(--color-primary); margin-bottom: 16px;
}
.card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.card p { font-size: .92rem; color: var(--color-text-light); }

/* 类型卡片（16型速查） */
.type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.type-card {
  display: flex; align-items: center; gap: 12px;
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 14px 16px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.type-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.type-card .type-avatar { flex-shrink: 0; }
.type-card .type-code { font-weight: 800; color: var(--color-text); font-size: 1rem; }
.type-card .type-name { font-size: .82rem; color: var(--color-text-light); }

/* 评价卡片 */
.review-card .stars { color: var(--color-accent); letter-spacing: 2px; margin-bottom: 10px; }
.review-card .review-text { font-size: .95rem; color: var(--color-text); margin-bottom: 16px; }
.review-card .reviewer { display: flex; align-items: center; gap: 12px; }
.review-card .reviewer .avatar {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  color: #fff; font-weight: 700; font-size: .9rem;
}
.review-card .reviewer .r-name { font-weight: 600; font-size: .9rem; }
.review-card .reviewer .r-meta { font-size: .78rem; color: var(--color-text-light); }

/* 文章卡片 */
.post-card { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
.post-card .post-thumb { aspect-ratio: 16 / 9; background: var(--color-bg-gray); overflow: hidden; }
.post-card .post-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.post-card:hover .post-thumb img { transform: scale(1.05); }
.post-card .post-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.post-card .post-cat { font-size: .76rem; font-weight: 700; color: var(--color-accent); letter-spacing: 1px; }
.post-card h3 { font-size: 1.05rem; margin: 6px 0 8px; }
.post-card h3 a { color: var(--color-text); }
.post-card h3 a:hover { color: var(--color-primary); }
.post-card .post-desc { font-size: .88rem; color: var(--color-text-light); flex: 1; }
.post-card .post-meta { margin-top: 14px; font-size: .78rem; color: var(--color-text-light); display: flex; gap: 14px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); margin-bottom: 12px; overflow: hidden; }
.faq-item summary {
  padding: 18px 22px; font-weight: 600; cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 1.3rem; color: var(--color-primary); font-weight: 400; flex-shrink: 0;
  transition: transform .2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 22px 20px; color: var(--color-text-light); font-size: .95rem; }

/* ---------- CTA 横幅 ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #6a7bd0 100%);
  border-radius: var(--radius-lg); color: #fff; text-align: center;
  padding: 52px 28px; box-shadow: var(--shadow-lg);
}
.cta-banner h2 { color: #fff; font-size: 1.7rem; margin-bottom: 12px; }
.cta-banner p { color: rgba(255, 255, 255, .88); max-width: 520px; margin: 0 auto 26px; }
.cta-banner .btn-primary { box-shadow: 0 6px 20px rgba(0, 0, 0, .25); }

/* ---------- 页脚 ---------- */
.site-footer { background: #232840; color: #b9bdd3; padding: 54px 0 26px; margin-top: 20px; }
.footer-grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
.site-footer h4 { color: #fff; font-size: .98rem; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: #b9bdd3; font-size: .9rem; }
.site-footer a:hover { color: #fff; }
.footer-brand p { font-size: .88rem; margin-top: 12px; max-width: 300px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12); margin-top: 36px; padding-top: 20px;
  font-size: .8rem; display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between;
}

/* ---------- 文章页排版 ---------- */
.article-layout { display: grid; gap: 40px; grid-template-columns: 1fr; padding: 30px 0 60px; }
.article-body { font-size: 1.02rem; line-height: 1.9; }
.article-body > p { margin-bottom: 1.3em; }
.article-body h2 {
  font-size: 1.45rem; margin: 2em 0 .8em; padding-left: 14px;
  border-left: 4px solid var(--color-accent);
}
.article-body h3 { font-size: 1.18rem; margin: 1.7em 0 .6em; color: var(--color-primary-dark); }
.article-body img { border-radius: var(--radius-md); margin: 1.6em 0; }
.article-body blockquote {
  border-left: 4px solid var(--color-primary); background: var(--color-primary-light);
  padding: 16px 22px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5em 0; color: var(--color-text); font-size: .98rem;
}
.article-header { padding: 26px 0 8px; }
.article-header .post-cat { font-size: .8rem; font-weight: 700; color: var(--color-accent); letter-spacing: 1px; }
.article-header h1 { font-size: 1.85rem; margin: 10px 0 14px; }
.article-header .post-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: .85rem; color: var(--color-text-light); }
.article-hero-img { border-radius: var(--radius-md); margin: 22px 0 6px; aspect-ratio: 21/9; object-fit: cover; width: 100%; }
.article-cta {
  margin: 44px 0 10px; background: var(--color-primary-light);
  border: 1px solid #d8defa; border-radius: var(--radius-md);
  padding: 30px; text-align: center;
}
.article-cta h3 { font-size: 1.25rem; margin-bottom: 8px; }
.article-cta p { color: var(--color-text-light); font-size: .95rem; margin-bottom: 18px; }

/* 侧边栏 */
.sidebar { display: grid; gap: 24px; align-content: start; }
.widget { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 22px; }
.widget h3 { font-size: 1rem; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 2px solid var(--color-primary-light); }
.widget-hot a { display: flex; gap: 10px; padding: 8px 0; color: var(--color-text); font-size: .9rem; align-items: baseline; }
.widget-hot a:hover { color: var(--color-primary); }
.widget-hot .rank { font-weight: 800; color: var(--color-accent); flex-shrink: 0; }
.widget-types { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.widget-types a {
  text-align: center; padding: 7px 2px; border-radius: var(--radius-sm);
  background: var(--color-bg-soft); font-size: .78rem; font-weight: 700; color: var(--color-text);
  border: 1px solid transparent;
}
.widget-types a:hover { border-color: var(--color-primary); color: var(--color-primary); background: #fff; }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 44px; }
.pagination button, .pagination a {
  min-width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: #fff; color: var(--color-text); font-size: .9rem; cursor: pointer; font-family: inherit;
}
.pagination .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---------- 类型详解页 ---------- */
.type-hero {
  display: grid; gap: 26px; align-items: center; padding: 34px 0 10px;
  grid-template-columns: 1fr;
}
.type-hero .type-badge { font-size: .85rem; font-weight: 700; color: var(--color-accent); letter-spacing: 2px; }
.type-hero h1 { font-size: 2rem; margin: 6px 0 12px; }
.type-hero .type-sub { color: var(--color-text-light); font-size: 1.02rem; }
.type-hero-visual { justify-self: center; }
.info-block { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 28px; margin-bottom: 26px; }
.info-block h2 { font-size: 1.3rem; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.info-block h2::before { content: ""; width: 6px; height: 22px; border-radius: 3px; background: var(--color-accent); }

/* 认知功能堆叠 */
.function-stack { display: grid; gap: 12px; }
.function-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 18px;
  border-radius: var(--radius-sm); background: var(--color-bg-soft); border: 1px solid var(--color-border);
}
.function-item .f-pos {
  flex-shrink: 0; width: 74px; font-size: .78rem; font-weight: 700; color: #fff;
  background: var(--color-primary); border-radius: 6px; text-align: center; padding: 4px 0;
}
.function-item:nth-child(2) .f-pos { background: #6a7bd0; }
.function-item:nth-child(3) .f-pos { background: #97a3dd; }
.function-item:nth-child(4) .f-pos { background: #b9c1ea; }
.function-item .f-name { font-weight: 700; }
.function-item .f-desc { font-size: .85rem; color: var(--color-text-light); }

/* 维度进度条 */
.dim-row { margin-bottom: 20px; }
.dim-row .dim-labels { display: flex; justify-content: space-between; font-weight: 700; font-size: .95rem; margin-bottom: 6px; }
.dim-row .dim-labels .dim-note { font-weight: 400; font-size: .78rem; color: var(--color-text-light); }
.dim-track { height: 12px; border-radius: 999px; background: var(--color-bg-gray); overflow: hidden; }
.dim-fill {
  height: 100%; border-radius: 999px; width: 0;
  background: linear-gradient(90deg, var(--color-primary), #7c8ce0);
  transition: width 1.1s cubic-bezier(.22, .8, .3, 1);
}

/* 优势/盲点 */
.two-col { display: grid; gap: 22px; grid-template-columns: 1fr; }
.check-list { list-style: none; padding: 0; }
.check-list li { padding: 9px 0 9px 30px; position: relative; font-size: .96rem; border-bottom: 1px dashed var(--color-border); }
.check-list li:last-child { border-bottom: none; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 9px; width: 20px; height: 20px;
  background: #e3f4ec; color: var(--color-success); border-radius: 50%;
  display: grid; place-items: center; font-size: .75rem; font-weight: 800;
}
.check-list.warn li::before { content: "!"; background: #fdeee2; color: var(--color-accent-dark); }

/* 职业标签 */
.career-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.career-tags span {
  background: var(--color-primary-light); color: var(--color-primary-dark);
  padding: 7px 16px; border-radius: 999px; font-size: .88rem; font-weight: 600;
}

/* 匹配类型 */
.match-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
.match-box { border-radius: var(--radius-md); padding: 20px; }
.match-box.good { background: #eaf7f0; border: 1px solid #c4e8d6; }
.match-box.bad { background: #fdf0ef; border: 1px solid #f6d4d1; }
.match-box h3 { font-size: .98rem; margin-bottom: 10px; }
.match-box .match-types { display: flex; gap: 10px; margin-bottom: 10px; }
.match-box .match-types a {
  background: #fff; border-radius: 8px; padding: 6px 14px; font-weight: 800;
  color: var(--color-text); box-shadow: var(--shadow-sm); font-size: .9rem;
}
.match-box p { font-size: .88rem; color: var(--color-text-light); }

/* 名人 */
.people-list { display: grid; gap: 14px; grid-template-columns: 1fr; }
.person-item { display: flex; gap: 14px; align-items: center; background: var(--color-bg-soft); border-radius: var(--radius-sm); padding: 14px 18px; }
.person-item .p-avatar {
  width: 46px; height: 46px; border-radius: 50%; flex-shrink: 0;
  display: grid; place-items: center; color: #fff; font-weight: 800;
}
.person-item .p-name { font-weight: 700; }
.person-item .p-role { font-size: .82rem; color: var(--color-text-light); }

/* ---------- 专题页 ---------- */
.topic-intro { max-width: 820px; margin: 0 auto 48px; }
.topic-intro p { margin-bottom: 1.2em; color: var(--color-text); }

/* ---------- 静态页（关于/隐私/条款/联系） ---------- */
.page-narrow { max-width: 820px; margin: 0 auto; padding: 20px 0 60px; }
.page-narrow h1 { font-size: 1.9rem; margin-bottom: 18px; }
.page-narrow h2 { font-size: 1.3rem; margin: 1.8em 0 .7em; }
.page-narrow p, .page-narrow li { color: var(--color-text); margin-bottom: 1em; font-size: .98rem; }
.contact-form { display: grid; gap: 16px; margin-top: 24px; }
.contact-form label { font-weight: 600; font-size: .92rem; display: block; margin-bottom: 6px; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); font-family: inherit; font-size: .95rem; background: var(--color-bg-soft);
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--color-primary); background: #fff; }
.form-note { font-size: .82rem; color: var(--color-text-light); }
.form-success { display: none; background: #e3f4ec; color: var(--color-success); padding: 14px 18px; border-radius: var(--radius-sm); font-weight: 600; }

/* ---------- 测试占位页 ---------- */
.test-placeholder { text-align: center; padding: 70px 0 90px; }
.test-placeholder .tp-icon { font-size: 3.4rem; margin-bottom: 18px; }
.test-placeholder h1 { font-size: 2rem; margin-bottom: 14px; }
.test-placeholder p { color: var(--color-text-light); max-width: 520px; margin: 0 auto 30px; }
.test-placeholder .hero-cta { justify-content: center; }

/* ---------- 渐入动画 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   响应式断点：≥768px（平板） / ≥1024px（桌面）
   ============================================================ */
@media (min-width: 768px) {
  .hero h1 { font-size: 2.7rem; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
  .type-grid { grid-template-columns: repeat(4, 1fr); }
  .two-col { grid-template-columns: 1fr 1fr; }
  .match-grid { grid-template-columns: 1fr 1fr; }
  .people-list { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .type-hero { grid-template-columns: 1.5fr 1fr; }
  .search-box input { width: 180px; }
  .search-box input:focus { width: 240px; }
  .header-cta { display: inline-flex; }
}

@media (min-width: 1024px) {
  .main-nav { display: block; }
  .menu-toggle { display: none; }
  .mobile-nav { display: none !important; }
  .hero-inner { grid-template-columns: 1.15fr .85fr; }
  .hero-visual { display: block; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .article-layout { grid-template-columns: 1fr 300px; }
  .hero h1 { font-size: 3rem; }
  .section { padding: 80px 0; }
}