/* ============================================
   《零基础AI全自动做课 全域IP打造营销实战》官网
   视觉规范：白底 · 深蓝 #0F2C5C · 香槟金 #B89968 · 思源黑体
   ============================================ */

:root {
  --blue: #0F2C5C;
  --blue-deep: #0A1F42;
  --blue-soft: #EDF2F9;
  --gold: #B89968;
  --gold-deep: #9A7C4E;
  --gold-soft: #F7F1E6;
  --gold-light: #E5D7BE;
  --ink: #1F2933;
  --gray: #52606D;
  --gray-light: #9AA5B1;
  --line: #E4E8EE;
  --bg: #FFFFFF;
  --bg-soft: #F8F9FB;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(15, 44, 92, .08);
  --shadow-lg: 0 12px 40px rgba(15, 44, 92, .14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans SC", "Source Han Sans SC", "思源黑体", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: var(--shadow); }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand img { width: 44px; height: 44px; border-radius: 50%; border: 2px solid var(--gold-light); }
.brand-name { font-size: 15px; font-weight: 700; color: var(--blue); line-height: 1.35; }
.brand-name small { display: block; font-size: 11px; font-weight: 400; color: var(--gray); letter-spacing: 1px; }

.nav-menu { display: flex; align-items: center; gap: 26px; }
.nav-menu a {
  font-size: 14.5px; color: var(--gray); font-weight: 500;
  transition: color .2s; position: relative; white-space: nowrap;
}
.nav-menu a:hover { color: var(--blue); }
.nav-menu a.active { color: var(--blue); font-weight: 700; }
.nav-menu a.nav-gold { color: var(--gold-deep); font-weight: 700; }
.nav-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border-radius: 999px;
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: transform .2s, box-shadow .2s, background .2s;
  font-family: inherit;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 6px 18px rgba(15, 44, 92, .25); }
.btn-primary:hover { background: var(--blue-deep); transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: #fff; box-shadow: 0 6px 18px rgba(184, 153, 104, .35); }
.btn-gold:hover { background: var(--gold-deep); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--blue); border: 1.5px solid var(--blue); }
.btn-ghost:hover { background: var(--blue); color: #fff; }
.btn-sm { padding: 9px 20px; font-size: 14px; }
.btn-lg { padding: 15px 38px; font-size: 16.5px; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 6px;
}
.hamburger span { width: 24px; height: 2.5px; background: var(--blue); border-radius: 2px; transition: .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 900px 420px at 50% -80px, var(--gold-soft) 0%, transparent 65%),
    radial-gradient(ellipse 700px 400px at 85% 110%, var(--blue-soft) 0%, transparent 60%),
    var(--bg);
  padding: 90px 0 70px;
  text-align: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 12px;
  background: #fff; border: 1px solid var(--gold-light);
  border-radius: 999px; padding: 8px 22px 8px 8px;
  box-shadow: var(--shadow); margin-bottom: 30px;
}
.hero-badge img { width: 40px; height: 40px; border-radius: 50%; }
.hero-badge span { font-size: 14px; font-weight: 600; color: var(--gold-deep); letter-spacing: .5px; }

.hero-title {
  font-size: clamp(30px, 4.6vw, 52px); font-weight: 800; color: var(--blue);
  line-height: 1.28; letter-spacing: 1px; margin-bottom: 18px;
}
.hero-title em { font-style: normal; color: var(--gold); }
.hero-sub { font-size: clamp(16px, 2vw, 21px); font-weight: 600; color: var(--ink); margin-bottom: 10px; }
.hero-tagline { font-size: clamp(14px, 1.6vw, 16.5px); color: var(--gray); margin-bottom: 38px; }

.hero-stats {
  display: flex; justify-content: center; gap: 0; flex-wrap: wrap;
  margin: 0 auto 40px; max-width: 760px;
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  box-shadow: var(--shadow); overflow: hidden;
}
.stat { flex: 1; min-width: 150px; padding: 22px 10px; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 25%; height: 50%; width: 1px; background: var(--line); }
.stat b { display: block; font-size: 26px; font-weight: 800; color: var(--blue); line-height: 1.2; }
.stat b i { font-style: normal; font-size: 14px; color: var(--gold); font-weight: 700; }
.stat span { font-size: 13px; color: var(--gray); }

.hero-cta { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-trust { font-size: 13.5px; color: var(--gray-light); }
.hero-trust b { color: var(--gold-deep); font-weight: 600; }

/* ---------- 区块通用 ---------- */
.section { padding: 84px 0; }
.section.alt { background: var(--bg-soft); }
.sec-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.sec-kicker {
  display: inline-block; font-size: 13px; font-weight: 700; color: var(--gold-deep);
  letter-spacing: 3px; margin-bottom: 12px;
}
.sec-title { font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--blue); margin-bottom: 12px; }
.sec-sub { font-size: 15.5px; color: var(--gray); }

/* ---------- 适合谁学 ---------- */
.who-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.who-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 18px; text-align: center; transition: transform .25s, box-shadow .25s;
}
.who-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--gold-light); }
.who-ico {
  width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 14px;
  background: var(--blue-soft); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 21px; font-weight: 800;
}
.who-card:nth-child(even) .who-ico { background: var(--gold-soft); color: var(--gold-deep); }
.who-card h4 { font-size: 16px; color: var(--blue); margin-bottom: 6px; font-weight: 700; }
.who-card p { font-size: 13px; color: var(--gray); }
.who-note {
  margin-top: 26px; text-align: center; font-size: 15px; color: var(--gray);
  background: var(--gold-soft); border: 1px dashed var(--gold-light);
  border-radius: 12px; padding: 16px 24px;
}
.who-note b { color: var(--gold-deep); }

/* ---------- 学到什么（9模块） ---------- */
.learn-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.learn-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; display: flex; gap: 16px; align-items: flex-start;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.learn-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--gold-light); }
.learn-num {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 10px;
  background: var(--blue); color: #fff; font-size: 15px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.learn-card:nth-child(even) .learn-num { background: var(--gold); }
.learn-card h4 { font-size: 16.5px; font-weight: 700; color: var(--blue); margin-bottom: 6px; }
.learn-card p { font-size: 13.5px; color: var(--gray); }

/* ---------- 六大优势 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.adv-card {
  position: relative; background: #fff; border-radius: var(--radius);
  padding: 30px 26px; border: 1px solid var(--line); overflow: hidden;
  transition: transform .25s, box-shadow .25s;
}
.adv-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
}
.adv-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.adv-card h4 { font-size: 17px; font-weight: 700; color: var(--blue); margin-bottom: 10px; }
.adv-card p { font-size: 14px; color: var(--gray); }

/* ---------- 七天路径 ---------- */
.path-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 12px; }
.path-card {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 20px 12px; text-align: center; position: relative;
  transition: transform .25s, box-shadow .25s;
}
.path-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.path-day {
  display: inline-block; font-size: 12px; font-weight: 700; color: #fff;
  background: var(--blue); border-radius: 999px; padding: 3px 12px; margin-bottom: 10px;
}
.path-card:nth-child(even) .path-day { background: var(--gold); }
.path-card h4 { font-size: 14.5px; font-weight: 700; color: var(--blue); margin-bottom: 8px; }
.path-card p { font-size: 11.5px; color: var(--gray); line-height: 1.55; }
.path-arrow { text-align: center; color: var(--gold); font-size: 18px; margin: 8px 0; letter-spacing: 8px; }

/* ---------- 测评横幅 ---------- */
.quiz-banner {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%);
  border-radius: 20px; padding: 54px 40px; text-align: center;
  position: relative; overflow: hidden; color: #fff;
}
.quiz-banner::before {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 240px; height: 240px; border-radius: 50%;
  background: rgba(184, 153, 104, .18);
}
.quiz-banner::after {
  content: ""; position: absolute; left: -40px; bottom: -80px;
  width: 200px; height: 200px; border-radius: 50%;
  background: rgba(255, 255, 255, .05);
}
.quiz-banner h3 { font-size: clamp(22px, 3vw, 30px); font-weight: 800; margin-bottom: 14px; position: relative; }
.quiz-banner h3 em { font-style: normal; color: var(--gold); }
.quiz-banner p { font-size: 15.5px; color: rgba(255, 255, 255, .82); margin-bottom: 30px; position: relative; }
.quiz-banner .btn { position: relative; }

/* ---------- 导师 ---------- */
.teacher-wrap { display: flex; gap: 50px; align-items: center; }
.teacher-photo {
  flex-shrink: 0; width: 300px; text-align: center;
}
.teacher-photo .photo {
  width: 260px; height: 260px; margin: 0 auto 18px; border-radius: 50%;
  background: var(--gold-soft); border: 3px solid var(--gold-light);
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.teacher-photo .photo img { width: 200px; height: 200px; border-radius: 50%; object-fit: cover; }
.teacher-photo figcaption { font-size: 14px; color: var(--gray); }
.teacher-info h3 { font-size: 26px; font-weight: 800; color: var(--blue); margin-bottom: 4px; }
.teacher-info .t-tags { display: flex; gap: 10px; flex-wrap: wrap; margin: 14px 0 22px; }
.t-tags span {
  font-size: 13px; font-weight: 600; color: var(--gold-deep);
  background: var(--gold-soft); border: 1px solid var(--gold-light);
  border-radius: 999px; padding: 5px 14px;
}
.teacher-info ul li {
  position: relative; padding-left: 26px; margin-bottom: 12px; font-size: 15px; color: var(--gray);
}
.teacher-info ul li::before {
  content: ""; position: absolute; left: 4px; top: 9px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--gold);
}
.teacher-info ul li b { color: var(--ink); font-weight: 600; }

/* ---------- 套餐 ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 36px 28px; text-align: center; display: flex; flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.price-card.hot {
  border: 2px solid var(--gold); background: linear-gradient(180deg, #FFFDF8 0%, #fff 40%);
  box-shadow: var(--shadow-lg);
}
.pc-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--gold); color: #fff; font-size: 12.5px; font-weight: 700;
  padding: 5px 18px; border-radius: 999px; letter-spacing: 2px; white-space: nowrap;
}
.pc-name { font-size: 18px; font-weight: 700; color: var(--blue); margin-bottom: 6px; }
.pc-desc { font-size: 13px; color: var(--gray); margin-bottom: 18px; }
.pc-price { margin-bottom: 6px; }
.pc-price b { font-size: 40px; font-weight: 800; color: var(--blue); }
.pc-price.hot b { color: var(--gold-deep); }
.pc-price i { font-style: normal; font-size: 15px; color: var(--gray); }
.pc-list { text-align: left; margin: 22px 0 26px; flex: 1; }
.pc-list li {
  position: relative; padding-left: 26px; font-size: 14px; color: var(--gray);
  margin-bottom: 11px;
}
.pc-list li::before {
  content: "✓"; position: absolute; left: 2px; color: var(--gold-deep); font-weight: 700;
}
.coach-bar {
  margin-top: 26px; background: #fff; border: 1.5px dashed var(--gold);
  border-radius: 14px; padding: 22px 30px; display: flex;
  align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.coach-bar .cb-text h4 { font-size: 17px; font-weight: 700; color: var(--blue); margin-bottom: 4px; }
.coach-bar .cb-text p { font-size: 13.5px; color: var(--gray); }
.coach-bar .cb-text p b { color: var(--gold-deep); }

/* ---------- 文章预览 ---------- */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.blog-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.blog-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.blog-cover {
  height: 150px; display: flex; align-items: center; justify-content: center;
  font-size: 44px; font-weight: 800; color: #fff;
}
.blog-cover.c1 { background: linear-gradient(135deg, var(--blue), #27548f); }
.blog-cover.c2 { background: linear-gradient(135deg, var(--gold), #D4BC94); }
.blog-cover.c3 { background: linear-gradient(135deg, #33506e, var(--blue-deep)); }
.blog-body { padding: 22px 22px 26px; flex: 1; display: flex; flex-direction: column; }
.blog-tag {
  align-self: flex-start; font-size: 12px; font-weight: 700; color: var(--gold-deep);
  background: var(--gold-soft); border-radius: 999px; padding: 3px 12px; margin-bottom: 12px;
}
.blog-body h4 { font-size: 17px; font-weight: 700; color: var(--blue); margin-bottom: 10px; line-height: 1.5; }
.blog-body p { font-size: 13.5px; color: var(--gray); flex: 1; margin-bottom: 14px; }
.blog-more { font-size: 14px; font-weight: 600; color: var(--blue); }
.blog-more:hover { color: var(--gold-deep); }

/* ---------- 底部 CTA ---------- */
.final-cta {
  background:
    radial-gradient(ellipse 600px 300px at 80% -40%, rgba(184,153,104,.25) 0%, transparent 60%),
    linear-gradient(160deg, var(--blue) 0%, var(--blue-deep) 100%);
  color: #fff; text-align: center; padding: 90px 0;
}
.final-cta h2 { font-size: clamp(24px, 3.2vw, 34px); font-weight: 800; margin-bottom: 14px; }
.final-cta h2 em { font-style: normal; color: var(--gold); }
.final-cta p { font-size: 16px; color: rgba(255,255,255,.8); margin-bottom: 36px; }
.final-cta .btn + .btn { margin-left: 14px; }

/* ---------- 页脚 ---------- */
.footer { background: #0B1D3F; color: rgba(255,255,255,.72); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer .f-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer .f-brand img { width: 48px; height: 48px; border-radius: 50%; border: 2px solid rgba(184,153,104,.6); }
.footer .f-brand b { color: #fff; font-size: 15px; }
.footer h5 { color: #fff; font-size: 14.5px; font-weight: 700; margin-bottom: 16px; }
.footer a { display: block; font-size: 13.5px; margin-bottom: 10px; transition: color .2s; }
.footer a:hover { color: var(--gold); }
.footer p { font-size: 13.5px; line-height: 1.8; }
.f-qr { text-align: center; }
.f-qr img { width: 120px; height: 120px; border-radius: 10px; background: #fff; padding: 6px; margin-bottom: 8px; }
.f-qr span { font-size: 12.5px; }
.f-bottom {
  border-top: 1px solid rgba(255,255,255,.12); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px; color: rgba(255,255,255,.45);
}

/* ---------- 悬浮按钮 / 弹层 / 提示 ---------- */
.float-wechat {
  position: fixed; right: 26px; bottom: 30px; z-index: 90;
  width: 60px; height: 60px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--gold); color: #fff; font-size: 13px; font-weight: 700;
  box-shadow: 0 8px 26px rgba(184,153,104,.5);
  display: flex; align-items: center; justify-content: center;
  transition: transform .25s, background .25s; font-family: inherit;
}
.float-wechat:hover { transform: scale(1.08); background: var(--gold-deep); }
.float-wechat::before { content: ""; position: absolute; inset: -6px; border-radius: 50%; border: 2px solid rgba(184,153,104,.35); animation: pulse 2s infinite; }
@keyframes pulse { 0% { transform: scale(.9); opacity: 1; } 100% { transform: scale(1.25); opacity: 0; } }

.modal-mask {
  position: fixed; inset: 0; z-index: 200; background: rgba(10, 31, 66, .6);
  backdrop-filter: blur(4px);
  display: none; align-items: center; justify-content: center; padding: 24px;
}
.modal-mask.show { display: flex; }
.modal {
  background: #fff; border-radius: 20px; padding: 40px 44px; text-align: center;
  max-width: 360px; width: 100%; position: relative;
  animation: modalIn .3s ease;
}
@keyframes modalIn { from { transform: translateY(24px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal h4 { font-size: 19px; font-weight: 800; color: var(--blue); margin-bottom: 6px; }
.modal .m-sub { font-size: 13.5px; color: var(--gray); margin-bottom: 20px; }
.modal img.qr { width: 220px; height: 220px; margin: 0 auto 16px; border-radius: 12px; border: 1px solid var(--line); }
.modal .m-tip { font-size: 12.5px; color: var(--gray-light); }
.modal-close {
  position: absolute; top: 14px; right: 16px; background: none; border: none;
  font-size: 24px; color: var(--gray-light); cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--gray); }

.toast {
  position: fixed; left: 50%; bottom: 60px; transform: translateX(-50%) translateY(20px);
  background: var(--blue); color: #fff; font-size: 14px; font-weight: 500;
  padding: 12px 26px; border-radius: 999px; box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none; transition: all .35s; z-index: 300;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .who-grid { grid-template-columns: repeat(3, 1fr); }
  .learn-grid, .adv-grid, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .path-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav-menu {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    padding: 18px 24px 24px; gap: 4px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 11px 8px; border-radius: 8px; }
  .nav-menu a:hover { background: var(--bg-soft); }
  .hamburger { display: flex; }
  .nav-actions .btn-ghost-nav { display: none; }

  .hero { padding: 60px 0 50px; }
  .stat + .stat::before { display: none; }
  .stat { min-width: 45%; border-top: 1px solid var(--line); }

  .who-grid { grid-template-columns: repeat(2, 1fr); }
  .path-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .teacher-wrap { flex-direction: column; text-align: center; }
  .teacher-info .t-tags { justify-content: center; }
  .teacher-info ul { text-align: left; }
  .coach-bar { text-align: center; justify-content: center; }
  .final-cta .btn + .btn { margin-left: 0; margin-top: 14px; }
}

@media (max-width: 560px) {
  .learn-grid, .adv-grid, .blog-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer .f-brand { justify-content: center; }
  .f-qr { margin: 0 auto; }
  .quiz-banner { padding: 40px 22px; }
  .section { padding: 60px 0; }
}

/* ================= 会员专区 & 意向调研 ================= */
.duo-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 24px; align-items: stretch; }
@media (max-width: 860px) { .duo-grid { grid-template-columns: 1fr; } }

.mem-card {
  background: linear-gradient(160deg, #0A1F42, #0F2C5C 70%, #16397a);
  color: #fff; border-radius: 18px; padding: 38px 34px; position: relative; overflow: hidden;
}
.mem-card::after {
  content: ""; position: absolute; right: -60px; top: -60px; width: 240px; height: 240px;
  border-radius: 50%; background: radial-gradient(circle, rgba(184,153,104,.35), transparent 70%);
}
.mem-card .mc-kicker { font-size: 12px; letter-spacing: 3px; color: #E5D7BE; font-weight: 700; }
.mem-card h3 { font-size: 25px; margin: 10px 0 12px; font-weight: 800; color: #fff; }
.mem-card h3 em { font-style: normal; color: #D4BD93; }
.mem-card p { color: rgba(255,255,255,.82); font-size: 14.5px; line-height: 1.8; }
.mem-card ul { list-style: none; margin: 18px 0 24px; padding: 0; }
.mem-card li { position: relative; padding-left: 24px; font-size: 14.5px; color: rgba(255,255,255,.9); margin: 9px 0; }
.mem-card li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--gold); font-weight: 900; }
.mem-card .mc-actions { display: flex; gap: 12px; flex-wrap: wrap; position: relative; z-index: 1; }

.lead-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 34px 30px;
  display: flex; flex-direction: column; align-items: center; text-align: center; box-shadow: var(--shadow);
}
.lead-card .lc-kicker { font-size: 12px; letter-spacing: 3px; color: var(--gold-deep); font-weight: 700; }
.lead-card h3 { font-size: 21px; color: var(--blue); margin: 10px 0 8px; font-weight: 800; }
.lead-card p { color: var(--gray); font-size: 14px; line-height: 1.8; }
.lead-card img.qr {
  width: 190px; height: 190px; margin: 18px 0 12px; border: 1px solid var(--line);
  border-radius: 12px; padding: 9px; background: #fff;
}
.lead-card .lc-note { font-size: 12.5px; color: var(--gray-light); }
.lead-card .lc-note b { color: var(--gold-deep); }

/* ================= 内页通用 ================= */
.page-hero {
  background: linear-gradient(160deg, #0A1F42, var(--blue) 75%);
  color: #fff; text-align: center; padding: 66px 22px 58px;
}
.page-hero .page-kicker { font-size: 12px; letter-spacing: 3px; color: #E5D7BE; font-weight: 700; }
.page-hero h1 { font-size: 34px; font-weight: 900; margin: 10px 0 8px; color: #fff; }
.page-hero p { color: rgba(255,255,255,.8); font-size: 15px; }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 30px; }
@media (max-width: 720px) { .stat-row { grid-template-columns: repeat(2, 1fr); } }
.stat-row .stat {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 16px; text-align: center; box-shadow: var(--shadow);
}
.stat-row .stat b { display: block; font-size: 30px; font-weight: 900; color: var(--blue); line-height: 1.2; }
.stat-row .stat b i { font-size: 14px; font-style: normal; margin-left: 2px; }
.stat-row .stat span { font-size: 12.5px; color: var(--gray); }

.intro-box {
  background: var(--gold-soft); border: 1px solid var(--gold-light); border-radius: var(--radius);
  padding: 28px 30px;
}
.intro-box h3 { color: var(--blue); font-size: 19px; margin-bottom: 12px; line-height: 1.6; }
.intro-box p { color: var(--gray); font-size: 14.5px; line-height: 1.9; }

/* 七天大纲 */
.detail-wrap { display: grid; grid-template-columns: 1fr; gap: 18px; }
.detail-day {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 28px; box-shadow: var(--shadow);
}
.dd-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.dd-day {
  background: var(--blue); color: #fff; font-size: 12.5px; font-weight: 700;
  padding: 4px 13px; border-radius: 999px;
}
.dd-head h3 { font-size: 20px; color: var(--blue); font-weight: 800; }
.dd-meta { margin-left: auto; font-size: 12.5px; color: var(--gray-light); }
.dd-desc { color: var(--gray); font-size: 14px; margin: 12px 0 14px; line-height: 1.9; }
.dd-list { margin: 0; padding-left: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 22px; }
@media (max-width: 720px) { .dd-list { grid-template-columns: 1fr; } }
.dd-list li { font-size: 14px; color: var(--ink); line-height: 1.7; }
.dd-list li b { color: var(--gold-deep); margin-right: 6px; font-size: 12.5px; }

/* FAQ */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  margin-bottom: 12px; overflow: hidden;
}
.faq-item summary {
  cursor: pointer; padding: 18px 22px; font-size: 15.5px; font-weight: 700;
  color: var(--blue); list-style: none; position: relative; padding-right: 46px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  color: var(--gold); font-size: 22px; font-weight: 400;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { border-bottom: 1px solid var(--line); }
.faq-a { padding: 16px 22px 20px; color: var(--gray); font-size: 14.5px; line-height: 1.95; }

/* 文章正文 */
.article-body {
  max-width: 780px; margin: 0 auto; font-size: 16.5px; line-height: 2.05; color: #2C3342;
}
.article-body h2 {
  font-size: 22px; color: var(--blue); margin: 34px 0 14px; padding-left: 12px;
  border-left: 4px solid var(--gold); line-height: 1.5;
}
.article-body h3 { font-size: 18px; color: #16397a; margin: 26px 0 10px; }
.article-body h4 { font-size: 16px; color: #16397a; margin: 22px 0 8px; }
.article-body p { margin: 14px 0; }
.article-body ul, .article-body ol { margin: 14px 0 14px 24px; }
.article-body li { margin: 8px 0; }
.article-body strong { color: var(--blue); }
.article-body blockquote {
  background: var(--gold-soft); border-left: 4px solid var(--gold); padding: 14px 20px;
  margin: 18px 0; border-radius: 0 10px 10px 0; color: #4C5566; font-size: 15.5px;
}
.article-body hr { border: none; border-top: 1px dashed var(--line); margin: 28px 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14.5px; }
.article-body th, .article-body td { border: 1px solid var(--line); padding: 10px 13px; text-align: left; }
.article-body th { background: var(--bg-soft); color: var(--blue); }