/* 使用系统自带中文字体，国内无需加载外部资源 */

/* ═══════════════ 设计系统 · 儒心读书会 ═══════════════ */
:root {
  /* 主色调 */
  --clr-bg-outer:    #f5ebe0;
  --clr-bg-card:     #fdfaf6;
  --clr-bg-warm:     #faf3ea;
  --clr-bg-dark:     #3c1f0e;
  --clr-red:         #b5342e;
  --clr-red-light:   #d4645c;
  --clr-red-dark:    #7a1f1a;
  --clr-gold:        #c8963e;
  --clr-gold-light:  #e8d5a3;
  --clr-gold-pale:   #f7efd8;
  --clr-brown:       #4a2c17;
  --clr-brown-mid:   #6b3f22;
  --clr-text:        #3d2b1a;
  --clr-text-light:  #8a7560;
  --clr-accent:      #b8956a;

  /* 字体 - 使用系统自带，无需加载外部资源 */
  --font-serif:  'Songti SC', 'STSongti-SC', 'SimSun', '宋体', serif;
  --font-sans:   'PingFang SC', 'Heiti SC', 'Microsoft YaHei', '微软雅黑', sans-serif;
  --font-brush:  'STKaiti', 'KaiTi', '楷体', cursive;

  /* 间距 */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: #efe3d3;
  font-family: var(--font-sans);
  color: var(--clr-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  /* 纸张纹理 */
  background-image:
    url("data:image/svg+xml,%3Csvg width='400' height='400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
}

/* ═══════════════ 金线装饰 ═══════════════ */
.gold-line {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-gold) 20%, var(--clr-gold) 80%, transparent);
  margin: 0 auto;
}
.gold-line.short { width: 80px; }
.gold-line.medium { width: 160px; }

/* ═══════════════ 印章装饰 ═══════════════ */
.seal {
  display: inline-flex;
  width: 48px; height: 48px;
  border: 1.5px solid var(--clr-gold);
  color: var(--clr-red-dark);
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1;
  flex-shrink: 0;
  letter-spacing: 2px;
  border-radius: 50%;
  background: linear-gradient(135deg, #fef9f2, #fdf0e0);
  box-shadow: 0 1px 6px rgba(200, 150, 62, 0.12);
  position: relative;
}

/* ═══════════════ 导航栏 ═══════════════ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(253, 250, 246, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(200, 150, 62, 0.2);
}

.site-nav-inner {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  padding: 0 20px;
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--clr-brown);
  letter-spacing: 3px;
  text-decoration: none;
  white-space: nowrap;
}

.nav-links-row {
  display: flex;
  gap: 2px;
}

.nav-links-row a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 10px;
  font-size: 13px;
  color: var(--clr-text-light);
  text-decoration: none;
  letter-spacing: 1px;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}

.nav-links-row a:hover,
.nav-links-row a.active {
  color: var(--clr-red);
  background: rgba(181, 52, 46, 0.05);
}

/* ═══════════════ 页面容器 ═══════════════ */
.page-wrapper {
  display: flex;
  justify-content: center;
  padding: 52px 0 0;
}

.page-card {
  width: 100%;
  max-width: 640px;
  background: var(--clr-bg-card);
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(60, 31, 14, 0.12);
}

/* ═══════════════ Hero 区块 ═══════════════ */
.hero {
  position: relative;
  text-align: center;
  padding: 56px 32px 48px;
  background: linear-gradient(180deg, #fef9f2 0%, #fdf6ec 40%, #faf2e6 100%);
  overflow: hidden;
}

/* Hero 背景装饰 */
.hero::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 200px;
  height: 200px;
  border: 1.5px solid rgba(200, 150, 62, 0.15);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 280px;
  height: 280px;
  border: 1px solid rgba(200, 150, 62, 0.1);
  border-radius: 50%;
}

.hero .hero-badge {
  display: inline-block;
  padding: 6px 20px;
  background: linear-gradient(135deg, var(--clr-red), var(--clr-red-dark));
  color: #fef6e7;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 4px;
  border-radius: 2px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 900;
  color: var(--clr-brown);
  letter-spacing: 8px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.hero .hero-gold {
  font-family: var(--font-brush);
  font-size: 22px;
  color: var(--clr-gold);
  margin-top: 16px;
  letter-spacing: 4px;
  position: relative;
  z-index: 1;
}

.hero .hero-diamond {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}

.hero .hero-diamond span {
  color: var(--clr-gold);
  font-size: 10px;
}

/* ═══════════════ 区块容器 ═══════════════ */
.section {
  padding: 32px 28px;
  position: relative;
}

.section-alt {
  background: var(--clr-bg-warm);
}

.section-header {
  text-align: center;
  margin-bottom: 24px;
}

.section-header .seal {
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--clr-brown);
  letter-spacing: 4px;
}

.section-header .sub {
  font-size: 13px;
  color: var(--clr-accent);
  letter-spacing: 2px;
  margin-top: 4px;
}

/* ═══════════════ 卡片框（带金边装饰） ═══════════════ */
.card-frame {
  background: #fff;
  border: 1px solid rgba(200, 150, 62, 0.18);
  border-radius: 6px;
  padding: 20px;
  position: relative;
  box-shadow: 0 2px 16px rgba(60, 31, 14, 0.06);
}

.card-frame::before {
  content: '';
  position: absolute;
  top: -1px; left: 20px; right: 20px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-gold-light), transparent);
}

/* ═══════════════ 数据条 ═══════════════ */
.stats-row {
  display: flex;
  justify-content: center;
  gap: 0;
  background: linear-gradient(135deg, var(--clr-brown), #3a1f0c);
  margin: 0;
  padding: 24px 0;
}

.stat-item {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 8px 12px;
}

.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(232, 213, 163, 0.2);
}

.stat-item .num {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 900;
  color: var(--clr-gold-light);
  letter-spacing: 2px;
}

.stat-item .slabel {
  font-size: 12px;
  color: #c4a870;
  letter-spacing: 2px;
  margin-top: 4px;
}

/* ═══════════════ 特色卡片 ═══════════════ */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.feature-card {
  background: #fff;
  border-radius: 8px;
  padding: 24px 16px;
  text-align: center;
  border: 1px solid rgba(200, 150, 62, 0.12);
  box-shadow: 0 2px 12px rgba(60, 31, 14, 0.05);
  transition: box-shadow 0.25s, transform 0.2s;
  cursor: pointer;
}

.feature-card:hover {
  box-shadow: 0 6px 24px rgba(60, 31, 14, 0.12);
  transform: translateY(-3px);
}

.feature-card .f-icon-wrap {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, #fef5ed, #fdf0e0);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--clr-gold-light);
}

.feature-card .f-icon-wrap svg {
  width: 24px;
  height: 24px;
  color: var(--clr-red);
}

.feature-card .f-title {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--clr-brown);
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.feature-card .f-desc {
  font-size: 12px;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ═══════════════ 理念卡片 ═══════════════ */
.idea-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.idea-cards .idea-card {
  background: #fff;
  border-radius: 8px;
  padding: 20px 14px;
  text-align: center;
  border-bottom: 3px solid var(--clr-gold);
  box-shadow: 0 2px 10px rgba(60, 31, 14, 0.04);
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
}

.idea-cards .idea-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(60, 31, 14, 0.1);
}

.idea-cards .idea-card .idea-icon {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--clr-gold);
  margin-bottom: 8px;
}

.idea-cards .idea-card .idea-title {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--clr-brown);
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.idea-cards .idea-card .idea-desc {
  font-size: 12px;
  color: var(--clr-text-light);
  line-height: 1.6;
}

/* ═══════════════ 共读列表 ═══════════════ */
.reading-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.reading-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  padding: 16px 18px;
  border-radius: 8px;
  border: 1px solid rgba(200, 150, 62, 0.1);
  box-shadow: 0 1px 6px rgba(60, 31, 14, 0.03);
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.reading-list li:hover {
  border-color: var(--clr-gold-light);
  box-shadow: 0 3px 12px rgba(60, 31, 14, 0.08);
}

.reading-list .rl-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-red), var(--clr-red-dark));
  color: #fef6e7;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 12px;
  flex-shrink: 0;
  letter-spacing: 1px;
}

.reading-list .rl-content strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--clr-brown);
  letter-spacing: 2px;
  margin-bottom: 2px;
}

.reading-list .rl-content span {
  font-size: 12px;
  color: var(--clr-text-light);
}

/* ═══════════════ CTA 区块 ═══════════════ */
.cta-section {
  text-align: center;
  padding: 40px 28px;
  background: linear-gradient(180deg, #fff9f2, #fef6ec);
  border-top: 1px solid rgba(200, 150, 62, 0.15);
  border-bottom: 1px solid rgba(200, 150, 62, 0.15);
}

.cta-section .cta-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--clr-brown);
  letter-spacing: 4px;
  margin-bottom: 20px;
}

.cta-section .cta-sub {
  font-size: 14px;
  color: var(--clr-text-light);
  letter-spacing: 2px;
  margin-bottom: 24px;
  line-height: 2;
}

/* ═══════════════ 二维码展示 ═══════════════ */
.qr-frame {
  width: 200px;
  height: 200px;
  border: 3px solid var(--clr-gold);
  border-radius: 8px;
  padding: 10px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 20px rgba(60, 31, 14, 0.1);
  position: relative;
}

.qr-frame::before {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(200, 150, 62, 0.2);
  border-radius: 4px;
  pointer-events: none;
}

.qr-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #fdf8f2, #f9f0e2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--clr-accent);
  letter-spacing: 2px;
  text-align: center;
  line-height: 1.8;
  border-radius: 2px;
}

/* ═══════════════ 按钮 ═══════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 12px 32px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 3px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, var(--clr-red), var(--clr-red-dark));
  color: #fef6e7;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--clr-red-dark), #5e1410);
  box-shadow: 0 4px 16px rgba(181, 52, 46, 0.25);
}

.btn-gold {
  background: linear-gradient(135deg, #d4aa4a, #b8862c);
  color: #fff;
}
.btn-gold:hover {
  background: linear-gradient(135deg, #b8862c, #9a6e20);
  box-shadow: 0 4px 16px rgba(200, 150, 62, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--clr-red);
  border: 1.5px solid var(--clr-red);
}
.btn-outline:hover {
  background: var(--clr-red);
  color: #fff;
}

.btn-group {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ═══════════════ 分割线 ═══════════════ */
.divider-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 8px 0;
}

.divider-ornament .diamond {
  width: 7px;
  height: 7px;
  background: var(--clr-gold);
  transform: rotate(45deg);
}

.divider-ornament .line {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-gold-light), transparent);
}

/* ═══════════════ 底部 ═══════════════ */
.page-footer {
  text-align: center;
  padding: 36px 28px 48px;
  background: linear-gradient(180deg, var(--clr-bg-card) 0%, #efe3d3 100%);
  color: var(--clr-accent);
}

.page-footer .footer-gold-line {
  width: 60px;
  height: 2px;
  background: var(--clr-gold);
  margin: 0 auto 20px;
}

.page-footer .footer-text {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--clr-gold);
  letter-spacing: 4px;
  margin-bottom: 8px;
}

.page-footer .footer-sub {
  font-size: 12px;
  color: var(--clr-accent);
  letter-spacing: 2px;
}

/* ═══════════════ 浮动微信按钮 ═══════════════ */
.float-wx {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #07c160, #06ad56);
  border-radius: 50%;
  box-shadow: 0 4px 18px rgba(7, 193, 96, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  border: 2px solid rgba(255,255,255,0.3);
}

.float-wx:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(7, 193, 96, 0.55);
}

.float-wx svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* ═══════════════ 弹窗 ═══════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: fadeIn 0.2s;
}

.modal-overlay.hidden { display: none; }

.modal-box {
  background: #fff;
  border-radius: 12px;
  padding: 36px 24px 28px;
  text-align: center;
  max-width: 320px;
  width: 100%;
  position: relative;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.25);
}

.modal-box .modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border: none;
  background: #f5f0eb;
  border-radius: 50%;
  font-size: 18px;
  color: var(--clr-text-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background 0.2s;
}
.modal-box .modal-close:hover { background: #e8ddd0; }

.modal-box .modal-title {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--clr-brown);
  letter-spacing: 3px;
  margin-bottom: 18px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ═══════════════ 产品页组件 ═══════════════ */
.category-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 0 0 20px;
}

.category-tab {
  min-width: 44px;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--clr-text-light);
  background: #fff;
  border: 1px solid rgba(200, 150, 62, 0.25);
  border-radius: 24px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-sans);
}

.category-tab:hover {
  border-color: var(--clr-gold);
  color: var(--clr-brown);
}

.category-tab.active {
  background: linear-gradient(135deg, var(--clr-red), var(--clr-red-dark));
  color: #fff;
  border-color: transparent;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.product-card {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(60, 31, 14, 0.06);
  transition: box-shadow 0.25s, transform 0.2s;
  cursor: pointer;
  border: 1px solid rgba(200, 150, 62, 0.08);
}

.product-card:hover {
  box-shadow: 0 6px 24px rgba(60, 31, 14, 0.14);
  transform: translateY(-3px);
}

.product-card .product-img {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #fdf6ec, #f8eed8);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.product-card .product-img svg {
  width: 48px;
  height: 48px;
  color: var(--clr-accent);
  opacity: 0.3;
}

.product-card .product-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 3px 10px;
  font-size: 11px;
  letter-spacing: 1px;
  background: var(--clr-red);
  color: #fff;
  border-radius: 2px;
}

.product-info {
  padding: 14px 16px;
}

.product-info .product-name {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-brown);
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.product-info .product-desc {
  font-size: 12px;
  color: var(--clr-text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.product-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-price {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--clr-red);
}

.product-cta {
  padding: 6px 14px;
  font-size: 12px;
  letter-spacing: 1px;
  background: linear-gradient(135deg, var(--clr-gold), #b8862c);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.2s;
  min-height: 36px;
  font-family: var(--font-sans);
}

.product-cta:hover { opacity: 0.9; }

/* ═══════════════ 表单 ═══════════════ */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--clr-brown);
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.form-group .required-star {
  color: var(--clr-red);
  margin-left: 2px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  font-size: 15px;
  font-family: var(--font-sans);
  color: var(--clr-text);
  background: #fdfaf6;
  border: 1px solid rgba(200, 150, 62, 0.25);
  border-radius: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-gold);
  box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.08);
  background: #fff;
}

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-group .helper {
  font-size: 11px;
  color: var(--clr-accent);
  margin-top: 4px;
  letter-spacing: 1px;
}

/* ═══════════════ 个人页组件 ═══════════════ */
.highlight-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: #fff;
  border-left: 3px solid var(--clr-red);
  border-radius: 0 6px 6px 0;
  margin-bottom: 10px;
  box-shadow: 0 1px 6px rgba(60, 31, 14, 0.04);
}

.highlight-card .label {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 900;
  color: var(--clr-red);
  line-height: 1.3;
  min-width: 56px;
  flex-shrink: 0;
  text-align: center;
}

.highlight-card .text {
  font-size: 14px;
  color: var(--clr-text);
  line-height: 1.8;
}

.highlight-card .text strong {
  color: var(--clr-red-dark);
}

/* ═══════════════ 响应式 ═══════════════ */
@media (max-width: 520px) {
  .hero h1 {
    font-size: 26px;
    letter-spacing: 5px;
  }
  .hero .hero-gold {
    font-size: 18px;
  }
  .hero {
    padding: 44px 20px 36px;
  }
  .section {
    padding: 24px 18px;
  }
  .feature-grid,
  .idea-cards,
  .product-grid {
    gap: 10px;
  }
  .idea-cards .idea-card,
  .feature-card {
    padding: 16px 12px;
  }
  .section-header h2 {
    font-size: 19px;
  }
  .nav-brand {
    font-size: 14px;
    letter-spacing: 1px;
  }
  .nav-links-row a {
    font-size: 12px;
    padding: 0 7px;
    min-width: 36px;
  }
  .float-wx {
    bottom: 18px;
    right: 18px;
    width: 48px;
    height: 48px;
  }
  .float-wx svg {
    width: 24px;
    height: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}