/* ============================================================
   精力管理网站 · 基础样式表
   Mobile-First · HR选课导向 · 精力管理定位
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* 品牌色 */
  --color-primary: #0A2540;       /* 深海蓝：主色，权威感 */
  --color-accent: #E8723A;        /* 暖橙：精力/能量感，CTA按钮 */
  --color-accent-light: #FFF0E8;  /* 浅橙背景 */
  --color-teal: #0D9488;          /* 青绿：科学/体系感 */
  --color-teal-light: #F0FDFA;

  /* 精力四维配色 */
  --color-physical: #E85D04;      /* 体能：橙 */
  --color-emotional: #D00000;     /* 情绪：红 */
  --color-mental: #3A86FF;        /* 思维：蓝 */
  --color-will: #FF6B35;          /* 意志：暖橙 */

  /* 中性色 */
  --color-bg: #FAFBFC;
  --color-surface: #FFFFFF;
  --color-border: #E8ECF0;
  --color-text: #1A2A3A;
  --color-text-secondary: #5A6A7A;
  --color-text-muted: #9AABB8;

  /* 字体 */
  --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;   /* 移动端基准 */
  --font-size-md: 17px;
  --font-size-lg: 20px;
  --font-size-xl: 24px;
  --font-size-2xl: 30px;
  --font-size-3xl: 36px;

  /* 间距 */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 999px;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(10,37,64,0.08);
  --shadow-md: 0 4px 16px rgba(10,37,64,0.10);
  --shadow-lg: 0 8px 32px rgba(10,37,64,0.14);

  /* 底部导航高度 */
  --nav-height: 64px;
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  /* 给底部导航留位 */
  padding-bottom: calc(var(--nav-height) + 16px);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  line-height: 1.3;
  font-weight: 700;
  color: var(--color-primary);
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: var(--font-size-md); }

p { line-height: 1.8; }

.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: 720px;  /* 移动端不超宽，内容区适中 */
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container--wide {
  max-width: 960px;
}

.section {
  padding: var(--space-10) 0;
}

.section + .section {
  padding-top: 0;
}

/* ---------- Cards ---------- */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.card--bordered {
  border: 1px solid var(--color-border);
  box-shadow: none;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: 600;
  min-height: 48px;  /* 触控友好 */
  transition: all 0.2s;
  cursor: pointer;
  text-align: center;
  width: 100%;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.btn--primary:hover {
  background: #D4622A;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232,114,58,0.35);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--ghost {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

/* ---------- Tags / Badges ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  background: var(--color-teal-light);
  color: var(--color-teal);
}

.tag--physical { background: #FFF3E0; color: var(--color-physical); }
.tag--emotional { background: #FFEBEE; color: var(--color-emotional); }
.tag--mental { background: #E3F2FD; color: var(--color-mental); }
.tag--will { background: #FBE9E7; color: var(--color-will); }
.tag--accent { background: var(--color-accent-light); color: var(--color-accent); }

/* ---------- Dividers ---------- */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-6) 0;
}

/* ---------- Hero Section ---------- */
.hero {
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-10) 0 var(--space-8);
  text-align: center;
}

.hero h1 {
  color: #fff;
  font-size: var(--font-size-2xl);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

.hero .subtitle {
  color: rgba(255,255,255,0.75);
  font-size: var(--font-size-md);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.hero__stat {
  text-align: center;
}

.hero__stat-value {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.hero__stat-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.65);
  margin-top: 4px;
}

/* ---------- Section Headers ---------- */
.section-header {
  margin-bottom: var(--space-6);
}

.section-header h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* ---------- Problem Cards (误区) ---------- */
.problem-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.problem-card__number {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
  letter-spacing: 0.05em;
}

.problem-card h3 {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}

.problem-card__lie {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-border);
}

.problem-card__truth {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.7;
}

.problem-card__punch {
  margin-top: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-accent);
}

/* ---------- Course Cards ---------- */
.course-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-5);
}

.course-card__header {
  padding: var(--space-5);
  color: #fff;
}

.course-card__header--physical { background: var(--color-physical); }
.course-card__header--emotional { background: var(--color-emotional); }
.course-card__header--mental { background: var(--color-mental); }
.course-card__header--will { background: var(--color-will); }
.course-card__header--core { background: var(--color-primary); }

.course-card__days {
  font-size: var(--font-size-xs);
  opacity: 0.85;
  margin-bottom: var(--space-2);
  font-weight: 600;
}

.course-card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}

.course-card__subtitle {
  font-size: var(--font-size-sm);
  opacity: 0.85;
}

.course-card__body {
  padding: var(--space-5);
}

.course-card__tools {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.course-card__tools .tag {
  font-size: 11px;
}

/* ---------- Instructor Section ---------- */
.instructor-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.instructor-card__header {
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-6);
  text-align: center;
}

.instructor-card__avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 3px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto var(--space-4);
}

.instructor-card__name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: #fff;
}

.instructor-card__title {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.75);
  margin-top: var(--space-1);
}

.instructor-card__tagline {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-style: italic;
  margin-top: var(--space-3);
}

.instructor-card__body {
  padding: var(--space-6);
}

.credential-block {
  margin-bottom: var(--space-6);
}

.credential-block:last-child { margin-bottom: 0; }

.credential-block__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.credential-block__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.credential-block__item {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  padding-left: var(--space-4);
  position: relative;
}

.credential-block__item::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-teal);
  font-weight: 700;
}

.credential-block__note {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  font-style: italic;
}

/* ---------- FAQ ---------- */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-primary);
  gap: var(--space-4);
}

.faq-item__icon {
  font-size: 20px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item.is-open .faq-item__icon {
  transform: rotate(45deg);
  color: var(--color-accent);
}

.faq-item__answer {
  display: none;
  padding-bottom: var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.faq-item.is-open .faq-item__answer {
  display: block;
}

/* ---------- Bottom Navigation ---------- */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: stretch;
  z-index: 100;
  box-shadow: 0 -2px 12px rgba(10,37,64,0.08);
}

.bottom-nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--color-text-muted);
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s;
}

.bottom-nav__item.is-active,
.bottom-nav__item:hover {
  color: var(--color-accent);
}

.bottom-nav__icon {
  font-size: 22px;
  line-height: 1;
}

/* ---------- Top Header ---------- */
.top-header {
  position: sticky;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-4) 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-header__logo {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: #fff;
}

.top-header__subtitle {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.6);
}

/* ---------- Quote / Testimonial ---------- */
.testimonial {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  margin-bottom: var(--space-4);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.testimonial__quote {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  font-style: italic;
}

.testimonial__quote::before { content: '"'; }
.testimonial__quote::after { content: '"'; }

.testimonial__meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.testimonial__metrics {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}

.metric-chip {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
}

/* ---------- CTA Block ---------- */
.cta-block {
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-8) var(--space-5);
  border-radius: var(--radius-lg);
  text-align: center;
  margin: var(--space-6) 0;
}

.cta-block h3 {
  color: #fff;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.cta-block p {
  color: rgba(255,255,255,0.7);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-5);
}

.cta-block .btn--primary {
  background: var(--color-accent);
}

/* ---------- Page Footer ---------- */
.page-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.6);
  padding: var(--space-8) 0;
  margin-top: var(--space-10);
  font-size: var(--font-size-xs);
  text-align: center;
  line-height: 1.8;
}

.page-footer .icp {
  margin-top: var(--space-3);
  font-size: 10px;
  color: rgba(255,255,255,0.35);
}

/* ---------- Utilities ---------- */
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* ---------- Process Steps ---------- */
.process-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
}

.process-step {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.process-step__number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.process-step__content h4 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-1);
}

.process-step__content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ---------- 4-Energy Grid ---------- */
.energy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.energy-item {
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
}

.energy-item h4 {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-1);
}

.energy-item p {
  font-size: var(--font-size-xs);
  opacity: 0.85;
}

.energy-item--physical { background: #FFF3E0; color: var(--color-physical); }
.energy-item--emotional { background: #FFEBEE; color: var(--color-emotional); }
.energy-item--mental { background: #E3F2FD; color: var(--color-mental); }
.energy-item--will { background: #FBE9E7; color: var(--color-will); }

/* ---------- Contact Form ---------- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: 12px var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color 0.2s;
  min-height: 48px;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

textarea.form-input {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

/* ---------- Desktop Overrides ---------- */
@media (min-width: 768px) {
  :root {
    --font-size-base: 18px;
    --font-size-2xl: 38px;
    --font-size-xl: 26px;
    --font-size-3xl: 48px;
  }

  body {
    padding-bottom: 0;
  }

  .container {
    max-width: 1080px;
    padding: 0 var(--space-8);
  }

  /* ========== PC端顶部导航栏 ========== */
  .top-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(10,37,64,0.15);
  }

  .top-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .top-header__logo {
    font-size: 22px;
    font-weight: 800;
  }

  .top-header__subtitle {
    display: none;
  }

  /* PC端顶部导航菜单 */
  .top-header__nav {
    display: flex;
    align-items: center;
    gap: var(--space-5);
  }

  .top-header__nav a {
    color: rgba(255,255,255,0.85);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: color 0.2s;
    white-space: nowrap;
  }

  .top-header__nav a:hover {
    color: #fff;
  }

  /* PC端显示导航菜单 */
  .top-header__nav {
    display: flex !important;
  }

  .top-header__cta {
    margin-left: var(--space-4);
  }

  /* PC端body调整 */
  body {
    padding-top: 72px;
  }

  .section {
    padding: var(--space-12) 0;
  }

  .bottom-nav {
    display: none;
  }

  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .three-col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }

  .energy-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* PC端页面页脚 */
  .page-footer {
    padding: var(--space-8) var(--space-6);
  }

  /* PC端底部导航栏 */
  .bottom-nav {
    display: none;
  }

  .btn {
    width: auto;
  }

  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
}

/* ============================================================
   常驻微信咨询按钮（右侧悬浮）
   ============================================================ */
.wechat-float {
  position: fixed;
  right: 16px;
  bottom: 80px;
  z-index: 999;
  background: linear-gradient(135deg, #07C160 0%, #06AD56 100%);
  color: #fff;
  border-radius: 50px;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 6px 20px rgba(7, 193, 96, 0.35);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: transform 0.2s;
  text-decoration: none;
}

.wechat-float:hover {
  transform: scale(1.05);
}

.wechat-float__id {
  display: inline-block;
  margin-left: 4px;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.22);
  border-radius: 4px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 12px;
}

@media (min-width: 768px) {
  .wechat-float {
    right: 24px;
    bottom: 32px;
    padding: 14px 22px;
    font-size: 15px;
  }
}

/* ============================================================
   微信二维码弹窗（点击悬浮按钮触发）
   ============================================================ */
.wechat-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(10, 37, 64, 0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
}
.wechat-modal.is-open {
  opacity: 1;
  visibility: visible;
}
.wechat-modal__card {
  background: #fff;
  border-radius: 18px;
  padding: 28px 24px 22px;
  max-width: 340px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transform: scale(0.92);
  transition: transform 0.2s;
  position: relative;
}
.wechat-modal.is-open .wechat-modal__card {
  transform: scale(1);
}
.wechat-modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  font-size: 24px;
  line-height: 1;
  color: #999;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wechat-modal__close:hover {
  background: #f0f0f0;
  color: #333;
}
.wechat-modal__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary, #0A2540);
  margin: 0 0 4px;
}
.wechat-modal__sub {
  font-size: 13px;
  color: #6B7280;
  margin: 0 0 18px;
}
.wechat-modal__qr {
  background: #fff;
  border: 1px solid #E5E7EB;
  border-radius: 12px;
  padding: 12px;
  display: inline-block;
  margin-bottom: 18px;
}
.wechat-modal__qr img {
  display: block;
  width: 220px;
  height: 220px;
  border-radius: 6px;
}
.wechat-modal__id-box {
  background: linear-gradient(135deg, #07C160 0%, #06AD56 100%);
  color: #fff;
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 10px;
}
.wechat-modal__id-label {
  font-size: 12px;
  opacity: 0.9;
  margin-bottom: 2px;
}
.wechat-modal__id-value {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 2px;
  font-family: 'Consolas', 'Monaco', monospace;
}
.wechat-modal__tip {
  font-size: 13px;
  color: #6B7280;
  line-height: 1.6;
  margin: 0;
}
.wechat-modal__tip strong {
  color: #07C160;
  background: rgba(7, 193, 96, 0.1);
  padding: 1px 6px;
  border-radius: 4px;
}
@media (max-width: 380px) {
  .wechat-modal__qr img { width: 180px; height: 180px; }
  .wechat-modal__id-value { font-size: 20px; }
}

/* ========== 手机端汉堡抽屉导航（2026-08-20） ========== */
.hamburger-btn {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  padding: 0;
  margin-left: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.hamburger-btn span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
body.drawer-open .hamburger-btn span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.drawer-open .hamburger-btn span:nth-child(2) { opacity: 0; }
body.drawer-open .hamburger-btn span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 37, 64, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  z-index: 2000;
}
body.drawer-open .drawer-overlay { opacity: 1; visibility: visible; }

.drawer-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(300px, 84vw);
  background: var(--color-surface);
  z-index: 2001;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.28s ease;
  box-shadow: -4px 0 24px rgba(10, 37, 64, 0.18);
}
body.drawer-open .drawer-menu { transform: translateX(0); }

.drawer-menu__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: var(--color-primary);
  color: #fff;
}
.drawer-menu__logo { font-weight: 700; font-size: 16px; }
.drawer-menu__close {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
}
.drawer-menu__nav { flex: 1; overflow-y: auto; padding: 8px 0 16px; -webkit-overflow-scrolling: touch; }
.drawer-menu__link {
  display: block;
  padding: 13px 24px;
  color: var(--color-text);
  font-size: var(--font-size-base);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
}
.drawer-menu__link:active { background: var(--color-accent-light); }
.drawer-menu__link--home { font-weight: 700; color: var(--color-primary); }
.drawer-menu__group {
  padding: 18px 24px 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-accent);
}
.drawer-menu__foot {
  padding: 14px 24px;
  font-size: 11px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
}

/* 移动端：显示汉堡，隐藏顶部加微信按钮（悬浮微信按钮已承担） */
@media (max-width: 767.98px) {
  .hamburger-btn { display: flex; }
  .top-header__cta { display: none !important; }
}
/* PC 端：已有顶部导航，隐藏抽屉组件 */
@media (min-width: 768px) {
  .hamburger-btn { display: none !important; }
  .drawer-overlay, .drawer-menu { display: none !important; }
}