/* ============================================
   至悦文旅培训 BEYOND CONSULTING 官网样式
   设计语言：紫金高端 + 留白 + 专业感
   字体：系统字体栈（无外部字体依赖，国内加载快）
   ============================================ */

:root {
  --purple-deep: #4A2C7A;
  --purple-main: #6B4C9A;
  --purple-soft: #9B84B7;
  --purple-light: #F0EBF5;
  --purple-bg: #F7F4FB;
  --gold: #D4A24A;
  --gold-light: #F5E6C8;
  --cream: #FBF7F0;
  --dark: #1F1B2E;
  --gray: #6B6578;
  --gray-light: #F5F5F7;
  --white: #FFFFFF;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 20px rgba(74,44,122,0.06);
  --shadow-md: 0 16px 48px rgba(74,44,122,0.10);
  --shadow-lg: 0 30px 80px rgba(74,44,122,0.14);
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", STSong, "SimSun", serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--dark);
  background: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(107,76,154,0.08);
  z-index: 1000;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  height: 40px;
  width: auto;
}

.brand-text { line-height: 1.1; }

.brand-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--purple-deep);
  letter-spacing: 3px;
}

.brand-en {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--purple-deep);
  margin: 5px 0;
  border-radius: 2px;
  transition: all 0.3s;
}

.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav-links a {
  color: var(--gray);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
}

.nav-links a:hover, .nav-links a.active { color: var(--purple-main); }

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.nav-cta {
  background: var(--purple-main);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: 100px;
  font-weight: 500;
  transition: all 0.3s;
}

.nav-cta:hover { background: var(--purple-deep); transform: translateY(-1px); }

/* ===== 通用区块 ===== */
.section { padding: 100px 0; }

.section-alt { background: var(--cream); }
.section-light { background: var(--purple-bg); }

.section-tag {
  display: inline-block;
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 3px;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 40px;
  color: var(--dark);
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.3;
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray);
  max-width: 760px;
  margin-bottom: 56px;
  font-weight: 300;
  line-height: 1.8;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ===== 按钮 ===== */
.btn {
  display: inline-block;
  padding: 15px 36px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn-primary { background: var(--purple-main); color: var(--white); }
.btn-primary:hover { background: var(--purple-deep); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(107,76,154,0.25); }

.btn-secondary {
  background: transparent;
  color: var(--purple-main);
  border: 2px solid var(--purple-main);
}
.btn-secondary:hover { background: var(--purple-main); color: var(--white); }

.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: #b8893a; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(212,162,74,0.3); }

.btn-light {
  background: var(--white);
  color: var(--purple-deep);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(255,255,255,0.2); }

.btn-row { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== Hero ===== */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--cream) 0%, var(--white) 50%, var(--purple-light) 100%);
  padding: 120px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -8%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(212,162,74,0.14) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -15%;
  left: -5%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(107,76,154,0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-block;
  background: var(--gold-light);
  color: var(--purple-deep);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 28px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 48px;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: 28px;
  font-weight: 700;
}

.hero h1 .highlight { color: var(--purple-main); position: relative; }

.hero-subtitle {
  font-size: 19px;
  color: var(--gray);
  margin-bottom: 40px;
  max-width: 560px;
  font-weight: 300;
  line-height: 1.9;
}

.hero-stats {
  display: flex;
  gap: 56px;
  margin-top: 56px;
}

.stat-item { text-align: left; }

.stat-number {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  color: var(--purple-deep);
  line-height: 1;
}

.stat-number span { color: var(--gold); font-size: 24px; }

.stat-label { font-size: 14px; color: var(--gray); margin-top: 8px; }

.hero-visual { position: relative; }

.hero-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.hero-card-label {
  font-size: 12px;
  color: var(--gray);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-card-title { font-size: 20px; font-weight: 700; color: var(--dark); margin-bottom: 24px; }

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  border-bottom: 1px solid var(--gray-light);
}

.metric-row:last-child { border-bottom: none; }
.metric-name { font-size: 14px; color: var(--gray); }
.metric-value { font-size: 18px; font-weight: 700; color: var(--purple-deep); }
.metric-value.up { color: #2E8B57; }

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--gray-light);
  border-radius: 3px;
  margin-top: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--purple-main), var(--gold));
  border-radius: 3px;
}

/* ===== 痛点卡片 ===== */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }

.pain-card {
  background: var(--white);
  border: 1px solid rgba(107,76,154,0.1);
  border-radius: 20px;
  padding: 40px 32px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.pain-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--purple-main), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.pain-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.pain-card:hover::before { transform: scaleX(1); }

.pain-icon {
  width: 56px; height: 56px;
  background: var(--purple-light);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 24px;
}

.pain-card h3 { font-size: 22px; color: var(--dark); margin-bottom: 16px; font-weight: 600; }
.pain-card p { color: var(--gray); font-size: 15px; line-height: 1.8; }

/* ===== PEAK 模型 ===== */
.peak-model { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.peak-step {
  background: var(--white);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(107,76,154,0.08);
}

.peak-step::after {
  content: '→';
  position: absolute;
  right: -20px; top: 50%;
  transform: translateY(-50%);
  color: var(--gold);
  font-size: 24px;
  font-weight: 700;
}

.peak-step:last-child::after { display: none; }

.peak-letter {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--purple-main), var(--purple-deep));
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 700;
  margin: 0 auto 20px;
}

.peak-step h3 { font-size: 20px; color: var(--dark); margin-bottom: 12px; }
.peak-step p { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* ===== 产品卡片 ===== */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }

.product-card {
  background: var(--white);
  border-radius: 20px;
  padding: 40px 32px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  border: 1px solid rgba(107,76,154,0.06);
  display: flex;
  flex-direction: column;
}

.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.product-tag {
  display: inline-block;
  background: var(--gold-light);
  color: var(--purple-deep);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 20px;
  align-self: flex-start;
}

.product-card h3 { font-size: 23px; color: var(--dark); margin-bottom: 16px; font-weight: 600; }
.product-card > p { color: var(--gray); font-size: 15px; line-height: 1.8; margin-bottom: 24px; flex-grow: 1; }

.product-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray);
  padding-left: 24px;
  position: relative;
}

.product-features li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--gold);
}

/* ===== 案例 ===== */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }

.case-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(107,76,154,0.1);
  transition: all 0.3s;
}

.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.case-header {
  background: linear-gradient(135deg, var(--purple-main), var(--purple-deep));
  color: var(--white);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.case-header::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 200px; height: 200px;
  background: rgba(212,162,74,0.15);
  border-radius: 50%;
}

.case-metric { font-family: var(--font-serif); font-size: 46px; font-weight: 700; line-height: 1; margin-bottom: 8px; }
.case-metric-label { font-size: 14px; opacity: 0.9; }

.case-body { padding: 32px; }
.case-body h3 { font-size: 19px; color: var(--dark); margin-bottom: 12px; font-weight: 600; }
.case-body p { color: var(--gray); font-size: 15px; line-height: 1.8; }

/* ===== 深色测评区 ===== */
.dark-section {
  background: linear-gradient(135deg, var(--purple-deep), var(--purple-main));
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.dark-section::before {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 500px; height: 500px;
  background: rgba(212,162,74,0.10);
  border-radius: 50%;
}

.dark-section .container { position: relative; z-index: 1; }
.dark-section .section-tag { color: var(--gold); }
.dark-section .section-title { color: var(--white); }
.dark-section .section-subtitle { color: rgba(255,255,255,0.75); }

.assessment-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.assessment-features li {
  padding: 16px 0;
  font-size: 17px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.assessment-features li:last-child { border-bottom: none; }

.assessment-features li::before {
  content: '✓';
  width: 28px; height: 28px;
  background: var(--gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.assessment-visual {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(10px);
}

.msm-badge { font-family: var(--font-serif); font-size: 46px; font-weight: 700; margin-bottom: 16px; }
.msm-badge span { color: var(--gold); font-size: 17px; display: block; font-family: var(--font-sans); font-weight: 400; margin-top: 8px; }
.msm-desc { font-size: 16px; line-height: 1.8; opacity: 0.9; margin-bottom: 32px; }

.dimension-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.dimension-tag { background: rgba(255,255,255,0.12); padding: 8px 16px; border-radius: 100px; font-size: 13px; }

/* ===== 客户 ===== */
.client-categories {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.client-category {
  background: var(--white);
  padding: 14px 30px;
  border-radius: 100px;
  font-size: 15px;
  color: var(--gray);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(107,76,154,0.06);
}

.client-logos {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  opacity: 0.85;
}

.client-logo {
  background: var(--white);
  height: 76px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 500;
  color: var(--purple-deep);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(107,76,154,0.08);
  transition: all 0.3s;
}

.client-logo:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

/* ===== 品牌故事时间线 ===== */
.timeline { position: relative; max-width: 860px; margin: 0 auto; padding-left: 40px; }

.timeline::before {
  content: '';
  position: absolute;
  left: 8px; top: 8px; bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), var(--purple-main), var(--purple-light));
  border-radius: 2px;
}

.timeline-item { position: relative; padding-bottom: 48px; }
.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: -40px; top: 6px;
  width: 18px; height: 18px;
  background: var(--white);
  border: 3px solid var(--purple-main);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--purple-light);
}

.timeline-item.milestone::before { border-color: var(--gold); box-shadow: 0 0 0 4px var(--gold-light); }

.timeline-year {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--purple-deep);
  margin-bottom: 8px;
}

.timeline-item.milestone .timeline-year { color: var(--gold); }

.timeline-item h3 { font-size: 20px; color: var(--dark); margin-bottom: 8px; font-weight: 600; }
.timeline-item p { color: var(--gray); font-size: 15px; line-height: 1.8; max-width: 640px; }

/* ===== 价值观 ===== */
.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.value-card {
  background: var(--white);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(107,76,154,0.06);
  transition: all 0.3s;
}

.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.value-icon { font-size: 36px; margin-bottom: 16px; }
.value-card h3 { font-size: 19px; color: var(--dark); margin-bottom: 12px; font-weight: 600; }
.value-card p { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* ===== FAQ ===== */
.faq-list { max-width: 820px; margin: 0 auto; }

.faq-item {
  background: var(--white);
  border: 1px solid rgba(107,76,154,0.1);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.faq-item.open { box-shadow: var(--shadow-md); }

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 24px 32px;
  font-size: 17px;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: var(--font-sans);
}

.faq-question::after {
  content: '+';
  font-size: 24px;
  color: var(--purple-main);
  flex-shrink: 0;
  transition: transform 0.3s;
}

.faq-item.open .faq-question::after { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 32px 24px;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.9;
}

/* ===== CTA / 联系 ===== */
.cta-box {
  background: linear-gradient(135deg, var(--purple-light), var(--cream));
  border-radius: 32px;
  padding: 80px 60px;
  max-width: 960px;
  margin: 0 auto;
  border: 1px solid rgba(107,76,154,0.1);
  text-align: center;
}

.cta-box h2 { font-family: var(--font-serif); font-size: 36px; color: var(--dark); margin-bottom: 20px; }
.cta-box > p { font-size: 18px; color: var(--gray); margin-bottom: 36px; }

.contact-info {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.contact-item { display: flex; align-items: center; gap: 12px; color: var(--gray); font-size: 15px; }

.contact-icon {
  width: 40px; height: 40px;
  background: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--purple-main);
  font-size: 18px;
  flex-shrink: 0;
}

/* 联系页表单 */
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; }

.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(107,76,154,0.08);
}

.form-group { margin-bottom: 24px; }

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid rgba(107,76,154,0.2);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: var(--font-sans);
  color: var(--dark);
  transition: border-color 0.3s;
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--purple-main);
  box-shadow: 0 0 0 3px rgba(107,76,154,0.1);
}

.form-group textarea { min-height: 130px; resize: vertical; }

.contact-side h3 { font-size: 22px; color: var(--dark); margin-bottom: 16px; font-weight: 600; }
.contact-side p { color: var(--gray); font-size: 15px; line-height: 1.9; margin-bottom: 24px; }

.qr-list { display: flex; flex-direction: column; gap: 24px; margin-top: 32px; }

.qr-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(107,76,154,0.08);
}

.qr-placeholder {
  width: 96px; height: 96px;
  background: var(--purple-light);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  color: var(--purple-main);
  text-align: center;
  line-height: 1.4;
  flex-shrink: 0;
}

.qr-item h4 { font-size: 17px; color: var(--dark); margin-bottom: 4px; font-weight: 600; }
.qr-item p { font-size: 14px; color: var(--gray); margin: 0; }

/* ===== 子页面 Hero ===== */
.page-hero {
  padding: 90px 0 60px;
  background: linear-gradient(135deg, var(--purple-light), var(--cream), var(--white));
  border-bottom: 1px solid rgba(107,76,154,0.06);
}

.page-hero h1 { font-family: var(--font-serif); font-size: 42px; color: var(--dark); margin-bottom: 16px; font-weight: 700; }
.page-hero p { font-size: 18px; color: var(--gray); max-width: 720px; font-weight: 300; line-height: 1.9; }

.breadcrumb {
  font-size: 13px;
  color: var(--purple-soft);
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.breadcrumb a { color: var(--purple-main); }
.breadcrumb a:hover { text-decoration: underline; }

/* ===== 页脚 ===== */
.site-footer { background: var(--dark); color: var(--white); padding: 64px 0 28px; }

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .brand-name { color: var(--white); }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 14px; line-height: 1.9; margin-top: 16px; }

.footer-col h4 {
  font-size: 14px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-col li { margin-bottom: 12px; }
.footer-col a { color: rgba(255,255,255,0.6); font-size: 14px; transition: color 0.3s; }
.footer-col a:hover { color: var(--white); }

.footer-mini-qr {
  width: 100px; height: 100px;
  background: rgba(255,255,255,0.08);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  text-align: center;
  line-height: 1.4;
  margin-bottom: 12px;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 56px; }
  .hero { padding: 100px 0 60px; }
  .pain-grid, .products-grid, .cases-grid, .values-grid { grid-template-columns: 1fr 1fr; }
  .peak-model { grid-template-columns: 1fr 1fr; }
  .peak-step::after { display: none; }
  .assessment-content { grid-template-columns: 1fr; gap: 48px; }
  .client-logos { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    justify-content: flex-start;
    padding: 100px 40px 40px;
    gap: 28px;
    transition: right 0.4s ease;
    box-shadow: -20px 0 60px rgba(74,44,122,0.15);
    align-items: flex-start;
  }

  .nav-links.open { right: 0; }
  .nav-links .nav-cta { align-self: stretch; text-align: center; }

  .hero h1 { font-size: 34px; }
  .section-title { font-size: 30px; }
  .page-hero h1 { font-size: 32px; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .stat-number { font-size: 36px; }
  .container { padding: 0 20px; }
  .header-inner { padding: 12px 20px; }
}

@media (max-width: 640px) {
  .pain-grid, .products-grid, .cases-grid, .values-grid, .peak-model { grid-template-columns: 1fr; }
  .client-logos { grid-template-columns: repeat(2, 1fr); }
  .cta-box { padding: 48px 28px; }
  .contact-info { flex-direction: column; gap: 20px; align-items: center; }
  .section { padding: 72px 0; }
  .hero-btns .btn { width: 100%; }
  .footer-inner { grid-template-columns: 1fr; }
  .timeline { padding-left: 32px; }
  .timeline-item::before { left: -32px; }
}

/* ===== 打印优化 ===== */
@media print {
  .site-header, .site-footer, .nav-toggle, .btn { display: none; }
  .hero { min-height: auto; padding: 40px 0; }
}