/* CSP 2026 暑期集训班 - 高端教育品牌风格 */

/* Google Fonts 引入 - 可商用字体 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700&family=Noto+Serif+SC:wght@400;600;700&display=swap');

:root {
  /* 主题色 - 稳重绿 */
  --primary: #34A853;
  --primary-dark: #2D8A3C;
  --primary-light: #E8F5E9;
  --primary-glow: rgba(52, 168, 83, 0.15);
  
  /* 活力橙 - 按钮和CTA */
  --accent-orange: #FF7A00;
  --accent-orange-dark: #E56D00;
  --accent-orange-light: #FFF7ED;
  
  /* 稳重蓝 - 二级标题和链接 */
  --accent-blue: #2563EB;
  --accent-blue-light: #EFF6FF;
  
  /* 翠绿点缀 */
  --accent-emerald: #10B981;
  --accent-emerald-light: #ECFDF5;
  
  /* 背景色 */
  --warm-bg: #F8FAFC;
  
  /* 中性色 */
  --secondary: #1E293B;
  --background: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --card-bg: #FFFFFF;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  
  /* 深色背景 */
  --dark-bg: #1E293B;
  --dark-card: #334155;
  
  /* 阴影系统 */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.02);
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-xl: 0 12px 40px rgba(0,0,0,0.10);
  --shadow-primary: 0 4px 16px rgba(52, 168, 83, 0.2);
  --shadow-orange: 0 4px 16px rgba(255, 122, 0, 0.3);
  
  /* 圆角 */
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;
}

/* ===== Floating CTA ===== */
.floating-cta {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 769px) {
  .floating-cta {
    display: none;
  }
}

.floating-cta .btn-primary {
  padding: 12px 24px;
  font-size: 15px;
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.8;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* 强调文字 - 橙色用于促销优惠 */
.why-now-text strong,
p strong,
.highlight-orange {
  color: var(--accent-orange);
  font-weight: 700;
}

/* 二级标题 - 蓝色 */
h3,
.card-title,
.blue-text {
  color: var(--accent-blue);
}

/* 技术术语标签 - 蓝色背景 */
.term-tag,
.tech-tag {
  background: var(--accent-blue-light);
  color: var(--accent-blue);
  padding: 2px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  display: inline-block;
}

/* 优惠标签 - 橙色 */
.promo-tag,
.discount-tag {
  background: var(--accent-orange-light);
  color: var(--accent-orange-dark);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  display: inline-block;
}

/* 提醒标签 - 橙色边框 */
.alert-tag {
  border: 2px solid var(--accent-orange);
  color: var(--accent-orange-dark);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

/* 限时特惠边框 */
.limited-offer {
  border: 2px solid var(--accent-orange);
  border-radius: var(--radius-md);
  background: var(--accent-orange-light);
}


img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4 {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.01em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

ul {
  list-style: none;
}

/* Container */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
}

/* Typography */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-orange-light);
  color: #F97316;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.section-desc {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Hero Navigation */
.hero-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-bottom: 8px;
}

.hero-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color 0.3s ease;
}

.hero-nav a:hover {
  color: var(--primary);
}

.hero-nav a.active {
  color: var(--primary);
  font-weight: 600;
}

.hero-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.hero-nav a:hover::after,
.hero-nav a.active::after {
  width: 100%;
}

/* Hero Section */
.hero {
  padding: 64px 0 80px;
  background: linear-gradient(180deg, #E8F5E9 0%, var(--warm-bg) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(26, 157, 108, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}

.hero-content.hero-content-centered {
  grid-template-columns: 1fr;
  justify-items: center;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-content.hero-content-centered .hero-features {
  justify-content: center;
}

.hero-content.hero-content-centered .hero-cta {
  justify-content: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: white;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero-badge svg {
  width: 14px;
  height: 14px;
}

.hero-title {
  font-size: clamp(36px, 4.5vw, 52px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
  line-height: 1.2;
}

.hero-title .highlight {
  color: var(--primary);
  position: relative;
}

.hero-title .highlight-sub {
  color: var(--text-primary);
  font-weight: 800;
}

.hero-subtitle {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 44px;
}

.hero-feature {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: white;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.hero-feature:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(52, 168, 83, 0.2);
}

.hero-feature svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
}

.hero-cta {
  display: flex;
  gap: 16px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent-orange);
  color: white;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--accent-orange-dark);
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-orange);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: white;
  color: #F97316;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  border: 2px solid #F97316;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn-secondary:hover {
  background: #F97316;
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
}

.hero-visual {
  position: relative;
}

.hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.04);
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 50%, rgba(39, 191, 140, 0.05));
  pointer-events: none;
}

/* Why CSP Section */
.why-csp-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--background) 0%, white 100%);
}

.why-csp-intro {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.why-csp-intro .highlight-text {
  color: var(--primary);
  font-weight: 600;
}

.why-csp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.why-csp-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.why-csp-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.why-csp-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.why-csp-icon svg {
  width: 28px;
  height: 28px;
}

.why-csp-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.why-csp-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.why-csp-conclusion {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--warm-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  max-width: 800px;
  margin: 0 auto;
}

.conclusion-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.conclusion-icon svg {
  width: 24px;
  height: 24px;
}

.why-csp-conclusion p {
  font-size: 16px;
  color: var(--text-primary);
  line-height: 1.7;
  text-align: left;
}

/* Exam Section */
.exam-section {
  padding: 100px 0;
  background: white;
}

.exam-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.exam-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.exam-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.exam-card-header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
}

.exam-icon {
  width: 52px;
  height: 52px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.exam-icon svg {
  width: 26px;
  height: 26px;
}

.exam-stage {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 4px;
}

.exam-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.exam-date {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.exam-format {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Why Section */
.why-section {
  padding: 100px 0;
  background: var(--background);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.why-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.why-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.why-icon {
  width: 64px;
  height: 64px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 28px;
}

.why-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.why-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Strength Images */
.strength-images {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.strength-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.strength-img img {
  width: 100%;
  height: auto;
  display: block;
}

/* Stats Section */
.stats-section {
  padding: 64px 0;
  background: var(--primary);
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  text-align: center;
  position: relative;
}

.stat-item {
  padding: 20px;
}

.stat-number {
  font-size: clamp(40px, 5vw, 52px);
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 15px;
  opacity: 0.9;
  font-weight: 500;
}

/* Curriculum Section */
.curriculum-section {
  padding: 100px 0;
  background: white;
}

.curriculum-authority {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: var(--warm-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 40px;
}

.authority-content {
  flex: 1;
}

.authority-content h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.authority-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.authority-highlight {
  text-align: center;
  flex-shrink: 0;
}

.highlight-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.highlight-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

.curriculum-content {
  display: grid;
  gap: 24px;
}

.curriculum-note {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--warm-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-top: 8px;
}

.curriculum-note svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--primary);
  margin-top: 1px;
}

.curriculum-note p {
  font-size: 15px;
  color: var(--text-primary);
  line-height: 1.7;
  margin: 0;
}

.curriculum-phase {
  background: var(--warm-bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
}

.phase-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.phase-number {
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
}

.phase-title {
  flex: 1;
}

.phase-title h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.phase-title p {
  font-size: 14px;
  color: var(--text-muted);
}

.curriculum-table {
  width: 100%;
  border-collapse: collapse;
}

.curriculum-table th,
.curriculum-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.curriculum-table th {
  font-weight: 600;
  color: var(--text-primary);
  background: white;
  font-size: 14px;
}

.curriculum-table th:first-child {
  width: 180px;
  white-space: nowrap;
}

.curriculum-table tr:last-child td {
  border-bottom: none;
}

.curriculum-table td {
  color: var(--text-secondary);
  font-size: 16px;
}

.curriculum-table td:first-child {
  font-weight: 600;
  color: var(--primary);
  font-size: 16px;
  width: 180px;
  white-space: nowrap;
}

/* Schedule Section */
.schedule-section {
  padding: 100px 0;
  background: var(--background);
}

.schedule-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.schedule-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
}

.schedule-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.schedule-badge {
  position: absolute;
  top: 20px;
  right: -28px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 6px 40px;
  font-size: 14px;
  font-weight: 600;
  transform: rotate(45deg);
  box-shadow: var(--shadow-sm);
}

.schedule-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.schedule-info {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.schedule-info svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.schedule-period {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

/* Benefits Section */
.benefits-section {
  padding: 100px 0;
  background: white;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.benefit-card {
  background: var(--warm-bg);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 22px;
}

.benefit-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.benefit-desc {
  font-size: 14px;
  color: var(--text-muted);
}

.why-now-section {
  margin-top: 48px;
  padding: 32px;
  background: linear-gradient(135deg, var(--background) 0%, rgba(39, 191, 140, 0.04) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  text-align: left;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.why-now-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.why-now-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
}

.why-now-text:last-child {
  margin-bottom: 0;
}

.why-now-text strong {
  color: var(--primary);
  font-weight: 600;
}

/* CTA Banner */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 80%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.1) 0%, transparent 60%);
}

.cta-title {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
}

.cta-desc {
  font-size: 17px;
  opacity: 0.95;
  margin-bottom: 36px;
  position: relative;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: white;
  color: var(--primary-dark);
  padding: 14px 36px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  transition: all 0.3s ease;
  position: relative;
  white-space: nowrap;
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

/* Target Section */
.target-section {
  padding: 100px 0;
  background: var(--background);
}

.target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.target-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: 32px;
  border-left: 4px solid var(--primary);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.target-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-left-color: var(--primary-dark);
}

.target-check {
  width: 36px;
  height: 36px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--primary);
}

.target-text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Contact Section */
.contact-section {
  padding: 100px 0;
  background: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 760px;
  margin: 0 auto;
}

.contact-card {
  background: var(--background);
  border-radius: var(--radius-xl);
  padding: 40px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  cursor: pointer;
}

.contact-card:hover {
  border-color: var(--primary);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.contact-avatar {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  margin: 0 auto 18px;
}

.contact-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.contact-phone {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.contact-note {
  font-size: 14px;
  color: var(--text-muted);
}

/* Testimonials Section */
.testimonials-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--background) 0%, rgba(39, 191, 140, 0.03) 100%);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}

.testimonial-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.testimonial-img {
  width: 100%;
  height: auto;
  display: block;
}

.testimonial-label {
  padding: 16px 20px;
  background: var(--background);
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.testimonial-label svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
}

/* Footer */
.footer {
  padding: 48px 0;
  background: var(--secondary);
  color: white;
  text-align: center;
}

.footer-copy {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.5px;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.6);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(4px);
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: white;
  border-radius: var(--radius-xl);
  padding: 44px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-icon {
  width: 72px;
  height: 72px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--primary);
}

.modal h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.modal > p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.modal .phone {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.modal-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-top: 28px;
}

.modal .btn-secondary-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.modal .btn-secondary-outline:hover {
  background: var(--background);
  border-color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }
  
  .hero-visual {
    order: -1;
    max-width: 560px;
    margin: 0 auto;
  }
  
  .hero-features {
    justify-content: center;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  
  .target-grid {
    grid-template-columns: 1fr;
  }

  .strength-images {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .why-csp-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .why-csp-conclusion {
    flex-direction: column;
    text-align: center;
    padding: 24px;
  }

  .testimonials-section {
    padding: 72px 0;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }
  
  .why-csp-conclusion p {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
  
  .navbar-content {
    padding: 14px 20px;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero {
    padding: 60px 0 72px;
  }
  
  .exam-cards {
    grid-template-columns: 1fr;
  }
  
  .why-grid {
    grid-template-columns: 1fr;
  }
  
  .curriculum-phase {
    padding: 28px 24px;
  }

  .curriculum-authority {
    flex-direction: column;
    text-align: center;
    padding: 24px;
  }
  
  /* 768px下减小表格固定宽度 */
  .curriculum-table th:first-child,
  .curriculum-table td:first-child {
    width: 100px !important;
  }
  
  .curriculum-table th,
  .curriculum-table td {
    padding: 10px 12px;
    font-size: 14px;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-cta {
    flex-direction: column;
    gap: 12px;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    padding: 16px 28px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .strength-images {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  
  .stat-number {
    font-size: 36px;
  }
  
  .why-csp-section {
    padding: 72px 0;
  }
  
  .why-csp-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .why-csp-card {
    padding: 28px 24px;
  }
  
  .why-csp-intro {
    font-size: 16px;
    margin-bottom: 40px;
  }
  
  /* 表格响应式处理 */
  .curriculum-table {
    display: block;
  }
  
  .curriculum-table thead {
    display: none;
  }
  
  .curriculum-table tbody {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  
  .curriculum-table tr {
    display: flex;
    flex-direction: column;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
  }
  
  .curriculum-table th,
  .curriculum-table td {
    padding: 0;
    border: none;
    text-align: left;
    width: auto !important;
  }
  
  .curriculum-table th {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 6px;
  }
  
  .curriculum-table td:first-child {
    font-weight: 600;
    color: var(--primary);
    font-size: 16px;
    margin-bottom: 8px;
    white-space: normal;
  }
  
  .curriculum-table td:last-child {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
  }

  .modal {
    padding: 32px 24px;
  }

  .modal-btns {
    flex-direction: row;
    gap: 12px;
  }

  .modal .btn-secondary-outline {
    padding: 12px 16px;
    white-space: nowrap;
    flex: 1;
  }

  .modal .btn-primary {
    flex: 1;
  }
}

/* Teacher Section */
.teacher-section {
  padding: 80px 0;
  background: var(--bg-secondary);
}

.teacher-card {
  max-width: 900px;
  margin: 0 auto;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  transition: all 0.3s ease;
}

.teacher-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.teacher-main {
  display: flex;
  align-items: flex-start;
  gap: 32px;
}

.teacher-info {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}

.teacher-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.teacher-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teacher-detail {
  text-align: left;
}

.teacher-name {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.teacher-title {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 500;
}

.teacher-intro {
  flex: 1;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: left;
  padding-top: 8px;
}

.teacher-credentials {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.credential-tag {
  background: var(--primary-light);
  color: var(--primary-dark);
  padding: 6px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
}

/* Teacher Section Responsive */
@media (max-width: 640px) {
  .teacher-section {
    padding: 56px 0;
  }
  
  .teacher-card {
    padding: 32px 24px;
  }
  
  .teacher-main {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .teacher-info {
    flex-direction: column;
    gap: 16px;
  }
  
  .teacher-detail {
    text-align: center;
  }
  
  .teacher-intro {
    text-align: center;
    padding-top: 0;
  }
  
  .teacher-credentials {
    gap: 8px;
  }
  
  .credential-tag {
    font-size: 12px;
    padding: 5px 12px;
  }
}