@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ============================================
   4006886 - 400电话办理平台 · Apple HIG 风格
   主色 #007AFF · 暗色模式 · 24-32px 间距
   ============================================ */

/* ----- CSS 变量 ----- */
:root {
  --primary: #007AFF;
  --primary-dark: #0062CC;
  --primary-light: #409CFF;
  --primary-bg: #EBF5FF;
  --primary-50: #EBF5FF;
  --primary-100: #D6EBFF;
  --primary-200: #A3D4FF;
  --accent: #FF6B35;
  --accent-dark: #E55A2B;
  --success: #34C759;
  --warning: #FF9500;
  --danger: #FF3B30;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F9FAFB;
  --bg-hero: #F5F8FF;
  --text-primary: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #AEAEB2;
  --border-color: rgba(0,0,0,0.08);
  --card-bg: #FFFFFF;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --card-shadow-hover: 0 8px 30px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
  --card-shadow-lg: 0 20px 50px rgba(0,0,0,0.1);
  --nav-bg: rgba(255,255,255,0.72);
  --nav-blur: blur(20px) saturate(1.8);
  --nav-border: rgba(0,0,0,0.06);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-2xl: 40px;
  --gap-section: 120px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-smooth: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ----- 暗色模式 ----- */
@media (prefers-color-scheme: dark) {
  :root {
    --primary: #0A84FF;
    --primary-dark: #409CFF;
    --primary-light: #63A4FF;
    --primary-bg: rgba(10,132,255,0.12);
    --primary-50: rgba(10,132,255,0.08);
    --primary-100: rgba(10,132,255,0.15);
    --primary-200: rgba(10,132,255,0.25);
    --accent: #FF8C5A;
    --gray-50: #1C1C1E;
    --gray-100: #2C2C2E;
    --gray-200: #3A3A3C;
    --gray-300: #545456;
    --gray-400: #8E8E93;
    --gray-500: #AEAEB2;
    --gray-600: #C7C7CC;
    --gray-700: #D1D1D6;
    --gray-800: #E5E5EA;
    --gray-900: #F2F2F7;
    --bg-primary: #000000;
    --bg-secondary: #1C1C1E;
    --bg-hero: #0A0A0C;
    --text-primary: #F5F5F7;
    --text-secondary: #A1A1A6;
    --text-tertiary: #6E6E73;
    --border-color: rgba(255,255,255,0.08);
    --card-bg: #1C1C1E;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.3);
    --card-shadow-hover: 0 8px 30px rgba(0,0,0,0.4);
    --card-shadow-lg: 0 20px 50px rgba(0,0,0,0.5);
    --nav-bg: rgba(28,28,30,0.72);
    --nav-blur: blur(20px) saturate(1.8);
    --nav-border: rgba(255,255,255,0.08);
  }
}

/* 手动暗色模式类（JS 切换） */
html.dark {
  --primary: #0A84FF;
  --primary-dark: #409CFF;
  --primary-light: #63A4FF;
  --primary-bg: rgba(10,132,255,0.12);
  --primary-50: rgba(10,132,255,0.08);
  --primary-100: rgba(10,132,255,0.15);
  --primary-200: rgba(10,132,255,0.25);
  --accent: #FF8C5A;
  --gray-50: #1C1C1E;
  --gray-100: #2C2C2E;
  --gray-200: #3A3A3C;
  --gray-300: #545456;
  --gray-400: #8E8E93;
  --gray-500: #AEAEB2;
  --gray-600: #C7C7CC;
  --gray-700: #D1D1D6;
  --gray-800: #E5E5EA;
  --gray-900: #F2F2F7;
  --bg-primary: #000000;
  --bg-secondary: #1C1C1E;
  --bg-hero: #0A0A0C;
  --text-primary: #F5F5F7;
  --text-secondary: #A1A1A6;
  --text-tertiary: #6E6E73;
  --border-color: rgba(255,255,255,0.08);
  --card-bg: #1C1C1E;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.3);
  --card-shadow-hover: 0 8px 30px rgba(0,0,0,0.4);
  --card-shadow-lg: 0 20px 50px rgba(0,0,0,0.5);
  --nav-bg: rgba(28,28,30,0.72);
  --nav-blur: blur(20px) saturate(1.8);
  --nav-border: rgba(255,255,255,0.08);
}

/* ----- 全局基础 ----- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
  letter-spacing: -0.02em;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ============================================
   导航栏 - Apple 极简毛玻璃
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0;
  background: var(--nav-bg);
  backdrop-filter: var(--nav-blur);
  -webkit-backdrop-filter: var(--nav-blur);
  border-bottom: 1px solid var(--nav-border);
  transition: all var(--transition);
}

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

.navbar .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
}

.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  text-decoration: none;
  transition: opacity var(--transition);
}

.navbar .logo:hover {
  opacity: 0.8;
}

.navbar .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}

.navbar .nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar .nav-link {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: all var(--transition);
  text-decoration: none;
}

.navbar .nav-link:hover {
  color: var(--text-primary);
  background: var(--gray-100);
}

.navbar .nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-hotline {
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  letter-spacing: -0.01em;
}

/* 移动端菜单按钮 */
.hamburger {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
}

.hamburger svg {
  width: 24px;
  height: 24px;
}

/* 移动端下拉菜单 */
.mobile-menu {
  display: none;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 32px 16px;
}

.mobile-menu a {
  display: block;
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--border-color);
  transition: color var(--transition);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu a:hover {
  color: var(--primary);
}

/* ============================================
   Hero - 紧凑居中布局 + 粒子动效 + 波浪
   ============================================ */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-hero);
  overflow: hidden;
  isolation: isolate;
  padding: 80px 0;
}

/* 背景渐变光晕 */
.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(0,122,255,0.1) 0%, rgba(0,122,255,0.04) 40%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
  animation: hero-pulse 6s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  width: 450px;
  height: 450px;
  bottom: -60px;
  right: -60px;
  background: radial-gradient(ellipse at center, rgba(0,122,255,0.06) 0%, transparent 65%);
  border-radius: 50%;
  z-index: 0;
  animation: hero-pulse 8s ease-in-out 3s infinite;
}

@keyframes hero-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

/* 粒子容器 */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.3;
  animation: float-up 8s ease-in infinite;
}

@keyframes float-up {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.5; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* 波浪 */
.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  z-index: 2;
  pointer-events: none;
}

.hero-wave svg {
  display: block;
  width: 100%;
  height: 60px;
}

.hero .hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 800px;
  padding: 0 32px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: var(--primary-bg);
  border-radius: 100px;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.hero-badge .badge-dot {
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
  animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,122,255,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(0,122,255,0); }
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1.08;
  margin-bottom: 24px;
  letter-spacing: -0.04em;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat .stat-value {
  font-family: 'Outfit', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat .stat-label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 0;
}

/* 手机 mockup */
.hero-mockup {
  position: relative;
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
}

.hero-mockup-inner {
  width: 100%;
  aspect-ratio: 9/16;
  background: var(--card-bg);
  border-radius: 32px;
  border: 3px solid var(--border-color);
  box-shadow: var(--card-shadow-lg), 0 0 120px rgba(0,122,255,0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}

.hero-mockup-inner .mock-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-600);
}

.mock-content {
  flex: 1;
  padding: 0 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mock-card {
  background: var(--bg-secondary);
  border-radius: 14px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.mock-card .mock-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
  font-size: 1.2rem;
}

.mock-card .mock-info {
  flex: 1;
}

.mock-card .mock-info .mock-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.mock-card .mock-info .mock-sub {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.mock-progress {
  margin-top: 4px;
  height: 6px;
  background: var(--gray-200);
  border-radius: 3px;
  overflow: hidden;
}

.mock-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 3px;
  width: 68%;
  animation: mock-fill 3s ease-in-out infinite;
}

@keyframes mock-fill {
  0%, 100% { width: 68%; }
  50% { width: 85%; }
}

/* ============================================
   按钮系统
   ============================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 36px;
  background: var(--primary);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 1rem;
  font-family: 'Outfit', -apple-system, sans-serif;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(0,122,255,0.35);
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 36px;
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  font-family: 'Outfit', -apple-system, sans-serif;
  border-radius: 100px;
  border: 2px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-bg);
}

.btn-lg {
  padding: 18px 44px;
  font-size: 1.1rem;
}

/* ============================================
   Section 通用
   ============================================ */
.section {
  padding: var(--gap-section) 32px;
}

@media (max-width: 768px) {
  .section {
    padding: 80px 24px;
  }
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-block;
  padding: 6px 18px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.7;
}

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

/* ============================================
   功能卡片 - 3列布局
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  cursor: default;
  position: relative;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--primary-light);
}

.feature-card .feature-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--primary);
  transition: all var(--transition);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 8px 25px rgba(0,122,255,0.3);
}

.feature-card .feature-icon svg {
  width: 28px;
  height: 28px;
  transition: transform var(--transition);
}

.feature-card:hover .feature-icon svg {
  transform: scale(1.1);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============================================
   课程/计划卡片
   ============================================ */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.program-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  cursor: pointer;
}

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

.program-card .program-image {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.program-card .program-image .program-emoji {
  font-size: 4rem;
  transition: transform var(--transition);
}

.program-card:hover .program-image .program-emoji {
  transform: scale(1.15);
}

.program-card .program-image .program-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 5px 14px;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 100px;
}

.program-card .program-body {
  padding: 24px 28px 28px;
}

.program-card .program-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.program-card .program-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.55;
}

.program-card .program-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.program-card .program-meta span {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ============================================
   数据统计栏
   ============================================ */
.stats-bar {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 60px 48px;
  box-shadow: var(--card-shadow);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item .stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item .stat-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  background: var(--border-color);
}

/* ============================================
   评价/Testimonials
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}

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

.testimonial-card .stars {
  display: flex;
  gap: 2px;
  margin-bottom: 20px;
  color: var(--warning);
}

.testimonial-card .stars svg {
  width: 20px;
  height: 20px;
}

.testimonial-card blockquote {
  font-size: 1rem;
  color: var(--text-primary);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card .author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-card .author .avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
}

.testimonial-card .author .author-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.testimonial-card .author .author-role {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* ============================================
   热门号码推荐网格 - 6列 × 3行
   ============================================ */
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.number-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  cursor: pointer;
  text-align: center;
}

.number-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--primary-light);
}

.number-display {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  text-align: center;
}

.number-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.number-price {
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}

.btn-number {
  display: inline-block;
  padding: 5px 14px;
  background: var(--primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
  border: none;
  cursor: pointer;
}

.btn-number:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 14px rgba(0,122,255,0.35);
  transform: translateY(-1px);
}

/* ============================================
   选号技巧 - 炫彩渐变背景 + 3种不同卡片
   ============================================ */
.section-tips {
  background: linear-gradient(135deg, #0A4DA4 0%, #1A73E8 30%, #409CFF 60%, #007AFF 100%);
  position: relative;
  overflow: hidden;
}

.section-tips::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 40%);
  pointer-events: none;
}

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

.tip-card {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid rgba(255,255,255,0.18);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  color: #fff;
}

.tip-card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.3);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.tip-card-num {
  font-family: 'Outfit', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  opacity: 0.25;
  margin-bottom: -10px;
  line-height: 1;
  color: #fff;
}

.tip-card {
  border-top: 3px solid rgba(255,255,255,0.4);
}

.tip-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.tip-card p {
  font-size: 0.95rem;
  opacity: 0.85;
  line-height: 1.65;
}

/* ============================================
   办理流程 - 进度条效果
   ============================================ */
.process-bar {
  max-width: 900px;
  margin: 0 auto;
}

.process-track {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
}

.process-track::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 48px;
  right: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 50%, var(--primary) 100%);
  border-radius: 2px;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  position: relative;
  z-index: 1;
  flex: 1;
  max-width: 180px;
}

.process-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,122,255,0.3);
  transition: all var(--transition);
  flex-shrink: 0;
}

.process-step:hover .process-circle {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(0,122,255,0.45);
}

.process-info {
  text-align: center;
}

.process-title {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.process-desc {
  display: block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================
   套餐竖排显示
   ============================================ */
.plans-vertical {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.plan-v {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

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

.plan-v-highlight {
  border: 2px solid var(--primary);
  box-shadow: 0 4px 20px rgba(0,122,255,0.12);
  transform: scale(1.03);
}

.plan-v-highlight:hover {
  transform: scale(1.03) translateY(-4px);
}

.plan-v-recommend {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--success);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.plan-v-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 16px;
}

.plan-v-price {
  text-align: center;
  margin-bottom: 16px;
  padding-bottom: 4px;
}

.plan-v-amount {
  font-family: 'Outfit', sans-serif;
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.plan-v-unit {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-left: 2px;
  font-weight: 600;
}

.plan-v-monthly {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  font-weight: 500;
  text-align: center;
  margin-top: 2px;
}

.plan-v-divider {
  height: 1px;
  background: var(--border-color);
  margin: 14px 0;
}

.plan-v-save {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 6px;
}

.save-badge {
  display: inline-block;
  padding: 3px 12px;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 100px;
}

.save-price {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.save-price em {
  font-style: normal;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.plan-v-discount {
  display: inline-block;
  padding: 1px 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  border-radius: 100px;
  margin-left: 6px;
}

.plan-v-detail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-color);
  font-size: 0.9rem;
}

.plan-v-detail:last-of-type {
  border-bottom: none;
  margin-bottom: 12px;
}

.plan-v-detail span {
  color: var(--text-secondary);
}

.plan-v-detail strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* 套餐预订按钮 */
.plan-btn {
  width: 100%;
  text-align: center;
  display: block;
  margin-top: auto;
  padding: 13px 24px !important;
  font-size: 0.92rem !important;
  background: var(--primary) !important;
  color: #fff !important;
  border: none !important;
}

.plan-btn:hover {
  background: var(--primary-dark) !important;
}

/* ============================================
   品牌案例网格 - 8列卡片
   ============================================ */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 14px;
}

.case-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 20px 10px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: default;
}

.case-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--primary-light);
}

.case-logo-img {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  object-fit: contain;
  box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.fallback-logo {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  box-shadow: 0 3px 10px rgba(0,0,0,0.1);
  flex-shrink: 0;
}

.case-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.case-number {
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.case-tag {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  background: var(--bg-secondary);
  padding: 2px 10px;
  border-radius: 100px;
  font-weight: 500;
}

/* ============================================
   FAQ 手风琴
   ============================================ */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition);
  font-family: inherit;
  line-height: 1.5;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-question svg {
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 0 22px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ============================================
   资讯文章网格 - 3 列卡片
   ============================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}

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

.news-thumb {
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.news-body {
  padding: 20px 24px 24px;
}

.news-cat {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-bg);
  padding: 3px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.news-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.45;
}

.news-body h3 a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition);
}

.news-body h3 a:hover {
  color: var(--primary);
}

.news-body p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-body time {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

/* ============================================
   CTA Section - 紧凑版
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #0055CC 100%);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.cta-section::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  top: -80px;
  right: -80px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  border-radius: 50%;
  z-index: 0;
}

.cta-compact {
  padding: 60px 32px !important;
}

.cta-section .cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}

.cta-section p {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 28px;
  line-height: 1.6;
}

.cta-section .cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-section .btn-cta-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 36px;
  background: #FFFFFF;
  color: var(--primary);
  font-weight: 700;
  font-size: 1rem;
  font-family: 'Outfit', -apple-system, sans-serif;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.cta-section .btn-cta-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

.cta-section .btn-cta-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 36px;
  background: transparent;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 1rem;
  font-family: 'Outfit', -apple-system, sans-serif;
  border-radius: 100px;
  border: 2px solid rgba(255,255,255,0.3);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.cta-section .btn-cta-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--gray-50);
  border-top: 1px solid var(--border-color);
  padding: 80px 32px 0;
}

.site-footer .footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.site-footer h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.site-footer p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.site-footer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.site-footer ul li a {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color var(--transition);
}

.site-footer ul li a:hover {
  color: var(--primary);
}

.site-footer .footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  text-align: center;
}

.site-footer .footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin: 0;
}

.app-badges {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.app-badge {
  height: 44px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--gray-900);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity var(--transition);
}

.app-badge:hover {
  opacity: 0.85;
}

.app-badge svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   回到顶部
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-spring);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  color: var(--primary);
  border-color: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
}

/* ============================================
   号码预订弹窗
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 24px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--card-bg);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  max-width: 440px;
  width: 100%;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
  position: relative;
  transform: translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
}

.modal-overlay.active .modal-card {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: none;
  background: var(--gray-100);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--gray-200);
  color: var(--text-primary);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.modal-number {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  text-align: center;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  padding: 12px 20px;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
}

.modal-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  line-height: 1.6;
}

.modal-notice svg {
  flex-shrink: 0;
}

/* 弹窗价格对比 */
.modal-pricing {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 12px;
}

.modal-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  gap: 8px;
}

.modal-price-row span:first-child {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 60px;
}

.modal-price-best {
  color: var(--accent);
  font-weight: 700;
  padding-top: 8px;
  border-top: 1px dashed var(--border-color);
  margin-top: 4px;
}

.modal-price-best span:first-child {
  color: var(--accent);
}

.price-per-month {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

.price-discount {
  display: inline-block;
  padding: 1px 7px;
  background: var(--accent);
  color: #fff;
  border-radius: 100px;
  font-size: 0.68rem;
  font-style: normal;
  font-weight: 700;
  margin-left: 4px;
}

/* 免费预订标识 */
.modal-free-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--success);
  background: rgba(52,199,89,0.08);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

.modal-free-badge svg {
  flex-shrink: 0;
  color: var(--success);
}

/* 号码时效提醒 */
.modal-urgent {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--warning);
  background: rgba(255,149,0,0.08);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  line-height: 1.5;
}

.modal-urgent svg {
  flex-shrink: 0;
  color: var(--warning);
}

/* 验证码 */
.modal-captcha-row {
  margin-bottom: 4px;
}

.captcha-box {
  display: flex;
  align-items: center;
  gap: 10px;
}

.captcha-question {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 16px;
  background: var(--bg-secondary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  letter-spacing: 0.04em;
  user-select: none;
  cursor: pointer;
}

.captcha-box input {
  flex: 1;
  height: 48px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all var(--transition);
  outline: none;
}

.captcha-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.1);
}

/* 暗色模式适配 */
html.dark .modal-free-badge {
  background: rgba(52,199,89,0.12);
}

html.dark .modal-urgent {
  background: rgba(255,149,0,0.12);
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modal-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-field input {
  height: 48px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all var(--transition);
  outline: none;
}

.modal-field input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.1);
}

/* ============================================
   右侧悬浮快捷栏（PC端）- 精确匹配 zhihejutong.com 样式
   ============================================ */
.side-float {
  position: fixed;
  right: 24px;
  top: 33.333%;
  z-index: 50;
  display: none;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

@media (min-width: 768px) {
  .side-float {
    display: flex;
  }
}

/* 在线咨询按钮 - livechat-girl 动画 */
.livechat-girl {
  width: 54px;
  height: 100px;
  border-radius: 50px;
  position: relative;
  opacity: 1;
  margin-top: 6px;
  box-shadow: none;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.livechat-girl .girl {
  position: absolute;
  top: 0;
  left: 0;
  width: 32px;
  height: 32px;
  z-index: 50;
  transform: translate(11px, 18px);
  filter: brightness(0) invert(1);
}

/* 动画圆圈 - 呼吸缩放效果（非扩张外圈） */
.livechat-girl .animated-circles .circle {
  background: rgba(60, 100, 231, 0.18);
  width: 54px;
  height: 100px;
  border-radius: 50px;
  position: absolute;
  z-index: 49;
  transform: scale(1);
}

.livechat-girl .animated-circles.animated .c-1 {
  animation: 2s scaleToggleOne cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite;
}

.livechat-girl .animated-circles.animated .c-2 {
  animation: 2.5s scaleToggleTwo cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite;
}

.livechat-girl .animated-circles.animated .c-3 {
  animation: 3s scaleToggleThree cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite;
}

@keyframes scaleToggleOne {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

@keyframes scaleToggleTwo {
  0% { transform: scale(1); }
  20% { transform: scale(1); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

@keyframes scaleToggleThree {
  0% { transform: scale(1); }
  33% { transform: scale(1); }
  66% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* 咨询按钮背景 */
.livechat-girl .chat-bg {
  position: absolute;
  inset: 0;
  border-radius: 50px;
  background: linear-gradient(to bottom, #4d88ff, #1764ff);
  z-index: 1;
}

/* 角标数字 */
.badge-num {
  position: absolute;
  left: 2.2rem;
  top: 0.2rem;
  background: #ff227a;
  color: #fff;
  font-size: 12px;
  border-radius: 12px;
  padding: 2px 7px;
  z-index: 1000;
  font-weight: bold;
}

/* 咨询按钮中的文字 */
.livechat-girl .chat-text-wrap {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 51;
  color: #fff;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  white-space: nowrap;
}

/* 浮动图标项 */
.side-float-item-wrap {
  position: relative;
}

.side-float-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  cursor: pointer;
  transition: box-shadow 0.3s;
  border: none;
  text-decoration: none;
  position: relative;
}

.side-float-item:hover {
  box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
}

.side-float-icon {
  width: 32px;
  height: 32px;
}

/* 悬浮弹出 - 微信/QQ 二维码 */
.side-float-popup {
  position: absolute;
  right: 64px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  padding: 12px;
  min-width: 180px;
  width: 180px;
  z-index: 50;
}

.side-float-item-wrap:hover .side-float-popup {
  opacity: 1;
  pointer-events: auto;
}

.side-qr-img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  margin-bottom: 8px;
}

.side-popup-text {
  font-size: 0.875rem;
  color: #374151;
}

/* 电话弹出 */
.side-float-popup-phone {
  min-width: auto;
  width: auto;
  padding: 8px 16px;
  align-items: flex-start;
}

.side-popup-phone {
  font-size: 0.875rem;
  color: #1f2937;
  white-space: nowrap;
  font-weight: 500;
}

.side-popup-sub {
  font-size: 0.75rem;
  color: #9ca3af;
  margin-top: 4px;
}

/* ============================================
   移动端底部固定栏 - 精确匹配
   ============================================ */
.mobile-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid #e5e7eb;
  z-index: 50;
  display: none;
}

@media (max-width: 767px) {
  .mobile-bottom-bar {
    display: block;
  }
}

.mobile-bar-inner {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 12px 16px;
}

.mobile-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.mobile-bar-icon {
  width: 32px;
  height: 32px;
  background: #3b82f6;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-bar-icon-img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
}

.mobile-bar-label {
  font-size: 0.75rem;
  color: #4b5563;
}

/* ============================================
   微信咨询弹窗 - 精确匹配
   ============================================ */
.wechat-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 50;
  display: none;
}

.wechat-modal.active {
  display: block;
}

.wechat-modal-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 16px;
}

.wechat-modal-card {
  background: #fff;
  border-radius: 8px;
  padding: 24px;
  max-width: 384px;
  width: 100%;
}

.wechat-modal-body {
  text-align: center;
}

.wechat-modal-qr {
  width: 192px;
  height: 192px;
  margin: 0 auto 16px;
}

.wechat-modal-tip {
  color: #16a34a;
  font-weight: 500;
  margin-bottom: 8px;
}

.wechat-modal-id {
  color: #1f2937;
  font-weight: 500;
  margin-bottom: 4px;
}

.wechat-modal-desc {
  color: #4b5563;
  font-size: 0.875rem;
  margin-bottom: 16px;
}

.wechat-modal-btn {
  background: #3b82f6;
  color: #fff;
  padding: 8px 24px;
  border-radius: 8px;
  border: none;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
}

.wechat-modal-btn:hover {
  background: #2563eb;
}

.wechat-modal-close-btn {
  background: #d1d5db;
  color: #374151;
  padding: 8px 24px;
  border-radius: 8px;
  border: none;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  margin-left: 8px;
  transition: background 0.2s;
}

.wechat-modal-close-btn:hover {
  background: #9ca3af;
}

/* 暗色模式 */
@media (prefers-color-scheme: dark) {
  .side-float-item,
  .side-float-popup,
  .mobile-bottom-bar,
  .wechat-modal-card {
    background: #1C1C1E;
  }
  .mobile-bottom-bar {
    border-top-color: rgba(255,255,255,0.1);
  }
}

/* ============================================
   滚动入场动画
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s cubic-bezier(0.22,1,0.36,1), transform 0.7s cubic-bezier(0.22,1,0.36,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.05s; }
.reveal-delay-2 { transition-delay: 0.1s; }
.reveal-delay-3 { transition-delay: 0.15s; }
.reveal-delay-4 { transition-delay: 0.2s; }
.reveal-delay-5 { transition-delay: 0.25s; }
.reveal-delay-6 { transition-delay: 0.3s; }

/* ============================================
   响应式设计
   ============================================ */
@media (max-width: 1024px) {
  .features-grid,
  .programs-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .numbers-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .cases-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tips-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .plans-vertical {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-track {
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
  }
  .process-track::before {
    display: none;
  }
  .process-step {
    max-width: none;
    flex: 0 0 calc(50% - 20px);
  }
  .site-footer .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .navbar .logo {
    font-size: 0.85rem;
    gap: 6px;
  }

  .navbar .logo-icon {
    width: 24px;
    height: 24px;
  }

  .navbar .nav-links {
    display: none;
  }
  .navbar .nav-actions .btn-download {
    display: none;
  }
  .hamburger {
    display: flex;
  }

  /* 移动端隐藏回到顶部按钮 */
  .back-to-top {
    display: none !important;
  }

  .nav-hotline {
    font-size: 0;
  }
  .nav-hotline::before {
    content: '电话：400 668 6857';
    font-size: 0.8rem;
    white-space: nowrap;
  }

  /* 移动端导航间距 */
  .navbar .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .nav-actions {
    margin-left: auto;
  }
  .nav-hotline {
    margin-right: -4px;
  }

  .hero .hero-content {
    padding: 0 24px;
  }

  .hero-stats {
    gap: 32px;
  }

  .hero-stat .stat-value {
    font-size: 1.6rem;
  }

  .features-grid,
  .programs-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .tips-grid {
    grid-template-columns: 1fr;
  }

  .plans-vertical {
    grid-template-columns: 1fr;
  }

  .plan-v-highlight {
    transform: none;
  }

  .plan-v-highlight:hover {
    transform: translateY(-4px);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .stats-bar {
    padding: 40px 28px;
  }

  .stat-item .stat-number {
    font-size: 2.2rem;
  }

  .process-step {
    flex: 0 0 100%;
  }

  .site-footer .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section {
    padding: 64px 24px;
  }

  .site-footer {
    padding-bottom: 80px;
  }

  .section-header {
    margin-bottom: 48px;
  }

  .feature-card {
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    text-align: center;
  }

  .cta-section .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-section .btn-cta-light,
  .cta-section .btn-cta-outline {
    width: 100%;
    text-align: center;
  }

  .side-float {
    right: 8px;
    gap: 8px;
  }



  .modal-card {
    padding: 28px 20px;
  }

  .modal-number {
    font-size: 1.4rem;
  }
}

/* ============================================
   减少动效
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}