:root {
  --primary: #0ca662;
  --primary-dark: #077946;
  --primary-light: #e8f8f0;
  --primary-gradient: linear-gradient(135deg, #0ca662 0%, #15c074 100%);
  --accent: #00d27a;
  --bg-main: #f5f9f6;
  --bg-card: #ffffff;
  --text-title: #14211a;
  --text-body: #33443b;
  --text-muted: #64786d;
  --border-color: #dbeae1;
  --shadow-sm: 0 2px 8px rgba(12, 166, 98, 0.06);
  --shadow-md: 0 8px 24px rgba(12, 166, 98, 0.1);
  --shadow-lg: 0 16px 36px rgba(12, 166, 98, 0.15);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --container-width: 1200px;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  background-color: var(--bg-main);
  color: var(--text-body);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.25s ease;
}

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section {
  padding: 70px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 12px;
  border: 1px solid rgba(12, 166, 98, 0.2);
}

.section-title {
  font-size: 2.1rem;
  color: var(--text-title);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* 顶部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

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

.brand-logo-img {
  height: 42px;
  width: auto;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-links li a {
  display: block;
  padding: 10px 14px;
  color: var(--text-title);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
}

.nav-links li a:hover {
  color: var(--primary);
  background-color: var(--primary-light);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(12, 166, 98, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(12, 166, 98, 0.4);
  color: #ffffff;
}

.btn-outline {
  border-color: var(--primary);
  color: var(--primary-dark);
  background: transparent;
}

.btn-outline:hover {
  background: var(--primary-light);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-title);
  transition: 0.3s;
}

/* 首屏 Hero */
.hero-section {
  padding: 85px 0 60px;
  background: radial-gradient(circle at 50% 20%, rgba(21, 192, 116, 0.12) 0%, rgba(245, 249, 246, 0.8) 100%);
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 6px 18px;
  border-radius: 40px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(12, 166, 98, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(12, 166, 98, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(12, 166, 98, 0); }
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-title);
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-title-highlight {
  color: var(--primary);
  background: linear-gradient(135deg, #0ca662, #00d27a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 860px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.hero-cta-group {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1040px;
  margin: 0 auto;
}

.hero-stat-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 24px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* 模型矩阵标签墙 */
.models-section {
  background: #ffffff;
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.models-title {
  text-align: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.model-tags-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.model-tag {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-body);
  transition: 0.2s ease;
}

.model-tag:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary-dark);
  transform: translateY(-2px);
}

/* 平台介绍 */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.intro-content h3 {
  font-size: 1.8rem;
  color: var(--text-title);
  margin-bottom: 18px;
  font-weight: 700;
}

.intro-content p {
  color: var(--text-body);
  margin-bottom: 20px;
  font-size: 1rem;
}

.intro-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.intro-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-title);
}

.intro-feature-item::before {
  content: "✓";
  color: var(--primary);
  font-weight: 900;
  background: var(--primary-light);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 0.85rem;
}

.intro-media-card {
  background: #ffffff;
  padding: 16px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.intro-media-card img {
  border-radius: var(--radius-md);
  width: 100%;
}

/* 服务与制作场景网格 */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 28px;
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 20px;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
}

/* 评测与对比板块 */
.eval-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
  margin-bottom: 40px;
}

.eval-score-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 20px;
}

.eval-score-box {
  display: flex;
  align-items: center;
  gap: 16px;
}

.eval-score-num {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--primary-dark);
  line-height: 1;
}

.eval-score-details {
  display: flex;
  flex-direction: column;
}

.eval-stars {
  color: #f59e0b;
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.eval-score-text {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.comparison-table-wrapper {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th, .comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
  background: var(--bg-main);
  color: var(--text-title);
  font-weight: 700;
  font-size: 1rem;
}

.comparison-table td {
  font-size: 0.95rem;
}

.highlight-col {
  background: var(--primary-light);
  font-weight: 600;
  color: var(--primary-dark);
}

/* 案例展示 */
.cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.case-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease;
}

.case-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.case-image-wrap {
  position: relative;
  overflow: hidden;
  max-height: 260px;
}

.case-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.case-card:hover .case-image-wrap img {
  transform: scale(1.03);
}

.case-content {
  padding: 24px;
}

.case-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 10px;
}

.case-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* 标准流程 */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.flow-step-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 30px 20px;
  border-radius: var(--radius-md);
  text-align: center;
  position: relative;
}

.flow-step-num {
  width: 44px;
  height: 44px;
  background: var(--primary-gradient);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  margin: 0 auto 18px;
  box-shadow: 0 4px 10px rgba(12, 166, 98, 0.3);
}

.flow-step-card h4 {
  font-size: 1.1rem;
  color: var(--text-title);
  margin-bottom: 8px;
}

.flow-step-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* 用户评价 */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.review-user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.review-avatar-char {
  width: 46px;
  height: 46px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.review-user-name {
  font-weight: 700;
  color: var(--text-title);
  font-size: 1rem;
}

.review-user-role {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.6;
  flex-grow: 1;
}

/* FAQ 折叠面板 */
.faq-accordion {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-title);
  text-align: left;
  cursor: pointer;
}

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

.faq-icon {
  font-size: 1.25rem;
  color: var(--primary);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.65;
  background: var(--bg-main);
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 16px 24px 20px;
}

/* 需求表单与代理加盟 */
.contact-section {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: start;
}

.form-wrapper {
  background: var(--bg-main);
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.form-wrapper h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 8px;
}

.form-wrapper p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-title);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  background: #ffffff;
  color: var(--text-body);
  transition: border-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(12, 166, 98, 0.15);
}

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

.contact-info-card {
  background: var(--bg-main);
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon {
  width: 36px;
  height: 36px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  flex-shrink: 0;
}

.contact-details h5 {
  font-size: 1rem;
  color: var(--text-title);
  margin-bottom: 4px;
}

.contact-details p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.qr-code-box {
  background: #ffffff;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  text-align: center;
  display: inline-block;
  margin-top: 10px;
}

.qr-code-box img {
  width: 130px;
  height: 130px;
  margin: 0 auto 8px;
}

/* 最新文章与资讯 */
.articles-section {
  background: var(--bg-main);
}

.article-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  list-style: none;
}

.article-item {
  background: #ffffff;
  padding: 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: all 0.25s ease;
}

.article-item:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.article-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-title);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.article-link:hover {
  color: var(--primary);
}

/* 页脚 */
.site-footer {
  background: #111d16;
  color: #a0b2a8;
  padding: 60px 0 30px;
  border-top: 3px solid var(--primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #a0b2a8;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.friend-links-box {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.friend-links-box a {
  color: #8fa699;
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.friend-links-box a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* 浮动客服 */
.floating-dock {
  position: fixed;
  right: 24px;
  bottom: 30px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dock-btn {
  width: 48px;
  height: 48px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  color: var(--primary-dark);
  font-weight: bold;
  font-size: 1.1rem;
  transition: all 0.25s ease;
  position: relative;
}

.dock-btn:hover {
  background: var(--primary);
  color: #ffffff;
  transform: scale(1.08);
}

.dock-btn-kefu:hover .dock-qr-popup {
  display: block;
}

.dock-qr-popup {
  display: none;
  position: absolute;
  right: 58px;
  bottom: 0;
  background: #ffffff;
  padding: 12px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  width: 140px;
  text-align: center;
}

.dock-qr-popup img {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.dock-qr-popup span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-title);
  margin-top: 4px;
}

/* 响应式媒体查询 */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .intro-grid {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .flow-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
  }
  .nav-links.active {
    display: flex;
  }
  .hero-title {
    font-size: 1.8rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .cases-grid {
    grid-template-columns: 1fr;
  }
  .flow-steps {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .article-list {
    grid-template-columns: 1fr;
  }
  .intro-features {
    grid-template-columns: 1fr;
  }
}