:root {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #64748b;
  --neon-cyan: #06b6d4;
  --neon-violet: #8b5cf6;
  --neon-pink: #ec4899;
  --neon-emerald: #10b981;
  --neon-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
  --neon-glow: 0 4px 20px -2px rgba(6, 182, 212, 0.25), 0 2px 10px -2px rgba(139, 92, 246, 0.2);
  --border-glow: 1px solid rgba(139, 92, 246, 0.25);
  --border-light: #e2e8f0;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-full: 9999px;
  --container-max: 1200px;
  --transition: all 0.28s ease;
}

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

html {
  scroll-behavior: smooth;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
}

body {
  background: radial-gradient(circle at 10% 10%, rgba(6, 182, 212, 0.04) 0%, transparent 40%),
              radial-gradient(circle at 90% 40%, rgba(139, 92, 246, 0.04) 0%, transparent 40%),
              radial-gradient(circle at 50% 80%, rgba(236, 72, 153, 0.03) 0%, transparent 50%),
              var(--bg-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

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

/* 顶部导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

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

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

.brand-logo-link {
  display: inline-flex;
  align-items: center;
  max-height: 42px;
  text-decoration: none;
}

.brand-logo-link img {
  max-height: 38px;
  width: auto;
  object-fit: contain;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.brand-title span {
  background: var(--neon-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

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

.nav-links li a {
  display: inline-block;
  padding: 8px 12px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: var(--transition);
  border-radius: var(--radius-md);
}

.nav-links li a:hover {
  color: var(--text-main);
  background: rgba(6, 182, 212, 0.08);
}

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

.btn-neon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 20px;
  border-radius: var(--radius-full);
  background: var(--neon-gradient);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.35);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-neon:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.45);
  color: #ffffff;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-secondary:hover {
  border-color: var(--neon-violet);
  color: var(--neon-violet);
  background: rgba(139, 92, 246, 0.04);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  padding: 6px 10px;
  border-radius: var(--radius-md);
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-main);
}

/* 首屏 Hero */
.hero-section {
  padding: 70px 0 50px;
  position: relative;
}

.hero-inner {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: #0284c7;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #06b6d4;
  box-shadow: 0 0 10px #06b6d4;
  display: inline-block;
  animation: neonPulse 2s infinite;
}

@keyframes neonPulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 14px #06b6d4; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-main);
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.hero-title-highlight {
  background: var(--neon-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 740px;
  margin: 0 auto 30px;
  line-height: 1.7;
}

.hero-btn-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-btn-primary {
  padding: 13px 32px;
  font-size: 1.05rem;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.hero-stat-card {
  background: var(--bg-card);
  padding: 20px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.hero-stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--neon-gradient);
  opacity: 0;
  transition: var(--transition);
}

.hero-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--neon-glow);
  border-color: rgba(6, 182, 212, 0.4);
}

.hero-stat-card:hover::before {
  opacity: 1;
}

.hero-stat-num {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-main);
  display: block;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 0.82rem;
  color: var(--text-light);
}

/* 通用 Section 样式 */
.section-block {
  padding: 60px 0;
}

.section-alt {
  background: rgba(241, 245, 249, 0.5);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 45px;
}

.section-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #0284c7;
  background: rgba(6, 182, 212, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.section-heading {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
}

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

/* 平台介绍 */
.platform-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.platform-intro-card {
  background: var(--bg-card);
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.platform-intro-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-main);
}

.platform-intro-card p {
  color: var(--text-muted);
  font-size: 0.94rem;
  margin-bottom: 20px;
  line-height: 1.7;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill-item {
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
}

/* 支持模型标签云 */
.model-cloud-box {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 18px rgba(0,0,0,0.02);
}

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

.model-chip {
  padding: 7px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  background: #ffffff;
  border: 1px solid #e2e8f0;
  color: var(--text-main);
  box-shadow: 0 2px 5px rgba(0,0,0,0.02);
  transition: var(--transition);
}

.model-chip:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 2px 10px rgba(6, 182, 212, 0.2);
  transform: translateY(-2px);
}

/* 服务能力卡片网格 */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.service-card {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 16px rgba(0,0,0,0.03);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 10px 25px -5px rgba(139, 92, 246, 0.15);
}

.service-card-top {
  margin-bottom: 16px;
}

.service-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 14px;
  color: var(--neon-cyan);
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.service-card-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.service-card-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.service-card-footer {
  padding-top: 14px;
  border-top: 1px dashed var(--border-light);
  font-size: 0.82rem;
  color: #0284c7;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.step-card {
  background: var(--bg-card);
  padding: 24px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 14px rgba(0,0,0,0.03);
  text-align: center;
  transition: var(--transition);
}

.step-card:hover {
  border-color: var(--neon-cyan);
  transform: translateY(-3px);
}

.step-index {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--neon-gradient);
  color: #ffffff;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 14px;
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 评测表格 */
.eval-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 6px 24px rgba(0,0,0,0.04);
  padding: 32px;
  overflow: hidden;
}

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

.eval-brand-info h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
}

.eval-brand-info p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.eval-score-badge {
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 12px 24px;
  border-radius: var(--radius-lg);
  text-align: center;
}

.eval-score-num {
  font-size: 2rem;
  font-weight: 900;
  background: var(--neon-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eval-stars {
  color: #f59e0b;
  font-size: 1rem;
  letter-spacing: 2px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.eval-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.eval-table th {
  padding: 14px 16px;
  background: var(--bg-subtle);
  color: var(--text-main);
  font-weight: 700;
  border-bottom: 2px solid var(--border-light);
}

.eval-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-muted);
}

.eval-table tr:hover td {
  background: rgba(6, 182, 212, 0.02);
}

.eval-table .highlight-col {
  font-weight: 700;
  color: #0284c7;
  background: rgba(6, 182, 212, 0.04);
}

/* 案例与素材图 */
.case-gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.case-media-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  background: #ffffff;
  box-shadow: 0 4px 18px rgba(0,0,0,0.04);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-media-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.case-media-container:hover img {
  transform: scale(1.03);
}

.banner-strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.banner-strip-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  aspect-ratio: 16/10;
  background: #fff;
}

.banner-strip-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 用户评论 */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.testimonial-card {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 16px rgba(0,0,0,0.03);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 22px rgba(0,0,0,0.06);
  border-color: rgba(6, 182, 212, 0.4);
}

.testimonial-comment {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
}

.author-avatar-text {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--neon-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.author-info h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
}

.author-info p {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* 需求表单与联系 */
.contact-match-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
}

.form-wrapper-box {
  background: var(--bg-card);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 22px rgba(0,0,0,0.03);
}

.form-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-main);
}

.form-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.form-grid-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-field-group {
  margin-bottom: 16px;
}

.form-field-group.full-width {
  grid-column: span 2;
}

.form-field-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  background: var(--bg-subtle);
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--neon-cyan);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 95px;
}

.contact-info-box {
  background: var(--bg-card);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-meta-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-meta-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.contact-meta-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.1);
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 700;
}

.qr-code-wrapper {
  margin-top: 20px;
  padding: 16px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--border-light);
}

.qr-code-wrapper img {
  width: 110px;
  height: 110px;
  object-fit: contain;
  margin-bottom: 8px;
  border-radius: 6px;
}

.qr-code-wrapper p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* FAQ 常见问题折叠 */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(6, 182, 212, 0.4);
}

.faq-question-btn {
  width: 100%;
  padding: 16px 20px;
  text-align: left;
  background: none;
  border: none;
  outline: none;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question-btn::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--neon-cyan);
  transition: transform 0.25s ease;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 20px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  padding-bottom: 16px;
}

/* 行业资讯与文章链接 */
.news-links-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.news-card-box {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}

.news-card-box h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
}

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

.article-anchor-list li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 8px 12px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: var(--transition);
}

.article-anchor-list li a:hover {
  border-color: var(--neon-cyan);
  color: #0284c7;
  background: #ffffff;
}

/* 友情链接 */
.friendly-links-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.friendly-links-wrap a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: #ffffff;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.friendly-links-wrap a:hover {
  border-color: var(--neon-cyan);
  color: var(--text-main);
  box-shadow: 0 2px 8px rgba(6, 182, 212, 0.15);
}

/* 页脚 Footer */
.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-light);
  padding: 40px 0 24px;
  margin-top: auto;
  color: var(--text-muted);
}

.footer-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 20px;
}

.footer-brand-side {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-nav-links {
  display: flex;
  gap: 16px;
  list-style: none;
  flex-wrap: wrap;
}

.footer-nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.86rem;
  transition: var(--transition);
}

.footer-nav-links a:hover {
  color: var(--neon-cyan);
}

.footer-bottom-copy {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-light);
}

/* 浮动客服 */
.float-service-anchor {
  position: fixed;
  right: 24px;
  bottom: 30px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.float-action-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  text-decoration: none;
  font-size: 1.15rem;
  cursor: pointer;
  transition: var(--transition);
}

.float-action-btn:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 4px 18px rgba(6, 182, 212, 0.4);
  transform: translateY(-3px);
  color: var(--neon-cyan);
}

/* 响应式媒体查询 */
@media (max-width: 992px) {
  .hero-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .platform-intro-grid {
    grid-template-columns: 1fr;
  }
  .steps-wrapper {
    grid-template-columns: repeat(2, 1fr);
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .contact-match-grid {
    grid-template-columns: 1fr;
  }
  .news-links-grid {
    grid-template-columns: 1fr;
  }
  .case-gallery-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }
  .nav-links.show {
    display: flex;
  }
  .nav-links li {
    width: 100%;
  }
  .nav-links li a {
    display: block;
    padding: 10px 14px;
  }
  .nav-actions {
    display: none;
  }
  .hero-section {
    padding: 40px 0 30px;
  }
  .hero-stats-row {
    grid-template-columns: 1fr 1fr;
  }
  .steps-wrapper {
    grid-template-columns: 1fr;
  }
  .banner-strip-grid {
    grid-template-columns: 1fr;
  }
  .form-grid-inner {
    grid-template-columns: 1fr;
  }
  .form-field-group.full-width {
    grid-column: span 1;
  }
}