/* ============================================
   四川顶峰知识产权 - 公共样式表
   style.css
   ============================================ */

/* ========== 设计系统变量 ========== */
:root {
  --color-primary: #0f2b5c;
  --color-primary-light: #1e4d92;
  --color-accent: #f0b429;
  --color-accent-dark: #d4941a;
  --color-bg: #ffffff;
  --color-bg-gray: #f7f9fc;
  --color-text: #3a4a60;
  --color-text-secondary: #6b7a90;
  --color-text-light: #8ba8d4;
  --container-max: 1200px;
}

/* ========== 基础重置 ========== */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

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

/* ========== 容器 ========== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== 顶部导航 ========== */
.site-header {
  background: linear-gradient(180deg, #122f63 0%, #0f2b5c 100%);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

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

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

.brand-logo {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(240,180,41,0.3);
}

.brand-logo svg path { stroke: #0f2b5c; }

.brand-name {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.brand-tagline {
  color: rgba(255,255,255,0.5);
  font-size: 10px;
  letter-spacing: 1px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a {
  color: rgba(255,255,255,0.75);
  font-size: 15px;
  font-weight: 400;
  padding: 8px 16px;
  border-radius: 6px;
  transition: all 0.2s;
  letter-spacing: 0.3px;
}

.main-nav a:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

.main-nav a.active {
  color: #fff;
  font-weight: 500;
  background: rgba(255,255,255,0.1);
}

.nav-cta {
  padding: 10px 24px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(240,180,41,0.25);
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(240,180,41,0.35);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
}

/* ========== 页面Banner ========== */
.page-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: 60px 0;
  text-align: center;
}

.page-banner h1 {
  color: #fff;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
}

.page-banner p {
  color: var(--color-text-light);
  font-size: 16px;
  max-width: 700px;
  margin: 0 auto;
}

.breadcrumb {
  color: var(--color-text-light);
  font-size: 13px;
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--color-accent);
}

/* ========== 通用Section ========== */
.section { padding: 64px 0; }
.section-gray { background: var(--color-bg-gray); }

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

.section-header .divider {
  display: inline-block;
  width: 50px;
  height: 3px;
  background: var(--color-accent);
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 15px;
}

/* ========== CTA区块 ========== */
.cta-section {
  background: var(--color-primary);
  padding: 48px 0;
  text-align: center;
}

.cta-section h2 {
  color: #fff;
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-section p {
  color: var(--color-text-light);
  font-size: 15px;
  margin-bottom: 28px;
}

.btn-primary {
  padding: 14px 40px;
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: 16px;
  font-weight: 600;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

/* ========== 页脚 ========== */
.site-footer {
  background: #0a1f44;
  padding: 56px 0 32px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about { width: 480px; }

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-brand span {
  color: #fff;
  font-size: 17px;
  font-weight: 700;
}

.footer-brand .brand-logo {
  width: 36px;
  height: 36px;
}

.footer-about p {
  color: var(--color-text-light);
  font-size: 14px;
  line-height: 1.8;
}

.footer-cols {
  display: flex;
  gap: 64px;
}

.footer-col h5 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 14px;
}

.footer-col a,
.footer-col span {
  display: block;
  color: var(--color-text-light);
  font-size: 13px;
  line-height: 2;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
}

.footer-bottom p {
  color: #5a6f8e;
  font-size: 12px;
}

/* ========== 响应式 - 平板 ========== */
@media (max-width: 1024px) {
  .main-nav { gap: 24px; }
  .main-nav a { font-size: 14px; }
  .footer-about { width: 360px; }
  .footer-cols { gap: 40px; }
}

/* ========== 响应式 - 手机 ========== */
@media (max-width: 768px) {
  .nav-wrapper { height: 64px; }
  .main-nav,
  .nav-cta { display: none; }
  .mobile-menu-btn { display: block; }

  .page-banner { padding: 40px 0; }
  .page-banner h1 { font-size: 24px; }
  .page-banner p { font-size: 14px; }

  .section { padding: 40px 0; }
  .section-header { margin-bottom: 32px; }
  .section-header h2 { font-size: 22px; }

  /* 首页 Hero */
  .hero { min-height: 480px; }
  .hero h1 { font-size: 28px !important; }
  .hero-desc { font-size: 14px !important; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions a { text-align: center; }

  /* 网格布局全部转单列 */
  .biz-grid { grid-template-columns: 1fr !important; }
  .services-grid { grid-template-columns: 1fr !important; }
  .audience-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 16px !important; }
  .strength-grid { grid-template-columns: 1fr !important; }
  .faq-grid { grid-template-columns: 1fr !important; }
  .values-grid { grid-template-columns: 1fr !important; }
  .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .contact-grid { grid-template-columns: 1fr !important; gap: 32px !important; }

  /* 文章列表卡片 */
  .article-card { flex-direction: column; gap: 16px; }
  .article-date-box { width: 100%; text-align: left; display: flex; align-items: baseline; gap: 8px; }
  .article-date-box .day { font-size: 24px; }

  /* 时间线 */
  .timeline-item { flex-direction: column; gap: 12px; }
  .timeline-item:not(:last-child)::before { display: none; }

  /* 文章详情页 */
  .article-header h1 { font-size: 22px; }
  .article-body { font-size: 15px; }

  .cta-section { padding: 36px 0; }
  .cta-section h2 { font-size: 20px; }

  .footer-top {
    flex-direction: column;
    gap: 32px;
  }
  .footer-about { width: 100%; }
  .footer-cols {
    flex-wrap: wrap;
    gap: 32px;
  }
}

/* ============================================ */
/* ========== 各页面特有样式（从内联style抽出） ========== */
/* ============================================ */

/* ========== [about] 页面特有样式 ========== */
/* 页面特有样式 */
    .values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .value-card { padding: 36px 28px; background: #fff; border-radius: 8px; box-shadow: 0 2px 12px rgba(15,43,92,0.06); text-align: center; }
    .value-icon { width: 64px; height: 64px; margin: 0 auto 20px; background: rgba(30,77,146,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
    .value-card h3 { font-size: 20px; font-weight: 700; color: var(--color-primary); margin-bottom: 12px; }
    .value-card p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.8; }
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .stat-item { text-align: center; padding: 32px 20px; }
    .stat-num { font-size: 42px; font-weight: 700; color: var(--color-accent); margin-bottom: 8px; }
    .stat-label { font-size: 14px; color: var(--color-text-light); }

/* ========== [article] 页面特有样式 ========== */
/* 页面特有样式 */
    .article-detail { max-width: 800px; margin: 0 auto; }
    .article-header { margin-bottom: 40px; padding-bottom: 24px; border-bottom: 1px solid #e4eaf2; }
    .article-tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(240,180,41,0.12);
      color: var(--color-accent-dark);
      font-size: 13px;
      border-radius: 3px;
      margin-bottom: 16px;
    }
    .article-header h1 {
      font-size: 28px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1.4;
      margin-bottom: 16px;
    }
    .article-meta {
      display: flex;
      gap: 24px;
      font-size: 14px;
      color: var(--color-text-light);
    }
    .article-body { font-size: 16px; line-height: 2; color: var(--color-text); }
    .article-body p { margin-bottom: 20px; }
    .article-body h2 {
      font-size: 22px;
      font-weight: 700;
      color: var(--color-primary);
      margin: 36px 0 16px;
      padding-left: 14px;
      border-left: 4px solid var(--color-accent);
    }
    .article-body h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--color-primary-light);
      margin: 28px 0 12px;
    }
    .article-body ul, .article-body ol {
      margin: 16px 0;
      padding-left: 24px;
    }
    .article-body li { margin-bottom: 8px; line-height: 1.9; }
    .article-body blockquote {
      padding: 20px 24px;
      background: var(--color-bg-gray);
      border-left: 4px solid var(--color-primary-light);
      border-radius: 0 8px 8px 0;
      margin: 24px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
    }
    .article-footer {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid #e4eaf2;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .article-footer a {
      color: var(--color-primary-light);
      font-size: 14px;
      font-weight: 600;
    }
    .article-footer a:hover { color: var(--color-accent-dark); }

/* ========== [blog] 页面特有样式 ========== */
/* 页面特有样式 */
    .article-list { max-width: 900px; margin: 0 auto; }
    .article-card {
      display: flex;
      gap: 28px;
      padding: 32px 0;
      border-bottom: 1px solid #e4eaf2;
    }
    .article-card:last-child { border-bottom: none; }
    .article-date-box {
      flex-shrink: 0;
      width: 80px;
      text-align: center;
      padding-top: 4px;
    }
    .article-date-box .day {
      font-size: 32px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1;
    }
    .article-date-box .month {
      font-size: 13px;
      color: var(--color-text-light);
      margin-top: 4px;
    }
    .article-body { flex: 1; }
    .article-tag {
      display: inline-block;
      padding: 3px 10px;
      background: rgba(240,180,41,0.12);
      color: var(--color-accent-dark);
      font-size: 12px;
      border-radius: 3px;
      margin-bottom: 10px;
    }
    .article-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-primary);
      margin-bottom: 10px;
      transition: color 0.2s;
    }
    .article-card h3:hover { color: var(--color-primary-light); }
    .article-card p {
      font-size: 14px;
      color: var(--color-text-secondary);
      line-height: 1.8;
      margin-bottom: 12px;
    }
    .article-more {
      font-size: 14px;
      font-weight: 600;
      color: var(--color-primary-light);
    }
    .article-more:hover { color: var(--color-accent-dark); }
    .empty-tip {
      text-align: center;
      padding: 60px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
    }

/* ========== [contact] 页面特有样式 ========== */
/* 页面特有样式 */
    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
    .contact-info h2 { font-size: 24px; font-weight: 700; color: var(--color-primary); margin-bottom: 24px; }
    .contact-item { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid #e4eaf2; }
    .contact-icon { width: 44px; height: 44px; background: rgba(30,77,146,0.1); border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .contact-item h4 { font-size: 16px; font-weight: 600; color: var(--color-primary); margin-bottom: 4px; }
    .contact-item p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.7; }
    .contact-form { background: var(--color-bg-gray); padding: 36px; border-radius: 8px; }
    .contact-form h3 { font-size: 20px; font-weight: 700; color: var(--color-primary); margin-bottom: 24px; }
    .form-group { margin-bottom: 20px; }
    .form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--color-text); margin-bottom: 8px; }
    .form-group input, .form-group textarea { width: 100%; padding: 12px 16px; border: 1px solid #d9e1ec; border-radius: 4px; font-size: 14px; font-family: inherit; background: #fff; }
    .form-group textarea { min-height: 120px; resize: vertical; }
    .btn-submit { width: 100%; padding: 14px; background: var(--color-accent); color: var(--color-primary); font-size: 16px; font-weight: 600; border-radius: 4px; border: none; cursor: pointer; }

/* ========== [faq] 页面特有样式 ========== */
/* 页面特有样式 */
    .faq-list { max-width: 800px; margin: 0 auto; }
    .faq-item { background: var(--color-bg-gray); border-radius: 8px; margin-bottom: 20px; overflow: hidden; }
    .faq-question { padding: 24px 28px; display: flex; align-items: center; gap: 16px; cursor: pointer; }
    .faq-q-num { width: 36px; height: 36px; background: var(--color-accent); color: var(--color-primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; flex-shrink: 0; }
    .faq-question h3 { font-size: 17px; font-weight: 600; color: var(--color-primary); flex: 1; }
    .faq-answer { padding: 0 28px 24px 80px; }
    .faq-answer p { font-size: 15px; color: var(--color-text-secondary); line-height: 1.9; }

/* ========== [faq-1] 页面特有样式 ========== */
/* 页面特有样式 */
    .faq-detail { max-width: 800px; margin: 0 auto; }
    .faq-tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(240,180,41,0.12);
      color: var(--color-accent-dark);
      font-size: 13px;
      border-radius: 3px;
      margin-bottom: 16px;
    }
    .faq-detail h1 {
      font-size: 26px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1.4;
      margin-bottom: 16px;
    }
    .faq-meta {
      display: flex;
      gap: 24px;
      font-size: 14px;
      color: var(--color-text-light);
      margin-bottom: 40px;
      padding-bottom: 24px;
      border-bottom: 1px solid #e4eaf2;
    }
    .faq-answer-body { font-size: 16px; line-height: 2; color: var(--color-text); }
    .faq-answer-body p { margin-bottom: 20px; }
    .faq-answer-body h2 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-primary);
      margin: 32px 0 16px;
      padding-left: 14px;
      border-left: 4px solid var(--color-accent);
    }
    .faq-answer-body ul, .faq-answer-body ol {
      margin: 16px 0;
      padding-left: 24px;
    }
    .faq-answer-body li { margin-bottom: 8px; line-height: 1.9; }
    .faq-answer-body blockquote {
      padding: 20px 24px;
      background: var(--color-bg-gray);
      border-left: 4px solid var(--color-primary-light);
      border-radius: 0 8px 8px 0;
      margin: 24px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
    }
    .faq-nav {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid #e4eaf2;
      display: flex;
      justify-content: space-between;
    }
    .faq-nav a {
      color: var(--color-primary-light);
      font-size: 14px;
      font-weight: 600;
    }
    .faq-nav a:hover { color: var(--color-accent-dark); }

/* ========== [faq-2] 页面特有样式 ========== */
/* 页面特有样式 */
    .faq-detail { max-width: 800px; margin: 0 auto; }
    .faq-tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(240,180,41,0.12);
      color: var(--color-accent-dark);
      font-size: 13px;
      border-radius: 3px;
      margin-bottom: 16px;
    }
    .faq-detail h1 {
      font-size: 26px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1.4;
      margin-bottom: 16px;
    }
    .faq-meta {
      display: flex;
      gap: 24px;
      font-size: 14px;
      color: var(--color-text-light);
      margin-bottom: 40px;
      padding-bottom: 24px;
      border-bottom: 1px solid #e4eaf2;
    }
    .faq-answer-body { font-size: 16px; line-height: 2; color: var(--color-text); }
    .faq-answer-body p { margin-bottom: 20px; }
    .faq-answer-body h2 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-primary);
      margin: 32px 0 16px;
      padding-left: 14px;
      border-left: 4px solid var(--color-accent);
    }
    .faq-answer-body ul, .faq-answer-body ol {
      margin: 16px 0;
      padding-left: 24px;
    }
    .faq-answer-body li { margin-bottom: 8px; line-height: 1.9; }
    .faq-answer-body blockquote {
      padding: 20px 24px;
      background: var(--color-bg-gray);
      border-left: 4px solid var(--color-primary-light);
      border-radius: 0 8px 8px 0;
      margin: 24px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
    }
    .faq-nav {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid #e4eaf2;
      display: flex;
      justify-content: space-between;
    }
    .faq-nav a {
      color: var(--color-primary-light);
      font-size: 14px;
      font-weight: 600;
    }
    .faq-nav a:hover { color: var(--color-accent-dark); }

/* ========== [faq-3] 页面特有样式 ========== */
/* 页面特有样式 */
    .faq-detail { max-width: 800px; margin: 0 auto; }
    .faq-tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(240,180,41,0.12);
      color: var(--color-accent-dark);
      font-size: 13px;
      border-radius: 3px;
      margin-bottom: 16px;
    }
    .faq-detail h1 {
      font-size: 26px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1.4;
      margin-bottom: 16px;
    }
    .faq-meta {
      display: flex;
      gap: 24px;
      font-size: 14px;
      color: var(--color-text-light);
      margin-bottom: 40px;
      padding-bottom: 24px;
      border-bottom: 1px solid #e4eaf2;
    }
    .faq-answer-body { font-size: 16px; line-height: 2; color: var(--color-text); }
    .faq-answer-body p { margin-bottom: 20px; }
    .faq-answer-body h2 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-primary);
      margin: 32px 0 16px;
      padding-left: 14px;
      border-left: 4px solid var(--color-accent);
    }
    .faq-answer-body ul, .faq-answer-body ol {
      margin: 16px 0;
      padding-left: 24px;
    }
    .faq-answer-body li { margin-bottom: 8px; line-height: 1.9; }
    .faq-answer-body blockquote {
      padding: 20px 24px;
      background: var(--color-bg-gray);
      border-left: 4px solid var(--color-primary-light);
      border-radius: 0 8px 8px 0;
      margin: 24px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
    }
    .faq-nav {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid #e4eaf2;
      display: flex;
      justify-content: space-between;
    }
    .faq-nav a {
      color: var(--color-primary-light);
      font-size: 14px;
      font-weight: 600;
    }
    .faq-nav a:hover { color: var(--color-accent-dark); }

/* ========== [faq-4] 页面特有样式 ========== */
/* 页面特有样式 */
    .faq-detail { max-width: 800px; margin: 0 auto; }
    .faq-tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(240,180,41,0.12);
      color: var(--color-accent-dark);
      font-size: 13px;
      border-radius: 3px;
      margin-bottom: 16px;
    }
    .faq-detail h1 {
      font-size: 26px;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1.4;
      margin-bottom: 16px;
    }
    .faq-meta {
      display: flex;
      gap: 24px;
      font-size: 14px;
      color: var(--color-text-light);
      margin-bottom: 40px;
      padding-bottom: 24px;
      border-bottom: 1px solid #e4eaf2;
    }
    .faq-answer-body { font-size: 16px; line-height: 2; color: var(--color-text); }
    .faq-answer-body p { margin-bottom: 20px; }
    .faq-answer-body h2 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-primary);
      margin: 32px 0 16px;
      padding-left: 14px;
      border-left: 4px solid var(--color-accent);
    }
    .faq-answer-body ul, .faq-answer-body ol {
      margin: 16px 0;
      padding-left: 24px;
    }
    .faq-answer-body li { margin-bottom: 8px; line-height: 1.9; }
    .faq-answer-body blockquote {
      padding: 20px 24px;
      background: var(--color-bg-gray);
      border-left: 4px solid var(--color-primary-light);
      border-radius: 0 8px 8px 0;
      margin: 24px 0;
      color: var(--color-text-secondary);
      font-size: 15px;
    }
    .faq-nav {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid #e4eaf2;
      display: flex;
      justify-content: space-between;
    }
    .faq-nav a {
      color: var(--color-primary-light);
      font-size: 14px;
      font-weight: 600;
    }
    .faq-nav a:hover { color: var(--color-accent-dark); }

/* ========== [hightech] 页面特有样式 ========== */
/* 页面特有样式 */
    .benefit-card { text-align: center; padding: 32px 20px; background: #fff; border-radius: 8px; box-shadow: 0 2px 12px rgba(15,43,92,0.06); }
    .benefit-icon { width: 56px; height: 56px; margin: 0 auto 18px; background: rgba(240,180,41,0.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
    .benefit-card h4 { font-size: 17px; font-weight: 600; color: var(--color-primary); margin-bottom: 8px; }
    .benefit-card p { font-size: 13px; color: var(--color-text-secondary); line-height: 1.6; }
    .criteria-list { max-width: 800px; margin: 0 auto; }
    .criteria-item { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid #e4eaf2; }
    .criteria-num { width: 32px; height: 32px; background: var(--color-primary-light); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; flex-shrink: 0; }
    .criteria-item h4 { font-size: 16px; font-weight: 600; color: var(--color-primary); margin-bottom: 4px; }
    .criteria-item p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.7; }

/* ========== [hightech-detail] 页面特有样式 ========== */
/* 页面特有样式 */
    .article-content { max-width: 800px; margin: 0 auto; }
    .article-content h2 { font-size: 24px; font-weight: 700; color: var(--color-primary); margin: 36px 0 16px; padding-left: 16px; border-left: 4px solid var(--color-accent); }
    .article-content h2:first-child { margin-top: 0; }
    .article-content h3 { font-size: 18px; font-weight: 600; color: var(--color-primary-light); margin: 24px 0 12px; }
    .article-content p { font-size: 15px; color: var(--color-text-secondary); line-height: 1.9; margin-bottom: 16px; }
    .article-content ul, .article-content ol { margin: 16px 0; padding-left: 24px; }
    .article-content li { font-size: 15px; color: var(--color-text-secondary); line-height: 2; }
    .highlight-box { background: linear-gradient(135deg, rgba(240,180,41,0.08), rgba(30,77,146,0.05)); border-left: 4px solid var(--color-accent); padding: 20px 24px; border-radius: 0 8px 8px 0; margin: 24px 0; }
    .highlight-box p { margin: 0; color: var(--color-primary); }

/* ========== [index] 页面特有样式 ========== */
/* 页面特有样式 */
    .hero {
      position: relative;
      min-height: 560px;
      display: flex;
      align-items: center;
      background-image: url('https://aka.doubaocdn.com/s/u5K6CI9ZLr');
      background-size: cover;
      background-position: center;
    }
    .hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(15,43,92,0.9) 0%, rgba(15,43,92,0.5) 60%, transparent 100%);
    }
    .hero-content {
      position: relative;
      z-index: 1;
      max-width: 620px;
    }
    .hero-badge {
      display: inline-block;
      padding: 6px 16px;
      background: rgba(240,180,41,0.15);
      border: 1px solid rgba(240,180,41,0.4);
      border-radius: 3px;
      color: var(--color-accent);
      font-size: 13px;
      margin-bottom: 24px;
    }
    .hero h1 {
      color: #fff;
      font-size: 40px;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 20px;
    }
    .hero h1 span {
      color: var(--color-accent);
    }
    .hero-desc {
      color: #c5d4ec;
      font-size: 16px;
      line-height: 1.8;
      margin-bottom: 36px;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
    }
    .btn-outline {
      padding: 14px 36px;
      background: transparent;
      color: #fff;
      font-size: 16px;
      font-weight: 500;
      border: 1px solid rgba(255,255,255,0.4);
      border-radius: 4px;
      cursor: pointer;
    }
    .hero-bottom-line {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 6px;
      background: linear-gradient(90deg, var(--color-accent), var(--color-primary-light), var(--color-primary));
    }
    
    
    .biz-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .biz-card {
      background: #fff;
      border-radius: 8px;
      padding: 40px 36px;
      box-shadow: 0 2px 12px rgba(15,43,92,0.06);
      border-top: 4px solid var(--color-primary-light);
    }
    .biz-card.accent { border-top-color: var(--color-accent); }
    .biz-icon {
      width: 60px;
      height: 60px;
      background: rgba(30,77,146,0.1);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 24px;
    }
    .biz-card.accent .biz-icon { background: rgba(240,180,41,0.15); }
    .biz-card h3 {
      font-size: 22px;
      font-weight: 700;
      color: var(--color-primary);
      margin-bottom: 14px;
    }
    .biz-card p {
      color: var(--color-text-secondary);
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .link-more {
      color: var(--color-primary-light);
      font-size: 15px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .biz-card.accent .link-more { color: var(--color-accent-dark); }
    
    /* ========== 服务内容网格 ========== */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-item {
      padding: 28px;
      background: var(--color-bg-gray);
      border-radius: 8px;
    }
    .service-item-head {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .service-num {
      width: 38px;
      height: 38px;
      background: var(--color-primary-light);
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      flex-shrink: 0;
    }
    .service-item.gold .service-num { background: var(--color-accent-dark); }
    .service-item h4 {
      font-size: 16px;
      font-weight: 600;
      color: var(--color-primary);
    }
    .service-item p {
      color: var(--color-text-secondary);
      font-size: 14px;
      line-height: 1.7;
    }
    
    /* ========== 服务对象 ========== */
    .audience-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .audience-card {
      text-align: center;
      padding: 32px 20px;
      background: rgba(255,255,255,0.05);
      border: 1px solid rgba(255,255,255,0.1);
      border-radius: 8px;
    }
    .audience-icon {
      width: 52px;
      height: 52px;
      margin: 0 auto 18px;
      background: rgba(240,180,41,0.15);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .audience-card h4 {
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 8px;
    }
    .audience-card p {
      color: var(--color-text-light);
      font-size: 13px;
      line-height: 1.6;
    }
    
    /* ========== 资质实力 ========== */
    .strength-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .strength-item {
      display: flex;
      gap: 18px;
      padding: 28px;
      background: #fff;
      border-radius: 8px;
      box-shadow: 0 1px 6px rgba(15,43,92,0.05);
    }
    .strength-icon {
      width: 48px;
      height: 48px;
      background: rgba(30,77,146,0.1);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .strength-item.gold .strength-icon { background: rgba(212,148,26,0.12); }
    .strength-item h4 {
      font-size: 17px;
      font-weight: 600;
      color: var(--color-primary);
      margin-bottom: 6px;
    }
    .strength-item p {
      color: var(--color-text-secondary);
      font-size: 14px;
      line-height: 1.7;
    }
    
    /* ========== FAQ 入口 ========== */
    .faq-box {
      background: var(--color-bg-gray);
      border-radius: 8px;
      padding: 36px 40px;
    }
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px 36px;
    }
    .faq-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 14px 0;
      border-bottom: 1px solid #e4eaf2;
    }
    .faq-item:last-child, .faq-item:nth-last-child(2) { border-bottom: none; }
    .faq-q {
      color: var(--color-accent);
      font-size: 15px;
      font-weight: 700;
      flex-shrink: 0;
    }
    .faq-text {
      color: var(--color-text);
      font-size: 15px;
      flex: 1;
    }
    .faq-arrow { flex-shrink: 0; }
    .faq-more {
      text-align: center;
      margin-top: 28px;
    }

/* ========== [patent] 页面特有样式 ========== */
/* 页面特有样式 */
    
    
    .patent-types { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .patent-type-card { background: #fff; border-radius: 8px; padding: 36px 28px; box-shadow: 0 2px 12px rgba(15,43,92,0.06); border-top: 4px solid var(--color-primary-light); }
    .patent-type-card h3 { font-size: 20px; font-weight: 700; color: var(--color-primary); margin-bottom: 16px; }
    .patent-type-card .tag { display: inline-block; padding: 4px 12px; background: rgba(30,77,146,0.1); color: var(--color-primary-light); font-size: 12px; border-radius: 3px; margin-bottom: 16px; }
    .patent-type-card p { color: var(--color-text-secondary); font-size: 14px; line-height: 1.8; margin-bottom: 16px; }
    .patent-type-card ul { list-style: none; }
    .patent-type-card li { color: var(--color-text); font-size: 14px; line-height: 2; padding-left: 20px; position: relative; }
    .patent-type-card li::before { content: '✓'; position: absolute; left: 0; color: var(--color-accent-dark); font-weight: 700; }
    
    .process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; position: relative; }
    .step-item { text-align: center; padding: 24px 16px; background: #fff; border-radius: 8px; box-shadow: 0 1px 6px rgba(15,43,92,0.05); }
    .step-num { width: 44px; height: 44px; background: var(--color-primary-light); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; margin: 0 auto 16px; }
    .step-item h4 { font-size: 15px; font-weight: 600; color: var(--color-primary); margin-bottom: 8px; }
    .step-item p { font-size: 13px; color: var(--color-text-secondary); line-height: 1.6; }

/* ========== [patent-detail] 页面特有样式 ========== */
/* 页面特有样式 */
    .article-content { max-width: 800px; margin: 0 auto; }
    .article-content h2 { font-size: 24px; font-weight: 700; color: var(--color-primary); margin: 36px 0 16px; padding-left: 16px; border-left: 4px solid var(--color-accent); }
    .article-content h2:first-child { margin-top: 0; }
    .article-content h3 { font-size: 18px; font-weight: 600; color: var(--color-primary-light); margin: 24px 0 12px; }
    .article-content p { font-size: 15px; color: var(--color-text-secondary); line-height: 1.9; margin-bottom: 16px; }
    .article-content ul, .article-content ol { margin: 16px 0; padding-left: 24px; }
    .article-content li { font-size: 15px; color: var(--color-text-secondary); line-height: 2; }
    .info-table { width: 100%; border-collapse: collapse; margin: 24px 0; }
    .info-table th, .info-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid #e4eaf2; font-size: 14px; }
    .info-table th { background: var(--color-bg-gray); color: var(--color-primary); font-weight: 600; width: 140px; }

/* ========== [process] 页面特有样式 ========== */
/* 页面特有样式 */
    .timeline { max-width: 800px; margin: 0 auto; }
    .timeline-item { display: flex; gap: 24px; padding-bottom: 40px; position: relative; }
    .timeline-item:not(:last-child)::before { content: ''; position: absolute; left: 27px; top: 56px; bottom: 0; width: 2px; background: #e4eaf2; }
    .timeline-dot { width: 56px; height: 56px; background: var(--color-primary-light); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 700; flex-shrink: 0; z-index: 1; }
    .timeline-item.gold .timeline-dot { background: var(--color-accent-dark); }
    .timeline-content { flex: 1; padding-top: 8px; }
    .timeline-content h3 { font-size: 20px; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
    .timeline-content p { font-size: 15px; color: var(--color-text-secondary); line-height: 1.8; }
    .timeline-content ul { list-style: none; margin-top: 12px; }
    .timeline-content li { font-size: 14px; color: var(--color-text); line-height: 2; padding-left: 18px; position: relative; }
    .timeline-content li::before { content: '•'; position: absolute; left: 0; color: var(--color-accent); font-weight: 700; }