/* ==========================================================================
   康通达168建站 ktt1688.cn - 页面模块样式表
   每个页面模块独立原创设计，相同功能不重复样式
   ========================================================================== */

/* ==========================================================================
   首页 Hero 区
   ========================================================================== */
.hero-home {
  padding: 140px 0 80px;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(160, 82, 45, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(44, 62, 80, 0.08) 0%, transparent 50%),
    var(--paper);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero-home::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(160, 82, 45, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(160, 82, 45, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-text .eyebrow { margin-bottom: 24px; }
.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  line-height: 1.2;
  color: var(--dai-500);
  margin-bottom: 24px;
  font-weight: 800;
}
.hero-title .accent {
  color: var(--zhe-400);
  position: relative;
  display: inline-block;
}
.hero-title .accent::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 4px;
  height: 8px;
  background: var(--zhe-100);
  z-index: -1;
  border-radius: 2px;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--ink-500);
  line-height: 1.9;
  margin-bottom: 36px;
  max-width: 560px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 32px;
  border-top: 1px dashed var(--line);
}
.hero-stat .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--zhe-400);
  font-family: "Songti SC", serif;
}
.hero-stat .lbl {
  font-size: 0.88rem;
  color: var(--ink-500);
  margin-top: 4px;
}

/* Hero 右侧拼布图 */
.hero-quilt {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 12px;
  position: relative;
}
.hero-quilt .q-cell {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--line);
}
.hero-quilt .q1 {
  grid-column: 1 / 3;
  height: 280px;
}
.hero-quilt .q1 img { width: 100%; height: 100%; object-fit: cover; }
.hero-quilt .q-badge {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--zhe-400);
  color: var(--mi-100);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  z-index: 2;
}
.hero-quilt .q2, .hero-quilt .q3 {
  height: 130px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px;
}
.hero-quilt .q2 { background: var(--mi-100); }
.hero-quilt .q3 { background: var(--dai-50); }
.hero-quilt .q2 strong, .hero-quilt .q3 strong {
  font-size: 1.2rem;
  color: var(--dai-500);
  font-family: "Songti SC", serif;
}
.hero-quilt .q2 small, .hero-quilt .q3 small {
  color: var(--ink-500);
  font-size: 0.82rem;
  margin-top: 4px;
}

/* ==========================================================================
   核心优势十字区
   ========================================================================== */
.advantage-cross .cross-quadrant {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.advantage-cross .ico {
  width: 52px; height: 52px;
  border-radius: 10px;
  background: var(--white);
  border: 1px solid var(--line);
  display: grid; place-items: center;
  color: var(--zhe-400);
  margin-bottom: 4px;
}
.advantage-cross h3 { color: var(--dai-500); }
.advantage-cross p { font-size: 0.95rem; }

/* ==========================================================================
   服务流程轨道
   ========================================================================== */
.process-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.process-step {
  padding: 36px 24px;
  text-align: center;
  position: relative;
  border-right: 1px dashed var(--line);
}
.process-step:last-child { border-right: 0; }
.process-step .step-num {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--zhe-100);
  font-family: "Songti SC", serif;
  line-height: 1;
  margin-bottom: 12px;
}
.process-step h4 { color: var(--dai-500); margin-bottom: 8px; }
.process-step p { font-size: 0.86rem; color: var(--ink-500); }

/* ==========================================================================
   案例卡片网格
   ========================================================================== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.case-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .4s var(--ease);
  display: block;
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--zhe-200); }
.case-img {
  position: relative;
  overflow: hidden;
  height: 220px;
}
.case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.case-card:hover .case-img img { transform: scale(1.06); }
.case-tag {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--dai-500);
  color: var(--mi-100);
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 0.76rem;
  font-weight: 600;
  z-index: 2;
}
.case-body { padding: 24px; }
.case-title { color: var(--dai-500); margin-bottom: 10px; font-size: 1.15rem; }
.case-desc { font-size: 0.9rem; color: var(--ink-500); margin-bottom: 16px; line-height: 1.7; }
.case-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--ink-300);
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

/* ==========================================================================
   数据统计带
   ========================================================================== */
.stat-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--dai-500);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--dai-400);
}
.stat-item {
  padding: 40px 24px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.1);
  position: relative;
}
.stat-item:last-child { border-right: 0; }
.stat-item::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 60px; height: 60px;
  border: 1px dashed rgba(160, 82, 45, 0.3);
  border-radius: 50%;
  pointer-events: none;
}
.stat-num {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--mi-100);
  font-family: "Songti SC", serif;
  position: relative;
  z-index: 1;
}
.stat-lbl {
  font-size: 0.9rem;
  color: var(--mi-200);
  margin-top: 8px;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   资讯卡片（首页 + 列表页通用）
   ========================================================================== */
.news-quilt {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-list-layout {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.news-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .4s var(--ease);
  display: block;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--zhe-200); }
.news-img {
  height: 180px;
  overflow: hidden;
  position: relative;
}
.news-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.news-card:hover .news-img img { transform: scale(1.05); }
.news-body { padding: 22px; }
.news-date {
  font-size: 0.82rem;
  color: var(--zhe-400);
  font-weight: 600;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.news-date::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--zhe-400);
  border-radius: 50%;
}
.news-title {
  font-size: 1.08rem;
  color: var(--dai-500);
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-excerpt {
  font-size: 0.88rem;
  color: var(--ink-500);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}
.news-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--ink-300);
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

/* 资讯筛选条 */
.news-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.filter-chip {
  padding: 8px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.9rem;
  color: var(--ink-500);
  transition: all .3s var(--ease);
  background: var(--white);
}
.filter-chip:hover, .filter-chip.active {
  background: var(--zhe-400);
  color: var(--mi-100);
  border-color: var(--zhe-400);
}

/* ==========================================================================
   CTA 横幅
   ========================================================================== */
.cta-banner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  align-items: center;
  gap: 32px;
  background: var(--dai-500);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--dai-400);
}
.cta-banner::before {
  content: "";
  position: absolute;
  top: -30px; right: -30px;
  width: 200px; height: 200px;
  border: 2px dashed rgba(160, 82, 45, 0.2);
  border-radius: 50%;
}
.cta-banner h2 { color: var(--mi-100); margin-bottom: 10px; }
.cta-banner p { color: var(--mi-200); }

/* ==========================================================================
   文章详情页
   ========================================================================== */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}
.article-main {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 48px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.88rem;
  color: var(--ink-500);
  align-items: center;
}
.article-meta .author {
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-meta .avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--zhe-400);
  color: var(--mi-100);
  display: grid; place-items: center;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: "Songti SC", serif;
}
.article-body {
  font-size: 1rem;
  line-height: 2;
  color: var(--ink-700);
}
.article-body img {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: 24px;
}
.article-body h2, .article-body h3 {
  color: var(--dai-500);
  margin: 32px 0 16px;
}
.article-body p { margin-bottom: 18px; color: var(--ink-700); }

/* 侧栏 */
.article-side { position: sticky; top: 100px; }
.side-block {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.side-block h4 {
  color: var(--dai-500);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-size: 1rem;
}
.side-news-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line-soft);
  transition: all .3s var(--ease);
}
.side-news-item:last-child { border-bottom: 0; }
.side-news-item:hover { padding-left: 4px; }
.side-news-item .thumb {
  width: 80px; height: 60px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
}
.side-news-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.side-news-item .info { flex: 1; min-width: 0; }
.side-news-item .t-title {
  font-size: 0.88rem;
  color: var(--dai-500);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 4px;
}
.side-news-item:hover .t-title { color: var(--zhe-400); }
.side-news-item .t-date {
  font-size: 0.76rem;
  color: var(--ink-300);
}

/* ==========================================================================
   产品矩阵页
   ========================================================================== */
.product-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .4s var(--ease);
  position: relative;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.product-card .p-img {
  height: 180px;
  overflow: hidden;
  background: var(--mi-100);
}
.product-card .p-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .p-img img { transform: scale(1.06); }
.product-card .p-body { padding: 20px; }
.product-card .p-cat {
  font-size: 0.76rem;
  color: var(--zhe-400);
  font-weight: 600;
  margin-bottom: 6px;
}
.product-card .p-name {
  font-size: 1rem;
  color: var(--dai-500);
  margin-bottom: 8px;
}
.product-card .p-desc {
  font-size: 0.84rem;
  color: var(--ink-500);
  line-height: 1.6;
}
.product-card .p-price {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--zhe-400);
  font-weight: 700;
}

/* ==========================================================================
   招商加盟专题
   ========================================================================== */
.join-hero {
  background: linear-gradient(135deg, var(--dai-500) 0%, var(--dai-600) 100%);
  color: var(--mi-100);
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.join-hero::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(160,82,45,0.2) 0%, transparent 70%);
}
.join-hero h1 { color: var(--mi-100); }
.join-hero p { color: var(--mi-200); }
.join-benefits {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: -40px;
  position: relative;
  z-index: 2;
}
.join-benefit {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all .4s var(--ease);
}
.join-benefit:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.join-benefit .jb-ico {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--mi-100);
  display: grid; place-items: center;
  color: var(--zhe-400);
  border: 2px solid var(--zhe-100);
}

/* ==========================================================================
   价格方案
   ========================================================================== */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}
.price-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: all .4s var(--ease);
  display: flex;
  flex-direction: column;
}
.price-card.featured {
  border: 2px solid var(--zhe-400);
  transform: scale(1.03);
  box-shadow: var(--shadow);
}
.price-card.featured::before {
  content: "推荐";
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--zhe-400);
  color: var(--mi-100);
  padding: 4px 18px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.price-card.featured:hover { transform: scale(1.03) translateY(-6px); }
.price-name {
  font-size: 1.2rem;
  color: var(--dai-500);
  margin-bottom: 8px;
}
.price-amount {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--zhe-400);
  font-family: "Songti SC", serif;
  margin: 16px 0;
}
.price-amount small { font-size: 1rem; color: var(--ink-300); font-weight: 400; }
.price-desc { font-size: 0.9rem; color: var(--ink-500); margin-bottom: 24px; }
.price-features { margin-bottom: 28px; flex: 1; }
.price-features li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 0.9rem;
  color: var(--ink-700);
  display: flex;
  align-items: center;
  gap: 8px;
}
.price-features li::before {
  content: "✓";
  color: var(--zhe-400);
  font-weight: 700;
}

/* ==========================================================================
   关于我们 - 时间轴
   ========================================================================== */
.timeline {
  position: relative;
  padding-left: 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 12px; top: 0; bottom: 0;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--zhe-200) 0 6px, transparent 6px 12px);
}
.timeline-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -34px; top: 6px;
  width: 14px; height: 14px;
  background: var(--zhe-400);
  border: 3px solid var(--mi-100);
  border-radius: 50%;
}
.timeline-year {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dai-500);
  font-family: "Songti SC", serif;
  margin-bottom: 8px;
}
.timeline-title { font-size: 1.05rem; color: var(--ink-700); margin-bottom: 6px; }
.timeline-desc { font-size: 0.9rem; color: var(--ink-500); }

/* 团队卡片 */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.team-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
  transition: all .4s var(--ease);
}
.team-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.team-card .t-photo {
  height: 240px;
  overflow: hidden;
  background: var(--mi-100);
}
.team-card .t-photo img { width: 100%; height: 100%; object-fit: cover; }
.team-card .t-info { padding: 20px; }
.team-card .t-name { font-size: 1.1rem; color: var(--dai-500); margin-bottom: 4px; }
.team-card .t-role { font-size: 0.85rem; color: var(--zhe-400); margin-bottom: 10px; }
.team-card .t-bio { font-size: 0.84rem; color: var(--ink-500); line-height: 1.6; }

/* ==========================================================================
   联系我们
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info-card {
  background: var(--dai-500);
  color: var(--mi-100);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.contact-info-card::after {
  content: "";
  position: absolute;
  bottom: -40px; right: -40px;
  width: 180px; height: 180px;
  border: 2px dashed rgba(160, 82, 45, 0.25);
  border-radius: 50%;
}
.contact-info-card h3 { color: var(--mi-100); margin-bottom: 24px; }
.contact-info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}
.contact-info-item .ci-ico {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,0.1);
  display: grid; place-items: center;
  color: var(--zhe-200);
  flex-shrink: 0;
}
.contact-info-item .ci-label { font-size: 0.82rem; color: var(--mi-300); margin-bottom: 2px; }
.contact-info-item .ci-value { font-size: 1rem; color: var(--mi-100); font-weight: 500; }
.contact-form-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
}

/* ==========================================================================
   文档下载中心
   ========================================================================== */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.doc-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: all .4s var(--ease);
  display: flex;
  flex-direction: column;
}
.doc-card:hover { border-color: var(--zhe-200); box-shadow: var(--shadow); transform: translateY(-4px); }
.doc-card .doc-ico {
  width: 52px; height: 52px;
  border-radius: 10px;
  background: var(--mi-100);
  display: grid; place-items: center;
  color: var(--zhe-400);
  margin-bottom: 16px;
}
.doc-card .doc-title { font-size: 1.05rem; color: var(--dai-500); margin-bottom: 8px; }
.doc-card .doc-meta {
  font-size: 0.82rem;
  color: var(--ink-300);
  margin-bottom: 16px;
  display: flex;
  gap: 16px;
}
.doc-card .doc-desc { font-size: 0.88rem; color: var(--ink-500); flex: 1; margin-bottom: 16px; }
.doc-card .doc-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--zhe-400);
  font-size: 0.9rem;
  font-weight: 600;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

/* ==========================================================================
   FAQ 折叠
   ========================================================================== */
.faq-list { max-width: 880px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all .3s var(--ease);
}
.faq-item.open { border-color: var(--zhe-200); box-shadow: var(--shadow-sm); }
.faq-q {
  padding: 22px 28px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--dai-500);
  font-size: 1rem;
}
.faq-q::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--zhe-400);
  transition: transform .3s;
  font-weight: 300;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease), padding .4s var(--ease);
  padding: 0 28px;
  color: var(--ink-500);
  font-size: 0.95rem;
  line-height: 1.8;
}
.faq-item.open .faq-a { max-height: 400px; padding: 0 28px 22px; }

/* ==========================================================================
   网站地图
   ========================================================================== */
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.sitemap-col h4 {
  color: var(--dai-500);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--zhe-400);
  display: inline-block;
}
.sitemap-col ul li { margin-bottom: 10px; }
.sitemap-col ul li a {
  font-size: 0.9rem;
  color: var(--ink-500);
  transition: all .3s;
}
.sitemap-col ul li a:hover { color: var(--zhe-400); padding-left: 4px; }

/* ==========================================================================
   404 页面
   ========================================================================== */
.error-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 60px 20px;
  background: var(--mi-100);
}
.error-code {
  font-size: 8rem;
  font-weight: 900;
  color: var(--zhe-400);
  font-family: "Songti SC", serif;
  line-height: 1;
  opacity: 0.8;
}
.error-text { font-size: 1.3rem; color: var(--dai-500); margin: 20px 0 12px; }
.error-desc { color: var(--ink-500); margin-bottom: 32px; }

/* ==========================================================================
   服务详情页 - 特性列表
   ========================================================================== */
.feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.feature-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all .3s var(--ease);
}
.feature-item:hover { border-color: var(--zhe-200); box-shadow: var(--shadow-sm); }
.feature-item .f-ico {
  width: 44px; height: 44px;
  border-radius: 8px;
  background: var(--mi-100);
  display: grid; place-items: center;
  color: var(--zhe-400);
  flex-shrink: 0;
}
.feature-item h4 { color: var(--dai-500); margin-bottom: 6px; font-size: 1rem; }
.feature-item p { font-size: 0.88rem; color: var(--ink-500); }

/* 服务详情大图 */
.service-hero-img {
  width: 100%;
  height: 360px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 48px;
  border: 1px solid var(--line);
}
.service-hero-img img { width: 100%; height: 100%; object-fit: cover; }

/* ==========================================================================
   解决方案页 - 行业卡片
   ========================================================================== */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.solution-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .4s var(--ease);
  position: relative;
}
.solution-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.solution-card .s-img { height: 200px; overflow: hidden; }
.solution-card .s-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.solution-card:hover .s-img img { transform: scale(1.06); }
.solution-card .s-body { padding: 28px; }
.solution-card .s-body h3 { color: var(--dai-500); margin-bottom: 10px; }
.solution-card .s-body p { font-size: 0.9rem; color: var(--ink-500); margin-bottom: 16px; }
.solution-card .s-tags { display: flex; flex-wrap: wrap; gap: 8px; }

/* ==========================================================================
   营销型长网页 - 增量版式样式（重构专用）
   每套版式独立命名，不破坏已有样式
   ========================================================================== */

/* ---------- 版式1：营销Hero大Banner（渐变+浮动元素） ---------- */
.mk-hero {
  position: relative;
  padding: 140px 0 100px;
  background: linear-gradient(135deg, var(--dai-600) 0%, var(--dai-500) 50%, var(--dai-400) 100%);
  color: var(--mi-100);
  overflow: hidden;
}
.mk-hero::before {
  content: "";
  position: absolute;
  top: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(160,82,45,0.25) 0%, transparent 70%);
  border-radius: 50%;
}
.mk-hero::after {
  content: "";
  position: absolute;
  bottom: -80px; left: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(184,153,104,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.mk-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.mk-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(160,82,45,0.3);
  border: 1px solid rgba(160,82,45,0.5);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--zhe-100);
  margin-bottom: 24px;
}
.mk-hero h1 {
  color: var(--mi-100);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.25;
  margin-bottom: 20px;
}
.mk-hero h1 .accent { color: var(--zhe-200); position: relative; }
.mk-hero-desc {
  font-size: 1.1rem;
  color: var(--mi-200);
  line-height: 1.9;
  margin-bottom: 32px;
  max-width: 560px;
}
.mk-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }
.mk-hero-actions .btn-primary { background: var(--zhe-400); color: var(--mi-100); }
.mk-hero-actions .btn-primary:hover { background: var(--zhe-500); }
.mk-hero-actions .btn-ghost { color: var(--mi-100); border-color: rgba(245,240,232,0.4); }
.mk-hero-actions .btn-ghost:hover { border-color: var(--zhe-200); color: var(--zhe-200); }
.mk-hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 28px;
  border-top: 1px solid rgba(245,240,232,0.15);
}
.mk-hero-stat .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--zhe-200);
  font-family: "Songti SC", serif;
}
.mk-hero-stat .lbl { font-size: 0.88rem; color: var(--mi-300); margin-top: 4px; }
.mk-hero-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.3);
  border: 1px solid rgba(245,240,232,0.15);
}
.mk-hero-visual img { width: 100%; height: 380px; object-fit: cover; }
.mk-hero-badge {
  position: absolute;
  top: 20px; left: 20px;
  background: var(--zhe-400);
  color: var(--mi-100);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---------- 版式2：痛点切入（4卡片+图标+场景描述） ---------- */
.mk-pain { padding: 96px 0; background: var(--mi-100); }
.mk-pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.mk-pain-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: all .4s var(--ease);
  position: relative;
  overflow: hidden;
}
.mk-pain-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--zhe-400);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.mk-pain-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.mk-pain-card:hover::before { transform: scaleX(1); }
.mk-pain-ico {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--zhe-50);
  color: var(--zhe-400);
  display: grid; place-items: center;
  margin-bottom: 18px;
}
.mk-pain-card h4 { color: var(--dai-500); margin-bottom: 10px; font-size: 1.05rem; }
.mk-pain-card p { font-size: 0.9rem; color: var(--ink-500); line-height: 1.7; }
.mk-pain-card .pain-tag {
  display: inline-block;
  margin-top: 14px;
  padding: 3px 10px;
  background: var(--zhe-50);
  color: var(--zhe-500);
  border-radius: 4px;
  font-size: 0.76rem;
  font-weight: 600;
}

/* ---------- 版式3：解决方案交替（左图右文/右图左文+序号） ---------- */
.mk-solution { padding: 96px 0; }
.mk-sol-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 72px;
}
.mk-sol-row:last-child { margin-bottom: 0; }
.mk-sol-row.reverse .mk-sol-img { order: 2; }
.mk-sol-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.mk-sol-img img { width: 100%; height: 340px; object-fit: cover; }
.mk-sol-img .sol-num {
  position: absolute;
  top: 20px; right: 20px;
  width: 56px; height: 56px;
  background: var(--zhe-400);
  color: var(--mi-100);
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.4rem;
  font-weight: 800;
  font-family: "Songti SC", serif;
}
.mk-sol-text .sol-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--zhe-400);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}
.mk-sol-text h3 {
  font-size: 1.6rem;
  color: var(--dai-500);
  margin-bottom: 16px;
  line-height: 1.4;
}
.mk-sol-text > p {
  font-size: 1rem;
  color: var(--ink-500);
  line-height: 1.9;
  margin-bottom: 20px;
}
.mk-sol-features { display: grid; gap: 12px; }
.mk-sol-feature {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.mk-sol-feature .check {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--zhe-400);
  color: var(--mi-100);
  display: grid; place-items: center;
  flex-shrink: 0;
  font-size: 0.75rem;
  margin-top: 2px;
}
.mk-sol-feature span { font-size: 0.95rem; color: var(--ink-700); }

/* ---------- 版式4：核心卖点（大图标+标题+描述+数据） ---------- */
.mk-selling { padding: 96px 0; background: var(--dai-50); }
.mk-selling-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.mk-sell-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all .4s var(--ease);
  position: relative;
}
.mk-sell-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: var(--zhe-200); }
.mk-sell-card .sell-ico {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--dai-500), var(--dai-400));
  color: var(--mi-100);
  display: grid; place-items: center;
  margin-bottom: 24px;
}
.mk-sell-card:nth-child(2n) .sell-ico { background: linear-gradient(135deg, var(--zhe-400), var(--zhe-300)); }
.mk-sell-card h3 { color: var(--dai-500); margin-bottom: 12px; font-size: 1.2rem; }
.mk-sell-card p { font-size: 0.95rem; color: var(--ink-500); line-height: 1.8; margin-bottom: 20px; }
.mk-sell-card .sell-data {
  display: flex;
  gap: 24px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}
.mk-sell-card .sell-data .d-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--zhe-400);
  font-family: "Songti SC", serif;
}
.mk-sell-card .sell-data .d-lbl { font-size: 0.8rem; color: var(--ink-300); }

/* ---------- 版式5：数据仪表盘（大数字+趋势+对比条） ---------- */
.mk-dashboard { padding: 96px 0; background: var(--dai-700); color: var(--mi-100); }
.mk-dashboard h2 { color: var(--mi-100); }
.mk-dash-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.mk-dash-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
}
.mk-dash-card::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  background: var(--zhe-400);
  width: 60%;
}
.mk-dash-card .d-num {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--mi-100);
  font-family: "Songti SC", serif;
  line-height: 1;
  margin-bottom: 8px;
}
.mk-dash-card .d-num .unit { font-size: 1.2rem; color: var(--zhe-200); }
.mk-dash-card .d-lbl { font-size: 0.9rem; color: var(--mi-300); margin-bottom: 12px; }
.mk-dash-card .d-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.82rem;
  color: #7FD8A0;
  font-weight: 600;
}
.mk-dash-compare {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.mk-dash-compare h4 { color: var(--mi-100); margin-bottom: 24px; font-size: 1.1rem; }
.compare-row { margin-bottom: 18px; }
.compare-row:last-child { margin-bottom: 0; }
.compare-row .cr-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--mi-200);
  margin-bottom: 8px;
}
.compare-row .cr-bar {
  height: 10px;
  background: rgba(255,255,255,0.08);
  border-radius: 5px;
  overflow: hidden;
}
.compare-row .cr-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--zhe-400), var(--zhe-300));
  border-radius: 5px;
  transition: width 1s var(--ease);
}

/* ---------- 版式6：流程时间轴（横向大步骤+连接线） ---------- */
.mk-process { padding: 96px 0; }
.mk-process-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
  margin-top: 40px;
}
.mk-process-track::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 10%; right: 10%;
  height: 2px;
  background: repeating-linear-gradient(to right, var(--zhe-200) 0 8px, transparent 8px 14px);
  z-index: 0;
}
.mk-step {
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 12px;
}
.mk-step .step-circle {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--zhe-400);
  display: grid; place-items: center;
  margin: 0 auto 20px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--zhe-400);
  font-family: "Songti SC", serif;
  transition: all .3s var(--ease);
}
.mk-step:hover .step-circle {
  background: var(--zhe-400);
  color: var(--mi-100);
  transform: scale(1.1);
}
.mk-step h4 { color: var(--dai-500); margin-bottom: 8px; font-size: 1.05rem; }
.mk-step p { font-size: 0.85rem; color: var(--ink-500); line-height: 1.6; }

/* ---------- 版式7：对比表格（传统vs我们，带勾选） ---------- */
.mk-compare { padding: 96px 0; background: var(--mi-100); }
.mk-compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.mk-compare-table th {
  padding: 24px 20px;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 700;
}
.mk-compare-table th:first-child { text-align: left; background: var(--dai-50); color: var(--dai-500); }
.mk-compare-table th.old-way { background: var(--mi-200); color: var(--ink-500); }
.mk-compare-table th.our-way { background: var(--zhe-400); color: var(--mi-100); }
.mk-compare-table td {
  padding: 18px 20px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.95rem;
  color: var(--ink-700);
}
.mk-compare-table td:first-child { font-weight: 600; color: var(--dai-500); background: var(--mi-50); }
.mk-compare-table td.old { text-align: center; color: var(--ink-300); }
.mk-compare-table td.our { text-align: center; color: var(--zhe-500); font-weight: 600; }
.mk-compare-table .icon-yes { color: #4CAF50; font-size: 1.2rem; }
.mk-compare-table .icon-no { color: #ccc; font-size: 1.2rem; }

/* ---------- 版式8：客户见证（引用卡片+头像+数据） ---------- */
.mk-testimonial { padding: 96px 0; }
.mk-testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.mk-testi-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  position: relative;
  transition: all .4s var(--ease);
}
.mk-testi-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.mk-testi-card .quote-mark {
  position: absolute;
  top: 20px; right: 28px;
  font-size: 3rem;
  color: var(--zhe-100);
  font-family: Georgia, serif;
  line-height: 1;
}
.mk-testi-card .stars { color: var(--gold); margin-bottom: 16px; font-size: 1rem; letter-spacing: 2px; }
.mk-testi-card .quote {
  font-size: 0.95rem;
  color: var(--ink-700);
  line-height: 1.85;
  margin-bottom: 24px;
  font-style: italic;
}
.mk-testi-author { display: flex; align-items: center; gap: 14px; }
.mk-testi-author .avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--dai-500), var(--zhe-400));
  color: var(--mi-100);
  display: grid; place-items: center;
  font-weight: 700;
  font-size: 1.1rem;
}
.mk-testi-author .info .name { font-weight: 700; color: var(--dai-500); font-size: 0.95rem; }
.mk-testi-author .info .role { font-size: 0.82rem; color: var(--ink-300); }
.mk-testi-card .testi-data {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}
.mk-testi-card .testi-data .d { font-size: 1.3rem; font-weight: 800; color: var(--zhe-400); }
.mk-testi-card .testi-data .d small { font-size: 0.75rem; color: var(--ink-300); font-weight: 400; }

/* ---------- 版式9：信任背书（logo墙+资质+保障） ---------- */
.mk-trust { padding: 80px 0; background: var(--mi-100); }
.mk-trust-badges {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.mk-badge {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  transition: all .3s var(--ease);
}
.mk-badge:hover { border-color: var(--zhe-200); transform: translateY(-3px); }
.mk-badge .b-ico {
  width: 40px; height: 40px;
  margin: 0 auto 10px;
  border-radius: 10px;
  background: var(--zhe-50);
  color: var(--zhe-400);
  display: grid; place-items: center;
}
.mk-badge .b-name { font-size: 0.85rem; color: var(--ink-700); font-weight: 600; }
.mk-trust-guarantee {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.mk-guarantee {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius);
  border-left: 3px solid var(--zhe-400);
}
.mk-guarantee .g-ico {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--zhe-400);
  color: var(--mi-100);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.mk-guarantee h4 { font-size: 0.95rem; color: var(--dai-500); margin-bottom: 4px; }
.mk-guarantee p { font-size: 0.82rem; color: var(--ink-500); line-height: 1.6; }

/* ---------- 版式10：底部CTA转化区（大背景+表单+联系方式） ---------- */
.mk-cta-final {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--dai-600), var(--dai-500));
  color: var(--mi-100);
  position: relative;
  overflow: hidden;
}
.mk-cta-final::before {
  content: "";
  position: absolute;
  top: -50%; right: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(160,82,45,0.2) 0%, transparent 70%);
  border-radius: 50%;
}
.mk-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.mk-cta-text h2 { color: var(--mi-100); margin-bottom: 16px; font-size: 2rem; }
.mk-cta-text p { color: var(--mi-200); font-size: 1.05rem; line-height: 1.9; margin-bottom: 28px; }
.mk-cta-contacts { display: grid; gap: 16px; }
.mk-cta-contact {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 16px 20px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.1);
}
.mk-cta-contact .c-ico {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--zhe-400);
  color: var(--mi-100);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.mk-cta-contact .c-label { font-size: 0.8rem; color: var(--mi-300); }
.mk-cta-contact .c-value { font-size: 1.05rem; color: var(--mi-100); font-weight: 600; }
.mk-cta-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  color: var(--ink-700);
  box-shadow: 0 30px 80px rgba(0,0,0,0.2);
}
.mk-cta-form h3 { color: var(--dai-500); margin-bottom: 20px; font-size: 1.3rem; }

/* ---------- 版式11：漏斗转化图（层级漏斗） ---------- */
.mk-funnel { padding: 96px 0; }
.mk-funnel-chart {
  max-width: 700px;
  margin: 0 auto 48px;
}
.mk-funnel-layer {
  position: relative;
  margin: 0 auto;
  padding: 20px 30px;
  text-align: center;
  color: var(--mi-100);
  margin-bottom: 4px;
  transition: all .3s var(--ease);
}
.mk-funnel-layer:hover { transform: scale(1.02); }
.mk-funnel-layer:nth-child(1) { width: 100%; background: var(--dai-500); border-radius: var(--radius) var(--radius) 0 0; }
.mk-funnel-layer:nth-child(2) { width: 82%; background: var(--dai-400); }
.mk-funnel-layer:nth-child(3) { width: 64%; background: var(--zhe-400); }
.mk-funnel-layer:nth-child(4) { width: 46%; background: var(--zhe-500); border-radius: 0 0 var(--radius) var(--radius); }
.mk-funnel-layer .fl-name { font-weight: 700; font-size: 1rem; }
.mk-funnel-layer .fl-num { font-size: 0.85rem; opacity: 0.85; margin-top: 2px; }
.mk-funnel-details {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.mk-funnel-detail {
  text-align: center;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.mk-funnel-detail .fd-ico {
  width: 44px; height: 44px;
  margin: 0 auto 14px;
  border-radius: 12px;
  background: var(--mi-100);
  color: var(--zhe-400);
  display: grid; place-items: center;
}
.mk-funnel-detail h4 { font-size: 0.95rem; color: var(--dai-500); margin-bottom: 6px; }
.mk-funnel-detail p { font-size: 0.82rem; color: var(--ink-500); line-height: 1.6; }

/* ---------- 版式12：设备展示（手机/平板/电脑mockup） ---------- */
.mk-devices { padding: 96px 0; background: var(--mi-100); }
.mk-device-showcase {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 30px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.mk-device {
  background: var(--dai-700);
  border-radius: 20px;
  padding: 12px;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.mk-device.desktop { width: 520px; }
.mk-device.tablet { width: 300px; }
.mk-device.phone { width: 180px; border-radius: 28px; padding: 10px; }
.mk-device .screen {
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.mk-device.phone .screen { aspect-ratio: 9/16; border-radius: 18px; }
.mk-device.tablet .screen { aspect-ratio: 4/3; }
.mk-device .screen img { width: 100%; height: 100%; object-fit: cover; }
.mk-device .device-label {
  text-align: center;
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--ink-500);
  font-weight: 600;
}
.mk-breakpoint-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.mk-breakpoint {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.mk-breakpoint .bp-size {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--zhe-400);
  font-family: "Songti SC", serif;
  margin-bottom: 6px;
}
.mk-breakpoint .bp-name { font-size: 0.9rem; color: var(--dai-500); font-weight: 600; margin-bottom: 4px; }
.mk-breakpoint .bp-desc { font-size: 0.8rem; color: var(--ink-300); }

/* ---------- 版式13：架构图（节点连接） ---------- */
.mk-architecture { padding: 96px 0; }
.mk-arch-diagram {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-bottom: 48px;
}
.mk-arch-layer {
  display: grid;
  gap: 16px;
  margin-bottom: 24px;
  position: relative;
}
.mk-arch-layer:last-child { margin-bottom: 0; }
.mk-arch-layer.layer-3 { grid-template-columns: repeat(3, 1fr); }
.mk-arch-layer.layer-4 { grid-template-columns: repeat(4, 1fr); }
.mk-arch-node {
  padding: 20px;
  border-radius: var(--radius);
  text-align: center;
  border: 1px solid var(--line);
  transition: all .3s var(--ease);
}
.mk-arch-node:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.mk-arch-node.node-primary { background: var(--dai-500); color: var(--mi-100); border-color: var(--dai-500); }
.mk-arch-node.node-accent { background: var(--zhe-50); border-color: var(--zhe-200); }
.mk-arch-node.node-light { background: var(--mi-100); }
.mk-arch-node .an-ico { margin-bottom: 8px; }
.mk-arch-node .an-name { font-weight: 700; font-size: 0.95rem; }
.mk-arch-node .an-desc { font-size: 0.78rem; opacity: 0.75; margin-top: 4px; }
.mk-arch-connector {
  text-align: center;
  color: var(--zhe-400);
  font-size: 1.2rem;
  margin: -8px 0;
}

/* ---------- 版式14：测试矩阵（表格形式） ---------- */
.mk-matrix { padding: 96px 0; background: var(--mi-100); }
.mk-matrix-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}
.mk-matrix-table th {
  background: var(--dai-500);
  color: var(--mi-100);
  padding: 16px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: left;
}
.mk-matrix-table td {
  padding: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.9rem;
  color: var(--ink-700);
}
.mk-matrix-table tr:hover td { background: var(--mi-50); }
.mk-matrix-table .status-pass { color: #4CAF50; font-weight: 600; }
.mk-matrix-table .status-warn { color: #FF9800; font-weight: 600; }
.mk-matrix-table .score { font-weight: 800; color: var(--zhe-400); }

/* ---------- 通用：长页面section间距调整 ---------- */
.mk-section { padding: 96px 0; }
.mk-section-tight { padding: 64px 0; }
.mk-section-dark { background: var(--dai-700); color: var(--mi-100); }
.mk-section-dark h2, .mk-section-dark h3 { color: var(--mi-100); }
.mk-section-cream { background: var(--mi-100); }
.mk-section-dai { background: var(--dai-50); }
.mk-section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.mk-section-head .mk-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--zhe-50);
  color: var(--zhe-500);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.mk-section-head h2 { font-size: clamp(1.6rem, 2.8vw, 2.4rem); margin-bottom: 14px; color: var(--dai-500); }
.mk-section-head p { font-size: 1.05rem; color: var(--ink-500); line-height: 1.8; }
.mk-section-dark .mk-section-head h2 { color: var(--mi-100); }
.mk-section-dark .mk-section-head p { color: var(--mi-300); }
.mk-section-dark .mk-eyebrow { background: rgba(255,255,255,0.1); color: var(--zhe-200); }