/* ==========================================================================
   尧图网站设计 - 通用组件库 components.css
   ========================================================================== */

/* ---------- 通用栅格 ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ---------- 标签 / 徽章 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 13px;
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.tag-pink { background: var(--pink-soft); color: var(--pink-ink); }
.tag-blue { background: var(--blue-soft); color: var(--blue-ink); }
.tag-yellow { background: var(--yellow-soft); color: var(--yellow-ink); }
.tag-cream { background: var(--cream-2); color: var(--muted); }

/* ---------- 通用卡片 ---------- */
.card {
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s cubic-bezier(0.2, 0.7, 0.3, 1);
  border: 1px solid var(--line);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

/* ---------- 图标圆形容器 ---------- */
.ico-circle {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ico-circle.pink { background: var(--pink-soft); }
.ico-circle.blue { background: var(--blue-soft); }
.ico-circle.yellow { background: var(--yellow-soft); }

/* ---------- 数字步进 ---------- */
.step-no {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--pink-deep);
  font-weight: 600;
  text-transform: uppercase;
}

/* ==========================================================================
   特性卡片（带顶部色条）
   ========================================================================== */
.feat-card {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.2, 0.7, 0.3, 1);
}

.feat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-pink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.feat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feat-card:hover::before { transform: scaleX(1); }

.feat-card.blue::before { background: var(--grad-blue); }
.feat-card.yellow::before { background: var(--grad-yellow); }

.feat-card .feat-ico {
  width: 56px;
  height: 56px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  background: var(--pink-soft);
}

.feat-card.blue .feat-ico { background: var(--blue-soft); }
.feat-card.yellow .feat-ico { background: var(--yellow-soft); }

.feat-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.feat-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.78;
}

/* ==========================================================================
   图文交错行（高低错落核心组件）
   ========================================================================== */
.split-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.split-row.reverse .split-media { order: 2; }

.split-media {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.split-media img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.split-row:hover .split-media img { transform: scale(1.04); }

.split-media .badge-tag {
  position: absolute;
  top: 20px;
  left: 20px;
  padding: 6px 16px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--pink-ink);
  box-shadow: var(--shadow-xs);
}

.split-body h3 {
  font-size: 26px;
  margin-bottom: 16px;
  line-height: 1.35;
}

.split-body p {
  font-size: 15px;
  color: var(--body);
  margin-bottom: 18px;
}

.split-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 26px;
}

.split-list li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  color: var(--body);
}

.split-list li svg { flex-shrink: 0; color: var(--pink-deep); }

/* ==========================================================================
   案例卡片网格
   ========================================================================== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.case-card {
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.2, 0.7, 0.3, 1);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.case-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-card:hover .case-img img { transform: scale(1.06); }

.case-cat {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 14px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 12px;
  font-weight: 600;
  color: var(--pink-ink);
}

.case-info {
  padding: 22px 22px 24px;
}

.case-info h3 {
  font-size: 18px;
  margin-bottom: 9px;
}

.case-info p {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.case-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
}

.case-meta span { color: var(--muted); }
.case-meta .more { color: var(--pink-deep); font-weight: 600; }

/* ==========================================================================
   资讯卡片 / 列表
   ========================================================================== */
.news-card {
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s ease;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.news-card .n-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.news-card .n-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-card:hover .n-thumb img { transform: scale(1.05); }

.news-card .n-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-card .n-body h4 {
  font-size: 17px;
  margin-bottom: 10px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card .n-excerpt {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.news-card .n-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--muted);
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.news-card .n-foot .read { color: var(--pink-deep); font-weight: 600; }

/* 横向资讯条目 */
.news-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  transition: all 0.35s ease;
  margin-bottom: 22px;
}

.news-item:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}

.news-item .n-thumb {
  overflow: hidden;
  height: 100%;
  min-height: 150px;
}

.news-item .n-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-item:hover .n-thumb img { transform: scale(1.05); }

.news-item .n-body {
  padding: 20px 24px 20px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.news-item .n-body h4 {
  font-size: 17.5px;
  margin-bottom: 10px;
  line-height: 1.45;
}

.news-item .n-body .n-excerpt {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-item .n-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--muted);
}

.news-item .n-foot .read { color: var(--pink-deep); font-weight: 600; }

/* 资讯列表容器（首页用） */
.news-list { margin-bottom: 22px; }

/* 侧边迷你资讯 */
.news-mini { margin-bottom: 14px; }

.mini-item {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 12px;
  padding: 10px;
  border-radius: var(--r-md);
  transition: all 0.25s ease;
}

.mini-item:hover {
  background: var(--pink-soft);
}

.mini-item .m-thumb {
  overflow: hidden;
  border-radius: var(--r-sm);
  width: 84px;
  height: 64px;
}

.mini-item .m-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mini-item .m-body h5 {
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mini-item .m-date {
  font-size: 11.5px;
  color: var(--muted);
}

/* ==========================================================================
   侧边栏卡片
   ========================================================================== */
.side-card {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  margin-bottom: 24px;
}

.side-card h4 {
  font-size: 16px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.side-card h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 36px;
  height: 2px;
  background: var(--grad-pink);
  border-radius: 2px;
}

.side-card.cta-dark {
  background: var(--grad-deep);
  color: var(--cream);
  text-align: center;
}

.side-card.cta-dark h4 {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.18);
}

.side-card.cta-dark h4::after { background: var(--grad-yellow); }

/* ==========================================================================
   两栏布局（主内容 + 侧边）
   ========================================================================== */
.with-side {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 36px;
  align-items: start;
}

/* ==========================================================================
   步骤流程
   ========================================================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-item {
  text-align: center;
  padding: 30px 22px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  transition: all 0.35s ease;
}

.step-item:hover {
  background: #fff;
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.step-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  background: var(--grad-pink);
  box-shadow: var(--shadow-pink);
  font-family: var(--font-en);
}

.step-item:nth-child(2) .step-circle { background: var(--grad-blue); box-shadow: var(--shadow-blue); }
.step-item:nth-child(3) .step-circle { background: var(--grad-yellow); box-shadow: 0 10px 28px rgba(242, 192, 64, 0.3); color: var(--ink); }
.step-item:nth-child(4) .step-circle { background: var(--grad-pink); box-shadow: var(--shadow-pink); }

.step-item h4 { font-size: 17px; margin-bottom: 8px; }
.step-item p { font-size: 13.5px; color: var(--muted); }

/* ==========================================================================
   CTA 横幅
   ========================================================================== */
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 44px 48px;
  border-radius: var(--r-xl);
  background: var(--grad-macaron);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
}

.cta-band::after {
  content: "";
  position: absolute;
  left: -30px;
  bottom: -50px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.cta-text { position: relative; z-index: 2; }
.cta-text h3 { font-size: 26px; margin-bottom: 8px; color: var(--ink); }
.cta-text p { font-size: 14.5px; color: var(--body); }

.cta-actions {
  display: flex;
  gap: 14px;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

/* ==========================================================================
   FAQ 折叠
   ========================================================================== */
.faq-item {
  background: #fff;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item.open {
  box-shadow: var(--shadow-sm);
  border-color: var(--pink);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
}

.faq-q .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--pink-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
  color: var(--pink-deep);
}

.faq-item.open .faq-q .faq-icon {
  background: var(--grad-pink);
  color: #fff;
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-a { max-height: 400px; }

.faq-a p {
  padding: 0 24px 22px;
  font-size: 14px;
  color: var(--body);
  line-height: 1.85;
}

/* ==========================================================================
   数据统计
   ========================================================================== */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 28px 18px;
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.stat-item strong {
  display: block;
  font-size: 40px;
  font-weight: 700;
  color: var(--pink-deep);
  font-family: var(--font-en);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.stat-item:nth-child(2) strong { color: var(--blue-deep); }
.stat-item:nth-child(3) strong { color: var(--yellow-ink); }
.stat-item:nth-child(4) strong { color: var(--pink-deep); }

.stat-item span {
  font-size: 13.5px;
  color: var(--muted);
}

/* ==========================================================================
   标签云 / 筛选
   ========================================================================== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.filter-bar a {
  padding: 8px 20px;
  border-radius: var(--r-pill);
  font-size: 13.5px;
  color: var(--body);
  background: #fff;
  border: 1px solid var(--line);
  transition: all 0.25s ease;
}

.filter-bar a:hover, .filter-bar a.active {
  background: var(--grad-pink);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-pink);
}

/* ==========================================================================
   文章内容排版（详情页正文）
   ========================================================================== */
.article-head { margin-bottom: 30px; }

.article-head h1 {
  font-size: 30px;
  line-height: 1.4;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 13px;
  color: var(--muted);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-content {
  font-size: 15.5px;
  line-height: 2;
  color: var(--body);
}

.article-content img {
  border-radius: var(--r-md);
  margin: 24px 0;
  width: 100%;
}

.article-content h2 {
  font-size: 22px;
  margin: 32px 0 16px;
  color: var(--ink);
}

.article-content h3 {
  font-size: 18px;
  margin: 26px 0 12px;
  color: var(--ink);
}

.article-content p { margin-bottom: 18px; }

.article-content ul, .article-content ol {
  margin: 0 0 18px 4px;
  padding-left: 22px;
}

.article-content li { margin-bottom: 8px; }

.article-content blockquote {
  margin: 22px 0;
  padding: 18px 24px;
  border-left: 4px solid var(--pink);
  background: var(--pink-soft);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  color: var(--pink-ink);
  font-size: 14.5px;
}

.article-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.article-tags { display: flex; gap: 10px; flex-wrap: wrap; }

.article-tags a {
  padding: 6px 15px;
  border-radius: var(--r-pill);
  background: var(--cream-2);
  font-size: 12.5px;
  color: var(--body);
  transition: all 0.25s ease;
}

.article-tags a:hover { background: var(--pink-soft); color: var(--pink-ink); }

/* ==========================================================================
   团队卡片
   ========================================================================== */
.team-card {
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  transition: all 0.35s ease;
  text-align: center;
}

.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.team-card .t-photo {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--cream-2);
}

.team-card .t-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card .t-body { padding: 22px 20px 26px; }

.team-card .t-body h4 { font-size: 18px; margin-bottom: 4px; }

.team-card .t-role {
  font-size: 13px;
  color: var(--pink-deep);
  margin-bottom: 10px;
  font-weight: 600;
}

.team-card .t-body p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

/* ==========================================================================
   价格卡片
   ========================================================================== */
.price-card {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  transition: all 0.35s ease;
  position: relative;
}

.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.price-card.featured {
  background: var(--grad-deep);
  color: var(--cream);
  border-color: transparent;
}

.price-card.featured h3, .price-card.featured .price-num { color: #fff; }
.price-card.featured p { color: rgba(253, 248, 252, 0.78); }

.price-card .price-tag {
  position: absolute;
  top: 22px;
  right: 22px;
  padding: 4px 14px;
  border-radius: var(--r-pill);
  background: var(--grad-yellow);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ink);
}

.price-card h3 { font-size: 20px; margin-bottom: 14px; }

.price-num {
  font-size: 38px;
  font-weight: 700;
  color: var(--pink-deep);
  font-family: var(--font-en);
  margin-bottom: 6px;
}

.price-num small { font-size: 14px; font-weight: 400; color: var(--muted); }

.price-card .price-desc {
  font-size: 13.5px;
  color: var(--muted);
  margin-bottom: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.price-card.featured .price-desc { border-color: rgba(255, 255, 255, 0.15); }

.price-feat li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.8px;
  margin-bottom: 13px;
  color: var(--body);
}

.price-card.featured .price-feat li { color: rgba(253, 248, 252, 0.82); }

.price-feat li svg { flex-shrink: 0; margin-top: 3px; color: var(--pink-deep); }
.price-card.featured .price-feat li svg { color: var(--yellow); }

.price-card .btn { width: 100%; margin-top: 22px; }

/* ==========================================================================
   表单
   ========================================================================== */
.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--r-md);
  border: 1.5px solid var(--line);
  background: #fff;
  font-size: 14.5px;
  color: var(--ink);
  font-family: inherit;
  transition: all 0.25s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--pink);
  box-shadow: 0 0 0 4px var(--pink-soft);
}

textarea.form-control { min-height: 130px; resize: vertical; }

.form-tip {
  font-size: 13px;
  margin-top: 12px;
  min-height: 18px;
}

/* ==========================================================================
   时间线
   ========================================================================== */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--pink-soft);
}

.tl-item {
  position: relative;
  padding-bottom: 34px;
}

.tl-item:last-child { padding-bottom: 0; }

.tl-item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--grad-pink);
  box-shadow: 0 0 0 4px var(--pink-soft);
}

.tl-item .tl-year {
  font-size: 18px;
  font-weight: 700;
  color: var(--pink-deep);
  font-family: var(--font-en);
  margin-bottom: 6px;
}

.tl-item h4 { font-size: 16px; margin-bottom: 6px; }

.tl-item p { font-size: 13.5px; color: var(--muted); }

/* ==========================================================================
   通用工具类
   ========================================================================== */
.text-center { text-align: center; }
.text-pink { color: var(--pink-deep); }
.text-blue { color: var(--blue-deep); }
.text-yellow { color: var(--yellow-ink); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-30 { margin-top: 30px; }
.mt-40 { margin-top: 40px; }
.mb-30 { margin-bottom: 30px; }
.hide { display: none; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .split-row { gap: 36px; }
  .split-media img { height: 360px; }
  .with-side { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .cta-band { flex-direction: column; text-align: center; padding: 36px 32px; }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .split-row { grid-template-columns: 1fr; gap: 28px; }
  .split-row.reverse .split-media { order: 0; }
  .split-media img { height: 260px; }
  .split-list { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; }
  .news-item .n-body { padding: 18px 20px 20px; }
  .steps { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat-item strong { font-size: 32px; }
  .cta-band { padding: 30px 24px; }
  .cta-actions { width: 100%; flex-direction: column; }
  .cta-actions .btn { width: 100%; }
  .article-head h1 { font-size: 23px; }
  .price-card { padding: 28px 22px; }
  .feat-card { padding: 26px 22px; }
}