/* 数据集市场 — 对齐温州 OPC / opc1 数据集页 UI */

.page-datasets {
  --ds-blue: #2b6cb0;
  --ds-blue-soft: #e8f0fe;
  --ds-blue-light: #ebf8ff;
  --ds-text: #1a202c;
  --ds-muted: #718096;
  --ds-border: #e2e8f0;
  --ds-bg: #f7fafc;
  --ds-foot: #1a202c;
}

body.page-datasets {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--ds-bg);
  color: var(--ds-text);
  -webkit-font-smoothing: antialiased;
}

body.page-datasets .container {
  width: min(1280px, 94vw);
}

/* ========== 顶栏（数据集为当前页，下划线高亮） ========== */
body.page-datasets .ds-top.top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--ds-border);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

body.page-datasets .ds-top-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  padding: 12px 0;
}

body.page-datasets .ds-site-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--ds-text);
  text-decoration: none;
}

body.page-datasets .ds-top-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 4px 12px;
  flex: 1;
}

body.page-datasets .ds-top-nav a {
  padding: 8px 6px;
  font-size: 15px;
  color: var(--ds-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

body.page-datasets .ds-top-nav a:hover {
  color: var(--ds-blue);
}

body.page-datasets .ds-top-nav a.is-active {
  color: var(--ds-blue);
  font-weight: 600;
  border-bottom-color: var(--ds-blue);
}

body.page-datasets .ds-login-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 16px;
  border: 1px solid var(--ds-blue);
  border-radius: 999px;
  font-size: 14px;
}

body.page-datasets .ds-login-pill a {
  color: var(--ds-blue);
  text-decoration: none;
  font-weight: 500;
}

body.page-datasets .ds-login-sep {
  color: #90cdf4;
}

/* ========== Hero ========== */
.page-datasets .ds-hero {
  background: #fff;
  padding: 28px 0 24px;
  border-bottom: 1px solid var(--ds-border);
}

.page-datasets .ds-hero-title {
  margin: 0 0 10px;
  font-size: clamp(1.75rem, 3.5vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-datasets .ds-hero-sub {
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--ds-muted);
  max-width: 40rem;
}

.page-datasets .ds-hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-datasets .ds-pill-stat {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 8px 16px;
  border-radius: 10px;
  background: var(--ds-blue-light);
  border: 1px solid #bee3f8;
  font-size: 14px;
}

.page-datasets .ds-pill-stat .v {
  font-weight: 800;
  color: var(--ds-blue);
  font-variant-numeric: tabular-nums;
}

.page-datasets .ds-pill-stat .k {
  color: var(--ds-blue);
  font-weight: 600;
}

/* ========== 咨询热线横幅 ========== */
.page-datasets .ds-hotline {
  background: linear-gradient(90deg, #2b6cb0 0%, #3182ce 100%);
  color: #fff;
  padding: 12px 0;
  border-radius: 12px 12px 0 0;
}

.page-datasets .ds-hotline-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
}

.page-datasets .ds-hotline-icon {
  font-size: 18px;
  opacity: 0.95;
}

/* ========== 主区：侧栏 + 网格 ========== */
.page-datasets .ds-body-wrap {
  padding: 20px 0 48px;
}

.page-datasets .ds-body {
  min-height: 320px;
}

.page-datasets .ds-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

@media (max-width: 960px) {
  .page-datasets .ds-shell {
    grid-template-columns: 1fr;
  }
}

.page-datasets .ds-sidebar {
  background: #fff;
  border: 1px solid var(--ds-border);
  border-radius: 12px;
  padding: 16px 14px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  max-height: calc(100vh - 200px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.page-datasets .ds-side-h {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ds-text);
}

.page-datasets .ds-search-wrap {
  position: relative;
  margin-bottom: 18px;
}

.page-datasets .ds-search-wrap input {
  width: 100%;
  padding: 9px 12px 9px 36px;
  border: 1px solid var(--ds-border);
  border-radius: 8px;
  font-size: 13px;
  background: #fafafa;
}

.page-datasets .ds-search-wrap input:focus {
  outline: none;
  border-color: var(--ds-blue);
  background: #fff;
  box-shadow: 0 0 0 2px rgba(43, 108, 176, 0.15);
}

.page-datasets .ds-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.45;
  font-size: 14px;
  pointer-events: none;
}

.page-datasets .ds-side-h2 {
  margin: 14px 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ds-text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-datasets .ds-lang-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #e53e3e;
}

.page-datasets .ds-cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-datasets .ds-chip {
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--ds-border);
  background: #fff;
  font-size: 12px;
  color: var(--ds-muted);
  cursor: pointer;
  font-family: inherit;
}

.page-datasets .ds-chip:hover {
  border-color: #90cdf4;
  color: var(--ds-text);
}

.page-datasets .ds-chip.is-active {
  background: var(--ds-blue-soft);
  border-color: var(--ds-blue);
  color: var(--ds-blue);
  font-weight: 600;
}

.page-datasets .ds-sub-scroll {
  max-height: 140px;
  overflow-y: auto;
  margin-bottom: 8px;
  padding-right: 4px;
}

.page-datasets .ds-sub-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  margin-bottom: 4px;
  border: none;
  border-radius: 6px;
  background: transparent;
  font-size: 13px;
  color: var(--ds-muted);
  cursor: pointer;
  font-family: inherit;
}

.page-datasets .ds-sub-btn:hover {
  background: #f7fafc;
  color: var(--ds-text);
}

.page-datasets .ds-sub-btn.is-active {
  background: var(--ds-blue-light);
  color: var(--ds-blue);
  font-weight: 600;
}

.page-datasets .ds-lang-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-datasets .ds-lang-chip {
  padding: 5px 8px;
  border-radius: 6px;
  border: 1px solid var(--ds-border);
  background: #fff;
  font-size: 11px;
  color: var(--ds-muted);
  cursor: pointer;
  font-family: inherit;
  max-width: 100%;
}

.page-datasets .ds-lang-chip.is-active {
  background: var(--ds-blue-soft);
  border-color: var(--ds-blue);
  color: var(--ds-blue);
  font-weight: 600;
}

/* ========== 卡片网格 ========== */
.page-datasets .ds-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

@media (max-width: 1100px) {
  .page-datasets .ds-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-datasets .ds-grid {
    grid-template-columns: 1fr;
  }
}

.page-datasets .ds-card {
  background: #fff;
  border: 1px solid var(--ds-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s;
}

.page-datasets .ds-card:hover {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

.page-datasets .ds-card-head {
  display: flex;
  gap: 10px;
  padding: 14px 14px 10px;
  align-items: flex-start;
}

.page-datasets .ds-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
}

.page-datasets .ds-card-title {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ds-text);
}

.page-datasets .ds-mini-tag {
  display: inline-block;
  padding: 2px 8px;
  margin-right: 6px;
  margin-bottom: 4px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  color: var(--ds-blue);
  background: var(--ds-blue-light);
  border: 1px solid #bee3f8;
}

.page-datasets .ds-card-body {
  padding: 0 14px 12px;
  flex: 1;
}

.page-datasets .ds-card-row {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--ds-muted);
  line-height: 1.45;
}

.page-datasets .ds-card-label {
  color: #a0aec0;
}

.page-datasets .ds-card-desc {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--ds-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-datasets .ds-price-tag {
  display: inline-block;
  margin-top: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  background: #fffaf0;
  color: #dd6b20;
  border: 1px solid #fbd38d;
}

.page-datasets .ds-card-btn {
  width: 100%;
  margin-top: auto;
  padding: 10px 14px;
  border: none;
  background: var(--ds-blue);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  border-radius: 0 0 11px 11px;
}

.page-datasets .ds-card-btn:hover {
  background: #2c5282;
}

.page-datasets .ds-pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
  padding-top: 8px;
}

.page-datasets .ds-pager-btn {
  padding: 8px 18px;
  border-radius: 8px;
  border: 1px solid var(--ds-border);
  background: #fff;
  font-size: 14px;
  color: var(--ds-text);
  cursor: pointer;
  font-family: inherit;
}

.page-datasets .ds-pager-btn:hover:not(:disabled) {
  border-color: var(--ds-blue);
  color: var(--ds-blue);
}

.page-datasets .ds-pager-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.page-datasets .ds-pager-info {
  font-size: 14px;
  color: var(--ds-muted);
}

.page-datasets .ds-loading,
.page-datasets .ds-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 16px;
  color: var(--ds-muted);
}

.page-datasets .datasets-main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.page-datasets .datasets-main-inner {
  min-width: 0;
}

/* ========== 深色页脚 ========== */
body.page-datasets .ds-foot.foot {
  background: var(--ds-foot);
  border-top: none;
  color: #a0aec0;
  padding-top: 40px;
  padding-bottom: 32px;
}

body.page-datasets .ds-foot .foot-h {
  color: #f7fafc;
}

body.page-datasets .ds-foot .foot-brand strong,
body.page-datasets .ds-foot .foot-brand-sub {
  color: #f7fafc;
}

body.page-datasets .ds-foot .foot-brand-desc {
  color: #a0aec0;
}

body.page-datasets .ds-foot .foot-list a {
  color: #a0aec0;
}

body.page-datasets .ds-foot .foot-list a:hover {
  color: #fff;
}

body.page-datasets .ds-foot .foot-bottom {
  border-top-color: #2d3748;
  color: #718096;
}

body.page-datasets .ds-foot .foot-legal a {
  color: #718096;
}

body.page-datasets .ds-foot .foot-legal a:hover {
  color: #fff;
}