/* ============================================
   子页面通用样式
   ============================================ */

/* ===== 页面头部 ===== */
.page-hero {
  position: relative;
  padding: var(--spacing-5xl) var(--spacing-lg);
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0.9)),
              var(--hero-image, url('../images/mine-site-operation-31.jpg')) center/cover no-repeat;
  color: var(--color-text);
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(245, 127, 23, 0.3), transparent 50%);
  pointer-events: none;
}

.page-hero .page-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.page-hero .eyebrow {
  font-size: var(--font-size-sm);
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: rgba(236, 239, 241, 0.75);
  margin-bottom: var(--spacing-md);
  display: inline-flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.page-hero .eyebrow::before {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.page-hero h1 {
  color: var(--color-text);
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

.page-hero p {
  max-width: 720px;
  color: rgba(236, 239, 241, 0.85);
}

.page-hero .hero-stats {
  margin-top: var(--spacing-2xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-lg);
}

.page-hero .hero-stat-card {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-left: 3px solid var(--color-primary);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.page-hero .hero-stat-card strong {
  display: block;
  font-size: var(--font-size-3xl);
  color: var(--color-primary);
  letter-spacing: normal;
  margin-top: var(--spacing-sm);
}

/* ===== 页面主体 ===== */
.page-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--spacing-4xl) var(--spacing-lg);
}

.page-section {
  margin-bottom: var(--spacing-4xl);
  background: rgba(14, 18, 22, 0.85);
  border-radius: var(--border-radius-2xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-2xl);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
}

.page-section.alt {
  background: rgba(19, 25, 30, 0.9);
}

.section-heading {
  margin-bottom: var(--spacing-2xl);
}

.section-heading h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-sm);
}

.section-heading p {
  color: var(--color-text-light);
  margin: 0;
}

/* ===== 网格 / 卡片 ===== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-xl);
}

.info-card {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.info-card h3 {
  margin-bottom: var(--spacing-sm);
}

.info-card p {
  color: var(--color-text-light);
  margin: 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.stat-pill {
  border-radius: var(--border-radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-pill strong {
  font-size: var(--font-size-3xl);
  color: var(--color-primary);
  letter-spacing: normal;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  color: var(--color-text-light);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.feature-list li::before {
  content: '▸';
  color: var(--color-accent);
  margin-top: 4px;
}

/* ===== 分栏布局 ===== */
.split-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.panel {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.panel.accent {
  border-color: rgba(245, 127, 23, 0.4);
}

.panel h3 {
  margin-bottom: var(--spacing-md);
}

.panel img {
  border-radius: var(--border-radius-lg);
  margin-top: var(--spacing-lg);
}

/* ===== 时间轴 ===== */
.timeline {
  position: relative;
  padding-left: var(--spacing-3xl);
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 18px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), rgba(245, 127, 23, 0.2));
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-2xl);
  padding-left: var(--spacing-2xl);
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-badge {
  position: absolute;
  left: -30px;
  top: 0;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.4);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

/* ===== Tabs / 标签卡 ===== */
.tab-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-lg);
}

.tab-card {
  border-radius: var(--border-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-xl);
  background: rgba(22, 26, 30, 0.95);
}

.tab-card h3 {
  margin-bottom: var(--spacing-sm);
}

.tab-card small {
  color: var(--color-text-light);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

/* ===== 新闻 / 案例 ===== */
.news-grid,
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-xl);
}

.news-card,
.case-panel {
  border-radius: var(--border-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.news-card img,
.case-panel img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.news-card .card-body,
.case-panel .card-body {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.case-panel h3 {
  margin: 0;
}

.case-meta {
  font-size: var(--font-size-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(236, 239, 241, 0.6);
}

/* ===== 联系我们 / 招聘 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-2xl);
}

.contact-card,
.form-card {
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.contact-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-card li {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: var(--color-text-light);
}

.contact-card li span {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(245, 127, 23, 0.15);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
}

.form-card form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.recruit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-xl);
}

.recruit-card {
  border-radius: var(--border-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-xl);
  background: rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.recruit-card .tag {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: rgba(236, 239, 241, 0.6);
}

/* ===== 表格增强 ===== */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-md) var(--spacing-lg);
}

.data-table th {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.03);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.table-wrapper {
  overflow-x: auto;
}

/* ===== 媒体查询 ===== */
@media (max-width: 1024px) {
  .info-grid,
  .tab-cards,
  .news-grid,
  .case-grid,
  .recruit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-panel,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: var(--spacing-4xl) var(--spacing-lg);
  }

  .page-hero .hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-content {
    padding: var(--spacing-3xl) var(--spacing-md);
  }

  .info-grid,
  .tab-cards,
  .news-grid,
  .case-grid,
  .recruit-grid,
  .page-hero .hero-stats {
    grid-template-columns: 1fr;
  }
}