/* ============ 内页通用样式（产品 / 应用案例） ============ */
.page-hero {
  position: relative;
  padding: 72px 0 60px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(13, 26, 51, 0.85), var(--bg));
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(52, 224, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(52, 224, 255, 0.05) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(ellipse 80% 90% at 50% 0%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 90% at 50% 0%, #000 20%, transparent 75%);
  pointer-events: none;
}
.page-hero-glow {
  position: absolute;
  width: 480px; height: 480px;
  right: -160px; top: -220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52, 224, 255, 0.18), transparent 65%);
  filter: blur(60px);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 22px;
}
.breadcrumb a { color: var(--muted); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb i {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--line-strong);
}
.breadcrumb span { color: var(--cyan); }

.page-hero h1 {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.page-hero .hero-sub { max-width: 720px; margin-bottom: 20px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--cyan);
  border: 1px solid rgba(52, 224, 255, 0.35);
  border-radius: 8px;
  padding: 5px 12px;
  background: rgba(52, 224, 255, 0.07);
}

.page-body { padding: 72px 0 88px; background: var(--bg); }
.page-body.alt { background: var(--bg-2); }
.section-block { margin-bottom: 72px; }
.section-block:last-child { margin-bottom: 0; }
.block-head { max-width: 820px; margin-bottom: 30px; }
.block-head h2 {
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.block-head p { color: var(--muted); font-size: 15px; }

.prose p { color: #c6d6f2; font-size: 15px; margin-bottom: 16px; }
.prose strong { color: var(--text); }

.two-col {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 44px;
  align-items: start;
}

.data-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 26px;
  overflow: hidden;
}
.data-panel h3 { font-size: 16px; margin-bottom: 16px; letter-spacing: 0.5px; }
.data-table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table th {
  background: rgba(52, 224, 255, 0.10);
  color: #d5ecff;
  font-weight: 600;
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}
.data-table td {
  padding: 12px 16px;
  color: #c6d6f2;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.data-table tbody tr { transition: background 0.2s; }
.data-table tbody tr:hover { background: rgba(52, 224, 255, 0.05); }
.data-table tbody tr:last-child td { border-bottom: none; }
.table-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; }

.step-list { display: grid; gap: 16px; }
.step-item {
  position: relative;
  display: flex;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  padding: 20px 22px;
}
.step-num {
  flex: none;
  width: 42px; height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
  font-weight: 800;
  font-size: 17px;
  color: #04101f;
  background: var(--grad);
}
.step-item h4 { font-size: 15.5px; margin-bottom: 5px; }
.step-item p { font-size: 13.5px; color: var(--muted); }

.callout {
  display: flex;
  gap: 16px;
  border: 1px solid rgba(52, 224, 255, 0.32);
  border-radius: 14px;
  background: rgba(52, 224, 255, 0.06);
  padding: 20px 24px;
}
.callout-icon {
  flex: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(52, 224, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
}
.callout h4 { font-size: 15px; margin-bottom: 6px; }
.callout p { font-size: 14px; color: var(--muted); }

.mini-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  padding: 22px;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.info-card:hover { transform: translateY(-3px); border-color: rgba(52, 224, 255, 0.38); }
.info-card h4 { font-size: 15px; margin-bottom: 8px; }
.info-card p { font-size: 13.5px; color: var(--muted); }
.info-card .card-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: var(--cyan);
}
.info-card .card-link:hover { text-decoration: underline; }

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}
.case-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 6px 14px;
  background: var(--panel);
}
.case-meta b { color: var(--cyan); font-weight: 600; }

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(52, 224, 255, 0.10), rgba(59, 130, 246, 0.07));
  padding: 30px 34px;
}
.cta-band h3 { font-size: 20px; margin-bottom: 6px; letter-spacing: 0.5px; }
.cta-band p { font-size: 14px; color: var(--muted); }

.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.related-card {
  display: block;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  padding: 20px;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.related-card:hover { transform: translateY(-3px); border-color: rgba(52, 224, 255, 0.4); }
.related-card small { font-size: 12px; color: var(--cyan); letter-spacing: 1px; display: block; margin-bottom: 6px; }
.related-card h4 { font-size: 15px; margin-bottom: 6px; }
.related-card p { font-size: 13px; color: var(--muted); }

.page-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 60px;
}
.page-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 16px;
  background: var(--panel);
  transition: color 0.2s, border-color 0.2s;
}
.page-nav a:hover { color: var(--cyan); border-color: rgba(52, 224, 255, 0.4); }

@media (max-width: 980px) {
  .two-col { grid-template-columns: 1fr; }
  .mini-grid, .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .page-hero { padding: 56px 0 46px; }
  .page-body { padding: 54px 0 66px; }
  .mini-grid, .related-grid { grid-template-columns: 1fr; }
  .data-panel { padding: 18px; }
  .cta-band { padding: 24px 20px; }
  .page-nav { flex-direction: column; }
}