/* 产品分类页 / 应用方案页 / 关于我们等图文页共享样式（page-catalog.css） */

.page-hero { background: var(--bg-dark); color: #e6ecf3; padding: 56px 0; }
.page-hero h1 { color: #fff; }
.page-hero .lead { color: #bcc7d3; max-width: 860px; }
.page-hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
.page-hero-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }

.anchor-nav { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 72px; z-index: 20; }
.anchor-nav ul { display: flex; gap: 8px; flex-wrap: wrap; margin: 0; padding: 12px 0; list-style: none; font-size: .88rem; }
.anchor-nav li { margin: 0; }
.anchor-nav a { color: var(--ink-2); padding: 6px 12px; border-radius: 999px; background: var(--bg-soft); }
.anchor-nav a:hover { background: var(--brand-soft); color: var(--brand); }

.solution-row { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 34px 0; border-top: 1px solid var(--line); }
.solution-row:first-of-type { border-top: 0; padding-top: 0; }
.solution-row.reverse .solution-media { order: 2; }
.solution-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.solution-body h2 { font-size: 1.3rem; }
.solution-body h3 { font-size: 1rem; margin-top: 1.1em; }
.solution-body h3 .tag { color: var(--brand); }

.material-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px; }
.material { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.material img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.material p { margin: 0; padding: 10px 12px; font-size: .86rem; color: var(--ink-2); }

.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.gallery-grid figure { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: #fff; }
.gallery-grid img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.gallery-grid figcaption { padding: 10px 14px; font-size: .86rem; color: var(--muted); }

.cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 14px; }
.cert-grid img { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 8px; }

.quote { background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--brand); border-radius: var(--radius); padding: 18px 20px; }
.quote p { margin: 0 0 .6em; color: var(--ink-2); font-size: .93rem; }
.quote cite { font-style: normal; font-size: .84rem; color: var(--muted); }

.two-col-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 28px; }

.info-table dl { margin: 0; display: grid; grid-template-columns: 150px 1fr; gap: 8px 18px; }
.info-table dt { color: var(--muted); font-size: .88rem; }
.info-table dd { margin: 0; color: var(--ink); font-size: .92rem; }

@media (max-width: 900px) {
  .page-hero-grid, .solution-row, .two-col-list { grid-template-columns: 1fr; }
  .solution-row.reverse .solution-media { order: 0; }
  .anchor-nav { position: static; }
}