/* circuit-board · 详情页：排针下的规格书 */
.pcb-detail { max-width: 960px; margin: 0 auto; }
.pcb-detail .detail-breadcrumb { padding: 4px 0 12px; color: var(--pcb-silk); }
.pcb-detail .detail-breadcrumb a { color: var(--pcb-gold-light); font-weight: 700; }
.pcb-detail .detail-top-ad:has(.ad) { margin: 4px 0 24px; }

.pcb-sheet { position: relative; padding-top: 14px; }
.pcb-header-pins { position: absolute; left: 32px; right: 32px; top: 0; height: 14px; background: repeating-linear-gradient(90deg, var(--pcb-gold) 0 10px, transparent 10px 22px); }
.pcb-sheet-head { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 26px 32px; background: #1c1328; color: #fff; border-radius: 6px 6px 0 0; }
.pcb-sheet-silk { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin: 0; font-family: var(--pcb-display); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; font-size: .82rem; color: var(--pcb-gold-light); }
.pcb-sheet-silk a { min-width: 0; text-decoration: underline; text-underline-offset: 4px; }
.pcb-sheet-head h1 { margin: 0; font-family: var(--pcb-display); font-weight: 800; font-size: clamp(1.9rem, 4vw, 2.7rem); line-height: 1.12; }
.pcb-sheet-meta { display: flex; flex-wrap: wrap; gap: 4px 18px; margin: 0; font-size: .9rem; color: #ddd3ea; }
.pcb-sheet-body { padding: 24px 32px 16px; background: var(--pcb-chip); color: var(--pcb-ink); border-radius: 0 0 6px 6px; }
.pcb-sheet-body .detail-summary { padding: 14px 18px; border-left: 6px solid var(--pcb-gold); background: #f4effa; line-height: 1.6; }
.pcb-sheet-body .detail-image img { border-radius: 4px; }
.pcb-sheet-body .detail-prose { max-width: 70ch; font-size: 1.08rem; line-height: 1.75; }
.pcb-sheet-body .detail-prose a { color: var(--pcb-link); }

.pcb-jumpers { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin: 28px 0 8px; }
.pcb-jumpers a { display: grid; gap: 6px; padding: 14px 18px; background: var(--pcb-chip); color: var(--pcb-ink); border-radius: 4px; font-family: var(--pcb-display); font-weight: 600; line-height: 1.35; }
.pcb-jumpers a:hover { box-shadow: 0 0 0 3px var(--pcb-gold-light); }
.pcb-jumpers-dir { font-family: var(--pcb-body); font-size: .76rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--pcb-link); }
.pcb-jumpers-next { grid-column: 2; text-align: right; }

@media (max-width: 767px) {
    .pcb-header-pins { left: 16px; right: 16px; height: 10px; }
    .pcb-sheet { padding-top: 10px; }
    .pcb-sheet-head { padding: 18px 16px; }
    .pcb-sheet-head h1 { font-size: 1.65rem; }
    .pcb-sheet-body { padding: 16px 14px 8px; }
    .pcb-jumpers { grid-template-columns: minmax(0, 1fr); }
    .pcb-jumpers-next { grid-column: auto; text-align: left; }
}