/* =====================================================================
 * 02 宠物坐飞机材料 · 独立版式「登机档案 / 时间跑道」
 * 琥珀橙 + 登机牌撕齿 + 横向四阶段跑道 + 箱体轴测示意
 * ===================================================================== */
.pb--pa { --pb-a: #b06a2c; --pb-a-soft: #f9ecdc; }
:root[data-theme="dark"] .pb--pa { --pb-a: #e2a76c; --pb-a-soft: #3a2b1d; }

.pa-hero { padding-top: 32px; }
.pa-route { display: flex; align-items: center; gap: 12px; margin: 22px 0 0; padding: 11px 18px; border: 1px dashed var(--pb-line); border-radius: 999px; background: var(--pb-card); }
.pa-route-node { font-size: 13px; font-weight: 700; color: var(--pb-ink); white-space: nowrap; }
.pa-route-mid { font-size: 11.5px; color: var(--pb-muted); border: 1px solid var(--pb-line2); border-radius: 999px; padding: 2px 10px; white-space: nowrap; }
.pa-route-line { flex: 1; display: flex; align-items: center; gap: 5px; min-width: 40px; }
.pa-route-line i { flex: 1; border-top: 1px dashed var(--pb-a); opacity: .7; }
.pa-route-line b { font-size: 13px; color: var(--pb-a); font-style: normal; }

.pa-board { display: grid; grid-template-columns: minmax(0, 1.42fr) minmax(0, .68fr); gap: 14px; margin-top: 16px; align-items: start; }
.pa-form { border-top: 3px solid var(--pb-a); }
.pa-fields { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.pa-switches { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 13px; }
.pa-switches .pb-check { padding: 8px 10px; }

/* 登机牌 */
.pa-pass { position: relative; background: var(--pb-card); border: 1px solid var(--pb-line2); border-radius: var(--pb-r); box-shadow: var(--pb-shadow); overflow: hidden; padding: 20px 20px 16px; }
.pa-pass::after { content: ""; position: absolute; left: 0; right: 0; bottom: 62px; border-top: 2px dashed var(--pb-line); }
.pa-pass::before { content: ""; position: absolute; right: -9px; bottom: 52px; width: 18px; height: 18px; border-radius: 50%; background: var(--pb-bg); border: 1px solid var(--pb-line2); }
.pa-pass-top { display: flex; flex-direction: column; gap: 3px; padding-bottom: 14px; border-bottom: 1px solid var(--pb-line2); }
.pa-pass-top span { font-family: var(--pb-mono); font-size: 9.5px; letter-spacing: .18em; color: var(--pb-a); }
.pa-pass-top b { font-size: 16px; letter-spacing: .02em; }
.pa-pass-route { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 18px 0 14px; }
.pa-pass-route b { font-family: var(--pb-serif); font-size: 30px; letter-spacing: .08em; color: var(--pb-ink); }
.pa-pass-route i { font-style: normal; color: var(--pb-a); font-size: 20px; }
.pa-pass-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.pa-pass-grid > div { border: 1px solid var(--pb-line2); border-radius: var(--pb-r-sm); background: var(--pb-card2); padding: 8px 10px; min-width: 0; }
.pa-pass-grid span { display: block; font-size: 11px; color: var(--pb-muted); }
.pa-pass-grid b { display: block; font-family: var(--pb-mono); font-size: 12.5px; color: var(--pb-ink); word-break: break-all; }
.pa-pass-stamps { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0 74px; min-height: 24px; }
.pa-pass-bar { display: flex; align-items: flex-end; gap: 2px; height: 32px; margin-bottom: 10px; overflow: hidden; }
.pa-pass-bar i { flex: 1; height: 100%; background: var(--pb-ink); opacity: .78; }
.pa-pass-bar i:nth-child(3n) { height: 72%; }
.pa-pass-bar i:nth-child(4n) { height: 88%; }
.pa-pass-bar i:nth-child(5n) { height: 60%; }
.pa-pass-foot { font-size: 11.5px; line-height: 1.7; color: var(--pb-muted); margin: 0; position: relative; z-index: 1; }

/* 四阶段跑道 */
.pa-runway { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 1px solid var(--pb-line2); border-radius: var(--pb-r); background: var(--pb-card); overflow: hidden; }
.pa-stage { position: relative; padding: 18px 16px 20px; border-right: 1px solid var(--pb-line2); min-width: 0; }
.pa-stage:last-child { border-right: 0; }
.pa-stage::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--pb-a); opacity: calc(.35 + var(--stage, 0) * .16); }
.pa-stage-n { font-family: var(--pb-mono); font-size: 10px; letter-spacing: .16em; color: var(--pb-a); text-transform: uppercase; }
.pa-stage h3 { margin: 6px 0 2px; font-size: 16px; font-weight: 750; }
.pa-stage-date { font-family: var(--pb-mono); font-size: 11.5px; color: var(--pb-muted); margin-bottom: 12px; }
.pa-stage-list { display: grid; gap: 6px; }
.pa-stage-list label { display: flex; align-items: flex-start; gap: 7px; font-size: 12.5px; line-height: 1.65; color: var(--pb-ink2); cursor: pointer; }
.pa-stage-list input { margin-top: 4px; width: 14px; height: 14px; accent-color: var(--pb-a); }
.pa-stage-list label.done span { text-decoration: line-through; opacity: .58; }
.pa-stage-tag { display: inline-block; margin-top: 11px; font-size: 10.5px; padding: 2px 8px; border-radius: 999px; background: var(--pb-a-soft); color: var(--pb-a); }

/* 校验 + 箱体 */
.pa-check-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr); gap: 14px; }
.pa-crate-svg { background: var(--pb-card2); border: 1px solid var(--pb-line2); border-radius: var(--pb-r-sm); padding: 8px; }
.pa-crate-svg svg { width: 100%; height: auto; display: block; }
.pa-crate-face { fill: var(--pb-a-soft); stroke: var(--pb-a); stroke-width: 1.5; }
.pa-crate-side { fill: var(--pb-card); stroke: var(--pb-a); stroke-width: 1.5; }
.pa-crate-top { fill: var(--pb-card2); stroke: var(--pb-a); stroke-width: 1.5; }
.pa-crate-dim { fill: var(--pb-ink2); font-family: var(--pb-mono); font-size: 12px; }
.pa-crate .pb-kpis { margin-top: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.pa-crate .pb-kpi .v { font-size: 22px; }
.pa-prose { font-size: 14.5px; line-height: 2; color: var(--pb-ink2); }
.pa-prose b { color: var(--pb-ink); }
.pa-prose p { margin-bottom: 11px; }

@media (max-width: 1060px) {
    .pa-board, .pa-check-grid { grid-template-columns: 1fr; }
    .pa-fields { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .pa-runway { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pa-stage:nth-child(2) { border-right: 0; }
    .pa-stage:nth-child(-n+2) { border-bottom: 1px solid var(--pb-line2); }
}
@media (max-width: 640px) {
    .pa-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pa-switches { grid-template-columns: 1fr; }
    .pa-runway { grid-template-columns: 1fr; }
    .pa-stage { border-right: 0; border-bottom: 1px solid var(--pb-line2); }
    .pa-stage:last-child { border-bottom: 0; }
    .pa-route { flex-wrap: wrap; border-radius: var(--pb-r-sm); }
    .pa-route-line { min-width: 24px; }
}
@media (max-width: 420px) { .pa-fields { grid-template-columns: 1fr; } }