/* ---------- 计划地图总览（#ov-modal，overview.js） ----------
   z-index 36：低于详情抽屉（40），弹窗里点「详情」时抽屉盖在地图上。圆点 / 弹窗 / Leaflet 皮肤在 styles.css。 */
.ov-modal { position: fixed; inset: 0; z-index: 36; background: rgba(0, 0, 0, .45); display: grid; place-items: center; padding: 16px; }
.ov-box { display: flex; flex-direction: column; width: min(1240px, 100%); height: min(92vh, 900px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.ov-head { flex: none; position: relative; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; padding: 10px 48px 10px 16px; border-bottom: 1px solid var(--line); }
.ov-head h2 { font-size: 18px; line-height: 1.3; }
.ov-sub { font-size: 13px; color: var(--ink-2); }
.ov-hint { margin: 0; flex: 1 1 260px; font-size: 12px; color: var(--ink-3); }
.ov-body { flex: 1; min-height: 0; display: grid; grid-template-columns: minmax(0, 1fr) 300px; }
.ov-map { min-height: 0; background: var(--surface-2); }
.ov-side { min-height: 0; overflow-y: auto; border-left: 1px solid var(--line); padding: 8px 10px 24px; }
.ov-side-bar { display: flex; gap: 8px; padding: 2px 2px 8px; }
.ov-side-bar button { flex: 1; padding: 6px 8px; font-size: 13px; }

.ov-days { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.ov-day { display: grid; grid-template-columns: 26px 1fr; align-items: stretch; border: 1px solid var(--line); border-left: 4px solid var(--dc); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.ov-day:hover { border-color: var(--dc); }
.ov-day.sel { outline: 2px solid var(--dc); outline-offset: -1px; background: var(--surface-2); }
.ov-day.dim { opacity: .5; }
.ov-dot { display: grid; place-items: center; }
.ov-dot::before { content: ''; width: 12px; height: 12px; border-radius: 50%; background: var(--dc); }
.ov-go { border: 0; background: transparent; text-align: left; padding: 7px 9px 7px 4px; cursor: pointer; display: block; font: inherit; color: inherit; width: 100%; }
.ov-go b { font-size: 14px; }
.ov-go span { font-size: 12px; color: var(--ink-2); margin-left: 6px; }
.ov-go small { display: block; color: var(--ink-3); font-size: 12px; margin-top: 1px; }

/* 沿线的方向箭头 */
.ov-arrow { background: transparent; border: 0; pointer-events: none; }
.ov-arrow div { width: 16px; height: 16px; display: grid; place-items: center; font-size: 13px; line-height: 1; text-shadow: 0 0 2px #fff, 0 0 3px #fff; }

/* 每个站点旁的常驻名称标签（地图底图始终是浅色，用固定浅色样式） */
#ov-modal .ov-label { background: rgba(255, 255, 255, .85); border: 0; box-shadow: 0 1px 3px rgba(0, 0, 0, .25); color: #232019; font-size: 11px; line-height: 1.3; padding: 1px 5px; border-radius: 2px; white-space: nowrap; }
#ov-modal .ov-label::before { display: none; }

/* 弹窗内容 */
.ov-pop .img { display: block; width: 100%; height: 84px; object-fit: cover; border-radius: 3px; margin-bottom: 6px; background: var(--surface-2); }
.ov-pop .img.generic { object-fit: contain; padding: 18px; height: 64px; border: 1px dashed var(--line-2); opacity: .8; }
.ov-pop b.day { display: block; font-size: 12px; letter-spacing: .04em; color: var(--ink-2); border-left: 3px solid var(--dc); padding-left: 8px; }
.ov-pop .n { font-size: 14px; font-weight: 700; margin-top: 3px; }
.ov-pop .start { color: var(--ink-2); margin-top: 3px; }
#ov-modal .leaflet-popup-content { margin: 8px 10px; min-width: 170px; }

@media (max-width: 900px) {
  .ov-modal { padding: 0; }
  .ov-box { width: 100%; height: 100%; border: 0; border-radius: 0; }
  .ov-head { padding: 8px 44px 8px 12px; }
  .ov-hint { display: none; }
  .ov-body { grid-template-columns: 1fr; grid-template-rows: minmax(0, 1.25fr) minmax(0, 1fr); }
  .ov-side { border-left: 0; border-top: 1px solid var(--line); }
}