:root { --bg: #fff; --fg: #1a1a1a; --card: #fff; --line: #ddd; }
@media (prefers-color-scheme: dark) { :root { --bg: #16181c; --fg: #eee; --card: #22252b; --line: #3a3f47; } }
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { display: flex; flex-direction: column; background: var(--bg); color: var(--fg); font-family: system-ui, sans-serif; }
header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 16px; padding-top: max(8px, env(safe-area-inset-top)); border-bottom: 1px solid var(--line); }
h1 { margin: 0; font-size: 1.1rem; }
select { font: inherit; padding: 4px 8px; }
#map { flex: 1; min-height: 0; position: relative; }
#closed { position: absolute; inset: 49px 0 auto 0; z-index: 1000; margin: 12px 16px; padding: 14px 16px; background: var(--card); border: 1px solid var(--line); border-radius: 10px; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,.2); }
#list { list-style: none; margin: 0; padding: 8px 16px; padding-bottom: max(8px, env(safe-area-inset-bottom)); display: flex; flex-wrap: wrap; gap: 8px; border-top: 1px solid var(--line); }
#list li button { display: flex; align-items: center; gap: 6px; font: inherit; color: inherit; background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; }
#list .dot { width: 12px; height: 12px; border-radius: 50%; }
#list small { opacity: .65; }
.bus-icon { width: 34px; height: 34px; border-radius: 50%; border: 3px solid #fff; color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center; box-shadow: 0 1px 6px rgba(0,0,0,.5); }
.bus-icon.stale { opacity: .45; }