:root {
  --bg: #F4F6F8;
  --card: #FFFFFF;
  --teal: #0E5C54;
  --teal-dark: #0A433D;
  --teal-mist: #E4EEEC;
  --amber: #C97A2E;
  --amber-mist: #FBEEE0;
  --red: #C24C42;
  --red-mist: #FBEAE8;
  --green: #3F8F5F;
  --green-mist: #E9F4ED;
  --ink: #16221F;
  --slate: #5B6B70;
  --line: #E1E7E6;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

#app { max-width: 480px; margin: 0 auto; min-height: 100vh; }
.screen { padding: max(16px, env(safe-area-inset-top)) 20px 40px; }

.app-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin: 8px 0 18px;
}
.app-header.sub { justify-content: flex-start; gap: 10px; }
.eyebrow {
  font-size: 11px; letter-spacing: 1.2px; font-weight: 700;
  text-transform: uppercase; color: var(--slate);
}
h1 { font-size: 22px; font-weight: 800; color: var(--teal-dark); margin: 2px 0 0; }
h2 { font-size: 19px; font-weight: 800; color: var(--teal-dark); margin: 0 0 14px; }

.icon-btn {
  width: 38px; height: 38px; border-radius: 12px; flex-shrink: 0;
  background: var(--card); border: 1px solid var(--line);
  color: var(--teal); font-size: 18px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

.profile-switcher { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.pill {
  padding: 8px 16px; border-radius: 999px; font-size: 13px; font-weight: 700;
  border: 1px solid var(--line); background: var(--card); color: var(--slate);
  cursor: pointer; transition: background .2s, color .2s;
}
.pill.active { background: var(--teal); color: #fff; border-color: transparent; }

.banner {
  border-radius: 16px; padding: 14px 16px; margin-bottom: 22px;
  display: flex; gap: 12px; align-items: flex-start;
}
.banner.clear { background: var(--green-mist); }
.banner.warn  { background: var(--amber-mist); }
.banner.loading { background: var(--card); border: 1px dashed var(--line); }
.banner .b-title { font-weight: 800; font-size: 14px; }
.banner.clear .b-title { color: var(--green); }
.banner.warn .b-title  { color: var(--amber); }
.banner.loading .b-title { color: var(--slate); }
.banner .b-detail { font-size: 12.5px; color: var(--ink); margin-top: 3px; line-height: 1.5; }

.section-label {
  font-size: 11px; font-weight: 700; color: var(--slate);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px;
}

/* leg timeline */
.leg-row { display: flex; gap: 12px; }
.leg-rail { display: flex; flex-direction: column; align-items: center; width: 34px; }
.leg-icon {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 16px;
}
.leg-connector { width: 2px; flex: 1; background: var(--line); margin-top: 4px; min-height: 30px; }
.leg-card {
  flex: 1; text-align: left; background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 12px 14px; margin-bottom: 14px; cursor: pointer;
  animation: rise .45s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.leg-card-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.leg-card-title { font-weight: 700; font-size: 13.5px; }
.chip {
  display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px;
  font-weight: 700; padding: 5px 9px; border-radius: 999px; flex-shrink: 0;
}
.chip.on_time { background: var(--green-mist); color: var(--green); }
.chip.delayed { background: var(--amber-mist); color: var(--amber); }
.chip.cancelled { background: var(--red-mist); color: var(--red); }
.chip.pending { background: var(--teal-mist); color: var(--teal); }

.svc-chips { display: flex; gap: 6px; margin-top: 9px; flex-wrap: wrap; }
.svc-chip {
  display: flex; align-items: baseline; gap: 4px; padding: 4px 8px;
  border-radius: 8px; background: var(--bg); border: 1px solid var(--line);
}
.svc-chip.soon { border-color: transparent; }
.svc-chip.soon.on_time { background: var(--green-mist); }
.svc-chip.soon.delayed { background: var(--amber-mist); }
.svc-chip.soon.cancelled { background: var(--red-mist); }
.svc-count { font-family: var(--mono); font-size: 12px; font-weight: 700; }
.svc-time { font-size: 10.5px; color: var(--slate); }

/* leg detail */
.detail-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px; margin-bottom: 14px; }
.next-label { font-size: 11px; color: var(--slate); font-weight: 600; margin-bottom: 6px; }
.next-big { font-size: 34px; font-weight: 800; font-family: var(--mono); }
.reason { background: var(--red-mist); border-radius: 10px; padding: 9px 12px; font-size: 12.5px; color: var(--red); font-weight: 600; margin-top: 10px; }
.divider { height: 1px; background: var(--line); margin: 14px 0; }
.row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; }
.row .k { font-size: 13px; color: var(--slate); }
.row .v { font-size: 13px; font-weight: 700; }
.svc-list-item {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 11px 14px; margin-bottom: 8px;
}

/* setup */
label.field-label { font-size: 11px; font-weight: 700; color: var(--slate); text-transform: uppercase; letter-spacing: 1px; display: block; }
input[type=text], input[type=time] {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line);
  font-size: 13px; font-family: var(--sans); background: var(--card);
}
.setup-leg { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; margin-bottom: 12px; }
.mode-toggle { display: flex; gap: 6px; margin: 10px 0; }
.mode-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 0; border-radius: 10px; border: 1px solid var(--line); background: var(--bg);
  color: var(--slate); font-size: 12px; font-weight: 700; text-transform: capitalize; cursor: pointer;
}
.mode-btn.active { background: var(--teal); color: #fff; border-color: transparent; }
.day-row { display: flex; gap: 5px; }
.day-btn {
  width: 30px; height: 30px; border-radius: 8px; border: 1px solid transparent;
  background: var(--teal-mist); color: var(--slate); font-size: 11px; font-weight: 700; cursor: pointer;
}
.day-btn.active { background: var(--teal); color: #fff; }
.svc-token {
  display: inline-flex; align-items: center; gap: 6px; background: var(--teal-mist); color: var(--teal);
  border-radius: 999px; padding: 5px 6px 5px 11px; font-size: 12.5px; font-weight: 700; font-family: var(--mono);
}
.svc-token button { background: rgba(14,92,84,.15); border: none; border-radius: 50%; width: 16px; height: 16px; cursor: pointer; color: var(--teal); font-size: 10px; line-height: 1; }

.btn {
  width: 100%; padding: 13px 0; border-radius: 12px; border: none; cursor: pointer;
  font-weight: 800; font-size: 14px; font-family: var(--sans);
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-add { background: var(--teal-mist); color: var(--teal); border: 1.5px dashed var(--teal); font-weight: 700; }
.btn-save-leg { background: var(--card); color: var(--teal); border: 1.5px solid var(--teal); font-weight: 700; font-size: 13px; }
.btn-save-leg.saved { background: var(--green-mist); color: var(--green); border-color: var(--green); }
.btn-danger { background: var(--red-mist); color: var(--red); }
.btn-ghost { background: transparent; color: var(--teal); font-weight: 700; font-size: 12px; }
.stack > * { margin-bottom: 12px; }
.range { width: 100%; accent-color: var(--teal); }
.hint { font-size: 12.5px; color: var(--slate); line-height: 1.5; }
.trash { color: var(--red); background: none; border: none; cursor: pointer; font-size: 15px; }

/* station picker */
.station-pick { position: relative; }
.station-results {
  position: absolute; left: 0; right: 0; top: calc(100% + 4px); z-index: 20;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 12px 28px -12px rgba(10,67,61,.4); overflow: hidden; max-height: 280px; overflow-y: auto;
}
.station-opt {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 11px 12px; background: var(--card); border: none; border-bottom: 1px solid var(--line);
  font-size: 13.5px; text-align: left; cursor: pointer; color: var(--ink);
}
.station-opt:last-child { border-bottom: none; }
.station-opt:hover, .station-opt:focus { background: var(--teal-mist); }
.station-opt .st-dot { font-size: 14px; flex-shrink: 0; opacity: .7; }
.station-opt .st-name { flex: 1; font-weight: 600; }
.station-opt .crs {
  font-family: var(--mono); font-size: 11px; color: var(--teal); font-weight: 700;
  background: var(--teal-mist); padding: 2px 7px; border-radius: 6px; flex-shrink: 0;
}
input.picked { border-color: var(--teal); background: var(--teal-mist); font-weight: 700; }
.direct-status { margin-top: 8px; font-size: 12.5px; border-radius: 10px; padding: 9px 11px; line-height: 1.5; }
.direct-status.checking { background: var(--teal-mist); color: var(--teal); }
.direct-status.ok { background: var(--green-mist); color: var(--green); font-weight: 700; }
.direct-status.bad { background: var(--red-mist); color: var(--red); }
.direct-status .hint { display: block; margin-top: 4px; color: var(--slate); }