:root {
  color-scheme: light;
  --paper: #f4f2ec;        /* drawing paper */
  --paper-2: #e9e5da;      /* map sheet, slightly darker */
  --graphite: #2a2826;     /* pencil line + body text */
  --graphite-soft: #6d6a63;/* secondary pencil */
  --truck-red: #c7361f;    /* body paint */
  --velour: #b0946a;       /* cab interior: saddle tan */
  --stripe-gold: #d49b1a;  /* side-stripe accent, used for highlights */
  --river: #4f7891;        /* water */
  --pine: #4c5a3a;         /* ridgelines */
  --warn: #b5481b;         /* warnings */
  --font-display: Impact, "Haettenschweiler", "Arial Narrow Bold", "Helvetica Neue", Arial, sans-serif;
  --font-hand: "Bradley Hand", "Segoe Print", "Chalkboard SE", "Marker Felt", cursive;
  --font-body: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-data: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --space: 8px;
  --radius: 3px;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--graphite); font-family: var(--font-body); }
.wrap { padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: calc(var(--space)*3); max-width: 1180px; margin: 0 auto; }
.note { font-family: var(--font-hand); color: var(--graphite-soft); font-size: 15px; }
button:focus-visible, input:focus-visible, .map-folded:focus-visible { outline: 3px solid var(--stripe-gold); outline-offset: 3px; }

/* Header */
.mast { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: calc(var(--space)*2); border-bottom: 2px solid var(--graphite); padding-bottom: calc(var(--space)*2); }
.eyebrow { font-family: var(--font-data); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--graphite-soft); }
h1 { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; font-size: clamp(36px, 7vw, 76px); line-height: .92; letter-spacing: .01em; margin: 6px 0 0; text-wrap: balance; }
h1 em { font-style: normal; color: var(--truck-red); }
.stripes { display: flex; flex-direction: column; gap: 3px; width: 120px; }
.stripes i { display: block; height: 4px; background: var(--stripe-gold); transform: skewX(-35deg); }
.stripes i:nth-child(2) { background: var(--truck-red); }
.stripes i:nth-child(3) { background: var(--graphite); }

/* Screen 1: the cab */
.cab { margin-top: calc(var(--space)*3); }
.cab svg { width: 100%; height: auto; display: block; }
.cab-caption { margin: 8px 0 0; text-align: right; }
.map-folded { cursor: pointer; }

/* Screen 2: the open map */
.sheet { margin-top: calc(var(--space)*3); background: var(--paper-2); border: 1.5px solid var(--graphite); position: relative; overflow: hidden;
  background-image:
    linear-gradient(90deg, transparent calc(33.33% - 1px), color-mix(in srgb, var(--graphite) 12%, transparent) 33.33%, transparent calc(33.33% + 1px), transparent calc(66.66% - 1px), color-mix(in srgb, var(--graphite) 12%, transparent) 66.66%, transparent calc(66.66% + 1px)),
    linear-gradient(0deg, transparent calc(50% - 1px), color-mix(in srgb, var(--graphite) 10%, transparent) 50%, transparent calc(50% + 1px));
  transform-origin: top center; }
.sheet.opening { animation: unfold .7s cubic-bezier(.2,.8,.2,1); }
@keyframes unfold { from { transform: perspective(900px) rotateX(-70deg) scaleY(.3); opacity: 0 } to { transform: none; opacity: 1 } }

.road { position: relative; height: 120px; border-bottom: 1.5px solid var(--graphite); }
.road svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.road .truck { left: 3%; top: auto; bottom: 22px; width: 150px; height: auto; }
.loading .truck { animation: drive 2.2s linear infinite; }
@keyframes drive { from { left: -12% } to { left: 100% } }

/* Trip form */
.controls { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px 16px; padding: 16px max(16px, 4%); border-bottom: 1.5px dashed var(--graphite-soft); }
.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field label { font-family: var(--font-data); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--graphite-soft); }
.field input { font: 600 15px var(--font-body); color: var(--graphite); background: var(--paper); border: 1.5px solid var(--graphite); border-radius: var(--radius); padding: 7px 9px; min-width: 0; }
.field input[aria-invalid="true"] { border-color: var(--warn); box-shadow: 0 0 0 2px color-mix(in srgb, var(--warn) 20%, transparent); }
.field .err { font-family: var(--font-hand); color: var(--warn); font-size: 14px; }
.field-btn { justify-content: flex-end; }

/* Town match list */
.results { display: flex; flex-wrap: wrap; gap: 6px; }
.results:empty { display: none; }
.pick { font: 600 13px var(--font-body); background: transparent; color: var(--graphite); border: 1.5px solid var(--graphite); border-radius: 999px; padding: 5px 11px; cursor: pointer; text-align: left; }
.pick[aria-pressed="true"] { background: var(--graphite); color: var(--paper); }
.hint { margin: 0; font-family: var(--font-hand); color: var(--graphite-soft); font-size: 15px; }
.btn-solid { font: 600 14px var(--font-body); background: var(--truck-red); color: var(--paper); border: 0; border-radius: var(--radius); padding: 9px 16px; cursor: pointer; }

/* Terrain and route */
.terrain { position: relative; min-height: 320px; padding: 24px 0 40px; }
.edge { position: absolute; top: 0; bottom: 0; width: 17%; pointer-events: none; }
.edge.left { left: 0 } .edge.right { right: 0; transform: scaleX(-1) }
.edge svg { width: 100%; height: 100%; }
.route { position: relative; z-index: 1; width: min(560px, 64%); margin: 0 auto; display: flex; flex-direction: column; }

.btn-solid:disabled { opacity: .5; cursor: default; }

/* Summary */
.summary { display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: center; font-family: var(--font-data); font-size: 13px; margin-bottom: 18px; text-align: center; }
.summary b { font-family: var(--font-display); font-weight: 400; font-size: 26px; display: block; letter-spacing: .02em; }

/* Stop cards, zig-zagging */
.stop { width: 68%; background: var(--paper); border: 1.8px solid var(--graphite); border-radius: var(--radius); padding: 10px 12px; box-shadow: 3px 3px 0 var(--graphite); position: relative; }
.stop:nth-of-type(even) { align-self: flex-end; transform: rotate(.6deg); }
.stop:nth-of-type(odd) { align-self: flex-start; transform: rotate(-.6deg); }
.stop h3 { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; font-size: 21px; letter-spacing: .03em; margin: 0; overflow-wrap: anywhere; }
.stop .meta { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; font-family: var(--font-data); font-size: 12.5px; margin-top: 4px; padding-right: 22px; font-variant-numeric: tabular-nums; }
.stop .meta:empty { display: none; }
.stop .earliest { margin-right: 6px; padding: 1px 5px; background: var(--stripe-gold); color: var(--graphite); font: 700 10px var(--font-data); text-transform: uppercase; letter-spacing: .1em; }
.stop .earliest[hidden] { display: none; }
.stop .mins { display: inline-flex; align-items: center; gap: 4px; color: var(--graphite-soft); }
.stop .unset { font-family: var(--font-hand); color: var(--graphite-soft); font-size: 14px; }
.stop .chips { margin-top: 6px; }
.stop .chip { font-size: 12px; padding: 3px 9px; }
.stop .mins input[type="datetime-local"] { width: auto; font-size: 12.5px; max-width: 100%; }
.stop .mins input { width: 6ch; font: 600 13px var(--font-data); color: var(--graphite); background: var(--paper); border: 1.5px solid var(--graphite); border-radius: var(--radius); padding: 2px 4px; }
.stop .mins input[aria-invalid="true"] { border-color: var(--warn); box-shadow: 0 0 0 2px color-mix(in srgb, var(--warn) 20%, transparent); }
.stop .err { margin: 4px 0 0; font-family: var(--font-hand); color: var(--warn); font-size: 14px; }
.stop .num { position: absolute; top: -12px; right: -10px; width: 26px; height: 26px; border-radius: 50%; background: var(--truck-red); color: var(--paper); font: 400 15px/26px var(--font-display); text-align: center; }

/* Leg connectors */
.leg { display: flex; align-items: center; height: 74px; position: relative; }
.leg svg { position: absolute; left: 18%; width: 64%; height: 100%; overflow: visible; }
.leg svg path { fill: none; stroke: var(--graphite); stroke-width: 2; stroke-linecap: round; stroke-dasharray: 6 5; }
.leg .label { position: relative; margin: 0 auto; background: var(--paper-2); padding: 2px 8px; text-align: center; line-height: 1.2; }
.leg .label b { font-family: var(--font-data); font-size: 13px; font-weight: 700; display: block; }

.leg .mid { position: relative; margin: 0 auto; display: flex; align-items: center; gap: 10px; }
.leg .mid .label { margin: 0; }

/* + pin and the add-stop card */
.plus { position: relative; flex: none; width: 34px; height: 34px; border-radius: 50%; border: 2px dashed var(--graphite); background: var(--paper); color: var(--graphite); font: 400 22px/1 var(--font-display); cursor: pointer; z-index: 2; }
.plus:hover, .plus[aria-expanded="true"] { background: var(--stripe-gold); border-style: solid; }
.addcard { align-self: center; width: 84%; background: var(--paper); border: 2px dashed var(--graphite); border-radius: var(--radius); padding: 12px 14px 14px; margin: 4px 0 10px; transform: rotate(-.4deg); display: flex; flex-direction: column; gap: 8px; }
.addcard h4 { margin: 0; font-family: var(--font-display); font-weight: 400; text-transform: uppercase; font-size: 17px; letter-spacing: .03em; }
.addcard label { font-family: var(--font-data); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--graphite-soft); }
.addcard input { font: 600 15px var(--font-body); color: var(--graphite); background: var(--paper); border: 1.5px solid var(--graphite); border-radius: var(--radius); padding: 7px 9px; min-width: 0; }
.addcard input[aria-invalid="true"] { border-color: var(--warn); box-shadow: 0 0 0 2px color-mix(in srgb, var(--warn) 20%, transparent); }
.addcard .err { margin: 0; font-family: var(--font-hand); color: var(--warn); font-size: 15px; }
.addrow, .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font: 600 13px var(--font-body); background: transparent; color: var(--graphite); border: 1.5px solid var(--graphite); border-radius: 999px; padding: 5px 11px; cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--graphite); color: var(--paper); }

/* Remove × on middle stops */
.remove { position: absolute; bottom: 6px; right: 8px; width: 24px; height: 24px; border: 0; background: transparent; color: var(--graphite-soft); font-size: 20px; line-height: 1; cursor: pointer; }
.remove:hover { color: var(--warn); }

/* Loading and error panels */
.panel { text-align: center; padding: 32px 12px; font-family: var(--font-hand); font-size: 20px; }
.panel h2 { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; font-size: 30px; margin: 0 0 6px; }
.panel p { margin: 0; }
.panel.error h2 { color: var(--warn); }
.panel button { margin-top: 12px; font: 600 14px var(--font-body); background: var(--graphite); color: var(--paper); border: 0; border-radius: var(--radius); padding: 8px 16px; cursor: pointer; }

/* Footer */
.sheet-foot { display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; align-items: center; padding: 12px max(16px, 4%); border-top: 1.5px solid var(--graphite); }
.sheet-foot a { color: var(--graphite); font-weight: 600; }
.foot-btns { display: flex; flex-wrap: wrap; gap: 10px; margin-left: auto; }
.leg .label a { display: block; font-family: var(--font-hand); font-size: 14px; color: var(--graphite); }
.btn-ghost { font: 600 14px var(--font-body); background: transparent; border: 1.5px solid var(--graphite); color: var(--graphite); border-radius: var(--radius); padding: 7px 14px; cursor: pointer; }

@media (max-width: 640px) {
  .edge { width: 12%; opacity: .6 }
  .route { width: 80%; }
  .stop { width: 88%; }
  .road .truck { width: 110px; }
}
@media (prefers-reduced-motion: reduce) {
  .sheet.opening, .loading .truck { animation: none; }
}