@font-face {
  font-family: 'DM Serif Display';
  src: url('assets/dm-serif.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Literata';
  src: url('assets/literata.ttf') format('truetype');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('assets/ibm-plex-mono.ttf') format('truetype');
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #f3ecdd;
  --paper-2: #ebe2cf;
  --ink: #1a1714;
  --ink-soft: #4a433a;
  --accent: #c94a2b;
  --accent-2: #2b5c8a;
  --line: #1a1714;
  --shadow: 6px 6px 0 #1a1714;
  --radius: 0px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Literata', Georgia, serif;
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 20% 10%, rgba(201,74,43,0.06), transparent 40%),
    radial-gradient(circle at 80% 90%, rgba(43,92,138,0.06), transparent 40%);
}

.paper {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

/* Masthead */
.masthead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 3px solid var(--ink);
  padding-bottom: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand__mark {
  font-family: 'DM Serif Display', serif;
  font-size: 72px;
  line-height: 0.85;
  color: var(--accent);
  border: 3px solid var(--ink);
  padding: 4px 14px 0;
  background: var(--paper-2);
  box-shadow: 4px 4px 0 var(--ink);
}
.brand__name {
  font-family: 'DM Serif Display', serif;
  font-size: 44px;
  margin: 0;
  letter-spacing: 2px;
  line-height: 1;
}
.brand__tag {
  margin: 4px 0 0;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.masthead__note {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-soft);
  margin: 0;
}

/* Controls */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: end;
  margin-bottom: 36px;
  padding: 16px;
  border: 2px solid var(--ink);
  background: var(--paper-2);
  box-shadow: var(--shadow);
}
.field { display: flex; flex-direction: column; gap: 4px; flex: 1 1 220px; }
.field__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}
.controls input, .controls select {
  font-family: 'Literata', serif;
  font-size: 16px;
  padding: 8px 10px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  border-radius: 0;
}
.controls input:focus, .controls select:focus, button:focus {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.toggle {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 10px 14px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--ink);
}
.toggle[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
}

/* Route */
.route-wrap { position: relative; }
.route {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}
.route::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  transform: translateX(-50%);
  background: repeating-linear-gradient(to bottom, var(--ink) 0 8px, transparent 8px 16px);
  z-index: 0;
}
.stop {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 16px;
  align-items: center;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}
.stop:nth-child(odd) .stop__card { grid-column: 1; }
.stop:nth-child(odd) .stop__marker { grid-column: 2; }
.stop:nth-child(odd) .stop__spacer { grid-column: 3; }
.stop:nth-child(even) .stop__card { grid-column: 3; }
.stop:nth-child(even) .stop__marker { grid-column: 2; }
.stop:nth-child(even) .stop__spacer { grid-column: 1; }
.stop__spacer { display: block; }
.stop__marker {
  width: 52px;
  height: 52px;
  border: 2px solid var(--ink);
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'DM Serif Display', serif;
  font-size: 22px;
  box-shadow: 3px 3px 0 var(--ink);
  justify-self: center;
}
.stop__card {
  border: 2px solid var(--ink);
  background: var(--paper);
  padding: 16px 18px;
  box-shadow: var(--shadow);
  position: relative;
}
.stop__card::before {
  content: attr(data-num);
  position: absolute;
  top: -12px;
  left: 12px;
  background: var(--accent);
  color: #fff;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  padding: 2px 6px;
  letter-spacing: 1px;
}
.stop__card h3 {
  font-family: 'DM Serif Display', serif;
  font-size: 22px;
  margin: 6px 0 6px;
  line-height: 1.15;
}
.stop__card p {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--ink-soft);
}
.stop__meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-soft);
  margin-bottom: 10px;
}
.open-item {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 8px 12px;
  border: 2px solid var(--ink);
  background: var(--accent-2);
  color: #fff;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--ink);
}
.open-item:hover { transform: translate(-1px,-1px); }

.empty {
  text-align: center;
  padding: 40px 20px;
  border: 2px dashed var(--ink);
  margin-top: 20px;
}
.empty__title {
  font-family: 'DM Serif Display', serif;
  font-size: 28px;
  margin: 0 0 6px;
}
.empty__body { color: var(--ink-soft); margin: 0 0 16px; }
.empty__reset {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 8px 12px;
  border: 2px solid var(--ink);
  background: var(--paper);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--ink);
}

/* Overlay / detail */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
}
.overlay[hidden] { display: none; }
.overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26,23,20,0.55);
}
.detail {
  position: relative;
  z-index: 1;
  width: min(640px, 92vw);
  height: 100%;
  overflow: auto;
  background: var(--paper);
  border-left: 3px solid var(--ink);
  padding: 28px 26px 40px;
  box-shadow: -8px 0 0 var(--ink);
  animation: slideIn 0.25s ease-out;
}
@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}
.detail__close {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 6px 10px;
  border: 2px solid var(--ink);
  background: var(--paper-2);
  cursor: pointer;
  margin-bottom: 18px;
}
.detail__meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.detail__title {
  font-family: 'DM Serif Display', serif;
  font-size: 34px;
  line-height: 1.1;
  margin: 0 0 10px;
}
.detail__summary {
  font-style: italic;
  color: var(--ink-soft);
  margin: 0 0 18px;
  font-size: 17px;
}
.detail__body p {
  margin: 0 0 14px;
}
.detail__actions { margin-top: 24px; }
.savebtn {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 10px 14px;
  border: 2px solid var(--ink);
  background: var(--paper);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--ink);
}
.savebtn[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
}

.foot {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--ink-soft);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Mobile */
@media (max-width: 720px) {
  .route::before { left: 26px; transform: none; }
  .stop {
    grid-template-columns: 40px 1fr;
    gap: 12px;
  }
  .stop__spacer { display: none; }
  .stop__marker { grid-column: 1; width: 36px; height: 36px; font-size: 16px; }
  .stop__card { grid-column: 2; }
  .brand__mark { font-size: 48px; padding: 2px 10px 0; }
  .brand__name { font-size: 32px; }
  .detail { width: 100vw; }
  .masthead { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .detail { animation: none; }
  .open-item:hover { transform: none; }
}