:root {
  --navy: #0c1b3d;
  --navy-2: #172a57;
  --sky: #dfe7f3;
  --paper: #ffffff;
  --ink: #0c1b3d;
  --muted: #4a5775;
  --signal: #ffd23f;
  --rule: #c3cee2;

  --sans: "Avenir Next", "Helvetica Neue", "Segoe UI", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --serif: Charter, "Bitstream Charter", "Sitka Text", Georgia, serif;

  --pad: clamp(16px, 4.5vw, 64px);
}

.cat-all { --c: var(--signal); --on: var(--navy); }
.cat-culture { --c: #b4236b; --on: #fff; }
.cat-food { --c: #c24a00; --on: #fff; }
.cat-movement { --c: #0a6bbd; --on: #fff; }
.cat-people { --c: #6a3fb5; --on: #fff; }
.cat-places { --c: #0b7a4b; --on: #fff; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--sky);
  color: var(--ink);
  font: 400 1rem/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
body.is-locked { overflow: hidden; }
h1, h2, h3, p, ol { margin: 0; }
ol { padding: 0; list-style: none; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
svg { display: block; }
[hidden] { display: none !important; }

:focus-visible {
  outline: 3px solid var(--navy);
  outline-offset: 2px;
  box-shadow: 0 0 0 2px #fff;
}
.masthead :focus-visible, .reader__bar :focus-visible {
  outline-color: var(--signal);
  box-shadow: none;
}

.skip {
  position: absolute; left: 12px; top: -80px; z-index: 50;
  background: var(--signal); color: var(--navy); padding: 10px 14px; font-weight: 700;
}
.skip:focus { top: 12px; }

/* ---------- masthead ---------- */
.masthead {
  background: var(--navy);
  color: #fff;
  padding: 22px var(--pad) 0;
  border-bottom: 8px solid var(--signal);
}
.masthead__top {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--signal); }
.brand__mark { width: 40px; height: 40px; }
.brand__name {
  font-weight: 800; font-size: 1.75rem; letter-spacing: -0.02em; text-transform: uppercase; color: #fff;
}
.masthead__issue {
  font: 500 0.8125rem/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: #c9d4ee;
}

.masthead__lead {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 24px 64px;
  align-items: end;
  padding: clamp(28px, 5vw, 64px) 0 clamp(28px, 4vw, 48px);
}
.masthead__lead h1 {
  font-weight: 800;
  font-size: clamp(2.25rem, 5.6vw, 5rem);
  line-height: 1;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.masthead__lead p { color: #d6def2; font-size: 1.125rem; max-width: 34ch; }

/* line map */
.linemap { padding-bottom: 0; }
.linemap__stops {
  position: relative;
  display: flex; justify-content: space-between; gap: 8px;
  padding: 0 0 0;
  margin-bottom: -1px;
}
.linemap__stops::before {
  content: ""; position: absolute; left: 0; right: 0; top: 10px; height: 8px;
  background: linear-gradient(90deg, var(--signal), #b4236b, #c24a00, #0a6bbd, #6a3fb5, #0b7a4b);
  border-radius: 4px;
}
.linemap__stops li { flex: 1 1 0; display: flex; }
.linemap__stops li:first-child .stop { align-items: flex-start; }
.stop {
  position: relative;
  flex: 1;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  background: none; border: 0; padding: 0 4px 16px; color: #fff;
}
.stop__dot {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--navy); border: 6px solid var(--c);
  transition: transform .15s ease, background-color .15s ease;
}
.stop__label {
  font-weight: 700; font-size: 0.9375rem; letter-spacing: 0.02em;
  padding: 2px 6px; border-bottom: 3px solid transparent;
}
.stop:hover .stop__dot { transform: scale(1.15); }
.stop[aria-pressed="true"] .stop__dot { background: var(--c); border-color: #fff; transform: scale(1.2); }
.stop[aria-pressed="true"] .stop__label { border-bottom-color: var(--signal); }

/* ---------- controls ---------- */
main { padding: 0 var(--pad) 56px; }
.controls {
  display: grid; grid-template-columns: minmax(0, 1fr) 240px auto; gap: 16px; align-items: end;
  padding: 32px 0 24px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font: 700 0.75rem/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted);
}
.field input, .field select {
  height: 52px; padding: 0 14px; background: #fff; border: 2px solid var(--navy); border-radius: 0;
  font-size: 1rem; width: 100%;
}
.field select { appearance: none; padding-right: 40px;
  background-image: linear-gradient(45deg, transparent 50%, var(--navy) 50%), linear-gradient(135deg, var(--navy) 50%, transparent 50%);
  background-position: calc(100% - 22px) 23px, calc(100% - 16px) 23px;
  background-size: 6px 6px; background-repeat: no-repeat;
}
.field input::placeholder { color: #66728f; opacity: 1; }

.saved-toggle {
  height: 52px; display: inline-flex; align-items: center; gap: 10px; padding: 0 20px;
  background: #fff; border: 2px solid var(--navy); font-weight: 700;
}
.saved-toggle svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linejoin: round; }
.saved-toggle__count {
  display: inline-block; min-width: 1.6em; padding: 0 6px; margin-left: 4px; text-align: center;
  font: 700 0.8125rem/1.6 var(--mono); background: var(--navy); color: #fff; border-radius: 99px;
}
.saved-toggle[aria-pressed="true"] { background: var(--navy); color: #fff; }
.saved-toggle[aria-pressed="true"] svg { fill: var(--signal); stroke: var(--signal); }
.saved-toggle[aria-pressed="true"] .saved-toggle__count { background: var(--signal); color: var(--navy); }

.board-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  border-bottom: 3px solid var(--navy); padding-bottom: 10px; margin-bottom: 16px;
}
.board-head h2 { font: 800 0.875rem/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }
.status { font: 500 0.875rem/1 var(--mono); color: var(--muted); }

/* ---------- departure board ---------- */
.board { display: grid; gap: 12px; }
.row {
  display: grid;
  grid-template-columns: 150px 120px minmax(0, 1fr) auto;
  gap: 8px 28px; align-items: center;
  background: var(--paper);
  border-left: 12px solid var(--c);
  padding: 22px 28px 22px 24px;
  box-shadow: 0 1px 0 rgba(12, 27, 61, .12);
  transition: transform .15s ease, box-shadow .15s ease;
}
.row:hover { transform: translateX(4px); box-shadow: 0 6px 18px rgba(12, 27, 61, .14); }
.row__when { display: flex; flex-direction: column; gap: 2px; font-family: var(--mono); }
.row__no { font-weight: 800; font-size: 2rem; line-height: 1; letter-spacing: -0.04em; color: var(--c); }
.row__when time { font-size: 0.8125rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.badge {
  display: inline-block; padding: 5px 10px 4px; background: var(--c); color: var(--on);
  font: 700 0.75rem/1.2 var(--mono); letter-spacing: 0.1em; text-transform: uppercase;
}
.row__title { font-weight: 800; font-size: clamp(1.25rem, 1.8vw, 1.75rem); line-height: 1.15; letter-spacing: -0.02em; text-wrap: balance; }
.row__summary { margin-top: 6px; color: #2c3a5e; max-width: 62ch; }
.row__meta { margin-top: 10px; font: 500 0.8125rem/1.4 var(--mono); color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: center; }
.row__saved {
  background: var(--signal); color: var(--navy); font-weight: 700; padding: 1px 8px;
  text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.6875rem;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 48px; padding: 0 20px; border: 2px solid var(--navy); border-radius: 0;
  font-weight: 700; background: transparent; white-space: nowrap;
  transition: background-color .15s ease, color .15s ease;
}
.btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.btn--solid { background: var(--navy); color: #fff; }
.btn--solid:hover { background: var(--c, var(--navy-2)); border-color: var(--c, var(--navy-2)); color: var(--on, #fff); }
.btn--solid:hover svg { transform: translateX(2px); }

/* empty */
.empty {
  display: grid; justify-items: start; gap: 12px;
  background: #fff; border: 2px dashed var(--navy); padding: 40px 32px;
}
.empty svg { width: 64px; height: 64px; color: var(--navy); }
.empty h3 { font-weight: 800; font-size: 1.75rem; letter-spacing: -0.02em; }
.empty p { color: var(--muted); max-width: 46ch; }
.empty .btn { margin-top: 8px; }

.footer {
  background: var(--navy); color: #c9d4ee; padding: 28px var(--pad);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 32px; font-size: 0.875rem;
}
.footer strong { color: #fff; text-transform: uppercase; letter-spacing: 0.04em; }

/* ---------- reader ---------- */
.reader {
  position: fixed; inset: 0; margin: 0; padding: 0; border: 0;
  width: 100%; max-width: none; height: 100%; max-height: none;
  background: #fbfcfe; color: var(--ink);
  border-top: 10px solid var(--c);
}
.reader[open] { display: flex; flex-direction: column; animation: slide .22s ease-out; }
.reader::backdrop { background: var(--navy); }
@keyframes slide { from { transform: translateY(24px); opacity: 0; } to { transform: none; opacity: 1; } }

.reader__bar {
  flex: none; display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: var(--navy); color: #fff; padding: 10px var(--pad);
}
.btn--ghost { border-color: #fff; color: #fff; }
.btn--ghost:hover { background: #fff; color: var(--navy); }
.btn--save { border-color: var(--signal); color: var(--signal); }
.btn--save:hover { background: rgba(255, 210, 63, .16); }
.btn--save[aria-pressed="true"] { background: var(--signal); color: var(--navy); }
.btn--save[aria-pressed="true"] svg { fill: var(--navy); }

.reader__scroll { flex: 1; overflow-y: auto; overscroll-behavior: contain; padding: clamp(28px, 5vw, 72px) var(--pad) 80px; }
.reader__article { max-width: 720px; margin: 0 auto; }
.badge--lg { font-size: 0.8125rem; padding: 6px 12px 5px; }
.reader__title {
  margin-top: 20px; font-weight: 800; font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.04; letter-spacing: -0.035em; text-wrap: balance;
}
.reader__dek { margin-top: 18px; font: 400 1.25rem/1.45 var(--serif); font-style: italic; color: #2c3a5e; }
.reader__byline {
  margin-top: 24px; padding: 12px 0; border-block: 2px solid var(--navy);
  display: flex; flex-wrap: wrap; gap: 4px 20px; font: 500 0.8125rem/1.4 var(--mono); text-transform: uppercase; letter-spacing: 0.05em;
}
.reader__body { margin-top: 32px; font: 400 1.1875rem/1.75 var(--serif); }
.reader__body p + p { margin-top: 1.25em; }
.reader__body p:first-child::first-letter {
  float: left; font: 800 4.2rem/0.85 var(--sans); padding: 6px 12px 0 0; color: var(--c);
}
.reader__end {
  margin-top: 40px; display: flex; align-items: center; gap: 14px;
  font: 700 0.75rem/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--c);
}
.reader__end::before { content: ""; width: 20px; height: 20px; border-radius: 50%; border: 6px solid var(--c); }
.reader__end::after { content: ""; flex: 1; height: 4px; background: var(--c); order: -1; }
.reader__end { flex-direction: row-reverse; }

/* ---------- mobile ---------- */
@media (max-width: 900px) {
  .masthead__lead { grid-template-columns: 1fr; gap: 16px; }
  .controls { grid-template-columns: 1fr 1fr; }
  .field--search { grid-column: 1 / -1; }
  .row { grid-template-columns: auto 1fr; padding: 18px 18px 18px 16px; border-left-width: 10px; }
  .row__when { flex-direction: row; align-items: baseline; gap: 12px; }
  .row__no { font-size: 1.5rem; }
  .row__line { justify-self: end; }
  .row__main, .row__act { grid-column: 1 / -1; }
  .row__act .btn { width: 100%; }
}
@media (max-width: 640px) {
  .brand__name { font-size: 1.375rem; }
  .brand__mark { width: 32px; height: 32px; }
  .masthead__lead p { font-size: 1rem; }
  /* line map becomes a row of pill stops */
  .linemap__stops { flex-wrap: wrap; gap: 8px; padding-bottom: 16px; margin-bottom: 0; }
  .linemap__stops::before { display: none; }
  .linemap__stops li { flex: 0 0 auto; }
  .stop { flex-direction: row; padding: 0 14px 0 8px; height: 44px; border: 2px solid #3a4c7c; border-radius: 99px; gap: 6px; }
  .stop__dot { width: 22px; height: 22px; border-width: 5px; }
  .stop__label { border-bottom: 0 !important; padding: 0; }
  .stop[aria-pressed="true"] { background: #fff; color: var(--navy); border-color: #fff; }
  .stop[aria-pressed="true"] .stop__dot { transform: none; border-color: var(--navy); }
  .controls { padding-top: 24px; }
  .controls { grid-template-columns: 1fr; }
  .saved-toggle { justify-content: center; }
  .reader__bar .btn { padding: 0 14px; }
  .reader__body { font-size: 1.125rem; }
  .btn--save span { font-size: 0.9375rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .row:hover { transform: none; }
}