/* ============================================================
   Between Stops — a magazine of everyday city life
   Direction: night-transit dispatch board. Ink field, taxi-yellow
   accent, colored category "lines", wayfinding in mono.
   ============================================================ */

/* ---------- Fonts (local) ---------- */
@font-face {
  font-family: "Oswald";
  src: url("assets/oswald.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("assets/work-sans.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --ink: #0e1216;        /* canvas */
  --ink-2: #141a21;     /* surface */
  --ink-3: #1a222b;     /* raised surface */
  --line: #26303b;      /* hairlines */
  --text: #ece7db;      /* warm paper text */
  --body-text: #d6d1c4; /* article body */
  --muted: #97a1ac;
  --faint: #79848f;
  --accent: #ffc21f;    /* taxi yellow */
  --accent-ink: #171302;
  --places: #45b3a0;
  --food: #ef7a55;
  --movement: #6d9bee;
  --people: #e87ba5;
  --culture: #b394f5;

  --display: "Oswald", "Arial Narrow", system-ui, sans-serif;
  --body: "Work Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  --measure: 64ch;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  background: var(--ink);
  color-scheme: dark;
  scrollbar-color: #2b3540 var(--ink);
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.detail-open { overflow: hidden; }

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-size: 13px;
  padding: 10px 14px;
  border-radius: 0 0 8px 8px;
  text-decoration: none;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 0; }

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  min-height: 100vh;
}

/* ============================================================
   RAIL
   ============================================================ */
.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 34px;
  padding: 30px 28px 24px;
  border-right: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 194, 31, 0.035), transparent 280px),
    var(--ink);
}

/* Masthead */
.mast { margin: 0; }
.mast-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}
.mast-glyph {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--accent);
  transform: rotate(12deg);
  flex: none;
}
.mast-issue {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.mast-title {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: 56px;
  line-height: 0.98;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}
.mast-slash { color: var(--accent); padding: 0 2px 0 6px; }
.mast-tag {
  margin: 14px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  max-width: 24ch;
}

/* Controls */
.controls { display: flex; flex-direction: column; gap: 18px; }

.field { display: flex; flex-direction: column; gap: 7px; }
.field-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.field-input {
  width: 100%;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  padding: 11px 12px;
}
.field-input::placeholder { color: var(--faint); }
.field-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-color: transparent;
}

.select-wrap { position: relative; }
.select-wrap .field-input {
  appearance: none;
  padding-right: 34px;
  cursor: pointer;
}
.select-arrow {
  position: absolute;
  right: 12px;
  top: 50%;
  translate: 0 -50%;
  color: var(--accent);
  font-size: 13px;
  pointer-events: none;
}

.saved-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--body);
  font-size: 14.5px;
  padding: 11px 14px;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.saved-toggle:hover { border-color: var(--accent); }
.saved-toggle[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}
.saved-toggle-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 1px 8px 2px;
  opacity: 0.75;
}

/* Legend */
.legend-title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: normal;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.legend-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.legend-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--text);
}
.legend-list li:last-child { border-bottom: 1px solid var(--line); }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.legend-blurb {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 10px;
}
.legend-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.rail-foot {
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.rail-foot p {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.65;
  color: var(--faint);
}
.rail-foot p:last-child { margin-bottom: 0; }

/* ============================================================
   BOARD
   ============================================================ */
.board {
  padding: 34px 52px 0;
  max-width: 1080px;
}

.board-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--text);
}
.board-kicker {
  margin: 0;
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: normal;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.board-kicker .board-month { color: var(--faint); }
.board-count {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-align: right;
}

/* Story rows */
.list { list-style: none; margin: 0; padding: 0; }

.row {
  border-left: 3px solid var(--cat, var(--line));
  border-bottom: 1px solid var(--line);
  transition: background-color 0.16s ease;
}
.row:hover, .row:focus-within { background: var(--ink-2); }

.row-main {
  all: unset;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 28px;
  gap: 4px 22px;
  align-items: start;
  width: 100%;
  padding: 22px 10px 22px 22px;
  cursor: pointer;
}
.row-main:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.row-index {
  font-family: var(--mono);
  font-size: 26px;
  line-height: 1.1;
  color: var(--faint);
  padding-top: 4px;
  transition: color 0.16s ease;
}
.row:hover .row-index, .row:focus-within .row-index { color: var(--accent); }

.row-content { display: flex; flex-direction: column; gap: 9px; min-width: 0; }

.row-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.chip {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cat, var(--muted));
  border: 1px solid var(--cat, var(--line));
  border-radius: 999px;
  padding: 3px 10px 3px;
  white-space: nowrap;
}

.saved-flag {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 2px 8px;
}

.row-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: 24px;
  line-height: 1.16;
  letter-spacing: 0.005em;
  color: var(--text);
  transition: color 0.16s ease;
}
.row:hover .row-title { color: #fff; }

.row-summary {
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--muted);
  max-width: var(--measure);
}

.row-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}

.row-arrow {
  color: var(--faint);
  font-size: 18px;
  padding-top: 8px;
  transition: transform 0.16s ease, color 0.16s ease;
}
.row:hover .row-arrow, .row:focus-within .row-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* Lead story */
.row.lead { border-left-width: 6px; }
.row.lead .row-main {
  grid-template-columns: 64px minmax(0, 1fr) 216px 28px;
  padding: 34px 10px 34px 24px;
}
.row.lead .row-index { font-size: 40px; }
.row.lead .row-title { font-size: 38px; line-height: 1.08; }
.row.lead .row-summary { font-size: 17px; max-width: 52ch; }
.lead-thumb {
  height: 158px;
  align-self: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}
.lead-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.72) contrast(1.05) brightness(0.88);
}

/* Empty state */
.empty { padding: 90px 10px 110px; }
.empty-glyph {
  font-family: var(--display);
  font-size: 96px;
  line-height: 0.6;
  color: var(--accent);
  margin: 0 0 18px;
}
.empty-title {
  margin: 0 0 10px;
  font-family: var(--display);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: 0.005em;
}
.empty-text { margin: 0 0 26px; color: var(--muted); max-width: 44ch; }
.empty-reset {
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  border-radius: 8px;
  font-family: var(--body);
  font-size: 15px;
  padding: 12px 20px;
  cursor: pointer;
}
.empty-reset:hover { background: #ffd44d; }
.empty-reset:active { translate: 0 1px; }

/* Colophon */
.colophon {
  margin-top: 64px;
  padding: 22px 10px 30px;
  border-top: 1px solid var(--line);
}
.colophon p {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.7;
  color: var(--faint);
  max-width: 72ch;
}

/* ============================================================
   READING PANEL
   ============================================================ */
.detail {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: var(--ink);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.detail-topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 20px;
  background: rgba(14, 18, 22, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.detail-close, .detail-save {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--body);
  font-size: 14px;
  padding: 9px 14px;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}
.detail-close:hover { border-color: var(--accent); color: var(--accent); }
.detail-save:hover { border-color: var(--accent); }
.detail-save[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.detail-article {
  max-width: 720px;
  margin: 0 auto;
  padding: 54px 26px 90px;
  animation: panel-rise 0.34s cubic-bezier(0.2, 0.7, 0.3, 1) both;
}
@keyframes panel-rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

.detail-header { margin-bottom: 26px; }
.detail-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin: 0 0 18px;
}
.detail-meta {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.detail-title {
  margin: 0 0 16px;
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.02;
  letter-spacing: 0.005em;
}
.detail-byline {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.detail-byline .detail-author { color: var(--accent); }
.detail-byline .dot { padding: 0 4px; color: var(--faint); }

.detail-figure { margin: 0 0 34px; }
.detail-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  filter: saturate(0.8) contrast(1.05) brightness(0.92);
}
.detail-figure figcaption {
  margin-top: 9px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--faint);
}

.detail-body { max-width: var(--measure); }
.detail-body p {
  font-size: 18px;
  line-height: 1.78;
  color: var(--body-text);
  margin: 0 0 1.3em;
}
.detail-body p:first-child::first-letter {
  font-family: var(--display);
  font-size: 66px;
  line-height: 0.8;
  float: left;
  padding: 9px 12px 0 0;
  color: var(--accent);
}

.endmark {
  margin: 36px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}
.endmark span { padding-right: 6px; }

.next {
  margin-top: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 20px;
  background: var(--ink-2);
}
.next-label {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.next-button {
  all: unset;
  display: block;
  cursor: pointer;
  font-family: var(--display);
  font-weight: 400;
  font-size: 23px;
  line-height: 1.2;
  color: var(--text);
  transition: color 0.15s ease;
}
.next-button:hover { color: var(--accent); }
.next-button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1020px) {
  .row.lead .row-main { grid-template-columns: 64px minmax(0, 1fr) 28px; }
  .lead-thumb { display: none; }
}

@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; }

  .rail {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 22px 20px 24px;
    gap: 22px;
  }
  .mast-title { font-size: 42px; }
  .mast-tag { max-width: none; }
  .controls { flex-direction: row; flex-wrap: wrap; }
  .controls .field { flex: 1 1 200px; }
  .saved-toggle { width: auto; flex: none; margin-left: auto; }
  .legend-list li { padding: 6px 0; }
  .legend-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 14px; }
  .legend-blurb { display: none; }
  .rail-foot { display: none; }

  .board { padding: 24px 20px 0; }
  .row-main { grid-template-columns: 34px minmax(0, 1fr); padding: 18px 8px 18px 14px; gap: 2px 14px; }
  .row.lead .row-main { grid-template-columns: 34px minmax(0, 1fr); padding: 26px 8px 26px 14px; }
  .row-arrow { display: none; }
  .row-index { font-size: 15px; padding-top: 5px; }
  .row.lead .row-main { padding: 26px 8px 26px 14px; }
  .row.lead .row-index { font-size: 15px; }
  .row.lead .row-title { font-size: 27px; }
  .row.lead .row-summary { font-size: 15.5px; }
  .row-title { font-size: 20.5px; }
  .empty { padding: 56px 4px 72px; }

  .detail-topbar { padding: 10px 14px; }
  .detail-close span[aria-hidden] { display: inline; }
  .detail-close { font-size: 13px; padding: 8px 12px; }
  .detail-save { font-size: 13px; padding: 8px 12px; }
  .detail-article { padding: 34px 20px 70px; }
  .detail-figure img { aspect-ratio: 16 / 10; }
  .detail-body p { font-size: 17px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .detail-article { animation: none; }
}