/* Sizes are in rem: app.js sets the root font size from the screen size,
   so the whole dashboard scales with the display (1rem = 16px at 1024x768). */

/* Day theme; the night theme only redefines these variables. */
:root {
  --bg: #ECEEF1;
  --surface: #FFFFFF;
  --ink: #15171A;
  --muted: #596069;
  --line: #E1E4E8;
  --alert-bg: #FFF1CC;
  --alert-ink: #6B4100;
  --ok: #15803D;
  --offline: #C2410C;
  --info-bg: #E3EAF4;
  --info-ink: #1F3B63;
  --selected: #E6F4EC;
}

/* Night theme: only the colours change (class set by app.js from 20:00 to 07:00). */
body.night {
  --bg: #0E1013;
  --surface: #1A1D21;
  --ink: #F2F3F5;
  --muted: #A3A9B0;
  --line: #2C3036;
  --alert-bg: #3B2A08;
  --alert-ink: #FCD34D;
  --info-bg: #1C2A3D;
  --info-ink: #BFD3F2;
  --selected: #163323;
}

/* Inter, served by us so the tablet needs no internet for it (SIL OFL, see fonts/OFL.txt).
   A variable font: one file for every weight. */
@font-face {
  font-family: "Inter";
  src: url("fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", sans-serif;
}
/* digits of equal width: countdowns do not shift when a digit changes
   (not on the whole page: Inter would widen the hyphens of the stop names too) */
.clock,
.next,
.later,
.row,
.tile-wait,
.time {
  font-variant-numeric: tabular-nums;
}

#app {
  box-sizing: border-box;
  height: 100vh;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Header: clock, date, status */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.clock {
  font-size: 3rem;
  font-weight: bold;
}
.date {
  margin-left: 1rem;
  font-size: 1.25rem;
  color: var(--muted);
}
.status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 1.25rem;
  background: var(--surface);
  color: var(--muted);
}
.status-dot {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 0.3125rem;
  background: var(--ok);
}
.status.offline .status-dot {
  background: var(--offline);
}
.status.demo {
  background: var(--info-bg);
  color: var(--info-ink);
}
.status.demo .status-dot {
  background: var(--info-ink);
}

/* Traffic alert banner */
button {
  font: inherit;
  color: inherit;
  border: 0;
  cursor: pointer;
}

.banner {
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: 0.875rem;
  background: var(--alert-bg);
  color: var(--alert-ink);
  font-size: 1.125rem;
}
.banner-title {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Cards: 2 columns, up to 6 favourites */
.cards {
  flex: 1;
  min-height: 0;
  display: grid;
  /* minmax(0, ...): a long stop name must not widen its column */
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: minmax(0, 1fr);
  gap: 1rem;
}
.card {
  min-width: 0;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 0;
  padding: 1.25rem 1.5rem;
  border-radius: 1.125rem;
  background: var(--surface);
}
.card-top {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.badge {
  padding: 0.25rem 0.625rem;
  border-radius: 0.5rem;
  color: #FFFFFF;
  font-weight: bold;
  font-size: 1.375rem;
}
.stop {
  flex: 1;
  font-size: 1.625rem;
  font-weight: bold;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pill {
  padding: 0.25rem 0.625rem;
  border-radius: 0.5rem;
  background: var(--alert-bg);
  color: var(--alert-ink);
  font-weight: bold;
}
.destination {
  font-size: 1.125rem;
  color: var(--muted);
}
.countdowns {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
}
.next {
  font-size: 5.5rem;
  font-weight: bold;
  line-height: 0.85;
}
.unit {
  margin-left: 0.5rem;
  font-size: 1.75rem;
}
.later {
  text-align: right;
  font-size: 2.125rem;
  font-weight: bold;
}
.later-small {
  font-size: 1.125rem;
  font-weight: normal;
  color: var(--muted);
}
.card-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.empty {
  font-size: 1.375rem;
  color: var(--muted);
}

.picto {
  /* a block, not inline: an inline image sits on the text baseline and leaves a gap below */
  display: block;
  width: auto;
  flex-shrink: 0;
}
.badge {
  flex-shrink: 0;
}
/* Demo only: a badge shaped like the official pictograms, mode on red + line */
.badge.split {
  display: inline-flex;
  padding: 0;
  overflow: hidden;
  border-radius: 0.375rem;
}
.badge-mode,
.badge-code {
  padding: 0.2rem 0.35rem;
}
.badge-mode {
  background: #E2001A;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.chip,
.back {
  padding: 0.75rem 1.125rem;
  border-radius: 1rem;
  background: var(--surface);
  font-size: 1.125rem;
  font-weight: bold;
}
.header > .back + * {
  margin-left: 1.25rem;
}
.title {
  flex: 1;
  margin-left: 1rem;
}
.title-main {
  margin: 0;
  font-size: 1.875rem;
  font-weight: bold;
}
.grow {
  flex: 1;
  min-width: 0;
}
.muted {
  color: var(--muted);
}
.pill.info {
  background: var(--info-bg);
  color: var(--info-ink);
}

/* Two panels side by side (detail and edit screens) */
.columns {
  flex: 1;
  min-height: 0;
  display: flex;
  gap: 1rem;
}
.panel {
  flex: 2;
  min-width: 0;
  overflow: auto;
  padding: 1.25rem 1.5rem;
  border-radius: 1.125rem;
  background: var(--surface);
}
.panel.wide {
  flex: 3;
}
.panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Detail: departures and the timeline of the next stops */
.row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 2rem;
  font-weight: bold;
}
.row .muted,
.row .time {
  font-size: 1.375rem;
  font-weight: normal;
}
.row.first {
  font-size: 4rem;
}
.timeline {
  margin: 0;
  padding: 0 0 0 0.625rem;
  list-style: none;
}
.timeline li {
  position: relative;
  display: flex;
  align-items: center;
  height: 3rem;
  padding-left: 1.375rem;
  border-left: 0 solid; /* no border drawn, but its colour (inline) feeds the line and the ring */
  font-size: 1.1875rem;
}
/* the line itself, from the first stop's ring to the last one's */
.timeline li::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  border-left: 0.25rem solid;
  border-color: inherit;
}
.timeline li:first-child::after {
  top: 50%;
}
.timeline li:last-child::after {
  bottom: 50%;
}
.timeline li.current {
  font-weight: bold;
}
/* a ring on the line for each stop, filled for the current one;
   it takes the line colour from the li's inline border colour */
.timeline li::before {
  content: "";
  position: absolute;
  top: 50%;
  z-index: 1; /* above the line */
  left: -0.375rem;
  margin-top: -0.5rem;
  width: 0.625rem;
  height: 0.625rem;
  border: 0.1875rem solid;
  border-color: inherit;
  border-radius: 50%;
  background: var(--surface);
}
.timeline li.current::before {
  width: 0;
  height: 0;
  border-width: 0.5rem; /* all border: a disc in the line colour */
}

/* Alerts */
.tabs {
  display: flex;
  padding: 0.25rem;
  border-radius: 1rem;
  background: var(--surface);
}
.tab {
  padding: 0.75rem 1.125rem;
  border-radius: 0.75rem;
  background: transparent;
  font-size: 1.0625rem;
}
.tab.on {
  background: var(--ink);
  color: var(--bg);
  font-weight: bold;
}
.alerts {
  flex: 1;
  min-height: 0;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.alert {
  flex: none;
  display: flex;
  gap: 1.25rem;
}
.alert h2 {
  margin: 0.5rem 0;
  font-size: 1.375rem;
}
.meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 2rem; /* the height of the line picto beside it: their centres line up */
}
.message {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Edit */
.fav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}
.fav-stop {
  font-size: 1.1875rem;
  font-weight: bold;
}
.fav .muted {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background: var(--bg);
}
.step {
  margin: 0.875rem 0 0.5rem;
  font-weight: bold;
  color: var(--muted);
}
.choices {
  display: flex;
  gap: 0.5rem;
}
.choices.wrap {
  flex-wrap: wrap;
}
.choice {
  flex: 1;
  min-height: 3rem;
  padding: 0 0.625rem;
  border-radius: 0.75rem;
  background: var(--bg);
  font-size: 1.0625rem;
}
.direction {
  width: 100%;
  justify-content: center;
  gap: 0.75rem;
  font-weight: bold;
}
.direction:disabled {
  color: var(--ink);
}
.choices.wrap .choice {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
}
.choice.on {
  /* inside the button: an outline is drawn outside, and the scrolling line list cuts it off */
  box-shadow: inset 0 0 0 0.1875rem var(--ink);
  font-weight: bold;
}
.stops {
  max-height: 11.25rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
}
.stop-row {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
  background: transparent;
  font-size: 1.125rem;
  text-align: left;
}
.stop-row.on {
  background: var(--selected);
  font-weight: bold;
}
.add {
  width: 100%;
  margin-top: 0.875rem;
  padding: 1rem;
  border-radius: 0.875rem;
  background: #C8001A;
  color: #FFFFFF;
  font-size: 1.1875rem;
  font-weight: bold;
}
.error {
  margin: 0;
  color: var(--offline);
  font-weight: bold;
}

/* Icons */
.with-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}
.icon-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1rem;
  background: var(--surface);
}
.icon {
  display: flex;
  align-items: center;
  justify-content: center;
}
.panel-head .with-icon {
  color: var(--muted);
  font-weight: 500;
}
.panel-head .offline-text {
  color: var(--offline);
}

/* Portrait screens (a phone, a rotated tablet): one column. */
@media (orientation: portrait) {
  /* the page scrolls instead of squeezing the cards into the screen height */
  #app {
    height: auto;
    min-height: 100vh;
  }
  .cards {
    grid-template-columns: 1fr;
    grid-auto-rows: 14rem;
  }
  .columns {
    flex-direction: column;
  }
}

/* Browse: lines, stops and the line map */
.browse-lines {
  max-height: 9rem;
  overflow: auto;
  margin: 0.75rem 0;
}
.browse-stops {
  margin-top: 0.75rem;
}
.stop-link {
  padding: 0;
  background: transparent;
  font-size: inherit;
  font-weight: inherit;
  text-align: left;
}
.browse-right {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.browse-map {
  /* Leaflet's panes use z-index 400+: keep them below the rest of the page */
  position: relative;
  z-index: 0;
  flex: 1;
  min-height: 12rem;
  border-radius: 0.75rem;
  background: var(--bg);
}
.browse-detail {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.browse-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.tiles {
  display: flex;
  gap: 0.75rem;
}
.tile {
  flex: 1;
  padding: 0.5rem 0.875rem;
  border-left: 0.3rem solid;
  border-radius: 0.5rem;
  background: var(--bg);
}
.tile-wait {
  font-size: 1.75rem;
  font-weight: bold;
}
.time {
  color: var(--muted);
  font-weight: normal;
}
.time.live {
  color: var(--ok);
}

/* 5 or 6 favourites: three rows of cards, so smaller countdowns */
.cards.compact .card {
  padding: 0.875rem 1.25rem 0.75rem;
}
.cards.compact .next {
  font-size: 3.75rem;
}
.cards.compact .unit {
  font-size: 1.375rem;
}
.cards.compact .later {
  font-size: 1.625rem;
}
.cards.compact .card-bottom {
  padding-top: 0.5rem;
}
.cards.offline .next,
.cards.offline .unit,
.cards.offline .later {
  color: var(--muted);
}

/* Alerts: a fixed column for the pictograms, a tap unfolds the message */
.alert {
  cursor: pointer;
}
.alert-line {
  width: 6.5rem;
  flex-shrink: 0;
}
.alert.open .message {
  display: block;
  overflow: visible;
}

/* Edit: the long bus list scrolls on its own, so steps 3 and 4 stay visible */
.panel .choices.wrap {
  max-height: 9rem;
  overflow: auto;
}
.panel .stops {
  max-height: 9.5rem;
}
.add.disabled {
  margin-bottom: 0;
  background: var(--bg);
  color: var(--muted);
  font-weight: normal;
  text-align: center;
  cursor: default;
}

/* Browse: empty and error hints, centred in the map box */
.map-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  margin: 0;
  padding: 1rem;
  box-sizing: border-box;
  text-align: center;
  color: var(--muted);
  font-size: 1.25rem;
}
/* A dark map at night: invert the tiles, keep the hues */
body.night .leaflet-tile-pane {
  filter: invert(100%) hue-rotate(180deg) brightness(95%) contrast(90%);
}

@media (orientation: portrait) {
  .header {
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  .browse-right {
    order: -1;
    min-height: 60vh;
  }
}