/* DueDeck phone app.
 *
 * The palette is the add-on's ui_palette() transcribed, light and dark, and the
 * card is EventCard rebuilt in CSS: type rail, type icon and label, title with
 * the weekday, course pill, countdown. Where a value looks arbitrary here it is
 * almost certainly copied from the add-on on purpose.
 */
:root {
  --bg: #F5F5F5;
  --txt: #0F172A;
  --mut: #64748B;
  --mut2: #94A3B8;
  --card: #FFFFFF;
  --surface: #F8FAFC;
  --border: #E2E8F0;
  --accent-ui: #8B5CF6;
  --accent-bg: #F5F3FF;
  --accent-border: #DDD6FE;
  --urgent: #DC2626;
  --urgent-bg: #FEF2F2;
  --urgent-border: #FECACA;
  --soon: #D97706;
  --soon-bg: #FFFBEB;
  --soon-border: #FCD34D;
  /* A card outside the next two weeks has not earned its colour. */
  --neutral-rail: #CBD5E1;
  /* Replaced at runtime from the snapshot: the box colour chosen in the add-on. */
  --upcoming: #475569;
  /* same_day_group_colors() blends the urgency tint toward the page. */
  --band-amt: 34%;
  --band-edge: 14%;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #2B2B2B;
    --txt: #E5E7EB;
    --mut: #9CA3AF;
    --mut2: #6B7280;
    --card: #1F2937;
    --surface: #111827;
    --border: #374151;
    --accent-ui: #A78BFA;
    --accent-bg: #241D38;
    --accent-border: #4C3B76;
    --urgent: #F87171;
    --urgent-bg: #3B171A;
    --urgent-border: #7F1D1D;
    --soon: #FBBF24;
    --soon-bg: #3A2A0A;
    --soon-border: #8A5B10;
    --neutral-rail: #4B5563;
    --band-amt: 40%;
    --band-edge: 22%;
    --shadow: none;
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html {
  /* No double-tap zoom, and no automatic text inflation in landscape -- the
     layout is already sized for a phone. */
  touch-action: manipulation;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font: 400 15px/1.35 -apple-system, BlinkMacSystemFont, "SF Pro Text", Inter, system-ui, sans-serif;
  /* Keep the last card clear of the home indicator. */
  padding-bottom: calc(28px + env(safe-area-inset-bottom));
}

/* ---- header ------------------------------------------------------------ */

#top {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--bg);
  padding: calc(10px + env(safe-area-inset-top)) 14px 8px;
  border-bottom: 1px solid var(--border);
}

.bar { display: flex; align-items: center; gap: 10px; }

#title {
  margin: 0;
  flex: 1;
  font-size: 21px;
  font-weight: 850;
  letter-spacing: -.02em;
  /* A long calendar title must not push the refresh button off screen. */
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#refresh {
  flex: none;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--mut);
  font-size: 17px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
}
#refresh:active { background: var(--accent-bg); color: var(--accent-ui); border-color: var(--accent-border); }
#refresh.spin span { display: inline-block; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

#summary {
  margin: 3px 0 0;
  font-size: 11.5px;
  font-weight: 650;
  color: var(--mut);
  min-height: 15px;
}

/* Segmented control. Three fixed thirds, so the labels never reflow. */
#tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-top: 10px;
  padding: 3px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 11px;
}

/* `display: grid` above beats the UA stylesheet's `[hidden] { display: none }`,
   so the setup screen's `tabs.hidden = true` needs saying explicitly. */
#tabs[hidden] { display: none; }

#tabs button {
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--mut);
  padding: 7px 0;
  font: 750 13px inherit;
  cursor: pointer;
}
#tabs button[aria-selected="true"] {
  background: var(--card);
  color: var(--accent-ui);
  box-shadow: var(--shadow);
}

/* ---- sections ---------------------------------------------------------- */

#view { padding: 10px 14px 0; }

.section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  margin: 14px 0 6px;
}
#view > .section:first-child { margin-top: 2px; }

.section-title {
  color: var(--accent-ui);
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-radius: 9px;
  padding: 3px 12px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1px;
}
.section-range { font-size: 9px; font-weight: 700; color: var(--mut2); }

.empty-line {
  margin: 6px 0 0;
  padding: 10px 6px;
  text-align: center;
  color: var(--mut);
  background: var(--card);
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
}

/* ---- same-day band ----------------------------------------------------- */

.band {
  margin: 4px 0;
  padding: 4px 6px;
  border: 1px solid transparent;
  border-radius: 9px;
}
.band .card { margin: 4px 0; }
.band.u-urgent {
  background: color-mix(in srgb, var(--urgent-bg) var(--band-amt), var(--bg));
  border-color: color-mix(in srgb, var(--urgent) var(--band-edge), var(--bg));
}
.band.u-soon {
  background: color-mix(in srgb, var(--soon-bg) var(--band-amt), var(--bg));
  border-color: color-mix(in srgb, var(--soon) var(--band-edge), var(--bg));
}
.band.u-later {
  background: color-mix(in srgb, var(--upcoming) 10%, var(--bg));
  border-color: color-mix(in srgb, var(--upcoming) var(--band-edge), var(--bg));
}

.band-tag {
  text-align: center;
  padding: 2px 0 1px;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 1.2px;
}
.band.u-urgent .band-tag { color: var(--urgent); }
.band.u-soon .band-tag { color: var(--soon); }
.band.u-later .band-tag { color: var(--mut2); }

/* ---- the card ---------------------------------------------------------- */

.card {
  display: flex;
  align-items: stretch;
  margin: 5px 0;
  background: var(--card);
  border: 1px solid transparent;
  border-radius: 7px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
}

/* Colour is earned: only this week and next are tinted, unless flagged. */
.card.near {
  background: color-mix(in srgb, var(--accent) 7%, var(--card));
  border-color: color-mix(in srgb, var(--accent) 22%, var(--card));
}
.card.flagged {
  background: color-mix(in srgb, var(--accent) 10%, var(--card));
  border-color: color-mix(in srgb, var(--accent) 32%, var(--card));
}
/* Urgent outranks the type tint — the whole body goes red. */
.card.u-urgent { background: var(--urgent-bg); border-color: var(--urgent-border); }
.card.u-completed { background: var(--surface); border-color: var(--border); }
.card.u-completed .title { color: var(--mut); font-weight: 700; }

.rail { flex: none; width: 4px; background: var(--neutral-rail); }
.card.near .rail, .card.flagged .rail, .card.u-urgent .rail { background: var(--accent); }

.glyph {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  padding: 6px 2px 6px 6px;
  width: 42px;
}

.icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1;
  background: color-mix(in srgb, var(--accent) 16%, var(--card));
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--card));
}

.tlabel {
  font-size: 8px;
  font-weight: 850;
  letter-spacing: .2px;
  color: var(--accent);
}

.body {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
}

.titleline {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.title {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--txt);
  overflow-wrap: anywhere;
}

.date {
  flex: none;
  font-size: 10px;
  font-weight: 650;
  color: var(--mut2);
  white-space: nowrap;
}

.badges {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 5px;
}

.pill {
  min-width: 0;
  border-radius: 5px;
  padding: 2px 7px;
  background: var(--course);
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 850;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.due {
  flex: none;
  margin-left: auto;
  border-radius: 9px;
  padding: 2px 8px;
  border: 1px solid transparent;
  font-size: 10px;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
}
.due.urgent { background: var(--urgent); border-color: var(--urgent); color: #FFFFFF; }
.due.soon { background: var(--soon); border-color: var(--soon); color: #FFFFFF; }
.due.later { background: var(--surface); border-color: var(--border); color: var(--mut2); }
.due.completed { background: var(--surface); border-color: var(--border); color: var(--mut); }

.notes {
  margin-top: 6px;
  padding: 6px 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 11px;
  font-weight: 500;
  color: var(--mut);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.view-all {
  display: block;
  width: 100%;
  margin: 14px 0 4px;
  padding: 10px;
  border: 0;
  background: transparent;
  color: var(--accent-ui);
  font: 750 13px inherit;
  cursor: pointer;
}

/* ---- week pager -------------------------------------------------------- */

.pager {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}
.pager button {
  width: 36px;
  height: 32px;
  flex: none;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card);
  color: var(--txt);
  font: 900 15px inherit;
  cursor: pointer;
}
.pager div { flex: 1; text-align: center; }
.pager strong {
  display: block;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--accent-ui);
  text-transform: uppercase;
}
.pager em { font-style: normal; font-size: 9px; font-weight: 700; color: var(--mut2); }

/* ---- search, setup ----------------------------------------------------- */

#search {
  width: 100%;
  margin-bottom: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--txt);
  /* iOS zooms the page in on focus for anything under 16px. */
  font: 400 16px inherit;
}

.setup { padding: 6px 0 20px; }
.setup h2 { font-size: 17px; margin: 0 0 8px; }
.setup p { color: var(--mut); font-size: 13.5px; line-height: 1.5; }
.setup ol { color: var(--mut); font-size: 13.5px; line-height: 1.6; padding-left: 20px; }

.link-button {
  width: 100%;
  min-height: 46px;
  margin-top: 2px;
  border: 0;
  border-radius: 12px;
  background: var(--accent-ui);
  color: #FFFFFF;
  font: 800 15px inherit;
  cursor: pointer;
}
.setup-note { color: var(--mut); font-size: 12.5px; min-height: 16px; }

#stamp {
  margin: 12px 14px 0;
  text-align: center;
  font-size: 11px;
  font-weight: 650;
  color: var(--mut2);
}
#stamp.stale { color: var(--soon); }