:root {
  --bg: #0f1424;
  --bg-2: #161c31;
  --card: #1b2238;
  --line: #2a3352;
  --text: #e9ecf5;
  --muted: #98a2c0;
  --accent: #ff7a59;
  --accent-2: #ffb347;
  --danger: #ff6b6b;
  --r0: #5b6788;   /* < 40 */
  --r1: #d9a441;   /* 40-59 */
  --r2: #ff8a3d;   /* 60-79 */
  --r3: #ff4f7b;   /* 80+ */
  --radius: 14px;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f1ec;
    --bg-2: #ebe6de;
    --card: #ffffff;
    --line: #e1dbd0;
    --text: #1d2233;
    --muted: #6b7184;
    --r0: #a3abc2;
    color-scheme: light;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--accent-2); }

main, .topbar, .foot {
  max-width: 760px;
  margin: 0 auto;
  padding-left: 16px;
  padding-right: 16px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 10px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
}

.muted { color: var(--muted); }

button, input, select {
  font: inherit;
  color: inherit;
}

button {
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 8px 12px;
  cursor: pointer;
  min-height: 40px;
}
button:hover { border-color: var(--muted); }
button:disabled { opacity: 0.5; cursor: default; }
button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: 0;
  color: #1a1020;
  font-weight: 600;
}
button.ghost { background: transparent; }
button.danger { color: var(--danger); }
button.small { min-height: 32px; padding: 4px 10px; font-size: 0.9rem; }

input, select {
  width: 100%;
  min-height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 8px 12px;
}

.search form { display: flex; gap: 8px; }
.search form input { flex: 1; min-width: 0; }

.search-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

.days { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.chip {
  min-height: 34px;
  min-width: 38px;
  padding: 4px 10px;
  border-radius: 999px;
}
.chip[aria-checked="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #1a1020;
  font-weight: 600;
}

.advanced { margin-top: 10px; }
.advanced summary { cursor: pointer; color: var(--muted); }
.advanced label { display: grid; gap: 6px; margin-top: 8px; font-size: 0.95rem; }

.map {
  height: 320px;
  margin-top: 12px;
  border-radius: 10px;
  overflow: hidden;
}

.favs { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 0; }

.status { min-height: 1.5em; margin: 12px 2px; color: var(--muted); }
.status.error { color: var(--danger); }

.location {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  margin: 4px 2px 12px;
}
.location h2 { margin: 0; font-size: 1.2rem; }
.location .meta { color: var(--muted); font-size: 0.9rem; }
.location button { margin-left: auto; }

.day-list { display: grid; gap: 12px; }

.day-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 12px;
  margin-bottom: 8px;
}
.day-head h3 { margin: 0; font-size: 1.05rem; }
.day-head h3::first-letter { text-transform: uppercase; }
.day-head .sun { color: var(--muted); font-size: 0.9rem; }
.badge {
  font-size: 0.8rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--bg-2);
  border: 1px solid var(--line);
}

.slot { border-top: 1px solid var(--line); }
.slot > button {
  display: grid;
  grid-template-columns: 1.6em 4.6em 2.4em 1fr;
  align-items: center;
  gap: 8px;
  width: 100%;
  text-align: left;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 8px 2px;
}
.slot .score { font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; }
.slot .bar {
  position: relative;
  height: 8px;
  border-radius: 999px;
  background: var(--bg-2);
  overflow: hidden;
}
.slot .bar > i { position: absolute; inset: 0 auto 0 0; border-radius: 999px; }
.slot .top { grid-column: 3 / 5; font-size: 0.85rem; color: var(--muted); margin-top: -4px; }
.slot .details { padding: 0 2px 10px 2.2em; font-size: 0.92rem; }
.slot .details h4 { margin: 8px 0 2px; font-size: 0.95rem; }
.slot .details ul { margin: 2px 0; padding-left: 1.1em; color: var(--muted); }

.r0 { background: var(--r0); color: var(--r0); }
.r1 { background: var(--r1); color: var(--r1); }
.r2 { background: var(--r2); color: var(--r2); }
.r3 { background: var(--r3); color: var(--r3); }
.score.r0, .score.r1, .score.r2, .score.r3, .pscore { background: none; }

.hint { margin: 8px 0 0; font-weight: 500; }

.intro h1 { margin: 0 0 6px; font-size: 1.3rem; }
.intro p { margin: 6px 0; }

.foot { padding-top: 24px; padding-bottom: 32px; font-size: 0.85rem; }

dialog {
  width: min(520px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  padding: 16px;
}
dialog::backdrop { background: rgba(5, 8, 18, 0.6); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; }
.dialog-head h2 { margin: 0; font-size: 1.15rem; }
.close { min-height: 32px; }

.tabs { display: flex; gap: 6px; margin: 12px 0; }
.stack { display: grid; gap: 10px; }
.stack label { display: grid; gap: 4px; font-size: 0.92rem; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.list { list-style: none; margin: 6px 0; padding: 0; display: grid; gap: 6px; }
.list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.code {
  font: 600 1.4rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  padding: 8px 12px;
  border-radius: 10px;
  background: var(--bg-2);
  user-select: all;
}
.section { border-top: 1px solid var(--line); margin-top: 14px; padding-top: 12px; }
.section h3 { margin: 0 0 6px; font-size: 1rem; }
.form-error { color: var(--danger); min-height: 1.2em; margin: 0; font-size: 0.9rem; }

@media (max-width: 520px) {
  .days { margin-left: 0; width: 100%; }
  .slot > button { grid-template-columns: 1.6em 4.2em 2.2em 1fr; }
}

.review-pick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}
.review-pick label { color: var(--muted); }
.review-pick input { width: auto; min-height: 38px; }

.review { margin-top: 12px; }
.review h3 { margin: 0 0 4px; font-size: 1.05rem; }
.question {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
}
.question .q-label { flex: 1; min-width: 10em; }
.question .q-actions { display: flex; gap: 6px; margin-left: auto; }
.question button[aria-pressed="true"] { border-color: var(--accent); background: var(--accent); color: #1a1020; }
.stats { margin: 6px 0; padding-left: 1.1em; }
.stats li { margin: 4px 0; }
.reviewing .days { opacity: 0.45; pointer-events: none; }

.map-legend {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 0.8rem;
  line-height: 1.5;
}
.map-legend i {
  display: inline-block;
  width: 14px;
  height: 4px;
  border-radius: 2px;
  vertical-align: middle;
}
.map-legend b { display: block; }
.map-legend b::first-letter { text-transform: uppercase; }

.photos { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.photos img { width: 104px; height: 104px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); }