:root {
  --ink: #2d4a7a;
  --paper: #f0e6d3;
  --bg: #0d0b0a;
  --bg-soft: #171310;
  --text: #f0e6d3;
  --text-dim: #a89880;
  --text-dimmer: #6b5f4a;
  --accent: #d4a017;
  --accent-soft: #b8891a;
  --good: #7fbf5f;
  --bad: #d47a5a;
  --card: #1c1712;
  --card-hi: #2a221a;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(0,0,0,0.4);
  --sans: 'Iowan Old Style', 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  --mono: 'SF Mono', Menlo, Consolas, 'Roboto Mono', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { color-scheme: dark; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 1rem;
  padding-bottom: env(safe-area-inset-bottom);
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0 0.5rem;
  border-bottom: 1px solid var(--text-dimmer);
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
}

.brand {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand span {
  color: var(--accent);
}

main {
  flex: 1;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.daylabel {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

h1#prompt {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.clues {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  counter-reset: clue;
}

.clues li {
  background: var(--card);
  border-radius: var(--radius);
  padding: 0.9rem 1rem 0.9rem 3rem;
  position: relative;
  font-size: 1rem;
  color: var(--text);
  border: 1px solid transparent;
  transition: all 0.3s ease;
  min-height: 48px;
  display: flex;
  align-items: center;
  counter-increment: clue;
}

.clues li::before {
  content: counter(clue);
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--accent);
  width: 1.3rem;
  height: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-soft);
  border-radius: 50%;
}

.clues li.hidden-clue {
  color: var(--text-dimmer);
  font-style: italic;
  background: var(--bg-soft);
}

.clues li.hidden-clue::before {
  color: var(--text-dimmer);
  border-color: var(--text-dimmer);
}

.clues li.revealed {
  animation: fadeIn 0.4s ease;
  border-color: var(--card-hi);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.controls {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

button.primary,
.link-btn {
  font-family: var(--sans);
  cursor: pointer;
  border: 1px solid var(--accent-soft);
  background: var(--accent);
  color: var(--bg);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

button.primary:hover {
  background: var(--accent-soft);
}

button.primary:active {
  transform: translateY(1px);
}

button.primary:disabled {
  background: var(--text-dimmer);
  border-color: var(--text-dimmer);
  color: var(--card);
  cursor: not-allowed;
}

.link-btn {
  background: transparent;
  color: var(--text-dim);
  border: none;
  padding: 0.4rem 0.6rem;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-block;
  cursor: pointer;
}

.link-btn:hover {
  color: var(--accent);
}

.guessline {
  display: flex;
  gap: 0.5rem;
}

.guessline input {
  flex: 1;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--text-dimmer);
  background: var(--card);
  color: var(--text);
  font-family: var(--mono);
  font-size: 1rem;
}

.guessline input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--card-hi);
}

.feedback {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--text-dim);
  min-height: 1.4rem;
}

.feedback.good { color: var(--good); }
.feedback.bad { color: var(--bad); }

.result {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 1px solid var(--accent-soft);
  margin-top: 1rem;
  animation: fadeIn 0.5s ease;
}

.result.hidden { display: none; }

.result h2 {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.result p { margin-bottom: 0.75rem; }

.share {
  font-family: var(--mono);
  font-size: 1.1rem;
  padding: 0.75rem;
  background: var(--bg-soft);
  border-radius: var(--radius);
  color: var(--text);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.result-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.countdown {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.trivia {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--card-hi);
  font-size: 0.95rem;
  color: var(--text-dim);
  font-style: italic;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  border-top: 1px solid var(--text-dimmer);
  padding-top: 1rem;
}

.stat {
  text-align: center;
  padding: 0.5rem;
  background: var(--card);
  border-radius: var(--radius);
}

.statnum {
  display: block;
  font-family: var(--mono);
  font-size: 1.5rem;
  color: var(--accent);
  font-weight: 500;
}

.statlabel {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

dialog {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 90vw;
  width: 400px;
  box-shadow: var(--shadow);
}

dialog::backdrop {
  background: rgba(0,0,0,0.7);
}

dialog h2 {
  color: var(--accent);
  margin-bottom: 0.75rem;
}

dialog ol {
  margin: 0.5rem 0 1rem 1.2rem;
}

dialog li {
  margin-bottom: 0.4rem;
}

dialog p.scoring {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: 0.5rem;
  background: var(--bg-soft);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

footer {
  text-align: center;
  padding: 1.5rem 0;
  color: var(--text-dim);
  font-size: 0.85rem;
  max-width: 640px;
  margin: 0 auto;
  width: 100%;
  border-top: 1px solid var(--text-dimmer);
  margin-top: 2rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

footer .tiny {
  font-size: 0.75rem;
  margin-top: 0.4rem;
  color: var(--text-dimmer);
}

@media (max-width: 480px) {
  h1#prompt { font-size: 1.3rem; }
  .brand { font-size: 1.2rem; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .clues li { font-size: 0.95rem; }
}

.global-stats {
  text-align: center;
  color: #d4a017;
  font-size: 0.9rem;
  opacity: 0.72;
  margin-top: 1.25rem;
  font-family: inherit;
  font-variant-numeric: tabular-nums;
}
.global-stats:empty { display: none; }

/* Practice mode additions */
.headerlinks {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.practice-banner {
  margin: 0.5rem 0 1rem 0;
  padding: 0.5rem 0.9rem;
  background: rgba(212, 160, 23, 0.08);
  border: 1px solid rgba(212, 160, 23, 0.3);
  border-radius: 4px;
  color: #d4a017;
  font-family: 'Iowan Old Style', Georgia, serif;
  font-size: 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.practice-banner .link-btn {
  color: #d4a017;
  font-size: 0.9rem;
}

#practice-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Global hidden helper */
.hidden { display: none !important; }


/* Hard mode toggle chip */
.mode-chip {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--text-dim);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: inherit;
  margin-right: 0.4rem;
  transition: all 0.15s;
}
.mode-chip:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.mode-chip.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}


.solve-dist {
  margin: 0.75rem 0 0.5rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(212, 160, 23, 0.35);
  border-radius: 6px;
  background: rgba(212, 160, 23, 0.06);
  font-size: 0.9rem;
}
.solve-dist.hidden { display: none; }
.solve-dist-title {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent, #d4a017);
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.solve-dist-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr 3rem;
  align-items: center;
  gap: 0.5rem;
  padding: 0.15rem 0;
}
.solve-dist-label { font-variant-numeric: tabular-nums; opacity: 0.8; }
.solve-dist-bar-wrap { display: block; background: rgba(240, 230, 211, 0.08); border-radius: 3px; height: 12px; overflow: hidden; width: 100%; }
.solve-dist-bar { display: block; background: linear-gradient(90deg, #d4a017, #f2c14e); height: 100%; border-radius: 3px; transition: width 0.4s ease; }
.solve-dist-bar.you { background: linear-gradient(90deg, #eecd6a, #ffe08a); }
.solve-dist-pct { font-variant-numeric: tabular-nums; opacity: 0.85; text-align: right; font-size: 0.82rem; }
.solve-dist-you-badge { display: inline-block; margin-left: 0.35rem; font-size: 0.7rem; color: #f0e6d3; background: #d4a017; padding: 1px 5px; border-radius: 3px; vertical-align: middle; }
.solve-dist-footer { margin-top: 0.35rem; font-size: 0.75rem; opacity: 0.65; }

/* --- Discover page --- */
.discover-body {
  padding: 2rem 1.5rem 4rem;
  max-width: 1000px;
  margin: 0 auto;
}
.discover-header {
  margin-bottom: 2rem;
}
.discover-main {
  padding-top: 1rem;
}
.discover-h1 {
  font-family: "Iowan Old Style", "Georgia", serif;
  font-size: 2.5rem;
  color: var(--gold, #d4a017);
  margin: 0 0 1rem;
  line-height: 1.15;
}
.discover-lede {
  font-size: 1.1rem;
  color: var(--paper, #f0e6d3);
  max-width: 640px;
  margin: 0 0 2.5rem;
  line-height: 1.55;
}
.partner-teaser {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  margin: -1rem 0 2rem;
  border: 1px solid rgba(212, 160, 23, 0.22);
  border-radius: 12px;
  background: rgba(212, 160, 23, 0.06);
}

.partner-teaser iframe {
  justify-self: end;
  border-radius: 18px;
}

@media (max-width: 720px) {
  .partner-teaser { grid-template-columns: 1fr; }
  .partner-teaser iframe { justify-self: start; }
}

.discover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 3rem;
}
.discover-card {
  display: block;
  padding: 1.1rem 1.1rem 1.2rem;
  border: 1px solid rgba(212, 160, 23, 0.25);
  border-radius: 10px;
  background: rgba(45, 74, 122, 0.12);
  text-decoration: none;
  color: inherit;
  transition: border-color 120ms, transform 120ms, background 120ms;
}
.discover-card:hover {
  border-color: var(--gold, #d4a017);
  background: rgba(212, 160, 23, 0.08);
  transform: translateY(-2px);
}
.discover-card-badge {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold, #d4a017);
  margin-bottom: 0.4rem;
}
.discover-card-title {
  font-family: "Iowan Old Style", "Georgia", serif;
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
  color: var(--paper, #f0e6d3);
  line-height: 1.25;
}
.discover-card-blurb {
  font-size: 0.92rem;
  line-height: 1.45;
  color: rgba(240, 230, 211, 0.78);
  margin: 0 0 0.9rem;
}
.discover-card-cta {
  font-size: 0.85rem;
  color: var(--gold, #d4a017);
  font-weight: 500;
}
.discover-footer-note {
  font-size: 0.95rem;
  color: rgba(240, 230, 211, 0.7);
  border-top: 1px dashed rgba(240, 230, 211, 0.2);
  padding-top: 1.5rem;
  max-width: 700px;
  line-height: 1.55;
}

/* Streak badge in result panel — retention hook */
.streak-badge {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.05rem 0.5rem;
  border-radius: 999px;
  background: rgba(212, 160, 23, 0.18);
  border: 1px solid rgba(212, 160, 23, 0.4);
  color: #d4a017;
  font-size: 0.85em;
  font-weight: 600;
  white-space: nowrap;
}
.streak-badge.streak-fresh {
  background: rgba(212, 160, 23, 0.08);
  color: #b8890f;
  font-weight: 500;
}

/* Last-7-days archive strip */
.last-week {
  margin: 1.5rem 0 1rem;
  padding: 0.9rem 1rem 0.7rem;
  border-radius: 10px;
  background: rgba(45, 74, 122, 0.06);
  border: 1px solid rgba(45, 74, 122, 0.14);
}
.last-week[hidden] { display: none; }
.last-week-title {
  margin: 0 0 0.55rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #2d4a7a;
}
.last-week-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.35rem;
}
.lw-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  padding: 0.45rem 0.2rem;
  min-height: 3.6rem;
  background: #fbf5e6;
  border: 1px solid rgba(45, 74, 122, 0.12);
  border-radius: 8px;
  font: inherit;
  color: #2d4a7a;
  cursor: pointer;
  transition: background-color 120ms, border-color 120ms;
}
.lw-cell:hover, .lw-cell:focus-visible {
  background: #f0e6d3;
  border-color: rgba(212, 160, 23, 0.55);
  outline: none;
}
.lw-cell[disabled] {
  cursor: default;
  opacity: 0.6;
}
.lw-cell .lw-day {
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  opacity: 0.72;
}
.lw-cell .lw-status {
  font-size: 1.05rem;
  line-height: 1;
}
.lw-cell .lw-pnum {
  font-size: 0.68rem;
  opacity: 0.55;
  font-variant-numeric: tabular-nums;
}
.lw-cell.lw-today {
  border-color: rgba(212, 160, 23, 0.75);
  background: #fff3d9;
}
.lw-cell.lw-solved .lw-status { color: #2d7a4a; }
.lw-cell.lw-failed .lw-status { color: #7a2d2d; }
.last-week-hint {
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  opacity: 0.7;
}
@media (max-width: 500px) {
  .lw-cell { min-height: 3.2rem; padding: 0.35rem 0.15rem; }
  .lw-cell .lw-day { font-size: 0.65rem; }
  .lw-cell .lw-pnum { display: none; }
}