@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,650&family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap");

:root {
  --lg-bg: #0c1118;
  --lg-bg-2: #121a24;
  --lg-elev: #17202c;
  --lg-elev-2: #1c2735;
  --lg-border: #2a384a;
  --lg-border-strong: #3d5168;
  --lg-text: #e8eef6;
  --lg-muted: #8b9bb0;
  --lg-faint: #66758a;
  --lg-gold: #e0b84e;
  --lg-gold-deep: #c4922a;
  --lg-gold-soft: rgba(224, 184, 78, 0.16);
  --lg-teal: #5ec8c5;
  --lg-teal-soft: rgba(94, 200, 197, 0.14);
  --lg-ok: #3dd68c;
  --lg-ok-soft: rgba(61, 214, 140, 0.14);
  --lg-danger: #f07178;
  --lg-danger-soft: rgba(240, 113, 120, 0.14);
  --lg-paper: #efe6d4;
  --lg-paper-2: #e5d9c0;
  --lg-ink: #1c1812;
  --lg-ink-muted: #6d6354;
  --lg-shadow: 0 22px 50px rgba(0, 0, 0, 0.42);
  --lg-radius: 16px;
  --lg-sans: "IBM Plex Sans", "Segoe UI", sans-serif;
  --lg-mono: "IBM Plex Mono", ui-monospace, monospace;
  --lg-serif: "Fraunces", Georgia, serif;
}

html.lg-standalone,
html.lg-standalone body {
  margin: 0;
  height: 100%;
  background: var(--lg-bg);
  color: var(--lg-text);
  font-family: var(--lg-sans);
  color-scheme: dark;
}

html.lg-standalone body {
  background:
    radial-gradient(1000px 480px at 8% -10%, rgba(224, 184, 78, 0.12), transparent 55%),
    radial-gradient(800px 420px at 100% 0%, rgba(94, 200, 197, 0.08), transparent 50%),
    var(--lg-bg);
}

html.lg-standalone #lg-root {
  height: 100%;
  height: 100dvh;
}

.lg-page-wrap {
  padding-top: 8rem;
  padding-bottom: 4rem;
  min-height: 100vh;
  background:
    radial-gradient(1000px 480px at 8% -10%, rgba(224, 184, 78, 0.08), transparent 55%),
    radial-gradient(800px 420px at 100% 0%, rgba(94, 200, 197, 0.05), transparent 50%),
    transparent;
}

.dark .lg-page-wrap {
  background:
    radial-gradient(1000px 480px at 8% -10%, rgba(224, 184, 78, 0.1), transparent 55%),
    radial-gradient(800px 420px at 100% 0%, rgba(94, 200, 197, 0.06), transparent 50%),
    transparent;
}

.lg-page-wrap #lg-root {
  max-width: 1080px;
  margin: 0 auto;
}

.lg-app {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  color: var(--lg-text);
  font-family: var(--lg-sans);
  position: relative;
}

.lg-page-wrap .lg-app {
  min-height: auto;
  height: auto;
  background: var(--lg-bg);
  border: 1px solid var(--lg-border);
  border-radius: var(--lg-radius);
  box-shadow: var(--lg-shadow);
  overflow: hidden;
}

.lg-page-wrap .lg-view {
  overflow: visible;
  flex: none;
}

html.lg-standalone .lg-app {
  height: 100%;
  overflow: hidden;
}

html.lg-standalone .lg-view {
  overflow: auto;
  flex: 1;
  min-height: 0;
}

* { box-sizing: border-box; }

button, input, textarea, select { font-family: inherit; }
button { cursor: pointer; }

/* ---------- Header ---------- */
.lg-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--lg-border);
  background: rgba(12, 17, 24, 0.92);
  backdrop-filter: blur(16px);
  flex-shrink: 0;
}

.lg-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.lg-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--lg-gold), var(--lg-gold-deep));
  color: #1a1408;
  font-family: var(--lg-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(224, 184, 78, 0.28);
}

.lg-brand h1 {
  margin: 0;
  font-family: var(--lg-serif);
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.lg-brand p {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--lg-muted);
}

.lg-header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lg-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--lg-border);
  background: var(--lg-elev);
  color: var(--lg-text);
  display: grid;
  place-items: center;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.lg-icon-btn:hover {
  transform: translateY(-1px);
  border-color: var(--lg-gold);
  background: var(--lg-elev-2);
}

.lg-icon-btn svg { width: 18px; height: 18px; }

.lg-view {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 22px 18px 28px;
}

/* ---------- Splash ---------- */
.lg-splash { max-width: 680px; margin: 0 auto; }

.lg-hero { text-align: center; margin-bottom: 28px; }

.lg-hero h2 {
  font-family: var(--lg-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 650;
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}

.lg-hero p {
  margin: 0 auto;
  max-width: 48ch;
  color: var(--lg-muted);
  line-height: 1.55;
  font-size: 15px;
}

.lg-stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 22px 0 26px;
}

.lg-stat {
  background: var(--lg-elev);
  border: 1px solid var(--lg-border);
  border-radius: 12px;
  padding: 12px 10px;
  text-align: center;
}

.lg-stat b {
  display: block;
  font-variant-numeric: tabular-nums;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--lg-gold);
}

.lg-stat span {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lg-faint);
}

.lg-play-grid { display: grid; gap: 12px; }

.lg-play-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  text-align: left;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--lg-border);
  background: linear-gradient(180deg, var(--lg-elev), var(--lg-bg-2));
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.lg-play-card:hover {
  transform: translateY(-2px);
  border-color: var(--lg-gold);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.lg-play-card.primary {
  border-color: rgba(224, 184, 78, 0.45);
  background:
    linear-gradient(135deg, var(--lg-gold-soft), transparent 55%),
    linear-gradient(180deg, var(--lg-elev), var(--lg-bg-2));
}

.lg-play-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--lg-gold-soft);
  color: var(--lg-gold);
  flex-shrink: 0;
}

.lg-play-card:not(.primary) .lg-play-icon {
  background: var(--lg-teal-soft);
  color: var(--lg-teal);
}

.lg-play-icon svg { width: 20px; height: 20px; }

.lg-play-card strong { display: block; font-size: 16px; margin-bottom: 3px; }

.lg-play-card span {
  display: block;
  font-size: 13px;
  color: var(--lg-muted);
  line-height: 1.4;
}

.lg-play-card em {
  display: block;
  margin-top: 6px;
  font-style: normal;
  font-size: 12px;
  font-weight: 700;
  color: var(--lg-ok);
}

.lg-diff { margin-top: 22px; }

.lg-diff-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lg-faint);
  margin-bottom: 8px;
}

.lg-seg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: var(--lg-bg-2);
  border: 1px solid var(--lg-border);
  border-radius: 12px;
  padding: 6px;
}

.lg-seg button {
  border: 0;
  background: transparent;
  color: var(--lg-muted);
  font-weight: 650;
  font-size: 13px;
  padding: 10px 8px;
  border-radius: 8px;
}

.lg-seg button.active {
  background: var(--lg-elev-2);
  color: var(--lg-text);
  box-shadow: 0 0 0 1px var(--lg-border-strong);
}

.lg-seg button small {
  display: block;
  font-weight: 500;
  font-size: 11px;
  color: var(--lg-faint);
  margin-top: 2px;
}

.lg-how {
  margin-top: 18px;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--lg-teal);
  font-weight: 650;
  font-size: 14px;
  padding: 8px;
}

.lg-how:hover { text-decoration: underline; }

.lg-generating {
  color: var(--lg-muted);
  text-align: center;
  padding: 48px 16px;
  font-size: 15px;
}

/* ---------- Play HUD ---------- */
.lg-hud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: stretch;
  margin-bottom: 14px;
}

.lg-hud-item {
  background: var(--lg-elev);
  border: 1px solid var(--lg-border);
  border-radius: 12px;
  padding: 8px 14px;
  min-width: 86px;
}

.lg-hud-item .lbl {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--lg-faint);
}

.lg-hud-item .val {
  display: block;
  margin-top: 1px;
  font-size: 18px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

.lg-toolbar {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.lg-btn {
  border: 1px solid var(--lg-border);
  background: var(--lg-elev);
  color: var(--lg-text);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 650;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.lg-btn:hover {
  border-color: var(--lg-border-strong);
  background: var(--lg-elev-2);
}

.lg-btn:disabled { opacity: 0.45; cursor: default; }

.lg-btn.gold {
  background: linear-gradient(180deg, var(--lg-gold), var(--lg-gold-deep));
  border-color: transparent;
  color: #1a1408;
}

.lg-btn.gold:hover { filter: brightness(1.05); }

.lg-btn.ghost {
  background: transparent;
  color: var(--lg-muted);
}

.lg-btn.ghost:hover { color: var(--lg-danger); border-color: var(--lg-danger); }

.lg-btn.active {
  border-color: var(--lg-gold);
  background: var(--lg-gold-soft);
  color: var(--lg-gold);
}

.lg-btn svg { width: 15px; height: 15px; }

/* ---------- Puzzle masthead ---------- */
.lg-play-stack,
.lg-board {
  --lg-name-col: minmax(4.2rem, 6.5rem);
  --lg-grid-gap: 8px;
}

.lg-play-stack {
  display: grid;
  grid-template-columns: var(--lg-name-col) repeat(3, minmax(0, 1fr));
  column-gap: var(--lg-grid-gap);
  row-gap: 12px;
}

.lg-issue {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  justify-content: center;
}

.lg-issue .no {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lg-faint);
}

.lg-issue h2 {
  margin: 0;
  font-family: var(--lg-serif);
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  font-weight: 650;
}

/* ---------- Clues ---------- */
.lg-clues {
  grid-column: 2 / -1;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.35), transparent 28%),
    var(--lg-paper);
  color: var(--lg-ink);
  border-radius: 16px;
  padding: 16px 18px 14px;
  box-shadow: var(--lg-shadow);
}

.lg-clues ol {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  list-style: none;
  counter-reset: none;
}

.lg-clues li {
  display: grid;
  grid-template-columns: 1.6rem minmax(0, 1fr);
  gap: 6px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.45;
  cursor: pointer;
  border-radius: 8px;
  padding: 2px 6px 2px 4px;
  transition: opacity 0.15s ease, background 0.15s ease;
}

.lg-clue-num {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--lg-ink-muted);
}

.lg-clues li:hover { background: rgba(28, 24, 18, 0.06); }

.lg-clues li.used {
  opacity: 0.38;
}

.lg-clues li.used .lg-clue-body {
  text-decoration: line-through;
  text-decoration-color: rgba(28, 24, 18, 0.28);
}

.lg-clue-hint {
  margin: 10px 0 0;
  font-size: 11px;
  color: var(--lg-ink-muted);
  text-align: right;
}

/* ---------- Grid ---------- */
.lg-board {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: var(--lg-name-col) repeat(3, minmax(0, 1fr));
  gap: var(--lg-grid-gap);
  align-items: stretch;
}

.lg-col-h {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lg-faint);
  text-align: center;
  padding: 4px 0 2px;
}

.lg-who {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 6px;
  font-family: var(--lg-serif);
  font-weight: 650;
  font-size: 1.05rem;
  color: var(--lg-text);
}

.lg-cell {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.28), transparent 40%),
    var(--lg-paper);
  color: var(--lg-ink);
  border-radius: 14px;
  border: 2px solid transparent;
  padding: 6px 7px 5px;
  min-height: 76px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  gap: 0;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.lg-cell.selected {
  border-color: var(--lg-gold);
  box-shadow: 0 0 0 3px var(--lg-gold-soft);
}

.lg-cell.ready {
  border-color: var(--lg-teal);
  box-shadow: 0 0 0 3px var(--lg-teal-soft);
  background:
    linear-gradient(180deg, rgba(94, 200, 197, 0.2), transparent 42%),
    var(--lg-paper);
}

.lg-cell.selected.ready {
  border-color: var(--lg-teal);
  box-shadow: 0 0 0 3px var(--lg-teal-soft);
}

.lg-cell.wrong {
  border-color: var(--lg-danger);
  background:
    linear-gradient(180deg, rgba(240, 113, 120, 0.12), transparent 40%),
    var(--lg-paper);
}

.lg-cell.locked {
  box-shadow: inset 0 0 0 1px rgba(29, 107, 88, 0.28);
}

.lg-chip {
  display: block;
  width: 100%;
  text-align: center;
  border: 0;
  background: transparent;
  color: var(--lg-ink);
  font-size: 13.5px;
  line-height: 1.35;
  padding: 3px 6px;
  border-radius: 7px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.lg-chip:hover:not(:disabled) { background: rgba(28, 24, 18, 0.06); }

.lg-chip.out {
  color: var(--lg-ink-muted);
  opacity: 0.42;
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
  text-decoration-color: rgba(28, 24, 18, 0.5);
}

.lg-chip.ready {
  font-weight: 700;
  color: #1d6b58;
}

.lg-chip.set {
  font-weight: 700;
  color: #8a6914;
  background: rgba(196, 146, 42, 0.22);
}

.lg-chip.given {
  font-weight: 700;
  color: #1d6b58;
  background: rgba(29, 107, 88, 0.12);
}

.lg-chip:disabled { cursor: default; }

.lg-play-hint {
  margin-top: 14px;
  text-align: center;
  font-size: 12px;
  color: var(--lg-muted);
}

/* ---------- Overlay ---------- */
.lg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 12, 18, 0.72);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 20;
}

.lg-modal {
  width: min(440px, 100%);
  background: var(--lg-elev);
  border: 1px solid var(--lg-border);
  border-radius: 18px;
  padding: 26px 22px 20px;
  box-shadow: var(--lg-shadow);
  text-align: center;
}

.lg-modal h2 {
  font-family: var(--lg-serif);
  margin: 0 0 8px;
  font-size: 1.7rem;
}

.lg-win-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 16px 0;
}

.lg-win-stats div {
  background: var(--lg-bg-2);
  border-radius: 10px;
  padding: 10px 6px;
}

.lg-win-stats b { display: block; font-size: 1.1rem; }
.lg-win-stats span { font-size: 11px; color: var(--lg-muted); }

.lg-modal p {
  color: var(--lg-muted);
  font-size: 14px;
  line-height: 1.55;
  text-align: left;
}

.lg-modal ol {
  text-align: left;
  color: var(--lg-muted);
  font-size: 14px;
  line-height: 1.55;
  padding-left: 1.2rem;
  list-style: decimal;
}

.lg-modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 16px;
}

.lg-toast {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%) translateY(12px);
  background: var(--lg-elev-2);
  border: 1px solid var(--lg-border-strong);
  color: var(--lg-text);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 650;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 30;
}

.lg-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 720px) {
  .lg-stats-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg-header { padding: 10px 12px; }
  .lg-view { padding: 16px 12px 20px; }
  .lg-toolbar { margin-left: 0; width: 100%; }
  .lg-hud-item { min-width: 72px; padding: 7px 10px; }
  .lg-play-stack,
  .lg-board {
    --lg-name-col: minmax(3.4rem, 4.6rem);
    --lg-grid-gap: 6px;
  }
  .lg-board { gap: var(--lg-grid-gap); }
  .lg-who { font-size: 0.92rem; padding-right: 2px; }
  .lg-cell { padding: 6px 5px 5px; min-height: 84px; border-radius: 12px; }
  .lg-chip { font-size: 12px; padding: 2px 4px; }
  .lg-clues { padding: 14px 12px 12px; }
  .lg-clues li { font-size: 14px; }
}

@media (max-width: 420px) {
  .lg-seg { grid-template-columns: 1fr; }
  .lg-play-stack,
  .lg-board { --lg-grid-gap: 5px; }
  .lg-chip { font-size: 11.5px; }
}