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

:root {
  --maroon-900: #46161a;
  --maroon-700: #7c2b32;
  --maroon-500: #a8434a;
  --maroon-100: #f1dcda;
  --maroon-select: #e3b3ae;

  --grey-900: #262421;
  --grey-700: #55514a;
  --grey-500: #847e73;
  --grey-300: #d9d3c7;
  --grey-150: #ece7dd;
  --grey-100: #f3efe7;
  --paper: #faf8f3;

  --red-600: #ab2b21;
  --white: #ffffff;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --radius: 5px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--grey-100);
  color: var(--grey-900);
  font-family: var(--font-body);
}

button {
  font-family: inherit;
}

.hidden-text {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

/* ----------------------------- Masthead ------------------------------ */

.masthead {
  background: var(--maroon-900);
  color: var(--grey-100);
  padding: 1.75rem 1.5rem 1.5rem;
  text-align: center;
  border-bottom: 3px solid var(--maroon-700);
}

.masthead .eyebrow {
  margin: 0 0 0.35rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--maroon-100);
}

.masthead h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  letter-spacing: 0.01em;
}

.masthead .rule {
  width: 64px;
  height: 2px;
  background: var(--maroon-500);
  margin: 0.7rem auto;
  border: none;
}

.masthead .byline {
  margin: 0;
  font-size: 0.92rem;
  color: var(--grey-150);
}

.masthead .notes {
  margin: 0.35rem auto 0;
  max-width: 40em;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--maroon-100);
}

/* -------------------------------- Layout ------------------------------ */

.load-error {
  max-width: 40em;
  margin: 2rem auto;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--red-600);
  color: var(--red-600);
  border-radius: var(--radius);
  text-align: center;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 1.5rem;
  max-width: 1180px;
  margin: 1.5rem auto;
  padding: 0 1.25rem;
  align-items: start;
}
.layout[hidden] {
  display: none;
}

.puzzle-area {
  min-width: 0;
}

/* ------------------------------- Toolbar ------------------------------ */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  background: var(--paper);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  padding: 0.55rem 0.7rem;
  margin-bottom: 0.65rem;
}

.timer {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--maroon-900);
  margin-right: auto;
}

.icon-btn, .toggle-btn, .text-btn {
  border: 1px solid var(--grey-300);
  background: var(--white);
  color: var(--grey-900);
  border-radius: var(--radius);
  padding: 0.4rem 0.65rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}
.icon-btn { padding: 0.35rem 0.55rem; line-height: 1; }
.icon-btn:hover, .toggle-btn:hover, .text-btn:hover { background: var(--grey-150); }
.toggle-btn.active {
  background: var(--maroon-700);
  border-color: var(--maroon-700);
  color: var(--white);
}
.icon-btn:focus-visible, .toggle-btn:focus-visible, .text-btn:focus-visible,
.dropdown-trigger:focus-visible, .cell:focus-visible {
  outline: 2px solid var(--maroon-700);
  outline-offset: 2px;
}

.dropdown { position: relative; }
.dropdown-trigger {
  border: 1px solid var(--grey-300);
  background: var(--white);
  color: var(--grey-900);
  border-radius: var(--radius);
  padding: 0.4rem 0.65rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
}
.dropdown-trigger:hover { background: var(--grey-150); }
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 140px;
  background: var(--white);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  box-shadow: 0 6px 16px rgba(38, 36, 33, 0.12);
  z-index: 20;
  overflow: hidden;
}
.dropdown.open .dropdown-menu { display: block; }
.dropdown-menu button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.75rem;
  border: none;
  background: none;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--grey-900);
}
.dropdown-menu button:hover { background: var(--maroon-100); }

/* ---------------------------- Current clue bar ------------------------ */

.current-clue-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--maroon-900);
  color: var(--white);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.65rem;
  min-height: 2.3rem;
}
.current-clue-text {
  flex: 1;
  font-size: 0.92rem;
  font-weight: 500;
}
.current-clue-bar button {
  background: none;
  border: none;
  color: var(--maroon-100);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0 0.3rem;
  line-height: 1;
}
.current-clue-bar button:hover { color: var(--white); }

/* --------------------------------- Grid -------------------------------- */

.puzzle-columns {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.grid-wrap {
  position: relative;
  width: min(100%, 560px);
  flex-shrink: 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  grid-template-rows: repeat(var(--rows), 1fr);
  aspect-ratio: var(--cols) / var(--rows);
  width: 100%;
  background: var(--grey-900);
  border: 2px solid var(--grey-900);
  gap: 1px;
  user-select: none;
}

.cell {
  position: relative;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  overflow: hidden;
}
.cell.black {
  background: var(--grey-900);
  cursor: default;
}
.cell .num {
  position: absolute;
  top: 1px;
  left: 2px;
  font-size: clamp(0.5rem, 1.1vw, 0.62rem);
  font-family: var(--font-body);
  color: var(--grey-700);
  font-weight: 600;
  pointer-events: none;
}
.cell .letter {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 2.6vw, 1.25rem);
  font-weight: 600;
  color: var(--grey-900);
  pointer-events: none;
}
.cell.active-word { background: var(--maroon-100); }
.cell.selected {
  background: var(--maroon-select);
  box-shadow: inset 0 0 0 2px var(--maroon-700);
}
.cell.wrong .letter { color: var(--red-600); }
.cell.pencil .letter { color: var(--grey-500); font-style: italic; font-weight: 500; }
.cell.was-wrong::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  border-style: solid;
  border-width: 0 7px 7px 0;
  border-color: transparent var(--red-600) transparent transparent;
}
.cell.revealed::after {
  content: '';
  position: absolute;
  bottom: 2px; right: 2px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--maroon-700);
}

.letter-input {
  position: absolute;
  border: none;
  outline: none;
  background: transparent;
  color: transparent;
  caret-color: transparent;
  padding: 0;
  margin: 0;
  font-size: 16px; /* prevents iOS auto-zoom on focus */
  z-index: 5;
}

.pause-overlay {
  position: absolute;
  inset: 0;
  background: rgba(38, 36, 33, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
}
.pause-overlay[hidden] {
  display: none;
}
.pause-overlay button {
  background: var(--maroon-700);
  color: var(--white);
  border: none;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  cursor: pointer;
}

.solved-banner {
  margin-top: 0.65rem;
  background: var(--maroon-900);
  color: var(--white);
  text-align: center;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1.05rem;
  box-shadow: 0 6px 18px rgba(70, 22, 26, 0.28);
  animation: solved-pop 460ms cubic-bezier(0.34, 1.56, 0.64, 1);
}
.solved-banner.with-help {
  background: var(--maroon-700);
}

@keyframes solved-pop {
  0% { transform: scale(0.88); opacity: 0; }
  60% { transform: scale(1.03); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}

/* ------------------------------ Clue lists ----------------------------- */

.clue-panel {
  flex: 1;
  min-width: 260px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  background: var(--paper);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  padding: 0.85rem;
  max-height: 560px;
}

.clue-column h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--maroon-900);
  border-bottom: 1px solid var(--grey-300);
  padding-bottom: 0.3rem;
}

.clue-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 500px;
  overflow-y: auto;
}

.clue-column li {
  display: flex;
  gap: 0.4rem;
  padding: 0.32rem 0.35rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.86rem;
  line-height: 1.3;
}
.clue-column li:hover { background: var(--grey-150); }
.clue-column li.active-clue {
  background: var(--maroon-100);
  border-left: 3px solid var(--maroon-700);
  padding-left: calc(0.35rem - 3px);
}
.clue-num {
  font-weight: 700;
  color: var(--maroon-700);
  flex-shrink: 0;
  min-width: 1.4em;
}

/* -------------------------------- About box ---------------------------- */

.about-box {
  background: var(--paper);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  align-self: start;
}
.about-box h2 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--maroon-900);
}
.about-box p {
  margin: 0 0 0.85rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--grey-700);
}
.about-box p:last-child { margin-bottom: 0; }

/* ---------------------------------- Modal ------------------------------- */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(38, 36, 33, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 100;
}
.modal-backdrop[hidden] {
  display: none;
}
.modal {
  position: relative;
  background: var(--white);
  border-radius: var(--radius);
  max-width: 420px;
  width: 100%;
  padding: 1.5rem 1.5rem 1.25rem;
  max-height: 85vh;
  overflow-y: auto;
}
.modal h2 {
  margin-top: 0;
  font-family: var(--font-display);
  color: var(--maroon-900);
}
.modal ul { padding-left: 1.1rem; font-size: 0.88rem; line-height: 1.6; color: var(--grey-900); }
.modal-close {
  position: absolute;
  top: 0.6rem; right: 0.75rem;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--grey-700);
  line-height: 1;
}

footer.site-footer {
  text-align: center;
  padding: 1.5rem 1rem 2rem;
  font-size: 0.78rem;
  color: var(--grey-500);
}

/* ------------------------------- Responsive ----------------------------- */

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .about-box { order: 2; }
}

@media (max-width: 640px) {
  .puzzle-columns { flex-direction: column; }
  .grid-wrap { width: 100%; }
  .clue-panel { max-height: none; }
  .clue-column ul { max-height: 240px; }
  .toolbar { justify-content: center; }
  .timer { margin-right: 0; width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}