:root {
  --bg-1: #f3ead7;
  --bg-2: #f6f2ea;
  --ink: #1f2937;
  --muted: #576070;
  --accent: #d86c3a;
  --accent-2: #2a7c6f;
  --card: #fffaf3;
  --shadow: rgba(31, 41, 55, 0.15);
  --cell-border: #c6b8a6;
  --cell-border-strong: #7c6f60;
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Lucida Sans Unicode", "Lucida Grande", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #fff6de 0%, var(--bg-1) 45%, var(--bg-2) 100%);
  min-height: 100vh;
}

.app {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 20px 40px;
  display: grid;
  gap: 24px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(220px, 320px);
  gap: 20px;
  align-items: center;
  animation: riseIn 0.6s ease both;
}

.hero-text h1 {
  margin: 8px 0 6px;
  font-family: "Georgia", "Times New Roman", serif;
  font-size: clamp(2rem, 3vw, 2.8rem);
  letter-spacing: 0.5px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.7rem;
  color: var(--accent-2);
  margin: 0;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 560px;
}

.status-card {
  background: linear-gradient(145deg, #ffffff, #f1e7d8);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: 0 12px 30px var(--shadow);
  display: grid;
  gap: 12px;
  animation: floatIn 0.7s ease both;
}

.status-label {
  font-size: 0.75rem;
  color: var(--muted);
  display: block;
}

.status-card strong {
  font-size: 1.1rem;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 24px;
}

.panel {
  display: grid;
  gap: 18px;
}

.panel,
.board {
  width: 100%;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 10px 26px var(--shadow);
  display: grid;
  gap: 14px;
  animation: riseIn 0.5s ease both;
}

.card h2 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: 0.4px;
}

.field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.field-row.compact {
  justify-content: flex-start;
}

label {
  font-weight: 600;
  color: var(--muted);
}

input[type="number"],
input[type="range"] {
  width: 120px;
}

input[type="number"] {
  padding: 6px 8px;
  border-radius: 10px;
  border: 1px solid #d7c9b7;
  background: #fff;
  font-size: 0.95rem;
}

input[type="range"] {
  accent-color: var(--accent);
}

button {
  border: none;
  border-radius: 999px;
  padding: 9px 16px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

button:active {
  transform: scale(0.97);
}

.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 18px rgba(216, 108, 58, 0.35);
}

.ghost {
  background: #efe4d6;
  color: var(--ink);
}

.toggle-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.toggle {
  background: #f4eadc;
  color: var(--muted);
  border: 1px solid transparent;
}

.toggle.active {
  background: var(--accent-2);
  color: #fff;
  box-shadow: 0 8px 18px rgba(42, 124, 111, 0.25);
}

.palette {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(32px, 1fr));
  gap: 10px;
}

.swatch {
  height: 32px;
  border-radius: 10px;
  border: 2px solid transparent;
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.4);
  cursor: pointer;
}

.swatch.active {
  border-color: var(--ink);
  transform: scale(1.05);
}

.switch {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 600;
}

.note {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.4;
}

.action-row {
  display: grid;
  gap: 10px;
}

.board {
  background: rgba(255, 255, 255, 0.7);
  border-radius: calc(var(--radius) + 4px);
  padding: 18px;
  box-shadow: inset 0 0 0 1px rgba(124, 111, 96, 0.2), 0 12px 30px var(--shadow);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  display: grid;
  justify-items: center;
  align-items: start;
}

.board-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: var(--muted);
}

.board-wrap {
  display: grid;
  grid-template-columns: auto auto;
  grid-template-rows: auto auto;
  gap: 0;
  align-items: start;
  width: max-content;
  max-width: 100%;
  margin: 0 auto;
}

.top-clues {
  grid-column: 2;
  grid-row: 1;
  display: grid;
  gap: 0;
}

.left-clues {
  grid-column: 1;
  grid-row: 2;
  display: grid;
  gap: 0;
}

.grid {
  grid-column: 2;
  grid-row: 2;
  display: grid;
  gap: 0;
  background: #d7c9b7;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
}

.board-wrap.hide-top {
  grid-template-rows: auto;
}

.board-wrap.hide-top .top-clues {
  display: none;
}

.board-wrap.hide-top .left-clues,
.board-wrap.hide-top .grid {
  grid-row: 1;
}

.cell {
  width: var(--cell-size, 28px);
  height: var(--cell-size, 28px);
  background: #fdf9f3;
  border: 1px solid var(--cell-border);
  border-radius: 0;
}

.cell.major-right {
  border-right: 2px solid var(--cell-border-strong);
}

.cell.major-bottom {
  border-bottom: 2px solid var(--cell-border-strong);
}

.clue-cell {
  width: var(--clue-size, 20px);
  height: var(--clue-size, 20px);
  border-radius: 0;
  border: 1px solid rgba(124, 111, 96, 0.35);
  background: #faf4ec;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  display: grid;
  place-items: center;
  padding: 0;
}

.clue-cell.has-value {
  background: #fff;
}

.clue-cell.has-color {
  box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.08);
}

.clue-cell.is-empty {
  color: #b6a394;
}

.footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 0.85rem;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 1200px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .board {
    padding: 14px;
  }
}

@media (max-width: 760px) {
  .app {
    padding: 22px 14px 28px;
  }

  .status-card {
    grid-template-columns: 1fr;
  }

  .board {
    padding: 12px;
  }
}

@media (max-width: 520px) {
  .hero-text h1 {
    font-size: 1.8rem;
  }

  .field-row {
    flex-direction: column;
    align-items: flex-start;
  }

  input[type="number"],
  input[type="range"] {
    width: 100%;
  }

  .toggle-group {
    gap: 6px;
  }
}

/* Ghost canvas grid ile aynı alanda (üst üste) duracak */
.ghost-canvas {
  grid-column: 2;
  grid-row: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

.grid {
  z-index: 1;
  /* Grid önde */
  /* background: transparent !important; -> JS ile kontrol edilecek */
}

/* Sayıları Bul modunda grid şeffaf */
.grid.transparent-mode {
  background: transparent !important;
}

/* Eski ghost stillerini temizleyebiliriz veya tutabiliriz */
.grid.with-ghost .cell {
  background: transparent;
  border-color: rgba(198, 184, 166, 0.6);
}

/* Dolu hücreler yine görünür olsun */
.grid.with-ghost .cell[style*="background-color"] {
  opacity: 1;
}