/* ============================================================
   CRUCIPUZZLE — Trova le parole nella griglia
   Tema chiaro/scuro
   ============================================================ */

/* ---------- TEMA CHIARO (default) ---------- */
.cp-page,
body {
  --cp-bg: #fafbff;
  --cp-bg-radial-1: rgba(37, 99, 235, 0.06);
  --cp-bg-radial-2: rgba(124, 58, 237, 0.05);
  --cp-surface: #ffffff;
  --cp-surface-2: #f8faff;
  --cp-surface-3: #f1f5fd;
  --cp-text: #0f172a;
  --cp-text-soft: #475569;
  --cp-text-dim: #64748b;
  --cp-mute: #94a3b8;
  --cp-accent: #2563eb;
  --cp-accent-2: #7c3aed;
  --cp-accent-soft: #e5edff;
  --cp-accent-glow: rgba(37, 99, 235, 0.25);
  --cp-border: #e2e8f0;
  --cp-border-strong: #cbd5e1;
  --cp-success: #059669;
  --cp-success-soft: #d1fae5;
  --cp-error: #dc2626;
  --cp-error-soft: #fee2e2;
  --cp-warning: #d97706;
  --cp-warning-soft: #fef3c7;
  --cp-invert: #ffffff;
  --cp-shadow: 0 2px 4px rgba(15, 23, 42, 0.06);
  --cp-shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --cp-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --cp-font: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --cp-mono: 'JetBrains Mono', 'Courier New', monospace;
  --cp-cell: 34px;
  --cp-cell-font: 0.95rem;
}

/* ---------- TEMA SCURO ---------- */
[data-theme="dark"] .cp-page,
[data-theme="dark"] body {
  --cp-bg: #0f1a2a;
  --cp-bg-radial-1: rgba(37, 99, 235, 0.20);
  --cp-bg-radial-2: rgba(124, 58, 237, 0.15);
  --cp-surface: #151b3d;
  --cp-surface-2: #1c2348;
  --cp-surface-3: #232b58;
  --cp-text: #e0eaff;
  --cp-text-soft: #b8c4e8;
  --cp-text-dim: #8b97c4;
  --cp-mute: rgba(224, 234, 255, 0.4);
  --cp-accent: #4c8dff;
  --cp-accent-2: #a78bfa;
  --cp-accent-soft: rgba(76, 141, 255, 0.15);
  --cp-accent-glow: rgba(76, 141, 255, 0.5);
  --cp-border: rgba(255, 255, 255, 0.12);
  --cp-border-strong: rgba(76, 141, 255, 0.4);
  --cp-success: #38d08a;
  --cp-success-soft: rgba(56, 208, 138, 0.15);
  --cp-error: #ff6b6b;
  --cp-error-soft: rgba(255, 107, 107, 0.15);
  --cp-warning: #ffd166;
  --cp-warning-soft: rgba(255, 209, 102, 0.15);
  --cp-invert: #0f1a2a;
  --cp-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  --cp-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --cp-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

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

html, body {
  min-height: 100vh;
  font-family: var(--cp-font);
  color: var(--cp-text);
  background-color: var(--cp-bg);
  background-image:
    radial-gradient(ellipse at 15% 10%, var(--cp-bg-radial-1), transparent 50%),
    radial-gradient(ellipse at 85% 90%, var(--cp-bg-radial-2), transparent 50%);
  background-attachment: fixed;
  padding: 1.5rem 1rem 3rem;
  transition: background-color 0.25s ease, color 0.25s ease;
  -webkit-font-smoothing: antialiased;
}

.cp-wrap {
  max-width: 900px;
  margin: 0 auto;
}

/* ---------- HEADER ---------- */
.cp-header {
  text-align: center;
  margin-bottom: 1.5rem;
  animation: cpFadeDown 0.6s ease-out;
}
@keyframes cpFadeDown {
  from { opacity: 0; transform: translateY(-15px); }
  to { opacity: 1; transform: translateY(0); }
}

.cp-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--cp-accent-soft);
  border: 1.5px solid var(--cp-accent);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cp-accent);
  margin-bottom: 1rem;
  font-family: var(--cp-mono);
}

.cp-header h1 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  color: var(--cp-text);
  margin-bottom: 0.4rem;
  line-height: 1.15;
}
.cp-header p {
  font-size: 0.95rem;
  color: var(--cp-text-dim);
  max-width: 500px;
  margin: 0 auto;
}

/* ---------- CATEGORIE (tabs) ---------- */
.cp-categories {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  background: var(--cp-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 14px;
  padding: 0.6rem;
  margin-bottom: 1.2rem;
  box-shadow: var(--cp-shadow);
}

.cp-cat-btn {
  padding: 0.55rem 1rem;
  border-radius: 10px;
  border: 1.5px solid transparent;
  background: transparent;
  color: var(--cp-text-soft);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}
.cp-cat-btn:hover {
  background: var(--cp-bg-soft, var(--cp-surface-3));
  color: var(--cp-text);
}
.cp-cat-btn.active {
  background: var(--cp-accent);
  color: var(--cp-invert);
  border-color: var(--cp-accent);
  box-shadow: 0 4px 12px var(--cp-accent-glow);
}

/* ---------- LAYOUT ---------- */
.cp-layout {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
}

.cp-board-card {
  background: var(--cp-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: var(--cp-shadow-md);
}

#cp-grid {
  display: grid;
  gap: 2px;
  user-select: none;
  touch-action: none;
}

.cp-cell {
  width: var(--cp-cell);
  height: var(--cp-cell);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--cp-mono);
  font-size: var(--cp-cell-font);
  font-weight: 800;
  background: var(--cp-surface-2);
  color: var(--cp-text);
  border: 1.5px solid var(--cp-border);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}
.cp-cell:hover { background: var(--cp-accent-soft); }
.cp-cell.selected {
  background: var(--cp-accent);
  color: var(--cp-invert);
  border-color: var(--cp-accent);
}
.cp-cell.found {
  background: var(--cp-success-soft);
  color: var(--cp-success);
  border-color: var(--cp-success);
}

/* ---------- SIDE: LISTA PAROLE ---------- */
.cp-side {
  min-width: 220px;
  flex: 1;
  max-width: 300px;
}

.cp-side-card {
  background: var(--cp-surface);
  border: 1.5px solid var(--cp-border);
  border-radius: 18px;
  padding: 1.2rem;
  box-shadow: var(--cp-shadow-md);
}

.cp-side-card h2 {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  color: var(--cp-text-soft);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#cp-wordlist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

#cp-wordlist li {
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.5rem 0.8rem;
  border-radius: 9px;
  background: var(--cp-surface-2);
  color: var(--cp-text);
  border: 1.5px solid transparent;
  transition: all 0.2s ease;
}
#cp-wordlist li.done {
  background: var(--cp-success-soft);
  color: var(--cp-success);
  border-color: var(--cp-success);
  text-decoration: line-through;
}

.cp-progress {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--cp-text-dim);
  font-family: var(--cp-mono);
}

.cp-win-msg {
  display: none;
  margin-top: 1rem;
  background: var(--cp-success-soft);
  color: var(--cp-success);
  font-weight: 700;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  text-align: center;
  border: 1.5px solid var(--cp-success);
}
.cp-win-msg.visible { display: block; }

.cp-btn {
  display: block;
  width: 100%;
  margin-top: 1rem;
  border: none;
  background: var(--cp-accent);
  color: var(--cp-invert);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.7rem 1.1rem;
  border-radius: 10px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 4px 12px var(--cp-accent-glow);
}
.cp-btn:hover {
  background: var(--cp-accent-2);
  box-shadow: 0 6px 20px var(--cp-accent-glow);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 700px) {
  .cp-layout { flex-direction: column; align-items: stretch; }
  .cp-side { max-width: 100%; }
}

@media (max-width: 560px) {
  .cp-page, body { padding: 1rem 0.8rem 3rem; }
  .cp-cell {
    --cp-cell: 26px;
    --cp-cell-font: 0.8rem;
  }
  .cp-header h1 { font-size: 1.4rem; }
}