/* Quatro em Linha v1.0.1 */
.qel-game {
  --qel-bg:       #1a2535;
  --qel-card:     #243045;
  --qel-board:    #1565C0;
  --qel-hole:     #0d1b2e;
  --qel-text:     #ffffff;
  --qel-muted:    #a0aec0;
  --qel-radius:   14px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--qel-bg);
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 12px;
  box-sizing: border-box;
}
.qel-screen { width: 100%; }

/* ---- SETUP ---- */
.qel-setup-box {
  background: var(--qel-card);
  border-radius: var(--qel-radius);
  padding: 36px 32px;
  max-width: 580px;
  margin: 0 auto;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
}
.qel-logo {
  font-size: 2.4em;
  letter-spacing: 6px;
  text-align: center;
  color: #FFD700;
  margin-bottom: 4px;
}
.qel-title {
  color: var(--qel-text);
  text-align: center;
  margin: 0 0 24px;
  font-size: 1.7em;
  font-weight: 700;
  letter-spacing: 1px;
}

/* Sections */
.qel-section { margin-bottom: 20px; }
.qel-section-label {
  font-size: .85em;
  color: var(--qel-muted);
  font-weight: 600;
  margin-bottom: 8px;
}
.qel-hint { font-weight: 400; opacity: .7; }

/* Num players */
.qel-num-btns { display: flex; gap: 8px; }
.qel-num-btn {
  flex: 1;
  background: #1a2535;
  border: 2px solid rgba(255,255,255,.15);
  border-radius: 8px;
  color: var(--qel-muted);
  font-size: 1.1em;
  font-weight: 700;
  padding: 10px;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.qel-num-btn.qel-num-active,
.qel-num-btn:hover { border-color: #1565C0; color: #fff; }

/* Board size */
.qel-board-size { display: flex; gap: 24px; }
.qel-size-field { flex: 1; }
.qel-counter {
  display: flex;
  align-items: center;
  gap: 0;
  background: #1a2535;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 8px;
  overflow: hidden;
}
.qel-count-btn {
  background: rgba(255,255,255,.08);
  border: none;
  color: #fff;
  font-size: 1.3em;
  font-weight: 700;
  width: 40px;
  padding: 8px 0;
  cursor: pointer;
  transition: background .15s;
}
.qel-count-btn:hover { background: rgba(255,255,255,.18); }
#qel-rows-val, #qel-cols-val {
  flex: 1;
  text-align: center;
  color: #fff;
  font-size: 1.15em;
  font-weight: 700;
}

/* Player blocks */
.qel-player-block {
  background: rgba(255,255,255,.04);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 12px;
}
.qel-player-label {
  font-size: 1.05em;
  font-weight: 700;
  color: var(--qel-text);
  margin-bottom: 8px;
}
.qel-name-input {
  width: 100%;
  background: #1a2535;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 8px;
  color: #fff;
  font-size: 1em;
  padding: 9px 12px;
  box-sizing: border-box;
  outline: none;
  margin-bottom: 12px;
  transition: border-color .2s;
}
.qel-name-input:focus { border-color: #3498db; }
.qel-color-label { font-size: .82em; color: var(--qel-muted); margin-bottom: 8px; }

/* Swatches */
.qel-colors { display: flex; flex-wrap: wrap; gap: 8px; }
.qel-swatch {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid transparent;
  cursor: pointer;
  transition: transform .15s, border-color .15s, opacity .15s;
  padding: 0;
  position: relative;
}
.qel-swatch:hover { transform: scale(1.15); }
.qel-swatch.qel-swatch-sel {
  border-color: #fff;
  transform: scale(1.2);
  box-shadow: 0 0 0 2px rgba(255,255,255,.4);
}
/* Swatch taken by another player — dimmed, still clickable */
.qel-swatch.qel-swatch-taken {
  opacity: 0.25;
}
.qel-swatch.qel-swatch-taken:hover { opacity: 0.6; transform: scale(1.1); }

/* ---- BUTTONS ---- */
.qel-btn {
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  transition: opacity .15s, transform .1s;
}
.qel-btn:hover { opacity: .88; transform: translateY(-1px); }
.qel-btn:active { transform: translateY(0); }
.qel-btn-start {
  display: block;
  width: 100%;
  margin-top: 20px;
  padding: 14px;
  background: linear-gradient(135deg, #1565C0, #0d47a1);
  color: #fff;
  font-size: 1.15em;
  letter-spacing: .5px;
}
.qel-btn-sm {
  padding: 7px 16px;
  background: rgba(255,255,255,.12);
  color: #fff;
  font-size: .9em;
  white-space: nowrap;
}

/* ---- GAME HEADER ---- */
.qel-game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto 12px;
  flex-wrap: wrap;
  gap: 8px;
}
.qel-game-title {
  color: var(--qel-muted);
  font-size: .9em;
  font-weight: 600;
  letter-spacing: .5px;
}
.qel-status-bar {
  color: var(--qel-text);
  font-size: 1.05em;
  font-weight: 700;
  flex: 1;
  text-align: center;
}

/* ---- BOARD ---- */
.qel-board-wrap {
  max-width: 1100px;
  margin: 0 auto;
  transition: max-width .2s;
}
.qel-preview-row {
  display: grid;
  /* columns set by JS */
  gap: 6px;
  margin-bottom: 4px;
  padding: 0 12px;
  box-sizing: border-box;
}
.qel-preview-cell {
  height: 22px;
  border-radius: 50%;
  cursor: pointer;
  transition: background .15s;
}
.qel-board {
  display: grid;
  /* columns set by JS */
  gap: 6px;
  background: var(--qel-board);
  border-radius: 14px;
  padding: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
}
.qel-cell {
  aspect-ratio: 1;
  background: var(--qel-hole);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.qel-disc {
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: transparent;
  transition: background .15s;
}
.qel-disc.qel-filled {
  box-shadow: inset 0 -4px 0 rgba(0,0,0,.25), 0 2px 8px rgba(0,0,0,.4);
}
.qel-disc.qel-preview { opacity: .5; }
.qel-disc.qel-win {
  animation: qel-win-pulse .6s ease-in-out infinite alternate;
  box-shadow: 0 0 12px 4px rgba(255,215,0,.6), inset 0 -4px 0 rgba(0,0,0,.25);
}
@keyframes qel-win-pulse {
  from { transform: scale(1); }
  to   { transform: scale(1.12); }
}

/* ---- WIN SCREEN ---- */
.qel-win-box {
  background: var(--qel-card);
  border-radius: var(--qel-radius);
  padding: 48px 36px;
  max-width: 400px;
  margin: 0 auto;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
}
.qel-win-trophy { font-size: 3.5em; margin-bottom: 12px; }
.qel-win-title  { color: #FFD700; font-size: 2em; margin: 0 0 16px; }
.qel-win-msg    { font-size: 1.3em; color: var(--qel-text); font-weight: 700; margin-bottom: 32px; }

@media (max-width: 480px) {
  .qel-board { gap: 4px; padding: 8px; }
  .qel-preview-row { gap: 4px; padding: 0 4px; }
  .qel-setup-box { padding: 24px 16px; }
  .qel-board-size { flex-direction: column; gap: 12px; }
}