/* ============================================================
   CODING SEQUENZE — Stile specifico del gioco
   Usa solo var(--game-*)
   ============================================================ */

.csq-wrap,
.csq-game,
.csq-final {
  max-width: 780px;
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
}

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

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

.csq-header h1 {
  font-size: clamp(1.6rem, 4.5vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 0.4rem;
  color: var(--game-text);
  line-height: 1.15;
}

.csq-header p {
  font-size: 1rem;
  color: var(--game-text-soft);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ─── SETUP ─── */
.csq-setup {
  background: var(--game-card);
  border: 1.5px solid var(--game-border);
  border-radius: var(--game-radius-lg);
  padding: 2rem;
  max-width: 560px;
  margin: 1.5rem auto;
  box-shadow: var(--game-shadow-md);
  text-align: center;
}

.csq-setup h2 {
  font-family: var(--game-mono);
  font-size: 1.15rem;
  color: var(--game-text);
  margin-bottom: 1.2rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 800;
}

.csq-setup-info {
  background: var(--game-bg-soft);
  border: 1.5px solid var(--game-border);
  border-radius: var(--game-radius);
  padding: 1rem 1.2rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--game-text-soft);
  text-align: left;
}
.csq-setup-info strong { color: var(--game-accent); font-family: var(--game-mono); }

/* ─── BOTTONI ─── */
.csq-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--game-radius);
  border: 1.5px solid transparent;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.csq-btn-main {
  background: var(--game-accent);
  color: var(--game-text-invert);
  border-color: var(--game-accent);
  padding: 1rem 2rem;
  font-size: 1.05rem;
  width: 100%;
  font-weight: 800;
  box-shadow: 0 4px 16px var(--game-accent-soft);
}
.csq-btn-main:hover {
  background: var(--game-accent-dark);
  border-color: var(--game-accent-dark);
  transform: translateY(-2px);
}

.csq-btn-primary {
  background: var(--game-accent);
  color: var(--game-text-invert);
  border-color: var(--game-accent);
  box-shadow: 0 4px 16px var(--game-accent-soft);
}
.csq-btn-primary:hover {
  background: var(--game-accent-dark);
  border-color: var(--game-accent-dark);
  transform: translateY(-2px);
}
.csq-btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.csq-btn-ghost {
  background: transparent;
  color: var(--game-accent);
  border: 1.5px solid var(--game-accent);
}
.csq-btn-ghost:hover {
  background: var(--game-accent-soft);
}
.csq-btn-ghost:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.csq-btn-next {
  background: var(--game-success);
  color: #fff;
  border-color: var(--game-success);
  padding: 0.9rem 2rem;
  box-shadow: 0 4px 16px var(--game-success-soft);
}
.csq-btn-next:hover {
  filter: brightness(1.05);
  transform: translateY(-2px);
}

/* ─── STATUS ─── */
.csq-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}

.csq-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--game-accent-soft);
  border: 1.5px solid var(--game-accent);
  padding: 0.4rem 1rem;
  border-radius: var(--game-radius-pill);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--game-accent);
  font-family: var(--game-mono);
}

.csq-status-dots {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}
.csq-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--game-border);
  transition: all 0.3s ease;
}
.csq-dot.is-current { background: var(--game-accent); transform: scale(1.3); }
.csq-dot.is-done    { background: var(--game-success); }
.csq-dot.is-wrong   { background: var(--game-error); }

.csq-timer {
  position: relative;
  width: 64px;
  height: 64px;
}
.csq-timer svg {
  transform: rotate(-90deg);
  width: 100%;
  height: 100%;
}
.csq-timer .csq-timer-bg {
  fill: none;
  stroke: var(--game-border);
  stroke-width: 6;
  opacity: 0.6;
}
.csq-timer .csq-timer-bar {
  fill: none;
  stroke: var(--game-accent);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s linear, stroke 0.3s ease;
}
.csq-timer.is-warning .csq-timer-bar { stroke: var(--game-warning); }
.csq-timer.is-danger  .csq-timer-bar { stroke: var(--game-error); }
.csq-timer-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--game-mono);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--game-accent);
}
.csq-timer.is-warning .csq-timer-text { color: var(--game-warning); }
.csq-timer.is-danger  .csq-timer-text { color: var(--game-error); }

/* ─── ISTRUZIONE ─── */
.csq-instruction {
  background: var(--game-accent-soft);
  border-left: 4px solid var(--game-accent);
  border-radius: var(--game-radius);
  padding: 0.9rem 1.2rem;
  margin-bottom: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.csq-instruction strong {
  color: var(--game-text);
  font-size: 1.02rem;
}
.csq-instruction span {
  color: var(--game-text-soft);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ─── LISTA ─── */
.csq-list {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 100px;
}

.csq-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: var(--game-card);
  border: 1.5px solid var(--game-border);
  border-radius: var(--game-radius);
  padding: 0.75rem 0.9rem;
  cursor: grab;
  transition: all 0.15s ease;
  user-select: none;
  box-shadow: var(--game-shadow);
  font-family: var(--game-mono);
}
.csq-item:hover {
  border-color: var(--game-accent);
  transform: translateY(-1px);
  box-shadow: var(--game-shadow-md);
}
.csq-item:active { cursor: grabbing; }

.csq-item.is-dragging { opacity: 0.4; }
.csq-item.is-drag-over {
  border-color: var(--game-accent);
  background: var(--game-accent-soft);
  transform: scale(1.01);
}

.csq-item.is-correct {
  background: var(--game-success-soft);
  border-color: var(--game-success);
}
.csq-item.is-correct .csq-num {
  background: var(--game-success);
  color: #fff;
}
.csq-item.is-wrong {
  background: var(--game-error-soft);
  border-color: var(--game-error);
  animation: csqShake 0.4s ease;
}
.csq-item.is-wrong .csq-num {
  background: var(--game-error);
  color: #fff;
}

@keyframes csqShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.csq-handle {
  color: var(--game-text-mute);
  font-size: 1.1rem;
  flex-shrink: 0;
  cursor: grab;
}

.csq-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--game-accent-soft);
  border: 1.5px solid var(--game-accent);
  color: var(--game-accent);
  font-size: 0.8rem;
  font-weight: 800;
  flex-shrink: 0;
}

.csq-code {
  flex: 1;
  font-family: var(--game-mono);
  font-size: 0.92rem;
  color: var(--game-text);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.5;
}

.csq-arrows {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex-shrink: 0;
}
.csq-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 20px;
  border-radius: 6px;
  background: var(--game-accent-soft);
  border: 1.5px solid var(--game-accent);
  color: var(--game-accent);
  font-size: 0.65rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  padding: 0;
  font-family: inherit;
}
.csq-arrow:hover:not(:disabled) {
  background: var(--game-accent);
  color: var(--game-text-invert);
  transform: scale(1.08);
}
.csq-arrow:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

/* ─── FEEDBACK ─── */
.csq-feedback {
  border-radius: var(--game-radius);
  padding: 1rem 1.2rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
  line-height: 1.55;
  display: none;
  border-left: 4px solid;
}
.csq-feedback.is-visible { display: block; }
.csq-feedback.is-correct {
  background: var(--game-success-soft);
  border-color: var(--game-success);
  color: var(--game-success);
}
.csq-feedback.is-wrong {
  background: var(--game-error-soft);
  border-color: var(--game-error);
  color: var(--game-error);
}
.csq-feedback.is-timeout {
  background: var(--game-warning-soft);
  border-color: var(--game-warning);
  color: var(--game-warning);
}
.csq-feedback strong {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--game-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 800;
}
.csq-soluzione,
.csq-output {
  margin-top: 0.7rem;
  background: var(--game-bg-soft);
  border: 1.5px solid var(--game-border);
  border-radius: var(--game-radius);
  padding: 0.7rem 0.9rem;
}
.csq-soluzione-label,
.csq-output-label {
  display: block;
  font-family: var(--game-mono);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--game-text-mute);
  margin-bottom: 0.4rem;
}
.csq-soluzione pre,
.csq-output pre {
  margin: 0;
  font-family: var(--game-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--game-text);
  white-space: pre-wrap;
  word-break: break-word;
}

/* ─── AZIONI ─── */
.csq-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.csq-next-wrap {
  text-align: center;
  margin-top: 0.5rem;
}
.csq-next-wrap.hidden { display: none; }

/* ─── FINALE ─── */
.csq-final { text-align: center; }

.csq-final-score-box {
  background: var(--game-accent-soft);
  border: 2px solid var(--game-accent);
  border-radius: var(--game-radius-lg);
  padding: 2.5rem 1.5rem;
  margin-bottom: 1.5rem;
}
.csq-final-label {
  font-family: var(--game-mono);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--game-accent);
  margin-bottom: 0.5rem;
}
.csq-final-score {
  font-family: var(--game-mono);
  font-size: clamp(3rem, 10vw, 4.5rem);
  font-weight: 800;
  line-height: 1;
  color: var(--game-accent);
  margin-bottom: 0.5rem;
}
.csq-final-rating {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--game-text);
  margin-bottom: 0.3rem;
}
.csq-final-sub {
  font-size: 0.85rem;
  color: var(--game-text-soft);
  font-family: var(--game-mono);
}

.csq-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  margin-bottom: 1.8rem;
}
.csq-stat {
  background: var(--game-card);
  border: 1.5px solid var(--game-border);
  border-radius: var(--game-radius);
  padding: 1rem 0.6rem;
  text-align: center;
  box-shadow: var(--game-shadow);
}
.csq-stat-value {
  font-family: var(--game-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--game-accent);
  display: block;
  margin-bottom: 0.2rem;
}
.csq-stat-value.is-green { color: var(--game-success); }
.csq-stat-value.is-red   { color: var(--game-error); }
.csq-stat-label {
  font-size: 0.7rem;
  color: var(--game-text-mute);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--game-mono);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  .csq-wrap, .csq-game, .csq-final { padding: 1rem 0.8rem 3rem; }
  .csq-header h1 { font-size: 1.4rem; }
  .csq-setup { padding: 1.5rem 1.2rem; }
  .csq-code { font-size: 0.85rem; }
  .csq-item { padding: 0.6rem 0.7rem; }
  .csq-stats { grid-template-columns: 1fr 1fr; }
  .csq-stats .csq-stat:last-child { grid-column: 1 / -1; }
  .csq-timer { width: 54px; height: 54px; }
  .csq-timer-text { font-size: 0.95rem; }
}