/* Voltron Learn Track — quiz + hub */
.vlq-root {
  margin-top: 2.5rem;
  padding: 1.25rem 1.35rem 1.5rem;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(22, 24, 34, 0.95), rgba(12, 14, 20, 0.98));
  position: relative;
  overflow: hidden;
}
.vlq-head { margin-bottom: 1rem; }
.vlq-title {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
  color: var(--text, #e8eaef);
}
.vlq-sub {
  margin: 0;
  color: var(--text-muted, #9aa3b5);
  font-size: 0.9rem;
}
.vlq-prior {
  margin-top: 0.75rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(129, 140, 248, 0.25);
  font-size: 0.9rem;
  color: var(--text-muted, #9aa3b5);
}
.vlq-linkish {
  background: none;
  border: none;
  color: #93c5fd;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  font: inherit;
}
.vlq-form { display: flex; flex-direction: column; gap: 1rem; }
.vlq-q {
  margin: 0;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 10px;
  background: rgba(10, 11, 15, 0.45);
}
.vlq-q.vlq-ok { border-color: rgba(52, 211, 153, 0.45); background: rgba(16, 185, 129, 0.08); }
.vlq-q.vlq-bad { border-color: rgba(248, 113, 113, 0.4); background: rgba(239, 68, 68, 0.07); }
.vlq-q-text {
  padding: 0;
  margin-bottom: 0.65rem;
  font-weight: 600;
  color: var(--text, #e8eaef);
  float: none;
}
.vlq-num { color: #93c5fd; margin-right: 0.25rem; }
.vlq-choice {
  min-height: 44px;
  display: flex;
  align-items: center;
  touch-action: manipulation;
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  padding: 0.4rem 0.35rem;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-muted, #9aa3b5);
  font-size: 0.95rem;
}
.vlq-choice:hover { background: rgba(148, 163, 184, 0.08); color: var(--text, #e8eaef); }
.vlq-choice input { margin-top: 0.2rem; accent-color: #818cf8; }
.vlq-explain {
  margin-top: 0.65rem;
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.65);
  font-size: 0.88rem;
  color: var(--text-muted, #9aa3b5);
  line-height: 1.45;
}
.vlq-explain strong { color: var(--text, #e8eaef); }
.vlq-explain em { color: #c4b5fd; font-style: normal; }
.vlq-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 0.25rem; }
.vlq-submit, .vlq-retry, .vlq-next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  touch-action: manipulation;
  padding: 0.65rem 1.15rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
}
.vlq-submit {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
}
.vlq-submit:disabled { opacity: 0.55; cursor: default; }
.vlq-retry {
  background: transparent;
  border: 1px solid rgba(148, 163, 184, 0.35);
  color: var(--text, #e8eaef);
}
.vlq-next {
  background: rgba(52, 211, 153, 0.15);
  border: 1px solid rgba(52, 211, 153, 0.4);
  color: #6ee7b7;
}
.vlq-results {
  margin-top: 1.25rem;
  padding: 1.1rem 1.15rem;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(10, 11, 15, 0.55);
}
.vlq-results.is-pass { border-color: rgba(52, 211, 153, 0.45); }
.vlq-results.is-fail { border-color: rgba(251, 191, 36, 0.4); }
.vlq-results-top {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}
.vlq-ring {
  position: relative;
  width: 88px;
  height: 88px;
  flex-shrink: 0;
}
.vlq-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.vlq-ring-bg { fill: none; stroke: rgba(148, 163, 184, 0.2); stroke-width: 3; }
.vlq-ring-fg {
  fill: none;
  stroke: #34d399;
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dasharray 0.6s ease;
}
.vlq-results.is-fail .vlq-ring-fg { stroke: #fbbf24; }
.vlq-ring-label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: rotate(0);
}
.vlq-ring-label strong { font-size: 1.1rem; color: var(--text, #e8eaef); line-height: 1.1; }
.vlq-ring-label span { font-size: 0.75rem; color: var(--text-muted, #9aa3b5); }
.vlq-results-copy h3 { margin: 0 0 0.35rem; font-size: 1.2rem; }
.vlq-results-copy p { margin: 0.35rem 0; color: var(--text-muted, #9aa3b5); }
.vlq-fine { font-size: 0.8rem !important; opacity: 0.85; }
.vlq-badge-master {
  display: inline-block;
  margin-bottom: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(252, 211, 77, 0.25), rgba(251, 191, 36, 0.15));
  border: 1px solid rgba(252, 211, 77, 0.45);
  color: #fcd34d;
  font-size: 0.85rem;
  font-weight: 700;
}
.vlq-bar {
  margin-top: 0.9rem;
  height: 8px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.15);
  overflow: hidden;
}
.vlq-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #6366f1, #34d399);
  transition: width 0.5s ease;
}
.vlq-results-actions {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

/* Confetti-lite */
.vlq-confetti {
  pointer-events: none;
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 2;
}
.vlq-piece {
  position: absolute;
  top: -8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  opacity: 0.9;
  animation: vlq-fall 1.5s ease-out forwards;
}
@keyframes vlq-fall {
  0% { transform: translate(0, 0) rotate(0); opacity: 1; }
  100% { transform: translate(var(--dx, 20px), 140px) rotate(220deg); opacity: 0; }
}

/* Hub */
.vlq-hub-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.vlq-stat {
  padding: 1rem;
  border-radius: 12px;
  background: var(--bg-card, #161822);
  border: 1px solid rgba(148, 163, 184, 0.15);
  text-align: center;
}
.vlq-stat-val {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: #a5b4fc;
  line-height: 1.2;
}
.vlq-stat-label {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: var(--text-muted, #9aa3b5);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.vlq-hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.vlq-mod-card {
  padding: 1.1rem 1.15rem 1.2rem;
  border-radius: 14px;
  background: var(--bg-card, #161822);
  border: 1px solid rgba(148, 163, 184, 0.15);
}
.vlq-mod-card.is-cleared { border-color: rgba(52, 211, 153, 0.4); }
.vlq-mod-band {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #93c5fd;
  margin-bottom: 0.35rem;
}
.vlq-mod-card h3 { margin: 0 0 0.4rem; font-size: 1.1rem; }
.vlq-mod-card h3 a { color: inherit; text-decoration: none; }
.vlq-mod-card h3 a:hover { color: #a5b4fc; }
.vlq-mod-card > p {
  margin: 0 0 0.85rem;
  color: var(--text-muted, #9aa3b5);
  font-size: 0.92rem;
}
.vlq-mod-progress { margin-bottom: 0.75rem; }
.vlq-mod-progress .vlq-bar { margin: 0 0 0.4rem; }
.vlq-mod-progress > span { font-size: 0.85rem; color: var(--text-muted, #9aa3b5); }
.vlq-cleared-tag { color: #6ee7b7; font-weight: 600; }
.vlq-mod-lessons {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.vlq-mod-lessons a {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-muted, #9aa3b5);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 0.25rem 0;
}
.vlq-mod-lessons a:hover { color: var(--text, #e8eaef); }
.vlq-mod-lessons li.done a { color: #a7f3d0; }
.vlq-mark { width: 1.1rem; text-align: center; opacity: 0.9; }
.vlq-mini {
  margin-left: auto;
  font-size: 0.75rem;
  color: #94a3b8;
}
.vlq-mod-progress-inline {
  margin-bottom: 0.85rem;
  color: var(--text-muted, #9aa3b5);
  font-size: 0.95rem;
}
.vlq-empty { color: var(--text-muted, #9aa3b5); }

.track-practice-tip {
  margin: 1.25rem 0;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border-left: 3px solid #818cf8;
  background: rgba(99, 102, 241, 0.08);
  color: var(--text-muted, #9aa3b5);
  font-size: 0.95rem;
}
.track-practice-tip strong { color: var(--text, #e8eaef); }
.track-crumbs {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--text-muted, #9aa3b5);
}
.track-crumbs a { color: #93c5fd; }
.track-sections ul { margin-top: 0.35rem; }