/* ========== My Quiz Window – Public Styles ========== */
:root {
  --mqw-bg: #0a0a0f;
  --mqw-surface: #12121a;
  --mqw-surface-2: #191924;
  --mqw-border: #26263a;
  --mqw-text: #f0f0f5;
  --mqw-muted: #8a8a9e;
  --mqw-accent: #00ffcc;
  --mqw-accent-2: #ff3d9a;
  --mqw-warning: #ffaa00;
  --mqw-success: #00ffcc;
  --mqw-danger: #ff4d6d;
  --mqw-radius: 14px;
  --mqw-radius-lg: 20px;
  --mqw-font-head: 'Sora', system-ui, sans-serif;
  --mqw-font-body: 'Manrope', system-ui, sans-serif;
}

.mqw-app, .mqw-app * {
  box-sizing: border-box;
}
.mqw-app {
  font-family: var(--mqw-font-body);
  color: var(--mqw-text);
  background: var(--mqw-bg);
  padding: 32px 20px;
  border-radius: var(--mqw-radius-lg);
  margin: 24px 0;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--mqw-border);
  background-image:
    radial-gradient( circle at 15% 10%, rgba(0, 255, 204, 0.10) 0%, transparent 40%),
    radial-gradient( circle at 85% 90%, rgba(255, 61, 154, 0.10) 0%, transparent 40%);
}
.mqw-app::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
  opacity: 0.6;
}
.mqw-app > * { position: relative; z-index: 1; }

/* Header */
.mqw-hero {
  display: flex; flex-direction: column; gap: 8px;
  padding: 24px 28px;
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
  border-radius: var(--mqw-radius-lg);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.mqw-hero::after {
  content: ''; position: absolute; top: -30px; right: -30px; width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,255,204,0.15), transparent 60%);
  filter: blur(20px);
}
.mqw-eyebrow {
  font-size: 12px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--mqw-accent); font-weight: 600;
}
.mqw-title {
  font-family: var(--mqw-font-head);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.05; font-weight: 700;
  color: var(--mqw-text);
  margin: 0;
}
.mqw-title .mqw-hl {
  background: linear-gradient(135deg, var(--mqw-accent), var(--mqw-accent-2));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.mqw-subtitle {
  color: var(--mqw-muted);
  font-size: 15px;
  max-width: 720px;
}

/* Chips */
.mqw-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 255, 204, 0.08);
  border: 1px solid rgba(0, 255, 204, 0.25);
  color: var(--mqw-accent);
  font-size: 12px; font-weight: 600;
}
.mqw-chip.mqw-chip-pink {
  background: rgba(255, 61, 154, 0.08);
  border-color: rgba(255, 61, 154, 0.25);
  color: var(--mqw-accent-2);
}
.mqw-chip.mqw-chip-muted {
  background: var(--mqw-surface-2);
  border-color: var(--mqw-border);
  color: var(--mqw-muted);
}

/* Cards */
.mqw-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.mqw-card {
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
  border-radius: var(--mqw-radius);
  padding: 20px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.mqw-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 255, 204, 0.35);
  box-shadow: 0 8px 40px -8px rgba(0, 255, 204, 0.25);
}
.mqw-card-head {
  display: flex; justify-content: space-between; gap: 10px; align-items: center; margin-bottom: 12px;
}
.mqw-card-title {
  font-family: var(--mqw-font-head);
  font-size: 20px; font-weight: 600; margin: 0 0 6px;
  color: var(--mqw-text);
}
.mqw-card-desc {
  color: var(--mqw-muted); font-size: 14px; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.mqw-card-meta {
  display: flex; gap: 12px; align-items: center; margin-top: 14px;
  color: var(--mqw-muted); font-size: 12px;
}
.mqw-card-meta span { display: inline-flex; align-items: center; gap: 4px; }

/* Filters */
.mqw-filters {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  margin-bottom: 20px;
}
.mqw-search {
  flex: 1; min-width: 240px;
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
  color: var(--mqw-text);
  padding: 12px 18px; border-radius: 999px;
  font-family: var(--mqw-font-body); font-size: 14px;
}
.mqw-search:focus { outline: none; border-color: var(--mqw-accent); box-shadow: 0 0 0 3px rgba(0,255,204,0.15); }
.mqw-select {
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
  color: var(--mqw-text);
  padding: 12px 18px; border-radius: 999px;
  font-family: var(--mqw-font-body); font-size: 14px;
  min-width: 180px;
}

/* Buttons */
.mqw-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px;
  font-family: var(--mqw-font-body); font-weight: 600; font-size: 14px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .15s ease, opacity .15s ease, background .2s ease;
  text-decoration: none;
}
.mqw-btn-primary {
  background: linear-gradient(135deg, var(--mqw-accent), var(--mqw-accent-2));
  color: #0a0a0f;
  box-shadow: 0 6px 20px -6px rgba(0,255,204,0.55);
}
.mqw-btn-primary:hover { transform: translateY(-1px); }
.mqw-btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.mqw-btn-ghost {
  background: transparent; color: var(--mqw-text);
  border-color: var(--mqw-border);
}
.mqw-btn-ghost:hover { border-color: var(--mqw-accent); color: var(--mqw-accent); }
.mqw-btn-danger {
  background: rgba(255, 77, 109, 0.12); color: var(--mqw-danger); border-color: rgba(255,77,109,0.35);
}

/* Quiz taker */
.mqw-quiz-card {
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
  border-radius: var(--mqw-radius-lg);
  padding: 32px;
  max-width: 900px; margin: 0 auto;
}
.mqw-progress {
  height: 6px; background: var(--mqw-surface-2); border-radius: 999px; overflow: hidden;
  margin: 16px 0 24px;
}
.mqw-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--mqw-accent), var(--mqw-accent-2));
  transition: width .4s ease;
  border-radius: 999px;
}
.mqw-quiz-meta {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  color: var(--mqw-muted); font-size: 14px; flex-wrap: wrap;
}
.mqw-timer {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px;
  background: rgba(255, 170, 0, 0.1);
  color: var(--mqw-warning); font-weight: 600; font-variant-numeric: tabular-nums;
  border: 1px solid rgba(255,170,0,0.3);
}
.mqw-timer.mqw-timer-danger {
  background: rgba(255, 77, 109, 0.15); color: var(--mqw-danger);
  border-color: rgba(255,77,109,0.4); animation: mqw-pulse 1s infinite;
}
@keyframes mqw-pulse { 50% { opacity: 0.7; } }

.mqw-question {
  animation: mqw-fade-in .35s ease;
}
@keyframes mqw-fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.mqw-q-text {
  font-family: var(--mqw-font-head);
  font-size: 24px; line-height: 1.35; font-weight: 600;
  margin: 0 0 20px;
}
.mqw-q-image {
  width: 100%; max-width: 560px; border-radius: 12px; margin-bottom: 20px;
  border: 1px solid var(--mqw-border);
}

.mqw-options { display: flex; flex-direction: column; gap: 12px; }
.mqw-option {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  background: var(--mqw-surface-2);
  border: 1px solid var(--mqw-border);
  border-radius: 14px;
  cursor: pointer;
  transition: all .15s ease;
  font-size: 15px;
}
.mqw-option:hover {
  border-color: rgba(0,255,204,0.4);
  background: rgba(0,255,204,0.05);
}
.mqw-option.mqw-selected {
  border-color: var(--mqw-accent);
  background: rgba(0,255,204,0.08);
  box-shadow: 0 0 0 3px rgba(0,255,204,0.12);
}
.mqw-option-marker {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%;
  border: 2px solid var(--mqw-border);
  color: var(--mqw-muted); font-weight: 700; font-size: 12px;
  flex-shrink: 0;
}
.mqw-option.mqw-selected .mqw-option-marker {
  border-color: var(--mqw-accent); color: var(--mqw-accent); background: rgba(0,255,204,0.1);
}
.mqw-option input { display: none; }
.mqw-text-input {
  width: 100%; padding: 14px 18px;
  background: var(--mqw-surface-2); border: 1px solid var(--mqw-border);
  color: var(--mqw-text); border-radius: 12px; font-size: 15px;
  font-family: var(--mqw-font-body);
}
.mqw-text-input:focus { outline: none; border-color: var(--mqw-accent); }

.mqw-actions {
  display: flex; justify-content: space-between; align-items: center; margin-top: 28px; gap: 12px;
  flex-wrap: wrap;
}

/* Intro / result cards */
.mqw-intro { text-align: center; padding: 32px 24px; }
.mqw-intro .mqw-title { margin-bottom: 12px; }
.mqw-info-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px; margin: 24px 0 32px;
}
.mqw-info-tile {
  background: var(--mqw-surface-2);
  border: 1px solid var(--mqw-border); border-radius: 12px;
  padding: 14px; text-align: center;
}
.mqw-info-tile .k { font-size: 11px; color: var(--mqw-muted); text-transform: uppercase; letter-spacing: 1.5px; }
.mqw-info-tile .v { font-family: var(--mqw-font-head); font-size: 22px; font-weight: 700; color: var(--mqw-text); margin-top: 4px; }

/* Result */
.mqw-result-hero {
  text-align: center; padding: 32px 24px;
  background: var(--mqw-surface);
  border-radius: var(--mqw-radius-lg);
  border: 1px solid var(--mqw-border);
  margin-bottom: 24px;
  position: relative; overflow: hidden;
}
.mqw-result-score {
  font-family: var(--mqw-font-head);
  font-size: 88px; font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, var(--mqw-accent), var(--mqw-accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin: 12px 0;
}
.mqw-result-status {
  display: inline-block; padding: 6px 18px; border-radius: 999px;
  font-weight: 700; letter-spacing: 2px; font-size: 12px; text-transform: uppercase;
}
.mqw-result-status.pass { background: rgba(0,255,204,0.12); color: var(--mqw-accent); border: 1px solid rgba(0,255,204,0.4); }
.mqw-result-status.fail { background: rgba(255,77,109,0.12); color: var(--mqw-danger); border: 1px solid rgba(255,77,109,0.4); }

.mqw-review-item {
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
  border-left: 3px solid var(--mqw-danger);
  border-radius: var(--mqw-radius);
  padding: 18px; margin-bottom: 12px;
}
.mqw-review-item.correct { border-left-color: var(--mqw-accent); }
.mqw-review-q { font-family: var(--mqw-font-head); font-size: 16px; margin: 0 0 12px; }
.mqw-review-opts { display: flex; flex-direction: column; gap: 6px; }
.mqw-review-opt {
  padding: 8px 12px; border-radius: 8px; font-size: 14px;
  background: var(--mqw-surface-2); border: 1px solid var(--mqw-border);
}
.mqw-review-opt.correct { border-color: var(--mqw-accent); background: rgba(0,255,204,0.06); color: var(--mqw-accent); }
.mqw-review-opt.wrong { border-color: var(--mqw-danger); background: rgba(255,77,109,0.06); color: var(--mqw-danger); }
.mqw-review-explain {
  margin-top: 10px; padding: 10px 12px;
  background: rgba(0,255,204,0.05); border-left: 2px solid var(--mqw-accent);
  border-radius: 6px; color: var(--mqw-muted); font-size: 13px;
}

/* Leaderboard */
.mqw-leaderboard-table {
  width: 100%; border-collapse: separate; border-spacing: 0 6px;
}
.mqw-leaderboard-table th {
  text-align: left; color: var(--mqw-muted); font-size: 12px; text-transform: uppercase;
  letter-spacing: 1.5px; padding: 8px 14px; font-weight: 600;
}
.mqw-leaderboard-table tbody tr {
  background: var(--mqw-surface);
  border: 1px solid var(--mqw-border);
}
.mqw-leaderboard-table tbody tr td {
  padding: 14px; border-top: 1px solid var(--mqw-border); border-bottom: 1px solid var(--mqw-border);
}
.mqw-leaderboard-table tbody tr td:first-child { border-left: 1px solid var(--mqw-border); border-radius: 12px 0 0 12px; }
.mqw-leaderboard-table tbody tr td:last-child { border-right: 1px solid var(--mqw-border); border-radius: 0 12px 12px 0; }
.mqw-rank {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--mqw-surface-2); font-weight: 700; font-family: var(--mqw-font-head);
}
.mqw-rank.top-1 { background: linear-gradient(135deg, #ffd700, #ff9900); color: #0a0a0f; }
.mqw-rank.top-2 { background: linear-gradient(135deg, #c0c0c0, #808080); color: #0a0a0f; }
.mqw-rank.top-3 { background: linear-gradient(135deg, #cd7f32, #a05a2c); color: #0a0a0f; }

/* Auth forms / prompt */
.mqw-form { display: flex; flex-direction: column; gap: 12px; max-width: 420px; }
.mqw-label { font-size: 13px; color: var(--mqw-muted); font-weight: 500; }
.mqw-input, .mqw-textarea, .mqw-select-plain {
  width: 100%; padding: 12px 16px;
  background: var(--mqw-surface-2); border: 1px solid var(--mqw-border);
  color: var(--mqw-text); border-radius: 10px; font-size: 14px;
  font-family: var(--mqw-font-body);
}
.mqw-input:focus, .mqw-textarea:focus, .mqw-select-plain:focus { outline: none; border-color: var(--mqw-accent); }

/* Auth top-bar */
.mqw-authbar {
  display: flex; justify-content: flex-end; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.mqw-authbar .name { font-weight: 600; color: var(--mqw-text); }

/* Loading / empty */
.mqw-empty {
  text-align: center; padding: 60px 20px; color: var(--mqw-muted);
}
.mqw-spinner {
  width: 36px; height: 36px; margin: 40px auto;
  border: 3px solid var(--mqw-border); border-top-color: var(--mqw-accent);
  border-radius: 50%; animation: mqw-spin 0.8s linear infinite;
}
@keyframes mqw-spin { to { transform: rotate(360deg); } }

/* Toast */
.mqw-toast {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--mqw-surface); color: var(--mqw-text);
  padding: 12px 18px; border-radius: 10px;
  border: 1px solid var(--mqw-accent);
  box-shadow: 0 10px 40px rgba(0,0,0,0.4);
  z-index: 99999; animation: mqw-slide-in 0.25s ease;
}
.mqw-toast.error { border-color: var(--mqw-danger); }
@keyframes mqw-slide-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 640px) {
  .mqw-app { padding: 20px 12px; }
  .mqw-quiz-card { padding: 20px; }
  .mqw-title { font-size: 26px; }
  .mqw-result-score { font-size: 60px; }
}