/* =========================================================
   QUIZLE – css/style.css
   Clean light theme · Single accent · Sharp typography
   ========================================================= */

/* ── CUSTOM PROPERTIES ─────────────────────────────────── */
:root {
  --clr-bg: #f7f7f5;
  --clr-surface: #ffffff;
  --clr-border: #e4e4e0;
  --clr-border-hv: #c8c8c2;

  --clr-accent: #4f46e5;
  --clr-accent-lt: #ede9fe;

  --clr-correct: #16a34a;
  --clr-correct-bg: #f0fdf4;
  --clr-correct-bd: #bbf7d0;

  --clr-wrong: #dc2626;
  --clr-wrong-bg: #fef2f2;
  --clr-wrong-bd: #fecaca;

  --clr-text: #111110;
  --clr-text-muted: #6b6b63;
  --clr-text-dim: #a8a8a0;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 999px;

  --font: 'Inter', system-ui, sans-serif;
  --transition: 0.18s ease;
}

/* ── DARK MODE OVERRIDES ──────────────────────────────── */
body.dark {
  --clr-bg: #111110;
  --clr-surface: #1c1c1a;
  --clr-border: #2e2e2b;
  --clr-border-hv: #3e3e3a;

  --clr-accent: #818cf8;
  --clr-accent-lt: #2e2a4a;

  --clr-correct-bg: #0d2818;
  --clr-correct-bd: #166534;

  --clr-wrong-bg: #2d1515;
  --clr-wrong-bd: #991b1b;

  --clr-text: #f0efe9;
  --clr-text-muted: #8a8a80;
  --clr-text-dim: #52524e;
}

/* =========================================================
   WORLD CUP SKIN  (template for future special events)
   ─────────────────────────────────────────────────────────
   Active 2026-07-13 → 2026-07-20. Visual-only overlay.
   Controlled via the .world-cup class set by js/app.js.

   Background: tri-nation radial mesh (Mexico green /
   Canada red / USA blue) on deep navy.
   Accent: USA blue — doesn't clash with green/red feedback.
   ========================================================= */
body.world-cup {
  --clr-accent:    #1d4ed8;       /* blue-700 — readable on navy cards   */
  --clr-accent-lt: #bfdbfe;       /* blue-200 hover wash on navy surface */
  --clr-surface:   #dce6f8;       /* Old Glory Blue family, lightened    */
  --clr-bg:        #cdd9f4;       /* slightly deeper navy for nested bg  */
  --clr-border:    #7ba3e0;       /* medium navy border                  */
  --clr-border-hv: #2a5cbf;       /* deeper navy on hover                */
  background:
    radial-gradient(ellipse at 5% 95%,  rgba(0, 104, 71,  0.55) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 8%,  rgba(185, 28, 28, 0.45) 0%, transparent 48%),
    radial-gradient(ellipse at 100% 60%,rgba(29, 78, 216, 0.35) 0%, transparent 45%),
    #0b0f14;
}

body.world-cup.dark {
  /* Reset surface/bg/border to dark theme — light-mode navy must not bleed in */
  --clr-surface:   #1c1c1a;
  --clr-bg:        #111110;
  --clr-border:    #2e2e2b;
  --clr-border-hv: #3e3e3a;
  --clr-accent:    #60a5fa;       /* blue-400 — bright on dark cards     */
  --clr-accent-lt: #1e3a5f;       /* deep navy hover wash                */
  background:
    radial-gradient(ellipse at 5% 95%,  rgba(0, 104, 71,  0.55) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 8%,  rgba(185, 28, 28, 0.45) 0%, transparent 48%),
    radial-gradient(ellipse at 100% 60%,rgba(29, 78, 216, 0.35) 0%, transparent 45%),
    #0b0f14;
}

/* btn--primary uses a hardcoded hex — remap to match the blue accent */
body.world-cup .btn--primary {
  background:   #1e40af;          /* blue-800 — high contrast on white   */
  border-color: #1e40af;
}

body.world-cup .btn--primary:hover {
  background:   var(--clr-accent);
  border-color: var(--clr-accent);
}

body.world-cup.dark .btn--primary {
  background:   #2563eb;          /* blue-600 — solid on dark cards      */
  border-color: #2563eb;
}

body.world-cup.dark .btn--primary:hover {
  background:   var(--clr-accent);
  border-color: var(--clr-accent);
}

/* ── RESET ─────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  color: var(--clr-text);
  background: var(--clr-bg);
  min-height: 100vh;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ── SITE HEADER ───────────────────────────────────────── */
.site-header {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: 720px;
  margin: 0 auto;
  padding: 12px 16px;
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
}

.logo {
  justify-self: start;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--clr-text);
  cursor: pointer;
  transition: opacity var(--transition);
  user-select: none;
}

.logo-text:hover {
  opacity: 0.65;
}

.theme-toggle {
  justify-self: end;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  transition: var(--transition);
  cursor: pointer;
}

.theme-toggle:hover {
  border-color: var(--clr-border-hv);
}

.streak-badge {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 4px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

body.dark .streak-badge {
  background: rgba(194, 65, 12, 0.15);
  border-color: rgba(253, 186, 116, 0.4);
}

.streak-icon {
  font-size: 0.9rem;
}

.streak-count {
  font-size: 0.85rem;
  font-weight: 800;
  color: #c2410c;
}

body.dark .streak-count {
  color: #fb923c;
}

/* ── DATE FOOTER ───────────────────────────────────────── */
.date-footer {
  position: fixed;
  bottom: max(12px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  z-index: 50;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  pointer-events: none;
}

/* ── MAIN CONTENT ──────────────────────────────────────── */
.main-content {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px;
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
  padding-bottom: max(60px, calc(40px + env(safe-area-inset-bottom)));
}

/* ── SCREENS ───────────────────────────────────────────── */
.screen {
  display: none;
  animation: fadeUp 0.22s ease;
}

.screen--active {
  display: block;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── CARDS ─────────────────────────────────────────────── */
.card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
}

/* ── LOADING SCREEN ────────────────────────────────────── */
#screenLoading.screen--active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 16px;
}

.loading-spinner {
  width: 28px;
  height: 28px;
  border: 2.5px solid var(--clr-border);
  border-top-color: var(--clr-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-text {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
}

/* ── INTRO SCREEN ──────────────────────────────────────── */
.intro-card {
  text-align: center;
}

.intro-title {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.intro-sub {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.intro-categories {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.intro-cat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--clr-accent-lt);
  border: 1px solid #c4b5fd;
  border-radius: var(--radius-full);
  padding: 5px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-accent);
}

.intro-hint {
  color: var(--clr-text-dim);
  font-size: 0.75rem;
  margin-top: 12px;
}

/* ── PROGRESS BAR ──────────────────────────────────────── */
.progress-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.progress-track {
  flex: 1;
  height: 4px;
  background: var(--clr-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--clr-accent);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.progress-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  white-space: nowrap;
}

/* ── CATEGORY TABS ─────────────────────────────────────── */
.category-header {
  margin-bottom: 16px;
}

.category-tabs {
  display: flex;
  gap: 8px;
}

.category-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 10px 4px;
  border-radius: var(--radius-md);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  transition: var(--transition);
}

.category-tab .tab-emoji {
  font-size: 0.95rem;
}

.category-tab.tab--active {
  background: var(--clr-accent-lt);
  border-color: #a5b4fc;
  color: var(--clr-accent);
}

body.dark .category-tab.tab--active {
  border-color: #6366f1;
}

.category-tab.tab--done {
  background: var(--clr-correct-bg);
  border-color: var(--clr-correct-bd);
  color: var(--clr-correct);
}

.tab-dots {
  display: flex;
  gap: 3px;
}

.tab-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-border);
  transition: var(--transition);
}

.tab-dot.dot--correct {
  background: var(--clr-correct);
}

.tab-dot.dot--wrong {
  background: var(--clr-wrong);
}

/* ── CATEGORY BANNER ───────────────────────────────────── */
.category-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 16px;
}

.category-emoji {
  font-size: 1.3rem;
}

.category-name {
  font-size: 0.9rem;
  font-weight: 700;
  display: block;
}

.category-qcount {
  font-size: 0.72rem;
  color: var(--clr-text-muted);
  display: block;
  margin-top: 2px;
}

/* ── QUESTION CARD ─────────────────────────────────────── */
.question-card {
  padding: 24px;
}

.question-number {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 10px;
}

.question-text {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 20px;
}

/* ── OPTIONS GRID ──────────────────────────────────────── */
.options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.option-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  min-height: 52px;
  color: var(--clr-text);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: left;
  line-height: 1.4;
  transition: var(--transition);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

@media (hover: hover) {
  .option-btn:hover:not(:disabled) {
    border-color: var(--clr-accent);
    background: var(--clr-accent-lt);
  }
}

.option-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 800;
  background: var(--clr-border);
  color: var(--clr-text-muted);
  transition: var(--transition);
}

.option-btn.option--correct {
  background: var(--clr-correct-bg);
  border-color: var(--clr-correct-bd);
  animation: popIn 0.25s ease;
}

.option-btn.option--correct .option-letter {
  background: var(--clr-correct);
  color: #fff;
}

.option-btn.option--wrong {
  background: var(--clr-wrong-bg);
  border-color: var(--clr-wrong-bd);
  animation: shake 0.35s ease;
}

.option-btn.option--wrong .option-letter {
  background: var(--clr-wrong);
  color: #fff;
}

.option-btn.option--reveal-correct {
  background: var(--clr-correct-bg);
  border-color: var(--clr-correct-bd);
}

.option-btn.option--reveal-correct .option-letter {
  background: var(--clr-correct);
  color: #fff;
}

.option-btn:disabled {
  cursor: default;
}

.option-btn:disabled:not(.option--correct):not(.option--wrong):not(.option--reveal-correct) {
  opacity: 0.45;
}

@keyframes popIn {
  from {
    transform: scale(0.97);
  }

  to {
    transform: scale(1);
  }
}

@keyframes shake {

  0%,
  100% {
    transform: translateX(0);
  }

  25% {
    transform: translateX(-5px);
  }

  75% {
    transform: translateX(5px);
  }
}

.hidden {
  display: none !important;
}

/* ── RESULTS SCREEN ────────────────────────────────────── */
.results-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  padding: 28px 24px;
}

.results-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 100%;
}

.results-trophy {
  font-size: 2rem;
  color: var(--clr-accent);
  line-height: 1;
}

.results-title {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.results-score {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--clr-accent);
  letter-spacing: -0.03em;
  line-height: 1;
}

.results-categories {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.result-category-row {
  display: grid;
  grid-template-columns: 1.5rem 1fr auto 2.5rem;
  gap: 4px 12px;
  align-items: center;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.result-cat-emoji {
  font-size: 1rem;
  text-align: center;
  line-height: 1;
}

.result-cat-name {
  font-weight: 600;
  font-size: 0.85rem;
  line-height: 1.4;
  text-align: left;
}

.result-cat-dots {
  display: flex;
  gap: 4px;
}

.result-cat-score {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  font-weight: 600;
  text-align: right;
}

.result-dot {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-device-note {
  font-size: 0.75rem;
  color: var(--clr-text-dim);
  text-align: center;
  padding: 6px 0 2px;
  letter-spacing: 0.01em;
}

.results-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: 100%;
}

/* ── SAVE FLOW ──────────────────────────────────────────── */
.save-panel {
  padding: 20px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.save-sub {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  text-align: center;
}

.save-identity-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 0 8px;
}

.save-identity-icon { font-size: 2rem; line-height: 1; }

.save-identity-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--clr-text);
}

.save-user-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 220px;
  overflow-y: auto;
}

.save-user-item {
  text-align: left;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text);
  transition: var(--transition);
  cursor: pointer;
}

.save-user-item:hover {
  border-color: var(--clr-accent);
  background: var(--clr-accent-lt);
  color: var(--clr-accent);
}

.save-no-users {
  text-align: center;
  color: var(--clr-text-muted);
  font-size: 0.85rem;
  padding: 8px 0;
}

.save-or-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--clr-text-dim);
  font-size: 0.75rem;
  font-weight: 600;
}

.save-or-divider::before,
.save-or-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}

.save-create-btn {
  padding: 11px;
  border-radius: var(--radius-md);
  border: 1.5px dashed var(--clr-border-hv);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  transition: var(--transition);
  cursor: pointer;
}

.save-create-btn:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: var(--clr-accent-lt);
}

.pin-inputs {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.pin-digit {
  width: 52px;
  height: 60px;
  text-align: center;
  font-size: 1.4rem;
  font-weight: 800;
  font-family: var(--font);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text);
  transition: var(--transition);
  caret-color: transparent;
}

.pin-digit:focus {
  outline: none;
  border-color: var(--clr-accent);
  background: var(--clr-accent-lt);
}

.save-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.save-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.save-input {
  width: 100%;
  padding: 11px 14px;
  font-family: var(--font);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--clr-text);
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.save-input:focus {
  outline: none;
  border-color: var(--clr-accent);
  background: var(--clr-accent-lt);
}

.save-error {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-wrong);
  text-align: center;
  padding: 2px 0;
}

.save-switch-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  text-align: center;
  padding: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.save-switch-link:hover { color: var(--clr-accent); }

.save-submit-btn { width: 100%; }

.save-done-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px 0 10px;
  text-align: center;
}

.save-done-icon { font-size: 2.4rem; line-height: 1; }

.save-done-msg {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--clr-text-muted);
}

.save-done-msg strong { color: var(--clr-text); }

.results-comeback {
  color: var(--clr-text-dim);
  font-size: 0.78rem;
}

/* ── BUTTONS ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  min-height: 48px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  transition: var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.btn--primary {
  background: #4338ca;
  color: #fff;
  border: 1.5px solid #4338ca;
}

.btn--primary:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
}


.btn--gold {
  background: #d97706;
  color: #fff;
  border: 1.5px solid #d97706;
}

.btn--gold:hover {
  background: #b45309;
  border-color: #b45309;
}

.btn--large {
  padding: 13px 32px;
  font-size: 0.9rem;
}

.btn-icon {
  font-size: 0.9rem;
}

/* ── TOAST ─────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(60px);
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-correct-bd);
  color: var(--clr-correct);
  padding: 9px 20px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  z-index: 999;
  opacity: 0;
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.28s ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.toast.toast--show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── DIVIDER ───────────────────────────────────────────── */
hr {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: 20px 0;
}

/* ── HEADER RIGHT GROUP ────────────────────────────────── */
.header-right {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lb-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  font-size: 1rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  transition: var(--transition);
  cursor: pointer;
  animation: fadeUp 0.3s ease;
}

.lb-btn:hover {
  border-color: var(--clr-border-hv);
}

/* ── LEADERBOARD CARD ──────────────────────────────────── */
.lb-card {
  padding: 0;
  overflow: hidden;
}

.lb-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--clr-border);
}

.lb-header--centered {
  position: relative;
}

.lb-header--centered .lb-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.lb-back-btn {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--clr-accent);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: var(--transition);
}

.lb-back-btn:hover {
  background: var(--clr-accent-lt);
  border-color: #c4b5fd;
}

.lb-title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-align: center;
}

.lb-user-chip-wrap {
  display: flex;
  justify-content: flex-end;
  min-width: 60px;
}

.lb-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--clr-accent-lt);
  border: 1px solid #c4b5fd;
  border-radius: var(--radius-full);
  padding: 3px 10px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--clr-accent);
  white-space: nowrap;
}

body.dark .lb-chip {
  border-color: #6366f1;
}

/* ── LEADERBOARD TABS ──────────────────────────────────── */
.lb-tabs {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--clr-border);
}

.lb-tab {
  flex: 1;
  padding: 8px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  border-radius: var(--radius-full);
  border: 1.5px solid transparent;
  transition: var(--transition);
}

.lb-tab:hover:not(.lb-tab--active) {
  background: var(--clr-bg);
  border-color: var(--clr-border);
}

.lb-tab--active {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}

/* ── LEADERBOARD BODY ──────────────────────────────────── */
.lb-body {
  padding: 16px;
  min-height: 180px;
}

.lb-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px 20px;
  color: var(--clr-text-muted);
}

.lb-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lb-empty-msg {
  text-align: center;
  color: var(--clr-text-muted);
  font-size: 0.85rem;
  padding: 36px 20px;
}

/* ── LEADERBOARD ROW ───────────────────────────────────── */
.lb-row {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  font-size: 0.85rem;
  transition: var(--transition);
}

.lb-row--me {
  background: var(--clr-accent-lt);
  border-color: #c4b5fd;
}

body.dark .lb-row--me {
  border-color: #6366f1;
}

.lb-rank {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--clr-text-muted);
  text-align: center;
}

.lb-rank--top {
  font-size: 1rem;
}

.lb-username {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lb-score {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--clr-accent);
  text-align: right;
}

.lb-you {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--clr-accent);
  color: #fff;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  margin-left: 4px;
  vertical-align: middle;
}

/* ── PAST LEADERBOARDS ─────────────────────────────────── */
.lb-footer {
  padding: 16px 0;
  display: flex;
  justify-content: center;
}

.lb-past-btn {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  text-decoration: underline;
  text-underline-offset: 4px;
  background: none;
  border: none;
  padding: 4px 8px;
  cursor: pointer;
  transition: var(--transition);
}

.lb-past-btn:hover {
  color: var(--clr-text);
}

.lb-past-body {
  padding: 12px 16px 16px;
  min-height: 160px;
}

.lb-week-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lb-week-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text);
  text-align: left;
  transition: var(--transition);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  min-height: 48px;
}

.lb-week-item:hover {
  border-color: var(--clr-accent);
  background: var(--clr-accent-lt);
  color: var(--clr-accent);
}

.lb-week-num {
  font-weight: 700;
  white-space: nowrap;
}

.lb-week-range {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
}

.lb-week-winners-wrap {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.lb-week-winners-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.lb-week-item:hover .lb-week-range {
  color: var(--clr-accent);
  opacity: 0.85;
}

.lb-week-arrow {
  font-size: 1.1rem;
  color: var(--clr-text-dim);
  line-height: 1;
  flex-shrink: 0;
}

.lb-week-item:hover .lb-week-arrow {
  color: var(--clr-accent);
}

/* ── PAST LEADERBOARD WINNER CHIP ──────────────────────── */
.lb-week-winner {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(180, 155, 100, 0.1);
  border: 1px solid rgba(160, 135, 80, 0.35);
  border-radius: var(--radius-full);
  padding: 3px 9px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #7a6435;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1.3;
}

body.dark .lb-week-winner {
  background: rgba(180, 155, 100, 0.13);
  border-color: rgba(180, 155, 100, 0.38);
  color: #c4a85a;
}

.lb-week-item:hover .lb-week-winner {
  background: rgba(180, 155, 100, 0.18);
  border-color: rgba(160, 135, 80, 0.55);
}

/* =========================================================
   100-DAY EDITION STYLES  (template for future special events)
   All rules scoped to body.edition-100day — zero impact on
   regular days. Future editions get their own block below.
   ========================================================= */

/* ── Edition variables (amber/gold palette) ─────────────── */
body.edition-100day {
  --clr-edition-gold:     #c9982a;
  --clr-edition-gold-lt:  #fef3c7;
  --clr-edition-gold-bd:  #fcd34d;
  --clr-edition-gold-dk:  #92400e;
}

body.edition-100day.dark {
  --clr-edition-gold:     #fbbf24;
  --clr-edition-gold-lt:  rgba(251, 191, 36, 0.12);
  --clr-edition-gold-bd:  rgba(251, 191, 36, 0.35);
  --clr-edition-gold-dk:  #fde68a;
}

/* ── Header badge: "✦ 100 Days" pill ───────────────────── */
.edition-100day-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--clr-edition-gold);
  background: var(--clr-edition-gold-lt);
  border: 1px solid var(--clr-edition-gold-bd);
  border-radius: var(--radius-full);
  padding: 2px 8px;
  white-space: nowrap;
  animation: edition100dayShimmer 2.4s ease forwards;
}

@keyframes edition100dayShimmer {
  0%   { opacity: 0; transform: translateY(-2px); }
  40%  { opacity: 1; transform: translateY(0); }
  100% { opacity: 1; transform: translateY(0); }
}

/* ── Intro banner ───────────────────────────────────────── */
.edition-100day-intro-banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--clr-edition-gold-lt);
  border: 1px solid var(--clr-edition-gold-bd);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  margin-bottom: 20px;
  animation: fadeUp 0.3s ease;
}

.edition-100day-intro-label {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--clr-edition-gold);
  letter-spacing: -0.01em;
}

body.edition-100day.dark .edition-100day-intro-label {
  color: var(--clr-edition-gold-dk);
}

.edition-100day-intro-sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--clr-edition-gold-dk);
  opacity: 0.85;
}

body.edition-100day.dark .edition-100day-intro-sub {
  color: var(--clr-edition-gold);
  opacity: 0.75;
}

/* ── Category tabs: scrollable row for 14 tabs ──────────── */
body.edition-100day .category-tabs {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 2px;
  gap: 6px;
}

body.edition-100day .category-tabs::-webkit-scrollbar {
  display: none;
}

body.edition-100day .category-tab {
  min-width: 68px;
  flex: 0 0 auto;
}

/* ── Accent colour override: gold for active tabs ───────── */
body.edition-100day .category-tab.tab--active {
  background: var(--clr-edition-gold-lt);
  border-color: var(--clr-edition-gold-bd);
  color: var(--clr-edition-gold);
}

body.edition-100day.dark .category-tab.tab--active {
  border-color: var(--clr-edition-gold-bd);
  color: var(--clr-edition-gold);
}

/* ── Results banner ─────────────────────────────────────── */
.edition-100day-results-banner {
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--clr-edition-gold);
  background: var(--clr-edition-gold-lt);
  border: 1px solid var(--clr-edition-gold-bd);
  border-radius: var(--radius-full);
  padding: 5px 16px;
  width: auto;
  animation: fadeUp 0.3s ease;
}

body.edition-100day.dark .edition-100day-results-banner {
  color: var(--clr-edition-gold-dk);
}

/* =========================================================
   RESPONSIVE
   All breakpoint overrides consolidated here.
   ========================================================= */

/* ── Tablet / small desktop (≥ 600px) ──────────────────── */
@media (min-width: 600px) {

  .header-inner,
  .main-content {
    max-width: 620px;
  }

  .card {
    padding: 28px 28px;
  }

  /* Restore 2-column options grid on wider screens */
  .options-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .intro-title {
    font-size: 2.4rem;
  }

  .question-text {
    font-size: 1.05rem;
  }

  .option-btn {
    font-size: 0.88rem;
    min-height: 50px;
  }

  /* Past leaderboard: show winner chips in a row instead of stacking */
  .lb-week-winners-inner {
    flex-direction: row;
    align-items: center;
  }
}

/* ── Large desktop (≥ 900px) ──────────────────────────── */
@media (min-width: 900px) {

  .header-inner,
  .main-content {
    max-width: 720px;
  }

  .main-content {
    padding-top: 40px;
    padding-bottom: 80px;
  }

  .card {
    padding: 36px 36px;
  }

  .intro-title {
    font-size: 2.8rem;
  }

  .question-text {
    font-size: 1.1rem;
  }

  .option-btn {
    font-size: 0.9rem;
    padding: 14px 18px;
    min-height: 54px;
  }

  .results-score {
    font-size: 2.8rem;
  }

  .results-title {
    font-size: 1.6rem;
  }
}

/* ── Very narrow phones (≤ 360px) ─────────────────────── */
@media (max-width: 360px) {
  .tab-label {
    display: none;
  }

  .category-tab {
    font-size: 0.6rem;
  }
}

/* ── SVG ICON ALIGNMENT UTILITY ───────────────────────── */
.icon-slot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  vertical-align: -0.15em;
  line-height: 1;
}

.icon-slot svg {
  width: 1.25em;
  height: 1.25em;
  display: block;
}

/* Specific tweaks for exact matching */
.streak-icon.icon-slot svg {
  width: 1.15em;
  height: 1.15em;
  vertical-align: -0.15em;
}

.tab-emoji.icon-slot svg {
  width: 1.35em;
  height: 1.35em;
  margin-bottom: 2px;
}

.btn-icon.icon-slot {
  margin-right: 6px;
}

.result-cat-emoji.icon-slot {
  margin-right: 8px;
}


/* Soft drop shadow for button icons to separate them from the background */
.btn--primary .icon-slot svg,
.btn--gold .icon-slot svg {
  filter: none;
  background-color: rgba(0, 0, 0, 0.25);
  border-radius: 50%;
  padding: 6px;
  box-sizing: content-box;
  margin-left: -4px;
}