/* ── Google Font loaded in HTML ── */

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

:root {
  --accent:       #22C55E;
  --accent-light: #DCFCE7;
  --add-color:    #22C55E;
  --sub-color:    #3B82F6;
  --mul-color:    #F97316;
  --div-color:    #A855F7;
  --mix-color:    #EC4899;
  --card-radius:  24px;
  --btn-radius:   14px;
}

body {
  font-family: 'Nunito', sans-serif;
  background: linear-gradient(160deg, #FFF3E0 0%, #E8F5E9 100%);
  min-height: 100vh;
  transition: background .4s ease;
  overflow-x: hidden;
}

/* ── Screen system ── */
.screen        { display: none; width: 100%; min-height: calc(100vh - 64px); overflow-x: hidden; }
.screen.active { display: block; }

/* ── Confetti ── */
.confetti-piece {
  position: fixed; top: -20px; width: 12px; height: 12px;
  border-radius: 2px; opacity: 0;
  animation: fall 1.4s ease-in forwards;
  pointer-events: none; z-index: 999;
}
@keyframes fall {
  0%   { transform: translateY(0) rotate(0deg);       opacity: 1; }
  100% { transform: translateY(105vh) rotate(720deg); opacity: 0; }
}

/* ─────────────────────────────────────────────
   APP HEADER
   2-row layout: [name | coins + flair] then [dashboard]
───────────────────────────────────────────── */
.app-header {
  position: sticky; top: 0; z-index: 100;
  width: 100%; background: white;
  box-shadow: 0 2px 12px rgba(0,0,0,.08);
  padding: 8px 14px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  grid-template-rows: auto auto;
  gap: 6px 8px;
  align-items: center;
}

/* Row 1: name | coins | flair */
.header-left  { grid-column: 1; grid-row: 1; min-width: 0; }
.header-right { grid-column: 2 / span 2; grid-row: 1; display: flex; align-items: center; gap: 6px; justify-content: flex-end; }
/* Row 2: dashboard button spanning full width */
.header-center {
  grid-column: 1 / -1; grid-row: 2;
  display: flex; justify-content: center;
}

.hdr-name-btn {
  font-family: 'Nunito', sans-serif; font-weight: 900;
  font-size: 0.92rem; color: #1E293B; background: var(--accent-light);
  border: 2px solid var(--accent); border-radius: 20px;
  padding: 6px 14px; cursor: pointer; transition: all .18s;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 180px; display: block;
}
.hdr-name-btn:hover  { transform: translateY(-1px); box-shadow: 0 3px 10px rgba(0,0,0,.12); }
.hdr-name-btn:active { transform: translateY(0); }

.hdr-nav-btn {
  font-family: 'Nunito', sans-serif; font-weight: 900;
  font-size: 0.88rem; color: #475569; background: white;
  border: 2px solid #E2E8F0; border-radius: 20px;
  padding: 6px 20px; cursor: pointer; transition: all .18s;
  width: 100%; max-width: 220px;
}
.hdr-nav-btn:hover  { border-color: var(--accent); color: var(--accent); }
.hdr-nav-btn:active { background: var(--accent-light); }

.hdr-coins-btn {
  font-family: 'Nunito', sans-serif; font-weight: 900;
  font-size: 0.88rem; color: #D97706; background: #FFFBEB;
  border: 2px solid #FDE68A; border-radius: 20px;
  padding: 6px 12px; cursor: pointer; transition: all .18s;
  white-space: nowrap;
}
.hdr-coins-btn:hover  { transform: translateY(-1px); box-shadow: 0 3px 8px rgba(217,119,6,.2); }
.hdr-coins-btn:active { transform: translateY(0); }

.flair-slots { display: flex; gap: 5px; }
.flair-slot {
  width: 40px; height: 40px;               /* 40px meets touch target guidance */
  border-radius: 10px; border: 2px dashed #CBD5E1;
  background: #F8FAFC; cursor: pointer;
  font-size: 1.2rem; display: flex; align-items: center; justify-content: center;
  transition: all .18s; color: #CBD5E1; font-weight: 900;
}
.flair-slot.filled  { border-style: solid; border-color: var(--accent); background: var(--accent-light); color: #1E293B; }
.flair-slot:hover   { transform: scale(1.1); }
.flair-slot:active  { transform: scale(0.96); }

/* ─────────────────────────────────────────────
   SHARED UTILITIES
───────────────────────────────────────────── */
.page-wrap {
  max-width: 560px; margin: 0 auto;
  padding: 20px 16px 48px;
  display: flex; flex-direction: column; gap: 18px;
}

/* Back button — visible pill shape so kids know it's tappable */
.back-btn {
  align-self: flex-start;
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 0.88rem; color: #475569;
  background: white; border: 2px solid #E2E8F0;
  border-radius: 20px; cursor: pointer;
  padding: 7px 14px; transition: all .18s;
  display: inline-flex; align-items: center; gap: 4px;
}
.back-btn:hover  { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.back-btn:active { transform: scale(0.97); }

.page-title    { font-size: 1.6rem; font-weight: 900; color: #1E293B; text-align: center; }
.page-subtitle { font-size: 0.88rem; font-weight: 700; color: #94A3B8; text-align: center; }

.primary-btn {
  font-family: 'Nunito', sans-serif; font-weight: 900;
  font-size: 1rem; padding: 13px 28px;
  background: var(--accent); color: white; border: none;
  border-radius: var(--btn-radius); cursor: pointer;
  box-shadow: 0 4px 0 color-mix(in srgb, var(--accent) 60%, black);
  transition: transform .15s, box-shadow .15s;
}
.primary-btn:hover  { transform: translateY(-2px); box-shadow: 0 6px 0 color-mix(in srgb, var(--accent) 60%, black); }
.primary-btn:active { transform: translateY(2px);  box-shadow: 0 2px 0 color-mix(in srgb, var(--accent) 60%, black); }
.primary-btn.big    { font-size: 1.1rem; padding: 16px 36px; width: 100%; }

.danger-btn {
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 0.9rem; padding: 10px 20px;
  background: #FEF2F2; color: #DC2626;
  border: 2px solid #FCA5A5; border-radius: var(--btn-radius);
  cursor: pointer; transition: all .18s;
}
.danger-btn:hover  { background: #FEE2E2; }
.danger-btn:active { transform: scale(0.97); }

.text-btn {
  background: none; border: none; font-family: 'Nunito', sans-serif;
  font-weight: 700; font-size: 0.9rem; color: #94A3B8;
  cursor: pointer; padding: 8px 14px; transition: color .18s; align-self: center;
  border-radius: 10px;
}
.text-btn:hover  { color: #475569; background: #F1F5F9; }
.text-btn:active { background: #E2E8F0; }

.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 0.8rem; font-weight: 800; color: #64748B;
  text-transform: uppercase; letter-spacing: .06em;
}
.form-input {
  font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 1.1rem;
  padding: 14px 16px; border: 2px solid #E2E8F0; border-radius: var(--btn-radius);
  outline: none; transition: border-color .2s; width: 100%;
}
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent); }

/* Form rows: side by side on desktop, stacked on mobile */
.form-row { display: flex; gap: 10px; }
.form-row .form-group { flex: 1; min-width: 0; }

.selector-label {
  display: block; font-size: 0.78rem; font-weight: 800;
  color: #94A3B8; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 8px;
}

/* ─────────────────────────────────────────────
   PROFILES SCREEN
───────────────────────────────────────────── */
.profiles-page {
  display: flex; flex-direction: column; align-items: center;
  padding: 40px 16px 48px; gap: 24px; min-height: 100vh;
}
.logo-big {
  font-size: 2.2rem; font-weight: 900;
  background: linear-gradient(90deg, #FF6B6B, #A855F7);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.profile-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 14px; width: 100%; max-width: 560px;
}
.profile-card {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 24px 10px 18px; background: white;
  border: 3px solid #E2E8F0; border-radius: 20px;
  cursor: pointer; transition: all .2s; box-shadow: 0 2px 10px rgba(0,0,0,.06);
  font-family: 'Nunito', sans-serif; overflow: hidden; position: relative;
}
.pc-edit-btn {
  position: absolute; top: 8px; right: 8px;
  background: #F1F5F9; border: none; cursor: pointer;
  font-size: 0.8rem; padding: 3px 7px; border-radius: 8px;
  color: #64748B; font-weight: 800; font-family: 'Nunito', sans-serif;
}
.profile-card:hover  { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.12); border-color: var(--accent); }
.profile-card:active { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,.1); }
.pc-critter { font-size: 3rem; line-height: 1; }
.pc-name {
  font-size: 0.95rem; font-weight: 900; color: #1E293B;
  word-break: break-word; text-align: center; width: 100%; padding: 0 4px;
}
.pc-grade { font-size: 0.68rem; font-weight: 700; color: #64748B; text-align: center; }
.pc-theme { font-size: 0.68rem; font-weight: 700; color: #94A3B8; text-align: center; }

.profile-card.add-profile { border-style: dashed; border-color: #CBD5E1; color: #94A3B8; }
.profile-card.add-profile:hover { border-color: var(--accent); color: var(--accent); }
.profile-card.add-profile .pc-critter { font-size: 2rem; }

.parent-store-btn {
  font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 0.85rem;
  color: #94A3B8; background: none; border: 2px solid #E2E8F0;
  border-radius: 999px; padding: 8px 20px; cursor: pointer;
  transition: all .18s; margin-top: -8px;
}
.parent-store-btn:hover { color: #475569; border-color: #94A3B8; background: #F8FAFC; }

/* ─────────────────────────────────────────────
   PROFILE FORM SCREEN
───────────────────────────────────────────── */
/* Grade selector */
.grade-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grade-btn {
  display: flex; flex-direction: column; align-items: center;
  gap: 4px; padding: 16px 8px;
  border: 3px solid #E2E8F0; border-radius: 18px;
  background: white; font-family: 'Nunito', sans-serif;
  cursor: pointer; transition: all .2s; box-shadow: 0 2px 8px rgba(0,0,0,.07);
  overflow: hidden;
}
.grade-btn:hover  { transform: translateY(-2px); box-shadow: 0 5px 16px rgba(0,0,0,.12); }
.grade-btn:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(0,0,0,.07); }
.grade-btn.active { border-color: var(--accent); background: var(--accent-light); }
.grade-emoji { font-size: 1.8rem; line-height: 1; }
.grade-name  { font-size: 0.9rem; font-weight: 900; color: #1E293B; }
.grade-sub   { font-size: 0.65rem; font-weight: 700; color: #64748B; text-align: center; line-height: 1.3; }

/* Theme picker */
.theme-btns { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.theme-btn {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 8px 10px; min-width: 60px;
  border: 2px solid #E2E8F0; border-radius: 12px;
  background: white; font-family: 'Nunito', sans-serif;
  cursor: pointer; transition: all .18s; box-shadow: 0 2px 6px rgba(0,0,0,.06);
}
.theme-btn:hover  { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.1); }
.theme-btn:active { transform: translateY(0); }
.theme-btn.active { border-color: var(--accent); background: var(--accent-light); transform: translateY(-2px); }
.theme-icon { font-size: 1.4rem; line-height: 1; }
.theme-name { font-size: 0.58rem; font-weight: 800; color: #475569; text-transform: uppercase; letter-spacing: .05em; }

/* ─────────────────────────────────────────────
   DASHBOARD SCREEN
───────────────────────────────────────────── */
.dash-welcome {
  display: flex; align-items: center; gap: 16px;
  background: white; border-radius: var(--card-radius);
  padding: 20px; box-shadow: 0 4px 16px rgba(0,0,0,.08);
  overflow: hidden; /* contain children within card */
}
.dash-welcome-text { flex: 1; min-width: 0; overflow: hidden; }
.dash-mascot {
  font-size: 4rem; line-height: 1; flex-shrink: 0;
  background: none; border: 3px solid transparent; border-radius: 20px;
  padding: 6px 8px; cursor: pointer;
  transition: all .2s; display: flex; flex-direction: column; align-items: center;
  font-family: 'Nunito', sans-serif;
}
.dash-mascot:hover  { border-color: var(--accent); background: var(--accent-light); transform: scale(1.06); }
.dash-mascot:active { transform: scale(0.97); }
.dash-mascot-hint   {
  font-size: 0.65rem; font-weight: 800; color: var(--accent);
  opacity: 0; transition: opacity .2s; margin-top: 2px;
}
.dash-mascot:hover .dash-mascot-hint { opacity: 1; }

.dash-welcome h1 {
  font-size: 1.4rem; font-weight: 900; color: #1E293B;
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  word-break: break-word;
}
.name-edit-btn {
  background: none; border: none; font-size: 0.95rem; cursor: pointer;
  opacity: 0; transition: opacity .2s; padding: 2px 4px; border-radius: 6px;
  flex-shrink: 0;
}
.dash-welcome:hover .name-edit-btn { opacity: 1; }
.name-edit-btn:hover { background: var(--accent-light); }
.dash-welcome p { font-size: 0.76rem; font-weight: 700; color: #94A3B8; margin-top: 4px; }

.dash-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.dash-card {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; padding: 22px 12px;
  background: white; border: 2px solid #E2E8F0;
  border-radius: var(--card-radius); cursor: pointer;
  transition: all .2s; box-shadow: 0 2px 10px rgba(0,0,0,.07);
  font-family: 'Nunito', sans-serif; overflow: hidden;
}
.dash-card:hover  { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.12); border-color: var(--accent); }
.dash-card:active { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,.1); }
.dash-card.accent { background: var(--accent); border-color: var(--accent); }
.dash-card.accent .dc-label { color: white; }
.dash-card.accent .dc-sub   { color: rgba(255,255,255,.8); }
.dash-card.wide   { grid-column: span 2; }
.dc-icon  { font-size: 2.2rem; line-height: 1; }
.dc-label { font-size: 1rem; font-weight: 900; color: #1E293B; }
.dc-sub   { font-size: 0.72rem; font-weight: 700; color: #94A3B8; text-align: center; }

/* ─────────────────────────────────────────────
   QUEST SELECT SCREEN
───────────────────────────────────────────── */
.subject-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}
.subject-card {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 28px 12px; background: white;
  border: 3px solid #E2E8F0; border-radius: var(--card-radius);
  cursor: pointer; transition: all .2s; box-shadow: 0 2px 10px rgba(0,0,0,.06);
  font-family: 'Nunito', sans-serif; overflow: hidden;
}
.subject-card:hover  { transform: translateY(-3px); border-color: var(--accent); box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.subject-card:active { transform: translateY(-1px); }
.subject-card.coming-soon { opacity: .5; cursor: default; }
.subject-card.coming-soon:hover { transform: none; border-color: #E2E8F0; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.sc-icon  { font-size: 2.4rem; line-height: 1; }
.sc-icon-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; font-size: 1.6rem; }
.sc-label { font-size: 1rem; font-weight: 900; color: #1E293B; }
.sc-sub   { font-size: 0.72rem; font-weight: 700; color: #94A3B8; text-align: center; }

/* ─────────────────────────────────────────────
   QUEST GAME SCREEN
───────────────────────────────────────────── */
.quest-game-page {
  max-width: 520px; margin: 0 auto;
  padding: 16px 16px 40px;
  display: flex; flex-direction: column; gap: 14px; align-items: center;
}

/* Top bar: back btn + coin hint */
.quest-top-bar {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; gap: 8px;
}
.quest-coin-hint {
  font-size: 0.76rem; font-weight: 800; color: #94A3B8;
  white-space: nowrap;
}

/* Session progress bar */
.session-bar {
  width: 100%; display: flex; align-items: center;
  gap: 10px;
}
.session-progress {
  flex: 1; height: 12px; background: #E2E8F0;
  border-radius: 6px; overflow: hidden; min-width: 0;
}
.session-progress-fill {
  height: 100%; background: var(--accent);
  transition: width .4s ease; border-radius: 6px;
}
.session-label { font-size: 0.78rem; font-weight: 800; color: #64748B; white-space: nowrap; flex-shrink: 0; }
.session-coins { font-size: 0.82rem; font-weight: 900; color: #D97706; white-space: nowrap; flex-shrink: 0; }

/* Operation tabs */
.op-tabs {
  display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; width: 100%;
}
.op-tab {
  flex: 1 1 auto; min-width: 68px; max-width: 120px; padding: 9px 10px;
  border: 3px solid transparent; border-radius: var(--btn-radius);
  background: white; font-family: 'Nunito', sans-serif;
  font-size: 0.86rem; font-weight: 800; color: #475569;
  cursor: pointer; transition: all .18s; box-shadow: 0 2px 8px rgba(0,0,0,.07);
  text-align: center;
}
.op-tab:hover  { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.12); }
.op-tab:active { transform: translateY(0); }
.op-tab.active[data-op="addition"]       { background: #DCFCE7; border-color: var(--add-color); color: var(--add-color); }
.op-tab.active[data-op="subtraction"]    { background: #DBEAFE; border-color: var(--sub-color); color: var(--sub-color); }
.op-tab.active[data-op="multiplication"] { background: #FFEDD5; border-color: var(--mul-color); color: var(--mul-color); }
.op-tab.active[data-op="division"]       { background: #F3E8FF; border-color: var(--div-color); color: var(--div-color); }
.op-tab.active[data-op="mixed"]          { background: #FCE7F3; border-color: var(--mix-color); color: var(--mix-color); }

/* Reading category tabs */
.op-tab.active[data-cat="sight-words"]   { background: #EDE9FE; border-color: #8B5CF6; color: #8B5CF6; }
.op-tab.active[data-cat="letter-sounds"] { background: #E0F2FE; border-color: #0EA5E9; color: #0EA5E9; }
.op-tab.active[data-cat="word-building"] { background: #FFEDD5; border-color: #F97316; color: #F97316; }
.op-tab.active[data-cat="vocabulary"]    { background: #D1FAE5; border-color: #10B981; color: #10B981; }
.op-tab.active[data-cat="spelling"]      { background: #CFFAFE; border-color: #06B6D4; color: #06B6D4; }
.op-tab.active[data-cat="grammar"]       { background: #FEF3C7; border-color: #F59E0B; color: #F59E0B; }
.op-tab.active[data-cat="read-mixed"]    { background: #FCE7F3; border-color: #EC4899; color: #EC4899; }

/* Maxed-out op tab */
.op-tab-maxed {
  opacity: 0.4; cursor: not-allowed;
}
.op-tab-maxed:hover { transform: none; box-shadow: 0 2px 8px rgba(0,0,0,.07); }
.op-done-badge {
  display: block; font-size: 0.62rem; font-weight: 900;
  color: #94A3B8; margin-top: 2px; letter-spacing: 0.03em;
}

/* Streak banner */
.streak-banner {
  background: linear-gradient(90deg, #FF6B6B, #FF8E53); color: white;
  font-size: 1rem; font-weight: 800; padding: 7px 22px;
  border-radius: 40px; box-shadow: 0 2px 10px rgba(255,107,107,.35); display: none;
}

/* Problem card */
.card {
  width: 100%; background: white; border-radius: var(--card-radius);
  padding: 28px 20px 24px; box-shadow: 0 8px 30px rgba(0,0,0,.10);
  display: flex; flex-direction: column; align-items: center; gap: 18px;
  overflow: hidden; /* contain all children */
}

/* Critter */
.critter-wrap { position: relative; }
.critter { font-size: 5rem; line-height: 1; display: block; user-select: none; }
@keyframes critter-bounce {
  0%,100% { transform: translateY(0) scale(1); }
  30%      { transform: translateY(-18px) scale(1.12); }
  60%      { transform: translateY(-8px) scale(1.04); }
}
@keyframes critter-shake {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-10px) rotate(-5deg); }
  40%     { transform: translateX(10px) rotate(5deg); }
  60%     { transform: translateX(-7px) rotate(-3deg); }
  80%     { transform: translateX(7px) rotate(3deg); }
}
.critter.bounce { animation: critter-bounce .55s ease; }
.critter.shake  { animation: critter-shake .5s ease; }

/* Problem display */
.problem-display {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center;
  width: 100%; max-width: 100%;
}
.num, .op-sym, .equals, .question-mark { font-size: 3rem; font-weight: 900; line-height: 1; }
.num           { color: #1E293B; }
.op-sym        { color: var(--accent); }
.equals        { color: #94A3B8; }
.question-mark { color: var(--accent); }

/* Answer area */
.answer-area { display: flex; gap: 10px; width: 100%; max-width: 360px; }
.answer-input {
  flex: 1; font-family: 'Nunito', sans-serif; font-size: 1.5rem; font-weight: 800;
  text-align: center; padding: 12px 10px;
  border: 3px solid #E2E8F0; border-radius: var(--btn-radius);
  outline: none; transition: border-color .2s, box-shadow .2s; color: #1E293B;
  min-width: 0; /* allow shrinking */
  -moz-appearance: textfield;
}
.answer-input::-webkit-inner-spin-button,
.answer-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.answer-input:focus   { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 15%, transparent); }
.answer-input.correct { border-color: #22C55E; background: #F0FDF4; }
.answer-input.wrong   { border-color: #EF4444; background: #FEF2F2; }

.check-btn {
  font-family: 'Nunito', sans-serif; font-size: 1rem; font-weight: 900;
  padding: 12px 18px; border: none; border-radius: var(--btn-radius);
  background: var(--accent); color: white; cursor: pointer;
  box-shadow: 0 4px 0 color-mix(in srgb, var(--accent) 60%, black);
  transition: transform .15s, box-shadow .15s, background .2s;
  white-space: nowrap; flex-shrink: 0;
}
.check-btn:hover    { transform: translateY(-2px); box-shadow: 0 6px 0 color-mix(in srgb, var(--accent) 60%, black); }
.check-btn:active   { transform: translateY(2px);  box-shadow: 0 2px 0 color-mix(in srgb, var(--accent) 60%, black); }
.check-btn:disabled { opacity: .5; cursor: default; transform: none; }

/* Feedback */
.feedback { font-size: 1.15rem; font-weight: 800; text-align: center; min-height: 1.5em; width: 100%; }
.feedback.correct { color: #16A34A; }
.feedback.wrong   { color: #DC2626; }
@keyframes pop-in { 0% { transform: scale(.7); opacity: 0; } 70% { transform: scale(1.08); } 100% { transform: scale(1); opacity: 1; } }
.feedback.show { animation: pop-in .25s ease forwards; }

.next-btn {
  display: none; font-family: 'Nunito', sans-serif; font-size: 1rem; font-weight: 900;
  padding: 13px 36px; border: none; border-radius: var(--btn-radius);
  background: #1E293B; color: white; cursor: pointer;
  box-shadow: 0 4px 0 #0F172A; transition: transform .15s, box-shadow .15s;
}
.next-btn:hover  { transform: translateY(-2px); box-shadow: 0 6px 0 #0F172A; }
.next-btn:active { transform: translateY(2px);  box-shadow: 0 2px 0 #0F172A; }

/* Help button (inside problem card) */
.help-btn {
  display: block; width: 100%; padding: 9px 14px;
  background: none; border: 2px dashed #CBD5E1; border-radius: 12px;
  font-family: 'Nunito', sans-serif; font-size: 0.85rem; font-weight: 800;
  color: #64748B; cursor: pointer; margin-top: 4px;
}
.help-btn:hover  { background: #F8FAFC; border-color: #94A3B8; color: #334155; }
.help-btn:active { background: #F1F5F9; }

/* ── Help modal content ──────────────────────── */
.help-modal { display: flex; flex-direction: column; gap: 14px; }

.help-header {
  border-left: 5px solid; padding-left: 12px;
}
.help-title    { font-size: 1.2rem; font-weight: 900; color: #1E293B; }
.help-strategy { font-size: 0.9rem; font-weight: 800; }
.help-grade-tag { font-size: 0.72rem; font-weight: 700; color: #94A3B8; margin-top: 2px; }

.help-problem-echo {
  text-align: center; font-size: 1.6rem; font-weight: 900;
  color: #1E293B; background: #F8FAFC; border-radius: 12px; padding: 10px;
  letter-spacing: .04em;
}

.help-steps { display: flex; flex-direction: column; gap: 10px; }
.help-step  { display: flex; align-items: flex-start; gap: 10px; }
.help-step-icon { font-size: 1.2rem; flex-shrink: 0; line-height: 1.4; }
.help-step-text { font-size: 0.9rem; font-weight: 700; color: #334155; line-height: 1.5; }
.help-step-text strong { color: #1E293B; }

/* Visuals */
.help-visual {
  background: #F8FAFC; border-radius: 12px; padding: 12px;
  text-align: center;
}
.help-dot-group { font-size: 1.2rem; margin-right: 6px; }
.help-eq        { font-size: 1rem; font-weight: 800; color: #334155; display: block; margin-top: 6px; }
.help-eq strong { color: #1E293B; font-size: 1.1rem; }

/* Place value grid */
.help-place-value { text-align: center; }
.help-pv-row     { display: flex; justify-content: center; gap: 0; }
.help-pv-label   { width: 76px; font-size: 0.7rem; font-weight: 800; color: #94A3B8; text-transform: uppercase; padding: 4px; }
.help-pv-num     { width: 76px; font-size: 1rem; font-weight: 900; color: #1E293B; padding: 6px 4px; border: 1px solid #E2E8F0; background: white; }
.help-pv-divider { height: 3px; background: #334155; border-radius: 2px; margin: 2px 0; }

/* Area model */
.help-area-model { text-align: center; }
.help-area-row   { display: flex; justify-content: center; }
.help-area-label { width: 44px; display: flex; align-items: center; justify-content: center; font-weight: 900; color: #1E293B; }
.help-area-cell  { width: 76px; padding: 10px 4px; border: 2px solid #E2E8F0; font-size: 0.95rem; font-weight: 800; color: #334155; text-align: center; }
.help-area-cell.head { background: #F1F5F9; font-size: 0.85rem; color: #64748B; }
.help-area-sum   { margin-top: 8px; font-size: 0.95rem; font-weight: 800; color: #334155; }
.help-area-sum strong { color: #1E293B; }

.help-citation {
  font-size: 0.72rem; font-weight: 700; color: #94A3B8;
  border-top: 1px solid #F1F5F9; padding-top: 10px; line-height: 1.6;
}
.help-citation a { color: #3B82F6; text-decoration: none; }
.help-citation a:hover { text-decoration: underline; }

/* ── Journey map ─────────────────────────────── */
.journey-header {
  background: linear-gradient(135deg, #1E293B, #334155);
  border-radius: var(--card-radius); padding: 18px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: white; margin-bottom: 8px;
}
.journey-theme-badge { font-size: 1rem; font-weight: 900; }
.journey-chapter { font-size: 1.4rem; font-weight: 900; color: #FDE68A; }
.journey-progress-label { font-size: 0.75rem; font-weight: 800; color: rgba(255,255,255,.6); text-transform: uppercase; letter-spacing: .06em; }
.journey-bar { width: 100%; height: 10px; background: rgba(255,255,255,.15); border-radius: 10px; overflow: hidden; }
.journey-bar-fill { height: 100%; background: linear-gradient(90deg, #34D399, #059669); border-radius: 10px; transition: width .4s ease; }

.journey-map {
  display: flex; flex-direction: column; gap: 0; padding: 8px 0;
}
.journey-row {
  display: flex; flex-direction: column; position: relative;
}
.journey-row.left  { align-items: flex-start;  padding-left: 16px; }
.journey-row.right { align-items: flex-end;    padding-right: 16px; }

.journey-path {
  width: 4px; height: 24px; background: #E2E8F0; border-radius: 4px;
  margin: 0 auto; flex-shrink: 0;
}
.journey-row.left  .journey-path { margin-left: 44px; margin-right: auto; }
.journey-row.right .journey-path { margin-right: 44px; margin-left: auto; }

.jstop {
  display: flex; align-items: center; gap: 12px;
  background: white; border: 3px solid #E2E8F0;
  border-radius: 18px; padding: 12px 16px;
  width: 76%; cursor: pointer; text-align: left;
  font-family: 'Nunito', sans-serif;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
  transition: transform .15s, box-shadow .15s;
}
.jstop.done {
  border-color: #34D399; background: #F0FDF4;
}
.jstop.done:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(52,211,153,.25); }
.jstop.done:active { transform: translateY(0); }
.jstop.current {
  border-color: #FBBF24; background: #FFFBEB;
  box-shadow: 0 0 0 4px rgba(251,191,36,.2);
  cursor: default;
}
.jstop.locked {
  opacity: .45; cursor: default; border-style: dashed;
}
.jstop-emoji { font-size: 2rem; line-height: 1; flex-shrink: 0; }
.jstop-name  { font-size: 0.9rem; font-weight: 900; color: #1E293B; flex: 1; }
.jstop-badge {
  font-size: 0.65rem; font-weight: 900; color: #D97706;
  background: #FEF9C3; border: 1px solid #FDE68A;
  border-radius: 8px; padding: 2px 7px; white-space: nowrap;
}
.jstop-score {
  font-size: 0.72rem; font-weight: 800; color: #16A34A;
  white-space: nowrap;
}

.journey-tip {
  text-align: center; font-size: 0.8rem; font-weight: 700;
  color: #94A3B8; padding: 8px 0 4px;
}

/* Stop detail modal */
.stop-detail {
  display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center;
}
.stop-detail-icon  { font-size: 3.5rem; line-height: 1; }
.stop-detail-name  { font-size: 1.2rem; font-weight: 900; color: #1E293B; }
.stop-detail-stars { font-size: 1.6rem; }
.stop-detail-score { font-size: 1.1rem; font-weight: 900; color: #334155; }
.stop-detail-meta  {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
  font-size: 0.8rem; font-weight: 800; color: #64748B;
}
.stop-detail-meta span {
  background: #F8FAFC; border-radius: 8px; padding: 4px 10px;
}
.stop-detail-card {
  display: flex; align-items: center; gap: 10px;
  background: #F8FAFC; border-radius: 12px; padding: 10px 16px;
  font-size: 0.9rem; font-weight: 800; color: #334155; width: 100%;
}

.score-display {
  font-size: 0.8rem; font-weight: 800; color: #94A3B8;
  display: flex; gap: 10px; align-items: center;
}
.score-num { font-size: 1.3rem; font-weight: 900; color: #1E293B; }

/* ─────────────────────────────────────────────
   QUEST DONE SCREEN
───────────────────────────────────────────── */
.quest-done-page {
  max-width: 480px; margin: 0 auto; padding: 28px 16px 48px;
  display: flex; flex-direction: column; align-items: center; gap: 20px;
}
.done-title { font-size: 1.9rem; font-weight: 900; color: #1E293B; text-align: center; }
.done-score {
  background: white; border-radius: var(--card-radius);
  padding: 20px; width: 100%;
  box-shadow: 0 4px 16px rgba(0,0,0,.08);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.done-score-num   { font-size: 3rem; font-weight: 900; color: var(--accent); }
.done-score-label { font-size: 0.85rem; font-weight: 800; color: #94A3B8; }
.done-coins       { font-size: 1.15rem; font-weight: 900; color: #D97706; text-align: center; }

.card-reveal {
  width: 100%; background: white; border-radius: var(--card-radius);
  padding: 28px 20px; box-shadow: 0 4px 20px rgba(0,0,0,.1);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  animation: pop-in .4s ease; overflow: hidden;
}
.card-reveal-label  { font-size: 0.78rem; font-weight: 800; color: #94A3B8; text-transform: uppercase; letter-spacing: .06em; }
.card-reveal-emoji  { font-size: 5rem; line-height: 1; }
.card-reveal-name   { font-size: 1.15rem; font-weight: 900; color: #1E293B; text-align: center; }
.card-reveal-rarity { font-size: 0.85rem; font-weight: 800; padding: 4px 14px; border-radius: 20px; color: white; }
.done-btn-row       { display: flex; gap: 12px; width: 100%; flex-wrap: wrap; }
.done-btn-row button { flex: 1; min-width: 120px; }

/* ─────────────────────────────────────────────
   INVENTORY SCREEN
───────────────────────────────────────────── */
.flair-manager {
  background: white; border-radius: 18px; padding: 16px;
  box-shadow: 0 2px 10px rgba(0,0,0,.07); overflow: hidden;
}
.flair-manager-title { font-size: 0.78rem; font-weight: 800; color: #94A3B8; text-transform: uppercase; margin-bottom: 10px; letter-spacing: .05em; }
.flair-row { display: flex; gap: 12px; align-items: flex-start; flex-wrap: wrap; }
.flair-slot-big {
  width: 64px; height: 64px; border-radius: 14px;
  border: 2px dashed #CBD5E1; background: #F8FAFC;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; cursor: pointer; transition: all .18s; color: #CBD5E1; font-weight: 900;
}
.flair-slot-big.filled { border-style: solid; border-color: var(--accent); background: var(--accent-light); }
.flair-slot-big:hover  { transform: scale(1.06); }
.flair-slot-big:active { transform: scale(0.96); }
.flair-remove {
  font-size: 0.68rem; font-weight: 800; color: #EF4444; cursor: pointer;
  margin-top: 4px; background: none; border: none; font-family: 'Nunito', sans-serif;
  padding: 2px; width: 100%; text-align: center;
}

/* Filter row — horizontal scroll instead of wrapping */
.inv-filter-row {
  display: flex; gap: 6px;
  overflow-x: auto; padding-bottom: 4px;
  scrollbar-width: thin; scrollbar-color: #CBD5E1 transparent;
  -webkit-overflow-scrolling: touch;
}
.inv-filter-row::-webkit-scrollbar { height: 4px; }
.inv-filter-row::-webkit-scrollbar-track { background: transparent; }
.inv-filter-row::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 2px; }
.inv-filter-btn {
  font-family: 'Nunito', sans-serif; font-size: 0.75rem; font-weight: 800;
  padding: 6px 14px; border-radius: 20px; border: 2px solid #E2E8F0;
  background: white; cursor: pointer; transition: all .15s;
  flex-shrink: 0; white-space: nowrap;
}
.inv-filter-btn:hover  { border-color: var(--accent); }
.inv-filter-btn:active { background: var(--accent-light); }
.inv-filter-btn.active { border-color: var(--accent); background: var(--accent-light); }

.inv-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}
.inv-card {
  background: white; border-radius: 16px; padding: 16px 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,.07); display: flex;
  flex-direction: column; align-items: center; gap: 6px;
  border: 2px solid #E2E8F0; transition: all .18s; overflow: hidden;
}
.inv-card:hover  { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.12); }
.inv-card:active { transform: translateY(0); }
.inv-card-emoji  { font-size: 2.8rem; line-height: 1; }
.inv-card-name   { font-size: 0.8rem; font-weight: 900; color: #1E293B; text-align: center; word-break: break-word; width: 100%; }
.inv-card-theme  { font-size: 0.65rem; font-weight: 700; color: #94A3B8; }
.inv-card-date   { font-size: 0.62rem; font-weight: 700; color: #CBD5E1; }
.rarity-badge {
  font-size: 0.6rem; font-weight: 800; padding: 3px 8px;
  border-radius: 10px; color: white; text-transform: uppercase; letter-spacing: .04em;
  white-space: nowrap;
}
.flair-toggle-btn {
  font-family: 'Nunito', sans-serif; font-size: 0.68rem; font-weight: 800;
  padding: 5px 10px; border-radius: 10px; border: none; cursor: pointer;
  transition: all .15s; width: 100%; text-align: center;
}
.flair-toggle-btn.add    { background: var(--accent-light); color: var(--accent); }
.flair-toggle-btn.remove { background: #FEE2E2; color: #DC2626; }
.flair-toggle-btn:active { opacity: .8; }
.inv-empty { text-align: center; padding: 40px 20px; color: #94A3B8; font-weight: 800; font-size: 1rem; }

/* ─────────────────────────────────────────────
   BANK SCREEN
───────────────────────────────────────────── */
.bank-balance {
  background: linear-gradient(135deg, #1E293B, #334155);
  border-radius: var(--card-radius); padding: 28px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 6px; color: white;
}
.bank-balance-num   { font-size: 3.5rem; font-weight: 900; color: #FDE68A; }
.bank-balance-label { font-size: 0.8rem; font-weight: 800; color: rgba(255,255,255,.6); text-transform: uppercase; letter-spacing: .08em; text-align: center; }
.store-link-btn {
  display: block; width: 100%; padding: 14px;
  background: linear-gradient(135deg, #F59E0B, #D97706);
  color: white; font-size: 1rem; font-weight: 900;
  border: none; border-radius: 14px; cursor: pointer;
}
.store-link-btn:active { filter: brightness(.92); }

.tx-list { display: flex; flex-direction: column; gap: 8px; }
.tx-row {
  display: flex; align-items: center; gap: 12px;
  background: white; border-radius: 14px; padding: 12px 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,.06); overflow: hidden;
}
.tx-icon   { font-size: 1.4rem; flex-shrink: 0; }
.tx-info   { flex: 1; min-width: 0; }
.tx-reason {
  font-size: 0.85rem; font-weight: 800; color: #1E293B;
  /* 2-line clamp instead of single-line cutoff */
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.tx-date   { font-size: 0.65rem; font-weight: 700; color: #94A3B8; margin-top: 2px; }
.tx-amount { font-size: 1rem; font-weight: 900; flex-shrink: 0; white-space: nowrap; }
.tx-amount.earn  { color: #16A34A; }
.tx-amount.spend { color: #DC2626; }

/* ─────────────────────────────────────────────
   STORE SCREEN
───────────────────────────────────────────── */
.store-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.store-card {
  background: white; border-radius: var(--card-radius); padding: 18px;
  box-shadow: 0 2px 10px rgba(0,0,0,.07);
  display: flex; flex-direction: column; gap: 10px;
  border: 2px solid #E2E8F0; overflow: hidden;
}
.store-card-top  { display: flex; align-items: flex-start; gap: 10px; }
.store-card-icon { font-size: 2.2rem; line-height: 1; flex-shrink: 0; }
.store-card-info { min-width: 0; }
.store-card-name { font-size: 1rem; font-weight: 900; color: #1E293B; word-break: break-word; }
.store-card-type { font-size: 0.7rem; font-weight: 700; color: #94A3B8; }
.store-card-desc {
  font-size: 0.82rem; font-weight: 700; color: #64748B; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.store-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; margin-top: auto; }
.store-cost { font-size: 1rem; font-weight: 900; color: #D97706; white-space: nowrap; }
.buy-btn {
  font-family: 'Nunito', sans-serif; font-size: 0.85rem; font-weight: 900;
  padding: 9px 16px; border: none; border-radius: 10px;
  background: var(--accent); color: white; cursor: pointer; transition: all .18s;
  white-space: nowrap;
}
.buy-btn:hover    { transform: translateY(-1px); box-shadow: 0 3px 8px rgba(0,0,0,.15); }
.buy-btn:active   { transform: translateY(0); }
.buy-btn:disabled { opacity: .5; cursor: default; transform: none; background: #E2E8F0; color: #94A3B8; }
.store-empty { text-align: center; padding: 40px 20px; color: #94A3B8; font-weight: 800; }

/* Store admin */
.admin-item-list { display: flex; flex-direction: column; gap: 10px; }
.admin-item {
  background: white; border-radius: 14px; padding: 14px 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.admin-item-emoji { font-size: 1.8rem; flex-shrink: 0; line-height: 1; }
.admin-item-info  { flex: 1; min-width: 120px; overflow: hidden; }
.admin-item-name  {
  font-size: 0.9rem; font-weight: 900; color: #1E293B;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.admin-item-meta  {
  font-size: 0.72rem; font-weight: 700; color: #94A3B8;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.admin-item-btns  { display: flex; gap: 8px; flex-shrink: 0; }
.edit-btn, .del-btn {
  font-family: 'Nunito', sans-serif; font-size: 0.78rem; font-weight: 800;
  padding: 7px 14px; border-radius: 8px; cursor: pointer;
  transition: all .15s; border: none; white-space: nowrap;
}
.edit-btn { background: var(--accent-light); color: var(--accent); }
.del-btn  { background: #FEE2E2; color: #DC2626; }
.edit-btn:active, .del-btn:active { opacity: .8; transform: scale(0.97); }

.add-item-form {
  background: white; border-radius: 18px; padding: 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,.07);
  display: flex; flex-direction: column; gap: 14px; overflow: hidden;
}
.add-item-form h3 { font-size: 1rem; font-weight: 900; color: #1E293B; }

/* ─────────────────────────────────────────────
   THEMES SCREEN
───────────────────────────────────────────── */
.themes-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.theme-option-card {
  background: white; border-radius: var(--card-radius); padding: 18px 14px;
  box-shadow: 0 2px 10px rgba(0,0,0,.07);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  border: 3px solid #E2E8F0; cursor: pointer; transition: all .2s; overflow: hidden;
}
.theme-option-card:hover  { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.theme-option-card:active { transform: translateY(0); }
.theme-option-card.active { border-color: var(--accent); background: var(--accent-light); }
.toc-icon    { font-size: 2.2rem; line-height: 1; }
.toc-name    { font-size: 0.95rem; font-weight: 900; color: #1E293B; }
.toc-mascot  { font-size: 1.8rem; line-height: 1; }
.toc-count   { font-size: 0.68rem; font-weight: 700; color: #94A3B8; }
.toc-active-badge {
  font-size: 0.65rem; font-weight: 800; padding: 3px 10px;
  border-radius: 10px; background: var(--accent); color: white; white-space: nowrap;
}
/* Change Animal button inside theme card — full width so it stays inside the card */
.theme-option-card .flair-toggle-btn { width: 100%; margin-top: 2px; }

.mascot-picker {
  background: white; border-radius: 18px; padding: 18px;
  box-shadow: 0 4px 16px rgba(0,0,0,.1);
  display: flex; flex-direction: column; gap: 12px; overflow: hidden;
}
.mascot-picker h3 { font-size: 1rem; font-weight: 900; color: #1E293B; }
.mascot-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.mascot-btn {
  font-size: 1.8rem; width: 52px; height: 52px;
  border-radius: 12px; border: 3px solid #E2E8F0;
  background: #F8FAFC; cursor: pointer; transition: all .15s;
  display: flex; align-items: center; justify-content: center;
}
.mascot-btn:hover  { transform: scale(1.1); border-color: var(--accent); }
.mascot-btn:active { transform: scale(0.96); }
.mascot-btn.active { border-color: var(--accent); background: var(--accent-light); }

/* ─────────────────────────────────────────────
   MODAL
───────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,.45); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.modal-box {
  background: white; border-radius: var(--card-radius);
  padding: 28px 22px; max-width: 380px; width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
  display: flex; flex-direction: column; gap: 14px; align-items: center;
  /* Allow scrolling if modal content is tall */
  max-height: 90vh; overflow-y: auto;
}
.modal-title { font-size: 1.2rem; font-weight: 900; color: #1E293B; text-align: center; }
.modal-text  { font-size: 0.88rem; font-weight: 700; color: #64748B; text-align: center; line-height: 1.5; }
.modal-btns  { display: flex; gap: 10px; width: 100%; flex-wrap: wrap; }
.modal-btns button { flex: 1; min-width: 100px; }

/* PIN input */
.pin-row { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.pin-digit {
  width: 52px; height: 60px; font-family: 'Nunito', sans-serif;
  font-size: 1.6rem; font-weight: 900; text-align: center;
  border: 3px solid #E2E8F0; border-radius: 12px; outline: none;
  transition: border-color .2s;
}
.pin-digit:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent); }
.pin-error { color: #DC2626; font-size: 0.85rem; font-weight: 800; display: none; text-align: center; }
.pin-error.show { display: block; animation: pop-in .25s ease; }

/* Quick theme picker (in modal) */
.quick-theme-grid { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.quick-theme-btn  {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 10px 12px; min-width: 60px;
  border: 2px solid #E2E8F0; border-radius: 12px;
  background: white; cursor: pointer; transition: all .18s;
  font-family: 'Nunito', sans-serif; font-size: 0.6rem; font-weight: 800;
  color: #475569; text-transform: uppercase;
}
.quick-theme-btn span:first-child { font-size: 1.6rem; }
.quick-theme-btn:hover  { transform: translateY(-2px); border-color: var(--accent); }
.quick-theme-btn:active { transform: translateY(0); }
.quick-theme-btn.active { border-color: var(--accent); background: var(--accent-light); }

/* ─────────────────────────────────────────────
   TOUCH: always-visible hints on touch devices
───────────────────────────────────────────── */
@media (hover: none) {
  /* On touch screens, show the edit hint permanently (no hover state) */
  .name-edit-btn         { opacity: 0.5; }
  .dash-mascot-hint      { opacity: 0.6; }
  /* Bigger tap targets for flair slots */
  .flair-slot            { width: 44px; height: 44px; }
}

/* ─────────────────────────────────────────────
   RESPONSIVE — narrow screens
───────────────────────────────────────────── */
@media (max-width: 480px) {
  /* Header: compact single layout row */
  .app-header   { padding: 8px 10px; gap: 4px 6px; }
  .hdr-name-btn { font-size: 0.8rem; padding: 5px 10px; max-width: 110px; }
  .hdr-nav-btn  { font-size: 0.8rem; padding: 5px 14px; }
  .hdr-coins-btn{ font-size: 0.8rem; padding: 5px 8px; }
  .flair-slot   { width: 36px; height: 36px; font-size: 1rem; border-radius: 8px; }

  /* Layout adjustments */
  .dash-grid         { grid-template-columns: 1fr; }
  .dash-card.wide    { grid-column: span 1; }
  .themes-grid       { grid-template-columns: 1fr; }
  .store-grid        { grid-template-columns: 1fr; }
  .profile-grid      { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .inv-grid          { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }

  /* Form rows stack vertically on mobile */
  .form-row { flex-direction: column; }

  /* Grade btn: hide subtitle to save vertical space */
  .grade-sub { display: none; }
  .grade-btns{ gap: 8px; grid-template-columns: 1fr 1fr; }

  /* Problem numbers: slightly smaller on mobile */
  .num, .op-sym, .equals, .question-mark { font-size: 2.6rem; }
  .critter     { font-size: 4rem; }

  /* Card: tighter padding on mobile */
  .card { padding: 20px 14px 18px; gap: 14px; }

  /* Session bar: hide text label on very small screens */
  .session-label { display: none; }

  /* Done buttons stack */
  .done-btn-row { flex-direction: column; }
  .done-btn-row button { min-width: unset; }

  /* Inventory flair slots: smaller on mobile */
  .flair-slot-big { width: 54px; height: 54px; font-size: 1.8rem; }

  /* Admin items: wrap gracefully */
  .admin-item-btns { width: 100%; justify-content: flex-end; }

  /* Back button: compact */
  .back-btn { font-size: 0.82rem; padding: 6px 12px; }

  /* Quest top bar */
  .quest-coin-hint { display: none; }

  /* Mascot picker: smaller buttons on narrow screens */
  .mascot-btn { width: 46px; height: 46px; font-size: 1.6rem; }

  /* Page title */
  .page-title { font-size: 1.4rem; }
}

/* ─────────────────────────────────────────────
   QUEST DONE — MISSED PROBLEM REVIEW
───────────────────────────────────────────── */
.review-section {
  width: 100%; display: flex; flex-direction: column; gap: 10px;
}

.review-title {
  font-size: 0.88rem; font-weight: 800; color: #64748B;
  text-align: center; letter-spacing: .01em;
}

.review-card {
  background: white; border-radius: 14px; padding: 12px 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,.07);
  border-left: 4px solid #CBD5E1;
  text-align: left;
}

.review-problem-head {
  font-size: 1rem; font-weight: 900; margin-bottom: 8px;
}

.review-steps {
  display: flex; flex-direction: column; gap: 3px;
}

.review-step {
  font-size: 0.82rem; font-weight: 700; color: #475569;
  padding: 2px 0; line-height: 1.4;
}

.review-step-final {
  color: #166534; margin-top: 2px;
}
.review-step-final::before { content: '✓ '; }

/* ─────────────────────────────────────────────
   STEP SCAFFOLD (quest game step-by-step UI)
───────────────────────────────────────────── */
#step-scaffold {
  display: flex; flex-direction: column; gap: 8px;
  width: 100%; margin: 4px 0 2px;
}

.step-row {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 14px;
  border: 2px solid transparent; transition: all .2s;
}

.step-row.completed {
  background: #DCFCE7; border-color: #22C55E;
  flex-direction: row; align-items: center;
}
.step-row.completed .step-label { color: #166534; }
.step-check-icon {
  color: #16A34A; font-weight: 900; font-size: 1.15rem; flex-shrink: 0;
}

.step-row.active {
  background: white; border-color: var(--accent);
  box-shadow: 0 2px 12px color-mix(in srgb, var(--accent) 18%, transparent);
  flex-direction: column; align-items: stretch;
}

.step-row.locked {
  background: #F8FAFC; border: 2px dashed #CBD5E1;
  opacity: 0.55; pointer-events: none;
}
.step-row.locked .step-label { color: #94A3B8; }

.step-label {
  font-size: 0.92rem; font-weight: 700; color: #334155;
  flex: 1; line-height: 1.4;
}
.step-blank { letter-spacing: .1em; }

.step-prompt {
  font-size: 0.95rem; font-weight: 700; color: #1E293B; line-height: 1.4;
}

.step-input-row {
  display: flex; gap: 8px; align-items: center; margin-top: 8px;
}

.step-input {
  width: 96px; padding: 9px 6px;
  font-family: 'Nunito', sans-serif;
  font-size: 1.25rem; font-weight: 800;
  border: 2px solid var(--accent); border-radius: 10px;
  text-align: center; outline: none;
  -webkit-appearance: none; -moz-appearance: textfield;
  transition: border-color .15s, box-shadow .15s;
}
.step-input:focus {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}
.step-input::-webkit-inner-spin-button,
.step-input::-webkit-outer-spin-button { -webkit-appearance: none; }

.step-input.step-wrong {
  border-color: #EF4444;
  animation: step-shake .35s ease;
}
@keyframes step-shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-6px); }
  60%      { transform: translateX(6px); }
  80%      { transform: translateX(-3px); }
}

.step-check-btn {
  padding: 9px 20px;
  background: var(--accent); color: white;
  border: none; border-radius: 10px;
  font-family: 'Nunito', sans-serif; font-size: 1rem; font-weight: 900;
  cursor: pointer; transition: all .15s;
  box-shadow: 0 3px 0 color-mix(in srgb, var(--accent) 60%, black);
}
.step-check-btn:hover  { transform: translateY(-2px); box-shadow: 0 5px 0 color-mix(in srgb, var(--accent) 60%, black); }
.step-check-btn:active { transform: translateY(2px);  box-shadow: 0 1px 0 color-mix(in srgb, var(--accent) 60%, black); }

.step-feedback {
  font-size: 0.82rem; font-weight: 800; min-height: 18px;
  margin-top: 4px;
}
.step-feedback.wrong { color: #EF4444; }
.step-feedback.hint  { color: #D97706; }

.step-input.step-reveal {
  border-color: #D97706; background: #FFFBEB; color: #92400E; font-style: italic;
}

@media (max-width: 480px) {
  .step-input { width: 80px; font-size: 1.1rem; }
  .step-check-btn { padding: 9px 14px; font-size: 0.9rem; }
  .step-label, .step-prompt { font-size: 0.86rem; }
}

/* ─────────────────────────────────────────────
   READING QUEST
───────────────────────────────────────────── */
.read-prompt {
  font-size: 1.7rem; font-weight: 900; color: #1E293B;
  text-align: center; white-space: pre-line;
  padding: 12px 4px 4px; line-height: 1.25;
}

.read-hint {
  font-size: 0.85rem; font-weight: 700; color: #64748b;
  text-align: center; font-style: italic;
  background: #F1F5F9; border-radius: 10px;
  padding: 0.4rem 0.75rem; margin: 0 0 4px;
}

.read-choices {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px; width: 100%; margin: 10px 0 4px;
}

.read-choice-btn {
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 0.95rem; padding: 14px 10px;
  background: white; color: #1E293B;
  border: 3px solid #E2E8F0; border-radius: 14px;
  cursor: pointer; transition: all .18s;
  min-height: 58px; text-align: center; line-height: 1.3;
  word-break: break-word;
}
.read-choice-btn:hover  { border-color: var(--accent); background: var(--accent-light); transform: translateY(-2px); }
.read-choice-btn:active { transform: translateY(0); }
.read-choice-btn.correct { border-color: #22C55E; background: #DCFCE7; color: #166534; }
.read-choice-btn.wrong   { border-color: #EF4444; background: #FEE2E2; color: #DC2626; }
.read-choice-btn:disabled { cursor: not-allowed; }
.read-choice-btn:disabled:not(.correct):not(.wrong) { opacity: 0.5; }

/* Reading review (in quest-done) */
.review-correct {
  font-size: 0.88rem; font-weight: 700; color: #166534; margin-top: 6px;
}

@media (max-width: 380px) {
  .read-prompt { font-size: 1.4rem; }
  .read-choice-btn { font-size: 0.84rem; padding: 11px 8px; min-height: 50px; }
}