:root {
  --teal: #2f9b8f;
  --teal-dark: #166a63;
  --teal-light: #dff4ef;
  --teal-pale: #f3fbf8;
  --indigo: #504b83;
  --indigo-dark: #29245f;
  --pink: #e997c0;
  --pink-light: #f9d8e8;
  --gold: #ffc453;
  --gold-light: #fff1c8;
  --sky: #b9c7d4;
  --text: #27234f;
  --text-secondary: #5e5879;
  --text-muted: #8c86a0;
  --bg: #efe1dc;
  --surface: #ffffff;
  --surface-muted: #faf6f4;
  --border: #eaded9;
  --border-focus: #2f9b8f;
  --red: #c94d6d;
  --red-light: #fde7ee;
  --amber: #b97800;
  --amber-light: #fff1c8;
  --green: #166a63;
  --green-light: #dff4ef;
  --shadow-sm: 0 1px 3px rgba(41,36,95,0.08);
  --shadow: 0 8px 22px rgba(41,36,95,0.10);
  --shadow-lg: 0 18px 45px rgba(41,36,95,0.14);
  --radius: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --font: 'Nunito', 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ── Navigation ── */
.topnav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.topnav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--indigo-dark);
  letter-spacing: 0;
}

.brand-icon { font-size: 1.4rem; }

.nav-links {
  display: flex;
  gap: 0.25rem;
  margin-left: 1rem;
  flex: 1;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.15s;
}

.nav-link:hover { background: var(--teal-light); color: var(--teal-dark); }
.nav-link.active { background: var(--teal-light); color: var(--teal-dark); }

.nav-right { display: flex; align-items: center; gap: 0.75rem; margin-left: auto; }

.btn-nav {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.15s;
}

.btn-nav:hover { background: var(--teal-light); color: var(--teal-dark); }

.btn-nav-primary {
  background: var(--teal);
  color: white !important;
  padding: 0.4rem 1.1rem;
}

.btn-nav-primary:hover { background: var(--teal-dark); }

/* Avatar */
.avatar-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--teal);
  color: white;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, box-shadow 0.15s;
}

.avatar-btn:hover { transform: scale(1.08); box-shadow: 0 2px 8px rgba(47,155,143,0.35); }

.profile-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 1.5rem;
  width: 280px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1rem;
  z-index: 200;
}

.profile-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; }

.profile-avatar-large {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--teal);
  color: white;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.profile-name { font-weight: 700; font-size: 0.95rem; }
.profile-email { font-size: 0.8rem; color: var(--text-muted); }

.profile-badge-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.role-badge, .status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
}

.role-badge { background: var(--teal-light); color: var(--teal-dark); }
.status-badge.status-active { background: var(--green-light); color: var(--green); }
.status-badge.status-pending { background: var(--amber-light); color: var(--amber); }
.status-badge.status-admin { background: #ebe8ff; color: var(--indigo-dark); }

.profile-meta { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.75rem; }

.btn-logout {
  width: 100%;
  padding: 0.5rem;
  background: var(--red-light);
  color: var(--red);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-logout:hover { background: #ffcdd2; }

/* ── Main content ── */
.main-content { max-width: 1200px; margin: 0 auto; padding: 2rem 1.5rem; }

.topic-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.topic-header h1 {
  font-size: 1.8rem;
  line-height: 1.2;
  margin-top: 0.25rem;
}

.topic-header p {
  color: var(--text-secondary);
}

.back-link {
  color: var(--teal-dark);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.back-link:hover { text-decoration: underline; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
}

/* ── Buttons ── */
[hidden] { display: none !important; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
}

.btn-primary { background: var(--teal); color: white; }
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(47,155,143,0.28); }

.btn-secondary { background: var(--teal-light); color: var(--teal-dark); }
.btn-secondary:hover { background: #cfece6; }

.btn-danger { background: var(--red-light); color: var(--red); }
.btn-danger:hover { background: #ffcdd2; }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--bg); }

.btn-sm { padding: 0.35rem 0.85rem; font-size: 0.8rem; }
.btn-lg { padding: 0.75rem 2rem; font-size: 1rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ── Forms ── */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-weight: 600; font-size: 0.875rem; margin-bottom: 0.4rem; color: var(--text); }
.form-input {
  width: 100%;
  padding: 0.65rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--surface);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}

.form-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(47,155,143,0.18);
}

.form-error {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: var(--red);
  font-weight: 600;
}

/* ── Alerts ── */
.alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.alert-error { background: var(--red-light); color: var(--red); border-left: 3px solid var(--red); }
.alert-success { background: var(--green-light); color: var(--green); border-left: 3px solid var(--green); }
.alert-warning { background: var(--amber-light); color: var(--amber); border-left: 3px solid var(--amber); }
.alert-info { background: var(--teal-light); color: var(--teal-dark); border-left: 3px solid var(--teal); }

/* ── Word list table ── */
.word-table { width: 100%; border-collapse: collapse; }

.word-table tr { border-bottom: 1px solid var(--border); }
.word-table tr:last-child { border-bottom: none; }
.word-table tr:nth-child(even) { background: var(--teal-pale); }
.word-table tr:hover { background: var(--teal-light); }

.word-table td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
  font-size: 0.95rem;
}

.word-cell {
  font-weight: 700;
  color: var(--teal-dark);
  min-width: 140px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.speak-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 0.2rem;
  border-radius: 4px;
  display: flex;
  align-items: center;
  transition: color 0.15s;
  font-size: 1rem;
}

.speak-btn:hover { color: var(--teal); }
.speak-btn.speaking { color: var(--teal); animation: pulse 0.6s infinite alternate; }

@keyframes pulse { from { opacity: 1; } to { opacity: 0.4; } }

.sentence-cell { color: var(--text-secondary); }
.bold-word { font-weight: 700; color: var(--text); }

.spelling-heading {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.year-tabs {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.year-tab {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  font-weight: 800;
  text-decoration: none;
  border: 2px solid transparent;
  transition: all 0.15s;
}

.year-tab:hover {
  color: var(--teal);
  background: var(--teal-pale);
  border-color: var(--border);
}

.year-tab.active {
  color: var(--teal);
  background: var(--teal-light);
  border-color: var(--teal);
}

/* ── Tab navigation ── */
.tab-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  border: 2px solid var(--border);
  background: var(--surface);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all 0.15s;
}

.tab-btn:hover { border-color: var(--teal); color: var(--teal); background: var(--teal-pale); }
.tab-btn.active { border-color: var(--teal); color: var(--teal); background: var(--teal-light); }

.tab-icon { font-size: 1.1rem; }

.tab-study { --tab-color: var(--teal-dark); --tab-bg: var(--teal-light); }
.tab-learn { --tab-color: var(--indigo-dark); --tab-bg: #ebe8ff; }
.tab-games { --tab-color: #875600; --tab-bg: var(--gold-light); }
.tab-test { --tab-color: #596474; --tab-bg: #e8eef3; }
.tab-print { --tab-color: var(--teal-dark); --tab-bg: var(--teal-pale); }
.tab-write { --tab-color: #9b315a; --tab-bg: var(--pink-light); }
.tab-done { --tab-color: var(--text-secondary); --tab-bg: var(--surface-muted); }

.tab-btn:hover,
.tab-btn.active {
  border-color: var(--tab-color, var(--teal));
  color: var(--tab-color, var(--teal));
  background: var(--tab-bg, var(--teal-light));
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.panel-study { --panel-color: var(--teal-dark); --panel-bg: var(--teal-light); }
.panel-learn { --panel-color: var(--indigo-dark); --panel-bg: #ebe8ff; }
.panel-games { --panel-color: #875600; --panel-bg: var(--gold-light); }
.panel-test { --panel-color: #596474; --panel-bg: #e8eef3; }
.panel-print { --panel-color: var(--teal-dark); --panel-bg: var(--teal-pale); }
.panel-write { --panel-color: #9b315a; --panel-bg: var(--pink-light); }
.panel-done { --panel-color: var(--text-secondary); --panel-bg: var(--surface-muted); }

.panel-heading {
  color: var(--text);
  border-left: 5px solid var(--panel-color);
  background: var(--panel-bg);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
}

.panel-heading span { color: var(--panel-color); }

/* ── Speed reading ── */
.speed-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.speed-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.speed-tab-timed { --tab-color: var(--indigo-dark); --tab-bg: #ebe8ff; }
.speed-tab-progress { --tab-color: var(--teal-dark); --tab-bg: var(--teal-light); }
.speed-tab-flash { --tab-color: #9b315a; --tab-bg: var(--pink-light); }
.speed-tab-games { --tab-color: #875600; --tab-bg: var(--gold-light); }
.speed-tab-concentration { --tab-color: #6d28d9; --tab-bg: #f1eafe; }

.panel-timed { --panel-color: var(--indigo-dark); --panel-bg: #ebe8ff; }
.panel-progress { --panel-color: var(--teal-dark); --panel-bg: var(--teal-light); }
.panel-flash { --panel-color: #9b315a; --panel-bg: var(--pink-light); }
.panel-concentration { --panel-color: #6d28d9; --panel-bg: #f1eafe; }

.concentration-instructions { color: var(--text-secondary); line-height: 1.6; }
.concentration-practice { margin: 0.85rem 0; padding: 0.8rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; letter-spacing: 0.12em; }
.concentration-toolbar { display: flex; gap: 0.65rem; align-items: center; flex-wrap: wrap; margin: 1rem 0; }
.concentration-status { margin: 0 0 0.65rem; color: var(--text-secondary); font-size: 0.9rem; }
.concentration-success { color: #137333; }
.concentration-feedback { margin: 0 0 0.75rem; }
.concentration-rows { display: grid; gap: 0.55rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 1rem; overflow-x: auto; }
.concentration-rows.is-locked { opacity: 0.72; }
.concentration-row { display: flex; align-items: center; gap: 0.75rem; min-width: 720px; }
.concentration-letter { appearance: none; border: 0; background: transparent; color: var(--text); padding: 0.2rem 0.12rem 0.28rem; min-width: 1.35rem; font: 800 1.1rem/1.2 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; cursor: pointer; border-bottom: 3px solid transparent; }
.concentration-letter:hover:not(:disabled) { background: #f1eafe; border-radius: 4px; }
.concentration-letter:disabled { cursor: default; opacity: 1; }
.concentration-letter.selected { border-bottom-color: #6d28d9; }
.concentration-letter.correct { color: #137333; border-bottom-color: #137333; background: #e6f4ea; }
.concentration-letter.answer-revealed { color: #137333 !important; border-bottom-color: #137333 !important; background: #d8f3df !important; }
.concentration-letter.incorrect { color: #b42318; border-bottom-color: #b42318; background: #fdecea; }

.speed-layout {
  display: grid;
  grid-template-columns: minmax(190px, 240px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.speed-layout.single-column { grid-template-columns: minmax(0, 1fr); }

.speed-side {
  display: grid;
  gap: 0.75rem;
}

.speed-side.statistics-hidden { display: none; }

.speed-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem;
}

.speed-stat span {
  display: block;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.speed-stat strong {
  display: block;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.3;
  margin-top: 0.25rem;
}

.speed-panel { display: none; }
.speed-panel.active { display: block; }

.reading-card,
.flash-reading-card,
.speed-question {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.reading-card {
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.9;
}

.flash-reading-card {
  min-height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 800;
}

.speed-question {
  margin-top: 1rem;
}

.speed-question details {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.speed-question details:last-child { border-bottom: none; }
.speed-question summary { cursor: pointer; font-weight: 800; color: var(--text); }
.speed-question p { color: var(--text-secondary); margin-top: 0.35rem; }

.speed-clock {
  color: var(--text);
  background: var(--teal-pale);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.75rem;
  min-width: 76px;
  text-align: center;
}

.progress-chart {
  display: grid;
  gap: 1rem;
}

.progress-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.progress-metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem;
}

.progress-metric span {
  display: block;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.progress-metric strong {
  display: block;
  color: var(--green);
  font-size: 1.35rem;
  line-height: 1.2;
  margin-top: 0.25rem;
}

.progress-graph {
  position: relative;
  min-height: 280px;
  background:
    linear-gradient(to bottom, rgba(46,125,50,0.08) 1px, transparent 1px) 0 0 / 100% 25%,
    var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1rem 2.25rem;
  overflow: hidden;
}

.progress-axis {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 800;
}

.progress-axis-top { top: 0.6rem; }

.progress-graph svg {
  position: absolute;
  inset: 1.25rem 1rem 3.3rem;
  width: calc(100% - 2rem);
  height: calc(100% - 4.55rem);
  pointer-events: none;
  z-index: 2;
}

.progress-graph polyline {
  fill: none;
  stroke: var(--green);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.progress-bars {
  position: absolute;
  inset: 2.4rem 1rem 1rem;
  display: flex;
  align-items: end;
  gap: 0.55rem;
  z-index: 1;
}

.progress-column {
  flex: 1;
  height: 100%;
  min-width: 30px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  align-items: center;
  gap: 0.4rem;
}

.progress-column-bar {
  width: 100%;
  max-width: 58px;
  min-height: 18px;
  background: linear-gradient(180deg, #66bb6a, #2e7d32);
  border-radius: 8px 8px 3px 3px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 0.25rem;
  box-shadow: 0 6px 14px rgba(46,125,50,0.18);
}

.progress-column-bar span {
  color: #fff;
  font-size: 0.72rem;
  font-weight: 900;
}

.progress-column small {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 800;
  white-space: nowrap;
}

.progress-history {
  display: grid;
  gap: 0.75rem;
}

.progress-row {
  display: grid;
  grid-template-columns: minmax(130px, 1fr) minmax(120px, 2fr) 80px;
  gap: 0.75rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
}

.progress-row span {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 700;
}

.progress-row strong {
  color: var(--text);
  text-align: right;
  font-size: 0.9rem;
}

.progress-bar {
  height: 10px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar div {
  height: 100%;
  background: var(--green);
  border-radius: inherit;
}

/* ── Punctuation ── */
.punctuation-tab-addresses { --tab-color: #2563eb; --tab-bg: #eaf1ff; }
.punctuation-tab-dialogue { --tab-color: #7c3aed; --tab-bg: #f3edff; }
.punctuation-tab-apostrophes { --tab-color: #c2410c; --tab-bg: #fff0e8; }

.punctuation-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.punctuation-side {
  background: transparent;
  border: 0;
  border-radius: 8px;
  padding: 0;
}

.punctuation-activity-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.punctuation-activity {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.75rem;
  text-align: center;
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  line-height: 1.25;
  transition: all 0.15s;
}

.punctuation-activity:hover,
.punctuation-activity.active {
  border-color: var(--teal);
  background: var(--teal-pale);
  color: var(--teal-dark);
}

.punctuation-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.punctuation-prompt {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.6;
}

.punctuation-choices {
  display: grid;
  gap: 0.6rem;
  margin-top: 1rem;
}

.punctuation-choice {
  justify-content: flex-start;
  text-align: left;
}

/* ── Grammar ── */
.grammar-tab-noun { --tab-color: #2563eb; --tab-bg: #eaf1ff; }
.grammar-tab-pronoun { --tab-color: #7c3aed; --tab-bg: #f3edff; }
.grammar-tab-verb { --tab-color: #2e7d32; --tab-bg: #e8f5e9; }
.grammar-tab-adjective { --tab-color: #f57c00; --tab-bg: #fff3e0; }
.grammar-tab-adverb { --tab-color: #c2410c; --tab-bg: #fff0e8; }
.grammar-tab-preposition { --tab-color: #0891b2; --tab-bg: #e6faff; }
.grammar-tab-conjunction { --tab-color: #be123c; --tab-bg: #fff1f2; }
.grammar-tab-article { --tab-color: #64748b; --tab-bg: #f1f5f9; }

.grammar-card {
  max-width: 920px;
}

/* ── Speed math ── */
.speedmath-tab-round-adjust { --tab-color: #2563eb; --tab-bg: #eaf1ff; }
.speedmath-tab-left-right { --tab-color: #2e7d32; --tab-bg: #e8f5e9; }
.speedmath-tab-give-back { --tab-color: #c2410c; --tab-bg: #fff0e8; }
.speedmath-tab-square-ending-5 { --tab-color: #7c3aed; --tab-bg: #f3edff; }
.speedmath-tab-multiply-by-11 { --tab-color: #0891b2; --tab-bg: #e6faff; }
.speedmath-tab-double-halve { --tab-color: #f57c00; --tab-bg: #fff3e0; }
.speedmath-tab-odd-one-out { --tab-color: #7c3aed; --tab-bg: #f3edff; }

.speedmath-card {
  max-width: 920px;
}

.speedmath-input {
  width: 100%;
  margin-top: 1rem;
  font-size: 1.15rem;
  font-weight: 900;
}

.speedmath-timer { color: var(--teal-dark); font-size: 0.9rem; font-weight: 900; }
.speedmath-timer.is-low { color: var(--red); }

.speedmath-resources {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: -0.25rem 0 1rem;
}

.speedmath-steps {
  margin: 0.75rem 0 0 1.25rem;
  color: var(--text-secondary);
  font-weight: 700;
}

/* ── Arithmetic game ── */
.arithmetic-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.arithmetic-settings {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.arithmetic-select {
  width: 100%;
}

.arithmetic-start {
  width: 100%;
  justify-content: center;
  margin-top: 1rem;
}

.arithmetic-game-card {
  min-width: 0;
}

.arithmetic-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.arithmetic-problem {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--teal-pale);
  color: var(--text);
  font-size: 3rem;
  font-weight: 900;
  text-align: center;
}

.arithmetic-answer {
  width: 100%;
  margin-top: 1rem;
  text-align: center;
  font-size: 1.35rem;
  font-weight: 900;
}

/* ── Module cards (dashboard) ── */
.module-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; }

.module-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s;
  display: block;
  position: relative;
  overflow: hidden;
}

.module-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--teal);
  transform: scaleX(0);
  transition: transform 0.2s;
}

.module-card:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.module-card:hover::before { transform: scaleX(1); }

.module-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.module-title { font-size: 1.15rem; font-weight: 800; margin-bottom: 0.25rem; }
.module-desc { font-size: 0.875rem; color: var(--text-secondary); }
.module-badge { display: inline-flex; align-items: center; padding: 0.15rem 0.65rem; background: var(--teal-light); color: var(--teal-dark); border-radius: var(--radius-pill); font-size: 0.75rem; font-weight: 700; margin-top: 0.75rem; }

.module-expand-card {
  cursor: default;
}

.module-expand-card summary {
  list-style: none;
  cursor: pointer;
}

.module-expand-card summary::-webkit-details-marker {
  display: none;
}

.module-expand-summary {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.module-expand-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--text-secondary);
  font-weight: 900;
  transition: transform 0.2s;
  flex: 0 0 auto;
}

.module-expand-card[open] .module-expand-toggle {
  transform: rotate(180deg);
}

.dashboard-submodule-list {
  display: grid;
  gap: 0.55rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.dashboard-submodule-open,
.dashboard-submodule-item {
  display: block;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  text-decoration: none;
  color: var(--text);
  background: var(--surface);
}

.dashboard-submodule-open {
  border-color: var(--teal);
  color: var(--teal-dark);
  font-weight: 900;
}

.dashboard-submodule-item span {
  display: block;
  font-weight: 800;
  font-size: 0.88rem;
}

.dashboard-submodule-item small {
  display: block;
  color: var(--text-secondary);
  font-size: 0.78rem;
  line-height: 1.35;
  margin-top: 0.15rem;
}

.dashboard-submodule-group-title {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.dashboard-submodule-nested-list {
  display: grid;
  gap: 0.55rem;
}

.dashboard-module-group {
  margin-bottom: 1.25rem;
  scroll-margin-top: 5rem;
}

.dashboard-module-group + .dashboard-module-group {
  margin-top: 2.5rem;
}

.dashboard-module-group summary {
  list-style: none;
  cursor: pointer;
}

.dashboard-module-group summary::-webkit-details-marker {
  display: none;
}

.dashboard-module-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.dashboard-module-group[open] .module-expand-toggle {
  transform: rotate(180deg);
}

.dashboard-module-group-list {
  margin-bottom: 2.5rem;
}

/* ── JSON-backed test player ── */
.test-shell {
  display: grid;
  gap: 1rem;
}

.test-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.25rem;
  background: linear-gradient(135deg, #e8fbff 0%, #fff8d7 100%);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
}

.test-eyebrow {
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin: 0.5rem 0 0.25rem;
  text-transform: uppercase;
}

.test-hero h1 {
  color: var(--text);
  font-size: clamp(1.8rem, 5vw, 3rem);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.test-hero p {
  color: var(--text-secondary);
  font-weight: 700;
  max-width: 52rem;
}

.test-timer {
  min-width: 150px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.1rem 0.5rem;
  padding: 0.85rem 1rem;
  background: white;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.test-timer span {
  grid-row: span 2;
  font-size: 2rem;
}

.test-timer strong {
  color: var(--teal-dark);
  font-size: 1.45rem;
}

.test-timer small {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.test-run-timer {
  justify-self: start;
}

.test-question-jump {
  padding: 0.7rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: white;
  box-shadow: var(--shadow-sm);
}

.test-question-jump-list {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.test-question-jump-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  min-height: 40px;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: white;
  color: var(--teal-dark);
  cursor: pointer;
  font-family: "Gazi", "Nunito", var(--font), system-ui, sans-serif;
  font-size: 0.86rem;
  font-weight: 900;
  text-align: center;
}

.test-question-jump-item.answered {
  border-color: #b7dec1;
  background: #f2fbf4;
}

.test-question-jump-item:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow-sm);
}

.test-toolbar,
.test-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.test-toolbar label {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.test-toolbar select {
  min-width: min(100%, 320px);
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-weight: 800;
  background: white;
}

.test-duration-chip {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.6rem 0.9rem;
  background: var(--teal-light);
  color: var(--teal-dark);
  border-radius: var(--radius-pill);
  font-size: 0.86rem;
  font-weight: 900;
}

.test-resource-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.test-resource-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.55rem 0.9rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-pill);
  background: white;
  color: var(--teal-dark);
  font-weight: 900;
  text-decoration: none;
}

.test-resource-links a:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow);
}

.test-progress {
  display: grid;
  gap: 0.4rem;
}

.test-progress-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 800;
}

.test-progress-track {
  height: 12px;
  background: #e6f1f2;
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.test-progress-track > div {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), #ffcf5a);
  border-radius: inherit;
  transition: width 0.2s ease;
}

.test-question-card,
.test-results {
  background: white;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: clamp(1rem, 3vw, 1.75rem);
}

.test-question-card,
.test-question-card button,
.test-question-card input,
.test-results {
  font-family: "Gazi", "Nunito", var(--font), system-ui, sans-serif;
}

.test-question-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.test-question-number {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  background: var(--teal-light);
  color: var(--teal-dark);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 900;
}

.test-flag-btn {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0.45rem 0.8rem;
  border: 2px solid #f4d47c;
  border-radius: var(--radius-pill);
  background: #fff8dc;
  color: #8a6100;
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 900;
}

.test-flag-btn.flagged {
  border-color: #ef4444;
  background: #fee2e2;
  color: #991b1b;
}

.test-prompt {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.test-prompt-after {
  margin-top: -0.25rem;
}

.test-prompt p {
  color: var(--text);
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 800;
  line-height: 1.3;
  margin: 0;
}

.test-diagram {
  display: block;
  max-width: min(100%, 720px);
  margin: 1rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #f8fbfc;
}

.test-magazine-panel {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.test-magazine-head,
.test-reading-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.test-magazine-head h2,
.test-reading-section-head h2 {
  color: var(--text);
  font-size: 1.25rem;
  margin: 0;
}

.test-magazine-head p,
.test-reading-section-head p {
  color: var(--text-secondary);
  font-weight: 800;
  margin: 0.2rem 0 0;
}

.test-magazine-head a,
.test-reading-section-head a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0.45rem 0.75rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-pill);
  background: white;
  color: var(--teal-dark);
  font-weight: 900;
  text-decoration: none;
}

.test-magazine-page-links {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.test-magazine-page-links a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0.45rem 0.75rem;
  border: 2px solid #bae6fd;
  border-radius: var(--radius-pill);
  background: #effbff;
  color: #075985;
  font-size: 0.88rem;
  font-weight: 900;
  text-decoration: none;
}

.test-all-question-groups {
  display: grid;
  gap: 1.1rem;
}

.test-section-pager {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  padding: 0.75rem 0.9rem;
  border: 1px solid #cfe7ea;
  border-radius: var(--radius-md);
  background: #f4fbfc;
  color: var(--text-secondary);
  font-weight: 800;
}

.test-section-pager span,
.test-section-pager small {
  flex-shrink: 0;
}

.test-section-pager strong {
  color: var(--text);
  font-weight: 900;
}

.test-reading-section {
  display: grid;
  gap: 0.85rem;
  padding: 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  background: #fbfeff;
}

.test-magazine-page {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #eef6f7;
}

.test-magazine-page iframe {
  display: block;
  width: 100%;
  height: min(78vh, 760px);
  min-height: 520px;
  border: 0;
  background: white;
  overflow: hidden;
  pointer-events: none;
}

.test-magazine-fallback {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 0.65rem 0.8rem;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 800;
}

.test-magazine-fallback a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.4rem 0.7rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-pill);
  background: white;
  color: var(--teal-dark);
  font-weight: 900;
  text-decoration: none;
}

.test-page-question-list {
  display: grid;
  gap: 0.65rem;
  padding: 0.85rem 1rem;
  border: 1px solid #cfe7ea;
  border-radius: var(--radius-md);
  background: #f4fbfc;
}

.test-page-question-list h3 {
  color: var(--text);
  font-size: 1rem;
  margin: 0;
}

.test-page-question-list ol {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding-left: 1.25rem;
}

.test-page-question-list li {
  color: var(--text-secondary);
  font-weight: 800;
  line-height: 1.35;
}

.test-page-question-list a {
  color: var(--teal-dark);
  font-weight: 900;
  text-decoration: none;
}

.test-page-question-list a:hover {
  text-decoration: underline;
}

.test-page-question-list span {
  margin-left: 0.35rem;
}

.test-reading-question-list {
  display: grid;
  gap: 0.85rem;
}

.test-inline-question {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: white;
}

.test-options {
  display: grid;
  gap: 0.65rem;
}

.test-numeracy-shell .test-options {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.test-option {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.7rem;
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: white;
  color: var(--text);
  cursor: pointer;
  font-weight: 800;
  text-align: left;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.test-option:hover,
.test-option.selected {
  border-color: var(--teal);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}

.test-option.selected {
  background: var(--teal-light);
}

.test-option-key {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--teal-light);
  color: var(--teal-dark);
  font-weight: 900;
}

.test-option-content {
  display: grid;
  gap: 0.5rem;
  align-items: center;
}

.test-option-image {
  display: block;
  max-width: min(100%, 360px);
  max-height: 180px;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #f8fbfc;
}

.test-option-text {
  display: grid;
  gap: 0.2rem;
}

.test-short-answer {
  display: grid;
  gap: 0.45rem;
  max-width: 320px;
  font-weight: 900;
  color: var(--text-secondary);
}

.test-short-answer-group {
  display: grid;
  grid-template-columns: repeat(3, minmax(110px, 1fr));
  gap: 0.85rem;
  max-width: 620px;
}

.test-short-answer-group .test-short-answer {
  max-width: none;
}

@media (max-width: 560px) {
  .test-short-answer-group {
    grid-template-columns: 1fr;
  }
}

.test-short-answer input {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 900;
}

.test-table-wrap {
  max-width: 720px;
  overflow-x: auto;
  margin: 1rem 0;
}


.test-table-wrap table {
  border-collapse: collapse;
  min-width: 360px;
}

.test-table-wrap th,
.test-table-wrap td {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border);
  text-align: left;
}

.test-table-wrap th {
  background: #eef7f8;
  color: var(--text);
}

.test-results h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.test-score {
  color: var(--teal-dark);
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 1rem;
}

.test-flag-review {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  align-items: center;
  padding: 0.75rem 0.9rem;
  margin-bottom: 1rem;
  background: #fee2e2;
  border: 1px solid #fca5a5;
  border-radius: var(--radius-md);
  color: #991b1b;
  font-weight: 900;
}

.test-flagged-list {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.test-flagged-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 2px solid #ef4444;
  border-radius: var(--radius-md);
  background: #fff5f5;
  color: #991b1b;
  cursor: pointer;
  text-align: left;
  font-weight: 800;
}

.test-flagged-item:hover {
  background: #fee2e2;
}

.test-final-submit-row {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}

.test-review {
  display: grid;
  gap: 0.5rem;
}

.test-review-row {
  display: grid;
  grid-template-columns: auto auto auto 1fr auto;
  gap: 0.6rem;
  align-items: center;
  padding: 0.7rem;
  border-radius: var(--radius-md);
  background: #fff7d6;
}

.test-review-row.correct {
  background: #dcfce7;
}

.test-review-row.wrong {
  border: 1px solid #fca5a5;
  background: #fee2e2;
  color: #991b1b;
}

.test-review-row.flagged {
  outline: 2px solid #ef4444;
  background: #fee2e2;
}

.test-review-jump {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: white;
  color: var(--teal-dark);
  cursor: pointer;
  font-family: "Gazi", "Nunito", var(--font), system-ui, sans-serif;
  font-weight: 900;
}

.test-review-jump:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 640px) {
  .test-numeracy-shell .test-options {
    grid-template-columns: 1fr;
  }

  .test-option,
  .test-review-row {
    grid-template-columns: auto 1fr;
  }

  .test-review-row span:last-child {
    grid-column: 1 / -1;
  }
}

/* ── Kid task activity log ── */
.kid-task-log {
  background: linear-gradient(135deg, #fff7c8 0%, #e6fbff 48%, #f3e9ff 100%);
  border: 3px solid #ffffff;
  border-radius: 22px;
  box-shadow: 0 10px 24px rgba(0, 179, 164, 0.14);
  padding: 1rem;
  margin-bottom: 2rem;
  overflow: hidden;
}

.kid-task-log summary {
  list-style: none;
  cursor: pointer;
}

.kid-task-log summary::-webkit-details-marker {
  display: none;
}

.kid-task-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.kid-task-log[open] .kid-task-head {
  margin-bottom: 1rem;
}

.kid-profile {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.kid-avatar {
  width: 70px;
  height: 70px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  background: #ff8fc7;
  color: white;
  border: 4px solid white;
  box-shadow: 0 6px 0 #d96aa6;
  font-size: 2rem;
  font-weight: 900;
}

.kid-profile h2 {
  font-size: clamp(1.45rem, 4vw, 2rem);
  line-height: 1;
  color: #155e75;
  margin-bottom: 0.25rem;
}

.kid-profile p {
  color: #527280;
  font-weight: 800;
}

.kid-reward-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.kid-task-expand {
  width: 2.25rem;
  height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(255,255,255,0.9);
  border: 2px solid white;
  color: #155e75;
  font-weight: 900;
  transition: transform 0.2s;
}

.kid-task-log[open] .kid-task-expand {
  transform: rotate(180deg);
}

.kid-reward-card {
  min-width: 118px;
  min-height: 74px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0 0.45rem;
  background: rgba(255,255,255,0.88);
  border: 2px solid white;
  border-radius: 18px;
  padding: 0.65rem 0.85rem;
  box-shadow: var(--shadow-sm);
}

.kid-reward-card span {
  grid-row: span 2;
  font-size: 2rem;
}

.kid-reward-card strong {
  color: #0f766e;
  font-size: 1.65rem;
  line-height: 1;
}

.kid-reward-card small {
  color: #64748b;
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.kid-task-feed {
  position: relative;
  display: grid;
  gap: 0.85rem;
  padding-left: 1rem;
}

.kid-task-feed::before {
  content: "";
  position: absolute;
  left: 28px;
  top: 1rem;
  bottom: 1rem;
  width: 7px;
  border-radius: 99px;
  background: linear-gradient(var(--gold), var(--pink), var(--teal));
}

.kid-task-card {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  background: rgba(255,255,255,0.94);
  border: 3px solid white;
  border-radius: 20px;
  padding: 0.85rem;
  box-shadow: 0 5px 0 rgba(15, 118, 110, 0.12);
  transition: transform 0.15s, box-shadow 0.15s;
}

.kid-task-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 7px 0 rgba(15, 118, 110, 0.12);
}

.kid-task-card.status-todo,
.kid-task-card.status-progress,
.kid-task-card.status-done { background: rgba(255,255,255,0.94); }

.kid-task-pin {
  position: relative;
  z-index: 1;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: white;
  border: 3px solid currentColor;
  color: #0f766e;
  font-size: 1.75rem;
}

.kid-task-main {
  min-width: 0;
}

.kid-task-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.kid-task-title-row h3 {
  color: #134e4a;
  font-size: 1.16rem;
  line-height: 1.15;
}

.kid-task-main p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0.25rem 0 0.8rem;
}

.kid-status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0.25rem 0.8rem;
  border-radius: 99px;
  font-size: 0.86rem;
  font-weight: 900;
  border: 2px solid rgba(255,255,255,0.8);
  white-space: nowrap;
}

.kid-status-badge.status-todo,
.kid-status-badge.status-progress,
.kid-status-badge.status-done {
  background: var(--surface-muted);
  color: var(--text-secondary);
}

.kid-task-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.kid-task-actions button {
  min-height: 44px;
  border: 0;
  border-radius: 14px;
  padding: 0.55rem 0.85rem;
  background: white;
  color: #164e63;
  box-shadow: 0 3px 0 rgba(15, 118, 110, 0.16);
  font: 900 0.86rem var(--font);
  cursor: pointer;
  transition: transform 0.12s, box-shadow 0.12s;
}

.kid-task-actions button:hover,
.kid-task-actions button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 5px 0 rgba(15, 118, 110, 0.16);
  outline: 3px solid rgba(47,155,143,0.25);
}

/* ── Science videos ── */
.science-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 1.25rem;
}

.science-tab {
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--text-secondary);
  font-family: var(--font);
  font-weight: 800;
  cursor: pointer;
}

.science-tab:hover,
.science-tab.active {
  border-color: var(--teal);
  background: var(--teal-light);
  color: var(--teal-dark);
}

.science-band {
  display: grid;
  gap: 1rem;
}

.science-band-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.science-band-head h2 {
  font-size: 1.4rem;
  line-height: 1.2;
  margin-bottom: 0.2rem;
}

.science-band-head p {
  color: var(--text-secondary);
}

.science-band-head span {
  flex-shrink: 0;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  background: var(--green-light);
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 800;
}

.science-video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.science-video-card {
  display: flex;
  flex-direction: column;
  min-height: 250px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.science-video-card.watched {
  border-color: #a7d8ad;
  background: #fbfffb;
}

.science-video-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.75rem;
}

.science-video-meta span {
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
  background: var(--teal-pale);
  color: var(--teal-dark);
  font-size: 0.75rem;
  font-weight: 800;
}

.science-video-card h3 {
  font-size: 1.05rem;
  line-height: 1.25;
  margin-bottom: 0.55rem;
}

.science-video-card p {
  flex: 1;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.science-video-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
}

.watched-check {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 800;
  cursor: pointer;
  user-select: none;
}

.watched-check input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--teal);
}

.watched-check input:checked + span {
  color: var(--green);
}

.knowledge-check {
  margin-top: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 0.8rem;
}

.knowledge-check summary {
  color: var(--teal-dark);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 900;
}

.knowledge-question-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 0.8rem;
}

.knowledge-question {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.8rem;
}

.knowledge-question legend {
  padding: 0 0.25rem;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 900;
}

.knowledge-options {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.55rem;
}

.knowledge-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.5rem;
  align-items: start;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
}

.knowledge-option input {
  margin-top: 0.2rem;
  accent-color: var(--teal);
}

.knowledge-option.correct {
  border-color: #a7d8ad;
  background: var(--green-light);
  color: var(--green);
}

.knowledge-option.incorrect {
  border-color: #ffcdd2;
  background: var(--red-light);
  color: var(--red);
}

.knowledge-check-btn {
  margin-top: 0.65rem;
}

.knowledge-feedback {
  min-height: 1.2rem;
  margin-top: 0.55rem;
  font-size: 0.82rem;
  font-weight: 800;
}

.knowledge-feedback.correct { color: var(--green); }
.knowledge-feedback.incorrect { color: var(--red); }

/* ── Timetables ── */
.timetable-tab-reading { --tab-color: #2563eb; --tab-bg: #eaf1ff; }
.timetable-tab-facts { --tab-color: #c2410c; --tab-bg: #fff0e8; }
.timetable-tab-week { --tab-color: #2e7d32; --tab-bg: #e8f5e9; }

.panel-reading { --panel-color: #2563eb; --panel-bg: #eaf1ff; }
.panel-facts { --panel-color: #c2410c; --panel-bg: #fff0e8; }
.panel-week { --panel-color: #2e7d32; --panel-bg: #e8f5e9; }

.timetable-layout,
.timetable-practice-grid {
  display: grid;
  grid-template-columns: minmax(190px, 240px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.timetable-practice-grid {
  grid-template-columns: minmax(0, 1fr) minmax(190px, 240px);
}

.timetable-side {
  display: grid;
  gap: 0.75rem;
}

.timetable-main {
  min-width: 0;
}

.timetable-scroll {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.timetable-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.timetable-table th,
.timetable-table td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

.timetable-table thead th {
  color: var(--text);
  background: var(--teal-pale);
  font-size: 0.85rem;
  font-weight: 900;
}

.timetable-table tbody th {
  color: var(--text);
  font-weight: 900;
}

.timetable-table tbody td {
  color: var(--text-secondary);
  font-weight: 800;
}

.timetable-table tr:last-child th,
.timetable-table tr:last-child td {
  border-bottom: 0;
}

.schedule-image-wrap {
  margin-top: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.schedule-image {
  display: block;
  width: 100%;
  max-width: 760px;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.schedule-question-list {
  display: grid;
  gap: 1.25rem;
}

.schedule-page-tabs {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.schedule-question-set {
  display: grid;
  gap: 1rem;
}

.schedule-question-set h3 {
  color: var(--text);
  font-size: 1rem;
  font-weight: 900;
}

.schedule-question-item {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.schedule-question-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.schedule-question-input {
  width: 100%;
  margin-top: 0.75rem;
}

.schedule-question-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.fact-display {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-size: 2.4rem;
  font-weight: 900;
  text-align: center;
}

.fact-input {
  width: 100%;
  margin-top: 1rem;
  text-align: center;
  font-size: 1.25rem;
  font-weight: 900;
}

.week-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(130px, 1fr));
  gap: 0.75rem;
}

.week-day {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem;
  min-height: 155px;
}

.week-day h3 {
  color: var(--green);
  font-size: 0.95rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
}

.week-day p {
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.35;
  padding: 0.4rem 0;
  border-top: 1px solid var(--border);
}

/* ── Search/filter bar ── */
.search-bar {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.search-input {
  flex: 1;
  min-width: 200px;
  padding: 0.6rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.search-input:focus { border-color: var(--teal); }

/* ── Pagination ── */
.pagination {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  justify-content: center;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.page-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-btn:hover { border-color: var(--teal); color: var(--teal); }
.page-btn.active { background: var(--teal); border-color: var(--teal); color: white; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Admin table ── */
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.admin-table th {
  padding: 0.6rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  text-align: left;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.sort-th { text-align: left; }
.sort-th:hover { color: var(--teal); }
.sort-arrow { margin-left: 0.3rem; opacity: 0.4; }
.sort-arrow.active { opacity: 1; color: var(--teal); }

.admin-table td { padding: 0.65rem 0.9rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tbody tr:hover { background: var(--teal-pale); }

.action-btns { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.admin-task-form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); display: grid; gap: 1rem; padding: 1.5rem; }
.admin-task-form-head h2 { color: var(--text); font-size: 1.2rem; }
.admin-task-form-head p { color: var(--text-secondary); font-size: 0.875rem; margin-top: 0.3rem; }
.admin-task-fields { display: grid; gap: 1rem; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.admin-task-description { min-height: 90px; resize: vertical; }
.admin-task-actions { align-items: center; display: flex; gap: 1rem; justify-content: flex-end; }
.admin-task-actions span { margin-right: auto; }
.admin-assigned-tasks { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); margin-top: 1rem; padding: 1.5rem; }
.admin-assigned-task { align-items: center; border-bottom: 1px solid var(--border); display: flex; gap: 1rem; justify-content: space-between; padding: 0.85rem 0; }
.admin-assigned-task:last-child { border-bottom: 0; }
.admin-assigned-task strong { color: var(--text); }
.admin-assigned-task p { color: var(--text-secondary); font-size: 0.78rem; margin-top: 0.2rem; }
.admin-assigned-task .admin-assigned-learner { color: var(--text); font-weight: 750; }
.admin-assigned-task .btn { color: #c2410c; }

.study-timetable-banner { align-items: center; background: linear-gradient(135deg, #e6f6f2, #fff8df); border: 1px solid var(--teal); border-radius: 18px; color: var(--text); display: grid; gap: 1rem; grid-template-columns: auto 1fr auto; margin-bottom: 1rem; padding: 1rem 1.2rem; text-decoration: none; }
.study-timetable-banner-icon { font-size: 1.8rem; }
.study-timetable-banner strong, .study-timetable-banner small { display: block; }
.study-timetable-banner small { color: var(--text-secondary); margin-top: 0.2rem; }
.kid-task-description, .kid-task-schedule { color: var(--text-secondary); font-size: 0.75rem; line-height: 1.35; margin-top: 0.25rem; }
.kid-task-schedule { color: var(--teal-dark); font-weight: 750; }
.study-plan-header { align-items: end; display: flex; justify-content: space-between; margin-bottom: 1.25rem; }
.study-plan-header h1 { color: var(--text); font-size: 1.75rem; }
.study-plan-header p:last-child { color: var(--text-secondary); margin-top: 0.3rem; }
.study-plan-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1rem; }
.study-plan-filter { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: 1rem; }
.study-plan-filter button, .study-plan-item > span { border-radius: 999px; font-size: 0.7rem; font-weight: 850; padding: 0.4rem 0.7rem; }
.study-plan-filter button { background: var(--surface); border: 1px solid var(--border); color: var(--text-secondary); cursor: pointer; }
.study-plan-filter button:hover, .study-plan-filter button.active { border-color: var(--teal); box-shadow: 0 0 0 2px rgba(47,155,143,0.12); color: var(--teal-dark); }
.study-plan-filter button.active { background: var(--teal-pale); }
.study-plan-grid { display: grid; gap: 0.65rem; grid-template-columns: repeat(7, minmax(145px, 1fr)); overflow-x: auto; }
.study-day-column { background: var(--background); border: 1px solid var(--border); border-radius: 12px; min-height: 360px; padding: 0.55rem; }
.study-day-column h2 { color: var(--text); font-size: 0.85rem; padding: 0.35rem; text-align: center; }
.study-day-items { display: grid; gap: 0.55rem; margin-top: 0.35rem; }
.study-plan-item { border-left: 4px solid #7a5cc7; border-radius: 9px; padding: 0.7rem; background: #f1edfb; }
.study-plan-item[role="button"] { cursor:pointer; transition:transform .15s ease, box-shadow .15s ease; }
.study-plan-item[role="button"]:hover { box-shadow:0 5px 14px rgba(41,36,95,.14)!important; transform:translateY(-2px); }
.study-plan-item[role="button"]:focus-visible { outline:3px solid var(--teal); outline-offset:2px; }
.study-plan-item.status-to-do { background:#fffbea; border-color:#e7b416; }
.study-plan-item.status-in-progress { background:#eaf7ff; border-color:#38a6d1; }
.study-plan-item.status-done { background:#eafbea; border-color:#35a853; opacity:0.88; }
.study-plan-item.status-done h3 { text-decoration:line-through; text-decoration-thickness:1px; }
.study-plan-item time { color: var(--text-secondary); font-size: 0.68rem; font-weight: 800; }
.study-plan-item h3 { color: var(--text); font-size: 0.85rem; margin-top: 0.25rem; }
.study-plan-item p { color: var(--text-secondary); font-size: 0.72rem; line-height: 1.35; margin: 0.25rem 0 0.5rem; }
.study-item-labels { align-items:center; display:flex; flex-wrap:wrap; gap:0.35rem; justify-content:space-between; margin-top:0.5rem; }
.study-day-empty { color: var(--text-muted); font-size: 0.75rem; padding: 1rem 0.35rem; text-align: center; }
.category-study { background:#f1edfb; color:#6246a8; }.study-plan-item.category-study { border-color:#7a5cc7; }
.category-homework { background:#dff3fb; color:#19749b; }.study-plan-item.category-homework { border-color:#39a9d1; }
.category-reading { background:#fff0e8; color:#a64f27; }.study-plan-item.category-reading { border-color:#e18354; }
.category-class { background:#fffbd7; color:#847700; }.study-plan-item.category-class { border-color:#d7c900; }
.category-break { background:#e9f8df; color:#3c7e2b; }.study-plan-item.category-break { border-color:#74bd55; }
.category-other { background:#f2f2f2; color:#555; }.study-plan-item.category-other { border-color:#999; }

/* ── Stats row ── */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 0.75rem; margin-bottom: 1.5rem; }

.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; text-align: center; }
.stat-value { font-size: 1.75rem; font-weight: 800; color: var(--teal); }
.stat-label { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.2rem; }

/* ── Landing page ── */
.hero { text-align: center; padding: 4rem 1rem 3rem; }
.hero-title { font-size: 3rem; font-weight: 900; color: var(--text); letter-spacing: -0.04em; line-height: 1.1; margin-bottom: 1rem; }
.hero-title span { color: var(--teal); }
.hero-desc { font-size: 1.15rem; color: var(--text-secondary); max-width: 560px; margin: 0 auto 2rem; }
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.25rem; margin-top: 3rem; }
.feature-card { background: var(--surface); border-radius: var(--radius-lg); padding: 1.5rem; text-align: center; border: 1px solid var(--border); }
.feature-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.feature-title { font-weight: 800; margin-bottom: 0.4rem; }
.feature-desc { font-size: 0.875rem; color: var(--text-secondary); }

.landing-hero {
  padding-bottom: 1rem;
}

.landing-eyebrow {
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  margin-bottom: 0.65rem;
  text-transform: uppercase;
}

.landing-modules {
  margin-top: 3rem;
}

.landing-pricing {
  margin-top: 3rem;
}

.landing-discount-banner {
  background: #fff1c8;
  border: 1px solid #f0c75e;
  border-radius: 999px;
  color: #815400;
  font-size: 0.85rem;
  font-weight: 900;
  margin: 1.25rem auto 0;
  max-width: max-content;
  padding: 0.5rem 1rem;
  text-align: center;
  text-transform: uppercase;
}

.landing-free-offer {
  align-items: center;
  background: linear-gradient(135deg, var(--teal-pale), var(--surface));
  border: 1px solid var(--teal);
  border-radius: var(--radius-lg);
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  margin-top: 1.75rem;
  padding: 1.5rem;
}

.landing-free-offer h3 {
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 900;
  margin: 0.55rem 0 0.3rem;
}

.landing-free-offer p {
  color: var(--text-secondary);
}

.landing-offer-badge {
  background: var(--teal);
  border-radius: 999px;
  color: #fff;
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.65rem;
  text-transform: uppercase;
}

.landing-price-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 1rem;
}

.landing-price-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 0.75rem;
  text-align: center;
}

.landing-price-card strong,
.landing-price-card del,
.landing-price-card span {
  display: block;
}

.landing-price-card em {
  background: #c94d6d;
  border-radius: 999px;
  color: #fff;
  display: inline-block;
  font-size: 0.68rem;
  font-style: normal;
  font-weight: 900;
  margin-bottom: 0.65rem;
  padding: 0.28rem 0.55rem;
  text-transform: uppercase;
}

.landing-price-card strong {
  color: var(--text);
  font-size: 0.9rem;
}

.landing-price-card span {
  color: var(--teal-dark);
  font-size: 1.2rem;
  font-weight: 900;
  margin-top: 0.15rem;
}

.landing-price-card del {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-top: 0.5rem;
}

.landing-section-head {
  margin: 0 auto;
  max-width: 680px;
  text-align: center;
}

.landing-section-head h2 {
  color: var(--text);
  font-size: clamp(1.65rem, 4vw, 2.25rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.landing-section-head > p:last-child {
  color: var(--text-secondary);
  margin-top: 0.65rem;
}

.landing-module-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.75rem;
}

.landing-module-card {
  --module-accent: var(--teal);
  --module-tint: var(--teal-pale);
  border-top: 4px solid var(--module-accent);
  display: flex;
  flex-direction: column;
  min-height: 255px;
  text-align: left;
}

.landing-module-card.subject-english { --module-accent: #7a5cc7; --module-tint: #f1edfb; }
.landing-module-card.subject-math { --module-accent: #2f9b8f; --module-tint: #e6f6f2; }
.landing-module-card.subject-science { --module-accent: #3f7fbc; --module-tint: #eaf3fb; }
.landing-module-card.subject-writing { --module-accent: #c06d3f; --module-tint: #fff0e8; }
.landing-module-card.subject-test { --module-accent: #c94d6d; --module-tint: #fde7ee; }
.landing-module-card.subject-progress { --module-accent: #b97800; --module-tint: #fff1c8; }

.landing-module-card .feature-icon {
  align-items: center;
  background: var(--module-tint);
  border-radius: 14px;
  display: inline-flex;
  height: 52px;
  justify-content: center;
  margin-bottom: 1rem;
  width: 52px;
}

.landing-module-card .feature-title {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 900;
}

.landing-module-card .feature-desc {
  line-height: 1.55;
}

.landing-module-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1rem;
}

.landing-module-tags span {
  background: var(--module-tint);
  border-radius: 999px;
  color: var(--module-accent);
  font-size: 0.7rem;
  font-weight: 850;
  padding: 0.35rem 0.55rem;
}

.landing-footer {
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  margin-top: 4rem;
  padding: 2rem 0 0.5rem;
  text-align: center;
}

.landing-feedback {
  margin-top: 4rem;
}

.landing-feedback-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
  margin: 1.75rem auto 0;
  max-width: 820px;
  padding: 1.5rem;
}

.landing-feedback-fields {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.landing-feedback-message {
  min-height: 130px;
  resize: vertical;
}

.landing-feedback-submit {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

.landing-feedback-submit p {
  font-size: 0.85rem;
  margin-right: auto;
}

.feedback-status-success { color: var(--teal-dark); }
.feedback-status-error { color: #c2410c; }

.landing-footer-brand {
  align-items: center;
  color: var(--text);
  display: flex;
  gap: 0.65rem;
  justify-content: center;
  margin-bottom: 0.85rem;
}

.landing-footer-brand .brand-icon {
  font-size: 0.65rem;
}

.landing-footer > p {
  font-size: 0.875rem;
  line-height: 1.65;
  margin: 0 auto;
  max-width: 820px;
}

.landing-footer-registration {
  display: flex;
  flex-wrap: wrap;
  font-size: 0.8rem;
  gap: 0.5rem 1.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.landing-footer-registration strong {
  color: var(--text);
}

.landing-footer .landing-footer-copyright {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 1rem;
}

@media (max-width: 900px) {
  .admin-task-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .landing-module-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .landing-price-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
  .admin-task-fields { grid-template-columns: 1fr; }
  .study-plan-header { align-items: stretch; flex-direction: column; gap: 1rem; }
  .landing-module-grid { grid-template-columns: 1fr; }
  .landing-module-card { min-height: 0; }
  .landing-free-offer { align-items: stretch; flex-direction: column; }
  .landing-free-offer .btn { justify-content: center; width: 100%; }
  .landing-price-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .landing-feedback-fields { grid-template-columns: 1fr; }
  .landing-feedback-submit { align-items: stretch; flex-direction: column; }
  .landing-feedback-submit .btn { justify-content: center; width: 100%; }
}

/* ── Auth pages ── */
.auth-container { max-width: 420px; margin: 2rem auto; }
.auth-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2.5rem; box-shadow: var(--shadow); }
.auth-title { font-size: 1.75rem; font-weight: 900; text-align: center; margin-bottom: 0.4rem; color: var(--text); }
.auth-subtitle { text-align: center; color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 2rem; }
.auth-link { text-align: center; margin-top: 1.25rem; font-size: 0.875rem; color: var(--text-secondary); }
.auth-link a { color: var(--teal); font-weight: 700; text-decoration: none; }
.auth-link a:hover { text-decoration: underline; }
.registration-deny-button { color: #c2410c; }

/* ── Pending page ── */
.pending-container { max-width: 540px; margin: 3rem auto; text-align: center; }
.pending-steps { display: flex; align-items: center; justify-content: center; gap: 0; margin: 2rem 0; }
.step { display: flex; flex-direction: column; align-items: center; gap: 0.4rem; }
.step-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
}

.step.done .step-circle { background: var(--teal); border-color: var(--teal); color: white; }
.step.current .step-circle { background: var(--amber-light); border-color: var(--amber); color: var(--amber); }
.step-label { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); max-width: 80px; text-align: center; line-height: 1.3; }
.step.done .step-label { color: var(--teal-dark); }
.step.current .step-label { color: var(--amber); }
.step-line { flex: 1; height: 2px; background: var(--border); min-width: 40px; }
.step.done + .step-line { background: var(--teal); }

/* ── Game/Quiz styles ── */
.quiz-container { max-width: 680px; margin: 0 auto; }
.quiz-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.quiz-progress { display: flex; gap: 0.3rem; margin-bottom: 2rem; }
.quiz-progress-dot { flex: 1; height: 6px; border-radius: 3px; background: var(--border); transition: background 0.3s; }
.quiz-progress-dot.done { background: var(--teal); }
.quiz-progress-dot.current { background: var(--amber); }

.quiz-word { font-size: 2.5rem; font-weight: 900; color: var(--text); margin: 1rem 0 0.5rem; letter-spacing: -0.02em; }
.quiz-sentence { font-size: 1rem; color: var(--text-secondary); margin-bottom: 2rem; line-height: 1.5; }
.quiz-input {
  width: 100%;
  max-width: 320px;
  padding: 0.85rem 1.25rem;
  text-align: center;
  font-size: 1.25rem;
  font-family: var(--font);
  font-weight: 700;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.15s;
}

.quiz-input:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(47,155,143,0.18); }
.quiz-input.correct { border-color: var(--green); background: var(--green-light); color: var(--green); }
.quiz-input.incorrect { border-color: var(--red); background: var(--red-light); color: var(--red); }

.quiz-feedback {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 1rem 0;
  min-height: 2rem;
}

.quiz-feedback.correct { color: var(--green); }
.quiz-feedback.incorrect { color: var(--red); }

/* Learn mode */
.learn-card { perspective: 800px; cursor: pointer; }
.learn-card-inner {
  position: relative;
  height: 280px;
  transform-style: preserve-3d;
  transition: transform 0.5s;
}
.learn-card.flipped .learn-card-inner { transform: rotateY(180deg); }
.learn-front, .learn-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  border: 2px solid var(--border);
}
.learn-front { background: var(--surface); }
.learn-back { background: var(--teal-light); transform: rotateY(180deg); }
.learn-word { font-size: 3rem; font-weight: 900; color: var(--text); }
.learn-pos { font-size: 0.85rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; margin-top: 0.5rem; }
.learn-sentence { font-size: 1rem; color: var(--text-secondary); text-align: center; line-height: 1.6; }
.learn-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 1.5rem; }

/* ── Spinner ── */
.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--teal-light);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Loading state ── */
.loading { text-align: center; padding: 3rem; color: var(--text-muted); }

/* ── Responsive ── */
@media (max-width: 640px) {
  .hero-title { font-size: 2.2rem; }
  .main-content { padding: 1.25rem 1rem; }
  .topic-header { align-items: flex-start; flex-direction: column; }
  .auth-card { padding: 1.75rem 1.25rem; }
  .tab-bar { gap: 0.35rem; }
  .tab-btn { padding: 0.4rem 0.9rem; font-size: 0.8rem; }
  .speed-layout { grid-template-columns: 1fr; }
  .punctuation-layout { grid-template-columns: 1fr; }
  .science-band-head { align-items: flex-start; flex-direction: column; }
  .progress-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .progress-graph { min-height: 230px; }
  .progress-row { grid-template-columns: 1fr; }
  .progress-row strong { text-align: left; }
}

/* ── Flashcard (Learn tab) ── */
.flashcard {
  width: 100%;
  max-width: 480px;
  height: 220px;
  perspective: 1000px;
  cursor: pointer;
}
.flashcard-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  transform-style: preserve-3d;
}
.flashcard-inner.flipped { transform: rotateY(180deg); }
.flashcard-front,
.flashcard-back {
  position: absolute;
  inset: 0;
  border-radius: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  backface-visibility: hidden;
  border: 2px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,.07);
  text-align: center;
}
.flashcard-front { background: var(--card); }
.flashcard-back  { background: var(--teal-light); transform: rotateY(180deg); }

/* ── Stats row (admin) ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.25rem 1rem;
  text-align: center;
}
.stat-val {
  font-size: 2rem;
  font-weight: 900;
  color: var(--teal);
  line-height: 1;
}
.stat-lbl {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Admin table ── */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.admin-table th {
  padding: 0.6rem 0.75rem;
  border-bottom: 2px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: left;
}
.sort-th {
  cursor: pointer;
  user-select: none;
  text-align: left;
}
.sort-th:hover { color: var(--teal); }
.sort-arrow { font-size: 0.7rem; margin-left: 0.25rem; }
.admin-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.admin-table tr:hover td { background: var(--surface); }

/* ── Status badges ── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 700;
}
.badge-approved { background: #d1fae5; color: #065f46; }
.badge-pending  { background: #fef3c7; color: #92400e; }
.badge-denied   { background: #fee2e2; color: #991b1b; }
.badge-locked   { background: #fde8d8; color: #9a3412; }

/* ── Child activity report ── */
.activity-report-shell {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 0.75rem;
  min-height: calc(100vh - 120px);
  color: var(--text);
}

.activity-report-rail {
  background: var(--surface);
  border-radius: 8px;
  padding: 1.25rem 0.9rem;
  display: grid;
  align-content: start;
  gap: 1.35rem;
}

.activity-rail-home {
  display: grid;
  place-items: center;
  height: 92px;
  text-decoration: none;
}

.activity-cap-icon {
  width: 92px;
  height: 62px;
  position: relative;
  display: block;
}

.activity-cap-icon::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  width: 68px;
  height: 46px;
  background: var(--indigo-dark);
  clip-path: polygon(50% 0, 100% 34%, 50% 68%, 0 34%);
}

.activity-cap-icon::after {
  content: "";
  position: absolute;
  left: 28px;
  top: 32px;
  width: 36px;
  height: 22px;
  border-radius: 0 0 18px 18px;
  background: var(--indigo-dark);
}

.activity-rail-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: center;
  gap: 0.8rem;
  border: 0;
  background: transparent;
  color: var(--indigo-dark);
  font: 800 1.05rem var(--font);
  text-align: left;
  cursor: pointer;
  min-height: 58px;
  text-decoration: none;
}

.activity-rail-item.active span:last-child,
.activity-rail-item:hover span:last-child {
  text-decoration: underline;
  text-underline-offset: 0.25rem;
}

.activity-rail-icon {
  width: 52px;
  height: 52px;
  justify-self: center;
  position: relative;
  color: var(--indigo-dark);
}

.activity-kpi-grid,
.activity-chart-grid,
.activity-insight-grid,
.activity-log-panel {
  scroll-margin-top: 5rem;
}

.activity-rail-icon.overview {
  border: 5px solid currentColor;
  border-radius: 4px;
}
.activity-rail-icon.overview::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 9px;
  width: 10px;
  height: 10px;
  background: currentColor;
  box-shadow: 20px 0 0 currentColor, 0 18px 0 currentColor, 20px 18px 0 currentColor;
}
.activity-rail-icon.overview::after {
  content: "";
  position: absolute;
  right: -8px;
  bottom: -8px;
  width: 18px;
  height: 18px;
  border: 5px solid currentColor;
  border-radius: 50%;
  background: var(--surface);
}

.activity-rail-icon.trends::before {
  content: "";
  position: absolute;
  left: 6px;
  bottom: 4px;
  width: 9px;
  height: 48px;
  background: currentColor;
  box-shadow: 17px -18px 0 currentColor, 34px -8px 0 currentColor;
}
.activity-rail-icon.trends::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  border-bottom: 5px solid currentColor;
}

.activity-rail-icon.modules {
  border: 5px solid currentColor;
  border-radius: 4px;
}
.activity-rail-icon.modules::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 7px;
  width: 14px;
  height: 14px;
  background: currentColor;
  box-shadow: 20px 0 0 currentColor, 0 20px 0 currentColor, 20px 20px 0 currentColor;
}
.activity-rail-icon.modules::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 18px;
  width: 16px;
  height: 16px;
  border: 4px solid var(--surface);
  background: currentColor;
}

.activity-rail-icon.notes::before {
  content: "";
  position: absolute;
  inset: 3px 8px 7px;
  border: 5px solid currentColor;
  border-radius: 4px;
}
.activity-rail-icon.notes::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 16px;
  top: 17px;
  height: 5px;
  background: currentColor;
  box-shadow: 0 10px 0 currentColor, 0 20px 0 currentColor;
}

.activity-rail-icon.records {
  border: 5px solid currentColor;
  border-radius: 4px;
}
.activity-rail-icon.records::before {
  content: "";
  position: absolute;
  left: 9px;
  right: 9px;
  top: 10px;
  height: 5px;
  background: currentColor;
  box-shadow: 0 11px 0 currentColor, 0 22px 0 currentColor;
}
.activity-rail-icon.records::after {
  content: "";
  position: absolute;
  right: -8px;
  bottom: -8px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: currentColor;
}

.activity-report-main {
  display: grid;
  gap: 0.55rem;
}

.activity-report-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
}

.activity-report-head h1 {
  margin: 0.1rem 0 0;
  color: var(--indigo-dark);
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.05;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0;
}

.activity-report-head p,
.activity-chart-panel p {
  color: var(--text-secondary);
  font-style: italic;
}

.activity-report-filters {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 0.45rem;
  min-width: 460px;
}

.activity-report-filters select,
.activity-report-filters button {
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--text);
  border-radius: 2px;
  padding: 0.45rem 0.6rem;
  font: 800 0.78rem var(--font);
}

.activity-report-filters button {
  cursor: pointer;
  min-height: 2.3rem;
}

.activity-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 0.55rem;
}

.activity-kpi-grid article,
.activity-chart-panel {
  background: var(--surface);
  border-radius: 8px;
}

.activity-kpi-grid article {
  padding: 0.7rem 0.8rem;
}

.activity-kpi-grid span {
  display: block;
  color: var(--indigo-dark);
  font-weight: 800;
  font-size: 0.82rem;
}

.activity-kpi-grid strong {
  display: block;
  color: var(--indigo-dark);
  font-size: 1.9rem;
  line-height: 1;
  margin-top: 0.25rem;
}

.activity-chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.55rem;
}

.activity-chart-panel {
  min-height: 240px;
  padding: 0.85rem;
  overflow: hidden;
}

.activity-chart-panel.wide {
  grid-column: span 2;
  min-height: 260px;
}

.activity-chart-panel h2 {
  color: var(--indigo-dark);
  margin: 0 0 0.55rem;
  font-size: 1rem;
  line-height: 1.15;
}

.activity-chart-panel p {
  margin-bottom: 0.7rem;
  font-size: 0.88rem;
}

.activity-horizontal-bars {
  display: grid;
  gap: 0.8rem;
  padding: 0.5rem 0.25rem 0;
}

.activity-hbar-row {
  display: grid;
  grid-template-columns: minmax(82px, 145px) 1fr;
  gap: 0.7rem;
  align-items: center;
  font-size: 0.85rem;
}

.activity-hbar-row > div {
  height: 32px;
  background: #ede8e4;
  position: relative;
}

.activity-hbar-row b {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 2.4rem;
  height: 100%;
  padding-right: 0.45rem;
  color: white;
  font-weight: 800;
}

.activity-column-bars {
  display: flex;
  align-items: end;
  gap: 0.8rem;
  height: 175px;
  padding: 1rem 0.4rem 0;
  border-bottom: 1px solid var(--border);
}

.activity-cbar {
  flex: 1;
  min-width: 48px;
  height: 100%;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 0.45rem;
  align-items: end;
  text-align: center;
}

.activity-cbar strong {
  width: 100%;
  display: flex;
  align-items: start;
  justify-content: center;
  padding-top: 0.45rem;
  color: white;
  font-size: 0.86rem;
}

.activity-cbar small {
  min-height: 2.25rem;
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.15;
}

.module-bars {
  height: 190px;
}

.weekday-completion-bars {
  gap: 0.55rem;
}

.weekday-completion-bars .activity-cbar {
  min-width: 40px;
}

.weekday-completion-bars .activity-cbar small {
  overflow-wrap: anywhere;
}

.activity-donut-wrap {
  display: grid;
  grid-template-columns: minmax(150px, 210px) 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 170px;
}

.activity-donut {
  width: min(190px, 100%);
  aspect-ratio: 1;
  border-radius: 50%;
  position: relative;
  justify-self: center;
}

.activity-donut::after {
  content: "";
  position: absolute;
  inset: 31%;
  background: var(--surface);
  border-radius: 50%;
}

.activity-legend {
  display: grid;
  gap: 0.6rem;
  font-size: 0.82rem;
}

.activity-legend span {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.activity-legend i {
  width: 0.8rem;
  height: 0.8rem;
  display: inline-block;
}

.activity-insight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.activity-insight-grid .activity-chart-panel {
  min-height: 150px;
}

.activity-notes {
  display: grid;
  gap: 0.55rem;
}

.activity-notes p {
  margin: 0;
  padding-left: 0.75rem;
  border-left: 4px solid var(--pink);
  color: var(--text-secondary);
  font-style: normal;
}

.activity-log-panel {
  padding: 0;
  min-height: 260px;
}

.activity-log-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
}

.activity-log-head h2 {
  margin: 0;
}

.activity-log-head p,
.activity-muted {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin: 0;
}

.activity-pill,
.activity-subject {
  display: inline-flex;
  padding: 0.2rem 0.55rem;
  border-radius: 99px;
  font-weight: 800;
  font-size: 0.78rem;
}

.activity-pill {
  background: var(--teal-light);
  color: var(--teal-dark);
}

.activity-subject {
  background: #ebe8ff;
  color: var(--indigo-dark);
}

.activity-details {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.activity-details span {
  display: inline-flex;
  padding: 0.15rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--text-secondary);
  background: var(--bg);
  font-size: 0.78rem;
  white-space: nowrap;
}

.activity-details-stack {
  align-items: center;
}

.writing-review-dialog {
  border: 0;
  border-radius: 14px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.28);
  max-width: min(860px, calc(100vw - 2rem));
  padding: 0;
  width: 860px;
}

.writing-review-dialog::backdrop {
  background: rgba(15, 23, 42, 0.45);
}

.writing-review-panel {
  background: var(--surface);
  color: var(--text);
  display: grid;
  gap: 1rem;
  max-height: min(86vh, 900px);
  overflow: auto;
  padding: 1.25rem;
}

.writing-review-panel header,
.writing-review-actions {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.writing-review-panel h2,
.writing-review-panel h3 {
  margin: 0;
}

.writing-review-prompt,
.writing-review-content,
.writing-review-comment {
  border: 1px solid var(--border);
  border-radius: 10px;
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
}

.writing-review-prompt {
  background: var(--bg);
}

.writing-review-prompt img {
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 260px;
  max-width: 100%;
  object-fit: contain;
}

.writing-review-content div {
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
}

.writing-review-comment textarea {
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  padding: 0.75rem;
  resize: vertical;
  width: 100%;
}

.daily-task-status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.2rem 0.55rem;
  border-radius: 99px;
  font-size: 0.72rem;
  font-weight: 900;
  white-space: nowrap;
}

.daily-task-status.to_do {
  background: #fff2a8;
  color: #7c5b00;
}

.daily-task-status.in_progress {
  background: #dff5ff;
  color: #075985;
}

.daily-task-status.done {
  background: #dcfce7;
  color: #166534;
}

/* ── Kid's Growth & Activity Dashboard ── */
.activity-report-shell {
  grid-template-columns: 235px minmax(0, 1fr);
  gap: 1rem;
  min-height: calc(100vh - 120px);
  padding: 0.85rem;
  border-radius: 2rem;
  background:
    radial-gradient(circle at 12% 10%, rgba(255, 209, 102, 0.32), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(91, 188, 255, 0.3), transparent 26%),
    linear-gradient(135deg, #e7f7ff 0%, #fff7d6 48%, #ffe8ed 100%);
  color: var(--indigo-dark);
  font-family: "Nunito", var(--font), system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.45;
}

.activity-report-rail {
  position: sticky;
  top: 1rem;
  align-self: start;
  background: rgba(255, 255, 255, 0.86);
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 2rem;
  box-shadow: 0 18px 42px rgba(41, 36, 95, 0.14);
  padding: 1rem;
  gap: 0.75rem;
}

.activity-rail-home {
  height: auto;
  min-height: 106px;
  border-radius: 1.6rem;
  background: linear-gradient(135deg, var(--indigo), var(--teal));
  color: #fff;
  box-shadow: inset 0 -8px 18px rgba(41, 36, 95, 0.16);
}

.activity-cap-icon {
  width: 82px;
  height: 82px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  font-size: 2.55rem;
  box-shadow: 0 10px 24px rgba(41, 36, 95, 0.18);
}

.activity-cap-icon::before,
.activity-cap-icon::after,
.activity-rail-icon,
.activity-rail-icon::before,
.activity-rail-icon::after {
  content: none;
  display: none;
}

.activity-rail-item {
  grid-template-columns: 48px 1fr;
  gap: 0.75rem;
  min-height: 54px;
  padding: 0.45rem;
  border-radius: 1.25rem;
  color: var(--text-secondary);
  background: #fff;
  font: 800 0.92rem "Nunito", var(--font), system-ui, sans-serif;
  line-height: 1.2;
  box-shadow: 0 6px 16px rgba(41, 36, 95, 0.08);
}

.activity-rail-item:hover,
.activity-rail-item.active {
  color: var(--indigo-dark);
  background: var(--gold);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(255, 196, 83, 0.32);
}

.activity-rail-item.active span:last-child,
.activity-rail-item:hover span:last-child {
  text-decoration: none;
}

.activity-rail-emoji {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.88);
  font-size: 1.4rem;
}

.activity-report-main {
  gap: 1rem;
}

.activity-report-head {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) minmax(360px, 520px);
  align-items: start;
  gap: 1.25rem;
  padding: 1.2rem;
  border-radius: 2rem;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 42px rgba(91, 188, 255, 0.18);
}

.activity-report-head > div:first-child {
  min-width: 0;
  max-width: 780px;
}

.activity-report-head h1 {
  max-width: 760px;
  margin: 0.25rem 0 0;
  color: var(--indigo-dark);
  font-size: clamp(2rem, 3vw, 2.85rem);
  line-height: 1.1;
  font-weight: 900;
  text-transform: none;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: manual;
  text-wrap: balance;
}

.activity-report-head p,
.activity-chart-panel p {
  color: var(--text-secondary);
  font-style: normal;
  font-weight: 700;
}

.activity-report-head > div:first-child p {
  max-width: 720px;
  margin-top: 0.55rem;
  font-size: 1.02rem;
  line-height: 1.45;
}

.activity-report-filters {
  min-width: 0;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  align-content: center;
  gap: 0.65rem;
}

.activity-profile-switcher {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
  padding: 0.75rem;
  border-radius: 1.25rem;
  background: linear-gradient(135deg, #dff4ff, #fff3b8);
  box-shadow: inset 0 -6px 14px rgba(91, 188, 255, 0.14);
}

.activity-profile-avatar {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 1rem;
  background: #fff;
  font-size: 1.8rem;
  box-shadow: 0 8px 18px rgba(91, 188, 255, 0.22);
}

.activity-profile-switcher label,
.activity-filter-control label {
  display: block;
  margin-bottom: 0.3rem;
  color: #24364a;
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.activity-filter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.activity-filter-control {
  min-width: 0;
  padding: 0.6rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 -5px 12px rgba(91, 188, 255, 0.09);
}

.activity-report-filters select,
.activity-report-filters button {
  width: 100%;
  border: 0;
  border-radius: 0.85rem;
  background: #fff;
  color: var(--indigo-dark);
  padding: 0.58rem 0.7rem;
  font: 800 0.92rem "Nunito", var(--font), system-ui, sans-serif;
  line-height: 1.25;
  box-shadow: 0 6px 14px rgba(100, 116, 139, 0.1);
}

.activity-filter-hint {
  display: block;
  margin-top: 0.35rem;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.25;
}

.activity-quick-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.activity-report-filters button {
  min-height: 2.45rem;
  cursor: pointer;
  background: #fff;
}

.activity-report-filters button:first-child {
  background: #ffdde5;
  color: #be3b58;
}

.activity-report-filters button:last-child {
  background: #dff8ec;
  color: #127450;
}

@media (max-width: 1180px) {
  .activity-report-head {
    grid-template-columns: 1fr;
  }

  .activity-report-head > div:first-child,
  .activity-report-head h1,
  .activity-report-head > div:first-child p {
    max-width: none;
  }

  .activity-report-filters {
    max-width: none;
  }
}

.activity-kpi-grid {
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
}

.activity-kpi-grid article,
.activity-chart-panel {
  border: 2px solid rgba(255, 255, 255, 0.95);
  border-radius: 1.7rem;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 34px rgba(91, 188, 255, 0.16);
}

.activity-kpi-grid article {
  position: relative;
  overflow: hidden;
  min-height: 132px;
  padding: 1rem;
}

.activity-kpi-grid article::after {
  content: "";
  position: absolute;
  right: -22px;
  bottom: -28px;
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
}

.activity-kpi-grid article:nth-child(1) { background: linear-gradient(135deg, #ebe8ff, #ffffff); }
.activity-kpi-grid article:nth-child(2) { background: linear-gradient(135deg, var(--pink-light), #ffffff); }
.activity-kpi-grid article:nth-child(3) { background: linear-gradient(135deg, var(--teal-light), #ffffff); }
.activity-kpi-grid article:nth-child(2),
.activity-kpi-grid article:nth-child(2) span,
.activity-kpi-grid article:nth-child(2) strong {
  color: var(--indigo-dark);
}

.activity-kpi-grid span {
  color: var(--indigo-dark);
  font-weight: 800;
  font-size: 0.92rem;
  line-height: 1.2;
}

.activity-kpi-grid strong {
  color: var(--indigo-dark);
  font-size: clamp(2rem, 3.4vw, 2.75rem);
  font-weight: 900;
  line-height: 1;
  margin-top: 0.65rem;
}

.activity-chart-grid {
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.activity-chart-panel {
  min-height: 270px;
  padding: 1rem;
}

.activity-chart-panel.wide {
  min-height: 285px;
}

.activity-chart-panel h2 {
  color: var(--indigo-dark);
  margin-bottom: 0.35rem;
  font-size: 1.18rem;
  font-weight: 900;
  line-height: 1.25;
}

.activity-chart-panel p {
  font-size: 0.92rem;
  line-height: 1.35;
}

.activity-horizontal-bars {
  gap: 1rem;
}

.activity-hbar-row {
  grid-template-columns: minmax(110px, 170px) 1fr;
  gap: 0.8rem;
  font-size: 0.92rem;
  line-height: 1.25;
}

.activity-hbar-row > span {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-width: 0;
  color: var(--text-secondary);
  font-weight: 800;
}

.activity-hbar-row > span b {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.9rem;
  background: #f8fafc;
  font-size: 1.25rem;
}

.activity-hbar-row > div {
  height: 38px;
  overflow: visible;
  border-radius: 999px;
  background: repeating-linear-gradient(90deg, #eef6ff 0 18px, #e2f1ff 18px 22px);
}

.activity-hbar-row b {
  position: relative;
  min-width: 3.5rem;
  border-radius: 999px;
  padding-right: 0.75rem;
  color: var(--indigo-dark);
  box-shadow: inset 0 -7px 12px rgba(49, 65, 85, 0.13);
}

.activity-hbar-row b span {
  margin-right: 0.35rem;
  font-weight: 900;
}

.activity-hbar-row b i {
  position: absolute;
  right: -18px;
  top: 50%;
  transform: translateY(-50%);
  font-style: normal;
  font-size: 1.75rem;
  filter: drop-shadow(0 4px 4px rgba(49, 65, 85, 0.22));
}

.activity-column-bars {
  gap: 0.9rem;
  height: 220px;
  padding: 1rem 0.25rem 2.6rem;
  border-bottom: 4px solid #d8f2de;
}

.activity-cbar {
  min-width: 64px;
  gap: 0.5rem;
}

.activity-cbar strong {
  overflow: visible;
  align-items: flex-start;
  min-height: 18px;
  border-radius: 1rem 1rem 0.55rem 0.55rem;
  color: var(--indigo-dark);
  font-size: 0.78rem;
  font-weight: 900;
  box-shadow: inset 0 -8px 14px rgba(49, 65, 85, 0.13);
}

.activity-cbar strong span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  padding: 0.2rem;
}

.activity-cbar small {
  min-height: 2.8rem;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.2;
}

.trophy-cbar strong {
  border-radius: 1.25rem 1.25rem 0.45rem 0.45rem;
}

.weekday-completion-bars {
  gap: 0.55rem;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 3.2rem;
  scroll-snap-type: x proximity;
}

.weekday-completion-bars .activity-cbar {
  flex: 1 0 68px;
  min-width: 68px;
  scroll-snap-align: center;
}

.weekday-completion-bars .activity-cbar small {
  display: block;
  height: 2.8rem;
  margin-top: 0.25rem;
  text-align: right;
  transform: rotate(-32deg);
  transform-origin: top right;
  white-space: nowrap;
  overflow-wrap: normal;
  word-break: normal;
  font-size: 0.76rem;
}

.activity-donut-wrap {
  grid-template-columns: minmax(140px, 190px) 1fr;
}

.activity-donut {
  border: 10px solid #fff;
  box-shadow: 0 12px 26px rgba(91, 188, 255, 0.22);
}

.activity-pie::after {
  content: none;
}

.activity-legend {
  gap: 0.7rem;
  font-size: 0.9rem;
  line-height: 1.25;
}

.activity-legend span {
  display: grid;
  grid-template-columns: 42px minmax(70px, auto) 1fr;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem;
  border-radius: 1rem;
  background: #f8fafc;
}

.activity-legend i {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 0.9rem;
  font-size: 1.2rem;
  font-style: normal;
}

.activity-legend b {
  color: var(--indigo-dark);
  font-weight: 900;
}

.activity-legend em {
  color: var(--text-secondary);
  font-style: normal;
  font-weight: 700;
}

.activity-insight-grid {
  gap: 1rem;
}

.activity-notes p {
  padding: 0.75rem 0.9rem;
  border-left: 0;
  border-radius: 1rem;
  background: #fff7d6;
  color: var(--text-secondary);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.45;
}

.activity-log-panel {
  overflow: hidden;
}

.activity-log-head {
  align-items: center;
  justify-content: center;
  padding: 1rem 1.1rem;
  border-bottom: 2px solid #e8f2f8;
  text-align: center;
}

.activity-log-head h2 {
  color: var(--indigo-dark);
  font-size: 1.25rem;
  font-weight: 900;
  line-height: 1.25;
}

.activity-log-head > div {
  display: grid;
  justify-items: center;
}

.activity-log-scroll {
  max-height: 540px;
  overflow: auto;
  scrollbar-gutter: stable both-edges;
}

.activity-log-scroll .activity-table {
  min-width: 1120px;
}

.activity-table th {
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.activity-table td {
  background: #fff;
  color: var(--indigo-dark);
  font-size: 0.9rem;
  line-height: 1.35;
}

.activity-table tr:hover td {
  background: #f2fbff;
}

.activity-pill {
  background: #e2f4ff;
  color: #1f6f94;
}

.activity-subject {
  background: #fff0a8;
  color: #8a6400;
}

.activity-details span {
  border: 0;
  background: #f8fafc;
  color: var(--text-secondary);
}

/* ── Activity dashboard redesign ── */
.activity-report-shell {
  background: #f4ebe7;
  border-radius: 16px;
  gap: 1rem;
}

.activity-report-rail,
.activity-report-head,
.activity-kpi-grid article,
.activity-chart-panel {
  border-radius: 16px;
}

.activity-report-rail {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid #eaded9;
  box-shadow: none;
}

.activity-rail-home {
  min-height: 72px;
  background: #ffffff;
  border: 1px solid #eaded9;
  box-shadow: none;
}

.activity-cap-icon {
  width: 48px;
  height: 48px;
  color: #29245f;
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0;
  box-shadow: none;
}

.activity-rail-item {
  background: transparent;
  box-shadow: none;
  color: #5e5879;
}

.activity-rail-item:hover,
.activity-rail-item.active {
  background: #ebe8ff;
  box-shadow: none;
  color: #29245f;
}

.activity-rail-emoji {
  background: #faf6f4;
  color: #29245f;
  font-size: 1rem;
}

.activity-report-head {
  grid-template-columns: minmax(280px, 1fr);
  background: #ffffff;
  border: 1px solid #eaded9;
  box-shadow: none;
}

.activity-report-head h1 {
  font-size: clamp(1.75rem, 2.4vw, 2.35rem);
}

.activity-filter-bar {
  align-items: center;
  background: #faf6f4;
  border: 1px solid #eaded9;
  border-radius: 999px;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.5rem;
}

.activity-filter-bar select,
.activity-filter-bar button {
  appearance: none;
  background: #ffffff;
  border: 1px solid #eaded9;
  border-radius: 999px;
  color: #29245f;
  font: 800 0.86rem var(--font);
  min-height: 38px;
  padding: 0.45rem 0.85rem;
}

.activity-filter-bar select {
  min-width: 150px;
}

.activity-filter-bar button {
  cursor: pointer;
}

.activity-filter-bar button:first-of-type {
  background: #f9d8e8;
  color: #7a2447;
}

.activity-filter-bar button:last-of-type {
  background: #dff4ef;
  color: #166a63;
}

.activity-filter-bar .activity-filter-hint {
  flex-basis: 100%;
  padding: 0 0.75rem 0.2rem;
}

.activity-kpi-grid {
  grid-template-columns: 1.4fr 1fr 1fr;
}

.activity-kpi-grid article {
  background: #ffffff;
  border: 1px solid #eaded9;
  box-shadow: none;
  min-height: 118px;
  padding: 1rem;
}

.activity-kpi-grid article::after {
  content: none;
}

.activity-kpi-grid .activity-kpi-hero {
  background: linear-gradient(135deg, #504b83 0%, #2f9b8f 100%);
  border: 0;
  color: #ffffff;
}

.activity-kpi-grid span {
  color: #8c86a0;
  display: block;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.activity-kpi-grid strong {
  color: #29245f;
  display: block;
  font-size: clamp(1.75rem, 3vw, 1.9rem);
  font-weight: 900;
  line-height: 1.05;
  margin-top: 0.7rem;
}

.activity-kpi-grid .activity-kpi-hero span,
.activity-kpi-grid .activity-kpi-hero strong {
  color: #ffffff;
}

.activity-chart-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.activity-chart-panel {
  background: #ffffff;
  border: 1px solid #eaded9;
  box-shadow: none;
  min-height: 260px;
  overflow: visible;
  padding: 1rem;
}

.activity-chart-panel h2 {
  color: #29245f;
  font-size: 1.08rem;
  letter-spacing: 0;
}

.activity-chart-panel p {
  color: #5e5879;
  font-size: 0.9rem;
  font-weight: 700;
}

.activity-comparison-bars {
  display: grid;
  gap: 1rem;
  margin-top: 1.4rem;
}

.activity-comparison-row {
  display: grid;
  gap: 0.45rem;
}

.activity-comparison-meta {
  align-items: baseline;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.activity-comparison-meta span {
  color: #29245f;
  font-weight: 900;
}

.activity-comparison-meta strong {
  color: #29245f;
  font-size: 1rem;
  font-weight: 900;
}

.activity-comparison-meta em {
  color: #5e5879;
  font-style: normal;
  font-weight: 800;
}

.activity-comparison-track {
  background: #f1e9e5;
  border-radius: 999px;
  height: 18px;
  overflow: hidden;
}

.activity-comparison-track b {
  background: linear-gradient(90deg, var(--bar-color), #ffc453);
  border-radius: inherit;
  display: block;
  height: 100%;
}

.activity-empty-state {
  align-items: center;
  background: #faf6f4;
  border: 1px dashed #d8c8c1;
  border-radius: 16px;
  color: #5e5879;
  display: grid;
  font-weight: 800;
  min-height: 150px;
  place-items: center;
  text-align: center;
}

.weekday-completion-bars {
  align-items: end;
  display: grid;
  gap: 0.55rem;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  height: 210px;
  overflow: visible;
  padding: 1rem 0.25rem 0;
  position: relative;
}

.activity-week-empty {
  background: #faf6f4;
  border: 1px dashed #d8c8c1;
  border-radius: 999px;
  color: #5e5879;
  font-size: 0.82rem;
  font-weight: 900;
  grid-column: 1 / -1;
  margin: 0 0 0.25rem;
  padding: 0.45rem 0.75rem;
  text-align: center;
}

.weekday-completion-bars .activity-cbar {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  min-width: 0;
  scroll-snap-align: unset;
}

.weekday-completion-bars .activity-cbar strong {
  align-self: end;
  border-radius: 999px 999px 8px 8px;
  color: #29245f;
  font-size: 0.78rem;
  justify-content: center;
  min-height: 28px;
  padding: 0.25rem;
}

.weekday-completion-bars .activity-cbar strong.empty {
  color: #5e5879;
}

.weekday-completion-bars .activity-cbar strong span {
  text-align: center;
}

.weekday-completion-bars .activity-cbar small {
  color: #5e5879;
  display: block;
  font-size: 0.78rem;
  font-weight: 900;
  height: auto;
  margin-top: 0.45rem;
  min-height: 0;
  text-align: center;
  transform: none;
  white-space: nowrap;
}

.activity-log-head {
  border-bottom-color: #eaded9;
}

.activity-log-scroll {
  max-height: 560px;
  overflow: auto;
}

@media (prefers-color-scheme: dark) {
  .activity-report-shell {
    background: #19172d;
    color: #f7f2ff;
  }

  .activity-report-rail,
  .activity-report-head,
  .activity-kpi-grid article,
  .activity-chart-panel,
  .activity-rail-home {
    background: #24213c;
    border-color: #3b365a;
  }

  .activity-report-head h1,
  .activity-chart-panel h2,
  .activity-kpi-grid strong,
  .activity-comparison-meta span,
  .activity-comparison-meta strong,
  .activity-table td {
    color: #f7f2ff;
  }

  .activity-report-head p,
  .activity-chart-panel p,
  .activity-kpi-grid span,
  .activity-comparison-meta em,
  .weekday-completion-bars .activity-cbar small,
  .activity-details span {
    color: #c9c2dc;
  }

  .activity-filter-bar,
  .activity-empty-state,
  .activity-week-empty,
  .activity-comparison-track,
  .activity-rail-emoji {
    background: #1f1c34;
    border-color: #3b365a;
    color: #c9c2dc;
  }

  .activity-filter-bar select,
  .activity-filter-bar button,
  .activity-table td {
    background: #2c2847;
    border-color: #3b365a;
    color: #f7f2ff;
  }
}

/* ── Search input ── */
.search-input {
  border: 1.5px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.4rem 0.75rem;
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
  outline: none;
  width: 200px;
  transition: border-color .2s;
}
.search-input:focus { border-color: var(--teal); }

/* ── Pagination ── */
.pagination {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  justify-content: center;
}
.page-btn {
  border: 1.5px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.35rem 0.65rem;
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: inherit;
  transition: all .15s;
}
.page-btn:hover    { border-color: var(--teal); color: var(--teal); }
.page-btn.active   { background: var(--teal); color: #fff; border-color: var(--teal); }

/* ── Responsive activity dashboard ── */
.activity-report-main,
.activity-chart-panel,
.activity-kpi-grid,
.activity-chart-grid,
.activity-insight-grid,
.activity-log-panel {
  min-width: 0;
}

.activity-log-scroll {
  max-width: 100%;
}

.activity-log-scroll .activity-table {
  min-width: 960px;
}

@media (max-width: 1280px) {
  .activity-report-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    padding: 0.75rem;
  }

  .activity-filter-bar select {
    flex: 1 1 180px;
  }

  .activity-filter-bar button {
    flex: 1 1 150px;
  }
}

@media (max-width: 1040px) {
  .activity-report-shell {
    grid-template-columns: 1fr;
  }

  .activity-report-rail {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .activity-rail-home {
    display: none;
  }

  .activity-rail-item {
    flex: 1 1 170px;
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .activity-kpi-grid {
    grid-template-columns: 1fr 1fr;
  }

  .activity-kpi-hero {
    grid-column: 1 / -1;
  }

  .activity-chart-grid,
  .activity-insight-grid {
    grid-template-columns: 1fr;
  }

  .weekday-completion-bars {
    height: 230px;
  }
}

@media (max-width: 720px) {
  .activity-report-shell {
    border-radius: 0;
    margin: -1.25rem -1rem 0;
    padding: 0.75rem;
  }

  .activity-report-head,
  .activity-report-rail,
  .activity-kpi-grid article,
  .activity-chart-panel {
    border-radius: 16px;
  }

  .activity-report-head {
    padding: 1rem;
  }

  .activity-report-head h1 {
    font-size: 1.65rem;
  }

  .activity-filter-bar {
    border-radius: 16px;
    display: grid;
    grid-template-columns: 1fr;
  }

  .activity-filter-bar select,
  .activity-filter-bar button {
    min-width: 0;
    width: 100%;
  }

  .activity-kpi-grid {
    grid-template-columns: 1fr;
  }

  .activity-kpi-grid strong {
    font-size: 1.75rem;
  }

  .activity-chart-panel {
    min-height: auto;
  }

  .weekday-completion-bars {
    gap: 0.35rem;
    height: 210px;
    padding-inline: 0;
  }

  .weekday-completion-bars .activity-cbar strong {
    font-size: 0.68rem;
    min-height: 24px;
    padding: 0.15rem;
  }

  .weekday-completion-bars .activity-cbar small {
    font-size: 0.72rem;
  }

  .activity-log-scroll .activity-table {
    min-width: 860px;
  }
}

@media (max-width: 420px) {
  .activity-report-shell {
    padding: 0.55rem;
  }

  .activity-rail-item {
    flex-basis: 100%;
  }

  .weekday-completion-bars {
    height: 190px;
  }

  .weekday-completion-bars .activity-cbar strong span {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
  }
}

/* ── Audio button ── */
.audio-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.1rem 0.25rem;
  border-radius: 0.35rem;
  transition: transform .15s;
}
.audio-btn:hover { transform: scale(1.2); }

.search-input.fact-input {
  width: 100%;
}

.search-input.schedule-question-input {
  width: 100%;
}

.search-input.speedmath-input {
  width: 100%;
}

.search-input.arithmetic-select,
.search-input.arithmetic-answer {
  width: 100%;
}

.write-answer-row {
  align-items: stretch;
}

.search-input.write-input {
  min-width: 0;
  font-size: 1rem;
  font-weight: 800;
}

/* ── Khan Academy math module ── */
.khan-hero {
  align-items: center;
  border: 1px solid rgba(255,255,255,0.72);
  border-radius: 22px;
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--teal-pale) 100%);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.khan-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1rem 0;
}

.khan-summary article {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  padding: 1rem;
  text-align: center;
}

.khan-summary span {
  color: var(--amber);
  font-size: 1.75rem;
  font-weight: 950;
  line-height: 1;
}

.khan-summary p {
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 850;
  margin-top: 0.25rem;
}

.khan-unit-grid {
  display: grid;
  gap: 0.85rem;
}

.khan-unit {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.khan-unit summary {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.85rem;
  min-height: 68px;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
}

.khan-unit summary::-webkit-details-marker {
  display: none;
}

.khan-unit-number {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--gold-light);
  color: var(--amber);
  font-weight: 950;
}

.khan-unit summary strong {
  display: block;
  color: var(--text);
  line-height: 1.15;
}

.khan-unit summary small {
  display: block;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 800;
  margin-top: 0.2rem;
}

.khan-unit[open] .module-expand-toggle {
  transform: rotate(180deg);
}

.khan-topic-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 0.75rem;
  border-top: 1px solid var(--border);
  padding: 1rem;
}

.khan-topic-card {
  display: grid;
  gap: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-muted);
  padding: 0.85rem;
}

.khan-topic-card h3 {
  color: var(--text);
  font-size: 0.96rem;
  font-weight: 950;
  line-height: 1.2;
}

.khan-lesson-card {
  align-content: start;
}

.khan-learn-item {
  display: grid;
  gap: 0.55rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.khan-learn-item:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.khan-learn-item h4 {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 900;
  line-height: 1.25;
}

.khan-learn-note {
  border: 1px solid color-mix(in srgb, var(--amber) 18%, var(--border));
  border-radius: 12px;
  background: color-mix(in srgb, var(--amber) 8%, var(--surface));
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.35;
  padding: 0.65rem;
}

.khan-topic-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.khan-topic-actions-single {
  grid-template-columns: 1fr;
}

.khan-topic-actions section {
  display: grid;
  gap: 0.35rem;
  border: 1px solid color-mix(in srgb, var(--amber) 18%, var(--border));
  border-radius: 12px;
  background: var(--surface);
  padding: 0.65rem;
}

.khan-topic-actions span {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.khan-topic-actions a {
  color: var(--amber);
  font-size: 0.88rem;
  font-weight: 950;
  line-height: 1.2;
  text-decoration: none;
}

.khan-topic-actions a:hover {
  text-decoration: underline;
}

.khan-topic-actions section.status-todo {
  border-color: color-mix(in srgb, var(--red) 48%, var(--border));
  background: color-mix(in srgb, var(--red-light) 70%, var(--surface));
}

.khan-topic-actions section.status-todo a {
  color: var(--red);
}

.khan-topic-actions section.status-progress {
  border-color: color-mix(in srgb, var(--amber) 55%, var(--border));
  background: color-mix(in srgb, var(--amber) 8%, var(--surface));
}

.khan-topic-actions section.status-done {
  border-color: color-mix(in srgb, var(--teal) 55%, var(--border));
  background: color-mix(in srgb, var(--teal) 8%, var(--surface));
}

.khan-topic-actions section.status-done a {
  color: var(--teal);
}

.khan-status-toggle {
  justify-self: start;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--text-secondary);
  cursor: pointer;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1;
  padding: 0.42rem 0.65rem;
}

.status-todo .khan-status-toggle {
  border-color: color-mix(in srgb, var(--red) 42%, var(--border));
  background: var(--red-light);
  color: var(--red);
}

.status-progress .khan-status-toggle {
  border-color: color-mix(in srgb, var(--amber) 45%, var(--border));
  background: var(--gold-light);
  color: var(--amber);
}

.status-done .khan-status-toggle {
  border-color: color-mix(in srgb, var(--teal) 45%, var(--border));
  background: var(--teal-pale);
  color: var(--teal);
}

.khan-status-toggle:hover {
  transform: translateY(-1px);
}

@media (max-width: 780px) {
  .kid-task-log {
    padding: 0.8rem;
  }

  .kid-task-head,
  .kid-reward-row {
    align-items: stretch;
  }

  .kid-reward-card {
    flex: 1 1 130px;
  }

  .kid-task-feed {
    padding-left: 0;
  }

  .kid-task-feed::before {
    display: none;
  }

  .kid-task-card {
    grid-template-columns: 48px minmax(0, 1fr);
    padding: 0.75rem;
  }

  .kid-task-pin {
    width: 46px;
    height: 46px;
    font-size: 1.45rem;
  }

  .kid-task-actions button {
    flex: 1 1 120px;
  }

  .activity-report-shell,
  .activity-report-head,
  .activity-chart-grid,
  .activity-insight-grid {
    grid-template-columns: 1fr;
  }

  .activity-report-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-content: stretch;
  }

  .activity-rail-home {
    display: none;
  }

  .activity-rail-item {
    grid-template-columns: 42px 1fr;
    min-height: 44px;
    font-size: 0.9rem;
  }

  .activity-rail-icon {
    width: 34px;
    height: 34px;
  }

  .activity-report-filters {
    min-width: 0;
    grid-template-columns: 1fr;
  }

  .activity-filter-grid {
    grid-template-columns: 1fr;
  }

  .activity-kpi-grid {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }

  .activity-chart-panel.wide {
    grid-column: span 1;
  }

  .activity-donut-wrap {
    grid-template-columns: 1fr;
  }

  .timetable-layout,
  .timetable-practice-grid {
    grid-template-columns: 1fr;
  }

  .arithmetic-layout {
    grid-template-columns: 1fr;
  }

  .arithmetic-stats {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }

  .arithmetic-problem {
    min-height: 120px;
    font-size: 2.35rem;
  }

  .timetable-practice-grid .timetable-side {
    order: -1;
  }

  .week-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .fact-display {
    min-height: 120px;
    font-size: 2rem;
  }
}

/* ── Writing module ── */
.writing-shell {
  display: grid;
  gap: 1.25rem;
}

.writing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 1rem;
  align-items: stretch;
}

.writing-hero h1 {
  font-size: 2rem;
  font-weight: 900;
  color: var(--text);
  margin: 0.35rem 0 0.4rem;
}

.writing-hero p {
  color: var(--text-secondary);
  margin: 0;
  max-width: 760px;
}

.writing-timer {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
  display: grid;
  gap: 0.55rem;
  align-content: center;
}

.writing-timer span {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.writing-timer strong {
  color: var(--text);
  font-size: 2rem;
  font-weight: 900;
}

.writing-timer-actions,
.writing-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.writing-tabs {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.writing-year-tabs {
  margin-bottom: -0.5rem;
}

.writing-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: white;
  color: var(--text-secondary);
  font-weight: 800;
  text-decoration: none;
}

.writing-tab.active,
.writing-tab:hover {
  border-color: var(--teal);
  color: var(--teal-dark);
  background: var(--teal-light);
}

.writing-layout {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr) minmax(220px, 300px);
  gap: 1rem;
  align-items: start;
}

.writing-setup-layout {
  grid-template-columns: repeat(2, minmax(240px, 1fr));
}

.writing-practice-shell {
  max-width: 980px;
  margin: 0 auto;
}

.writing-panel,
.writing-workspace {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.05);
}

.writing-panel {
  padding: 1rem;
}

.writing-panel h2 {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 900;
  margin: 0 0 0.75rem;
}

.writing-toolbar {
  margin: -0.25rem 0 0.25rem;
}

.writing-steps,
.writing-criteria ul {
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
  padding-left: 1.2rem;
}

.writing-steps li,
.writing-criteria li {
  margin-bottom: 0.55rem;
}

.writing-workspace {
  padding: 1rem;
  display: grid;
  gap: 0.85rem;
}

.writing-practice-workspace {
  min-height: 0;
}

.writing-task {
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.85rem;
}

.writing-task h2 {
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 900;
  margin: 0.55rem 0 0.35rem;
}

.writing-task p {
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.55;
}

.writing-prompt-image {
  display: block;
  width: 100%;
  max-width: 920px;
  margin: 1rem auto 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
}

.writing-label {
  color: var(--text);
  font-weight: 900;
}

.writing-textarea {
  width: 100%;
  min-height: 430px;
  resize: vertical;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  color: var(--text);
  font: inherit;
  line-height: 1.6;
  background: #fff;
}

.writing-textarea:focus {
  outline: 3px solid rgba(0, 179, 164, 0.16);
  border-color: var(--teal);
}

.writing-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.writing-stats div {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
}

.writing-stats strong,
.writing-stats span {
  display: block;
}

.writing-stats strong {
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 900;
}

.writing-stats span {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.writing-status {
  min-height: 1.3rem;
  color: var(--teal-dark);
  font-weight: 800;
  margin: 0;
}

.writing-feedback {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  padding: 1rem;
}

.writing-feedback h2 {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 900;
  margin: 0 0 0.75rem;
}

.writing-feedback h3 {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 900;
  margin: 0.9rem 0 0.3rem;
}

.writing-feedback p,
.writing-feedback li {
  color: var(--text-secondary);
  line-height: 1.55;
}

.writing-feedback p {
  margin: 0 0 0.7rem;
}

.writing-feedback ul {
  margin: 0.25rem 0 0.8rem;
  padding-left: 1.2rem;
}

.writing-score-summary {
  display: inline-grid;
  gap: 0.1rem;
  min-width: 140px;
  border: 2px solid var(--teal);
  border-radius: 8px;
  background: white;
  padding: 0.75rem 1rem;
  margin-bottom: 0.8rem;
}

.writing-score-summary strong {
  color: var(--teal-dark);
  font-size: 1.45rem;
  font-weight: 900;
}

.writing-score-summary span {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.writing-score-table {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0;
}

.writing-score-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 76px;
  gap: 0.75rem;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: white;
  padding: 0.75rem;
}

.writing-score-row strong {
  color: var(--text);
  font-weight: 900;
}

.writing-score-row p {
  margin: 0.2rem 0 0;
}

.writing-score-row > span {
  justify-self: end;
  border-radius: 999px;
  background: var(--teal-light);
  color: var(--teal-dark);
  font-weight: 900;
  padding: 0.35rem 0.55rem;
}

.writing-actions .btn:disabled,
.writing-timer-actions .btn:disabled {
  opacity: 0.62;
  cursor: wait;
  transform: none;
}

@media (max-width: 1080px) {
  .writing-layout {
    grid-template-columns: 1fr;
  }

  .writing-criteria {
    order: 3;
  }
}

@media (max-width: 760px) {
  .writing-hero {
    grid-template-columns: 1fr;
  }

  .writing-stats {
    grid-template-columns: 1fr;
  }
}

/* ── Child dashboard redesign ── */
.brand-icon {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--teal) 0%, var(--indigo) 58%, var(--pink) 100%);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0;
  box-shadow: 0 8px 18px rgba(41, 36, 95, 0.16);
}

.nav-links {
  align-items: center;
  width: max-content;
  max-width: 100%;
  padding: 0.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface-muted);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.75);
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar {
  display: none;
}

.nav-link {
  min-height: 42px;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  white-space: nowrap;
}

.nav-link:hover {
  background: rgba(47,155,143,0.12);
  color: var(--teal-dark);
}

.nav-link.active {
  background: var(--indigo);
  color: #ffffff;
  box-shadow: 0 6px 14px rgba(41, 36, 95, 0.16);
}

.kid-dashboard-hero {
  display: block;
  margin-bottom: 1rem;
}

.kid-hero-copy {
  display: none;
  min-height: 260px;
  flex-direction: column;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.72);
  border-radius: 24px;
  background: rgba(255,255,255,0.68);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: var(--shadow-sm);
}

.kid-hero-eyebrow {
  color: var(--teal-dark);
  font-size: 0.82rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.kid-hero-copy h1 {
  margin: 0.25rem 0 0.55rem;
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.kid-hero-copy p:last-child {
  max-width: 28rem;
  color: var(--text-secondary);
  font-size: 1.08rem;
  font-weight: 800;
}

.kid-task-log.kid-streak-hero {
  display: block;
  min-height: 0;
  margin: 0;
  padding: 0.75rem;
  border: 0;
  border-radius: 18px;
  background:
    radial-gradient(circle at 82% 18%, rgba(255,255,255,0.32) 0 16%, transparent 17%),
    linear-gradient(135deg, #29245f 0%, #504b83 48%, #2f9b8f 100%);
  box-shadow: 0 20px 45px rgba(41, 36, 95, 0.22);
  color: #ffffff;
}

.kid-streak-hero .kid-task-head {
  min-height: 0;
  align-items: center;
}

.kid-streak-hero[open] .kid-task-head {
  min-height: auto;
  margin-bottom: 1rem;
}

.kid-streak-hero .kid-avatar {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--pink) 100%);
  border: 2px solid rgba(255,255,255,0.82);
  box-shadow: 0 8px 16px rgba(0,0,0,0.14);
  color: var(--indigo-dark);
  font-size: 1.2rem;
}

.kid-streak-hero .kid-profile h2 {
  max-width: 20rem;
  color: #ffffff;
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.08;
  margin-bottom: 0.15rem;
}

.kid-streak-hero .kid-profile p {
  max-width: 24rem;
  color: rgba(255,255,255,0.86);
  font-size: 0.82rem;
  line-height: 1.15;
}

.kid-streak-hero .kid-reward-row {
  justify-content: flex-end;
}

.kid-streak-hero .kid-reward-card {
  min-width: 0;
  min-height: 40px;
  border: 1px solid rgba(255,255,255,0.36);
  background: rgba(255,255,255,0.14);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
  backdrop-filter: blur(10px);
  grid-template-columns: auto auto;
  gap: 0.35rem;
  padding: 0.42rem 0.65rem;
  border-radius: 14px;
}

.kid-streak-hero .kid-reward-card span {
  color: var(--gold);
  grid-row: auto;
  font-size: 1.25rem;
}

.kid-streak-hero .kid-reward-card strong,
.kid-streak-hero .kid-reward-card small {
  color: #ffffff;
}

.kid-streak-hero .kid-reward-card strong {
  font-size: 0.95rem;
  line-height: 1;
}

.kid-streak-hero .kid-reward-card small {
  display: none;
}

.kid-streak-hero .kid-task-expand {
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.28);
  color: #ffffff;
}

.kid-streak-hero .kid-task-feed {
  max-height: min(60vh, 520px);
  overflow-y: auto;
  gap: 0.45rem;
  padding: 0.25rem 0.35rem 0.05rem 0.05rem;
  scrollbar-color: rgba(255,255,255,0.55) rgba(255,255,255,0.12);
  scrollbar-width: thin;
}

.kid-streak-hero .kid-task-feed::-webkit-scrollbar {
  width: 7px;
}

.kid-streak-hero .kid-task-feed::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.12);
  border-radius: 999px;
}

.kid-streak-hero .kid-task-feed::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.55);
  border-radius: 999px;
}

.kid-streak-hero .kid-task-feed::before {
  display: none;
}

.kid-streak-hero .activity-muted {
  color: rgba(255,255,255,0.84);
  font-weight: 850;
}

.kid-streak-hero .kid-task-card {
  grid-template-columns: 26px minmax(0, 1fr) 44px;
  gap: 0.65rem;
  align-items: center;
  border: 1px solid rgba(255,255,255,0.68);
  border-left: 3px solid var(--subject-color);
  border-radius: 10px;
  background: rgba(255,255,255,0.96) !important;
  box-shadow: 0 10px 24px rgba(41,36,95,0.14);
  min-height: 44px;
  padding: 8px 12px;
}

.kid-streak-hero .kid-task-card.status-todo,
.kid-streak-hero .kid-task-card.status-progress,
.kid-streak-hero .kid-task-card.status-done {
  background: rgba(255,255,255,0.96) !important;
}

.kid-streak-hero .kid-task-pin {
  width: 26px;
  height: 26px;
  border: 1px solid color-mix(in srgb, var(--subject-color) 18%, white);
  border-radius: 8px;
  background: var(--subject-soft);
  color: var(--subject-color);
  font-size: 0.86rem;
  font-weight: 950;
}

.kid-streak-hero .kid-task-title-row {
  display: block;
}

.kid-streak-hero .kid-task-title-row h3 {
  overflow: hidden;
  color: var(--text);
  font-size: 0.8125rem;
  font-weight: 750;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kid-streak-hero .kid-task-main p {
  display: none;
}

.kid-streak-hero .kid-status-badge {
  display: none;
}

.kid-task-status-toggle {
  justify-self: end;
  position: relative;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.kid-task-status-toggle::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  transform: translateY(-50%);
  background: transparent;
}

.kid-task-card.status-todo .kid-task-status-toggle::before {
  border: 2px dashed #9b95aa;
}

.kid-task-card.status-progress .kid-task-status-toggle::before {
  border: 2px solid var(--subject-color);
}

.kid-task-card.status-done .kid-task-status-toggle::before {
  border: 2px solid var(--subject-color);
  background: var(--subject-color);
}

.kid-task-card.status-done .kid-task-status-toggle::after {
  content: "✓";
  position: absolute;
  top: 50%;
  right: 5px;
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 950;
  line-height: 1;
  transform: translateY(-50%);
}

.kid-task-status-toggle:hover::before,
.kid-task-status-toggle:focus-visible::before {
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--subject-color) 14%, transparent);
}

.kid-task-status-toggle:focus-visible {
  outline: none;
}

.subject-english { --subject-color: #504b83; --subject-soft: #ebe8ff; }
.subject-thinking-skills { --subject-color: #315f9e; --subject-soft: #e4efff; }
.subject-math { --subject-color: #b97800; --subject-soft: #fff1c8; }
.subject-oc { --subject-color: #6d4bc3; --subject-soft: #eee8ff; }
.subject-science { --subject-color: #2f8077; --subject-soft: #dff4ef; }
.subject-writing { --subject-color: #c94d86; --subject-soft: #fde7f1; }
.subject-test { --subject-color: #166a63; --subject-soft: #dff4ef; }

.critical-thinking-shell { max-width: 1180px; margin: 0 auto; }
.critical-thinking-heading h1 { font-size: 1.6rem; font-weight: 900; color: var(--text); margin: 0.25rem 0; }
.critical-thinking-heading p { color: var(--text-secondary); margin: 0.2rem 0 0; }
.critical-thinking-score { min-width: 110px; padding: 0.8rem 1rem; border-radius: 14px; background: #e4efff; color: #244f88; text-align: center; }
.critical-thinking-score span { display: block; font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; }
.critical-thinking-score strong { display: block; margin-top: 0.2rem; font-size: 1.25rem; }
.critical-thinking-layout { display: grid; grid-template-columns: minmax(230px, 0.7fr) minmax(0, 2fr); gap: 1.25rem; margin-top: 1.25rem; align-items: start; }
.critical-thinking-reference { padding: 1.1rem; border: 1px solid var(--border); border-radius: 18px; background: #f8fbff; position: sticky; top: 1rem; }
.critical-thinking-reference h2 { margin: 0.15rem 0 0.85rem; font-size: 1.15rem; }
.critical-thinking-guide-list { display: grid; gap: 0.65rem; }
.critical-thinking-guide-list div { display: grid; gap: 0.15rem; padding: 0.65rem; border-radius: 11px; background: white; border: 1px solid #dbe7f7; }
.critical-thinking-guide-list strong { color: #315f9e; }
.critical-thinking-guide-list span, .critical-thinking-reference details p { color: var(--text-secondary); font-size: 0.86rem; }
.critical-thinking-reference details { margin-top: 0.8rem; }
.critical-thinking-reference summary { cursor: pointer; font-weight: 800; color: #315f9e; }
.critical-thinking-main { min-width: 0; }
.critical-thinking-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 0.75rem; }
.critical-thinking-toolbar > div { display: grid; gap: 0.2rem; }
.critical-thinking-skill { color: #315f9e; font-size: 0.78rem; font-weight: 900; text-transform: uppercase; letter-spacing: 0.06em; }
.critical-thinking-card { display: block; padding: 1.25rem; }
.critical-thinking-card h2 { margin: 1rem 0; font-size: 1.08rem; }
.critical-thinking-card .test-option.correct { border-color: #278653; background: #eaf8ef; }
.critical-thinking-card .test-option.wrong { border-color: #c84a4a; background: #fff0f0; }
.critical-thinking-argument { padding: 1rem; border-left: 4px solid #315f9e; border-radius: 0 12px 12px 0; background: #f4f8ff; }
.critical-thinking-argument p { margin: 0; line-height: 1.55; }
.critical-thinking-argument p + p { margin-top: 0.55rem; }
.critical-thinking-target { display: grid; gap: 0.25rem; margin-top: 0.9rem; padding: 0.8rem; border-radius: 12px; background: #fff5cf; border: 1px solid #f0d77a; }
.critical-thinking-target span { font-size: 0.75rem; font-weight: 900; text-transform: uppercase; color: #806300; }
.critical-thinking-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1rem; }
.critical-thinking-feedback { margin-top: 1rem; }
.critical-thinking-feedback p { margin: 0.35rem 0 0; }
.critical-thinking-feedback.is-positive { border-color: #7cc59a; background: #effbf3; }
@media (max-width: 800px) {
  .critical-thinking-layout { grid-template-columns: 1fr; }
  .critical-thinking-reference { position: static; }
  .critical-thinking-toolbar { align-items: flex-start; }
}

.dashboard-module-group {
  margin: 0 0 1rem;
  border: 1px solid rgba(255,255,255,0.72);
  border-radius: 22px;
  background: rgba(255,255,255,0.62);
  padding: 0.8rem;
  box-shadow: var(--shadow-sm);
}

.dashboard-module-group + .dashboard-module-group {
  margin-top: 1rem;
}

.dashboard-module-group-head {
  min-height: 58px;
  margin: 0;
  padding: 0.35rem 0.35rem 0.35rem 0.55rem;
  color: var(--text);
  font-size: clamp(1rem, 2vw, 1.22rem);
  font-weight: 950;
  letter-spacing: 0;
  text-transform: none;
}

.dashboard-module-group-head > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  min-width: 0;
}

.subject-section-icon,
.module-tile-icon {
  display: inline-grid !important;
  place-items: center;
  flex: 0 0 auto;
  background: var(--subject-soft);
  color: var(--subject-color);
  font-weight: 950;
  letter-spacing: 0;
}

.subject-section-icon {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--subject-color) 22%, white);
}

.module-expand-toggle {
  width: 42px;
  height: 42px;
  background: var(--subject-soft);
  color: var(--subject-color);
}

.dashboard-submodule-list,
.dashboard-submodule-nested-list {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 245px), 1fr));
  gap: 0.85rem;
}

.dashboard-submodule-list {
  margin-top: 0.65rem;
  padding-top: 0.85rem;
}

.dashboard-submodule-group-title {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

.dashboard-submodule-nested-list {
  grid-column: 1 / -1;
}

.dashboard-submodule-open,
.dashboard-submodule-item.module-learning-tile {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 58px;
  align-items: center;
  gap: 1rem;
  min-height: 116px;
  padding: 0.95rem 1rem;
  border: 1px solid color-mix(in srgb, var(--subject-color) 18%, var(--border));
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 8px 22px rgba(41,36,95,0.08);
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.dashboard-submodule-item.module-learning-tile:hover,
.dashboard-submodule-item.module-learning-tile:focus-visible {
  border-color: var(--subject-color);
  box-shadow: 0 14px 32px rgba(41,36,95,0.14);
  outline: 3px solid color-mix(in srgb, var(--subject-color) 18%, transparent);
  transform: translateY(-2px);
}

.module-tile-icon {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  align-self: center;
  justify-self: center;
  font-size: 0.95rem !important;
  border: 1px solid color-mix(in srgb, var(--subject-color) 20%, white);
}

.module-tile-body {
  display: grid !important;
  align-content: center;
  gap: 0.25rem;
  min-width: 0;
}

.dashboard-submodule-item.module-learning-tile .module-tile-title {
  display: block;
  color: var(--text);
  font-size: 1.06rem;
  font-weight: 950;
  line-height: 1.08;
  letter-spacing: 0;
}

.dashboard-submodule-item.module-learning-tile small {
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.2;
}

.module-progress-ring {
  --progress-color: var(--subject-color);
  width: 58px;
  height: 58px;
  display: inline-grid !important;
  align-self: center;
  justify-self: center;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle, var(--surface) 0 58%, transparent 59%),
    conic-gradient(var(--progress-color) calc(var(--module-progress, 0) * 1%), var(--subject-soft) 0);
}

.module-progress-value {
  display: inline-grid !important;
  place-items: center;
  color: var(--subject-color);
  font-size: 0.76rem !important;
  font-weight: 950 !important;
  line-height: 1 !important;
}

@media (max-width: 980px) {
  .topnav-inner {
    height: auto;
    min-height: 64px;
    padding: 0.6rem 1rem;
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    flex: 1 1 100%;
    margin: 0;
  }

  .kid-dashboard-hero {
    grid-template-columns: 1fr;
  }

  .kid-hero-copy {
    min-height: auto;
  }
}

@media (max-width: 640px) {
  .main-content {
    padding: 1rem 0.85rem 1.35rem;
  }

  .brand-text {
    font-size: 1.08rem;
  }

  .avatar-btn {
    width: 40px;
    height: 40px;
  }

  .nav-link {
    min-height: 44px;
    padding: 0.52rem 0.88rem;
    font-size: 0.88rem;
  }

  .kid-dashboard-hero {
    gap: 0.9rem;
    margin-bottom: 1rem;
  }

  .kid-hero-copy,
  .kid-task-log.kid-streak-hero {
    border-radius: 18px;
  }

  .kid-streak-hero .kid-task-head {
    align-items: center;
    min-height: 0;
  }

  .kid-streak-hero .kid-profile {
    align-items: center;
  }

  .kid-streak-hero .kid-avatar {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    font-size: 1.2rem;
  }

  .kid-streak-hero .kid-reward-row {
    width: auto;
    justify-content: flex-end;
  }

  .kid-streak-hero .kid-reward-card {
    flex: 0 0 auto;
  }

  .dashboard-module-group {
    border-radius: 18px;
    padding: 0.65rem;
  }

  .dashboard-module-group-head {
    min-height: 54px;
    padding-left: 0.2rem;
  }

  .subject-section-icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
  }

  .dashboard-submodule-list,
  .dashboard-submodule-nested-list {
    grid-template-columns: 1fr;
  }

  .dashboard-submodule-item.module-learning-tile {
    min-height: 108px;
    gap: 0.75rem;
    padding: 0.9rem;
  }

  .module-tile-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
  }

  .module-progress-ring {
    width: 56px;
    height: 56px;
  }
}

@media (max-width: 390px) {
  .topnav-inner {
    gap: 0.6rem;
  }

  .brand-icon {
    width: 34px;
    height: 34px;
    border-radius: 12px;
  }

  .dashboard-submodule-item.module-learning-tile {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .module-progress-ring {
    grid-column: 1 / -1;
    justify-self: end;
  }
}

@media (prefers-color-scheme: dark) {
  .kid-hero-copy,
  .dashboard-module-group {
    background: rgba(41,36,95,0.72);
    border-color: rgba(255,255,255,0.14);
  }

  .kid-hero-copy h1,
  .dashboard-module-group-head {
    color: #fffaf7;
  }

  .kid-hero-copy p:last-child,
  .dashboard-submodule-item.module-learning-tile small {
    color: #d9d2e8;
  }

  .nav-links {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.14);
  }

  .nav-link {
    color: #d9d2e8;
  }

  .nav-link:hover {
    background: rgba(255,255,255,0.12);
    color: #ffffff;
  }

  .dashboard-submodule-item.module-learning-tile {
    background: #fffaf7;
    color: var(--text);
  }

  .module-progress-ring {
    background:
      radial-gradient(circle, #fffaf7 0 58%, transparent 59%),
      conic-gradient(var(--progress-color) calc(var(--module-progress, 0) * 1%), var(--subject-soft) 0);
  }
}

@media (max-width: 520px) {
  .write-answer-row {
    flex-direction: column;
  }

  .write-answer-row .btn {
    width: 100%;
    justify-content: center;
  }

  .khan-topic-actions {
    grid-template-columns: 1fr;
  }
}

/* ── Print styles ── */
@media print {
  .topnav, .tab-bar, .btn, .pagination, .search-input, #wordCount { display: none !important; }
  .tab-panel { display: block !important; }
  #panel-study, #panel-print { page-break-after: always; }
  body { background: white; color: black; }
}