:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-2: #f8f9fd;
  --text: #172033;
  --muted: #6e778c;
  --border: #e4e8f1;
  --primary: #5b5cf0;
  --primary-2: #7a6df6;
  --primary-soft: #ececfe;
  --green: #26a66a;
  --green-soft: #e8f7ef;
  --amber: #dd951b;
  --amber-soft: #fff4dc;
  --blue: #3478e5;
  --blue-soft: #e8f1ff;
  --red: #dd4a58;
  --red-soft: #ffebee;
  --shadow: 0 12px 35px rgba(31, 38, 68, .08);
  --radius: 20px;
  --sidebar: 264px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid rgba(91, 92, 240, .22); outline-offset: 2px; }

.app-shell { min-height: 100vh; }
.sidebar { position: fixed; inset: 0 auto 0 0; z-index: 30; width: var(--sidebar); padding: 24px 18px; display: flex; flex-direction: column; background: #151a2e; color: #fff; }
.brand { display: flex; align-items: center; gap: 12px; padding: 2px 8px 24px; }
.brand-mark { width: 43px; height: 43px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, #7a6df6, #4f50db); font-weight: 900; font-size: 21px; box-shadow: 0 8px 20px rgba(91,92,240,.35); }
.brand strong, .brand span { display: block; }
.brand strong { font-size: 15px; }
.brand span { margin-top: 3px; color: #aeb5cb; font-size: 11px; letter-spacing: .04em; }
.main-nav { display: grid; gap: 6px; }
.nav-item { border: 0; border-radius: 12px; padding: 12px 13px; color: #bfc5d8; background: transparent; display: flex; align-items: center; gap: 12px; text-align: left; font-weight: 650; transition: .2s ease; }
.nav-item span { width: 24px; font-size: 18px; text-align: center; }
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-item.active { color: #fff; background: linear-gradient(135deg, rgba(122,109,246,.95), rgba(79,80,219,.95)); box-shadow: 0 10px 22px rgba(49,49,132,.3); }
.sidebar-card { margin-top: auto; padding: 16px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; }
.sidebar-card .eyebrow { color: #aeb5cb; }
.sidebar-card strong { display: block; margin: 7px 0 9px; font-size: 24px; }
.sidebar-card small { color: #aeb5cb; }
.mini-progress { height: 7px; background: rgba(255,255,255,.12); border-radius: 100px; overflow: hidden; margin-bottom: 8px; }
.mini-progress span { display: block; width: 0; height: 100%; background: #8b7dff; border-radius: inherit; transition: width .35s ease; }

.main-content { margin-left: var(--sidebar); min-width: 0; padding: 0 34px 50px; }
.topbar { position: sticky; top: 0; z-index: 20; min-height: 92px; display: flex; align-items: center; gap: 18px; background: rgba(244,246,251,.9); backdrop-filter: blur(15px); }
.topbar h1 { margin: 2px 0 0; font-size: clamp(23px, 2vw, 30px); }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.profile-button { border: 0; width: 42px; height: 42px; border-radius: 14px; background: #252d48; color: #fff; font-weight: 800; }
.menu-button { display: none !important; }
.eyebrow { display: block; color: var(--muted); text-transform: uppercase; letter-spacing: .11em; font-size: 10px; font-weight: 800; }
.view { display: none; animation: fadeIn .2s ease; }
.view.active { display: block; }
@keyframes fadeIn { from { opacity: .3; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.hero-card { padding: clamp(24px, 4vw, 44px); border-radius: 28px; color: #fff; background: radial-gradient(circle at 82% 15%, rgba(255,255,255,.18), transparent 24%), linear-gradient(135deg, #5b5cf0, #7770f2 57%, #4d62dc); box-shadow: 0 20px 45px rgba(75,76,190,.22); display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; overflow: hidden; }
.hero-card h2 { max-width: 680px; margin: 13px 0 8px; font-size: clamp(27px, 4vw, 43px); line-height: 1.08; letter-spacing: -.03em; }
.hero-card p { max-width: 650px; margin: 0; color: rgba(255,255,255,.82); line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-score { width: 160px; aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 12px solid rgba(255,255,255,.16); outline: 2px solid rgba(255,255,255,.3); border-radius: 50%; background: rgba(255,255,255,.1); text-align: center; }
.hero-score span, .hero-score small { color: rgba(255,255,255,.75); }
.hero-score strong { margin: 2px 0; font-size: 37px; }

button, .file-button { border-radius: 12px; border: 1px solid transparent; padding: 11px 16px; font-weight: 750; transition: transform .15s ease, background .15s ease, border-color .15s ease; }
button:hover, .file-button:hover { transform: translateY(-1px); }
.primary-button { background: var(--primary); color: #fff; box-shadow: 0 8px 17px rgba(91,92,240,.18); }
.primary-button:hover { background: #4d4ed7; }
.primary-button.inverted { background: #fff; color: var(--primary); box-shadow: none; }
.secondary-button, .file-button { background: var(--surface); color: var(--text); border-color: var(--border); }
.secondary-button:hover, .file-button:hover { border-color: #cbd1df; }
.ghost-button { background: transparent; color: var(--text); }
.light-border { color: #fff; border-color: rgba(255,255,255,.38); }
.danger-button { background: var(--red-soft); color: var(--red); }
.compact { padding: 9px 12px; font-size: 13px; }
.text-button { padding: 0; background: transparent; color: var(--primary); border: 0; }
.icon-button { border: 0; padding: 0; width: 38px; height: 38px; border-radius: 12px; background: var(--surface); color: var(--text); display: grid; place-items: center; font-size: 20px; }
.pill { display: inline-flex; padding: 6px 10px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); font-size: 11px; font-weight: 800; }
.pill.light { background: rgba(255,255,255,.14); color: #fff; }

.stats-grid { margin: 22px 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; }
.stat-card { min-width: 0; padding: 18px; border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius); box-shadow: 0 6px 18px rgba(31,38,68,.035); display: flex; align-items: center; gap: 14px; }
.stat-card span, .stat-card strong, .stat-card small { display: block; }
.stat-card span { color: var(--muted); font-size: 12px; }
.stat-card strong { margin: 4px 0 2px; font-size: 23px; }
.stat-card small { color: var(--muted); font-size: 11px; }
.stat-icon { flex: 0 0 42px; width: 42px; height: 42px; border-radius: 13px; display: grid; place-items: center; font-weight: 900; }
.stat-icon.purple { color: var(--primary); background: var(--primary-soft); }
.stat-icon.green { color: var(--green); background: var(--green-soft); }
.stat-icon.amber { color: var(--amber); background: var(--amber-soft); }
.stat-icon.blue { color: var(--blue); background: var(--blue-soft); }

.content-grid { display: grid; gap: 18px; align-items: start; }
.content-grid.two-thirds { grid-template-columns: minmax(0, 1.55fr) minmax(280px, .8fr); }
.panel { min-width: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 21px; box-shadow: 0 8px 24px rgba(31,38,68,.04); }
.panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 16px; }
.panel-heading h3, .panel h3 { margin: 4px 0 0; font-size: 18px; }
.chart-panel { margin-top: 18px; }

.task-list, .routine-list, .session-list, .assessment-list { display: grid; gap: 10px; }
.empty-state { padding: 28px 18px; text-align: center; color: var(--muted); border: 1px dashed var(--border); border-radius: 15px; background: var(--surface-2); }
.task-row { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; padding: 13px; border: 1px solid var(--border); border-radius: 14px; }
.task-row.done { opacity: .68; background: var(--surface-2); }
.task-row.done .task-title { text-decoration: line-through; }
.task-check { appearance: none; width: 22px; height: 22px; border: 2px solid #c7cede; border-radius: 7px; display: grid; place-items: center; }
.task-check:checked { background: var(--green); border-color: var(--green); }
.task-check:checked::after { content: "✓"; color: #fff; font-size: 13px; font-weight: 900; }
.task-title { font-weight: 750; }
.task-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; color: var(--muted); font-size: 11px; }
.subject-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.row-actions { display: flex; gap: 5px; }
.row-actions button { padding: 7px 9px; background: var(--surface-2); color: var(--muted); border-color: var(--border); }

.subject-overview { display: grid; gap: 15px; }
.subject-progress { display: grid; gap: 7px; }
.subject-progress-top { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; }
.subject-progress-top strong:last-child { color: var(--muted); }
.progress-track { height: 8px; border-radius: 100px; background: var(--surface-2); overflow: hidden; }
.progress-track span { display: block; height: 100%; border-radius: inherit; }
.bar-chart { height: 190px; display: grid; grid-template-columns: repeat(7, 1fr); align-items: end; gap: clamp(8px, 2vw, 20px); padding-top: 18px; }
.chart-column { min-width: 0; display: grid; grid-template-rows: 1fr auto; gap: 8px; align-items: end; height: 100%; text-align: center; color: var(--muted); font-size: 11px; }
.chart-bar-wrap { height: 100%; display: flex; align-items: end; justify-content: center; }
.chart-bar { width: min(38px, 70%); min-height: 4px; border-radius: 9px 9px 3px 3px; background: linear-gradient(180deg, var(--primary-2), var(--primary)); position: relative; }
.chart-bar:hover::after { content: attr(data-label); position: absolute; bottom: calc(100% + 7px); left: 50%; transform: translateX(-50%); padding: 5px 7px; border-radius: 7px; background: #151a2e; color: #fff; white-space: nowrap; font-size: 10px; }

.page-actions { margin-bottom: 18px; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.segmented, .subject-tabs { display: flex; flex-wrap: wrap; gap: 5px; padding: 5px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.segmented button, .subject-tabs button { padding: 8px 12px; border: 0; background: transparent; color: var(--muted); border-radius: 9px; font-size: 12px; }
.segmented button.active, .subject-tabs button.active { background: var(--primary-soft); color: var(--primary); }
.sticky-card { position: sticky; top: 110px; }
.daily-ring { width: 145px; height: 145px; margin: 22px auto; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; background: conic-gradient(var(--primary) 0%, var(--surface-2) 0); position: relative; }
.daily-ring::before { content: ""; position: absolute; inset: 12px; border-radius: 50%; background: var(--surface); }
.daily-ring strong, .daily-ring span { position: relative; z-index: 1; }
.daily-ring strong { font-size: 30px; }
.daily-ring span { color: var(--muted); font-size: 11px; }
.daily-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; text-align: center; }
.daily-summary div { padding: 10px 5px; border-radius: 12px; background: var(--surface-2); }
.daily-summary span, .daily-summary strong { display: block; }
.daily-summary span { color: var(--muted); font-size: 10px; }
.daily-summary strong { margin-top: 3px; font-size: 14px; }
hr { border: 0; border-top: 1px solid var(--border); margin: 20px 0; }
.field-label { display: grid; gap: 7px; color: var(--muted); font-size: 12px; font-weight: 700; }
input, select, textarea { width: 100%; min-width: 0; border: 1px solid var(--border); border-radius: 11px; padding: 10px 11px; background: var(--surface); color: var(--text); }
textarea { resize: vertical; line-height: 1.5; }

.subject-layout { grid-template-columns: 285px minmax(0, 1fr); }
.subject-summary-panel { position: sticky; top: 110px; }
.subject-hero { padding: 18px; border-radius: 16px; color: #fff; margin-bottom: 16px; }
.subject-hero h2 { margin: 8px 0 4px; }
.subject-hero p { margin: 0; color: rgba(255,255,255,.82); font-size: 12px; }
.subject-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.subject-metrics div { padding: 11px; border-radius: 12px; background: var(--surface-2); }
.subject-metrics span, .subject-metrics strong { display: block; }
.subject-metrics span { color: var(--muted); font-size: 10px; }
.subject-metrics strong { margin-top: 4px; }
.action-row { display: flex; gap: 8px; align-items: center; }
.search-wrap { min-width: 220px; display: flex; align-items: center; gap: 7px; padding: 0 10px; border: 1px solid var(--border); border-radius: 11px; background: var(--surface-2); }
.search-wrap input { border: 0; padding-left: 0; background: transparent; }
.filter-row { display: flex; gap: 8px; margin-bottom: 12px; }
.filter-row select { width: auto; }
.filter-row button { margin-left: auto; }
.material-table-wrap { overflow-x: auto; }
.material-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.material-table th { padding: 10px; color: var(--muted); text-align: left; border-bottom: 1px solid var(--border); font-size: 10px; text-transform: uppercase; letter-spacing: .07em; }
.material-table td { padding: 12px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.material-table tr:last-child td { border-bottom: 0; }
.material-name { min-width: 190px; }
.material-name strong, .material-name small { display: block; }
.material-name small { margin-top: 3px; color: var(--muted); }
.status-select { min-width: 112px; padding: 7px; font-size: 11px; }
.difficulty { display: inline-flex; gap: 2px; color: #c3c9d5; }
.difficulty .on { color: var(--amber); }
.compact-tables .material-table td { padding-top: 7px; padding-bottom: 7px; }

.info-banner { margin-bottom: 18px; padding: 14px 17px; display: flex; gap: 12px; align-items: flex-start; border: 1px solid #cfe0ff; border-radius: 15px; background: var(--blue-soft); color: #28598f; }
.info-banner p { margin: 0; line-height: 1.5; font-size: 13px; }
.grades-layout { grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr); margin-bottom: 18px; }
.grade-subject-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grade-card { padding: 17px; border: 1px solid var(--border); border-radius: 16px; }
.grade-card-top { display: flex; justify-content: space-between; gap: 10px; }
.grade-badge { width: 42px; height: 42px; border-radius: 13px; display: grid; place-items: center; color: #fff; font-size: 20px; font-weight: 900; }
.grade-card label { display: grid; gap: 4px; margin-top: 12px; color: var(--muted); font-size: 10px; }
.grade-scale { display: grid; gap: 7px; margin: 16px 0; }
.grade-scale-row { display: grid; grid-template-columns: 28px 1fr; align-items: center; gap: 9px; }
.grade-scale-row strong { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; color: #fff; }
.grade-scale-row div { height: 8px; border-radius: 100px; opacity: .65; }
.muted { color: var(--muted); line-height: 1.5; }
.assessment-row, .session-row { display: grid; grid-template-columns: minmax(160px, 1fr) auto auto auto; gap: 12px; align-items: center; padding: 13px; border: 1px solid var(--border); border-radius: 14px; }
.assessment-row small, .session-row small { color: var(--muted); }
.score-badge { padding: 7px 9px; border-radius: 9px; background: var(--surface-2); font-weight: 800; }

.timer-card { padding: 25px; border-radius: 24px; background: #151a2e; color: #fff; display: grid; grid-template-columns: 1fr 1.2fr; gap: 25px; align-items: center; }
.timer-card h2 { margin: 10px 0 2px; font-variant-numeric: tabular-nums; font-size: clamp(36px, 6vw, 64px); letter-spacing: -.04em; }
.timer-card p { color: #aeb5cb; }
.timer-controls { display: grid; grid-template-columns: .7fr 1.3fr; gap: 9px; }
.timer-controls button { grid-column: span 1; }
.log-stats { grid-template-columns: repeat(4, 1fr); }
.file-button { display: block; text-align: center; }
.file-button input { display: none; }

.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.settings-section { display: grid; gap: 14px; align-content: start; }
.settings-section h3 { margin-bottom: 5px; }
.weekly-routine-editor { display: grid; gap: 8px; }
.weekly-row { display: grid; grid-template-columns: 90px 1fr 92px; gap: 8px; align-items: center; }
.weekly-row strong { font-size: 12px; }
.stacked-actions { display: grid; gap: 8px; }
.toggle-row { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.toggle-row span strong, .toggle-row span small { display: block; }
.toggle-row span small { margin-top: 3px; color: var(--muted); }
.toggle-row input { display: none; }
.toggle-row i { flex: 0 0 46px; width: 46px; height: 26px; border-radius: 100px; background: #d8dde7; position: relative; }
.toggle-row i::after { content: ""; position: absolute; width: 20px; height: 20px; left: 3px; top: 3px; border-radius: 50%; background: #fff; transition: .2s; box-shadow: 0 2px 5px rgba(0,0,0,.15); }
.toggle-row input:checked + i { background: var(--primary); }
.toggle-row input:checked + i::after { transform: translateX(20px); }

.toast { position: fixed; z-index: 100; right: 24px; bottom: 24px; max-width: min(360px, calc(100vw - 32px)); padding: 12px 15px; border-radius: 12px; background: #151a2e; color: #fff; box-shadow: var(--shadow); transform: translateY(30px); opacity: 0; pointer-events: none; transition: .2s; }
.toast.show { transform: none; opacity: 1; }
dialog { width: min(560px, calc(100vw - 28px)); max-height: 88vh; border: 0; padding: 0; border-radius: 20px; background: var(--surface); color: var(--text); box-shadow: 0 25px 80px rgba(14,19,38,.35); }
dialog::backdrop { background: rgba(13,17,29,.54); backdrop-filter: blur(3px); }
dialog form { padding: 22px; }
.dialog-heading { display: flex; justify-content: space-between; gap: 15px; align-items: center; }
.dialog-heading h3 { margin: 4px 0 0; }
.dialog-body { display: grid; gap: 12px; margin: 20px 0; max-height: 58vh; overflow-y: auto; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-grid .full { grid-column: 1 / -1; }
.mobile-overlay { display: none; }

body.dark {
  --bg: #0f1322; --surface: #171c2e; --surface-2: #1d2337; --text: #edf0f8; --muted: #9da6bd; --border: #2a3148; --primary-soft: #292853; --green-soft: #18382a; --amber-soft: #3a2b15; --blue-soft: #172c4c; --red-soft: #3d1d25; --shadow: 0 12px 35px rgba(0,0,0,.25);
}
body.dark .topbar { background: rgba(15,19,34,.9); }
body.dark input, body.dark select, body.dark textarea { color-scheme: dark; }
body.dark .primary-button.inverted { background: #fff; color: #4d4ed7; }
body.reduce-motion *, body.reduce-motion *::before, body.reduce-motion *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }

@media (max-width: 1120px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .grade-subject-cards { grid-template-columns: 1fr; }
  .timer-card { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .sidebar { transform: translateX(-100%); transition: .23s ease; }
  .sidebar.open { transform: none; }
  .main-content { margin-left: 0; padding: 0 18px 40px; }
  .menu-button { display: grid !important; }
  .mobile-overlay { position: fixed; z-index: 25; inset: 0; background: rgba(10,14,25,.42); }
  .mobile-overlay.show { display: block; }
  .content-grid.two-thirds, .subject-layout, .grades-layout { grid-template-columns: 1fr; }
  .sticky-card, .subject-summary-panel { position: static; }
  .settings-grid { grid-template-columns: 1fr; }
  .topbar { min-height: 80px; }
  .hero-card { grid-template-columns: 1fr; }
  .hero-score { display: none; }
}
@media (max-width: 590px) {
  .main-content { padding-inline: 12px; }
  .topbar .eyebrow { display: none; }
  .topbar-actions .secondary-button { display: none; }
  .hero-card { padding: 24px 19px; border-radius: 21px; }
  .hero-card h2 { font-size: 29px; }
  .stats-grid, .log-stats { grid-template-columns: 1fr 1fr; gap: 9px; }
  .stat-card { padding: 14px 12px; }
  .stat-icon { display: none; }
  .stat-card strong { font-size: 19px; }
  .panel { padding: 16px; border-radius: 16px; }
  .panel-heading { align-items: flex-start; }
  .page-actions, .filter-row { align-items: stretch; }
  .subject-tabs { width: 100%; overflow-x: auto; flex-wrap: nowrap; }
  .action-row { width: 100%; }
  .action-row button { flex: 1; }
  .filter-row { display: grid; grid-template-columns: 1fr 1fr; }
  .filter-row select { width: 100%; }
  .filter-row button { grid-column: 1 / -1; margin: 0; }
  .search-wrap { min-width: 0; width: 100%; }
  .assessment-row, .session-row { grid-template-columns: 1fr auto; }
  .assessment-row > :nth-child(3), .session-row > :nth-child(3) { grid-column: 1; }
  .timer-controls { grid-template-columns: 1fr; }
  .timer-controls button { grid-column: auto; }
  .daily-summary { grid-template-columns: 1fr; }
  .weekly-row { grid-template-columns: 72px 1fr 78px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full { grid-column: auto; }
}

/* Learning workspace and parent view */
.nav-study { background: rgba(255,255,255,.09); }
.nav-study.active { background: #fff; color: #3435bd; }
.nav-parent { margin-top: 8px; border-top: 1px solid rgba(255,255,255,.1); padding-top: 13px; border-radius: 0 12px 12px 0; }

.study-launch-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 13px; margin: 20px 0 5px; }
.study-launch-card { position: relative; min-height: 145px; padding: 18px; text-align: left; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); color: var(--text); overflow: hidden; box-shadow: 0 8px 22px rgba(31,38,68,.04); display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; }
.study-launch-card:hover { transform: translateY(-3px); border-color: transparent; box-shadow: 0 15px 30px rgba(31,38,68,.1); }
.study-launch-card::before { content: ""; position: absolute; inset: 0; opacity: .09; background: linear-gradient(145deg, currentColor, transparent 70%); }
.study-launch-card.learn { color: #5657e8; }
.study-launch-card.practise { color: #168d5a; }
.study-launch-card.test { color: #c56a13; }
.study-launch-card.parent { color: #2f6eb8; }
.study-launch-card strong, .study-launch-card small, .study-launch-card span { position: relative; z-index: 1; }
.study-launch-card strong { color: var(--text); font-size: 18px; margin: 7px 0 4px; }
.study-launch-card small { color: var(--muted); line-height: 1.4; }
.launch-icon { font-size: 28px; }
.launch-number { position: absolute !important; right: 14px; top: 10px; font-size: 50px; font-weight: 900; opacity: .1; }

.child-study-header, .parent-header { margin-bottom: 18px; padding: 27px 30px; border-radius: 25px; color: #fff; background: linear-gradient(125deg, #4d4ee0, #7c5ce7); display: flex; justify-content: space-between; align-items: center; gap: 24px; overflow: hidden; position: relative; }
.child-study-header::after, .parent-header::after { content: ""; position: absolute; width: 250px; height: 250px; right: -80px; top: -110px; border-radius: 50%; background: rgba(255,255,255,.1); }
.child-study-header h2, .parent-header h2 { margin: 12px 0 7px; max-width: 720px; font-size: clamp(25px, 3vw, 38px); line-height: 1.12; }
.child-study-header p, .parent-header p { margin: 0; color: rgba(255,255,255,.82); }
.study-mascot { position: relative; z-index: 1; flex: 0 0 92px; width: 92px; height: 92px; border-radius: 30px; background: rgba(255,255,255,.17); display: grid; place-items: center; font-size: 50px; font-weight: 900; transform: rotate(4deg); }

.study-step-strip { margin-bottom: 18px; padding: 12px; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 9px; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); }
.study-step { min-height: 70px; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 11px; text-align: left; align-items: center; padding: 10px 13px; background: transparent; border: 2px solid transparent; color: var(--text); border-radius: 15px; }
.study-step > span { grid-row: 1 / 3; width: 38px; height: 38px; border-radius: 12px; background: var(--surface-2); color: var(--muted); display: grid; place-items: center; font-size: 16px; font-weight: 900; }
.study-step strong { font-size: 15px; }
.study-step small { color: var(--muted); }
.study-step.active { border-color: var(--primary); background: var(--primary-soft); }
.study-step.active > span { background: var(--primary); color: #fff; }
.step-arrow { color: var(--muted); font-size: 22px; }
.large-tabs button { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; padding-inline: 17px; font-size: 14px; font-weight: 800; }
.study-subject-actions { align-items: center; }

.learning-layout { grid-template-columns: minmax(240px, .62fr) minmax(0, 1.75fr); }
.lesson-list-panel { position: sticky; top: 105px; max-height: calc(100vh - 125px); overflow: hidden; }
.lesson-list { display: grid; gap: 8px; max-height: calc(100vh - 210px); overflow-y: auto; padding-right: 3px; }
.lesson-list-item { width: 100%; min-height: 92px; padding: 13px 14px; text-align: left; display: flex; flex-direction: column; align-items: stretch; gap: 4px; background: var(--surface-2); color: var(--text); border: 2px solid transparent; border-radius: 15px; }
.lesson-list-item:hover { transform: none; border-color: var(--border); }
.lesson-list-item.active { background: var(--primary-soft); border-color: var(--primary); }
.lesson-topic { color: var(--primary); font-size: 10px; font-weight: 900; text-transform: uppercase; letter-spacing: .07em; }
.lesson-list-item strong { font-size: 13px; line-height: 1.35; }
.lesson-list-progress { margin-top: 5px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px; }
.lesson-list-progress i { height: 6px; background: var(--surface); border-radius: 100px; overflow: hidden; }
.lesson-list-progress b { display: block; height: 100%; border-radius: inherit; }
.lesson-list-progress small { color: var(--muted); font-size: 9px; white-space: nowrap; }

.learning-workspace { padding: 0; overflow: hidden; min-height: 650px; }
.learning-title-row { padding: 24px 25px 19px; display: flex; align-items: flex-start; justify-content: space-between; gap: 22px; border-bottom: 1px solid var(--border); }
.learning-title-row h2 { margin: 7px 0; font-size: clamp(23px, 3vw, 34px); }
.learning-title-row p { max-width: 760px; margin: 0; color: var(--muted); line-height: 1.55; }
.topic-progress-badge { flex: 0 0 110px; min-height: 100px; padding: 13px; border-radius: 18px; background: var(--surface-2); text-align: center; display: flex; flex-direction: column; justify-content: center; }
.topic-progress-badge strong { font-size: 28px; color: var(--primary); }
.topic-progress-badge span, .topic-progress-badge small { color: var(--muted); font-size: 10px; }
.topic-progress-badge small { margin-top: 5px; font-weight: 800; }
.workspace-mode-tabs { padding: 9px 25px; display: flex; gap: 7px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.workspace-mode-tabs button { padding: 10px 15px; border: 0; border-radius: 11px; background: transparent; color: var(--muted); }
.workspace-mode-tabs button.active { background: var(--surface); color: var(--primary); box-shadow: 0 3px 12px rgba(31,38,68,.08); }
.workspace-body { padding: 25px; }
.read-first-banner, .mode-intro { margin-bottom: 20px; padding: 15px 17px; display: flex; align-items: center; gap: 13px; border-radius: 16px; background: var(--blue-soft); color: #2f669e; }
.read-first-banner > span, .mode-intro > span { font-size: 28px; }
.read-first-banner strong, .read-first-banner small, .mode-intro strong, .mode-intro p { display: block; }
.read-first-banner small { margin-top: 3px; }
.mode-intro p { margin: 4px 0 0; color: inherit; opacity: .84; }
.mode-intro.practice { background: var(--green-soft); color: #187a50; }
.mode-intro.test { background: var(--amber-soft); color: #9b5919; }
.lesson-sections { display: grid; gap: 14px; }
.lesson-sections section { display: grid; grid-template-columns: auto 1fr; gap: 15px; padding: 19px; border: 1px solid var(--border); border-radius: 17px; background: var(--surface); }
.section-number { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 11px; background: var(--primary-soft); color: var(--primary); font-weight: 900; }
.lesson-sections h3 { margin: 1px 0 7px; }
.lesson-sections p { margin: 0; line-height: 1.7; color: #4f586d; font-size: 15px; }
body.dark .lesson-sections p { color: #c0c7d8; }
.key-facts { margin-top: 20px; padding: 20px; border-radius: 18px; background: linear-gradient(135deg, var(--primary-soft), var(--surface-2)); }
.key-facts h3 { margin: 0 0 12px; }
.key-facts > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.key-facts article { padding: 13px; display: flex; align-items: flex-start; gap: 9px; background: var(--surface); border-radius: 13px; border: 1px solid var(--border); }
.key-facts article span { flex: 0 0 24px; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 8px; background: var(--green-soft); color: var(--green); font-weight: 900; }
.key-facts article p { margin: 1px 0 0; line-height: 1.45; font-size: 12px; }
.worked-example { margin-top: 20px; padding: 21px; border: 2px solid #d9dcff; border-radius: 18px; background: #fafaff; }
body.dark .worked-example { background: #1e223c; border-color: #3d4274; }
.worked-example h3 { margin: 8px 0 12px; }
.worked-example ol { margin: 0; padding-left: 22px; line-height: 1.7; }
.worked-answer { margin-top: 13px; padding: 11px 13px; border-radius: 11px; background: var(--primary); color: #fff; }
.workspace-actions { margin-top: 22px; display: flex; justify-content: flex-end; gap: 9px; flex-wrap: wrap; }
.big-study-button { min-height: 48px; padding-inline: 22px; font-size: 14px; }

.learning-question-form { display: grid; gap: 15px; }
.question-card { margin: 0; min-width: 0; padding: 18px; border: 1px solid var(--border); border-radius: 17px; }
.question-card legend { width: 100%; padding: 0 4px; display: flex; align-items: flex-start; gap: 11px; font-weight: 800; line-height: 1.45; }
.question-card legend > span { flex: 0 0 29px; width: 29px; height: 29px; border-radius: 9px; display: grid; place-items: center; background: var(--primary); color: #fff; font-size: 12px; }
.answer-options { margin-top: 13px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.answer-option { cursor: pointer; position: relative; }
.answer-option input { position: absolute; opacity: 0; pointer-events: none; }
.answer-option span { min-height: 46px; padding: 11px 13px; display: flex; align-items: center; border: 2px solid var(--border); border-radius: 12px; background: var(--surface-2); font-size: 13px; }
.answer-option input:checked + span { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); font-weight: 800; }
.written-task { padding: 19px; border-radius: 17px; background: var(--surface-2); }
.written-task h3 { margin: 5px 0 7px; }
.written-task p { line-height: 1.55; }
.written-task small { display: block; margin-top: 6px; color: var(--muted); }
.learning-empty h3 { margin: 0 0 7px; }
.learning-empty p { margin: 0 0 15px; }
.learning-result { padding: 22px; display: flex; align-items: center; gap: 20px; border-radius: 19px; background: var(--surface-2); }
.learning-result.good { border: 2px solid #8bd4ad; }
.learning-result.watch { border: 2px solid #e9bd77; }
.learning-result.help { border: 2px solid #eb9caa; }
.result-score-ring { flex: 0 0 112px; width: 112px; height: 112px; border: 12px solid var(--primary-soft); border-top-color: var(--primary); border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.result-score-ring strong { font-size: 27px; }
.result-score-ring span { color: var(--muted); }
.learning-result h2 { margin: 8px 0 5px; }
.learning-result p { margin: 0; color: var(--muted); }
.answer-review { margin-top: 20px; display: grid; gap: 9px; }
.answer-review > h3 { margin-bottom: 4px; }
.answer-review article { padding: 14px; display: grid; grid-template-columns: auto 1fr; gap: 11px; border-radius: 14px; border: 1px solid var(--border); }
.answer-review article > span { width: 27px; height: 27px; border-radius: 9px; display: grid; place-items: center; font-weight: 900; }
.answer-review article.correct > span { background: var(--green-soft); color: var(--green); }
.answer-review article.incorrect > span { background: var(--red-soft); color: var(--red); }
.answer-review p { margin: 5px 0 0; color: var(--muted); }
.answer-review small { display: block; margin-top: 7px; line-height: 1.45; }

.parent-header { background: linear-gradient(125deg, #243c69, #346ea8); }
.parent-header-actions { position: relative; z-index: 1; display: flex; gap: 8px; flex-wrap: wrap; }
.parent-section-title { margin: 25px 0 14px; display: flex; justify-content: space-between; align-items: end; gap: 15px; }
.parent-section-title h3 { margin: 4px 0 0; font-size: 21px; }
.parent-key { color: var(--muted); font-size: 11px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.parent-key i { width: 9px; height: 9px; border-radius: 50%; margin-left: 7px; }
.parent-key i.good { background: #36a86d; }.parent-key i.watch { background: #d9962d; }.parent-key i.help { background: #d85c72; }
.parent-subject-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.parent-subject-card { padding: 19px; border: 1px solid var(--border); border-top-width: 4px; border-radius: 18px; background: var(--surface); box-shadow: 0 7px 20px rgba(31,38,68,.04); }
.parent-subject-card.good { border-top-color: #36a86d; }.parent-subject-card.watch { border-top-color: #d9962d; }.parent-subject-card.help { border-top-color: #d85c72; }
.parent-subject-top { display: flex; justify-content: space-between; align-items: center; gap: 9px; }
.parent-subject-top > div { display: flex; align-items: center; gap: 9px; }
.parent-subject-top h3 { margin: 0; }
.subject-dot.large { width: 13px; height: 13px; }
.parent-status { padding: 6px 8px; border-radius: 8px; font-size: 10px; font-weight: 900; }
.parent-status.good { color: #167446; background: var(--green-soft); }.parent-status.watch { color: #9d5d13; background: var(--amber-soft); }.parent-status.help { color: #a82f49; background: var(--red-soft); }
.parent-grade-row { margin: 16px 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.parent-grade-row div { padding: 10px 6px; border-radius: 11px; background: var(--surface-2); text-align: center; }
.parent-grade-row span, .parent-grade-row strong { display: block; }
.parent-grade-row span { color: var(--muted); font-size: 9px; }
.parent-grade-row strong { margin-top: 3px; font-size: 17px; }
.parent-progress-label { margin-bottom: 6px; display: flex; justify-content: space-between; font-size: 11px; }
.parent-topic-note { min-height: 52px; margin: 13px 0; color: var(--muted); line-height: 1.45; font-size: 11px; }
.parent-subject-card button { width: 100%; }
.parent-detail-grid { margin-top: 18px; grid-template-columns: minmax(0, 1.3fr) minmax(300px, .7fr); }
.parent-attempt-list, .focus-topic-list { display: grid; gap: 8px; }
.parent-attempt-row, .focus-topic-row { width: 100%; padding: 12px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 11px; text-align: left; background: var(--surface-2); color: var(--text); border-color: transparent; border-radius: 13px; }
.parent-attempt-row:hover, .focus-topic-row:hover { transform: none; border-color: var(--border); }
.parent-attempt-row strong, .parent-attempt-row small, .focus-topic-row strong, .focus-topic-row small { display: block; }
.parent-attempt-row small, .focus-topic-row small { margin-top: 3px; color: var(--muted); }
.attempt-mark { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 13px; font-weight: 900; }
.attempt-mark.good { background: var(--green-soft); color: var(--green); }.attempt-mark.watch { background: var(--amber-soft); color: var(--amber); }.attempt-mark.help { background: var(--red-soft); color: var(--red); }
.focus-light { width: 12px; height: 12px; border-radius: 50%; }.focus-light.good { background: #36a86d; }.focus-light.watch { background: #d9962d; }.focus-light.help { background: #d85c72; }
.focus-topic-row b { color: var(--primary); font-size: 11px; }
.editor-section-title { margin-top: 9px; padding: 11px; display: flex; align-items: center; gap: 10px; border-radius: 12px; background: var(--surface-2); }
.editor-section-title > span { width: 29px; height: 29px; display: grid; place-items: center; border-radius: 9px; background: var(--primary); color: #fff; font-weight: 900; }
.editor-section-title strong, .editor-section-title small { display: block; }
.editor-section-title small { margin-top: 2px; color: var(--muted); }
.lesson-editor-form .field-label small { font-weight: 500; line-height: 1.4; }

@media (max-width: 1120px) {
  .study-launch-grid { grid-template-columns: repeat(2, 1fr); }
  .parent-subject-grid { grid-template-columns: 1fr 1fr; }
  .key-facts > div { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .learning-layout, .parent-detail-grid { grid-template-columns: 1fr; }
  .lesson-list-panel { position: static; max-height: none; }
  .lesson-list { max-height: none; grid-template-columns: repeat(2, 1fr); overflow: visible; }
  .child-study-header, .parent-header { padding: 23px 20px; }
  .study-mascot { display: none; }
  .parent-header { align-items: flex-start; flex-direction: column; }
  .parent-subject-grid { grid-template-columns: 1fr; }
}
@media (max-width: 590px) {
  .study-launch-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  .study-launch-card { min-height: 132px; padding: 14px; }
  .study-launch-card strong { font-size: 15px; }
  .study-launch-card small { font-size: 10px; }
  .study-step-strip { grid-template-columns: 1fr 1fr 1fr; gap: 5px; padding: 7px; }
  .study-step { min-height: 65px; padding: 8px; display: flex; flex-direction: column; text-align: center; justify-content: center; gap: 3px; }
  .study-step > span { width: 28px; height: 28px; flex: 0 0 28px; }
  .study-step small, .step-arrow { display: none; }
  .large-tabs { width: 100%; display: grid; grid-template-columns: repeat(3, 1fr); }
  .large-tabs button { padding: 9px 6px; justify-content: center; font-size: 11px; }
  .study-subject-actions > button { width: 100%; }
  .lesson-list { grid-template-columns: 1fr; }
  .learning-workspace { min-height: 500px; }
  .learning-title-row { padding: 19px 16px; display: block; }
  .topic-progress-badge { margin-top: 13px; min-height: 0; width: 100%; flex-direction: row; justify-content: space-between; align-items: center; }
  .topic-progress-badge strong { font-size: 20px; }
  .workspace-mode-tabs { padding-inline: 12px; display: grid; grid-template-columns: repeat(3, 1fr); }
  .workspace-mode-tabs button { padding: 9px 5px; font-size: 11px; }
  .workspace-body { padding: 16px; }
  .lesson-sections section { padding: 14px; grid-template-columns: auto 1fr; }
  .lesson-sections p { font-size: 13px; }
  .key-facts > div, .answer-options { grid-template-columns: 1fr; }
  .worked-example { padding: 16px; }
  .workspace-actions { display: grid; grid-template-columns: 1fr; }
  .workspace-actions button { width: 100%; }
  .learning-result { display: block; text-align: center; }
  .result-score-ring { margin: 0 auto 14px; }
  .parent-header-actions { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }
  .parent-section-title { align-items: flex-start; flex-direction: column; }
  .parent-key { display: none; }
}

@media print {
  body { background: #fff !important; color: #111 !important; }
  .sidebar, .topbar, .mobile-overlay, .toast, dialog, #dashboardView, #learnView, #routineView, #subjectsView, #gradesView, #studylogView, #settingsView, .parent-header-actions, .parent-subject-card button { display: none !important; }
  .main-content { margin: 0 !important; padding: 0 !important; }
  #parentView { display: block !important; }
  .parent-header { background: #eef3fa !important; color: #111 !important; padding: 18px !important; }
  .parent-header p { color: #444 !important; }
  .parent-subject-grid { grid-template-columns: repeat(3, 1fr) !important; }
  .parent-detail-grid { grid-template-columns: 1.25fr .75fr !important; }
  .panel, .stat-card, .parent-subject-card { box-shadow: none !important; break-inside: avoid; }
}
.start-task-button { min-width: 62px; padding: 8px 12px; border: 0; border-radius: 10px; background: var(--primary); color: #fff; font-weight: 850; }
.parent-subject-card.neutral { border-top-color: #91a0b8; }
.parent-status.neutral { color: #56657c; background: #edf0f5; }
body.dark .parent-status.neutral { color: #c1c9d8; background: #2a3148; }

/* 36-week course programme */
.course-week-strip {
  display: grid;
  grid-template-columns: 46px minmax(0,1fr) auto 46px;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 8%, var(--surface)), var(--surface));
  box-shadow: var(--shadow-sm);
}
.course-week-main { display: flex; align-items: center; gap: 12px; min-width: 0; }
.course-week-main .eyebrow { margin: 0; white-space: nowrap; }
.course-week-main label { display: inline-flex; align-items: center; gap: 7px; font-weight: 850; white-space: nowrap; }
.course-week-main select { min-width: 170px; padding: 8px 34px 8px 10px; }
.course-week-main > strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: 12px; }
.week-arrow { width: 46px; height: 42px; padding: 0; border: 1px solid var(--border); background: var(--surface); color: var(--text); font-size: 20px; }
.week-arrow:disabled { opacity: .35; cursor: not-allowed; transform: none; }
.browse-all-toggle { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; font-size: 12px; font-weight: 800; color: var(--muted); }
.browse-all-toggle input { width: 18px; height: 18px; accent-color: var(--primary); }
.lesson-topic b { color: var(--primary); }

.course-pack-settings { grid-column: 1 / -1; }
.installed-course-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px;
  margin: 14px 0;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-soft);
}
.installed-course-card > div { display: grid; gap: 3px; min-width: 0; }
.installed-course-card span { color: var(--muted); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.installed-course-card strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 17px; }
.installed-course-card small { color: var(--muted); }
.course-pack-badge { flex: 0 0 auto; padding: 8px 11px; border-radius: 999px; background: color-mix(in srgb, var(--primary) 12%, var(--surface)); color: var(--primary) !important; }
.primary-button.file-button { display: block; background: var(--primary); color: #fff; border-color: var(--primary); }
.primary-button.file-button:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

@media (max-width: 760px) {
  .course-week-strip { grid-template-columns: 42px 1fr 42px; gap: 8px; padding: 11px; }
  .course-week-main { display: grid; grid-template-columns: auto 1fr; gap: 5px 8px; }
  .course-week-main .eyebrow { grid-column: 1 / -1; }
  .course-week-main label { min-width: 0; }
  .course-week-main select { width: 100%; min-width: 0; }
  .course-week-main > strong { grid-column: 1 / -1; }
  .browse-all-toggle { grid-column: 1 / -1; grid-row: 2; justify-content: center; padding-top: 3px; }
  .week-arrow:last-child { grid-column: 3; }
}

@media (max-width: 480px) {
  .course-week-strip { grid-template-columns: 38px 1fr 38px; }
  .week-arrow { width: 38px; height: 40px; }
  .course-week-main label { font-size: 12px; }
  .course-week-main select { font-size: 11px; padding-right: 25px; }
  .installed-course-card { align-items: flex-start; flex-direction: column; }
}

/* Full secondary course library and help desk */
.nav-help { position: relative; }
.nav-count { margin-left: auto; min-width: 22px; height: 22px; padding: 0 7px; border-radius: 999px; display: inline-grid; place-items: center; background: #ffcf57; color: #312500; font-size: 11px; font-weight: 900; }
.nav-count[hidden] { display: none; }
.study-launch-card.help { color: #a555c3; }

.help-hero { margin-bottom: 18px; padding: 28px 30px; border-radius: 25px; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: #fff; background: linear-gradient(125deg, #7152d5, #b05bc4); overflow: hidden; position: relative; }
.help-hero::after { content: ""; position: absolute; width: 240px; height: 240px; right: -85px; top: -110px; border-radius: 50%; background: rgba(255,255,255,.1); }
.help-hero h2 { margin: 12px 0 7px; font-size: clamp(26px, 3.2vw, 39px); }
.help-hero p { margin: 0; max-width: 720px; color: rgba(255,255,255,.83); line-height: 1.55; }
.help-hero-icon { position: relative; z-index: 1; flex: 0 0 92px; width: 92px; height: 92px; border-radius: 29px; display: grid; place-items: center; background: rgba(255,255,255,.16); font-size: 46px; }
.help-layout { grid-template-columns: minmax(0, 1.05fr) minmax(320px, .8fr); }
.help-request-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.help-request-form .full, .help-request-form button { grid-column: 1 / -1; }
.optional { color: var(--muted); font-size: 10px; font-weight: 600; }
.help-request-list, .parent-help-request-list { display: grid; gap: 12px; }
.help-request-card, .parent-help-card { border: 1px solid var(--border); border-left: 5px solid var(--amber); border-radius: 16px; padding: 15px; background: var(--surface-2); }
.help-request-card.answered, .parent-help-card.answered { border-left-color: var(--blue); }
.help-request-card.resolved, .parent-help-card.resolved { border-left-color: var(--green); opacity: .88; }
.help-request-card.urgent, .parent-help-card.urgent { border-left-color: var(--red); }
.help-request-card-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.help-request-card-top > div { display: flex; align-items: center; gap: 7px; }
.help-request-card h4 { margin: 12px 0 4px; font-size: 16px; }
.help-request-card > p, .parent-help-message { white-space: pre-wrap; line-height: 1.55; }
.help-topic { color: var(--muted); }
.help-status { display: inline-flex; padding: 5px 9px; border-radius: 999px; font-size: 10px; font-weight: 900; text-transform: uppercase; letter-spacing: .04em; background: var(--amber-soft); color: var(--amber); }
.help-status.answered { background: var(--blue-soft); color: var(--blue); }
.help-status.resolved { background: var(--green-soft); color: var(--green); }
.help-status.urgent { background: var(--red-soft); color: var(--red); }
.help-tried, .help-reply, .help-waiting { margin-top: 12px; padding: 11px 12px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); }
.help-tried p, .help-reply p { margin: 5px 0; white-space: pre-wrap; }
.help-reply { background: color-mix(in srgb, var(--blue-soft) 65%, var(--surface)); }
.help-waiting { color: var(--muted); font-size: 12px; font-style: italic; }
.help-card-footer { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 12px; }
.help-card-footer small { margin-right: auto; color: var(--muted); }
.danger-text { color: var(--red); }
.parent-help-panel { margin-top: 18px; }
.parent-help-card { background: var(--surface); }
.parent-help-summary > div { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 6px 9px; }
.parent-help-summary strong { font-size: 15px; }
.parent-help-summary small { grid-column: 2; color: var(--muted); }
.parent-help-card .field-label { margin-top: 12px; }
.parent-help-card textarea { resize: vertical; }

.preset-course-settings { grid-column: 1 / -1; }
.recommended-course-card { margin: 15px 0; padding: 15px; border: 2px solid color-mix(in srgb, var(--primary) 40%, var(--border)); border-radius: 16px; background: color-mix(in srgb, var(--primary) 7%, var(--surface)); display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.recommended-course-card > div { display: grid; gap: 4px; }
.recommended-course-card strong { font-size: 17px; }
.recommended-course-card small { color: var(--muted); }
.course-library-grid { margin-top: 18px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.course-library-card { padding: 16px; border: 1px solid var(--border); border-radius: 17px; background: var(--surface-2); display: flex; flex-direction: column; align-items: stretch; }
.course-library-card.active { border-color: var(--green); box-shadow: inset 0 0 0 1px var(--green); }
.course-library-card.recommended { background: color-mix(in srgb, var(--primary) 5%, var(--surface-2)); }
.course-card-flags { min-height: 25px; display: flex; flex-wrap: wrap; gap: 5px; }
.course-flag { display: inline-flex; padding: 4px 7px; border-radius: 999px; background: var(--surface); color: var(--muted); border: 1px solid var(--border); font-size: 9px; font-weight: 900; text-transform: uppercase; letter-spacing: .04em; }
.course-flag.active { color: var(--green); background: var(--green-soft); border-color: transparent; }
.course-flag.recommended { color: var(--primary); background: var(--primary-soft); border-color: transparent; }
.course-library-card h4 { margin: 10px 0 5px; font-size: 16px; }
.course-library-card p { margin: 0 0 12px; color: var(--muted); line-height: 1.45; font-size: 12px; flex: 1; }
.course-card-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin: 6px 0 10px; }
.course-card-stats span { padding: 8px 5px; border-radius: 10px; text-align: center; background: var(--surface); color: var(--muted); font-size: 9px; }
.course-card-stats strong { display: block; color: var(--text); font-size: 14px; }
.course-library-card > small { margin-bottom: 12px; color: var(--muted); }
.course-library-card button { width: 100%; }

@media (min-width: 1180px) {
  .study-launch-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
@media (max-width: 920px) {
  .help-layout { grid-template-columns: 1fr; }
  .course-library-grid { grid-template-columns: 1fr; }
}
@media (max-width: 590px) {
  .help-hero { padding: 22px 18px; }
  .help-hero-icon { display: none; }
  .help-request-form { grid-template-columns: 1fr; }
  .help-request-form .full, .help-request-form button { grid-column: auto; }
  .recommended-course-card { align-items: stretch; flex-direction: column; }
  .recommended-course-card button { width: 100%; }
  .course-card-stats { grid-template-columns: repeat(3, 1fr); }
  .parent-help-card .action-row { display: grid; grid-template-columns: 1fr; }
}

@media print {
  #helpView { display: none !important; }
  .parent-help-card textarea, .parent-help-card button { display: none !important; }
}
.curriculum-link-list { display: grid; gap: 8px; margin: 14px 0; }
.curriculum-link-list a { padding: 10px 12px; border: 1px solid var(--border); border-radius: 11px; background: var(--surface-2); color: var(--primary); text-decoration: none; font-size: 12px; font-weight: 800; }
.curriculum-link-list a:hover { border-color: var(--primary); }


/* V7 focused student layout */
.nav-group-label { display:block; margin:18px 12px 6px; color:#737c98; font-size:9px; font-weight:900; letter-spacing:.14em; text-transform:uppercase; }
.main-nav .nav-group-label:first-child { margin-top:0; }
#dashboardView .student-extra-stat, #dashboardView .student-extra-panel { display:none; }
#dashboardView .stats-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
#dashboardView .study-launch-grid { grid-template-columns:repeat(4,minmax(0,1fr)); }
.child-study-header { padding:22px 26px; min-height:0; }
.child-study-header h2 { font-size:clamp(24px,3vw,34px); }
.study-step-strip { max-width:760px; margin:16px auto; }
.study-subject-actions { margin:12px 0; }
.course-week-strip { margin-bottom:12px; }
.learning-layout-simple { display:grid; grid-template-columns:1fr; gap:12px; }
.lesson-picker-panel { padding:0; overflow:hidden; }
.lesson-picker-panel > summary { list-style:none; cursor:pointer; padding:15px 18px; font-weight:850; display:flex; justify-content:space-between; align-items:center; }
.lesson-picker-panel > summary::-webkit-details-marker { display:none; }
.lesson-picker-panel > summary::after { content:'＋'; color:var(--primary); }
.lesson-picker-panel[open] > summary::after { content:'−'; }
.lesson-picker-panel .lesson-list { padding:0 15px 15px; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:9px; }
.learning-workspace { padding:0; overflow:hidden; }
.learning-title-row.simplified { padding:20px 24px; }
.learning-title-row.simplified h2 { margin:5px 0; font-size:clamp(22px,3vw,32px); }
.learning-title-row.simplified p { margin:0; color:var(--muted); }
.simplified-reading { max-width:920px; margin:0 auto; }
.lesson-orientation { display:flex; justify-content:space-between; gap:20px; align-items:flex-start; padding:18px; border-radius:17px; background:linear-gradient(135deg,var(--primary-soft),var(--surface-2)); }
.lesson-orientation h3 { margin:5px 0 0; font-size:17px; line-height:1.55; }
.lesson-time-chip { flex:0 0 auto; padding:8px 11px; border-radius:999px; background:var(--surface); border:1px solid var(--border); color:var(--muted); font-size:11px; font-weight:800; }
.lesson-goal-grid { display:grid; grid-template-columns:1.2fr .8fr; gap:11px; margin:14px 0; }
.lesson-goal-grid section { display:grid; grid-template-columns:auto 1fr; gap:11px; padding:16px; border:1px solid var(--border); border-radius:16px; background:var(--surface); }
.lesson-goal-grid section > span { font-size:23px; }
.lesson-goal-grid strong { display:block; margin-bottom:6px; }
.lesson-goal-grid ul { margin:0; padding-left:18px; color:var(--muted); line-height:1.55; font-size:13px; }
.lesson-goal-grid p { margin:0; color:var(--muted); line-height:1.55; font-size:13px; }
.lesson-support-box { margin:12px 0; border:1px solid var(--border); border-radius:15px; background:var(--surface); overflow:hidden; }
.lesson-support-box > summary { cursor:pointer; padding:14px 16px; font-weight:850; display:flex; justify-content:space-between; }
.lesson-support-box > summary span { color:var(--primary); }
.vocabulary-grid { padding:0 15px 15px; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px; }
.vocabulary-grid article { padding:12px; border-radius:12px; background:var(--surface-2); }
.vocabulary-grid article p { margin:4px 0 0; color:var(--muted); font-size:12px; line-height:1.45; }
.lesson-step-progress { margin:18px 0 10px; display:flex; justify-content:space-between; align-items:center; gap:12px; }
.lesson-step-progress > div { display:flex; gap:7px; flex-wrap:wrap; }
.lesson-step-progress button { width:32px; height:32px; padding:0; border-radius:50%; border:2px solid var(--border); background:var(--surface); color:var(--muted); }
.lesson-step-progress button.active { border-color:var(--primary); background:var(--primary); color:#fff; }
.lesson-step-progress button.done { border-color:var(--green); background:var(--green-soft); color:var(--green); }
.lesson-step-progress > span { color:var(--muted); font-size:12px; font-weight:800; }
.lesson-focus-card { min-height:260px; padding:clamp(22px,4vw,36px); border:2px solid color-mix(in srgb,var(--primary) 22%,var(--border)); border-radius:22px; background:var(--surface); display:flex; flex-direction:column; justify-content:center; }
.lesson-focus-label { color:var(--primary); font-size:11px; font-weight:900; text-transform:uppercase; letter-spacing:.1em; }
.lesson-focus-card h3 { margin:9px 0 12px; font-size:clamp(22px,3vw,31px); }
.lesson-focus-card p { margin:0; color:#465067; font-size:16px; line-height:1.8; white-space:pre-line; }
body.dark .lesson-focus-card p { color:#d0d5e2; }
.lesson-step-actions { margin-top:24px; display:flex; justify-content:space-between; gap:10px; }
.lesson-step-actions button:disabled { opacity:.35; cursor:not-allowed; transform:none; }
.compact-facts > div { grid-template-columns:repeat(2,minmax(0,1fr)); }
.quick-check-section { margin-top:20px; padding:20px; border:2px solid #cdd4ff; border-radius:20px; background:color-mix(in srgb,var(--primary) 4%,var(--surface)); }
.quick-check-heading { display:flex; justify-content:space-between; align-items:flex-start; gap:12px; margin-bottom:15px; }
.quick-check-heading h3 { margin:5px 0 0; }
.quick-check-heading > span { color:var(--muted); font-size:11px; font-weight:800; }
.question-card legend > div { flex:1; }
.question-card legend small { display:block; margin-top:5px; color:var(--muted); font-size:10px; font-weight:700; }
.question-card.correct { border-color:#7fcaa2; background:var(--green-soft); }
.question-card.incorrect { border-color:#e69aaa; background:var(--red-soft); }
.question-feedback { display:none; margin-top:11px; padding:10px 12px; border-radius:10px; background:var(--surface); color:var(--muted); font-size:12px; line-height:1.5; }
.question-card.correct .question-feedback, .question-card.incorrect .question-feedback { display:block; }
.quick-check-result { margin-top:12px; padding:13px 15px; border-radius:13px; display:flex; align-items:center; gap:10px; }
.quick-check-result.good { background:var(--green-soft); color:var(--green); }
.quick-check-result.watch { background:var(--amber-soft); color:#9d5d13; }
.quick-check-result strong { font-size:22px; }
.lesson-plan-grid { padding:0 15px 15px; display:grid; grid-template-columns:repeat(5,minmax(0,1fr)); gap:8px; }
.lesson-plan-grid article { padding:11px; border-radius:12px; background:var(--surface-2); }
.lesson-plan-grid article span { color:var(--primary); font-size:10px; font-weight:900; }
.lesson-plan-grid article strong { display:block; margin:4px 0; text-transform:capitalize; font-size:12px; }
.lesson-plan-grid article p { margin:0; color:var(--muted); font-size:10px; line-height:1.4; }
.resource-list { padding:0 15px 15px; display:flex; flex-wrap:wrap; gap:6px; }
.resource-list span { padding:6px 9px; border-radius:999px; background:var(--primary-soft); color:var(--primary); font-size:10px; font-weight:800; }
.final-learning-action { justify-content:center; }
.editor-advanced { border:1px solid var(--border); border-radius:14px; padding:0; }
.editor-advanced > summary { cursor:pointer; padding:14px 16px; font-weight:850; }
.editor-advanced > .form-grid { padding:0 15px 15px; }

@media (max-width: 920px) {
  #dashboardView .study-launch-grid { grid-template-columns:repeat(2,1fr); }
  .lesson-picker-panel .lesson-list { grid-template-columns:1fr 1fr; }
  .lesson-plan-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width: 650px) {
  #dashboardView .stats-grid { grid-template-columns:1fr; }
  #dashboardView .study-launch-grid { grid-template-columns:1fr; }
  .lesson-picker-panel .lesson-list { grid-template-columns:1fr; }
  .lesson-goal-grid, .vocabulary-grid, .compact-facts > div { grid-template-columns:1fr; }
  .lesson-orientation, .quick-check-heading { flex-direction:column; }
  .lesson-step-actions { display:grid; grid-template-columns:1fr; }
  .lesson-step-actions button { width:100%; }
  .lesson-plan-grid { grid-template-columns:1fr; }
  .answer-options { grid-template-columns:1fr; }
}


/* Study Hub V8: prominent first-learning idea */
.key-information-hero {
  margin: 0 0 24px;
  border: 3px solid #6c5ce7;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(145deg, #fffdf5, #f2f0ff);
  box-shadow: 0 18px 42px rgba(76, 63, 180, .16);
}
.key-info-alert {
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #4e46c8;
  color: #fff;
}
.key-info-alert span {
  padding: 6px 9px;
  border-radius: 999px;
  background: #fff;
  color: #3f38aa;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .08em;
}
.key-info-alert strong { font-size: 14px; }
.key-info-copy { padding: 25px 27px 27px; }
.key-info-copy h2 { margin: 6px 0 12px; font-size: clamp(27px, 4vw, 39px); line-height: 1.08; color: #29246f; }
.key-info-copy p { margin: 0; max-width: 900px; font-size: clamp(18px, 2.2vw, 22px); line-height: 1.65; color: #2e3350; font-weight: 650; }
.key-info-continue { margin-top: 20px; min-height: 48px; }
body.dark .key-information-hero { background: linear-gradient(145deg, #272338, #1e2240); border-color: #8d84ff; }
body.dark .key-info-copy h2 { color: #f0eeff; }
body.dark .key-info-copy p { color: #e3e4ef; }
.question-card legend > div { min-width: 0; }
.question-card legend > div > small { display:block; margin-top:6px; color:var(--muted); font-weight:650; }
@media (max-width:590px) {
  .key-info-copy { padding: 20px 17px 21px; }
  .key-info-copy p { font-size: 17px; line-height: 1.58; }
  .key-info-alert { align-items:flex-start; flex-direction:column; gap:7px; }
  .key-info-continue { width:100%; }
}