:root {
  color-scheme: light;
  --ink: #20342d;
  --muted: #6e7b75;
  --paper: #fffdf7;
  --cream: #f7f2e8;
  --line: #dfded4;
  --leaf: #22745a;
  --leaf-dark: #15513f;
  --mint: #e3f1e9;
  --gold: #e0a63a;
  --gold-soft: #fff0c9;
  --rose: #bd5a56;
  --rose-soft: #fbe8e5;
  --shadow: 0 18px 50px rgba(44, 55, 49, 0.09);
  font-family: Inter, ui-rounded, "SF Pro Rounded", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(224, 166, 58, 0.14), transparent 28rem),
    radial-gradient(circle at 100% 30%, rgba(34, 116, 90, 0.12), transparent 32rem),
    var(--cream);
}

button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
summary { cursor: pointer; }

.splash, .auth-shell {
  min-height: 100vh;
  display: grid;
  place-content: center;
  padding: 24px;
}

.splash { justify-items: center; color: var(--muted); }

.brand-logo {
  display: block;
  width: 58px;
  height: 58px;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(44, 55, 49, 0.14));
}

.auth-card {
  width: min(460px, calc(100vw - 32px));
  padding: 30px;
  border: 1px solid rgba(223, 222, 212, 0.9);
  border-radius: 28px;
  background: rgba(255, 253, 247, 0.94);
  box-shadow: var(--shadow);
}

.auth-card .brand-logo { margin-bottom: 20px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(28px, 7vw, 40px); line-height: 1.1; }
h2 { font-size: 22px; }
h3 { font-size: 17px; }
.lede, .hint, .meta { color: var(--muted); line-height: 1.55; }
.hint, .meta { font-size: 13px; }

.stack { display: grid; gap: 16px; }
.compact-stack { display: grid; gap: 10px; }
.field { display: grid; gap: 7px; }
.field span { font-size: 14px; font-weight: 700; }
.field-help { margin: 0 0 8px; color: var(--muted); font-size: 13px; }
.remember-login, .check-field {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
.remember-login input, .check-field input {
  flex: 0 0 auto;
  width: 19px;
  min-height: 19px;
  height: 19px;
  margin: 0;
  accent-color: var(--leaf);
}

input, textarea, select {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 13px;
  outline: none;
  background: white;
}

textarea { min-height: 76px; resize: vertical; }
select { appearance: none; background: white linear-gradient(45deg, transparent 50%, var(--muted) 50%) calc(100% - 16px) 21px / 6px 6px no-repeat; }
input:focus, textarea:focus, select:focus { border-color: var(--leaf); box-shadow: 0 0 0 3px rgba(34, 116, 90, 0.12); }

.account-pills, .tabs, .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill, .tab, .button {
  min-height: 44px;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--paper);
  font-weight: 700;
  text-decoration: none;
}

.pill[aria-pressed="true"], .tab[aria-current="page"] {
  color: white;
  border-color: var(--leaf);
  background: var(--leaf);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
}
.button.primary { color: white; border-color: var(--leaf); background: var(--leaf); }
.button.primary:hover { background: var(--leaf-dark); }
.button.danger { color: var(--rose); border-color: #eec4c0; background: var(--rose-soft); }
.button.ghost { background: transparent; }
.button.small { min-height: 38px; padding: 7px 12px; font-size: 13px; }
.button:disabled { cursor: not-allowed; opacity: 0.5; }

.app-shell { width: min(1120px, 100%); margin: 0 auto; padding: 14px 22px 80px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.identity { display: flex; align-items: center; gap: 13px; }
.identity .brand-logo { width: 46px; height: 46px; flex: 0 0 auto; }
.identity strong, .identity span { display: block; }
.identity span { color: var(--muted); font-size: 13px; }
.compact-topbar { min-height: 52px; }
.logo-home { flex: 0 0 auto; padding: 0; border: 0; border-radius: 13px; background: transparent; }
.logo-home:focus-visible { outline: 3px solid rgba(34, 116, 90, 0.18); }
.logo-home .brand-logo { width: 44px; height: 44px; }
.child-identity { display: flex; align-items: center; min-width: 0; flex: 1 1 auto; gap: 9px; }
.child-identity > div { min-width: 0; }
.child-identity strong, .child-identity span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.child-identity strong { font-size: 15px; }
.child-identity span { margin-top: 2px; color: var(--muted); font-size: 12px; }
.family-avatar-stack { display: flex; align-items: center; min-width: 54px; }
.family-avatar-stack .avatar-badge { width: 31px; height: 31px; margin-left: -7px; border-width: 2px; font-size: 17px; }
.family-avatar-stack .avatar-badge:first-child { margin-left: 0; }
.child-identity-chip { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 5px; }
.child-identity-chip .avatar-badge { width: 29px; height: 29px; font-size: 16px; }
.avatar-badge { display: grid; place-content: center; flex: 0 0 auto; width: 36px; height: 36px; border: 1px solid #d8e6dd; border-radius: 50%; background: var(--mint); font-size: 20px; line-height: 1; }
.avatar-badge.large { width: 50px; height: 50px; font-size: 27px; }
.more-menu { position: relative; flex: 0 0 auto; }
.more-menu > summary { list-style: none; }
.more-menu > summary::-webkit-details-marker { display: none; }
.more-panel { position: absolute; z-index: 10; top: calc(100% + 8px); right: 0; display: grid; width: min(260px, calc(100vw - 28px)); padding: 9px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); box-shadow: var(--shadow); }
.more-actor { margin: 0; padding: 8px 10px 10px; color: var(--muted); font-size: 12px; border-bottom: 1px solid var(--line); }
.more-link { min-height: 42px; padding: 9px 10px; color: var(--ink); text-align: left; border: 0; border-radius: 10px; background: transparent; font-weight: 700; }
.more-link:hover, .more-link[aria-current="page"] { color: var(--leaf-dark); background: var(--mint); }
.more-link.danger-text { color: var(--rose); }
.tabs { margin-bottom: 16px; }
.primary-tabs { display: grid; grid-template-columns: 1fr 1fr; flex-wrap: initial; gap: 8px; }
.primary-tabs.parent-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tab { flex: 1 1 110px; }
.primary-tabs .tab { min-height: 42px; }

.hero-grid, .content-grid { display: grid; gap: 16px; }
.hero-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 16px; }
.content-grid { grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.75fr); }
.tasks-page, .calendar-page { display: grid; gap: 16px; }
.account-page { display: grid; gap: 16px; }

.card {
  padding: 20px;
  border: 1px solid rgba(223, 222, 212, 0.9);
  border-radius: 22px;
  background: rgba(255, 253, 247, 0.94);
  box-shadow: 0 9px 28px rgba(44, 55, 49, 0.055);
}
.card.accent { color: #173c30; border-color: #c7dfd2; background: linear-gradient(135deg, var(--mint), #f5fbf7); }
.card.warning { border-color: #efd79d; background: var(--gold-soft); }
.card.danger { border-color: #eec4c0; background: var(--rose-soft); }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card-head h2, .card-head h3 { margin-bottom: 3px; }
.page-title { margin-bottom: 4px; font-size: clamp(22px, 5vw, 29px); }
.task-mini-stats { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.task-mini-stats span { padding: 6px 9px; border-radius: 999px; color: var(--leaf-dark); background: var(--mint); font-size: 12px; font-weight: 800; white-space: nowrap; }

.balance { margin: 8px 0 0; font-size: clamp(30px, 8vw, 48px); font-weight: 850; letter-spacing: -0.04em; }
.balance.negative { color: var(--rose); }
.eyebrow { margin-bottom: 7px; color: var(--leaf); font-size: 12px; font-weight: 850; letter-spacing: 0.1em; text-transform: uppercase; }

.task-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  color: #173c30;
  border-color: #c7dfd2;
  background: linear-gradient(135deg, var(--mint), #f9fcfa);
}
.task-summary h1 { margin-bottom: 7px; }
.task-summary .lede { margin-bottom: 0; }
.summary-stats { display: grid; grid-template-columns: repeat(2, minmax(112px, 1fr)); gap: 10px; }
.summary-stats > div { padding: 13px 15px; border: 1px solid rgba(34, 116, 90, 0.14); border-radius: 16px; background: rgba(255, 255, 255, 0.72); }
.summary-stats strong, .summary-stats span { display: block; }
.summary-stats strong { font-size: 20px; }
.summary-stats span { margin-top: 3px; color: var(--muted); font-size: 12px; }

.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 999px;
  color: var(--muted);
  background: #f0efe9;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}
.status.completed { color: var(--leaf-dark); background: var(--mint); }
.status.overdue, .status.missed, .status.locked { color: #8c5d09; background: var(--gold-soft); }
.status.abandoned { color: var(--rose); background: var(--rose-soft); }

.week-grid { display: grid; grid-template-columns: repeat(7, minmax(58px, 1fr)); gap: 7px; overflow-x: auto; padding-bottom: 4px; }
.day-cell {
  min-width: 58px;
  min-height: 92px;
  padding: 9px 6px;
  border: 1px solid var(--line);
  border-radius: 15px;
  text-align: center;
  background: white;
}
.day-cell.today { border-color: var(--leaf); box-shadow: inset 0 0 0 1px var(--leaf); }
.day-cell strong, .day-cell span { display: block; }
.day-cell strong { margin: 3px 0 9px; font-size: 17px; }
.day-cell span { font-size: 12px; color: var(--muted); }
.day-cell.completed { background: var(--mint); }
.day-cell.missed { background: var(--gold-soft); }

.task-list, .ledger, .notice-list, .request-list { display: grid; gap: 10px; }
.todo-list { display: grid; gap: 9px; }
.todo-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 13px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: white;
}
.family-todo-row { grid-template-columns: 54px auto minmax(0, 1fr) auto; }
.todo-row { position: relative; overflow: hidden; }
.todo-row::before, .calendar-detail-row::before { display: none; }
.todo-row.child-color-mint, .todo-row.child-color-sky, .todo-row.child-color-lavender, .todo-row.child-color-peach, .todo-row.child-color-sunflower, .todo-row.child-color-coral { border-left: 5px solid var(--child-accent); }
.todo-owner { display: grid; justify-items: center; gap: 4px; min-width: 44px; color: var(--child-accent, var(--leaf)); font-size: 11px; font-weight: 800; }
.todo-owner .avatar-badge { width: 32px; height: 32px; font-size: 18px; }
.child-color-mint { --child-accent: #22745a; --child-soft: #e3f1e9; }
.child-color-sky { --child-accent: #3f6f9f; --child-soft: #e6f0fb; }
.child-color-lavender { --child-accent: #765b9b; --child-soft: #f0eafb; }
.child-color-peach { --child-accent: #c2754e; --child-soft: #fff0e7; }
.child-color-sunflower { --child-accent: #a87816; --child-soft: #fff5d4; }
.child-color-coral { --child-accent: #bd5a56; --child-soft: #fbe8e5; }
.todo-row.child-color-mint, .calendar-detail-row.child-color-mint { background: #f5fbf7; border-color: #c7dfd2; }
.todo-row.child-color-sky, .calendar-detail-row.child-color-sky { background: #f5f9fe; border-color: #c9dced; }
.todo-row.child-color-lavender, .calendar-detail-row.child-color-lavender { background: #faf8fe; border-color: #ded3ef; }
.todo-row.child-color-peach, .calendar-detail-row.child-color-peach { background: #fffaf6; border-color: #efd9ca; }
.todo-row.child-color-sunflower, .calendar-detail-row.child-color-sunflower { background: #fffdf4; border-color: #efdfae; }
.todo-row.child-color-coral, .calendar-detail-row.child-color-coral { background: #fff8f7; border-color: #edcfcb; }
.todo-row.overdue, .todo-row.missed { border-color: #ecd391; background: #fffbef; }
.todo-row.completed { color: var(--muted); background: #f7faf8; }
.todo-kind { min-width: 42px; padding: 5px 7px; border-radius: 10px; color: var(--leaf-dark); background: var(--mint); font-size: 12px; font-weight: 850; text-align: center; }
.todo-copy { min-width: 0; }
.todo-copy > p { margin: 4px 0 7px; color: var(--muted); font-size: 14px; }
.todo-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; color: var(--muted); font-size: 12px; }
.resource-demo-links { display: inline-flex; flex-wrap: wrap; gap: 7px; }
.text-link { color: var(--leaf); font-weight: 750; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.todo-controls { display: flex; align-items: center; justify-content: flex-end; gap: 9px; }
.todo-checkbox {
  appearance: none;
  flex: 0 0 auto;
  width: 32px;
  min-height: 32px;
  height: 32px;
  padding: 0;
  border: 2px solid #aab7b1;
  border-radius: 10px;
  background: white;
  cursor: pointer;
}
.todo-checkbox:hover:not(:disabled), .todo-checkbox:focus { border-color: var(--leaf); box-shadow: 0 0 0 3px rgba(34, 116, 90, 0.12); }
.todo-checkbox:checked { display: grid; place-content: center; color: white; border-color: var(--leaf); background: var(--leaf); }
.todo-checkbox:checked::after { content: "✓"; font-size: 21px; font-weight: 900; line-height: 1; }
.todo-checkbox:disabled:not(:checked) { cursor: not-allowed; opacity: 0.38; }
.task-row, .ledger-row, .notice-row, .request-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}
.task-row:last-child, .ledger-row:last-child, .notice-row:last-child, .request-row:last-child { border-bottom: 0; }
.task-row > div:first-child, .notice-row > div:first-child { min-width: 0; }
.task-row p, .ledger-row p, .notice-row p, .request-row p { margin: 3px 0 0; }
.amount { font-weight: 850; white-space: nowrap; }
.amount.positive { color: var(--leaf); }
.amount.negative { color: var(--rose); }
.unread { position: relative; padding-left: 14px; }
.unread::before { content: ""; position: absolute; top: 22px; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }

.empty { padding: 28px 12px; color: var(--muted); text-align: center; }
.section-title { margin: 25px 0 12px; }
.section-title:first-child { margin-top: 0; }
.divider { height: 1px; margin: 8px 0; background: var(--line); }
.lesson-settings, .reset-details { margin-bottom: 14px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 14px; background: #faf9f4; }
.lesson-settings summary, .reset-details summary { color: var(--leaf-dark); font-size: 13px; font-weight: 800; }
.lesson-settings[open] summary, .reset-details[open] summary { margin-bottom: 9px; }
.lesson-settings .hint, .reset-details .hint { margin-bottom: 10px; }
.lesson-form { display: flex; align-items: end; gap: 9px; }
.lesson-form .field { flex: 1 1 auto; }
.lesson-form input { min-height: 40px; }
.lesson-form .button { flex: 0 0 auto; }
.account-intro p { margin-bottom: 0; }
.account-grid { align-items: start; }
.account-card { display: grid; gap: 14px; }
.account-card > h2 { margin-bottom: -7px; }
.account-card-head { display: flex; align-items: center; gap: 12px; }
.account-card-head h2, .account-card-head p { margin-bottom: 0; }
.account-card .reset-details { margin: 2px 0 0; }
.reset-form { margin-top: 10px; }

.logo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.logo-option {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  min-height: 104px;
  padding: 14px;
  color: var(--ink);
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: white;
}
.logo-option:hover { border-color: #a9c7b8; transform: translateY(-1px); }
.logo-option[aria-pressed="true"] { border-color: var(--leaf); box-shadow: 0 0 0 3px rgba(34, 116, 90, 0.12); background: #f7fcf9; }
.logo-option img { width: 64px; height: 64px; }
.logo-option strong, .logo-option span { display: block; }
.logo-option span { margin-top: 4px; color: var(--muted); font-size: 13px; line-height: 1.45; }
.logo-option .selected-label { margin-top: 7px; color: var(--leaf); font-size: 12px; font-weight: 800; }

.calendar-card { overflow: hidden; }
.calendar-toolbar { display: grid; grid-template-columns: 100px minmax(0, 1fr) 100px; align-items: center; gap: 12px; margin-bottom: 18px; text-align: center; }
.calendar-toolbar h1 { margin-bottom: 3px; font-size: clamp(24px, 5vw, 34px); }
.calendar-toolbar p { margin-bottom: 0; }
.calendar-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: white; }
.calendar-table { width: 100%; min-width: 0; table-layout: fixed; border-collapse: collapse; }
.calendar-table th { height: 36px; color: var(--muted); border-bottom: 1px solid var(--line); background: #f7f5ef; font-size: 12px; font-weight: 850; }
.calendar-table td { width: 14.285%; height: 100px; padding: 0; vertical-align: top; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.calendar-table tr:last-child td { border-bottom: 0; }
.calendar-table td:last-child { border-right: 0; }
.calendar-day {
  position: relative;
  display: block;
  width: 100%;
  min-height: 100px;
  padding: 8px 7px;
  overflow: hidden;
  color: var(--ink);
  text-align: left;
  border: 0;
  border-radius: 0;
  background: white;
}
.calendar-day:hover { background: #f8fcfa; }
.calendar-day.outside { opacity: 0.38; background: #f4f2ec; }
.calendar-day.today { box-shadow: inset 0 0 0 2px var(--gold); }
.calendar-day.selected { box-shadow: inset 0 0 0 2px var(--leaf); }
.calendar-day.has-completion { background: #f2faf5; }
.calendar-day > strong { display: block; margin-bottom: 7px; font-size: 14px; }
.calendar-markers { display: grid; gap: 3px; }
.calendar-marker { display: block; overflow: hidden; padding: 3px 4px; border-radius: 6px; color: var(--child-accent, #79510c); background: var(--child-soft, var(--gold-soft)); font-size: 9px; font-weight: 850; line-height: 1.2; text-overflow: ellipsis; white-space: nowrap; }
.calendar-marker.done { color: var(--leaf-dark); background: var(--mint); }
.calendar-marker.locked, .calendar-marker.abandoned { color: var(--rose); background: var(--rose-soft); }
.more-marker { display: block; margin-top: 3px; color: var(--muted); font-size: 9px; }
.calendar-detail-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.calendar-detail-row { position: relative; padding-left: 10px; border-left: 4px solid var(--child-accent, var(--line)); border-radius: 6px; }
.calendar-owner { display: flex; align-items: center; gap: 7px; min-width: 76px; color: var(--child-accent, var(--ink)); font-size: 12px; }
.calendar-owner .avatar-badge { width: 30px; height: 30px; font-size: 16px; }
.calendar-task-detail { min-width: 0; flex: 1 1 auto; }
.calendar-detail-row:last-child { border-bottom: 0; }
.calendar-detail-row p { margin: 4px 0 0; }
.a3000-sync-pending { color: #8c5d09; font-size: 12px; }
.a3000-course-list { display: grid; gap: 7px; margin-top: 9px; }
.a3000-course-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid rgba(34, 116, 90, 0.14);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.72);
}
.a3000-course-row > div { min-width: 0; }
.a3000-course-row strong { overflow-wrap: anywhere; }
.a3000-course-row .meta { font-size: 11px; }
.a3000-effect { flex: 0 0 auto; padding: 3px 7px; border-radius: 999px; font-size: 11px; font-weight: 800; white-space: nowrap; }
.a3000-effect.normal { color: var(--leaf-dark); background: var(--mint); }
.a3000-effect.attention { color: #8c5d09; background: var(--gold-soft); }
.makeup-panel { display: grid; gap: 8px; margin-top: 14px; padding: 14px; border: 1px dashed #e1b9b5; border-radius: 15px; background: var(--rose-soft); }
.makeup-panel .hint { margin-bottom: 0; }
.makeup-panel .button { justify-self: start; }
.calendar-day.celebrating::after { content: ""; position: absolute; inset: 4px; border: 3px solid var(--leaf); border-radius: 5px; pointer-events: none; animation: celebration-ring 900ms ease-out both; }
.calendar-marker.stamp-pop { animation: stamp-pop 700ms cubic-bezier(.2, .9, .28, 1.25) both; }

.desktop-admin { display: grid; gap: 16px; }
.admin-title { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding: 8px 2px 2px; }
.admin-title h1 { margin-bottom: 5px; }
.admin-title p:last-child { margin-bottom: 0; }
.admin-overview { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.admin-stat-card { padding: 17px; border: 1px solid #cfe0d7; border-radius: 19px; background: linear-gradient(135deg, rgba(227, 241, 233, 0.92), rgba(255, 253, 247, 0.96)); }
.admin-stat-card .account-card-head span { display: block; }
.admin-stat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 14px; }
.admin-stat-grid > div { padding: 10px; border-radius: 13px; background: rgba(255, 255, 255, 0.75); }
.admin-stat-grid span, .admin-stat-grid strong { display: block; }
.admin-stat-grid span { color: var(--muted); font-size: 11px; }
.admin-stat-grid strong { margin-top: 3px; font-size: 18px; }
.admin-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.65fr); align-items: start; gap: 16px; }
.admin-section-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.admin-section-tabs .button { border-radius: 13px; }
.admin-section-tabs .button[aria-current="page"] { color: white; border-color: var(--leaf); background: var(--leaf); }
.admin-center-page { display: grid; gap: 16px; }
.admin-form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.task-center { display: grid; grid-template-columns: minmax(220px, 0.42fr) minmax(0, 1fr); align-items: start; gap: 16px; }
.task-center-templates, .task-center-detail { min-width: 0; }
.task-template-list, .generated-task-list { display: grid; gap: 8px; }
.task-template-item { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 3px 8px; padding: 12px; color: var(--ink); text-align: left; border: 1px solid var(--line); border-radius: 13px; background: white; }
.task-template-item span:not(.status) { color: var(--muted); font-size: 12px; }
.task-template-item .status { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
.task-template-item[aria-current="true"] { border-color: var(--leaf); box-shadow: 0 0 0 3px rgba(34, 116, 90, 0.11); background: #f5fbf7; }
.admin-child-badge { display: inline-flex; align-items: center; gap: 5px; color: var(--child-accent, var(--ink)); font-size: 12px; }
.admin-child-badge strong { color: inherit; }
.task-mini-stats .child-color-mint { color: #22745a; background: #e3f1e9; }
.task-mini-stats .child-color-sky { color: #3f6f9f; background: #e6f0fb; }
.task-mini-stats .child-color-lavender { color: #765b9b; background: #f0eafb; }
.task-mini-stats .child-color-peach { color: #c2754e; background: #fff0e7; }
.task-mini-stats .child-color-sunflower { color: #a87816; background: #fff5d4; }
.task-mini-stats .child-color-coral { color: #bd5a56; background: #fbe8e5; }
.wallet-family-page { display: grid; gap: 16px; }
.wallet-child-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.wallet-child-grid > .content-grid { grid-template-columns: 1fr; gap: 10px; }
.generated-task-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.generated-task-row:last-child { border-bottom: 0; }
.generated-task-row p { margin: 4px 0 0; }
.task-center-actions { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 8px; }
.generated-task-edit { position: relative; }
.generated-task-edit > summary { list-style: none; }
.generated-task-edit > summary::-webkit-details-marker { display: none; }
.generated-task-edit-form { position: absolute; z-index: 2; right: 0; top: calc(100% + 5px); display: grid; grid-template-columns: 150px 120px auto; align-items: end; gap: 8px; width: min(470px, calc(100vw - 56px)); padding: 12px; border: 1px solid var(--line); border-radius: 13px; background: var(--paper); box-shadow: var(--shadow); }
.generated-task-edit-form .button { min-height: 42px; }
.task-center-generator { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.task-settings-inline { margin: 10px 0; padding: 10px; border: 1px dashed var(--line); border-radius: 13px; background: #faf9f4; }
.task-settings-inline > .admin-definition { margin-top: 10px; }
.task-history { margin-top: 14px; padding: 12px; border: 1px dashed var(--line); border-radius: 13px; background: #faf9f4; }
.task-history > summary { display: inline-flex; list-style: none; }
.task-history > summary::-webkit-details-marker { display: none; }
.task-history[open] > summary { margin-bottom: 10px; }
.definition-list, .course-admin-list { display: grid; gap: 10px; }
.admin-definition, .course-admin-card { border: 1px solid var(--line); border-radius: 15px; background: #faf9f4; }
.admin-definition > summary, .course-admin-card > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 14px;
  list-style: none;
}
.admin-definition > summary::-webkit-details-marker, .course-admin-card > summary::-webkit-details-marker { display: none; }
.admin-definition > summary small, .course-admin-card > summary small { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; font-weight: 500; }
.admin-definition[open] > summary, .course-admin-card[open] > summary { border-bottom: 1px solid var(--line); }
.admin-definition-form, .admin-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.admin-definition-form { padding: 14px; }
.admin-form-grid .wide, .admin-definition-form .wide, .admin-definition-form > .button, .admin-form-grid > .button { grid-column: 1 / -1; }
.admin-definition-form > .button, .admin-form-grid > .button { justify-self: start; }
.admin-advanced { padding: 11px 12px; border: 1px dashed var(--line); border-radius: 13px; background: white; }
.admin-advanced > summary { color: var(--leaf-dark); font-size: 13px; font-weight: 800; }
.admin-advanced[open] > summary { margin-bottom: 12px; }
.admin-create-card > summary { color: var(--leaf-dark); font-weight: 850; }
.admin-create-card[open] > summary { margin-bottom: 16px; }
.generation-preview { display: grid; gap: 10px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.preview-list { display: grid; gap: 6px; max-height: 320px; overflow: auto; }
.preview-row { display: grid; grid-template-columns: 100px minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 10px; background: #f7f5ef; font-size: 12px; }
.course-provider-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.course-provider-filter { display: inline-flex; align-items: center; gap: 7px; min-height: 38px; padding: 7px 12px; color: var(--leaf-dark); border: 1px solid #cfe0d7; border-radius: 999px; background: white; font: inherit; font-size: 13px; font-weight: 800; cursor: pointer; }
.course-provider-filter small { display: grid; place-content: center; min-width: 21px; height: 21px; padding: 0 6px; color: var(--muted); border-radius: 999px; background: #edf3ee; font-size: 11px; }
.course-provider-filter[aria-pressed="true"] { color: white; border-color: var(--leaf); background: var(--leaf); }
.course-provider-filter[aria-pressed="true"] small { color: var(--leaf-dark); background: var(--mint); }
.course-provider-filter:focus-visible { outline: 3px solid rgba(34, 116, 90, 0.2); outline-offset: 2px; }
.course-admin-card > p { margin: 14px 14px 0; }
.course-summary-copy { min-width: 0; }
.course-summary-copy > strong { display: block; overflow-wrap: anywhere; }
.course-tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.admin-definition > summary .course-tag, .course-admin-card > summary .course-tag { display: inline-flex; align-items: center; width: fit-content; margin: 0; padding: 3px 8px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.course-tag.provider { color: #765b9b; background: #f0eafb; }
.course-tag.level { color: #3f6f9f; background: #e6f0fb; }
.course-lesson-count { flex: 0 0 auto; color: var(--muted); font-size: 12px; font-weight: 800; white-space: nowrap; }
.course-empty { margin: 6px 0 0; }
.media-server-list, .media-asset-list { display: grid; gap: 10px; }
.media-server-card { border: 1px solid var(--line); border-radius: 15px; background: #faf9f4; }
.media-server-card > summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px 14px; list-style: none; }
.media-server-card > summary::-webkit-details-marker { display: none; }
.media-server-card > summary small { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; }
.media-server-card[open] > summary { border-bottom: 1px solid var(--line); }
.media-server-card > .hint { margin: 12px 14px 0; }
.media-server-edit { margin: 12px 14px; }
.media-import-box { margin: 12px 14px 14px; padding: 12px; border: 1px dashed var(--line); border-radius: 13px; background: white; }
.media-import-box h3 { margin: 0 0 4px; font-size: 14px; }
.media-import-form { margin-top: 10px; }
.media-asset-row { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(360px, 0.9fr); align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 13px; background: #faf9f4; }
.media-asset-row p { margin: 3px 0 0; overflow-wrap: anywhere; }
.media-asset-attach { display: grid; grid-template-columns: 1fr 90px 1fr auto; align-items: end; gap: 7px; }
.course-resource-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 14px; padding: 12px; border: 1px dashed var(--line); border-radius: 13px; background: white; }
.course-resource-form > .button { grid-column: 1 / -1; justify-self: start; }
.course-player-settings { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; grid-column: 1 / -1; padding: 11px; border: 1px solid #dce9e1; border-radius: 12px; background: #f7fbf8; }
.course-player-settings-head { display: flex; grid-column: 1 / -1; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.course-player-settings-head .hint { margin: 0; font-size: 11px; }
.course-player-checkbox { display: flex; align-items: center; gap: 8px; min-height: 38px; color: var(--ink); font-size: 12px; font-weight: 750; }
.course-player-checkbox input { width: 17px; height: 17px; accent-color: var(--leaf); }
.lesson-catalog { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; max-height: 420px; margin: 12px 14px 14px; overflow: auto; }
.lesson-catalog > div { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 7px; padding: 8px; border-radius: 10px; background: white; font-size: 12px; }
.lesson-catalog strong { color: var(--leaf); text-align: right; }
.lesson-resource-mapping { grid-column: 1 / -1; margin-top: 4px; }
.lesson-resource-mapping > summary { color: var(--leaf-dark); font-size: 11px; font-weight: 800; cursor: pointer; }
.lesson-resource-mapping > .hint { margin: 8px 0; font-size: 11px; }
.lesson-resource-mapping-list { display: grid; gap: 6px; }
.compact-resource-mapping { grid-template-columns: minmax(0, 1fr) 130px minmax(100px, 0.7fr) minmax(100px, 0.7fr) auto; margin: 0; padding: 8px; gap: 6px; align-items: center; }
.compact-resource-mapping > .resource-mapping-label { min-width: 0; overflow-wrap: anywhere; font-size: 11px; }
.compact-resource-mapping > .resource-source-comparison { grid-column: 1 / -1; color: var(--muted); font-size: 10px; }
.compact-resource-mapping > .resource-source-facts { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 5px 10px; color: var(--muted); font-size: 10px; }
.resource-source-fact { overflow-wrap: anywhere; }
.compact-resource-mapping > .button { grid-column: auto; }

.learning-page { display: grid; gap: 16px; }
.learning-intro { background: linear-gradient(135deg, rgba(227, 241, 233, 0.92), rgba(255, 253, 247, 0.96)); }
.learning-device-hint { flex: 0 0 auto; padding: 7px 10px; color: var(--leaf-dark); border-radius: 999px; background: var(--mint); font-size: 12px; font-weight: 850; }
.learning-provider-filters { display: flex; flex-wrap: wrap; gap: 8px; }
.learning-provider-filter { min-height: 42px; padding: 8px 14px; color: var(--leaf-dark); border: 1px solid #cfe0d7; border-radius: 999px; background: white; font-weight: 800; }
.learning-provider-filter[aria-pressed="true"] { color: white; border-color: var(--leaf); background: var(--leaf); }
.learning-provider-filter:focus-visible, .learning-series-card:focus-visible, .learning-lesson:focus-visible { outline: 3px solid rgba(34, 116, 90, 0.2); outline-offset: 2px; }
.course-network-banner { display: flex; align-items: center; gap: 9px; margin-bottom: 14px; padding: 10px 13px; border: 1px solid var(--line); border-radius: 14px; background: #faf9f4; color: var(--muted); font-size: 13px; }
.course-network-banner.ready { color: var(--leaf-dark); border-color: #b8d8c4; background: #f0faf3; }
.course-network-banner small { margin-left: auto; color: var(--muted); font-size: 11px; }
.course-network-dot { width: 9px; height: 9px; flex: 0 0 auto; border-radius: 50%; background: #bd8a3d; }
.course-network-banner.ready .course-network-dot { background: #2f9b64; box-shadow: 0 0 0 4px rgba(47, 155, 100, 0.12); }
.course-network-banner .button { margin-left: auto; }
.course-network-help { max-width: 760px; margin: 0 auto; }
.course-network-steps { display: grid; gap: 13px; margin: 20px 0; padding-left: 23px; color: var(--ink); }
.course-network-steps li { padding-left: 4px; }
.course-network-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.learning-layout { display: grid; grid-template-columns: minmax(250px, 280px) minmax(0, 1fr); align-items: start; gap: 16px; }
.learning-series-panel { position: sticky; top: 16px; min-width: 0; }
.learning-sidebar-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 16px; }
.learning-sidebar-head h2 { margin: 0; }
.learning-sidebar-section { display: grid; gap: 9px; margin: 14px 0; }
.learning-sidebar-section > strong { color: var(--leaf-dark); font-size: 13px; }
.learning-series-list { display: grid; gap: 8px; max-height: 640px; overflow: auto; overscroll-behavior: contain; }
.learning-series-card { display: grid; gap: 4px; width: 100%; min-height: 82px; padding: 12px; color: var(--ink); text-align: left; border: 1px solid var(--line); border-radius: 15px; background: white; }
.learning-series-card:hover { border-color: #a9c7b8; transform: translateY(-1px); }
.learning-series-card.selected { border-color: var(--leaf); box-shadow: 0 0 0 3px rgba(34, 116, 90, 0.11); background: #f5fbf7; }
.learning-series-card[aria-current="true"] { --series-marker: var(--leaf); }
.learning-series-provider { color: var(--series-marker, var(--muted)); font-size: 11px; font-weight: 850; }
.learning-series-card strong { overflow-wrap: anywhere; }
.learning-main { display: grid; gap: 16px; min-width: 0; }
.learning-player-card { min-width: 0; }
.learning-player-card > .card-head .status { flex: 0 0 auto; }
.learning-player-head { align-items: center; gap: 10px; margin-bottom: 2px; }
.learning-player-title { min-width: 0; display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; }
.learning-player-title h2 { margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.learning-player-title .meta { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.learning-media-shell { position: relative; width: 100%; }
.learning-video, .learning-video-placeholder { display: block; width: 100%; aspect-ratio: 16 / 9; border-radius: 17px; background: #1d2c27; }
.learning-video { object-fit: contain; }
.learning-skip { position: absolute; z-index: 3; top: 58%; left: 50%; min-height: 40px; padding: 8px 13px; color: white; border: 1px solid rgba(255, 255, 255, 0.45); border-radius: 999px; background: rgba(32, 58, 49, 0.88); box-shadow: 0 5px 16px rgba(0, 0, 0, 0.22); font-size: 13px; font-weight: 800; opacity: 0; pointer-events: none; transform: translate(-50%, -50%) translateY(6px); transition: opacity 160ms ease, transform 160ms ease; }
.learning-skip.visible { opacity: 1; pointer-events: auto; }
.learning-skip:hover, .learning-skip:focus-visible { background: var(--leaf); transform: translate(-50%, -50%) translateY(-1px); }
.learning-next-prompt { position: absolute; z-index: 4; right: 14px; bottom: 56px; left: 14px; display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px 12px; min-height: 42px; padding: 8px 12px; color: white; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 12px; background: rgba(22, 40, 34, 0.9); box-shadow: 0 6px 18px rgba(0, 0, 0, 0.24); font-size: 12px; opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity 160ms ease, transform 160ms ease; }
.learning-next-prompt.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.learning-next-copy { max-width: min(58%, 440px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 850; }
.learning-next-countdown { color: rgba(255, 255, 255, 0.75); }
.learning-next-now { min-height: 30px; padding: 5px 10px; color: var(--ink); border: 0; border-radius: 999px; background: var(--mint); font-size: 11px; font-weight: 850; }
.learning-next-now:hover, .learning-next-now:focus-visible { background: white; }
.learning-video-placeholder { display: grid; place-content: center; gap: 7px; padding: 24px; color: white; text-align: center; background: linear-gradient(145deg, #203a31, #315b4c); }
.learning-video-placeholder .meta { max-width: 520px; margin: 0 auto; color: rgba(255, 255, 255, 0.75); }
.learning-play-icon { display: grid; place-content: center; width: 52px; height: 52px; margin: 0 auto 4px; border-radius: 50%; color: var(--leaf-dark); background: var(--mint); font-size: 21px; }
.learning-player-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 13px; }
.learning-player-actions .hint { margin: 0; }
.learning-resource-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; }
.learning-resource-tab { min-height: 38px; padding: 7px 12px; color: var(--leaf-dark); border: 1px solid #cfe0d7; border-radius: 999px; background: white; font-weight: 750; }
.learning-resource-tab.selected { color: white; border-color: var(--leaf); background: var(--leaf); }
.learning-source-picker { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin: 8px 0 8px; padding: 7px 9px; border: 1px solid #dce9e1; border-radius: 11px; background: #f7fbf8; }
.learning-source-picker-head { display: flex; align-items: baseline; gap: 8px; flex: 0 0 auto; margin-right: 2px; }
.learning-source-picker-head strong { color: var(--leaf-dark); font-size: 13px; }
.learning-source-picker-head .hint { margin: 0; font-size: 11px; }
.learning-source-picker-label { margin-right: 2px; color: var(--muted); font-size: 12px; font-weight: 800; }
.learning-source-option { display: inline-flex; align-items: center; gap: 7px; min-height: 34px; padding: 6px 10px; color: var(--leaf-dark); border: 1px solid #cfe0d7; border-radius: 999px; background: white; font-size: 12px; }
.learning-source-option small { color: var(--muted); font-size: 10px; }
.learning-source-option.selected { color: white; border-color: var(--leaf); background: var(--leaf); }
.learning-source-option.selected small { color: rgba(255,255,255,.78); }
.learning-source-option.unavailable { opacity: .62; }
.learning-source-option:disabled { cursor: not-allowed; }
.learning-source-option:focus-visible { outline: 3px solid rgba(34, 116, 90, .2); outline-offset: 2px; }
.learning-source-status { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; flex: 1 1 220px; min-width: 180px; color: var(--muted); font-size: 11px; }
.source-status-dot { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: #c18b41; }
.source-status-dot.ready { background: #2f9b64; box-shadow: 0 0 0 3px rgba(47, 155, 100, 0.12); }
.source-status-separator { margin-inline: 2px; color: var(--line); }
.learning-source-status .button { min-height: 28px; margin-left: 4px; padding: 4px 9px; font-size: 11px; }
.learning-playback-settings { margin: 8px 0 3px; padding: 7px 9px; border: 1px solid #e6e3d9; border-radius: 11px; background: #fffdf8; }
.learning-playback-settings > summary { color: var(--leaf-dark); font-size: 12px; font-weight: 850; }
.learning-playback-settings-form { display: grid; gap: 9px; margin-top: 8px; }
.learning-playback-settings-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; align-items: end; }
.learning-playback-settings-grid .field { gap: 4px; }
.learning-playback-settings-grid .field span { font-size: 11px; }
.learning-playback-settings-grid input[type="number"] { min-height: 34px; padding: 6px 8px; }
.learning-playback-settings-grid input:disabled { color: var(--muted); background: #f2f1ec; }
.learning-playback-settings-form .button { justify-self: start; }
.learning-playback-save { align-self: end; }
.learning-playback-summary { margin: 0; font-size: 11px; }
.learning-audio { width: 100%; margin: 14px 0; }
.learning-document { display: block; width: 100%; min-height: 560px; margin: 14px 0; border: 1px solid var(--line); border-radius: 15px; background: white; }
.learning-lessons-card { min-width: 0; }
.learning-lessons { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; max-height: 520px; overflow: auto; overscroll-behavior: contain; }
.learning-lesson { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; align-items: center; gap: 8px; min-height: 48px; padding: 9px 10px; color: var(--ink); text-align: left; border: 1px solid var(--line); border-radius: 12px; background: white; }
.learning-lessons-head { align-items: center; }
.learning-lesson-view-toggle { display: inline-flex; gap: 5px; margin-left: auto; }
.learning-lesson-view-toggle .button { min-height: 30px; padding: 4px 9px; }
.learning-lesson-view-toggle .button[aria-pressed="true"] { color: white; border-color: var(--leaf); background: var(--leaf); }
.learning-page-controls { display: inline-flex; gap: 5px; margin-left: auto; }
.learning-lessons.number-only { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.learning-lessons.number-only .learning-lesson { grid-template-columns: 1fr; min-height: 44px; justify-items: center; padding-inline: 6px; }
.learning-lessons.number-only .learning-lesson span,
.learning-lessons.number-only .learning-lesson small { display: none; }
.learning-lesson[aria-current="true"] { border-color: var(--leaf); background: #f5fbf7; }
.learning-lesson.current { border-color: var(--leaf); background: #f5fbf7; }
.learning-lesson strong { color: var(--leaf); text-align: center; }
.learning-lesson span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.learning-lesson small { color: var(--muted); font-size: 10px; white-space: nowrap; }

@keyframes stamp-pop {
  0% { opacity: 0; transform: scale(2.2) rotate(-10deg); }
  55% { opacity: 1; transform: scale(.86) rotate(2deg); }
  100% { transform: scale(1) rotate(0); }
}
@keyframes celebration-ring {
  0% { opacity: 0; transform: scale(.72); }
  35% { opacity: 1; }
  100% { opacity: 0; transform: scale(1.12); }
}

.toast {
  position: fixed;
  z-index: 20;
  right: 18px;
  bottom: max(18px, env(safe-area-inset-bottom));
  max-width: min(380px, calc(100vw - 36px));
  padding: 13px 17px;
  border-radius: 13px;
  color: white;
  background: var(--ink);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: 180ms ease;
}
.toast.visible { opacity: 1; transform: translateY(0); }
.toast.error { background: var(--rose); }

@media (max-width: 760px) {
  .app-shell { padding: 10px 14px 72px; }
  .topbar { align-items: center; }
  .hero-grid, .content-grid { grid-template-columns: 1fr; }
  .card { padding: 17px; border-radius: 19px; }
  .task-row, .request-row { align-items: flex-start; flex-direction: column; }
  .task-row .actions, .request-row .actions { width: 100%; }
  .task-row .button, .request-row .button { flex: 1; }
  .logo-grid { grid-template-columns: 1fr; }
  .course-resource-form { grid-template-columns: 1fr; }
  .media-asset-row { grid-template-columns: 1fr; }
  .media-asset-attach { grid-template-columns: 1fr; }
  .course-player-settings { grid-template-columns: 1fr; }
  .course-player-settings-head { grid-column: 1; }
  .compact-resource-mapping { grid-template-columns: 1fr; }
  .compact-resource-mapping > .button { grid-column: 1; }
  .task-summary { grid-template-columns: 1fr; }
  .summary-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .todo-row { grid-template-columns: auto minmax(0, 1fr) auto; padding: 12px 10px; }
  .todo-kind { min-width: 37px; padding-inline: 5px; }
  .todo-controls { flex-direction: column-reverse; align-items: flex-end; }
  .calendar-card { padding-inline: 10px; }
  .calendar-toolbar { grid-template-columns: 78px minmax(0, 1fr) 78px; gap: 5px; }
  .calendar-toolbar .button { padding-inline: 7px; }
  .calendar-table { min-width: 0; }
  .calendar-table td { height: 82px; }
  .calendar-day { min-height: 82px; padding: 5px 4px; }
  .calendar-day > strong { margin-left: 3px; }
  .calendar-marker { padding-inline: 2px; font-size: 8px; }
  .calendar-detail-row { align-items: flex-start; }
  .calendar-owner { min-width: 54px; }
  .a3000-course-row { flex-direction: column; gap: 6px; }
  .account-grid { gap: 12px; }
  .generated-task-row { align-items: flex-start; flex-direction: column; }
  .task-center-actions { width: 100%; justify-content: flex-start; }
  .generated-task-edit-form { position: static; grid-template-columns: 1fr; width: 100%; }
}

@media (max-width: 899px) {
  .task-center { grid-template-columns: 1fr; }
}

@media (max-width: 899px) {
  .admin-tab, .admin-menu-link { display: none; }
  .admin-section-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .primary-tabs.parent-tabs { grid-template-columns: 1fr 1fr; }
  .desktop-admin { display: none; }
}

@media (max-width: 390px) {
  .auth-card { padding: 23px 19px; }
  .topbar .button { min-height: 38px; padding: 6px 9px; }
  .logo-home .brand-logo { width: 40px; height: 40px; }
  .child-identity { gap: 7px; }
  .child-identity .avatar-badge { width: 32px; height: 32px; font-size: 18px; }
  .child-identity strong { font-size: 14px; }
  .child-identity span { max-width: 152px; }
  .tab { padding-inline: 9px; }
  .summary-stats { grid-template-columns: 1fr 1fr; }
  .summary-stats > div { padding: 11px; }
  .todo-row { grid-template-columns: minmax(0, 1fr) auto; }
  .todo-kind { display: none; }
  .calendar-detail-row { align-items: flex-start; }
  .card-head { align-items: flex-start; flex-direction: column; }
  .task-mini-stats { justify-content: flex-start; }
  .lesson-form { align-items: stretch; flex-direction: column; }
  .learning-layout { grid-template-columns: 1fr; }
  .learning-series-panel { position: static; }
  .learning-series-list { display: flex; max-height: none; overflow-x: auto; padding-bottom: 3px; scroll-snap-type: x proximity; }
  .learning-series-card { flex: 0 0 min(78vw, 260px); scroll-snap-align: start; }
  .learning-lessons { grid-template-columns: 1fr; max-height: none; }
  .learning-player-card > .card-head { gap: 8px; }
  .learning-player-card > .card-head .status { max-width: 45%; text-align: right; }
  .learning-player-title { display: grid; gap: 2px; }
  .learning-player-title h2, .learning-player-title .meta { max-width: 60vw; }
  .learning-source-status { flex-basis: 100%; min-width: 0; }
  .learning-playback-settings-grid { grid-template-columns: 1fr; }
}

@media (min-width: 600px) and (max-width: 1199px) {
  .app-shell { width: min(100%, 980px); padding: 20px 28px 88px; }
  .learning-layout { grid-template-columns: minmax(230px, 0.38fr) minmax(0, 1fr); gap: 20px; }
  .learning-series-list { max-height: calc(100vh - 290px); }
  .learning-video, .learning-video-placeholder { aspect-ratio: 16 / 9; border-radius: 20px; }
  .learning-lessons { grid-template-columns: repeat(2, minmax(0, 1fr)); max-height: calc(100vh - 600px); min-height: 210px; }
  .learning-lesson { min-height: 56px; padding: 11px 12px; }
  .learning-provider-filter { min-height: 46px; padding-inline: 16px; }
  .learning-player-actions .button { min-height: 46px; padding-inline: 18px; }
}

@media (min-width: 600px) and (max-width: 899px) {
  .learning-layout { grid-template-columns: 1fr; }
  .learning-series-list { display: flex; max-height: none; overflow-x: auto; padding-bottom: 3px; scroll-snap-type: x proximity; }
  .learning-series-card { flex: 0 0 260px; scroll-snap-align: start; }
  .learning-lessons { grid-template-columns: 1fr; max-height: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}