:root {
  --parent-ink: #183432;
  --parent-text: #35514f;
  --parent-muted: #6f8582;
  --parent-line: #d8e3e1;
  --parent-soft: #f2f7f6;
  --parent-paper: #ffffff;
  --parent-main: #176b66;
  --parent-main-dark: #10534f;
  --parent-accent: #b8673f;
  --parent-danger: #b54747;
  --parent-shadow: 0 12px 30px rgba(24, 52, 50, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--parent-text); background: #edf3f2; font-family: "Microsoft YaHei", Inter, system-ui, -apple-system, sans-serif; font-size: 15px; line-height: 1.65; }
button, input, select { font: inherit; }
a { color: inherit; text-decoration: none; }
button, a, input, select, summary { -webkit-tap-highlight-color: transparent; }
svg { width: 20px; height: 20px; flex: 0 0 auto; }

.parent-brand { display: inline-flex; align-items: center; gap: 12px; }
.parent-brand > span { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 8px; color: #fff; background: var(--parent-main); }
.parent-brand > span svg { width: 23px; height: 23px; }
.parent-brand p { display: grid; margin: 0; line-height: 1.3; }
.parent-brand strong { color: var(--parent-ink); font-size: 16px; }
.parent-brand small { color: var(--parent-muted); font-size: 12px; }
.parent-brand.light > span { color: var(--parent-main); background: #fff; }
.parent-brand.light strong { color: #fff; }
.parent-brand.light small { color: #c9dfdc; }

.parent-auth-page { min-height: 100vh; background: #e8f0ef; }
.parent-auth-shell { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(430px, .92fr); width: min(1120px, calc(100% - 48px)); min-height: 680px; margin: 40px auto; overflow: hidden; border: 1px solid #d5e1df; border-radius: 12px; background: var(--parent-paper); box-shadow: var(--parent-shadow); }
.parent-auth-intro { display: flex; flex-direction: column; padding: 48px; color: #fff; background: var(--parent-main-dark); }
.parent-auth-intro .parent-brand strong { color: #fff; }
.parent-auth-intro .parent-brand small { color: #c9dfdc; }
.parent-auth-intro .parent-brand > span { color: var(--parent-main-dark); background: #fff; }
.parent-auth-copy { max-width: 510px; margin: auto 0; }
.parent-auth-copy > p { margin: 0 0 16px; color: #a9cfcb; font-size: 13px; font-weight: 700; }
.parent-auth-copy h1 { max-width: 470px; margin: 0; color: #fff; font-size: 38px; line-height: 1.25; }
.parent-auth-copy span { display: block; max-width: 500px; margin-top: 24px; color: #d5e7e5; font-size: 15px; line-height: 1.9; }
.parent-trust { display: flex; flex-wrap: wrap; gap: 16px 24px; }
.parent-trust span { display: inline-flex; align-items: center; gap: 8px; color: #d5e7e5; font-size: 13px; }
.parent-trust svg { width: 18px; height: 18px; color: #8dc0bb; }
.parent-auth-form-panel { display: flex; flex-direction: column; justify-content: center; padding: 48px; }
.parent-auth-form-panel > header, .parent-activate-panel > header, .parent-password-panel > header { margin-bottom: 24px; }
.parent-kicker { display: inline-block; margin-bottom: 8px; color: var(--parent-main); font-size: 13px; font-weight: 800; }
.parent-auth-form-panel h2, .parent-activate-panel h1, .parent-password-panel h1 { margin: 0; color: var(--parent-ink); font-size: 28px; line-height: 1.35; }
.parent-auth-form-panel header p, .parent-activate-panel header p, .parent-password-panel header p { margin: 8px 0 0; color: var(--parent-muted); font-size: 14px; }

.parent-form { display: grid; gap: 16px; }
.parent-form label { display: grid; gap: 8px; }
.parent-form label > span { color: var(--parent-ink); font-size: 14px; font-weight: 700; }
.parent-form input, .parent-form select, .parent-link-form input, .parent-link-form select, .child-switcher select { width: 100%; height: 44px; padding: 0 12px; border: 1px solid #cbd9d7; border-radius: 8px; outline: 0; color: var(--parent-ink); background: #fff; transition: border-color .2s ease, box-shadow .2s ease, background .2s ease; }
.parent-form input:focus, .parent-form select:focus, .parent-link-form input:focus, .parent-link-form select:focus, .child-switcher select:focus { border-color: var(--parent-main); box-shadow: 0 0 0 3px rgba(23, 107, 102, .12); }
.parent-input { position: relative; }
.parent-input svg { position: absolute; top: 12px; left: 12px; width: 19px; height: 19px; color: var(--parent-muted); pointer-events: none; }
.parent-input input { padding-left: 40px; }
.parent-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 16px; border: 1px solid transparent; border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 800; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
.parent-button:hover { transform: translateY(-1px); }
.parent-button.primary { color: #fff; background: var(--parent-main); }
.parent-button.primary:hover { background: var(--parent-main-dark); }
.parent-button.secondary { color: var(--parent-main); border-color: #b8d0cd; background: #fff; }
.parent-button.secondary:hover { border-color: var(--parent-main); background: var(--parent-soft); }
.parent-notice { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 16px; padding: 12px 16px; border: 1px solid; border-radius: 8px; font-size: 14px; }
.parent-notice.success { color: #17635d; border-color: #b9d8d4; background: #edf8f6; }
.parent-notice.error { color: #963d3d; border-color: #e8c5c5; background: #fff4f4; }
.parent-notice.warning { color: #83502e; border-color: #e5cbb9; background: #fff8f1; }
.parent-auth-actions { display: grid; gap: 12px; margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--parent-line); }
.parent-auth-actions a { display: flex; align-items: center; gap: 10px; color: var(--parent-main); font-weight: 800; }
.parent-auth-actions p { margin: 0; color: var(--parent-muted); font-size: 13px; }
.parent-auth-form-panel > footer { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 32px; color: var(--parent-muted); font-size: 13px; }
.parent-auth-form-panel > footer span { width: 1px; height: 14px; background: var(--parent-line); }
.parent-auth-form-panel > footer a:first-child { display: inline-flex; align-items: center; gap: 6px; }

.parent-activate-shell { width: min(860px, calc(100% - 48px)); margin: 32px auto 64px; }
.parent-activate-shell > .parent-brand { margin-bottom: 24px; }
.parent-activate-panel { padding: 40px 48px; border: 1px solid var(--parent-line); border-radius: 12px; background: #fff; box-shadow: var(--parent-shadow); }
.parent-activate-panel > header { text-align: center; }
.parent-activate-panel > header p { max-width: 590px; margin-right: auto; margin-left: auto; }
.invite-preview { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; padding: 16px; border: 1px solid #bcd7d4; border-radius: 8px; background: #edf8f6; }
.invite-preview > span { display: grid; width: 44px; height: 44px; place-items: center; border-radius: 8px; color: var(--parent-main); background: #d8efec; }
.invite-preview p { display: grid; margin: 0; line-height: 1.45; }
.invite-preview small, .invite-preview em { color: var(--parent-muted); font-size: 12px; font-style: normal; }
.invite-preview strong { color: var(--parent-ink); font-size: 16px; }
.parent-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.parent-form-grid .wide { grid-column: 1 / -1; }
.parent-agreement { display: flex !important; grid-column: 1 / -1; grid-template-columns: none !important; align-items: flex-start; gap: 10px !important; color: var(--parent-muted); font-size: 13px; }
.parent-agreement input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--parent-main); }
.parent-agreement a { color: var(--parent-main); font-weight: 700; }
.parent-activate-panel > footer { display: flex; justify-content: center; gap: 8px; margin-top: 24px; color: var(--parent-muted); font-size: 13px; }
.parent-activate-panel > footer a { color: var(--parent-main); font-weight: 800; }

.parent-password-shell { display: grid; min-height: 100vh; place-items: center; padding: 32px; }
.parent-password-panel { width: min(480px, 100%); padding: 40px; border: 1px solid var(--parent-line); border-radius: 12px; background: #fff; box-shadow: var(--parent-shadow); }
.password-icon { display: grid; width: 48px; height: 48px; margin-bottom: 20px; place-items: center; border-radius: 8px; color: var(--parent-main); background: #dff0ee; }
.back-link { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 20px; color: var(--parent-main); font-size: 14px; font-weight: 700; }

.parent-topbar { position: sticky; z-index: 20; top: 0; color: #fff; background: var(--parent-main-dark); box-shadow: 0 2px 12px rgba(16, 83, 79, .14); }
.parent-topbar-inner { display: flex; align-items: center; justify-content: space-between; width: min(1120px, calc(100% - 48px)); min-height: 68px; margin: 0 auto; }
.parent-topbar nav { display: flex; align-items: center; gap: 8px; }
.parent-topbar nav > a, .parent-account-name { display: inline-flex; align-items: center; gap: 7px; min-height: 36px; padding: 8px 10px; border-radius: 6px; color: #d8e8e6; font-size: 13px; transition: color .2s ease, background .2s ease; }
.parent-topbar nav > a:hover { color: #fff; background: rgba(255, 255, 255, .1); }
.parent-topbar nav svg { width: 18px; height: 18px; }
.parent-main { width: min(1120px, calc(100% - 48px)); margin: 0 auto; padding: 32px 0 48px; }
.page-notice { margin-bottom: 24px; background: #fff !important; }
.child-overview { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; padding: 0 0 24px; }
.child-overview-copy > p { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; color: var(--parent-main); font-size: 13px; font-weight: 800; }
.child-overview-copy > p svg { width: 18px; height: 18px; }
.child-overview h1 { margin: 0; color: var(--parent-ink); font-size: 30px; line-height: 1.35; }
.child-overview-copy > span { display: block; margin-top: 6px; color: var(--parent-muted); font-size: 13px; }
.child-switcher { display: grid; min-width: 260px; gap: 6px; }
.child-switcher label { color: var(--parent-muted); font-size: 12px; font-weight: 700; }
.parent-section-nav { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border: 1px solid var(--parent-line); border-radius: 8px; background: #fff; box-shadow: 0 4px 14px rgba(24, 52, 50, .04); }
.parent-section-nav a { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 58px; border-right: 1px solid var(--parent-line); color: var(--parent-text); font-size: 14px; font-weight: 800; transition: color .2s ease, background .2s ease; }
.parent-section-nav a:last-child { border-right: 0; }
.parent-section-nav a:hover { color: var(--parent-main); background: var(--parent-soft); }
.parent-section-nav a > span { min-width: 22px; padding: 1px 6px; border-radius: 10px; color: var(--parent-main); background: #e1f0ee; font-size: 11px; text-align: center; }
.parent-content-section { scroll-margin-top: 88px; margin-top: 24px; padding: 24px; border: 1px solid var(--parent-line); border-radius: 8px; background: #fff; box-shadow: 0 4px 14px rgba(24, 52, 50, .04); }
.parent-section-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--parent-line); }
.parent-section-heading > div { display: flex; align-items: center; gap: 12px; }
.parent-section-heading > div > span { display: grid; width: 40px; height: 40px; place-items: center; border-radius: 8px; color: var(--parent-main); background: #e0f0ee; }
.parent-section-heading p { display: grid; margin: 0; line-height: 1.25; }
.parent-section-heading small { color: var(--parent-muted); font-size: 11px; font-weight: 700; }
.parent-section-heading h2 { margin: 3px 0 0; color: var(--parent-ink); font-size: 20px; }
.parent-section-heading > em { color: var(--parent-muted); font-size: 12px; font-style: normal; }
.section-empty { display: flex; align-items: center; justify-content: center; gap: 14px; min-height: 110px; color: var(--parent-muted); text-align: left; }
.section-empty > svg { width: 28px; height: 28px; color: #9db0ad; }
.section-empty p { display: grid; margin: 0; }
.section-empty strong { color: var(--parent-text); font-size: 14px; }
.section-empty span { font-size: 13px; }

.growth-timeline { display: grid; gap: 0; }
.growth-timeline article { display: grid; grid-template-columns: 70px 18px minmax(0, 1fr); gap: 12px; }
.growth-timeline article > time { padding-top: 4px; color: var(--parent-muted); font-size: 12px; font-weight: 700; text-align: right; }
.timeline-dot { position: relative; margin-top: 7px; }
.timeline-dot::before { position: absolute; z-index: 1; top: 0; left: 4px; width: 10px; height: 10px; border: 3px solid #d5ece9; border-radius: 50%; content: ""; background: var(--parent-main); }
.timeline-dot::after { position: absolute; top: 17px; bottom: -8px; left: 8px; width: 1px; content: ""; background: var(--parent-line); }
.growth-timeline article:last-child .timeline-dot::after { display: none; }
.growth-timeline article > div { margin-bottom: 20px; padding: 0 0 20px; border-bottom: 1px solid #edf2f1; }
.growth-timeline article:last-child > div { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.growth-timeline header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.growth-timeline header p { display: flex; gap: 8px; margin: 0; }
.growth-timeline header p span, .growth-timeline header p em { padding: 2px 8px; border-radius: 6px; color: var(--parent-main); background: #e5f2f0; font-size: 11px; font-style: normal; font-weight: 800; }
.growth-timeline header p em { color: #83502e; background: #fff1e8; }
.growth-timeline header small { color: var(--parent-muted); font-size: 12px; }
.growth-timeline h3 { margin: 9px 0 5px; color: var(--parent-ink); font-size: 16px; }
.growth-timeline article > div > p { margin: 0; color: var(--parent-text); font-size: 14px; line-height: 1.8; }

.review-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.review-list > article { padding: 20px; border: 1px solid var(--parent-line); border-radius: 8px; }
.review-list > article > header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.review-list > article > header div { display: grid; }
.review-list > article > header span { color: var(--parent-ink); font-size: 15px; font-weight: 800; }
.review-list time, .review-list header small { color: var(--parent-muted); font-size: 11px; }
.review-summary { margin: 16px 0; padding: 12px 16px; border-left: 3px solid var(--parent-main); color: var(--parent-text); background: var(--parent-soft); font-size: 14px; }
.review-details { display: grid; gap: 10px; }
.review-details p { display: flex; gap: 10px; margin: 0; padding: 12px; border-radius: 8px; font-size: 13px; }
.review-details p svg { width: 18px; height: 18px; margin-top: 2px; }
.review-details p span { display: grid; }
.review-details p strong { font-size: 12px; }
.review-details .positive { color: #29645f; background: #edf7f5; }
.review-details .attention { color: #83502e; background: #fff5ee; }

.homework-list { display: grid; gap: 10px; }
.homework-list article { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; align-items: center; gap: 16px; padding: 14px 16px; border: 1px solid var(--parent-line); border-radius: 8px; }
.homework-date { display: grid; place-items: center; min-height: 48px; border-right: 1px solid var(--parent-line); line-height: 1.2; }
.homework-date strong { color: var(--parent-main); font-size: 16px; }
.homework-date span { color: var(--parent-muted); font-size: 10px; }
.homework-copy p { display: flex; gap: 10px; margin: 0; }
.homework-copy p span { color: var(--parent-main); font-size: 12px; font-weight: 800; }
.homework-copy p small { color: var(--parent-muted); font-size: 11px; }
.homework-copy h3 { margin: 3px 0; color: var(--parent-ink); font-size: 15px; }
.homework-copy > em { color: var(--parent-muted); font-size: 11px; font-style: normal; }
.homework-status { padding: 5px 9px; border-radius: 6px; color: var(--parent-main); background: #e5f2f0; font-size: 12px; font-weight: 800; white-space: nowrap; }
.homework-status.correction, .homework-status.missing { color: #8c4f2f; background: #fff0e6; }

.notice-list { display: grid; gap: 12px; }
.notice-list article { display: flex; gap: 14px; padding: 16px; border: 1px solid var(--parent-line); border-radius: 8px; }
.notice-list article > span { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 8px; color: var(--parent-accent); background: #fff0e8; }
.notice-list article > div { flex: 1; min-width: 0; }
.notice-list header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.notice-list h3 { margin: 0; color: var(--parent-ink); font-size: 15px; }
.notice-list time, .notice-list small { color: var(--parent-muted); font-size: 11px; }
.notice-list p { margin: 8px 0; color: var(--parent-text); font-size: 14px; }

.parent-account-section { scroll-margin-top: 88px; margin-top: 24px; }
.parent-account-section details { overflow: hidden; border: 1px solid var(--parent-line); border-radius: 8px; background: #fff; }
.parent-account-section summary { display: flex; align-items: center; gap: 12px; padding: 18px 20px; cursor: pointer; list-style: none; }
.parent-account-section summary::-webkit-details-marker { display: none; }
.parent-account-section summary > span { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 8px; color: var(--parent-main); background: #e3f1ef; }
.parent-account-section summary p { display: grid; flex: 1; margin: 0; }
.parent-account-section summary strong { color: var(--parent-ink); font-size: 14px; }
.parent-account-section summary small { color: var(--parent-muted); font-size: 12px; }
.parent-account-section summary > svg { color: var(--parent-muted); transition: transform .2s ease; }
.parent-account-section details[open] summary > svg { transform: rotate(180deg); }
.parent-account-content { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 20px; border-top: 1px solid var(--parent-line); background: #f8fbfa; }
.bound-child-list { display: grid; align-content: start; gap: 8px; }
.bound-child-list p { display: flex; align-items: center; gap: 10px; margin: 0; padding: 12px; border: 1px solid var(--parent-line); border-radius: 8px; background: #fff; }
.bound-child-list p > span { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 8px; color: #fff; background: var(--parent-main); font-weight: 800; }
.bound-child-list strong { display: grid; flex: 1; color: var(--parent-ink); font-size: 13px; }
.bound-child-list small { color: var(--parent-muted); font-size: 11px; font-weight: 400; }
.bound-child-list em { color: var(--parent-main); font-size: 11px; font-style: normal; }
.parent-link-form { display: grid; grid-template-columns: 1fr 150px; align-content: start; gap: 12px; padding: 16px; border: 1px solid var(--parent-line); border-radius: 8px; background: #fff; }
.parent-link-form header { grid-column: 1 / -1; }
.parent-link-form h3 { margin: 0; color: var(--parent-ink); font-size: 15px; }
.parent-link-form header p { margin: 2px 0 0; color: var(--parent-muted); font-size: 12px; }
.parent-link-form label { display: grid; gap: 5px; }
.parent-link-form label span { color: var(--parent-text); font-size: 12px; font-weight: 700; }
.parent-link-form button { grid-column: 1 / -1; }
.parent-empty-state { display: grid; width: min(560px, 100%); min-height: 360px; margin: 40px auto; place-items: center; align-content: center; padding: 40px; border: 1px solid var(--parent-line); border-radius: 8px; background: #fff; text-align: center; }
.parent-empty-state > span { display: grid; width: 56px; height: 56px; place-items: center; border-radius: 8px; color: var(--parent-main); background: #dff0ee; }
.parent-empty-state h1 { margin: 20px 0 4px; color: var(--parent-ink); font-size: 24px; }
.parent-empty-state p { margin: 0 0 20px; color: var(--parent-muted); }
.parent-footer { display: flex; align-items: center; justify-content: space-between; width: min(1120px, calc(100% - 48px)); margin: 0 auto; padding: 24px 0 32px; border-top: 1px solid #cfdddb; color: var(--parent-muted); font-size: 12px; }
.parent-footer p { margin: 0; }
.parent-footer nav { display: flex; gap: 16px; }
.parent-footer a:hover { color: var(--parent-main); }

@media (max-width: 900px) {
  .parent-auth-shell { grid-template-columns: 1fr; min-height: 0; }
  .parent-auth-intro { min-height: 330px; padding: 32px; }
  .parent-auth-copy { margin: 48px 0; }
  .parent-auth-copy h1 { font-size: 32px; }
  .parent-section-nav { grid-template-columns: 1fr 1fr; }
  .parent-section-nav a:nth-child(2) { border-right: 0; }
  .parent-section-nav a:nth-child(-n+2) { border-bottom: 1px solid var(--parent-line); }
  .review-list { grid-template-columns: 1fr; }
  .parent-account-content { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  body { font-size: 14px; }
  .parent-auth-shell, .parent-activate-shell, .parent-main, .parent-topbar-inner, .parent-footer { width: calc(100% - 24px); }
  .parent-auth-shell { margin: 12px auto; border-radius: 8px; }
  .parent-auth-intro { min-height: 280px; padding: 24px; }
  .parent-auth-copy { margin: 40px 0 32px; }
  .parent-auth-copy h1 { font-size: 28px; }
  .parent-auth-copy span { margin-top: 16px; font-size: 14px; }
  .parent-trust { gap: 8px 16px; }
  .parent-auth-form-panel { padding: 28px 24px; }
  .parent-auth-form-panel h2, .parent-activate-panel h1, .parent-password-panel h1 { font-size: 24px; }
  .parent-activate-shell { margin-top: 20px; }
  .parent-activate-panel { padding: 28px 20px; border-radius: 8px; }
  .parent-form-grid { grid-template-columns: 1fr; }
  .parent-form-grid .wide { grid-column: auto; }
  .parent-password-shell { padding: 12px; }
  .parent-password-panel { padding: 28px 24px; border-radius: 8px; }
  .parent-topbar-inner { min-height: 62px; }
  .parent-brand > span { width: 38px; height: 38px; }
  .parent-topbar .parent-brand small, .parent-account-name, .parent-topbar nav a span { display: none; }
  .parent-topbar nav > a { padding: 8px; }
  .parent-main { padding-top: 24px; }
  .child-overview { display: grid; }
  .child-overview h1 { font-size: 25px; }
  .child-switcher { min-width: 0; width: 100%; }
  .parent-section-nav a { min-height: 52px; font-size: 13px; }
  .parent-section-nav a svg { width: 17px; height: 17px; }
  .parent-content-section { margin-top: 16px; padding: 16px; }
  .parent-section-heading { margin-bottom: 16px; }
  .parent-section-heading > em { display: none; }
  .parent-section-heading h2 { font-size: 18px; }
  .parent-section-heading small, .parent-section-heading > em { font-size: 12px; }
  .growth-timeline article { grid-template-columns: 48px 16px minmax(0, 1fr); gap: 8px; }
  .growth-timeline article > time { font-size: 12px; }
  .growth-timeline header { align-items: flex-start; }
  .growth-timeline header small { display: none; }
  .growth-timeline header p { flex-wrap: wrap; }
  .growth-timeline h3 { font-size: 15px; }
  .growth-timeline article > div > p { font-size: 14px; line-height: 1.75; }
  .review-list > article { padding: 16px; }
  .review-list > article > header { display: grid; }
  .homework-list article { grid-template-columns: 46px minmax(0, 1fr); gap: 12px; padding: 12px; }
  .homework-status { grid-column: 2; justify-self: start; }
  .homework-copy p small, .homework-copy > em, .review-list time, .review-list header small, .notice-list time, .notice-list small { font-size: 12px; }
  .homework-copy h3, .notice-list h3 { font-size: 15px; line-height: 1.5; }
  .notice-list article { padding: 14px; }
  .notice-list article > span { display: none; }
  .notice-list header { display: grid; }
  .parent-account-section { margin-top: 16px; }
  .parent-account-content { padding: 16px; }
  .parent-link-form { grid-template-columns: 1fr; }
  .parent-link-form header, .parent-link-form button { grid-column: auto; }
  .parent-footer { display: grid; justify-content: center; gap: 8px; text-align: center; }
  .parent-footer nav { justify-content: center; }
}

@media (max-width: 430px) {
  .parent-main { padding-top: 18px; }
  .parent-section-nav { position: sticky; z-index: 15; top: 62px; }
  .parent-section-nav a { min-width: 0; gap: 5px; padding: 6px 4px; }
  .child-overview { gap: 14px; padding-bottom: 18px; }
  .child-overview h1 { font-size: 23px; }
  .parent-content-section { scroll-margin-top: 188px; }
  .growth-timeline article { grid-template-columns: 44px 14px minmax(0,1fr); }
  .review-details p { padding: 11px; }
}