/*
 * Wooshin Tutor product UI layer
 * Loaded last. This file owns the shared visual grammar and responsive polish.
 */

:root {
  --ui-header-h: 64px;
  --polish-mobile-tab-h: 60px;
  --brand: #087454;
  --brand-hover: #066247;
  --brand-strong: #054d3a;
  --brand-soft: #edf7f3;
  --brand-soft-strong: #dcefe7;
  --bg: #f7f9f8;
  --surface: #ffffff;
  --surface-subtle: #f2f5f3;
  --text: #18211d;
  --text-2: #66736d;
  --border: #dfe7e3;
  --border-strong: #cbd8d1;
  --info: #2563eb;
  --info-soft: #edf3ff;
  --danger: #d6453d;
  --danger-soft: #fff1f0;
  --warning: #b36a00;
  --warning-soft: #fff7e8;
  --radius-control: 10px;
  --radius-card: 16px;
  --radius-pill: 999px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --shadow-lifted: 0 12px 30px rgba(20, 45, 34, .08);
  --campus-green: var(--brand);
  --campus-green-deep: var(--brand-hover);
  --campus-green-soft: var(--brand-soft);
  --campus-bg: var(--bg);
  --campus-paper: var(--surface);
  --campus-ink: var(--text);
  --campus-text: var(--text);
  --campus-muted: var(--text-2);
  --campus-line: var(--border);
  --campus-line-strong: var(--border-strong);
}

.app-shell,
.auth-wrap,
.app-shell.is-mounted,
.auth-wrap.is-mounted {
  opacity: 1;
  transform: none;
  transition: none;
}

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

html {
  overflow-x: clip;
  background: var(--bg);
  font-size: 16px;
  scroll-padding-top: calc(var(--ui-header-h) + 16px);
  scroll-padding-bottom: 24px;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--text);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
input,
select,
textarea,
summary {
  font: inherit;
  letter-spacing: 0;
}

button,
summary,
[role="button"],
[role="link"] {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

:where(button, a, summary, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid rgba(8, 116, 84, .2);
  outline-offset: 2px;
}

:where(button, .primary, .ghost, .small-button, .chip):disabled {
  cursor: not-allowed;
  opacity: .5;
}

img,
video,
canvas,
svg,
iframe {
  max-width: 100%;
}

img {
  height: auto;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

.app-shell,
.app-shell > *,
.workspace-page,
.workspace-subpage,
.workspace-page > *,
.workspace-subpage > *,
.home-workspace > *,
.questions-workspace > *,
.quiz-workspace > *,
.question-detail-page > *,
.notice-detail-page > *,
.profile-page > *,
.community-shell,
.community-shell > *,
.class-hub > *,
.ask-workspace > * {
  min-width: 0;
}

.container,
.app-shell > .container {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
  padding-top: 28px;
  padding-bottom: 64px;
}

.home-workspace,
.quiz-workspace,
.profile-page {
  width: min(1040px, 100%);
  margin-inline: auto;
}

.questions-workspace {
  width: min(900px, 100%);
  margin-inline: auto;
}

.question-detail-page,
.notice-detail-page {
  width: min(840px, 100%);
  margin-inline: auto;
}

.workspace-page,
.workspace-subpage,
.detail,
.profile-page,
.home-workspace,
.questions-workspace,
.quiz-workspace,
.ask-workspace,
.class-hub,
.admin-workspace,
.notes-workspace,
.community-workspace {
  display: grid;
  gap: var(--space-6);
}

.workspace-title-block h1,
.workspace-title-block h2,
.workspace-head h1,
.workspace-head h2 {
  margin: 0;
  color: var(--text);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.25;
}

.workspace-title-block p,
.workspace-head p {
  max-width: 680px;
  margin: 6px 0 0;
  color: var(--text-2);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.55;
}

.workspace-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.3;
}

.workspace-head {
  display: flex;
  min-height: 0;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  padding: 4px 0 16px;
  box-shadow: none;
}

.workspace-head::before,
.workspace-head::after {
  display: none;
}

.workspace-title-block {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.workspace-head-actions {
  display: flex;
  min-width: 0;
  flex: 0 0 auto;
  align-items: center;
  gap: var(--space-2);
}

.workspace-section-head,
.section-title,
.compact-title {
  display: flex;
  min-width: 0;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  border: 0;
}

.workspace-section-head > div:first-child,
.section-title > div:first-child,
.compact-title > div:first-child {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.workspace-section-head h2,
.workspace-section-head h3,
.section-title h2,
.section-title h3,
.panel h2 {
  margin: 0;
  color: var(--text);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.35;
}

.workspace-section-head p,
.section-title p,
.compact-title p {
  margin: 0;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
}

.workspace-content-section {
  display: grid;
  min-width: 0;
  gap: var(--space-4);
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  box-shadow: none;
}

.panel,
.workspace-section,
.profile-section-card,
.login-required-panel,
.auth-card {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 18px;
  box-shadow: none;
}

.panel.workspace-section {
  padding: 18px;
}

.empty,
.compact-empty {
  display: grid;
  min-width: 0;
  min-height: 112px;
  place-content: center;
  gap: 5px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-control);
  background: var(--surface-subtle);
  padding: 20px;
  color: var(--text-2);
  text-align: center;
}

.empty strong,
.compact-empty strong {
  color: var(--text);
  font-size: 15px;
  font-weight: 650;
}

.empty span,
.compact-empty span {
  font-size: 13px;
  line-height: 1.5;
}

.meta {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px 12px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.45;
}

/* Controls: one primary color, one control radius. */
:where(.primary, .ghost, .small-button, .chip, .choice-btn, .media-button, .danger, .success, .workspace-primary-cta, .icon-button, .icon-only, .topbar-mini) {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: var(--radius-control);
  padding: 0 14px;
  font-size: 14px;
  font-weight: 650;
  line-height: 1;
  box-shadow: none;
}

:where(.primary, .ghost, .small-button, .chip, .choice-btn, .media-button, .danger, .success, .workspace-primary-cta, .icon-button, .icon-only) .icon {
  flex: 0 0 auto;
}

.primary,
.workspace-primary-cta,
.success {
  border: 1px solid var(--brand);
  background: var(--brand);
  color: #fff;
}

.primary:hover,
.workspace-primary-cta:hover,
.success:hover {
  border-color: var(--brand-hover);
  background: var(--brand-hover);
}

.ghost,
.small-button,
.chip,
.choice-btn,
.media-button,
.icon-button,
.icon-only,
.topbar-mini {
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
}

.ghost:hover,
.small-button:hover,
.chip:hover,
.choice-btn:hover,
.media-button:hover,
.icon-button:hover,
.icon-only:hover,
.topbar-mini:hover {
  border-color: #aebfb6;
  background: var(--surface-subtle);
}

.danger {
  border: 1px solid #efc5c1;
  background: var(--danger-soft);
  color: var(--danger);
}

.danger:hover {
  border-color: var(--danger);
  background: var(--danger);
  color: #fff;
}

.icon-only,
.icon-button {
  width: 44px;
  min-width: 44px;
  padding: 0;
}

.input,
.select,
.textarea,
.searchbox,
.search-field,
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]),
select,
textarea {
  color: var(--text);
  border-color: var(--border-strong);
  border-radius: var(--radius-control);
  background: var(--surface);
  box-shadow: none;
}

.input,
.select,
.searchbox,
.search-field,
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]) {
  min-height: 46px;
}

.textarea,
textarea {
  min-height: 112px;
  padding: 12px 14px;
  line-height: 1.6;
}

:where(.input, .select, .textarea, .searchbox, .search-field):focus-within,
:where(input, select, textarea):focus {
  border-color: var(--brand);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(8, 116, 84, .1);
}

.badge,
.workspace-count,
.question-status-label,
.question-subject-label,
.question-kind-label {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface-subtle);
  padding: 3px 9px;
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
}

.badge.selected,
.badge.active,
.question-status-label.resolved,
.question-status-label.selected,
.question-status-label.answered {
  border-color: #b8d8ca;
  background: var(--brand-soft);
  color: var(--brand);
}

.workspace-tabs,
.segmented,
.question-status-tabs,
.school-feed-tabs {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 4px;
  min-height: 48px;
  border: 0;
  border-radius: 12px;
  background: var(--surface-subtle);
  padding: 4px;
  box-shadow: none;
}

:where(.workspace-tabs, .segmented, .question-status-tabs, .school-feed-tabs) > button {
  min-width: 0;
  min-height: 40px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--text-2);
  padding: 7px 10px;
  font-size: 13px;
  font-weight: 650;
  box-shadow: none;
}

:where(.workspace-tabs, .segmented, .question-status-tabs, .school-feed-tabs) > button.active,
:where(.workspace-tabs, .segmented, .question-status-tabs, .school-feed-tabs) > button[aria-selected="true"] {
  background: var(--surface);
  color: var(--brand);
  box-shadow: 0 1px 3px rgba(20, 45, 34, .08);
}

/* Top bar */
.topbar {
  position: sticky;
  z-index: 40;
  top: 0;
  border-top: 0;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, .96);
  box-shadow: none;
  backdrop-filter: blur(14px);
}

.topbar::before {
  display: none;
}

.topbar-inner {
  display: grid;
  width: min(1180px, calc(100% - 40px));
  min-height: var(--ui-header-h);
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  margin-inline: auto;
  padding: 7px 0;
}

.brand,
.topbar .brand {
  display: inline-flex;
  width: auto;
  min-width: 0;
  min-height: 48px;
  align-items: center;
  gap: 9px;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  padding: 0 4px;
  color: var(--brand-strong);
  box-shadow: none;
}

.brand:hover,
.topbar .brand:hover {
  background: var(--brand-soft);
}

.brand-icons,
.brand img,
.brand-logo {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  object-fit: contain;
}

.brand-icons {
  display: grid;
  place-items: center;
  overflow: visible;
  line-height: 0;
}

.brand-icons .brand-logo {
  display: block;
  margin: 0;
  object-position: center;
}

.brand-title {
  min-width: 0;
  color: var(--brand-strong);
  font-size: 17px;
  font-weight: 700;
  white-space: nowrap;
}

.nav,
.primary-nav {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nav button,
.primary-nav button {
  min-height: 40px;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  padding: 0 12px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
}

.nav button:hover,
.primary-nav button:hover,
.nav button.active,
.primary-nav button.active {
  background: var(--brand-soft);
  color: var(--brand);
}

.topbar-right,
.topbar-actions,
.account {
  display: flex;
  min-width: 0;
  align-items: center;
}

.topbar-right {
  gap: 9px;
}

.topbar-actions {
  gap: 15px;
}

.account {
  gap: 8px;
}

.topbar-ask-cta {
  display: inline-flex;
  min-width: 104px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--brand);
  border-radius: var(--radius-control);
  background: var(--brand);
  padding: 0 14px;
  color: #fff;
  font-size: 13px;
  font-weight: 650;
  box-shadow: none;
}

.topbar-ask-cta:hover,
.topbar-ask-cta.active {
  border-color: var(--brand-hover);
  background: var(--brand-hover);
}

.topbar-notice-button,
.profile-pill,
.guest-login-pill,
.mobile-logout-button,
.topbar-mini {
  min-height: 40px;
  border-radius: var(--radius-control);
  box-shadow: none;
}

.topbar-notice-button {
  position: relative;
  display: grid;
  width: 40px;
  min-width: 40px;
  border: 0;
  background: transparent;
  padding: 0;
  place-items: center;
  color: var(--text-2);
  line-height: 0;
}

.topbar-notice-button > .icon {
  width: 20px;
  height: 20px;
  margin: 0;
}

.topbar-notice-button:hover {
  background: var(--surface-subtle);
  color: var(--brand);
}

.topbar-notice-button > span {
  position: absolute;
  top: 1px;
  right: -1px;
  display: grid;
  min-width: 17px;
  height: 17px;
  place-items: center;
  border: 2px solid #fff;
  border-radius: var(--radius-pill);
  background: #ee4d4d;
  padding-inline: 3px;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
}

.profile-pill,
.guest-login-pill {
  display: inline-flex;
  max-width: 190px;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 3px 10px 3px 4px;
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}

.profile-pill .avatar {
  width: 34px;
  min-width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  box-shadow: none;
}

.profile-pill .account-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-logout-button {
  width: 40px;
  min-width: 40px;
  padding: 0;
}

.mobile-logout-button span {
  display: none;
}

/* Authentication shares the same school-green product language. */
.auth-brand {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.auth-brand .brand-icons.school-brand-icons {
  width: 46px;
  min-width: 46px;
  height: 46px;
}

.auth-brand .brand-icons .school-logo-only {
  width: 42px !important;
  min-width: 42px;
  height: 42px !important;
}

.auth-brand .brand-title.school-brand-title {
  display: block !important;
  width: auto !important;
  min-width: 0;
  height: auto;
  overflow: visible;
  color: var(--brand-strong);
  font-size: 20px;
  font-weight: 750;
}

.auth-brand .brand-title .school-title-only {
  position: static !important;
  display: block !important;
  width: auto !important;
  height: auto;
  overflow: visible;
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
  line-height: 1.2;
}

.auth-card .form > .primary,
.auth-card button.primary {
  border: 1px solid var(--brand);
  border-radius: var(--radius-control);
  background: var(--brand);
  color: #fff;
  box-shadow: none;
  font-weight: 700;
}

.auth-card .form > .primary:hover,
.auth-card button.primary:hover {
  border-color: var(--brand-hover);
  background: var(--brand-hover);
}

.signup-student-confirm,
.legal-box .inline-check {
  min-height: 48px;
  align-items: flex-start;
  cursor: pointer;
}

.signup-student-confirm > input,
.legal-box .inline-check > input {
  width: 20px;
  min-width: 20px;
  height: 20px;
  margin: 1px 0 0;
  accent-color: var(--brand);
}

/* Home */
.home-workspace {
  gap: var(--space-4);
}

.home-welcome {
  display: grid;
  gap: 4px;
  padding: 2px 2px 4px;
}

.home-welcome > span {
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.45;
}

.home-welcome h1 {
  margin: 0;
  color: var(--text);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.25;
}

.home-ask-hero,
.quiz-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 0;
  border-radius: var(--radius-card);
  background: var(--brand);
  color: #fff;
  box-shadow: none;
}

.home-ask-hero {
  display: grid;
  min-height: 172px;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 29%);
  align-items: center;
  padding: 22px 26px;
  text-align: left;
}

.home-ask-hero::after,
.quiz-hero::after {
  position: absolute;
  z-index: -1;
  right: -70px;
  bottom: -100px;
  width: 250px;
  height: 250px;
  border: 46px solid rgba(255, 255, 255, .06);
  border-radius: 50%;
  content: "";
}

.home-ask-copy {
  display: grid;
  min-width: 0;
  gap: 7px;
}

.home-ask-copy small {
  color: rgba(255, 255, 255, .78);
  font-size: 14px;
  font-weight: 500;
}

.home-ask-copy strong {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.2;
}

.home-ask-copy strong .icon {
  width: 24px;
  height: 24px;
}

.home-ask-copy em {
  color: rgba(255, 255, 255, .82);
  font-size: 14px;
  font-style: normal;
  line-height: 1.5;
}

.home-ask-hero > img {
  position: absolute;
  right: 12px;
  bottom: -20px;
  width: 190px;
  height: 190px;
  object-fit: contain;
  pointer-events: none;
}

.home-search-panel,
.home-school-life,
.home-notice-panel,
.home-class-summary,
.home-school-feed,
.home-club-summary {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 18px;
  box-shadow: none;
}

.home-search-panel,
.home-school-life,
.home-school-feed {
  padding: 14px;
}

.home-search-panel {
  display: grid;
  gap: 10px;
}

.home-search-panel > header,
.home-school-life-head {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.home-search-panel h2,
.home-school-life-head h2 {
  margin: 0;
  color: var(--text);
  font-size: 17px;
  font-weight: 650;
  line-height: 1.4;
}

.home-search-panel > header .icon-only {
  width: 36px;
  min-width: 36px;
  min-height: 36px;
}

.home-quick-search,
.home-search-form {
  display: block;
  min-height: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
}

.home-quick-search .search-field,
.home-search-form .search-field {
  display: flex;
  width: 100%;
  min-height: 44px;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
}

.home-quick-search input,
.home-search-form input {
  min-width: 0;
  min-height: 0 !important;
  flex: 1 1 auto;
  border: 0 !important;
  background: transparent !important;
  padding: 0 !important;
  box-shadow: none !important;
}

.home-search-terms {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 6px;
}

.home-search-terms button {
  min-height: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface);
  padding: 4px 10px;
  color: var(--text-2);
  font-size: 12px;
  font-weight: 500;
}

.home-search-terms button:hover {
  border-color: #b8d8ca;
  background: var(--brand-soft);
  color: var(--brand);
}

.home-search-terms .home-search-more {
  width: 30px;
  min-width: 30px;
  padding: 0;
}

.home-school-life {
  display: grid;
  gap: 10px;
}

.home-school-life-head > div {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.home-school-life-head p {
  margin: 0;
  color: var(--text-2);
  font-size: 12px;
}

.home-school-life-head > button {
  min-height: 38px;
  border: 0;
  padding-inline: 6px;
  color: var(--text-2);
}

.home-school-life-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  overflow: hidden;
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
}

.home-school-life-grid > button {
  display: grid;
  min-width: 0;
  min-height: 106px;
  grid-template-columns: 36px minmax(0, 1fr);
  align-content: start;
  align-items: start;
  gap: 10px;
  border: 0;
  border-right: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  padding: 12px;
  color: var(--text);
  text-align: left;
}

.home-school-life-grid > button:last-child {
  border-right: 0;
}

.home-school-life-grid > button:hover {
  background: var(--surface-subtle);
}

.home-school-life-grid > button > .icon:last-child {
  display: none;
}

.home-school-life-grid > button > span:nth-child(2) {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.home-school-life-grid small,
.home-school-life-grid strong,
.home-school-life-grid em {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.home-school-life-grid small {
  color: var(--text-2);
  font-size: 11px;
}

.home-school-life-grid strong {
  display: -webkit-box;
  color: var(--text);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.4;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.home-school-life-grid em {
  display: -webkit-box;
  color: var(--text-2);
  font-size: 11px;
  font-style: normal;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.home-school-life-icon,
.home-context-icon {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: var(--radius-control);
  background: var(--brand-soft);
  color: var(--brand);
}

.home-school-life-icon.meal-icon {
  background: var(--info-soft);
  color: var(--info);
}

.home-school-life-icon.event-icon {
  background: var(--warning-soft);
  color: var(--warning);
}

.home-context-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
}

.home-context-item {
  min-width: 0;
  min-height: 86px;
  border: 0;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  padding: 13px;
}

.home-context-item:nth-child(2n) {
  border-right: 0;
}

.home-context-item:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.home-context-item:hover {
  background: var(--surface-subtle);
}

.notice-feature-card,
.notice-mini,
.home-community-row {
  border-radius: var(--radius-control);
}

.home-notice-panel.is-single {
  display: block;
  overflow: hidden;
  padding: 0;
}

.home-notice-row {
  display: grid;
  width: 100%;
  min-width: 0;
  min-height: 62px;
  grid-template-columns: auto minmax(0, 1fr) auto 18px;
  align-items: center;
  gap: 10px;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 10px 14px;
  color: var(--text);
  text-align: left;
}

.home-notice-row:hover {
  background: var(--surface-subtle);
}

.home-notice-row-label {
  display: inline-flex;
  min-height: 22px;
  align-items: center;
  border-radius: var(--radius-pill);
  background: var(--brand-soft);
  padding: 2px 8px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.home-notice-row strong {
  min-width: 0;
  overflow: hidden;
  font-size: 14px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-notice-row time {
  color: var(--text-2);
  font-size: 11px;
  white-space: nowrap;
}

.home-notice-row > .icon {
  width: 18px;
  height: 18px;
  color: var(--text-2);
}

/* Home/public feed: one list surface, not a card grid inside cards. */
.home-school-feed {
  display: grid;
  gap: 10px;
}

.school-feed-section-head {
  display: flex;
  min-width: 0;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
}

.school-feed-tabs {
  width: min(260px, 100%);
}

.school-feed-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.school-feed-card {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 0;
  grid-template-rows: auto auto auto;
  gap: 6px;
  overflow: visible;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  padding: 10px 0;
  color: var(--text);
  box-shadow: none;
}

.school-feed-card:last-child {
  border-bottom: 0;
}

.school-feed-card::before {
  display: none;
}

.school-feed-card:hover {
  transform: none;
  background: var(--surface-subtle);
}

.school-feed-author-row,
.school-feed-author,
.school-feed-meta,
.school-feed-metrics {
  display: flex;
  min-width: 0;
  align-items: center;
}

.school-feed-author-row {
  justify-content: space-between;
  gap: 10px;
}

.school-feed-author {
  gap: 9px;
}

.school-feed-avatar {
  display: grid;
  width: 32px;
  min-width: 32px;
  height: 32px;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
}

.school-feed-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.school-feed-author > span:last-child {
  display: grid;
  min-width: 0;
  gap: 1px;
}

.school-feed-author strong,
.school-feed-author small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.school-feed-author strong {
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}

.school-feed-author small {
  color: var(--text-2);
  font-size: 11px;
}

.school-feed-save {
  display: grid;
  width: 36px;
  min-width: 36px;
  height: 36px;
  place-items: center;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  padding: 0;
  color: var(--text-2);
}

.school-feed-save:hover,
.school-feed-save.is-saved {
  background: var(--brand-soft);
  color: var(--brand);
}

.school-feed-content.has-media {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 92px;
  align-items: start;
  gap: 10px;
}

.school-feed-copy {
  display: grid;
  min-width: 0;
  align-content: start;
  gap: 4px;
}

.school-feed-labels {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 5px;
}

.school-feed-labels > span {
  display: inline-flex;
  min-height: 22px;
  align-items: center;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--surface-subtle);
  padding: 2px 7px;
  color: var(--text-2);
  font-size: 11px;
  font-weight: 600;
}

.school-feed-labels .school-feed-kind {
  background: var(--info-soft);
  color: var(--info);
}

.school-feed-card.is-post .school-feed-labels .school-feed-kind,
.school-feed-labels .is-resolved {
  background: var(--brand-soft);
  color: var(--brand);
}

.school-feed-copy h3 {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--text);
  font-size: 17px;
  font-weight: 650;
  line-height: 1.4;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.school-feed-copy p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.school-feed-thumbnail {
  width: 92px;
  height: 68px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface-subtle);
  object-fit: cover;
}

.school-feed-meta {
  gap: 8px;
  border-top: 0;
  padding-top: 0;
  color: var(--text-2);
  font-size: 11px;
}

.school-feed-metrics {
  gap: 10px;
}

.school-feed-metrics > span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.school-feed-meta time {
  margin-left: auto;
  white-space: nowrap;
}

.school-feed-empty {
  border: 0;
}

.school-feed-skeleton {
  cursor: default;
}

.school-feed-skeleton > span {
  height: 12px;
  border-radius: 5px;
  background: #e7ece9;
}

/* Guest home: keep the public explanation compact and use the site brand for entry actions. */
.guest-site-intro {
  border-color: var(--border);
  border-top-width: 1px;
  border-radius: var(--radius-card);
}

.guest-intro-main {
  gap: 24px;
  padding: 34px 32px;
}

.guest-intro-heading h1,
.guest-access-gate h1 {
  font-weight: 700;
}

.guest-intro-actions {
  margin-top: 20px;
}

.guest-intro-actions .primary,
.guest-quiz-entry .primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.guest-intro-actions .primary:hover,
.guest-quiz-entry .primary:hover {
  border-color: var(--brand-hover);
  background: var(--brand-hover);
}

.guest-service-row {
  padding: 18px;
}

.guest-quiz-entry {
  padding: 20px 32px;
}

.guest-privacy-note {
  padding: 10px 32px;
}

/* Question list */
.question-filter-panel {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.question-search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.question-search-field {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
}

.question-search-field input {
  min-width: 0;
  min-height: 0 !important;
  flex: 1 1 auto;
  border: 0 !important;
  background: transparent !important;
  padding: 0 !important;
  box-shadow: none !important;
}

.question-sort-menu {
  position: relative;
}

.question-sort-menu > summary {
  display: inline-flex;
  min-width: 90px;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-control);
  background: var(--surface);
  padding: 0 12px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
  list-style: none;
}

.question-sort-menu > summary::-webkit-details-marker {
  display: none;
}

.question-filter-subjects,
.question-filter-subjects .chips {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 6px;
}

.question-filter-subjects .chip {
  min-height: 34px;
  border-radius: var(--radius-pill);
  padding-inline: 11px;
  font-size: 12px;
  font-weight: 550;
}

.question-filter-subjects .chip.active {
  border-color: #b8d8ca;
  background: var(--brand-soft);
  color: var(--brand);
}

.question-status-tabs {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-flow: row;
}

.question-results-section {
  gap: 14px;
}

.question-list,
.question-results-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.question-card,
.question-feed-card {
  position: relative;
  display: grid;
  min-width: 0;
  gap: 11px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 18px;
  color: var(--text);
  box-shadow: none;
}

.question-card::before,
.question-feed-card::before,
.question-card::after,
.question-feed-card::after {
  display: none !important;
}

.question-card:hover,
.question-feed-card:hover {
  transform: none;
  border-color: #b8c8bf;
  background: #fcfefd;
  box-shadow: none;
}

.question-card-author {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
  color: var(--text-2);
  font-size: 12px;
}

.question-card-author > * {
  min-width: 0;
}

.question-card-author > span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.question-card-route {
  display: grid;
  min-width: 0;
  gap: 11px;
  border-radius: 10px;
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

.question-card-route:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 4px;
}

.question-card-labels {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 6px;
}

.question-card-labels > span {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface-subtle);
  padding: 4px 9px;
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
}

.question-card-labels .question-kind-label {
  border-color: #c9d8f7;
  background: var(--info-soft);
  color: var(--info);
}

.question-card-labels .question-status-label {
  border-color: #b8d8ca;
  background: var(--brand-soft);
  color: var(--brand);
}

.question-card-content {
  display: block;
  min-width: 0;
}

.question-card-content.has-media {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 126px;
  align-items: start;
  gap: 16px;
}

.question-card-content > div {
  min-width: 0;
}

.question-card-content h3 {
  margin: 0;
  color: var(--text);
  font-size: 18px;
  font-weight: 650;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.question-card-content p {
  display: -webkit-box;
  overflow: hidden;
  margin: 6px 0 0;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.question-card-content small {
  display: block;
  margin-top: 6px;
  color: var(--text-2);
  font-size: 12px;
}

.question-card-content > img {
  width: 126px;
  height: 92px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface-subtle);
  object-fit: cover;
}

.question-card-meta {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  border-top: 1px solid var(--border);
  padding-top: 11px;
  color: var(--text-2);
  font-size: 12px;
}

.question-card-meta > span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.question-card-meta time {
  margin-left: auto;
  white-space: nowrap;
}

.question-feed-card.is-compact {
  gap: 8px;
  padding: 14px;
}

/* Quiz */
.quiz-workspace {
  gap: var(--space-4);
}

.quiz-hero {
  display: grid;
  min-height: 210px;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 32%);
  align-items: center;
  padding: 26px 30px;
}

.quiz-hero > div {
  display: grid;
  min-width: 0;
  gap: 7px;
}

.quiz-hero > div > span {
  color: rgba(255, 255, 255, .72);
  font-size: 13px;
}

.quiz-hero h1 {
  margin: 0;
  color: #fff;
  font-size: 31px;
  font-weight: 700;
  line-height: 1.2;
}

.quiz-hero p {
  max-width: 440px;
  margin: 0;
  color: rgba(255, 255, 255, .84);
  font-size: 14px;
  line-height: 1.55;
}

.quiz-hero > div > .quiz-hero-join {
  display: inline-flex;
  width: fit-content;
  min-width: 178px;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 12px;
  border: 0;
  border-radius: var(--radius-control);
  background: #fff;
  padding: 0 18px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 700;
}

.quiz-hero > img {
  position: absolute;
  right: 14px;
  bottom: -22px;
  width: 225px;
  height: 225px;
  object-fit: contain;
  pointer-events: none;
}

.quiz-workspace .quiz-section-tabs.workspace-tabs {
  width: 100%;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-flow: row;
}

.quiz-workspace .quiz-section-tabs > button {
  min-height: 44px;
}

.quiz-workspace .quiz-section-tabs > button.active {
  background: var(--brand);
  color: #fff;
  box-shadow: none;
}

.quiz-toolbar.panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px;
}

.quiz-toolbar .search-field {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
}

.quiz-toolbar .search-field input {
  min-width: 0;
  min-height: 0 !important;
  flex: 1 1 auto;
  border: 0 !important;
  background: transparent !important;
  padding: 0 !important;
  box-shadow: none !important;
}

.quiz-list-head {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-inline: 2px;
}

.quiz-list-head strong {
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
}

.quiz-list-head select {
  width: auto;
  min-height: 36px;
  border-radius: var(--radius-control);
  padding-inline: 10px 28px;
  font-size: 12px;
}

.quiz-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
}

.quiz-grid .quiz-card,
.quiz-card {
  position: relative;
  display: grid;
  width: 100%;
  min-width: 0;
  min-height: 0;
  align-content: start;
  gap: 9px;
  overflow: visible;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 16px;
  color: var(--text);
  box-shadow: none;
}

.quiz-grid .quiz-card:hover,
.quiz-card:hover {
  transform: none;
  border-color: #b8c8bf;
  box-shadow: none;
}

.quiz-cover-image {
  width: 100%;
  max-height: 152px;
  border-radius: var(--radius-control);
  object-fit: cover;
}

.quiz-card-head,
.quiz-card-meta,
.quiz-card-actions {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
}

.quiz-code {
  display: inline-flex;
  min-height: 29px;
  align-items: center;
  border: 1px solid #b8d8ca;
  border-radius: 8px;
  background: var(--brand-soft);
  padding: 4px 9px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 700;
}

.quiz-card h3 {
  margin: 0;
  color: var(--text);
  font-size: 18px;
  font-weight: 650;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.quiz-card > p {
  display: -webkit-box;
  overflow: hidden;
  min-height: 0;
  margin: 0;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.quiz-card-meta {
  color: var(--text-2);
  font-size: 12px;
}

.quiz-card-meta > span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.quiz-mini-rank {
  min-height: 0;
  border: 0;
  border-radius: 0;
  background: var(--surface-subtle);
  padding: 8px 10px;
  color: var(--text-2);
  font-size: 12px;
}

.quiz-card-actions {
  margin-top: 2px;
  border-top: 1px solid var(--border);
  padding-top: 11px;
}

.quiz-card-actions > button {
  flex: 1 1 110px;
}

.quiz-card-more {
  position: relative;
  flex: 0 0 auto;
}

.quiz-card-more > summary {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-control);
  padding: 0 12px;
  list-style: none;
}

.quiz-card-more > summary::-webkit-details-marker {
  display: none;
}

.quiz-grid .quiz-list-card {
  display: grid;
  grid-template-columns: 94px minmax(0, 1fr) 42px 20px;
  align-items: center;
  gap: 14px;
  overflow: visible;
  padding: 16px 18px;
}

.quiz-list-code {
  display: grid;
  width: 94px;
  min-width: 94px;
  min-height: 72px;
  place-content: center;
  gap: 4px;
  border: 1px solid #9ac9b7;
  border-radius: var(--radius-control);
  background: #f7fcfa;
  color: var(--brand);
  text-align: center;
}

.quiz-list-code small {
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
}

.quiz-list-code strong {
  max-width: 82px;
  overflow: hidden;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.quiz-list-copy {
  display: grid;
  min-width: 0;
  gap: 5px;
}

.quiz-list-copy .quiz-card-head {
  min-height: 0;
}

.quiz-list-copy h3 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.quiz-list-copy > p {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.quiz-list-copy .quiz-card-meta {
  margin-top: 3px;
}

.quiz-list-card .quiz-card-more {
  grid-column: 3;
}

.quiz-list-card .quiz-card-more > summary {
  width: 42px;
  min-width: 42px;
  padding: 0;
}

.quiz-list-card .quiz-card-more > div {
  position: absolute;
  z-index: 12;
  top: calc(100% + 6px);
  right: 0;
  display: grid;
  min-width: 132px;
  gap: 5px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
  padding: 7px;
  box-shadow: var(--shadow-lifted);
}

.quiz-list-card .quiz-card-more > div > button {
  width: 100%;
  justify-content: flex-start;
}

.quiz-list-open {
  display: grid;
  width: 20px;
  height: 32px;
  place-items: center;
  color: var(--text-2);
}

.quiz-list-open .icon {
  width: 18px;
  height: 18px;
}

/* Question detail and long-form answers */
.question-detail-page,
.notice-detail-page {
  gap: 16px;
}

.detail-appbar {
  display: grid;
  min-width: 0;
  min-height: 48px;
  grid-template-columns: 44px minmax(0, 1fr) 44px;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}

.detail-appbar > strong {
  min-width: 0;
  overflow: hidden;
  color: var(--text);
  font-size: 17px;
  font-weight: 650;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detail-appbar > span:last-child {
  display: block;
  width: 44px;
}

.detail-appbar .icon-only {
  width: 42px;
  min-width: 42px;
  min-height: 42px;
  border-color: transparent;
  background: transparent;
}

.question-detail-toolbar {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
}

.question-detail-card {
  display: grid;
  gap: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 20px;
}

.question-detail-heading {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 14px;
  border: 0;
  padding: 0 0 14px;
}

.question-detail-heading::before,
.question-detail-heading::after {
  display: none !important;
}

.question-detail-title-copy {
  display: grid;
  min-width: 0;
  gap: 9px;
}

.question-detail-context {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 6px;
}

.question-detail-context > span {
  display: inline-flex;
  min-height: 25px;
  align-items: center;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--surface-subtle);
  padding: 3px 9px;
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
}

.question-detail-title-copy h1 {
  margin: 0;
  color: var(--text);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.question-object-menu {
  position: relative;
}

.question-object-menu > summary {
  list-style: none;
}

.question-object-menu > summary::-webkit-details-marker {
  display: none;
}

.question-body,
.question-detail-card > .content-box,
.answer-card > .content-box,
.notice-card > .content-box {
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  color: var(--text);
}

.question-body,
.answer-content,
.notice-body-copy,
.prose,
.forum-rendered-document {
  min-width: 0;
  color: var(--text);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) p {
  margin: 0 0 12px;
}

:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) p:last-child {
  margin-bottom: 0;
}

:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) h2 {
  margin: 28px 0 10px;
  font-size: 21px;
  font-weight: 700;
  line-height: 1.35;
}

:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) h3 {
  margin: 22px 0 8px;
  font-size: 17px;
  font-weight: 650;
  line-height: 1.4;
}

:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) ul,
:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) ol {
  margin: 10px 0 14px;
  padding-left: 1.5em;
}

:where(.question-body, .answer-content, .notice-body-copy, .prose, .forum-rendered-document) li + li {
  margin-top: 5px;
}

.question-image,
.question-image-action,
.hand-image-list {
  max-width: 100%;
}

.question-image-action {
  overflow: hidden;
  border-radius: var(--radius-control);
}

.question-image-action .question-image,
.question-detail-card > .image-preview .question-image {
  width: 100%;
  max-height: 560px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  object-fit: contain;
}

.question-attempt-box {
  border-left: 3px solid var(--brand);
  background: var(--brand-soft);
  padding: 14px 16px;
}

.question-attempt-box h3 {
  margin: 0 0 7px;
  font-size: 14px;
  font-weight: 650;
}

.question-detail-actions,
.answer-card .chips {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 8px;
}

.answer-list {
  display: grid;
  gap: 12px;
}

.answer-card {
  display: grid;
  min-width: 0;
  gap: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 18px;
  box-shadow: none;
}

.answer-card::before,
.answer-card::after {
  display: none !important;
}

.answer-card .card-head {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.answer-card .card-head h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 650;
}

.ai-answer-card {
  border-color: #cddfd7;
  background: var(--surface);
}

.ai-answer-badge {
  display: inline-flex;
  min-height: 27px;
  align-items: center;
  gap: 5px;
  border-radius: var(--radius-pill);
  background: var(--brand-soft);
  padding: 4px 9px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 650;
}

.ai-answer-card .answer-content {
  border: 0;
  background: transparent;
  padding: 0;
  white-space: normal;
}

.ai-solution-column {
  display: grid;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.ai-solution-section {
  display: grid;
  min-width: 0;
  gap: 8px;
  padding: 16px 18px;
}

.ai-solution-final {
  border-bottom: 1px solid #b8d8ca;
  background: var(--brand-soft);
}

.ai-solution-label {
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
}

.ai-solution-copy {
  min-width: 0;
  color: var(--text);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.72;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.ai-solution-final .ai-solution-copy {
  color: var(--brand-strong);
  font-size: 17px;
  font-weight: 650;
  line-height: 1.55;
}

.ai-solution-work .ai-solution-copy {
  max-width: 76ch;
}

.ai-solution-legacy {
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
  padding: 16px 18px;
}

.math-content,
[data-math-render],
[data-ai-math-render] {
  min-width: 0;
}

.math-content .katex-display,
[data-math-render] .katex-display,
.prose .katex-display {
  max-width: 100%;
  margin: 16px 0;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 2px 0 6px;
  text-align: left;
  -webkit-overflow-scrolling: touch;
}

.katex-display > .katex {
  min-width: max-content;
  text-align: left;
}

.ai-followup-guide {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 4px 10px;
  margin-top: 0;
  border-top: 1px solid var(--border);
  padding: 13px 0 0;
  color: var(--text-2);
}

.ai-followup-guide > div {
  display: grid;
  grid-row: 1 / span 2;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
}

.ai-followup-guide p {
  display: grid;
  gap: 2px;
  margin: 0;
}

.ai-followup-guide strong {
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}

.ai-followup-guide span,
.ai-followup-guide small {
  color: var(--text-2);
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.ai-followup-guide small {
  grid-column: 2;
}

.ai-graph-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.ai-graph-canvas {
  max-width: 100%;
  overflow-x: auto;
}

/* Notice */
.notice-card,
.school-notice-card {
  display: grid;
  min-width: 0;
  gap: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 18px;
  box-shadow: none;
}

.notice-card:hover,
.school-notice-card:hover {
  transform: none;
  border-color: #b8c8bf;
  box-shadow: none;
}

.notice-card::before,
.notice-card::after,
.school-notice-card::before,
.school-notice-card::after {
  display: none !important;
}

.notice-card-banner {
  width: calc(100% + 36px);
  max-width: none;
  max-height: 330px;
  margin: -18px -18px 2px;
  border-radius: 0;
  object-fit: cover;
}

.notice-card .card-head {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.notice-card .card-head > div {
  min-width: 0;
}

.notice-card h3 {
  margin: 8px 0 0;
  color: var(--text);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.38;
  overflow-wrap: anywhere;
}

.notice-card-summary .notice-body-copy {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.notice-card-expanded {
  gap: 18px;
  padding: 22px;
}

.notice-card-expanded .notice-card-banner {
  width: calc(100% + 44px);
  margin: -22px -22px 2px;
}

.notice-card-expanded h3 {
  font-size: 24px;
}

.notice-card-open {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 650;
}

.notice-interaction,
.notice-html-panel,
.notice-quiz-gate {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface-subtle);
  padding: 16px;
}

/* Profile: no fixed-width tab or trophy can escape its page. */
.profile-page,
.profile-page > *,
.profile-cover,
.profile-cover-main,
.profile-identity,
.profile-identity > *,
.profile-stat-grid,
.profile-navigation-shell,
.profile-primary-tabs,
.profile-more-menu,
.profile-more-popover,
.profile-shortcut-grid,
.profile-section-card,
.profile-achievement-card,
.trophy-mini-row,
.trophy-grid,
.trophy-card {
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}

.profile-page {
  gap: 16px;
}

.profile-cover {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  box-shadow: none;
}

.profile-cover::before,
.profile-cover::after {
  display: none !important;
}

.profile-cover-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: transparent;
  padding: 20px;
}

.profile-identity {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 14px;
}

.profile-identity h1 {
  margin: 5px 0 3px;
  color: var(--text);
  font-size: 27px;
  font-weight: 700;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.profile-identity p {
  margin: 0 0 5px;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.profile-edit-button {
  flex: 0 0 auto;
}

.profile-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--border);
  background: var(--surface-subtle);
}

.profile-stat-grid > div {
  display: grid;
  min-width: 0;
  min-height: 72px;
  place-content: center;
  gap: 2px;
  border-right: 1px solid var(--border);
  padding: 10px;
  text-align: center;
}

.profile-stat-grid > div:last-child {
  border-right: 0;
}

.profile-stat-grid strong {
  color: var(--text);
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.profile-stat-grid span {
  color: var(--text-2);
  font-size: 11px;
}

.profile-navigation-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(86px, 1fr);
  gap: 4px;
  overflow: visible;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 4px;
  box-shadow: none;
}

.profile-primary-tabs {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
}

.profile-primary-tabs button,
.profile-more-menu > summary {
  display: flex;
  min-width: 0;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  overflow: hidden;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  padding: 6px 8px;
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
  list-style: none;
}

.profile-primary-tabs button span,
.profile-more-menu > summary span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.profile-primary-tabs button.active,
.profile-more-menu.active > summary {
  background: var(--brand-soft);
  color: var(--brand);
  box-shadow: none;
}

.profile-more-menu > summary::-webkit-details-marker {
  display: none;
}

.profile-more-popover {
  position: absolute;
  z-index: 45;
  top: calc(100% + 8px);
  right: 0;
  display: grid;
  width: min(360px, calc(100vw - 28px));
  max-height: min(620px, calc(100vh - 120px));
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  padding: 14px;
  box-shadow: var(--shadow-lifted);
}

.profile-shortcut-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.profile-shortcut-card {
  display: grid;
  min-width: 0;
  min-height: 76px;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
  padding: 12px;
  color: var(--text);
  text-align: left;
  box-shadow: none;
}

.profile-shortcut-card:hover {
  transform: none;
  border-color: #b8c8bf;
  background: var(--surface-subtle);
}

.profile-shortcut-card > span {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.profile-shortcut-card strong,
.profile-shortcut-card small {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-shortcut-card strong {
  font-size: 14px;
  font-weight: 650;
  white-space: nowrap;
}

.profile-shortcut-card small {
  color: var(--text-2);
  font-size: 11px;
  line-height: 1.4;
}

.profile-achievement-card .trophy-mini-row,
.profile-page .trophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 10px;
}

.profile-overview-side,
.profile-achievement-card,
.profile-achievement-card > *,
.profile-achievement-card .workspace-section-head {
  overflow: visible;
}

.profile-achievement-card .workspace-section-head {
  min-height: 78px;
  align-items: center;
}

.profile-achievement-card .workspace-section-head > div:first-child {
  min-width: 0;
  flex: 1 1 auto;
}

.profile-achievement-art {
  display: block;
  width: clamp(72px, 7vw, 88px);
  min-width: clamp(72px, 7vw, 88px);
  height: clamp(72px, 7vw, 88px);
  flex: 0 0 auto;
  object-fit: contain;
  overflow: visible;
  filter: drop-shadow(0 8px 10px rgba(20, 45, 34, .12));
}

.trophy-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: center;
  gap: 11px;
  overflow: visible;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
  padding: 12px;
}

/* Notifications are compact action rows, not nested cards. */
.notification-list {
  display: grid;
  min-width: 0;
  gap: 0;
  overflow: hidden;
  border-block: 1px solid var(--border);
}

.notification-card {
  display: grid;
  width: 100%;
  min-width: 0;
  min-height: 64px;
  grid-template-columns: 44px minmax(0, 1fr) 10px 20px;
  align-items: center;
  gap: 10px;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  padding: 8px 8px 8px 4px;
  color: var(--text);
  text-align: left;
  box-shadow: none;
}

.notification-card:last-child {
  border-bottom: 0;
}

.notification-card:hover,
.notification-card:focus-visible {
  background: var(--brand-soft);
  box-shadow: none;
  transform: none;
}

.notification-card.is-read {
  color: var(--text-2);
}

.notification-card.is-opening,
.notification-card.is-opening:disabled {
  opacity: 1;
  cursor: wait;
  background: var(--surface-subtle);
}

.notification-type-icon {
  display: grid;
  width: 44px;
  min-width: 44px;
  height: 44px;
  place-items: center;
  border-radius: var(--radius-control);
  background: var(--surface-subtle);
  color: var(--brand);
}

.notification-card.is-read .notification-type-icon {
  color: var(--text-2);
}

.notification-type-icon .icon,
.notification-card > .icon:last-child {
  width: 18px;
  height: 18px;
}

.notification-list {
  display: grid;
  gap: 18px;
}

.notification-content-section {
  scroll-margin-top: calc(var(--polish-topbar-h) + 12px);
}

.notification-load-state,
.notification-target-alert {
  display: grid;
  min-width: 0;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
  padding: 12px 14px;
  color: var(--text-2);
}

.notification-load-state.is-compact {
  margin-bottom: 2px;
  border-inline: 0;
  border-radius: 0;
  background: transparent;
  padding-inline: 4px;
}

.notification-load-state.is-error,
.notification-target-alert.is-error,
.notification-target-alert.is-unavailable {
  border-color: color-mix(in srgb, var(--danger) 28%, var(--border));
  background: color-mix(in srgb, var(--danger) 5%, var(--surface));
  color: var(--text);
}

.notification-load-state > div,
.notification-target-alert > div:not(.notification-target-actions) {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.notification-load-state strong,
.notification-target-alert strong {
  color: var(--text);
  font-size: 14px;
}

.notification-load-state small,
.notification-target-alert small {
  color: var(--text-2);
  font-size: 12px;
  line-height: 1.45;
}

.notification-target-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.notification-load-state button,
.notification-target-actions button {
  min-height: 40px;
}

.notification-opening-spinner {
  width: 16px;
  height: 16px;
  justify-self: end;
}

.notification-group {
  display: grid;
  gap: 4px;
}

.notification-group > h3 {
  margin: 0;
  padding: 0 4px 6px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 650;
}

.notification-group > div {
  overflow: hidden;
  border-block: 1px solid var(--border);
  background: var(--surface);
}

.notification-copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.notification-copy strong,
.notification-copy small {
  min-width: 0;
  overflow: visible;
  text-overflow: clip;
  white-space: normal;
  overflow-wrap: anywhere;
}

.notification-copy strong {
  color: inherit;
  font-size: 14px;
  font-weight: 650;
  line-height: 1.4;
}

.notification-copy small {
  color: var(--text-2);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.35;
}

.notification-unread-dot {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--brand);
}

.notification-card > .icon:last-child {
  justify-self: end;
  color: var(--text-2);
}

.trophy-card img,
.trophy-card .trophy-art,
.trophy-art {
  width: 58px;
  min-width: 58px;
  height: 58px;
  object-fit: contain;
}

.trophy-card > * {
  min-width: 0;
}

.trophy-card strong,
.trophy-card p,
.trophy-card span {
  display: block;
  max-width: 100%;
  overflow: visible;
  text-overflow: clip;
  white-space: normal;
  overflow-wrap: anywhere;
  -webkit-box-orient: initial;
  -webkit-line-clamp: unset;
}

/* Keep complex tools usable while sharing the same restraint. */
.community-modern .community-shell {
  grid-template-columns: minmax(260px, 300px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.community-modern .community-control-panel,
.community-modern .community-board-browser,
.community-modern .community-main-panel > *,
.community-modern .feed-tab-panel,
.community-modern .community-hero {
  border-radius: var(--radius-card);
  box-shadow: none;
}

.community-modern .community-section-tabs {
  gap: 4px;
  border-radius: 12px;
  padding: 4px;
}

.community-modern .community-section-tabs > button {
  min-height: 42px;
  border-radius: 9px;
}

.class-notice-section > .workspace-section-head {
  display: flex;
  min-height: 0;
  align-items: center;
}

.class-notice-filters {
  display: flex;
  width: auto;
  flex-flow: row nowrap;
  gap: 4px;
}

.class-notice-filters button {
  width: auto;
  flex: 0 0 auto;
  white-space: nowrap;
}

.admin-section-tabs {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  overflow: visible;
}

.admin-section-tabs button {
  min-height: 42px;
  white-space: normal;
}

.forum-editor,
.forum-editor-toolbar,
.forum-editor-content,
.forum-editor-surface,
.quiz-editor,
.quiz-question-editor-list,
.quiz-question-editor {
  min-width: 0;
}

.forum-editor-toolbar {
  overscroll-behavior-inline: contain;
  scrollbar-width: thin;
}

.toast,
.toast-panel,
.notification-toast {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-control) !important;
  background: #fff !important;
  color: var(--text) !important;
  box-shadow: var(--shadow-lifted) !important;
}

.notification-peek-layer {
  position: fixed;
  z-index: 1400;
  inset: 0;
  pointer-events: none;
}

.notification-peek-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  background: transparent;
  pointer-events: auto;
}

.notification-peek {
  position: absolute;
  top: calc(var(--topbar-height, 64px) + 8px);
  right: max(16px, calc((100vw - 1180px) / 2));
  width: min(390px, calc(100vw - 24px));
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: 0 18px 46px rgb(18 38 28 / 16%);
  pointer-events: auto;
}

.notification-peek > header,
.notification-peek > footer {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px 6px 14px;
}

.notification-peek > header {
  border-bottom: 1px solid var(--border);
}

.notification-peek > footer {
  border-top: 1px solid var(--border);
}

.notification-peek > footer button {
  display: flex;
  width: 100%;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  gap: 4px;
  border: 0;
  background: transparent;
  color: var(--brand);
  font-weight: 700;
}

.notification-peek-row {
  display: grid;
  width: 100%;
  min-height: 54px;
  grid-template-columns: 30px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 9px;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: var(--surface);
  padding: 8px 12px;
  color: var(--text);
  text-align: left;
}

.notification-peek-row:hover,
.notification-peek-row:focus-visible {
  background: var(--surface-subtle);
}

.notification-peek-row > span:nth-child(2) {
  min-width: 0;
}

.notification-peek-row strong,
.notification-peek-row small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.notification-peek-row strong {
  font-size: 13px;
  font-weight: 650;
}

.notification-peek-row small {
  margin-top: 2px;
  color: var(--text-2);
  font-size: 11px;
}

.notification-peek-row .icon:last-child {
  width: 16px;
  height: 16px;
  color: var(--text-2);
}

.notification-peek-empty,
.notification-peek-loading {
  display: flex;
  min-height: 62px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--text-2);
  font-size: 13px;
}

@media (max-width: 760px) {
  .notification-peek {
    top: calc(56px + env(safe-area-inset-top));
    right: 8px;
    width: calc(100vw - 16px);
    border-radius: 12px;
  }

  .notification-peek-row {
    min-height: 50px;
  }
}

/* Tablet */
@media (min-width: 761px) and (max-width: 1050px) {
  .topbar-inner {
    width: calc(100% - 28px);
    gap: 9px;
  }

  .topbar .brand {
    width: auto;
    min-width: 132px;
    max-width: none;
    justify-content: flex-start;
    overflow: visible;
  }

  .topbar .brand-title {
    display: block;
  }

  .nav button,
  .primary-nav button {
    padding-inline: 8px;
    font-size: 12px;
  }

  .profile-pill .account-label {
    display: none;
  }

  .profile-pill {
    width: 42px;
    min-width: 42px;
    padding: 3px;
  }

  .community-modern .community-shell {
    grid-template-columns: minmax(230px, 270px) minmax(0, 1fr);
  }
}

/* Mobile: recomposed instead of scaled down. */
.profile-settings-page {
  max-width: 760px;
  margin-inline: auto;
}

.account-workspace {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.account-appbar {
  grid-template-columns: 44px minmax(0, 1fr) 44px;
  margin-bottom: 2px;
}

.account-appbar > strong {
  text-align: center;
  font-size: 19px;
}

.account-settings-index {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.account-settings-index button {
  min-width: 0;
  min-height: 48px;
  border: 0;
  border-right: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  color: var(--text-2);
  font-size: 13px;
}

.account-settings-index button:last-child {
  border-right: 0;
}

.account-settings-stack {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.account-settings-stack > .panel,
.account-secondary-settings > .panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: none;
}

.account-readonly-school {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface-subtle);
}

.account-readonly-school > span {
  display: grid;
  gap: 3px;
  min-width: 0;
  padding: 12px;
  border-right: 1px solid var(--border);
}

.account-readonly-school > span:last-child {
  border-right: 0;
}

.account-readonly-school small,
.account-identity-current span,
.account-change-preview span {
  color: var(--text-2);
  font-size: 12px;
}

.account-readonly-school strong,
.account-identity-current strong,
.account-change-preview strong {
  overflow-wrap: anywhere;
  font-size: 14px;
}

.account-student-number-settings,
.account-password-form,
.account-inline-form,
.account-confirm-form,
.account-correction-form {
  display: grid;
  gap: 12px;
}

.account-identity-current {
  display: grid;
  gap: 4px;
  padding: 13px 14px;
  border-radius: var(--radius-control);
  background: var(--brand-soft);
  color: var(--brand-hover);
}

.account-inline-form {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

.account-inline-form button,
.account-password-form button,
.account-correction-form button {
  min-height: 48px;
}

.account-change-preview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
}

.account-change-preview > div {
  display: grid;
  gap: 4px;
}

.account-change-preview > p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--text-2);
  font-size: 13px;
}

.account-change-preview.is-unavailable {
  border-color: color-mix(in srgb, var(--danger) 30%, var(--border));
  background: color-mix(in srgb, var(--danger) 4%, white);
}

.account-change-arrow {
  display: grid;
  place-items: center;
}

.account-password-form {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.account-password-form > button {
  grid-column: 3;
}

.account-logout-row {
  width: 100%;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  color: var(--danger);
  background: var(--surface);
  text-align: left;
}

.notice-detail-page {
  max-width: 820px;
  margin-inline: auto;
}

.notice-article {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
}

.notice-article-banner {
  width: 100%;
  margin: 0;
  border-bottom: 1px solid var(--border);
  background: var(--surface-subtle);
}

.notice-article-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: contain;
}

.notice-article-head,
.notice-article-body,
.notice-article > .notice-html-panel,
.notice-article > .post-quiz-gate,
.notice-article > .notice-interaction {
  margin-inline: clamp(18px, 4vw, 42px);
}

.notice-article-head {
  padding: clamp(24px, 5vw, 42px) 0 22px;
  border-bottom: 1px solid var(--border);
}

.notice-article-head h1 {
  margin: 12px 0 14px;
  font-size: clamp(25px, 4vw, 34px);
  line-height: 1.3;
  letter-spacing: 0;
}

.notice-article-head .meta {
  gap: 6px 14px;
}

.notice-article-body {
  min-height: 160px;
  padding: 28px 0 36px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.78;
  overflow-wrap: anywhere;
}

.notice-article > .notice-html-panel,
.notice-article > .post-quiz-gate,
.notice-article > .notice-interaction {
  margin-bottom: 24px;
}

.notice-article > .notice-action {
  margin: 0 clamp(18px, 4vw, 42px) 32px;
}

.notice-article .notice-html-panel iframe {
  height: min(70dvh, 720px) !important;
  min-height: 360px;
}

.notice-object-menu {
  position: relative;
}

.notice-object-menu > summary {
  list-style: none;
}

.notice-object-menu > summary::-webkit-details-marker {
  display: none;
}

.notice-object-menu > div {
  position: absolute;
  z-index: 8;
  top: calc(100% + 8px);
  right: 0;
  width: min(260px, calc(100vw - 28px));
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--surface);
  box-shadow: 0 10px 28px rgba(20, 45, 34, .12);
}

.notice-object-menu .notice-manage-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
}

.notice-object-menu .notice-manage-actions > * {
  width: 100%;
  justify-content: flex-start;
}

@media (max-width: 820px) {
  :root {
    --ui-header-h: 58px;
    --polish-mobile-tab-h: 60px;
  }

  html {
    scroll-padding-top: 68px;
    scroll-padding-bottom: calc(var(--polish-mobile-tab-h) + env(safe-area-inset-bottom) + 14px);
  }

  body {
    padding-bottom: 0;
  }

  .app-shell {
    padding-bottom: calc(var(--polish-mobile-tab-h) + env(safe-area-inset-bottom));
  }

  .container,
  .app-shell > .container {
    width: calc(100% - 28px);
    padding-top: 18px;
    padding-bottom: 22px;
  }

  .workspace-page,
  .workspace-subpage,
  .detail,
  .profile-page,
  .home-workspace,
  .questions-workspace,
  .quiz-workspace,
  .ask-workspace,
  .class-hub {
    gap: 16px;
  }

  .topbar-inner {
    width: calc(100% - 24px);
    min-height: var(--ui-header-h);
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 6px;
    padding: 5px 0;
  }

  .primary-nav,
  .teacher-festival-role {
    display: none;
  }

  .topbar-actions {
    display: flex;
    gap: 0;
  }

  .topbar-actions .topbar-ask-cta {
    display: none;
  }

  .brand,
  .topbar .brand {
    width: auto !important;
    min-width: 0 !important;
    max-width: none !important;
    inline-size: auto !important;
    min-inline-size: 0 !important;
    max-inline-size: none !important;
    flex: none !important;
    min-height: 46px;
    contain: none !important;
    gap: 7px;
    overflow: visible !important;
    padding-inline: 2px;
  }

  .brand-icons,
  .brand img,
  .brand-logo {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
  }

  .topbar .brand-title.school-brand-title {
    display: block !important;
    max-width: 108px;
    overflow: hidden;
    font-size: 14px;
    text-overflow: ellipsis;
  }

  .topbar-right {
    grid-column: 3;
  }

  .account {
    gap: 4px;
  }

  .notification-card {
    min-height: 60px;
    grid-template-columns: 44px minmax(0, 1fr) 8px 18px;
    gap: 8px;
    padding-right: 4px;
  }

  .notification-load-state,
  .notification-target-alert {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .notification-load-state > button,
  .notification-target-actions {
    grid-column: 1 / -1;
    width: 100%;
  }

  .notification-load-state > button,
  .notification-target-actions button {
    flex: 1;
  }

  .topbar-notice-button,
  .profile-pill,
  .guest-login-pill,
  .mobile-logout-button {
    width: 44px;
    min-width: 44px;
    max-width: 44px;
    height: 44px;
    min-height: 44px;
    border-radius: var(--radius-control);
    padding: 0;
  }

  .profile-pill {
    border: 0;
    background: transparent;
  }

  .profile-pill .avatar {
    width: 40px;
    min-width: 40px;
    height: 40px;
  }

  .app-shell:not(.is-festival-teacher) .mobile-logout-button {
    display: none;
  }

  .account-password-form,
  .account-inline-form {
    grid-template-columns: minmax(0, 1fr);
  }

  .account-password-form > button {
    grid-column: auto;
    width: 100%;
  }

  .profile-pill .account-label,
  .guest-login-pill .account-label {
    display: none;
  }

  .workspace-head {
    display: grid;
    align-items: start;
    gap: 12px;
    padding: 2px 0 14px;
  }

  .workspace-title-block h1,
  .workspace-title-block h2,
  .workspace-head h1,
  .workspace-head h2 {
    font-size: 25px;
  }

  .workspace-title-block p,
  .workspace-head p {
    font-size: 13px;
  }

  .workspace-head-actions {
    width: 100%;
  }

  .workspace-head-actions > button,
  .workspace-head-actions > .primary,
  .workspace-head-actions > .ghost,
  .workspace-head-actions > details {
    width: 100%;
    flex: 1 1 100%;
  }

  .workspace-section-head,
  .section-title,
  .compact-title {
    align-items: flex-start;
  }

  .workspace-section-head h2,
  .workspace-section-head h3,
  .section-title h2,
  .section-title h3,
  .panel h2 {
    font-size: 19px;
  }

  .panel,
  .workspace-section,
  .profile-section-card,
  .login-required-panel {
    padding: 15px;
  }

  .home-welcome {
    padding-inline: 1px;
  }

  .home-welcome h1 {
    font-size: 25px;
  }

  .home-ask-hero {
    min-height: 166px;
    grid-template-columns: minmax(0, 1fr) 126px;
    padding: 20px;
  }

  .home-ask-copy {
    position: relative;
    z-index: 2;
    max-width: calc(100% - 92px);
  }

  .home-ask-copy small {
    font-size: 12px;
  }

  .home-ask-copy strong {
    font-size: 27px;
  }

  .home-ask-copy em {
    font-size: 12px;
  }

  .home-ask-hero > img {
    right: -10px;
    bottom: -7px;
    width: 155px;
    height: 155px;
    opacity: .96;
  }

  .home-search-panel,
  .home-school-life {
    padding: 14px;
  }

  .home-notice-panel,
  .home-school-feed {
    padding: 12px;
  }

  .home-notice-panel.is-single {
    padding: 0;
  }

  .home-class-summary,
  .home-club-summary {
    padding: 15px;
  }

  .home-notice-row {
    min-height: 58px;
    grid-template-columns: auto minmax(0, 1fr) 18px;
    gap: 8px;
    padding: 9px 12px;
  }

  .home-notice-row time {
    display: none;
  }

  .home-school-life-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .home-school-life-grid > button {
    min-height: 96px;
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 9px 8px;
  }

  .home-school-life-grid strong {
    font-size: 13px;
  }

  .home-school-life-grid em {
    display: none;
  }

  .home-school-life-icon {
    width: 32px;
    height: 32px;
  }

  .home-context-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .school-feed-section-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .school-feed-tabs {
    width: 100%;
    min-height: 44px;
    padding: 3px;
  }

  .school-feed-tabs > button {
    min-height: 38px;
    padding: 5px 8px;
  }

  .school-feed-card {
    gap: 4px;
    padding: 6px 0;
  }

  .school-feed-author-row {
    gap: 6px;
  }

  .school-feed-author {
    gap: 7px;
  }

  .school-feed-avatar {
    width: 30px;
    min-width: 30px;
    height: 30px;
  }

  .school-feed-author strong {
    font-size: 12px;
    line-height: 1.25;
  }

  .school-feed-author small {
    font-size: 10px;
    line-height: 1.25;
  }

  .school-feed-save {
    width: 34px;
    min-width: 34px;
    height: 34px;
  }

  .school-feed-content.has-media {
    grid-template-columns: minmax(0, 1fr) 72px;
    gap: 8px;
  }

  .school-feed-copy {
    gap: 3px;
  }

  .school-feed-labels {
    gap: 4px;
  }

  .school-feed-labels > span {
    min-height: 20px;
    padding: 2px 6px;
    font-size: 10px;
  }

  .school-feed-thumbnail {
    width: 72px;
    height: 54px;
  }

  .school-feed-copy h3 {
    font-size: 15px;
    -webkit-line-clamp: 1;
  }

  .school-feed-copy p {
    display: none;
  }

  .school-feed-meta,
  .school-feed-metrics {
    gap: 7px;
  }

  .guest-intro-main {
    gap: 18px;
    padding: 22px 18px;
  }

  .guest-intro-heading h1,
  .guest-access-gate h1 {
    font-size: 26px;
  }

  .guest-service-row {
    padding: 14px 16px;
  }

  .guest-quiz-entry {
    gap: 12px;
    padding: 18px 16px;
  }

  .guest-privacy-note {
    padding: 10px 16px;
  }

  .question-filter-panel {
    padding: 12px;
  }

  .question-sort-menu > summary {
    width: 46px;
    min-width: 46px;
    padding: 0;
    font-size: 0;
  }

  .question-sort-menu > summary .icon {
    width: 18px;
    height: 18px;
  }

  .question-filter-subjects {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .question-filter-subjects::-webkit-scrollbar {
    display: none;
  }

  .question-filter-subjects .chips {
    flex-wrap: nowrap;
  }

  .question-filter-subjects .chip {
    flex: 0 0 auto;
  }

  .question-status-tabs > button {
    padding-inline: 4px;
    font-size: 11px;
  }

  .question-card,
  .question-feed-card {
    gap: 10px;
    padding: 15px;
  }

  .question-card-content.has-media {
    grid-template-columns: minmax(0, 1fr) 96px;
    gap: 11px;
  }

  .question-card-content h3 {
    font-size: 17px;
  }

  .question-card-content p {
    font-size: 13px;
  }

  .question-card-content > img {
    width: 96px;
    height: 78px;
  }

  .question-card-meta {
    gap: 5px 9px;
  }

  .quiz-hero {
    min-height: 210px;
    grid-template-columns: minmax(0, 1fr) 132px;
    padding: 21px;
  }

  .quiz-hero > div {
    position: relative;
    z-index: 2;
    max-width: calc(100% - 76px);
  }

  .quiz-hero h1 {
    font-size: 28px;
  }

  .quiz-hero p {
    font-size: 13px;
  }

  .quiz-hero > div > .quiz-hero-join {
    min-width: 164px;
    min-height: 44px;
  }

  .quiz-hero > img {
    right: -13px;
    bottom: -4px;
    width: 168px;
    height: 168px;
  }

  .quiz-toolbar.panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .quiz-toolbar-actions {
    display: none;
  }

  .quiz-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .quiz-card {
    padding: 15px;
  }

  .quiz-grid .quiz-list-card {
    grid-template-columns: 78px minmax(0, 1fr) 38px 16px;
    gap: 10px;
    padding: 13px;
  }

  .quiz-list-code {
    width: 78px;
    min-width: 78px;
    min-height: 68px;
  }

  .quiz-list-code strong {
    max-width: 68px;
    font-size: 13px;
  }

  .quiz-list-copy h3 {
    font-size: 16px;
  }

  .quiz-list-copy > p {
    font-size: 12px;
  }

  .quiz-list-copy .quiz-card-meta {
    gap: 4px 8px;
    font-size: 11px;
  }

  .quiz-list-card .quiz-card-more > summary {
    width: 38px;
    min-width: 38px;
    min-height: 40px;
  }

  .quiz-list-open,
  .quiz-list-open .icon {
    width: 16px;
  }

  .detail-appbar {
    min-height: 46px;
    grid-template-columns: 42px minmax(0, 1fr) 42px;
    padding-bottom: 8px;
  }

  .question-detail-card,
  .answer-card,
  .notice-card,
  .school-notice-card {
    padding: 15px;
  }

  .question-detail-heading {
    gap: 10px;
  }

  .question-detail-title-copy h1 {
    font-size: 21px;
  }

  .question-body,
  .answer-content,
  .notice-body-copy,
  .prose,
  .forum-rendered-document {
    font-size: 15px;
    line-height: 1.68;
  }

  .answer-card .card-head {
    gap: 8px;
  }

  .ai-solution-section {
    padding: 14px;
  }

  .ai-solution-copy {
    font-size: 14px;
    line-height: 1.68;
  }

  .ai-solution-final .ai-solution-copy {
    font-size: 16px;
  }

  .notice-card-banner {
    width: calc(100% + 30px);
    margin: -15px -15px 2px;
  }

  .notice-card-expanded {
    padding: 16px;
  }

  .notice-card-expanded .notice-card-banner {
    width: calc(100% + 32px);
    margin: -16px -16px 2px;
  }

  .notice-card-expanded h3 {
    font-size: 21px;
  }

  .profile-cover-main {
    align-items: stretch;
    flex-direction: column;
    padding: 16px;
  }

  .profile-identity {
    align-items: start;
  }

  .profile-identity h1 {
    font-size: 23px;
  }

  .profile-edit-button {
    width: 100%;
  }

  .profile-navigation-shell {
    grid-template-columns: minmax(0, 4fr) minmax(64px, 1fr);
    gap: 2px;
  }

  .profile-primary-tabs {
    gap: 2px;
  }

  .profile-primary-tabs button,
  .profile-more-menu > summary {
    min-height: 48px;
    flex-direction: column;
    gap: 3px;
    padding: 5px 2px;
    font-size: 10px;
  }

  .profile-primary-tabs .icon,
  .profile-more-menu > summary .icon {
    width: 18px;
    height: 18px;
  }

  .profile-more-backdrop {
    position: fixed;
    z-index: 46;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 0;
    background: rgba(15, 25, 20, .34);
  }

  .profile-more-popover {
    position: fixed;
    z-index: 47;
    top: auto;
    right: 10px;
    bottom: calc(var(--polish-mobile-tab-h) + env(safe-area-inset-bottom) + 8px);
    left: 10px;
    width: auto;
    max-height: min(70vh, 560px);
    border-radius: var(--radius-card);
    padding: 16px;
  }

  .profile-shortcut-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .profile-shortcut-card {
    min-height: 74px;
    padding: 10px;
  }

  .profile-achievement-card .trophy-mini-row,
  .profile-page .trophy-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .profile-achievement-card .workspace-section-head {
    min-height: 64px;
  }

  .profile-achievement-art {
    width: clamp(58px, 17vw, 68px);
    min-width: clamp(58px, 17vw, 68px);
    height: clamp(58px, 17vw, 68px);
  }

  .profile-achievement-card .trophy-mini-row,
  .profile-page .trophy-grid {
    display: grid;
    width: 100%;
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .profile-achievement-card .trophy-card,
  .profile-page .trophy-card {
    width: 100%;
    grid-template-columns: 58px minmax(0, 1fr);
  }

  .community-modern .community-shell {
    display: block;
  }

  .community-modern .community-mobile-picker {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 44px 44px;
    gap: 7px;
    padding: 10px;
  }

  .community-modern .community-mobile-picker > button {
    width: 44px;
    min-width: 44px;
    padding: 0;
  }

  .community-modern .community-section-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .class-notice-section > .workspace-section-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .class-notice-filters {
    display: grid;
    width: 100%;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 3px;
  }

  .class-notice-filters button {
    width: 100%;
    min-width: 0;
    padding-inline: 4px;
  }

  .forum-editor-toolbar {
    display: flex;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
  }

  .forum-tool-button {
    flex: 0 0 42px;
  }

  .admin-section-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mobile-tabbar {
    position: fixed;
    z-index: 50;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    display: grid;
    width: 100% !important;
    max-width: none !important;
    height: calc(var(--polish-mobile-tab-h) + env(safe-area-inset-bottom));
    min-height: calc(var(--polish-mobile-tab-h) + env(safe-area-inset-bottom));
    grid-template-columns: repeat(var(--mobile-tab-count, 5), minmax(0, 1fr));
    grid-auto-flow: row;
    grid-auto-columns: initial;
    overflow: visible !important;
    border: 0;
    border-top: 1px solid var(--border);
    border-radius: 0 !important;
    background: rgba(255, 255, 255, .98);
    padding: 2px 6px env(safe-area-inset-bottom) !important;
    box-shadow: 0 -4px 16px rgba(20, 45, 34, .06);
    backdrop-filter: blur(14px);
    transform: none;
  }

  .mobile-tabbar > button {
    position: relative;
    display: grid;
    width: 100%;
    min-width: 0;
    height: 56px;
    min-height: 56px;
    place-content: center;
    gap: 2px;
    overflow: hidden;
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 4px 2px 3px;
    color: #707b75;
    font-size: 10px;
    font-weight: 550;
  }

  .mobile-tabbar > button::before {
    display: none;
  }

  .mobile-tabbar > button .icon {
    width: 21px;
    height: 21px;
    margin-inline: auto;
  }

  .mobile-tabbar > button span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-tabbar > button.active {
    background: transparent;
    color: var(--brand);
  }

  .toast {
    right: 14px;
    bottom: calc(var(--polish-mobile-tab-h) + env(safe-area-inset-bottom) + 12px);
    left: 14px;
    width: auto;
    max-width: none;
  }
}

@media (max-width: 430px) {
  .container,
  .app-shell > .container {
    width: calc(100% - 24px);
  }

  .home-ask-hero {
    padding: 18px;
  }

  .home-ask-copy {
    max-width: calc(100% - 72px);
  }

  .home-ask-copy em {
    max-width: 210px;
  }

  .home-search-panel > header .icon-only {
    width: 40px;
    min-width: 40px;
  }

  .home-school-life-head > button {
    font-size: 12px;
  }

  .home-school-life-grid > button {
    padding-inline: 7px;
  }

  .home-school-life-grid small,
  .home-school-life-grid strong {
    overflow-wrap: anywhere;
  }

  .school-feed-content.has-media {
    grid-template-columns: minmax(0, 1fr) 72px;
  }

  .school-feed-thumbnail {
    width: 72px;
    height: 54px;
  }

  .school-feed-meta time {
    margin-left: 0;
  }

  .question-card-content.has-media {
    grid-template-columns: minmax(0, 1fr) 84px;
  }

  .question-card-content > img {
    width: 84px;
    height: 72px;
  }

  .question-card-meta time {
    width: 100%;
    margin-left: 0;
  }

  .quiz-hero > div {
    max-width: calc(100% - 62px);
  }

  .quiz-grid .quiz-list-card {
    grid-template-columns: 72px minmax(0, 1fr) 36px 14px;
    gap: 8px;
    padding: 12px 10px;
  }

  .quiz-list-code {
    width: 72px;
    min-width: 72px;
    min-height: 64px;
  }

  .quiz-list-code strong {
    max-width: 62px;
  }

  .quiz-list-copy > p {
    display: none;
  }

  .quiz-list-copy .quiz-card-meta > span:nth-child(3) {
    display: none;
  }

  .profile-stat-grid > div {
    padding-inline: 5px;
  }

  .profile-primary-tabs button,
  .profile-more-menu > summary {
    font-size: 9px;
  }

  .profile-shortcut-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 360px) {
  .home-ask-hero {
    grid-template-columns: minmax(0, 1fr) 104px;
    padding: 18px 16px;
  }

  .home-ask-copy {
    max-width: none;
  }

  .home-ask-copy strong {
    white-space: nowrap;
    font-size: 25px;
  }

  .home-ask-copy em {
    max-width: 150px;
  }

  .home-ask-hero > img {
    right: -12px;
    width: 132px;
    height: 132px;
  }

  .topbar .brand-title {
    display: none !important;
  }

  .topbar .brand {
    width: 42px !important;
    min-width: 42px !important;
    max-width: 42px !important;
    inline-size: 42px !important;
    min-inline-size: 42px !important;
    max-inline-size: 42px !important;
  }

  .account-settings-index button span {
    display: none;
  }

  .account-change-preview {
    grid-template-columns: minmax(0, 1fr);
  }

  .account-change-arrow {
    transform: rotate(90deg);
  }
}

@media (min-width: 600px) and (max-width: 820px) {
  .guest-site-intro {
    grid-template-columns: minmax(0, 1fr) !important;
  }

  .guest-intro-main {
    grid-template-columns: minmax(0, 1fr) 190px !important;
  }
}

@media (hover: none), (pointer: coarse) {
  .question-card:hover,
  .question-feed-card:hover,
  .notice-card:hover,
  .school-notice-card:hover,
  .school-feed-card:hover,
  .profile-shortcut-card:hover,
  .quiz-card:hover {
    transform: none;
  }

  button:hover,
  summary:hover {
    filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* Quiz QA fixes: keep the quiz surface dense and stable without touching shared components. */
.quiz-workspace.section-browse {
  gap: 14px;
}

.quiz-workspace.section-browse .quiz-toolbar.panel {
  min-height: 52px;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 7px;
}

.quiz-workspace.section-browse .quiz-toolbar .search-field {
  min-height: 38px;
  border: 0;
  background: transparent;
}

.quiz-grid {
  gap: 10px;
}

.quiz-grid .quiz-card::before {
  display: none !important;
  content: none !important;
}

.quiz-grid .quiz-list-card {
  grid-template-columns: 82px minmax(0, 1fr) 18px;
  gap: 12px;
  border-color: var(--border);
  padding: 12px 14px;
}

.quiz-grid .quiz-list-card.can-manage {
  grid-template-columns: 82px minmax(0, 1fr) 40px 18px;
}

.quiz-list-code {
  width: 82px;
  min-width: 82px;
  min-height: 66px;
}

.quiz-list-code strong {
  max-width: 72px;
  font-size: 13px;
}

.quiz-list-copy {
  gap: 3px;
}

.quiz-list-copy .quiz-card-head:empty {
  display: none;
}

.quiz-list-copy h3 {
  font-size: 16px;
  line-height: 1.35;
}

.quiz-list-copy > p {
  font-size: 12px;
  line-height: 1.4;
}

.quiz-list-copy .quiz-card-meta {
  gap: 4px 8px;
  margin-top: 1px;
  font-size: 11px;
}

.quiz-list-card .quiz-card-more > summary {
  width: 40px;
  min-width: 40px;
  min-height: 40px;
}

.quiz-list-card .quiz-list-open {
  grid-column: -1;
}

.quiz-play {
  grid-template-rows: auto auto auto minmax(150px, auto) !important;
  overflow: visible;
}

.quiz-play .quiz-feedback-slot {
  min-height: 150px;
  align-items: stretch;
  overflow: visible;
}

.quiz-play .quiz-feedback-slot .quiz-feedback {
  min-height: 0;
  max-height: none;
  overflow: visible;
}

.quiz-play .quiz-feedback-slot .quiz-feedback p {
  max-height: none;
  overflow: visible;
}

@media (max-width: 760px) {
  .quiz-workspace.section-browse {
    gap: 12px;
  }

  .quiz-workspace.section-browse .quiz-toolbar.panel {
    min-height: 48px;
    padding: 5px 7px;
  }

  .quiz-workspace.section-create {
    gap: 12px;
  }

  .quiz-workspace.section-create .quiz-hero {
    height: 72px;
    min-height: 72px;
    grid-template-columns: minmax(0, 1fr) 72px;
    overflow: hidden;
    padding: 12px 15px;
  }

  .quiz-workspace.section-create .quiz-hero > div {
    max-width: none;
    gap: 0;
  }

  .quiz-workspace.section-create .quiz-hero > div > span,
  .quiz-workspace.section-create .quiz-hero p,
  .quiz-workspace.section-create .quiz-hero-join {
    display: none;
  }

  .quiz-workspace.section-create .quiz-hero h1 {
    font-size: 22px;
  }

  .quiz-workspace.section-create .quiz-hero > img {
    right: 0;
    bottom: -13px;
    width: 86px;
    height: 86px;
  }

  .quiz-grid .quiz-list-card {
    grid-template-columns: 68px minmax(0, 1fr) 14px;
    gap: 8px;
    padding: 10px 11px;
  }

  .quiz-grid .quiz-list-card.can-manage {
    grid-template-columns: 68px minmax(0, 1fr) 36px 14px;
  }

  .quiz-list-code {
    width: 68px;
    min-width: 68px;
    min-height: 60px;
  }

  .quiz-list-code strong {
    max-width: 60px;
    font-size: 12px;
  }

  .quiz-list-copy h3 {
    font-size: 15px;
  }

  .quiz-list-copy .quiz-card-meta > span:nth-child(3) {
    display: inline-flex;
  }

  .quiz-list-card .quiz-card-more > summary {
    width: 36px;
    min-width: 36px;
    min-height: 38px;
  }

  .quiz-play {
    grid-template-rows: auto auto auto minmax(186px, auto) !important;
  }

  .quiz-play .quiz-feedback-slot {
    min-height: 186px;
  }

  .quiz-play .quiz-feedback-slot .quiz-feedback {
    align-content: center;
    padding: 14px;
  }

  .quiz-play .quiz-feedback-slot .quiz-feedback > button {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .quiz-live-host .quiz-live-host-main {
    display: flex;
    min-height: 0;
    flex-direction: column;
    overflow-x: hidden;
    overflow-y: auto;
  }

  .quiz-live-host .quiz-live-question-stage {
    display: grid;
    min-height: auto;
    flex: 0 0 auto;
    grid-template-rows: auto auto auto auto;
    overflow: visible;
  }

  .quiz-live-host .quiz-live-host-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quiz-live-host .quiz-live-host-option {
    min-height: 64px;
    grid-template-columns: 24px minmax(0, 1fr);
    padding: 10px;
  }

  .quiz-live-host .quiz-live-host-option > em {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .quiz-live-host .quiz-live-side-rail {
    min-height: 0;
    flex: 0 0 auto;
  }
}

/* Final cross-screen QA: keep shared chrome and solo quiz surfaces predictable. */
.topbar .brand-title.school-brand-title {
  display: flex !important;
  height: 22px !important;
  min-height: 22px !important;
  align-items: center;
  overflow: visible !important;
  line-height: 22px !important;
}

.topbar .brand-title .school-title-only {
  display: inline-flex !important;
  height: 22px !important;
  min-height: 22px !important;
  align-items: center;
  overflow: visible !important;
  line-height: 22px !important;
}

.profile-more-menu[open] > .profile-more-backdrop {
  z-index: 1290;
}

.profile-more-menu[open] > .profile-more-popover {
  z-index: 1301;
}

.quiz-list-card .quiz-card-more > summary::after {
  display: none !important;
  content: none !important;
}

.app-shell .primary:not(.danger),
.app-shell button.primary:not(.danger),
.app-shell .button-primary:not(.danger),
.app-shell .workspace-primary-cta {
  border-color: var(--brand) !important;
  background: var(--brand) !important;
  background-image: none !important;
  color: #fff !important;
  box-shadow: none !important;
}

.app-shell .primary:not(.danger):hover,
.app-shell button.primary:not(.danger):hover,
.app-shell .button-primary:not(.danger):hover,
.app-shell .workspace-primary-cta:hover {
  border-color: var(--brand-hover) !important;
  background: var(--brand-hover) !important;
}

.app-shell .chip.active,
.app-shell .chip[aria-selected="true"] {
  box-shadow: none !important;
}

.quiz-start,
.quiz-play,
.quiz-result {
  --quiz-accent: var(--brand);
  --quiz-accent-strong: var(--brand-hover);
  --quiz-game-bg: var(--surface);
  border-color: var(--border);
  background: var(--bg);
  color: var(--text);
  box-shadow: none;
}

.quiz-start-card,
.quiz-result-card {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  box-shadow: none;
}

.quiz-start-card :is(h1, p, label),
.quiz-result-card :is(h1, p),
.quiz-result-card .hero-kicker,
.quiz-start-card > p,
.quiz-result-card > p {
  color: inherit;
}

.quiz-start-card .quiz-code,
.quiz-result-card .quiz-code,
.quiz-start-card .quiz-start-meta span {
  border-color: var(--border);
  background: var(--surface-subtle);
  color: var(--text-2);
}

.quiz-start-card .input {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
}

.quiz-start-card .primary,
.quiz-result-card .primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.quiz-start-card .primary:hover,
.quiz-result-card .primary:hover {
  border-color: var(--brand-hover);
  background: var(--brand-hover);
}

.quiz-start-card .ghost,
.quiz-result-card .ghost {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
}

.quiz-start-card .ghost:hover,
.quiz-result-card .ghost:hover {
  border-color: #b8d8ca;
  background: var(--brand-soft);
  color: var(--brand);
}

.quiz-play {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
}

.quiz-play .quiz-play-top .ghost,
.quiz-play .quiz-code,
.quiz-play .badge {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text-2);
}

.quiz-play .quiz-question-stage {
  border-color: var(--border);
  background: var(--surface);
}

.quiz-play .quiz-question-stage h1,
.quiz-play .quiz-help {
  color: var(--text);
}

.quiz-play .quiz-progress,
.quiz-play .quiz-timer {
  background: var(--surface-subtle);
}

.quiz-play .quiz-progress span,
.quiz-play .quiz-timer span {
  background: var(--brand);
}

.quiz-play .quiz-answer,
.quiz-play .quiz-answer.answer-1,
.quiz-play .quiz-answer.answer-2,
.quiz-play .quiz-answer.answer-3 {
  min-height: 72px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  box-shadow: none;
}

.quiz-play .quiz-answer :is(span, strong) {
  color: inherit;
}

.quiz-play .quiz-answer:hover,
.quiz-play .quiz-answer.selected {
  border-color: var(--brand);
  outline: 0;
  background: var(--brand-soft);
  color: var(--brand);
  filter: none;
  transform: none;
}

.quiz-play .quiz-answer.correct {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand);
}

.quiz-play .quiz-answer.wrong {
  border-color: #e8b7b3;
  background: #fff4f3;
  color: var(--danger);
}

.quiz-play .quiz-feedback .primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.quiz-play .quiz-feedback .primary:hover {
  border-color: var(--brand-hover);
  background: var(--brand-hover);
}

@media (max-width: 760px) {
  .topbar .brand-title.school-brand-title,
  .topbar .brand-title .school-title-only {
    max-width: 112px;
    font-size: 14px;
    white-space: nowrap;
  }

  .home-school-life {
    gap: 7px;
    padding: 11px 12px;
  }

  .home-school-life-head p {
    display: none;
  }

  .home-school-life-head > button {
    min-height: 32px;
  }

  .home-school-life-grid > button {
    min-height: 76px;
    gap: 4px;
    padding: 8px 6px;
  }

  .home-school-life-icon {
    width: 29px;
    height: 29px;
  }

  .home-school-life-grid small {
    font-size: 10px;
  }

  .home-school-life-grid strong {
    font-size: 12px;
    line-height: 1.3;
  }

  .quiz-start,
  .quiz-result {
    gap: 12px;
    padding: 0;
    background: transparent;
  }

  .quiz-start-card,
  .quiz-result-card {
    padding: 18px;
  }

  .quiz-play {
    gap: 12px;
    padding: 12px;
  }

  .quiz-play .quiz-answer-grid {
    gap: 8px;
  }

  .quiz-play .quiz-answer,
  .quiz-play .quiz-answer.answer-1,
  .quiz-play .quiz-answer.answer-2,
  .quiz-play .quiz-answer.answer-3 {
    min-height: 60px;
  }
}

/* Compact global feedback: keep save/error messages out of the content area. */
.toast {
  position: fixed !important;
  z-index: 3200 !important;
  top: calc(env(safe-area-inset-top) + 8px) !important;
  right: auto !important;
  bottom: auto !important;
  left: 50% !important;
  display: block !important;
  width: max-content !important;
  max-width: min(620px, calc(100vw - 24px)) !important;
  min-height: 36px !important;
  max-height: 40px !important;
  margin: 0 !important;
  padding: 7px 13px !important;
  overflow: hidden !important;
  border: 1px solid rgb(11 116 84 / 20%) !important;
  border-radius: 10px !important;
  background: rgb(255 255 255 / 98%) !important;
  box-shadow: 0 8px 24px rgb(18 38 28 / 14%) !important;
  color: var(--text) !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  line-height: 24px !important;
  text-align: center !important;
  text-overflow: ellipsis !important;
  text-shadow: none !important;
  white-space: nowrap !important;
  transform: translateX(-50%) !important;
  backdrop-filter: blur(12px) saturate(145%);
  animation: compact-toast-in 160ms ease-out both;
}

@keyframes compact-toast-in {
  from {
    opacity: 0;
    transform: translate(-50%, -8px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

@media (max-width: 680px) {
  .toast {
    top: calc(env(safe-area-inset-top) + 6px) !important;
    max-width: calc(100vw - 20px) !important;
    min-height: 34px !important;
    max-height: 38px !important;
    padding: 5px 11px !important;
    font-size: 12.5px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .toast {
    animation: none;
  }
}