:root {
  --color-success: #16794a;
  --color-warning: #9a6700;
  --color-danger: #b42318;
  --color-neutral: #475467;
  --color-ink: #182230;
  --color-ink-muted: #475467;
  --color-canvas: #f8fafc;
  --color-surface: #ffffff;
  --color-border: #d0d5dd;
  --focus-ring: #155eef;
  --radius-sm: .375rem;
  --radius-md: .625rem;
  --radius-lg: 1rem;
  --space-1: .25rem; --space-2: .5rem; --space-3: .75rem; --space-4: 1rem;
  --space-6: 1.5rem; --space-8: 2rem; --space-12: 3rem;
  --shadow-card: 0 1px 2px rgb(16 24 40 / 6%), 0 1px 3px rgb(16 24 40 / 10%);
}

[data-portal="studio"] { --portal-primary: #1467d9; --portal-primary-dark: #0b4aa6; --portal-primary-light: #dbeafe; --portal-surface: #f3f8ff; }
[data-portal="admin"] { --portal-primary: #bb2518; --portal-primary-dark: #8c1d16; --portal-primary-light: #fee4e2; --portal-surface: #fff6f5; }
[data-portal="company"] { --portal-primary: #087b78; --portal-primary-dark: #05615f; --portal-primary-light: #d5f5f3; --portal-surface: #f0fbfa; }

.portal-shell { background: var(--portal-surface); color: var(--color-ink); min-height: 100%; }
.portal-primary-action { background: var(--portal-primary); border: 1px solid var(--portal-primary); border-radius: var(--radius-md); color: #fff; }
.portal-primary-action:hover { background: var(--portal-primary-dark); border-color: var(--portal-primary-dark); }
.portal-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.portal-nav__item[aria-current="page"] { background: var(--portal-primary-light); color: var(--portal-primary-dark); font-weight: 600; }
.status-danger, .destructive-action { background: #fef3f2; border-color: var(--color-danger); color: #912018; }
.portal-primary-action:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 2px; }
.teaching-context-switcher { display: grid; gap: var(--space-1); color: var(--color-ink); }
.teaching-context-switcher select { min-height: 2.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); color: var(--color-ink); padding: 0 var(--space-3); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.class-code { color: var(--portal-primary-dark); font: 800 .95rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .16em; white-space: nowrap; }
.class-code-input { text-transform: uppercase; font: 800 1.2rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .22em; }
.account-zone { display: grid; gap: .55rem; margin-top: auto; padding-top: .85rem; border-top: 1px solid rgb(255 255 255 / 18%); }
.account-card { display: grid; grid-template-columns: 2.7rem minmax(0,1fr) auto; align-items: center; gap: .65rem; padding: .65rem; border: 1px solid rgb(255 255 255 / 16%); border-radius: var(--radius-md); color: inherit; background: rgb(255 255 255 / 7%); text-decoration: none; }
.account-card:hover { border-color: rgb(255 255 255 / 35%); background: rgb(255 255 255 / 12%); }
.account-card__avatar,.user-avatar { display: grid; place-items: center; width: 2.7rem; height: 2.7rem; overflow: hidden; border-radius: 50%; color: #fff; background: var(--portal-primary); object-fit: cover; font-weight: 850; }
.account-card__identity { display: grid; min-width: 0; line-height: 1.25; }
.account-card__identity strong,.account-card__identity small,.account-card__identity span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-card__identity small { color: inherit; opacity: .8; }
.account-card__identity span { margin-top: .2rem; font-size: .7rem; font-weight: 750; opacity: .85; }
.account-sign-out { display: flex; align-items: center; justify-content: center; gap: .5rem; width: 100%; min-height: 2.65rem; border: 1px solid rgb(255 255 255 / 18%); border-radius: var(--radius-md); color: inherit; background: transparent; font: inherit; font-weight: 750; }
.account-sign-out:hover { background: rgb(255 255 255 / 9%); }
.account-sign-out svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-linecap: round; stroke-width: 2; }
.mobile-panel .account-zone { margin-top: 1rem; border-color: var(--color-border); color: var(--color-ink); }
.mobile-panel .account-card { border-color: var(--color-border); background: var(--portal-surface); }
.mobile-panel .account-sign-out { border-color: var(--color-border); color: var(--color-danger); }
.user-avatar--large { width: 5rem; height: 5rem; font-size: 1.4rem; }
.account-settings-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.account-summary { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1rem; margin: 1.25rem 0; padding: 1rem; }
.account-summary div { display: grid; gap: .2rem; }
.account-summary span { color: var(--color-ink-muted); font-size: .76rem; font-weight: 750; text-transform: uppercase; }
.account-settings-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; }
.account-settings-panel { display: grid; align-content: start; gap: .75rem; padding: 1.2rem; }
.account-settings-panel h2 { margin: 0; }
.account-settings-panel p { margin: .2rem 0 0; }
.account-settings-panel .button { width: 100%; margin-top: .5rem; }
.account-toggle { display: flex; align-items: flex-start; gap: .7rem; margin: 0; padding: .75rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.account-toggle input { flex: 0 0 auto; width: 1.15rem; min-height: 1.15rem; margin-top: .2rem; }
.account-toggle span { display: grid; gap: .15rem; }
.account-toggle small { color: var(--color-ink-muted); font-weight: 500; }
.account-errors { margin: 1rem 0; padding: 1rem; border: 1px solid #fda29b; border-radius: var(--radius-md); color: var(--color-danger); background: #fff5f4; }
.student-switcher { display: grid; gap: .45rem; padding: .75rem; border: 1px solid rgb(255 255 255 / 18%); border-radius: var(--radius-md); background: rgb(255 255 255 / 7%); }
.student-switcher label { margin: 0; color: inherit; font-size: .75rem; }
.student-switcher select { min-height: 2.5rem; color: var(--color-ink); background: #fff; }
.student-switcher a,.student-family-link { color: #b9d6ff; font-size: .78rem; font-weight: 750; }
.student-family-link { display: block; padding: .65rem .8rem; border: 1px dashed rgb(255 255 255 / 24%); border-radius: var(--radius-md); text-align: center; }
.mobile-panel .student-switcher { margin-bottom: .75rem; border-color: var(--color-border); color: var(--color-ink); background: var(--portal-surface); }
.mobile-panel .student-switcher a,.mobile-panel .student-family-link { color: var(--portal-primary-dark); }
.mobile-panel .student-family-link { margin-bottom: .75rem; border-color: var(--color-border); }
.family-onboarding,.family-add-student { max-width: 48rem; margin-top: 1.25rem; padding: clamp(1rem,4vw,1.5rem); }
.family-onboarding h2,.family-add-student h2 { margin: .25rem 0; }
.family-onboarding .button,.family-add-student .button { margin-top: 1rem; }
.family-student-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(15rem,1fr)); gap: 1rem; margin: 1.25rem 0; }
.family-student-card { display: grid; align-content: start; gap: 1rem; padding: 1rem; }
.family-student-card.is-active { border: 2px solid var(--portal-primary); }
.family-student-card__heading { display: flex; align-items: center; gap: .75rem; }
.family-student-card__heading h2 { margin: 0; }
.family-student-card__heading span { color: var(--color-ink-muted); font-size: .78rem; }
.family-student-card dl { display: grid; grid-template-columns: repeat(2,1fr); gap: .5rem; margin: 0; }
.family-student-card dl div { padding: .65rem; border-radius: var(--radius-sm); background: var(--portal-surface); }
.family-student-card dt { color: var(--color-ink-muted); font-size: .7rem; font-weight: 750; text-transform: uppercase; }
.family-student-card dd { margin: .15rem 0 0; font-size: 1.25rem; font-weight: 850; }
.family-student-card .button { width: 100%; }
.family-add-student { display: grid; grid-template-columns: minmax(0,1fr) minmax(16rem,.8fr); gap: 1.5rem; max-width: none; }

@media (max-width: 700px) {
  .account-settings-heading { align-items: flex-start; }
  .account-summary,.account-settings-grid { grid-template-columns: 1fr; }
  .family-add-student { grid-template-columns: 1fr; }
}

.analytics-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-4); }
.analytics-heading h1 { margin-top: 0; }
.analytics-tier { display: inline-flex; align-items: center; min-height: 2rem; padding: 0 var(--space-3); border: 1px solid var(--portal-primary); border-radius: 999px; background: var(--portal-primary-light); color: var(--portal-primary-dark); font-size: .8125rem; font-weight: 700; white-space: nowrap; }
.analytics-preview { display: grid; gap: var(--space-3); margin: var(--space-4) 0; padding: var(--space-4); border-style: dashed; }
.analytics-preview small { color: var(--color-ink-muted); }
.analytics-preview__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.analytics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10.5rem, 1fr)); gap: var(--space-3); margin: var(--space-6) 0; }
.analytics-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.analytics-stat { display: grid; align-content: start; gap: var(--space-1); min-height: 7.5rem; padding: var(--space-4); }
.analytics-stat span, .analytics-stat small { color: var(--color-ink-muted); }
.analytics-stat strong { color: var(--color-ink); font-size: clamp(1.65rem, 4vw, 2.3rem); line-height: 1.1; }
.analytics-stat small { font-size: .78rem; line-height: 1.35; }
.analytics-panel, .analytics-empty { margin: var(--space-4) 0; padding: clamp(1rem, 3vw, 1.5rem); }
.analytics-panel__heading { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-4); }
.analytics-panel__heading h2 { margin: .15rem 0 0; }
.analytics-panel__heading small { color: var(--color-ink-muted); }
.eyebrow { color: var(--portal-primary-dark); font-size: .75rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.analytics-progress { height: .75rem; overflow: hidden; border-radius: 999px; background: var(--portal-primary-light); }
.analytics-progress span { display: block; height: 100%; border-radius: inherit; background: var(--portal-primary); }
.analytics-mini-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-4); }
.analytics-mini-grid div { display: grid; gap: var(--space-1); }
.analytics-mini-grid strong { font-size: 1.35rem; }
.analytics-mini-grid span { color: var(--color-ink-muted); font-size: .82rem; }
.analytics-bars { display: grid; grid-template-columns: repeat(8, minmax(2.5rem, 1fr)); gap: var(--space-2); min-height: 14rem; margin: var(--space-4) 0; overflow-x: auto; }
.analytics-bar { display: grid; grid-template-rows: 1.5rem 8rem 1.5rem; gap: var(--space-2); min-width: 2.5rem; text-align: center; }
.analytics-bar > strong, .analytics-bar > small { font-size: .72rem; }
.analytics-bar > small { color: var(--color-ink-muted); }
.analytics-bar > div { display: flex; align-items: flex-end; justify-content: center; overflow: hidden; border-radius: var(--radius-sm); background: var(--portal-surface); }
.analytics-bar > div > span { width: min(75%, 2.75rem); min-height: .25rem; border-radius: var(--radius-sm) var(--radius-sm) 0 0; background: var(--portal-primary); }
.analytics-table-wrap { width: 100%; overflow-x: auto; }
.analytics-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.analytics-table th, .analytics-table td { padding: .75rem; border-bottom: 1px solid var(--color-border); text-align: left; white-space: nowrap; }
.analytics-table thead th { color: var(--color-ink-muted); font-size: .72rem; letter-spacing: .03em; text-transform: uppercase; }
.analytics-table tbody th { font-weight: 700; }
.analytics-split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.analytics-list { display: grid; }
.analytics-list > div { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: .75rem 0; border-bottom: 1px solid var(--color-border); }
.analytics-list > div:last-child { border-bottom: 0; }

@media (max-width: 700px) {
  .analytics-heading, .analytics-panel__heading { align-items: stretch; flex-direction: column; }
  .analytics-tier { align-self: flex-start; }
  .analytics-grid--three, .analytics-split { grid-template-columns: 1fr; }
  .analytics-mini-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .analytics-table th, .analytics-table td { padding: .65rem .55rem; }
}

.oversight-filters { display: grid; grid-template-columns: minmax(12rem, 2fr) minmax(11rem, 1fr) auto; align-items: end; gap: var(--space-3); margin: var(--space-4) 0; padding: var(--space-4); }
.oversight-filters label { margin: 0; }
.oversight-filters .button { min-width: 7rem; }
.oversight-content { margin: var(--space-3) 0; padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--portal-surface); }
.moderation-alert { margin: var(--space-4) 0; padding: var(--space-4); border: 1px solid #f79009; border-left-width: .35rem; background: #fffaeb; }
.moderation-alert > strong { color: #7a2e0e; font-size: 1.05rem; }
.moderation-alert--admin { border-color: var(--portal-primary); background: var(--portal-surface); }
.moderation-alert form { max-width: 38rem; }
.moderation-alert textarea { min-height: 6rem; }
.button.danger { border-color: var(--color-danger); color: #912018; background: #fff; }

@media (max-width: 700px) {
  .oversight-filters { grid-template-columns: 1fr; }
  .oversight-filters .button { width: 100%; }
}

/* Plan selection and visible entitlement capacity */
.organization-id-card { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: var(--space-3) var(--space-5); margin: var(--space-4) 0; padding: clamp(1rem,3vw,1.5rem); }
.organization-id-card h2 { margin: .15rem 0 0; }
.organization-id-card p { margin: .35rem 0 0; }
.organization-id-card__value { display: flex; align-items: stretch; gap: var(--space-2); }
.organization-id-card__value code { display: flex; align-items: center; min-height: 3rem; padding: .55rem .85rem; border: 2px solid var(--portal-primary); border-radius: var(--radius-sm); color: var(--portal-primary-dark); background: var(--portal-surface); font-size: clamp(1.05rem,3vw,1.35rem); font-weight: 850; letter-spacing: .08em; white-space: nowrap; }
.organization-id-card__status { color: #166534; font-weight: 700; }
.organization-id-card__status--paused { color: #854d0e; }
.organization-id-card form { justify-self: end; }
.plan-card-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(17rem,1fr)); gap: var(--space-4); margin-top: var(--space-5); }
.plan-choice { position: relative; display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; padding: clamp(1rem,3vw,1.5rem); }
.plan-choice--featured { border: 2px solid var(--portal-primary); }
.plan-choice h2 { margin: 0; }
.plan-badge { align-self: flex-start; padding: .25rem .6rem; border-radius: 999px; color: #07162e; background: #ffc458; font-size: .75rem; font-weight: 850; }
.plan-price { display: block; color: var(--portal-primary-dark); font-size: clamp(1.65rem,4vw,2.15rem); }
.plan-price small { font-size: .85rem; }
.plan-limits { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: var(--space-2); margin: var(--space-2) 0; }
.plan-limits div { min-width: 0; padding: .65rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--portal-surface); }
.plan-limits strong,.plan-limits span { display: block; overflow-wrap: anywhere; }
.plan-limits span { color: var(--color-ink-muted); font-size: .75rem; }
.plan-usage { margin: var(--space-4) 0; padding: clamp(1rem,3vw,1.5rem); }
.plan-usage h2 { margin: .1rem 0 0; }
.plan-usage__grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(12rem,1fr)); gap: var(--space-3); margin-top: var(--space-3); }
.plan-usage__item { display: grid; gap: var(--space-2); padding: .8rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.plan-usage__item > div:first-child { display: flex; justify-content: space-between; gap: var(--space-2); }
.plan-usage__item span { color: var(--color-ink-muted); font-size: .78rem; text-align: right; }
.plan-usage__bar { height: .45rem; overflow: hidden; border-radius: 999px; background: var(--portal-primary-light); }
.plan-usage__bar span { display: block; height: 100%; background: var(--portal-primary); }

@media (max-width: 700px) {
  .organization-id-card { grid-template-columns: 1fr; }
  .organization-id-card__value { flex-direction: column; }
  .organization-id-card__value code { justify-content: center; overflow-wrap: anywhere; white-space: normal; }
  .organization-id-card form { justify-self: stretch; }
  .organization-id-card form .button { width: 100%; }
  .plan-card-grid { grid-template-columns: 1fr; }
  .plan-choice { padding: 1rem; }
  .plan-usage__grid { grid-template-columns: 1fr; }
}