@layer reset, tokens, base, layout, components, pages;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  body, h1, h2, p, dl, dd { margin: 0; }
  img, svg { max-width: 100%; display: block; }
  input, button, select, textarea { font: inherit; }
}

@layer tokens {
  :root {
    color-scheme: light;
    --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --color-ink: #142033;
    --color-muted: #526173;
    --color-surface: #ffffff;
    --color-surface-soft: #f4f7f9;
    --color-border: #d8e0e8;
    --color-primary: #165c7d;
    --color-primary-strong: #0e4059;
    --color-accent: #8a5b18;
    --space-1: .5rem;
    --space-2: .75rem;
    --space-3: 1rem;
    --space-4: 1.5rem;
    --space-5: 2rem;
    --space-6: 3rem;
    --radius: 6px;
    --shadow-soft: 0 16px 40px rgb(20 32 51 / .08);
    --container: 1120px;
  }
}

@layer base {
  html { font-family: var(--font-base); color: var(--color-ink); background: var(--color-surface); }
  body { min-height: 100dvh; display: flex; flex-direction: column; line-height: 1.55; }
  main { flex: 1; }
  a { color: var(--color-primary); text-underline-offset: .18em; }
  h1 { font-size: clamp(2.25rem, 6vw, 4.75rem); line-height: 1; letter-spacing: 0; }
  h2 { font-size: 1.15rem; line-height: 1.25; }
  input, select, textarea { width: 100%; border: 1px solid var(--color-border); border-radius: var(--radius); padding: .75rem .85rem; background: white; color: var(--color-ink); }
  textarea { resize: vertical; }
  label { font-weight: 700; }
  button { cursor: pointer; }
  :focus-visible { outline: 3px solid color-mix(in srgb, var(--color-primary), white 35%); outline-offset: 3px; }
}

@layer layout {
  .site-shell { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
  .site-header { border-bottom: 1px solid var(--color-border); background: rgb(255 255 255 / .94); backdrop-filter: blur(12px); }
  .site-header__inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
  .site-logo { font-weight: 800; color: var(--color-ink); text-decoration: none; }
  .site-nav { display: flex; align-items: center; gap: var(--space-3); }
  .site-footer { border-top: 1px solid var(--color-border); padding-block: var(--space-4); color: var(--color-muted); }
  .content-band { padding-block: var(--space-6); }
  .narrow-stack { max-width: 760px; display: grid; gap: var(--space-4); }
  .skip-link { position: absolute; left: .75rem; top: .75rem; transform: translateY(-150%); background: var(--color-ink); color: white; padding: .5rem .75rem; z-index: 10; }
  .skip-link:focus { transform: translateY(0); }
}

@layer components {
  .button { display: inline-flex; align-items: center; justify-content: center; max-width: 100%; min-height: 44px; border: 1px solid var(--color-primary); border-radius: var(--radius); padding: .65rem 1rem; background: var(--color-primary); color: white; font-weight: 700; text-align: center; text-decoration: none; overflow-wrap: anywhere; white-space: normal; }
  .button:hover, .button:focus-visible { background: var(--color-primary-strong); border-color: var(--color-primary-strong); }
  .button--secondary { background: white; color: var(--color-primary); }
  .button--danger { border-color: #9a3412; background: #9a3412; }
  .button--danger:hover, .button--danger:focus-visible { border-color: #7c260c; background: #7c260c; }
  .link-button { border: 0; padding: 0; background: transparent; color: var(--color-primary); font-weight: 800; line-height: 1.25; text-decoration: underline; text-underline-offset: .18em; cursor: pointer; }
  .link-button:hover, .link-button:focus-visible { color: var(--color-primary-strong); }
  .action-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
  .alert { border: 1px solid #f1a37a; border-radius: var(--radius); padding: var(--space-2) var(--space-3); background: #fff3ed; color: #8a2d0b; font-weight: 700; }
  .alert--success { border-color: #9dceb0; background: #edf8f1; color: #1d6b37; }
  .muted { color: var(--color-muted); }
  .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-4); }
  .feature-card { border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); background: var(--color-surface); box-shadow: var(--shadow-soft); }
  .feature-card p { margin-top: var(--space-2); color: var(--color-muted); }
  .feature-card a { font-weight: 800; }
  .feature-card__actions { margin-top: var(--space-3); }
  .feature-card__actions .button { flex: 1 1 9rem; }
  .admin-table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); }
  .admin-table { width: 100%; border-collapse: collapse; background: white; }
  .admin-table th, .admin-table td { padding: var(--space-3); border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: top; }
  .admin-table th { color: var(--color-muted); font-size: .9rem; }
  .admin-table tr:last-child td { border-bottom: 0; }
  .admin-table a, .admin-table code { overflow-wrap: anywhere; }
  .inline-actions, .inline-badges { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-1); }
  .filter-tabs { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-1); }
  .filter-tab { display: inline-flex; align-items: center; min-height: 36px; border: 1px solid var(--color-border); border-radius: var(--radius); padding: .35rem .7rem; background: white; color: var(--color-primary); font-weight: 800; text-decoration: none; }
  .filter-tab:hover, .filter-tab:focus-visible, .filter-tab--active { border-color: var(--color-primary); background: var(--color-primary); color: white; }
  .toolbar-form { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); }
  .toolbar-form select { width: auto; min-width: 6rem; min-height: 40px; padding-block: .45rem; }
  .nav-table-controls { display: grid; grid-template-columns: auto minmax(9rem, 1fr) 5.5rem; gap: var(--space-1); align-items: end; min-width: 300px; }
  .nav-table-controls .checkbox-label { grid-row: span 2; align-self: center; }
  .nav-table-controls label:not(.checkbox-label) { color: var(--color-muted); font-size: .8rem; }
  .nav-table-controls input[type="text"], .nav-table-controls input[type="number"] { min-height: 38px; padding: .45rem .55rem; }
  .status-badge { display: inline-flex; align-items: center; min-height: 24px; border: 1px solid var(--color-border); border-radius: 999px; padding: .1rem .55rem; background: white; color: var(--color-muted); font-size: .8rem; font-weight: 800; text-transform: capitalize; }
  .status-badge--published { border-color: #9dceb0; background: #edf8f1; color: #1d6b37; }
  .status-badge--draft { border-color: #f1c27a; background: #fff8e8; color: #805200; }
  .admin-form-shell { max-width: 880px; display: grid; gap: var(--space-4); }
  .admin-form { display: grid; gap: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); background: var(--color-surface-soft); }
  .danger-panel { display: grid; gap: var(--space-3); border: 1px solid #f1a37a; border-radius: var(--radius); padding: var(--space-4); background: #fff3ed; }
  .delete-summary { display: grid; gap: var(--space-2); }
  .delete-summary div { display: grid; gap: .2rem; border: 1px solid #f1c0a7; border-radius: var(--radius); padding: var(--space-2); background: white; }
  .delete-summary dt { color: var(--color-muted); font-size: .9rem; font-weight: 800; }
  .delete-summary dd { overflow-wrap: anywhere; }
  .activity-panel { display: grid; gap: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); background: var(--color-surface-soft); }
  .activity-panel__header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
  .activity-panel__header a { font-weight: 800; }
  .summary-panel { display: grid; gap: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); background: var(--color-surface-soft); }
  .summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: var(--space-2); }
  .summary-grid div { border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); background: white; }
  .summary-grid dt { color: var(--color-muted); font-size: .9rem; font-weight: 800; }
  .summary-grid dd { font-size: 1.8rem; line-height: 1.1; font-weight: 800; }
  .activity-list { display: grid; gap: var(--space-2); margin: 0; padding-left: 1.3rem; }
  .activity-list li { padding-left: .25rem; }
  .activity-list__summary { display: flex; align-items: center; gap: var(--space-1); flex-wrap: wrap; }
  .activity-list span { display: block; }
  .admin-table td .muted { display: block; max-width: 28rem; overflow-wrap: anywhere; }
  .revision-panel { border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); background: var(--color-surface-soft); }
  .revision-list { display: grid; gap: var(--space-3); }
  .revision-list div { display: grid; gap: .25rem; border-bottom: 1px solid var(--color-border); padding-bottom: var(--space-3); }
  .revision-list div:last-child { border-bottom: 0; padding-bottom: 0; }
  .revision-list dt { color: var(--color-muted); font-weight: 800; }
  .revision-list dd { overflow-wrap: anywhere; }
  .field-grid { display: grid; gap: var(--space-1); }
  .checkbox-label { display: inline-flex; width: fit-content; align-items: center; gap: var(--space-1); font-weight: 700; }
  .checkbox-label input { width: auto; }
  .form-actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-3); }
  .form-actions .button { flex: 0 1 auto; }
  .seo-preview { display: grid; gap: .2rem; border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); background: white; }
  .seo-preview h2 { font-size: .9rem; color: var(--color-muted); }
  .seo-preview__title { color: #1a0dab; font-size: 1.1rem; }
  .seo-preview__url { color: #0b8043; font-size: .9rem; }
  .seo-preview__description { color: var(--color-muted); }
  .readiness-panel { display: grid; gap: var(--space-2); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); background: white; }
  .readiness-panel h2 { font-size: .9rem; color: var(--color-muted); }
  .readiness-list { display: grid; gap: var(--space-1); margin: 0; padding: 0; list-style: none; }
  .readiness-list li { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-1); }
  .check-list { display: grid; gap: var(--space-2); }
  .check-list__item { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-3); align-items: center; border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); }
  .health-panel { display: grid; gap: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); background: var(--color-surface-soft); }
  .meta-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-2); }
  .meta-list div { border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); background: white; }
  .meta-list dt { color: var(--color-muted); font-size: .9rem; }
  .meta-list dd { font-size: 1.4rem; font-weight: 800; }
  .status-pass { color: #1d6b37; font-weight: 800; }
  .status-fail { color: #9a3412; font-weight: 800; }
  .media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--space-4); }
  .media-card { display: grid; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; background: white; box-shadow: var(--shadow-soft); }
  .media-card__preview { aspect-ratio: 4 / 3; display: grid; place-items: center; background: var(--color-surface-soft); }
  .media-card__preview img { width: 100%; height: 100%; object-fit: contain; }
  .media-card__body { display: grid; gap: var(--space-2); padding: var(--space-3); }
  .media-card__body h2 { font-size: 1rem; overflow-wrap: anywhere; }
  .media-card__body code { overflow-wrap: anywhere; }
  .media-card__form { display: grid; gap: var(--space-2); }
  .media-usage { display: grid; gap: var(--space-1); }
  .media-usage ul { margin: 0; padding-left: 1.2rem; }
  .media-usage li { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-1); padding-block: .1rem; }
  .media-picker { display: grid; gap: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-3); background: white; }
  .media-picker h2 { font-size: 1rem; }
  .media-picker__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: var(--space-2); }
  .media-picker__item { display: grid; gap: var(--space-1); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-1); background: var(--color-surface-soft); color: var(--color-ink); text-align: left; }
  .media-picker__item:hover, .media-picker__item:focus-visible { border-color: var(--color-primary); }
  .media-picker__item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: calc(var(--radius) - 2px); background: white; }
  .media-picker__item span { overflow-wrap: anywhere; font-size: .82rem; font-weight: 700; }
}

@layer pages {
  .hero-section { min-height: min(680px, calc(100dvh - 72px)); display: grid; align-items: center; padding-block: var(--space-6); background: linear-gradient(135deg, #f7fafb 0%, #e9f1f4 100%); }
  .hero-section__inner { display: grid; gap: var(--space-4); }
  .eyebrow { color: var(--color-accent); font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
  .hero-copy { max-width: 720px; color: var(--color-muted); font-size: 1.2rem; }
  .auth-screen { min-height: calc(100dvh - 145px); display: grid; place-items: center; padding: var(--space-5) 1rem; background: var(--color-surface-soft); }
  .auth-panel { width: min(100%, 420px); display: grid; gap: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-5); background: white; box-shadow: var(--shadow-soft); }
  .auth-panel h1 { font-size: 2rem; }
  .admin-dashboard { display: grid; gap: var(--space-5); }
  .admin-dashboard__header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
  .admin-identity { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-1); }
  .cms-page__body { display: grid; gap: var(--space-3); }
  .cms-page__image { margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--color-surface-soft); }
  .cms-page__image img { width: 100%; max-height: 520px; object-fit: cover; }

  @media (max-width: 640px) {
    .site-header__inner { align-items: flex-start; flex-direction: column; padding-block: var(--space-3); }
    .site-nav { flex-wrap: wrap; }
    .admin-table th, .admin-table td { padding: var(--space-2); }
    .toolbar-form { align-items: stretch; }
    .toolbar-form select, .toolbar-form .button { width: 100%; }
    .feature-card__actions .button { width: 100%; }
    .form-actions .button { width: 100%; }
    .check-list__item { grid-template-columns: 1fr; }
    .meta-list { grid-template-columns: 1fr; }
    .media-grid { grid-template-columns: 1fr; }
    .admin-dashboard__header { align-items: flex-start; flex-direction: column; }
  }
}