:root {
  --config-accent: var(--slw-color-role-ad-foreground, #7c8cff);
  --config-teal: var(--slw-color-primary, #00e6c3);
  --config-accent-soft: color-mix(in srgb, var(--config-accent) 13%, transparent);
}

body[data-slw-shell-role="ad"] {
  margin: 0;
  background: radial-gradient(circle at 72% -15%, color-mix(in srgb, var(--config-accent) 12%, transparent), transparent 34rem), var(--bg-deep);
  color: var(--text-primary);
}

.school-config { width: min(1460px, calc(100% - 48px)); margin: 0 auto; padding: 28px 0 90px; }
.school-config__header { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 18px; }
.school-config__header h1 { margin: 0; font-family: var(--font-heading, "Space Grotesk", sans-serif); font-size: clamp(1.9rem, 4vw, 2.7rem); line-height: 1; letter-spacing: -.04em; }
.school-config__header p { margin: 8px 0 0; color: var(--text-secondary); font-size: .84rem; }

.ad-context-nav { display: flex; gap: 4px; width: fit-content; max-width: 100%; margin-bottom: 18px; padding: 4px; overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; background: var(--bg-card); }
.ad-context-nav a { min-height: 44px; display: inline-flex; align-items: center; padding: 0 16px; border-radius: 10px; color: var(--text-secondary); font-size: .84rem; font-weight: 750; text-decoration: none; white-space: nowrap; }
.ad-context-nav a[aria-current="page"] { background: var(--config-accent-soft); color: var(--config-accent); }

.school-config__access { margin-bottom: 18px; padding: 12px 16px; border: 1px solid color-mix(in srgb, var(--config-accent) 45%, var(--border)); border-radius: 12px; background: var(--config-accent-soft); color: var(--text-secondary); font-size: .8rem; line-height: 1.5; }
.school-config__layout { min-height: 620px; display: grid; grid-template-columns: 244px minmax(0, 1fr); overflow: hidden; border: 1px solid var(--border); border-radius: 18px; background: color-mix(in srgb, var(--bg-card) 96%, transparent); box-shadow: var(--shadow-sm); }
.school-config__categories { padding: 14px; border-right: 1px solid var(--border); background: color-mix(in srgb, var(--bg-deep) 48%, transparent); }
.school-config__categories > label,
.school-config__categories > select { display: none; }
.school-config__categories nav { display: grid; gap: 4px; }
.school-config__categories button { position: relative; min-height: 48px; display: flex; align-items: center; gap: 10px; padding: 0 13px; border: 0; border-radius: 10px; background: transparent; color: var(--text-secondary); font: inherit; font-size: .82rem; font-weight: 720; text-align: left; cursor: pointer; }
.school-config__categories button::before { width: 7px; height: 7px; flex: 0 0 auto; border: 1px solid currentColor; border-radius: 50%; content: ""; }
.school-config__categories button:hover { color: var(--text-primary); background: color-mix(in srgb, var(--config-accent) 7%, transparent); }
.school-config__categories button[aria-current="page"] { background: var(--config-accent-soft); color: var(--config-accent); }
.school-config__categories button[aria-current="page"]::after { position: absolute; inset: 9px auto 9px -14px; width: 3px; border-radius: 0 3px 3px 0; background: var(--config-accent); content: ""; }

.school-config__detail { min-width: 0; padding: 28px 30px 40px; }
.config-loading,
.config-empty { padding: 48px 20px; color: var(--text-muted); text-align: center; }
.config-detail-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.config-detail-header h2 { margin: 0; font-family: var(--font-heading, "Space Grotesk", sans-serif); font-size: clamp(1.4rem, 3vw, 2rem); letter-spacing: -.025em; }
.config-detail-header p { max-width: 720px; margin: 8px 0 0; color: var(--text-secondary); font-size: .84rem; line-height: 1.5; }
.config-source { display: inline-flex; align-items: center; gap: 6px; min-height: 28px; padding: 0 9px; border: 1px solid color-mix(in srgb, var(--config-teal) 60%, var(--border)); border-radius: 8px; color: var(--config-teal); font-size: .68rem; font-weight: 800; white-space: nowrap; }
.config-source[data-override="true"] { border-color: color-mix(in srgb, var(--config-accent) 62%, var(--border)); color: var(--config-accent); }
.config-source::before { width: 6px; height: 6px; border-radius: 50%; background: currentColor; content: ""; }

.config-section { overflow: hidden; border: 1px solid var(--border); border-radius: 14px; }
.config-section + .config-section { margin-top: 18px; }
.config-section__head { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 17px 18px; border-bottom: 1px solid var(--border); }
.config-section__head h3 { margin: 0; font-size: 1rem; }
.config-section__head p { margin: 4px 0 0; color: var(--text-muted); font-size: .74rem; }
.config-section__body { padding: 18px; }
.config-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.config-fields--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.config-field { min-width: 0; display: grid; gap: 7px; color: var(--text-secondary); font-size: .74rem; font-weight: 720; }
.config-field input,
.config-field select,
.school-config__categories select { width: 100%; min-height: 44px; padding: 0 12px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg-deep); color: var(--text-primary); font: inherit; }
.config-field input:focus,
.config-field select:focus,
.school-config__categories select:focus { outline: 2px solid var(--config-accent); outline-offset: 2px; }
.config-field small { color: var(--text-muted); font-weight: 500; }
.config-inline-field { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: center; }
.config-section--nested { margin-top: 18px; }
.config-actions { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.config-button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 16px; border: 1px solid var(--border); border-radius: 10px; background: transparent; color: var(--text-primary); font: inherit; font-size: .8rem; font-weight: 800; cursor: pointer; text-decoration: none; }
.config-button:hover { border-color: var(--config-accent); }
.config-button--primary { border-color: var(--config-teal); background: var(--config-teal); color: #061019; }
.config-button--quiet { color: var(--text-secondary); }
.config-button:disabled { opacity: .55; cursor: wait; }

.config-table { width: 100%; border-collapse: collapse; }
.config-table th { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text-muted); font-size: .66rem; letter-spacing: .05em; text-align: left; text-transform: uppercase; }
.config-table td { padding: 14px 12px; border-bottom: 1px solid var(--border); color: var(--text-secondary); font-size: .78rem; vertical-align: middle; }
.config-table tr:last-child td { border-bottom: 0; }
.config-table strong { display: block; color: var(--text-primary); font-size: .82rem; }
.config-table small { display: block; margin-top: 3px; color: var(--text-muted); }
.config-table input[type="date"], .config-table input[type="number"] { min-height: 40px; max-width: 150px; padding: 0 9px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg-deep); color: var(--text-primary); font: inherit; font-size: .76rem; }
.config-mobile-label { display: none; }

.config-list { display: grid; }
.config-row { display: grid; grid-template-columns: minmax(180px, 1.3fr) minmax(130px, .8fr) minmax(180px, 1fr); gap: 16px; align-items: center; min-height: 66px; padding: 11px 16px; border-bottom: 1px solid var(--border); }
.config-row:last-child { border-bottom: 0; }
.config-row strong { display: block; font-size: .84rem; }
.config-row span, .config-row small { color: var(--text-secondary); font-size: .75rem; }
.config-row small { display: block; margin-top: 4px; color: var(--text-muted); }
.config-row--history { grid-template-columns: minmax(160px, .8fr) minmax(240px, 1.7fr) minmax(140px, .7fr); }
.config-pill { display: inline-flex; width: fit-content; align-items: center; min-height: 26px; padding: 0 8px; border-radius: 999px; background: var(--config-accent-soft); color: var(--config-accent) !important; font-size: .66rem !important; font-weight: 800; text-transform: capitalize; }
.config-check { min-height: 44px; display: flex; align-items: center; gap: 10px; color: var(--text-secondary); font-size: .8rem; }
.config-check input { width: 18px; height: 18px; accent-color: var(--config-teal); }
.config-inline-form { display: flex; align-items: end; gap: 12px; }
.config-inline-form .config-field { flex: 1; }
.config-help { padding: 13px 15px; border: 1px solid color-mix(in srgb, var(--config-accent) 38%, var(--border)); border-radius: 11px; background: var(--config-accent-soft); color: var(--text-secondary); font-size: .76rem; line-height: 1.5; }
.config-toast { position: fixed; right: 24px; bottom: 24px; z-index: 160; max-width: 360px; padding: 13px 16px; border: 1px solid var(--config-teal); border-radius: 11px; background: var(--bg-card); color: var(--text-primary); box-shadow: var(--shadow-lg); font-size: .8rem; }
.config-toast[data-tone="error"] { border-color: var(--status-out); }

@media (max-width: 900px) {
  .school-config { width: min(100% - 28px, 760px); padding-top: 20px; }
  .school-config__layout { min-height: 0; display: block; overflow: visible; border: 0; background: transparent; box-shadow: none; }
  .school-config__categories { position: sticky; top: var(--slw-shell-context-height, 72px); z-index: 20; padding: 12px 0; border: 0; background: color-mix(in srgb, var(--bg-deep) 96%, transparent); backdrop-filter: blur(16px); }
  .school-config__categories > label { display: block; margin-bottom: 6px; color: var(--text-muted); font-size: .68rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
  .school-config__categories > select { display: block; }
  .school-config__categories nav { display: none; }
  .school-config__detail { padding: 16px 0 32px; }
  .config-detail-header { margin-bottom: 16px; }
}

@media (max-width: 640px) {
  .school-config { width: calc(100% - 24px); padding-bottom: 110px; }
  .school-config__header { align-items: flex-start; }
  .school-config__header h1 { font-size: 1.75rem; }
  .school-config__header .config-button { display: none; }
  .ad-context-nav { width: 100%; margin-bottom: 10px; }
  .ad-context-nav a { padding: 0 13px; }
  .config-detail-header { display: block; }
  .config-detail-header .config-source { margin-top: 12px; }
  .config-section__head { align-items: flex-start; }
  .config-fields, .config-fields--three { grid-template-columns: 1fr; }
  .config-section__body { padding: 14px; }
  .config-table, .config-table tbody { display: block; }
  .config-table thead { display: none; }
  .config-table tr { display: grid; gap: 12px; padding: 15px 14px; border-bottom: 1px solid var(--border); }
  .config-table tr:last-child { border-bottom: 0; }
  .config-table td { display: grid; grid-template-columns: minmax(90px, .6fr) minmax(0, 1fr); gap: 12px; align-items: center; padding: 0; border: 0; }
  .config-mobile-label { display: block; color: var(--text-muted); font-size: .67rem; font-weight: 800; text-transform: uppercase; }
  .config-table input[type="date"], .config-table input[type="number"] { width: 100%; max-width: none; }
  .config-row, .config-row--history { grid-template-columns: 1fr; gap: 8px; padding: 15px 14px; }
  .config-inline-form { display: grid; }
  .config-actions { position: sticky; bottom: calc(var(--slw-shell-bottom-height, 72px) + 8px); z-index: 18; margin: 16px -12px -12px; padding: 12px; border-top: 1px solid var(--border); background: color-mix(in srgb, var(--bg-deep) 96%, transparent); backdrop-filter: blur(16px); }
  .config-actions .config-button { flex: 1; }
  .config-toast { right: 12px; bottom: calc(var(--slw-shell-bottom-height, 72px) + 12px); left: 12px; max-width: none; }
}

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