/* what:       Ceduix customer-spa shell CSS, matching NervIQ customer pages with Ceduix-owned tokens
   canonical:  /home/cedric/dev/ceduix/framework/customer-spa/customer-spa.css
   greppable:  rg 'cspa-shell|data-customer-spa|customer-spa.v1' framework/customer-spa/customer-spa.css
   verifiable: node framework/customer-spa/verify-customer-spa.mjs
   falsifier:  consumer customer pages need local sidebar/header/card CSS to reproduce the NervIQ shell */

:root {
  --cspa-bg: oklch(0.97 0.01 80);
  --cspa-fg: oklch(0.15 0.01 240);
  --cspa-card: oklch(1 0 0);
  --cspa-primary: oklch(0.45 0.12 240);
  --cspa-primary-fg: oklch(0.98 0 0);
  --cspa-secondary: oklch(0.95 0.005 80);
  --cspa-muted: oklch(0.94 0.005 80);
  --cspa-muted-fg: oklch(0.45 0.01 240);
  --cspa-border: oklch(0.91 0.006 80 / 0.74);
  --cspa-surface-border: oklch(0.91 0.006 80 / 0.52);
  --cspa-sidebar: oklch(0.95 0.005 80);
  --cspa-sidebar-accent: oklch(0.92 0.01 240);
  --cspa-sidebar-border: oklch(0.91 0.006 80 / 0.62);
  --cspa-shadow-card: 0 1px 2px oklch(0.3 0.02 80 / 0.06), 0 8px 24px oklch(0.3 0.02 80 / 0.055);
  --cspa-radius: 0.625rem;
  --cspa-sidebar-open: 14rem;
  --cspa-sidebar-closed: 3.5rem;
  --cspa-header-h: 3.5rem;
  --cspa-page-pad: 1.5rem;
  --cspa-font: "Outfit", "Inter", system-ui, sans-serif;
}

html:has([data-customer-spa]),
body:has([data-customer-spa]) {
  height: 100%;
  overflow: hidden;
  color-scheme: light;
}

[data-customer-spa] {
  min-height: 0;
  color: var(--cspa-fg);
  background: var(--cspa-bg);
  font-family: var(--cspa-font);
}

.cspa-shell {
  display: flex;
  height: 100vh;
  min-height: 0;
}

.cspa-sidebar {
  display: none;
  flex-direction: column;
  width: var(--cspa-sidebar-open);
  border-right: 1px solid var(--cspa-sidebar-border);
  background: var(--cspa-sidebar);
  transition: width 180ms ease;
}

.cspa-shell[data-sidebar="closed"] .cspa-sidebar {
  width: var(--cspa-sidebar-closed);
}

.cspa-sidebar-brand,
.cspa-mobile-header,
.cspa-drawer-brand {
  min-height: var(--cspa-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  border-bottom: 1px solid var(--cspa-sidebar-border);
}

.cspa-sidebar-brand {
  padding: 0 0.75rem;
}

.cspa-brand-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.875rem;
  font-weight: 600;
}

.cspa-icon-button,
.cspa-button {
  appearance: none;
  border: 0;
  border-radius: calc(var(--cspa-radius) - 0.125rem);
  font: inherit;
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.cspa-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
}

.cspa-icon-button:hover,
.cspa-button:hover {
  background: color-mix(in oklch, var(--cspa-sidebar-accent), transparent 35%);
}

.cspa-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
}

.cspa-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.cspa-nav-link {
  display: flex;
  min-height: 2.25rem;
  align-items: center;
  gap: 0.75rem;
  border-radius: calc(var(--cspa-radius) - 0.125rem);
  padding: 0.5rem 0.625rem;
  color: var(--cspa-fg);
  text-decoration: none;
  font-size: 0.875rem;
  transition: background 120ms ease, color 120ms ease;
}

.cspa-nav-link:hover {
  background: color-mix(in oklch, var(--cspa-sidebar-accent), transparent 50%);
}

.cspa-nav-link[aria-current="page"] {
  background: var(--cspa-sidebar-accent);
  color: var(--cspa-primary);
  font-weight: 500;
}

.cspa-shell[data-sidebar="closed"] .cspa-brand-title,
.cspa-shell[data-sidebar="closed"] .cspa-nav-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.cspa-nav-icon {
  width: 1rem;
  text-align: center;
  color: var(--cspa-muted-fg);
}

.cspa-sidebar-footer {
  border-top: 1px solid var(--cspa-sidebar-border);
  padding: 0.5rem;
}

.cspa-main {
  flex: 1;
  min-width: 0;
  overflow: auto;
}

.cspa-page {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: var(--cspa-page-pad);
  padding-top: calc(var(--cspa-header-h) + 1.5rem);
}

.cspa-page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cspa-page-title {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.4;
  font-weight: 600;
}

.cspa-page-subtitle {
  margin: 0.125rem 0 0;
  color: var(--cspa-muted-fg);
  font-size: 0.875rem;
}

.cspa-range-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.cspa-button {
  min-height: 1.875rem;
  padding: 0.375rem 0.75rem;
  background: var(--cspa-secondary);
  font-size: 0.75rem;
  font-weight: 500;
}

.cspa-button[aria-pressed="true"] {
  background: var(--cspa-primary);
  color: var(--cspa-primary-fg);
}

.cspa-card {
  min-width: 0;
  border: 1px solid var(--cspa-surface-border);
  border-radius: calc(var(--cspa-radius) + 0.25rem);
  background: var(--cspa-card);
  color: var(--cspa-fg);
  box-shadow: var(--cspa-shadow-card);
}

.cspa-card-header {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 1.5rem 1.5rem 0;
}

.cspa-card-title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
}

.cspa-card-content {
  padding: 1.5rem;
}

.cspa-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr));
  gap: 1rem;
}

.cspa-skeleton {
  min-height: 5rem;
  border-radius: calc(var(--cspa-radius) - 0.125rem);
  background: linear-gradient(90deg, var(--cspa-muted), color-mix(in oklch, var(--cspa-muted), white 35%), var(--cspa-muted));
  background-size: 200% 100%;
  animation: cspa-pulse 1.4s ease-in-out infinite;
}

.cspa-mobile-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  padding: 0 1rem;
  background: var(--cspa-sidebar);
}

.cspa-drawer {
  position: fixed;
  inset: 0;
  z-index: 50;
}

.cspa-drawer[hidden] {
  display: none;
}

.cspa-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: oklch(0 0 0 / 0.5);
}

.cspa-drawer-panel {
  position: absolute;
  inset: 0 auto 0 0;
  display: flex;
  width: min(16rem, 80vw);
  flex-direction: column;
  border-right: 1px solid var(--cspa-sidebar-border);
  background: var(--cspa-sidebar);
  box-shadow: 0 24px 60px oklch(0 0 0 / 0.24);
}

.cspa-drawer-brand {
  padding: 0 1rem;
}

@keyframes cspa-pulse {
  from { background-position: 100% 0; }
  to { background-position: -100% 0; }
}

@media (min-width: 768px) {
  .cspa-sidebar {
    display: flex;
  }

  .cspa-mobile-header {
    display: none;
  }

  .cspa-page {
    padding-top: var(--cspa-page-pad);
  }
}

@media (max-width: 640px) {
  .cspa-page-header {
    align-items: stretch;
    flex-direction: column;
  }

  .cspa-range-group {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .cspa-sidebar,
  .cspa-nav-link,
  .cspa-skeleton {
    transition: none;
    animation: none;
  }
}