/* Vendored subset from verdannet-si/verdannet-ui v0.2.0.
 * Sources: core/layout.css, components/navigation.css, components/buttons.css, core/responsive.css
 */

/* Verdannet UI - Layout */
.vd-shell { width: min(100% - 2rem, var(--vd-shell-max)); margin-inline: auto; }
.vd-shell--portal { max-width: var(--vd-portal-max); }
.vd-main { padding-block: var(--vd-space-8); }
.vd-stack { display: flex; flex-direction: column; gap: var(--vd-space-4); }
.vd-stack--sm { gap: var(--vd-space-2); }
.vd-stack--lg { gap: var(--vd-space-6); }
.vd-cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--vd-space-3); }
.vd-cluster--between { justify-content: space-between; }
.vd-grid { display: grid; gap: var(--vd-space-4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); }
.vd-layout-inspector { display: grid; grid-template-columns: minmax(0, 1fr) minmax(18rem, 22rem); gap: var(--vd-space-6); align-items: start; }
.vd-page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--vd-space-6); margin-bottom: var(--vd-space-6); }
.vd-page-header__eyebrow { margin: 0 0 var(--vd-space-1); color: var(--vd-text-muted); font-size: var(--vd-text-xs); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.vd-page-header__subtitle { margin: var(--vd-space-2) 0 0; color: var(--vd-text-muted); font-size: var(--vd-text-sm); }

.vd-app-header {
  position: sticky; top: 0; z-index: 50;
  min-height: var(--vd-header-height);
  display: flex; align-items: center;
  background: color-mix(in srgb, var(--vd-surface) 92%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--vd-border);
}
.vd-app-header__inner { width: min(100% - 2rem, var(--vd-shell-max)); margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: var(--vd-space-4); }
.vd-brand { display: inline-flex; align-items: center; gap: var(--vd-space-3); color: var(--vd-text); text-decoration: none; min-width: 0; }
.vd-brand__mark { width: 2.25rem; aspect-ratio: 1; display: grid; place-items: center; border-radius: var(--vd-radius-sm); background: linear-gradient(145deg, var(--vd-green-700), var(--vd-green-950)); color: #fff; font-weight: 800; box-shadow: inset 0 0 0 1px rgb(255 255 255 / .14); }
.vd-brand__text { min-width: 0; }
.vd-brand__org { display: block; font-size: var(--vd-text-xs); font-weight: 800; letter-spacing: .1em; }
.vd-brand__app { display: block; color: var(--vd-text-muted); font-size: var(--vd-text-sm); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.vd-user { display: flex; align-items: center; gap: var(--vd-space-3); }
.vd-avatar { width: 2.25rem; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; background: var(--vd-primary-soft); color: var(--vd-primary); font-size: var(--vd-text-sm); font-weight: 800; }
.vd-user__meta { line-height: 1.2; }
.vd-user__name { display: block; font-size: var(--vd-text-sm); font-weight: 700; }
.vd-user__secondary { display: block; color: var(--vd-text-muted); font-size: var(--vd-text-xs); }

/* Verdannet UI - Navigation */
.vd-app-layout {
  min-height: calc(100vh - var(--vd-header-height));
  display: grid;
  grid-template-columns: var(--vd-sidebar-width, 17rem) minmax(0, 1fr);
}

.vd-sidebar {
  position: sticky;
  top: var(--vd-header-height);
  height: calc(100vh - var(--vd-header-height));
  display: flex;
  flex-direction: column;
  gap: var(--vd-space-4);
  padding: var(--vd-space-4);
  overflow-y: auto;
  background: var(--vd-surface);
  border-right: 1px solid var(--vd-border);
}

.vd-sidebar__main {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--vd-space-4);
}

.vd-sidebar__footer {
  margin-top: auto;
  padding-top: var(--vd-space-4);
  border-top: 1px solid var(--vd-border);
}

.vd-nav {
  display: flex;
  flex-direction: column;
  gap: var(--vd-space-1);
}

.vd-nav__section {
  display: flex;
  flex-direction: column;
  gap: var(--vd-space-1);
}

.vd-nav__section + .vd-nav__section {
  margin-top: var(--vd-space-4);
}

.vd-nav__label {
  margin: 0;
  padding: 0 var(--vd-space-3) var(--vd-space-1);
  color: var(--vd-text-muted);
  font-size: var(--vd-text-xs);
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.vd-nav__item {
  min-height: var(--vd-control-height);
  display: flex;
  align-items: center;
  gap: var(--vd-space-3);
  padding: var(--vd-space-2) var(--vd-space-3);
  border-radius: var(--vd-radius-sm);
  color: var(--vd-text);
  text-decoration: none;
  font-size: var(--vd-text-sm);
  font-weight: 650;
  transition: background-color var(--vd-duration-fast) var(--vd-ease), color var(--vd-duration-fast) var(--vd-ease);
}

.vd-nav__item:hover {
  background: var(--vd-hover);
  color: var(--vd-primary);
}

.vd-nav__item:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--vd-focus) 32%, transparent);
  outline-offset: 2px;
}

.vd-nav__item[aria-current="page"],
.vd-nav__item.is-active {
  background: var(--vd-primary-soft);
  color: var(--vd-primary);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--vd-primary) 18%, transparent);
}

.vd-nav__icon {
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 1.25rem;
  display: grid;
  place-items: center;
}

.vd-nav__meta {
  margin-left: auto;
  color: var(--vd-text-muted);
  font-size: var(--vd-text-xs);
  font-weight: 700;
}

.vd-nav__item[aria-current="page"] .vd-nav__meta,
.vd-nav__item.is-active .vd-nav__meta {
  color: inherit;
}

.vd-content {
  min-width: 0;
}

.vd-content__inner {
  width: min(100% - 2rem, var(--vd-shell-max));
  margin-inline: auto;
  padding-block: var(--vd-space-8);
}

.vd-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--vd-space-2);
  margin: 0 0 var(--vd-space-4);
  padding: 0;
  list-style: none;
  color: var(--vd-text-muted);
  font-size: var(--vd-text-sm);
}

.vd-breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: var(--vd-space-2);
}

.vd-breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--vd-border-strong);
}

.vd-breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.vd-breadcrumb a:hover {
  color: var(--vd-primary);
  text-decoration: underline;
}

.vd-breadcrumb [aria-current="page"] {
  color: var(--vd-text);
  font-weight: 700;
}

.vd-button.vd-nav-toggle {
  display: none;
}

.vd-nav-backdrop {
  display: none;
}

/* Verdannet UI - Buttons */
.vd-button {
  min-height: var(--vd-control-height);
  display: inline-flex; align-items: center; justify-content: center; gap: var(--vd-space-2);
  padding: .45rem var(--vd-control-pad-x);
  border: 1px solid var(--vd-border-strong);
  border-radius: var(--vd-radius-sm);
  background: var(--vd-surface);
  color: var(--vd-text);
  font-size: var(--vd-text-sm);
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--vd-duration-fast) var(--vd-ease), border-color var(--vd-duration-fast) var(--vd-ease), transform var(--vd-duration-fast) var(--vd-ease);
}
.vd-button:hover { border-color: color-mix(in srgb, var(--vd-primary) 55%, var(--vd-border)); background: var(--vd-hover); color: var(--vd-text); }
.vd-button:active { transform: translateY(1px); }
.vd-button:disabled, .vd-button[aria-disabled="true"] { opacity: .48; pointer-events: none; }
.vd-button--primary { background: var(--vd-primary); border-color: var(--vd-primary); color: var(--vd-primary-contrast); }
.vd-button--primary:hover { background: var(--vd-primary-hover); border-color: var(--vd-primary-hover); color: var(--vd-primary-contrast); }
.vd-button--primary:active { background: var(--vd-primary-active); }
.vd-button--ghost { background: transparent; border-color: transparent; }
.vd-button--ghost:hover { border-color: transparent; background: var(--vd-primary-soft); color: var(--vd-primary); }
.vd-button--danger { background: var(--vd-danger); border-color: var(--vd-danger); color: #fff; }
.vd-button--danger:hover { background: color-mix(in srgb, var(--vd-danger) 85%, #000); border-color: color-mix(in srgb, var(--vd-danger) 85%, #000); color: #fff; }
.vd-button--icon { width: var(--vd-control-height); padding-inline: 0; }
.vd-button__spinner { width: 1em; height: 1em; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: vd-spin .7s linear infinite; }
@keyframes vd-spin { to { transform: rotate(360deg); } }

/* Verdannet UI - Responsive */
@media (max-width: 56.25rem) {
  .vd-layout-inspector { grid-template-columns: 1fr; }
  .vd-page-header { flex-direction: column; }
  .vd-page-header__actions { width: 100%; }

  .vd-button.vd-nav-toggle {
    display: inline-flex;
  }

  .vd-app-layout {
    display: block;
  }

  .vd-sidebar {
    position: fixed;
    z-index: 80;
    inset: var(--vd-header-height) auto 0 0;
    width: min(20rem, 86vw);
    height: auto;
    transform: translateX(-102%);
    transition: transform var(--vd-duration-base) var(--vd-ease);
    box-shadow: var(--vd-shadow-modal);
  }

  body[data-vd-nav-open="true"] {
    overflow: hidden;
  }

  body[data-vd-nav-open="true"] .vd-sidebar {
    transform: translateX(0);
  }

  .vd-nav-backdrop {
    position: fixed;
    z-index: 70;
    inset: var(--vd-header-height) 0 0;
    display: block;
    border: 0;
    padding: 0;
    background: rgb(0 0 0 / .34);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--vd-duration-base) var(--vd-ease);
  }

  body[data-vd-nav-open="true"] .vd-nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 42.5rem) {
  .vd-shell, .vd-app-header__inner, .vd-content__inner { width: min(100% - 1.75rem, var(--vd-shell-max)); }
  .vd-main, .vd-content__inner { padding-block: var(--vd-space-6); }
  .vd-user__meta { display: none; }
  .vd-brand__org { font-size: .68rem; }
  .vd-brand__app { max-width: 11rem; }
}

@media (max-width: 22.5rem) {
  .vd-shell, .vd-app-header__inner, .vd-content__inner { width: min(100% - 1.25rem, var(--vd-shell-max)); }
  .vd-brand__app { max-width: 8rem; }
}

@media (prefers-reduced-motion: reduce) {
  .vd-sidebar,
  .vd-nav-backdrop {
    transition: none;
  }
}