/* ==============================
   Alterium Manager - Layout
   ============================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
  padding: 0;
}

.app-body {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 26%),
    linear-gradient(180deg, var(--color-bg) 0%, color-mix(in srgb, var(--color-bg) 88%, #000 12%) 100%);
  color: var(--color-text);
}

.app-root {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 0.7rem 1.15rem;
  background: var(--color-nav-bg);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-nav-border);
  box-shadow: 0 1px 0 rgba(148, 163, 184, 0.08);
}

.app-header__inner {
  width: 100%;
  max-width: 88rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-4);
}

.app-header__brand,
.app-header__nav,
.app-shell-tools {
  min-width: 0;
}

.app-header-link {
  color: inherit;
}

.app-logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
}

.app-logo-img {
  height: 1.7rem;
  width: auto;
  display: block;
  flex-shrink: 0;
}

.app-logo-img--dark,
.logo-dark {
  display: block;
}

.app-logo-img--light,
.logo-light {
  display: none;
}

[data-theme="dark"] .app-logo-img--dark,
[data-theme="dark"] .logo-dark {
  display: block;
}

[data-theme="dark"] .app-logo-img--light,
[data-theme="dark"] .logo-light {
  display: none;
}

[data-theme="light"] .app-logo-img--dark,
[data-theme="light"] .logo-dark {
  display: none;
}

[data-theme="light"] .app-logo-img--light,
[data-theme="light"] .logo-light {
  display: block;
}

.app-logo-title {
  font-size: 0.96rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.app-logo-subtitle {
  font-size: 0.72rem;
  color: var(--color-text-soft);
}

.app-nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
  min-width: 0;
}

.nav-group-left,
.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast),
    border-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary-strong);
  background: var(--color-primary-soft);
}

.nav-link.is-active {
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
  box-shadow: inset 0 0 0 1px var(--color-border-accent);
  font-weight: 700;
}

.nav-link--compact {
  font-size: 0.8rem;
  min-height: 1.8rem;
  padding: 0.1rem 0.5rem;
}

.nav-dropdown {
  position: relative;
}

.nav-trigger {
  min-height: 2rem;
  padding: 0.2rem 0.9rem;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-pill);
  background: var(--color-bg-elevated);
  color: var(--color-text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.nav-trigger:hover,
.nav-trigger:focus-visible,
.nav-dropdown.is-open .nav-trigger {
  border-color: var(--color-border-accent);
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 0;
  min-width: 30rem;
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem 1rem;
  padding: 0.85rem;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-bg-elevated) 94%, var(--color-surface-alt) 6%);
  box-shadow: var(--shadow-lg);
  z-index: 60;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown.is-open .nav-dropdown-menu {
  display: grid;
}

.nav-dropdown-section {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.nav-dropdown-title {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.nav-dropdown-link {
  display: block;
  padding: 0.35rem 0.45rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
}

.nav-dropdown-link:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

.nav-dropdown-link.is-active {
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
  font-weight: 700;
}

.app-shell-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.app-shell-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.65rem;
  min-width: 0;
}

.app-shell-account {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.app-shell-account:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

.app-shell-account__label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
}

.app-shell-account__name {
  max-width: 14rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.84rem;
  font-weight: 700;
}

.app-shell-logout {
  margin: 0;
}

.theme-toggle {
  min-width: 2rem;
}

.theme-toggle__icon {
  font-size: 0.95rem;
  line-height: 1;
}

.theme-toggle__label {
  font-weight: 600;
}

.notif-bell {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.15rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-pill);
  background: var(--color-bg-elevated);
  color: var(--color-text);
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.notif-bell:hover {
  border-color: var(--color-border-accent);
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.notif-bell__icon {
  font-size: 0.95rem;
  line-height: 1;
}

.notif-bell__label {
  font-size: 0.82rem;
  font-weight: 600;
}

.notif-badge {
  position: absolute;
  top: -0.15rem;
  right: -0.25rem;
  min-width: 1.2rem;
  height: 1.2rem;
  padding: 0 0.32rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background: var(--color-danger-text);
  color: var(--color-text-inverse);
  font-size: 0.68rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.app-bg {
  flex: 1;
  min-height: 100%;
}

.app-main {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: var(--space-5) var(--space-4) var(--space-6);
}

.app-main--top {
  padding-top: var(--space-5);
}

.app-page {
  width: 100%;
  max-width: 88rem;
  margin: 0 auto;
}

.page-container {
  width: 100%;
}

.app-footer {
  padding: 0.85rem 1.5rem 1.2rem;
  border-top: 1px solid var(--color-nav-border);
  background: var(--color-nav-bg);
  color: var(--color-text-soft);
  font-size: 0.76rem;
}

.app-footer__inner {
  width: 100%;
  max-width: 88rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.app-footer__brand {
  color: var(--color-text-muted);
  font-weight: 700;
}

.app-footer__meta {
  text-align: right;
}

.fade-in {
  animation: am-fade-in 240ms ease;
}

@keyframes am-fade-in {
  from {
    opacity: 0;
    transform: translateY(0.4rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-mobile {
  display: none;
}

.nav-burger {
  min-height: 2.15rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-pill);
  background: var(--color-bg-elevated);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.nav-burger:hover {
  box-shadow: var(--shadow-md);
}

.nav-burger-icon {
  font-size: 1rem;
  line-height: 1;
}

.nav-burger-text {
  font-size: 0.85rem;
  font-weight: 600;
}

.nav-mobile-backdrop {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 60;
}

.nav-mobile-panel {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  top: 0.8rem;
  width: min(32rem, calc(100% - 1.4rem));
  max-height: calc(100vh - 1.6rem);
  overflow: auto;
  z-index: 70;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.nav-mobile-head {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.8rem 1rem;
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border-subtle);
}

.nav-mobile-title {
  font-size: 0.95rem;
  font-weight: 700;
}

.nav-mobile-close {
  min-height: 2rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-pill);
  background: var(--color-bg-elevated);
  cursor: pointer;
}

.nav-mobile-body {
  padding: 0.8rem 1rem 1rem;
}

.nav-mobile-section {
  margin-bottom: 1rem;
}

.nav-mobile-section-title {
  margin-bottom: 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.nav-mobile-links {
  display: grid;
  gap: 0.35rem;
}

.nav-mobile-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 2.6rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  background: var(--color-bg-elevated);
  color: var(--color-text);
}

.nav-mobile-link:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-border-accent);
}

.nav-mobile-link.is-active {
  background: var(--color-primary-soft);
  border-color: var(--color-border-accent);
  color: var(--color-primary-strong);
  font-weight: 700;
}

html.nav-mobile-open,
html.nav-mobile-open body {
  overflow: hidden;
}

@media (max-width: 1180px) {
  .app-header__inner {
    grid-template-columns: auto 1fr;
  }

  .app-header__nav {
    order: 3;
    grid-column: 1 / -1;
  }

  .app-shell-tools {
    justify-content: flex-end;
  }
}

@media (max-width: 960px) {
  .app-header {
    padding: 0.7rem 0.8rem;
  }

  .app-shell-tools {
    width: 100%;
    grid-column: 1 / -1;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .global-search-form {
    flex: 1 1 16rem;
  }

  .app-shell-actions {
    flex: 1 1 auto;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }

  .nav-mobile {
    display: flex;
    width: 100%;
    justify-content: flex-start;
  }

  .app-nav {
    width: 100%;
    justify-content: space-between;
  }

  .app-shell-tools {
    align-items: stretch;
  }

  .app-shell-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .notif-bell__label,
  .theme-toggle__label {
    display: none;
  }

  .app-shell-account {
    flex: 1 1 100%;
    padding-left: 0;
  }

  .app-footer__meta {
    text-align: left;
  }

  .app-main {
    padding: var(--space-4);
  }
}