/*
  CodideX Layout System
  Dashboard shell, sidebar, topbar, footer, breadcrumb, and page title patterns.
*/

.cdx-auth-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
}

.cdx-auth-visual {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: clamp(2rem, 5vw, 4rem);
  background: #0f3f78 url("../images/backgrounds/login-campus.svg") center / cover no-repeat;
  color: var(--cdx-white);
}

.cdx-auth-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(11, 17, 32, 0.12), rgba(11, 17, 32, 0.78));
}

.cdx-auth-copy {
  position: relative;
  z-index: 1;
  max-width: 620px;
}

.cdx-auth-panel {
  display: flex;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 4vw, 4rem);
  background: var(--cdx-body-bg);
}

.cdx-auth-card {
  width: min(100%, 450px);
}

.cdx-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--cdx-sidebar-width) minmax(0, 1fr);
  background: var(--cdx-body-bg);
}

.cdx-sidebar {
  position: sticky;
  top: 0;
  z-index: 1030;
  height: 100vh;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--cdx-border);
  background: linear-gradient(180deg, #0f2745 0%, #101828 100%);
  color: rgba(255, 255, 255, 0.78);
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.04);
  transition: width var(--cdx-transition-base), transform var(--cdx-transition-base), box-shadow var(--cdx-transition-base);
}

.cdx-brand {
  display: flex;
  min-height: var(--cdx-header-height);
  align-items: center;
  gap: var(--cdx-space-3);
  padding: 0 var(--cdx-space-5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.cdx-brand-mark {
  display: inline-flex;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  border-radius: var(--cdx-radius-lg);
  background: linear-gradient(135deg, var(--cdx-primary-400), var(--cdx-secondary-400));
  color: var(--cdx-white);
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(47, 128, 237, 0.28);
}

.cdx-brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.cdx-brand-name {
  color: var(--cdx-white);
  font-family: var(--cdx-font-display);
  font-size: var(--cdx-font-size-xl);
  font-weight: 900;
  line-height: 1;
}

.cdx-brand-meta {
  display: block;
  margin-top: 0.15rem;
  color: rgba(255, 255, 255, 0.52);
  font-size: var(--cdx-font-size-xs);
  font-weight: 700;
}

.cdx-sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--cdx-space-4) var(--cdx-space-3);
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.22) transparent;
}

.cdx-nav-label {
  margin: var(--cdx-space-5) var(--cdx-space-3) var(--cdx-space-2);
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cdx-nav-link {
  position: relative;
  display: flex;
  min-height: 42px;
  align-items: center;
  gap: var(--cdx-space-3);
  padding: 0.62rem 0.82rem;
  border-radius: var(--cdx-radius-md);
  color: rgba(255, 255, 255, 0.76);
  font-size: var(--cdx-font-size-sm);
  font-weight: 750;
  transform: none;
  transition:
    background var(--cdx-transition-fast),
    color var(--cdx-transition-fast),
    box-shadow var(--cdx-transition-fast),
    padding var(--cdx-transition-fast);
}

.cdx-nav-link i {
  width: 1.25rem;
  min-width: 1.25rem;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.98rem;
  text-align: center;
  transition: color var(--cdx-transition-fast), transform var(--cdx-transition-fast);
}

.cdx-nav-link span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cdx-nav-link:hover,
.cdx-nav-link.active {
  background: linear-gradient(90deg, rgba(47, 128, 237, 0.22), rgba(32, 169, 139, 0.12));
  color: var(--cdx-white);
  transform: none;
}

.cdx-nav-link.active::before {
  position: absolute;
  top: 0.7rem;
  bottom: 0.7rem;
  left: 0;
  width: 3px;
  border-radius: var(--cdx-radius-pill);
  background: var(--cdx-secondary-300);
  content: "";
  pointer-events: none;
}

.cdx-nav-link:hover {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.cdx-nav-link.active i,
.cdx-nav-link:hover i {
  color: var(--cdx-secondary-300);
  transform: none;
}

.cdx-nav-group {
  display: grid;
  gap: 0.2rem;
  margin-bottom: 0.42rem;
}

.cdx-nav-group-toggle {
  display: flex;
  width: 100%;
  min-height: 40px;
  align-items: center;
  justify-content: space-between;
  gap: var(--cdx-space-2);
  padding: 0.56rem 0.82rem;
  border: 0;
  border-radius: var(--cdx-radius-md);
  background: transparent;
  color: rgba(255, 255, 255, 0.54);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-align: left;
  text-transform: uppercase;
  transition: background var(--cdx-transition-fast), color var(--cdx-transition-fast);
}

.cdx-nav-group-toggle span {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--cdx-space-2);
}

.cdx-nav-group-toggle i {
  width: 1.05rem;
  text-align: center;
}

.cdx-nav-group-toggle:hover,
.cdx-nav-group.is-open .cdx-nav-group-toggle {
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.84);
}

.cdx-nav-chevron {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.68rem;
  transition: transform var(--cdx-transition-fast);
}

.cdx-nav-group.is-open .cdx-nav-chevron {
  transform: rotate(180deg);
}

.cdx-nav-group-panel {
  display: none;
  padding: 0.12rem 0 0.18rem 0.2rem;
}

.cdx-nav-group.is-open .cdx-nav-group-panel {
  display: grid;
  gap: 0.12rem;
}

.cdx-nav-subsection {
  display: grid;
  gap: 0.12rem;
}

.cdx-nav-subsection + .cdx-nav-subsection {
  margin-top: 0.42rem;
}

.cdx-nav-subheading {
  margin: 0.35rem 0.82rem 0.12rem;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-transform: uppercase;
}

.cdx-sidebar-nav.is-searching .cdx-nav-group:not([hidden]) {
  display: grid;
}

.cdx-sidebar-nav [hidden] {
  display: none !important;
}

.cdx-sidebar-footer {
  padding: var(--cdx-space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.09);
}

.cdx-main {
  min-width: 0;
}

.cdx-topbar {
  position: sticky;
  top: 0;
  z-index: 1020;
  min-height: var(--cdx-header-height);
  display: flex;
  align-items: center;
  gap: var(--cdx-space-4);
  padding: 0 var(--cdx-space-6);
  border-bottom: 1px solid var(--cdx-border);
  background: color-mix(in srgb, var(--cdx-body-bg) 88%, transparent);
  backdrop-filter: blur(18px);
}

[data-theme="dark"] .cdx-topbar {
  background: rgba(11, 17, 32, 0.82);
}

.cdx-topbar-search {
  position: relative;
  flex: 1;
  max-width: 520px;
}

.cdx-topbar-search i {
  position: absolute;
  top: 50%;
  left: 1rem;
  color: var(--cdx-text-muted);
  transform: translateY(-50%);
}

.cdx-topbar-search .form-control {
  padding-left: 2.75rem;
  background: var(--cdx-surface);
  border-color: transparent;
  box-shadow: var(--cdx-shadow-xs);
}

.cdx-topbar-search:focus-within .form-control {
  border-color: rgba(47, 128, 237, 0.32);
  box-shadow: var(--cdx-shadow-focus);
}

.cdx-topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--cdx-space-2);
  margin-left: auto;
  min-width: 0;
}

.cdx-avatar {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 50%;
  background: var(--cdx-primary-100);
  color: var(--cdx-primary-700);
  font-weight: 900;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--cdx-primary-500) 18%, transparent);
}

.cdx-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cdx-content {
  width: min(100%, var(--cdx-content-max-width));
  margin-inline: auto;
  padding: var(--cdx-space-8) var(--cdx-space-6);
}

.cdx-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--cdx-space-4);
  margin-bottom: var(--cdx-space-6);
}

.cdx-page-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--cdx-space-2);
  margin-bottom: var(--cdx-space-2);
  color: var(--cdx-primary-700);
  font-size: var(--cdx-font-size-xs);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

[data-theme="dark"] .cdx-page-eyebrow {
  color: var(--cdx-primary-300);
}

.cdx-breadcrumb {
  --bs-breadcrumb-divider-color: var(--cdx-text-muted);
  margin-bottom: var(--cdx-space-2);
  color: var(--cdx-text-muted);
  font-size: var(--cdx-font-size-sm);
  font-weight: 700;
}

.cdx-breadcrumb .breadcrumb-item.active {
  color: var(--cdx-text-muted);
}

.cdx-footer {
  padding: var(--cdx-space-5) var(--cdx-space-6);
  border-top: 1px solid var(--cdx-border);
  color: var(--cdx-text-muted);
  font-size: var(--cdx-font-size-sm);
}

.cdx-sidebar-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1025;
  display: none;
  background: rgba(2, 6, 23, 0.42);
}

.cdx-sidebar-backdrop.show {
  display: block;
}

.cdx-sidebar-collapsed .cdx-shell {
  grid-template-columns: var(--cdx-sidebar-collapsed-width) minmax(0, 1fr);
}

.cdx-sidebar-collapsed .cdx-brand-copy,
.cdx-sidebar-collapsed .cdx-nav-label,
.cdx-sidebar-collapsed .cdx-nav-link span,
.cdx-sidebar-collapsed .cdx-nav-group-toggle span,
.cdx-sidebar-collapsed .cdx-nav-subheading,
.cdx-sidebar-collapsed .cdx-nav-chevron,
.cdx-sidebar-collapsed .cdx-sidebar-footer {
  display: none;
}

.cdx-sidebar-collapsed .cdx-brand,
.cdx-sidebar-collapsed .cdx-nav-link,
.cdx-sidebar-collapsed .cdx-nav-group-toggle {
  justify-content: center;
}

.cdx-sidebar-collapsed .cdx-nav-link.active::before {
  left: 0.35rem;
}

.cdx-sidebar-collapsed .cdx-sidebar-nav {
  padding-inline: var(--cdx-space-3);
}

.cdx-sidebar-collapsed .cdx-nav-link {
  padding-inline: 0.7rem;
}

.cdx-sidebar-collapsed .cdx-nav-group-panel {
  display: grid;
  padding-left: 0;
}

.cdx-sidebar-collapsed .cdx-nav-group-toggle {
  min-height: 14px;
  padding: 0.18rem 0;
  pointer-events: none;
}

.cdx-sidebar-collapsed .cdx-nav-link:hover {
  padding-left: 0.7rem;
}

.cdx-sidebar-collapsed .cdx-nav-link[data-cdx-nav-title]::after {
  position: absolute;
  left: calc(100% + 0.55rem);
  z-index: 1050;
  display: none;
  max-width: 220px;
  padding: 0.45rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--cdx-radius-md);
  background: #101828;
  color: var(--cdx-white);
  content: attr(data-cdx-nav-title);
  font-size: var(--cdx-font-size-xs);
  font-weight: 850;
  white-space: nowrap;
  box-shadow: var(--cdx-shadow-md);
}

.cdx-sidebar-collapsed .cdx-nav-link[data-cdx-nav-title]:hover::after {
  display: block;
}