/* ============================================================
   CCW Portal — App Shell Layout
   ============================================================ */

/* ── Initialisation Loading ──────────────────────────────── */
.ccw-init-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  gap: var(--space-4);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.ccw-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-brand-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── App Shell ────────────────────────────────────────────── */
.ccw-app {
  display: flex;
  min-height: 100vh;
  background-color: var(--color-bg-secondary);
}

/* ── Sidebar ──────────────────────────────────────────────── */
.ccw-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--color-bg-primary);
  border-right: 1px solid var(--color-border);
  z-index: var(--z-sidebar);
  transition: width var(--transition-normal), transform var(--transition-normal);
  overflow: hidden;
}

.ccw-sidebar--collapsed {
  width: var(--sidebar-collapsed-width);
}

.ccw-sidebar__inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: var(--sidebar-width);
  overflow: hidden;
}

/* Brand */
.ccw-sidebar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  min-height: var(--topbar-height);
  flex-shrink: 0;
}

.ccw-sidebar__logo {
  flex-shrink: 0;
}

.ccw-sidebar__brand-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.ccw-sidebar__brand-name {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  white-space: nowrap;
}

.ccw-sidebar__brand-sub {
  font-size: 0.65rem;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Navigation */
.ccw-sidebar__nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--space-4) 0;
}

.ccw-sidebar__nav::-webkit-scrollbar {
  width: 4px;
}

.ccw-sidebar__nav::-webkit-scrollbar-track {
  background: transparent;
}

.ccw-sidebar__nav::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.ccw-nav-section {
  margin-bottom: var(--space-6);
}

.ccw-nav-section__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 var(--space-4) var(--space-2);
  white-space: nowrap;
}

.ccw-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.ccw-nav-item:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.ccw-nav-item--active {
  background-color: var(--color-brand-primary-light);
  color: var(--color-brand-primary);
  border-left-color: var(--color-brand-primary);
  font-weight: var(--font-weight-semibold);
}

.ccw-nav-item__icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ccw-nav-item__label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Sidebar footer */
.ccw-sidebar__footer {
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.ccw-sidebar__collapse-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) 0;
  color: var(--color-text-tertiary);
  font-size: var(--text-xs);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.ccw-sidebar__collapse-btn:hover {
  color: var(--color-text-secondary);
}

.ccw-sidebar--collapsed .ccw-sidebar__collapse-btn svg {
  transform: rotate(180deg);
}

/* Sidebar overlay (mobile) */
.ccw-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-sidebar) - 1);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.ccw-sidebar-overlay.visible {
  opacity: 1;
}

/* ── Content Wrapper ──────────────────────────────────────── */
.ccw-content-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-normal);
}

.ccw-app--sidebar-collapsed .ccw-content-wrapper {
  margin-left: var(--sidebar-collapsed-width);
}

/* ── Top Bar ──────────────────────────────────────────────── */
.ccw-topbar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  z-index: var(--z-topbar);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  gap: var(--space-4);
}

.ccw-topbar__left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.ccw-topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.ccw-topbar__menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.ccw-topbar__menu-btn:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.ccw-topbar__title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ccw-topbar__theme-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  position: relative;
}

.ccw-topbar__theme-btn:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

/* Show sun in dark mode, moon in light mode */
.ccw-icon-sun { display: none; }
.ccw-icon-moon { display: block; }

[data-theme="dark"] .ccw-icon-sun { display: block; }
[data-theme="dark"] .ccw-icon-moon { display: none; }

/* User menu */
.ccw-topbar__user {
  position: relative;
}

.ccw-topbar__user-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast);
}

.ccw-topbar__user-btn:hover {
  background-color: var(--color-bg-tertiary);
}

.ccw-avatar {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background-color: var(--color-brand-primary);
  color: white;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ccw-topbar__user-name {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.ccw-topbar__user-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  width: 220px;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  overflow: hidden;
  animation: fadeInDown var(--transition-fast) ease;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.ccw-topbar__user-info {
  padding: var(--space-3) var(--space-4);
}

.ccw-topbar__user-fullname {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.ccw-topbar__user-email {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ccw-topbar__dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.ccw-topbar__dropdown-item:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

/* ── Main Content Area ────────────────────────────────────── */
.ccw-main {
  flex: 1;
  padding: var(--space-8);
  max-width: var(--content-max-width);
  width: 100%;
}

/* ── View container ───────────────────────────────────────── */
.ccw-view {
  animation: viewFadeIn var(--transition-fast) ease;
}

@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.ccw-view__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.ccw-view__header-left {
  flex: 1;
  min-width: 0;
}

.ccw-view__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: var(--line-height-tight);
}

.ccw-view__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.ccw-view__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* ── Back link ────────────────────────────────────────────── */
.ccw-back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  transition: color var(--transition-fast);
  cursor: pointer;
  background: none;
  border: none;
}

.ccw-back-link:hover {
  color: var(--color-brand-primary);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .ccw-sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important;
  }

  .ccw-sidebar.open {
    transform: translateX(0);
  }

  .ccw-sidebar-overlay {
    display: block;
  }

  .ccw-content-wrapper {
    margin-left: 0 !important;
  }

  .ccw-topbar__menu-btn {
    display: flex;
  }

  .ccw-topbar {
    padding: 0 var(--space-4);
  }

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

  .ccw-topbar__user-name {
    display: none;
  }
}

@media (max-width: 480px) {
  .ccw-main {
    padding: var(--space-3);
  }
}