/* =============================================================================
   SCOUT DESIGN SYSTEM - LAYOUT CLASSES
   PropertyHub Enterprise Real Estate Platform
   UPDATED TO MATCH DESIGN SPEC v1.0
   ============================================================================ */

/* ========== ADMIN LAYOUT ========== */

.admin-layout {
  display: flex;
  min-height: 100vh;
  background-color: var(--color-gray-50);
  overflow-x: hidden;
}

/* ========== SIDEBAR ========== */

.admin-sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--color-white);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  overflow-x: hidden;
  z-index: var(--z-fixed);
  transition: transform var(--transition-base);
}

.sidebar-header {
  padding: var(--space-6); /* SPEC: 24px */
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3); /* SPEC: 12px */
  font-family: var(--font-display);
  font-size: var(--font-size-xl); /* SPEC: 20px */
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
}

.sidebar-logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; /* SPEC: 40px */
  height: 40px; /* SPEC: 40px */
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg); /* SPEC: 8px */
  font-size: var(--font-size-base); /* SPEC: 16px */
  font-weight: var(--font-weight-bold);
}

/* ========== SIDEBAR NAVIGATION ========== */

.admin-sidebar-nav {
  padding: var(--space-4) 0; /* SPEC: 16px */
}

.nav-section {
  margin-bottom: var(--space-2);
}

.nav-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-3); /* SPEC: 12px */
  width: 100%;
  padding: var(--space-3) var(--space-4); /* SPEC: 12px 16px */
  font-size: var(--font-size-base); /* SPEC: 15px */
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  background: none;
  border: none;
  border-radius: var(--radius-lg); /* SPEC: 8px */
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-section-header:hover {
  background-color: var(--color-gray-50);
  color: var(--color-primary);
}

.nav-section-header.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
}

.nav-section-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; /* SPEC: 32px */
  height: 32px; /* SPEC: 32px */
  border-radius: var(--radius-md); /* SPEC: 6px */
  background-color: var(--color-gray-100);
  font-size: var(--font-size-xs); /* SPEC: 11px */
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}

.nav-section-header.active .nav-section-icon {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.nav-section-title {
  flex: 1;
}

.nav-section-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-2);
  font-size: var(--font-size-xs); /* SPEC: 12px */
  font-weight: var(--font-weight-semibold);
  background-color: var(--color-gray-200);
  color: var(--color-gray-700);
  border-radius: var(--border-radius-full);
}

.nav-section-header.active .nav-section-badge {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.nav-section-toggle {
  font-size: var(--font-size-xs);
  transition: transform var(--transition-fast);
}

.nav-section.expanded .nav-section-toggle {
  transform: rotate(90deg);
}

.nav-section-items {
  list-style: none;
  padding: 0;
  padding-left: 44px; /* SPEC: 44px for indentation */
  margin: 0;
  margin-top: var(--space-2); /* SPEC: 8px */
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.nav-section.expanded .nav-section-items {
  max-height: 500px;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3); /* SPEC: 8px 12px */
  color: var(--color-gray-600);
  font-size: var(--font-size-sm); /* SPEC: 14px */
  border-radius: var(--radius-md); /* SPEC: 6px */
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-item:hover {
  background-color: var(--color-gray-50);
  color: var(--color-primary);
}

.nav-item-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 var(--space-1);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background-color: var(--color-gray-200);
  color: var(--color-gray-700);
  border-radius: var(--border-radius-full);
}

/* ========== MAIN CONTENT ========== */

.admin-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ========== HEADER ========== */

.admin-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-5) var(--space-8); /* SPEC: 20px 32px (NOT 24px 48px) */
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.admin-header-content {
  display: flex; /* SPEC: Flexbox, NOT grid */
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  max-width: 1600px;
  margin: 0 auto;
}

.admin-header-title {
  font-family: var(--font-display);
  font-size: var(--font-size-4xl); /* SPEC: 34px (NOT 32px) */
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1.2;
  margin: 0;
}

.admin-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-5); /* SPEC: 20px (NOT 16px) */
}

.admin-search {
  position: relative;
  width: 420px; /* SPEC: 420px fixed width (NOT 320px or max-width 520px) */
}

.admin-search input {
  width: 100%;
  padding: 10px 16px 10px 40px; /* SPEC: Exact padding */
  border: 2px solid var(--color-primary); /* SPEC: 2px navy border (matches consumer gold border style) */
  border-radius: var(--radius-lg); /* SPEC: 8px */
  font-size: var(--font-size-sm); /* SPEC: 14px */
  font-weight: var(--font-weight-normal);
  transition: all var(--transition-fast);
}

.admin-search input::placeholder {
  color: var(--color-gray-500);
}

.admin-search input:focus {
  outline: none;
  border-color: var(--navy-dark); /* SPEC: Navy-dark on focus */
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1); /* SPEC: Navy shadow */
}

.admin-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-gray-500);
  pointer-events: none;
}

.admin-user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-3); /* SPEC: 12px */
  padding: var(--space-2) var(--space-3);
  background: none;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.admin-user-menu:hover {
  border-color: var(--color-primary);
  background-color: var(--color-gray-50);
}

.admin-user-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; /* SPEC: 40px (NOT 36px - larger, more prominent) */
  height: 40px; /* SPEC: 40px */
  border-radius: var(--border-radius-full);
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-sm); /* SPEC: 14px */
  font-weight: var(--font-weight-semibold);
}

.admin-user-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.admin-user-name {
  font-size: var(--font-size-sm); /* SPEC: 14px */
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.admin-user-role {
  font-size: var(--font-size-xs); /* SPEC: 12px */
  font-weight: var(--font-weight-normal);
  color: var(--color-gray-600);
}

/* Logout Button - SPEC: Navy background, white text (NOT gray outlined) */
.btn-logout {
  display: flex;
  align-items: center;
  gap: var(--space-2); /* SPEC: 6px */
  padding: var(--space-2) var(--space-4); /* SPEC: 8px 16px */
  background-color: var(--color-primary); /* SPEC: Navy background */
  color: var(--color-white); /* SPEC: White text */
  border: none;
  border-radius: var(--radius-md); /* SPEC: 6px */
  font-size: var(--font-size-sm); /* SPEC: 14px */
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-logout:hover {
  background-color: var(--navy-dark);
  transform: translateY(-1px);
}

/* ========== CONTENT AREA ========== */

.admin-content {
  flex: 1;
  padding: var(--space-6);
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

/* ========== DASHBOARD GRID ========== */

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.dashboard-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.dashboard-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.dashboard-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

/* ========== SECTION ========== */

.section {
  margin-bottom: var(--space-8);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin: 0;
}

.section-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-top: var(--space-1);
}

/* ========== CONTAINER ========== */

.container {
  width: 100%;
  max-width: var(--card-max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--space-4);
}

/* ========== RESPONSIVE ========== */

@media (max-width: 1024px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  
  .admin-sidebar.open {
    transform: translateX(0);
  }
  
  .admin-main {
    margin-left: 0;
  }
  
  .admin-search {
    width: 200px;
  }
}

@media (max-width: 768px) {
  .admin-header {
    padding: var(--space-4);
  }
  
  .admin-search {
    display: none;
  }
  
  .admin-user-info {
    display: none;
  }
}