/* ==========================================================================
   Portal Design System
   Colors: Signal Blue (#0057FF) & Porcelain (#F8F7F4)
   ========================================================================== */

:root {
  /* Brand Palette */
  --brand-signal-blue: #0057FF;
  --brand-signal-blue-hover: #0046CC;
  --brand-signal-blue-active: #003699;
  --brand-signal-blue-tint: #EBF2FF;
  --brand-signal-blue-glow: rgba(0, 87, 255, 0.16);

  --brand-porcelain: #F8F7F4;
  --brand-porcelain-dark: #EFECE6;
  --brand-porcelain-light: #FAF9F7;

  /* Surfaces & Neutrals */
  --surface-white: #FFFFFF;
  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  --border-subtle: #E2E8F0;
  --border-focus: #0057FF;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-card: 0 10px 25px -4px rgba(0, 87, 255, 0.07), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
  --shadow-card-hover: 0 16px 32px -4px rgba(0, 87, 255, 0.12), 0 6px 14px -3px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 0 3px rgba(0, 87, 255, 0.22);

  /* Radii */
  --radius-xl: 20px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 6px;

  /* Dimensions */
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 72px;
  --topbar-height: 64px;
}

* {
  box-sizing: border-box;
}

html, body {
  font-family: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-primary);
  background-color: var(--brand-porcelain);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

.text-primary-brand {
  color: var(--brand-signal-blue) !important;
}

.bg-porcelain {
  background-color: var(--brand-porcelain) !important;
}

/* Primary Signal Blue Buttons */
.btn-signal-blue, .btn-primary {
  background-color: var(--brand-signal-blue);
  border-color: var(--brand-signal-blue);
  color: #FFFFFF;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 9px 20px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 6px rgba(0, 87, 255, 0.2);
}

.btn-signal-blue:hover, .btn-primary:hover {
  background-color: var(--brand-signal-blue-hover);
  border-color: var(--brand-signal-blue-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 87, 255, 0.3);
}

.btn-signal-blue:active, .btn-primary:active {
  background-color: var(--brand-signal-blue-active);
  transform: translateY(0);
}

.btn-outline-signal-blue {
  background-color: transparent;
  border: 1.5px solid var(--brand-signal-blue);
  color: var(--brand-signal-blue);
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 9px 20px;
  transition: all 0.2s ease;
}

.btn-outline-signal-blue:hover {
  background-color: var(--brand-signal-blue-tint);
  border-color: var(--brand-signal-blue);
  color: var(--brand-signal-blue-hover);
}

/* Form Controls */
.form-control, .form-select {
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-subtle);
  padding: 10px 14px;
  font-size: 0.92rem;
  color: var(--text-primary);
  background-color: #FFFFFF;
  transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--brand-signal-blue);
  box-shadow: var(--shadow-glow);
  outline: none;
}

/* Tables */
.table {
  border-color: var(--border-subtle);
}

.table > :not(caption) > * > * {
  padding: 12px 16px;
  vertical-align: middle;
}

.table thead th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--text-muted);
  background-color: var(--brand-porcelain);
  border-bottom: 1px solid var(--border-subtle);
}

/* ==========================================================================
   Unauthenticated Auth Wrapper
   ========================================================================== */
.auth-page-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--brand-porcelain);
  background-image: 
    radial-gradient(at 0% 0%, rgba(0, 87, 255, 0.07) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(0, 87, 255, 0.05) 0px, transparent 50%);
  padding: 24px 16px;
}

.auth-card {
  width: 100%;
  max-width: 480px;
  background: var(--surface-white);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(226, 232, 240, 0.8);
  box-shadow: var(--shadow-card);
  padding: 40px 36px;
  transition: box-shadow 0.3s ease;
}

.auth-logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, #0057FF 0%, #0040B8 100%);
  color: #FFFFFF;
  font-size: 1.6rem;
  margin-bottom: 12px;
  box-shadow: 0 8px 18px rgba(0, 87, 255, 0.28);
}

.auth-title {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.auth-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Authenticated Shell Layout (Sidebar + Top Bar + Content)
   ========================================================================== */
.app-shell {
  display: flex;
  min-height: 100vh;
  background-color: var(--brand-porcelain);
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1030;
  background-color: #FFFFFF;
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: visible;
}

.app-sidebar-header {
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 16px;
  flex-shrink: 0;
}

.app-sidebar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
  gap: 12px;
  flex: 1;
  overflow: hidden;
}

.sidebar-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0057FF 0%, #0046CC 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(0, 87, 255, 0.25);
  flex-shrink: 0;
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
}

.sidebar-brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.1;
}

.sidebar-brand-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-signal-blue);
}

/* Floating Vertical Line Toggle Button (< when expanded, > when collapsed) */
.sidebar-edge-toggle-btn {
  position: absolute;
  top: 19px;
  right: -13px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: #FFFFFF;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 2px 5px rgba(15, 23, 42, 0.12), 0 1px 2px rgba(15, 23, 42, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  z-index: 1040;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
  outline: none;
}

.sidebar-edge-toggle-btn:hover {
  background-color: var(--brand-signal-blue);
  color: #FFFFFF;
  border-color: var(--brand-signal-blue);
  box-shadow: 0 3px 8px rgba(0, 87, 255, 0.35);
  transform: scale(1.12);
}

.sidebar-edge-toggle-btn:active {
  transform: scale(0.95);
}

.sidebar-edge-toggle-btn i {
  line-height: 1;
  transition: transform 0.18s ease;
}

/* Navigation List */
.sidebar-nav-container {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px 12px;
}

.sidebar-section-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  padding: 10px 12px 6px;
  margin: 0;
}

.sidebar-nav-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}

.sidebar-nav-item {
  margin-bottom: 4px;
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 600;
  transition: all 0.18s ease;
  text-decoration: none;
}

.sidebar-nav-link i {
  font-size: 1.15rem;
  color: var(--text-muted);
  transition: color 0.18s ease;
}

.sidebar-nav-link:hover {
  background-color: var(--brand-porcelain);
  color: var(--brand-signal-blue);
}

.sidebar-nav-link:hover i {
  color: var(--brand-signal-blue);
}

.sidebar-nav-link.active {
  background-color: var(--brand-signal-blue);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(0, 87, 255, 0.28);
}

.sidebar-nav-link.active i {
  color: #FFFFFF;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-subtle);
  background-color: #FAFAFA;
}

/* Main Area */
.app-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Topbar */
.app-topbar {
  height: var(--topbar-height);
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Single Searchable Tenant Selector */
.tenant-searchable-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--brand-porcelain);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 7px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: all 0.2s ease;
  cursor: pointer;
  text-decoration: none;
}

.tenant-searchable-btn:hover, .tenant-searchable-btn:focus {
  background-color: #FFFFFF;
  border-color: var(--brand-signal-blue);
  box-shadow: 0 2px 8px rgba(0, 87, 255, 0.12);
  color: var(--text-primary);
}

.tenant-searchable-dropdown {
  min-width: 320px;
  max-width: 380px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card-hover);
  padding: 0;
  margin-top: 6px;
  overflow: hidden;
}

.tenant-search-box {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-subtle);
  background-color: #FAFAFA;
}

.tenant-search-box .form-control {
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 0.84rem;
}

.tenant-items-list {
  max-height: 280px;
  overflow-y: auto;
  padding: 4px 0;
}

.tenant-group-header {
  padding: 6px 14px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background-color: var(--brand-porcelain);
}

.tenant-item {
  padding: 8px 14px;
  font-size: 0.88rem;
  transition: background-color 0.15s ease;
  cursor: pointer;
}

.tenant-item:hover {
  background-color: var(--brand-signal-blue-tint);
  color: var(--brand-signal-blue);
}

.tenant-item.active {
  background-color: var(--brand-signal-blue-tint);
  color: var(--brand-signal-blue);
  font-weight: 600;
}

.tenant-item.active .tenant-check {
  display: inline-block !important;
}

/* User Avatar & Menu */
.user-menu-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: none;
  padding: 4px;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  color: var(--text-primary);
}

.user-avatar-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0057FF 0%, #003699 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 2px 6px rgba(0, 87, 255, 0.25);
}

.user-menu-dropdown {
  min-width: 240px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card-hover);
  padding: 8px;
  margin-top: 8px;
}

.user-menu-header {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 6px;
}

.user-menu-name {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.user-menu-role {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  background-color: var(--brand-signal-blue-tint);
  color: var(--brand-signal-blue);
  text-transform: uppercase;
}

/* Main Content Area */
.app-content {
  flex: 1;
  padding: 28px 32px;
}

.content-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  padding: 28px;
  margin-bottom: 24px;
}

/* Responsive Rules */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
  z-index: 1025;
}

@media (max-width: 991.98px) {
  .app-sidebar {
    width: 280px;
    max-width: 85vw;
    transform: translateX(-100%);
    box-shadow: 0 0 30px rgba(15, 23, 42, 0.25);
    z-index: 1045;
  }

  .app-sidebar.show {
    transform: translateX(0);
  }

  .sidebar-overlay {
    z-index: 1040;
  }

  .app-shell.sidebar-open .sidebar-overlay {
    display: block;
  }

  body.sidebar-open {
    overflow: hidden;
  }

  .app-main {
    margin-left: 0 !important;
    min-width: 0;
  }

  .app-topbar {
    padding: 0 16px;
  }

  .app-content {
    padding: 20px 16px;
  }
}

@media (max-width: 575.98px) {
  .app-topbar {
    padding: 0 12px;
    height: 58px;
  }

  .topbar-left {
    gap: 8px;
    min-width: 0;
    flex: 1;
  }

  .topbar-right {
    gap: 8px;
    flex-shrink: 0;
  }

  .tenant-searchable-btn {
    padding: 5px 10px;
    font-size: 0.8rem;
    gap: 6px;
    max-width: 100%;
  }

  #selectedTenantLabel {
    max-width: 130px !important;
  }

  .tenant-searchable-dropdown {
    min-width: 260px;
    max-width: calc(100vw - 20px);
    width: 290px;
  }

  .user-menu-dropdown {
    min-width: 220px;
    max-width: calc(100vw - 20px);
  }

  .app-content {
    padding: 16px 12px;
  }

  .content-card, .card {
    padding: 18px 14px !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 16px;
  }

  .auth-page-wrapper {
    padding: 16px 12px;
  }

  .auth-card {
    padding: 28px 18px !important;
    border-radius: 16px !important;
  }

  .auth-title {
    font-size: 1.35rem;
  }

  .auth-subtitle {
    font-size: 0.85rem;
  }
}

@media (max-width: 380px) {
  #selectedTenantLabel {
    max-width: 95px !important;
  }
}

/* Desktop Collapsible Sidebar Rules */
@media (min-width: 992px) {
  .app-shell.sidebar-collapsed .app-sidebar {
    width: var(--sidebar-collapsed-width);
  }

  .app-shell.sidebar-collapsed .app-main {
    margin-left: var(--sidebar-collapsed-width);
  }

  /* Header adjustments */
  .app-shell.sidebar-collapsed .app-sidebar-header {
    justify-content: center;
    padding: 0;
  }

  .app-shell.sidebar-collapsed .app-sidebar-brand {
    padding: 0;
    justify-content: center;
    flex: none;
  }

  .app-shell.sidebar-collapsed .sidebar-brand-text {
    display: none !important;
  }

  /* Section Title */
  .app-shell.sidebar-collapsed .sidebar-section-title {
    font-size: 0;
    line-height: 0;
    height: 1px;
    padding: 0;
    margin: 12px 10px;
    background-color: var(--border-subtle);
  }

  /* Navigation Links */
  .app-shell.sidebar-collapsed .sidebar-nav-container {
    padding: 16px 8px;
  }

  .app-shell.sidebar-collapsed .sidebar-nav-link {
    justify-content: center;
    padding: 11px 0;
    position: relative;
  }

  .app-shell.sidebar-collapsed .sidebar-nav-link span {
    display: none !important;
  }

  .app-shell.sidebar-collapsed .sidebar-nav-link i {
    font-size: 1.25rem;
    margin: 0;
  }

  /* Footer adjustments */
  .app-shell.sidebar-collapsed .sidebar-footer {
    padding: 12px 6px;
  }

  .app-shell.sidebar-collapsed .sidebar-footer-inner {
    flex-direction: column !important;
    justify-content: center !important;
    gap: 8px;
  }

  .app-shell.sidebar-collapsed .sidebar-user-info {
    display: none !important;
  }
}