/* ==========================================================================
   HOTEL CANTEEN MANAGEMENT SYSTEM - CORE DESIGN SYSTEM
   Theme: 5-Star Luxury Dark Hotel Aesthetic with Gold Accents
   Font: Poppins (Google Fonts)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

/* ==========================================================================
   1. DESIGN TOKENS & ROOT VARIABLES
   ========================================================================== */
:root {
  /* Background Color Palette */
  --bg-primary: #060b18;
  --bg-secondary: #0c1528;
  --bg-tertiary: #121f35;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.07);
  --bg-sidebar: rgba(6, 11, 24, 0.95);
  --bg-overlay: rgba(0, 0, 0, 0.75);

  /* Border Tokens */
  --border: rgba(255, 255, 255, 0.07);
  --border-subtle: rgba(255, 255, 255, 0.03);
  --border-focus: rgba(245, 158, 11, 0.5);
  --border-gold: rgba(245, 158, 11, 0.3);
  --border-gold-strong: rgba(245, 158, 11, 0.6);

  /* Accents & Brand Gold */
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --accent-light: #fbbf24;
  --accent-glow: rgba(245, 158, 11, 0.15);
  --accent-glow-strong: rgba(245, 158, 11, 0.35);
  --accent-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --accent-gradient-hover: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  --gold-metallic: linear-gradient(135deg, #ffd700 0%, #d4af37 50%, #aa7c11 100%);

  /* Secondary Accents */
  --purple: #8b5cf6;
  --purple-glow: rgba(139, 92, 246, 0.15);
  --blue: #3b82f6;
  --blue-glow: rgba(59, 130, 246, 0.15);

  /* Typography Colors */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #4b5563;
  --text-inverse: #060b18;
  --text-gold: #f59e0b;

  /* State & Alert Colors */
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.1);
  --success-border: rgba(16, 185, 129, 0.3);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --danger-border: rgba(239, 68, 68, 0.3);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.3);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.1);
  --info-border: rgba(59, 130, 246, 0.3);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.75);
  --shadow-gold: 0 4px 32px rgba(245, 158, 11, 0.2);
  --shadow-gold-lg: 0 8px 40px rgba(245, 158, 11, 0.3);
  --inner-glow: inset 0 1px 1px rgba(255, 255, 255, 0.1);

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ==========================================================================
   2. CSS RESET & GLOBAL BASICS
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 95% 5%, rgba(245, 158, 11, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 5% 95%, rgba(59, 130, 246, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.02) 0%, transparent 60%);
  background-attachment: fixed;
  overflow-x: hidden;
}

img, svg, video, canvas {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--accent-light);
  text-decoration: none;
}

/* ==========================================================================
   3. CUSTOM LUXURY SCROLLBAR
   ========================================================================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-pill);
  border: 2px solid var(--bg-primary);
  transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* ==========================================================================
   4. TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin-bottom: 0.5rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 2rem;
  font-weight: 600;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

h5 {
  font-size: 1rem;
  font-weight: 600;
}

h6 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.text-gold-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ==========================================================================
   5. BUTTONS & MICRO-INTERACTIONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.4;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-glow-strong);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  box-shadow: none !important;
  transform: none !important;
}

/* Button Variants */
.btn-primary {
  background: var(--accent-gradient);
  color: #1a0a00;
  font-weight: 600;
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
  background: var(--accent-gradient-hover);
  color: #120600;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-outline-gold {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn-outline-gold:hover {
  background: var(--accent);
  color: #1a0a00;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--danger);
  color: #fca5a5;
}

.btn-danger:hover {
  background: var(--danger);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.btn-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--success);
  color: #6ee7b7;
}

.btn-success:hover {
  background: var(--success);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

.btn-info {
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid var(--info);
  color: #93c5fd;
}

.btn-info:hover {
  background: var(--info);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

/* Button Sizing */
.btn-sm {
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  border-radius: var(--radius-xs);
  gap: 0.35rem;
}

.btn-lg {
  padding: 0.85rem 2.25rem;
  font-size: 1.05rem;
  border-radius: var(--radius-sm);
  gap: 0.75rem;
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.btn-icon.btn-sm {
  width: 30px;
  height: 30px;
}

.btn-icon.btn-lg {
  width: 46px;
  height: 46px;
}

/* Spinner in button */
.btn .spinner-border {
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}

/* ==========================================================================
   6. CARDS & CONTAINERS (GLASSMORPHISM)
   ========================================================================== */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--shadow-gold);
  transform: translateY(-2px);
}

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.015);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-subtitle {
  font-size: 0.825rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Card Glow Effect */
.card-glow-gold {
  box-shadow: var(--shadow-gold);
  border-color: var(--border-gold);
}

/* ==========================================================================
   7. FORM CONTROLS & INPUT SYSTEM
   ========================================================================== */
.form-group {
  margin-bottom: 1.25rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.45rem;
  letter-spacing: 0.01em;
}

.form-label .required {
  color: var(--accent);
  margin-left: 0.2rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1.5;
  transition: var(--transition-fast);
  outline: none;
}

.form-control:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.07);
}

.form-control:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

.form-control:disabled,
.form-control[readonly] {
  background: rgba(0, 0, 0, 0.25);
  border-color: var(--border);
  color: var(--text-muted);
  cursor: not-allowed;
}

/* Custom Select Dropdown */
.form-select {
  width: 100%;
  padding: 0.65rem 2.5rem 0.65rem 1rem;
  background-color: var(--bg-tertiary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f59e0b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1.5;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  transition: var(--transition-fast);
}

.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  padding: 0.5rem;
}

/* Input Group with Icons */
.input-group {
  display: flex;
  position: relative;
  width: 100%;
}

.input-group-text {
  display: flex;
  align-items: center;
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  border-right: none;
}

.input-group .form-control {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.input-group-append .btn,
.input-group-append .input-group-text {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

/* Validation States */
.form-control.is-invalid,
.was-validated .form-control:invalid {
  border-color: var(--danger) !important;
  box-shadow: 0 0 0 2px var(--danger-bg) !important;
}

.invalid-feedback {
  display: block;
  font-size: 0.8rem;
  color: #fca5a5;
  margin-top: 0.35rem;
}

.form-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Custom Checkbox */
.form-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
}

.form-check-input {
  width: 18px;
  height: 18px;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  display: grid;
  place-content: center;
  transition: var(--transition-fast);
  margin: 0;
}

.form-check-input::before {
  content: "";
  width: 10px;
  height: 10px;
  transform: scale(0);
  transition: 120ms transform ease-in-out;
  box-shadow: inset 1em 1em var(--bg-primary);
  transform-origin: bottom left;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
  background-color: #1a0a00;
}

.form-check-input:checked {
  background-color: var(--accent);
  border-color: var(--accent);
}

.form-check-input:checked::before {
  transform: scale(1);
}

.form-check-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

/* ==========================================================================
   8. BADGES & PILLS
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
  border: 1px solid transparent;
}

.badge-admin {
  background: rgba(139, 92, 246, 0.15);
  color: #c4b5fd;
  border-color: rgba(139, 92, 246, 0.35);
}

.badge-staff {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border-color: rgba(59, 130, 246, 0.35);
}

.badge-user {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border-color: rgba(16, 185, 129, 0.35);
}

.badge-gold,
.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-light);
  border-color: rgba(245, 158, 11, 0.35);
}

.badge-active,
.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

.badge-inactive,
.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.3);
}

.badge-info {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.3);
}

/* ==========================================================================
   9. ALERTS
   ========================================================================== */
.alert {
  position: relative;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border-left: 4px solid;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(10px);
  animation: slideIn 0.3s ease-out forwards;
}

.alert-success {
  background: var(--success-bg);
  border-color: var(--success);
  color: #a7f3d0;
}

.alert-danger {
  background: var(--danger-bg);
  border-color: var(--danger);
  color: #fecaca;
}

.alert-warning {
  background: var(--warning-bg);
  border-color: var(--warning);
  color: #fde68a;
}

.alert-info {
  background: var(--info-bg);
  border-color: var(--info);
  color: #bfdbfe;
}

.alert-dismissible {
  padding-right: 3rem;
}

.alert-close {
  position: absolute;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: inherit;
  opacity: 0.7;
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  transition: opacity 0.2s;
}

.alert-close:hover {
  opacity: 1;
}

/* ==========================================================================
   10. DATA TABLES
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table th {
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  font-size: 0.9rem;
  vertical-align: middle;
}

.table tbody tr {
  transition: background-color var(--transition-fast);
}

.table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.03);
}

.table .actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ==========================================================================
   11. MODAL SYSTEM
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), var(--shadow-gold);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.92) translateY(20px);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.15);
}

.modal-lg {
  max-width: 820px;
}

.modal-sm {
  max-width: 400px;
}

/* ==========================================================================
   12. AVATARS & USER IDENTIFIERS
   ========================================================================== */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--accent-gradient);
  color: #1a0a00;
  position: relative;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  user-select: none;
}

.avatar-sm {
  width: 32px;
  height: 32px;
  font-size: 0.75rem;
}

.avatar-md {
  width: 42px;
  height: 42px;
  font-size: 0.95rem;
}

.avatar-lg {
  width: 58px;
  height: 58px;
  font-size: 1.25rem;
}

.avatar-xl {
  width: 76px;
  height: 76px;
  font-size: 1.6rem;
  border: 3px solid rgba(245, 158, 11, 0.4);
}

.avatar-ring {
  box-shadow: 0 0 0 2px var(--bg-primary), 0 0 0 4px var(--accent);
}

/* ==========================================================================
   13. TOAST NOTIFICATIONS
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  pointer-events: all;
  min-width: 300px;
  max-width: 420px;
  padding: 1rem 1.25rem;
  background: rgba(18, 31, 53, 0.95);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transform: translateX(120%);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.35s ease;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-success {
  border-left-color: var(--success);
}

.toast-error,
.toast-danger {
  border-left-color: var(--danger);
}

.toast-info {
  border-left-color: var(--info);
}

.toast-warning {
  border-left-color: var(--warning);
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}

.toast-message {
  font-size: 0.825rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   14. SPINNERS & SKELETON LOADERS
   ========================================================================== */
.spinner {
  display: inline-block;
  width: 22px;
  height: 22px;
  border: 2px solid rgba(245, 158, 11, 0.25);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
}

.spinner-lg {
  width: 44px;
  height: 44px;
  border-width: 3px;
}

.spinner-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 11, 24, 0.85);
  backdrop-filter: blur(10px);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.skeleton {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.03) 25%, rgba(255, 255, 255, 0.08) 50%, rgba(255, 255, 255, 0.03) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.6s infinite;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   15. PAGINATION
   ========================================================================== */
.pagination {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-item .page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition-fast);
  text-decoration: none;
}

.page-item .page-link:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-gold);
  color: var(--text-primary);
}

.page-item.active .page-link {
  background: var(--accent-gradient);
  border-color: var(--accent);
  color: #1a0a00;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.3);
}

.page-item.disabled .page-link {
  opacity: 0.4;
  pointer-events: none;
}

/* ==========================================================================
   16. STATUS INDICATORS
   ========================================================================== */
.status-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  position: relative;
}

.status-dot.online {
  background-color: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.status-dot.offline {
  background-color: var(--text-muted);
}

.status-dot.busy {
  background-color: var(--danger);
  box-shadow: 0 0 8px var(--danger);
}

/* ==========================================================================
   17. UTILITY CLASSES
   ========================================================================== */
/* Display & Flexbox */
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.d-block { display: block !important; }
.d-none { display: none !important; }
.hidden { display: none !important; }
.flex-column { flex-direction: column !important; }
.flex-row { flex-direction: row !important; }
.flex-wrap { flex-wrap: wrap !important; }
.align-center { align-items: center !important; }
.align-start { align-items: flex-start !important; }
.align-end { align-items: flex-end !important; }
.justify-center { justify-content: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-start { justify-content: flex-start !important; }
.justify-end { justify-content: flex-end !important; }
.flex-1 { flex: 1 1 0% !important; }
.flex-grow-1 { flex-grow: 1 !important; }

/* Spacing - Gap */
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }
.gap-5 { gap: 2rem !important; }

/* Spacing - Margins */
.m-0 { margin: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 2rem !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 2rem !important; }
.mr-2 { margin-right: 0.5rem !important; }
.ml-2 { margin-left: 0.5rem !important; }

/* Spacing - Paddings */
.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 2rem !important; }

/* Text Alignment & Colors */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-accent { color: var(--accent) !important; }
.text-gold { color: var(--accent) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-info { color: var(--info) !important; }

/* Font Weights & Sizes */
.fw-400 { font-weight: 400 !important; }
.fw-500 { font-weight: 500 !important; }
.fw-600 { font-weight: 600 !important; }
.fw-700 { font-weight: 700 !important; }
.fw-800 { font-weight: 800 !important; }
.fs-xs { font-size: 0.75rem !important; }
.fs-sm { font-size: 0.85rem !important; }
.fs-md { font-size: 1rem !important; }
.fs-lg { font-size: 1.15rem !important; }
.fs-xl { font-size: 1.5rem !important; }

/* Sizing & Borders */
.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }
.rounded { border-radius: var(--radius) !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-full { border-radius: var(--radius-pill) !important; }
.overflow-hidden { overflow: hidden !important; }
.position-relative { position: relative !important; }

/* ==========================================================================
   18. ANIMATIONS & KEYFRAMES
   ========================================================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(245, 158, 11, 0.2); }
  50% { box-shadow: 0 0 25px rgba(245, 158, 11, 0.45); }
}

.fade-in { animation: fadeIn 0.4s ease-out forwards; }
.slide-up { animation: slideUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; }
.slide-in { animation: slideIn 0.3s ease-out forwards; }
.pulse-slow { animation: pulse 3s infinite ease-in-out; }

/* ==========================================================================
   19. DASHBOARD LAYOUT & SIDEBAR NAVIGATION
   ========================================================================== */
.dashboard-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
  position: relative;
  background-color: var(--bg-primary);
}

/* Sidebar Styling */
.sidebar {
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 100;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-brand {
  padding: 1.5rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.01);
}

.sidebar-brand-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--accent-gradient);
  color: #1a0a00;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.sidebar-brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.sidebar-brand-subtitle {
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.sidebar-user {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border);
  background: rgba(245, 158, 11, 0.02);
}

.sidebar-user-info {
  overflow: hidden;
}

.sidebar-user-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-role {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.75rem 1.5rem 0.35rem 1.5rem;
  margin-top: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
  border-radius: 0;
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: var(--accent);
  background: rgba(245, 158, 11, 0.08);
  border-right: 3px solid var(--accent);
  font-weight: 600;
}

.nav-link i,
.nav-link svg {
  width: 20px;
  text-align: center;
  font-size: 1.1rem;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
}

/* ==========================================================================
   20. TOP NAVIGATION & HEADER BAR
   ========================================================================== */
.top-bar {
  position: sticky;
  top: 0;
  background: rgba(6, 11, 24, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 90;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hamburger {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.4rem;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.user-chip {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem 0.35rem 0.45rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-fast);
}

.user-chip:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-gold);
}

.user-chip-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.user-chip-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.user-chip-role {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   21. DASHBOARD MAIN CONTENT & STATS
   ========================================================================== */
.main-content {
  padding: 2rem;
  overflow-y: auto;
  background: transparent;
  min-height: calc(100vh - 65px);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.2rem;
}

/* Statistics Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-card-info {
  display: flex;
  flex-direction: column;
}

.stat-card-value {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.stat-card-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
}

.stat-card-trend {
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: 0.35rem;
}

.stat-card-trend.up {
  color: var(--success);
}

.stat-card-trend.down {
  color: var(--danger);
}

.stat-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.stat-card-icon.gold {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.stat-card-icon.blue {
  background: rgba(59, 130, 246, 0.15);
  color: var(--blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.stat-card-icon.purple {
  background: rgba(139, 92, 246, 0.15);
  color: var(--purple);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.stat-card-icon.green {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Charts & Filter Bar */
.chart-card {
  padding: 1.5rem;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   22. RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .dashboard-layout {
    grid-template-columns: 220px 1fr;
  }
}

@media (max-width: 768px) {
  .dashboard-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 270px;
    z-index: 1000;
  }

  .sidebar.open {
    left: 0;
  }

  .sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .sidebar-overlay.active {
    opacity: 1;
    pointer-events: all;
  }

  .hamburger {
    display: inline-flex;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .main-content {
    padding: 1.25rem;
  }

  .top-bar {
    padding: 0.75rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .table th,
  .table td {
    padding: 0.65rem 0.75rem;
    font-size: 0.8rem;
  }

  .modal {
    width: 95%;
  }
}