/* ============================================================
   SULTAN'S MEDICAL SYSTEM — Premium Dark Theme Stylesheet
   Version: 1.0.0
   Author: Sultan's Medical System
   ============================================================ */

/* ------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (THEME VARIABLES)
   ------------------------------------------------------------ */
:root {
  /* --- Background Colors --- */
  --bg-body: #0f1419;
  --bg-card: #1a2332;
  --bg-card-hover: #1f2a3d;
  --bg-sidebar: #0d1117;
  --bg-sidebar-hover: #1a2332;
  --bg-sidebar-active: rgba(16, 185, 129, 0.15);
  --bg-header: rgba(13, 17, 23, 0.95);
  --bg-input: #1a2332;
  --bg-input-focus: #1f2a3d;
  --bg-modal-overlay: rgba(0, 0, 0, 0.7);
  --bg-dropdown: #1a2332;
  --bg-tooltip: #0d1117;
  --bg-code: #1a2332;

  /* --- Primary Colors --- */
  --color-primary: #10b981;
  --color-primary-dark: #059669;
  --color-primary-light: #34d399;
  --color-primary-subtle: rgba(16, 185, 129, 0.1);

  /* --- Accent Colors --- */
  --color-accent: #0ea5e9;
  --color-accent-dark: #0284c7;
  --color-accent-light: #38bdf8;

  /* --- Status Colors --- */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #0ea5e9;
  --color-scheduled: #0ea5e9;
  --color-completed: #10b981;
  --color-cancelled: #ef4444;
  --color-pending: #f59e0b;

  /* --- Text Colors --- */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f1419;
  --text-on-primary: #ffffff;
  --text-on-danger: #ffffff;
  --text-on-warning: #0f1419;

  /* --- Border Colors --- */
  --border-color: rgba(148, 163, 184, 0.12);
  --border-color-hover: rgba(148, 163, 184, 0.25);
  --border-focus: var(--color-primary);

  /* --- Shadows --- */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);

  /* --- Typography --- */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas,
    'Courier New', monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;

  /* --- Spacing --- */
  --spacing-0: 0;
  --spacing-1: 4px;
  --spacing-2: 8px;
  --spacing-3: 12px;
  --spacing-4: 16px;
  --spacing-5: 20px;
  --spacing-6: 24px;
  --spacing-8: 32px;
  --spacing-10: 40px;
  --spacing-12: 48px;
  --spacing-16: 64px;

  /* --- Border Radius --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* --- Sizing --- */
  --sidebar-width: 250px;
  --header-height: 60px;
  --content-max-width: 1400px;

  /* --- Z-Index Layers --- */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-notification: 600;
  --z-tooltip: 700;
}

/* ------------------------------------------------------------
   2. RESET & BASE STYLES
   ------------------------------------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-body);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a:hover {
  color: var(--color-accent-light);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

svg {
  fill: currentColor;
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  border: none;
  background: none;
  outline: none;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: var(--font-size-md); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p {
  margin-bottom: var(--spacing-4);
  color: var(--text-secondary);
}

small {
  font-size: var(--font-size-sm);
}

/* Selection */
::selection {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
}

::-moz-selection {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Placeholder */
::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

/* ------------------------------------------------------------
   3. LAYOUT — LOGIN PAGE
   ------------------------------------------------------------ */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(14, 165, 233, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(16, 185, 129, 0.04) 0%, transparent 50%),
    var(--bg-body);
  padding: var(--spacing-4);
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(circle at 30% 40%, rgba(16, 185, 129, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 70% 60%, rgba(14, 165, 233, 0.03) 0%, transparent 40%);
  animation: loginBgShift 20s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes loginBgShift {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(2%, 2%) rotate(3deg); }
}

.login-container {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.login-card {
  position: relative;
  z-index: 2;
  width: 100%;
  background: rgba(26, 35, 50, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(148, 163, 184, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--spacing-10) var(--spacing-8);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(16, 185, 129, 0.05);
  animation: loginFadeIn 0.6s ease-out;
}

@keyframes loginFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.login-logo {
  text-align: center;
  margin-bottom: var(--spacing-8);
}

.login-logo .logo-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-4);
  font-size: 24px;
  color: white;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.login-logo h1 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  background: linear-gradient(135deg, var(--text-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-logo p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-2);
  margin-bottom: 0;
}

/* Login subtitle with typewriter */
.login-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-2);
  margin-bottom: 0;
  min-height: 1.5em;
}

.typing-cursor {
  display: inline-block;
  color: var(--color-primary);
  animation: cursorBlink 0.8s ease-in-out infinite;
  font-weight: 300;
  margin-left: 1px;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.login-form .form-group {
  margin-bottom: var(--spacing-5);
}

.login-form .form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2);
}

.login-form .form-input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  background: rgba(15, 20, 25, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.login-form .form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  background: rgba(15, 20, 25, 0.8);
}

.login-form .form-input::placeholder {
  color: var(--text-muted);
}

.login-form .form-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-6);
}

.login-form .form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.login-form .form-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.login-form .forgot-link {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
}

.login-form .forgot-link:hover {
  color: var(--color-accent-light);
}

.login-form .btn {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-md);
}

.login-form .login-footer {
  text-align: center;
  margin-top: var(--spacing-6);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.login-form .login-footer a {
  color: var(--color-accent);
}

.login-form .login-footer a:hover {
  color: var(--color-accent-light);
}

/* ------------------------------------------------------------
   4. LAYOUT — APPLICATION SHELL
   ------------------------------------------------------------ */

/* --- Sidebar --- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  z-index: var(--z-fixed);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-5) var(--spacing-6);
  border-bottom: 1px solid var(--border-color);
  min-height: var(--header-height);
  flex-shrink: 0;
}

.sidebar-brand .brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: white;
  flex-shrink: 0;
}

.sidebar-brand .brand-text {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-brand .brand-text span {
  color: var(--color-primary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-4) var(--spacing-3);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.sidebar-nav .nav-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: var(--spacing-3) var(--spacing-3) var(--spacing-2);
  margin-top: var(--spacing-2);
}

.sidebar-nav .nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  position: relative;
}

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

.sidebar-nav .nav-item.active {
  background: var(--bg-sidebar-active);
  color: var(--color-primary);
}

.sidebar-nav .nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.sidebar-nav .nav-item .nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.sidebar-nav .nav-item .nav-badge {
  margin-left: auto;
  font-size: var(--font-size-xs);
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.sidebar-footer {
  padding: var(--spacing-4) var(--spacing-3);
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}

.sidebar-footer .user-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.sidebar-footer .user-info:hover {
  background: var(--bg-sidebar-hover);
}

.sidebar-footer .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: white;
  flex-shrink: 0;
}

.sidebar-footer .user-details {
  flex: 1;
  min-width: 0;
}

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

.sidebar-footer .user-role {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* --- Sidebar Toggle (Hamburger) --- */
.sidebar-toggle {
  display: flex;
  position: fixed;
  top: var(--spacing-3);
  left: var(--spacing-3);
  z-index: calc(var(--z-fixed) + 10);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
}

.sidebar-toggle .hamburger-icon {
  width: 18px;
  height: 14px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sidebar-toggle .hamburger-icon span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.sidebar-toggle.active .hamburger-icon span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.sidebar-toggle.active .hamburger-icon span:nth-child(2) {
  opacity: 0;
}

.sidebar-toggle.active .hamburger-icon span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* --- Desktop sidebar collapse --- */
@media (min-width: 769px) {
  .sidebar.active {
    transform: translateX(-100%);
  }
  .sidebar-overlay.active {
    display: block;
    opacity: 1;
    pointer-events: auto;
  }
  .sidebar-collapsed .header {
    left: 0;
  }
  .sidebar-collapsed .main-content {
    margin-left: 0;
  }
}

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

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

/* --- Header / Top Bar --- */
.header {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--header-height);
  background: var(--bg-header);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-6);
  transition: left var(--transition-base);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.header-left .page-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.header-left .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.header-left .breadcrumb a {
  color: var(--text-muted);
}

.header-left .breadcrumb a:hover {
  color: var(--text-primary);
}

.header-left .breadcrumb .separator {
  color: var(--text-muted);
  font-size: 10px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.header-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  position: relative;
  font-size: 18px;
}

.header-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.header-btn .notification-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-danger);
  border: 2px solid var(--bg-header);
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.header-user:hover {
  background: var(--bg-card);
}

.header-user .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: white;
}

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

/* --- Main Content Area --- */
.main-content {
  margin-left: var(--sidebar-width);
  padding: calc(var(--header-height) + var(--spacing-6)) var(--spacing-6) var(--spacing-6);
  min-height: 100vh;
  transition: margin-left var(--transition-base);
}

.main-content .content-wrapper {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-6);
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

.page-header h1 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
}

.page-header p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ------------------------------------------------------------
   5. CARDS & GLASSMORPHISM
   ------------------------------------------------------------ */
.card {
  background: rgba(26, 35, 50, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(148, 163, 184, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-6);
  transition: all var(--transition-base);
}

.card:hover {
  background: rgba(26, 35, 50, 0.85);
  border-color: rgba(148, 163, 184, 0.15);
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-5);
  padding-bottom: var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
}

.card-header h2,
.card-header h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.card-header .card-actions {
  display: flex;
  gap: var(--spacing-2);
  align-items: center;
}

.card-body {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.card-footer {
  margin-top: var(--spacing-5);
  padding-top: var(--spacing-4);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-3);
}

.card-sm { padding: var(--spacing-4); }
.card-lg { padding: var(--spacing-8); }

.card-stats {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  padding: var(--spacing-5) var(--spacing-6);
}

.card-stats .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.card-stats .stat-icon.green {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-primary);
}

.card-stats .stat-icon.blue {
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-accent);
}

.card-stats .stat-icon.yellow {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
}

.card-stats .stat-icon.red {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}

.card-stats .stat-info {
  flex: 1;
  min-width: 0;
}

.card-stats .stat-value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: var(--spacing-1);
}

.card-stats .stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: 0;
}

.card-stats .stat-change {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.card-stats .stat-change.up {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-primary);
}

.card-stats .stat-change.down {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}

/* ------------------------------------------------------------
   6. FORMS
   ------------------------------------------------------------ */
.form-group {
  margin-bottom: var(--spacing-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2);
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  background: var(--bg-input-focus);
}

.form-input:hover:not(:focus):not(:disabled),
.form-textarea:hover:not(:focus):not(:disabled),
.form-select:hover:not(:focus):not(:disabled) {
  border-color: var(--border-color-hover);
}

.form-input.is-invalid,
.form-textarea.is-invalid,
.form-select.is-invalid {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
  line-height: var(--line-height-normal);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%2394a3b8'%3E%3Cpath d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-select option {
  background: var(--bg-dropdown);
  color: var(--text-primary);
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--spacing-1);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--spacing-1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-5);
}

.form-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.form-checkbox,
.form-radio {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
  flex-shrink: 0;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-3);
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-5);
  border-top: 1px solid var(--border-color);
}

/* ------------------------------------------------------------
   7. BUTTONS
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  -webkit-user-select: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn:active {
  transform: scale(0.97);
}

/* Primary */
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--text-on-primary);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
  color: var(--text-on-primary);
}

.btn-primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

/* Danger */
.btn-danger {
  background: linear-gradient(135deg, var(--color-danger), #dc2626);
  color: var(--text-on-danger);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  background: linear-gradient(135deg, #f87171, var(--color-danger));
  box-shadow: 0 4px 16px rgba(239, 68, 68, 0.35);
  color: var(--text-on-danger);
}

/* Secondary */
.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

/* Outline */
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary-subtle);
  color: var(--color-primary-light);
  border-color: var(--color-primary-light);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

/* Sizes */
.btn-sm {
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--font-size-md);
  border-radius: var(--radius-lg);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.btn-icon.btn-sm {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

.btn-icon.btn-lg {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
}

.btn-group {
  display: inline-flex;
  gap: 0;
}

.btn-group .btn {
  border-radius: 0;
}

.btn-group .btn:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.btn-group .btn:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.btn-group .btn + .btn {
  border-left: 1px solid rgba(0, 0, 0, 0.15);
}

.btn .spinner {
  width: 14px;
  height: 14px;
  border-width: 2px;
}

/* ------------------------------------------------------------
   8. TABLES
   ------------------------------------------------------------ */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: var(--spacing-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.table-container::-webkit-scrollbar {
  height: 6px;
}

.table-container::-webkit-scrollbar-track {
  background: transparent;
}

.table-container::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: var(--radius-full);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

.data-table thead {
  background: rgba(15, 20, 25, 0.5);
}

.data-table thead th {
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  user-select: none;
}

.data-table thead th.sortable {
  cursor: pointer;
}

.data-table thead th.sortable:hover {
  color: var(--text-secondary);
}

.data-table thead th .sort-icon {
  display: inline-block;
  margin-left: var(--spacing-1);
  opacity: 0.3;
  font-size: 10px;
}

.data-table thead th.sortable:hover .sort-icon {
  opacity: 0.7;
}

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

.data-table tbody tr:nth-child(even) {
  background: rgba(26, 35, 50, 0.3);
}

.data-table tbody tr:hover {
  background: rgba(26, 35, 50, 0.8);
}

.data-table tbody tr.clickable {
  cursor: pointer;
}

.data-table tbody td {
  padding: var(--spacing-3) var(--spacing-4);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table .cell-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  justify-content: flex-end;
}

/* Table pagination */
.table-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-4);
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: var(--spacing-3);
}

.table-pagination .page-info {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.table-pagination .page-buttons {
  display: flex;
  gap: var(--spacing-1);
}

.table-pagination .page-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.table-pagination .page-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.table-pagination .page-btn.active {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.table-pagination .page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ------------------------------------------------------------
   9. MODALS
   ------------------------------------------------------------ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-modal-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: relative;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  background: rgba(26, 35, 50, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(148, 163, 184, 0.1);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-base), opacity var(--transition-base);
  opacity: 0;
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-5) var(--spacing-6);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background: rgba(26, 35, 50, 0.98);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  z-index: 1;
}

.modal-header h2,
.modal-header h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  font-size: 18px;
}

.modal-close:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-6);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-3);
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--border-color);
  position: sticky;
  bottom: 0;
  background: rgba(26, 35, 50, 0.98);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

/* Modal sizes */
.modal-sm { max-width: 400px; }
.modal-lg { max-width: 720px; }
.modal-xl { max-width: 960px; }
.modal-full { max-width: calc(100vw - 48px); }

/* ------------------------------------------------------------
   10. BADGES
   ------------------------------------------------------------ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: 2px 10px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
  line-height: 1.4;
}

.badge-primary {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-primary);
}

.badge-secondary {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-secondary);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
}

.badge-info {
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-info);
}

/* Status-specific badges */
.badge-scheduled {
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-scheduled);
}

.badge-completed {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-completed);
}

.badge-cancelled {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-cancelled);
}

.badge-pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-pending);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  padding: 0;
}

.badge-dot.badge-scheduled { background: var(--color-scheduled); }
.badge-dot.badge-completed { background: var(--color-completed); }
.badge-dot.badge-cancelled { background: var(--color-cancelled); }
.badge-dot.badge-pending   { background: var(--color-pending); }
.badge-dot.badge-primary   { background: var(--color-primary); }
.badge-dot.badge-danger    { background: var(--color-danger); }
.badge-dot.badge-warning   { background: var(--color-warning); }
.badge-dot.badge-info      { background: var(--color-info); }

/* ------------------------------------------------------------
   11. NOTIFICATIONS (TOAST)
   ------------------------------------------------------------ */
.notification-container {
  position: fixed;
  top: var(--spacing-4);
  right: var(--spacing-4);
  z-index: var(--z-notification);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  max-width: 400px;
  width: 100%;
  pointer-events: none;
}

.notification {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  background: rgba(26, 35, 50, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: notificationSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.notification.removing {
  animation: notificationSlideOut 0.3s ease-in forwards;
}

.notification-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  margin-top: 1px;
}

.notification-content {
  flex: 1;
  min-width: 0;
}

.notification-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: 2px;
}

.notification-message {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
}

.notification-close {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  flex-shrink: 0;
  font-size: 12px;
  transition: all var(--transition-fast);
}

.notification-close:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

/* Notification types */
.notification-success .notification-icon { color: var(--color-success); }
.notification-success { border-left: 3px solid var(--color-success); }

.notification-error .notification-icon { color: var(--color-danger); }
.notification-error { border-left: 3px solid var(--color-danger); }

.notification-warning .notification-icon { color: var(--color-warning); }
.notification-warning { border-left: 3px solid var(--color-warning); }

.notification-info .notification-icon { color: var(--color-info); }
.notification-info { border-left: 3px solid var(--color-info); }

/* Notification progress bar (for auto-dismiss) */
.notification-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.notification-progress .progress-bar {
  height: 100%;
  border-radius: 0 0 0 var(--radius-lg);
  transition: width linear;
}

.notification-success .notification-progress .progress-bar { background: var(--color-success); }
.notification-error .notification-progress .progress-bar { background: var(--color-danger); }
.notification-warning .notification-progress .progress-bar { background: var(--color-warning); }
.notification-info .notification-progress .progress-bar { background: var(--color-info); }

@keyframes notificationSlideIn {
  from {
    opacity: 0;
    transform: translateX(100%) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes notificationSlideOut {
  from {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateX(100%) scale(0.95);
  }
}

/* ------------------------------------------------------------
   12. CHARTS AREA
   ------------------------------------------------------------ */
.chart-card {
  background: rgba(26, 35, 50, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(148, 163, 184, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-6);
  transition: all var(--transition-base);
}

.chart-card:hover {
  border-color: rgba(148, 163, 184, 0.15);
  box-shadow: var(--shadow-lg);
}

.chart-card .chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-5);
}

.chart-card .chart-header h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.chart-card .chart-header .chart-period {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  padding: var(--spacing-1) var(--spacing-3);
  background: rgba(15, 20, 25, 0.5);
  border-radius: var(--radius-full);
}

.chart-card .chart-body {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart-card .chart-body canvas {
  max-width: 100%;
  max-height: 100%;
}

.chart-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-6);
}

/* ------------------------------------------------------------
   13. LOADING SPINNER
   ------------------------------------------------------------ */
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-color);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.7s linear infinite;
}

.spinner-sm {
  width: 18px;
  height: 18px;
  border-width: 2px;
}

.spinner-lg {
  width: 48px;
  height: 48px;
  border-width: 4px;
}

.spinner-primary {
  border-top-color: var(--color-primary);
}

.spinner-accent {
  border-top-color: var(--color-accent);
}

.spinner-white {
  border-color: rgba(255, 255, 255, 0.2);
  border-top-color: #ffffff;
}

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

/* Full-page loading */
.loading-screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-4);
  background: var(--bg-body);
  z-index: calc(var(--z-modal) + 100);
}

.loading-screen .loading-text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  animation: loadingPulse 1.5s ease-in-out infinite;
}

@keyframes loadingPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* Inline loading overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 20, 25, 0.6);
  border-radius: inherit;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 10;
  animation: fadeIn 0.2s ease;
}

/* ------------------------------------------------------------
   14. ANIMATIONS
   ------------------------------------------------------------ */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

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

/* Animation utility classes */
.animate-fade-in {
  animation: fadeIn var(--transition-base) ease forwards;
}

.animate-fade-in-up {
  animation: fadeInUp var(--transition-base) ease forwards;
}

.animate-fade-in-down {
  animation: fadeInDown var(--transition-base) ease forwards;
}

.animate-scale-in {
  animation: scaleIn var(--transition-spring) forwards;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* Stagger children animations */
.stagger-children > * {
  opacity: 0;
  animation: fadeInUp 0.4s ease forwards;
}

.stagger-children > *:nth-child(1) { animation-delay: 0.02s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.06s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.10s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.14s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.18s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.22s; }
.stagger-children > *:nth-child(7) { animation-delay: 0.26s; }
.stagger-children > *:nth-child(8) { animation-delay: 0.30s; }
.stagger-children > *:nth-child(9) { animation-delay: 0.34s; }
.stagger-children > *:nth-child(10) { animation-delay: 0.38s; }

/* Skeleton loading */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-card) 25%,
    var(--bg-card-hover) 50%,
    var(--bg-card) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
  color: transparent !important;
  user-select: none;
  pointer-events: none;
}

.skeleton-text {
  height: 14px;
  margin-bottom: var(--spacing-2);
  width: 100%;
}

.skeleton-text:last-child {
  width: 60%;
}

.skeleton-heading {
  height: 22px;
  width: 40%;
  margin-bottom: var(--spacing-4);
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

.skeleton-thumbnail {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
}

/* ------------------------------------------------------------
   15. DROPDOWN MENUS
   ------------------------------------------------------------ */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: var(--z-dropdown);
  min-width: 200px;
  padding: var(--spacing-2);
  margin-top: var(--spacing-1);
  background: var(--bg-dropdown);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px) scale(0.98);
  transition: all var(--transition-fast);
  transform-origin: top right;
}

.dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.dropdown-item:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.dropdown-item .dropdown-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.dropdown-item.danger {
  color: var(--color-danger);
}

.dropdown-item.danger:hover {
  background: rgba(239, 68, 68, 0.1);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-color);
  margin: var(--spacing-1) 0;
}

.dropdown-header {
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* ------------------------------------------------------------
   16. TOOLTIPS
   ------------------------------------------------------------ */
.tooltip {
  position: relative;
  display: inline-flex;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(2px);
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  background: var(--bg-tooltip);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
  z-index: var(--z-tooltip);
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.tooltip-right::after {
  left: calc(100% + 6px);
  bottom: 50%;
  transform: translateY(50%) translateX(-2px);
}

.tooltip-right:hover::after {
  transform: translateY(50%) translateX(0);
}

.tooltip-bottom::after {
  bottom: auto;
  top: calc(100% + 6px);
}

/* ------------------------------------------------------------
   17. TABS
   ------------------------------------------------------------ */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-6);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tabs::-webkit-scrollbar {
  height: 0;
}

.tab {
  padding: var(--spacing-3) var(--spacing-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}

.tab:hover {
  color: var(--text-secondary);
  border-bottom-color: var(--border-color-hover);
}

.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ------------------------------------------------------------
   18. PROGRESS BAR
   ------------------------------------------------------------ */
.progress {
  width: 100%;
  height: 8px;
  background: rgba(148, 163, 184, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
}

.progress-bar.success { background: linear-gradient(90deg, var(--color-success), #34d399); }
.progress-bar.warning { background: linear-gradient(90deg, var(--color-warning), #fbbf24); }
.progress-bar.danger  { background: linear-gradient(90deg, var(--color-danger), #f87171); }
.progress-bar.info    { background: linear-gradient(90deg, var(--color-info), #38bdf8); }

.progress-sm { height: 4px; }
.progress-lg { height: 12px; }

/* ------------------------------------------------------------
   19. EMPTY STATE
   ------------------------------------------------------------ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12) var(--spacing-6);
  text-align: center;
}

.empty-state .empty-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: var(--spacing-5);
}

.empty-state h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-2);
}

.empty-state p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  max-width: 320px;
  margin-bottom: var(--spacing-6);
}

/* ------------------------------------------------------------
   20. AVATAR
   ------------------------------------------------------------ */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  color: white;
  flex-shrink: 0;
  overflow: hidden;
}

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

.avatar-sm { width: 28px; height: 28px; font-size: var(--font-size-xs); }
.avatar-md { width: 40px; height: 40px; font-size: var(--font-size-sm); }
.avatar-lg { width: 56px; height: 56px; font-size: var(--font-size-md); }
.avatar-xl { width: 72px; height: 72px; font-size: var(--font-size-lg); }

.avatar-group {
  display: flex;
  align-items: center;
}

.avatar-group .avatar {
  border: 2px solid var(--bg-body);
  margin-left: -8px;
}

.avatar-group .avatar:first-child {
  margin-left: 0;
}

.avatar-group .avatar-more {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 2px solid var(--bg-body);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  margin-left: -8px;
}

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

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.25);
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(148, 163, 184, 0.4);
  background-clip: content-box;
}

::-webkit-scrollbar-corner {
  background: transparent;
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.25) transparent;
}

/* ------------------------------------------------------------
   22. UTILITY CLASSES
   ------------------------------------------------------------ */

/* Display */
.flex           { display: flex; }
.inline-flex    { display: inline-flex; }
.grid           { display: grid; }
.hidden         { display: none; }
.block          { display: block; }

/* Flex direction */
.flex-row       { flex-direction: row; }
.flex-col       { flex-direction: column; }

/* Flex wrap */
.flex-wrap      { flex-wrap: wrap; }
.flex-nowrap    { flex-wrap: nowrap; }

/* Align items */
.items-center   { align-items: center; }
.items-start    { align-items: flex-start; }
.items-end      { align-items: flex-end; }
.items-stretch  { align-items: stretch; }

/* Justify content */
.justify-center   { justify-content: center; }
.justify-between  { justify-content: space-between; }
.justify-end      { justify-content: flex-end; }
.justify-start    { justify-content: flex-start; }

/* Gap */
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-5 { gap: var(--spacing-5); }
.gap-6 { gap: var(--spacing-6); }

/* Grid columns */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-5);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--spacing-5);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: var(--spacing-5);
}

/* Margin */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-5 { margin-top: var(--spacing-5); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }
.mt-auto { margin-top: auto; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-5 { margin-bottom: var(--spacing-5); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: var(--spacing-1); }
.ml-2 { margin-left: var(--spacing-2); }
.ml-3 { margin-left: var(--spacing-3); }
.ml-4 { margin-left: var(--spacing-4); }
.ml-auto { margin-left: auto; }

.mr-1 { margin-right: var(--spacing-1); }
.mr-2 { margin-right: var(--spacing-2); }
.mr-3 { margin-right: var(--spacing-3); }
.mr-4 { margin-right: var(--spacing-4); }
.mr-auto { margin-right: auto; }

.mx-auto { margin-left: auto; margin-right: auto; }

/* Padding */
.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-1); }
.p-2 { padding: var(--spacing-2); }
.p-3 { padding: var(--spacing-3); }
.p-4 { padding: var(--spacing-4); }
.p-5 { padding: var(--spacing-5); }
.p-6 { padding: var(--spacing-6); }

.px-1 { padding-left: var(--spacing-1); padding-right: var(--spacing-1); }
.px-2 { padding-left: var(--spacing-2); padding-right: var(--spacing-2); }
.px-3 { padding-left: var(--spacing-3); padding-right: var(--spacing-3); }
.px-4 { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
.px-5 { padding-left: var(--spacing-5); padding-right: var(--spacing-5); }
.px-6 { padding-left: var(--spacing-6); padding-right: var(--spacing-6); }

.py-1 { padding-top: var(--spacing-1); padding-bottom: var(--spacing-1); }
.py-2 { padding-top: var(--spacing-2); padding-bottom: var(--spacing-2); }
.py-3 { padding-top: var(--spacing-3); padding-bottom: var(--spacing-3); }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-5 { padding-top: var(--spacing-5); padding-bottom: var(--spacing-5); }
.py-6 { padding-top: var(--spacing-6); padding-bottom: var(--spacing-6); }

/* Text alignment */
.text-left      { text-align: left; }
.text-center    { text-align: center; }
.text-right     { text-align: right; }

/* Text colors */
.text-primary    { color: var(--text-primary); }
.text-secondary  { color: var(--text-secondary); }
.text-muted      { color: var(--text-muted); }
.text-success    { color: var(--color-success); }
.text-danger     { color: var(--color-danger); }
.text-warning    { color: var(--color-warning); }
.text-info       { color: var(--color-info); }
.text-accent     { color: var(--color-accent); }

/* Font sizes */
.text-xs  { font-size: var(--font-size-xs); }
.text-sm  { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-md  { font-size: var(--font-size-md); }
.text-lg  { font-size: var(--font-size-lg); }
.text-xl  { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }

/* Font weights */
.font-normal    { font-weight: var(--font-weight-normal); }
.font-medium    { font-weight: var(--font-weight-medium); }
.font-semibold  { font-weight: var(--font-weight-semibold); }
.font-bold      { font-weight: var(--font-weight-bold); }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto   { overflow: auto; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Border radius */
.rounded-sm  { border-radius: var(--radius-sm); }
.rounded-md  { border-radius: var(--radius-md); }
.rounded-lg  { border-radius: var(--radius-lg); }
.rounded-xl  { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Truncate text */
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Divider */
.divider {
  width: 100%;
  height: 1px;
  background: var(--border-color);
  margin: var(--spacing-4) 0;
}

/* Status indicator (dot) */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  display: inline-block;
}

.status-dot.online    { background: var(--color-success); box-shadow: 0 0 6px rgba(16, 185, 129, 0.5); }
.status-dot.offline   { background: var(--text-muted); }
.status-dot.away      { background: var(--color-warning); }
.status-dot.busy      { background: var(--color-danger); }

/* ------------------------------------------------------------
   23. RESPONSIVE — TABLETS & MOBILE (max-width: 768px)
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  /* Sidebar becomes overlay */
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .sidebar-overlay {
    display: block;
  }

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

  .sidebar-toggle {
    display: flex;
  }

  /* Header adjusts */
  .header {
    left: 0;
    padding: 0 var(--spacing-4);
  }

  .header-left .breadcrumb {
    display: none;
  }

  /* Main content full width */
  .main-content {
    margin-left: 0;
    padding: calc(var(--header-height) + var(--spacing-4)) var(--spacing-4) var(--spacing-4);
  }

  /* Login card */
  .login-container {
    max-width: 340px;
  }
  .login-card {
    padding: var(--spacing-8) var(--spacing-5);
  }

  /* Form rows collapse */
  .form-row {
    grid-template-columns: 1fr;
  }

  /* Grids collapse */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  /* Chart grid collapses */
  .chart-grid {
    grid-template-columns: 1fr;
  }

  /* Cards adjust padding */
  .card {
    padding: var(--spacing-4);
  }

  .card-lg {
    padding: var(--spacing-5);
  }

  /* Modal full width */
  .modal {
    max-width: calc(100vw - 32px);
  }

  .modal-sm,
  .modal-lg,
  .modal-xl {
    max-width: calc(100vw - 32px);
  }

  /* Notifications full width */
  .notification-container {
    left: var(--spacing-4);
    right: var(--spacing-4);
    max-width: none;
  }

  /* Page header stacks */
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-header .page-actions {
    width: 100%;
    display: flex;
    gap: var(--spacing-2);
  }

  .page-header .page-actions .btn {
    flex: 1;
  }

  /* Tables get horizontal scroll (already handled by .table-container) */
  .data-table {
    font-size: var(--font-size-xs);
  }

  .data-table thead th,
  .data-table tbody td {
    padding: var(--spacing-2) var(--spacing-3);
  }

  /* Stat cards */
  .card-stats {
    padding: var(--spacing-4);
  }

  .card-stats .stat-value {
    font-size: var(--font-size-xl);
  }

  /* Tabs scroll horizontally */
  .tabs {
    gap: 0;
  }

  .tab {
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-xs);
  }

  /* Header right section collapse */
  .header-user .user-name {
    display: none;
  }

  /* Hide nav labels on mobile */
  .sidebar-nav .nav-label {
    font-size: 10px;
  }

  /* Footer user name truncate */
  .sidebar-footer .user-name {
    font-size: var(--font-size-xs);
  }

  /* Pagination stacks */
  .table-pagination {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ------------------------------------------------------------
   24. RESPONSIVE — SMALL MOBILE (max-width: 480px)
   ------------------------------------------------------------ */
@media (max-width: 480px) {
  .login-card {
    padding: var(--spacing-6) var(--spacing-4);
    max-width: 100%;
    border-radius: var(--radius-lg);
  }

  .login-logo .logo-icon {
    width: 44px;
    height: 44px;
    font-size: 20px;
  }

  .login-logo h1 {
    font-size: var(--font-size-lg);
  }

  .header {
    padding: 0 var(--spacing-3);
  }

  .header-left .page-title {
    font-size: var(--font-size-md);
  }

  .main-content {
    padding: calc(var(--header-height) + var(--spacing-3)) var(--spacing-3) var(--spacing-3);
  }

  .card {
    padding: var(--spacing-3);
    border-radius: var(--radius-md);
  }

  .modal {
    max-width: calc(100vw - 16px);
    border-radius: var(--radius-lg);
  }

  .modal-header {
    padding: var(--spacing-4);
  }

  .modal-body {
    padding: var(--spacing-4);
  }

  .modal-footer {
    padding: var(--spacing-3) var(--spacing-4);
  }

  .btn {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
  }

  .btn-lg {
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-sm);
  }

  .notification-container {
    top: var(--spacing-2);
    left: var(--spacing-2);
    right: var(--spacing-2);
  }

  .notification {
    padding: var(--spacing-3);
  }

  .data-table thead th,
  .data-table tbody td {
    padding: var(--spacing-1) var(--spacing-2);
  }

  .form-input,
  .form-textarea,
  .form-select {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    gap: var(--spacing-3);
  }
}

/* ------------------------------------------------------------
   25. PRINT STYLES
   ------------------------------------------------------------ */
@media print {
  .sidebar,
  .header,
  .sidebar-toggle,
  .sidebar-overlay,
  .notification-container,
  .modal-overlay {
    display: none !important;
  }

  .main-content {
    margin-left: 0;
    padding: 0;
  }

  .card,
  .chart-card {
    background: none;
    backdrop-filter: none;
    border: 1px solid #ddd;
    box-shadow: none;
  }

  body {
    background: white;
    color: black;
  }

  * {
    color: black !important;
  }
}

/* ------------------------------------------------------------
   PREMIUM BACKGROUND EFFECTS
   ------------------------------------------------------------ */
.bg-effects {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: orbFloat 20s ease-in-out infinite;
}

.bg-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--color-primary), transparent);
  top: -150px; right: -100px;
  animation-delay: 0s;
}

.bg-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--color-accent), transparent);
  bottom: -80px; left: -80px;
  animation-delay: -7s;
}

.bg-orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #8b5cf6, transparent);
  top: 50%; left: 50%;
  animation-delay: -14s;
}

.bg-dots {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(50px, -50px) scale(1.1); }
  50% { transform: translate(-20px, 30px) scale(0.9); }
  75% { transform: translate(30px, 20px) scale(1.05); }
}

.main-content,
.page-section {
  position: relative;
  z-index: 1;
}

.login-page {
  position: relative;
  z-index: 1;
}

/* ------------------------------------------------------------
   END OF STYLESHEET
   ------------------------------------------------------------ */
/* ==========================================================
   PREMIUM ANIMISTA-INSPIRED CSS ANIMATIONS
   Added by Hermes Agent — DO NOT MODIFY existing CSS above
   ========================================================== */

/* ----------------------------------------------------------
   1. ANIMISTA INSPIRED KEYFRAMES
   ---------------------------------------------------------- */

/* Fade In */
@keyframes fadeIn {
  0%   { opacity: 0; transform: translateY(0); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Fade In Up */
@keyframes fadeInUp {
  0%   { opacity: 0; transform: translateY(30px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Fade In Down */
@keyframes fadeInDown {
  0%   { opacity: 0; transform: translateY(-30px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Fade In Left */
@keyframes fadeInLeft {
  0%   { opacity: 0; transform: translateX(-30px); }
  100% { opacity: 1; transform: translateX(0); }
}

/* Fade In Right */
@keyframes fadeInRight {
  0%   { opacity: 0; transform: translateX(30px); }
  100% { opacity: 1; transform: translateX(0); }
}

/* Slide In Up — full slide from below viewport */
@keyframes slideInUp {
  0%   { opacity: 0; transform: translateY(100vh); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Slide In Down */
@keyframes slideInDown {
  0%   { opacity: 0; transform: translateY(-100vh); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Slide In Left */
@keyframes slideInLeft {
  0%   { opacity: 0; transform: translateX(-100vw); }
  100% { opacity: 1; transform: translateX(0); }
}

/* Slide In Right */
@keyframes slideInRight {
  0%   { opacity: 0; transform: translateX(100vw); }
  100% { opacity: 1; transform: translateX(0); }
}

/* Scale In */
@keyframes scaleIn {
  0%   { opacity: 0; transform: scale(0.5); }
  100% { opacity: 1; transform: scale(1); }
}

/* Scale In Center — bounce ease */
@keyframes scaleInCenter {
  0%   { opacity: 0; transform: scale(0); }
  70%  { opacity: 1; transform: scale(1.05); }
  100% { opacity: 1; transform: scale(1); }
}

/* Flip In X — 3D rotate around X axis */
@keyframes flipInX {
  0%   { opacity: 0; transform: perspective(400px) rotateX(90deg); }
  40%  { opacity: 1; transform: perspective(400px) rotateX(-10deg); }
  70%  { transform: perspective(400px) rotateX(10deg); }
  100% { opacity: 1; transform: perspective(400px) rotateX(0deg); }
}

/* Flip In Y — 3D rotate around Y axis */
@keyframes flipInY {
  0%   { opacity: 0; transform: perspective(400px) rotateY(90deg); }
  40%  { opacity: 1; transform: perspective(400px) rotateY(-10deg); }
  70%  { transform: perspective(400px) rotateY(10deg); }
  100% { opacity: 1; transform: perspective(400px) rotateY(0deg); }
}

/* Rotate In */
@keyframes rotateIn {
  0%   { opacity: 0; transform: rotate(-180deg); }
  100% { opacity: 1; transform: rotate(0deg); }
}

/* Tracking In Expand — for text */
@keyframes trackingInExpand {
  0%   { letter-spacing: -0.3em; opacity: 0; }
  40%  { opacity: 0.7; }
  100% { letter-spacing: 0; opacity: 1; }
}

/* Focus In — blur-to-clear for text */
@keyframes focusIn {
  0%   { transform: scale(1.1); filter: blur(4px); opacity: 0; }
  100% { transform: scale(1); filter: blur(0); opacity: 1; }
}

/* Text Pop Up — for headings */
@keyframes textPopUp {
  0%   { opacity: 0; transform: scale(0.5); }
  60%  { opacity: 1; transform: scale(1.2); }
  100% { opacity: 1; transform: scale(1); }
}

/* Heartbeat */
@keyframes heartbeat {
  0%   { transform: scale(1); }
  14%  { transform: scale(1.15); }
  28%  { transform: scale(1); }
  42%  { transform: scale(1.15); }
  70%  { transform: scale(1); }
  100% { transform: scale(1); }
}

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

/* Shake */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%      { transform: translateX(-8px); }
  20%      { transform: translateX(8px); }
  30%      { transform: translateX(-6px); }
  40%      { transform: translateX(6px); }
  50%      { transform: translateX(-4px); }
  60%      { transform: translateX(4px); }
  70%      { transform: translateX(-2px); }
  80%      { transform: translateX(2px); }
  90%      { transform: translateX(-1px); }
}

/* Bounce */
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  10%      { transform: translateY(-20px); }
  20%      { transform: translateY(0); }
  30%      { transform: translateY(-12px); }
  50%      { transform: translateY(-6px); }
  70%      { transform: translateY(-2px); }
  90%      { transform: translateY(-1px); }
}

/* Flash */
@keyframes flash {
  0%, 50%, 100% { opacity: 1; }
  25%           { opacity: 0; }
  75%           { opacity: 0; }
}

/* Jello */
@keyframes jello {
  0%, 100% { transform: skewX(0deg) skewY(0deg); }
  25%      { transform: skewX(-6deg) skewY(-6deg); }
  50%      { transform: skewX(3deg) skewY(3deg); }
  75%      { transform: skewX(-3deg) skewY(-3deg); }
}

/* Swing */
@keyframes swing {
  0%   { transform: rotate(0deg); }
  20%  { transform: rotate(15deg); }
  40%  { transform: rotate(-10deg); }
  60%  { transform: rotate(5deg); }
  80%  { transform: rotate(-3deg); }
  100% { transform: rotate(0deg); }
}

/* Gradient Shift — for animated backgrounds */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}


/* ----------------------------------------------------------
   2. ANIMATION UTILITY CLASSES
   ---------------------------------------------------------- */

/* Basic fade utilities */
.anim-fade-in       { animation: fadeIn 0.5s ease-out both; }
.anim-fade-in-up    { animation: fadeInUp 0.5s ease-out both; }
.anim-fade-in-down  { animation: fadeInDown 0.5s ease-out both; }
.anim-fade-in-left  { animation: fadeInLeft 0.5s ease-out both; }
.anim-fade-in-right { animation: fadeInRight 0.5s ease-out both; }

/* Slide utilities */
.anim-slide-in-up   { animation: slideInUp 0.5s ease-out both; }
.anim-slide-in-left { animation: slideInLeft 0.5s ease-out both; }

/* Scale utilities */
.anim-scale-in       { animation: scaleIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both; }
.anim-scale-in-center { animation: scaleInCenter 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both; }

/* Flip utilities */
.anim-flip-in-x { animation: flipInX 0.6s ease-out both; }
.anim-flip-in-y { animation: flipInY 0.6s ease-out both; }

/* Rotate utility */
.anim-rotate-in { animation: rotateIn 0.6s ease-out both; }

/* Text animation utilities */
.anim-text-track { animation: trackingInExpand 0.7s ease-out both; }
.anim-text-focus { animation: focusIn 0.6s ease-out both; }
.anim-text-pop   { animation: textPopUp 0.5s ease-out both; }

/* Attention / infinite utilities */
.anim-heartbeat { animation: heartbeat 1.5s ease-in-out infinite; }
.anim-pulse     { animation: pulse 2s ease-in-out infinite; }
.anim-shake:hover { animation: shake 0.5s ease-out; }
.anim-bounce:hover { animation: bounce 0.5s ease-out; }

/* Floating and glow utilities */
.anim-float { animation: float 3s ease-in-out infinite; }
.anim-glow  { animation: glow 2s ease-in-out infinite alternate; }

/* Delay utilities */
.anim-delay-1 { animation-delay: 0.1s; }
.anim-delay-2 { animation-delay: 0.2s; }
.anim-delay-3 { animation-delay: 0.3s; }
.anim-delay-4 { animation-delay: 0.4s; }
.anim-delay-5 { animation-delay: 0.5s; }

/* Duration utilities */
.anim-duration-fast { animation-duration: 0.3s; }
.anim-duration-slow { animation-duration: 0.8s; }

/* Iteration utilities */
.anim-once     { animation-iteration-count: 1; }
.anim-infinite { animation-iteration-count: infinite; }


/* ----------------------------------------------------------
   3. PREMIUM UI EFFECTS
   ---------------------------------------------------------- */

/* Glass Premium — enhanced glassmorphism with animated gradient border */
.glass-premium {
  position: relative;
  background: rgba(26, 35, 50, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  z-index: 1;
}
.glass-premium::before {
  content: '';
  position: absolute;
  inset: -2px;
  z-index: -1;
  border-radius: 14px;
  background: conic-gradient(
    from 0deg,
    transparent,
    rgba(16, 185, 129, 0.4),
    transparent,
    rgba(16, 185, 129, 0.2),
    transparent,
    rgba(59, 130, 246, 0.3),
    transparent
  );
  animation: glassBorderSpin 4s linear infinite;
}
@keyframes glassBorderSpin {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Card 3D Lift */
.card-3d-lift {
  perspective: 1000px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card-3d-lift:hover {
  transform: translateY(-6px) rotateX(2deg) rotateY(2deg);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(16, 185, 129, 0.1);
}

/* Button Ripple */
.btn-ripple {
  position: relative;
  overflow: hidden;
}
.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.5s ease, height 0.5s ease, opacity 0.5s ease;
  opacity: 0;
  pointer-events: none;
}
.btn-ripple:hover::after {
  width: 300%;
  height: 300%;
  opacity: 1;
}

/* Animated Background */
.bg-animated {
  background: linear-gradient(135deg, #0f1419, #1a2332, #0f1419, #162032);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

/* Dot Grid Background */
.bg-dot-grid {
  background-image:
    radial-gradient(circle, rgba(16, 185, 129, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Sidebar Glow */
.sidebar-glow {
  position: relative;
  transition: box-shadow 0.3s ease;
}
.sidebar-glow.active,
.sidebar-glow:hover {
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.25), 0 0 30px rgba(16, 185, 129, 0.1);
}

/* Premium Loading Spinner */
.loading-premium {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent,
    rgba(16, 185, 129, 0.1),
    rgba(16, 185, 129, 0.4),
    #10b981,
    rgba(16, 185, 129, 0.4),
    rgba(16, 185, 129, 0.1),
    transparent
  );
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 3px));
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 3px));
  animation: loadingSpin 0.8s linear infinite;
}
@keyframes loadingSpin {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Float keyframes */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

/* Glow keyframes */
@keyframes glow {
  0%   { box-shadow: 0 0 5px rgba(16, 185, 129, 0.2); }
  100% { box-shadow: 0 0 20px rgba(16, 185, 129, 0.4); }
}


/* ----------------------------------------------------------
   4. STAGGERED ENTRANCE ANIMATIONS
   ---------------------------------------------------------- */

/* Stagger children — fade-in-up */
.stagger-children > * {
  opacity: 0;
  animation: fadeInUp 0.4s ease-out forwards;
}
.stagger-children > *:nth-child(1)  { animation-delay: 0.05s; }
.stagger-children > *:nth-child(2)  { animation-delay: 0.10s; }
.stagger-children > *:nth-child(3)  { animation-delay: 0.15s; }
.stagger-children > *:nth-child(4)  { animation-delay: 0.20s; }
.stagger-children > *:nth-child(5)  { animation-delay: 0.25s; }
.stagger-children > *:nth-child(6)  { animation-delay: 0.30s; }
.stagger-children > *:nth-child(7)  { animation-delay: 0.35s; }
.stagger-children > *:nth-child(8)  { animation-delay: 0.40s; }
.stagger-children > *:nth-child(9)  { animation-delay: 0.45s; }
.stagger-children > *:nth-child(10) { animation-delay: 0.50s; }

/* Stagger fade — simple opacity */
.stagger-fade > * {
  opacity: 0;
  animation: fadeIn 0.3s ease-out forwards;
}
.stagger-fade > *:nth-child(1)  { animation-delay: 0.03s; }
.stagger-fade > *:nth-child(2)  { animation-delay: 0.06s; }
.stagger-fade > *:nth-child(3)  { animation-delay: 0.09s; }
.stagger-fade > *:nth-child(4)  { animation-delay: 0.12s; }
.stagger-fade > *:nth-child(5)  { animation-delay: 0.15s; }
.stagger-fade > *:nth-child(6)  { animation-delay: 0.18s; }
.stagger-fade > *:nth-child(7)  { animation-delay: 0.21s; }
.stagger-fade > *:nth-child(8)  { animation-delay: 0.24s; }
.stagger-fade > *:nth-child(9)  { animation-delay: 0.27s; }
.stagger-fade > *:nth-child(10) { animation-delay: 0.30s; }


/* ----------------------------------------------------------
   5. PAGE TRANSITION
   ---------------------------------------------------------- */

.page-enter {
  animation: fadeInUp 0.35s ease-out both;
}
.page-exit {
  animation: fadeOutDown 0.2s ease-in both;
}

@keyframes fadeOutDown {
  0%   { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(20px); }
}

@keyframes fadeOut {
  0%   { opacity: 1; }
  100% { opacity: 0; }
}

.page-exit-fade {
  animation: fadeOut 0.15s ease-in both;
}


/* ----------------------------------------------------------
   6. MICRO-INTERACTIONS
   ---------------------------------------------------------- */

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.hover-scale-up:hover {
  transform: scale(1.03);
}

.hover-slide-up:hover {
  transform: translateY(-2px);
}

/* Sidebar navigation — animated active indicator */
.sidebar-nav a {
  position: relative;
  transition: all 0.25s ease;
}

.sidebar-nav a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  height: 0;
  width: 3px;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
  transition: all 0.25s ease;
  transform: translateY(-50%);
}

.sidebar-nav a.active::before {
  height: 60%;
}

.sidebar-nav a:hover::before {
  height: 40%;
}