/* ============================================
   ON SMART AI - DESIGN SYSTEM
   Version: 1.0 POC
   Author: Thảo Đặng (UI Designer)
   ============================================ */

/* ============================================
   1. CSS VARIABLES & DESIGN TOKENS
   ============================================ */
:root {
  /* Primary Colors */
  --primary-50: #EFF6FF;
  --primary-100: #DBEAFE;
  --primary-200: #BFDBFE;
  --primary-300: #93C5FD;
  --primary-400: #60A5FA;
  --primary-500: #3B82F6;
  --primary-600: #2563EB;
  --primary-700: #1D4ED8;
  --primary-800: #1E40AF;
  --primary-900: #1E3A8A;

  /* Gray Colors */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Semantic Colors */
  --success-50: #F0FDF4;
  --success-100: #DCFCE7;
  --success-500: #22C55E;
  --success-600: #16A34A;
  --success-700: #15803D;

  --warning-50: #FFFBEB;
  --warning-100: #FEF3C7;
  --warning-500: #F59E0B;
  --warning-600: #D97706;
  --warning-700: #B45309;

  --error-50: #FEF2F2;
  --error-100: #FEE2E2;
  --error-500: #EF4444;
  --error-600: #DC2626;
  --error-700: #B91C1C;

  --info-50: #EFF6FF;
  --info-100: #DBEAFE;
  --info-500: #3B82F6;

  /* Processor Colors */
  --visa-primary: #1A1F71;
  --visa-bg: #E8E9F3;
  --mastercard-primary: #EB001B;
  --mastercard-bg: #FDE8E8;
  --amex-primary: #006FCF;
  --amex-bg: #E5F1FB;
  --discover-primary: #FF6000;
  --discover-bg: #FFF1E6;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Font Sizes */
  --text-display: 36px;
  --text-h1: 30px;
  --text-h2: 24px;
  --text-h3: 20px;
  --text-h4: 16px;
  --text-body: 14px;
  --text-small: 12px;
  --text-tiny: 11px;

  /* Font Weights */
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

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

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Z-Index */
  --z-base: 0;
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-modal: 30;
  --z-toast: 40;
  --z-tooltip: 50;

  /* Transitions */
  --transition-fast: 100ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;

  /* Layout */
  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --header-height: 64px;
  --content-max-width: 1440px;

  /* Theme Colors - Light Mode */
  --bg-primary: #FFFFFF;
  --bg-secondary: var(--gray-50);
  --bg-tertiary: var(--gray-100);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-500);
  --text-muted: var(--gray-400);
  --border-color: var(--gray-200);
  --border-color-strong: var(--gray-300);
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --bg-primary: var(--gray-900);
  --bg-secondary: var(--gray-800);
  --bg-tertiary: var(--gray-700);
  --text-primary: var(--gray-50);
  --text-secondary: var(--gray-400);
  --text-muted: var(--gray-500);
  --border-color: var(--gray-700);
  --border-color-strong: var(--gray-600);

  --primary-50: #1E3A5F;
  --primary-100: #1E40AF;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--text-body);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-700);
}

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

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

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
.text-display {
  font-size: var(--text-display);
  font-weight: var(--font-bold);
  line-height: 1.2;
}

h1, .h1 {
  font-size: var(--text-h1);
  font-weight: var(--font-bold);
  line-height: 1.3;
  color: var(--text-primary);
}

h2, .h2 {
  font-size: var(--text-h2);
  font-weight: var(--font-semibold);
  line-height: 1.3;
  color: var(--text-primary);
}

h3, .h3 {
  font-size: var(--text-h3);
  font-weight: var(--font-semibold);
  line-height: 1.4;
  color: var(--text-primary);
}

h4, .h4 {
  font-size: var(--text-h4);
  font-weight: var(--font-semibold);
  line-height: 1.4;
  color: var(--text-primary);
}

.text-body {
  font-size: var(--text-body);
  font-weight: var(--font-regular);
}

.text-small {
  font-size: var(--text-small);
}

.text-tiny {
  font-size: var(--text-tiny);
  font-weight: var(--font-medium);
}

.text-secondary {
  color: var(--text-secondary);
}

.text-muted {
  color: var(--text-muted);
}

.text-success { color: var(--success-600); }
.text-warning { color: var(--warning-600); }
.text-error { color: var(--error-600); }
.text-primary-color { color: var(--primary-600); }

.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

.text-mono { font-family: var(--font-mono); }
.uppercase { text-transform: uppercase; letter-spacing: 0.05em; }

/* ============================================
   4. LAYOUT
   ============================================ */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: var(--z-sticky);
  transition: width var(--transition-normal), transform var(--transition-normal);
}

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

.sidebar-header {
  height: var(--header-height);
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sidebar-logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-bold);
  font-size: 18px;
}

.sidebar-logo-text {
  font-size: var(--text-h4);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

.sidebar-logo-text span {
  color: var(--primary-600);
}

.sidebar.collapsed .sidebar-logo-text {
  display: none;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
}

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

.nav-section-title {
  font-size: var(--text-tiny);
  font-weight: var(--font-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
}

.sidebar.collapsed .nav-section-title {
  display: none;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  margin-bottom: var(--space-1);
}

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

.nav-item.active {
  background: var(--primary-50);
  color: var(--primary-600);
}

[data-theme="dark"] .nav-item.active {
  background: var(--primary-900);
  color: var(--primary-400);
}

.nav-item-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-item-text {
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  white-space: nowrap;
}

.sidebar.collapsed .nav-item-text {
  display: none;
}

.nav-item-badge {
  margin-left: auto;
  background: var(--error-500);
  color: white;
  font-size: var(--text-tiny);
  font-weight: var(--font-semibold);
  padding: 2px 6px;
  border-radius: var(--radius-full);
  min-width: 20px;
  text-align: center;
}

.sidebar.collapsed .nav-item-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  transform: scale(0.8);
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border-color);
}

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

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

.sidebar-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--primary-100);
  color: var(--primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-semibold);
  font-size: var(--text-small);
}

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

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

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

.sidebar.collapsed .sidebar-user-info {
  display: none;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition-normal);
}

.sidebar.collapsed ~ .main-content {
  margin-left: var(--sidebar-collapsed);
}

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

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

.header-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

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

.header-title {
  font-size: var(--text-h3);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

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

.header-search {
  position: relative;
  width: 280px;
}

.header-search input {
  width: 100%;
  height: 40px;
  padding: 0 var(--space-4) 0 40px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.header-search input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  background: var(--bg-primary);
}

.header-search input::placeholder {
  color: var(--text-muted);
}

.header-search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 20px;
  height: 20px;
}

.header-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  position: relative;
  transition: all var(--transition-fast);
}

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

.header-icon-btn .badge {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  background: var(--error-500);
  color: white;
  font-size: 10px;
  font-weight: var(--font-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Page Content */
.page-content {
  padding: var(--space-6);
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
}

.page-header-left {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-title {
  font-size: var(--text-h2);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

.page-subtitle {
  font-size: var(--text-body);
  color: var(--text-secondary);
}

/* ============================================
   5. COMPONENTS - BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px 16px;
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary-600);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-700);
}

.btn-secondary {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-secondary);
  border-color: var(--border-color-strong);
}

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

.btn-ghost:hover:not(:disabled) {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.btn-danger {
  background: var(--error-500);
  color: white;
}

.btn-danger:hover:not(:disabled) {
  background: var(--error-600);
}

.btn-success {
  background: var(--success-500);
  color: white;
}

.btn-success:hover:not(:disabled) {
  background: var(--success-600);
}

.btn-sm {
  height: 32px;
  padding: 6px 12px;
  font-size: var(--text-small);
}

.btn-lg {
  height: 48px;
  padding: 12px 20px;
  font-size: var(--text-h4);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
}

.btn-icon.btn-sm {
  width: 32px;
  height: 32px;
}

/* Ensure icons in buttons are properly sized */
.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-lg svg {
  width: 20px;
  height: 20px;
}

.btn-sm svg {
  width: 14px;
  height: 14px;
}

/* ============================================
   6. COMPONENTS - INPUTS
   ============================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  color: var(--text-primary);
}

.form-label.required::after {
  content: '*';
  color: var(--error-500);
  margin-left: 2px;
}

.form-input {
  height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--text-body);
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-input:disabled {
  background: var(--bg-secondary);
  cursor: not-allowed;
}

.form-input.error {
  border-color: var(--error-500);
}

.form-input.error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.form-helper {
  font-size: var(--text-small);
  color: var(--text-secondary);
}

.form-error {
  font-size: var(--text-small);
  color: var(--error-500);
}

.form-checkbox, .form-radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-checkbox input, .form-radio input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-600);
  cursor: pointer;
}

/* ============================================
   7. COMPONENTS - CARDS
   ============================================ */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

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

.card-title {
  font-size: var(--text-h4);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.card-subtitle {
  font-size: var(--text-small);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

.card-body {
  color: var(--text-primary);
}

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-color);
}

/* KPI Cards */
.kpi-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.kpi-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.kpi-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-3);
}

.kpi-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.kpi-card-icon.blue {
  background: var(--primary-100);
  color: var(--primary-600);
}

.kpi-card-icon.green {
  background: var(--success-100);
  color: var(--success-600);
}

.kpi-card-icon.yellow {
  background: var(--warning-100);
  color: var(--warning-600);
}

.kpi-card-icon.red {
  background: var(--error-100);
  color: var(--error-600);
}

.kpi-card-title {
  font-size: var(--text-small);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-card-value {
  font-size: 32px;
  font-weight: var(--font-bold);
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-2);
}

.kpi-card-change {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-small);
  font-weight: var(--font-medium);
}

.kpi-card-change.positive {
  color: var(--success-600);
}

.kpi-card-change.negative {
  color: var(--error-600);
}

.kpi-card-change-icon {
  width: 16px;
  height: 16px;
}

/* ============================================
   8. COMPONENTS - BADGES
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-size: var(--text-tiny);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-default {
  background: var(--gray-100);
  color: var(--gray-700);
}

.badge-primary {
  background: var(--primary-100);
  color: var(--primary-700);
}

.badge-success {
  background: var(--success-100);
  color: var(--success-700);
}

.badge-warning {
  background: var(--warning-100);
  color: var(--warning-700);
}

.badge-error {
  background: var(--error-100);
  color: var(--error-700);
}

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

.badge-dot.success { background: var(--success-500); }
.badge-dot.warning { background: var(--warning-500); }
.badge-dot.error { background: var(--error-500); }
.badge-dot.primary { background: var(--primary-500); }

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: var(--text-small);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
}

.status-badge.new {
  background: var(--primary-100);
  color: var(--primary-700);
}

.status-badge.assigned {
  background: var(--info-100);
  color: var(--info-500);
}

.status-badge.in-progress,
.status-badge.evidence_gathering {
  background: var(--warning-100);
  color: var(--warning-700);
}

.status-badge.submitted,
.status-badge.pending_processor {
  background: var(--gray-100);
  color: var(--gray-700);
}

.status-badge.won {
  background: var(--success-100);
  color: var(--success-700);
}

.status-badge.lost {
  background: var(--error-100);
  color: var(--error-700);
}

.status-badge.urgent,
.status-badge.overdue {
  background: var(--error-100);
  color: var(--error-700);
}

/* Processor Badges */
.processor-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  font-size: var(--text-tiny);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.processor-badge.visa {
  background: var(--visa-bg);
  color: var(--visa-primary);
}

.processor-badge.mastercard {
  background: var(--mastercard-bg);
  color: var(--mastercard-primary);
}

.processor-badge.amex {
  background: var(--amex-bg);
  color: var(--amex-primary);
}

.processor-badge.discover {
  background: var(--discover-bg);
  color: var(--discover-primary);
}

/* ============================================
   9. COMPONENTS - TABLES
   ============================================ */
.table-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.table th {
  background: var(--bg-secondary);
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-small);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border-color);
  font-size: var(--text-body);
  color: var(--text-primary);
  vertical-align: middle;
}

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

.table tbody tr:hover {
  background: var(--bg-secondary);
}

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

.table th.sortable {
  cursor: pointer;
  user-select: none;
}

.table th.sortable:hover {
  background: var(--gray-100);
}

.table-checkbox {
  width: 48px;
  text-align: center;
}

.table-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-600);
  cursor: pointer;
}

.table-actions {
  width: 120px;
}

.table-empty {
  padding: var(--space-12);
  text-align: center;
}

.table-empty-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  color: var(--text-muted);
}

.table-empty-text {
  font-size: var(--text-body);
  color: var(--text-secondary);
}

/* Table Row Components */
.table-cell-main {
  font-weight: var(--font-medium);
  color: var(--text-primary);
}

.table-cell-secondary {
  font-size: var(--text-small);
  color: var(--text-secondary);
  margin-top: 2px;
}

.table-cell-highlight {
  color: var(--primary-600);
  font-weight: var(--font-medium);
}

/* ============================================
   10. COMPONENTS - MODALS
   ============================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

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

.modal {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.95) translateY(10px);
  transition: transform var(--transition-normal);
}

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

.modal.modal-lg {
  max-width: 700px;
}

.modal.modal-xl {
  max-width: 900px;
}

.modal-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: var(--text-h3);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

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

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.modal-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
}

/* ============================================
   11. COMPONENTS - TABS
   ============================================ */
.tabs {
  display: flex;
  gap: var(--space-1);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-6);
}

.tab {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--primary-600);
  border-bottom-color: var(--primary-600);
}

.tab-badge {
  margin-left: var(--space-2);
  background: var(--gray-100);
  padding: 2px 6px;
  border-radius: var(--radius-full);
  font-size: var(--text-tiny);
  color: var(--text-secondary);
}

.tab.active .tab-badge {
  background: var(--primary-100);
  color: var(--primary-700);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn var(--transition-normal);
}

/* ============================================
   12. COMPONENTS - TOASTS
   ============================================ */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 320px;
  max-width: 420px;
  animation: slideIn var(--transition-normal) ease-out;
}

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

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast.success .toast-icon { color: var(--success-500); }
.toast.error .toast-icon { color: var(--error-500); }
.toast.warning .toast-icon { color: var(--warning-500); }
.toast.info .toast-icon { color: var(--primary-500); }

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

.toast-title {
  font-weight: var(--font-medium);
  color: var(--text-primary);
  margin-bottom: 2px;
}

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

.toast-close {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

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

/* ============================================
   13. COMPONENTS - PAGINATION
   ============================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-top: 1px solid var(--border-color);
}

.pagination-info {
  font-size: var(--text-small);
  color: var(--text-secondary);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.pagination-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-small);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.pagination-btn.active {
  background: var(--primary-600);
  color: white;
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================
   14. COMPONENTS - DROPDOWNS
   ============================================ */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--space-1);
  min-width: 180px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
}

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

.dropdown-menu.right {
  left: auto;
  right: 0;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-body);
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.dropdown-item:first-child {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.dropdown-item:last-child {
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.dropdown-item:hover {
  background: var(--bg-secondary);
}

.dropdown-item.danger {
  color: var(--error-600);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-color);
  margin: var(--space-2) 0;
}

/* ============================================
   15. COMPONENTS - FILTERS
   ============================================ */
.filters-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.filter-search {
  flex: 1;
  max-width: 320px;
  position: relative;
}

.filter-search input {
  width: 100%;
  height: 40px;
  padding: 0 var(--space-4) 0 40px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.filter-search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 10px;
  background: var(--primary-50);
  color: var(--primary-700);
  border-radius: var(--radius-full);
  font-size: var(--text-small);
  font-weight: var(--font-medium);
}

.filter-tag-remove {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-500);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tag-remove:hover {
  background: var(--primary-200);
  color: var(--primary-700);
}

/* ============================================
   16. COMPONENTS - PROGRESS
   ============================================ */
.progress-bar {
  height: 8px;
  background: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary-500);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.progress-bar-fill.success { background: var(--success-500); }
.progress-bar-fill.warning { background: var(--warning-500); }
.progress-bar-fill.error { background: var(--error-500); }

.progress-circle {
  position: relative;
  width: 80px;
  height: 80px;
}

.progress-circle-bg {
  fill: none;
  stroke: var(--gray-200);
  stroke-width: 8;
}

.progress-circle-fill {
  fill: none;
  stroke: var(--primary-500);
  stroke-width: 8;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  transition: stroke-dasharray var(--transition-slow);
}

.progress-circle-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: var(--text-h4);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

/* ============================================
   17. COMPONENTS - SKELETON LOADING
   ============================================ */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--gray-200) 25%,
    var(--gray-100) 50%,
    var(--gray-200) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

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

.skeleton-text {
  height: 16px;
  margin-bottom: var(--space-2);
}

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

.skeleton-title {
  height: 24px;
  width: 40%;
  margin-bottom: var(--space-4);
}

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

.skeleton-card {
  height: 120px;
}

/* ============================================
   18. COMPONENTS - EMPTY STATES
   ============================================ */
.empty-state {
  padding: var(--space-12);
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  color: var(--text-muted);
}

.empty-state-title {
  font-size: var(--text-h3);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  font-size: var(--text-body);
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto var(--space-6);
}

/* ============================================
   19. GRIDS & UTILITIES
   ============================================ */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1280px) {
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 { grid-template-columns: 1fr; }
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.w-full { width: 100%; }
.h-full { height: 100%; }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }

.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.border { border: 1px solid var(--border-color); }
.border-t { border-top: 1px solid var(--border-color); }
.border-b { border-bottom: 1px solid var(--border-color); }

.cursor-pointer { cursor: pointer; }
.select-none { user-select: none; }

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(-5%);
    animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
  }
  50% {
    transform: translateY(0);
    animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
  }
}

.animate-fadeIn { animation: fadeIn var(--transition-normal) ease-out; }
.animate-fadeInUp { animation: fadeInUp var(--transition-normal) ease-out; }
.animate-fadeInDown { animation: fadeInDown var(--transition-normal) ease-out; }
.animate-pulse { animation: pulse 2s infinite; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-bounce { animation: bounce 1s infinite; }

/* ============================================
   21. SPECIFIC PAGE STYLES - LOGIN
   ============================================ */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--bg-secondary) 50%, var(--primary-50) 100%);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.login-container::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
  animation: floatBg 20s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes floatBg {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -30px) rotate(5deg); }
  66% { transform: translate(-20px, 20px) rotate(-5deg); }
}

[data-theme="dark"] .login-container {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 50%, var(--primary-900) 100%);
  background-size: 400% 400%;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-xl);
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.15),
    0 0 0 1px rgba(255, 255, 255, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  padding: var(--space-8);
  position: relative;
  z-index: 1;
}

[data-theme="dark"] .login-card {
  background: rgba(31, 41, 55, 0.9);
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.login-logo-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-bold);
  font-size: 24px;
  box-shadow: 0 10px 30px -5px rgba(59, 130, 246, 0.4);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.login-logo:hover .login-logo-icon {
  transform: scale(1.05) rotate(-3deg);
  box-shadow: 0 15px 40px -5px rgba(59, 130, 246, 0.5);
}

.login-logo-text {
  font-size: var(--text-h2);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

.login-logo-text span {
  color: var(--primary-600);
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-title {
  text-align: center;
  font-size: var(--text-h3);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.login-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.login-card .btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  box-shadow: 0 4px 15px -3px rgba(59, 130, 246, 0.4);
  transition: all var(--transition-normal);
}

.login-card .btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px -5px rgba(59, 130, 246, 0.5);
}

.login-card .btn-primary:active {
  transform: translateY(0);
}

.login-card .form-input {
  transition: all var(--transition-fast);
  border: 2px solid var(--border-color);
}

.login-card .form-input:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.login-card .btn-secondary {
  transition: all var(--transition-fast);
}

.login-card .btn-secondary:hover {
  transform: translateX(4px);
  border-color: var(--primary-300);
  background: var(--primary-50);
}

[data-theme="dark"] .login-card .btn-secondary:hover {
  background: var(--primary-900);
}

.login-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  color: var(--text-muted);
  font-size: var(--text-small);
  font-weight: var(--font-medium);
}

.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-color), transparent);
}

.login-footer {
  text-align: center;
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-color);
  font-size: var(--text-small);
  color: var(--text-secondary);
}

.login-footer p:first-child {
  font-weight: var(--font-medium);
  color: var(--text-secondary);
}

.login-footer p:last-child {
  font-size: var(--text-tiny);
  margin-top: var(--space-1);
}

/* ============================================
   22. SPECIFIC PAGE STYLES - DASHBOARD
   ============================================ */
.dashboard-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

@media (max-width: 1280px) {
  .dashboard-kpis {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

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

@media (max-width: 1024px) {
  .dashboard-charts {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

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

.chart-title {
  font-size: var(--text-h4);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.chart-container {
  height: 280px;
  position: relative;
}

/* ============================================
   23. SPECIFIC PAGE STYLES - DISPUTES
   ============================================ */
.dispute-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.dispute-tab {
  padding: var(--space-2) var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dispute-tab:hover {
  background: var(--gray-200);
}

.dispute-tab.active {
  background: var(--primary-600);
  color: white;
}

.dispute-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.dispute-row:hover {
  background: var(--bg-secondary);
}

.dispute-row-main {
  flex: 1;
  min-width: 0;
}

.dispute-id {
  font-weight: var(--font-semibold);
  color: var(--primary-600);
  font-size: var(--text-body);
}

.dispute-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-1);
  font-size: var(--text-small);
  color: var(--text-secondary);
}

.dispute-amount {
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  font-size: var(--text-h4);
}

.dispute-deadline {
  text-align: right;
}

.dispute-deadline-label {
  font-size: var(--text-tiny);
  color: var(--text-muted);
  text-transform: uppercase;
}

.dispute-deadline-value {
  font-weight: var(--font-semibold);
  font-size: var(--text-body);
}

.dispute-deadline-value.overdue {
  color: var(--error-600);
}

.dispute-deadline-value.urgent {
  color: var(--warning-600);
}

/* Dispute Detail */
.dispute-detail-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-6);
}

@media (max-width: 1024px) {
  .dispute-detail-layout {
    grid-template-columns: 1fr;
  }
}

.dispute-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.dispute-status-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.dispute-status-header {
  font-size: var(--text-small);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

.dispute-status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--error-100);
  color: var(--error-700);
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  font-size: var(--text-body);
}

.dispute-ai-card {
  background: linear-gradient(135deg, var(--primary-50), var(--bg-primary));
  border: 1px solid var(--primary-200);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.dispute-ai-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-small);
  font-weight: var(--font-semibold);
  color: var(--primary-700);
  margin-bottom: var(--space-3);
}

.dispute-ai-header svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.dispute-ai-value {
  font-size: var(--text-h2);
  font-weight: var(--font-bold);
  color: var(--primary-700);
  margin-bottom: var(--space-2);
}

.dispute-ai-bar {
  height: 8px;
  background: var(--primary-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.dispute-ai-bar-fill {
  height: 100%;
  background: var(--primary-500);
  border-radius: var(--radius-full);
}

/* ============================================
   24. SPECIFIC PAGE STYLES - FEES
   ============================================ */
.fee-summary-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

@media (max-width: 1024px) {
  .fee-summary-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.fee-statement-row {
  display: flex;
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
}

.fee-statement-row:hover {
  background: var(--bg-secondary);
}

.fee-processor {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 160px;
}

.fee-processor-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  font-size: var(--text-small);
}

.fee-processor-icon.visa {
  background: var(--visa-bg);
  color: var(--visa-primary);
}

.fee-processor-icon.mastercard {
  background: var(--mastercard-bg);
  color: var(--mastercard-primary);
}

.fee-processor-icon.amex {
  background: var(--amex-bg);
  color: var(--amex-primary);
}

/* ============================================
   25. SPECIFIC PAGE STYLES - SETTINGS
   ============================================ */
.settings-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-6);
}

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

.settings-nav {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  height: fit-content;
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.settings-nav-section {
  margin-bottom: var(--space-4);
}

.settings-nav-section:last-child {
  margin-bottom: 0;
}

.settings-nav-title {
  font-size: var(--text-tiny);
  font-weight: var(--font-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
}

.settings-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-body);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.settings-nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--primary-600);
  border-radius: 0 var(--radius-full) var(--radius-full) 0;
  transition: height var(--transition-fast);
}

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

.settings-nav-item.active {
  background: var(--primary-50);
  color: var(--primary-600);
}

.settings-nav-item.active::before {
  height: 60%;
}

[data-theme="dark"] .settings-nav-item.active {
  background: var(--primary-900);
  color: var(--primary-400);
}

.settings-nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.settings-content {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  animation: fadeInUp var(--transition-normal) ease-out;
}

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

.settings-section:last-child {
  margin-bottom: 0;
}

.settings-section-title {
  font-size: var(--text-h4);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.settings-section-title::before {
  content: '';
  width: 4px;
  height: 20px;
  background: linear-gradient(to bottom, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-full);
}

.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) var(--space-3);
  border-bottom: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin: 0 calc(var(--space-3) * -1);
  transition: background var(--transition-fast);
}

.settings-row:hover {
  background: var(--bg-secondary);
}

.settings-row:last-child {
  border-bottom: none;
}

.settings-row-label {
  font-weight: var(--font-medium);
  color: var(--text-primary);
}

.settings-row-description {
  font-size: var(--text-small);
  color: var(--text-secondary);
  margin-top: 4px;
  max-width: 400px;
}

/* Toggle Switch - Enhanced */
.toggle-switch {
  position: relative;
  width: 48px;
  height: 26px;
  background: var(--gray-300);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.toggle-switch:hover {
  background: var(--gray-400);
}

.toggle-switch.active {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.toggle-switch.active:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
}

.toggle-switch-handle {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: all var(--transition-normal) cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toggle-switch.active .toggle-switch-handle {
  transform: translateX(22px);
}

.toggle-switch:active .toggle-switch-handle {
  width: 24px;
}

.toggle-switch.active:active .toggle-switch-handle {
  transform: translateX(18px);
}

/* Avatar Upload - Enhanced */
.avatar-upload {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 2px dashed var(--border-color);
  transition: all var(--transition-fast);
}

.avatar-upload:hover {
  border-color: var(--primary-300);
  background: var(--primary-50);
}

[data-theme="dark"] .avatar-upload:hover {
  background: var(--primary-900);
}

.avatar-upload-preview {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-100), var(--primary-200));
  color: var(--primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-h2);
  font-weight: var(--font-bold);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
  transition: all var(--transition-normal);
}

.avatar-upload:hover .avatar-upload-preview {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
}

/* Settings Form Enhancements */
.settings-content .form-input {
  transition: all var(--transition-fast);
}

.settings-content .form-input:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.settings-content .btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  transition: all var(--transition-normal);
}

.settings-content .btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.settings-content .btn-danger {
  transition: all var(--transition-normal);
}

.settings-content .btn-danger:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* ============================================
   26. NOTIFICATION PANEL
   ============================================ */
.notification-panel {
  position: fixed;
  top: var(--header-height);
  right: 0;
  width: 400px;
  height: calc(100vh - var(--header-height));
  background: var(--bg-primary);
  border-left: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.notification-panel.open {
  transform: translateX(0);
}

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

.notification-panel-title {
  font-size: var(--text-h4);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
}

.notification-list {
  overflow-y: auto;
  height: calc(100% - 60px);
}

.notification-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.notification-item:hover {
  background: var(--bg-secondary);
}

.notification-item.unread {
  background: var(--primary-50);
}

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

.notification-icon.dispute {
  background: var(--warning-100);
  color: var(--warning-600);
}

.notification-icon.alert {
  background: var(--error-100);
  color: var(--error-600);
}

.notification-icon.success {
  background: var(--success-100);
  color: var(--success-600);
}

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

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

.notification-text {
  font-size: var(--text-small);
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.notification-time {
  font-size: var(--text-tiny);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

/* ============================================
   27. ACTIVITY FEED
   ============================================ */
.activity-feed {
  display: flex;
  flex-direction: column;
}

.activity-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  position: relative;
}

.activity-item::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 36px;
  bottom: 0;
  width: 2px;
  background: var(--border-color);
}

.activity-item:last-child::before {
  display: none;
}

.activity-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 2px solid var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  z-index: 1;
}

.activity-content {
  flex: 1;
  padding-top: 4px;
}

.activity-text {
  font-size: var(--text-body);
  color: var(--text-primary);
}

.activity-text strong {
  font-weight: var(--font-semibold);
}

.activity-time {
  font-size: var(--text-small);
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============================================
   28. RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }

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

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

  .header-search {
    display: none;
  }
}

@media (max-width: 768px) {
  .page-content {
    padding: var(--space-4);
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .modal {
    margin: var(--space-4);
    max-width: calc(100% - var(--space-8));
  }

  .notification-panel {
    width: 100%;
  }
}

/* ============================================
   29. PRINT STYLES
   ============================================ */
@media print {
  .sidebar,
  .header,
  .btn,
  .notification-panel {
    display: none !important;
  }

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

  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}