/* ============================================
   CARE ACCOUNTING SOFTWARE - MODERN REDESIGN
   Tech-forward with Glassmorphism & Gradients
   Blue Color Palette
   ============================================ */

:root {
  /* Primary Colors - Blue Palette */
  --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;

  /* Secondary - Blue Accent */
  --secondary-50: #eff6ff;
  --secondary-100: #dbeafe;
  --secondary-200: #bfdbfe;
  --secondary-300: #93c5fd;
  --secondary-400: #60a5fa;
  --secondary-500: #3b82f6;
  --secondary-600: #2563eb;
  --secondary-700: #1d4ed8;
  --secondary-800: #1e40af;
  --secondary-900: #1e3a8a;

  /* Neutral Colors */
  --neutral-50: #f9fafb;
  --neutral-100: #dbeafe;
  --neutral-200: #dbeafe;
  --neutral-300: #d1d5db;
  --neutral-400: #9ca3af;
  --neutral-500: #3b82f6;
  --neutral-600: #3b82f6;
  --neutral-700: #374151;
  --neutral-800: #1f2937;
  --neutral-900: #111827;

  /* Status Colors */
  --success-500: #10b981;
  --warning-500: #f59e0b;
  --danger-500: #ef4444;
  --info-500: #3b82f6;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
  --gradient-primary-light: linear-gradient(135deg, #bfdbfe 0%, #93c5fd 100%);
  --gradient-dark: linear-gradient(135deg, #2d34ad 0%, #2563eb 100%);
   --gradient-cool: linear-gradient(135deg, #3b82f6 0%, #93c5fd 100%);
   --gradient-warm: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);

  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-dark-bg: rgba(30, 41, 55, 0.7);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   GLOBAL STYLES
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Trebuchet MS, sans-serif;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--neutral-700);
  background: #ffffff;
  transition: background-color var(--transition-base);
}

body.dark-mode {
  background: #060918;
  color: #c7d2fe;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--neutral-900);
  margin-bottom: var(--spacing-md);
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode h4,
body.dark-mode h5,
body.dark-mode h6 {
  color: var(--neutral-50);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--neutral-600);
}

body.dark-mode p {
  color: var(--neutral-300);
}

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

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

/* ============================================
   CARDS - MODERN GLASSMORPHISM
   ============================================ */

.card {
  background: #ffffff;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl);
  box-shadow: none;
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.card:hover::before {
  opacity: 1;
}

body.dark-mode .card {
  background: #0d1330;
  border-color: #1e2a5a;
  box-shadow: none;
}

/* Card Variants */
.card.card-primary {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.card.card-secondary {
  background: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);
  color: white;
  border-color: transparent;
}

.card.card-success {
  border-left: 4px solid var(--success-500);
}

.card.card-warning {
  border-left: 4px solid var(--warning-500);
}

.card.card-danger {
  border-left: 4px solid var(--danger-500);
}

/* Card Header */
.card-header {
  padding: 0 0 var(--spacing-lg) 0;
  border-bottom: 1px solid var(--neutral-200);
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

body.dark-mode .card-header {
  border-bottom-color: #1e2a5a;
}

.card-title {
  margin: 0;
  font-size: 1.25rem;
  color: var(--neutral-900);
}

body.dark-mode .card-title {
  color: var(--neutral-50);
}

/* Card Body */
.card-body {
  padding: 0;
}

/* Card Footer */
.card-footer {
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--neutral-200);
  margin-top: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

body.dark-mode .card-footer {
  border-top-color: #1e2a5a;
}

/* ============================================
   BUTTONS - MODERN DESIGN
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.9375rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  gap: var(--spacing-sm);
  text-transform: none;
  letter-spacing: 0.5px;
}

/* Primary Button */
.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

/* Secondary Button */
.btn-secondary {
  background: var(--primary-100);
  color: var(--primary-700);
}

.btn-secondary:hover {
  background: var(--primary-200);
}

/* Outline Button */
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--primary-600);
  color: var(--primary-600);
}

.btn-outline:hover {
  background: var(--primary-50);
}

/* Danger Button */
.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

/* Success Button */
.btn-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

/* Warning Button */
.btn-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-warning:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

/* Button Sizes */
.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-2xl);
  font-size: 1rem;
}

/* Button Block */
.btn-block {
  width: 100%;
}

/* ============================================
   FORMS - MODERN STYLING
   ============================================ */

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

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--neutral-700);
  font-size: 0.9rem;
}

body.dark-mode .form-label {
  color: var(--neutral-300);
}

.form-control {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1.5px solid var(--neutral-300);
  border-radius: var(--radius-lg);
  font-size: 0.9375rem;
  font-family: inherit;
  background: white;
  color: var(--neutral-900);
  transition: all var(--transition-fast);
}

body.dark-mode .form-control {
  background: var(--neutral-800);
  border-color: #1e2a5a;
  color: var(--neutral-100);
}

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

body.dark-mode .form-control:focus {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-control::placeholder {
  color: var(--neutral-400);
}

/* Form States */
.form-control.is-valid {
  border-color: var(--success-500);
}

.form-control.is-invalid {
  border-color: var(--danger-500);
}

/* Select */
select.form-control {
  cursor: pointer;
}

/* Textarea */
textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

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

.form-check-label {
  cursor: pointer;
  margin: 0;
}

/* ============================================
   NAVIGATION - MODERN HEADER
   ============================================ */

.navbar {
  background: white;
  border-bottom: 1px solid var(--neutral-200);
  padding: var(--spacing-md) var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

    body.dark-mode .navbar {
      background: #060918;
    }

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
}

.navbar-menu {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar-link {
  color: var(--neutral-700);
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
}

body.dark-mode .navbar-link {
  color: var(--neutral-300);
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

.navbar-link:hover,
.navbar-link.active {
  color: var(--primary-600);
}

.navbar-link:hover::after,
.navbar-link.active::after {
  width: 100%;
}

/* ============================================
   ALERTS - MODERN DESIGN
   ============================================ */

.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  border-left: 4px solid;
  animation: slideInDown 0.3s ease-out;
}

.alert.alert-flex {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

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

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--success-500);
  color: #065f46;
}

body.dark-mode .alert-success {
  background: rgba(16,185,129,0.12);
  color: #34d399;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--warning-500);
  color: #92400e;
}

body.dark-mode .alert-warning {
  background: rgba(245,158,11,0.12);
  color: #fbbf24;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--danger-500);
  color: #7f1d1d;
}

body.dark-mode .alert-danger {
  background: rgba(239,68,68,0.12);
  color: #f87171;
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--info-500);
  color: #0c2340;
}

body.dark-mode .alert-info {
  background: rgba(59,130,246,0.12);
  color: #60a5fa;
}

/* ============================================
   BADGES - MODERN DESIGN
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  gap: 0.25rem;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

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

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: #065f46;
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #92400e;
}

.badge-danger {
  background: rgba(239, 68, 68, 0.1);
  color: #7f1d1d;
}

/* ============================================
   TABLES - MODERN DESIGN
   ============================================ */

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.table thead {
  background: var(--neutral-100);
}

body.dark-mode .table thead {
  background: #0d1330;
}

.table thead th {
  padding: var(--spacing-md);
  text-align: left;
  font-weight: 600;
  color: var(--neutral-700);
  border-bottom: 2px solid var(--neutral-200);
}

body.dark-mode .table thead th {
  color: var(--neutral-300);
  border-bottom-color: #1e2a5a;
}

.table tbody td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--neutral-200);
  color: var(--neutral-600);
}

body.dark-mode .table tbody td {
  border-bottom-color: #1e2a5a;
  color: var(--neutral-300);
}

.table tbody tr:hover {
  background: var(--neutral-50);
  transition: background-color var(--transition-fast);
}

body.dark-mode .table tbody tr:hover {
  background: #0d1330;
}

.table-hover tbody tr:hover {
  background: var(--neutral-50);
}

body.dark-mode .table-hover tbody tr:hover {
  background: #0d1330;
}

.table-bordered {
  border: 1px solid var(--neutral-200);
}

.table-bordered th,
.table-bordered td {
  border: 1px solid var(--neutral-200);
}

body.dark-mode .table-bordered {
  border-color: #1e2a5a;
}

body.dark-mode .table-bordered th,
body.dark-mode .table-bordered td {
  border-color: #1e2a5a;
}

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

/* Width Utilities */
.w-25 { width: 25%; }
.w-50 { width: 50%; }
.w-75 { width: 75%; }
.w-100 { width: 100%; }

/* ============================================
   MODALS - MODERN DESIGN
   ============================================ */

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  max-width: 500px;
  width: 90%;
  animation: slideUp 0.3s ease-out;
}

body.dark-mode .modal-content {
  background: var(--neutral-800);
}

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

.modal-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--neutral-200);
}

body.dark-mode .modal-header {
  border-bottom-color: #1e2a5a;
}

.modal-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

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

.modal-footer {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-top: 1px solid var(--neutral-200);
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

body.dark-mode .modal-footer {
  border-top-color: #1e2a5a;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Gradients */
.gradient-primary {
  background: var(--gradient-primary);
}

.gradient-secondary {
  background: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Shadows */
.shadow-xs { box-shadow: var(--shadow-xs); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

/* Spacing */
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }
.mt-6 { margin-top: var(--spacing-2xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }
.mb-6 { margin-bottom: var(--spacing-2xl); }

.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

/* Text Colors */
.text-primary { color: var(--primary-600); }
.text-secondary { color: var(--secondary-600); }
.text-success { color: var(--success-500); }
.text-warning { color: var(--warning-500); }
.text-danger { color: var(--danger-500); }
.text-muted { color: var(--neutral-500); }

/* Display */
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }

.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }

/* Alignment */
.align-items-center { align-items: center; }
.justify-content-center { justify-content: center; }
.justify-content-between { justify-content: space-between; }

/* Rounded Corners */
.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); }

/* Transitions */
.transition-fast {
  transition: all var(--transition-fast);
}

.transition-base {
  transition: all var(--transition-base);
}

.transition-slow {
  transition: all var(--transition-slow);
}

/* container */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

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

@media (max-width: 768px) {
  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }

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

  .navbar {
    padding: var(--spacing-md);
  }

  .navbar-menu {
    gap: var(--spacing-lg);
  }

  .table {
    font-size: 0.875rem;
  }

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

  .modal-content {
    max-width: 95%;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  h3 { font-size: 1rem; }

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

  .btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
  }

  .navbar-menu {
    gap: var(--spacing-md);
    font-size: 0.875rem;
  }
}

/* ============================================
   DARK MODE SUPPORT
   ============================================ */

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  body {
    background: white;
  }

  .card {
    box-shadow: none;
    border: 1px solid var(--neutral-300);
    page-break-inside: avoid;
  }

  .btn,
  .navbar,
  .modal {
    display: none;
  }
}