/* Modern Theme for GPD Reporting Portal */

:root {
  /* Primary Colors */
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-200: #bae6fd;
  --primary-300: #7dd3fc;
  --primary-400: #38bdf8;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;
  --primary-800: #075985;
  --primary-900: #0c4a6e;
  --primary-950: #082f49;
  
  /* Neutral Colors */
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;
  --neutral-950: #020617;
  
  /* Success Colors */
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-500: #22c55e;
  --success-700: #15803d;
  
  /* Warning Colors */
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-500: #f59e0b;
  --warning-700: #b45309;
  
  /* Danger Colors */
  --danger-50: #fef2f2;
  --danger-100: #fee2e2;
  --danger-500: #ef4444;
  --danger-700: #b91c1c;
  
  /* Font */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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);
  
  /* Border Radius */
  --radius-sm: 0.125rem;
  --radius: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-all: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-colors: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s cubic-bezier(0.4, 0, 0.2, 1), fill 0.2s cubic-bezier(0.4, 0, 0.2, 1), stroke 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --header-height: 4rem;
  --sidebar-width: 280px;
  --sidebar-collapsed-width: 80px;
  --content-max-width: 1280px;
}

/* Base Styles */
body {
  font-family: var(--font-sans);
  color: var(--neutral-900);
  background-color: var(--neutral-100);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Modern Layout */
.modern-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Modern Header */
.modern-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: white;
  border-bottom: 1px solid var(--neutral-200);
  z-index: 50;
  padding: 0 var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.modern-header-container {
  width: 100%;
  max-width: var(--content-max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

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

.modern-header-logo img {
  height: 2rem;
  width: auto;
}

.modern-header-logo span {
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--neutral-900);
}

.modern-header-nav {
  display: flex;
  align-items: center;
  height: 100%;
}

.modern-header-nav-items {
  display: flex;
  height: 100%;
}

.modern-header-nav-item {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--spacing-4);
  color: var(--neutral-600);
  font-weight: 500;
  font-size: 0.875rem;
  transition: var(--transition-colors);
  position: relative;
}

.modern-header-nav-item:hover {
  color: var(--primary-600);
}

.modern-header-nav-item.active {
  color: var(--primary-600);
}

.modern-header-nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary-600);
}

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

.modern-user-menu {
  position: relative;
}

.modern-user-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-full);
  transition: var(--transition-colors);
  cursor: pointer;
}

.modern-user-button:hover {
  background-color: var(--neutral-100);
  cursor: pointer;
}

.modern-user-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  background-color: var(--primary-100);
  color: var(--primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}

.modern-user-info {
  display: flex;
  flex-direction: column;
}

.modern-user-name {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--neutral-900);
}

.modern-user-role {
  font-size: 0.75rem;
  color: var(--neutral-500);
}

/* Profile Dropdown */
#profileDropdown {
  position: absolute;
  right: 0;
  top: 100%;
  margin-top: 0.5rem;
  width: 16rem;
  background-color: white;
  border-radius: 0.375rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  z-index: 50;
  overflow: hidden;
}

#profileDropdown.hidden {
  display: none;
}

/* Modern Main Content */
.modern-main {
  margin-top: var(--header-height);
  padding: var(--spacing-6) var(--spacing-4);
  flex: 1;
}

.modern-container {
  width: 100%;
  max-width: var(--content-max-width);
  margin: 0 auto;
}

/* Modern Cards */
.modern-card {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.modern-card-header {
  padding: var(--spacing-5) var(--spacing-6);
  border-bottom: 1px solid var(--neutral-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modern-card-title {
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--neutral-900);
}

.modern-card-body {
  padding: var(--spacing-6);
}

.modern-card-footer {
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--neutral-200);
  background-color: var(--neutral-50);
}

/* Modern Stats Card */
.modern-stats-card {
  display: flex;
  align-items: center;
  padding: var(--spacing-6);
}

.modern-stats-icon {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--spacing-5);
  flex-shrink: 0;
}

.modern-stats-icon i {
  font-size: 1.25rem;
  color: white;
}

.modern-stats-content {
  flex: 1;
}

.modern-stats-label {
  font-size: 0.875rem;
  color: var(--neutral-500);
  margin-bottom: var(--spacing-1);
}

.modern-stats-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--neutral-900);
}

.modern-stats-footer {
  margin-top: var(--spacing-2);
  font-size: 0.875rem;
}

.modern-stats-footer a {
  color: var(--primary-600);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
}

.modern-stats-footer a:hover {
  color: var(--primary-700);
}

/* Modern Buttons */
.modern-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.875rem;
  transition: var(--transition-all);
  cursor: pointer;
}

.modern-button-primary {
  background-color: var(--primary-600);
  color: white;
  border: 1px solid var(--primary-600);
}

.modern-button-primary:hover {
  background-color: var(--primary-700);
  border-color: var(--primary-700);
}

.modern-button-secondary {
  background-color: white;
  color: var(--neutral-700);
  border: 1px solid var(--neutral-300);
}

.modern-button-secondary:hover {
  background-color: var(--neutral-100);
  border-color: var(--neutral-400);
}

.modern-button-success {
  background-color: var(--success-500);
  color: white;
  border: 1px solid var(--success-500);
}

.modern-button-success:hover {
  background-color: var(--success-700);
  border-color: var(--success-700);
}

.modern-button-danger {
  background-color: var(--danger-500);
  color: white;
  border: 1px solid var(--danger-500);
}

.modern-button-danger:hover {
  background-color: var(--danger-700);
  border-color: var(--danger-700);
}

.modern-button-icon {
  margin-right: var(--spacing-2);
}

/* Modern Tables */
.modern-table-container {
  overflow-x: auto;
}

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

.modern-table th {
  background-color: var(--neutral-50);
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--neutral-500);
  border-bottom: 1px solid var(--neutral-200);
}

.modern-table td {
  padding: var(--spacing-4) var(--spacing-4);
  border-bottom: 1px solid var(--neutral-200);
  font-size: 0.875rem;
  color: var(--neutral-700);
}

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

.modern-table-action {
  color: var(--primary-600);
  font-weight: 500;
}

.modern-table-action:hover {
  color: var(--primary-700);
  text-decoration: underline;
}

/* Modern Grid */
.modern-grid {
  display: grid;
  gap: var(--spacing-6);
}

.modern-grid-cols-1 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .modern-grid-cols-md-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .modern-grid-cols-md-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .modern-grid-cols-lg-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .modern-grid-cols-lg-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Modern Badges */
.modern-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
}

.modern-badge-primary {
  background-color: var(--primary-100);
  color: var(--primary-800);
}

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

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

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

/* Modern Forms */
.modern-form-group {
  margin-bottom: var(--spacing-4);
}

.modern-form-label {
  display: block;
  margin-bottom: var(--spacing-2);
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--neutral-700);
}

.modern-form-input {
  width: 100%;
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius);
  font-size: 0.875rem;
  transition: var(--transition-all);
}

.modern-form-input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 2px var(--primary-100);
}

.modern-form-help {
  margin-top: var(--spacing-1);
  font-size: 0.75rem;
  color: var(--neutral-500);
}

/* Modern Mobile Menu */
.modern-mobile-menu-button {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius);
  color: var(--neutral-700);
  transition: var(--transition-colors);
}

.modern-mobile-menu-button:hover {
  background-color: var(--neutral-100);
  color: var(--neutral-900);
}

.modern-mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: white;
  z-index: 40;
  padding: var(--spacing-4);
  overflow-y: auto;
}

.modern-mobile-menu.active {
  display: block;
}

.modern-mobile-menu-header {
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--neutral-200);
  margin-bottom: var(--spacing-4);
}

.modern-mobile-menu-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-4);
}

.modern-mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.modern-mobile-menu-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius);
  color: var(--neutral-700);
  font-weight: 500;
  transition: var(--transition-colors);
}

.modern-mobile-menu-item:hover {
  background-color: var(--neutral-100);
  color: var(--neutral-900);
}

.modern-mobile-menu-item.active {
  background-color: var(--primary-50);
  color: var(--primary-700);
}

.modern-mobile-menu-item i {
  margin-right: var(--spacing-3);
  width: 1.25rem;
  text-align: center;
}

.modern-mobile-menu-footer {
  margin-top: var(--spacing-6);
  padding-top: var(--spacing-4);
  border-top: 1px solid var(--neutral-200);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .modern-header-nav {
    display: none;
  }

  .modern-mobile-menu-button {
    display: flex;
  }

  .modern-mobile-menu.active {
    display: block;
  }
}

@media (max-width: 768px) {
  .modern-user-info {
    display: none;
  }

  .modern-main {
    padding: var(--spacing-4) var(--spacing-3);
  }
}

/* Preloader */
.modern-preloader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: white;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease-out, visibility 0.3s ease-out;
}

.modern-preloader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.modern-preloader-spinner {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 3px solid var(--neutral-200);
  border-top-color: var(--primary-500);
  animation: spin 1s linear infinite;
}

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

/* Profile Page Styles */
.profile-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: var(--primary-100);
  color: var(--primary-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.profile-section {
  margin-bottom: 2rem;
}

.profile-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--neutral-900);
  margin-bottom: 1rem;
}

.profile-info-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--neutral-200);
}

.profile-info-item:last-child {
  border-bottom: none;
}

.profile-info-label {
  color: var(--neutral-500);
  font-size: 0.875rem;
}

.profile-info-value {
  color: var(--neutral-900);
  font-weight: 500;
  font-size: 0.875rem;
}

/* Form File Input Styling */
.modern-form-file {
  width: 100%;
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius);
  font-size: 0.875rem;
  transition: var(--transition-all);
  background-color: white;
  cursor: pointer;
}

.modern-form-file::-webkit-file-upload-button {
  background-color: var(--primary-600);
  color: white;
  border: none;
  padding: var(--spacing-1) var(--spacing-3);
  margin-right: var(--spacing-3);
  border-radius: var(--radius-sm);
  font-weight: 500;
  cursor: pointer;
}

.modern-form-file::-webkit-file-upload-button:hover {
  background-color: var(--primary-700);
}

/* Form Validation Styles */
.was-validated .modern-form-input:invalid {
  border-color: var(--danger-500);
}

.was-validated .modern-form-input:valid {
  border-color: var(--success-500);
}

.was-validated .modern-form-input:invalid:focus {
  box-shadow: 0 0 0 2px var(--danger-100);
}

.was-validated .modern-form-input:valid:focus {
  box-shadow: 0 0 0 2px var(--success-100);
}

/* Modern Section Styles */
.modern-section {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: var(--spacing-6);
}

.modern-section-title {
  padding: var(--spacing-4) var(--spacing-6);
  border-bottom: 1px solid var(--neutral-200);
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--neutral-900);
}

.modern-section-body {
  padding: var(--spacing-6);
}