/* PPDB MTS Ketegan - Main Stylesheet */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Custom Properties */
:root {
  /* Primary Colors - White & Green Theme */
  --primary-green: #059669;
  --primary-green-dark: #047857;
  --primary-green-light: #10b981;
  --primary-white: #ffffff;
  --primary-gray: #6b7280;
  
  /* Secondary Colors */
  --light-green: #d1fae5;
  --light-green-hover: #a7f3d0;
  --light-gray: #f3f4f6;
  --light-white: #fafafa;
  
  /* Text Colors */
  --text-dark: #1f2937;
  --text-medium: #4b5563;
  --text-light: #9ca3af;
  --text-green: #047857;
  
  /* Background Colors */
  --bg-white: #ffffff;
  --bg-gray: #f9fafb;
  --bg-green: #f0fdf4;
  --bg-dark: #f9fafb;
  
  /* Border Colors */
  --border-light: #e5e7eb;
  --border-medium: #d1d5db;
  --border-green: #bbf7d0;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-gray);
  font-size: 14px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
}

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(--text-medium);
}

/* Layout Structure */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
  width: 280px;
  background: var(--bg-white);
  border-right: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  z-index: 1000;
  transition: transform 0.3s ease;
}

/* Custom Scrollbar for Sidebar */
.sidebar::-webkit-scrollbar {
  width: 8px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--light-white);
  border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--primary-green);
  border-radius: 4px;
  border: 2px solid var(--light-white);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary-green-dark);
}

/* Firefox scrollbar */
.sidebar {
  scrollbar-width: thin;
  scrollbar-color: var(--primary-green) var(--light-white);
}

/* Enhanced Sidebar Scrollbar */
.sidebar::-webkit-scrollbar {
  width: 10px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--light-white);
  border-radius: 6px;
  margin: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
  border-radius: 6px;
  border: 2px solid var(--light-white);
  box-shadow: 0 2px 4px rgba(5, 150, 105, 0.2);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
  box-shadow: 0 4px 8px rgba(5, 150, 105, 0.3);
}

.sidebar::-webkit-scrollbar-thumb:active {
  background: var(--primary-green-dark);
}

/* Sidebar hover effects */
.sidebar:hover::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-light);
  background: var(--primary-green);
  color: white;
}

.sidebar-header h3 {
  margin: 0;
  color: white;
  font-size: 1.25rem;
  font-weight: 600;
}

.sidebar-nav {
  padding: var(--spacing-md) 0;
}

.nav-section {
  margin-bottom: var(--spacing-lg);
}

.nav-section-title {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-light);
  margin-bottom: var(--spacing-sm);
}

.nav-item {
  display: block;
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--text-medium);
  text-decoration: none;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background-color: var(--light-green);
  color: var(--primary-green);
  border-left-color: var(--primary-green);
}

.nav-item.active {
  background-color: var(--light-green);
  color: var(--primary-green);
  border-left-color: var(--primary-green);
  font-weight: 500;
}

.nav-item i {
  width: 20px;
  margin-right: var(--spacing-sm);
  text-align: center;
}

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: 280px;
  background: var(--bg-gray);
  min-height: 100vh;
}

/* Top Navigation */
.top-navbar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
  padding: var(--spacing-md) var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 999;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-green);
  text-decoration: none;
}

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

/* Content Area */
.content-wrapper {
  padding: var(--spacing-xl);
}

/* Cards */
.card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-green);
}

.card-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-dark);
}

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

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-light);
  background: var(--bg-green);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  gap: var(--spacing-sm);
}

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

.btn-primary:hover {
  background: var(--primary-green-dark);
  transform: translateY(-1px);
}

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

.btn-success:hover {
  background: var(--primary-green);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--light-green);
  color: white;
}

.btn-secondary:hover {
  background: var(--primary-green);
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  background: var(--light-green);
  border-color: var(--text-medium);
}

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

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  transition: border-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.form-control.is-invalid {
  border-color: #dc2626;
}

.invalid-feedback {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: 0.75rem;
  color: #dc2626;
}

/* Tables */
.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table th,
.table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.table th {
  background: var(--bg-green);
  font-weight: 600;
  color: var(--text-dark);
  font-size: 0.875rem;
}

.table td {
  color: var(--text-medium);
  font-size: 0.875rem;
}

.table tbody tr:hover {
  background: var(--light-green);
}

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

.text-primary { color: var(--primary-green); }
.text-success { color: var(--primary-green); }
.text-danger { color: #dc2626; }
.text-warning { color: #d97706; }
.text-muted { color: var(--text-light); }

.bg-primary { background-color: var(--primary-green); }
.bg-success { background-color: var(--primary-green); }
.bg-light { background-color: var(--light-green); }

.mb-0 { margin-bottom: 0; }
.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); }

.mt-0 { margin-top: 0; }
.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); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }

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

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

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-success {
  background: var(--light-green);
  color: var(--primary-green);
}

.badge-warning {
  background: #fef3c7;
  color: #d97706;
}

.badge-danger {
  background: #fee2e2;
  color: var(--primary-green);
}

.badge-info {
  background: var(--light-green);
  color: var(--primary-green);
}

.badge-secondary {
  background: var(--light-green);
  color: var(--text-medium);
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-light);
  border-top: 2px solid var(--primary-green);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Progress Steps */
.progress-steps {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: var(--spacing-lg) 0;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  position: relative;
}

.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 20px;
  left: 50%;
  width: 100%;
  height: 2px;
  background: var(--border-light);
  z-index: 1;
}

.step.completed:not(:last-child)::after {
  background: var(--primary-green);
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--border-light);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.step.active .step-number {
  background: var(--primary-green);
  color: white;
  transform: scale(1.1);
}

.step.completed .step-number {
  background: var(--primary-green);
  color: white;
}

.step.completed .step-number::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
}

.step-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-medium);
  text-align: center;
}

.step.active .step-title {
  color: var(--primary-green);
  font-weight: 600;
}

.step.completed .step-title {
  color: var(--primary-green);
}

/* Form Steps */
.form-step {
  display: none;
}

.form-step.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

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

/* File Upload Styles */
.file-upload-area {
  border: 2px dashed var(--border-medium);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.file-upload-area:hover {
  border-color: var(--primary-green);
  background: var(--light-green);
}

.file-upload-area.dragover {
  border-color: var(--primary-green);
  background: var(--light-green);
}

.file-upload-icon {
  font-size: 3rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
}

.file-upload-text {
  color: var(--text-medium);
  margin-bottom: var(--spacing-sm);
}

.file-upload-hint {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* Preview Styles */
.preview-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  background: var(--bg-white);
}

.preview-card h6 {
  color: var(--primary-green);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.preview-card p {
  margin-bottom: var(--spacing-xs);
  font-size: 0.875rem;
}

.preview-card strong {
  color: var(--text-dark);
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .content-wrapper {
    padding: var(--spacing-md);
  }
  
  .top-navbar {
    padding: var(--spacing-md);
  }
  
  .progress-steps {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .step {
    flex-direction: row;
    width: 100%;
  }
  
  .step:not(:last-child)::after {
    display: none;
  }
  
  .step-number {
    margin-right: var(--spacing-md);
    margin-bottom: 0;
  }
  
  .step-title {
    text-align: left;
  }
}