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

/* Updated color scheme to match Jagora University logo colors */
:root {
  --primary-navy: #1e3a5f;
  --primary-orange: #ff5733;
  --accent-cyan: #00bcd4;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --error-color: #dc2626;
  --background: #f8fafc;
  --card-background: #ffffff;
  --text-primary: #1e3a5f;
  --text-secondary: #475569;
  --border-color: #e2e8f0;
  --shadow: 0 1px 3px 0 rgba(30, 58, 95, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(30, 58, 95, 0.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
}

/* Added loading screen styles */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-navy) 0%, #2d5a8f 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-logo {
  width: 300px;
  max-width: 80%;
  height: auto;
  margin-bottom: 30px;
  animation: fadeInScale 1s ease-in-out;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Updated header with Jagora branding and logo */
.header {
  text-align: center;
  padding: 40px 20px;
  background: linear-gradient(135deg, var(--primary-navy) 0%, #2d5a8f 100%);
  color: white;
  border-radius: 12px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-lg);
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.logo-image {
  width: 280px;
  max-width: 90%;
  height: auto;
}

.header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  font-weight: 700;
}

.header p {
  font-size: 1.1rem;
  opacity: 0.95;
}

/* Main Content */
.main-content {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 60vh;
}

/* Verification Card */
.verification-card {
  background: var(--card-background);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 600px;
  border-top: 4px solid var(--primary-orange);
}

.verification-card h2 {
  font-size: 1.8rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.description {
  color: var(--text-secondary);
  margin-bottom: 30px;
}

/* Forms */
.verification-form,
.login-form,
.certificate-form {
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-primary);
}

.form-hint {
  display: block;
  margin-top: 6px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.form-textarea {
  resize: vertical;
  font-family: monospace;
}

/* Updated button colors to match Jagora branding */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

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

.btn-primary:hover {
  background: #e64a2e;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
  background: #152a45;
}

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

.btn-danger:hover {
  background: #dc2626;
}

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

.btn-success:hover {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.875rem;
}

/* Alerts */
.alert {
  padding: 16px;
  border-radius: 8px;
  margin: 20px 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-error {
  background: #fee2e2;
  color: var(--error-color);
  border: 1px solid #fecaca;
}

.alert-success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

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

/* Result Card */
.result-card {
  background: #f0fdf4;
  border: 2px solid #86efac;
  border-radius: 12px;
  padding: 30px;
  margin-top: 30px;
}

.result-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.icon-success {
  width: 32px;
  height: 32px;
  color: var(--success-color);
}

.result-header h3 {
  color: #065f46;
  font-size: 1.5rem;
}

.result-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid #d1fae5;
}

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

.detail-label {
  font-weight: 600;
  color: #065f46;
}

.detail-value {
  color: #047857;
  text-align: right;
}

/* Footer */
.footer {
  text-align: center;
  padding: 30px 20px;
  margin-top: 60px;
  color: var(--text-secondary);
}

.admin-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--primary-orange);
  text-decoration: none;
  font-weight: 600;
}

.admin-link:hover {
  text-decoration: underline;
}

/* Updated login page with Jagora branding */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, var(--primary-navy) 0%, #2d5a8f 100%);
}

.login-card {
  background: var(--card-background);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  border-top: 4px solid var(--primary-orange);
}

.login-header {
  text-align: center;
  margin-bottom: 30px;
}

.login-logo {
  width: 200px;
  max-width: 100%;
  height: auto;
  margin-bottom: 20px;
}

.login-header h1 {
  font-size: 1.8rem;
  color: var(--primary-navy);
  margin-bottom: 8px;
}

.login-header h2 {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.login-footer {
  text-align: center;
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.login-footer a {
  color: var(--primary-orange);
  text-decoration: none;
}

.login-footer a:hover {
  text-decoration: underline;
}

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

/* Updated admin sidebar with Jagora colors */
.admin-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
  gap: 0;
}

.sidebar {
  background: var(--primary-navy);
  color: white;
  padding: 30px 0;
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 0 30px 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sidebar-logo {
  width: 180px;
  height: auto;
  margin-bottom: 20px;
}

.sidebar-header h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.sidebar-header p {
  font-size: 0.875rem;
  opacity: 0.8;
}

.sidebar-nav {
  flex: 1;
  padding: 20px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 30px;
  color: #cbd5e1;
  text-decoration: none;
  transition: all 0.3s ease;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.nav-item.active {
  background: var(--primary-orange);
  color: white;
  border-left: 4px solid var(--accent-cyan);
}

.nav-icon {
  width: 20px;
  height: 20px;
}

.sidebar-footer {
  padding: 0 30px;
}

/* Admin Content */
.admin-content {
  background: var(--background);
  padding: 40px;
  overflow-y: auto;
}

.admin-header {
  margin-bottom: 30px;
}

.admin-header h1 {
  font-size: 2rem;
  margin-bottom: 20px;
  color: var(--primary-navy);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.stat-card {
  background: var(--card-background);
  padding: 20px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 4px solid var(--primary-orange);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-navy);
}

/* Tables */
.table-container {
  background: var(--card-background);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

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

.data-table thead {
  background: var(--primary-navy);
  color: white;
}

.data-table th {
  padding: 16px;
  text-align: left;
  font-weight: 600;
}

.data-table td {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.data-table tbody tr:hover {
  background: #f8fafc;
}

.data-table .actions {
  display: flex;
  gap: 8px;
}

.text-center {
  text-align: center;
}

/* Form Card */
.form-card {
  background: var(--card-background);
  border-radius: 12px;
  padding: 30px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--primary-orange);
}

.form-card h3 {
  margin-bottom: 10px;
  font-size: 1.3rem;
  color: var(--primary-navy);
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 30px;
}

/* Import Container */
.import-container {
  background: var(--card-background);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
  border-top: 4px solid var(--primary-orange);
}

.import-tabs {
  display: flex;
  background: #f1f5f9;
  border-bottom: 2px solid var(--border-color);
}

.tab-btn {
  flex: 1;
  padding: 16px;
  background: transparent;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-btn:hover {
  background: #e2e8f0;
}

.tab-btn.active {
  background: var(--card-background);
  color: var(--primary-orange);
  border-bottom: 3px solid var(--primary-orange);
}

.tab-content {
  display: none;
  padding: 30px;
}

.tab-content.active {
  display: block;
}

.example-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  margin-top: 20px;
  border-left: 4px solid var(--accent-cyan);
}

.example-box pre {
  margin-top: 10px;
  font-size: 0.875rem;
  overflow-x: auto;
  color: var(--text-secondary);
}

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

  .sidebar {
    display: none;
  }

  .header h1 {
    font-size: 1.8rem;
  }

  .verification-card {
    padding: 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .data-table {
    font-size: 0.875rem;
  }

  .data-table th,
  .data-table td {
    padding: 12px 8px;
  }

  .login-footer {
    flex-direction: column;
    gap: 8px;
  }

  .login-footer .separator {
    display: none;
  }

  .loading-logo {
    width: 200px;
  }
}