:root {
  --primary-blue: #1e3a8a;
  --secondary-blue: #3b82f6;
  --light-blue: #dbeafe;
  --accent-blue: #60a5fa;
  --background-blue: #f0f9ff;
  --text-white: #ffffff;
  --shadow-blue: rgba(30, 58, 138, 0.1);
}

body {
  background-color: var(--background-blue);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  min-height: 100vh;
}

.navbar {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
  box-shadow: 0 2px 10px var(--shadow-blue);
}

.navbar-brand, .navbar-nav .nav-link {
  color: var(--text-white) !important;
  transition: opacity 0.3s ease;
}

.navbar-nav .nav-link:hover {
  opacity: 0.8;
}

.card {
  border: none;
  border-radius: 12px;
  box-shadow: 0 4px 15px var(--shadow-blue);
  background: white;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-blue);
}

.card-header {
  background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--accent-blue) 100%);
  color: var(--text-white);
  border-radius: 12px 12px 0 0 !important;
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--accent-blue) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--shadow-blue);
}

.btn-outline-primary {
  color: var(--primary-blue);
  border-color: var(--primary-blue);
  border-radius: 6px;
}

.btn-outline-primary:hover {
  background-color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.form-control, .form-select {
  border: 2px solid var(--light-blue);
  border-radius: 6px;
  transition: border-color 0.3s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--secondary-blue);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.table {
  background: white;
  border-radius: 8px;
  overflow: hidden;
}

.table thead th {
  background-color: var(--primary-blue);
  color: var(--text-white);
  border: none;
  padding: 12px;
}

.table tbody tr:nth-child(even) {
  background-color: var(--background-blue);
}

.table tbody tr:hover {
  background-color: var(--light-blue);
  transition: background-color 0.3s ease;
}

.alert-success {
  background-color: #10b981;
  border: none;
  color: white;
  border-radius: 8px;
}

.alert-danger, .alert-error {
  background-color: #ef4444;
  border: none;
  color: white;
  border-radius: 8px;
}

.badge {
  padding: 6px 12px;
  border-radius: 6px;
  font-weight: 500;
}

.badge.bg-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%) !important;
}

.poll-card {
  background: white;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px var(--shadow-blue);
  transition: all 0.3s ease;
}

.poll-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px var(--shadow-blue);
}

.poll-option {
  background-color: var(--background-blue);
  border: 2px solid var(--light-blue);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
  transition: all 0.3s ease;
}

.poll-option:hover {
  border-color: var(--secondary-blue);
  background-color: var(--light-blue);
}

.poll-option input[type="radio"],
.poll-option input[type="checkbox"] {
  margin-right: 10px;
}

.progress {
  height: 25px;
  border-radius: 6px;
  background-color: var(--light-blue);
}

.progress-bar {
  background: linear-gradient(90deg, var(--secondary-blue) 0%, var(--accent-blue) 100%);
  font-weight: 500;
}

.dropdown-menu {
  border: none;
  box-shadow: 0 4px 15px var(--shadow-blue);
  border-radius: 8px;
}

.dropdown-item:hover {
  background-color: var(--light-blue);
  color: var(--primary-blue);
}

.login-container, .register-container {
  max-width: 400px;
  margin: 50px auto;
}

.admin-dashboard {
  padding: 30px 0;
}

.stats-card {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
  color: white;
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  margin-bottom: 20px;
}

.stats-card h3 {
  font-size: 2.5rem;
  margin: 0;
}

.stats-card p {
  margin: 0;
  opacity: 0.9;
}

footer {
  background-color: var(--primary-blue);
  color: var(--text-white);
  padding: 20px 0;
  margin-top: 50px;
}

/* Markdown content styles */
.markdown-content p:last-child {
  margin-bottom: 0;
}

.markdown-content ul,
.markdown-content ol {
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
}

.markdown-content code {
  background: #f1f5f9;
  padding: 0.125rem 0.25rem;
  border-radius: 0.25rem;
  font-size: 0.875em;
}

.markdown-content pre {
  background: #f1f5f9;
  padding: 0.75rem;
  border-radius: 0.375rem;
  overflow-x: auto;
}

.markdown-content pre code {
  background: transparent;
  padding: 0;
}

.markdown-content blockquote {
  border-left: 4px solid var(--secondary-blue);
  padding-left: 1rem;
  margin-left: 0;
  color: #64748b;
}

.markdown-content a {
  color: var(--secondary-blue);
}

.markdown-content strong {
  font-weight: 600;
}