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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
  min-height: 100vh;
}

header {
  background: linear-gradient(135deg, #1e293b, #334155);
  padding: 2rem 1rem;
  text-align: center;
  border-bottom: 2px solid #f97316;
}

header h1 {
  font-size: 2rem;
  color: #f97316;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: #94a3b8;
  margin-bottom: 1rem;
}

.badges {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.badge.frontend {
  background: #0ea5e9;
  color: #fff;
}

.badge.backend {
  background: #10b981;
  color: #fff;
}

main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card {
  background: #1e293b;
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid #334155;
}

.card h2 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: #f1f5f9;
  border-bottom: 1px solid #334155;
  padding-bottom: 0.5rem;
}

.status-box {
  padding: 1rem;
  border-radius: 8px;
  font-family: monospace;
  font-size: 0.9rem;
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-all;
}

.loading {
  color: #64748b;
  font-style: italic;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.stat-item {
  text-align: center;
  padding: 1rem;
  background: #0f172a;
  border-radius: 8px;
  border: 1px solid #334155;
}

.stat-item .value {
  font-size: 1.8rem;
  font-weight: 700;
  color: #f97316;
}

.stat-item .label {
  font-size: 0.8rem;
  color: #94a3b8;
  margin-top: 0.25rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead th {
  background: #0f172a;
  padding: 0.75rem;
  text-align: left;
  color: #f97316;
  font-weight: 600;
  border-bottom: 2px solid #f97316;
}

tbody td {
  padding: 0.75rem;
  border-bottom: 1px solid #334155;
}

tbody tr:hover {
  background: #0f172a;
}

.role-tag {
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.role-tag.admin { background: #ef4444; color: #fff; }
.role-tag.advanced { background: #f59e0b; color: #000; }
.role-tag.normal { background: #3b82f6; color: #fff; }

form {
  margin-bottom: 1rem;
}

.form-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.form-row input,
.form-row select,
.form-row button {
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  border: 1px solid #475569;
  background: #0f172a;
  color: #e2e8f0;
  font-size: 0.9rem;
}

.form-row input:focus,
.form-row select:focus {
  outline: none;
  border-color: #f97316;
  box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.3);
}

.form-row button {
  background: #f97316;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  border: none;
  min-width: 80px;
}

.form-row button:hover {
  background: #ea580c;
}

.form-row button:active {
  background: #c2410c;
}

#result-msg {
  padding: 0.75rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}

#result-msg.success {
  background: #064e3b;
  color: #34d399;
  display: block;
}

#result-msg.error {
  background: #7f1d1d;
  color: #fca5a5;
  display: block;
}

pre {
  background: #0f172a;
  padding: 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  overflow-x: auto;
  border: 1px solid #334155;
  margin-top: 0.5rem;
  white-space: pre-wrap;
  word-break: break-all;
}

.hidden {
  display: none;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  color: #64748b;
  font-size: 0.85rem;
  border-top: 1px solid #1e293b;
}