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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

.navbar {
  background: #1a1a2e;
  color: #fff;
  padding: 0.75rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  font-weight: 700;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-links a {
  color: #ccc;
  text-decoration: none;
}

.nav-links a:hover, .nav-links a.active {
  color: #fff;
}

.nav-user {
  color: #aaa;
  font-size: 0.9rem;
}

.container {
  max-width: 1100px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

h2 {
  margin-bottom: 1.5rem;
  color: #1a1a2e;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.card h3 {
  margin-bottom: 1rem;
  color: #1a1a2e;
  border-bottom: 2px solid #eee;
  padding-bottom: 0.5rem;
}

.card h4 {
  margin: 1rem 0 0.5rem;
  color: #444;
}

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

.table th, .table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid #eee;
  text-align: left;
}

.table th {
  background: #f9f9f9;
  font-weight: 600;
  color: #555;
}

.table tr:hover {
  background: #f5f5ff;
}

.inactive-row {
  opacity: 0.5;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.form-group textarea,
.form-group input[type="text"],
.form-group select {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.95rem;
  font-family: inherit;
}

.form-group textarea {
  resize: vertical;
}

.code-input {
  font-family: "Courier New", Courier, monospace;
  font-size: 0.85rem;
}

.radio-label {
  display: block;
  margin: 0.25rem 0;
  cursor: pointer;
}

.scale-group {
  display: flex;
  gap: 1rem;
  margin-top: 0.25rem;
}

.scale-group .radio-label {
  display: inline;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: #2d5aa0;
  color: #fff;
}

.btn-primary:hover {
  background: #244a85;
}

.btn-secondary {
  background: #6c757d;
  color: #fff;
}

.btn-secondary:hover {
  background: #5a6268;
}

.btn-danger {
  background: #c0392b;
  color: #fff;
}

.btn-danger:hover {
  background: #a93226;
}

.btn-sm {
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
}

.btn-google {
  background: #4285f4;
  color: #fff;
  font-size: 1rem;
  padding: 0.75rem 1.5rem;
  margin-top: 1rem;
}

.btn-google:hover {
  background: #357abd;
}

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

.inline-form input[type="text"],
.inline-form select {
  padding: 0.4rem 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.9rem;
}

.ssh-info {
  background: #1a1a2e;
  color: #0f0;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.95rem;
  margin: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ssh-info code {
  flex: 1;
  display: block;
}

.btn-copy {
  margin-left: auto;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 5px;
  color: #aaa;
  cursor: pointer;
  padding: 0.3rem 0.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 0.75rem;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.btn-copy:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.3);
  color: #ddd;
}

.btn-copy:active {
  background: rgba(255,255,255,0.2);
}

.btn-copy-label {
  line-height: 1;
}

.hidden {
  display: none !important;
}

.key-preview {
  background: #f0f0f0;
  padding: 0.2rem 0.4rem;
  border-radius: 3px;
  font-size: 0.85rem;
  word-break: break-all;
}

.note {
  color: #777;
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.status {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-running {
  background: #d4edda;
  color: #155724;
}

.status-stopped {
  background: #f8d7da;
  color: #721c24;
}

.member-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.member-list li {
  margin: 0.25rem 0;
}

.alert {
  padding: 0.75rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.alert-error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.alert-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

/* Login page */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.login-box {
  background: #fff;
  padding: 2.5rem;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  max-width: 400px;
  width: 90%;
}

.login-box h1 {
  color: #1a1a2e;
  margin-bottom: 0.5rem;
}

.login-box p {
  color: #666;
  margin-bottom: 1.5rem;
}

.login-note {
  color: #999;
  font-size: 0.85rem;
  margin-top: 1rem;
}