body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  background: #f5f5f5;
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  background: #fff;
  padding: 32px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 380px;
}

.login-card .brand {
  font-size: 1.4em;
  font-weight: 600;
  color: #333;
  margin-bottom: 8px;
}

.login-card .subtitle {
  color: #666;
  margin: 0 0 20px;
}

.login-card label {
  display: block;
  margin: 12px 0 6px;
  font-weight: 500;
}

.login-card input {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
}

.login-card button {
  width: 100%;
  margin-top: 20px;
  padding: 12px;
  background: #4CAF50;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1em;
  cursor: pointer;
}

.login-card button:hover {
  background: #45a049;
}

.error {
  background: #ffebee;
  color: #c62828;
  padding: 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.hidden {
  display: none;
}

.user-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding: 10px 16px;
  background: #e3f2fd;
  border-radius: 6px;
  font-size: 14px;
}

.user-bar a,
.user-bar button {
  color: #1976d2;
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  padding: 0;
}

.user-bar button:hover,
.user-bar a:hover {
  text-decoration: underline;
}

.user-bar-backup-btn {
  padding: 6px 14px !important;
  background-color: #6c757d !important;
  color: white !important;
  border: none !important;
  border-radius: 4px;
  font-weight: 500;
}

.user-bar-backup-btn:hover {
  background-color: #5a6268 !important;
  text-decoration: none !important;
}

.user-bar-backup-msg {
  color: #2e7d32;
  font-size: 13px;
}

.admin-modal table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

.admin-modal th,
.admin-modal td {
  padding: 8px;
  border-bottom: 1px solid #ddd;
  text-align: left;
}

.admin-modal input,
.admin-modal select {
  width: 100%;
  box-sizing: border-box;
  padding: 6px;
}

.home-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: #f5f5f5;
}

.home-card {
  background: #fff;
  padding: 36px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  width: 100%;
  max-width: 520px;
}

.home-card .brand {
  font-size: 1.5em;
  font-weight: 600;
  color: #333;
  margin-bottom: 8px;
}

.home-card .subtitle {
  color: #666;
  margin: 0 0 8px;
}

.home-card .subtitle a {
  color: #1976d2;
}

.home-prompt {
  margin: 24px 0 16px;
  font-size: 1.05em;
  color: #333;
  font-weight: 500;
}

.home-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.home-option {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, background 0.15s;
}

.home-option:hover {
  border-color: #4CAF50;
  background: #f1f8f2;
}

.home-option-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #4CAF50;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.home-option-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.home-option-body strong {
  font-size: 1.05em;
  color: #222;
}

.home-option-body span {
  font-size: 0.92em;
  color: #666;
}

.placeholder-box {
  background: #fafafa;
  border: 1px dashed #ccc;
  border-radius: 8px;
  padding: 16px 18px;
  margin-top: 8px;
}

.placeholder-box ul {
  margin: 8px 0 12px;
  padding-left: 20px;
  color: #444;
}