#MainBlock {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 60px);
  background: transparent;
  font: 11pt Arial;
  line-height: 1.5em;
  box-sizing: border-box;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2em 2.5em;
  width: 100%;
  max-width: 340px;
  box-sizing: border-box;
  box-shadow: 0 4px 24px rgba(8, 43, 107, 0.1);
}

.login-card h2 {
  margin: 0 0 1em 0;
  color: var(--primary);
  font-size: 16pt;
  text-align: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5em;
}

.form-row {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.8em;
}

.form-row label {
  color: var(--text-label);
  font-weight: bold;
  margin-bottom: 0.2em;
}

.form-row input[type="text"],
.form-row input[type="password"] {
  padding: 0.45em 0.75em;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font: 11pt Arial;
  background-color: var(--surface-input);
  color: var(--text);
  transition: border-color 0.15s;
}

.form-row input[type="text"]:focus,
.form-row input[type="password"]:focus {
  outline: none;
  border-color: var(--brand-accent);
  background-color: var(--surface);
}

.form-submit {
  margin-top: 1.2em;
}

.form-submit input[type="submit"] {
  width: 100%;
  padding: 0.55em;
  background-color: var(--brand-accent);
  color: #fff;
  border: none;
  border-radius: 23px;
  font: bold 12pt Arial;
  cursor: pointer;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 16px rgba(98, 98, 186, 0.35);
  transition: background-color 0.15s ease, box-shadow 0.15s ease;
}

.form-submit input[type="submit"]:hover {
  background-color: var(--brand-accent-hover);
  box-shadow: 0 6px 22px rgba(98, 98, 186, 0.5);
}

.login-error {
  color: var(--error, #c0392b);
  background: var(--error-bg, #fdecea);
  border: 1px solid var(--error-border, #f5c6c2);
  border-radius: 8px;
  padding: 0.5em 0.75em;
  margin-bottom: 0.8em;
  font-size: 10pt;
  text-align: center;
}

.quick-login {
  display: flex;
  gap: 0.75em;
  margin-top: 1em;
  justify-content: center;
}

.quick-login a {
  color: var(--secondary);
  font-size: 9.5pt;
  cursor: pointer;
  text-decoration: underline;
}