* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  background: linear-gradient(135deg, #f7f1e8, #e6f0f7);
  color: #1c1c1c;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px;
  gap: 16px;
}

.card {
  background: #ffffff;
  max-width: 520px;
  width: 100%;
  padding: 32px;
  border-radius: 16px;
  box-shadow: 0 18px 40px rgba(26, 33, 45, 0.12);
  display: grid;
  gap: 20px;
}

.lang-switch {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
}

.lang-switch select {
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid #d6d6d6;
  font-size: 13px;
}

h1,
h2 {
  margin: 0 0 8px 0;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
}

#signup-form {
  display: grid;
  gap: 22px;
}

.field-status {
  font-size: 12px;
  color: #667085;
  min-height: 16px;
}

.field-status.success {
  color: #1f6a37;
}

.field-status.error {
  color: #a13232;
}

input {
  padding: 10px 12px;
  border: 1px solid #d6d6d6;
  border-radius: 8px;
  font-size: 15px;
}

textarea {
  padding: 10px 12px;
  border: 1px solid #d6d6d6;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
}

button {
  padding: 12px 14px;
  border: none;
  border-radius: 10px;
  background: #23374f;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

#login-form button {
  margin-top: 12px;
}

button:hover {
  background: #1a2a3f;
}

button[disabled] {
  background: #9aa4b2;
  cursor: not-allowed;
}

button.danger {
  background: #b42318;
}

button.danger:hover {
  background: #8f1d14;
}

.danger-box {
  border: 1px solid #f04438;
  background: #fff5f5;
  color: #7a271a;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 13px;
}

.muted {
  color: #667085;
  font-size: 13px;
}

.profile-grid {
  display: grid;
  gap: 12px;
}

.profile-item {
  display: grid;
  gap: 4px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  font-size: 14px;
}

.page-footer {
  font-size: 12px;
  color: #667085;
}

.page-footer a {
  color: #0b3d2e;
  text-decoration: none;
}

.page-footer a:hover {
  text-decoration: underline;
}

.result {
  background: #f5f8fb;
  border-radius: 12px;
  padding: 16px;
}

.result.error {
  background: #ffecec;
  color: #7a1f1f;
}

pre {
  white-space: pre-wrap;
  word-break: break-all;
  background: #fff;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #e2e2e2;
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.origin-block {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.origin-list {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}