:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #172033;
  --muted: #667085;
  --border: #d9e2ef;
  --primary: #0f9488;
  --primary-dark: #0f766e;
  --shadow: 0 18px 45px rgba(15, 118, 110, 0.18);
  --success: #0f766e;
  --error: #b42318;
}

body.auth-page {
  align-items: center;
  background:
    radial-gradient(circle at top right, rgba(153, 246, 228, 0.34), transparent 34%),
    linear-gradient(135deg, #ecfeff 0%, var(--bg) 58%, #ccfbf1 100%);
  color: var(--text);
  display: flex;
  font-family: Arial, sans-serif;
  justify-content: center;
  min-height: 100vh;
  padding: 24px 16px;
}

.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  margin: 0 auto;
  max-width: 420px;
  overflow: hidden;
  width: 100%;
}

.auth-header {
  background: linear-gradient(135deg, #0f766e 0%, #0f9488 55%, #115e59 100%);
  color: #ffffff;
  padding: 28px 24px;
}

.auth-header h1,
.auth-header h2 {
  font-size: clamp(24px, 5vw, 31px);
  margin: 0 0 8px;
}

.auth-header p {
  color: #d7fffa;
  font-size: 14px;
  line-height: 1.45;
  margin: 0;
}

.auth-body {
  padding: 24px;
}

.auth-body label {
  color: var(--muted);
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin: 14px 0 6px;
}

.auth-body input {
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font: inherit;
  font-size: 16px;
  min-height: 44px;
  padding: 12px;
  width: 100%;
}

.auth-body button {
  background: var(--primary);
  border: 0;
  border-radius: 10px;
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  margin-top: 18px;
  min-height: 44px;
  padding: 12px 14px;
  width: 100%;
}

.auth-body button:hover {
  background: var(--primary-dark);
}

.auth-body button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.auth-link {
  color: var(--primary-dark);
  display: block;
  font-size: 14px;
  margin-top: 16px;
  text-align: center;
  text-decoration: none;
}

.auth-link:hover {
  text-decoration: underline;
}

.auth-message {
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 14px;
  padding: 12px 14px;
}

.auth-message.success {
  background: #ecfdf5;
  border: 1px solid #99f6e4;
  color: var(--success);
}

.auth-message.error {
  background: #fff7f7;
  border: 1px solid #fecaca;
  color: var(--error);
}

.auth-message.info {
  background: #f8fafc;
  border: 1px solid var(--border);
  color: var(--muted);
}

.hidden {
  display: none;
}

@media (max-width: 600px) {
  body.auth-page {
    padding: 16px 10px;
  }

  .auth-body {
    padding: 20px 16px;
  }
}