/* base */
:root{
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #101828;
  --muted: #667085;
  --border: #e6e8ef;
  --field: #d0d5dd;
  --primary: #1f5eff;
  --primary-hover: #1b4fe0;
  --danger-bg: #ffecec;
  --danger-border: #ffb3b3;
}

*{ box-sizing: border-box; }

body.auth-body{
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.auth-page{
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card{
  width: 100%;
  max-width: 520px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 12px 30px rgba(16, 24, 40, 0.08);
}

.auth-title{
  font-size: 28px;
  margin: 0 0 8px;
}

.auth-sub{
  margin: 0 0 20px;
  color: var(--muted);
  line-height: 1.5;
}

.auth-alert{
  padding: 12px;
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  border-radius: 12px;
  margin: 16px 0;
}

.auth-form{
  margin-top: 12px;
}

.auth-field{
  margin-bottom: 14px;
}

.auth-label{
  display: block;
  font-weight: 600;
  margin: 0 0 6px;
}

.auth-input{
  width: 100%;
  background: #fff;
  border: 1px solid var(--field);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 16px;
  outline: none;
}

.auth-input:focus{
  border-color: #84a9ff;
  box-shadow: 0 0 0 4px rgba(132, 169, 255, 0.25);
}

.auth-btn{
  width: 100%;
  margin-top: 6px;
  border: 0;
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 700;
  cursor: pointer;
  background: var(--primary);
  color: #fff;
}

.auth-btn:hover{
  background: var(--primary-hover);
}

.auth-links{
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.auth-links a{
  color: var(--primary);
  text-decoration: none;
}

.auth-links a:hover{
  text-decoration: underline;
}

.auth-domains{
  font-weight: 700;
}