:root {
  --primary: #0f4c81;
  --primary-dark: #0a3760;
  --accent: #f5a623;
  --bg: #eef3f8;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #d8dee7;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #d97706;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--bg) 0%, #dce8f2 100%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-wrapper {
  width: 100%;
  max-width: 960px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(15, 76, 129, 0.15);
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  min-height: 560px;
}

.auth-brand {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.auth-brand .logo-circle {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 24px;
  border: 2px solid rgba(255,255,255,0.4);
}

.auth-brand h1 {
  font-size: 22px;
  line-height: 1.4;
  margin: 0 0 12px;
}

.auth-brand p {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  line-height: 1.6;
}

.auth-brand .badge {
  margin-top: auto;
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  padding-top: 24px;
}

.auth-form {
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-form h2 {
  margin: 0 0 6px;
  font-size: 24px;
  color: var(--text);
}

.auth-form .subtitle {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.12);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
  margin-top: 8px;
}

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

.auth-footer {
  text-align: center;
  margin-top: 22px;
  font-size: 13.5px;
  color: var(--muted);
}

.auth-footer a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

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

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  margin-bottom: 18px;
  border: 1px solid transparent;
}

.alert-success { background: #ecfdf3; color: var(--success); border-color: #b8f0cb; }
.alert-danger  { background: #fef2f2; color: var(--danger);  border-color: #fecaca; }
.alert-warning { background: #fffbeb; color: var(--warning); border-color: #fde68a; }

.password-wrapper {
  position: relative;
}

.password-wrapper .toggle-eye {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
  user-select: none;
}

.field-error {
  color: var(--danger);
  font-size: 12px;
  margin-top: 4px;
}

@media (max-width: 800px) {
  .auth-wrapper { grid-template-columns: 1fr; }
  .auth-brand { padding: 32px; }
  .auth-form { padding: 32px; }
  .form-row { grid-template-columns: 1fr; }
}