* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand-blue: #0d6fb8;
  --brand-blue-deep: #0a4f84;
  --brand-orange: #f58a2a;
  --brand-orange-soft: #ffd3a8;
  --bg-cream: #fffaf3;
  --bg-wash: #e8f3ff;
  --text-main: #1f2c3a;
  --text-soft: #56708a;
  --card: #ffffff;
  --line: #d6e3ef;
  --danger: #d74a3a;
}

body {
  min-height: 100vh;
  font-family: 'Manrope', sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 20% -10%, rgba(245, 138, 42, 0.22), transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(13, 111, 184, 0.22), transparent 45%),
    linear-gradient(140deg, var(--bg-cream), var(--bg-wash));
}

.auth-shell {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.auth-card {
  width: min(480px, 100%);
  border-radius: 22px;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 26px;
  box-shadow: 0 22px 40px rgba(19, 64, 104, 0.12);
}

.brand-row {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 16px;
}

.brand-logo {
  width: 120px;
  height: 42px;
  object-fit: contain;
}

h1 {
  font-size: 22px;
  font-weight: 800;
  color: var(--brand-blue-deep);
}

.brand-row p {
  color: var(--text-soft);
  font-size: 13px;
  margin-top: 4px;
}

.alert-error {
  background: #fdeceb;
  border: 1px solid #f3b6b1;
  color: var(--danger);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  margin-bottom: 14px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.login-form label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-soft);
  margin-top: 4px;
}

.login-form input {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-form input:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(13, 111, 184, 0.14);
}

.login-form button {
  margin-top: 10px;
  border: none;
  border-radius: 12px;
  padding: 12px;
  font-size: 14px;
  font-weight: 800;
  font-family: inherit;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-orange));
  box-shadow: 0 10px 20px rgba(13, 111, 184, 0.24);
}

.login-form button:hover {
  filter: brightness(1.04);
}

.back-link {
  display: inline-block;
  margin-top: 14px;
  color: var(--brand-blue);
  font-weight: 700;
  text-decoration: none;
}

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