:root {
  --blue-900: #06336f;
  --blue-700: #075db8;
  --blue-500: #1592e6;
  --blue-100: #eaf5ff;
  --white: #ffffff;
  --gray-900: #172033;
  --gray-600: #667085;
  --gray-200: #d8e1ee;
  --danger: #c83535;
  --shadow: 0 24px 60px rgba(6, 51, 111, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--gray-900);
  background:
    radial-gradient(circle at top left, rgba(21, 146, 230, 0.16), transparent 34%),
    linear-gradient(135deg, #f8fbff 0%, #eef7ff 100%);
}

a {
  color: var(--blue-700);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.login-page {
  width: min(1120px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
  padding: 40px 0;
}

.brand-panel {
  padding: 44px;
}

.brand-logo {
  width: 150px;
  height: auto;
  display: block;
  margin-bottom: 28px;
}

.brand-panel h1 {
  max-width: 520px;
  margin: 0 0 16px;
  color: var(--blue-900);
  font-size: 46px;
  line-height: 1.08;
}

.brand-panel p {
  max-width: 460px;
  margin: 0;
  color: var(--gray-600);
  font-size: 18px;
  line-height: 1.6;
}

.login-card {
  width: 100%;
  max-width: 430px;
  justify-self: end;
  padding: 38px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(216, 225, 238, 0.9);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.mobile-brand {
  display: none;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.login-card h2 {
  margin: 0 0 28px;
  color: var(--blue-900);
  font-size: 30px;
}

.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 700;
}

.field input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  color: var(--gray-900);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 4px rgba(21, 146, 230, 0.14);
}

.field.has-error input {
  border-color: var(--danger);
}

.error-message {
  display: none;
  margin-top: 6px;
  color: var(--danger);
  font-size: 12px;
}

.field.has-error .error-message {
  display: block;
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 6px 0 24px;
  font-size: 14px;
}

.remember {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-600);
  cursor: pointer;
}

.remember input {
  width: 16px;
  height: 16px;
  accent-color: var(--blue-700);
}

.forgot-link {
  font-weight: 700;
}

.login-button {
  width: 100%;
  height: 50px;
  border: 0;
  border-radius: 8px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
  box-shadow: 0 12px 24px rgba(7, 93, 184, 0.24);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(7, 93, 184, 0.28);
}

.login-button:disabled {
  cursor: wait;
  opacity: 0.75;
  transform: none;
}

.form-feedback {
  min-height: 20px;
  margin: 14px 0 0;
  color: var(--blue-700);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 820px) {
  .login-page {
    grid-template-columns: 1fr;
    gap: 24px;
    align-content: center;
  }

  .brand-panel {
    display: none;
  }

  .login-card {
    justify-self: center;
    padding: 30px 24px;
  }

  .mobile-brand {
    display: block;
    margin-bottom: 20px;
  }

  .mobile-brand img {
    width: 86px;
    height: auto;
    display: block;
  }
}

@media (max-width: 440px) {
  .form-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .login-card h2 {
    font-size: 26px;
  }
}