:root {
  --color-page: #f8f5ff;
  --color-panel: #ffffff;
  --color-text: #251339;
  --color-muted: #705985;
  --color-primary: #6d28d9;
  --color-primary-dark: #4c1d95;
  --color-primary-soft: #ede9fe;
  --color-border: #d8c9f5;
  --shadow-panel: 0 24px 70px rgba(52, 24, 92, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(167, 139, 250, 0.34), transparent 34rem),
    linear-gradient(145deg, #fbf9ff 0%, var(--color-page) 48%, #eee7fb 100%);
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-rows: 1fr auto;
}

.page-shell {
  width: 100%;
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}

.login-panel {
  width: min(100%, 24rem);
  padding: 2rem;
  border: 1px solid rgba(216, 201, 245, 0.86);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-panel);
}

.brand {
  display: grid;
  justify-items: center;
  gap: 0.9rem;
  margin-bottom: 1.75rem;
  text-align: center;
}

.brand-logo {
  width: 4.75rem;
  height: 4.75rem;
}

h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.1;
  font-weight: 800;
}

p {
  margin: 0.35rem 0 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.login-form {
  display: grid;
  gap: 0.65rem;
}

label {
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  font-weight: 650;
}

input {
  width: 100%;
  min-height: 2.75rem;
  margin-bottom: 0.45rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  background: #fff;
  font: inherit;
}

input:focus {
  border-color: var(--color-primary);
  outline: 3px solid var(--color-primary-soft);
}

button {
  min-height: 2.85rem;
  margin-top: 0.4rem;
  border: 0;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), #8b5cf6);
  font: inherit;
  font-weight: 750;
  cursor: default;
}

.site-footer {
  padding: 1rem;
  color: var(--color-muted);
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 30rem) {
  .login-panel {
    padding: 1.5rem;
  }

  h1 {
    font-size: 1.75rem;
  }
}