:root {
  color-scheme: light;
  --blue: #1a73e8;
  --blue-dark: #1557b0;
  --ink: #1f2937;
  --muted: #64748b;
  --line: #d7e0ee;
  --surface: #ffffff;
}
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  color: var(--ink);
  font: 16px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 15% 15%, rgba(26, 115, 232, .10), transparent 32rem),
    radial-gradient(circle at 85% 85%, rgba(52, 168, 83, .08), transparent 28rem),
    #f8faff;
}
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}
.login-card {
  width: min(100%, 460px);
  padding: 44px;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 24px 70px rgba(35, 57, 91, .14);
}
.login-logo { width: 120px; height: auto; margin-bottom: 20px; }
.eyebrow {
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
h1 { margin: 0; font-size: clamp(28px, 6vw, 36px); line-height: 1.18; letter-spacing: -.025em; }
.intro { margin: 14px 0 28px; color: var(--muted); }
.google-button, .bootstrap-login button {
  width: 100%;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: var(--blue);
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease, box-shadow .15s ease;
}
.google-button:hover, .bootstrap-login button:hover {
  background: var(--blue-dark);
  box-shadow: 0 8px 24px rgba(26, 115, 232, .25);
  transform: translateY(-1px);
}
.google-button:focus-visible, input:focus-visible, button:focus-visible {
  outline: 3px solid rgba(26, 115, 232, .25);
  outline-offset: 3px;
}
.google-button svg { flex: 0 0 auto; padding: 2px; border-radius: 50%; background: #fff; }
.bootstrap-login { display: grid; gap: 12px; text-align: left; }
.bootstrap-login label { font-size: 14px; font-weight: 700; }
.bootstrap-login input {
  width: 100%;
  min-height: 50px;
  padding: 11px 13px;
  border: 1px solid #b8c5d8;
  border-radius: 9px;
  font: inherit;
}
.login-message { margin: 18px 0 0; color: #b42318; font-weight: 650; }
.privacy-note { margin: 24px 0 0; color: var(--muted); font-size: 13px; }
[hidden] { display: none !important; }
@media (max-width: 520px) {
  .login-card { padding: 34px 24px; border-radius: 16px; }
  .login-page { padding: 18px; }
}