:root {
  color-scheme: light;
  --bg: #f7f8fa;
  --panel: #ffffff;
  --text: #1d252c;
  --muted: #66717d;
  --line: #d9e0e6;
  --brand: #126b5a;
  --brand-dark: #0b4d42;
  --danger: #a43a3a;
  --shadow: 0 12px 30px rgba(25, 39, 52, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.login-shell,
.login-shell * {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

.login-panel button,
.login-panel input {
  font: inherit;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.login-panel {
  width: min(460px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 1.4rem;
}

.login-panel h1,
.login-panel p {
  margin-top: 0;
}

.login-panel h1 {
  margin-bottom: 0.45rem;
}

.eyebrow {
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.muted {
  color: var(--muted);
}

.google-button,
.login-panel button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 2.55rem;
  border: 0;
  border-radius: 6px;
  background: var(--brand);
  color: white;
  padding: 0.65rem 0.9rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.google-button:hover,
.login-panel button:hover {
  background: var(--brand-dark);
}

.dev-login-details {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.dev-login-details summary {
  color: var(--muted);
  cursor: pointer;
  font-weight: 800;
}

.dev-login-form {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.login-panel label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 700;
}

.login-panel input {
  width: 100%;
  min-height: 2.45rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 0.65rem;
}

.status-message {
  margin: 1rem 0 0;
  color: var(--danger);
  font-weight: 700;
}

.login-panel .hidden {
  display: none !important;
}