:root {
  --background-primary-color: #fdfbf5;
  --background-secondary-color: #ffffff;
  --bar-background-color: #57452b;
  --bar-background-secondary-color: #503f27;
  --main-text-color: #555555;
  --muted-text-color: #777777;
  --bar-text-color: #eeeeee;
  --hyperlink-text-color: #27698f;
  --primary-button-background: #1e6b43;
  --primary-button-hover-background: #2b8c5a;
  --primary-button-text-color: #ffffff;
  --thin-border-color: rgba(0, 0, 0, 0.15);
  --shadow-color: rgba(0, 0, 0, 0.15);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--main-text-color);
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(to bottom, var(--bar-background-color), var(--background-primary-color) 220px);
}

.lab-topbar {
  background: linear-gradient(to bottom, var(--bar-background-color), var(--bar-background-secondary-color));
  box-shadow: 0 1px 2px var(--thin-border-color);
}

.lab-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 78px;
}

.lab-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--bar-text-color);
  text-decoration: none;
}

.lab-brand:hover {
  color: var(--bar-text-color);
  text-decoration: none;
}

.lab-brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--bar-text-color);
  background:
    radial-gradient(circle at 30% 35%, #fbf7dc 0 18%, transparent 19%),
    radial-gradient(circle at 68% 66%, #d7b888 0 16%, transparent 17%),
    radial-gradient(circle at 48% 45%, #7da07b 0 42%, #6b8b63 43%, #4a6e48 100%);
  flex-shrink: 0;
}

.lab-brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.lab-brand-title {
  font-family: "IM Fell English", serif;
  font-size: 2rem;
}

.lab-brand-subtitle {
  font-size: 0.95rem;
  color: rgba(238, 238, 238, 0.92);
}

.lab-topbar-note {
  color: rgba(238, 238, 238, 0.9);
  font-size: 0.95rem;
  text-align: right;
}

@media (max-width: 900px) {
  .lab-topbar-inner {
    flex-direction: column;
    align-items: flex-start;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .lab-topbar-note {
    text-align: left;
  }
}