:root {
  --brand-green: #20391C;
  --action-amber: #C2701C;
  --done-sage: #5C8A6F;
  --sev-minor-bg: #E6F1FB;
  --sev-minor-text: #0C447C;
  --sev-major-bg: #FCE8D5;
  --sev-major-text: #8B4F0F;
  --sev-urgent-bg: #FCEBEB;
  --sev-urgent-text: #791F1F;
  --text-primary: #070706;
  --text-secondary: #6B6B6B;
  --text-tertiary: #999999;
  --border-light: #E5E5E0;
  --bg-page: #FFFFFF;
  --bg-card: #FFFFFF;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background: var(--bg-page);
}

.grs-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--brand-green);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}

.grs-mark {
  text-decoration: none;
  display: inline-flex;
}

.grs-letters {
  display: inline-block;
  background: #fff;
  color: var(--brand-green);
  font-family: Impact, "Haettenschweiler", "Arial Narrow Bold", sans-serif;
  font-weight: 400;
  letter-spacing: 1px;
  padding: 4px 8px;
  font-size: 18px;
  line-height: 1;
}

.grs-divider {
  width: 1px;
  height: 24px;
  background: rgba(255, 255, 255, 0.4);
}

.walkabout-wordmark {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.3px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.walkabout-pin {
  color: var(--action-amber);
  font-size: 14px;
}

.grs-spacer { flex: 1; }

.grs-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.walkabout-main {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 16px;
}

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

.flashes {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.flash {
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border-light);
  background: var(--bg-card);
  font-size: 14px;
}

.flash-error   { background: var(--sev-urgent-bg); color: var(--sev-urgent-text); border-color: transparent; }
.flash-warning { background: var(--sev-major-bg);  color: var(--sev-major-text);  border-color: transparent; }
.flash-info    { background: var(--sev-minor-bg);  color: var(--sev-minor-text);  border-color: transparent; }

.auth-card {
  max-width: 380px;
  margin: 48px auto;
}

.auth-title {
  margin: 0 0 8px 0;
  font-size: 22px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.field input[type="text"],
.field input[type="password"] {
  padding: 10px 12px;
  font-size: 16px;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  background: var(--bg-page);
  color: var(--text-primary);
}

.field input:focus {
  outline: 2px solid var(--brand-green);
  outline-offset: 1px;
}

.field-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.btn-primary {
  display: inline-block;
  padding: 10px 16px;
  background: var(--brand-green);
  color: #fff;
  border: 0;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary:hover { filter: brightness(1.08); }

.auth-footer {
  margin-top: 16px;
  font-size: 13px;
}