.abg-main { max-width: 1000px; }
.abg-hero { max-width: 830px; }
.abg-hero h1 { font-size: clamp(42px, 7vw, 70px); }
.privacy-note { display: grid; grid-template-columns: max-content 1fr; gap: 11px; align-items: baseline; margin-top: 22px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 13px; background: rgba(6,23,27,.62); }
.privacy-note strong { color: var(--green); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.privacy-note span { color: var(--faint); font-size: 11px; line-height: 1.5; }
.calculator-section + .calculator-section { margin-top: 18px; }
.clinical-form { display: grid; gap: 20px; }
.clinical-form .calculate-button { margin-top: 2px; }
.chemistry-details { border-top: 1px solid var(--line); padding-top: 16px; }
.chemistry-details summary { display: flex; justify-content: space-between; gap: 15px; color: #cfe0de; cursor: pointer; font-size: 12px; font-weight: 700; }
.chemistry-details summary span { color: var(--faint); font-weight: 500; }
.chemistry-details .field-grid { margin-top: 16px; }
.clinical-results { margin-top: 24px; border: 1px solid #3b7950; border-radius: 18px; overflow: hidden; background: #0a211c; }
.clinical-summary { padding: 22px 24px; }
.clinical-summary > span, .clinical-summary > small { display: block; }
.clinical-summary > span { color: var(--green); font-size: 10px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.clinical-summary > strong { display: block; margin: 6px 0; font: 400 30px Georgia, serif; color: var(--ink); }
.clinical-summary > small { max-width: 850px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.clinical-summary.attention { background: #241d0d; }
.clinical-summary.attention > span, .clinical-summary.attention > strong { color: var(--amber); }
.clinical-metrics { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(123,234,135,.16); }
.clinical-metrics > div { min-width: 0; padding: 18px 16px; border-right: 1px solid rgba(123,234,135,.12); }
.clinical-metrics > div:last-child { border-right: 0; }
.clinical-metrics span, .clinical-metrics small { display: block; color: var(--faint); font-size: 10px; line-height: 1.45; }
.clinical-metrics strong { display: block; margin: 8px 0 4px; font: 400 23px Georgia, serif; color: var(--ink); overflow-wrap: anywhere; }
.result-flags { display: grid; gap: 8px; padding: 16px 20px; border-top: 1px solid rgba(123,234,135,.12); }
.result-flag { margin: 0; padding-left: 12px; border-left: 2px solid var(--green); color: var(--muted); font-size: 12px; line-height: 1.55; }
.result-flag.caution { border-left-color: var(--amber); color: #b9ad94; }
.estimate-warning { margin: 0; padding: 15px 20px; border-top: 1px solid rgba(123,234,135,.12); color: var(--muted); font-size: 11px; line-height: 1.55; }
.estimate-warning.attention { color: #c7b58f; background: rgba(245,200,109,.05); }
.calculation-notes { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 16px; color: var(--muted); font-size: 12px; }
.calculation-notes summary { cursor: pointer; color: #b7cbc8; font-weight: 700; }
.calculation-notes div { margin-top: 12px; padding: 14px 16px; border-radius: 12px; background: rgba(6,23,27,.5); }
.calculation-notes p { margin: 0 0 8px; line-height: 1.58; }
.calculation-notes p:last-child { margin: 0; }
.clinical-warning { max-width: none; }

@media (max-width: 880px) {
  .clinical-metrics { grid-template-columns: 1fr 1fr; }
  .clinical-metrics > div:nth-child(2) { border-right: 0; }
  .clinical-metrics > div:nth-child(-n+2) { border-bottom: 1px solid rgba(123,234,135,.12); }
}

@media (max-width: 760px) {
  .privacy-note { grid-template-columns: 1fr; gap: 5px; }
  .chemistry-details summary { align-items: flex-start; flex-direction: column; gap: 4px; }
}

@media (max-width: 440px) {
  .clinical-metrics { grid-template-columns: 1fr; }
  .clinical-metrics > div, .clinical-metrics > div:nth-child(2) { border-right: 0; border-bottom: 1px solid rgba(123,234,135,.12); }
  .clinical-metrics > div:last-child { border-bottom: 0; }
  .clinical-summary { padding: 20px 17px; }
  .clinical-summary > strong { font-size: 26px; }
}