.tools-page { background: #f1efe9; color: #17201d; }
.tools-page .wrap { width: min(1480px, 100%); margin-inline: auto; padding-inline: 48px; }
.lab-hero { overflow: hidden; background: #17201d; color: #fff; }
.lab-hero-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr); align-items: end; gap: 70px; min-height: 440px; padding-block: 42px 72px; }
.lab-back { display: inline-block; margin-bottom: 65px; color: #ffffffbb; font-size: 14px; }
.lab-back:hover { color: #fff; }
.lab-hero .eyebrow { color: #d4af78; }
.lab-hero h1 { margin-top: 20px; font-size: clamp(54px, 7vw, 108px); font-weight: 300; line-height: .94; letter-spacing: -.055em; }
.lab-hero h1 em, .lab-reference h2 em { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; }
.lab-hero h1 em { color: #d4af78; }
.lab-hero-aside { padding-left: 28px; border-left: 1px solid #ffffff4a; }
.lab-hero-aside > p { max-width: 350px; color: #ffffffc7; font-size: 16px; line-height: 1.7; }
.lab-hero-index { display: flex; justify-content: space-between; gap: 20px; margin-top: 42px; padding-top: 15px; border-top: 1px solid #ffffff3d; color: #ffffff92; font-size: 12px; }
.lab-workbench { padding-block: 92px 105px; }
.lab-section-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 36px; }
.lab-section-heading h2 { margin-top: 12px; font-size: clamp(40px, 5vw, 70px); font-weight: 300; line-height: 1; letter-spacing: -.05em; }
.lab-section-heading > p { max-width: 400px; color: #5a635b; font-size: 15px; line-height: 1.7; }
.lab-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.lab-card { display: flex; flex-direction: column; min-height: 442px; padding: clamp(24px, 3vw, 38px); border: 1px solid #d1cec5; border-radius: 18px; background: #fbfaf6; }
.lab-card-heading { display: flex; align-items: start; justify-content: space-between; gap: 20px; color: #93714c; font-size: 11px; font-weight: 700; letter-spacing: .16em; }
.lab-symbol { color: #879088; font-size: 36px; font-weight: 300; line-height: 1; letter-spacing: 0; }
.lab-card h3 { margin-top: 13px; font-size: clamp(28px, 2.5vw, 38px); font-weight: 400; line-height: 1.1; letter-spacing: -.045em; }
.lab-card-copy { max-width: 460px; margin-top: 13px; color: #657067; font-size: 15px; line-height: 1.65; }
.lab-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 30px; }
.lab-fields-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.lab-field { display: block; min-width: 0; color: #4e5a51; font-size: 12px; font-weight: 600; letter-spacing: .035em; }
.lab-input-wrap { position: relative; display: block; margin-top: 8px; }
.lab-input-wrap input, .lab-input-wrap select { display: block; width: 100%; height: 49px; padding: 0 40px 0 13px; border: 1px solid #c7c7bf; border-radius: 6px; outline: none; background: #fff; color: #17201d; font-size: 17px; letter-spacing: 0; }
.lab-input-wrap select { padding-right: 13px; }
.lab-input-wrap input:focus-visible, .lab-input-wrap select:focus-visible { border-color: #94734d; box-shadow: 0 0 0 3px #94734d22; }
.lab-input-wrap > span { position: absolute; top: 50%; right: 12px; transform: translateY(-50%); color: #778079; font-size: 12px; font-weight: 400; }
.lab-results { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: auto; padding-top: 28px; }
.lab-results-single { grid-template-columns: 1fr; }
.lab-results > div { min-width: 0; padding-top: 18px; border-top: 1px solid #d1cec5; }
.lab-results > div > span { color: #626c64; font-size: 12px; font-weight: 600; }
.lab-results p { margin-top: 6px; white-space: nowrap; }
.lab-results output { font-size: clamp(32px, 3.3vw, 49px); font-weight: 300; line-height: 1; letter-spacing: -.05em; }
.lab-results small { color: #626c64; font-size: 15px; }
.lab-formula { margin-top: 18px; color: #737a73; font-size: 12px; line-height: 1.5; }
.lab-caution { max-width: 920px; margin-top: 26px; padding-left: 16px; border-left: 2px solid #a88357; color: #5d665f; font-size: 13px; line-height: 1.65; }
.lab-reference { padding-block: 85px 100px; background: #e6e2d8; }
.lab-reference-heading h2 { margin-top: 15px; font-size: clamp(40px, 4.8vw, 70px); font-weight: 300; line-height: 1; letter-spacing: -.055em; }
.lab-reference-heading h2 em { color: #9b7444; }
.lab-reference-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; margin-top: 50px; }
.lab-reference-grid article { padding-top: 20px; border-top: 1px solid #bcb8ac; }
.lab-reference-grid article > span { color: #94734d; font-size: 12px; letter-spacing: .16em; }
.lab-reference-grid h3 { margin-top: 26px; font-size: 23px; font-weight: 400; letter-spacing: -.03em; }
.lab-reference-grid p { max-width: 360px; margin-top: 12px; color: #5b665d; font-size: 14px; line-height: 1.7; }
@media (max-width: 980px) {
  .lab-hero-grid { grid-template-columns: 1fr; gap: 45px; }
  .lab-hero-aside { max-width: 560px; }
  .lab-fields-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .tools-page .wrap { padding-inline: 24px; }
  .lab-hero-grid { min-height: 0; padding-block: 35px 60px; }
  .lab-back { margin-bottom: 52px; }
  .lab-hero h1 { font-size: clamp(44px, 11vw, 64px); }
  .lab-section-heading { align-items: start; flex-direction: column; }
  .lab-workbench { padding-block: 70px; }
  .lab-grid, .lab-reference-grid { grid-template-columns: 1fr; }
  .lab-card { min-height: 0; }
  .lab-fields-three { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lab-results { margin-top: 34px; }
  .lab-reference { padding-block: 70px; }
}
@media (max-width: 390px) {
  .lab-fields, .lab-fields-three { grid-template-columns: 1fr; }
  .lab-results output { font-size: 34px; }
}