:root{--ink:#27344f;--ink-soft:#5c6b80;--navy:#34527a;--navy-deep:#263f64;--teal:#0f766e;--teal-dark:#0b5f5a;--teal-pale:#e3f7f1;--blue-pale:#e8f5ff;--sky:#dff4ff;--cream:#fffaf0;--sun:#ffd56a;--coral:#ff917f;--lavender:#eee9ff;--paper:#fff;--canvas:#fffaf2;--line:#d9e4e7;--error:#b42318;--error-pale:#fff1f0;--shadow:0 24px 65px #34527a21}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:radial-gradient(circle at 8% 42%, #ffd56a29 0 5px, transparent 6px), radial-gradient(circle at 94% 68%, #ff917f1f 0 6px, transparent 7px), var(--canvas);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow-x:hidden}button,input{font:inherit}.shell{width:min(1120px,100% - 40px);margin-inline:auto}.hero{min-height:455px;color:var(--ink);background:linear-gradient(#ffffff42,#0000 55%),linear-gradient(118deg,#dff5ff 0%,#e8f8ef 48%,#fff1cc 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#4a719214}.hero-cloud:before,.hero-cloud:after{content:"";background:inherit;border-radius:50%;position:absolute;bottom:0}.hero-cloud:before{width:70px;height:70px;left:25px}.hero-cloud:after{width:56px;height:56px;right:20px}.hero-cloud-left{bottom:98px;left:5%}.hero-cloud-right{opacity:.72;width:112px;height:36px;top:58px;right:8%;transform:scale(.82)}.hero-star{color:#ef9f35;filter:drop-shadow(0 4px 8px #ef9f3526);line-height:1;position:absolute}.hero-star-one{font-size:2rem;top:82px;left:14%;transform:rotate(-12deg)}.hero-star-two{color:#6b74b8;font-size:1.6rem;bottom:112px;right:18%}.hero-dot{border-radius:50%;position:absolute}.hero-dot-one{background:var(--coral);width:14px;height:14px;top:54px;right:30%}.hero-dot-two{background:#67c7b9;width:11px;height:11px;bottom:58px;left:24%}.hero-ruler{border-left:4px solid #34527a33;width:45px;position:absolute;top:34px;bottom:78px;left:max(18px,50% - 600px)}.hero-ruler i{background:#34527a38;border-radius:0 3px 3px 0;width:28px;height:3px;position:absolute;left:0}.hero-ruler i:first-child{top:8%}.hero-ruler i:nth-child(2){width:18px;top:25%}.hero-ruler i:nth-child(3){top:42%}.hero-ruler i:nth-child(4){width:18px;top:59%}.hero-ruler i:nth-child(5){top:76%}.hero-ruler i:nth-child(6){width:18px;top:93%}.hero-growth-arrow{color:#536da2;background:#ffffff9e;border-radius:22px;place-items:center;width:62px;height:62px;font-size:2rem;font-weight:900;display:grid;position:absolute;bottom:54px;right:5%;transform:rotate(5deg);box-shadow:0 10px 24px #34527a1a}.hero-content{z-index:2;text-align:center;padding-top:62px;position:relative}.eyebrow,.step-label{color:var(--teal-dark);letter-spacing:.15em;text-transform:uppercase;margin:0 0 12px;font-size:.76rem;font-weight:800}.hero h1{letter-spacing:-.04em;text-wrap:balance;max-width:880px;margin:0 auto;font-family:ui-rounded,Arial Rounded MT Bold,Inter,ui-sans-serif,sans-serif;font-size:clamp(2.65rem,5.6vw,4.65rem);font-weight:800;line-height:1}.hero-subtitle{color:#4f6178;max-width:710px;margin:22px auto 0;font-size:clamp(1rem,2vw,1.2rem);line-height:1.65}.trust-line{color:#36556c;background:#ffffffc7;border:1px solid #16877f2e;border-radius:999px;align-items:center;gap:9px;margin:20px 0 0;padding:8px 14px 8px 8px;font-size:.9rem;font-weight:650;display:inline-flex;box-shadow:0 8px 24px #34527a14}.trust-line span{color:#fff;background:var(--teal);border-radius:50%;place-items:center;width:22px;height:22px;font-size:.76rem;display:grid}.calculator-section{z-index:2;margin-top:-76px;position:relative}.calculator-grid{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff6b;border-radius:38px;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:22px;min-height:620px;padding:12px;display:grid;box-shadow:0 20px 70px #38527114}.form-panel,.result-panel{border:1px solid #bed3dbb8;border-radius:30px;padding:clamp(30px,5vw,56px);box-shadow:0 18px 48px #34527a1a}.form-panel{background:radial-gradient(circle at 94% 6%,#ffd56a33 0 52px,#0000 53px),linear-gradient(#fff,#fffaf0)}.panel-heading h2,.result-placeholder h2,.result-card h2,.disclaimer h2{color:var(--ink);letter-spacing:-.025em;margin:0;font-size:1.55rem;line-height:1.2}.panel-heading .step-label,.result-placeholder .step-label{letter-spacing:.1em;background:#ffefb2;border:1px solid #e0ae3833;border-radius:999px;align-items:center;min-height:30px;padding:0 12px;display:inline-flex;box-shadow:0 4px 10px #e0ae381a}.panel-heading>p:last-child,.result-placeholder>p:last-child{color:var(--ink-soft);margin:10px 0 0;line-height:1.6}form{margin-top:38px}fieldset{border:0;min-width:0;margin:0;padding:0}legend,.field>label,.field-label{color:#213c4b;margin-bottom:9px;font-size:.9rem;font-weight:750;display:block}.sex-options{grid-template-columns:1fr 1fr;gap:12px;display:grid}.sex-option{border:1.5px solid var(--line);color:#37505d;cursor:pointer;background:linear-gradient(145deg,#fff,#f6f1ff);border-radius:20px;justify-content:center;align-items:center;gap:9px;min-height:60px;font-weight:700;transition:border-color .15s,background .15s,box-shadow .15s,transform .15s;display:flex;position:relative}.sex-option:hover{border-color:#93c9c3;transform:translateY(-1px)}.sex-option:last-child{background:linear-gradient(145deg,#fff,#edf8ff)}.sex-option:has(input:checked){border-color:var(--teal);color:var(--teal-dark);box-shadow:inset 0 0 0 1px var(--teal), 0 9px 20px #0f766e1c;background:linear-gradient(145deg,#e2f8f1,#eef9ff)}.sex-option:has(input:focus-visible){outline-offset:2px;outline:3px solid #087f7642}.sex-option input{opacity:0;width:1px;height:1px;position:absolute}.visually-hidden{clip:rect(0 0 0 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input{padding-right:56px}.unit-input>span{color:#56707d;font-size:.88rem;font-weight:750;position:absolute;top:50%;right:15px;transform:translateY(-50%)}.field-hint,.field-error{margin:7px 0 0;font-size:.79rem;line-height:1.4}.field-hint{color:#667d87}.field-error{color:var(--error);font-weight:650}.form-error{color:#8d2017;background:var(--error-pale);border:1px solid #f3bbb7;border-radius:15px;align-items:flex-start;gap:10px;margin-top:20px;padding:12px 14px;display:flex}.form-error span{color:#fff;background:var(--error);border-radius:50%;flex:0 0 20px;place-items:center;height:20px;font-size:.75rem;font-weight:800;display:grid}.form-error p{margin:0;font-size:.86rem;line-height:1.45}.primary-button{color:#fff;background:linear-gradient(135deg, var(--teal), #226a94);cursor:pointer;border:0;border-radius:20px;justify-content:center;align-items:center;gap:12px;width:100%;min-height:61px;margin-top:26px;padding:0 20px;font-size:1.02rem;font-weight:800;transition:background .15s,transform .15s,box-shadow .15s;display:flex;box-shadow:0 10px 24px #166f853b}.primary-button:hover{background:linear-gradient(135deg, var(--teal-dark), #1c587e);transform:translateY(-1px);box-shadow:0 12px 28px #166f854a}.primary-button:focus-visible{outline-offset:3px;outline:3px solid #087f7652}.primary-button span{background:#ffffff29;border-radius:50%;place-items:center;width:30px;height:30px;font-size:1.25rem;display:grid}.privacy-note{color:#63778a;text-align:center;margin:14px 0 0;font-size:.78rem}.privacy-note span{color:var(--teal);font-weight:900}.result-panel{background:radial-gradient(circle at 90% 10%,#ffd56a80 0 54px,#0000 55px),radial-gradient(circle at 12% 92%,#eee9ffeb 0 86px,#0000 87px),linear-gradient(145deg,#e5f8f1,#e9f5ff);align-items:center;display:grid;position:relative;overflow:hidden}.result-placeholder{text-align:center;max-width:380px;margin:auto}.result-placeholder .step-label{color:var(--teal-dark);margin-top:28px}.placeholder-graphic{border-bottom:3px solid #bfded8;width:190px;height:150px;margin:auto;position:relative}.placeholder-graphic:before{content:"";background:#70bdb4;border-radius:4px 4px 0 0;width:5px;height:132px;position:absolute;bottom:0;right:34px}.ruler-line{background:#70bdb4;width:26px;height:2px;position:absolute;right:34px}.ruler-line-one{bottom:35px}.ruler-line-two{bottom:70px}.ruler-line-three{bottom:105px}.person-figure{fill:#526ba0;stroke:#526ba0;stroke-width:5px;stroke-linecap:round;stroke-linejoin:round;width:54px;height:112px;position:absolute;bottom:0;left:56px;overflow:visible}.person-figure path{fill:none}.placeholder-graphic{background:#ffffff94;border:0;border-radius:46% 54% 44% 56%/58% 44% 56% 42%;width:min(100%,280px);height:220px;box-shadow:inset 0 0 0 1px #ffffffc2,0 16px 36px #34527a14}.placeholder-graphic:before{background:#ffd56a;border-radius:50%;width:28px;height:28px;top:18px;bottom:auto;right:24px;box-shadow:-194px 42px 0 -6px #ff917f,-168px -1px 0 -9px 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#34527a14}.result-card:after{color:#d79622;content:"✦";font-size:1.4rem;position:absolute;top:22px;right:24px}.result-kicker{color:var(--teal-dark);letter-spacing:.09em;text-transform:uppercase;background:#ffffffb8;border-radius:999px;align-items:center;gap:7px;margin-bottom:16px;padding:7px 11px 7px 7px;font-size:.77rem;font-weight:800;display:inline-flex}.result-kicker span{color:#fff;background:var(--teal);border-radius:50%;place-items:center;width:20px;height:20px;font-size:.7rem;display:grid}.result-card h2:focus{outline:none}.percentile-result{color:#435c9c;-webkit-text-fill-color:transparent;letter-spacing:-.05em;background:linear-gradient(110deg,#0b6c68,#5369ad 62%,#d16756);-webkit-background-clip:text;background-clip:text;margin:13px 0 0;font-family:ui-rounded,Arial Rounded MT Bold,Inter,ui-sans-serif,sans-serif;font-size:clamp(3.2rem,6vw,4.6rem);font-weight:800;line-height:.95}.percentile-result span{color:var(--ink);-webkit-text-fill-color:var(--ink);letter-spacing:0;margin-top:9px;font-family:Inter,ui-sans-serif,sans-serif;font-size:1rem;font-weight:750;display:block}.result-explanation{color:var(--ink-soft);margin:20px 0 0;font-size:.93rem;line-height:1.65}.percentile-chart{margin:52px 7px 44px;position:relative}.chart-track{background:linear-gradient(90deg,#cceafb 0 15%,#d9d2f5 15% 38%,#ffdda0 38% 62%,#bfe8dc 62% 85%,#cceafb 85% 100%);border:2px solid #ffffffd9;border-radius:999px;height:12px;position:relative;overflow:hidden;box-shadow:0 3px 10px #34527a14}.chart-tick{background:#0b263661;width:1px;height:100%;position:absolute;top:0}.chart-marker{z-index:2;bottom:18px;left:var(--marker-position);position:absolute;transform:translate(-50%)}.chart-marker:after{content:"";background:var(--navy-deep);border:3px solid #fff;border-radius:50%;width:15px;height:15px;margin:5px auto -28px;display:block;box-shadow:0 2px 6px #0b26363d}.chart-marker span{color:#fff;background:var(--navy-deep);border-radius:999px;padding:4px 8px;font-size:.68rem;font-weight:800;display:block}.chart-labels{color:#6a808a;margin-top:10px;font-size:.7rem;position:relative}.chart-labels span{position:absolute;transform:translate(-50%)}.chart-labels sup{font-size:.5rem}.result-details{border-top:1px solid var(--line);border-left:1px solid var(--line);border-radius:18px;grid-template-columns:1fr 1fr;margin:0;display:grid;overflow:hidden}.result-details div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#ffffffd1;min-width:0;padding:16px}.result-details dt{color:#6a808a;letter-spacing:.07em;text-transform:uppercase;margin-bottom:5px;font-size:.69rem;font-weight:750}.result-details dd{overflow-wrap:anywhere;color:var(--ink);margin:0;font-size:.88rem;font-weight:750;line-height:1.4}.information-section{padding-top:70px;padding-bottom:84px;position:relative}.related-tool-section{padding-top:44px}.home-tool-navigation{z-index:3;margin-top:-58px;padding-top:0;position:relative}.home-tool-navigation+.calculator-section{margin-top:34px}.related-tools-heading{text-align:center;gap:7px;margin-bottom:18px;display:grid}.related-tools-heading h2{color:var(--ink);letter-spacing:-.025em;margin:0;font-size:clamp(1.35rem,2.5vw,1.75rem)}.related-tools-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.related-tool-card{color:var(--ink);background:radial-gradient(circle at 92% 20%,#ffd56a57 0 34px,#0000 35px),linear-gradient(135deg,#fff,#effaf6);border:1px solid #7fcdc199;border-radius:26px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;padding:22px 24px;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s;display:grid;box-shadow:0 14px 36px #34527a17}.related-tool-card-coral{background:radial-gradient(circle at 92% 20%,#a5e0f352 0 34px,#0000 35px),linear-gradient(135deg,#fff,#fff4ed);border-color:#f5a58b9e}.related-tool-card-coral .related-tool-icon{color:#98543f;background:#ffe0d4}.related-tool-card-coral .related-tool-arrow{background:#d96f50}.related-tool-card:hover{border-color:var(--teal);transform:translateY(-2px);box-shadow:0 18px 42px #34527a24}.related-tool-card:focus-visible,.back-link:focus-visible,.source-note a:focus-visible{outline-offset:4px;outline:3px solid #0f766e57}.related-tool-icon{color:#3f548e;background:var(--lavender);border-radius:18px;place-items:center;width:52px;height:52px;font-size:1.6rem;font-weight:900;display:grid}.related-tool-copy{gap:4px;display:grid}.related-tool-copy strong{letter-spacing:-.015em;font-size:1.08rem}.related-tool-copy>span:last-child{color:var(--ink-soft);font-size:.88rem;line-height:1.45}.related-tool-label{color:var(--teal);letter-spacing:.1em;text-transform:uppercase;font-size:.7rem;font-weight:850}.related-tool-arrow{color:#fff;background:var(--teal);border-radius:50%;place-items:center;width:34px;height:34px;font-size:1.1rem;display:grid}.estimate-hero{background:linear-gradient(#ffffff4d,#0000 58%),linear-gradient(118deg,#fff0ce 0%,#e8f8ef 48%,#e4f4ff 100%);min-height:455px}.estimate-hero .hero-content{padding-top:44px}.back-link{color:#425876;border-radius:999px;margin-bottom:20px;font-size:.82rem;font-weight:750;text-decoration:none;display:inline-flex}.back-link:hover{color:var(--teal-dark);text-underline-offset:3px;text-decoration:underline}.target-calculator-grid{min-height:610px}.target-form-panel{background:radial-gradient(circle at 94% 6%,#ff917f29 0 52px,#0000 53px),linear-gradient(#fff,#fffaf0)}.parent-height-fieldset{margin-top:28px}.parent-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px;display:grid}.parent-field{margin:0}.compact-imperial-inputs{gap:8px}.compact-imperial-inputs .unit-input input{min-width:0;padding-inline:12px 40px}.target-result-panel{background:radial-gradient(circle at 90% 10%,#ffd56a9e 0 54px,#0000 55px),radial-gradient(circle at 10% 92%,#ffb5a661 0 88px,#0000 89px),linear-gradient(145deg,#e5f8f1,#e9f5ff 70%,#f0ecff)}.family-height-art{background:#ffffff7a;border-radius:50% 50% 42% 42%;width:250px;height:190px;margin:0 auto 24px;position:relative}.family-person{background:#7fcdbf;border-radius:19px 19px 12px 12px;width:34px;position:absolute;bottom:26px}.family-person:before{content:"";background:#ffd3b6;border-radius:50%;width:26px;height:26px;position:absolute;top:-29px;left:4px;box-shadow:inset 0 7px #405573}.family-person i{border-left:7px solid #405573;border-right:7px solid #405573;width:22px;height:28px;position:absolute;bottom:-20px;left:6px}.family-person-one{background:#72b9dd;height:94px;left:47px}.family-person-child{background:var(--coral);height:63px;left:108px}.family-person-two{background:#a99bde;height:82px;left:165px}.family-ruler{background:#ffd56a;border-radius:8px;width:15px;height:145px;position:absolute;top:19px;right:20px}.family-ruler i{border-top:2px solid #967027;width:12px;margin-top:23px;display:block}.family-star{color:#dd876f;font-size:1.5rem;position:absolute;top:22px;left:24px}.target-result-card{text-align:center}.target-result-card .result-kicker{justify-content:center}.target-height-result{color:#3e5794;letter-spacing:-.07em;margin:15px 0 0;font-size:clamp(3.4rem,8vw,5.25rem);font-weight:900;line-height:.95}.target-height-result span{letter-spacing:-.02em;font-size:.36em}.target-height-imperial{color:var(--teal-dark);margin:11px 0 0;font-size:1.35rem;font-weight:800}.target-result-note{max-width:430px;color:var(--ink-soft);margin:22px auto 0;font-size:.9rem;line-height:1.6}.target-information-section{gap:18px;display:grid}.source-note{color:var(--ink-soft);background:#ffffffbd;border:1px solid #afc5d19e;border-radius:20px;padding:18px 22px;font-size:.82rem;line-height:1.55}.source-note strong{color:var(--ink)}.source-note p{margin:4px 0 0}.source-note a{color:var(--teal-dark);text-underline-offset:3px;border-radius:3px;font-weight:750}.information-section:before,.information-section:after{z-index:-1;content:"";border-radius:50%;position:absolute}.information-section:before{background:#7fcdc121;width:190px;height:190px;top:26px;left:-76px}.information-section:after{background:#ffd56a29;width:138px;height:138px;bottom:34px;right:-54px;box-shadow:-54px -35px 0 -34px #ff917f66}.method-card{border:1px solid var(--line);background:radial-gradient(circle at 95% 18%,#ffd56a26 0 42px,#0000 43px),#fff;border-radius:22px;box-shadow:0 12px 32px #34527a12}.method-card summary{min-height:72px;color:var(--ink);cursor:pointer;justify-content:space-between;align-items:center;gap:20px;padding:0 24px;font-weight:800;list-style:none;display:flex}.method-card summary::-webkit-details-marker{display:none}.method-card summary:focus-visible{outline-offset:3px;border-radius:22px;outline:3px solid #087f763d}.summary-icon{width:32px;height:32px;color:var(--teal-dark);background:#fff0bb;border-radius:12px;place-items:center;font-size:1.3rem;transition:transform .15s;display:grid}.method-card[open] .summary-icon{transform:rotate(45deg)}.method-content{max-width:820px;color:var(--ink-soft);padding:0 24px 24px;font-size:.92rem;line-height:1.7}.method-content p{margin:0 0 10px}.disclaimer{background:radial-gradient(circle at 97% 12%,#ffffff94 0 45px,#0000 46px),linear-gradient(135deg,#e7f5ff,#f0edff 62%,#fff3d5);border:1px solid #d9eaf5;border-radius:22px;gap:18px;margin-top:22px;padding:25px 28px;display:flex}.disclaimer-mark{color:#fff;background:#5278a5;border-radius:50%;flex:0 0 34px;place-items:center;height:34px;font-family:Georgia,serif;font-size:1.15rem;font-weight:700;display:grid}.disclaimer h2{font-size:1rem}.disclaimer p{color:#405e6c;margin:7px 0 0;font-size:.86rem;line-height:1.65}footer{border-top:1px solid var(--line);color:#607680;background:#fffdf8}.footer-inner{grid-template-columns:1fr minmax(300px,1.5fr) 1fr;align-items:center;gap:20px;min-height:86px;font-size:.76rem;display:grid}.footer-inner p:last-child{text-align:right}.footer-disclosure{color:#788c95;text-align:center;font-size:.7rem;line-height:1.5}@media (max-width:800px){.hero{min-height:480px}.hero-content{padding-top:48px}.calculator-grid{grid-template-columns:1fr;gap:18px}.form-panel{border-bottom-color:#bed3dbb8;border-right:0}.result-panel{min-height:480px}.footer-inner{text-align:center;flex-direction:column;justify-content:center;gap:5px;padding-block:22px;display:flex}.footer-inner p{text-align:center;margin:0}.parent-fields{grid-template-columns:1fr}}@media (max-width:560px){.shell{width:min(100% - 24px,1120px)}.hero{min-height:510px}.hero-content{padding-top:52px}.hero h1{font-size:clamp(2.3rem,11vw,3rem);line-height:1.03}.hero-subtitle{line-height:1.55}.trust-line{text-align:left;align-items:flex-start;max-width:350px}.hero-ruler,.hero-cloud-right,.hero-dot-one{display:none}.hero-cloud-left{bottom:73px;left:-25px;transform:scale(.72)}.hero-star-one{top:28px;left:7%}.hero-star-two{bottom:82px;right:10%}.hero-growth-arrow{border-radius:17px;width:50px;height:50px;font-size:1.55rem;bottom:20px;right:5%}.calculator-section{margin-top:-58px}.calculator-grid{border-radius:28px;gap:14px;padding:7px}.form-panel,.result-panel{border-radius:24px;padding:28px 20px}.date-grid{grid-template-columns:1fr}.result-panel{min-height:480px}.placeholder-graphic{width:240px;height:190px}.result-card{border-radius:20px;padding:22px 18px}.percentile-result{font-size:3.25rem}.result-details{grid-template-columns:1fr}.information-section{padding-top:48px;padding-bottom:56px}.method-card summary{min-height:66px;padding:0 18px}.method-content{padding:0 18px 20px}.disclaimer{padding:20px}.related-tool-section{padding-top:30px}.home-tool-navigation{margin-top:-42px;padding-top:0}.home-tool-navigation+.calculator-section{margin-top:24px}.related-tools-heading{margin-bottom:14px}.related-tools-grid{grid-template-columns:1fr;gap:14px}.related-tool-card{border-radius:22px;grid-template-columns:auto minmax(0,1fr);gap:14px;padding:18px}.related-tool-arrow{display:none}.estimate-hero{min-height:510px}.estimate-hero .hero-content{padding-top:34px}.back-link{margin-bottom:16px}.target-height-result{font-size:3.5rem}.family-height-art{width:232px;transform:scale(.92)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}