:root{font-family:Arial,Helvetica,sans-serif;color:#203a30;background:#f7f8f5;font-synthesis:none;--green:#183e32;--lime:#dcf99a;--muted:#647369;--line:#dfe5de}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select,summary{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #648427;outline-offset:4px}a{color:inherit;text-decoration:none}.header{max-width:1320px;margin:auto;height:102px;display:flex;align-items:center;gap:18px;padding:0 48px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;font-size:26px;font-weight:800;letter-spacing:-1px}.brand-icon{display:grid;place-items:center;background:var(--green);color:var(--lime);font-size:34px;width:39px;height:39px;border-radius:11px;margin-right:10px;font-weight:400}.brand-dot{color:#74a94b}.header-note{margin-left:auto;color:var(--muted);font-size:14px}.free-badge{border:1px solid #cbd7c6;border-radius:20px;padding:7px 13px;font-size:12px;font-weight:600;margin-left:16px}main{max-width:1224px;margin:auto;padding:48px 0 0}.intro{margin-bottom:35px}.eyebrow{font-size:12px;letter-spacing:1.7px;font-weight:700;margin:0 0 16px;color:#6b7d65}h1{font-size:52px;letter-spacing:-2.5px;line-height:1.08;margin:0 0 16px;font-weight:750}h1 br{display:none}h1 span{font-family:Georgia,serif;font-style:italic;font-weight:400}p{line-height:1.6}.intro>p:last-child{color:var(--muted);font-size:16px;margin:0}.workspace{display:grid;grid-template-columns:234px minmax(0,1fr);gap:28px}.tools{display:flex;flex-direction:column;gap:9px}.tool{display:flex;text-align:left;align-items:center;gap:12px;padding:18px 14px;border:1px solid transparent;border-radius:13px;background:transparent;color:#647268;min-height:82px;width:100%}.tool.active{background:var(--green);color:#fff}.tool:hover:not(.active){background:#ebefe7}.tool strong{font-size:15px;display:block;margin-bottom:5px}.tool small{font-size:12px;display:block;font-weight:400;opacity:.75}.tool-icon{font-size:25px;min-width:24px;text-align:center}.active .tool-icon{color:var(--lime)}.tool-arrow{margin-left:auto;font-size:19px;opacity:.6}.side-note{border-top:1px solid var(--line);padding:27px 15px;margin-top:20px}.side-note>span{font-size:38px;color:#7f9d51}.side-note p{font-family:Georgia,serif;font-size:24px;line-height:1.25;margin:14px 0;color:#556848}.side-note small{color:var(--muted);font-size:12px}.calculator{background:white;border:1px solid var(--line);border-radius:20px;box-shadow:0 5px 16px #223a2b04;overflow:hidden}.calc-heading{padding:30px 30px 0;display:flex;align-items:flex-start;gap:12px}.calc-heading .eyebrow{font-size:11px;letter-spacing:1.5px;margin-bottom:10px}h2{font-size:25px;letter-spacing:-.8px;line-height:1.2;margin:0}.calc-heading p:not(.eyebrow){font-size:14px;color:var(--muted);margin:10px 0 0}.reset{margin-left:auto;white-space:nowrap;color:#637263;background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px}.calc-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,.82fr);gap:22px;padding:26px 30px 20px}fieldset{margin:0 0 18px;border:0;padding:0}legend{padding:0;margin-bottom:12px;font-size:14px;font-weight:700;display:flex;align-items:center;gap:8px}.letter{background:#edf1e9;color:#506145;border:1px solid #dce3d6;font-size:12px;border-radius:5px;display:inline-grid;place-items:center;width:23px;height:23px}label{display:block;color:#607065;font-size:13px;margin-bottom:7px}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.input-wrap{position:relative}.prefix{position:absolute;left:12px;top:14px;color:#69786c;font-size:16px}.input-wrap input{padding-left:28px}input,select{color:#23382d;background:#fff;border:1px solid #d5ded2;border-radius:8px;height:48px;width:100%;min-width:0;padding:10px 12px;outline:none}input:focus,select:focus{border-color:#54743c;box-shadow:0 0 0 3px #e5f0d9}input:invalid:not(:focus){border-color:#a85841}input[type=number]{appearance:textfield;-moz-appearance:textfield}input::-webkit-inner-spin-button{appearance:none}.size-input{display:grid;grid-template-columns:1fr 74px}.size-input input{border-radius:8px 0 0 8px}.size-input select{border-radius:0 8px 8px 0;border-left:0;font-size:13px;padding:8px}.form-hint{font-size:12px;color:var(--muted);margin:0;line-height:1.5}.result{border-radius:13px;background:var(--lime);padding:25px 23px;display:flex;flex-direction:column;min-height:295px}.result-kicker{font-size:11px;letter-spacing:1.3px;font-weight:700;margin:0 0 15px}.result h3{font-size:28px;line-height:1.15;letter-spacing:-1px;margin:0 0 7px}.big-number{font-size:52px;font-weight:700;letter-spacing:-2.5px;margin:0;line-height:1.2;overflow-wrap:anywhere}.result-sub{font-size:14px;margin:8px 0 21px;line-height:1.45}.result-lines{border-top:1px solid #183e322b;padding-top:14px;margin-top:auto;display:flex;flex-direction:column;gap:10px}.result-line{display:flex;justify-content:space-between;gap:10px;font-size:13px}.result-line strong{text-align:right}.result-note{font-size:12px;margin:15px 0 0;line-height:1.5}.error{background:#fff2de}.error h3{font-size:23px}.calc-foot{border-top:1px solid #edf0e9;padding:15px 30px;font-size:12px;color:#6d7a70;margin:0;display:flex;gap:8px;align-items:center}.calc-foot span{font-size:24px;line-height:1}.ad-section{margin:26px 0 38px 262px;text-align:center}.ad-label{display:block;font-size:10px;letter-spacing:2px;color:#7d867b;margin-bottom:9px}#ad-slot{border:1px dashed #d6ddd0;min-height:108px;border-radius:10px;display:flex;gap:18px;justify-content:center;align-items:center;padding:18px;background:#eff2e9}.ad-mark{font-size:37px;font-weight:800;letter-spacing:-3px;color:#96a383}#ad-slot strong{font-size:14px;font-weight:500;color:#6f7c64}#ad-slot p{font-size:12px;margin:4px 0 0;color:#7c8575}.learn{display:grid;grid-template-columns:1fr 1.6fr;border-top:1px solid var(--line);padding:32px 0;gap:45px}.learn h2{font-size:27px}.learn>div>p:last-child{font-size:14px;color:var(--muted);max-width:280px}.guide-content{display:grid;grid-template-columns:1fr 1fr;gap:28px}.guide-step{font-size:12px;display:block;color:#7b9161;margin-bottom:10px}.guide-content h3{font-size:15px;margin:0 0 9px;line-height:1.4}.guide-content p{font-size:14px;color:var(--muted);margin:0}.faq{border-top:1px solid var(--line);padding:32px 0;display:grid;grid-template-columns:1fr 1.6fr;column-gap:45px}.faq h2{grid-row:1/4;font-size:22px}.faq details{border-bottom:1px solid var(--line);padding:0 0 17px;margin-bottom:17px}.faq summary{font-size:14px;font-weight:600;cursor:pointer}.faq details p{color:var(--muted);font-size:14px;margin-bottom:0}footer{max-width:1224px;margin:auto;display:flex;align-items:center;gap:20px;padding:27px 0;border-top:1px solid var(--line);color:#75806e;font-size:12px}.footer-brand{font-size:21px;color:var(--green)}footer button{margin-left:auto;border:0;background:none;color:#586b54;font-size:12px}dialog{border:1px solid var(--line);border-radius:20px;max-width:560px;width:calc(100% - 32px);padding:28px;color:var(--green)}dialog::backdrop{background:#142b21aa}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.dialog-top button{border:0;background:#eff3e9;border-radius:50%;font-size:24px;width:36px;height:36px;flex-shrink:0}dialog h3{font-size:17px;margin:23px 0 0}dialog p{font-size:15px}.muted{color:var(--muted)}.noscript{padding:20px;text-align:center}.presets{display:flex;gap:7px;margin:10px 0 18px}.presets button{flex:1;border:1px solid var(--line);background:#f6f8f2;border-radius:7px;padding:8px;font-size:13px;color:var(--green)}.presets button[aria-pressed=true]{background:var(--green);color:white;border-color:var(--green)}
@media(min-width:1400px){main{padding-top:60px}.intro{margin-bottom:42px}.header{height:110px}}
@media(max-width:1320px){main,footer{margin-left:40px;margin-right:40px}.header{padding:0 40px}.workspace{gap:22px;grid-template-columns:214px minmax(0,1fr)}.ad-section{margin-left:236px}.calc-body{padding:24px;gap:18px}.calc-heading{padding:26px 24px 0}.calc-foot{padding-left:24px}.big-number{font-size:46px}}
@media(max-width:1000px){.workspace{grid-template-columns:185px minmax(0,1fr);gap:16px}.tool{padding:15px 10px;gap:8px}.tool-arrow{display:none}.calc-body{grid-template-columns:1fr}.result{min-height:240px}.ad-section{margin-left:201px}.learn,.faq{grid-template-columns:1fr 1.5fr;gap:24px}h1{font-size:45px}.header-note{display:none}.free-badge{margin-left:auto}}
@media(max-width:680px){.header{height:78px;padding:0 20px}.brand{font-size:24px}.brand-icon{width:34px;height:34px;font-size:30px}.free-badge{font-size:11px;padding:6px 10px}main{padding-top:30px;margin:0 18px}.intro{margin:0 2px 24px}h1{font-size:39px;letter-spacing:-1.9px;line-height:1.12}h1 br{display:block}.intro .eyebrow{font-size:10px;margin-bottom:13px;letter-spacing:1.6px}.intro>p:last-child{font-size:14px}.workspace{display:block}.tools{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;margin-bottom:15px}.tool{padding:13px 6px;min-height:75px;flex-direction:column;gap:7px;border-radius:11px;background:#eaf0e4;text-align:center}.tool strong{font-size:12px;margin:0}.tool small,.side-note{display:none}.tool-icon{font-size:22px;line-height:1}.calculator{border-radius:15px}.calc-heading{padding:22px 18px 0}.calc-heading h2{font-size:23px;line-height:1.2}.calc-heading p:not(.eyebrow){font-size:13px}.reset span{display:none}.reset{font-size:20px;padding:3px 8px}.calc-body{padding:22px 18px 18px;gap:18px}.result{padding:23px;min-height:250px}.big-number{font-size:52px}.calc-foot{padding:13px 18px;font-size:11px}.ad-section{margin:23px 0 30px}#ad-slot{gap:13px;min-height:98px;padding:15px}.ad-mark{font-size:30px}#ad-slot strong{font-size:12px}#ad-slot p{font-size:11px}.learn{grid-template-columns:1fr;gap:17px;padding:27px 2px}.learn>div>p:last-child{max-width:100%;margin-bottom:0}.guide-content{gap:20px}.guide-content p{font-size:13px}.faq{display:block;padding:27px 2px}.faq h2{margin-bottom:25px}footer{margin:0 20px;flex-wrap:wrap;gap:12px;padding:23px 0}footer>span{display:none}.footer-brand{font-size:20px}}
@media(prefers-reduced-motion:no-preference){button{transition:background .15s,color .15s}.result{animation:appear .2s ease-out}@keyframes appear{from{opacity:.75;transform:translateY(3px)}to{opacity:1;transform:none}}}