:root{color-scheme:light dark;--bg:#f5f4ef;--fg:#16191c;--mut:#545a61;--line:#dedbd1;--line2:#c3bfb3;--card:#fff;--soft:#eef4f2;--acc:#0d6b63;--acc-fg:#fff;--acc-ink:#0b5c55;--amb:#f2b632;--amb-bg:#fdf5df;--amb-line:#ecd28c;--amb-ink:#5a3e00;--ok:#1b6e3c;--bad:#a4251c;--focus:#1a73e8;--r:12px;--sh:0 1px 2px rgba(20,25,30,.05),0 4px 16px rgba(20,25,30,.05);--w:880px}
@media (prefers-color-scheme:dark){:root{--bg:#111416;--fg:#e9ecee;--mut:#a3abb2;--line:#2a3034;--line2:#3c4449;--card:#181c1f;--soft:#142320;--acc:#3fb3a6;--acc-fg:#06201d;--acc-ink:#6fd0c4;--amb-bg:#2a2210;--amb-line:#5b4a1d;--amb-ink:#f3d58a;--ok:#6fd39a;--bad:#ff8a80;--focus:#8ab4f8;--sh:none}}
*,::before,::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:1rem}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
a{color:var(--acc-ink);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
td.n,th.n,.total b,.stat b{font-variant-numeric:tabular-nums}
[hidden]{display:none!important}

/* header */
.top{background:var(--card);border-bottom:1px solid var(--line)}
.bar,.top .main{max-width:var(--w);margin:0 auto;padding:0 1rem}
.bar{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:56px}
.brand{display:inline-flex;align-items:center;gap:.55rem;min-height:44px;text-decoration:none;color:var(--fg);font-weight:800;font-size:1.2rem;letter-spacing:-.025em}
.mark{flex:none;display:block}
.lang{display:flex;gap:1px;background:var(--bg);border:1px solid var(--line);border-radius:10px}
.lang a{display:grid;place-items:center;min-width:40px;min-height:44px;padding:0 .35rem;border-radius:8px;text-decoration:none;font-size:.8rem;font-weight:700;letter-spacing:.02em;color:var(--mut);text-transform:uppercase}
.lang a:hover{color:var(--fg)}
.lang a[aria-current]{background:var(--card);color:var(--fg);box-shadow:0 0 0 1px var(--line2)}
.top .main{display:flex;gap:.25rem 1.25rem;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.top .main::-webkit-scrollbar{display:none}
.main a{flex:none;display:flex;align-items:center;min-height:44px;text-decoration:none;color:var(--mut);font-weight:600;font-size:.94rem;border-bottom:3px solid transparent;white-space:nowrap}
.main a:hover{color:var(--fg)}
.main a[aria-current]{color:var(--fg);border-color:var(--acc)}

/* page */
main{max-width:var(--w);margin:0 auto;padding:1.75rem 1rem 3rem}
h1{font-size:clamp(1.65rem,5.2vw,2.5rem);line-height:1.12;letter-spacing:-.03em;margin:0 0 .6rem;text-wrap:balance}
h2{font-size:clamp(1.2rem,3.5vw,1.45rem);line-height:1.25;letter-spacing:-.015em;margin:2.25rem 0 .6rem;text-wrap:balance}
h3{font-size:1.06rem;line-height:1.3;margin:1.5rem 0 .35rem}
.lede{font-size:clamp(1.02rem,2.6vw,1.15rem);color:var(--mut);margin:0 0 1rem;max-width:62ch}
.trust{margin:0 0 1.25rem;font-size:.85rem}
.trust a{display:inline-flex;align-items:center;gap:.45rem;min-height:44px;padding:.2rem .85rem;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--mut);text-decoration:none}
.trust a::before{content:"";width:.5rem;height:.5rem;border-radius:50%;background:var(--ok);flex:none}
.trust a:hover{color:var(--fg);border-color:var(--line2)}

/* step cards */
.lotbox,.tool,.lead{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.1rem 1rem 1.25rem;box-shadow:var(--sh);margin:0 0 1rem}
.lotbox{background:var(--soft);border-color:color-mix(in srgb,var(--acc) 22%,var(--line))}
.lotbox>h2,.tool>h2,.lead>h2{display:flex;align-items:center;gap:.65rem;margin:0 0 .35rem;font-size:1.15rem}
.step{flex:none;display:grid;place-items:center;width:1.85rem;height:1.85rem;border-radius:50%;background:var(--acc);color:var(--acc-fg);font-size:.9rem;font-weight:800}
.intro{margin:0 0 1rem;color:var(--mut);font-size:.94rem;max-width:62ch}
.tool>h2+form{margin-top:1rem}

/* form */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:.9rem}
.f{display:flex;flex-direction:column;gap:.3rem;font-size:.92rem;min-width:0}
.f .lbl{font-weight:650;line-height:1.3}
.f small{color:var(--mut);font-size:.8rem;line-height:1.35}
.f.wide{grid-column:1/-1}
input,select{font:inherit;font-size:16px;color:var(--fg);padding:.6rem .75rem;border:1px solid var(--line2);border-radius:9px;background-color:var(--card);width:100%;min-height:48px;transition:border-color .15s,box-shadow .15s}
select{appearance:none;padding-right:2.2rem;background-image:linear-gradient(45deg,transparent 50%,var(--mut) 50%),linear-gradient(135deg,var(--mut) 50%,transparent 50%);background-position:calc(100% - 1.1rem) 52%,calc(100% - .8rem) 52%;background-size:.32rem .32rem;background-repeat:no-repeat}
input:hover,select:hover{border-color:var(--mut)}
input:focus,select:focus{outline:0;border-color:var(--acc);box-shadow:0 0 0 3px color-mix(in srgb,var(--acc) 30%,transparent)}
.chk{display:flex;gap:.65rem;align-items:flex-start;font-size:.92rem;line-height:1.45;margin:.9rem 0;min-height:44px;cursor:pointer}
.chk input{flex:none;width:1.3rem;height:1.3rem;min-height:0;margin:.1rem 0 0;accent-color:var(--acc)}
.chk input:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.lotform{display:grid;grid-template-columns:1fr;gap:.25rem .75rem;align-items:start}
.lotform .btn{margin-top:.5rem}
.lotform .f.wide{grid-column:auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;margin-top:1.1rem;background:var(--acc);color:var(--acc-fg);border:0;border-radius:10px;padding:.75rem 1.4rem;font:inherit;font-weight:700;cursor:pointer;min-height:48px;transition:filter .15s,transform .05s}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.6;cursor:progress}
.btn-main{width:100%}
.adv{margin-top:1rem;border-top:1px dashed var(--line2);padding-top:.25rem}
.adv summary{display:flex;align-items:center;min-height:44px;cursor:pointer;color:var(--acc-ink);font-weight:650;font-size:.94rem}
.adv .grid{margin-top:.25rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.msg{min-height:1.4em;margin:.6rem 0 0;font-weight:600;font-size:.92rem}
.msg:empty{margin:0;min-height:0}
.msg.ok{color:var(--ok)}

/* result: the hero */
.result{margin:1.25rem -1rem -1.25rem;padding:1.25rem 1rem;border-top:1px solid var(--line);border-radius:0 0 var(--r) var(--r);background:var(--bg)}
.result:focus{outline:0}
.total{display:flex;flex-direction:column-reverse;gap:.15rem;padding:1rem 1.1rem;border-radius:10px;background:var(--acc);color:var(--acc-fg)}
.total span{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.total b{font-size:clamp(2.3rem,11vw,3.4rem);line-height:1.05;letter-spacing:-.035em;font-weight:800}
.range{color:var(--mut);font-size:.9rem;margin:.6rem .1rem .9rem}
.stat{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin:0 0 1rem}
.stat div{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:.6rem .7rem;min-width:0}
.stat b{display:block;font-size:clamp(.98rem,3.8vw,1.2rem);letter-spacing:-.01em;white-space:nowrap}
.stat span{display:block;font-size:.76rem;line-height:1.3;color:var(--mut);margin-top:.1rem}
table{border-collapse:collapse;width:100%;font-size:.93rem}
td,th{padding:.55rem .6rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
thead th{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);font-weight:700;border-bottom:2px solid var(--line2);white-space:nowrap}
td.n,th.n{text-align:right;white-space:nowrap}
.lines{background:var(--card);border:1px solid var(--line);border-radius:10px;border-collapse:separate;border-spacing:0;overflow:hidden}
.lines td{padding:.6rem .8rem}
.lines tr:last-child td{border-bottom:0}
.lines tr.tax td:first-child{position:relative;padding-left:1.4rem}
.lines tr.tax td:first-child::before{content:"";position:absolute;left:.75rem;top:.6rem;bottom:.6rem;width:3px;border-radius:2px;background:var(--amb)}
.lines tr.sub td{font-weight:800;font-size:1.02rem;border-top:2px solid var(--fg);background:var(--soft)}
.notes,.lotwarn{list-style:none;margin:1rem 0;padding:0;display:grid;gap:.5rem}
.notes li,.lotwarn li{position:relative;padding:.65rem .85rem .65rem 2.25rem;background:var(--amb-bg);border:1px solid var(--amb-line);border-radius:10px;color:var(--amb-ink);font-size:.9rem;line-height:1.45}
.notes li::before,.lotwarn li::before{content:"i";position:absolute;left:.7rem;top:.75rem;width:1.1rem;height:1.1rem;border-radius:50%;background:var(--amb);color:#3b2a00;font-weight:800;font-size:.72rem;line-height:1.1rem;text-align:center}
.lotwarn li::before{content:"!"}
.warn{background:var(--amb-bg);border:1px solid var(--amb-line);color:var(--amb-ink);border-radius:10px;padding:.65rem .85rem;font-size:.9rem;margin:.6rem 0}
.note{font-size:.84rem;line-height:1.5;color:var(--mut);margin:.6rem 0}
.err{margin:0;padding:.7rem .9rem;border-radius:10px;border:1px solid color-mix(in srgb,var(--bad) 40%,transparent);color:var(--bad);font-weight:600;background:var(--card)}

/* lot card */
.lotresult{margin-top:1rem}
.lotcard{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:1rem}
.lotcard h3{margin:0;font-size:1.15rem;line-height:1.3}
.lotmeta{margin:.2rem 0 .75rem;font-size:.82rem;font-weight:600;color:var(--mut)}
.facts{table-layout:fixed;width:100%}.facts td:first-child{width:36%}
.facts td{padding:.45rem 0;font-size:.9rem}
.facts td:first-child{color:var(--mut);padding-right:1rem}
.facts td.n{white-space:normal;text-align:right;font-weight:600;overflow-wrap:anywhere}
.facts tr:last-child td{border-bottom:0}
.lotlink{margin:.25rem 0 0}
.lotlink a{display:inline-flex;align-items:center;min-height:44px;font-weight:600}
.lotlink a::after{content:"↗";margin-left:.3rem}

/* prose */
.prose{margin-top:2.5rem}
.page-text .prose{margin-top:1.5rem}
.prose>*{max-width:68ch}
.prose>.tw{max-width:none}
.prose p,.prose li{line-height:1.7}
.prose ul,.prose ol{padding-left:1.25rem}
.prose li{margin:.3rem 0}
.prose li::marker{color:var(--acc)}
.prose .note{padding:.75rem 1rem;border-left:3px solid var(--line2);background:var(--card);border-radius:0 8px 8px 0}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.75rem 0 1.25rem;border:1px solid var(--line);border-radius:10px;background:linear-gradient(to right,var(--card) 30%,transparent) left/2.5rem 100% no-repeat local,linear-gradient(to left,var(--card) 30%,transparent) right/2.5rem 100% no-repeat local,linear-gradient(to right,rgba(0,0,0,.14),transparent) left/.75rem 100% no-repeat scroll,linear-gradient(to left,rgba(0,0,0,.14),transparent) right/.75rem 100% no-repeat scroll,var(--card)}
.tw table{min-width:100%;width:max-content}
.tw td,.tw th{padding:.55rem .85rem}
.tw tbody tr:last-child td{border-bottom:0}

/* faq */
.faq{margin-top:2.5rem}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:10px;margin:.5rem 0;max-width:72ch}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:48px;padding:.7rem 1rem;cursor:pointer;font-weight:650;line-height:1.35;list-style:none;border-radius:10px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;display:grid;place-items:center;width:1.6rem;height:1.6rem;border-radius:50%;background:var(--soft);color:var(--acc-ink);font-weight:700;font-size:1.1rem;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details[open] summary{border-bottom:1px solid var(--line);border-radius:10px 10px 0 0}
.faq p{margin:0;padding:.8rem 1rem 1rem;line-height:1.65}

/* sources */
.sources{margin-top:2.5rem}
.badge{display:inline-block;padding:.12rem .55rem;border-radius:999px;font-size:.76rem;font-weight:700;white-space:nowrap;background:var(--soft);color:var(--acc-ink);border:1px solid color-mix(in srgb,var(--acc) 30%,transparent)}
.b-estimate{background:var(--amb-bg);color:var(--amb-ink);border-color:var(--amb-line)}
.src{background:var(--card);border:1px solid var(--line);border-radius:10px;border-collapse:separate;border-spacing:0;overflow:hidden}
.src th[scope=row]{font-weight:650}
.src td,.src th{font-size:.88rem}
.src tr:last-child>*{border-bottom:0}
.src td a{display:inline-block;margin:0 .5rem .2rem 0;padding:.35rem 0}

/* related, footer */
.related{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--line)}
.related a{display:inline-flex;align-items:center;min-height:44px;border:1px solid var(--line);background:var(--card);padding:.4rem 1rem;border-radius:999px;text-decoration:none;font-size:.92rem;font-weight:600}
.related a:hover{border-color:var(--acc)}
footer{border-top:1px solid var(--line);background:var(--card);color:var(--mut);font-size:.84rem;line-height:1.55}
.fin{max-width:var(--w);margin:0 auto;padding:1.5rem 1rem 2rem}
.fin p{margin:.5rem 0;max-width:72ch}
.fin a{display:inline-block;padding:.6rem 0;color:var(--mut)}
.fbrand{display:flex;align-items:center;gap:.5rem;color:var(--fg);font-size:1rem}
.fbrand .mark{width:22px;height:22px}
.langs{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.75rem}
.langs a{display:block;padding:.75rem 1.25rem;border:1px solid var(--line);background:var(--card);border-radius:var(--r);text-decoration:none;font-weight:700}

@media (max-width:379px){.bar{gap:.5rem}.lang a{min-width:36px;padding:0 .2rem}.stat{grid-template-columns:1fr}.stat div{display:flex;justify-content:space-between;align-items:baseline;gap:.5rem}.stat b{order:2}}
@media (max-width:600px){.stack thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.stack,.stack tbody,.stack tr,.stack th,.stack td{display:block}.stack tr{padding:.6rem .9rem;border-bottom:1px solid var(--line)}.stack tr:last-child{border-bottom:0}.stack th,.stack td{border:0;padding:.15rem 0}.stack td[data-label]::before{content:attr(data-label);display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);font-weight:700;margin-top:.35rem}}
@media (min-width:640px){.lotform{grid-template-columns:1fr auto}.lotform .btn{margin-top:1.62rem}.lotform .msg{grid-column:1/-1}.btn-main{width:auto;min-width:14rem}}
@media (min-width:720px){main{padding-top:2.5rem}.lotbox,.tool,.lead{padding:1.5rem 1.5rem 1.6rem}.result{margin:1.5rem -1.5rem -1.6rem;padding:1.5rem}.total{flex-direction:row-reverse;justify-content:flex-end;align-items:baseline;flex-wrap:wrap;gap:.25rem 1rem;padding:1.25rem 1.5rem}}
@media (prefers-reduced-motion:reduce){*,::before,::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media print{.top,.lotbox,.lead,.related,footer,.tool form,.trust{display:none}.tool{border:0;box-shadow:none;padding:0}.result{margin:0;background:none;border:0}.total{background:none;color:#000;border:2px solid #000}body{background:#fff}}