@font-face{font-family:Geist;src:url('fonts/Geist-cyrillic-gyByhwUxId.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap;unicode-range:U+0400-052F,U+2116}
@font-face{font-family:Geist;src:url('fonts/Geist-latin-gyByhwUxId.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap}

:root{--bg:#f4f2ec;--paper:#fbfaf6;--ink:#20221f;--muted:#5d655e;--line:#d9d6cb;--dark:#151a18;--dark2:#1d2421;--green:#41664c;--green2:#6f8f6a;--sage:#acc29d;--acc:#ef805b;--acc2:#d04b24;--blue:#4b7f9f;--band:#ebe8df}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:64px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 Geist,system-ui,Arial,sans-serif;overflow-x:hidden}
a{color:inherit;text-underline-offset:3px}a:hover{color:var(--acc2)}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--acc2);outline-offset:3px}
.skip{position:absolute;left:16px;top:-100px;background:#fff;padding:8px 12px;z-index:20}.skip:focus{top:8px}
.wrap{max-width:1280px;margin:0 auto;padding:0 40px}
h1,h2,h3{letter-spacing:-.02em;line-height:1.12;margin:0 0 .5em}
h2{font-size:clamp(26px,2.9vw,40px);font-weight:700;max-width:24ch}
h3{font-size:20px;font-weight:650;margin-top:1.6em}
p{margin:0 0 1em}.lead{font-size:18px;color:var(--muted);max-width:70ch}
.small,small{font-size:13px;color:var(--muted);line-height:1.5}
.eyebrow,.chapter-label,.status,.top-note,.metric small,.svg-label,.axis{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.top{background:var(--dark);color:var(--bg);border-bottom:1px solid #ffffff1a}
.top .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px}
.logo{font-size:22px;font-weight:800;text-decoration:none;letter-spacing:-.5px}.logo span{color:var(--acc)}
.logo small{font:11px/1 ui-monospace,monospace;letter-spacing:1.5px;color:#9aa69c;padding-left:12px}
.top-links{display:flex;gap:18px;align-items:center;font-size:14px}.top-links a{text-decoration:none;color:var(--sage)}.top-note{font-size:11px;color:#9aa69c;letter-spacing:.6px}
.hero{background:var(--dark);color:var(--bg);padding:56px 0 40px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.eyebrow{font-size:12px;letter-spacing:1.4px;text-transform:uppercase;color:#9aa69c}
.hero h1{font-size:clamp(38px,5vw,68px);letter-spacing:-.04em;margin:20px 0 22px;line-height:1.02}.hero h1 em{font-style:normal;color:var(--acc)}
.hero p{color:#c7cec8;font-size:17px;max-width:60ch}
.buttons{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 18px}
.btn{display:inline-flex;align-items:center;min-height:48px;padding:0 22px;border-radius:999px;background:var(--acc);color:var(--dark);font-weight:650;text-decoration:none;border:0;cursor:pointer}
.btn:hover{background:#ff9672;color:var(--dark)}.btn.secondary{background:transparent;color:var(--bg);box-shadow:inset 0 0 0 1px #ffffff40}.btn.secondary:hover{box-shadow:inset 0 0 0 1px var(--acc);color:var(--acc)}
.status{font-size:11px;letter-spacing:1px;color:#e4b49f;border-left:3px solid var(--acc);padding:4px 10px}
.hero-fig{margin:0}.hero-fig svg{width:100%;height:auto;display:block}
.hero-fig .svg-label{font-size:11px;fill:#8d9a8f;letter-spacing:1px}.hero-fig .svg-dim{font:12px ui-monospace,monospace;fill:var(--sage)}
.hero-fig .callouts text{fill:#e9ddd2;font-family:Geist,sans-serif}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#ffffff1f;margin-top:40px;border:1px solid #ffffff1f}
.metric{background:var(--dark);padding:20px 22px}.metric .big{font-size:clamp(24px,2.6vw,34px);font-weight:700;letter-spacing:-.03em;color:var(--bg)}
.metric small{display:block;color:#9aa69c;font-size:11.5px;margin-top:4px}
.nav{position:sticky;top:0;z-index:10;background:#f4f2ecf0;backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;white-space:nowrap}.nav .wrap::-webkit-scrollbar{display:none}
.nav a{display:inline-block;padding:14px 10px;font-size:14px;text-decoration:none;color:var(--muted)}.nav a:hover{color:var(--acc2)}
.section{padding:80px 40px}.section.wrap{padding-left:40px;padding-right:40px}
.band{background:var(--band);padding:80px 0}
.chapter-label{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;color:var(--acc2);margin-bottom:14px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}.two>*{min-width:0}
.top-gap{margin-top:40px}
.law-note{border-left:4px solid var(--acc);background:var(--paper);padding:14px 18px;font-size:15px;margin:18px 0}
.decision{background:var(--dark);color:var(--bg);border-radius:14px;padding:18px 20px;margin:18px 0}.decision .eyebrow{color:var(--acc);margin-bottom:6px}.decision p{margin:0;color:#dfe4dd}
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.three>*{min-width:0}.mt0{margin-top:0}.steps.plain li b{font-family:Geist,sans-serif;color:var(--ink)}
.rule-list{list-style:none;counter-reset:r;padding:0;margin:0}
.rule-list li{counter-increment:r;position:relative;padding:16px 0 16px 52px;border-top:1px solid var(--line)}
.rule-list li::before{content:counter(r,decimal-leading-zero);position:absolute;left:0;top:16px;font:600 14px ui-monospace,monospace;color:var(--acc2)}
.figs{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;margin:30px 0;align-items:start}
.fig{margin:0;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px}.fig svg{width:100%;height:auto;display:block}
.fig.wide{margin:24px 0}.fig figcaption{font-size:13px;color:var(--muted);margin-top:10px}
.fig .t-s{font:600 11px ui-monospace,monospace;fill:var(--muted);letter-spacing:.8px}.fig .t-xs{font-size:11.5px;fill:#3e463f}.fig .t-m{font-size:15px;font-weight:650;fill:var(--ink)}
.fig .inv{fill:#fff}.hatch-line{stroke:#b9b4a6;stroke-width:2}
.panel{fill:#dfe6d6;stroke:var(--green);stroke-width:2}.steel{fill:#9aa79c}.accent-fill{fill:var(--acc)}.dot{fill:var(--acc2)}.blue{fill:var(--blue)}
.wool{fill:#e9d9a6;stroke:none}.steel-line{fill:#6a746c}.u-prof{fill:none;stroke:#46504a;stroke-width:3}.seal{fill:#d04b24;opacity:.75}.jack{fill:#46504a}
.line{stroke:#46504a;fill:none;stroke-width:1.5}.line-acc{stroke:var(--acc2);fill:none;stroke-width:1.2}.dim{stroke:#8c948d;stroke-dasharray:3 3;fill:none}
.steel-path{fill:none;stroke:#46504a;stroke-width:3}.lock{fill:#fff;stroke:var(--acc2);stroke-width:3}.cover{fill:#7e8a80}
.box-dark{fill:#2c3530}.box-acc{fill:var(--green)}.sec{fill:#dfe6d6;stroke:var(--green);stroke-width:1.5}.wire{stroke:var(--acc2);stroke-width:3;fill:none}.wire.thin{stroke-width:1.5;stroke-dasharray:5 4}
.conn rect{fill:#20221f}.det{fill:#fff;stroke:var(--blue);stroke-width:3}.radio{fill:none;stroke:var(--blue);stroke-width:1.5;stroke-dasharray:2 5}
.ring{fill:none;stroke:var(--sage);stroke-width:10;stroke-dasharray:3 9}
.cyc circle{fill:var(--paper);stroke:var(--green);stroke-width:2}.cyc circle.hot{fill:var(--green)}.cyc text{font-size:13px;font-weight:600;fill:var(--ink)}
.cyc circle.hot+text,.cyc circle.hot+text+text{fill:#fff}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:14px 0;border:1px solid var(--line);border-radius:10px;background:var(--paper)}
table.t{width:100%;border-collapse:collapse;font-size:14px}
.t th{text-align:left;font-weight:600;font-size:12.5px;color:var(--muted);background:#efece3;padding:10px 12px;white-space:nowrap}
.t td{padding:9px 12px;border-top:1px solid var(--line);vertical-align:top}
.t td small{display:block;margin-top:2px}.t.num td+td{white-space:nowrap}.t tr.total td{font-weight:700;background:#f1eee6}
.t tr.pick td{background:#e7efe2}.score td:first-child{min-width:170px}
.steps{padding-left:0;list-style:none;margin:0}.steps li{padding:10px 0;border-top:1px solid var(--line)}.steps b{font-family:ui-monospace,monospace;color:var(--acc2);margin-right:8px;font-weight:600}
.calc{display:grid;grid-template-columns:340px 1fr;gap:28px;margin-top:24px;align-items:start}
.controls{background:var(--dark);color:var(--bg);border-radius:16px;padding:22px;display:grid;gap:12px;position:sticky;top:64px}
.controls label{display:grid;gap:4px;font-size:13px;color:#c0c8c1}
.controls input[type=number],.controls select{width:100%;min-height:42px;padding:6px 10px;border-radius:8px;border:1px solid #ffffff2a;background:var(--dark2);color:var(--bg)}
.controls input:disabled,.controls select:disabled{opacity:.4}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{display:flex!important;align-items:center;gap:8px;cursor:pointer}.check input{width:18px;height:18px;accent-color:var(--acc)}
.check.inline{display:inline-flex!important;font-size:14px;color:var(--muted);margin-left:8px}
.presets,.seg{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.chip{border:1px solid #ffffff33;background:transparent;border-radius:999px;padding:8px 14px;cursor:pointer;font-size:14px;color:inherit}
.chip.on{background:var(--acc);color:var(--dark);border-color:var(--acc)}
.seg .chip{border-color:var(--line)}.seg{margin:18px 0}
#calc-error{color:#ffb99e;margin:0;min-height:1em;font-size:13px}
.results{min-width:0}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.kpis>div{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px}
.kpis small{display:block;font-size:12px}.kpis b{font-size:clamp(17px,1.8vw,24px);letter-spacing:-.02em}
.kpis.fin>div:first-child{background:var(--dark);color:var(--bg);border-color:var(--dark)}.kpis.fin>div:first-child small{color:#9aa69c}
.verdict{font-size:16px;background:#e7efe2;border-radius:12px;padding:14px 16px;margin:14px 0}
.chart-head{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center;margin-top:18px;font-size:14px}
.legend{display:inline-flex;gap:6px;align-items:center;font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.legend i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-left:8px}
.lg-g,.b-g{background:#b7ad9c;fill:#b7ad9c}.lg-b,.b-b{background:var(--green2);fill:var(--green2)}.lg-r,.b-r{background:var(--acc);fill:var(--acc)}
.lg-pos{background:var(--green2)}.lg-neg{background:#d98a6c}.lg-line{background:var(--dark);height:3px!important}
#tco-chart,#cf-chart{width:100%;height:auto;display:block;background:var(--paper);border:1px solid var(--line);border-radius:12px;margin-top:8px}
svg .grid{stroke:#e2ded3}svg .zero{stroke:#8c948d;stroke-width:1.2}svg .axis{font-size:11px;fill:#727a73}svg .axis.strong{font-weight:600;fill:var(--ink);font-family:Geist,sans-serif;font-size:12.5px}
svg .val{font-size:10.5px;fill:#4b524c}
svg .pos{fill:var(--green2)}svg .neg{fill:#d98a6c}svg .cum{fill:none;stroke:var(--dark);stroke-width:2.5}svg .cum-dot{fill:var(--acc2)}
.detail{margin-top:12px;border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:0 14px}
.detail summary{cursor:pointer;padding:12px 0;font-weight:600}.detail .table-wrap{border:0;margin:0 -14px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px}.card h3{margin-top:8px}.card .eyebrow{color:var(--acc2)}
.stack .bar{display:flex;height:26px;border-radius:8px;overflow:hidden;margin:18px 0 8px}
.stack-legend{font-size:12px;color:var(--muted);line-height:1.9}.stack-legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin:0 4px 0 10px}
.kv{display:grid;gap:0;border:1px solid var(--line);border-radius:12px;background:var(--paper);margin:12px 0 18px}
.kv div{display:flex;justify-content:space-between;gap:12px;padding:10px 14px;border-top:1px solid var(--line)}.kv div:first-child{border-top:0}
.kv span{color:var(--muted);font-size:14px}.kv b{white-space:nowrap}
.dash{padding-left:0;list-style:none}.dash li{padding:6px 0 6px 20px;position:relative}.dash li::before{content:'—';position:absolute;left:0;color:var(--acc2)}
.road{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.road li{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px;font-size:14.5px;border-top:4px solid var(--green)}
.road li:nth-child(2){border-top-color:var(--acc)}.road span{display:block;font:600 12px ui-monospace,monospace;color:var(--acc2);letter-spacing:1px}
.road b{display:block;font-size:18px;margin:4px 0 6px}.road em{display:block;font-style:normal;color:var(--muted);font-size:13px;margin-top:8px}
.files{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0 36px}
.file{display:block;text-decoration:none;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px}.file:hover{border-color:var(--acc)}
.file b{display:block}.file.accent{background:var(--dark);color:var(--bg);border-color:var(--dark)}.file.accent small{color:#9aa69c}
.source-list{display:grid;grid-template-columns:1fr 1fr;gap:0 32px}
.source{display:grid;grid-template-columns:44px 1fr;gap:8px;padding:12px 0;border-top:1px solid var(--line);font-size:14px}
.source-id{font:600 12px ui-monospace,monospace;color:var(--acc2);padding-top:2px}.source p{margin:4px 0 0;font-size:13px;color:var(--muted)}.source a{word-break:break-word}
.footer{background:var(--dark);color:#9aa69c;padding:28px 0;font-size:13px}
@media (max-width:1080px){.three{grid-template-columns:1fr}.calc{grid-template-columns:1fr}.controls{position:static}.road{grid-template-columns:1fr 1fr}.files{grid-template-columns:1fr 1fr}}
@media (max-width:860px){.wrap,.section.wrap{padding-left:16px;padding-right:16px}.section{padding:56px 16px}.band{padding:56px 0}
 .hero{padding-top:32px}.hero-grid,.two,.three,.figs,.cards3,.source-list{grid-template-columns:1fr}.two{gap:12px}
 .metrics,.kpis{grid-template-columns:1fr 1fr}.top-note{display:none}.road{grid-template-columns:1fr}h2{max-width:none}}
@media (max-width:860px){.fig{overflow-x:auto;-webkit-overflow-scrolling:touch}.fig svg{min-width:600px}.fig.wide svg{min-width:820px}.fig figcaption{position:sticky;left:0;max-width:calc(100vw - 70px)}
 .chart-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}#cf-chart{min-width:760px}#tco-chart{min-width:520px}
 .table-wrap .t:has(th:nth-child(4)){min-width:620px}.table-wrap .t:has(th:nth-child(7)){min-width:900px}.hero-fig svg{min-width:0}}
@media (max-width:480px){.files{grid-template-columns:1fr}.logo small{display:none}.row2{grid-template-columns:1fr 1fr}.t{font-size:13px}.t td,.t th{padding:8px}.metric{padding:14px}}
@media print{.nav,.controls,.buttons,.top-links{display:none}.calc{grid-template-columns:1fr}body{background:#fff}}
svg .val.good{fill:#2f6b3d;font-weight:600}svg .val.bad{fill:#b4512f;font-weight:600}svg rect.b-b.win{fill:#41664c}