@font-face{font-family:Manrope;src:url(assets/manrope-cyr.woff2) format("woff2");font-style:normal;font-weight:400 800;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Manrope;src:url(assets/manrope-latin.woff2) format("woff2");font-style:normal;font-weight:400 800;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
:root {
  --green:#173d35; --paper:#f6f4ee; --ink:#242b27; --bronze:#ad9773;
  --muted:#526159; --line:#d9ddd3; --white:#fffefa; --sage:#e9ede6;
  --ease:cubic-bezier(.22,.75,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;background:var(--paper);color:var(--ink);font:500 16px/1.6 Manrope,system-ui,sans-serif}
h1,h2,h3,p,figure,ul,ol,dl,dd,fieldset{margin:0}
h1,h2,h3{line-height:1.09;letter-spacing:-.045em;word-spacing:.035em;font-weight:750}
h2{font-size:clamp(31px,4.05vw,60px)}
h3{font-size:clamp(18px,1.6vw,24px);letter-spacing:-.035em}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button,summary{cursor:pointer}
button:disabled{cursor:default}
summary{list-style:none}
summary::-webkit-details-marker{display:none}
img{display:block;max-width:100%}
:focus-visible{outline:2px solid #88704d;outline-offset:4px}
.wrap{width:min(1320px,calc(100% - 112px));margin-inline:auto}
.section{padding-block:clamp(45px,6.2vw,88px)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:22px 44px;margin-bottom:30px}
.section-head>p{max-width:335px;color:var(--muted);font-size:14px}
.eyebrow{display:flex;align-items:center;gap:10px;color:var(--green);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.16em;margin-bottom:13px}
.eyebrow span{width:24px;height:1px;background:var(--bronze);flex:none}
.small{font-size:13px}
.muted{color:var(--muted)}
.skip{position:fixed;z-index:20;top:10px;left:10px;background:var(--white);padding:10px 16px;transform:translateY(-200%)}
.skip:focus{transform:none}
.header{position:sticky;z-index:10;top:0;background:#f6f4eef5;border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
.header-inner{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:24px}
.wordmark{display:inline-flex;align-items:center;gap:.34em;white-space:nowrap;color:var(--green);font-size:clamp(14px,1.32vw,20px);font-weight:800;line-height:1.1;letter-spacing:-.035em;word-spacing:.10em}
.wordmark span{padding-left:.38em;border-left:1px solid var(--bronze)}
nav{display:flex;align-items:center;gap:clamp(14px,2.3vw,32px);color:#36453c}
nav a{font-size:13px;font-weight:750;white-space:nowrap}
nav a:hover{color:#765e3c}
.button{min-height:49px;display:inline-flex;justify-content:center;align-items:center;gap:10px;padding:10px 17px;border:1px solid transparent;border-radius:7px;font-size:13px;font-weight:800;line-height:1.3;text-align:center;transition:background .2s,border-color .2s,box-shadow .2s,transform .2s var(--ease)}
.button span,.text-button span{flex:none}
.button:hover:not(:disabled){transform:translateY(-2px)}
.button:active:not(:disabled){transform:none}
.primary,.header-cta{background:var(--green);color:white;border-color:var(--green)}
.primary:hover:not(:disabled),.header-cta:hover{background:#205347;box-shadow:0 7px 18px -11px #12372b}
.secondary{color:var(--green);border-color:#9baaa0;background:transparent}
.secondary:hover{background:#e4eae1}
.light{background:#f3eee2;color:var(--green)}
.light:hover{background:white}
.button:disabled{background:#e0e6dc;color:#506158;border-color:#d0dacd}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:9px}
.menu-button{display:none}
.hero{padding-top:24px}
.hero-main{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:clamp(22px,3.1vw,49px);align-items:center;min-height:clamp(450px,39vw,575px)}
.hero-copy{padding-block:28px;position:relative;z-index:1;animation:enter .55s var(--ease) both}
.hero h1{font-size:clamp(48px,5.8vw,90px);line-height:1.01;letter-spacing:-.065em;color:var(--green);margin-bottom:24px}
.hero h1 em{font-style:normal;color:#52665b}
.hero-intro{font-weight:750;font-size:clamp(18px,1.88vw,29px);letter-spacing:-.04em;line-height:1.3}
.hero-description{font-size:14px;margin:10px 0 22px;color:var(--muted)}
.hero-art{min-width:0;border:1px solid #ccd6cc;border-radius:12px;overflow:hidden;box-shadow:0 22px 38px -31px #193e34a0;animation:enter .65s var(--ease) both}
.hero-stage{aspect-ratio:1.52;display:grid;place-items:center;position:relative;isolation:isolate;background:radial-gradient(ellipse at 74% 48%,#eaf0df 0,#d4e0d3 48%,#b6cbbd 100%)}
.hero-stage::before{content:"";position:absolute;inset:18px;border:1px solid #173d3535;border-radius:4px;pointer-events:none}
.subject{display:grid;place-items:center;width:100%;height:100%}
.subject img{width:100%;height:100%;object-fit:contain}
.hero-subject{position:absolute;inset:5% 4%;width:92%;height:90%}
.hero-subject img{filter:drop-shadow(0 16px 15px #173d3542)}
.hero-art figcaption{display:flex;align-items:center;gap:15px;background:var(--green);color:#f5f2e9;padding:11px 19px;text-transform:uppercase;font-size:10px;font-weight:800;letter-spacing:.14em}
.route-line{flex:1;height:1px;background:linear-gradient(90deg,#b3a386,#d8cab12e);position:relative}
.route-line::after{content:"";position:absolute;right:0;top:-2px;width:5px;height:5px;background:var(--bronze);border-radius:50%}
.hero-facts{display:grid;grid-template-columns:.82fr 1fr 1.17fr;list-style:none;padding:0;margin-top:12px;border-block:1px solid var(--line)}
.hero-facts li{display:grid;align-content:center;gap:2px;padding:15px 17px 15px 20px;border-left:1px solid var(--line)}
.hero-facts li:first-child{padding-left:0;border-left:0}
.hero-facts strong{font-size:clamp(15px,1.53vw,22px);line-height:1.25;letter-spacing:-.042em;color:var(--green)}
.hero-facts li span{font-size:12px;color:var(--muted)}
@keyframes enter{from{opacity:.65;transform:translateY(9px)}to{opacity:1;transform:none}}
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;align-items:start}
.service-card{background:var(--white);border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:background .2s,border-color .2s}
.service-card:hover,.service-card[open]{border-color:#9fae9f}
.service-card[open]{background:#fbfcf7}
.service-card summary{min-height:139px;padding:19px 46px 18px 19px;display:flex;flex-direction:column;justify-content:space-between;gap:10px;position:relative}
.service-card summary:focus-visible{outline-offset:-4px}
.service-card summary strong{color:var(--green);font-size:clamp(18px,1.62vw,25px);font-weight:800;letter-spacing:-.05em;line-height:1.15;max-width:260px}
.service-card summary small{color:var(--muted);font-size:13px;line-height:1.45}
.service-card summary .toggle{position:absolute;right:15px;top:17px}
.toggle{width:26px;height:26px;display:grid;place-items:center;border:1px solid #a6b4a7;border-radius:50%;flex:none;color:var(--green);font-weight:700;line-height:1;transition:background .2s,color .2s}
.toggle::before{content:"+"}
details[open]>summary .toggle{background:var(--green);border-color:var(--green);color:white}
details[open]>summary .toggle::before{content:"−"}
.service-details{display:grid;gap:13px;padding:16px 19px 19px;border-top:1px solid var(--line);font-size:14px}
.service-details .button{justify-self:start}
.fact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px}
.fact-grid dt,.calc-result dt{font-size:11px;color:var(--muted);font-weight:800}
.fact-grid dd,.calc-result dd{font-size:13px;overflow-wrap:anywhere}
.route-section{background:var(--sage);border-block:1px solid var(--line)}
.route-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.route-card{position:relative;display:grid;grid-template-rows:1fr auto;gap:5px;min-width:0;background:#f8f9f3;border:1px solid #cad4c9;border-radius:9px;text-align:left;padding:12px 15px;transition:border-color .2s,background .2s,box-shadow .2s}
.route-card:hover{background:#fffefa;border-color:#819988}
.route-card[aria-pressed="true"]{background:#fffefa;border-color:#487264;box-shadow:inset 0 -2px var(--green)}
.route-card .subject{aspect-ratio:1.85}
.route-card img{transition:transform .4s var(--ease);filter:drop-shadow(0 7px 6px #173d3526)}
@media(hover:hover){.route-card:hover img{transform:translateY(-3px)}}
.route-card strong{display:flex;justify-content:space-between;align-items:center;color:var(--green);font-size:21px;letter-spacing:-.04em}
.route-card strong span{font-size:16px;color:#6e7e72}
.route-panel{margin-top:9px;min-height:141px;background:#f8f9f3;border:1px solid #cbd5cc;border-radius:9px;padding:16px 19px}
.route-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.7fr) auto;align-items:center;gap:15px 22px}
.route-detail .button{justify-self:start;min-height:44px}
.route-detail>h3{color:var(--green)}
.route-detail+.route-detail{border-top:1px solid var(--line);margin-top:15px;padding-top:15px}
.route-detail .fact-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.calculator{margin-top:30px;display:grid;grid-template-columns:minmax(0,.66fr) minmax(0,1.34fr);gap:clamp(18px,3vw,38px);background:var(--white);border:1px solid #cbd5cc;border-radius:12px;padding:clamp(17px,3.25vw,45px)}
.calc-intro h2{font-size:clamp(29px,3.4vw,52px);color:var(--green)}
.calc-intro p{max-width:360px;margin:13px 0;font-size:14px;color:var(--muted)}
.text-button{border:0;padding:4px 0;min-height:36px;color:var(--green);background:transparent;font-size:13px;font-weight:800;text-align:left;text-underline-offset:3px}
.text-button:hover{text-decoration:underline}
.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px 12px}
.field-grid .wide{grid-column:1/-1}
label{display:grid;min-width:0;gap:5px;font-size:12px;font-weight:800}
input,select,textarea{width:100%;min-width:0;padding:9px 11px;border:1px solid #aab8ac;border-radius:6px;background:#fdfdf9;min-height:46px;font-size:16px;font-weight:500}
textarea{resize:vertical;min-height:64px}
input:focus,select:focus,textarea:focus{border-color:var(--green)}
.calc-disclosure{border-top:1px solid var(--line);margin-top:11px}
.calc-disclosure summary,.accordion-list summary{display:flex;justify-content:space-between;align-items:center;min-height:45px;gap:8px;font-size:13px;font-weight:800;color:var(--green)}
.calc-disclosure>div{padding:4px 0 9px}
.box-row{padding:8px 11px 9px;border:1px solid var(--line);border-radius:7px;margin-top:7px;min-width:0}
.box-row legend{font-size:12px;color:var(--muted);padding-inline:4px}
.box-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
.box-actions{margin-top:10px}
.box-actions .button{min-height:38px}
.feedback{font-size:13px;color:var(--green)}
.feedback:not(:empty){margin-top:6px}
.calc-actions{margin-block:11px 4px}
.calc-result{padding:13px 15px;background:#f0f3ec;border:1px solid var(--line);border-radius:8px;margin-top:16px}
.calc-result h3{font-size:16px;margin-bottom:8px;color:var(--green)}
.calc-result dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 13px}
.process-grid{padding:0;list-style:none;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:11px;align-items:start}
.process-item{border-top:1px solid #9fad9f}
.process-item summary{min-height:95px;padding:9px 0 5px;color:var(--green)}
.process-item summary>span{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px}
.process-item summary b{color:#745d3f;font-size:12px;font-variant-numeric:tabular-nums}
.process-item summary strong{display:block;font-size:14px;line-height:1.35;font-weight:800;overflow-wrap:anywhere}
.process-item p{padding-block:3px 8px;font-size:13px;color:var(--muted)}
#trade{padding-top:0}
.trade{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);align-items:center;gap:28px 7%;padding:clamp(21px,4.4vw,63px);background:radial-gradient(ellipse at 0% 100%,#245849,transparent 66%),var(--green);color:#f9f7ee;border:1px solid #183d33;border-radius:12px}
.trade .eyebrow{color:#e9d4ad}
.trade p:not(.eyebrow){max-width:450px;font-size:15px;margin:13px 0 17px}
.accordion-list details{border-top:1px solid var(--line)}
.accordion-list details:last-child{border-bottom:1px solid var(--line)}
.accordion-list summary{min-height:49px;font-size:14px}
.accordion-list details p{padding:2px 33px 13px 0;font-size:14px}
.trade .accordion-list details{border-color:#afc4ab57}
.trade .accordion-list summary{color:#fffaf0}
.trade .accordion-list .toggle{color:#f4e3bc;border-color:#afc4ab80}
.trade .accordion-list details[open] .toggle{background:#f0e9da;color:var(--green)}
.scenario-grid,.material-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:11px}
.scenario-card{position:relative;display:grid;align-content:start;text-align:left;gap:7px;background:var(--white);border:1px solid var(--line);border-radius:9px;padding:18px 43px 17px 17px;transition:background .2s,border-color .2s}
.scenario-card:hover{background:#edf0e6;border-color:#9ba99f}
.scenario-card strong{font-size:18px;letter-spacing:-.04em;color:var(--green)}
.scenario-card small{font-size:13px;color:var(--muted)}
.scenario-card span{position:absolute;right:15px;top:15px;color:var(--green)}
.materials,.faq-section{background:#eeeee6;border-block:1px solid var(--line)}
.material-grid{list-style:none;padding:0}
.material-grid li{border:1px dashed #a8b2a5;border-radius:8px;padding:14px;color:var(--green);font-weight:800;font-size:14px}
.split,.about{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:22px 6%;align-items:start}
.about{align-items:end}
.about .small{margin-top:8px}
#contact-list{display:grid;gap:6px;margin-top:14px;font-style:normal}
.request-card{padding:clamp(15px,2.7vw,31px);border:1px solid var(--line);border-radius:10px;background:var(--white)}
.request-form{display:grid;gap:12px}
.request-form .button{justify-self:start}
.footer{background:var(--green);color:#f6f2e8}
.footer .wordmark{color:#f6f2e8}
.footer-inner{padding-block:24px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 20px;font-size:13px}
dialog{width:min(560px,calc(100% - 30px));max-height:calc(100dvh - 32px);overscroll-behavior:contain;overflow:auto;border:1px solid #a4b0a3;border-radius:12px;background:var(--white);color:var(--ink);padding:clamp(16px,3vw,32px);box-shadow:0 25px 70px #142d2b60}
dialog[open]{animation:enter .23s var(--ease)}
dialog::backdrop{background:#11291fd0}
.dialog-head{display:flex;align-items:start;justify-content:space-between;gap:12px;margin-bottom:15px}
.dialog-head h2{font-size:clamp(23px,4.2vw,36px);color:var(--green)}
.close-button{display:grid;place-items:center;flex:none;width:44px;height:44px;background:var(--paper);border:1px solid var(--line);border-radius:50%;font-size:25px;line-height:1}
@media(max-width:1150px){.wrap{width:calc(100% - 72px)}.hero-main{min-height:410px}.header-inner{gap:15px}}
@media(max-width:930px){
  .wrap{width:calc(100% - 48px)}
  .header-inner{min-height:65px;justify-content:start}
  .header-cta{margin-left:auto}
  .menu-button{display:grid;align-content:center;gap:5px;padding:9px;flex:none;width:44px;height:44px;background:transparent;border:1px solid #a8b4a9;border-radius:6px}
  .menu-button span{width:100%;height:1px;background:var(--green)}
  nav{display:none;position:absolute;top:100%;left:0;right:0;padding:12px 24px;border-bottom:1px solid var(--line);background:var(--paper)}
  nav.is-open{display:grid;gap:0;animation:enter .22s var(--ease)}
  nav a{display:grid;align-items:center;min-height:44px}
  .hero-main{min-height:360px}
  .hero h1{font-size:clamp(39px,6.4vw,67px)}
  .hero-intro{font-size:19px}
  .desktop-break{display:none}
  .route-detail{grid-template-columns:1fr auto}
  .route-detail .fact-grid{grid-row:2;grid-column:1/-1}
  .process-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:680px){
  html{scroll-padding-top:74px}
  .wrap{width:calc(100% - 32px)}
  .section-head{display:grid;gap:10px;margin-bottom:19px}
  .section-head>p{font-size:13px}
  .eyebrow{margin-bottom:8px;font-size:10px}
  .header-inner{gap:6px;min-height:62px}
  .header-cta{min-height:42px;padding:7px 8px;font-size:11px;gap:4px}
  .header .wordmark{font-size:13px}
  nav{padding-inline:16px}
  .hero{padding-top:13px}
  .hero-main{display:grid;grid-template-columns:minmax(0,1fr);min-height:0;gap:12px}
  .hero-copy{padding:9px 0 0}
  .hero h1{font-size:clamp(42px,10.9vw,69px);margin-bottom:13px}
  .hero-intro{font-size:19px}
  .hero-description{font-size:13px;margin:6px 0 14px}
  .hero .button{min-height:44px;padding-inline:9px;font-size:11px;gap:5px}
  .hero-stage{aspect-ratio:1.78}
  .hero-stage::before{inset:10px}
  .hero-art figcaption{padding:7px 11px;font-size:9px}
  .hero-facts{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:12px}
  .hero-facts li{padding:8px 5px 8px 8px}
  .hero-facts strong{font-size:12px}
  .hero-facts li span{display:none}
  .service-grid,.scenario-grid,.material-grid{grid-template-columns:minmax(0,1fr);gap:7px}
  .service-card summary{min-height:77px;padding:12px 46px 12px 12px;gap:5px}
  .service-card summary strong{font-size:19px;max-width:none}
  .service-card summary .toggle{top:50%;transform:translateY(-50%);right:12px}
  .service-details{padding:12px;font-size:13px}
  .route-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
  .route-card{padding:8px 10px}
  .route-card strong{font-size:17px}
  .route-panel{min-height:0;padding:12px}
  .route-detail{gap:8px;grid-template-columns:minmax(0,1fr)}
  .route-detail .fact-grid{grid-row:auto;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 10px}
  .route-detail .button{min-height:42px}
  .calculator,.trade,.split,.about{grid-template-columns:minmax(0,1fr)}
  .calculator{margin-top:21px}
  .box-fields,.process-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .process-item summary{min-height:75px}
  .footer-inner p{order:3;width:100%}
}
@media(max-width:375px){.hero .button{gap:3px;padding-inline:8px}.header .wordmark{font-size:12px}.header-cta span{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}