/* ---------- fonts (self-hosted, latin + latin-ext only) ---------- */
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:400 700;font-display:swap;src:url("../fonts/space-grotesk-latin.woff2") format('woff2');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}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:400 700;font-display:swap;src:url("../fonts/space-grotesk-latin-ext.woff2") format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url("../fonts/ibm-plex-mono-400-latin.woff2") format('woff2');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}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url("../fonts/ibm-plex-mono-400-latin-ext.woff2") format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url("../fonts/ibm-plex-mono-500-latin.woff2") format('woff2');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}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url("../fonts/ibm-plex-mono-500-latin-ext.woff2") format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

/* ---------- tokens ---------- */
:root{--bg:#0E0F12;--bg2:#14161A;--bg3:#1B1E24;--ink:#EDEFEA;--dim:rgba(237,239,234,.66);--line:rgba(237,239,234,.16);--line2:rgba(237,239,234,.08);--ac:#6F9A7A;--ac2:#8FB89A;--pBody:#A3A39C;--pInk:#1C1E22;--acFill:rgba(111,154,122,.12);--bad:#D0674A;--badFill:rgba(208,103,74,.14);--grid:rgba(237,239,234,.05);--btn:#6F9A7A;--btnInk:#0E0F12;--pulse:#EDEFEA;--nodeInk:#EDEFEA;--logoInk:#F2F0EB;--sans:'Space Grotesk',Helvetica,sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace;color-scheme:dark}
:root[data-theme="light"]{--bg:#F8F8F5;--bg2:#FFFFFF;--bg3:#EEF0EA;--ink:#0E0F12;--dim:rgba(14,15,18,.6);--line:rgba(14,15,18,.13);--line2:rgba(14,15,18,.07);--ac:#3F7454;--ac2:#2F5D42;--pBody:#DAD9D2;--pInk:#33363B;--acFill:rgba(63,116,84,.10);--bad:#B84E33;--badFill:rgba(184,78,51,.10);--grid:rgba(14,15,18,.07);--btn:#0E0F12;--btnInk:#F8F8F5;--pulse:#0E0F12;--nodeInk:#0E0F12;--logoInk:#0E0F12;color-scheme:light}

/* ---------- base ---------- */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;transition:background .3s,color .3s;overflow-x:clip}
a{color:var(--ac2);text-decoration:none}
a:hover{color:var(--ink)}
button{font-family:inherit;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--ac2);outline-offset:3px}
::selection{background:#6F9A7A;color:#0E0F12}
.vh{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:10;background:var(--btn);color:var(--btnInk);padding:10px 14px;font:500 13px/1 var(--mono)}
.skip:focus{top:12px;color:var(--btnInk)}
html:not(.js) .needs-js{display:none}

@keyframes v5-breathe{0%,100%{transform:scale(1);opacity:.55}50%{transform:scale(1.2);opacity:1}}
@keyframes v5-dash{to{stroke-dashoffset:-28}}
@keyframes v5-rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes v5-ring{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.9);opacity:0}}
@keyframes v5-drift{0%,100%{transform:translate(0,0) scale(1);opacity:.7}50%{transform:translate(4%,-3%) scale(1.08);opacity:1}}
@keyframes v5-word{from{opacity:0;transform:translateY(26px) skewY(2deg)}to{opacity:1;transform:none}}
@keyframes v5-trace{to{stroke-dashoffset:-1400}}
@keyframes v5-scan{0%{transform:translateY(-100%)}100%{transform:translateY(100%)}}
@keyframes v5-glow{0%,100%{opacity:.35}50%{opacity:.9}}

.wrap{max-width:1280px;margin:0 auto;padding:0 clamp(18px,4vw,48px)}

/* ---------- header ---------- */
.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;border-bottom:1px solid var(--line2)}
.logo{display:flex;align-items:center;color:var(--logoInk)}
.logo:hover{color:var(--logoInk)}
.logo svg{display:block;height:22px;width:auto}
.nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:12px clamp(12px,2vw,26px);font:400 12.5px/1 var(--mono);color:var(--dim)}
.nav a,.nav a:hover{color:var(--dim)}
.theme{background:var(--bg2);border:1px solid var(--line);padding:9px 12px;font:400 12px/1 var(--mono);color:var(--dim);display:flex;align-items:center;gap:8px}
.theme__dot{width:8px;height:8px;border-radius:50%;display:block;background:#EDEFEA}
[data-theme="light"] .theme__dot{background:#F4F2ED;border:1px solid rgba(14,15,18,.4)}
.nav .nav__cta,.nav .nav__cta:hover{color:var(--btnInk);background:var(--btn);padding:10px 15px;font-weight:500}

/* ---------- hero ---------- */
.hero{padding:clamp(48px,7vw,84px) 0 clamp(20px,3vw,36px);position:relative}
.hero__glow{position:absolute;inset:-40px -60px 40% -60px;pointer-events:none;background:radial-gradient(ellipse 45% 55% at 22% 35%,var(--acFill) 0%,transparent 70%);animation:v5-drift 14s ease-in-out infinite;-webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 30%,#000 30%,transparent 100%);mask-image:radial-gradient(ellipse 70% 80% at 50% 30%,#000 30%,transparent 100%)}
.hero__grid{position:relative;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:24px 48px;align-items:end;margin-bottom:clamp(28px,4vw,40px)}
.hero__grid>*{min-width:0}
.kicker{font:400 12px/1 var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--ac2);margin:0 0 24px;display:flex;align-items:center;gap:10px;animation:v5-rise .6s ease both}
.kicker__dot{flex:none;width:7px;height:7px;border-radius:50%;background:var(--ac);animation:v5-breathe 2s ease-in-out infinite}
.hero h1{font:600 clamp(40px,5.6vw,72px)/0.98 var(--sans);letter-spacing:-.045em;margin:0;text-wrap:balance}
.hero h1 span{display:inline-block;animation:v5-word .7s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(.05s + var(--i) * .08s)}
.hero h1 .ac{color:var(--ac2)}
.hero__side{display:flex;flex-direction:column;gap:20px;align-items:flex-start;animation:v5-rise .7s ease .5s both}
.lede{font:400 clamp(15px,1.4vw,17.5px)/1.58 var(--sans);color:var(--dim);margin:0;max-width:50ch;text-wrap:pretty}
.hero__actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.btn{font:500 15px/1 var(--sans);background:var(--btn);color:var(--btnInk);padding:15px 24px;transition:background .25s,transform .25s}
.btn:hover{background:var(--ac2);color:var(--btnInk);transform:translateY(-2px)}
.note{font:400 12px/1.5 var(--mono);color:var(--dim)}

/* ---------- diagram ---------- */
.diagram{border:1px solid var(--line);background:var(--bg2);position:relative;overflow:hidden;animation:v5-rise .8s ease .7s both}
.diagram__scan{position:absolute;left:0;right:0;top:0;height:100%;pointer-events:none;background:linear-gradient(180deg,transparent 0%,var(--acFill) 50%,transparent 100%);animation:v5-scan 9s linear infinite;opacity:.6}
.diagram__bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 20px;padding:12px 16px;border-bottom:1px solid var(--line2);position:relative}
.scenarios{display:flex;flex-wrap:wrap;gap:6px}
.scenario{display:flex;align-items:center;gap:8px;padding:9px 13px;font:500 12.5px/1 var(--sans);border:1px solid var(--line);background:transparent;color:var(--ink);transition:all .2s}
.scenario[aria-pressed="true"]{border-color:var(--ac);background:var(--acFill)}
.scenario__dot{width:7px;height:7px;border-radius:50%;display:block;background:var(--ac)}
.scenario--bad .scenario__dot{background:var(--bad)}
.diagram__status{font:400 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);display:flex;align-items:center;gap:14px}
.diagram__status .ac{color:var(--ac2)}
.diagram__scroll{overflow-x:auto;position:relative;background-image:radial-gradient(var(--grid) 1px,transparent 1px);background-size:22px 22px}
.diagram__canvas{min-width:680px;padding:22px 16px 8px}
.diagram__canvas svg{display:block;width:100%;height:auto;overflow:visible}
.d-node{cursor:pointer;transition:opacity .3s}
.d-node__box{transition:fill .4s,stroke .4s,transform .4s}
.d-node__label{font:500 13px var(--sans);letter-spacing:-.01em}
.d-node__sub{font:400 9.5px var(--mono);letter-spacing:.06em;text-transform:uppercase}
.d-edge__line{transition:stroke .4s,opacity .3s}
.diagram__foot{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:1px;background:var(--line2);border-top:1px solid var(--line2);position:relative}
.caption{background:var(--bg2);padding:18px clamp(16px,2.5vw,24px) 20px;min-height:118px}
.eyebrow{font:400 10.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin:0 0 12px}
.caption__title{font:500 clamp(17px,1.8vw,21px)/1.3 var(--sans);letter-spacing:-.02em;margin:0}
.caption__title.rise{animation:v5-rise .3s ease both}
.caption__body{font:400 13.5px/1.55 var(--sans);color:var(--dim);margin:8px 0 0;max-width:60ch;text-wrap:pretty}
.trace{background:var(--bg2);padding:18px clamp(16px,2.5vw,24px) 20px;display:flex;flex-direction:column;gap:8px;font:400 12px/1.5 var(--mono)}
.trace .eyebrow{margin-bottom:4px}
.trace__row{color:var(--ink);animation:v5-rise .25s ease both;white-space:pre-wrap}
.trace__empty{color:var(--dim)}
/* Text alternative for the diagram: the visible fallback without JS, screen-reader only with it. */
.pipeline{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px 20px;font:400 13px/1.5 var(--sans);color:var(--dim)}
.pipeline strong{display:block;color:var(--ink);font-weight:500}
.pipeline em{display:block;font:400 11px/1.5 var(--mono);color:var(--ac2)}
.js .pipeline{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip-path:inset(50%)}

/* ---------- shared section bits ---------- */
.section{scroll-margin-top:20px}
.divider{height:32px;overflow:hidden}
.divider svg{display:block}
.cells{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}

/* ---------- gates ---------- */
.gates{padding:clamp(48px,7vw,90px) 0}
.section__head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px 32px;margin-bottom:clamp(22px,3vw,32px)}
.section__head h2{font:600 clamp(26px,3vw,38px)/1.05 var(--sans);letter-spacing:-.04em;margin:0}
.gates .cells{grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr))}
.gate{background:var(--bg);padding:clamp(20px,2.6vw,28px);display:flex;flex-direction:column;gap:12px;transition:background .3s}
.gate:hover{background:var(--bg3)}
.gate__no{font:400 11px/1 var(--mono);color:var(--ac2);margin:0}
.gate h3{font:600 19px/1.2 var(--sans);letter-spacing:-.02em;margin:0}
.gate p{font:400 14px/1.55 var(--sans);color:var(--dim);margin:0}
.gate .gate__artifact{font:400 11.5px/1.5 var(--mono);color:var(--ac2);margin-top:auto;padding-top:8px;border-top:1px solid var(--line2)}

/* ---------- proof ---------- */
.proof{padding:clamp(40px,6vw,80px) 0 clamp(48px,7vw,90px)}
.proof .cells{grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr))}
.stat{background:var(--bg);padding:clamp(22px,3vw,34px)}
.stat__num{font:600 clamp(40px,5vw,60px)/1 var(--sans);letter-spacing:-.05em;font-variant-numeric:tabular-nums;margin:0}
.stat__num--ac{color:var(--ac2)}
.stat__label{font:400 13.5px/1.5 var(--sans);color:var(--dim);margin:14px 0 0;max-width:26ch}

/* ---------- work ---------- */
.work{padding:clamp(40px,6vw,80px) 0 clamp(48px,7vw,90px)}
.work__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:clamp(24px,4vw,56px);align-items:start}
.work h2{font:600 clamp(30px,3.6vw,48px)/1.02 var(--sans);letter-spacing:-.045em;margin:0;text-wrap:balance}
.offers{display:flex;flex-direction:column}
.offer{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;padding:22px 0;border-top:1px solid var(--line);transition:padding-left .3s}
.offer:last-child{border-bottom:1px solid var(--line)}
.offer:hover{padding-left:12px}
.offer h3{font:600 19px/1.2 var(--sans);letter-spacing:-.02em;margin:0 0 6px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.offer p{font:400 14.5px/1.55 var(--sans);color:var(--dim);margin:0}
.offer .offer__terms{font:400 12.5px/1.5 var(--mono);text-align:right}
.badge{font:500 10px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--btnInk);background:var(--btn);padding:5px 7px}

/* ---------- cta ---------- */
.cta{padding:clamp(44px,6vw,80px) 0 0;border-top:1px solid var(--ac);display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:28px 40px}
.cta__copy{display:flex;flex-direction:column;align-items:flex-start;gap:24px;padding-bottom:clamp(36px,5vw,56px);flex:0 1 auto;max-width:560px;min-width:0}
.cta__who{font:400 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);display:flex;align-items:center;gap:10px;margin:0 0 22px}
.cta__who .ac{color:var(--ac2)}
.cta__who i{width:16px;height:1px;background:var(--ac)}
.cta h2{font:600 clamp(32px,4.2vw,56px)/0.98 var(--sans);letter-spacing:-.05em;margin:0 0 14px;max-width:18ch;text-wrap:balance}
.cta__copy p.cta__text{font:400 16px/1.6 var(--sans);color:var(--dim);margin:0;max-width:52ch}
.cta__mail{font:500 16px/1 var(--mono);background:var(--btn);color:var(--btnInk);padding:20px 28px;white-space:nowrap;transition:background .25s,padding .25s,opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.cta__mail:hover{background:var(--ac2);color:var(--btnInk);padding:20px 40px 20px 28px}
.portrait{flex:1 1 220px;display:flex;justify-content:center;align-items:flex-end;min-width:0}
.portrait__box{width:min(300px,65vw);aspect-ratio:695/993;position:relative;overflow:hidden}
.portrait__layer{position:absolute;inset:0}
.portrait__layer--body{background:var(--pBody);-webkit-mask:url("../img/portrait-body.svg") center/contain no-repeat;mask:url("../img/portrait-body.svg") center/contain no-repeat}
.portrait__layer--ink{background:var(--pInk);-webkit-mask:url("../img/portrait-ink.svg") center/contain no-repeat;mask:url("../img/portrait-ink.svg") center/contain no-repeat}
.portrait__scan{position:absolute;left:0;right:0;top:-2px;height:2px;background:var(--ac2);box-shadow:0 0 14px var(--ac2);opacity:0}

/* ---------- footer ---------- */
.foot{padding:22px 0 30px;border-top:1px solid var(--line2);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 20px;font:400 11.5px/1.5 var(--mono);color:var(--dim)}
.foot nav{display:flex;gap:20px}
.foot a,.foot a:hover{color:var(--dim)}

/* ---------- scroll reveal (only armed by JS) ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}