/* ---------- Design tokens ---------- */
:root{
  --paper:#ECE9E1;       /* deck paper, cooled slightly */
  --paper-2:#E1E1D6;     /* sage-tinted panel */
  --ink:#1C2620;         /* forest ink */
  --ink-2:#4A554C;       /* secondary text */
  --moss:#3E5F45;        /* deep brand green */
  --sage:#7FA475;        /* logo green */
  --sage-lt:#C5D3BA;
  --ochre:#A9802F;       /* risk accent, used sparingly */
  --line:rgba(28,38,32,.16);
  --line-strong:rgba(28,38,32,.38);
  --band-bg:#1F2B23;
  --band-fg:#E7E9E0;
  --band-muted:#A8B5A6;
  --band-line:rgba(231,233,224,.18);
  --field:#F5F3EE;
  --sans:"Archivo", "Helvetica Neue", Arial, sans-serif;
  --serif:"Newsreader", Georgia, "Times New Roman", serif;
  --wrap:1200px;
  --gut:clamp(20px,4vw,48px);
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#141A16; --paper-2:#1B231D; --ink:#E4E7DE; --ink-2:#A9B3A8;
    --moss:#9EC193; --sage:#8DB282; --sage-lt:#34452F; --ochre:#D0A551;
    --line:rgba(228,231,222,.14); --line-strong:rgba(228,231,222,.34);
    --band-bg:#202B23; --band-fg:#E7E9E0; --band-muted:#A8B5A6; --band-line:rgba(231,233,224,.16);
    --field:#1B221D;
  }
}
:root[data-theme="dark"]{
  --paper:#141A16; --paper-2:#1B231D; --ink:#E4E7DE; --ink-2:#A9B3A8;
  --moss:#9EC193; --sage:#8DB282; --sage-lt:#34452F; --ochre:#D0A551;
  --line:rgba(228,231,222,.14); --line-strong:rgba(228,231,222,.34);
  --band-bg:#202B23; --band-fg:#E7E9E0; --band-muted:#A8B5A6; --band-line:rgba(231,233,224,.16);
  --field:#1B221D;
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 84px);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--serif);font-size:1.125rem;line-height:1.62;
  font-optical-sizing:auto;text-rendering:optimizeLegibility;
}
/* paper grain, echoing the presentation texture */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .4 0 0 0 0 .4 0 0 0 0 .35 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img,svg{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--sage);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut);position:relative;z-index:1}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Type ---------- */
h1,h2,h3,h4{font-family:var(--sans);margin:0;color:var(--ink);font-weight:700}
.display{font-family:var(--sans);color:var(--ink);font-size:clamp(2.5rem,6.2vw,5.4rem);line-height:.96;letter-spacing:-.025em;font-variation-settings:"wdth" 112;font-weight:760;max-width:15ch}
h2{font-size:clamp(1.9rem,3.8vw,3.1rem);line-height:1.02;letter-spacing:-.02em;font-variation-settings:"wdth" 108}
h3{font-size:1.3rem;line-height:1.15;letter-spacing:-.01em;font-variation-settings:"wdth" 104}
.lede{font-size:clamp(1.2rem,1.9vw,1.45rem);line-height:1.5;color:var(--ink-2);max-width:40ch;font-weight:350}
p{margin:0 0 1em;max-width:64ch}
.ui{font-family:var(--sans);font-size:.92rem;letter-spacing:.005em}
.kicker{font-family:var(--sans);font-size:.95rem;color:var(--moss);font-weight:600;margin-bottom:18px;display:block}
.formula{font-family:var(--sans);font-weight:600;font-variation-settings:"wdth" 96;font-size:1.02rem;line-height:1.45;color:var(--ink)}
.formula .op{color:var(--sage);font-weight:500;padding:0 .18em}

/* ---------- Header / navigation ---------- */
.site-head{position:fixed;left:0;right:0;top:0;z-index:50;padding-top:env(safe-area-inset-top,0px);
  background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:border-color .3s}
.site-head.scrolled{border-bottom-color:var(--line)}
.head-row{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--moss)}
.brand svg{width:38px;height:38px}
.brand-word{font-family:var(--sans);font-weight:400;letter-spacing:.34em;font-size:1.05rem;font-variation-settings:"wdth" 110;color:var(--moss)}
.nav-links{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--sans);font-size:.92rem;text-decoration:none;padding:8px 12px;border-radius:999px;color:var(--ink-2);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--ink)}
.nav-links a[aria-current="page"]{color:var(--ink);background:var(--paper-2)}
.nav-links a.nav-cta{color:var(--paper);background:var(--moss);margin-left:6px}
.nav-links a.nav-cta[aria-current="page"]{color:var(--paper);background:var(--ink)}
.burger{display:none;width:46px;height:46px;border:1px solid var(--line-strong);border-radius:50%;background:transparent;color:var(--ink);cursor:pointer;position:relative}
.burger span{position:absolute;left:13px;right:13px;height:1.5px;background:currentColor;transition:transform .3s,opacity .2s}
.burger span:nth-child(1){top:17px}.burger span:nth-child(2){top:22px}.burger span:nth-child(3){top:27px}
.menu-open .burger span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.menu-open .burger span:nth-child(2){opacity:0}
.menu-open .burger span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.menu{position:fixed;inset:0;z-index:40;background:var(--paper);padding:calc(env(safe-area-inset-top,0px) + 96px) var(--gut) calc(env(safe-area-inset-bottom,0px) + 32px);
  display:flex;flex-direction:column;justify-content:space-between;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;overflow-y:auto}
.menu-open .menu{opacity:1;visibility:visible}
.menu ol{list-style:none;margin:0;padding:0;counter-reset:m}
.menu li{border-top:1px solid var(--line)}
.menu li:last-child{border-bottom:1px solid var(--line)}
.menu ol a{display:flex;align-items:baseline;gap:18px;text-decoration:none;padding:14px 0;font-family:var(--sans);font-weight:680;font-size:clamp(1.7rem,7vw,2.6rem);letter-spacing:-.02em;font-variation-settings:"wdth" 110}
.menu ol a::before{counter-increment:m;content:counter(m,decimal-leading-zero);font-size:.9rem;font-weight:500;color:var(--sage);font-variation-settings:"wdth" 100;letter-spacing:0}
.menu ol a[aria-current="page"]{color:var(--moss)}
.menu-foot{font-family:var(--sans);font-size:.92rem;color:var(--ink-2);margin-top:32px}
.menu-foot a{color:var(--moss)}
.nav-links{display:none}.burger{display:block}
.menu ol,.menu-foot{width:100%;max-width:calc(var(--wrap) - 2 * var(--gut));margin-inline:auto}

/* ---------- Buttons ---------- */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.btn{font-family:var(--sans);font-weight:600;font-size:.98rem;display:inline-flex;align-items:center;gap:10px;padding:15px 24px;border-radius:999px;text-decoration:none;border:1px solid var(--moss);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.btn-primary{background:var(--moss);color:var(--paper)}
.btn-primary:hover{background:var(--ink);border-color:var(--ink)}
.btn-ghost{background:transparent;color:var(--moss)}
.btn-ghost:hover{background:var(--paper-2)}
.btn svg{width:16px;height:16px}
.band .btn-primary{background:var(--band-fg);color:var(--band-bg);border-color:var(--band-fg)}
.band .btn-primary:hover{background:var(--sage-lt);border-color:var(--sage-lt);color:#1C2620}

/* ---------- Pages & sections ---------- */
main{position:relative;z-index:1}
.page{display:none;padding-top:calc(72px + env(safe-area-inset-top,0px))}
.page.active{display:block;animation:pagein .5s ease both}
@keyframes pagein{from{opacity:0}to{opacity:1}}
section{padding:clamp(72px,10vw,132px) 0;position:relative}
.rule{border-top:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,5vw,80px);align-items:end;margin-bottom:clamp(40px,6vw,72px)}
.sec-head p{margin:0;color:var(--ink-2)}
@media (max-width:820px){.sec-head{grid-template-columns:1fr;align-items:start}}
.band{background:var(--band-bg);color:var(--band-fg)}
.band h2,.band h3{color:var(--band-fg)}
.band .kicker{color:var(--sage-lt)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .band .kicker{color:var(--sage)}}
.band p{color:var(--band-muted)}
.panel{background:var(--paper-2)}

/* ---------- Hero ---------- */
.hero{padding:clamp(36px,6vw,80px) 0 clamp(56px,8vw,96px)}
.hero-grid{display:block}
.hero .display{font-size:clamp(2.5rem,6vw,5.4rem);max-width:16ch}
.hero .lede{margin-top:32px;max-width:52ch}

/* ---------- Problem pillars ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;position:relative}
.pillar{padding:0 clamp(16px,2.4vw,36px) 0 0;position:relative}
.pillar+.pillar{padding-left:clamp(16px,2.4vw,36px);border-left:1px solid var(--line)}
.pillar-node{display:flex;flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:24px}
.pillar-node i{width:14px;height:14px;border-radius:50%;border:1.5px solid var(--moss);background:var(--paper);flex:none;position:relative;z-index:2}
.pillar:nth-child(3) .pillar-node i{background:var(--ochre);border-color:var(--ochre)}
.pillar-node span{font-family:var(--sans);font-size:.9rem;color:var(--moss);font-weight:600}
.pillars::before{content:"";position:absolute;top:7px;left:0;right:0;height:1px;background:var(--line-strong)}
.pillar h3{margin-bottom:14px;max-width:16ch}
.pillar p{color:var(--ink-2);font-size:1.05rem}
.src-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px;padding:0;list-style:none}
.src-list li{font-family:var(--sans);font-size:.82rem;font-weight:600;padding:5px 11px;border:1px solid var(--line-strong);border-radius:999px;color:var(--ink)}
.eq{margin-top:18px;padding:16px 18px;background:var(--paper-2);border-left:2px solid var(--sage)}
.questions{list-style:none;padding:0;margin:18px 0 0}
.questions li{font-family:var(--sans);font-weight:600;font-size:1rem;line-height:1.35;padding:10px 0;border-top:1px solid var(--line);font-variation-settings:"wdth" 96}
.questions li:last-child{border-bottom:1px solid var(--line)}
@media (max-width:860px){
  .pillars{grid-template-columns:1fr;gap:48px;padding-left:28px}
  .pillars::before{top:0;bottom:0;left:6px;right:auto;width:1px;height:auto}
  .pillar,.pillar+.pillar{padding:0;border-left:0}
  .pillar-node i{position:absolute;left:-28px;top:4px}
  .pillar-node{gap:0}
}

/* ---------- Integrate / Analyse / Value ---------- */
.trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--band-line)}
.trio > div{padding:36px clamp(16px,2.4vw,36px) 8px 0}
.trio > div+div{padding-left:clamp(16px,2.4vw,36px);border-left:1px solid var(--band-line)}
.trio h3{font-size:clamp(1.6rem,2.6vw,2.2rem);letter-spacing:.02em;font-variation-settings:"wdth" 118;font-weight:720;margin-bottom:18px}
.trio .formula{color:var(--sage-lt);margin-bottom:14px}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .trio .formula{color:var(--sage)}}
.trio .formula .op{color:var(--band-muted)}
@media (max-width:860px){.trio{grid-template-columns:1fr}.trio > div,.trio > div+div{padding:28px 0 8px;border-left:0;border-top:1px solid var(--band-line)}.trio{border-top:0}}

/* ---------- Process (Locate / Assess / Quantify) ---------- */
.process{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,3vw,40px);counter-reset:p;list-style:none;padding:0;margin:0}
.process li{position:relative;padding-top:64px}
.process li::before{counter-increment:p;content:counter(p,decimal-leading-zero);position:absolute;top:0;left:0;font-family:var(--sans);font-weight:500;font-size:.95rem;color:var(--moss)}
.process li::after{content:"";position:absolute;top:10px;left:36px;right:-8px;height:1px;background:var(--line-strong)}
.process li:last-child::after{right:40%;background:linear-gradient(90deg,var(--line-strong),transparent)}
.process h3{font-size:clamp(1.8rem,3vw,2.5rem);letter-spacing:.03em;font-variation-settings:"wdth" 120;font-weight:740;margin-bottom:16px}
.process p{color:var(--ink-2)}
.process-end{margin-top:56px;padding-top:28px;border-top:1px solid var(--line);font-family:var(--sans);font-weight:600;font-size:clamp(1.15rem,2vw,1.5rem);color:var(--moss);font-variation-settings:"wdth" 104}
@media (max-width:760px){.process{grid-template-columns:1fr;gap:40px}.process li::after{display:none}}

/* ---------- Closing CTA ---------- */
.closing{padding:clamp(88px,12vw,160px) 0}
.closing .display{max-width:20ch;font-size:clamp(2.1rem,4.8vw,4.2rem)}
.closing .display span{display:block}
.band .display,.band .statement,.band .quote{color:var(--band-fg)}
.closing .display span:nth-child(2){color:var(--band-muted)}
.closing .display span:nth-child(3){color:var(--sage-lt)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .closing .display span:nth-child(3){color:var(--sage)}}

/* ---------- Page intro ---------- */
.intro{padding:clamp(56px,9vw,120px) 0 clamp(48px,7vw,88px)}
.intro .display{max-width:18ch;font-size:clamp(2.3rem,5.4vw,4.6rem)}
.intro-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,80px);margin-top:48px;padding-top:32px;border-top:1px solid var(--line)}
.intro-grid p{color:var(--ink-2)}
@media (max-width:820px){.intro-grid{grid-template-columns:1fr;gap:0}}

/* ---------- Chain (Why) ---------- */
.chain{list-style:none;margin:0;padding:0;max-width:880px}
.chain li{display:grid;grid-template-columns:60px minmax(0,1fr) minmax(0,1.3fr);gap:20px;align-items:baseline;padding:22px 0;border-top:1px solid var(--line);position:relative}
.chain li:last-child{border-bottom:1px solid var(--line)}
.chain .n{font-family:var(--sans);font-size:.9rem;color:var(--sage);font-weight:600}
.chain h3{font-size:clamp(1.25rem,2.2vw,1.7rem)}
.chain p{margin:0;color:var(--ink-2);font-size:1.02rem}
.chain li:last-child h3{color:var(--moss)}
@media (max-width:700px){.chain li{grid-template-columns:52px 1fr}.chain p{grid-column:2}}

.statement{font-family:var(--sans);font-weight:680;font-size:clamp(1.6rem,3.4vw,2.7rem);line-height:1.12;letter-spacing:-.018em;font-variation-settings:"wdth" 106;max-width:26ch}
.statement .muted{color:var(--ink-2);display:block}
.band .statement .muted{color:var(--band-muted)}

.flow{display:grid;grid-template-columns:minmax(0,1fr) 80px minmax(0,1fr);align-items:center;gap:24px}
.flow-col h3{margin-bottom:18px;font-size:1.05rem;color:var(--moss)}
.flow-col ul{list-style:none;margin:0;padding:0}
.flow-col li{font-family:var(--sans);font-size:clamp(1.1rem,1.8vw,1.35rem);font-weight:600;padding:12px 0;border-top:1px solid var(--line);font-variation-settings:"wdth" 102}
.flow-col li:last-child{border-bottom:1px solid var(--line)}
.flow-core{display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--moss)}
.flow-core svg{width:64px;height:64px}
.flow-core span{font-family:var(--sans);font-size:.78rem;font-weight:600;letter-spacing:.2em}
@media (max-width:760px){.flow{grid-template-columns:1fr}.flow-core{flex-direction:row;justify-content:flex-start}.flow-core svg{transform:rotate(90deg);width:44px;height:44px}}

.cols-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,44px)}
.cols-3 h3{margin-bottom:12px}
.cols-3 p{color:var(--ink-2);font-size:1.05rem}
.cols-3 > div{padding-top:22px;border-top:1px solid var(--line)}
.band .cols-3 > div{border-top-color:var(--band-line)}
@media (max-width:820px){.cols-3{grid-template-columns:1fr}}
.two{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,5vw,80px)}
@media (max-width:820px){.two{grid-template-columns:1fr}}

/* ---------- Model stages ---------- */
.stage{display:grid;grid-template-columns:minmax(0,110px) minmax(0,3fr) minmax(0,7fr);gap:clamp(16px,3vw,48px);padding:clamp(40px,5vw,64px) 0;border-top:1px solid var(--line)}
.stage:last-of-type{border-bottom:1px solid var(--line)}
.stage-num{font-family:var(--sans);font-weight:300;font-size:clamp(2.6rem,5vw,4.4rem);line-height:.9;color:var(--sage);font-variation-settings:"wdth" 80}
.stage h3{font-size:clamp(1.9rem,3.4vw,2.8rem);font-variation-settings:"wdth" 116;font-weight:740;letter-spacing:.01em;margin-bottom:14px}
.stage .sub{color:var(--ink-2);font-size:1.05rem}
.ticks{list-style:none;margin:0 0 24px;padding:0}
.ticks li{font-family:var(--sans);font-size:1.02rem;font-weight:500;padding:10px 0 10px 26px;border-top:1px solid var(--line);position:relative}
.ticks li:last-child{border-bottom:1px solid var(--line)}
.ticks li::before{content:"";position:absolute;left:2px;top:17px;width:10px;height:10px;border:1.5px solid var(--sage);border-radius:50%}
.logic{display:flex;flex-wrap:nowrap;align-items:center;gap:6px;margin:4px 0 20px}
.logic span{font-family:var(--sans);font-size:.88rem;font-weight:600;padding:7px 12px;white-space:nowrap;border-radius:999px;background:var(--paper-2);color:var(--ink)}
.logic span:last-child{background:var(--moss);color:var(--paper)}
.logic i{font-style:normal;color:var(--sage);font-family:var(--sans)}
@media (max-width:640px){.logic{flex-wrap:wrap}}
.stage .note{font-size:1rem;color:var(--ink-2)}
@media (max-width:1080px){.stage{grid-template-columns:1fr}.stage-num{font-size:2.4rem}}

/* ---------- Architecture diagram ---------- */
.arch{max-width:980px;margin:0 auto;list-style:none;padding:0}
.arch li{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);align-items:center;gap:24px;padding:22px 28px;border:1px solid var(--band-line);border-radius:4px;position:relative}
.arch li+li{margin-top:34px}
.arch li+li::before{content:"";position:absolute;left:50%;top:-34px;height:34px;width:1px;background:var(--band-line)}
.arch li+li::after{content:"";position:absolute;left:calc(50% - 4px);top:-11px;width:7px;height:7px;border-right:1.5px solid var(--sage);border-bottom:1.5px solid var(--sage);transform:rotate(45deg)}
.arch strong{font-family:var(--sans);font-weight:720;letter-spacing:.14em;font-size:1rem;font-variation-settings:"wdth" 116}
.arch span{font-family:var(--sans);color:var(--band-muted);font-size:1rem}
.arch li:nth-child(1){margin-inline:0}
.arch li:nth-child(2){margin-inline:4%}
.arch li:nth-child(3){margin-inline:8%;background:rgba(127,164,117,.12)}
.arch li:nth-child(4){margin-inline:4%}
.arch li:last-child{background:var(--band-fg)}
.arch li:last-child strong{color:var(--band-bg)}
.arch li:last-child span{color:#4A554C}
@media (max-width:700px){.arch li{grid-template-columns:1fr;gap:6px;padding:18px 20px}.arch li:nth-child(n){margin-inline:0}}

.frameworks{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}
.frameworks > div{padding:26px 22px 8px 0}
.frameworks > div+div{padding-left:22px;border-left:1px solid var(--line)}
.frameworks h3{font-size:1.15rem;margin-bottom:10px}
.frameworks p{font-size:1rem;color:var(--ink-2)}
@media (max-width:900px){.frameworks{grid-template-columns:1fr 1fr}.frameworks > div:nth-child(3){padding-left:0;border-left:0}.frameworks > div:nth-child(n+3){border-top:1px solid var(--line)}}
@media (max-width:560px){.frameworks{grid-template-columns:1fr}.frameworks > div,.frameworks > div+div{padding:22px 0 6px;border-left:0}.frameworks > div+div{border-top:1px solid var(--line)}}
.disclaim{font-family:var(--sans);font-size:.92rem;color:var(--ink-2);margin-top:28px;max-width:70ch;padding-left:16px;border-left:2px solid var(--ochre)}

/* ---------- Database ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:40px}
.filters button{font-family:var(--sans);font-size:.9rem;font-weight:600;padding:9px 16px;border-radius:999px;border:1px solid var(--line-strong);background:transparent;color:var(--ink);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.filters button:hover{border-color:var(--moss)}
.filters button[aria-pressed="true"]{background:var(--moss);color:var(--paper);border-color:var(--moss)}
.layers{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px)}
.layer-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding-bottom:16px;border-bottom:1.5px solid var(--ink)}
.layer-head h3{font-size:clamp(1.3rem,2.2vw,1.7rem)}
.layer-head span{font-family:var(--sans);font-size:.88rem;color:var(--ink-2);text-align:right}
.layer-desc{font-size:1rem;color:var(--ink-2);margin:16px 0 8px}
.sources{list-style:none;margin:0;padding:0}
.src{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 16px;padding:18px 0;border-bottom:1px solid var(--line);transition:opacity .3s}
.src .ac{font-family:var(--sans);font-weight:740;font-size:1.3rem;letter-spacing:.01em;font-variation-settings:"wdth" 110}
.src .full{font-family:var(--sans);font-size:.9rem;color:var(--ink-2);grid-column:1}
.src .themes{grid-column:1;font-size:1.02rem;margin-top:4px}
.src a{grid-column:2;grid-row:1 / span 3;align-self:center;font-family:var(--sans);font-size:.85rem;font-weight:600;color:var(--moss);text-decoration:none;border:1px solid var(--line-strong);border-radius:999px;padding:7px 13px;white-space:nowrap}
.src a:hover{border-color:var(--moss)}
.layers.filtering .src{opacity:.28}
.layers.filtering .src.hit{opacity:1}
.layers.filtering .src.hit .ac{color:var(--moss)}
.filter-status{font-family:var(--sans);font-size:.9rem;color:var(--ink-2);min-height:1.4em;margin:-24px 0 32px}
@media (max-width:860px){.layers{grid-template-columns:1fr}}

.pipeline{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:0;counter-reset:pl}
.pipeline li{padding:0 14px 0 0;position:relative}
.pipeline .dot{display:block;width:12px;height:12px;border-radius:50%;border:1.5px solid var(--sage);background:var(--band-bg);margin-bottom:20px;position:relative;z-index:2}
.pipeline li:last-child .dot{background:var(--sage)}
.pipeline li::before{content:"";position:absolute;top:6px;left:12px;right:0;height:1px;background:var(--band-line)}
.pipeline li:last-child::before{display:none}
.pipeline strong{display:block;font-family:var(--sans);font-weight:720;letter-spacing:.1em;font-size:.92rem;margin-bottom:8px;color:var(--band-fg);font-variation-settings:"wdth" 112}
.pipeline span{font-size:.98rem;color:var(--band-muted);display:block;line-height:1.45}
@media (max-width:900px){
  .pipeline{grid-template-columns:1fr;gap:26px;padding-left:28px}
  .pipeline li{padding:0}
  .pipeline .dot{position:absolute;left:-28px;top:4px;margin:0}
  .pipeline li::before{left:-23px;top:18px;bottom:-30px;right:auto;width:1px;height:auto}
}

/* ---------- About ---------- */
.progress{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,3vw,40px)}
.progress > div{padding:28px 0 0;border-top:1.5px solid var(--line-strong)}
.progress > div.now{border-top-color:var(--ochre)}
.progress .tag{font-family:var(--sans);font-size:.88rem;font-weight:600;color:var(--moss);display:block;margin-bottom:10px}
.progress .now .tag{color:var(--ochre)}
.progress h3{font-size:clamp(1.4rem,2.2vw,1.8rem);margin-bottom:20px}
.progress ul{list-style:none;padding:0;margin:0}
.progress li{font-size:1.02rem;padding:9px 0;border-top:1px solid var(--line)}
@media (max-width:860px){.progress{grid-template-columns:1fr;gap:44px}}

.roadmap{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;position:relative}
.roadmap::before{content:"";position:absolute;top:9px;left:0;right:0;height:1px;background:var(--line-strong)}
.roadmap li{padding-right:clamp(12px,2vw,28px);position:relative}
.roadmap .m{display:block;width:19px;height:19px;border-radius:50%;border:1.5px solid var(--moss);background:var(--paper);margin-bottom:26px;position:relative;z-index:1}
.roadmap li.current .m{background:var(--ochre);border-color:var(--ochre);box-shadow:0 0 0 6px color-mix(in srgb,var(--ochre) 22%,transparent)}
.roadmap .when{font-family:var(--sans);font-size:.85rem;font-weight:600;color:var(--ink-2);display:block;margin-bottom:6px}
.roadmap li.current .when{color:var(--ochre)}
.roadmap h3{font-size:1.3rem;margin-bottom:10px}
.roadmap p{font-size:1rem;color:var(--ink-2)}
@media (max-width:860px){
  .roadmap{grid-template-columns:1fr;gap:34px;padding-left:34px}
  .roadmap::before{top:0;bottom:0;left:9px;right:auto;width:1px;height:auto}
  .roadmap .m{position:absolute;left:-34px;top:2px;margin:0}
  .roadmap li{padding:0}
}

.team{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,4vw,56px);max-width:900px}
.person{display:grid;grid-template-columns:128px minmax(0,1fr);gap:24px;align-items:start}
.person img{width:128px;height:128px;object-fit:cover;border-radius:50%;filter:saturate(.75) contrast(1.02)}
.person h3{font-size:1.45rem;margin-bottom:4px}
.person .role{font-family:var(--sans);font-weight:600;color:var(--moss);font-size:.95rem;display:block;margin-bottom:12px}
.person p{font-size:1.02rem;color:var(--ink-2);margin-bottom:12px}
.person a{font-family:var(--sans);font-size:.9rem;font-weight:600;color:var(--moss)}
@media (max-width:760px){.team{grid-template-columns:1fr}.person{grid-template-columns:96px 1fr}.person img{width:96px;height:96px}}
.quote{font-family:var(--serif);font-style:italic;font-weight:350;font-size:clamp(1.35rem,2.4vw,1.85rem);line-height:1.45;max-width:36ch;margin:0}
.quote-by{font-family:var(--sans);font-size:.92rem;color:var(--band-muted);margin-top:22px;display:block}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:clamp(28px,5vw,80px);align-items:start}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
form{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-family:var(--sans);font-size:.9rem;font-weight:600}
.field label em{font-style:normal;font-weight:400;color:var(--ink-2)}
.field input,.field textarea{font:inherit;font-size:1.05rem;color:var(--ink);background:var(--field);border:1px solid var(--line-strong);border-radius:3px;padding:13px 14px;width:100%}
.field textarea{min-height:170px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--moss);box-shadow:0 0 0 3px color-mix(in srgb,var(--sage) 30%,transparent)}
.field .err{font-family:var(--sans);font-size:.85rem;color:#A3412C;display:none}
.field.invalid .err{display:block}
.field.invalid input,.field.invalid textarea{border-color:#A3412C}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .field .err{color:#E08A74}}
.form-foot{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px}
.form-foot small{font-family:var(--sans);font-size:.88rem;color:var(--ink-2);max-width:46ch}
.form-done{grid-column:1 / -1;display:none;padding:20px 22px;background:var(--paper-2);border-left:2px solid var(--sage);font-size:1.02rem}
.form-done.show{display:block}
.form-done a{color:var(--moss);font-weight:600}
@media (max-width:620px){form{grid-template-columns:1fr}}
.details{padding:28px;background:var(--paper-2);border-radius:4px}
.details h3{font-size:1.15rem;margin-bottom:18px}
.details dl{margin:0}
.details dt{font-family:var(--sans);font-size:.85rem;font-weight:600;color:var(--ink-2);margin-top:18px}
.details dt:first-child{margin-top:0}
.details dd{margin:4px 0 0;font-family:var(--sans);font-size:1rem;overflow-wrap:anywhere}
.details dd a{color:var(--moss);text-decoration:none;border-bottom:1px solid var(--sage-lt)}
.details dd a:hover{border-bottom-color:var(--moss)}

/* ---------- Footer ---------- */
footer{position:relative;z-index:1;border-top:1px solid var(--line);padding:56px 0 36px}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) minmax(0,1fr);gap:32px}
.foot-grid p{font-size:1rem;color:var(--ink-2);max-width:34ch;margin-top:16px}
.foot-grid h4{font-size:.9rem;font-weight:600;color:var(--ink-2);margin-bottom:12px}
.foot-grid ul{list-style:none;margin:0;padding:0}
.foot-grid li{margin:6px 0}
.foot-grid a{font-family:var(--sans);font-size:.95rem;text-decoration:none}
.foot-grid a:hover{color:var(--moss)}
.foot-btn{font-family:var(--sans);font-size:.95rem;color:var(--ink);background:none;border:0;padding:0;cursor:pointer}
.foot-btn:hover{color:var(--moss)}
.foot-base{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:var(--sans);font-size:.85rem;color:var(--ink-2)}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid > div:first-child{grid-column:1 / -1}}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
}