/* AgAI Labs: Plan set design system */
:root{
  --cy:#1D3A57; --cy-deep:#152C43; --print:#355A7C; --line:#C9D2D9; --sheet:#EEF2F5; --paper:#F7F9FB;
  --red:#E0644C; --red-deep:#C24F39; --ink:#E6ECF0; --soft:#B9C6D0; --text:#1B2C3D; --mute:#56697C;
  --grid-dark:rgba(201,210,217,.08); --grid-light:rgba(53,90,124,.07);
  --display:"Saira Condensed","Saira Condensed Fallback","Arial Narrow",sans-serif; --body:"Saira","Saira Fallback",system-ui,-apple-system,sans-serif;
  --wrap:1180px; --prose:740px; --r:2px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;font-family:var(--body);font-size:17px;line-height:1.65;color:var(--text);background:var(--sheet);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%}
a{color:var(--print);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--red-deep)}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.sr,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip:focus{position:fixed;top:8px;left:8px;z-index:99;background:var(--red);color:#fff;padding:8px 14px}
.wrap{width:min(100% - 40px,var(--wrap));margin-inline:auto}
.small{font-size:.86rem}

/* ---- grids ---- */
.site-header,.page-head,.cta-band,.site-footer{
  background-color:var(--cy);color:var(--ink);
  background-image:linear-gradient(var(--grid-dark) 1px,transparent 1px),linear-gradient(90deg,var(--grid-dark) 1px,transparent 1px);
  background-size:28px 28px}
.sheet{background-color:var(--sheet);
  background-image:linear-gradient(var(--grid-light) 1px,transparent 1px),linear-gradient(90deg,var(--grid-light) 1px,transparent 1px);
  background-size:28px 28px}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--display);font-weight:700;font-size:1.02rem;letter-spacing:.02em;
  padding:10px 18px;border:1.5px solid currentColor;border-radius:var(--r);text-decoration:none;line-height:1.1;transition:background .15s,color .15s,border-color .15s}
.btn-red{background:var(--red);border-color:var(--red);color:#fff}
.btn-red:hover{background:var(--red-deep);border-color:var(--red-deep);color:#fff}
.btn-ghost{color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--cy)}
.btn-lg{font-size:1.15rem;padding:14px 24px}

/* ---- header ---- */
.site-header{position:sticky;top:0;z-index:50;border-bottom:1.5px solid rgba(201,210,217,.35)}
.header-row{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;margin-right:auto}
.brand:hover{color:#fff}
.mark{flex:none;display:block}
.wordmark{font-family:var(--display);font-size:1.62rem;line-height:1;white-space:nowrap;letter-spacing:.005em}
.w-ag{font-weight:300}.w-ai{font-weight:800}.w-labs{font-weight:300;color:var(--soft)}
.site-nav{display:flex;align-items:center;gap:22px}
.site-nav ul{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.site-nav ul a{font-family:var(--display);font-weight:500;font-size:1.04rem;color:var(--ink);text-decoration:none;letter-spacing:.02em;padding:6px 0;border-bottom:2px solid transparent}
.site-nav ul a:hover,.site-nav ul a[aria-current]{border-bottom-color:var(--red);color:#fff}
.nav-toggle{display:none;background:none;border:1.5px solid var(--soft);border-radius:var(--r);width:44px;height:40px;cursor:pointer;color:var(--ink)}
.bars,.bars::before,.bars::after{display:block;width:20px;height:2px;background:currentColor;margin:auto;position:relative;content:""}
.bars::before{position:absolute;top:-6px}.bars::after{position:absolute;top:6px}

/* ---- page head / title block ---- */
.page-head{border-bottom:1.5px solid var(--line);padding:46px 0 40px}
.page-head-home{padding:84px 0 70px}
.head-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:40px;align-items:end}
.page-head h1{font-family:var(--display);font-weight:700;font-size:clamp(2.2rem,4.6vw,3.6rem);line-height:1.02;letter-spacing:-.005em;margin:0;max-width:20ch;color:#F4F7F9;text-wrap:balance}
.page-head-home h1{font-size:clamp(2.6rem,6.4vw,5rem);max-width:16ch}
.crumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0 0 16px;padding:0;font-family:var(--display);font-size:.98rem;color:var(--soft)}
.crumbs li+li::before{content:"/";margin-right:6px;opacity:.6}
.crumbs a{color:var(--soft);text-decoration:none}.crumbs a:hover{color:#fff}
.title-block{display:grid;grid-template-columns:1fr 92px;border:1.5px solid var(--line);font-family:var(--display);align-self:end}
.tb-cell{padding:8px 12px;border-right:1.5px solid var(--line);border-bottom:1.5px solid var(--line)}
.tb-cell:nth-child(3){border-right:0}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.head-sub{font-size:1.15rem;color:var(--soft);max-width:52ch;margin:18px 0 0}
.tb-proj{grid-column:1/-1;border-right:0}
.tb-wide{grid-column:1/-1;border-right:0;border-bottom:0;position:relative}
.tb-wide::after{content:"";position:absolute;right:10px;bottom:10px;width:22px;height:6px;background:var(--red)}
.tb-cell span{display:block;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--soft)}
.tb-cell b{font-weight:700;font-size:1.12rem;color:#F4F7F9}

/* ---- prose ---- */
.prose{max-width:var(--prose);padding:52px 0 72px}
.t-page.is-home .prose,.t-hub .prose{max-width:960px}
.prose>*:first-child{margin-top:0}
.prose p,.prose li{max-width:68ch}
.prose h2{font-family:var(--display);font-weight:700;font-size:clamp(1.6rem,2.8vw,2.15rem);line-height:1.1;color:var(--cy);margin:2.6em 0 .55em;padding-top:16px;border-top:1.5px solid var(--line);position:relative;text-wrap:balance}
.prose h2::before{content:"";position:absolute;top:-1.5px;left:0;width:44px;height:3px;background:var(--red)}
.prose h3{font-family:var(--display);font-weight:700;font-size:1.32rem;line-height:1.2;color:var(--cy);margin:1.8em 0 .4em}
.prose ul,.prose ol{padding-left:1.25em}
.prose li{margin:.3em 0}
.prose li::marker{color:var(--print);font-family:var(--display);font-weight:700}
.prose strong{color:var(--cy);font-weight:600}
.answer{font-size:1.18rem;line-height:1.6;color:var(--cy);background:var(--paper);border:1.5px solid var(--line);border-left:4px solid var(--red);padding:18px 22px;margin:0 0 2rem;max-width:none!important}
.lede{font-size:1.15rem;color:var(--cy)}
.note{font-size:.95rem;background:#FFF4F1;border-left:3px solid var(--red);padding:10px 14px;color:#6B2C20}
blockquote{margin:1.6em 0;padding:4px 0 4px 20px;border-left:3px solid var(--print);font-family:var(--display);font-size:1.3rem;line-height:1.35;color:var(--cy)}

/* tables */
.prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:.95rem;background:var(--paper);border:1.5px solid var(--cy)}
.prose thead th{background:var(--cy);color:var(--ink);font-family:var(--display);font-weight:700;font-size:1rem;letter-spacing:.02em;text-align:left}
.prose th,.prose td{padding:10px 12px;border:1px solid var(--line);vertical-align:top}
.prose tbody tr:nth-child(even){background:#fff}
.prose td:first-child{font-weight:500}
.table-scroll{overflow-x:auto}

/* stage index: periodic-table cells */
.stage-index{list-style:none;padding:0!important;margin:1.8em 0;display:grid;grid-template-columns:repeat(5,1fr);gap:10px;max-width:none!important}
.stage-index li{margin:0;max-width:none}
.stage-index a{display:flex;flex-direction:column;height:100%;min-height:150px;padding:10px 12px 14px;background:var(--paper);border:1.5px solid var(--cy);color:var(--text);text-decoration:none;position:relative;transition:transform .15s,background .15s}
.stage-index a::after{content:"";position:absolute;right:10px;bottom:10px;width:16px;height:4px;background:var(--line);transition:background .15s}
.stage-index a:hover{background:#fff;transform:translateY(-2px)}
.stage-index a:hover::after{background:var(--red)}
.stage-index .num{font-family:var(--display);font-weight:500;font-size:.95rem;color:var(--print)}
.stage-index strong{font-family:var(--display);font-weight:800;font-size:1.32rem;line-height:1.05;color:var(--cy);margin:8px 0 6px}
.stage-index span:not(.num){font-size:.86rem;line-height:1.4;color:var(--mute)}

/* cards */
.cards{list-style:none;padding:0!important;margin:1.6em 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;max-width:none!important}
.cards li{margin:0;max-width:none}
.cards a{display:block;height:100%;padding:18px 18px 20px;background:var(--paper);border:1.5px solid var(--cy);text-decoration:none;color:var(--text);position:relative;transition:background .15s,transform .15s}
.cards a::before{content:"";position:absolute;inset:0 auto auto 0;width:36px;height:3px;background:var(--red)}
.cards a:hover{background:#fff;transform:translateY(-2px)}
.cards strong{display:block;font-family:var(--display);font-weight:700;font-size:1.3rem;line-height:1.15;color:var(--cy);margin-bottom:6px}
.cards span{display:block;font-size:.93rem;line-height:1.5;color:var(--mute)}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:1.6em 0;border:1.5px solid var(--cy);background:var(--paper)}
.split>div{padding:20px 22px}
.split>div+div{border-left:1.5px solid var(--cy);background:#fff}
.split>div>*:first-child{margin-top:0}
.split h3{margin-top:0}

/* checklist + steps */
.checklist{list-style:none;padding:0!important}
.checklist li{position:relative;padding-left:32px;margin:.55em 0}
.checklist li::before{content:"";position:absolute;left:0;top:.32em;width:18px;height:18px;border:1.5px solid var(--cy);background:var(--paper)}
.checklist li::after{content:"";position:absolute;left:5px;top:.55em;width:9px;height:5px;border-left:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(-45deg)}
.steps{list-style:none;padding:0!important;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:2px 0 14px 54px;margin:0;border-left:1.5px solid var(--line);margin-left:18px}
.steps li:last-child{border-left-color:transparent}
.steps li::before{content:counter(s,decimal-leading-zero);position:absolute;left:-19px;top:0;width:36px;height:36px;display:grid;place-items:center;background:var(--cy);color:var(--ink);font-family:var(--display);font-weight:700;font-size:.95rem}

/* faq */
.faq{margin-top:3em}
.faq details{border:1.5px solid var(--cy);background:var(--paper);margin:8px 0}
.faq summary{cursor:pointer;list-style:none;padding:14px 48px 14px 18px;font-family:var(--display);font-weight:700;font-size:1.15rem;color:var(--cy);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:1.5rem;font-weight:500;color:var(--red)}
.faq details[open] summary::after{content:"−"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq details>*:not(summary){padding:0 18px;margin:12px 0}

/* form */
.intake{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px;margin:1.8em 0 2.4em;padding:24px;background:var(--paper);border:1.5px solid var(--cy);position:relative}
.intake>*{grid-column:1/-1}
.intake label{display:block;font-family:var(--display);font-weight:700;font-size:1rem;color:var(--cy);margin-bottom:4px}
.intake input:not([type=checkbox]),.intake select,.intake textarea{width:100%;font:inherit;font-size:1rem;color:var(--text);background:#fff;border:1.5px solid var(--line);border-radius:var(--r);padding:10px 12px}
.intake input:focus,.intake select:focus,.intake textarea:focus{border-color:var(--print);outline:2px solid rgba(224,100,76,.35);outline-offset:0}
.intake textarea{min-height:120px;resize:vertical}
.intake input[type=checkbox]{width:18px;height:18px;accent-color:var(--red);vertical-align:-3px;margin-right:8px}
.intake button{justify-self:start;font-family:var(--display);font-weight:700;font-size:1.15rem;padding:13px 24px;background:var(--red);color:#fff;border:0;border-radius:var(--r);cursor:pointer}
.intake button:hover{background:var(--red-deep)}
.intake button[disabled]{background:var(--soft);cursor:not-allowed}
.intake .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-closed{margin:0}
@media (min-width:640px){.intake>.half,.intake>p:has(> #name),.intake>p:has(> #email),.intake>p:has(> #phone),.intake>p:has(> #company),.intake>p:has(> #builds_per_year),.intake>p:has(> #price_band),
  .intake>div:has(> #name),.intake>div:has(> #email),.intake>div:has(> #phone),.intake>div:has(> #company),.intake>div:has(> #builds_per_year),.intake>div:has(> #price_band){grid-column:auto}}

/* ---- stage sheet nav ---- */
.sheet-nav{max-width:var(--prose);padding:0 0 64px}
.sn-row{display:grid;grid-template-columns:1fr 1fr;border:1.5px solid var(--cy);background:var(--paper)}
.sn-cell{display:flex;flex-direction:column;gap:2px;padding:16px 18px;text-decoration:none;color:var(--text);min-height:104px;position:relative}
.sn-cell+.sn-cell{border-left:1.5px solid var(--cy)}
.sn-next{text-align:right;align-items:flex-end}
a.sn-cell:hover{background:#fff}
a.sn-cell:hover strong{color:var(--red-deep)}
.sn-dir{font-family:var(--display);font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.sn-num{font-family:var(--display);font-weight:500;color:var(--print)}
.sn-cell strong{font-family:var(--display);font-weight:800;font-size:1.35rem;color:var(--cy);line-height:1.1}
.sn-dots{display:grid;grid-template-columns:repeat(10,1fr);border:1.5px solid var(--cy);border-top:0}
.sn-dot{font-family:var(--display);font-weight:500;font-size:.9rem;text-align:center;padding:8px 0;color:var(--print);text-decoration:none;background:var(--paper)}
.sn-dot+.sn-dot{border-left:1px solid var(--line)}
.sn-dot:hover{background:#fff;color:var(--cy)}
.sn-dot.is-cur{background:var(--cy);color:var(--ink);font-weight:700;position:relative}
.sn-dot.is-cur::after{content:"";position:absolute;left:50%;bottom:3px;width:14px;height:3px;margin-left:-7px;background:var(--red)}
@media (max-width:640px){.sn-row{grid-template-columns:1fr}.sn-cell+.sn-cell{border-left:0;border-top:1.5px solid var(--cy)}.sn-next{text-align:left;align-items:flex-start}.sheet-nav{padding-bottom:44px}}

/* ---- CTA band ---- */
.cta-band{border-top:1.5px solid var(--line);padding:64px 0}
.cta-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;border:1.5px solid var(--line);padding:36px 40px;position:relative}
.cta-inner::after{content:"";position:absolute;right:-1.5px;bottom:-1.5px;width:56px;height:8px;background:var(--red)}
.eyebrow-sheet{font-family:var(--display);font-size:.9rem;letter-spacing:.1em;text-transform:uppercase;color:var(--soft);margin:0 0 8px}
.cta-band h2{font-family:var(--display);font-weight:700;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.05;margin:0 0 10px;color:#F4F7F9;max-width:22ch}
.cta-band p{margin:0;color:var(--soft);max-width:56ch}
.cta-actions{display:flex;flex-direction:column;gap:10px;align-items:stretch}

/* ---- footer ---- */
.site-footer{border-top:1.5px solid var(--line);padding:56px 0 24px;color:var(--soft)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:40px}
.footer-brand{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;align-items:center}
.footer-brand .mark{grid-row:span 2;color:var(--ink)}
.footer-brand p{margin:0}
.footer-brand .wordmark{font-size:1.9rem;color:var(--ink)}
.footer-brand .small{grid-column:1/-1;margin-top:14px;max-width:46ch;line-height:1.55}
.foot-h{font-family:var(--display);font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;color:var(--soft);margin:0 0 10px;font-weight:500}
.site-footer ul{list-style:none;margin:0;padding:0;columns:2;column-gap:24px}
.site-footer li{margin:0 0 6px}
.site-footer a{color:var(--ink);text-decoration:none;font-family:var(--display);font-size:1.05rem}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:16px;border-top:1px solid rgba(201,210,217,.3);font-size:.9rem}

/* ---- responsive ---- */
@media (max-width:1180px){
  .site-nav ul{gap:13px}.site-nav ul a{font-size:.97rem}
}
@media (max-width:1060px){
  .nav-toggle{display:block}
  .site-nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:var(--cy-deep);border-bottom:1.5px solid var(--line);padding:8px 20px 20px;display:none}
  .site-nav.open{display:flex}
  .site-nav ul{flex-direction:column;gap:0}
  .site-nav ul a{display:block;padding:12px 0;border-bottom:1px solid rgba(201,210,217,.18);font-size:1.15rem}
  .site-nav .btn{margin-top:14px}
  .head-grid{grid-template-columns:1fr;gap:28px}
  .title-block{max-width:320px}
  .stage-index{grid-template-columns:repeat(3,1fr)}
  .cta-inner{grid-template-columns:1fr;padding:28px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
}
@media (max-width:640px){
  body{font-size:16.5px}
  .wordmark{font-size:1.4rem}
  .page-head{padding:34px 0 30px}.page-head-home{padding:52px 0 44px}
  .title-block{display:none}
  .stage-index{grid-template-columns:repeat(2,1fr)}
  .stage-index a{min-height:128px}
  .split{grid-template-columns:1fr}.split>div+div{border-left:0;border-top:1.5px solid var(--cy)}
  .intake{grid-template-columns:1fr;padding:18px}
  .intake>*{grid-column:1/-1!important}
  .prose{padding:36px 0 56px}
  .prose table{display:block;overflow-x:auto;white-space:normal}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:44px 0}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.cta-band,.site-footer{display:none}.page-head,.sheet{background:none;color:#000}.page-head h1{color:#000}}