/* Nubits.AI — editorial engineering.
   Layout: 12-column grid. Every section puts a short label in the left margin (cols 1–3)
   and content in cols 4–12. Figures are numbered and captioned like a technical report.
   One serif for headlines, one sans for reading, mono only inside figures and data. */
:root{
  --bg:#FFFFFF; --bg-2:#F3F4F5; --ink:#101317; --ink-2:#3A4149; --muted:#6B737C; --rule:#DCDFE3; --rule-2:#C4C9CF;
  --accent:#C1501A; --accent-ink:#FFFFFF; --accent-wash:#FBEDE5;
  --band:#101317; --band-ink:#EEF0F2; --band-muted:#99A1AA; --band-rule:#2B3138;
  --ok:#1D7A52; --warn:#9A6400;
  --f-serif:"Newsreader","Iowan Old Style","Palatino Linotype",Georgia,serif;
  --f-sans:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --t-xs:.78rem; --t-sm:.9rem; --t-md:1.0625rem; --t-lg:1.25rem;
  --t-h3:clamp(1.35rem,1.9vw,1.6rem); --t-h2:clamp(2rem,3.8vw,3.25rem); --t-h1:clamp(2.75rem,6.6vw,6rem);
  --wrap:1320px; --gutter:clamp(16px,3.5vw,48px); --col-gap:clamp(16px,2vw,28px);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0F1114; --bg-2:#171A1E; --ink:#ECEEF0; --ink-2:#C5CAD0; --muted:#8C949D; --rule:#272C32; --rule-2:#363C43;
  --accent:#EE8B52; --accent-ink:#160B04; --accent-wash:#2A1A10;
  --band:#171A1E; --band-ink:#ECEEF0; --band-muted:#8C949D; --band-rule:#2B3138;
  --ok:#53BF8C; --warn:#DDA341; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0F1114; --bg-2:#171A1E; --ink:#ECEEF0; --ink-2:#C5CAD0; --muted:#8C949D; --rule:#272C32; --rule-2:#363C43;
  --accent:#EE8B52; --accent-ink:#160B04; --accent-wash:#2A1A10;
  --band:#171A1E; --band-ink:#ECEEF0; --band-muted:#8C949D; --band-rule:#2B3138;
  --ok:#53BF8C; --warn:#DDA341; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 var(--t-md)/1.65 var(--f-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{max-width:100%}
h1,h2,h3,h4{margin:0;text-wrap:balance}
h1,h2{font-family:var(--f-serif);font-weight:400;letter-spacing:-.022em;line-height:1.04}
h1{font-size:var(--t-h1);font-variation-settings:"opsz" 72}
h2{font-size:var(--t-h2);font-variation-settings:"opsz" 60}
h3{font:600 var(--t-lg)/1.3 var(--f-sans);letter-spacing:-.005em}
h1 em,h2 em{font-style:italic;color:var(--accent)}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
::selection{background:var(--accent);color:var(--accent-ink)}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.muted{color:var(--muted)}
.lead{font-size:clamp(1.15rem,1.5vw,1.35rem);line-height:1.55;color:var(--ink-2);max-width:56ch}
.kicker{font:500 var(--t-sm)/1.4 var(--f-sans);color:var(--muted)}
.mono{font-family:var(--f-mono);font-size:var(--t-xs);letter-spacing:.01em}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--ink);color:var(--bg);padding:.6rem .9rem;font-weight:600}
.skip:focus{left:16px}

/* links & buttons */
.ul{text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 100%/100% 1px no-repeat;transition:background-size .35s ease;padding-bottom:1px}
.ul:hover{background-size:0 1px;background-position:100% 100%}
.arrow-link{display:inline-flex;gap:.5rem;align-items:center;font-weight:500;text-decoration:none}
.arrow-link span{transition:transform .25s ease}
.arrow-link:hover span{transform:translateX(4px)}
.btn{display:inline-flex;align-items:center;gap:.65rem;font:500 var(--t-md)/1 var(--f-sans);padding:1rem 1.35rem;text-decoration:none;border:1px solid var(--ink);background:var(--ink);color:var(--bg);cursor:pointer;transition:background .2s,color .2s}
.btn:hover{background:transparent;color:var(--ink)}
.btn span{transition:transform .25s ease}
.btn:hover span{transform:translateX(3px)}
.btn-line{background:transparent;color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--bg)}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--bg);border-bottom:1px solid transparent;transition:border-color .25s}
.top.scrolled{border-bottom-color:var(--rule)}
.top .wrap{display:flex;align-items:center;gap:2rem;height:72px}
.logo{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;font:600 1.18rem/1 var(--f-sans);letter-spacing:-.02em;color:var(--ink)}
.logo .ai{color:var(--accent)}
.logo-mark{width:24px;height:24px;flex:none}
.logo-mark rect{fill:var(--ink)}
.logo-mark .lm-a{fill:var(--accent)}
.nav{display:flex;gap:1.7rem;margin-left:auto}
.nav a{text-decoration:none;font-size:.95rem;color:var(--ink-2)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink)}
.nav-actions{display:flex;align-items:center;gap:.5rem}
.nav-actions .btn{padding:.7rem 1rem;font-size:.92rem}
.icon-btn{width:38px;height:38px;border:1px solid var(--rule);background:transparent;color:var(--ink);display:grid;place-items:center;cursor:pointer}
.icon-btn:hover{border-color:var(--ink)}
.menu-btn{display:none}
@media (max-width:1020px){
  .nav{display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--rule);padding:.5rem var(--gutter) 1.2rem;margin:0}
  .nav.open{display:flex}
  .nav a{padding:.85rem 0;border-bottom:1px solid var(--rule);font-size:1.05rem;color:var(--ink)}
  .menu-btn{display:grid}
  .nav-actions{margin-left:auto}
}
@media (max-width:520px){.nav-actions .btn{display:none}}

/* section grid */
.sec{border-top:1px solid var(--rule);padding-block:clamp(64px,9vw,128px)}
.sec>.wrap,.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--col-gap)}
.sec-label{grid-column:1/4;font:500 var(--t-sm)/1.4 var(--f-sans);color:var(--muted);align-self:start;position:sticky;top:104px;display:flex;gap:.6rem;align-items:baseline}
.sec-label b{color:var(--ink);font-weight:500}
.sec-body{grid-column:4/13;min-width:0}
.sec-body>h2{max-width:20ch}
.sec-body>.lead{margin-top:1.4rem}
@media (max-width:900px){.sec-label{grid-column:1/-1;position:static;margin-bottom:1.6rem}.sec-body{grid-column:1/-1}}

/* reveal: resting state is visible; animates only where scroll timelines exist */
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@supports (animation-timeline:view()){
  .rv{animation:rise linear;animation-timeline:view();animation-range:entry 0% entry 30%;animation-fill-mode:none}
}
.load-in{animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
.d1{animation-delay:.08s}.d2{animation-delay:.18s}.d3{animation-delay:.3s}.d4{animation-delay:.45s}

/* hero */
.hero{padding-block:clamp(48px,8vw,120px) clamp(48px,6vw,88px)}
.hero .kicker{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}
.hero .kicker i{width:6px;height:6px;border-radius:50%;background:var(--ok);display:inline-block}
.hero h1{margin-top:1.6rem;max-width:15ch}
.hero-foot{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--col-gap);margin-top:clamp(28px,4vw,48px);align-items:end;row-gap:1.6rem}
.hero-foot .lead{grid-column:1/7}
.hero-ctas{grid-column:8/13;display:flex;flex-wrap:wrap;gap:1rem 1.6rem;align-items:center;justify-content:flex-end}
@media (max-width:900px){.hero-foot .lead,.hero-ctas{grid-column:1/-1;justify-content:flex-start}}

/* facts row */
.facts-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:var(--col-gap);border-top:1px solid var(--ink);margin-top:clamp(48px,6vw,80px)}
.facts-row div{padding-top:1.1rem;display:grid;gap:.35rem;align-content:start}
.facts-row strong{font:400 clamp(2rem,3.4vw,2.9rem)/1 var(--f-serif);letter-spacing:-.02em}
.facts-row span{color:var(--muted);font-size:var(--t-sm);line-height:1.45;max-width:26ch}
@media (max-width:760px){.facts-row{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:1.6rem}}

/* figures */
.fig{margin:0}
.fig figcaption{display:flex;gap:.8rem;margin-top:.9rem;font-size:var(--t-sm);color:var(--muted);line-height:1.45}
.fig figcaption b{font-weight:500;color:var(--ink);white-space:nowrap}
.frame{border:1px solid var(--rule);background:var(--bg);box-shadow:0 1px 0 var(--rule),0 24px 48px -32px rgba(16,19,23,.28)}

/* Fig. 1 demo */
.demo-wrap{margin-top:clamp(40px,6vw,72px)}
.demo{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:420px}
.demo-side{border-right:1px solid var(--rule);background:var(--bg-2);padding:1rem;display:grid;gap:.25rem;align-content:start}
.demo-side .ws{font:600 .82rem/1.2 var(--f-sans);padding:.3rem .5rem .8rem;border-bottom:1px solid var(--rule);margin-bottom:.5rem}
.demo-side .ws small{display:block;font-weight:400;color:var(--muted);margin-top:.2rem}
.c-tab{all:unset;cursor:pointer;font-size:.86rem;padding:.5rem .55rem;color:var(--ink-2);display:flex;justify-content:space-between;gap:.5rem}
.c-tab:hover{background:var(--bg)}
.c-tab[aria-selected="true"]{background:var(--bg);color:var(--ink);font-weight:500;box-shadow:inset 2px 0 0 var(--accent)}
.c-tab:focus-visible{outline:2px solid var(--accent)}
.demo-main{display:grid;grid-template-rows:auto 1fr auto;min-width:0}
.demo-head{display:flex;justify-content:space-between;gap:1rem;padding:.8rem 1.2rem;border-bottom:1px solid var(--rule);font-size:.85rem;color:var(--muted);flex-wrap:wrap}
.demo-body{padding:1.4rem 1.4rem 1rem;display:grid;gap:1.1rem;align-content:start}
.c-q{display:grid;grid-template-columns:28px minmax(0,1fr);gap:.8rem;align-items:start}
.c-av{width:28px;height:28px;border-radius:50%;background:var(--bg-2);border:1px solid var(--rule);display:grid;place-items:center;font:500 .66rem/1 var(--f-mono);color:var(--ink-2)}
.c-av.bot{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.c-q p{padding-top:.2rem;font-weight:500}
.c-trace{margin-left:40px;font:400 .76rem/1.75 var(--f-mono);color:var(--muted)}
.c-trace b{color:var(--ok);font-weight:500}
.c-ans{padding-top:.15rem;line-height:1.65;min-height:6.6em;color:var(--ink-2)}
.c-ans sup{font:500 .64rem/1 var(--f-mono);color:var(--accent);padding:0 .1em}
.caret{display:inline-block;width:2px;height:1.1em;background:var(--ink);vertical-align:-.2em;margin-left:2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.c-src{display:flex;flex-wrap:wrap;gap:.4rem;margin-left:40px}
.c-src span{font:400 .72rem/1 var(--f-mono);border:1px solid var(--rule);padding:.42rem .55rem;color:var(--ink-2);background:var(--bg-2)}
.c-src span b{color:var(--accent);font-weight:500;margin-right:.35rem}
.demo-foot{display:flex;justify-content:space-between;gap:.5rem;flex-wrap:wrap;padding:.7rem 1.2rem;border-top:1px solid var(--rule);font:400 .72rem/1.4 var(--f-mono);color:var(--muted)}
@media (max-width:760px){.demo{grid-template-columns:1fr}.demo-side{border-right:0;border-bottom:1px solid var(--rule);display:flex;flex-wrap:wrap}.demo-side .ws{display:none}.c-trace,.c-src{margin-left:0}}

/* services index */
.index{margin-top:clamp(36px,5vw,56px);border-top:1px solid var(--ink)}
.index a{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr) 28px;gap:var(--col-gap);padding:1.5rem 0;border-bottom:1px solid var(--rule);text-decoration:none;align-items:baseline;transition:padding .3s ease}
.index a:hover{padding-left:.6rem}
.index h3{font:400 clamp(1.5rem,2.4vw,2.05rem)/1.12 var(--f-serif);letter-spacing:-.015em}
.index p{color:var(--muted)}
.index .go{color:var(--muted);transition:transform .25s,color .25s;justify-self:end}
.index a:hover .go{transform:translateX(4px);color:var(--accent)}
@media (max-width:700px){.index a{grid-template-columns:minmax(0,1fr) 20px}.index p{grid-column:1/-1;grid-row:2}}

/* packages table */
.tbl-wrap{margin-top:clamp(36px,5vw,56px);overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:.96rem;min-width:760px}
.tbl th{text-align:left;font:500 var(--t-sm)/1.3 var(--f-sans);color:var(--muted);padding:0 1rem .8rem 0;border-bottom:1px solid var(--ink)}
.tbl td{padding:1.2rem 1rem 1.2rem 0;border-bottom:1px solid var(--rule);vertical-align:top;color:var(--ink-2)}
.tbl td:first-child{width:28%}
.tbl td:first-child a{font:400 1.3rem/1.2 var(--f-serif);color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.tbl td:first-child a:hover{color:var(--accent)}
.tbl td:first-child small{display:block;margin-top:.4rem;color:var(--muted);font-size:var(--t-sm)}
.tbl .when{white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--ink)}
.tbl .due{color:var(--accent);font-weight:500}
.tbl tr{transition:background .2s}
.tbl tbody tr:hover{background:var(--bg-2)}
.src-note{margin-top:1.2rem;font-size:var(--t-xs);color:var(--muted);line-height:1.8}
.src-note a{color:var(--muted)}
.src-note a:hover{color:var(--ink)}

/* claude */
.split{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,5fr);gap:clamp(24px,4vw,56px);margin-top:clamp(36px,5vw,56px);align-items:start}
@media (max-width:1000px){.split{grid-template-columns:1fr}}
.opts{border-top:1px solid var(--ink)}
.cl-item{all:unset;box-sizing:border-box;cursor:pointer;display:block;width:100%;padding:1.15rem 0;border-bottom:1px solid var(--rule)}
.cl-item h3{font-size:1.08rem;display:flex;justify-content:space-between;gap:1rem}
.cl-item h3::after{content:"→";color:var(--muted);transition:transform .25s,color .25s}
.cl-item p{color:var(--muted);font-size:.94rem;margin-top:.35rem;max-width:48ch}
.cl-item[aria-pressed="true"] h3{color:var(--accent)}
.cl-item[aria-pressed="true"] h3::after{color:var(--accent);transform:translateX(4px)}
.cl-item:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.code{background:var(--bg-2);border:1px solid var(--rule)}
.code-h{display:flex;justify-content:space-between;padding:.7rem 1rem;border-bottom:1px solid var(--rule);font:400 .74rem/1 var(--f-mono);color:var(--muted)}
.code pre{margin:0;padding:1.1rem 1.2rem;overflow-x:auto;font:400 .8rem/1.75 var(--f-mono);color:var(--ink);min-height:320px}
.code .c{color:var(--muted)}.code .s{color:var(--ok)}.code .k2{color:var(--accent)}

/* industries */
.ind{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:start}
.ind+.ind{margin-top:clamp(64px,8vw,112px);padding-top:clamp(48px,6vw,80px);border-top:1px solid var(--rule)}
.ind h2{font-size:clamp(1.8rem,3vw,2.6rem)}
.ind .lead{margin-top:1.2rem;font-size:1.1rem}
@media (max-width:960px){.ind{grid-template-columns:1fr}}
.rlist{list-style:none;margin:1.6rem 0 0;padding:0;border-top:1px solid var(--rule)}
.rlist li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--rule);font-size:.98rem}
.rlist li span:last-child{font:400 .72rem/1.9 var(--f-mono);color:var(--muted);text-align:right}
.fhir{margin:0;padding:1.1rem 1.2rem;background:var(--bg-2);font:400 .78rem/1.7 var(--f-mono);overflow-x:auto;color:var(--ink)}
.fhir .k{color:var(--accent)}.fhir .m{color:var(--muted)}
.req{display:flex;justify-content:space-between;gap:.5rem;padding:.7rem 1.2rem;border-bottom:1px solid var(--rule);font:400 .74rem/1.4 var(--f-mono);color:var(--muted);flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;font:500 .7rem/1 var(--f-mono);padding:.32rem .5rem;border:1px solid currentColor}
.pill.ok{color:var(--ok)}.pill.warn{color:var(--warn)}.pill.acc{color:var(--accent)}
.guards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.2rem 1.6rem;padding:1.3rem 1.2rem;border-top:1px solid var(--rule)}
.guards b{display:block;font-weight:600;font-size:.95rem;margin-bottom:.2rem}
.guards p{color:var(--muted);font-size:.9rem;line-height:1.5}
@media (max-width:480px){.guards{grid-template-columns:1fr}}

.edrm{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));margin-top:clamp(36px,5vw,56px);border-top:1px solid var(--rule)}
.edrm button{all:unset;box-sizing:border-box;cursor:pointer;padding:.9rem .6rem 0 0;display:grid;gap:.35rem;border-top:2px solid transparent;margin-top:-1px}
.edrm .n{font:400 .72rem/1 var(--f-mono);color:var(--muted)}
.edrm .t{font-size:.9rem;font-weight:500;color:var(--ink-2)}
.edrm .ai{font:400 .66rem/1 var(--f-mono);color:var(--accent);min-height:.7rem}
.edrm button:hover .t{color:var(--ink)}
.edrm button[aria-pressed="true"]{border-top-color:var(--accent)}
.edrm button[aria-pressed="true"] .t{color:var(--ink)}
.edrm button:focus-visible{outline:2px solid var(--accent)}
@media (max-width:860px){.edrm{grid-template-columns:repeat(4,minmax(0,1fr));row-gap:1rem}}
.ed-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);margin-top:2rem;align-items:start}
.ed-detail h3{font:400 1.6rem/1.2 var(--f-serif);letter-spacing:-.01em}
.ed-detail>div>p{color:var(--muted);margin-top:.7rem}
@media (max-width:860px){.ed-detail{grid-template-columns:1fr}}
.doc-row{display:grid;grid-template-columns:110px minmax(0,1fr);gap:.8rem;padding:.65rem 1.2rem;border-bottom:1px solid var(--rule);font-size:.92rem}
.doc-row:last-child{border-bottom:0}
.doc-row>span:first-child{font:400 .72rem/1.8 var(--f-mono);color:var(--muted)}
.meter{height:3px;background:var(--rule);margin-top:.5rem}
.meter i{display:block;height:100%;background:var(--accent);width:91%;transition:width .8s ease}
.pull{margin:clamp(56px,7vw,96px) 0 0;padding-top:clamp(32px,4vw,48px);border-top:1px solid var(--ink);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:clamp(24px,4vw,56px)}
.pull blockquote{margin:0;font:400 italic clamp(1.6rem,2.8vw,2.4rem)/1.2 var(--f-serif);letter-spacing:-.015em}
.pull p{color:var(--ink-2)}
@media (max-width:860px){.pull{grid-template-columns:1fr}}

/* blueprint diagram */
.arch{overflow-x:auto;margin-top:clamp(36px,5vw,56px);background:var(--bg-2);border:1px solid var(--rule)}
.arch svg{display:block;min-width:820px;width:100%;height:auto}
.arch .box{fill:var(--bg);stroke:var(--rule-2)}
.arch .box.hl{stroke:var(--ink);stroke-width:1.4}
.arch .t1{fill:var(--ink);font:600 13px var(--f-sans)}
.arch .t2{fill:var(--muted);font:400 10.5px var(--f-mono)}
.arch .wire{fill:none;stroke:var(--rule-2);stroke-width:1.2}
.arch .flow{fill:none;stroke:var(--accent);stroke-width:1.8;stroke-dasharray:3 15;animation:flow 1.8s linear infinite}
.arch .lane{fill:var(--muted);font:500 10px var(--f-sans);letter-spacing:.06em}
@keyframes flow{to{stroke-dashoffset:-36}}
.cols3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--col-gap);margin-top:clamp(36px,5vw,56px)}
.cols3>*{border-top:1px solid var(--ink);padding-top:1.1rem;display:grid;gap:.6rem;align-content:start}
.cols3 .kicker{color:var(--accent)}
.cols3 p{color:var(--muted);font-size:.96rem}
.cols3 .stack{font:400 .74rem/1.6 var(--f-mono);color:var(--muted)}
@media (max-width:860px){.cols3{grid-template-columns:1fr;row-gap:2rem}}

/* hosting */
.dsearch{display:grid;gap:.5rem;margin-top:clamp(28px,4vw,40px);max-width:520px}
.dsearch label{font-size:var(--t-sm);color:var(--muted)}
.dsearch input{font:400 1.3rem var(--f-mono);padding:.7rem 0;border:0;border-bottom:1px solid var(--ink);background:transparent;color:var(--ink);border-radius:0}
.dsearch input:focus{outline:none;border-bottom-color:var(--accent)}
.tld{list-style:none;margin:1rem 0 0;padding:0;max-width:520px}
.tld li{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:1rem;align-items:center;padding:.6rem 0;border-bottom:1px solid var(--rule)}
.tld code{font:400 .98rem var(--f-mono);overflow-wrap:anywhere}
.tld code b{color:var(--accent);font-weight:400}
.tld .use{font-size:var(--t-xs);color:var(--muted)}
.tld button{all:unset;cursor:pointer;font-size:.85rem;font-weight:500;border-bottom:1px solid currentColor}
.tld button:hover{color:var(--accent)}
.tld button:focus-visible{outline:2px solid var(--accent)}

/* approach */
.stages{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--col-gap);margin-top:clamp(36px,5vw,56px);counter-reset:s}
.stage{border-top:1px solid var(--ink);padding-top:1rem;display:grid;gap:.55rem;align-content:start}
.stage::before{counter-increment:s;content:counter(s,decimal-leading-zero);font:400 .78rem/1 var(--f-mono);color:var(--muted)}
.stage p{color:var(--muted);font-size:.95rem}
.stage .when{font:400 .78rem/1 var(--f-mono);color:var(--ink);margin-top:.3rem}
@media (max-width:900px){.stages{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:2rem}}
@media (max-width:520px){.stages{grid-template-columns:1fr}}

/* about */
.statement{font:400 clamp(1.6rem,2.9vw,2.5rem)/1.22 var(--f-serif);letter-spacing:-.015em;max-width:30ch;text-wrap:pretty}
.statement em{color:var(--accent)}
.principles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.6rem var(--col-gap);margin-top:clamp(40px,5vw,64px)}
.principles div{border-top:1px solid var(--rule);padding-top:1rem}
.principles p{color:var(--muted);margin-top:.35rem;font-size:.96rem}
@media (max-width:640px){.principles{grid-template-columns:1fr}}

/* faq */
.faq{border-top:1px solid var(--ink);margin-top:clamp(28px,4vw,40px)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:1.5rem;padding:1.3rem 0;font:400 clamp(1.2rem,1.8vw,1.45rem)/1.3 var(--f-serif)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:300 1.5rem/1 var(--f-sans);color:var(--muted);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding-bottom:1.4rem;color:var(--ink-2);max-width:64ch}

/* contact band */
.contact{background:var(--band);color:var(--band-ink);padding-block:clamp(72px,10vw,140px)}
.contact .wrap{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--col-gap);row-gap:3rem}
.contact .sec-label{color:var(--band-muted);position:static}
.ct-intro{grid-column:4/13}
.ct-intro h2{max-width:18ch}
.ct-intro .lead{color:var(--band-muted);margin-top:1.3rem}
.ct-mail{margin-top:2rem;display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.ct-mail output{font:400 clamp(1.3rem,2.2vw,1.8rem)/1.2 var(--f-serif);user-select:all;overflow-wrap:anywhere}
.copy{all:unset;cursor:pointer;font:400 .74rem/1 var(--f-mono);border:1px solid var(--band-rule);padding:.45rem .6rem;color:var(--band-muted)}
.copy:hover{color:var(--band-ink);border-color:var(--band-muted)}
.copy:focus-visible{outline:2px solid var(--accent)}
#cForm{grid-column:4/13;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.6rem var(--col-gap)}
.f{display:grid;gap:.35rem;min-width:0}
.f.full{grid-column:1/-1}
.f>label,.f>.lbl{font-size:var(--t-sm);color:var(--band-muted)}
.f input,.f select,.f textarea{font:400 1.05rem var(--f-sans);padding:.6rem 0;border:0;border-bottom:1px solid var(--band-rule);background:transparent;color:var(--band-ink);width:100%;border-radius:0}
.f select option{color:#101317}
.f textarea{min-height:110px;resize:vertical}
.f input:focus,.f select:focus,.f textarea:focus{outline:none;border-bottom-color:var(--accent)}
.radios{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.3rem}
.radios label{font-size:.9rem;color:var(--band-ink);border:1px solid var(--band-rule);padding:.5rem .8rem;cursor:pointer;display:flex;gap:.45rem;align-items:center}
.radios input{accent-color:var(--accent);width:auto;margin:0}
.radios label:has(input:checked){border-color:var(--band-ink)}
.contact .btn{background:var(--band-ink);color:var(--band);border-color:var(--band-ink)}
.contact .btn:hover{background:transparent;color:var(--band-ink)}
.form-status{grid-column:1/-1;font-size:var(--t-sm);color:var(--band-muted);min-height:1.4em}
@media (max-width:900px){.ct-intro,#cForm{grid-column:1/-1}}
@media (max-width:560px){#cForm{grid-template-columns:1fr}}

/* footer */
footer{padding-block:clamp(48px,6vw,80px) 2rem}
.foot{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--col-gap);row-gap:2.4rem;font-size:var(--t-sm);color:var(--muted)}
.foot-brand{grid-column:1/5;display:grid;gap:.9rem;align-content:start;max-width:36ch}
.foot nav{grid-column:span 2;display:grid;gap:.55rem;align-content:start}
.foot nav:first-of-type{grid-column:6/9}
.foot nav h2{font:500 var(--t-sm)/1.4 var(--f-sans);color:var(--ink);letter-spacing:0;margin-bottom:.35rem}
.foot a{text-decoration:none}
.foot a:hover{color:var(--ink)}
.fine{grid-column:1/-1;font-size:var(--t-xs);border-top:1px solid var(--rule);padding-top:1.4rem;line-height:1.7}
@media (max-width:900px){.foot-brand{grid-column:1/-1}.foot nav,.foot nav:first-of-type{grid-column:span 6}}
@media (max-width:480px){.foot nav,.foot nav:first-of-type{grid-column:1/-1}}

/* inner pages */
.crumbs{display:flex;flex-wrap:wrap;gap:.45rem;font-size:var(--t-sm);color:var(--muted);list-style:none;margin:0;padding:0}
.crumbs li+li::before{content:"/";margin-right:.45rem;color:var(--rule-2)}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--ink)}
.phero{padding-block:clamp(40px,6vw,88px) clamp(48px,6vw,88px)}
.phero h1{font-size:clamp(2.4rem,5vw,4.4rem);margin-top:1.4rem;max-width:18ch}
.phero .hero-foot .lead{grid-column:1/8}
.phero .facts{grid-column:9/13}
.phero .ctas{display:flex;flex-wrap:wrap;gap:1rem 1.6rem;align-items:center;margin-top:1.8rem}
@media (max-width:900px){.phero .hero-foot .lead,.phero .facts{grid-column:1/-1}}
.facts{margin:0;border-top:1px solid var(--ink)}
.facts div{display:grid;grid-template-columns:96px minmax(0,1fr);gap:.8rem;padding:.75rem 0;border-bottom:1px solid var(--rule)}
.facts dt{font-size:var(--t-sm);color:var(--muted)}
.facts dd{margin:0;font-size:.94rem}
.prose{max-width:66ch;display:grid;gap:1.1rem}
.prose p,.prose li{color:var(--ink-2)}
.prose h2{font-size:clamp(1.6rem,2.6vw,2.1rem);margin-top:1.8rem}
.prose h3{margin-top:1rem}
.prose ul,.prose ol{margin:0;padding-left:1.2rem;display:grid;gap:.5rem}
.prose a{color:var(--ink);text-decoration-color:var(--accent);text-underline-offset:3px}
.prose a:hover{color:var(--accent)}
.prose strong{color:var(--ink);font-weight:600}
.prose em{font-style:italic}
.prose code{font-family:var(--f-mono);font-size:.86em;background:var(--bg-2);padding:.1em .35em}
.prose blockquote{margin:0;padding-left:1.1rem;border-left:2px solid var(--accent)}
.prose>p:first-child{font-size:1.2rem;color:var(--ink)}
.build{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.build li{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,3fr);gap:var(--col-gap);padding:1.15rem 0;border-bottom:1px solid var(--rule)}
.build b{font:400 1.25rem/1.25 var(--f-serif);letter-spacing:-.01em}
.build span{color:var(--muted);font-size:.96rem}
@media (max-width:640px){.build li{grid-template-columns:1fr;gap:.35rem}}
.related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--col-gap)}
.related a{display:grid;gap:.45rem;text-decoration:none;border-top:1px solid var(--ink);padding-top:1rem;align-content:start}
.related .kicker{color:var(--accent)}
.related b{font:400 1.35rem/1.2 var(--f-serif);letter-spacing:-.01em}
.related span{color:var(--muted);font-size:.92rem}
.related a:hover b{color:var(--accent)}
@media (max-width:860px){.related{grid-template-columns:1fr;row-gap:1.6rem}}
.posts{border-top:1px solid var(--ink)}
.post-row{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:var(--col-gap);padding:1.6rem 0;border-bottom:1px solid var(--rule);text-decoration:none}
.post-row time{font-size:var(--t-sm);color:var(--muted)}
.post-row h2{font-size:clamp(1.4rem,2.2vw,1.85rem)}
.post-row p{color:var(--muted);margin-top:.5rem;max-width:62ch}
.post-row:hover h2{color:var(--accent)}
@media (max-width:640px){.post-row{grid-template-columns:1fr;gap:.4rem}}
.article-meta{font-size:var(--t-sm);color:var(--muted);margin-top:1.4rem}

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

/* tables inside articles */
.prose .tbl-wrap{margin-top:.6rem}
.prose .tbl{min-width:560px;font-size:.92rem}
.prose .tbl td:first-child{width:auto;font-family:var(--f-mono);font-size:.82rem;color:var(--ink)}
.prose .tbl td,.prose .tbl th{padding-right:1.2rem}

/* included-free offer */
.offer{background:var(--bg-2)}
.offer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--col-gap);margin-top:clamp(32px,4vw,48px)}
.offer-col{background:var(--bg);border-top:2px solid var(--ink);padding:1.4rem 1.4rem 1.6rem;display:grid;gap:.5rem;align-content:start}
.offer-col:last-child{border-top-color:var(--accent)}
.offer-col .kicker{color:var(--accent);font-weight:500}
.offer-col h3{font:400 clamp(1.5rem,2.2vw,1.9rem)/1.15 var(--f-serif);letter-spacing:-.015em}
.offer-col ul{list-style:none;margin:.6rem 0 0;padding:0;border-top:1px solid var(--rule)}
.offer-col li{padding:.62rem 0 .62rem 1.5rem;border-bottom:1px solid var(--rule);position:relative;font-size:.96rem;color:var(--ink-2)}
.offer-col li::before{content:"";position:absolute;left:.15rem;top:1.05em;width:9px;height:5px;border-left:1.5px solid var(--ok);border-bottom:1.5px solid var(--ok);transform:rotate(-45deg)}
.offer-note{margin-top:1.2rem;font-size:var(--t-sm);color:var(--muted);max-width:64ch}
.free-tag{display:inline-block;font:500 .7rem/1 var(--f-sans);letter-spacing:.04em;text-transform:uppercase;color:var(--accent);border:1px solid currentColor;padding:.28rem .4rem;margin-left:.5rem;vertical-align:.35em}
.callout{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1.2rem 2rem;align-items:center;margin-top:clamp(32px,4vw,48px);padding:1.4rem 1.5rem;background:var(--bg-2);border-left:2px solid var(--accent)}
.callout h3{font:400 clamp(1.25rem,1.9vw,1.55rem)/1.25 var(--f-serif);letter-spacing:-.01em}
.callout p{color:var(--muted);margin-top:.35rem;font-size:.96rem;max-width:62ch}
@media (max-width:760px){.offer-grid{grid-template-columns:1fr}.callout{grid-template-columns:1fr}}