/* OffGridData.com – one stylesheet, no web fonts.
   Amber (--warm) means fuel/gas in diagrams and the time-sensitive NOW badge; everything else uses the steel-cyan accent. */
:root{
  --bg:#0a0f13;--bg2:#0d141a;--surface:#121b22;--surface2:#17232c;--line:#1f2d37;--line2:#2b3e4b;
  --text:#e6edf1;--muted:#a5b4bf;--dim:#83939f;--body:#d5dfe5;
  --accent:#6fb3c8;--accent-2:#a3d3e1;--accent-deep:#3f7f93;--accent-ink:#071116;
  --ai:#e3a857;--ai-bg:rgba(227,168,87,.12);--warm:#e3a857;--err:#f19a9a;
  --control:#5f7684;--radius:14px;--radius-s:9px;--wrap:1180px;--read:740px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
[hidden]{display:none!important}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.65 var(--font);text-rendering:optimizeLegibility}
img,svg{max-width:100%;height:auto}
a{color:var(--accent-2);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:#fff}
h1,h2,h3{line-height:1.2;letter-spacing:-.015em;margin:0 0 .5em;text-wrap:balance;hyphens:manual;overflow-wrap:break-word}
h1{font-size:clamp(2rem,4.4vw,3.2rem);font-weight:780;text-wrap:pretty}
h2{font-size:clamp(1.45rem,2.6vw,2rem);font-weight:740}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:var(--accent-ink);padding:8px 14px;border-radius:8px;z-index:99}
.skip:focus{left:12px}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:4px}
.mono{font-family:var(--mono)}
.sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.hp{position:absolute!important;left:-5000px!important;width:1px;height:1px;opacity:0}
/* small utilities (replace inline styles) */
.muted{color:var(--muted)}
.measure{max-width:46em}
.narrow{max-width:36em;margin-left:auto;margin-right:auto}
.center{justify-content:center}
.mt-m{margin-top:22px}.mt-l{margin-top:28px}.mt-xl{margin-top:44px}
.pb-m{padding-bottom:60px}.pb-l{padding-bottom:70px}
.flush{margin:0!important}
.narrow-wrap{max-width:860px}
/* header */
.site-head{position:sticky;top:0;z-index:50;background:rgba(10,15,19,.95);backdrop-filter:saturate(140%) blur(10px);-webkit-backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;color:var(--text);text-decoration:none;font-weight:760;letter-spacing:-.01em;font-size:1.06rem;margin-right:auto}
.brand-wrap{display:flex;flex-direction:column;margin-right:auto;line-height:1.2}
.brand-wrap .brand{margin-right:0}
.powered{display:inline-block;margin:-13px 0 0 45px;padding:5px 0;font-size:.72rem;color:var(--dim);text-decoration:none;letter-spacing:.01em;white-space:nowrap}
.powered b{font-weight:600;color:var(--muted)}
.powered:hover,.powered:hover b{color:var(--text)}
.brand svg{width:34px;height:34px;flex:none}
.brand b{color:var(--accent);font-weight:760}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:8px;font-size:.96rem;font-weight:560}
.nav a:hover,.nav a[aria-current=page]{color:var(--text);background:var(--surface)}
.nav a.cta{background:var(--accent);color:var(--accent-ink);font-weight:700;margin-left:6px}
.nav a.cta:hover{background:var(--accent-2)}
.nav a.cta[aria-current=page]{box-shadow:inset 0 0 0 2px var(--accent-ink);background:var(--accent-2);color:var(--accent-ink)}
.menu-btn{display:none;background:var(--surface);border:1px solid var(--control);color:var(--text);border-radius:9px;padding:8px 14px;font:inherit;font-size:.95rem;min-height:40px}
@media (max-width:900px){
  .site-head{background:var(--bg)}
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:68px;background:var(--bg2);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 16px 18px;max-height:calc(100vh - 68px);overflow-y:auto}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .nav a.cta{margin:8px 0 0;text-align:center}
}
/* buttons */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:10px;border:1px solid var(--line2);color:var(--text);text-decoration:none;font-weight:650;background:var(--surface);font-size:1rem;cursor:pointer;font-family:inherit;min-height:48px}
.btn:hover{border-color:var(--accent);color:#fff}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{background:var(--accent-2);border-color:var(--accent-2);color:var(--accent-ink)}
@media (max-width:520px){.page-head .btns .btn,.notfound .btns .btn{flex:1 1 100%;justify-content:center}}
/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(900px 500px at 85% -10%,rgba(111,179,200,.16),transparent 60%),
  radial-gradient(700px 400px at -10% 110%,rgba(227,168,87,.08),transparent 60%),var(--bg)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(111,179,200,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(111,179,200,.06) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000 10%,transparent 90%);-webkit-mask-image:linear-gradient(180deg,#000 10%,transparent 90%);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:.92fr 1.08fr;gap:48px;align-items:center;padding-top:72px;padding-bottom:72px}
@media (min-width:1200px){.hero .wrap{grid-template-columns:.85fr 1.15fr;gap:40px}}
@media (max-width:960px){.hero .wrap{grid-template-columns:1fr;padding-top:44px;padding-bottom:44px;gap:32px}}
.eyebrow{font-family:var(--mono);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.lead{font-size:1.18rem;color:var(--muted);max-width:36em}
.hero .lead{font-size:1.22rem}
.hero .lead.lead-sub,.lead-sub{font-size:1rem;color:var(--dim)}
.hero-form-lbl{margin:22px 0 0;font-weight:650;color:var(--text)}
.hero .signup{margin-top:10px}
.hero-alt{margin:14px 0 0;font-size:.97rem}
.hero-img{margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line2);box-shadow:0 30px 80px -30px rgba(0,0,0,.7)}
.hero-img img{display:block;width:100%}
/* one-line diagram */
.oneline{background:linear-gradient(180deg,#0f181f,#0c1318);border:1px solid var(--line2);border-radius:18px;padding:18px;box-shadow:0 40px 90px -40px rgba(0,0,0,.8)}
.oneline svg{display:block;width:100%;height:auto}
.oneline .cap{font-family:var(--font);font-size:.92rem;color:var(--muted);min-height:3em;line-height:1.5;display:block;margin:12px 4px 0}
.ol-node{cursor:pointer}
.ol-node rect{fill:#13202a;stroke:#4f7a8f;stroke-width:1.4;transition:stroke .2s,fill .2s}
.ol-node text{fill:#dbe6ec;font:650 19px var(--font)}
.ol-node .sub{fill:#93a4af;font:500 14px var(--mono)}
.ol-node:hover rect,.ol-node.on rect,.ol-node:focus rect{stroke:var(--accent-2);fill:#183040}
.ol-node.fuel rect{stroke:#a07b45}.ol-node.fuel:hover rect,.ol-node.fuel.on rect,.ol-node.fuel:focus rect{stroke:var(--warm);fill:#2a2216}
.ol-node.clean rect{stroke:#5e9270}.ol-node.clean:hover rect,.ol-node.clean.on rect,.ol-node.clean:focus rect{stroke:#8fcf9f;fill:#16261c}
.ol-flow{fill:none;stroke:#4d7184;stroke-width:1.6;stroke-dasharray:5 6;animation:flow 1.6s linear 12}
.ol-flow.fuel{stroke:#94703f}
@keyframes flow{to{stroke-dashoffset:-22}}
.ol-noline path{stroke:#6a7a85;stroke-width:1.6;fill:none;stroke-dasharray:3 5}.ol-noline path+path,.ol-noline path+text+path{stroke-dasharray:none;stroke:#b06d60}
.ol-noline text{fill:#8b9ba6;font:500 13px var(--mono);letter-spacing:.06em;text-transform:uppercase}
.ol-list{display:none;list-style:none;margin:0;padding:0;counter-reset:b}
.ol-list li{counter-increment:b;padding:9px 0 9px 40px;position:relative;border-bottom:1px solid var(--line);color:var(--muted);font-size:.93rem}
.ol-list li::before{content:counter(b);position:absolute;left:0;top:9px;width:26px;height:26px;border-radius:50%;border:1px solid var(--control);display:grid;place-items:center;font:600 .78rem var(--mono);color:var(--accent)}
.ol-list li.fuel::before{border-color:var(--warm);color:var(--warm)}
.ol-list li.clean::before{border-color:#8fcf9f;color:#8fcf9f}
.ol-list b{color:var(--text);display:block}
.ol-more{display:none}
.ol-more summary{cursor:pointer;color:var(--accent-2);font-weight:600;padding:12px 0 2px;font-size:.95rem}
@media (max-width:700px){#ol,.oneline .cap{display:none}.ol-list,.ol-more{display:block}.oneline{padding:14px 16px}}
/* sections */
.section{padding:84px 0;border-bottom:1px solid var(--line)}
.section.alt{background:var(--bg2)}
.section h2{max-width:22em}
@media (max-width:620px){.section{padding:60px 0}}
.intro{color:var(--muted);font-size:1.1rem;max-width:44em;margin-bottom:34px}
.kicker{font-family:var(--mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;display:block}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g2{grid-template-columns:repeat(2,1fr)}
@media (max-width:960px){.grid.g3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid.g2,.grid.g3{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;color:var(--text);text-decoration:none;display:block;transition:border-color .2s,transform .2s}
a.card:hover{border-color:var(--accent-deep);transform:translateY(-2px);color:var(--text)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);margin:0;font-size:.97rem}
.card .ico{width:40px;height:40px;border-radius:10px;background:rgba(111,179,200,.1);display:grid;place-items:center;margin-bottom:16px;color:var(--accent)}
.card .ico svg{width:22px;height:22px}
.card .more{display:inline-block;margin-top:auto;padding-top:14px;font-weight:650;color:var(--accent-2);font-size:.94rem}
.card .spec{margin-top:12px;font-size:.88rem;color:var(--dim);font-family:var(--mono)}
.card.dashed{border-style:dashed;border-color:var(--control);background:transparent}
.tool-card{display:flex;flex-direction:column}
.card.has-img{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card .thumb{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--surface2)}
.card .thumb.ph{aspect-ratio:4/1}
.card .thumb.ph{display:none}   /* guide cards: no placeholder strip until real thumbnails exist; the meta line heads the card */
.post-grid .card.has-img:has(.thumb.ph){display:block}
.card .card-b{padding:18px 20px 20px}
.card .tag{font-size:.78rem;color:var(--dim);font-family:var(--mono);letter-spacing:.04em;text-transform:uppercase;margin-bottom:6px;display:flex;gap:8px;align-items:center}
.badge-now{display:inline-flex;align-items:center;color:var(--warm);background:var(--ai-bg);border-radius:6px;padding:1px 7px;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;font-weight:600}
/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:18px;grid-template-columns:repeat(4,1fr);counter-reset:s}
@media (max-width:960px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.steps li{counter-increment:s;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.steps li::before{content:"0" counter(s);font-family:var(--mono);color:var(--accent);font-size:.85rem;display:block;margin-bottom:10px}
.steps strong{display:block;margin-bottom:6px;font-size:1.05rem}
.steps span{color:var(--muted);font-size:.96rem}
/* CTA band: heading and copy left, form right */
.cta-band{padding:72px 0;background:radial-gradient(600px 300px at 80% 0,rgba(111,179,200,.14),transparent 70%),var(--bg2)}
.cta-band .box{display:grid;grid-template-columns:1.1fr .9fr;gap:24px 48px;align-items:end}
.cta-band h2{margin:0 0 8px}
.cta-band p{color:var(--muted);margin:0;max-width:38em}
.cta-band .signup{margin-top:0;max-width:none}
.cta-band .signup-note{margin-top:12px}
@media (max-width:860px){.cta-band .box{grid-template-columns:1fr;align-items:start}}
/* widgets */
.widget{background:var(--surface);border:1px solid var(--line2);border-radius:18px;padding:26px;margin:32px 0}
.widget h3,.widget .w-title{margin:0 0 6px;font-size:1.25rem}
.widget .w-note{color:var(--dim);font-size:.86rem;margin:14px 0 0}
.widget label,.widget legend{display:block;font-size:.92rem;color:var(--muted);margin:0 0 6px;font-weight:560;padding:0}
.widget .seg-field{border:0;margin:0;padding:0;min-width:0}
.widget .row{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-top:18px}
.widget input[type=number],.widget input[type=text],.widget select{width:100%;background:var(--bg);border:1px solid var(--control);color:var(--text);border-radius:9px;padding:10px 12px;font:inherit;font-size:1rem;min-height:46px}
.widget input[aria-invalid=true]{border-color:var(--err);box-shadow:0 0 0 1px var(--err)}
.widget .w-err{color:var(--err);font-size:.84rem;margin:6px 0 0;line-height:1.4}
.widget input[type=range]{width:100%;height:32px;-webkit-appearance:none;appearance:none;background:transparent;cursor:pointer;margin:0}
.widget input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:var(--line2)}
.widget input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:24px;margin-top:-9px;border-radius:50%;background:var(--accent);border:3px solid var(--bg);box-shadow:0 0 0 1px var(--accent)}
.widget input[type=range]::-moz-range-track{height:6px;border-radius:3px;background:var(--line2)}
.widget input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--accent);border:3px solid var(--bg);box-shadow:0 0 0 1px var(--accent)}
.widget input[type=range]:focus-visible{outline:2px solid var(--accent-2);outline-offset:4px}
.widget .unit{font-family:var(--mono);color:var(--dim);font-size:.8rem}
.out{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));margin-top:22px}
@media (min-width:561px){
  .out:has(> .stat:nth-child(5):last-child){grid-template-columns:repeat(6,1fr)}
  .out:has(> .stat:nth-child(5):last-child) .stat{grid-column:span 2}
  .out:has(> .stat:nth-child(5):last-child) .stat:nth-child(n+4){grid-column:span 3}
  .out:has(> .stat:nth-child(6):last-child){grid-template-columns:repeat(3,1fr)}
}
.stat{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat.hl{border-color:var(--accent-deep)}
.stat b{display:block;font-size:1.6rem;letter-spacing:-.02em;line-height:1.15;font-variant-numeric:tabular-nums}
.stat span{color:var(--dim);font-size:.84rem}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{background:var(--bg);color:var(--muted);border:1px solid var(--control);border-radius:9px;padding:9px 13px;font:inherit;font-size:.92rem;cursor:pointer;min-height:42px}
.seg button[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:650}
@media (max-width:560px){.widget{padding:18px;border-radius:14px}.seg button{flex:1 1 auto;padding:9px 10px}.out{grid-template-columns:1fr 1fr}.out .stat:first-child:nth-last-child(odd){grid-column:1/-1}.stat b{font-size:1.3rem}}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin:18px 0}
.tabs button{background:var(--bg);color:var(--muted);border:1px solid var(--control);border-radius:999px;padding:9px 16px;font:inherit;font-size:.95rem;cursor:pointer;display:flex;gap:8px;align-items:center}
.tabs button[aria-selected=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:650}
.panel{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.result{margin-top:18px;background:var(--bg);border:1px solid var(--line2);border-left:3px solid var(--accent);border-radius:10px;padding:16px 18px}
.result h4{margin:0 0 6px}
.result p{margin:0;color:var(--muted)}
/* tool pages */
.article.tool-page{max-width:860px}
.tool-page header .lead{margin-bottom:10px}
.tool-next{background:var(--surface);border:1px solid var(--line2);border-left:3px solid var(--accent);border-radius:12px;padding:14px 18px;margin:-12px 0 8px;color:var(--muted);font-size:.97rem}
.tool-next strong{color:var(--text);margin-right:4px}
.formulas{font-family:var(--mono);font-size:.9rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 18px 14px 34px!important}
.formulas li{color:var(--body)}
/* breadcrumbs */
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:0 6px;padding:20px 0 0;margin:0;font-size:.88rem;color:var(--dim)}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--line2)}
.crumbs a{color:var(--muted);text-decoration:none;display:inline-block;padding:4px 0}
.crumbs li[aria-current]{padding:4px 0}
.crumbs a:hover{color:var(--text)}
.crumbs-read{max-width:var(--read);margin:0 auto;padding:0 20px}
.crumbs-read.crumbs-wide{max-width:860px}
@media (max-width:640px){.crumbs li[aria-current]{display:none}.crumbs-top{display:none}}
/* page head */
.page-head{padding:36px 20px 30px}
.page-head p{color:var(--muted);font-size:1.12rem;max-width:44em}
.page-head.flush-b{padding-bottom:0}
.page-head.split{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:48px;align-items:start}
.page-head.split > div > p{max-width:40em}
.head-aside{background:var(--surface);border:1px solid var(--line2);border-radius:16px;padding:22px 24px;margin-top:8px}
.head-aside .h,.toc .h,.related .h{font-family:var(--mono);font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin:0 0 12px;font-weight:600}
.head-aside p{font-size:.97rem;color:var(--muted);margin:0 0 14px}
.head-aside .h ~ .h{margin-top:18px}
.head-aside ul{padding-left:18px;color:var(--muted);margin:0;font-size:.95rem}
.head-aside.who p strong{color:var(--text)}
.head-aside .btn{margin-top:4px}
.issue{list-style:none;counter-reset:i;margin:0;padding:0}
.issue li{counter-increment:i;position:relative;padding:10px 0 10px 34px;border-top:1px solid var(--line);color:var(--muted);font-size:.93rem}
.issue li:first-child{border-top:0}
.issue li::before{content:"0" counter(i);position:absolute;left:0;top:11px;font:600 .8rem var(--mono);color:var(--accent)}
.issue b{display:block;color:var(--text)}
.rec{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0;font-size:.93rem}
.rec dt{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);padding-top:3px}
.rec dd{margin:0;color:var(--text)}
.rec dd.blur,.sample-table td.blur{color:transparent;text-shadow:0 0 8px rgba(165,180,191,.7);user-select:none}
@media (max-width:900px){.page-head.split{grid-template-columns:1fr;gap:24px}}
/* category hubs */
.cat-head{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:0 48px;align-items:start}
.cat-intro{grid-column:1;grid-row:1}.cat-more{grid-column:1;grid-row:2}.start-here{grid-column:2;grid-row:1/span 2}
.cat-intro p,.cat-more p{font-size:1.04rem}
.start-here ol{margin:0 0 14px;padding-left:20px}
.start-here li{margin:6px 0;color:var(--muted)}
.start-here li a{color:var(--text)}
.start-here li a:hover{color:var(--accent-2)}
.start-here .tool-line{border-top:1px solid var(--line);padding-top:14px;margin:0}
.grid-h{font-size:1.3rem;margin:10px 0 18px}
@media (max-width:900px){.cat-head{display:block}.start-here{margin:6px 0 24px}}
/* article */
.article{max-width:var(--read);margin:0 auto;padding:22px 20px 64px}
.article header h1{font-size:clamp(1.9rem,3.6vw,2.6rem)}
.meta{display:flex;flex-wrap:wrap;gap:6px 18px;color:var(--dim);font-size:.9rem;margin:0 0 26px;align-items:center}
.meta a{color:var(--muted)}
.article .hero-img{margin:0 0 30px}
.article h2{margin-top:1.9em;font-size:1.6rem;clear:both}
.article h3{margin-top:1.5em}
.article p,.article li{color:var(--body)}
.article ul,.article ol{padding-left:1.3em;margin:0 0 1.1em}
.article li{margin:.3em 0}
.article .answer{background:var(--surface);border:1px solid var(--line2);border-left:3px solid var(--accent);border-radius:12px;padding:18px 20px}
.article .answer strong{color:var(--text)}
.article blockquote{margin:1.6em 0;padding:4px 0 4px 20px;border-left:3px solid var(--accent-deep);color:var(--muted)}
.article blockquote h3{margin-top:.4em}
.article table{width:100%;border-collapse:collapse;font-size:.95rem}
.article th,.article td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.article thead th{color:var(--text);background:var(--surface);font-size:.88rem;white-space:nowrap}
.article code{font-family:var(--mono);font-size:.88em;background:var(--surface);padding:2px 6px;border-radius:5px}
.article pre{background:#081014;border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;font-size:.88rem;line-height:1.5}
.article pre code{background:none;padding:0}
.article dl{margin:0 0 1.2em}.article dt{font-weight:700;color:var(--text);margin-top:.9em}.article dd{margin:.2em 0 0;color:var(--body)}
.table-wrap{overflow-x:auto;margin:1.4em 0;clear:both}
.table-wrap:focus-visible{outline-offset:2px}
@media (max-width:620px){.table-wrap table{min-width:560px}.table-wrap{background:linear-gradient(to left,rgba(111,179,200,.22),transparent) right/14px 100% no-repeat scroll}}
.side-img{float:right;width:240px;margin:6px 0 18px 28px}
.side-img img{display:block;width:100%;border-radius:12px;border:1px solid var(--line)}
@media (max-width:640px){.side-img{float:none;width:min(210px,60%);margin:20px auto}}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 20px 12px;margin:0 0 1.4em}
.toc ol{margin:0;padding-left:1.4em;columns:2;column-gap:28px;font-size:.93rem}
.toc li{margin:0 0 6px;break-inside:avoid;line-height:1.45;padding:2px 0}
.toc a{color:var(--muted);text-decoration:none}
.toc a:hover{color:var(--text);text-decoration:underline}
@media (max-width:640px){.toc ol{columns:1}}
.end-cta{margin-top:44px;background:linear-gradient(135deg,#13232c,#111b22);border:1px solid var(--line2);border-radius:16px;padding:24px 26px;color:var(--muted)}
.end-cta strong{color:var(--text);display:block;font-size:1.15rem;margin-bottom:6px}
.end-cta .btns{margin-top:16px}
.back{margin-top:30px}
.share{clear:both;margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:.93rem}
.share .h{color:var(--dim);font-weight:600;margin-right:2px}
.share a,.share button{color:var(--accent-2);background:none;border:0;padding:4px 0;font:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.share a:hover,.share button:hover{color:var(--text)}
.related{margin-top:48px}
.rel-grid{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
@media (max-width:560px){.rel-grid{grid-template-columns:1fr}}
.card.mini h3,.card.mini h2{font-size:.98rem;margin:0}
.card.mini .card-b{padding:14px 16px}
.card.svc-card{border-color:var(--accent-deep);background:linear-gradient(135deg,#13262f,#121b22)}
.card.svc-card .tag{color:var(--accent)}
.author-box{margin-top:30px;display:flex;gap:16px;align-items:flex-start;border-top:1px solid var(--line);padding-top:22px;color:var(--muted);font-size:.95rem}
.author-box svg{width:44px;height:44px;flex:none}
.author-box strong{display:block;margin-bottom:4px;color:var(--text)}
.author-box p{color:var(--muted);margin:0 0 8px}
.author-box .viz-line{color:var(--body)}
.author-box .links{margin:0}
/* charts */
.chart{margin:2em 0;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px 20px 14px;clear:both}
.chart figcaption strong{display:block;font-size:1.04rem;color:var(--text)}
.chart-sub{color:var(--dim);font-size:.9rem;margin:4px 0 0}
.chart-legend{list-style:none;display:flex;flex-wrap:wrap;gap:6px 16px;padding:0!important;margin:12px 0 0!important;font-size:.86rem;color:var(--muted)}
.chart-legend li{margin:0!important}
.chart-legend i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:7px;vertical-align:-1px}
.chart-legend i.proj-key{background:rgba(111,179,200,.38);border:1.5px dashed var(--accent)}
.chart-plot{margin-top:10px;position:relative}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart .grid{stroke:#1e2c36;stroke-width:1}
.chart .axis{stroke:#3a4c58;stroke-width:1}
.chart .tick,.chart .lab{fill:#93a3ae;font:12px var(--font)}
.chart .unit-lab{font-weight:600;fill:#a5b4bf}
.chart .val{fill:#dfe8ed;font:600 12px var(--font)}
.chart .line{fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.chart .dot{stroke:var(--surface);stroke-width:2}
.chart .dot.proj{stroke-width:2}
.chart .ref{stroke:#93a3ae;stroke-width:1.2;stroke-dasharray:4 4}
.chart .mark{cursor:default;transition:opacity .15s}
.chart svg:hover .mark:not(.hit){opacity:.55}.chart svg .mark:hover,.chart svg .col:hover .mark{opacity:1}
.chart-src{font-size:.8rem;color:var(--dim);margin:10px 0 4px}
.chart-table summary{cursor:pointer;font-size:.84rem;color:var(--accent-2);margin-top:6px;padding:8px 0}
.chart-table table{font-size:.86rem}
.chart .m-only{display:none}
@media (max-width:620px){.chart{padding:16px 14px 12px}.chart .d-only{display:none}.chart .m-only{display:block}}
.tip{position:fixed;z-index:80;pointer-events:none;background:#081014;border:1px solid var(--line2);color:var(--text);font-size:.84rem;padding:7px 10px;border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.5);max-width:min(260px,calc(100vw - 16px));opacity:0;transition:opacity .12s}
.tip.show{opacity:1}
.widget,.end-cta,.related,.article pre{clear:both}
/* guides index */
.search-form{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 0}
.notfound .search-form{justify-content:center;margin:26px auto 0;max-width:520px}
.search{flex:1 1 260px;width:100%;max-width:480px;background:var(--surface);border:1px solid var(--control);color:var(--text);border-radius:10px;padding:11px 14px;font:inherit;min-height:48px}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 8px}
.filters button,.filters a{background:var(--surface);color:var(--muted);border:1px solid var(--control);border-radius:999px;padding:7px 14px;font:inherit;font-size:.9rem;cursor:pointer;text-decoration:none;min-height:36px;display:inline-flex;align-items:center;white-space:nowrap}
.filters a:hover,.filters button:hover{color:var(--text);border-color:var(--accent)}
.filters button[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:650}
@media (max-width:700px){.filters{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-left:-20px;margin-right:-20px;padding:2px 20px 6px;scroll-padding:0 20px}.filters::-webkit-scrollbar{display:none}.filters button,.filters a{flex:none}}
.count,.page-head .count{color:var(--dim);font-size:.9rem;margin:6px 0 0}
.post-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));margin:26px 0 30px}
.post-grid .card h3,.post-grid .card h2{font-size:1.04rem;margin:0}
@media (max-width:620px){
  .post-grid{gap:10px}
  .post-grid .card.has-img{display:grid;grid-template-columns:84px 1fr;align-items:center}
  .post-grid .card .thumb,.post-grid .card .thumb.ph{aspect-ratio:1;height:100%;min-height:84px}
  .post-grid .card .card-b{padding:12px 14px}
  .post-grid .card .tag{font-size:.7rem;margin-bottom:3px}
  .post-grid .card h3,.post-grid .card h2{font-size:.97rem;line-height:1.3}
}
.more-wrap{text-align:center;margin:0 0 60px}
.no-results{color:var(--muted);padding:20px 0 60px}
.cat-tiles{display:grid;gap:14px;grid-template-columns:repeat(3,1fr);margin-top:10px}
@media (max-width:900px){.cat-tiles{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.cat-tiles{grid-template-columns:1fr}}
.cat-tile{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;text-decoration:none;color:var(--text);display:flex;gap:12px;align-items:center;font-weight:650}
.cat-tile:hover{border-color:var(--accent-deep);color:#fff}
.cat-tile svg{width:28px;height:28px;color:var(--accent);flex:none}
.cat-tile small{display:block;color:var(--dim);font-weight:400}
/* services */
.svc-aside{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.prose h2{margin-top:1.6em}
.prose p,.prose li{color:var(--body)}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:10px 0}
.faq summary{cursor:pointer;font-weight:650}
.faq p{color:var(--muted);margin:10px 0 0}
/* forms */
.form{display:grid;gap:16px;max-width:640px}
.form label{display:block;font-weight:600;margin-bottom:6px;font-size:.95rem}
.form input,.form textarea,.form select{width:100%;background:var(--surface);border:1px solid var(--control);color:var(--text);border-radius:10px;padding:12px 14px;font:inherit;min-height:50px}
.form select{appearance:none;-webkit-appearance:none;padding-right:40px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a5b4bf' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:18px}
.form textarea{min-height:150px;resize:vertical}
.form .two{display:grid;gap:16px;grid-template-columns:1fr 1fr}
@media (max-width:560px){.form .two{grid-template-columns:1fr}}
.form .opt{color:var(--dim);font-weight:400;font-size:.85rem;margin:0}
.form-error{color:var(--err);background:rgba(241,154,154,.08);border:1px solid rgba(241,154,154,.35);border-radius:10px;padding:10px 14px;font-size:.95rem}
.form-error:focus{outline:2px solid var(--err);outline-offset:2px}
.signup{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;max-width:520px}
.signup input[type=email]{flex:1 1 240px;background:var(--bg);border:1px solid var(--control);color:var(--text);border-radius:10px;padding:12px 14px;font:inherit;min-height:48px}
.signup .btn{flex:none}
.signup-note{color:var(--dim);font-size:.85rem;margin:12px 0 0}
.price-card{background:var(--surface);border:1px solid var(--line2);border-radius:16px;padding:26px}
.price-card h3{font-size:1.4rem}
.price-card .tagline{font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.fields{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;list-style:none;padding:0;margin:18px 0}
.fields.f4{grid-template-columns:repeat(4,1fr)}
.fields.f3{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.fields.f4,.fields.f3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.fields.f4,.fields.f3{grid-template-columns:1fr}}
.fields li{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--muted);font-size:.93rem}
.fields li b{display:block;color:var(--text);font-size:.98rem}
.sample-table{width:100%;border-collapse:collapse;font-size:.92rem;margin-top:14px}
.sample-table caption{text-align:left;color:var(--dim);font-size:.85rem;padding-bottom:6px}
.sample-table th,.sample-table td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left}
.sample-table th{color:var(--dim);font-family:var(--mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;font-weight:500}
.tool-card .ico{background:rgba(111,179,200,.1);color:var(--accent)}
/* stats band */
.stats-band{border-bottom:1px solid var(--line);background:var(--bg2)}
.stats-band .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0}
.stats-band .st{padding:26px 22px;border-right:1px solid var(--line)}
.stats-band .st:last-child{border-right:0}
.stats-band b{display:block;font-family:var(--mono);font-size:1.7rem;font-weight:700;color:var(--accent-2);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stats-band span{display:block;color:var(--muted);font-size:.92rem;margin-top:4px}
.stats-band small{display:block;color:var(--dim);font-size:.78rem;margin-top:6px}
.stats-band small a{color:var(--dim)}
@media (max-width:700px){.stats-band .st{border-right:0;border-bottom:1px solid var(--line);padding:18px 4px}}
/* footer */
.site-foot{background:#070b0e;border-top:1px solid var(--line);padding:56px 0 30px;color:var(--dim);font-size:.94rem}
.foot-grid{display:grid;gap:32px;grid-template-columns:2fr 1fr 1fr 1fr}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid>div:first-child{grid-column:1/-1}}
.foot-about{margin-top:14px;max-width:30em}
.site-foot h2{font-size:.8rem;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.site-foot ul{list-style:none;padding:0;margin:0}
.site-foot li{margin:4px 0}
.site-foot a{color:var(--dim);text-decoration:none;display:inline-block;padding:3px 0}
.site-foot a:hover{color:var(--text)}
.copy{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:.86rem}
.notfound{padding:90px 20px 50px;text-align:center}
.notfound .code{font-family:var(--mono);color:var(--accent);font-size:1rem;letter-spacing:.2em}
::placeholder{color:#97a6b1;opacity:1}

/* ---------- v1.1 studio ---------- */
.btn.small{min-height:40px;padding:8px 15px;font-size:.93rem}
.foot-powered{margin:10px 0 12px;font-size:.88rem}
.foot-powered .powered{margin:0;font-size:.88rem}
.studio-hero .wrap{grid-template-columns:.9fr 1.1fr}
@media (max-width:960px){.studio-hero .wrap{grid-template-columns:1fr}}
.studio-hero h1{font-size:clamp(2.2rem,4vw,3.25rem);letter-spacing:-.025em}
.page-head h1{font-size:clamp(1.9rem,3.6vw,2.6rem)}
.hero-powered{margin:22px 0 0;font-size:.92rem;color:var(--dim)}
.hero-powered a{color:var(--muted)}
.reel{position:relative;margin:0;aspect-ratio:16/9;border-radius:16px;overflow:hidden;border:1px solid var(--line2);background:#0c1318;box-shadow:0 40px 90px -40px rgba(0,0,0,.85)}
.reel video,.reel iframe,.reel img{display:block;width:100%;height:100%;object-fit:cover;border:0}
.reel.ph figcaption{position:absolute;left:0;right:0;bottom:0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding:14px 18px;background:linear-gradient(0deg,rgba(7,11,14,.92),rgba(7,11,14,0))}
.reel .reel-badge{margin:0;color:var(--muted)}
.reel-sub{font-size:.85rem;color:var(--dim)}
.reel-sub a{color:var(--muted)}
@media (max-width:520px){.reel.ph figcaption{padding:10px 12px}.reel-sub{font-size:.8rem}}
/* phones: the caption sits under the still instead of covering the turbine */
@media (max-width:640px){.reel.ph{aspect-ratio:auto}.reel.ph img{aspect-ratio:16/9;height:auto}.reel.ph figcaption{position:static;background:var(--surface);padding:10px 14px}}
.work-reel{max-width:980px}
.equip-grid{list-style:none;margin:0;padding:0;display:grid;gap:14px;grid-template-columns:repeat(5,1fr)}
@media (max-width:1100px){.equip-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:700px){.equip-grid{grid-template-columns:1fr 1fr;gap:10px}}
.equip-grid li{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:4px}
.equip-grid .ico{width:38px;height:38px;border-radius:10px;background:rgba(111,179,200,.1);display:grid;place-items:center;color:var(--accent);margin-bottom:8px}
.equip-grid .ico svg{width:22px;height:22px}
.equip-grid b{color:var(--text);font-size:.98rem;line-height:1.3}
.equip-grid li>span:last-child{color:var(--muted);font-size:.88rem;line-height:1.45}
@media (max-width:420px){.equip-grid li{padding:12px}.equip-grid li>span:last-child{font-size:.84rem}}
.svc-tile{padding:0;overflow:hidden;display:flex;flex-direction:column}
.svc-tile .svc-img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}
.svc-ph{aspect-ratio:16/9;display:grid;place-items:center;background:radial-gradient(420px 220px at 75% 0,rgba(111,179,200,.13),transparent 70%),linear-gradient(rgba(111,179,200,.05) 1px,transparent 1px) 0 0/28px 28px,linear-gradient(90deg,rgba(111,179,200,.05) 1px,transparent 1px) 0 0/28px 28px,var(--surface2);border-bottom:1px solid var(--line)}
.svc-ph .ico{width:56px;height:56px;border-radius:14px;border:1px solid var(--line2);background:#101b23;display:grid;place-items:center;color:var(--accent)}
.svc-ph .ico svg{width:28px;height:28px}
.svc-tile .card-b{padding:18px 20px 22px}
.ol-sec{display:grid;grid-template-columns:.7fr 1.3fr;gap:44px;align-items:center}
@media (max-width:960px){.ol-sec{grid-template-columns:1fr;gap:24px}}
.rel-grid.g3-mini{grid-template-columns:repeat(3,1fr)}
@media (max-width:860px){.rel-grid.g3-mini{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.rel-grid.g3-mini{grid-template-columns:1fr}}
.strip-h{font-size:1.05rem;color:var(--muted);font-weight:650}
.tools-strip{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.tools-strip a{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line2);border-radius:999px;padding:8px 15px;color:var(--text);text-decoration:none;font-size:.93rem;min-height:42px}
.tools-strip a:hover{border-color:var(--accent)}
.tools-strip svg{width:18px;height:18px;color:var(--accent)}
.two-lists{gap:22px 48px;align-items:start}
.fields.one{grid-template-columns:1fr}
.work-empty{display:grid;grid-template-columns:1fr;gap:0;background:var(--surface);border:1px dashed var(--control);border-radius:18px;overflow:hidden}
.work-empty-b{padding:32px 34px}
.work-empty-b p{max-width:42em}
.work-empty-b h2{margin-bottom:12px}
@media (max-width:560px){.work-empty-b{padding:22px 20px}.work-empty-b .btn{flex:1 1 100%;justify-content:center}}
.work-card .card-b p{margin-top:6px}
.studio-box{margin:34px 0;background:linear-gradient(135deg,#13232c,#101920);border:1px solid var(--line2);border-left:3px solid var(--accent);border-radius:14px;padding:18px 22px;clear:both}
.studio-box .kicker{margin-bottom:6px}
.studio-box p{margin:0;color:var(--body);font-size:.98rem}
.studio-box .btns{margin-top:14px;gap:10px}
.form-note{display:flex;gap:10px;align-items:flex-start;margin:0;color:var(--muted);font-size:.93rem;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.form-note svg{width:20px;height:20px;flex:none;color:var(--accent);margin-top:2px}
.form .check{display:flex;gap:10px;align-items:center;font-weight:500;cursor:pointer;margin:0}
.form .check input{width:20px;height:20px;min-height:0;padding:0;margin:0;accent-color:var(--accent);flex:none}
.author-box .links{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;margin-top:12px}
.page-head .form-note{font-size:.95rem;max-width:none}
/* v1.1 review fixes */
.site-foot .brand{display:inline-flex;align-items:center;gap:11px;color:var(--text)}
.svc-tile.no-img .card-b{padding:22px 22px 24px}
.svc-h{display:flex;align-items:center;gap:12px}
.svc-h .ico{width:40px;height:40px;flex:none;border-radius:10px;border:1px solid var(--line2);background:#101b23;display:grid;place-items:center;color:var(--accent)}
.svc-h .ico svg{width:22px;height:22px}
a.svc-tile{color:inherit;text-decoration:none}
a.svc-tile:hover{border-color:var(--accent)}
a.svc-tile p{color:var(--muted)}
.equip-chips{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.equip-chips a{display:inline-flex;align-items:center;gap:8px;padding:8px 14px 8px 10px;min-height:42px;border:1px solid var(--line2);border-radius:999px;background:var(--surface);color:var(--text);text-decoration:none;font-size:.94rem;font-weight:600}
.equip-chips a:hover{border-color:var(--accent)}
.equip-chips .ico{color:var(--accent);display:grid}
.equip-chips svg{width:18px;height:18px}
.equip-full{grid-template-columns:repeat(2,1fr);gap:16px}
@media (max-width:760px){.equip-full{grid-template-columns:1fr}}
.equip-full li{padding:22px 24px;scroll-margin-top:90px}
.equip-full li:target{border-color:var(--accent)}
.equip-full h3{font-size:1.12rem;margin:0 0 4px}
.equip-full p{color:var(--muted);font-size:.95rem;line-height:1.55;margin:0}
.equip-full .equip-links{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:12px;font-size:.92rem;font-weight:600}
.shots .shot{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.shots .shot figcaption{padding:12px 16px;font-family:var(--mono);font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.tool-next a{white-space:nowrap}
.studio-box .rig-line{display:block;margin-top:6px;color:var(--muted);font-size:.92rem}
.form :user-invalid{border-color:var(--err);box-shadow:0 0 0 1px var(--err)}
.form label:has(+ :user-invalid)::after{content:" required";color:var(--err);font-weight:400;font-size:.85rem}
.style-note{margin:10px 0 0;font-size:.8rem;color:var(--dim)}
.ready{margin:22px auto 0;text-align:left;max-width:520px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 20px}
.ready .h{margin:0 0 8px;font-weight:600;color:var(--text)}
.ready ul{margin:0;padding-left:20px;color:var(--muted)}
.ready li{margin:4px 0}