/* MKSD theme: same tokens as mksdcommerce.com (ivory, ink, lime; Instrument Serif, Geist, Geist Mono). */
:root{--bg:#F6F5F0;--fg:#171815;--mut:#5B5C55;--line:#D6D4CB;--acc:#171815;--soft:#FBFAF6;--code:#ECEAE3;
--hot:#171815;--hotfg:#F6F5F0;--lime:#C5F36A;--lime-deep:#9BC93F;--stone:#E7E5DD;--hover:#EFEDE6;
--ok:#2F5D12;--warn:#8A5A00;--bad:#A12A1B;--unsure:#5B5C55;--amber:#C5F36A;--amber-fg:#171815;
--serif:'Instrument Serif',Georgia,serif;--sans:'Geist',system-ui,sans-serif;--mono:'Geist Mono',ui-monospace,monospace;
--shadow:4px 4px 0 #171815;--radius:0;--gutter:clamp(16px,4vw,56px)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:clip}
::selection{background:var(--lime);color:var(--fg)}
a{color:var(--fg);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-color:var(--lime-deep)}
:focus-visible{outline:2px solid var(--fg);outline-offset:3px}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:9;background:rgba(246,245,240,.94);border-bottom:1px solid var(--line);
padding:14px var(--gutter);display:flex;gap:12px 28px;align-items:center;flex-wrap:wrap;
-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--fg)}
.brand-mark{font-family:var(--serif);font-size:24px;line-height:.8;letter-spacing:-.04em;display:block}
.brand-name{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--mut);white-space:nowrap}
nav.top{display:flex;gap:4px 20px;font-size:14px;margin-left:auto;align-items:center;flex-wrap:wrap}
nav.top a{color:#4A4B45;text-decoration:none;padding:6px 0;white-space:nowrap}
nav.top a:hover{color:var(--fg);text-decoration:underline;text-decoration-color:var(--lime-deep)}
nav.top a.cta{background:var(--fg);color:var(--bg);padding:8px 14px;font-weight:500}
nav.top a.cta:hover{background:var(--lime);color:var(--fg);text-decoration:none}
@media (max-width:1100px){
header.site{position:static;padding-bottom:0}
html{scroll-padding-top:0}
nav.top{margin:0 calc(-1 * var(--gutter));padding:0 var(--gutter) 10px;width:calc(100% + 2 * var(--gutter));
flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
nav.top::-webkit-scrollbar{display:none}}

/* ---------- type ---------- */
main{max-width:860px;margin:0 auto;padding:32px var(--gutter) 72px}
h1,h2,h3{font-family:var(--serif);font-weight:400;color:var(--fg)}
h1{font-size:clamp(40px,6vw,72px);line-height:.98;margin:.15em 0 .35em;letter-spacing:-.02em;text-wrap:balance}
h2{font-size:clamp(28px,3.4vw,40px);line-height:1.05;margin:1.6em 0 .45em;letter-spacing:-.01em}
h3{font-size:24px;line-height:1.15;margin:1.4em 0 .35em}
h1 em,h2 em{font-style:italic}
p,li{color:var(--fg)}
.eyebrow,.label,.kicker{font-family:var(--mono);text-transform:uppercase;letter-spacing:.1em;font-size:11px;color:var(--mut);font-weight:400;margin:0}
.sub{color:var(--mut);font-size:17px;margin-top:0}
.fine{color:var(--mut);font-size:13px}
.crumbs{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--mut);margin-bottom:22px}
.crumbs a{color:var(--mut);text-decoration:none}
.crumbs a:hover{color:var(--fg)}
code,pre,kbd{font-family:var(--mono);font-size:13.5px}
pre{background:var(--code);padding:14px 16px;overflow-x:auto;border:1px solid var(--line)}
code{background:var(--code);padding:2px 5px}
pre code{background:none;padding:0}
table{border-collapse:collapse;width:100%;margin:18px 0;font-size:15px;display:block;overflow-x:auto}
th,td{border-bottom:1px solid var(--line);padding:11px 14px 11px 0;text-align:left;vertical-align:top}
th{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);font-weight:400;border-bottom-color:var(--fg)}
details{border-top:1px solid var(--line);padding:12px 0;margin:0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:500}

/* ---------- statute + boxes ---------- */
.statute{border-left:1px solid var(--fg);padding-left:22px;margin:24px 0}
.statute blockquote,blockquote.verbatim{margin:14px 0;padding:14px 18px;background:var(--soft);border:1px solid var(--line);
border-left:3px solid var(--lime-deep);font-size:15px}
.statute blockquote p,blockquote.verbatim p{margin:.4em 0}
.summary,.skill-cta,.related,.example,.keyfacts,.hero-skill,.callout,.faq-toc{border:1px solid var(--fg);padding:16px 20px;margin:24px 0;background:var(--soft)}
.summary p,.skill-cta p,.related p{margin:.35em 0}
.skill-cta{box-shadow:var(--shadow)}
.skill-cta q{font-style:italic}
.related ul,.faq-toc ul{margin:.3em 0 .6em;padding-left:18px;font-size:14px}
.related li{margin:.15em 0}
.hero-skill{box-shadow:var(--shadow);padding:20px 24px}
.hero-skill h2{margin:.2em 0 .4em}
.keyfacts h2,.popular h2{margin:.1em 0 .5em;font-size:28px}
.keyfacts dl{display:grid;grid-template-columns:max-content 1fr;margin:0;font-size:15px;border-top:1px solid var(--line)}
.keyfacts dt,.keyfacts dd{padding:10px 0;border-bottom:1px solid var(--line);margin:0}
.keyfacts dt{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);padding-right:20px;padding-top:13px}
@media (max-width:560px){.keyfacts dl{grid-template-columns:1fr}.keyfacts dt{border-bottom:none;padding-bottom:0}}
.example .q{font-weight:600}
ul.toc{list-style:none;padding:0;margin:.5em 0 1.5em;border-top:1px solid var(--fg)}
ul.toc li{border-bottom:1px solid var(--line)}
ul.toc a{display:block;padding:12px 2px;text-decoration:none;color:var(--fg);font-size:15px;transition:background-color .2s}
ul.toc a:hover{background:var(--hover)}
ul.toc b{font-family:var(--mono);font-weight:400;font-size:12px;color:var(--mut);margin-right:12px;font-variant-numeric:tabular-nums}
.qa h3{margin-top:1.4em}
.sources{font-size:13px;color:var(--mut)}
.chip{display:inline-block;border:1px solid var(--fg);padding:2px 9px;margin:2px 2px 2px 0;text-decoration:none;font-family:var(--mono);font-size:12px}
.chip:hover{background:var(--lime)}
.jump{font-size:13.5px;line-height:1.9}
.term{border-bottom:1px solid var(--line);padding-bottom:8px}
.term h2{font-size:28px;margin-top:1.2em}
.prose h2{font-size:clamp(28px,3.2vw,36px)}
.pager{display:flex;justify-content:space-between;gap:16px;margin:40px 0 0;padding-top:20px;border-top:1px solid var(--fg);font-size:14px;flex-wrap:wrap}
.pager a{text-decoration:none;max-width:46%}
.pager .next{margin-left:auto;text-align:right}
.updated{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--mut);margin-top:48px}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));margin:26px 0;border-top:1px solid var(--fg);border-left:1px solid var(--fg)}
.cards.two{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.card{display:block;padding:20px 22px;border-right:1px solid var(--fg);border-bottom:1px solid var(--fg);text-decoration:none;color:var(--fg);background:var(--bg);transition:background-color .25s}
a.card:hover{background:var(--soft)}
.card.hot{background:var(--lime)}
.card h3{margin:0 0 8px;font-size:26px;line-height:1.05}
.card p{margin:0;font-size:14px;color:#3E3F3A}
.card ul{margin:0;padding-left:18px;font-size:14px}
.card li{margin:.3em 0}
.icon-card .card-ic{width:34px;height:34px;padding:7px;background:var(--fg);color:var(--lime);margin-bottom:14px;display:block}

/* ---------- disclaimer + footer ---------- */
.disclaimer{background:var(--soft);border:1px solid var(--line);border-left:3px solid var(--bad);padding:12px 16px;margin:0 0 28px;font-size:13.5px;line-height:1.55;color:#3E3F3A}
.disclaimer a{color:var(--bad);font-weight:500}
footer.site{background:var(--fg);color:#BDBCB4;margin-top:64px;padding:48px var(--gutter) 56px;font-size:13px}
footer.site p{max-width:860px;margin:0 auto .9em;color:#BDBCB4}
footer.site strong{color:var(--bg);font-weight:500}
footer.site a{color:var(--bg)}
footer.site a:hover{text-decoration-color:var(--lime)}
footer.site .promo{font-size:15px;color:var(--bg)}
footer.site .promo a{color:var(--lime)}
footer.site .made{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase}

/* ---------- buttons ---------- */
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--fg);color:var(--bg);padding:8px 12px}
.skip:focus{left:8px}
.ic{width:1.1em;height:1.1em;flex:none;vertical-align:-.15em}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:12px 22px;border:1px solid var(--fg);
font:inherit;font-weight:500;cursor:pointer;text-decoration:none;background:var(--fg);color:var(--bg);
transition:background-color .2s,color .2s,transform .15s;touch-action:manipulation}
.btn:hover{background:var(--lime);color:var(--fg)}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--fg);color:var(--bg)}
.btn.amber{background:var(--lime);color:var(--fg)}
.btn.amber:hover{background:var(--bg)}
.btn.glass{background:transparent;color:var(--bg);border-color:rgba(246,245,240,.5)}
.btn.glass:hover{background:var(--bg);color:var(--fg)}
.btn.ghost{background:transparent;color:var(--fg)}
.btn.ghost:hover{background:var(--lime)}

/* ---------- home layout ---------- */
body.home main{max-width:1240px}
.section{margin:96px 0;padding-top:28px;border-top:1px solid var(--fg)}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{margin:.3em 0 .3em;font-size:clamp(36px,5vw,72px);line-height:.98;letter-spacing:-.02em}
.section-head p{color:#3E3F3A;margin:0;font-size:17px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg);color:var(--fg);border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.6;
background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse at 75% 40%,#000 20%,transparent 70%);mask-image:radial-gradient(ellipse at 75% 40%,#000 20%,transparent 70%)}
.hero-in{position:relative;max-width:1240px;margin:0 auto;padding:clamp(48px,7vw,104px) var(--gutter) clamp(56px,7vw,96px);display:grid;
grid-template-columns:1.3fr .9fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{font-size:clamp(52px,8.4vw,128px);line-height:.92;letter-spacing:-.025em;margin:.3em 0 .3em;color:var(--fg)}
.hero .hl{font-style:italic}
.hero .lead{font-size:clamp(17px,1.5vw,20px);line-height:1.55;color:#3E3F3A;max-width:600px;margin:0 0 30px}
.pill{display:inline-flex;align-items:center;gap:10px;margin:0;padding:6px 12px;border:1px solid var(--fg);background:var(--soft);
font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--fg)}
.pill b{font-weight:500;font-variant-numeric:tabular-nums}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);border:1px solid var(--fg);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(197,243,106,.9)}100%{box-shadow:0 0 0 10px rgba(197,243,106,0)}}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero-ctas.center{justify-content:center}
.hero .btn.glass{color:var(--fg);border-color:var(--fg)}
.hero .btn.glass:hover{background:var(--lime)}
.hero-fine{margin:20px 0 0;font-family:var(--mono);font-size:12px;letter-spacing:.02em;color:var(--mut)}
.hero-fine .ic{margin-right:6px}
.hero-fine a{color:var(--mut)}
.hero-card{background:var(--fg);color:var(--bg);border:1px solid var(--fg);padding:24px 24px 22px;box-shadow:8px 8px 0 var(--lime)}
.hc-label{display:flex;align-items:center;gap:8px;margin:0 0 16px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#BDBCB4}
.hc-clock{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(246,245,240,.2);border-left:1px solid rgba(246,245,240,.2)}
.hc-clock div{padding:14px 6px;text-align:center;border-right:1px solid rgba(246,245,240,.2);border-bottom:1px solid rgba(246,245,240,.2)}
.hc-clock b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(34px,4vw,52px);line-height:1;color:var(--bg);font-variant-numeric:tabular-nums}
.hc-clock div:first-child b{color:var(--lime)}
.hc-clock span{font-family:var(--mono);font-size:10px;color:#BDBCB4;text-transform:uppercase;letter-spacing:.1em}
.hc-note{font-size:14px;color:#D6D4CB;margin:16px 0 12px}
.hc-link{display:inline-flex;align-items:center;gap:6px;color:var(--lime);font-weight:500;font-size:14px;text-decoration:none;border-bottom:1px solid var(--lime);padding-bottom:2px}
@media (max-width:860px){.hero-in{grid-template-columns:1fr}}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);margin:8px 0 0;border-top:1px solid var(--fg)}
.stat{padding:22px 20px 24px 0;border-bottom:1px solid var(--line)}
.stat + .stat{padding-left:20px;border-left:1px solid var(--line)}
.stat b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(44px,5vw,72px);line-height:1;letter-spacing:-.02em;color:var(--fg);font-variant-numeric:tabular-nums}
.stat>span{display:block;margin-top:10px;font-size:14px;line-height:1.45;color:#3E3F3A}
@media (max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(odd){padding-left:0;border-left:none}}

/* ---------- checker ---------- */
.checker{border:1px solid var(--fg);background:var(--soft);box-shadow:var(--shadow);overflow:hidden;position:relative}
.checker::before{content:"";display:block;height:6px;background:var(--lime);border-bottom:1px solid var(--fg)}
.ck-panel{padding:28px clamp(18px,4vw,40px) 30px}
.ck-kicker{font-family:var(--mono);text-transform:uppercase;letter-spacing:.1em;font-size:11px;color:var(--mut);margin:0}
.ck-title{font-family:var(--serif);font-weight:400;font-size:clamp(32px,3.6vw,48px);line-height:1;margin:.3em 0 .4em}
.ck-title:focus,.ck-q:focus{outline:none}
.ck-meta{display:flex;flex-wrap:wrap;gap:8px 22px;list-style:none;padding:0;margin:16px 0 22px;color:#3E3F3A;font-size:14px}
.ck-meta li::before{content:"";display:inline-block;width:8px;height:8px;background:var(--lime);border:1px solid var(--fg);margin-right:8px;vertical-align:0}
.ck-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.ck-top{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:12px;color:var(--mut)}
.ck-step{font-variant-numeric:tabular-nums}
.ck-link{background:none;border:0;padding:10px 4px;min-height:44px;color:var(--fg);font:inherit;font-size:14px;font-weight:500;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.ck-link:hover{text-decoration-color:var(--lime-deep)}
.ck-bar{height:6px;background:var(--stone);overflow:hidden;margin:6px 0 24px}
.ck-bar span{display:block;height:100%;background:var(--fg);transition:width .3s ease-out}
.ck-card{animation:ck-in .26s ease-out}
@keyframes ck-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.ck-area{display:inline-block;margin:0;padding:3px 10px;border:1px solid var(--fg);font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--fg)}
.ck-q{font-family:var(--serif);font-weight:400;font-size:clamp(26px,2.8vw,36px);line-height:1.1;margin:.5em 0 .35em}
.ck-help{color:#3E3F3A;margin:0 0 20px;font-size:15px}
.ck-opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.ck-opt{display:flex;align-items:center;gap:10px;min-height:54px;padding:10px 14px;border:1px solid var(--fg);background:var(--bg);color:var(--fg);
font:inherit;font-weight:500;cursor:pointer;text-align:left;transition:background-color .15s,box-shadow .15s;touch-action:manipulation}
.ck-opt:hover{background:var(--hover)}
.ck-opt:active{transform:scale(.98)}
.ck-opt kbd{display:inline-grid;place-items:center;width:24px;height:24px;font-size:12px;background:var(--soft);border:1px solid var(--line);color:var(--mut)}
.ck-opt[aria-pressed=true]{background:var(--lime);box-shadow:var(--shadow)}
.ck-refs{font-size:13.5px;color:var(--mut);margin:18px 0 0}
.ck-refs a{margin-right:6px;font-weight:500;color:var(--fg)}
.ck-nav{display:flex;justify-content:space-between;align-items:center;margin-top:12px}
.ck-hint{font-family:var(--mono);font-size:11px;color:var(--mut)}
@media (hover:none){.ck-hint{display:none}}
.ck-fine{font-size:13px;color:var(--mut)}
.ck-score{display:grid;grid-template-columns:150px 1fr;gap:28px;align-items:center}
.ck-ring{width:150px;height:150px;transform:rotate(-90deg)}
.ck-ring circle{fill:none;stroke-width:11}
.ck-ring-bg{stroke:var(--stone)}
.ck-ring-fg{stroke-linecap:butt;transition:stroke-dashoffset 1s cubic-bezier(.2,.8,.2,1)}
.ck-ring.ck-good .ck-ring-fg{stroke:var(--lime-deep)}
.ck-ring.ck-mid .ck-ring-fg{stroke:#D9A21B}
.ck-ring.ck-low .ck-ring-fg{stroke:var(--bad)}
.ck-ring text{transform:rotate(90deg);transform-origin:60px 60px;fill:var(--fg)}
.ck-ring-num{font:400 30px/1 var(--serif)}
.ck-ring-sub{font:400 10px/1 var(--mono);fill:var(--mut)!important;letter-spacing:.1em;text-transform:uppercase}
.ck-counts{display:flex;flex-wrap:wrap;gap:6px 16px;margin:0 0 8px;font-size:14px;color:var(--mut)}
.ck-bars{list-style:none;padding:0;margin:24px 0 8px;display:grid;gap:12px}
.ck-bars li{display:grid;grid-template-columns:minmax(120px,220px) 1fr 48px;gap:12px;align-items:center;font-size:14px}
.ck-meter{height:8px;background:var(--stone);overflow:hidden}
.ck-meter-fill{display:block;height:100%}
.ck-meter-fill.ck-good{background:var(--lime-deep)}.ck-meter-fill.ck-mid{background:#D9A21B}.ck-meter-fill.ck-low{background:var(--bad)}
.ck-bar-val{text-align:right;font-family:var(--mono);font-size:12px;font-variant-numeric:tabular-nums;color:var(--mut)}
.ck-result h4{font-family:var(--serif);font-weight:400;font-size:28px;margin:28px 0 6px}
.ck-gaps{list-style:none;padding:0;margin:12px 0;display:grid;border-top:1px solid var(--fg);counter-reset:gap}
.ck-gap{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:16px 0;border-bottom:1px solid var(--line)}
.ck-gap p{margin:.25em 0}
.ck-chip{display:inline-block;white-space:nowrap;padding:3px 9px;font-family:var(--mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase;border:1px solid}
.ck-chip.ck-no{color:var(--bad);border-color:var(--bad)}
.ck-chip.ck-partly{color:var(--warn);border-color:var(--warn)}
.ck-chip.ck-unsure{color:var(--unsure);border-color:var(--unsure)}
.ck-ceiling{white-space:nowrap}
.ck-cta{margin:24px 0 10px;padding:18px 20px;border:1px solid var(--fg);background:var(--lime)}
.ck-cta p{margin:.2em 0 .8em}
.ck-status{font-size:14px;color:var(--ok);min-height:1.2em;margin:.6em 0 0!important}
@media (max-width:620px){.ck-score{grid-template-columns:1fr;justify-items:start}.ck-ring{width:128px;height:128px}
.ck-bars li{grid-template-columns:1fr 44px}.ck-bar-label{grid-column:1/-1}.ck-gap{grid-template-columns:1fr}}

/* ---------- timeline ---------- */
.timeline{--p:0;list-style:none;padding:0;margin:8px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;border:1px solid var(--fg)}
.timeline::before,.timeline::after{content:"";position:absolute;top:0;left:0;height:4px}
.timeline::before{right:0;background:var(--stone)}
.timeline::after{width:calc(100% * var(--p));background:var(--lime);border-right:1px solid var(--fg)}
.timeline li{position:relative;padding:34px 22px 24px}
.timeline li + li{border-left:1px solid var(--fg)}
.tl-dot{position:absolute;top:18px;right:20px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:1px solid var(--fg);z-index:1}
.timeline li.done .tl-dot{background:var(--fg)}
.timeline li.next{background:var(--fg);color:var(--bg)}
.timeline li.next .tl-dot{background:var(--lime);border-color:var(--lime);animation:pulse 2s infinite}
.tl-date{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--mut);text-transform:uppercase}
.timeline b{display:block;font-family:var(--serif);font-weight:400;font-size:30px;line-height:1.05;margin:10px 0 8px}
.tl-text{color:#3E3F3A;font-size:14.5px}
.timeline li.next .tl-date,.timeline li.next .tl-text{color:#D6D4CB}
.timeline li.next b{color:var(--lime)}
@media (max-width:720px){.timeline{grid-template-columns:1fr}.timeline li + li{border-left:none;border-top:1px solid var(--fg)}}

/* ---------- AI section ---------- */
.ai{padding:clamp(24px,4vw,56px);color:var(--bg);background:var(--fg)}
.ai h2{color:var(--bg);font-size:clamp(36px,4.6vw,64px);line-height:.98;margin:.3em 0 .4em}
.ai p{color:#D6D4CB}
.ai .kicker{color:#BDBCB4}
.ai a:not(.btn){color:var(--lime)}
.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.ai-grid>*{min-width:0}
@media (max-width:900px){.ai-grid{grid-template-columns:1fr}}
.ticks{list-style:none;padding:0;margin:18px 0 22px;display:grid;border-top:1px solid rgba(246,245,240,.18)}
.ticks li{display:flex;gap:12px;align-items:flex-start;color:var(--bg);padding:10px 0;border-bottom:1px solid rgba(246,245,240,.18)}
.ticks .ic{color:var(--lime);margin-top:3px}
.install{position:relative}
.install pre{background:#0F100E;border-color:rgba(246,245,240,.18);color:var(--bg);padding-right:84px}
.install code{color:var(--bg)}
.copy{position:absolute;top:10px;right:10px;min-height:36px;padding:6px 12px;cursor:pointer;background:var(--lime);color:var(--fg);border:1px solid var(--lime);font:500 13px/1 var(--sans)}
.copy:hover{background:var(--bg)}
.ai-ctas{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:center;margin:20px 0 0}
.ai-ctas span{font-size:14px;color:#BDBCB4}
.ai .btn{background:var(--lime);color:var(--fg);border-color:var(--lime)}
.ai .btn:hover{background:var(--bg)}
.ai .term{position:relative;overflow:hidden;padding:0;background:#0F100E;border:1px solid rgba(246,245,240,.25);box-shadow:8px 8px 0 var(--lime);font:14px/1.6 var(--mono)}
.term-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;border-bottom:1px solid rgba(246,245,240,.12)}
.term-bar span{width:9px;height:9px;border-radius:50%;background:#5B5C55}
.term-bar span:first-child{background:var(--lime)}
.term-bar em{margin-left:8px;font-style:normal;color:#8E8F87;font-size:12px}
.term-body{padding:18px 18px 54px;min-height:300px}
.term-body p{margin:0 0 10px;color:#D6D4CB}
.t-prompt{color:var(--bg)!important}
.t-caret{color:var(--lime);font-weight:700}
.t-tool{color:#BDBCB4!important}
.t-trap{color:var(--lime)!important}
.t-fine{color:#8E8F87!important;font-size:12px}
.cite{display:inline-block;padding:0 6px;background:rgba(197,243,106,.14);color:var(--lime);font-size:12px}
.cursor{display:inline-block;width:8px;height:1.1em;background:var(--lime);vertical-align:-3px;margin-left:2px;animation:blink 1s steps(1) infinite}
.term.done .cursor{display:none}
@keyframes blink{50%{opacity:0}}
.js .term [data-line]{opacity:0;transform:translateY(4px);transition:opacity .3s ease-out,transform .3s ease-out}
.js .term [data-line].shown{opacity:1;transform:none}
.replay{position:absolute;right:12px;bottom:12px;min-height:36px;padding:6px 12px;cursor:pointer;background:transparent;color:#D6D4CB;border:1px solid rgba(246,245,240,.25);font:400 11px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase}
.replay:hover{background:var(--lime);color:var(--fg)}

/* ---------- myths ---------- */
.myths{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));align-items:stretch;border-top:1px solid var(--fg);border-left:1px solid var(--fg)}
.myth{display:flex;flex-direction:column;border-right:1px solid var(--fg);border-bottom:1px solid var(--fg);padding:22px;background:var(--bg);transition:background-color .25s}
.myth .label{color:var(--bad)}
.myth h3{margin:.5em 0 .7em;font-size:26px;line-height:1.1}
.fact{border-top:1px solid var(--line);padding-top:12px;margin-bottom:12px;animation:ck-in .25s ease-out}
.fact .label{color:var(--ok);display:flex;align-items:center;gap:6px}
.fact p{margin:.3em 0;font-size:15px}
.fact:focus{outline:none}
.myth.closed .fact{display:none}
.myth:not(.closed){background:var(--soft)}
.flip{margin-top:auto;align-self:flex-start;min-height:44px;padding:8px 14px;cursor:pointer;background:transparent;color:var(--fg);border:1px solid var(--fg);font:inherit;font-weight:500;font-size:14px}
.flip:hover{background:var(--lime)}
.myth:not([data-myth]) .flip,.myth .flip:only-child{display:none}
html:not(.js) .flip{display:none}

/* ---------- glance + popular ---------- */
.split{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:start}
.split .keyfacts{margin:0}
@media (max-width:860px){.split{grid-template-columns:1fr}}

/* ---------- closing CTA ---------- */
.endcta{text-align:center;padding:clamp(40px,6vw,80px) 20px;background:var(--lime);border:1px solid var(--fg)}
.endcta h2{margin:0 0 .3em;font-size:clamp(36px,5vw,72px);line-height:.98}
.endcta p{color:var(--fg);margin:0 auto 24px;max-width:520px}
.endcta .btn.ghost{border-color:var(--fg)}
.endcta .btn.ghost:hover{background:var(--bg)}

/* ---------- reveal on scroll ---------- */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease-out,transform .6s cubic-bezier(.2,.7,.1,1)}
.js .reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation:none!important;transition:none!important}
.js .reveal{opacity:1;transform:none}
.js .term [data-line]{opacity:1;transform:none}}
@media (max-width:720px){.section{margin:64px 0}}