/* Learn AI Expert: site styles. Palette sampled from the logo (ink #0D1A2A, amber #D78829). */
:root{
  --ink:#0D1A2A; --ink-deep:#07111C; --ink-2:#14263B; --ink-3:#1C3049;
  --amber:#D78829; --amber-hi:#F2AE55; --amber-deep:#8F520E;
  --ivory:#F5F0E6; --paper:#ECE5D7; --paper-2:#E2D9C8; --steel:#9AA7B6; --text:#1C2633; --muted:#4D5866;
  --line-d:rgba(245,240,230,.14); --line-l:rgba(13,26,42,.16);
  --f-body:'Archivo',system-ui,-apple-system,'Segoe UI',sans-serif;
  --f-serif:'Newsreader',Georgia,serif;
  --f-mono:'IBM Plex Mono',ui-monospace,Menlo,monospace;
  --hh:76px; --gut:clamp(16px,4vw,56px); --max:1320px;
  --mk-accent:var(--amber); --mk-arrival-bg:var(--ink-deep); --mk-toggle-ink:var(--ink);
  --ease:cubic-bezier(.2,.7,.2,1);
}
@media (max-width:900px){:root{--hh:64px}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hh) + 16px)}
body{margin:0;background:var(--ink);color:var(--ivory);font:400 1.0625rem/1.65 var(--f-body);font-stretch:100%;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;top:0!important;overflow-x:clip}
img,video,svg,picture{display:block;max-width:100%}
button,input,select,textarea{font-family:inherit}
img{height:auto}
a{color:inherit}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.08;text-wrap:balance}
p,li{text-wrap:pretty}
:focus-visible{outline:2px solid var(--amber-hi);outline-offset:3px}
.skip{position:fixed;left:12px;top:-60px;z-index:200;background:var(--amber);color:var(--ink);padding:10px 14px;font-weight:700;text-decoration:none}
.skip:focus{top:12px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:min(100% - 2*var(--gut),var(--max));margin-inline:auto}
.wrap--narrow{width:min(100% - 2*var(--gut),860px);margin-inline:auto}

/* type */
.display{font-stretch:125%;font-weight:900;text-transform:uppercase;letter-spacing:-.025em;line-height:.9}
.display-2{font-stretch:118%;font-weight:900;text-transform:uppercase;letter-spacing:-.02em;line-height:.95;font-size:clamp(2.1rem,1.2rem + 3.6vw,4.6rem)}
.h-sm{font-stretch:112%;font-weight:800;text-transform:uppercase;letter-spacing:.01em;font-size:clamp(1.15rem,1rem + .6vw,1.5rem)}
.serif{font-family:var(--f-serif);font-style:italic;font-weight:400;text-transform:none;letter-spacing:0}
.kicker{font:500 .78rem/1.3 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--amber-hi);display:inline-flex;align-items:center;gap:.7em;margin:0 0 1.1rem}
.kicker::before{content:"";width:.62em;height:.62em;background:var(--amber);flex:none;animation:caret 1.6s steps(1) infinite}
.light .kicker{color:var(--amber-deep)}
@keyframes caret{50%{opacity:.25}}
.lede{font-size:clamp(1.08rem,1rem + .35vw,1.3rem);line-height:1.55;max-width:58ch;color:rgba(245,240,230,.86)}
.mono{font-family:var(--f-mono)}

/* buttons */
.btn{--b:var(--ivory);display:inline-flex;align-items:center;gap:.6em;min-height:48px;padding:.8em 1.35em;border:1.5px solid var(--b);color:var(--b);background:transparent;font:700 .82rem/1 var(--f-body);font-stretch:112%;letter-spacing:.09em;text-transform:uppercase;text-decoration:none;border-radius:2px;cursor:pointer;transition:background .25s,color .25s,border-color .25s,translate .25s var(--ease)}
.btn::after{content:"\2192";font-family:var(--f-mono);transition:translate .25s var(--ease)}
.btn:hover::after{translate:4px 0}
.btn:hover{background:var(--ivory);color:var(--ink)}
.btn--amber{background:var(--amber);border-color:var(--amber);color:var(--ink)}
.btn--amber:hover{background:var(--amber-hi);border-color:var(--amber-hi);color:var(--ink)}
.btn--ink{--b:var(--ink)}
.btn--ink:hover{background:var(--ink);color:var(--ivory)}
.btn--sm{min-height:40px;padding:.6em 1em;font-size:.72rem}
.btn:active{translate:0 1px}
.textlink{color:var(--amber-hi);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
.light .textlink,.prose a{color:var(--amber-deep)}

/* header */
.site-header{position:fixed;inset:0 0 auto;z-index:100;height:var(--hh);background:rgba(7,17,28,.0);transition:background .35s,box-shadow .35s;view-transition-name:mk-header}
.site-header.is-solid,.site-header:has(.mega:not([hidden])),body.no-hero .site-header{background:rgba(7,17,28,.94);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line-d)}
.bar{position:relative;height:100%;display:flex;align-items:stretch;gap:clamp(12px,2.5vw,40px);padding-inline:var(--gut);max-width:1600px;margin:0 auto}
.brand{display:flex;align-items:center;flex:none}
.brand img{height:clamp(30px,2.6vw,38px);width:auto}
.nav{display:flex;align-items:stretch;margin-left:auto}
.nav__list{display:flex;align-items:stretch;gap:clamp(8px,1.6vw,28px);list-style:none;margin:0;padding:0}
.nav__item{display:flex;align-items:center}
.nav__item>a,.nav__trigger{display:inline-flex;align-items:center;gap:.5em;height:100%;padding:0 .2em;background:none;border:0;color:var(--ivory);font:600 .8rem/1 var(--f-body);font-stretch:112%;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;cursor:pointer;position:relative}
.nav__item>a::after,.nav__trigger::after{content:"";position:absolute;left:0;right:0;bottom:calc(50% - 1.1em);height:2px;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav__item>a:hover::after,.nav__item>a[aria-current]::after,.nav__trigger[aria-expanded="true"]::after{transform:none}
.nav__trigger svg{transition:rotate .3s}
.nav__trigger[aria-expanded="true"] svg{rotate:180deg}
.bar__end{display:flex;align-items:center;gap:14px}
/* mega menu: panel starts exactly at the header's bottom edge; the item spans the full bar height, so there is no gap to cross */
.mega{position:absolute;left:0;right:0;top:100%;background:rgba(7,17,28,.97);backdrop-filter:blur(12px);border-top:1px solid var(--line-d);box-shadow:0 30px 60px -20px rgba(0,0,0,.6)}
.mega[hidden]{display:none}
.mega.is-open .mega__inner{animation:megaIn .35s var(--ease)}
@keyframes megaIn{from{opacity:0;translate:0 -8px}}
.mega__inner{max-width:1600px;margin:0 auto;padding:28px var(--gut) 34px;display:grid;grid-template-columns:1fr 300px;gap:40px}
.mega__cols{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.mega__label{font:500 .7rem var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--amber-hi);margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--line-d)}
.mega__col ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.mega__col a{display:grid;gap:4px;padding:10px 10px 10px 12px;margin-left:-12px;text-decoration:none;border-left:2px solid transparent;transition:border-color .2s,background .2s}
.mega__col a:hover,.mega__col a:focus-visible,.mega__col a[aria-current]{border-color:var(--amber);background:rgba(245,240,230,.04)}
.mega__t{font-weight:700;font-size:.98rem;line-height:1.25}
.mega__d{font-size:.84rem;color:var(--steel);line-height:1.4}
.mega__feature{position:relative;display:block;overflow:hidden;text-decoration:none;min-height:220px;border:1px solid var(--line-d)}
.mega__feature picture,.mega__feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.55);transition:scale .6s var(--ease)}
.mega__feature:hover img{scale:1.05}
.mega__fk,.mega__ft{position:absolute;left:18px;right:18px}
.mega__fk{bottom:64px;font:500 .7rem var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--amber-hi)}
.mega__ft{bottom:18px;font-weight:800;font-stretch:112%;text-transform:uppercase;font-size:1.05rem;line-height:1.1}
/* language */
.lang{position:relative}
.lang__btn{display:inline-flex;align-items:center;gap:.5em;min-height:40px;padding:0 .8em;background:transparent;border:1px solid var(--line-d);border-radius:2px;color:var(--ivory);font:600 .72rem var(--f-body);letter-spacing:.1em;text-transform:uppercase;cursor:pointer}
.lang__btn:hover{border-color:var(--amber)}
.lang__panel{position:absolute;right:0;top:calc(100% + 10px);width:270px;padding:16px;background:var(--ink-deep);border:1px solid var(--line-d);box-shadow:0 20px 40px -10px rgba(0,0,0,.6);z-index:120}
.lang__panel[hidden]{display:none}
.lang__note{font-size:.8rem;color:var(--steel);margin:0 0 10px}
#google_translate_element .goog-te-gadget{font-family:var(--f-body)!important;color:var(--steel)!important;font-size:0!important}
#google_translate_element .goog-te-gadget>span{display:none!important}
#google_translate_element .goog-te-combo{width:100%;min-height:44px;margin:0!important;padding:0 12px;background:var(--ink-2);color:var(--ivory);border:1px solid var(--line-d);border-radius:2px;font:500 .95rem var(--f-body);appearance:auto}
#google_translate_element .goog-te-combo:focus{outline:2px solid var(--amber-hi)}
.goog-te-banner-frame,iframe.skiptranslate,.VIpgJd-ZVi9od-ORHb-OEVmcd,#goog-gt-tt,.goog-te-balloon-frame{display:none!important}
body>.skiptranslate{display:none!important}
font[style]{background:none!important;box-shadow:none!important}
.burger{display:none;width:44px;height:44px;background:none;border:1px solid var(--line-d);border-radius:2px;position:relative;cursor:pointer}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:var(--ivory);transition:translate .3s,rotate .3s}
.burger span:first-child{top:16px}.burger span:last-child{top:25px}
.burger[aria-expanded="true"] span:first-child{translate:0 4.5px;rotate:45deg}
.burger[aria-expanded="true"] span:last-child{translate:0 -4.5px;rotate:-45deg}
.sheet{position:fixed;inset:var(--hh) 0 0;z-index:90;background:var(--ink-deep);overflow-y:auto;padding:24px var(--gut) calc(110px + env(safe-area-inset-bottom))}
.sheet[hidden]{display:none}
.sheet:not([hidden]) .sheet__inner{animation:megaIn .35s var(--ease)}
.sheet__label{font:500 .72rem var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--amber-hi)}
.sheet__list{list-style:none;margin:0 0 28px;padding:0}
.sheet__list a{display:flex;gap:14px;align-items:baseline;padding:15px 0;border-bottom:1px solid var(--line-d);text-decoration:none;font-weight:700;font-size:1.08rem}
.sheet__n{font:500 .78rem var(--f-mono);color:var(--amber-hi)}
.sheet__foot{display:grid;gap:12px}
.sheet__foot .lang__btn{justify-content:center;min-height:48px}
@media (max-width:1100px){.nav,.lang>.lang__btn,.bar__end>.btn{display:none}.burger{display:block}.bar__end{margin-left:auto}
  .lang__panel{position:fixed;left:var(--gut);right:var(--gut);top:calc(var(--hh) + 12px);width:auto}}

/* mobile dock */
.dock{display:none}
@media (max-width:900px){
  .dock{display:grid;grid-template-columns:repeat(3,1fr);position:fixed;left:10px;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:95;background:rgba(7,17,28,.94);backdrop-filter:blur(12px);border:1px solid var(--line-d);border-radius:14px;padding:6px;box-shadow:0 18px 40px -12px rgba(0,0,0,.7)}
  .dock a,.dock button{display:grid;justify-items:center;gap:3px;padding:8px 4px;min-height:52px;background:none;border:0;border-radius:10px;color:var(--ivory);font:600 .7rem var(--f-body);letter-spacing:.06em;text-transform:uppercase;text-decoration:none;cursor:pointer}
  .dock .dock__cta{background:var(--amber);color:var(--ink)}
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom))}
}

/* ---------- HOME HERO: full-bleed video, symmetric padding (header height added on top) ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink-deep);display:flex;align-items:center;padding:calc(var(--hh) + clamp(64px,10vw,140px)) 0 calc(clamp(64px,10vw,140px) + 6px)}
.hero__media{position:absolute;inset:0;z-index:0}
.hero__layer{position:absolute;inset:0}
.hero__layer video,.hero__layer img,.hero__layer picture{width:100%;height:100%;object-fit:cover;object-position:60% 50%}
.hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(7,17,28,.93) 0%,rgba(7,17,28,.78) 36%,rgba(7,17,28,.35) 66%,rgba(7,17,28,.15) 100%),linear-gradient(to bottom,rgba(7,17,28,.55),transparent 30%,transparent 70%,rgba(7,17,28,.7))}
.hero__copy{position:relative;z-index:2}
.hero h1{font-size:clamp(2.7rem,1rem + 7.4vw,8.4rem);max-width:11ch}
.hero h1 .amber{color:var(--amber)}
.hero .lede{margin-top:1.6rem}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:2rem}
.hero__meta{display:flex;flex-wrap:wrap;gap:8px 26px;margin-top:2.4rem;padding:0;list-style:none;font:500 .74rem var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--steel)}
.hero__meta li::before{content:"/ ";color:var(--amber)}
@media (max-width:640px){.hero__media::after{background:linear-gradient(to bottom,rgba(7,17,28,.78),rgba(7,17,28,.84) 45%,rgba(7,17,28,.95))}}

/* ---------- GUIDE PAGE HEAD ---------- */
.phead{position:relative;overflow:hidden;background:var(--ink-deep);padding:calc(var(--hh) + clamp(56px,8vw,112px)) 0 clamp(56px,8vw,112px)}
.phead__media{position:absolute;inset:0}
.phead__layer{position:absolute;inset:0}
.phead__layer picture,.phead__layer img{width:100%;height:100%;object-fit:cover}
.phead__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,17,28,.95) 0%,rgba(7,17,28,.86) 42%,rgba(7,17,28,.45) 75%,rgba(7,17,28,.3)),linear-gradient(to top,rgba(7,17,28,.6),transparent 40%)}
.phead .wrap{position:relative;z-index:2}
.crumbs{list-style:none;display:flex;flex-wrap:wrap;gap:6px 10px;margin:0 0 1.4rem;padding:0;font:500 .74rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--steel)}
.crumbs li+li::before{content:"/";margin-right:10px;color:var(--amber)}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--ivory)}
.phead h1{font-size:clamp(2.2rem,1rem + 4.6vw,5.6rem);max-width:15ch}
.phead .lede{margin-top:1.4rem}
.phead__facts{display:flex;flex-wrap:wrap;gap:10px 28px;margin:2rem 0 0;padding:1rem 0 0;border-top:1px solid var(--line-d);list-style:none;max-width:640px;font:500 .74rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--steel)}
.phead__facts b{color:var(--ivory);font-weight:500}
@media (max-width:640px){.phead__media::after{background:linear-gradient(to bottom,rgba(7,17,28,.82),rgba(7,17,28,.93))}}

/* ---------- ARTICLE LAYOUT ---------- */
.light{background:var(--ivory);color:var(--text)}
.paper{background:var(--paper);color:var(--text)}
.article{padding:clamp(56px,7vw,110px) 0}
.article__grid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:clamp(32px,5vw,80px);align-items:start}
.toc{position:sticky;top:calc(var(--hh) + 28px);font-size:.9rem}
.toc__label{font:500 .72rem var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--amber-deep);margin:0 0 12px}
.toc ol{list-style:none;margin:0;padding:0;border-left:1px solid var(--line-l)}
.toc a{display:block;padding:7px 0 7px 16px;margin-left:-1px;border-left:2px solid transparent;text-decoration:none;color:var(--muted);line-height:1.35}
.toc a:hover{color:var(--ink)}
.toc a.is-active{border-color:var(--amber);color:var(--ink);font-weight:600}
.toc__bar{height:3px;background:var(--line-l);margin-top:18px;position:relative;overflow:hidden}
.toc__bar span{position:absolute;inset:0;background:var(--amber);transform-origin:left;transform:scaleX(var(--read,0))}
@media (max-width:1000px){.article__grid{grid-template-columns:1fr}.toc{position:static;display:none}}
.prose{max-width:740px;font-size:1.08rem}
.prose>h2{font-stretch:115%;font-weight:900;text-transform:uppercase;letter-spacing:-.01em;font-size:clamp(1.6rem,1.1rem + 1.9vw,2.6rem);line-height:1;margin:2.6em 0 .7em;color:var(--ink)}
.prose>h2:first-child{margin-top:0}
.prose h3{font-size:1.22rem;font-weight:800;margin:1.8em 0 .5em;color:var(--ink)}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.2em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--amber-deep)}
.prose strong{color:var(--ink)}
.prose code,.prompt code{font-family:var(--f-mono);font-size:.9em}
.prose .first{font-size:1.24rem;line-height:1.55;color:var(--ink)}
.callout{margin:2em 0;padding:1.4em 1.6em;border-left:4px solid var(--amber);background:var(--paper);position:relative}
.callout__k{display:block;font:500 .72rem var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--amber-deep);margin-bottom:.5em}
.callout p:last-child{margin:0}
.callout--ink{background:var(--ink);color:var(--ivory);border-color:var(--amber)}
.callout--ink .callout__k{color:var(--amber-hi)}
.callout--ink strong{color:var(--ivory)}
.messy{margin:2.2em 0;display:grid;grid-template-columns:auto 1fr;gap:0 18px;padding:1.5em 0;border-block:1px solid var(--line-l)}
.messy__n{font:900 3.6rem/0.8 var(--f-body);font-stretch:125%;color:transparent;-webkit-text-stroke:1.5px var(--amber-deep)}
.messy h3{margin-top:0}
.prompt{margin:1.6em 0;background:var(--ink);color:var(--ivory);border-radius:2px;overflow:hidden}
.prompt__bar{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;border-bottom:1px solid var(--line-d);font:500 .7rem var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--amber-hi)}
.prompt__copy{background:none;border:1px solid var(--line-d);color:var(--ivory);font:500 .7rem var(--f-mono);padding:6px 10px;cursor:pointer;border-radius:2px;min-height:32px}
.prompt__copy:hover{border-color:var(--amber)}
.prompt pre{margin:0;padding:18px 18px 20px;white-space:pre-wrap;font:400 .92rem/1.6 var(--f-mono)}
.table-wrap{margin:1.8em 0;overflow-x:auto;border:1px solid var(--line-l);-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.95rem}
th,td{text-align:left;vertical-align:top;padding:12px 14px;border-bottom:1px solid var(--line-l)}
thead th{background:var(--ink);color:var(--ivory);font:600 .74rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase}
tbody tr:nth-child(even){background:rgba(13,26,42,.035)}
tbody th{font-weight:700;color:var(--ink)}
.matrix{margin:2em 0;display:grid;gap:1px;background:var(--line-l);border:1px solid var(--line-l)}
.matrix__row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);background:var(--ivory)}
.matrix__row>*{padding:14px 16px;margin:0}
.matrix__if{font-weight:700;color:var(--ink)}
.matrix__if::before{content:"If ";font:500 .78rem var(--f-mono);color:var(--amber-deep);text-transform:uppercase;letter-spacing:.1em}
.matrix__then::before{content:"Then ";font:500 .78rem var(--f-mono);color:var(--amber-deep);text-transform:uppercase;letter-spacing:.1em}
@media (max-width:640px){.matrix__row{grid-template-columns:1fr}.matrix__then{padding-top:0!important}}
.bottomline{margin:2.4em 0 0;padding:1.8em;background:var(--ink);color:var(--ivory);display:grid;grid-template-columns:auto 1fr;gap:6px 22px;align-items:start}
.bottomline__k{grid-row:span 2;font:900 1rem/1 var(--f-body);font-stretch:125%;text-transform:uppercase;color:var(--amber);writing-mode:vertical-rl;rotate:180deg;letter-spacing:.12em}
.bottomline p{margin:0}
.bottomline ul{margin:.6em 0 0;padding-left:1.1em}
.vendor-note{font-size:.9rem;color:var(--muted);border-top:1px solid var(--line-l);padding-top:1em;margin-top:2.4em}

/* ---------- FAQ with filter ---------- */
.faq{padding:clamp(56px,7vw,110px) 0}
.faq__head h2{font-size:clamp(2rem,1rem + 3vw,4rem)}
.faq__list{max-width:980px}
.faq__head{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:end;margin-bottom:2rem}
.faq__head p{margin:0;color:var(--muted)}
.dark .faq__head p{color:var(--steel)}
.faq__filter{display:flex;align-items:center;gap:10px;border-bottom:2px solid currentColor;padding:6px 0;margin-top:1rem}
.faq__filter input{flex:1;background:none;border:0;color:inherit;font:500 1.05rem var(--f-body);padding:8px 0;min-height:44px}
.faq__filter input:focus{outline:none}
.faq__filter:focus-within{border-color:var(--amber)}
.faq__list{border-top:1px solid var(--line-l)}
.dark .faq__list,.dark .faq details{border-color:var(--line-d)}
.faq details{border-bottom:1px solid var(--line-l)}
.faq summary{list-style:none;display:grid;grid-template-columns:3.2rem 1fr auto;gap:12px;align-items:baseline;padding:20px 0;cursor:pointer;font-weight:700;font-size:1.12rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 1.6rem/1 var(--f-mono);color:var(--amber-deep);transition:rotate .3s}
.dark .faq summary::after{color:var(--amber)}
.faq details[open] summary::after{rotate:45deg}
.faq__n{font:500 .78rem var(--f-mono);color:var(--amber-deep)}
.dark .faq__n{color:var(--amber-hi)}
.faq__a{padding:0 0 22px 3.2rem;max-width:72ch}
.faq__a p:last-child{margin:0}
.faq__empty{padding:20px 0;color:var(--muted)}
@media (max-width:760px){.faq__head{grid-template-columns:1fr}.faq summary{grid-template-columns:2.2rem 1fr auto}.faq__a{padding-left:2.2rem}}

/* ---------- PATTERN: scroll-filled giant words ---------- */
.words{position:relative;overflow:hidden;padding:clamp(80px,10vw,160px) 0;background:var(--ink-deep)}
.words__head{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:clamp(24px,4vw,72px);align-items:center;margin-bottom:clamp(40px,6vw,80px)}
.words__head h2{font-size:clamp(2.4rem,1rem + 4vw,5.2rem)}
.words__head p{margin:0;color:rgba(245,240,230,.8);max-width:46ch}
.words__list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-d)}
.words__row{display:grid;grid-template-columns:3.4rem minmax(0,1fr) minmax(0,21rem);gap:clamp(12px,3vw,48px);align-items:center;padding:clamp(22px,3vw,46px) 0;border-bottom:1px solid var(--line-d)}
.words__i{font:500 1rem var(--f-mono);color:var(--amber-hi)}
.words__w{position:relative;margin:0;font-weight:900;font-stretch:125%;text-transform:uppercase;letter-spacing:-.04em;line-height:.88;font-size:clamp(2.2rem,6.2vw,6.6rem);translate:var(--dx,0) 0}
.words__w .fill{position:absolute;inset:0;color:var(--ivory);clip-path:inset(0 calc(100% - var(--f,1)*100%) 0 0)}
.words__w .fill .amber,.words__w .amber{color:var(--amber)}
.words__row>p:last-child{margin:0;font-size:.95rem;color:var(--steel);max-width:42ch;justify-self:end}
.words[data-live] .words__w .base{color:transparent;-webkit-text-stroke:1px rgba(245,240,230,.35)}
.words:not([data-live]) .words__w .fill{display:none}
@media (max-width:860px){.words__head{grid-template-columns:1fr}.words__row{grid-template-columns:1fr;gap:10px}.words__row>p:last-child{justify-self:start}.words__w{font-size:clamp(2.2rem,11vw,4rem)}}

/* ---------- PATTERN: backdrop capability list ---------- */
.cap{position:relative;overflow:hidden;background:var(--ink-deep);padding:clamp(80px,10vw,150px) 0;isolation:isolate}
.cap__media{position:absolute;inset:0;z-index:-1}
.cap__media picture{position:absolute;inset:0;opacity:0;transition:opacity .8s var(--ease)}
.cap__media picture.is-on{opacity:1}
.cap__media img{width:100%;height:100%;object-fit:cover;scale:1.06;transition:scale 6s linear}
.cap__media picture.is-on img{scale:1}
.cap__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,17,28,.95),rgba(7,17,28,.84) 55%,rgba(7,17,28,.7))}
.cap__head{text-align:center;max-width:780px;margin:0 auto clamp(40px,5vw,70px)}
.cap__head .kicker{justify-content:center}
.cap__head p{color:rgba(245,240,230,.8);margin:1.2rem auto 0;max-width:56ch}
.cap__list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-d)}
.cap__item{border-bottom:1px solid var(--line-d);position:relative}
.cap__item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--amber);transform:scaleY(0);transform-origin:top;transition:transform .45s var(--ease)}
.cap__item.is-active::before{transform:none}
.cap__btn{width:100%;display:grid;grid-template-columns:3.6rem minmax(0,1fr) auto;gap:16px;align-items:center;padding:clamp(18px,2.4vw,30px) 0 clamp(18px,2.4vw,30px) 18px;background:none;border:0;color:var(--ivory);text-align:left;cursor:pointer;transition:translate .35s var(--ease)}
.cap__item.is-active .cap__btn{translate:10px 0}
.cap__n{font:500 .9rem var(--f-mono);color:var(--amber-hi)}
.cap__t{font-weight:900;font-stretch:122%;text-transform:uppercase;letter-spacing:-.015em;font-size:clamp(1.5rem,1rem + 2.6vw,3.6rem);line-height:1}
.cap__arrow{font:400 1.8rem/1 var(--f-mono);color:var(--amber);transition:rotate .35s var(--ease)}
.cap__item.is-active .cap__arrow{rotate:45deg}
.cap__panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease)}
.cap__item.is-active .cap__panel{grid-template-rows:1fr}
.cap__panel>div{overflow:hidden}
.cap__body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(16px,3vw,48px);padding:0 0 clamp(22px,3vw,36px) calc(3.6rem + 34px);max-width:1100px}
.cap__body p{margin:0;color:rgba(245,240,230,.85)}
.cap__body ul{margin:0;padding-left:1.1em;color:var(--steel);font-size:.95rem}
.cap__ghost{position:absolute;right:var(--gut);bottom:-.15em;font:900 clamp(8rem,18vw,18rem)/1 var(--f-body);font-stretch:125%;color:transparent;-webkit-text-stroke:1px rgba(215,136,41,.35);pointer-events:none;z-index:-1}
@media (max-width:760px){.cap__body{grid-template-columns:1fr;padding-left:18px}.cap__btn{grid-template-columns:2.6rem minmax(0,1fr) auto}.cap__ghost{display:none}}

/* ---------- PATTERN: sticky stacking cards ---------- */
.stack{background:var(--paper);color:var(--text);padding:clamp(80px,10vw,150px) 0}
.stack__head{text-align:center;max-width:820px;margin:0 auto clamp(40px,6vw,72px)}
.stack__head .kicker{justify-content:center}
.stack__head h2{color:var(--ink)}
.stack__head p{color:var(--muted);margin:1.2rem auto 0;max-width:58ch}
.stack__rule{width:4.5rem;height:4px;background:var(--amber);margin:1.6rem auto 0}
.stack__list{list-style:none;margin:0 auto;padding:0 0 6vh;max-width:980px;display:grid;gap:1.1rem}
.stack__card{position:relative;z-index:2;display:grid;grid-template-columns:auto minmax(0,1fr) minmax(0,1fr);gap:clamp(16px,3vw,40px);align-items:start;padding:clamp(1.4rem,3vw,2.4rem);background:#fff;box-shadow:inset 0 0 0 1.5px rgba(13,26,42,.08),0 22px 48px -30px rgba(13,26,42,.6);border-radius:4px}
.stack__badge{width:64px;height:64px;display:grid;place-items:center;background:var(--ink);color:var(--amber);font:900 1.4rem/1 var(--f-body);font-stretch:125%;font-variant-numeric:tabular-nums;border-radius:3px}
.stack__card h3{font-size:clamp(1.3rem,1rem + 1vw,1.9rem);font-stretch:115%;text-transform:uppercase;font-weight:900;color:var(--ink);margin-bottom:.4em}
.stack__card p{margin:0;color:var(--muted)}
.stack__eg{font:400 .86rem/1.55 var(--f-mono);background:var(--ivory);padding:14px 16px;border-left:3px solid var(--amber);color:var(--text);margin:0}
.stack__chev{position:relative;z-index:1;justify-self:center;color:var(--amber-deep);height:1.6rem;animation:bob 1.9s ease-in-out infinite}
@keyframes bob{50%{translate:0 22%}}
.stack[data-live] .stack__card{position:sticky;top:calc(var(--hh) + 1.4rem + var(--i,0)*14px)}
@media (max-width:760px){.stack__card{grid-template-columns:auto minmax(0,1fr)}.stack__eg{grid-column:1/-1}.stack__badge{width:52px;height:52px;font-size:1.1rem}}
html:not(.mk-on) .stack__chev{animation:none}

/* ---------- PATTERN: technical drawing sheet ---------- */
.drawing{padding:clamp(80px,10vw,140px) 0;background:var(--ivory);color:var(--text);background-image:linear-gradient(rgba(13,26,42,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(13,26,42,.045) 1px,transparent 1px),linear-gradient(rgba(13,26,42,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(13,26,42,.07) 1px,transparent 1px);background-size:16px 16px,16px 16px,80px 80px,80px 80px}
.drawing__frame{position:relative;border:1.5px solid var(--ink);background:rgba(245,240,230,.88)}
.drawing__frame>.tick{position:absolute;width:16px;height:16px;border:2.5px solid var(--amber-deep)}
.tick--tl{top:-6px;left:-6px;border-right:0!important;border-bottom:0!important}.tick--tr{top:-6px;right:-6px;border-left:0!important;border-bottom:0!important}.tick--bl{bottom:-6px;left:-6px;border-right:0!important;border-top:0!important}.tick--br{bottom:-6px;right:-6px;border-left:0!important;border-top:0!important}
.drawing__title{display:grid;grid-template-columns:minmax(0,1fr) 240px;border-bottom:1.5px solid var(--ink)}
.drawing__display{display:grid;position:relative;min-height:clamp(260px,26vw,340px);overflow:hidden}
.drawing__panel{grid-area:1/1;padding:clamp(22px,3.4vw,48px);display:flex;flex-direction:column;justify-content:center;position:relative;transition:opacity .15s}
.drawing__panel h2,.drawing__panel h3{color:var(--ink)}
.drawing__panel h3{font-size:clamp(1.6rem,1rem + 2vw,2.8rem);font-stretch:118%;font-weight:900;text-transform:uppercase;line-height:1;margin-bottom:.5em}
.drawing__panel p{max-width:58ch;margin:0;color:var(--muted)}
.drawing__panel .lbl{font:500 .72rem var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--amber-deep);margin-bottom:.9rem}
.drawing__bg{position:absolute;inset:0;z-index:-1}
.drawing__bg img,.drawing__bg picture{width:100%;height:100%;object-fit:cover;opacity:.25}
.drawing__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(245,240,230,.97) 30%,rgba(245,240,230,.6))}
.drawing[data-live] .drawing__panel{opacity:0;pointer-events:none;transition:opacity .15s}
.drawing[data-live] .drawing__panel.is-on{opacity:1;pointer-events:auto;transition:opacity .34s .12s}
.drawing__meta{border-left:1.5px solid var(--ink);margin:0;padding:18px;display:grid;align-content:start;gap:12px;font:500 .74rem var(--f-mono);text-transform:uppercase;letter-spacing:.08em}
.drawing__meta div{display:grid;gap:3px}
.drawing__meta dt{color:var(--muted);font-size:.66rem}
.drawing__meta dd{margin:0;color:var(--ink);font-variant-numeric:tabular-nums}
.drawing__wire{position:relative;height:2px;background:var(--line-l);overflow:hidden}
.drawing__wire::after{content:"";position:absolute;top:0;bottom:0;width:18%;background:linear-gradient(90deg,transparent,var(--amber),transparent);animation:charge 3.2s linear infinite}
@keyframes charge{from{left:-20%}to{left:100%}}
html:not(.mk-on) .drawing__wire::after{animation:none;display:none}
.drawing__cells{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5px;background:var(--ink);list-style:none;margin:0;padding:0}
.drawing__cells li{display:flex}
.drawing__cell{flex:1;position:relative;display:grid;gap:10px;align-content:start;min-height:150px;padding:20px;background:var(--ivory);border:0;text-align:left;cursor:pointer;color:var(--ink);font:inherit;transition:background .25s}
.drawing__cell::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.drawing__cell:hover,.drawing__cell:focus-visible,.drawing__cell[aria-pressed="true"]{background:#fff}
.drawing__cell:hover::before,.drawing__cell:focus-visible::before,.drawing__cell[aria-pressed="true"]::before{transform:none}
.drawing__num{font:900 3.2rem/1 var(--f-body);font-stretch:125%;color:transparent;-webkit-text-stroke:1.2px var(--ink);transition:-webkit-text-stroke-color .25s}
.drawing__cell:hover .drawing__num,.drawing__cell[aria-pressed="true"] .drawing__num{-webkit-text-stroke-color:var(--amber-deep)}
.drawing__name{font-weight:800;font-stretch:112%;text-transform:uppercase;font-size:1rem;line-height:1.15}
.drawing__index{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:12px 18px;font:500 .7rem var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);border-top:1.5px solid var(--ink)}
.drawing:not([data-live]) .drawing__display{display:block}
.drawing:not([data-live]) .drawing__panel{border-bottom:1px dashed var(--line-l)}
@media (max-width:900px){.drawing__title{grid-template-columns:1fr}.drawing__meta{border-left:0;border-top:1.5px solid var(--ink);grid-template-columns:repeat(2,1fr)}.drawing__cells{grid-template-columns:repeat(2,1fr)}}

/* ---------- PATTERN: scroll-drawn journey path ---------- */
.journey{position:relative;background:var(--ink-deep);color:var(--ivory);isolation:isolate}
.journey__bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.journey__bg picture,.journey__bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.24) saturate(.7)}
.journey__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,var(--ink-deep) 0%,transparent 22%,transparent 70%,var(--ink-deep) 100%),radial-gradient(70% 60% at 50% 60%,transparent 30%,rgba(7,17,28,.6) 100%)}
.journey__frame{padding:clamp(80px,9vw,130px) 0;display:flex;flex-direction:column;justify-content:center}
.journey__head{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(24px,4vw,64px);align-items:end;margin-bottom:clamp(32px,4vw,56px)}
.journey__head h2 em{font-family:var(--f-serif);font-weight:400;text-transform:none;color:var(--amber);letter-spacing:0}
.journey__head p{color:rgba(245,240,230,.8);max-width:42ch}
.journey__canvas{position:relative;height:clamp(380px,36vw,460px)}
.journey__svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.journey__svg .ghost{fill:none;stroke:rgba(245,240,230,.16);stroke-width:1;stroke-dasharray:3 7;vector-effect:non-scaling-stroke}
.journey__svg .line{fill:none;stroke:var(--amber);stroke-width:2.5;stroke-linecap:round;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 6px rgba(215,136,41,.45))}
.journey__marker{position:absolute;width:14px;height:14px;margin:-7px;border-radius:50%;background:#f6cf8e;box-shadow:0 0 0 5px rgba(215,136,41,.22),0 0 24px 6px rgba(215,136,41,.55);opacity:0;pointer-events:none;left:0;top:0}
.journey__stops{list-style:none;margin:0;padding:0}
.journey__stop{position:absolute;width:0;height:0}
.journey__node{position:absolute;left:-9px;top:-9px;width:18px;height:18px;border-radius:50%;background:var(--amber);border:2px solid var(--amber);box-shadow:0 0 0 6px rgba(215,136,41,.18)}
.journey__card{position:absolute;width:clamp(11rem,16vw,16.5rem);transform:translateX(-50%)}
.journey__stop.up .journey__card{bottom:1.9rem}
.journey__stop.down .journey__card{top:1.9rem}
.journey__stop:first-child .journey__card{transform:translateX(-18%)}
.journey__stop:last-child .journey__card{transform:translateX(-82%);text-align:right}
.journey__idx{font:500 .72rem var(--f-mono);letter-spacing:.16em;color:var(--amber-hi)}
.journey__card h3{font-family:var(--f-serif);font-style:italic;font-weight:400;font-size:clamp(1.5rem,1rem + 1.2vw,2.3rem);line-height:1.05;margin:.2em 0 .3em}
.journey__card p{margin:0;font-size:.88rem;line-height:1.5;color:rgba(245,240,230,.76)}
.journey[data-live] .journey__node{background:var(--ink-deep);border-color:rgba(245,240,230,.3);box-shadow:none;scale:.7;transition:scale .3s}
.journey[data-live] .journey__card{opacity:0;translate:0 18px;transition:opacity .65s var(--ease),translate .65s var(--ease)}
.journey[data-live] .journey__stop.down .journey__card{translate:0 -18px}
.journey[data-live] .journey__stop[data-reached] .journey__node{background:var(--amber);border-color:var(--amber);box-shadow:0 0 0 6px rgba(215,136,41,.18);scale:1;animation:pulse .9s var(--ease)}
.journey[data-live] .journey__stop[data-reached] .journey__card{opacity:1;translate:0 0}
@keyframes pulse{0%{scale:1.35;box-shadow:0 0 0 0 rgba(215,136,41,.6)}100%{scale:1;box-shadow:0 0 0 16px rgba(215,136,41,0)}}
.journey[data-pin] .journey__stage{height:240vh}
.journey[data-pin] .journey__frame{position:sticky;top:0;min-height:100svh;padding-top:calc(var(--hh) + 30px)}
@media (max-width:900px){
  .journey__head{grid-template-columns:1fr}
  .journey__svg,.journey__marker{display:none}
  .journey__canvas{height:auto;padding-left:34px}
  .journey__canvas::before,.journey__canvas::after{content:"";position:absolute;left:8px;top:0;bottom:0;width:2px;background:rgba(245,240,230,.16)}
  .journey__canvas::after{background:var(--amber);transform-origin:top;transform:scaleY(var(--p,1))}
  .journey__stops{display:grid;gap:2rem}
  .journey__stop,.journey__stop.up,.journey__stop.down{position:relative;left:auto!important;top:auto!important;width:auto;height:auto}
  .journey__node{left:-35px;top:6px}
  .journey__card,.journey__stop:first-child .journey__card,.journey__stop:last-child .journey__card{position:static;transform:none;width:auto;text-align:left}
  .journey[data-live] .journey__stop .journey__card{translate:0 12px}
}

/* ---------- PATTERN: expanding accordion gallery ---------- */
.accord{padding:clamp(80px,10vw,140px) 0;background:var(--ink-deep)}
.accord__head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:end;margin-bottom:clamp(32px,4vw,56px)}
.accord__head p{color:rgba(245,240,230,.8);margin:0}
.accord__row{display:flex;gap:10px;height:clamp(440px,42vw,560px)}
.accord__panel{position:relative;flex:1;min-width:0;overflow:hidden;border-radius:3px;transition:flex .7s var(--ease);background:var(--ink-2)}
.accord__panel.is-open{flex:4.2}
.accord__panel picture,.accord__panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.accord__panel::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(7,17,28,.96) 0%,rgba(7,17,28,.72) 45%,rgba(7,17,28,.35));transition:background .5s}
.accord__btn{position:absolute;inset:0;z-index:2;width:100%;background:none;border:0;cursor:pointer;color:var(--ivory);text-align:left;padding:22px}
.accord__tab{position:absolute;left:22px;bottom:24px;z-index:2;display:flex;flex-direction:column;gap:10px;pointer-events:none;transition:opacity .3s}
.accord__tab b{font:500 .8rem var(--f-mono);color:var(--amber-hi)}
.accord__tab span{writing-mode:vertical-rl;rotate:180deg;font-weight:900;font-stretch:120%;text-transform:uppercase;font-size:1.25rem;letter-spacing:.02em}
.accord__panel.is-open .accord__tab{opacity:0}
.accord__body{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:clamp(22px,3vw,40px);max-width:640px;opacity:0;translate:0 16px;transition:opacity .4s,translate .5s var(--ease);pointer-events:none}
.accord__panel.is-open .accord__body{opacity:1;translate:0 0;transition-delay:.25s;pointer-events:auto}
.accord__body h3{font-size:clamp(1.6rem,1rem + 2vw,2.8rem);font-stretch:120%;font-weight:900;text-transform:uppercase;line-height:1;margin:.3em 0 .5em}
.accord__body p{color:rgba(245,240,230,.86);margin:0 0 .8em}
.accord__body ul{margin:0;padding-left:1.1em;color:rgba(245,240,230,.8);font-size:.95rem}
@media (max-width:860px){
  .accord__head{grid-template-columns:1fr}
  .accord__row{flex-direction:column;height:auto}
  .accord__panel,.accord__panel.is-open{flex:none;min-height:96px}
  .accord__panel.is-open{min-height:auto}
  .accord__btn{position:relative;inset:auto;height:96px;display:flex;align-items:center;gap:14px;padding:0 22px}
  .accord__tab{position:relative;left:auto;bottom:auto;flex-direction:row;align-items:center;gap:14px}
  .accord__tab span{writing-mode:horizontal-tb;rotate:0deg}
  .accord__panel.is-open .accord__tab{opacity:1}
  .accord__panel.is-open .accord__btn{height:72px}
  .accord__body{position:relative;display:none;opacity:1;translate:none;padding-top:0}
  .accord__panel.is-open .accord__body{display:block}
}
html:not(.mk-js) .accord__body{opacity:1;translate:none;pointer-events:auto}

/* ---------- INTERACTIVE: task checker ---------- */
.checker{padding:clamp(80px,9vw,140px) 0}
.checker__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(28px,5vw,80px);align-items:start}
.checker__intro h2{color:var(--ink)}
.checker__intro>p{color:var(--muted);max-width:52ch;margin-top:1.2rem}
.checker__intro{position:sticky;top:calc(var(--hh) + 24px)}
.checker__tasks{list-style:none;margin:0 0 16px;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:.5em;min-height:44px;padding:.55em 1em;background:transparent;border:1.5px solid var(--line-l);border-radius:2px;color:var(--ink);font:600 .9rem var(--f-body);cursor:pointer;text-align:left;transition:border-color .2s,background .2s}
.chip:hover{border-color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--ivory)}
.verdict{background:var(--ink);color:var(--ivory);padding:clamp(24px,3vw,40px);min-height:360px;display:flex;flex-direction:column;gap:14px}
.verdict__task{font:500 .74rem var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--steel);margin:0}
.verdict__badge{align-self:flex-start;font:900 clamp(1.6rem,1rem + 2vw,2.6rem)/1 var(--f-body);font-stretch:125%;text-transform:uppercase;letter-spacing:-.01em}
.verdict__badge[data-v="good"]{color:#9fd3a6}.verdict__badge[data-v="care"]{color:var(--amber-hi)}.verdict__badge[data-v="human"]{color:#f0a49a}
.verdict__meter{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}
.verdict__meter i{height:6px;background:rgba(245,240,230,.14)}
.verdict__meter[data-v="good"] i{background:#9fd3a6}
.verdict__meter[data-v="care"] i:nth-child(-n+2){background:var(--amber)}
.verdict__meter[data-v="human"] i:first-child{background:#f0a49a}
.verdict p{margin:0;color:rgba(245,240,230,.88)}
.verdict__check{border-top:1px solid var(--line-d);padding-top:14px}
.verdict__check b{display:block;font:500 .72rem var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--amber-hi);margin-bottom:6px}
.verdict__link{margin-top:auto}
.verdict.is-swap>*{animation:megaIn .4s var(--ease)}
@media (max-width:900px){.checker__grid{grid-template-columns:1fr}.checker__intro{position:static}.verdict{min-height:0}}

/* ---------- INTERACTIVE: prompt builder ---------- */
.builder{margin:2.2em 0;border:1.5px solid var(--ink);background:#fff}
.builder__head{padding:16px 20px;background:var(--ink);color:var(--ivory);display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}
.builder__head h3{margin:0;color:var(--ivory)!important;font-size:1rem;font-stretch:115%;text-transform:uppercase;letter-spacing:.04em}
.builder__head span{font:500 .72rem var(--f-mono);color:var(--amber-hi);letter-spacing:.1em;text-transform:uppercase}
.builder__body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.builder__fields{padding:20px;display:grid;gap:14px;border-right:1px solid var(--line-l)}
.field{display:grid;gap:6px}
.field label,.field legend{font:600 .82rem var(--f-body);color:var(--ink)}
.field small{color:var(--muted);font-size:.8rem}
.field input,.field select,.field textarea{width:100%;min-height:44px;padding:10px 12px;background:var(--ivory);border:1.5px solid var(--line-l);border-radius:2px;color:var(--ink);font:400 .98rem var(--f-body)}
.field textarea{min-height:90px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--amber-deep);box-shadow:0 0 0 3px rgba(215,136,41,.25)}
.builder__out{padding:20px;background:var(--ink);color:var(--ivory);display:flex;flex-direction:column;gap:12px}
.builder__out pre{margin:0;flex:1;white-space:pre-wrap;font:400 .9rem/1.6 var(--f-mono)}
.builder__out .ph{color:var(--steel)}
.builder__score{display:flex;gap:6px;align-items:center;font:500 .72rem var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--steel)}
.builder__score i{width:22px;height:6px;background:rgba(245,240,230,.15)}
.builder__score i.on{background:var(--amber)}
@media (max-width:760px){.builder__body{grid-template-columns:1fr}.builder__fields{border-right:0;border-bottom:1px solid var(--line-l)}}

/* ---------- INTERACTIVE: paste-or-not sorter ---------- */
.sorter{margin:2.2em 0;border:1.5px solid var(--ink);background:#fff}
.sorter__top{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;padding:14px 20px;background:var(--ink);color:var(--ivory)}
.sorter__top h3{margin:0;color:var(--ivory)!important;font-size:1rem;font-stretch:115%;text-transform:uppercase}
.sorter__score{font:500 .76rem var(--f-mono);color:var(--amber-hi);letter-spacing:.08em}
.sorter__list{list-style:none;margin:0;padding:0}
.sorter__item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 16px;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line-l)}
.sorter__item>span{font-weight:600;color:var(--ink)}
.sorter__btns{display:flex;gap:6px}
.sorter__btns button{min-height:40px;padding:0 12px;border:1.5px solid var(--line-l);background:var(--ivory);color:var(--ink);font:600 .78rem var(--f-body);border-radius:2px;cursor:pointer}
.sorter__btns button:hover{border-color:var(--ink)}
.sorter__fb{grid-column:1/-1;margin:0;font-size:.92rem;color:var(--muted)}
.sorter__fb:empty{display:none}
.sorter__item[data-res="right"] .sorter__fb::before{content:"Right. ";font-weight:700;color:#2f7a3a}
.sorter__item[data-res="wrong"] .sorter__fb::before{content:"Not quite. ";font-weight:700;color:#a3392b}
.sorter__item button[aria-pressed="true"]{background:var(--ink);color:var(--ivory);border-color:var(--ink)}
@media (max-width:560px){.sorter__item{grid-template-columns:1fr}}

/* ---------- INTERACTIVE: output checklist ---------- */
.checklist{margin:2.2em 0;background:var(--ink);color:var(--ivory);padding:clamp(20px,3vw,32px)}
.checklist h3{color:var(--ivory)!important;margin:0 0 .3em!important;font-stretch:115%;text-transform:uppercase}
.checklist__meter{height:6px;background:rgba(245,240,230,.14);margin:14px 0 18px;position:relative;overflow:hidden}
.checklist__meter span{position:absolute;inset:0;background:var(--amber);transform-origin:left;transform:scaleX(var(--c,0));transition:transform .4s var(--ease)}
.checklist ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.checklist label{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start;padding:10px 0;cursor:pointer;border-bottom:1px solid var(--line-d)}
.checklist input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--amber)}
.checklist__state{margin:14px 0 0;font:500 .82rem var(--f-mono);color:var(--amber-hi)}

/* ---------- HOME misc ---------- */
.intro{padding:clamp(80px,9vw,140px) 0;background:var(--ivory);color:var(--text)}
.intro__grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(28px,5vw,90px);align-items:center}
.intro__photo{position:relative;overflow:hidden;aspect-ratio:4/5;border-radius:2px}
.intro__photo .layer{position:absolute;inset:0}
.intro__photo picture,.intro__photo img{width:100%;height:100%;object-fit:cover}
.intro__photo figcaption{position:absolute;left:0;bottom:0;padding:10px 14px;background:rgba(7,17,28,.8);color:var(--steel);font:500 .7rem var(--f-mono);letter-spacing:.08em}
.intro h2{color:var(--ink);font-size:clamp(2rem,1rem + 3.4vw,4rem)}
.intro__text p{color:var(--muted)}
.intro__text p.big{font-size:clamp(1.15rem,1rem + .5vw,1.4rem);color:var(--ink);line-height:1.5;margin-top:1.4rem}
.intro__not{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line-l);border:1px solid var(--line-l);margin-top:1.8rem}
.intro__not div{background:var(--ivory);padding:16px 18px}
.intro__not b{display:block;font:500 .7rem var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--amber-deep);margin-bottom:6px}
.intro__not p{margin:0;font-size:.95rem}
@media (max-width:900px){.intro__grid{grid-template-columns:1fr}.intro__photo{aspect-ratio:16/10}}
@media (max-width:520px){.intro__not{grid-template-columns:1fr}}

.marquee{background:var(--amber);color:var(--ink);overflow:hidden;padding:14px 0;white-space:nowrap}
.marquee__row{display:inline-flex;gap:2.4rem;padding-right:2.4rem;font:900 1.1rem/1 var(--f-body);font-stretch:125%;text-transform:uppercase;letter-spacing:.02em}
.marquee__row span::after{content:"\25A0";margin-left:2.4rem;font-size:.6em;vertical-align:.2em}

/* closing CTA */
.help-cta{position:relative;overflow:hidden;padding:clamp(90px,11vw,170px) 0;background:var(--ink-deep);isolation:isolate}
.help-cta__media{position:absolute;inset:0;z-index:-1}
.help-cta__layer{position:absolute;inset:0}
.help-cta__layer picture,.help-cta__layer img{width:100%;height:100%;object-fit:cover;filter:brightness(.38) saturate(.8)}
.help-cta__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,17,28,.9),rgba(7,17,28,.55))}
.help-cta__grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(24px,5vw,80px);align-items:end}
.help-cta h2{translate:0 calc((.5 - var(--p,.5))*40px)}
.help-cta__side p{color:rgba(245,240,230,.86);margin-bottom:1.4rem}
@media (max-width:860px){.help-cta__grid{grid-template-columns:1fr}}

/* related */
.related{padding:clamp(56px,7vw,96px) 0;background:var(--ink)}
.related__list{list-style:none;margin:1.6rem 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line-d);border:1px solid var(--line-d)}
.related__list a{height:100%;display:grid;grid-template-rows:auto auto 1fr;gap:10px;padding:24px;background:var(--ink);text-decoration:none;position:relative;transition:background .3s}
.related__list a:hover{background:var(--ink-2)}
.related__n{font:500 .74rem var(--f-mono);color:var(--amber-hi)}
.related__t{font-weight:900;font-stretch:115%;text-transform:uppercase;font-size:1.15rem;line-height:1.1;padding-right:1.6rem}
.related__d{color:var(--steel);font-size:.92rem}
.related__arrow{position:absolute;right:20px;top:20px;color:var(--amber);font-size:1.3rem;transition:translate .3s var(--ease)}
.related__list a:hover .related__arrow{translate:3px -3px}
@media (max-width:860px){.related__list{grid-template-columns:1fr}}

/* contact */
.contact{padding:clamp(56px,7vw,110px) 0}
.contact__grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(28px,5vw,80px);align-items:start}
.contact__aside h2{color:var(--ink);font-size:clamp(1.6rem,1rem + 1.8vw,2.4rem);font-stretch:115%;font-weight:900;text-transform:uppercase;line-height:1}
.contact__aside ol{padding-left:1.2em;color:var(--muted)}
.contact__aside li{margin:.6em 0}
.contact__aside li::marker{font-family:var(--f-mono);color:var(--amber-deep)}
.form{background:#fff;border:1.5px solid var(--ink);padding:clamp(20px,3vw,36px);display:grid;gap:18px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form fieldset{border:0;margin:0;padding:0}
.form legend{font:600 .82rem var(--f-body);color:var(--ink);margin-bottom:8px}
.topics{display:flex;flex-wrap:wrap;gap:8px}
.topics label{position:relative}
.topics input{position:absolute;opacity:0;width:1px;height:1px}
.topics span{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border:1.5px solid var(--line-l);border-radius:2px;font:600 .86rem var(--f-body);color:var(--ink);cursor:pointer}
.topics input:checked+span{background:var(--ink);border-color:var(--ink);color:var(--ivory)}
.topics input:focus-visible+span{outline:2px solid var(--amber-deep);outline-offset:2px}
.consent{display:grid;grid-template-columns:22px 1fr;gap:10px;font-size:.92rem;color:var(--muted)}
.consent input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--ink)}
.err{color:#a3392b;font-size:.85rem;font-weight:600}
.field.has-err input,.field.has-err textarea,.field.has-err select{border-color:#a3392b}
.alert{padding:16px 18px;border-left:4px solid}
.alert--ok{background:#e7f2e8;border-color:#2f7a3a;color:#1d4a24}
.alert--err{background:#f8e6e3;border-color:#a3392b;color:#6b2219}
.form__note{font-size:.85rem;color:var(--muted);margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
@media (max-width:900px){.contact__grid{grid-template-columns:1fr}}
@media (max-width:560px){.form__row{grid-template-columns:1fr}}

/* legal */
.legal{padding:clamp(48px,6vw,90px) 0}
.legal h2{font-size:1.4rem;margin:2em 0 .6em;color:var(--ink);font-stretch:112%;text-transform:uppercase}
.legal p,.legal li{color:var(--text)}

/* footer */
.site-footer{background:var(--ink-deep);color:var(--ivory);padding:clamp(56px,7vw,90px) 0 20px;border-top:1px solid var(--line-d)}
.footer__grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,.8fr);gap:clamp(28px,4vw,64px)}
.footer__brand img{height:40px;width:auto;margin-bottom:18px}
.footer__brand p{color:var(--steel);max-width:44ch;font-size:.95rem}
.footer__notice{font-size:.85rem!important;border-left:2px solid var(--amber);padding-left:12px}
.footer__label{font:500 .72rem var(--f-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--amber-hi)}
.footer__nav ul{list-style:none;margin:0 0 20px;padding:0;display:grid;gap:8px}
.footer__nav a{text-decoration:none;color:rgba(245,240,230,.85);font-size:.95rem}
.footer__nav a:hover{color:var(--amber-hi)}
.mk-toggle{color:var(--ivory)}
.footer__base{border-top:1px solid var(--line-d);margin-top:40px;padding-top:20px;text-align:center}
.footer__base>p:first-child{font-size:.84rem;color:var(--steel);margin:0}
@media (max-width:860px){.footer__grid{grid-template-columns:1fr 1fr}.footer__brand{grid-column:1/-1}}
@media (max-width:520px){.footer__grid{grid-template-columns:1fr}}

/* 404 */
.nf{min-height:70vh;display:flex;align-items:center;padding:calc(var(--hh) + 80px) 0 80px;background:var(--ink-deep)}
.nf h1{font-size:clamp(2.4rem,1rem + 5vw,5.4rem)}

/* reduced */
html:not(.mk-on) .kicker::before{animation:none}
@media (prefers-reduced-motion:reduce){.kicker::before,.stack__chev{animation:none}}
[data-progress] .prog-rise{translate:0 calc((.5 - var(--p,.5))*36px)}
.words[data-progress] .words__head h2{translate:calc((.5 - var(--p,.5))*-40px) 0}
.phead .wrap>:last-child,.hero__copy>:last-child{margin-bottom:0}