/* AIGRCeler website. Fonts are self-hosted (SIL OFL); nothing loads from another site. */
@font-face{font-family:"Newsreader";src:url("../fonts/newsreader-latin-wght-normal.woff2") format("woff2");font-weight:200 800;font-style:normal;font-display:swap}
@font-face{font-family:"Newsreader";src:url("../fonts/newsreader-latin-wght-italic.woff2") format("woff2");font-weight:200 800;font-style:italic;font-display:swap}
@font-face{font-family:"Public Sans";src:url("../fonts/public-sans-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}

:root{
  --navy:#02315B; --blue:#1A80BB; --teal:#01ADB7; --ice:#C6F0F1;
  --paper:#F5F8FB; --surface:#FFFFFF; --ink:#02315B; --muted:#475F78; --line:#D3DFE9;
  --link:#126A9E; --accent:#00717A; --band:#04223F; --band-ink:#E8F2F9; --band-muted:#A9BFD3;
  --focus:#1A80BB; --shadow:0 1px 0 rgba(2,49,91,.05),0 18px 40px -22px rgba(2,49,91,.35);
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Public Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --wrap:1120px; --gut:clamp(20px,5vw,48px);
}
@media (prefers-color-scheme:dark){
  :root{--paper:#07182B;--surface:#0C2540;--ink:#E8F2F9;--muted:#A3B8CB;--line:#1F3C58;--link:#74C6EE;--accent:#52D8E0;--band:#030F1D;--focus:#74C6EE;--shadow:0 18px 40px -22px rgba(0,0,0,.7)}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1.0625rem;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--link);text-underline-offset:.2em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:3px}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:6px;z-index:10}
.skip:focus{left:8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}

/* header */
.top{border-bottom:1px solid var(--line);background:var(--paper)}
.top .wrap{display:flex;align-items:center;gap:28px;min-height:76px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.brand{display:block;line-height:0}
.brand img{height:42px;width:auto}
.nav{display:flex;gap:4px 22px;flex-wrap:wrap;margin-left:auto;font-size:.97rem}
.nav a{color:var(--ink);text-decoration:none;padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover{border-bottom-color:var(--teal)}
.nav a[aria-current="page"]{border-bottom-color:var(--accent);font-weight:600}
.nav a.cta{border:1.5px solid var(--ink);border-radius:999px;padding:6px 16px}
.nav a.cta:hover{background:var(--ink);color:var(--paper)}
.nav a.cta.yt::before{content:"\25B6\FE0E";font-size:.65em;margin-right:7px;position:relative;top:-1px}
.logo-dark{display:none}
@media (prefers-color-scheme:dark){.logo-light{display:none}.logo-dark{display:block}}

/* type */
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.1;letter-spacing:-.012em;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(2.5rem,5.6vw,4.4rem);font-variation-settings:"opsz" 72}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem)}
h3{font-size:1.4rem;line-height:1.2}
p{margin:0 0 1em;max-width:62ch}
.lede{font-size:clamp(1.15rem,1.9vw,1.35rem);line-height:1.5;color:var(--muted);max-width:44ch}
.small{font-size:.9rem;color:var(--muted)}
ul.plain{margin:0 0 1em;padding-left:1.2em;max-width:62ch}
ul.plain li{margin-bottom:.45em}

/* hero */
.hero{padding:clamp(44px,7vw,100px) 0 clamp(48px,7vw,88px)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(32px,6vw,88px);align-items:center}
@media (max-width:940px){.hero .wrap{grid-template-columns:1fr}}
.hero h1{font-size:clamp(2.6rem,5.6vw,4.7rem);line-height:1.04}
.hero .lede{max-width:40ch}
.kicker{font-size:.98rem;color:var(--accent);font-weight:600;margin:0 0 22px;letter-spacing:.01em}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin:32px 0 18px}
.btn{display:inline-block;padding:13px 24px;border-radius:999px;font-weight:600;text-decoration:none;border:1.5px solid var(--ink);color:var(--ink);transition:background .15s,color .15s}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn.primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.primary:hover{background:var(--blue);border-color:var(--blue)}
@media (prefers-color-scheme:dark){.btn.primary{background:var(--teal);border-color:var(--teal);color:#032033}.btn.primary:hover{background:var(--ice);border-color:var(--ice)}}
/* what it is built for: a quiet typographic stack */
.aims{border-left:3px solid var(--teal);padding:4px 0 4px clamp(20px,3vw,36px)}
.aims-lead{font-size:.98rem;color:var(--muted);margin:0 0 14px}
.aims ul{list-style:none;margin:0;padding:0}
.aims li{border-top:1px solid var(--line)}
.aims li:last-child{border-bottom:1px solid var(--line)}
.aims li a{display:block;padding:18px 0;text-decoration:none;color:var(--ink)}
.aims b{display:block;font-family:var(--serif);font-weight:500;font-size:clamp(1.6rem,2.8vw,2.2rem);line-height:1.1;letter-spacing:-.01em;transition:color .15s}
.aims span{display:block;margin-top:4px;color:var(--muted);font-size:.95rem}
.aims li a:hover b{color:var(--accent)}
.aims-foot{margin:14px 0 0;font-size:.95rem}
/* screenshots */
.shot{margin:0 0 28px;max-width:1000px}
.shot img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);background:var(--surface)}
.shot figcaption{margin-top:12px;font-size:.92rem;color:var(--muted);max-width:70ch}
.shot.fade picture{display:block;-webkit-mask-image:linear-gradient(#000 70%,transparent);mask-image:linear-gradient(#000 70%,transparent)}
.shot.fade img{border-bottom:0;border-radius:12px 12px 0 0;box-shadow:none}
/* film */
.film{padding:clamp(44px,6vw,80px) 0}
.video{margin:0;max-width:980px}
.video video{display:block;width:100%;height:auto;aspect-ratio:16/9;border-radius:12px;background:#02101f;box-shadow:0 24px 60px -30px rgba(0,0,0,.8)}
.video figcaption{margin-top:12px;font-size:.92rem;color:var(--band-muted)}
/* closing call: Get help */
.cta-band{background:var(--band);color:var(--band-ink);padding:clamp(44px,6vw,76px) 0}
.cta-band .wrap{display:flex;gap:24px 56px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h2{color:var(--band-ink);margin-bottom:.3em}
.cta-band p{color:var(--band-ink);max-width:52ch;margin:0}
.cta-band .btn.primary{background:var(--teal);border-color:var(--teal);color:#032033}
.cta-band .btn.primary:hover{background:var(--ice);border-color:var(--ice)}

/* sections */
section{padding:clamp(48px,7vw,92px) 0}
.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band{background:var(--band);color:var(--band-ink)}
.band h2,.band h3{color:var(--band-ink)}
.band p,.band li{color:var(--band-ink)}
.band .muted{color:var(--band-muted)}
.band a{color:#8fd6f5}
.intro{max-width:46rem;margin-bottom:clamp(28px,4vw,48px)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,4vw,64px)}
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px)}
@media (max-width:820px){.two,.three{grid-template-columns:1fr}}
.three > div{border-top:2px solid var(--accent);padding-top:16px}
.three h3{margin-bottom:.35em}

/* stages: a real sequence, Operate loops back */
.stages{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;counter-reset:s;border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden}
.stages li{padding:22px 22px 24px;border-right:1px solid var(--line);position:relative}
.stages li:last-child{border-right:0;background:linear-gradient(180deg,rgba(1,173,183,.10),transparent)}
.stages .num{font-family:var(--mono);font-size:.85rem;color:var(--accent)}
.stages h3{margin:6px 0 8px}
.stages p{font-size:.96rem;color:var(--muted);margin:0}
.loop{margin:14px 2px 0;font-size:.93rem;color:var(--muted)}
.loop b{color:var(--accent);font-weight:600}
@media (max-width:900px){.stages{grid-template-columns:repeat(2,minmax(0,1fr))}.stages li:nth-child(2){border-right:0}.stages li:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.stages{grid-template-columns:1fr}.stages li{border-right:0;border-bottom:1px solid var(--line)}.stages li:last-child{border-bottom:0}}

.who{display:grid;grid-template-columns:1fr 1fr;border:1px solid rgba(255,255,255,.18);border-radius:10px;overflow:hidden}
.who > div{padding:26px}
.who > div + div{border-left:1px solid rgba(255,255,255,.18);background:rgba(1,173,183,.10)}
.who h3{margin-bottom:.6em}
.who ul{margin:0;padding-left:1.1em}
.who li{margin-bottom:.45em}
@media (max-width:700px){.who{grid-template-columns:1fr}.who > div + div{border-left:0;border-top:1px solid rgba(255,255,255,.18)}}

.maps{list-style:none;margin:0 0 1.2em;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.maps li{display:grid;grid-template-columns:minmax(12rem,16rem) 1fr;gap:6px 24px;padding:16px 0;border-bottom:1px solid var(--line)}
.maps b{font-family:var(--serif);font-size:1.2rem;font-weight:600}
@media (max-width:640px){.maps li{grid-template-columns:1fr}}

.note{border-left:3px solid var(--accent);padding:4px 0 4px 16px;color:var(--muted);max-width:62ch}
.steps{margin:0 0 1.4em;padding-left:1.3em;max-width:62ch}
.steps li{margin-bottom:.7em}
code{font-family:var(--mono);font-size:.88em;background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:1px 6px}
pre{font-family:var(--mono);font-size:.88rem;background:var(--band);color:var(--band-ink);padding:16px 18px;border-radius:8px;overflow-x:auto;max-width:62ch}
table.facts{border-collapse:collapse;width:100%;max-width:46rem;margin:0 0 1.4em}
table.facts th,table.facts td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
table.facts th{font-weight:600;width:11rem}

/* footer */
.foot{border-top:1px solid var(--line);padding:40px 0 48px;font-size:.93rem;color:var(--muted)}
.foot .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px}
@media (max-width:760px){.foot .wrap{grid-template-columns:1fr}}
.foot a{color:var(--muted)}
.foot a:hover{color:var(--ink)}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin-bottom:.35em}
.foot h2{font-family:var(--sans);font-size:.9rem;font-weight:600;color:var(--ink);margin:0 0 .6em;letter-spacing:0}
.legal{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;max-width:none}