/* CEO AI — shared SEO page styles */
:root{
  --void:#000;--ink:#0a0a0a;--graphite:#141416;--paper:#fff;--bone:#f4f4f5;
  --steel:#a1a1a6;--steel-dim:#6e6e73;
  --hairline:rgba(255,255,255,.10);--hairline-strong:rgba(255,255,255,.20);--hairline-dark:rgba(0,0,0,.12);
  --metal-wide:linear-gradient(100deg,#8d8d94 0%,#fff 22%,#d6d6db 40%,#9a9aa1 58%,#fff 80%,#8d8d94 100%);
  --ff-display:"Archivo",system-ui,sans-serif;--ff-body:"Inter",system-ui,sans-serif;--ff-mono:"JetBrains Mono",ui-monospace,monospace;
  --pad-x:clamp(1.25rem,5vw,5rem);--maxw:1100px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--paper);font-family:var(--ff-body);font-size:1.0625rem;line-height:1.65;letter-spacing:-.005em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
::selection{background:#fff;color:#000}
img,svg{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad-x);width:100%}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:800;line-height:1.05;letter-spacing:-.03em}
.eyebrow{font-family:var(--ff-mono);font-size:.74rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--steel);display:inline-flex;align-items:center;gap:.6rem}
.eyebrow::before{content:"";width:1.5rem;height:1px;background:var(--steel-dim)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;font-family:var(--ff-body);font-weight:600;font-size:.95rem;padding:1rem 1.6rem;border-radius:2px;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease,border-color .2s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:#fff;color:#000}
.btn--primary:hover{box-shadow:0 18px 40px -16px rgba(255,255,255,.4)}
.btn--ghost{background:transparent;color:#fff;border-color:var(--hairline-strong)}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.04)}
.btn .arr{transition:transform .25s}
.btn:hover .arr{transform:translateX(3px)}

/* nav */
header.nav{position:sticky;top:0;z-index:60;display:flex;align-items:center;justify-content:space-between;padding:.9rem var(--pad-x);background:rgba(10,10,10,.82);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--hairline)}
.brand img{height:28px;width:auto;display:block}
.nav-right{display:flex;align-items:center;gap:1.8rem}
.nav-right a.lnk{font-family:var(--ff-mono);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel);transition:color .2s}
.nav-right a.lnk:hover{color:#fff}
.nav-right .btn{padding:.65rem 1.1rem;font-size:.83rem}
@media(max-width:680px){.nav-right a.lnk{display:none}}

/* breadcrumb */
.crumb{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.06em;color:var(--steel-dim);text-transform:uppercase;padding:1.4rem 0 0}
.crumb a:hover{color:#fff}
.crumb span{margin:0 .5rem;opacity:.5}

/* hero */
.s-hero{position:relative;padding:clamp(2.5rem,6vw,4.5rem) 0 clamp(3rem,6vw,5rem);border-bottom:1px solid var(--hairline);overflow:hidden}
.s-hero::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:radial-gradient(110% 80% at 80% 0%,rgba(255,255,255,.09),transparent 55%)}
.s-hero-grid{position:absolute;inset:0;opacity:.45;pointer-events:none;background-image:linear-gradient(var(--hairline) 1px,transparent 1px),linear-gradient(90deg,var(--hairline) 1px,transparent 1px);background-size:58px 58px;-webkit-mask-image:radial-gradient(120% 90% at 50% 0%,#000 25%,transparent 75%);mask-image:radial-gradient(120% 90% at 50% 0%,#000 25%,transparent 75%)}
.s-hero .inner{position:relative;z-index:1;max-width:880px}
.s-hero h1{font-size:clamp(2.1rem,5.4vw,4rem);font-weight:900;line-height:.98;letter-spacing:-.04em;margin:1.1rem 0 1.3rem;text-wrap:balance}
.s-hero h1 .shimmer{background:var(--metal-wide);background-size:240% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.s-hero p.lead{font-size:clamp(1.05rem,1.5vw,1.25rem);color:var(--steel);max-width:60ch;line-height:1.55;margin-bottom:1.9rem}
.s-hero .cta-row{display:flex;flex-wrap:wrap;gap:.8rem}

/* sections */
.sec{padding-block:clamp(3rem,6vw,5rem)}
.sec--alt{background:var(--void)}
.sec h2{font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:800;letter-spacing:-.035em;line-height:1.05;margin-bottom:.5rem}
.sec .sub{color:var(--steel);max-width:62ch;margin-bottom:clamp(1.8rem,3vw,2.6rem);font-size:1.05rem}
.prose p{color:var(--bone);max-width:68ch;margin-bottom:1.1rem;font-size:1.06rem;line-height:1.7}
.prose p strong{color:#fff;font-weight:600}

/* card grids */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
.cell{background:var(--ink);padding:clamp(1.5rem,2.6vw,2.1rem)}
.sec--alt .cell{background:var(--void)}
.cell .k{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.13em;color:var(--steel-dim);text-transform:uppercase}
.cell h3{font-size:1.22rem;font-weight:700;letter-spacing:-.02em;margin:.85rem 0 .55rem;line-height:1.12}
.cell p{color:var(--steel);font-size:.97rem}

/* checklist */
.checks{display:grid;gap:.9rem;margin-top:.5rem}
.checks li{list-style:none;color:var(--bone);font-size:1.04rem;padding-left:1.8rem;position:relative;line-height:1.5}
.checks li::before{content:"+";position:absolute;left:0;top:0;font-family:var(--ff-mono);color:#fff;font-weight:700}

/* callout / scenario */
.callout{border:1px solid var(--hairline-strong);border-left:3px solid #fff;border-radius:3px;padding:clamp(1.5rem,3vw,2.2rem);background:var(--graphite);margin:1.5rem 0}
.callout .k{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin-bottom:.7rem;display:block}
.callout p{font-size:1.12rem;color:#fff;line-height:1.55;font-weight:500;margin:0}

/* pillars mini */
.pill-row{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline)}
.pill-row .p{background:var(--ink);padding:1.3rem 1.1rem}
.sec--alt .pill-row .p{background:var(--void)}
.pill-row .p .t{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel-dim)}
.pill-row .p h4{font-size:1.02rem;font-weight:700;letter-spacing:-.02em;margin-top:.5rem;line-height:1.1}
@media(max-width:860px){.pill-row{grid-template-columns:1fr 1fr}}

/* link cloud / related */
.cloud{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.5rem}
.cloud a{font-family:var(--ff-mono);font-size:.8rem;letter-spacing:.02em;border:1px solid var(--hairline-strong);border-radius:2px;padding:.55rem .85rem;color:var(--steel);transition:.2s;background:rgba(255,255,255,.02)}
.cloud a:hover{color:#000;background:#fff;border-color:#fff}

/* directory (hub) */
.dir{column-count:3;column-gap:2.4rem;margin-top:1.5rem}
.dir a{display:block;break-inside:avoid;color:var(--steel);padding:.5rem 0;font-size:1rem;border-bottom:1px solid var(--hairline);transition:.2s}
.dir a:hover{color:#fff;padding-left:.4rem}
.dir a b{font-family:var(--ff-display);color:#fff;font-weight:700}
@media(max-width:860px){.dir{column-count:2}}
@media(max-width:560px){.dir{column-count:1}}

/* faq */
.faq-list{border-top:1px solid var(--hairline);max-width:880px;margin-top:1rem}
.faq-item{border-bottom:1px solid var(--hairline)}
.faq-q{width:100%;background:none;border:none;color:#fff;cursor:pointer;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:1.5rem;padding:1.25rem 0;font-family:var(--ff-display);font-weight:700;font-size:clamp(1.05rem,1.7vw,1.25rem);letter-spacing:-.02em;line-height:1.25}
.faq-q .pm{flex:0 0 auto;width:20px;height:20px;position:relative}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;background:var(--steel);transition:.3s}
.faq-q .pm::before{top:50%;left:0;right:0;height:1.5px;transform:translateY(-50%)}
.faq-q .pm::after{left:50%;top:0;bottom:0;width:1.5px;transform:translateX(-50%)}
.faq-item.open .pm::after{transform:translateX(-50%) scaleY(0)}
.faq-a{overflow:hidden;max-height:0;transition:max-height .4s ease}
.faq-a-inner{padding-bottom:1.4rem;color:var(--steel);font-size:1rem;max-width:70ch;line-height:1.65}

/* CTA band */
.cta-band{background:var(--void);border-block:1px solid var(--hairline);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 130% at 50% 0%,rgba(255,255,255,.09),transparent 60%);pointer-events:none}
.cta-band .inner{position:relative;z-index:1;text-align:center;max-width:720px;margin:0 auto}
.cta-band h2{font-size:clamp(1.9rem,4.5vw,3.2rem);font-weight:900;letter-spacing:-.04em;line-height:1;margin-bottom:1.1rem;text-wrap:balance}
.cta-band p{color:var(--steel);font-size:1.1rem;margin-bottom:1.8rem}

/* footer */
footer.foot{background:var(--void);border-top:1px solid var(--hairline);padding-block:clamp(2.6rem,5vw,3.6rem)}
.foot-top{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:flex-start}
.foot-top .brand img{height:40px}
.foot-top p{color:var(--steel-dim);font-size:.88rem;max-width:38ch;margin-top:1.1rem;line-height:1.6}
.foot-links{display:flex;gap:2.6rem;flex-wrap:wrap}
.foot-col h5{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel-dim);margin-bottom:.9rem}
.foot-col a{display:block;color:var(--steel);font-size:.9rem;margin-bottom:.55rem;transition:.2s}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;margin-top:clamp(2.2rem,4vw,3rem);padding-top:1.5rem;border-top:1px solid var(--hairline)}
.foot-bottom span{font-family:var(--ff-mono);font-size:.72rem;color:var(--steel-dim);letter-spacing:.04em}

@media(max-width:820px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}
@media (prefers-reduced-motion:no-preference){.s-hero h1 .shimmer{animation:sh 7s ease-in-out infinite}@keyframes sh{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}