/* Witan Inc. site styles
   Layout: boardroom advisory site. Ink header, serif headlines, brass used only for actions and numerals. */
:root{
  --bg:#F6F7F8; --surface:#FFFFFF; --ink:#0F1E33; --fg:#1B2433; --muted:#5A6577; --line:#DCE1E8;
  --brass:#8C6D33; --brass-ink:#FFFFFF; --band:#0F1E33; --band-fg:#E9EDF3; --band-muted:#A9B8CC; --band-line:#2A3B55;
  --serif:"Source Serif 4", Georgia, "Times New Roman", serif;
  --sans:"Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0B1524; --surface:#111E31; --ink:#E9EDF3; --fg:#D6DDE7; --muted:#9AA7BA; --line:#24344B;
  --brass:#C9A766; --brass-ink:#0B1524; --band:#071020; --band-fg:#E9EDF3; --band-muted:#8EA0B8; --band-line:#22324A; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0B1524; --surface:#111E31; --ink:#E9EDF3; --fg:#D6DDE7; --muted:#9AA7BA; --line:#24344B;
  --brass:#C9A766; --brass-ink:#0B1524; --band:#071020; --band-fg:#E9EDF3; --band-muted:#8EA0B8; --band-line:#22324A; color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:16px;line-height:1.6}
img{max-width:100%}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;z-index:100;background:var(--surface);color:var(--ink);padding:8px 12px}
.wrap{max-width:1120px;margin:0 auto;padding-inline:24px}
@media (max-width:480px){.wrap{padding-inline:16px}}
h1,h2,h3{font-family:var(--serif);color:var(--ink);text-wrap:balance;margin:0;font-weight:600}
h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.08;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem);line-height:1.15}
h3{font-size:1.25rem;line-height:1.3}
p{margin:0}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--brass);font-weight:600}
.lede{font-size:1.15rem;color:var(--muted);max-width:60ch}
a{color:inherit}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px/1.2 var(--sans);padding:12px 20px;border-radius:2px;border:1px solid var(--brass);text-decoration:none;cursor:pointer}
.btn-primary{background:var(--brass);color:var(--brass-ink)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.stack{display:flex;flex-direction:column;gap:16px}
.row{display:flex;gap:12px;flex-wrap:wrap}

/* header */
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--band);color:var(--band-fg)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--band-fg)}
.logo span{font-family:var(--serif);font-weight:700;letter-spacing:.22em;font-size:20px}
.navlinks{display:flex;gap:2px;flex-wrap:wrap}
.navlinks a{color:var(--band-muted);font:500 14px var(--sans);padding:8px 10px;text-decoration:none;border-bottom:2px solid transparent}
.navlinks a:hover{color:var(--band-fg)}
.navlinks a[aria-current="page"]{color:var(--band-fg);border-bottom-color:var(--brass)}
.nav .btn{padding:9px 16px;font-size:14px}
@media (max-width:960px){.nav{flex-wrap:wrap}.navlinks{order:3;width:100%;overflow-x:auto;flex-wrap:nowrap;margin-inline:-10px}.navlinks a{white-space:nowrap}}

section{padding-block:72px}
@media (max-width:600px){section{padding-block:48px}}
.tight-top{padding-top:0}
.rule-top{border-top:1px solid var(--line)}

/* hero */
.hero{padding-block:88px 64px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:end}
.council{color:var(--ink);max-width:100%}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.council{display:none}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}
.stat{padding:28px 20px 28px 0;display:flex;flex-direction:column;gap:6px}
.stat+.stat{padding-left:20px;border-left:1px solid var(--line)}
.stat b{font-family:var(--serif);font-size:2.4rem;line-height:1;color:var(--brass);font-weight:600;font-variant-numeric:tabular-nums}
.stat span{font-size:14px;color:var(--muted)}
@media (max-width:760px){.stats{grid-template-columns:1fr 1fr}.stat:nth-child(3){padding-left:0;border-left:0}.stat:nth-child(n+3){border-top:1px solid var(--line)}}

/* trigger grid */
.triggers{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:32px}
.trigger{background:var(--surface);padding:24px;display:flex;flex-direction:column;gap:8px}
.trigger p{color:var(--muted);font-size:15px}
.trigger a{margin-top:auto;font-size:14px;font-weight:600;color:var(--brass);text-decoration:none}
@media (max-width:860px){.triggers{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.triggers{grid-template-columns:1fr}}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px}
.svc{display:flex;flex-direction:column;gap:10px;padding-top:20px;border-top:2px solid var(--ink)}
.svc p{color:var(--muted);font-size:15px}
.svc ul{margin:4px 0 0;padding-left:18px;font-size:14.5px}
.svc .when{font-size:14px;color:var(--fg);border-left:2px solid var(--brass);padding-left:10px;margin-top:4px}
@media (max-width:860px){.svc-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.svc-grid{grid-template-columns:1fr}}
.svc-detail{display:grid;grid-template-columns:300px 1fr;gap:40px;padding-block:40px;border-top:1px solid var(--line)}
.svc-detail .body{display:flex;flex-direction:column;gap:14px;min-width:0}
.svc-detail .body p{max-width:68ch}
.svc-detail ul{margin:0;padding-left:18px;columns:2;column-gap:32px}
.svc-detail li{break-inside:avoid;margin-bottom:6px}
@media (max-width:760px){.svc-detail{grid-template-columns:1fr;gap:12px}.svc-detail ul{columns:1}}

/* band */
.band{background:var(--band);color:var(--band-fg)}
.band h2,.band h3{color:var(--band-fg)}
.band .lede{color:var(--band-muted)}
.models{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px}
.model{border:1px solid var(--band-line);padding:24px;display:flex;flex-direction:column;gap:10px}
.model p{color:var(--band-muted);font-size:15px}
.model .tag{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--brass)}
@media (max-width:760px){.models{grid-template-columns:1fr}}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:48px;padding-top:28px;border-top:1px solid var(--band-line)}
.step b{display:block;font-family:var(--serif);font-size:1.2rem;color:var(--band-fg)}
.step span{color:var(--band-muted);font-size:14.5px}
.step i{font-style:normal;color:var(--brass);font-size:13px;letter-spacing:.1em}
@media (max-width:760px){.steps{grid-template-columns:1fr 1fr}}

/* stories */
.stories{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:36px}
.story{background:var(--surface);border:1px solid var(--line);padding:28px;display:flex;flex-direction:column;gap:14px}
.story dl{display:grid;grid-template-columns:110px 1fr;gap:8px 16px;margin:0;font-size:15px}
.story dt{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.story dd{margin:0}
@media (max-width:760px){.stories{grid-template-columns:1fr}.story dl{grid-template-columns:1fr}.story dd{margin-bottom:6px}}

/* founder */
.founder{display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:start}
.portrait{display:block;width:100%;aspect-ratio:1/1;max-width:100%;object-fit:cover;border:1px solid var(--line);background:var(--surface)}
blockquote{margin:0;font-family:var(--serif);font-size:1.45rem;line-height:1.4;color:var(--ink);border-left:3px solid var(--brass);padding-left:20px}
figure.quote{margin:0;display:flex;flex-direction:column;gap:10px}
figure.quote figcaption{font-size:14px;color:var(--muted);padding-left:23px}
@media (max-width:760px){.founder{grid-template-columns:1fr}.portrait{max-width:240px}}

/* timeline, badges */
.timeline{list-style:none;margin:28px 0 0;padding:0;border-left:1px solid var(--line)}
.timeline li{position:relative;padding:0 0 24px 24px}
.timeline li::before{content:"";position:absolute;left:-5px;top:8px;width:9px;height:9px;border-radius:50%;background:var(--brass)}
.timeline .yr{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.timeline b{display:block;font-family:var(--serif);font-size:1.1rem;color:var(--ink)}
.timeline span{font-size:15px;color:var(--muted)}
.badges{display:flex;flex-wrap:wrap;gap:8px}
.badge{font-size:12.5px;border:1px solid var(--line);padding:4px 10px;color:var(--muted)}
.two-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:48px}

/* 30-60-90, checklist, faq */
.plan{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:32px}
.plan div{background:var(--surface);padding:24px;display:flex;flex-direction:column;gap:8px}
.plan b{font-family:var(--serif);font-size:1.6rem;color:var(--brass)}
.plan p{font-size:15px;color:var(--muted)}
@media (max-width:760px){.plan{grid-template-columns:1fr}}
.checks{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:12px 32px}
.checks li{padding-left:28px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:7px;width:14px;height:8px;border-left:2px solid var(--brass);border-bottom:2px solid var(--brass);transform:rotate(-45deg)}
@media (max-width:640px){.checks{grid-template-columns:1fr}}
details{border-bottom:1px solid var(--line);padding-block:16px}
summary{cursor:pointer;font-weight:600;color:var(--ink)}
details p{margin-top:10px;color:var(--muted);max-width:70ch}

/* industries */
.ind-intro{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.ind-intro p{max-width:62ch}
@media (max-width:760px){.ind-intro{grid-template-columns:1fr;gap:20px}}
.ind-list{display:flex;flex-direction:column}
.ind{display:grid;grid-template-columns:280px 1fr;gap:32px;padding-block:32px;border-top:1px solid var(--line)}
.ind:first-child{border-top:0}
.ind:last-child{border-bottom:1px solid var(--line)}
.ind .lead{display:flex;flex-direction:column;gap:8px}
.ind .exp{font-size:13px;color:var(--muted)}
.ind .body{display:flex;flex-direction:column;gap:12px;min-width:0}
.ind .body p{max-width:68ch}
@media (max-width:760px){.ind{grid-template-columns:1fr;gap:12px}}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{border:1px solid var(--line);background:var(--surface);color:var(--fg);padding:8px 14px;font-size:14px;border-radius:999px;text-decoration:none}

/* insights */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px}
.post{display:flex;flex-direction:column;gap:10px;padding-top:20px;border-top:2px solid var(--ink);text-decoration:none}
.post p{color:var(--muted);font-size:15px}
.post .more{margin-top:auto;font-size:14px;font-weight:600;color:var(--brass)}
.post:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
@media (max-width:860px){.posts{grid-template-columns:1fr}}
.article{max-width:720px}
.article .meta{font-size:14px;color:var(--muted)}
.prose{display:flex;flex-direction:column;gap:18px;font-size:17px;line-height:1.7;max-width:68ch}
.prose h2{font-size:1.5rem;margin-top:16px}
.prose ul,.prose ol{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:8px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:48px}
form.contact{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form.contact .full{grid-column:1/-1}
label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:500;color:var(--ink)}
label .opt{font-weight:400;color:var(--muted)}
input,select,textarea{font:15px var(--sans);padding:11px 12px;border:1px solid var(--line);background:var(--surface);color:var(--fg);border-radius:2px;width:100%}
textarea{min-height:140px;resize:vertical}
.form-status{grid-column:1/-1;font-size:15px}
.form-status.ok{color:var(--ink);border-left:3px solid var(--brass);padding-left:12px}
.form-status.err{color:var(--fg);border-left:3px solid #B4442F;padding-left:12px}
.hp{position:absolute;left:-9999px}
.aside{display:flex;flex-direction:column;gap:20px;font-size:15px}
.aside .k{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.aside .v{color:var(--ink);font-weight:500;word-break:break-word}
@media (max-width:760px){.contact-grid{grid-template-columns:1fr}form.contact{grid-template-columns:1fr}}

/* cta + footer */
.cta{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
footer.site{background:var(--band);color:var(--band-muted);font-size:14px;padding-block:48px 32px}
footer.site .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:32px}
footer.site b{color:var(--band-fg);font-family:var(--serif);letter-spacing:.2em;font-size:18px}
footer.site a{color:var(--band-muted);text-decoration:none}
footer.site a:hover{color:var(--band-fg)}
footer.site ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
footer.site .legal{margin-top:32px;padding-top:20px;border-top:1px solid var(--band-line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:760px){footer.site .cols{grid-template-columns:1fr}}
@media (prefers-reduced-motion:no-preference){main{animation:fade .35s ease}@keyframes fade{from{opacity:.6}to{opacity:1}}}