/* Mithril Data Group — shared stylesheet
   Layout: navy "chrome" (header, hero, footer) frames steel-grey content bands; one teal accent, silver for metal. */
:root{
  /* fixed brand chrome (same in both themes) */
  --navy:#0B1A2E; --navy-2:#11243C; --chrome-ink:#E8EEF3; --chrome-muted:#A7B6C5; --chrome-line:#24384F;
  --silver:#8296AA; --silver-hi:#F2F6F9; --teal-hi:#3CC3CB;
  /* themed content */
  --bg:#F3F5F7; --surface:#FFFFFF; --sunk:#E8EDF1;
  --ink:#0F1E2C; --muted:#536271; --line:#D3DCE3;
  --accent:#1D6A73; --accent-ink:#FFFFFF;
  /* type */
  --display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --gutter-l:max(16px,env(safe-area-inset-left,0px));
  --gutter-r:max(16px,env(safe-area-inset-right,0px));
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0A1424; --surface:#102036; --sunk:#0D1B2E;
    --ink:#E6EDF2; --muted:#9AAABA; --line:#22364C;
    --accent:#4FBEC6; --accent-ink:#06121C; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0A1424; --surface:#102036; --sunk:#0D1B2E;
  --ink:#E6EDF2; --muted:#9AAABA; --line:#22364C;
  --accent:#4FBEC6; --accent-ink:#06121C; color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 var(--body);-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--navy)}
img{max-width:100%;display:block}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--teal-hi);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--display);margin:0;text-wrap:balance;line-height:1.08}
h1{font-weight:800;font-stretch:118%;font-size:clamp(36px,5.6vw,64px);letter-spacing:-.012em}
h2{font-weight:700;font-stretch:112%;font-size:clamp(27px,3.4vw,40px)}
h3{font-weight:700;font-stretch:108%;font-size:20px;line-height:1.25}
p{margin:0;max-width:64ch}
.wrap{max-width:1180px;margin:0 auto;padding-left:var(--gutter-l);padding-right:var(--gutter-r)}
@media (min-width:700px){.wrap{padding-left:max(40px,env(safe-area-inset-left,0px));padding-right:max(40px,env(safe-area-inset-right,0px))}}
.eyebrow{font:500 12px/1.3 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.lede{font-size:clamp(17px,1.7vw,20px);color:var(--muted);max-width:58ch}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font:600 15px/1 var(--body);padding:15px 22px;border-radius:3px;text-decoration:none;border:1px solid transparent;transition:background .2s,border-color .2s,color .2s}
.btn-primary{background:var(--teal-hi);color:var(--navy)}
.btn-primary:hover{background:#5ad3da}
.btn-line{border-color:var(--chrome-line);color:var(--chrome-ink)}
.btn-line:hover{border-color:var(--chrome-ink)}
.btn-accent{background:var(--accent);color:var(--accent-ink)}
.btn-accent:hover{filter:brightness(1.1)}
.arrow::after{content:"→";font-family:var(--body)}

/* header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--navy);border-bottom:1px solid var(--chrome-line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:14px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--chrome-ink)}
.brand img{width:40px;height:40px}
.brand-name{display:grid;gap:5px;line-height:1}
.brand-name b{font:700 19px/1 var(--display);font-stretch:118%;letter-spacing:.2em}
.brand-name span{font:600 10.5px/1 var(--body);letter-spacing:.36em;color:var(--teal-hi)}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:var(--chrome-muted);text-decoration:none;font-size:15px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--chrome-ink)}
.nav .btn{padding:10px 16px;font-size:14px;color:var(--navy)}
@media (max-width:820px){.nav a:not(.btn){display:none}}

/* hero */
.hero{position:relative;background:var(--navy) url("../img/hero.jpg") right center/cover no-repeat;color:var(--chrome-ink);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--navy) 0%,rgba(11,26,46,.92) 34%,rgba(11,26,46,.35) 62%,rgba(11,26,46,0) 80%)}
.hero .wrap{position:relative;padding-block:clamp(72px,11vw,150px) clamp(64px,9vw,128px)}
.hero-copy{max-width:600px;display:grid;gap:24px}
.hero .eyebrow{color:var(--teal-hi)}
.hero h1{color:#fff}
.hero h1 .metal{background:linear-gradient(100deg,var(--silver-hi) 0%,var(--silver) 45%,var(--silver-hi) 90%);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 8s ease-in-out infinite}
@keyframes sheen{0%,100%{background-position:100% 0}50%{background-position:0 0}}
.hero .lede{color:var(--chrome-muted)}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
@media (max-width:820px){
  .hero{background-position:72% center}
  .hero::before{background:linear-gradient(180deg,rgba(11,26,46,.94) 0%,rgba(11,26,46,.86) 60%,rgba(11,26,46,.7) 100%)}
}

/* fact ribbon */
.ribbon{background:var(--navy-2);border-top:1px solid var(--chrome-line);color:var(--chrome-muted)}
.ribbon ul{list-style:none;margin:0;padding-block:18px;display:flex;flex-wrap:wrap;gap:10px 30px;font:500 12px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase}
.ribbon li{display:flex;align-items:center;gap:10px}
.ribbon li::before{content:"";width:7px;height:7px;transform:rotate(45deg);background:var(--teal-hi);flex:none}

/* sections */
section{padding-block:clamp(64px,9vw,112px)}
.band{background:var(--sunk);border-block:1px solid var(--line)}
.section-head{display:grid;gap:14px;margin-bottom:clamp(32px,5vw,56px);max-width:760px}

/* services */
.services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}
.svc{display:grid;gap:12px;align-content:start;padding:30px 32px 34px 0;border-bottom:1px solid var(--line)}
.svc:nth-child(odd){border-right:1px solid var(--line)}
.svc:nth-child(even){padding:30px 0 34px 32px}
.svc .tag{font:500 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.svc p{color:var(--muted);font-size:16px}
.svc .stack{font:400 13px/1.7 var(--mono);color:var(--ink);opacity:.75}
.more{margin-top:28px;font-weight:600;text-decoration:none;display:inline-flex;gap:8px}
@media (max-width:760px){.services{grid-template-columns:1fr}.svc,.svc:nth-child(even){padding:26px 0;border-right:0}}

/* data first + lineage */
.datafirst{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(32px,6vw,80px);align-items:start}
.datafirst .body{display:grid;gap:18px}
.datafirst .body p{color:var(--muted)}
@media (max-width:860px){.datafirst{grid-template-columns:1fr}}
.lineage{list-style:none;margin:0;padding:0;display:grid;gap:0}
.lineage li{display:grid;grid-template-columns:28px 1fr;gap:16px;position:relative;padding-bottom:26px}
.lineage li:last-child{padding-bottom:0}
.lineage li::before{content:"";width:14px;height:14px;margin:6px 0 0 7px;transform:rotate(45deg);border:2px solid var(--accent);background:var(--bg)}
.lineage li:last-child::before{background:var(--accent)}
.lineage li::after{content:"";position:absolute;left:13px;top:24px;bottom:2px;width:2px;background:repeating-linear-gradient(180deg,var(--silver) 0 5px,transparent 5px 10px)}
.lineage li:last-child::after{display:none}
.lineage h3{font-size:18px}
.lineage p{font:400 13.5px/1.7 var(--mono);color:var(--muted)}

/* engagement models */
.models{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.model{display:grid;gap:12px;align-content:start;padding-top:20px;border-top:3px solid var(--ink)}
.model p{color:var(--muted);font-size:16px}
.model .who{font:500 12px/1.5 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
@media (max-width:860px){.models{grid-template-columns:1fr}}

/* offer */
.offer{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(24px,4vw,48px);align-items:center;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:2px;padding:clamp(24px,4vw,44px)}
.offer .copy{display:grid;gap:14px}
.offer p{color:var(--muted)}
.offer ul{list-style:none;margin:0;padding:0;display:grid;gap:12px;font-size:16px}
.offer li{display:flex;gap:12px}
.offer li::before{content:"";width:8px;height:8px;margin-top:9px;flex:none;background:var(--accent);transform:rotate(45deg)}
@media (max-width:820px){.offer{grid-template-columns:1fr}}

/* founder */
.founder{display:grid;grid-template-columns:300px 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.founder figure{margin:0;position:relative}
.founder img{width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:2px;filter:saturate(.92)}
.founder figure::after{content:"";position:absolute;inset:auto -10px -10px auto;width:60%;height:60%;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);pointer-events:none}
.founder .body{display:grid;gap:16px}
.founder .body p{color:var(--muted)}
.founder .name{font:500 13px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.links{display:flex;flex-wrap:wrap;gap:20px;margin-top:4px}
.links a{font-weight:600;text-decoration:none}
@media (max-width:760px){.founder{grid-template-columns:1fr}.founder figure{max-width:260px}}

/* closing CTA */
.closer{background:var(--navy);color:var(--chrome-ink)}
.closer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:28px}
.closer h2{color:#fff;max-width:20ch}
.closer p{color:var(--chrome-muted);margin-top:12px}
.closer .addr{font:500 15px/1 var(--mono);color:var(--chrome-ink);user-select:all}

/* footer */
.site-footer{background:var(--navy);border-top:1px solid var(--chrome-line);color:var(--chrome-muted);font-size:14px}
.site-footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;padding-block:44px 52px}
.site-footer h4{margin:0 0 12px;font:500 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--chrome-ink)}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a{color:var(--chrome-muted);text-decoration:none}
.site-footer a:hover{color:var(--chrome-ink)}
.site-footer .legal{grid-column:1/-1;border-top:1px solid var(--chrome-line);padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px}
@media (max-width:760px){.site-footer .wrap{grid-template-columns:1fr}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero h1 .metal{animation:none;background-position:50% 0}
}

/* ---------- inner pages ---------- */
.page-head{position:relative;background:var(--navy) url("../img/hero.jpg") right 30%/cover no-repeat;color:var(--chrome-ink);padding:0;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--navy) 0%,rgba(11,26,46,.95) 45%,rgba(11,26,46,.6) 100%)}
.page-head .wrap{position:relative;padding-block:clamp(56px,8vw,104px);display:grid;gap:18px}
.page-head .eyebrow{color:var(--teal-hi)}
.page-head h1{color:#fff;font-size:clamp(34px,4.8vw,56px);max-width:18ch}
.page-head .lede{color:var(--chrome-muted)}

/* detailed service rows */
.detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(24px,5vw,72px);padding-block:clamp(40px,6vw,64px);border-top:1px solid var(--line)}
.detail:first-child{border-top:0;padding-top:0}
.detail .intro{display:grid;gap:14px;align-content:start}
.detail .intro p{color:var(--muted)}
.detail .tag{font:500 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.detail h2{font-size:clamp(24px,2.8vw,32px)}
.facts{display:grid;gap:22px;align-content:start}
.facts h4{margin:0 0 10px;font:500 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:16px}
.ticks li{display:flex;gap:12px}
.ticks li::before{content:"";width:8px;height:8px;margin-top:9px;flex:none;background:var(--accent);transform:rotate(45deg)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{font:400 13px/1 var(--mono);padding:9px 12px;border:1px solid var(--line);border-radius:2px;background:var(--surface);color:var(--ink)}
@media (max-width:820px){.detail{grid-template-columns:1fr}}

/* numbered steps (a real sequence) */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:step}
.steps > li{counter-increment:step;display:grid;grid-template-columns:96px minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,4vw,48px);padding-block:36px;border-top:1px solid var(--line)}
.steps > li::before{content:counter(step,decimal-leading-zero);font:800 44px/1 var(--display);font-stretch:118%;color:var(--accent)}
.steps .what{display:grid;gap:12px;align-content:start}
.steps .what p{color:var(--muted)}
@media (max-width:820px){.steps > li{grid-template-columns:1fr;gap:14px}}

.principles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 48px}
.principles div{display:grid;gap:8px;padding-left:20px;border-left:2px solid var(--accent)}
.principles p{color:var(--muted);font-size:16px}
@media (max-width:760px){.principles{grid-template-columns:1fr}}

/* about */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:clamp(28px,5vw,72px);align-items:start}
.split .body{display:grid;gap:18px}
.split .body p{color:var(--muted)}
@media (max-width:820px){.split{grid-template-columns:1fr}}
.timeline{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.timeline li{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.timeline time{font:500 13px/1.6 var(--mono);color:var(--accent);font-variant-numeric:tabular-nums}
.creds{list-style:none;padding:0;margin:0;display:grid;border-top:1px solid var(--line)}
.creds li{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:16px}
.creds li > span:first-child{font:500 11.5px/2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
@media (max-width:600px){.timeline li,.creds li{grid-template-columns:1fr;gap:2px}}
.portrait{margin:0;position:relative;max-width:360px}
.portrait img{width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:2px}
.portrait::after{content:"";position:absolute;inset:auto -10px -10px auto;width:60%;height:60%;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);pointer-events:none}
.industries{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.industries li{padding:20px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-weight:600;font-size:16px;background:var(--surface)}
@media (max-width:900px){.industries{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:520px){.industries{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stackgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 40px}
.stackgrid h4{margin:0 0 12px;font:500 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
@media (max-width:700px){.stackgrid{grid-template-columns:1fr}}
.family{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.family div{display:grid;gap:8px;padding:24px;background:var(--surface);border:1px solid var(--line)}
.family p{color:var(--muted);font-size:16px}
@media (max-width:700px){.family{grid-template-columns:1fr}}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:clamp(28px,5vw,72px);align-items:start}
.contact .side{display:grid;gap:28px}
.contact .side p{color:var(--muted)}
.addr-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.addr-row code{font:500 17px/1.4 var(--mono);color:var(--ink);user-select:all;word-break:break-all}
.copybtn{font:500 12px/1 var(--mono);padding:8px 11px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:2px;cursor:pointer}
.copybtn:hover{border-color:var(--ink)}
form.inquiry{display:grid;gap:18px;background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--accent);padding:clamp(22px,3.5vw,36px)}
.frow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
form.inquiry label{display:grid;gap:7px;font-size:14px;font-weight:600;color:var(--ink)}
form.inquiry input,form.inquiry select,form.inquiry textarea{font:400 16px/1.4 var(--body);color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:2px;padding:12px 13px;width:100%}
form.inquiry textarea{min-height:150px;resize:vertical}
form.inquiry input:focus,form.inquiry select:focus,form.inquiry textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
form.inquiry button{justify-self:start;cursor:pointer}
.formnote{font-size:14px;color:var(--muted)}
.formnote.sent{color:var(--ink);padding:12px 14px;border-left:3px solid var(--accent);background:var(--sunk)}
.formnote.err{color:var(--ink);padding:12px 14px;border-left:3px solid #C2553A;background:var(--sunk)}
@media (max-width:820px){.contact{grid-template-columns:1fr}.frow{grid-template-columns:1fr}}