/* Layout: navy "water" bands carry each page's thesis; light paper sections carry the detail. A staff-gauge tick strip divides bands. */
:root{
  --navy:#0B2F5B; --navy-2:#0E3A70; --sky:#3FA9F5; --blue:#006FBF;
  --bg:#FFFFFF; --paper:#F2F5F9; --fg:#1B2A3A; --muted:#4A5D73; --line:#D3DCE7; --card:#FFFFFF;
  --on-navy:#FFFFFF; --on-navy-muted:#C9D8EA; --link:#006FBF;
  --display:"Archivo","Arial Narrow",Arial,sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --wrap:1180px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0A1522; --paper:#0F1E2F; --fg:#E3EAF3; --muted:#9FB1C6; --line:#22364D; --card:#122438;
  --navy:#0B2F5B; --navy-2:#0E3A70; --link:#5DB8F7; --blue:#4AA8EE; color-scheme:dark }}
:root[data-theme="dark"]{
  --bg:#0A1522; --paper:#0F1E2F; --fg:#E3EAF3; --muted:#9FB1C6; --line:#22364D; --card:#122438;
  --navy:#0B2F5B; --navy-2:#0E3A70; --link:#5DB8F7; --blue:#4AA8EE; color-scheme:dark }

*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--fg);font:16px/1.6 var(--body);-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--link)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.02;letter-spacing:-.01em}
h1{font-weight:800;font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-weight:800;font-size:clamp(1.9rem,3.6vw,2.8rem)}
h3{font-weight:700;font-size:1.2rem;line-height:1.2;letter-spacing:0}
p{margin:0;max-width:65ch}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.mark{font-family:"Arial Black",Arial,sans-serif;font-weight:900;letter-spacing:.04em}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

header.site{position:sticky;top:0;z-index:9;background:var(--navy);color:var(--on-navy);border-bottom:1px solid #1D4677}
.bar{display:flex;align-items:center;gap:24px;min-height:68px;flex-wrap:wrap}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{height:34px;width:auto;display:block}
nav.main{display:flex;gap:4px;flex-wrap:wrap;margin-left:auto}
nav.main a{color:var(--on-navy-muted);text-decoration:none;font-weight:600;font-size:.92rem;padding:10px 12px;border-radius:6px;min-height:44px;display:inline-flex;align-items:center}
nav.main a:hover{color:#fff;background:var(--navy-2)}
nav.main a[aria-current="page"]{color:#fff;box-shadow:inset 0 -3px 0 var(--sky)}
nav.main a.cta{background:var(--sky);color:#06213F}
nav.main a.cta:hover{background:#6CBEF8;color:#06213F}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid #2A5689;color:#fff;border-radius:6px;min-height:44px;padding:0 14px;font:600 .9rem var(--body)}
@media (max-width:860px){
  .menu-btn{display:inline-flex;align-items:center}
  nav.main{display:none;width:100%;flex-direction:column;padding-bottom:12px;margin-left:0}
  nav.main.open{display:flex}
}

.band{background:var(--navy);color:var(--on-navy)}
.band .lede{color:#DCE6F2;font-size:1.15rem}
.band .eyebrow{color:var(--on-navy-muted)}
.paper{background:var(--paper)}
section.pad .wrap{padding-block:72px}
.gauge{height:22px;background:
  repeating-linear-gradient(90deg,var(--sky) 0 2px,transparent 2px 100px),
  repeating-linear-gradient(90deg,var(--on-navy-muted) 0 1px,transparent 1px 20px);
  background-size:100% 22px,100% 10px;background-repeat:no-repeat;background-color:var(--navy);opacity:.9}

.hero .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;padding-block:72px}
.hero .copy{display:flex;flex-direction:column;gap:22px;min-width:0}
.hero figure{margin:0;min-width:0}
.hero figure img{width:100%;max-width:100%;height:auto;border-radius:6px;display:block}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr;padding-block:48px}}

.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 20px;border-radius:6px;font-weight:700;text-decoration:none;font-size:.98rem;border:2px solid transparent;cursor:pointer;font-family:var(--body)}
.btn.primary{background:var(--sky);color:#06213F}
.btn.primary:hover{background:#6CBEF8}
.btn.ghost{border-color:#3C6797;color:#fff}
.btn.ghost:hover{border-color:var(--sky)}
.btn.solid{background:var(--blue);color:#fff}
.btn.solid:hover{background:var(--navy-2)}
.btn:disabled{opacity:.6;cursor:default}

.stack{display:flex;flex-direction:column;gap:18px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:32px}}

.grid{display:grid;gap:28px 32px}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.g4,.g3,.g2{grid-template-columns:1fr}}

.feat{display:flex;gap:14px;align-items:flex-start;min-width:0}
.feat svg{flex:none;color:var(--blue)}
.feat h3{color:var(--fg);margin-bottom:4px;font-family:var(--body);font-size:1.02rem;font-weight:700}
.feat p{color:var(--muted);font-size:.95rem}

.tile{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:24px;display:flex;flex-direction:column;gap:10px;min-width:0;text-decoration:none;color:inherit}
a.tile:hover{border-color:var(--blue)}
.tile .k{font-family:var(--mono);font-size:.78rem;color:var(--blue);letter-spacing:.04em}
.tile p{color:var(--muted);font-size:.95rem}
.tile .more{margin-top:auto;font-weight:700;color:var(--link);font-size:.9rem}

.checks{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 28px}
.checks li{display:flex;gap:10px;align-items:flex-start;font-size:.95rem;min-width:0}
.checks li svg{flex:none;margin-top:4px;color:var(--blue)}
@media (max-width:620px){.checks{grid-template-columns:1fr}}

.spec{width:100%;border-collapse:collapse;font-size:.95rem}
.spec th,.spec td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.spec th{width:38%;color:var(--muted);font-weight:600}
.spec td{font-variant-numeric:tabular-nums}
.tablebox{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:8px}

.photos{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.photos figure{margin:0;display:flex;flex-direction:column;gap:6px;min-width:0}
.photos img{width:100%;aspect-ratio:3/4;max-width:100%;object-fit:cover;border-radius:6px;display:block}
.photos figcaption{font-size:.8rem;color:var(--muted)}
@media (max-width:860px){.photos{grid-template-columns:repeat(2,minmax(0,1fr))}}

.flow{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1.2fr) auto minmax(0,1fr);gap:12px;align-items:stretch}
.flow .node{border:1.5px solid var(--line);border-radius:8px;padding:16px;background:var(--card);display:flex;flex-direction:column;gap:8px;min-width:0}
.flow .node.core{background:var(--navy);color:#fff;border-color:var(--navy)}
.flow .node.core p{color:#DCE6F2}
.flow .arrow{display:flex;align-items:center;color:var(--blue)}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{background:var(--paper);color:var(--fg);border:1px solid var(--line);font-size:.8rem;font-weight:600;padding:4px 10px;border-radius:4px}
@media (max-width:860px){.flow{grid-template-columns:1fr}.flow .arrow{justify-content:center;transform:rotate(90deg);height:28px}}

.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:s}
.steps li{display:flex;flex-direction:column;gap:8px;border-top:3px solid var(--blue);padding-top:14px;min-width:0}
.steps li::before{counter-increment:s;content:"Phase " counter(s);font-family:var(--mono);font-size:.78rem;color:var(--blue)}
.steps p{color:var(--muted);font-size:.95rem}
@media (max-width:860px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

form.contact{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
form.contact .full{grid-column:1/-1}
form.contact input,form.contact select,form.contact textarea{font:inherit;font-weight:400;padding:12px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--fg);min-height:48px;width:100%}
form.contact textarea{min-height:120px;resize:vertical}
@media (max-width:620px){form.contact{grid-template-columns:1fr}}
#form-fields{display:contents}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
.field label{font-weight:600;font-size:.9rem}
.field .req{color:var(--blue)}
.field .check{display:flex;flex-direction:row;gap:8px;align-items:center;font-weight:500}
.field .choices{display:flex;flex-direction:column;gap:6px}
.field-error{color:#B3261E;font-size:.85rem;margin:0}
.field-error:empty{display:none}
.hint{color:var(--muted);font-size:.85rem}
form.contact [aria-invalid="true"]{border-color:#B3261E}
.form-done{border:1px solid var(--line);border-radius:8px;padding:24px;background:var(--card);font-weight:600;color:var(--fg)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .field-error{color:#F2B8B5}}

dl.contact{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px 18px;margin:0}
dl.contact dt{color:var(--muted);font-weight:600;font-size:.9rem}
dl.contact dd{margin:0;user-select:all}

footer.site{background:var(--navy);color:var(--on-navy-muted);font-size:.9rem}
footer.site .wrap{display:grid;grid-template-columns:minmax(0,1.3fr) repeat(3,minmax(0,1fr));gap:32px;padding-block:48px}
footer.site h4{color:#fff;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 10px}
footer.site a{color:var(--on-navy-muted);text-decoration:none;display:block;padding:4px 0}
footer.site a:hover{color:#fff}
@media (max-width:860px){footer.site .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){footer.site .wrap{grid-template-columns:1fr}}

.skip{position:absolute;left:-999px;top:0;background:var(--sky);color:#06213F;padding:10px 14px;z-index:30;font-weight:700}
.skip:focus{left:16px}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}