/* Heartland Infrastructure Group — site styles (Navy theme of the HIG design system) */
:root {
  --navy-900: #0f2338; --navy-800: #16304a; --gold: #d9a03f;
  --cream: #f7f3ea; --mist: #c9d3df;
  --line: rgba(217,160,63,.16);
  --font: Arimo, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1080px; --read: 680px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--navy-900); scroll-padding-top: 88px; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--navy-900); color: var(--cream);
  font: 17px/1.65 var(--font);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
main { flex: 1; }
img { max-width: 100%; height: auto; }
a { color: var(--cream); text-decoration: underline; text-decoration-color: rgba(217,160,63,.7); text-decoration-thickness: 1px; text-underline-offset: .28em; }
a:hover { text-decoration-color: var(--gold); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 3px; }
h1, h2, h3 { line-height: 1.25; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(30px, 5vw, 44px); letter-spacing: .005em; }
h2 { font-size: clamp(24px, 3.4vw, 30px); }
h3 { font-size: 20px; }
p { margin: 0 0 1em; }
.muted { color: var(--mist); }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.read { max-width: var(--read); }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--gold); color: var(--navy-900); padding: 8px 14px; z-index: 10; }
.skip:focus { left: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* Header */
.site-head { position: sticky; top: 0; z-index: 5; background: rgba(15,35,56,.96); border-bottom: 1px solid var(--line); backdrop-filter: saturate(1.2) blur(6px); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 40px; height: 40px; border-radius: 17.5%; box-shadow: 0 0 0 2px var(--gold); }
.brand span { font-weight: 700; font-size: 16px; letter-spacing: .1em; line-height: 1.2; }
.brand small { display: block; font-weight: 400; font-size: 10px; letter-spacing: .28em; color: var(--mist); }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { text-decoration: none; padding: 8px 12px; border-radius: 6px; font-size: 15px; color: var(--mist); }
.nav a:hover { color: var(--cream); background: var(--navy-800); }
.nav a[aria-current="page"] { color: var(--cream); box-shadow: inset 0 -2px 0 var(--gold); border-radius: 0; }
.nav .nav-cta { color: var(--navy-900); background: var(--gold); font-weight: 700; margin-left: 8px; border-radius: 6px; }
.nav .nav-cta:hover { background: var(--cream); color: var(--navy-900); }
.nav .nav-cta[aria-current="page"] { box-shadow: none; }
.menu-btn { display: none; background: none; border: 1px solid var(--line); color: var(--cream); border-radius: 6px; padding: 8px 12px; font: 600 15px var(--font); cursor: pointer; }

@media (max-width: 760px) {
  .menu-btn { display: inline-block; }
  .nav { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; background: var(--navy-900); border-bottom: 1px solid var(--line); }
  .nav.open { display: flex; }
  .nav a { padding: 12px 8px; font-size: 17px; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--gold); padding-left: 14px; }
  .nav .nav-cta { margin: 8px 0 0; text-align: center; }
}

/* Buttons */
.btn { display: inline-block; padding: 12px 24px; font: 700 16px/1.4 var(--font); letter-spacing: .01em; text-decoration: none; border-radius: 6px; border: 2px solid var(--gold); cursor: pointer; transition: background-color .15s, color .15s, border-color .15s; }
.btn-main { background: var(--gold); color: var(--navy-900); }
.btn-main:hover { background: var(--cream); border-color: var(--cream); color: var(--navy-900); }
.btn-alt { background: transparent; color: var(--cream); }
.btn-alt:hover { background: var(--navy-800); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Sections */
.section { padding: 72px 0; }
.section + .section { border-top: 1px solid var(--line); }
.eyebrow { margin: 0 0 10px; font-size: 13px; letter-spacing: .24em; text-transform: uppercase; color: var(--gold); }
.lead { font-size: 19px; color: var(--mist); max-width: 40em; }
.page-head { padding: 64px 0 40px; border-bottom: 1px solid var(--line); }
.page-head .lead { margin-top: 14px; margin-bottom: 0; }

/* Home hero */
.hero { position: relative; padding: 72px 0 120px; text-align: center; overflow: hidden; }
.hero .mark { width: 112px; height: 112px; border-radius: 17.5%; box-shadow: 0 0 0 3px var(--gold); margin: 0 auto 26px; display: block; }
.lockup { display: inline-block; font-weight: 700; line-height: 1.15; margin: 0; }
.lockup .big { display: block; font-size: clamp(34px, 7vw, 56px); letter-spacing: .08em; padding-left: .08em; }
.lockup .small { display: flex; align-items: center; gap: 10px; margin-top: 6px; font-size: clamp(9px, 1.9vw, 14px); font-weight: 400; line-height: 1.5; letter-spacing: .3em; color: var(--mist); white-space: nowrap; }
.lockup .small span { padding-left: .3em; }
.lockup .small::before, .lockup .small::after { content: ""; flex: 1; min-width: 12px; height: 2px; background: var(--gold); border-radius: 1px; }
.hero h1 { margin: 44px auto 0; max-width: 16em; }
.hero .lead { margin: 16px auto 0; }
.hero .btn-row { justify-content: center; margin-top: 32px; }
.horizon { position: absolute; left: 0; right: 0; bottom: 16px; width: 100%; height: 80px; pointer-events: none; }
.horizon path { fill: none; stroke-width: 2px; }

/* Grids and cards */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
@media (max-width: 860px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card { background: var(--navy-800); border: 1px solid var(--line); border-radius: 12px; padding: 28px; }
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }
.card .more { display: inline-block; margin-top: 6px; font-weight: 700; }
.steps { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }
.steps li { counter-increment: s; border-top: 2px solid var(--gold); padding-top: 16px; }
.steps li::before { content: "0" counter(s); display: block; font-size: 13px; letter-spacing: .2em; color: var(--gold); margin-bottom: 6px; }
.steps h3 { font-size: 18px; margin-bottom: 6px; }
.steps p { color: var(--mist); font-size: 16px; margin: 0; }

.split { display: grid; grid-template-columns: 5fr 7fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 24px; } }

/* Long-form text */
.prose { max-width: var(--read); }
.prose h2 { margin: 48px 0 14px; }
.prose h3 { margin: 32px 0 10px; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1em; }
.prose li { margin-bottom: .45em; }
.prose blockquote { margin: 1.2em 0; padding: 4px 0 4px 18px; border-left: 2px solid var(--gold); color: var(--mist); }
.checklist { list-style: none; padding: 0 !important; }
.checklist li { position: relative; padding-left: 26px; }
.checklist li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 10px; height: 2px; background: var(--gold); }
.note { background: var(--navy-800); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; font-size: 15px; color: var(--mist); }
.note strong { color: var(--cream); }
.sources { font-size: 15px; color: var(--mist); }
.sources li { word-break: break-word; }
.byline { font-size: 14px; color: var(--mist); margin-top: 16px; }

/* Team */
.team { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
@media (max-width: 900px) { .team { grid-template-columns: 1fr; } }
.person { background: var(--navy-800); border: 1px solid var(--line); border-radius: 12px; padding: 28px; }
.person h3 { font-size: 22px; }
.person .role { margin: 4px 0 14px; font-size: 13px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); }
.person p:last-child { margin-bottom: 0; color: var(--mist); }
.person.pending { border-style: dashed; }

/* Service blocks */
.service { padding: 56px 0; border-top: 1px solid var(--line); }
.service:first-of-type { border-top: 0; }
.service .cols { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 20px; }
@media (max-width: 860px) { .service .cols { grid-template-columns: 1fr; gap: 8px; } }
.service h3 { font-size: 15px; letter-spacing: .18em; text-transform: uppercase; color: var(--mist); font-weight: 400; margin-bottom: 12px; }

/* Resource list */
.post-list { list-style: none; padding: 0; margin: 32px 0 0; }
.post-list li { padding: 24px 0; border-top: 1px solid var(--line); }
.post-list li:last-child { border-bottom: 1px solid var(--line); }
.post-list h2 { font-size: 22px; margin-bottom: 8px; }
.post-list a { text-decoration: none; }
.post-list a:hover h2 { text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: .2em; }
.post-list p { margin: 0; color: var(--mist); }
.post-meta { font-size: 14px; color: var(--mist); margin-bottom: 6px; }

/* Form */
.form { display: grid; gap: 18px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 620px) { .form .row { grid-template-columns: 1fr; } }
.field label { display: block; font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.field .hint { font-weight: 400; color: var(--mist); }
.field input, .field select, .field textarea {
  width: 100%; font: 16px/1.5 var(--font); color: var(--cream);
  background: var(--navy-800); border: 1px solid rgba(201,211,223,.35); border-radius: 6px; padding: 11px 12px;
}
.field textarea { min-height: 160px; resize: vertical; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--gold) 50%), linear-gradient(135deg, var(--gold) 50%, transparent 50%); background-position: calc(100% - 20px) 55%, calc(100% - 14px) 55%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 36px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--gold); outline: none; box-shadow: 0 0 0 1px var(--gold); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { min-height: 1.6em; margin: 0; font-size: 15px; }
.form-status.ok { color: var(--cream); }
.form-status.err { color: var(--gold); }
.contact-side dt { font-size: 13px; letter-spacing: .2em; text-transform: uppercase; color: var(--mist); margin-top: 20px; }
.contact-side dt:first-child { margin-top: 0; }
.contact-side dd { margin: 4px 0 0; }

/* Footer */
.site-foot { border-top: 1px solid var(--line); padding: 40px 0 32px; font-size: 14px; color: var(--mist); }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px 40px; }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-foot a { color: var(--mist); text-decoration: none; }
.site-foot a:hover { color: var(--cream); text-decoration: underline; }
.site-foot .motto { letter-spacing: .24em; font-size: 12px; text-transform: uppercase; margin: 6px 0 0; color: var(--gold); }
.site-foot .foot-email { margin: 12px 0 0; }

@media (max-width: 520px) {
  body { font-size: 16px; }
  .section { padding: 52px 0; }
  .page-head { padding: 44px 0 28px; }
  .hero { padding: 48px 0 90px; }
  .hero .mark { width: 96px; height: 96px; }
  .hero .btn-row .btn { flex: 1 1 100%; text-align: center; }
  .horizon { height: 50px; }
  .card { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } html { scroll-behavior: auto; } }

/* ---------- Centered layout ---------- */
.page-head { text-align: center; }
.page-head .lead { margin-left: auto; margin-right: auto; }
.page-head h1 { margin-left: auto; margin-right: auto; max-width: 20em; }
.section .wrap > .eyebrow,
.section .wrap > h2 { text-align: center; }
.section .wrap > h2 { max-width: 22em; margin-left: auto; margin-right: auto; }
.narrow { max-width: 760px; }

/* Former two-column "split" sections become one centered column */
.split { display: block; max-width: 760px; text-align: center; }
.split > div + div { margin-top: 16px; }
.split h2 { max-width: 22em; margin: 0 auto; }

/* Cards, steps and team read centered */
.card, .person { text-align: center; }
.grid-3, .grid-2, .team { margin-left: auto; margin-right: auto; }
.steps li { text-align: center; }

/* Services: headings and intros centered, lists stay left-aligned for readability */
.service { text-align: center; }
.service .lead { margin-left: auto; margin-right: auto; }
.service .cols { display: block; max-width: 560px; margin: 28px auto 0; }
.service .cols > div { text-align: left; }
.service .cols > div + div { margin-top: 28px; }
.service .cols h3 { text-align: center; }
.service .checklist { display: inline-block; text-align: left; }
.service .cols > div { text-align: center; }
.service .checklist li { text-align: left; }
.service .note { text-align: left; max-width: 560px; margin-left: auto; margin-right: auto; }
@media (max-width: 860px) { .service .cols { gap: 16px; } }

/* Resources list */
.post-list li { text-align: center; }

/* Article: centered header, body stays left-aligned in a centered column */
.prose { margin-left: auto; margin-right: auto; }
.read { margin-left: auto; margin-right: auto; }
article .page-head .byline { text-align: center; }

/* Contact */
.contact-card { max-width: 620px; margin: 0 auto; padding: 36px 32px; }
.contact-card h2 { margin-bottom: 12px; }
.contact-card .muted { margin-bottom: 24px; }
.contact-card .small { margin: 16px 0 0; font-size: 15px; }
.contact-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 40px auto 0; text-align: center; }
.contact-facts dt { font-size: 13px; letter-spacing: .2em; text-transform: uppercase; color: var(--mist); }
.contact-facts dd { margin: 6px 0 0; }
@media (max-width: 700px) { .contact-facts { grid-template-columns: 1fr; gap: 20px; } }

/* Footer */
.site-foot .wrap { flex-direction: column; align-items: center; text-align: center; gap: 16px; }
.site-foot nav { justify-content: center; }

/* Home: team trio */
.center-lead { text-align: center; margin: 14px auto 0; }
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; max-width: 960px; margin: 40px auto 0; text-align: center; }
.trio > div { border-top: 2px solid var(--gold); padding-top: 18px; }
.trio-label { margin: 0 0 6px; font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); }
.trio h3 { margin-bottom: 8px; }
.trio p:last-child { margin: 0; color: var(--mist); font-size: 16px; }
.center-link { text-align: center; margin: 36px 0 0; font-weight: 700; }
@media (max-width: 760px) { .trio { grid-template-columns: 1fr; gap: 28px; max-width: 420px; } }

/* ---------- Services page ---------- */
.jump { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 28px; }
.jump a { text-decoration: none; font-size: 15px; font-weight: 700; padding: 9px 18px; border: 1px solid var(--gold); border-radius: 999px; color: var(--cream); }
.jump a:hover { background: var(--gold); color: var(--navy-900); }
.svc { padding: 72px 0; text-align: center; scroll-margin-top: 72px; }
.svc-alt { background: var(--navy-800); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.svc h2 { max-width: 22em; margin: 0 auto; }
.svc-when { margin: 14px auto 0; max-width: 36em; }
.svc-label { margin: 40px 0 14px; font-size: 13px; letter-spacing: .22em; text-transform: uppercase; color: var(--mist); }
.chips { list-style: none; padding: 0; margin: 0 auto; max-width: 820px; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.chips li { font-size: 15px; line-height: 1.3; padding: 8px 14px; border-radius: 999px; background: rgba(217,160,63,.10); border: 1px solid rgba(217,160,63,.35); color: var(--cream); }
.svc-alt .chips li { background: rgba(15,35,56,.55); }
.svc-trio { margin-top: 8px; }
.svc-trio h4 { margin: 0 0 6px; font-size: 18px; }
.svc-trio p { margin: 0; color: var(--mist); font-size: 16px; }
.svc-note { max-width: 640px; margin: 40px auto 0; text-align: left; }
@media (max-width: 520px) { .svc { padding: 52px 0; } .chips li { font-size: 14px; } }

/* About: four commitments in the gold-rule style */
.trio-4 { grid-template-columns: repeat(4, 1fr); max-width: 1080px; gap: 28px; }
.trio-4 h3 { font-size: 18px; }
@media (max-width: 960px) { .trio-4 { grid-template-columns: repeat(2, 1fr); max-width: 640px; } }
@media (max-width: 560px) { .trio-4 { grid-template-columns: 1fr; max-width: 420px; } }

/* Resources: guide cards */
.guides { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
.guides > .guide-card { flex: 0 1 calc((100% - 40px) / 3); }
@media (max-width: 960px) { .guides { flex-direction: column; align-items: stretch; max-width: 620px; margin: 0 auto; } .guides > .guide-card { flex-basis: auto; } }
.guide-card { display: flex; flex-direction: column; align-items: center; padding: 32px 28px; }
.guide-card h2 { font-size: 21px; line-height: 1.3; margin: 0 0 12px; }
.guide-card .muted { font-size: 16px; flex: 1; }
.guide-card .btn { margin-top: 8px; }
.guide-meta { margin: 0 0 12px; font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); }

/* Guides: comparison table and glossary */
.table-wrap { overflow-x: auto; margin: 0 0 1em; }
.compare { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.5; }
.compare th, .compare td { text-align: left; vertical-align: top; padding: 12px 14px 12px 0; border-bottom: 1px solid var(--line); }
.compare thead th { font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); font-weight: 700; border-bottom: 2px solid var(--gold); }
.compare tbody th { color: var(--cream); font-weight: 700; }
.compare td { color: var(--mist); }
.glossary { margin: 32px 0; }
.glossary > div { padding: 18px 0; border-bottom: 1px solid var(--line); }
.glossary > div:first-child { border-top: 1px solid var(--line); }
.glossary dt { font-weight: 700; color: var(--cream); margin-bottom: 6px; }
.glossary dd { margin: 0; color: var(--mist); }