@import url("https://fonts.googleapis.com/css2?family=Figtree:wght@400;500;600&family=Instrument+Serif:ital@0;1&display=swap");

:root {
  --bg: #f2efe6;
  --fg: #191816;
  --surface: #e7e2d6;
  --muted: #6f6b62;
  --subtle: #8a857a;
  --accent: #2c453c;
  --accent-fg: #f2efe6;
  --border: color-mix(in oklab, #191816 12%, transparent);
  --font-sans: "Figtree", system-ui, sans-serif;
  --font-display: "Instrument Serif", Georgia, serif;
  --max: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, a.btn { cursor: pointer; }

.wrap { width: min(var(--max), 100%); margin: 0 auto; padding: 0 20px; }
@media (min-width: 640px) { .wrap { padding: 0 32px; } }

header {
  position: sticky; top: 0; z-index: 40;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.nav {
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.logo {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
}
.logo svg { width: 16px; height: 16px; }
.nav-links { display: none; gap: 28px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--muted); }
.nav-links a:hover, .nav-links a.active { color: var(--fg); }
.menu-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border: 0; background: transparent; color: var(--fg);
}
.mobile-nav {
  display: none; flex-direction: column; gap: 4px;
  padding: 8px 20px 20px; border-top: 1px solid var(--border);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  min-height: 44px; display: flex; align-items: center;
  font-family: var(--font-display); font-size: 24px;
}
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .menu-btn { display: none; }
  .mobile-nav { display: none !important; }
}

main { flex: 1; }
.hero { padding: 64px 0 80px; }
@media (min-width: 640px) { .hero { padding: 96px 0 112px; } }
.eyebrow { font-size: 14px; font-weight: 500; color: var(--muted); letter-spacing: 0.02em; }
h1, .display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  font-size: clamp(2.75rem, 1.2rem + 6.4vw, 5.25rem);
  text-wrap: balance;
  margin-top: 12px;
}
h2, .title {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-size: clamp(1.75rem, 1.15rem + 2.2vw, 2.85rem);
  text-wrap: balance;
}
h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 400; }
.lede {
  margin-top: 20px; max-width: 36rem;
  font-size: clamp(1.125rem, 1rem + 0.6vw, 1.35rem);
  color: var(--muted); text-wrap: pretty;
}
.muted { color: var(--muted); }
.subtle { color: var(--subtle); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 20px; border-radius: 12px;
  font-size: 14px; font-weight: 600; border: 0;
  transition: transform .15s ease, opacity .15s ease, box-shadow .15s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--accent); color: var(--accent-fg); }
.btn-primary:hover { opacity: 0.92; }
.btn-outline {
  background: transparent; color: var(--fg);
  box-shadow: 0 0 0 1px color-mix(in oklab, var(--fg) 12%, transparent);
}
.btn-outline:hover { background: var(--surface); }

.section { border-top: 1px solid var(--border); padding: 64px 0; }
@media (min-width: 640px) { .section { padding: 80px 0; } }
.section-head {
  display: flex; align-items: end; justify-content: space-between; gap: 16px;
  margin-bottom: 40px;
}

.grid-2 {
  display: grid; gap: 32px;
}
@media (min-width: 640px) { .grid-2 { grid-template-columns: 1fr 1fr; gap: 40px; } }

.card-art {
  background: var(--surface); border-radius: 24px; padding: 12px;
  transition: box-shadow .2s ease;
}
a:hover .card-art {
  box-shadow: 0 0 0 1px color-mix(in oklab, var(--fg) 14%, transparent);
}
.cover {
  aspect-ratio: 4/3; border-radius: 12px; overflow: hidden;
  position: relative; background: var(--surface);
}
.cover.wide { aspect-ratio: 16/9; }
.meta-row {
  margin-top: 16px; display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
}

.list-rows { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.list-rows a, .list-rows .row {
  display: flex; flex-direction: column; gap: 4px;
  padding: 16px 0; border-bottom: 1px solid var(--border);
  min-height: 56px;
}
.list-rows a:last-child, .list-rows .row:last-child { border-bottom: 0; }
@media (min-width: 640px) {
  .list-rows a, .list-rows .row {
    flex-direction: row; align-items: baseline; justify-content: space-between; gap: 24px;
  }
}
.list-rows a:hover { color: var(--accent); }

.steps { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.step {
  display: grid; gap: 12px; padding: 40px 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: 0; }
@media (min-width: 640px) {
  .step { grid-template-columns: 6rem 1fr 1.4fr; gap: 32px; }
}
.step-n { font-family: var(--font-display); font-size: 1.5rem; color: var(--subtle); }

.prose { max-width: 42rem; }
.prose p { margin-top: 20px; color: color-mix(in oklab, var(--fg) 90%, transparent); }
.back {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; font-size: 14px; font-weight: 500; color: var(--muted);
}
.back:hover { color: var(--fg); }

form { display: flex; flex-direction: column; gap: 20px; }
label { display: flex; flex-direction: column; gap: 8px; font-size: 14px; font-weight: 500; }
label span.opt { font-weight: 400; color: var(--subtle); margin-left: 8px; }
input, textarea {
  width: 100%; min-height: 44px; padding: 12px 14px;
  border-radius: 12px; border: 0; background: var(--bg); color: var(--fg);
  font: inherit; box-shadow: 0 0 0 1px color-mix(in oklab, var(--fg) 12%, transparent);
}
textarea { min-height: 140px; resize: vertical; }
input:focus, textarea:focus {
  outline: 2px solid var(--accent); outline-offset: 1px;
}
.form-msg {
  display: none; padding: 24px; border-radius: 24px; background: var(--surface);
}
.form-msg.show { display: block; }

footer {
  margin-top: auto; border-top: 1px solid var(--border);
  padding: 48px 0;
}
.foot-grid {
  display: grid; gap: 32px;
}
@media (min-width: 640px) { .foot-grid { grid-template-columns: 1.2fr 1fr 1fr; } }
.foot-grid h4 { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.foot-grid p, .foot-grid a { font-size: 14px; color: var(--muted); }
.foot-grid a { display: inline-flex; min-height: 36px; align-items: center; }
.foot-grid a:hover { color: var(--fg); }
.foot-bottom {
  margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 8px;
  font-size: 13px; color: var(--subtle);
}
@media (min-width: 640px) {
  .foot-bottom { flex-direction: row; justify-content: space-between; }
}

/* Project cover arts */
.art { position: absolute; inset: 0; }
.art-keel .hull1 { position:absolute; left:8%; right:8%; bottom:18%; height:42%; border-radius:100% 100% 0 0; background:var(--accent); }
.art-keel .hull2 { position:absolute; left:18%; right:18%; bottom:18%; height:28%; border-radius:100% 100% 0 0; background:color-mix(in oklab, var(--fg) 80%, transparent); }
.art-keel .hull3 { position:absolute; left:30%; right:30%; bottom:18%; height:14%; border-radius:100% 100% 0 0; background:var(--bg); }
.art-keel .line { position:absolute; left:0; right:0; top:33%; height:1px; background:color-mix(in oklab, var(--fg) 20%, transparent); }
.art-hearth { display:flex; align-items:center; justify-content:center; }
.art-hearth .r1,.art-hearth .r2,.art-hearth .r3,.art-hearth .r4 { position:absolute; border-radius:50%; }
.art-hearth .r1 { width:78%; height:78%; border:1px solid color-mix(in oklab, var(--fg) 15%, transparent); }
.art-hearth .r2 { width:56%; height:56%; border:1px solid color-mix(in oklab, var(--fg) 25%, transparent); }
.art-hearth .r3 { width:34%; height:34%; background:var(--accent); }
.art-hearth .r4 { width:12%; height:12%; background:var(--bg); }
.art-lumen { display:grid; grid-template-columns:repeat(6,1fr); grid-template-rows:repeat(4,1fr); gap:2px; padding:24px; }
.art-lumen i { background:color-mix(in oklab, var(--fg) 8%, transparent); border-radius:4px; }
.art-lumen i.on { background:var(--accent); }
.art-lumen i.mid { background:color-mix(in oklab, var(--accent) 70%, transparent); }
.art-lumen i.dim { background:color-mix(in oklab, var(--fg) 40%, transparent); }
.art-atlas { display:flex; align-items:center; justify-content:center; }
.art-atlas .c { position:absolute; border-radius:50%; border:1px solid color-mix(in oklab, var(--fg) 15%, transparent); }
.art-atlas .c1 { width:90%; height:90%; }
.art-atlas .c2 { width:70%; height:70%; border-color:color-mix(in oklab, var(--fg) 20%, transparent); }
.art-atlas .c3 { width:50%; height:50%; border-color:color-mix(in oklab, var(--accent) 80%, transparent); }
.art-atlas .c4 { width:30%; height:30%; border-color:color-mix(in oklab, var(--fg) 40%, transparent); }
.art-atlas .dot { position:absolute; width:10px; height:10px; border-radius:50%; background:var(--accent); left:58%; top:38%; }
.art-quiet { display:flex; align-items:end; justify-content:center; gap:10px; padding:0 40px 18%; height:100%; }
.art-quiet b { flex:1; border-radius:4px; background:color-mix(in oklab, var(--fg) 15%, transparent); }
.art-quiet b.on { background:var(--accent); }
.art-folio { display:flex; align-items:center; justify-content:center; }
.art-folio .p1,.art-folio .p2,.art-folio .p3 { position:absolute; width:42%; height:70%; border-radius:12px; }
.art-folio .p1 { background:color-mix(in oklab, var(--fg) 10%, transparent); transform:translate(24px,12px); }
.art-folio .p2 { background:color-mix(in oklab, var(--fg) 20%, transparent); transform:translate(12px,6px); }
.art-folio .p3 {
  background:var(--bg); box-shadow:0 0 0 1px color-mix(in oklab, var(--fg) 8%, transparent);
  display:flex; flex-direction:column; gap:8px; padding:16px;
}
.art-folio .p3 span { height:6px; border-radius:4px; background:color-mix(in oklab, var(--fg) 12%, transparent); }
.art-folio .p3 span.a { width:66%; background:var(--accent); height:8px; }

/* Northline service-site additions */
.service-card{padding:28px;border:1px solid var(--border);border-radius:20px;background:rgba(231,226,214,.45);min-height:210px}
.service-card h3{margin-top:34px}
.service-card p{margin-top:10px;max-width:34rem}
.service-no{font-size:13px;color:var(--subtle);font-weight:600}
.split-feature{display:grid;gap:40px}
@media(min-width:768px){.split-feature{grid-template-columns:1fr 1fr;align-items:start}}
.cta-band{display:flex;flex-direction:column;gap:28px;align-items:flex-start}
@media(min-width:640px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between}}
.page-intro{padding-top:64px;padding-bottom:80px}
@media(min-width:640px){.page-intro{padding-top:88px;padding-bottom:104px}}
.section-mini{margin-top:72px;padding-top:56px;border-top:1px solid var(--border);max-width:48rem}
.compact{margin-top:24px;gap:24px}
.service-list{margin-top:64px;border-top:1px solid var(--border)}
.service-row{display:grid;grid-template-columns:42px 1fr;gap:18px;padding:28px 0;border-bottom:1px solid var(--border)}
.service-row>span{font-size:13px;color:var(--subtle);font-weight:600}
.service-row h2{font-size:clamp(1.45rem,1.2rem + .8vw,2rem)}
.service-row p{margin-top:8px;max-width:44rem}
.service-row strong{grid-column:2;color:var(--subtle);font-size:13px;font-weight:500}
@media(min-width:700px){.service-row{grid-template-columns:60px 1fr auto;align-items:center;gap:28px}.service-row strong{grid-column:auto}}
.contact-grid{padding-top:64px;padding-bottom:80px;display:grid;gap:48px}
@media(min-width:900px){.contact-grid{grid-template-columns:1fr 1fr;align-items:start;padding-top:88px;padding-bottom:104px}}
.contact-details{margin-top:40px;display:grid;gap:20px;font-size:14px}
.contact-details dt{font-weight:600}
.contact-details dd{margin-top:4px;color:var(--muted)}
.contact-card{background:var(--surface);border-radius:24px;padding:28px}
.contact-card ul{margin-top:24px;padding-left:20px;color:var(--fg)}
.contact-card li{padding:7px 0}
@media(min-width:640px){.contact-card{padding:36px}}


/* Developer credit */
.developer-credit {
  background: var(--accent);
  color: var(--accent-fg);
}
.developer-credit .eyebrow { color: color-mix(in oklab, var(--accent-fg) 72%, transparent); }
.developer-credit h2 {
  margin-top: 12px;
  max-width: 18ch;
  font-size: clamp(3rem, 1.8rem + 7vw, 7rem);
  line-height: .98;
  letter-spacing: -.04em;
}
.developer-credit h2 span { font-style: italic; }
.developer-credit .lede { color: color-mix(in oklab, var(--accent-fg) 75%, transparent); }