/* Landerion — cartographic identity: cool paper, spruce ink, survey teal */

:root {
  --paper: #EFF3F1;
  --raised: #FFFFFF;
  --ink: #172621;
  --ink-soft: #44554E;
  --teal: #0E5E52;
  --teal-deep: #0A423B;
  --dark: #0F1D19;
  --dark-ink: #DCE8E3;
  --line: #CBD6D1;
  --line-soft: #DEE6E2;
  --radius: 10px;
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--teal-deep); }

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-soft);
}

.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; padding-top: 14px; padding-bottom: 14px;
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700; font-size: 17px;
  letter-spacing: .14em; color: var(--ink); text-decoration: none;
  font-stretch: 110%;
}
.brand:hover { color: var(--teal-deep); }
.brand svg { display: block; color: var(--teal); }

.site-nav { display: flex; gap: 26px; flex-wrap: wrap; }
.site-nav a {
  font-family: var(--mono); font-size: 13px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-soft); text-decoration: none;
  padding: 4px 0; border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--teal); }
.site-nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--teal); }

/* ---------- Type & shared blocks ---------- */

.eyebrow {
  font-family: var(--mono); font-size: 13px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--teal); margin: 0 0 14px;
}

h1, h2, h3 { font-family: var(--display); line-height: 1.12; margin: 0; }

h1 { font-size: clamp(38px, 6vw, 64px); font-weight: 700; font-stretch: 115%; letter-spacing: -.01em; }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 650; font-stretch: 112%; }
h3 { font-size: 21px; font-weight: 650; font-stretch: 108%; }

.lede { font-size: 19px; color: var(--ink-soft); max-width: 60ch; }

.btn {
  display: inline-block; background: var(--teal); color: #fff;
  font-family: var(--display); font-weight: 600; font-size: 16px; font-stretch: 106%;
  padding: 13px 26px; border-radius: 8px; text-decoration: none;
  transition: background .15s ease, transform .15s ease;
}
.btn:hover { background: var(--teal-deep); color: #fff; transform: translateY(-1px); }

.btn-ghost {
  display: inline-block; color: var(--ink);
  font-family: var(--display); font-weight: 600; font-size: 16px; font-stretch: 106%;
  padding: 13px 26px; border-radius: 8px; text-decoration: none;
  border: 1.5px solid var(--line);
  transition: border-color .15s ease, color .15s ease;
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal-deep); }

section { padding: 84px 0; }

/* ---------- Hero ---------- */

.hero { position: relative; overflow: hidden; padding: 110px 0 120px; }

.hero-contours {
  position: absolute; right: -140px; top: 50%; transform: translateY(-50%);
  width: 640px; height: 640px; color: var(--teal); opacity: .5; pointer-events: none;
}

.hero-inner { position: relative; max-width: 640px; }

.hero h1 { margin-bottom: 20px; }
.hero .lede { margin: 0 0 34px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

.contour-draw path {
  stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: draw 1.6s ease-out forwards;
}
.contour-draw path:nth-child(2) { animation-delay: .15s; }
.contour-draw path:nth-child(3) { animation-delay: .3s; }
.contour-draw path:nth-child(4) { animation-delay: .45s; }
.contour-draw path:nth-child(5) { animation-delay: .6s; }
.contour-draw path:nth-child(6) { animation-delay: .75s; }

@keyframes draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .contour-draw path { animation: none; stroke-dashoffset: 0; }
  .btn:hover { transform: none; }
  .card:hover { transform: none; }
}

/* ---------- Cards ---------- */

.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head p { color: var(--ink-soft); }

.card-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
}

.card {
  background: var(--raised); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 26px 22px;
  display: flex; flex-direction: column; gap: 10px;
  text-decoration: none; color: var(--ink);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover {
  transform: translateY(-3px); border-color: var(--teal);
  box-shadow: 0 10px 28px rgba(14, 94, 82, .1); color: var(--ink);
}
.card p { margin: 0; color: var(--ink-soft); font-size: 15.5px; }

.tag {
  align-self: flex-start; margin-top: 8px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--teal);
  border: 1px solid color-mix(in srgb, var(--teal) 35%, transparent);
  border-radius: 999px; padding: 4px 12px;
}

.card .go { margin-top: auto; font-family: var(--mono); font-size: 13px; color: var(--teal); }

/* ---------- Dark band (open source) ---------- */

.band-dark { background: var(--dark); color: var(--dark-ink); position: relative; overflow: hidden; }
.band-dark .eyebrow { color: #7FBDAF; }
.band-dark h2 { color: #F2F7F5; }
.band-dark p { color: #A9BDB5; }
.band-dark a:not(.btn) { color: #8FD0C1; }
.band-dark .band-contours {
  position: absolute; left: -180px; bottom: -220px; width: 560px; height: 560px;
  color: #35544B; opacity: .55; pointer-events: none;
}
.band-inner { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }
@media (max-width: 800px) { .band-inner { grid-template-columns: 1fr; } }

.repo-card {
  background: #162923; border: 1px solid #2C463E; border-radius: var(--radius);
  padding: 24px; font-family: var(--mono); font-size: 14px; line-height: 1.7;
}
.repo-card .repo-name { color: #F2F7F5; font-weight: 500; font-size: 15px; }
.repo-card .repo-meta { color: #7A948B; font-size: 12.5px; letter-spacing: .04em; }

/* ---------- Service detail blocks ---------- */

.svc {
  display: grid; grid-template-columns: 200px 1fr; gap: 40px;
  padding: 48px 0; border-top: 1px solid var(--line);
  align-items: start;
}
.svc:first-of-type { border-top: 0; }
@media (max-width: 720px) { .svc { grid-template-columns: 1fr; gap: 20px; } }

.svc-art {
  background: var(--raised); border: 1px solid var(--line); border-radius: var(--radius);
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  color: var(--teal);
}
.svc h3 { font-size: 24px; margin-bottom: 10px; }
.svc p { color: var(--ink-soft); max-width: 62ch; }
.svc ul { margin: 14px 0 18px; padding-left: 20px; color: var(--ink-soft); }
.svc li { margin: 5px 0; }
.svc-cta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 6px; }

/* ---------- Prose pages (about, legal) ---------- */

.prose { max-width: 720px; }
.prose h2 { font-size: 24px; margin: 42px 0 12px; }
.prose h2:first-of-type { margin-top: 30px; }
.prose p, .prose li { color: var(--ink-soft); }
.prose ul { padding-left: 22px; }
.updated { font-family: var(--mono); font-size: 13px; color: var(--ink-soft); letter-spacing: .06em; }

.page-head { padding: 72px 0 10px; }
.page-head h1 { font-size: clamp(34px, 5vw, 52px); }

/* ---------- Contact ---------- */

.contact-box {
  background: var(--raised); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 40px; max-width: 640px;
}
.contact-box .email {
  font-family: var(--display); font-weight: 650; font-stretch: 110%;
  font-size: clamp(22px, 3.5vw, 30px); display: inline-block; margin: 8px 0 18px;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--dark); color: #A9BDB5; margin-top: 40px;
  padding: 44px 0 36px; font-size: 14.5px;
}
.site-footer .wrap {
  display: flex; justify-content: space-between; gap: 28px; flex-wrap: wrap;
}
.foot-id { max-width: 420px; }
.foot-brand {
  font-family: var(--display); font-weight: 700; letter-spacing: .14em;
  font-stretch: 110%; color: #F2F7F5; font-size: 15px; margin-bottom: 10px;
  display: inline-flex; align-items: center; gap: 9px;
}
.foot-brand svg { color: #8FD0C1; }
.foot-legal { font-family: var(--mono); font-size: 12.5px; line-height: 1.8; color: #7A948B; }
.site-footer a { color: #8FD0C1; text-decoration: none; }
.site-footer a:hover { color: #C8EAE0; text-decoration: underline; }
.foot-links { display: flex; flex-direction: column; gap: 8px; font-family: var(--mono); font-size: 13px; }
.foot-links span { color: #567065; text-transform: uppercase; letter-spacing: .14em; font-size: 11.5px; margin-bottom: 2px; }

@media (max-width: 640px) {
  section { padding: 60px 0; }
  .hero { padding: 70px 0 80px; }
  .hero-contours { opacity: .25; }
}