:root {
  --paper: #f6f6f3;
  --paper-2: #ececea;
  --ink: #14171b;
  --ink-2: #454b53;
  --ink-3: #636a73;
  --rule: #d9d9d4;
  --rule-2: #c6c6c0;
  --signal: #0d6a72;
  --signal-ink: #ffffff;
  --signal-soft: rgba(13, 106, 114, 0.09);
  --focus: #0d6a72;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --hero-wash: radial-gradient(120% 100% at 15% 0%, rgba(13,106,114,0.10), transparent 60%),
               radial-gradient(90% 80% at 100% 10%, rgba(20,23,27,0.07), transparent 65%);
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0e1013;
    --paper-2: #16191d;
    --ink: #e9eaec;
    --ink-2: #b0b6bd;
    --ink-3: #8d949c;
    --rule: #262a30;
    --rule-2: #343a41;
    --signal: #5fc9cf;
    --signal-ink: #06181a;
    --signal-soft: rgba(95, 201, 207, 0.12);
    --focus: #5fc9cf;
    --hero-wash: radial-gradient(120% 100% at 15% 0%, rgba(95,201,207,0.13), transparent 60%),
                 radial-gradient(90% 80% at 100% 10%, rgba(95,201,207,0.05), transparent 65%);
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--signal); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
img { display: block; }
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0;
}

/* header */
.site-head { border-bottom: 1px solid var(--rule); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 18px; padding-bottom: 18px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 28px; height: 28px; }
.brand span { font-family: var(--mono); font-size: 13px; letter-spacing: 0.10em; text-transform: uppercase; color: var(--ink); }
.head-meta { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; color: var(--ink-3); text-transform: uppercase; }

/* hero */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  background-color: var(--paper);
  background-image: var(--hero-wash);
}
.hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(to right, var(--rule) 1px, transparent 1px),
    linear-gradient(to bottom, var(--rule) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 85%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 85%);
}
.hero .wrap { position: relative; padding-top: 88px; padding-bottom: 88px; }
.hero-inner { max-width: 44ch; }
h1 {
  margin: 20px 0 0;
  font-size: clamp(34px, 5.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.025em;
  font-weight: 600;
}
.lede { margin: 24px 0 0; max-width: 58ch; font-size: clamp(17px, 1.6vw, 19px); color: var(--ink-2); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 20px;
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 120ms ease, background-color 120ms ease, border-color 120ms ease;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--signal); color: var(--signal-ink); }
.btn-primary:hover { background: color-mix(in oklab, var(--signal) 88%, var(--ink)); }
.btn-secondary { border-color: var(--rule-2); color: var(--ink); background: transparent; }
.btn-secondary:hover { border-color: var(--ink-3); background: var(--signal-soft); }
.hero-mark { position: absolute; right: -140px; top: -60px; width: 460px; height: 460px; opacity: 0.06; pointer-events: none; }
.hero-mark circle { fill: none; stroke: var(--ink); stroke-width: 26; }
.hero-mark .spin { transform-origin: 50% 50%; animation: spin 90s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .hero-mark .spin { animation: none; } .btn:hover { transform: none; } }

/* sections */
section { border-bottom: 1px solid var(--rule); }
.sec { padding-top: 76px; padding-bottom: 76px; }
h2 { margin: 14px 0 0; font-size: clamp(24px, 2.6vw, 30px); line-height: 1.2; letter-spacing: -0.015em; font-weight: 600; }
.sec-intro { margin: 16px 0 0; max-width: 56ch; color: var(--ink-2); }

/* products */
.cards { display: grid; gap: 1px; margin-top: 44px; background: var(--rule); border: 1px solid var(--rule); grid-template-columns: repeat(2, 1fr); }
.card { display: flex; flex-direction: column; gap: 14px; padding: 28px 26px 30px; background: var(--paper); text-decoration: none; color: inherit; transition: background-color 140ms ease; }
a.card:hover { background: var(--paper-2); text-decoration: none; }
.card svg { width: 30px; height: 30px; stroke: var(--signal); fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { margin: 0; font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.card .kicker { margin: -8px 0 0; font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); letter-spacing: 0.01em; }
.card p.body { margin: 0; font-size: 15.5px; color: var(--ink-2); }
.card:last-child:nth-child(odd) { grid-column: 1 / -1; }
.card .go { margin-top: auto; font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--signal); }

/* how it works */
.points { list-style: none; margin: 44px 0 0; padding: 0; display: grid; gap: 0; }
.points li { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 22px 0; border-top: 1px solid var(--rule); }
.points li:last-child { border-bottom: 1px solid var(--rule); }
.points .num { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: var(--ink-3); padding-top: 5px; }
.points h3 { margin: 0 0 4px; font-size: 17px; font-weight: 600; }
.points p { margin: 0; color: var(--ink-2); max-width: 62ch; font-size: 16px; }

/* services — deliberately quieter */
.services { background: var(--paper-2); }
.services .sec { padding-top: 56px; padding-bottom: 56px; }
.services h2 { font-size: clamp(20px, 2vw, 23px); color: var(--ink-2); font-weight: 600; }
.services p { margin: 16px 0 0; max-width: 66ch; color: var(--ink-2); font-size: 16px; }
.services .btn { margin-top: 28px; }

/* company */
.company .sec { padding-top: 64px; padding-bottom: 64px; }
.company p { margin: 16px 0 0; max-width: 58ch; font-size: 17px; color: var(--ink-2); }

/* footer */
footer .wrap { display: flex; flex-wrap: wrap; gap: 28px 48px; justify-content: space-between; padding-top: 40px; padding-bottom: 56px; }
.legal { margin: 0; font-family: var(--mono); font-size: 12.5px; line-height: 1.9; color: var(--ink-3); letter-spacing: 0.01em; }
.foot-links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 26px; }
.foot-links a { font-size: 14.5px; color: var(--ink-2); text-decoration: none; }
.foot-links a:hover { color: var(--signal); text-decoration: underline; text-underline-offset: 3px; }

/* header: brand link + language switch */
.brand a { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.head-right { display: flex; align-items: center; gap: 22px; }
.lang { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.lang a, .lang span { display: inline-block; padding: 6px 7px; color: var(--ink-3); text-decoration: none; }
.lang a:hover { color: var(--signal); }
.lang [aria-current] { color: var(--ink); border-bottom: 1px solid var(--signal); }

/* service cards that link to a detail page */
a.card .go { margin-top: auto; }

/* inline link row under a grid */
.more { margin: 22px 0 0; font-size: 15px; color: var(--ink-2); }

/* FAQ */
.faq { margin: 44px 0 0; border-top: 1px solid var(--rule); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 36px 20px 0; position: relative; font-weight: 600; font-size: 17px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 16px; font-family: var(--mono); font-size: 20px; color: var(--signal); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 22px; max-width: 66ch; color: var(--ink-2); font-size: 16px; }

/* breadcrumbs */
.crumbs { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--ink-3); }
.crumbs li + li::before { content: "/"; margin-right: 6px; }
.crumbs a { color: var(--ink-3); text-decoration: none; }
.crumbs a:hover { color: var(--signal); }

/* long-form content on service and case pages */
.prose { max-width: 68ch; }
.prose h2 { margin-top: 48px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin: 28px 0 0; font-size: 18px; font-weight: 600; }
.prose p, .prose li { color: var(--ink-2); font-size: 16.5px; }
.prose p { margin: 14px 0 0; }
.prose ul { margin: 14px 0 0; padding-left: 20px; }
.prose li { margin: 6px 0; }
.prose li::marker { color: var(--signal); }

/* key facts strip on case pages */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; margin: 44px 0 0; background: var(--rule); border: 1px solid var(--rule); }
.facts div { background: var(--paper); padding: 18px 20px; }
.facts dt { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); }
.facts dd { margin: 6px 0 0; font-size: 15.5px; color: var(--ink); }
.facts dt, .facts dd { overflow-wrap: anywhere; }

/* support page */
.support-widget { margin-top: 44px; }

/* 404 */
.notfound .hero .wrap { padding-bottom: 120px; }

@media (max-width: 520px) {
  .head-right { gap: 0; }
  .facts div { padding: 16px 14px; }
  .facts dt { letter-spacing: 0.06em; }
}

@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; }
  .hero .wrap { padding-top: 64px; padding-bottom: 64px; }
  .sec { padding-top: 56px; padding-bottom: 56px; }
  .hero-mark { right: -180px; width: 380px; height: 380px; }
}
@media (max-width: 520px) {
  .wrap { padding: 0 18px; }
  .head-meta { display: none; }
  .points li { grid-template-columns: 1fr; gap: 6px; }
  .cta-row .btn { width: 100%; justify-content: center; }
}