/* ============================================================
   YOUR COMPANY — site styles
   Palette:  ink #10202E · teal #167C74 · mint #DCEAE6
             porcelain #F7F9F9 · graphite #3D4B54 · rule #DAE2E3
   Type:     Archivo (display) · Source Sans 3 (body) · IBM Plex Mono (refs)
   ============================================================ */

:root {
  --ink: #10202E;
  --teal: #167C74;
  --teal-dark: #0F5F59;
  --mint: #DCEAE6;
  --porcelain: #F7F9F9;
  --graphite: #3D4B54;
  --rule: #DAE2E3;
  --white: #FFFFFF;

  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --measure: 1180px;
  --gutter: clamp(20px, 5vw, 64px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 0.5em;
  font-weight: 700;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
h3 { font-size: 1.12rem; letter-spacing: -0.01em; }

p { margin: 0 0 1.1em; }
a { color: var(--teal-dark); }

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- eyebrow label ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 1rem;
  display: block;
}

/* ---------- header ---------- */
.site-header {
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
}

.wordmark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.wordmark .mark {
  width: 22px;
  height: 22px;
  border: 2.5px solid var(--teal);
  border-radius: 50%;
  position: relative;
  flex: none;
}

.wordmark .mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--teal);
  opacity: 0.28;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 32px);
  flex-wrap: wrap;
}

.nav a {
  font-size: 0.94rem;
  text-decoration: none;
  color: var(--graphite);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.nav a:hover { color: var(--ink); border-bottom-color: var(--mint); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--teal); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 3px;
  border: 1.5px solid var(--teal);
  background: var(--teal);
  color: var(--white);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.btn:hover { background: var(--teal-dark); border-color: var(--teal-dark); }

.btn-quiet {
  background: transparent;
  color: var(--teal-dark);
}

.btn-quiet:hover { background: var(--mint); color: var(--ink); border-color: var(--teal-dark); }

/* ---------- sections ---------- */
.section { padding: clamp(56px, 8vw, 104px) 0; }
.section-tint { background: var(--porcelain); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.section-ink { background: var(--ink); color: #C6D3DB; }
.section-ink h2, .section-ink h3 { color: var(--white); }
.section-ink .eyebrow { color: #7FC9BF; }

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  color: var(--graphite);
  max-width: 62ch;
}

/* ---------- hero ---------- */
.hero { padding: clamp(60px, 9vw, 116px) 0 clamp(48px, 7vw, 84px); }

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
}

.hero h1 { max-width: 20ch; }
.hero .lede { max-width: 48ch; }

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

/* spec card — the catalog-row signature */
.spec-card {
  border: 1px solid var(--rule);
  border-top: 3px solid var(--teal);
  background: var(--white);
  padding: 26px 26px 8px;
}

.spec-card h3 {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 500;
  margin-bottom: 16px;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.95rem;
}

.spec-row:last-child { border-bottom: none; }
.spec-row dt { color: var(--graphite); margin: 0; }
.spec-row dd { margin: 0; font-family: var(--mono); font-size: 0.86rem; color: var(--ink); text-align: right; }

/* ---------- grids ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(20px, 3vw, 34px);
  margin-top: 44px;
}

.card {
  background: var(--white);
  border: 1px solid var(--rule);
  padding: 28px;
  border-radius: 3px;
}

.card .ref {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--teal);
  display: block;
  margin-bottom: 12px;
}

.card p:last-child { margin-bottom: 0; }

/* ---------- product catalog list ---------- */
.catalog { margin-top: 44px; border-top: 1px solid var(--rule); }

.catalog-item {
  display: grid;
  grid-template-columns: 130px 1fr 190px;
  gap: clamp(16px, 3vw, 40px);
  padding: 30px 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}

.catalog-item .ref {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--teal);
  letter-spacing: 0.06em;
  padding-top: 4px;
}

.catalog-item h3 { margin-bottom: 8px; }
.catalog-item p { margin-bottom: 0; font-size: 0.96rem; }

.tags { display: flex; flex-direction: column; gap: 8px; padding-top: 4px; }

.tag {
  font-family: var(--mono);
  font-size: 0.67rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--mint);
  padding: 5px 9px;
  border-radius: 2px;
  align-self: start;
}

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
  margin-top: 8px;
}

.field { margin-bottom: 18px; }

label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: 6px;
}

input, textarea, select {
  width: 100%;
  font-family: var(--body);
  font-size: 1rem;
  color: var(--ink);
  padding: 11px 13px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--white);
}

input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
  border-color: var(--teal);
}

textarea { min-height: 130px; resize: vertical; }

.contact-list { list-style: none; padding: 0; margin: 24px 0 0; }
.contact-list li { padding: 14px 0; border-bottom: 1px solid var(--rule); }
.contact-list span {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 3px;
}

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 44px 0;
  font-size: 0.88rem;
  color: var(--graphite);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.site-footer a { color: var(--graphite); text-decoration: none; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }

.fine-print {
  font-size: 0.78rem;
  color: #7A8892;
  max-width: 70ch;
  margin-top: 18px;
}

/* ---------- utilities ---------- */
.stack-tight p { margin-bottom: 0.7em; }
.mt-0 { margin-top: 0; }

a:focus-visible, .btn:focus-visible, button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .catalog-item { grid-template-columns: 1fr; gap: 10px; }
  .tags { flex-direction: row; flex-wrap: wrap; }
  .header-inner { min-height: 64px; padding-top: 10px; padding-bottom: 10px; flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}