/* ========================================
   VAULT — Variation 01
   Editorial automotive · Navy + Bone + Amber
   ======================================== */

:root {
  --ink: #0c1220;          /* near-black navy */
  --ink-2: #131a2d;        /* slightly lighter */
  --ink-3: #1c2440;        /* card surface */
  --bone: #f4efe6;         /* warm off-white */
  --bone-2: #e8e1d3;
  --paper: #fbf8f2;        /* page bg lighter */
  --rule: rgba(12, 18, 32, 0.12);
  --rule-dark: rgba(244, 239, 230, 0.14);
  --muted: #5a6378;
  --muted-dark: #8d9aaf;
  --amber: #d97f2c;        /* signal accent */
  --amber-bright: #f0942f;

  --serif: "Fraunces", "Times New Roman", Georgia, serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  --maxw: 1320px;
  --gutter: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* === Type === */
.display, h1.display {
  font-family: var(--serif);
  font-weight: 350;
  font-style: normal;
  letter-spacing: -0.02em;
  line-height: 0.95;
  font-size: clamp(48px, 8vw, 128px);
  text-wrap: balance;
}
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.05;
  text-wrap: balance;
}
h2 { font-size: clamp(36px, 5vw, 64px); }
h3 { font-size: clamp(24px, 3vw, 36px); }
h4 { font-size: 20px; font-family: var(--sans); font-weight: 600; letter-spacing: -0.005em; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 24px; height: 1px; background: currentColor;
}

p { max-width: 62ch; }
.lede { font-size: 22px; line-height: 1.5; color: var(--muted); max-width: 56ch; }

/* === Layout === */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
section { padding: clamp(72px, 10vw, 140px) 0; }

/* === Nav === */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 248, 242, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  display: flex; align-items: center; gap: 10px;
}
.brand-mark {
  width: 28px; height: 28px;
  background: var(--ink);
  color: var(--amber);
  display: grid; place-items: center;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
}
.nav-links { display: flex; gap: 32px; align-items: center; list-style: none; }
.nav-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav-links a:hover { color: var(--amber); }
.nav-links a.current::after {
  content: ""; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--amber);
}

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--bone);
  transition: all .15s ease;
  cursor: pointer;
}
.btn:hover { background: var(--amber); border-color: var(--amber); color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--bone); }
.btn-light { background: var(--bone); border-color: var(--bone); color: var(--ink); }
.btn-light:hover { background: var(--amber); border-color: var(--amber); }
.btn .arr { display: inline-block; transition: transform .15s ease; }
.btn:hover .arr { transform: translateX(4px); }

/* === Hero === */
.hero {
  background: var(--ink);
  color: var(--bone);
  padding: 0;
  overflow: hidden;
  position: relative;
}
.hero-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 60px var(--gutter) 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
.hero-text { padding: 40px 0 80px; max-width: 980px; }
.hero h1.display {
  color: var(--bone);
  margin: 28px 0 32px;
}
.hero h1 em {
  font-style: italic;
  color: var(--amber);
}
.hero-text .lede { color: var(--muted-dark); max-width: 56ch; margin-bottom: 40px; }
.hero-text .eyebrow { color: var(--amber); }
.hero-img {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  height: clamp(380px, 60vh, 720px);
  background-size: cover;
  background-position: center;
}
.hero-meta {
  background: var(--ink-2);
  border-top: 1px solid var(--rule-dark);
  padding: 24px var(--gutter);
}
.hero-meta-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; gap: clamp(32px, 6vw, 72px); flex-wrap: wrap;
  font-family: var(--mono); font-size: 12px;
  color: var(--muted-dark);
  text-transform: uppercase; letter-spacing: 0.15em;
}
.hero-meta-inner span strong { color: var(--bone); font-weight: 500; }

/* === Stats === */
.stats {
  background: var(--bone);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 64px 0;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat {
  padding: 0 32px;
  border-left: 1px solid var(--rule);
}
.stat:first-child { border-left: none; padding-left: 0; }
.stat-num {
  font-family: var(--serif);
  font-size: clamp(48px, 6vw, 84px);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--ink);
}
.stat-num sup { font-size: 0.4em; color: var(--amber); vertical-align: super; font-weight: 400; }
.stat-label {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-top: 12px;
}

/* === Section header === */
.section-head {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: end;
  margin-bottom: 64px;
}
.section-head .lede { margin: 0; }

/* === Services grid === */
.services {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.service {
  background: var(--paper);
  padding: 48px 40px;
  position: relative;
  transition: background .2s ease;
}
.service:hover { background: var(--bone); }
.service-num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--amber);
  margin-bottom: 32px;
}
.service h3 { margin-bottom: 16px; }
.service p { color: var(--muted); }
.service-link {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 24px;
  font-family: var(--sans); font-size: 14px; font-weight: 500;
  color: var(--ink); text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
}
.service-link:hover { color: var(--amber); border-color: var(--amber); }

/* === Audiences === */
.audiences {
  background: var(--ink);
  color: var(--bone);
}
.audiences .section-head h2 { color: var(--bone); }
.audiences .section-head .lede { color: var(--muted-dark); }
.aud-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}
.aud {
  background: var(--ink-2);
  border: 1px solid var(--rule-dark);
  padding: 32px 24px;
  display: flex; flex-direction: column; gap: 16px;
  min-height: 280px;
  transition: all .2s ease;
}
.aud:hover { border-color: var(--amber); transform: translateY(-2px); }
.aud-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  letter-spacing: 0.15em;
}
.aud h4 { color: var(--bone); font-size: 18px; }
.aud p { color: var(--muted-dark); font-size: 14px; line-height: 1.5; }

/* === Process === */
.process-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.process-img {
  aspect-ratio: 4/5;
  background-size: cover;
  background-position: center;
  position: sticky; top: 100px;
}
.process-steps { display: flex; flex-direction: column; }
.step {
  padding: 32px 0;
  border-top: 1px solid var(--rule);
  display: grid; grid-template-columns: 80px 1fr; gap: 24px;
}
.step:last-child { border-bottom: 1px solid var(--rule); }
.step-num {
  font-family: var(--serif);
  font-size: 36px;
  font-weight: 300;
  color: var(--amber);
  line-height: 1;
}
.step h4 { margin-bottom: 8px; font-size: 22px; font-family: var(--serif); font-weight: 500; }
.step p { color: var(--muted); font-size: 16px; }

/* === Editorial split === */
.editorial {
  background: var(--bone);
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}
.editorial-img {
  min-height: 600px;
  background-size: cover;
  background-position: center;
}
.editorial-text {
  padding: clamp(48px, 6vw, 96px);
  display: flex; flex-direction: column;
  justify-content: center;
}
.editorial-text h2 { margin: 24px 0 32px; }
.editorial-text p { margin-bottom: 20px; color: var(--muted); }
.editorial-text p:last-of-type { margin-bottom: 40px; }

/* === CTA === */
.cta {
  background: var(--ink);
  color: var(--bone);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(217, 127, 44, 0.25), transparent 70%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  display: grid; grid-template-columns: 1fr auto;
  gap: 64px; align-items: end;
}
.cta h2 { color: var(--bone); max-width: 18ch; }
.cta-actions { display: flex; gap: 12px; }

/* === Footer === */
footer {
  background: var(--ink);
  color: var(--bone);
  border-top: 1px solid var(--rule-dark);
  padding: 80px 0 32px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
.foot-brand h4 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 16px;
  color: var(--bone);
}
.foot-brand p { color: var(--muted-dark); font-size: 14px; max-width: 32ch; }
.foot-col h5 {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--amber);
  margin-bottom: 20px;
}
.foot-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.foot-col a { color: var(--muted-dark); text-decoration: none; font-size: 14px; }
.foot-col a:hover { color: var(--bone); }
.foot-bottom {
  border-top: 1px solid var(--rule-dark);
  padding-top: 32px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 12px;
  color: var(--muted-dark);
  text-transform: uppercase; letter-spacing: 0.1em;
}

/* === Page header (subpages) === */
.page-head {
  background: var(--ink);
  color: var(--bone);
  padding: clamp(80px, 12vw, 160px) 0 clamp(64px, 8vw, 120px);
  position: relative;
}
.page-head .eyebrow { color: var(--amber); }
.page-head h1 {
  font-family: var(--serif);
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 350;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--bone);
  margin: 24px 0 32px;
  max-width: 14ch;
}
.page-head .lede { color: var(--muted-dark); max-width: 52ch; }

/* === Prose (long-form) === */
.prose { max-width: 720px; margin: 0 auto; }
.prose p {
  font-size: 19px;
  line-height: 1.65;
  margin-bottom: 24px;
  color: var(--ink);
  max-width: none;
}
.prose p.first-para::first-letter {
  font-family: var(--serif);
  font-size: 6em;
  float: left;
  line-height: 0.85;
  padding: 6px 14px 0 0;
  color: var(--amber);
  font-weight: 300;
}
.prose .pull {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 350;
  line-height: 1.25;
  color: var(--ink);
  border-left: 3px solid var(--amber);
  padding-left: 28px;
  margin: 48px 0;
  letter-spacing: -0.015em;
}

/* === Product cards === */
.product-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.product {
  background: var(--bone);
  display: flex; flex-direction: column;
  overflow: hidden;
  transition: transform .2s ease;
}
.product:hover { transform: translateY(-4px); }
.product-img {
  aspect-ratio: 4/3;
  background: var(--ink);
  background-size: cover;
  background-position: center;
  position: relative;
}
.product-img::after {
  content: attr(data-tag);
  position: absolute; top: 16px; left: 16px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.15em; text-transform: uppercase;
  background: var(--bone); color: var(--ink);
  padding: 6px 10px;
}
.product-body { padding: 28px 24px; }
.product-body h4 { font-family: var(--serif); font-size: 22px; font-weight: 500; margin-bottom: 8px; }
.product-body p { font-size: 15px; color: var(--muted); }
.product-body .price {
  font-family: var(--mono); font-size: 14px; color: var(--ink);
  margin-top: 16px; font-weight: 600;
}

/* === Contact form === */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 80px;
}
.contact-info h3 { font-family: var(--serif); font-weight: 400; margin-bottom: 24px; }
.contact-info p { color: var(--muted); margin-bottom: 32px; }
.contact-detail {
  display: flex; flex-direction: column; gap: 4px;
  padding: 20px 0;
  border-top: 1px solid var(--rule);
}
.contact-detail:last-child { border-bottom: 1px solid var(--rule); }
.contact-detail .lbl {
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.15em; color: var(--muted);
}
.contact-detail .val { font-size: 18px; color: var(--ink); }

form { display: grid; gap: 24px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
label {
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.15em; color: var(--muted);
}
input, select, textarea {
  font-family: var(--sans); font-size: 16px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink);
  padding: 8px 0 12px;
  color: var(--ink);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-bottom-color: var(--amber);
}
textarea { min-height: 100px; resize: vertical; }

/* === Software feature === */
.software-hero {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
  margin-top: 80px;
}
.dashboard {
  background: var(--ink);
  color: var(--bone);
  padding: 28px;
  border: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 13px;
}
.dash-head {
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--rule-dark);
  padding-bottom: 16px; margin-bottom: 20px;
}
.dash-head .ttl { color: var(--bone); font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; font-size: 11px; }
.dash-head .live {
  color: var(--amber); font-size: 10px; text-transform: uppercase; letter-spacing: 0.15em;
  display: flex; align-items: center; gap: 6px;
}
.dash-head .live::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--amber);
  box-shadow: 0 0 12px var(--amber);
}
.dash-row {
  display: grid; grid-template-columns: 60px 1fr 80px 80px;
  gap: 16px; padding: 10px 0;
  border-bottom: 1px solid var(--rule-dark);
  font-size: 12px;
  color: var(--muted-dark);
}
.dash-row.head { color: var(--amber); font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; }
.dash-row .ok { color: #6eaa6e; }
.dash-row .warn { color: var(--amber); }

/* === Feature list === */
.features {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
}
.feature {
  padding: 40px 32px 40px 0;
  border-right: 1px solid var(--rule);
}
.feature:last-child { border-right: none; padding-right: 0; }
.feature .ic {
  width: 40px; height: 40px;
  background: var(--ink); color: var(--amber);
  display: grid; place-items: center;
  font-family: var(--mono); font-weight: 700; font-size: 18px;
  margin-bottom: 24px;
}
.feature h4 { font-family: var(--serif); font-size: 22px; font-weight: 500; margin-bottom: 12px; }
.feature p { font-size: 15px; color: var(--muted); }

/* ===========================
   Product subpage components
   =========================== */

/* Sub-page breadcrumb / category nav */
.subcat-bar {
  background: var(--bone);
  border-bottom: 1px solid var(--rule);
  padding: 18px 0;
  position: sticky; top: 73px; z-index: 40;
}
.subcat-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex; gap: 16px; flex-wrap: wrap; align-items: center;
  font-family: var(--mono); font-size: 12px;
}
.subcat-inner .crumb { color: var(--muted); text-decoration: none; }
.subcat-inner .crumb:hover { color: var(--amber); }
.subcat-inner .sep { color: var(--muted); }
.subcat-inner .cur { color: var(--ink); font-weight: 600; }
.subcat-inner .spacer { flex: 1; }
.subcat-inner a.other {
  color: var(--muted); text-decoration: none;
  padding: 6px 12px; border: 1px solid var(--rule);
  transition: all .15s ease;
}
.subcat-inner a.other:hover { color: var(--ink); border-color: var(--ink); }

/* Category hero (sub-page header) */
.cat-hero {
  background: var(--ink);
  color: var(--bone);
  padding: 0;
  overflow: hidden;
}
.cat-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  min-height: 540px;
}
.cat-hero-text {
  padding: clamp(56px, 7vw, 96px) var(--gutter);
  display: flex; flex-direction: column; justify-content: center;
}
.cat-hero-text .eyebrow { color: var(--amber); margin-bottom: 24px; }
.cat-hero-text h1 {
  font-family: var(--serif);
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 350;
  letter-spacing: -0.02em;
  line-height: 0.95;
  color: var(--bone);
  margin-bottom: 28px;
  max-width: 16ch;
}
.cat-hero-text h1 em { font-style: italic; color: var(--amber); }
.cat-hero-text .lede { color: var(--muted-dark); margin-bottom: 28px; }
.cat-hero-meta {
  display: flex; gap: clamp(20px, 3vw, 48px); flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px;
  color: var(--muted-dark);
  text-transform: uppercase; letter-spacing: 0.15em;
  padding-top: 24px;
  border-top: 1px solid var(--rule-dark);
}
.cat-hero-meta strong { color: var(--bone); font-weight: 500; display: block; margin-top: 4px; }
.cat-hero-img {
  background-size: cover; background-position: center;
  min-height: 380px;
}

/* Detailed product cards (for subpages) */
.detail-list {
  display: flex; flex-direction: column; gap: 0;
}
.detail-row {
  display: grid;
  grid-template-columns: 80px 280px 1fr 200px;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}
.detail-row:first-child { border-top: 1px solid var(--rule); }
.detail-row .pid {
  font-family: var(--mono); font-size: 11px;
  color: var(--amber); letter-spacing: 0.15em; text-transform: uppercase;
  padding-top: 4px;
}
.detail-row h3 {
  font-family: var(--serif); font-weight: 500;
  font-size: 28px; letter-spacing: -0.015em; line-height: 1.05;
  color: var(--ink);
}
.detail-row .summary {
  color: var(--muted); font-size: 15px; line-height: 1.6;
  max-width: 56ch;
}
.detail-row .specs {
  display: flex; flex-direction: column; gap: 6px;
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.1em;
}
.detail-row .specs .spec {
  display: flex; gap: 8px;
}
.detail-row .specs .lbl { color: var(--muted); min-width: 64px; }
.detail-row .specs .val { color: var(--ink); }
.detail-row .ftrs {
  display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px;
}
.detail-row .ftrs .ftr {
  font-family: var(--mono); font-size: 10px;
  background: var(--bone); color: var(--ink);
  padding: 4px 8px;
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* Featured product (one big one + smaller below) */
.featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: clamp(48px, 6vw, 96px) 0;
  border-bottom: 1px solid var(--rule);
}
.featured-img {
  aspect-ratio: 4/3;
  background-size: cover; background-position: center;
}
.featured-text .pid {
  font-family: var(--mono); font-size: 11px;
  color: var(--amber); letter-spacing: 0.15em; text-transform: uppercase;
  margin-bottom: 16px;
}
.featured-text h2 {
  font-family: var(--serif); font-weight: 400; font-size: clamp(36px, 5vw, 56px);
  letter-spacing: -0.02em; line-height: 1.05;
  margin-bottom: 24px;
}
.featured-text p { color: var(--muted); margin-bottom: 24px; font-size: 17px; line-height: 1.65; }
.featured-text .pts {
  list-style: none; padding: 24px 0; margin: 24px 0;
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
  display: flex; flex-direction: column; gap: 12px;
}
.featured-text .pts li {
  display: grid; grid-template-columns: 120px 1fr; gap: 24px;
  font-size: 14px;
}
.featured-text .pts .lbl {
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted);
}
.featured-text .pts .val { color: var(--ink); }

/* Use-case strip */
.usecase {
  background: var(--bone);
  padding: clamp(56px, 7vw, 96px) 0;
}
.usecase-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--rule);
  background: var(--rule);
}
.usecase-card {
  background: var(--paper);
  padding: 32px;
}
.usecase-card .uc-num {
  font-family: var(--serif); font-style: italic;
  font-size: 36px; color: var(--amber); line-height: 1;
  margin-bottom: 16px;
}
.usecase-card h4 { font-family: var(--serif); font-weight: 500; font-size: 22px; margin-bottom: 8px; }
.usecase-card p { font-size: 14px; color: var(--muted); }

/* Category index (overview tiles) */
.cat-index {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.cat-tile {
  background: var(--paper);
  padding: 0;
  position: relative;
  display: grid; grid-template-rows: 280px auto;
  transition: background .2s ease;
  text-decoration: none;
  color: inherit;
}
.cat-tile:hover { background: var(--bone); }
.cat-tile-img {
  background-size: cover; background-position: center;
  position: relative;
}
.cat-tile-img::after {
  content: attr(data-tag);
  position: absolute; top: 16px; left: 16px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.15em; text-transform: uppercase;
  background: var(--paper); color: var(--ink);
  padding: 6px 10px;
}
.cat-tile-body {
  padding: 40px;
  display: flex; flex-direction: column; gap: 12px;
  position: relative;
}
.cat-tile-body .num {
  font-family: var(--serif); font-size: 64px; font-weight: 300;
  color: var(--amber); line-height: 0.9; letter-spacing: -0.03em;
  position: absolute; top: 32px; right: 32px;
  opacity: 0.5;
}
.cat-tile-body h3 {
  font-family: var(--serif); font-weight: 500;
  font-size: 32px; letter-spacing: -0.015em;
  padding-right: 100px;
}
.cat-tile-body p { color: var(--muted); font-size: 15px; max-width: 48ch; }
.cat-tile-body .count {
  font-family: var(--mono); font-size: 11px;
  color: var(--muted); text-transform: uppercase; letter-spacing: 0.15em;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between;
}
.cat-tile-body .count .arr {
  color: var(--ink); transition: transform .15s ease;
}
.cat-tile:hover .arr { transform: translateX(4px); color: var(--amber); }

@media (max-width: 1024px) {
  .cat-hero-grid { grid-template-columns: 1fr; }
  .cat-hero-img { min-height: 280px; order: -1; }
  .detail-row { grid-template-columns: 60px 1fr; gap: 16px; }
  .detail-row .summary, .detail-row .specs { grid-column: 2; }
  .detail-row h3 { grid-column: 2; }
  .featured { grid-template-columns: 1fr; gap: 32px; }
  .featured-img { aspect-ratio: 16/10; }
  .usecase-grid { grid-template-columns: 1fr; }
  .cat-index { grid-template-columns: 1fr; }
  .subcat-inner { font-size: 11px; gap: 8px; }
  .subcat-inner .spacer { display: none; }
  .subcat-inner a.other { font-size: 10px; padding: 4px 8px; }
}

/* === Responsive === */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 0; }
  .stat { padding: 0 20px; border-left: 1px solid var(--rule); }
  .stat:nth-child(odd) { border-left: none; padding-left: 0; }
  .services { grid-template-columns: 1fr; }
  .aud-grid { grid-template-columns: repeat(2, 1fr); }
  .editorial { grid-template-columns: 1fr; }
  .editorial-img { min-height: 360px; }
  .process-grid { grid-template-columns: 1fr; gap: 48px; }
  .process-img { position: relative; top: 0; aspect-ratio: 16/10; }
  .software-hero { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .features { grid-template-columns: 1fr; }
  .feature { border-right: none; border-bottom: 1px solid var(--rule); padding: 32px 0; }
  .feature:last-child { border-bottom: none; }
  .section-head { grid-template-columns: 1fr; gap: 24px; }
  .cta-inner { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .nav-links { gap: 20px; }
  .nav-links a { font-size: 13px; }
}
@media (max-width: 640px) {
  .aud-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat { border-left: none !important; padding-left: 0 !important; padding-bottom: 24px; border-bottom: 1px solid var(--rule); }
  .nav-links { display: none; }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-bottom { flex-direction: column; gap: 16px; text-align: center; }
}