/* ============================================================
   Exciton v3 — Data-center-infrastructure-first
   ============================================================ */

:root {
  --ink: #0b1220;
  --ink-2: #1c2942;
  --muted: #54607a;
  --muted-2: #8a94ad;
  --line: #e6e9f0;
  --bg: #ffffff;
  --bg-2: #f6f8fc;
  --bg-3: #eef2f9;
  --accent: #1f3a8a;
  --accent-2: #2855d6;
  --accent-soft: #e7eefb;
  --gold: #b89260;
  --ok: #1f8a4c;
  --max: 1240px;
  --radius: 4px;
  --radius-lg: 12px;
  --shadow: 0 6px 28px rgba(11, 18, 32, 0.07);
  --shadow-lg: 0 20px 48px rgba(11, 18, 32, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; display: block; }
picture { display: block; }

/* ---------- Layout ---------- */
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }
section + section { border-top: 1px solid var(--line); }

h1, h2, h3, h4 {
  font-family: "Georgia", "Times New Roman", "Noto Serif", serif;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  font-weight: 600;
}
h1 { font-size: clamp(36px, 5.4vw, 68px); line-height: 1.04; letter-spacing: -0.02em; }
h2 { font-size: clamp(30px, 3.6vw, 46px); line-height: 1.12; }
h3 { font-size: 22px; line-height: 1.3; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif; font-weight: 600; }
h4 { font-size: 17px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: var(--accent);
  font-weight: 700;
  margin: 0 0 18px;
}
p { margin: 0 0 14px; color: var(--ink-2); }
.lead { font-size: 21px; color: var(--ink-2); max-width: 60ch; }
.lead.big { font-size: 24px; max-width: 56ch; }
.muted { color: var(--muted); }

/* ---------- Positioning statement section ---------- */
.positioning-section {
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding: 80px 0;
}
.positioning-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.positioning-text h2 { margin-bottom: 18px; }
.positioning-text .lead { margin: 0; }
.positioning-pillars {
  display: grid;
  gap: 28px;
}
.pillar {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  align-items: start;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.pillar:last-child { border-bottom: 0; padding-bottom: 0; }
.pillar strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--accent);
  padding-top: 2px;
}
.pillar span {
  color: var(--ink-2);
  font-size: 15.5px;
  line-height: 1.55;
}
@media (max-width: 980px) {
  .positioning-inner { grid-template-columns: 1fr; gap: 40px; }
  .pillar { grid-template-columns: 90px 1fr; }
}
@media (max-width: 640px) {
  .pillar { grid-template-columns: 1fr; gap: 6px; }
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max);
  margin: 0 auto;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
  font-size: 18px;
}
.logo:hover { text-decoration: none; }
.logo svg { height: 24px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}
.nav-links a {
  color: var(--ink-2);
  font-size: 15.5px;
  font-weight: 500;
  position: relative;
}
.nav-links a:hover { color: var(--accent); text-decoration: none; }
.nav-links a[aria-current="page"] { color: var(--accent); }
.lang {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  font-size: 13px;
  font-weight: 600;
}
.lang a { padding: 6px 12px; color: var(--muted); }
.lang a.active { background: var(--ink); color: #fff; }
.lang a:hover { text-decoration: none; }
.nav-cta {
  background: var(--ink);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600 !important;
  transition: background .15s ease;
}
.nav-cta:hover { background: var(--accent); text-decoration: none; }
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
  color: var(--ink);
}

/* Dropdown for Solutions */
.has-dropdown { position: relative; }
.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 14px;
  min-width: 360px;
  z-index: 60;
}
/* Invisible bridge above the dropdown fills the gap so hover never breaks */
.dropdown::before {
  content: '';
  position: absolute;
  top: -14px;
  left: 0;
  right: 0;
  height: 14px;
}
/* CSS hover kept as fallback; JS adds .is-open for reliable behaviour */
.has-dropdown:hover > .dropdown,
.has-dropdown:focus-within > .dropdown,
.has-dropdown.is-open > .dropdown { display: block; }
.dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
}
.dropdown a:hover { background: var(--bg-2); text-decoration: none; color: var(--accent); }
.dropdown a small { display: block; color: var(--muted); font-size: 13px; font-weight: 400; margin-top: 2px; }

/* ---------- Buttons ---------- */
.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, background .15s ease, border-color .15s ease;
  text-decoration: none;
}
.button.primary { background: var(--ink); color: #fff; }
.button.primary:hover { background: var(--accent); text-decoration: none; }
.button.secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.button.secondary:hover { background: var(--ink); color: #fff; text-decoration: none; }
.button.light { background: #fff; color: var(--ink); border-color: rgba(255,255,255,.4); }
.button.light:hover { background: var(--accent-soft); color: var(--accent); text-decoration: none; }
.button.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.button.ghost:hover { background: rgba(255,255,255,.1); color: #fff; text-decoration: none; }
.button .arrow { transition: transform .15s ease; }
.button:hover .arrow { transform: translateX(2px); }

/* ---------- HERO (full-bleed image variant) ---------- */
.hero {
  position: relative;
  color: #fff;
  background: var(--ink);
  overflow: hidden;
  padding: 0;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.55;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11,18,32,0.85) 0%, rgba(11,18,32,0.65) 50%, rgba(31,58,138,0.55) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 120px 24px 100px;
}
.hero-inner h1 { color: #fff; margin-bottom: 24px; max-width: 18ch; }
.hero-inner .eyebrow { color: #b9c4e0; }
.hero-inner .lead { color: #cfd6e8; max-width: 56ch; font-size: 22px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Solution-page hero (slimmer) */
.hero.compact .hero-inner { padding: 84px 24px 72px; }
.hero.compact h1 { font-size: clamp(32px, 4.4vw, 52px); }

/* ---------- Hero metric strip ---------- */
.metric-strip {
  position: relative;
  z-index: 2;
  margin-top: -52px;
  margin-bottom: 0;
}
.metric-strip-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.metric {
  padding: 28px 28px;
  border-right: 1px solid var(--line);
}
.metric:last-child { border-right: 0; }
.metric .num {
  font-family: Georgia, serif;
  font-size: 46px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.metric .label {
  color: var(--ink-2);
  font-size: 15.5px;
  line-height: 1.45;
}

/* ---------- Sections ---------- */
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.wide { max-width: 900px; }
.split-head {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  margin-bottom: 56px;
  align-items: end;
}

/* ---------- Delivery models (homepage) ---------- */
.delivery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.delivery-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  display: flex;
  flex-direction: column;
  text-decoration: none !important;
  color: var(--ink);
}
.delivery-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--ink);
}
.delivery-card .ph {
  background: var(--ink);
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
}
.delivery-card .ph img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.9;
}
.delivery-card .body {
  padding: 22px 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.delivery-card .body h3 { margin-bottom: 8px; font-size: 19px; }
.delivery-card .body p { color: var(--muted); font-size: 14.5px; margin: 0 0 16px; flex: 1; }
.delivery-card .body .arrow-link {
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
}

/* ---------- Card grids (existing) ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cards.two { grid-template-columns: repeat(2, 1fr); }
.cards.four { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover { border-color: var(--ink); transform: translateY(-2px); }
.card .num {
  display: inline-block;
  font-family: Georgia, serif;
  font-size: 14px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.card h3 { margin-bottom: 10px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.card ul { margin: 12px 0 0; padding-left: 18px; color: var(--muted); font-size: 15px; }
.card ul li { margin-bottom: 4px; }

/* ---------- Bundles (use case grid) ---------- */
.bundles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.bundle {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
  display: flex;
  flex-direction: column;
  text-decoration: none !important;
  color: var(--ink);
}
.bundle:hover {
  border-color: var(--ink);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.bundle .tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 16px;
  align-self: flex-start;
}
.bundle h3 { margin-bottom: 10px; font-size: 21px; }
.bundle p { color: var(--muted); font-size: 16px; margin: 0 0 14px; flex: 1; }
.bundle .components { font-size: 14px; color: var(--ink-2); border-top: 1px solid var(--line); padding-top: 12px; }
.bundle .components strong { font-weight: 600; }

/* ---------- Product tiers ---------- */
.tier {
  margin-bottom: 56px;
}
.tier-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.tier-head h2 { margin: 0; font-size: 28px; }
.tier-head .tier-tag {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}
.tier-head .tier-note { color: var(--muted); font-size: 14.5px; margin-left: auto; }

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color .15s ease, background .15s ease;
}
.product-card:hover { border-color: var(--accent); }
.product-card .num {
  font-family: Georgia, serif;
  color: var(--accent);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  display: block;
  text-transform: uppercase;
}
.product-card h3 { margin: 0 0 10px; font-size: 18px; }
.product-card p { margin: 0 0 10px; color: var(--muted); font-size: 14.5px; }
.product-card .models { font-size: 12.5px; color: var(--ink-2); font-family: ui-monospace, "SF Mono", Menlo, monospace; line-height: 1.5; }

.compact-products { /* compact servers/storage tier */
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.compact-products .product-card { padding: 18px 20px; }
.compact-products .product-card h3 { font-size: 16px; }

/* ---------- Solution page layout ---------- */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 24px 0 40px;
}
.spec {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 22px;
}
.spec .num {
  font-family: Georgia, serif;
  font-size: 28px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.spec .label { color: var(--ink-2); font-size: 13.5px; line-height: 1.4; }

.solution-image {
  margin: 0 0 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
}
.solution-image img {
  width: 100%;
  height: auto;
  display: block;
}
.solution-image figcaption {
  padding: 14px 22px;
  font-size: 13.5px;
  color: var(--muted);
  background: var(--bg-2);
  border-top: 1px solid var(--line);
}

.two-col {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
}
.two-col.even { grid-template-columns: 1fr 1fr; }
.two-col .col h3 { margin-top: 0; }
.two-col ul { padding-left: 22px; color: var(--ink-2); }
.two-col ul li { margin-bottom: 8px; line-height: 1.55; }
.two-col ol { padding-left: 22px; color: var(--ink-2); }
.two-col ol li { margin-bottom: 10px; }

.tender-box {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 24px 28px;
  margin: 24px 0;
}
.tender-box h4 {
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin: 0 0 12px;
  font-weight: 700;
}
.tender-box ul { margin: 0; padding-left: 18px; }
.tender-box li {
  font-style: italic;
  color: var(--ink-2);
  margin-bottom: 6px;
  font-size: 14.5px;
}

/* ---------- Services / Process ---------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.service-block {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.service-block h3 { margin-bottom: 18px; font-size: 22px; }
.service-block ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.service-block ol li {
  counter-increment: step;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 15.5px;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 8px;
}
.service-block ol li:first-child { border-top: 0; }
.service-block ol li::before {
  content: counter(step, decimal-leading-zero);
  color: var(--accent);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  counter-reset: t;
}
.timeline li {
  counter-increment: t;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
}
.timeline li::before {
  content: "0" counter(t);
  display: block;
  font-family: Georgia, serif;
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.06em;
}
.timeline li strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  color: var(--ink);
}
.timeline li span { color: var(--muted); font-size: 15.5px; }

/* ---------- Partners ---------- */
.partners-section { background: var(--bg-2); border-top: 1px solid var(--line); }
.partner-row {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 20px;
}
.partner-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.partner-card.featured { border-color: var(--ink); }
.partner-card h3 { font-size: 22px; }
.partner-card p { color: var(--muted); font-size: 15px; margin: 0; }
.partner-tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* ---------- Why prefab ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.why-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
  text-align: left;
}
.why-card .icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 10px;
  margin-bottom: 16px;
}
.why-card h3 { font-size: 18px; margin-bottom: 8px; }
.why-card p { color: var(--muted); font-size: 14.5px; margin: 0; }

/* ---------- Certifications ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.cert-image {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  justify-content: center;
}
.cert-image img {
  max-width: 320px;
  height: auto;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.cert-list {
  display: grid;
  gap: 16px;
}
.cert-list .cert-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}
.cert-list .cert-item:first-child { border-top: 0; padding-top: 0; }
.cert-list .cert-item strong {
  font-family: Georgia, serif;
  font-size: 18px;
  color: var(--accent);
  font-weight: 600;
}
.cert-list .cert-item p { margin: 0; font-size: 14.5px; color: var(--muted); }
.cert-list .cert-item p strong { color: var(--ink); font-family: inherit; font-size: 14.5px; }

/* ---------- AI-readable section ---------- */
.ai-section {
  background: var(--ink);
  color: #fff;
  border-top: 0 !important;
}
.ai-section h2 { color: #fff; }
.ai-section .eyebrow { color: #b9c4e0; }
.ai-section p { color: #cfd6e8; }
.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
}
.ai-list { display: grid; gap: 12px; }
.ai-list .qa {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}
.ai-list .qa strong { display: block; color: #fff; margin-bottom: 4px; font-size: 15px; }
.ai-list .qa span { color: #cfd6e8; font-size: 14.5px; }

/* ---------- CTA strip ---------- */
.cta-strip {
  background: linear-gradient(135deg, var(--ink) 0%, var(--accent) 100%);
  color: #fff;
  border-top: 0 !important;
  padding: 64px 0;
}
.cta-strip .container {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: center;
}
.cta-strip h2 { color: #fff; margin: 0; }
.cta-strip p { color: #cfd6e8; margin: 12px 0 0; max-width: 56ch; }
.cta-strip .actions { display: flex; gap: 12px; justify-content: flex-end; flex-wrap: wrap; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: start;
}
.contact-form {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: grid;
  gap: 14px;
}
.contact-form label {
  display: grid;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  font-size: 16px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  width: 100%;
}
.contact-form textarea { resize: vertical; min-height: 110px; }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}
.contact-form .button { justify-self: start; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.contact-info dl { display: grid; gap: 22px; margin: 0; }
.contact-info dt {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 4px;
}
.contact-info dd { margin: 0; color: var(--ink); font-size: 16px; }
.contact-info dd a { color: var(--ink); }

/* ---------- DC Split section ---------- */
.dc-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.dc-half {
  padding: 80px 64px;
}
.dc-inside {
  background: var(--ink);
  border-right: 1px solid rgba(255,255,255,0.07);
}
.dc-outside {
  background: var(--bg-2);
}
.dc-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.dc-inside .dc-label {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.6);
}
.dc-outside .dc-label {
  background: var(--accent-soft);
  color: var(--accent);
}
.dc-inside h2 {
  color: #fff;
  font-size: clamp(26px, 2.8vw, 40px);
  margin-bottom: 10px;
}
.dc-outside h2 {
  color: var(--ink);
  font-size: clamp(26px, 2.8vw, 40px);
  margin-bottom: 10px;
}
.dc-sub {
  font-size: 17px;
  margin-bottom: 36px;
}
.dc-inside .dc-sub { color: rgba(255,255,255,0.55); }
.dc-outside .dc-sub { color: var(--muted); }

.dc-services {
  list-style: none;
  padding: 0;
  margin: 0 0 36px;
}
.dc-services li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 14px;
  padding: 16px 0;
  align-items: start;
}
.dc-inside .dc-services li {
  border-top: 1px solid rgba(255,255,255,0.08);
}
.dc-outside .dc-services li {
  border-top: 1px solid var(--line);
}
.dc-services li:first-child { border-top: 0; }
.dc-num {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding-top: 4px;
}
.dc-inside .dc-num { color: rgba(255,255,255,0.3); }
.dc-outside .dc-num { color: var(--muted-2); }
.dc-services li div { display: grid; gap: 4px; }
.dc-services li strong {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}
.dc-inside .dc-services li strong { color: #fff; }
.dc-outside .dc-services li strong { color: var(--ink); }
.dc-services li span {
  font-size: 15px;
  line-height: 1.55;
}
.dc-inside .dc-services li span { color: rgba(255,255,255,0.5); }
.dc-outside .dc-services li span { color: var(--muted); }

.dc-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
}
.dc-inside .dc-cta { color: rgba(255,255,255,0.7); border-bottom: 1px solid rgba(255,255,255,0.2); padding-bottom: 2px; }
.dc-inside .dc-cta:hover { color: #fff; border-bottom-color: #fff; text-decoration: none; }
.dc-outside .dc-cta { color: var(--accent); border-bottom: 1px solid var(--accent-soft); padding-bottom: 2px; }
.dc-outside .dc-cta:hover { border-bottom-color: var(--accent); text-decoration: none; }

@media (max-width: 1100px) {
  .dc-half { padding: 64px 48px; }
}
@media (max-width: 820px) {
  .dc-split { grid-template-columns: 1fr; }
  .dc-inside { border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.07); }
  .dc-half { padding: 56px 32px; }
}
@media (max-width: 640px) {
  .dc-half { padding: 48px 24px; }
}

/* ---------- Simple contact form variant ---------- */
.contact-form-simple { gap: 16px; }

/* ---------- Footer ---------- */
.footer {
  background: var(--ink);
  color: #b9c4e0;
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}
.footer h4 {
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 14px;
  font-weight: 700;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer ul a { color: #b9c4e0; font-size: 15.5px; }
.footer ul a:hover { color: #fff; }
.footer .footer-about p { color: #b9c4e0; font-size: 15.5px; max-width: 36ch; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: #8d99b8;
}
.footer-bottom a { color: #cfd6e8; }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  font-size: 13.5px;
  color: var(--muted);
  margin-bottom: 24px;
}
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { margin: 0 6px; color: var(--muted-2); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .delivery, .why-grid { grid-template-columns: repeat(2, 1fr); }
  .bundles { grid-template-columns: 1fr 1fr; }
  .partner-row { grid-template-columns: 1fr; }
}
@media (max-width: 980px) {
  .hero-inner { padding: 96px 24px 80px; }
  .metric-strip { margin-top: -40px; }
  .metric-strip-inner { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: 0; }
  .split-head { grid-template-columns: 1fr; gap: 12px; }
  .cards, .cards.two, .cards.four { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .ai-grid, .contact-grid, .two-col, .two-col.even, .cta-strip .container, .cert-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-strip .actions { justify-content: flex-start; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .spec-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  section { padding: 64px 0; }
  h1 { font-size: 34px; }
  .nav-links { display: none; flex-direction: column; align-items: stretch; gap: 14px; padding: 14px 24px 18px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: inline-flex; }
  .nav { flex-wrap: wrap; }
  .lang { order: 2; }
  .cards, .cards.two, .cards.four, .products-grid, .bundles, .delivery, .why-grid, .compact-products { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .spec-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .dropdown { position: static; transform: none; margin: 8px 0 0; min-width: 0; box-shadow: none; }
  body { font-size: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}