/* DTH Software — Website
   Design tokens & global styles */

:root {
  /* Brand */
  --dth-blue: #0067D6;
  --dth-blue-600: #0058B8;
  --dth-blue-700: #014A99;
  --dth-blue-50: #EFF6FF;
  --dth-blue-100: #DCEAFD;
  --dth-blue-tint: #F1F6FD;

  /* Ink & neutrals */
  --ink-900: #0A1A33;
  --ink-800: #122845;
  --ink-700: #1F3658;
  --ink-500: #4A5C7A;
  --ink-400: #6B7C99;
  --ink-300: #9AA7BD;
  --line: #E5EAF2;
  --line-soft: #EEF1F6;
  --bg: #FFFFFF;
  --bg-soft: #F7F9FC;
  --bg-tint: #F1F6FD;

  /* Accents */
  --gold: #F2B544;
  --cyan: #36C5E5;
  --green: #1FBF8F;

  /* Type */
  --font-display: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Plus Jakarta Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, monospace;

  /* Layout */
  --maxw: 1240px;
  --maxw-narrow: 1080px;
  --pad-x: clamp(20px, 4vw, 56px);
  --section-y: clamp(72px, 9vw, 120px);

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(10, 26, 51, 0.05);
  --shadow-md: 0 6px 24px -8px rgba(10, 26, 51, 0.12), 0 2px 6px -2px rgba(10, 26, 51, 0.06);
  --shadow-lg: 0 24px 60px -24px rgba(0, 88, 184, 0.28), 0 8px 20px -8px rgba(10, 26, 51, 0.1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-700);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--ink-900);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0;
  text-wrap: balance;
}

p { margin: 0; text-wrap: pretty; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

.section { padding-block: var(--section-y); }

/* ====== Top navigation ====== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.nav.scrolled {
  border-bottom-color: var(--line);
  background: rgba(255, 255, 255, 0.94);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 72px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.nav-logo svg { height: 32px; width: auto; display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-link {
  padding: 10px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-700);
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: background 0.15s, color 0.15s;
}
.nav-link:hover { background: var(--bg-tint); color: var(--dth-blue); }
.nav-link svg { width: 12px; height: 12px; opacity: 0.5; }
.nav-cta {
  margin-left: auto;
  display: flex;
  gap: 10px;
  align-items: center;
}
.nav-lang {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-500);
  padding: 8px 10px;
  border-radius: 6px;
  letter-spacing: 0.04em;
}
.nav-lang:hover { color: var(--dth-blue); background: var(--bg-tint); }
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
}
.nav-toggle:hover { background: var(--bg-tint); }
.nav-toggle svg { width: 22px; height: 22px; }

/* ====== Buttons ====== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.005em;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s, color 0.2s;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--dth-blue);
  color: white;
  box-shadow: 0 4px 14px -4px rgba(0, 103, 214, 0.5);
}
.btn-primary:hover {
  background: var(--dth-blue-600);
  box-shadow: 0 8px 22px -6px rgba(0, 103, 214, 0.55);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--ink-900);
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--ink-900);
  background: var(--bg-soft);
}
.btn-light {
  background: white;
  color: var(--dth-blue);
  border-color: rgba(255,255,255,0.4);
}
.btn-light:hover { transform: translateY(-1px); }
.btn-outline-light {
  background: transparent;
  color: white;
  border-color: rgba(255,255,255,0.4);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: white; }
.btn-sm { padding: 9px 16px; font-size: 14px; border-radius: 8px; }
.btn .arrow { transition: transform 0.2s; }
.btn:hover .arrow { transform: translateX(3px); }

/* ====== Eyebrow & headers ====== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--dth-blue);
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}
.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 56px;
}
.section-head h2 {
  font-size: clamp(28px, 3.4vw, 44px);
  margin-top: 12px;
}
.section-head .lead {
  font-size: 17px;
  color: var(--ink-500);
  max-width: 52ch;
}
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; gap: 20px; }
}

/* ====== Hero ====== */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 90% 0%, #DCEAFD 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 10% 100%, #EFF6FF 0%, transparent 60%),
    linear-gradient(180deg, #FFFFFF 0%, #F7FAFE 100%);
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-block: clamp(64px, 9vw, 120px) clamp(80px, 10vw, 140px);
}
.hero-copy { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 6px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-700);
  box-shadow: var(--shadow-sm);
}
.hero-badge .dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  background: var(--dth-blue);
  color: white;
  border-radius: 999px;
  letter-spacing: 0.04em;
}
.hero-headline {
  font-size: clamp(36px, 5.2vw, 64px);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-top: 24px;
  line-height: 1.05;
}
.hero-headline .accent {
  color: var(--dth-blue);
  position: relative;
  white-space: nowrap;
}
.hero-headline .accent::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.04em;
  height: 0.22em;
  background: #DCEAFD;
  z-index: -1;
  border-radius: 4px;
}
.hero-sub {
  margin-top: 24px;
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--ink-500);
  max-width: 56ch;
}
.hero-ctas {
  display: flex;
  gap: 12px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.hero-trust {
  display: flex;
  gap: 32px;
  margin-top: 44px;
  flex-wrap: wrap;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: var(--ink-500);
}
.hero-trust-item svg { width: 18px; height: 18px; color: var(--dth-blue); flex-shrink: 0; }

/* Hero visual — abstract platform diagram */
.hero-visual {
  position: relative;
  aspect-ratio: 1.02 / 1;
  border-radius: 24px;
  background:
    radial-gradient(circle 200px at 80% 20%, rgba(54, 197, 229, 0.45), transparent 60%),
    radial-gradient(circle 240px at 20% 90%, rgba(255,255,255,0.10), transparent 60%),
    linear-gradient(135deg, #0067D6 0%, #014A99 60%, #062a54 100%);
  /* overflow stays visible so .hero-stat-card (left:-28px) and .hero-node.n5
     (right:-2%) can extend past the panel without being clipped.
     The background above is clipped to the rounded corners automatically. */
  box-shadow:
    0 30px 80px -30px rgba(0, 88, 184, 0.55),
    0 16px 40px -16px rgba(10, 26, 51, 0.25);
}
.hero-grid-lines {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: -1px -1px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 30%, transparent 100%);
}
.hero-orb {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.hero-orb-core {
  position: relative;
  width: 38%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffffff 0%, #6BB8FF 30%, #1E7AD8 70%, #0050B0 100%);
  box-shadow:
    0 30px 70px -10px rgba(255, 255, 255, 0.4),
    inset 0 -20px 50px rgba(0, 50, 130, 0.6);
}
.hero-orb-core::after {
  content: "DTH";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4vw, 56px);
  letter-spacing: -0.02em;
  color: white;
  text-shadow: 0 4px 16px rgba(0,40,100,0.5);
}
.hero-ring {
  position: absolute;
  border: 1px dashed rgba(255,255,255,0.25);
  border-radius: 50%;
  animation: spin 60s linear infinite;
}
.hero-ring.r1 { width: 62%; aspect-ratio: 1; }
.hero-ring.r2 { width: 80%; aspect-ratio: 1; animation-duration: 90s; animation-direction: reverse; }
.hero-ring.r3 { width: 98%; aspect-ratio: 1; animation-duration: 120s; }
@keyframes spin { to { transform: rotate(360deg); } }

.hero-node {
  position: absolute;
  background: white;
  color: var(--dth-blue-700);
  border-radius: 12px;
  padding: 8px 12px;
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 600;
  box-shadow: 0 8px 24px -6px rgba(0,0,0,0.25);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.hero-node .nd {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}
.hero-node.n1 { top: 14%; left: 6%; }
.hero-node.n2 { top: 8%; right: 8%; }
.hero-node.n3 { top: 42%; left: -2%; }
.hero-node.n4 { bottom: 12%; right: 6%; }
.hero-node.n5 { top: 50%; right: -2%; }

.hero-stat-card {
  position: absolute;
  left: -28px;
  bottom: 28px;
  background: white;
  border-radius: 16px;
  padding: 16px 22px;
  box-shadow: 0 20px 50px -16px rgba(10, 26, 51, 0.25);
  border: 1px solid var(--line);
  min-width: 240px;
}
.hero-stat-card .label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--ink-400);
  text-transform: uppercase;
}
.hero-stat-card .value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  color: var(--ink-900);
  margin-top: 2px;
  letter-spacing: -0.02em;
}
.hero-stat-card .bar {
  margin-top: 8px;
  display: flex;
  gap: 4px;
  height: 8px;
  align-items: flex-end;
}
.hero-stat-card .bar span {
  flex: 1;
  background: linear-gradient(to top, var(--dth-blue), #6BB8FF);
  border-radius: 2px;
  opacity: 0.85;
}
.hero-stat-card .bar span:nth-child(1) { height: 30%; }
.hero-stat-card .bar span:nth-child(2) { height: 50%; }
.hero-stat-card .bar span:nth-child(3) { height: 40%; }
.hero-stat-card .bar span:nth-child(4) { height: 70%; }
.hero-stat-card .bar span:nth-child(5) { height: 90%; }
.hero-stat-card .bar span:nth-child(6) { height: 100%; opacity: 1; }

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 60px; }
  .hero-visual { max-width: 520px; margin-inline: auto; }
  .hero-stat-card { left: 8px; }
}

/* ====== Stats strip ====== */
.stats-strip {
  background: var(--ink-900);
  color: white;
  position: relative;
  overflow: hidden;
}
.stats-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle 300px at 15% 50%, rgba(0,103,214,0.35), transparent 60%),
    radial-gradient(circle 280px at 85% 50%, rgba(54,197,229,0.18), transparent 60%);
}
.stats-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding-block: 56px;
}
.stat {
  padding: 0 24px;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.stat:last-child { border-right: none; }
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.4vw, 56px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  background: linear-gradient(135deg, #ffffff 0%, #BFD9F5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-label {
  margin-top: 12px;
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  font-weight: 500;
}
@media (max-width: 760px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 16px; border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
}

/* ====== Pillars (3 business lines) ====== */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.pillar {
  background: white;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.pillar:hover {
  border-color: var(--dth-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--dth-blue-50);
  color: var(--dth-blue);
  display: grid;
  place-items: center;
  margin-bottom: 22px;
}
.pillar-icon svg { width: 26px; height: 26px; }
.pillar h3 {
  font-size: 22px;
  margin-bottom: 10px;
}
.pillar p {
  color: var(--ink-500);
  font-size: 15px;
}
.pillar ul {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  border-top: 1px solid var(--line-soft);
  padding-top: 20px;
}
.pillar li {
  font-size: 14px;
  color: var(--ink-700);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.pillar li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--dth-blue);
  flex-shrink: 0;
}
@media (max-width: 880px) {
  .pillars-grid { grid-template-columns: 1fr; }
}

/* ====== Products section ====== */
.products-section {
  background: var(--bg-soft);
  border-block: 1px solid var(--line);
}
.products-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.products-tab {
  padding: 14px 20px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  color: var(--ink-500);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}
.products-tab:hover { color: var(--ink-900); }
.products-tab.active {
  color: var(--dth-blue);
  border-bottom-color: var(--dth-blue);
}
.products-tab .count {
  font-size: 11.5px;
  font-weight: 600;
  background: var(--dth-blue-50);
  color: var(--dth-blue);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 8px;
}
.products-tab.active .count { background: var(--dth-blue); color: white; }

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-panel { display: none; }
.product-panel.active { display: grid; }

.product-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  overflow: hidden;
}
.product-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--dth-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.product-card:hover::before { transform: scaleX(1); }

.product-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.product-code {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--dth-blue);
  background: var(--dth-blue-50);
  padding: 4px 10px;
  border-radius: 6px;
}
.product-tag {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-400);
}
.product-card h4 {
  font-size: 19px;
  margin-bottom: 8px;
  line-height: 1.25;
}
.product-card p {
  font-size: 14.5px;
  color: var(--ink-500);
  margin-bottom: 18px;
  min-height: 3.6em;
}
.product-card .link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  color: var(--dth-blue);
}
.product-card .link svg { transition: transform 0.2s; width: 14px; height: 14px; }
.product-card:hover .link svg { transform: translateX(4px); }

@media (max-width: 920px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .products-grid { grid-template-columns: 1fr; }
}

/* ====== Services ====== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.service-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  background: white;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.service-card:hover {
  background: var(--dth-blue);
  border-color: var(--dth-blue);
  transform: translateY(-3px);
}
.service-card:hover .service-num,
.service-card:hover h4,
.service-card:hover p { color: white; }
.service-num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--dth-blue);
  letter-spacing: 0.08em;
  transition: color 0.2s;
}
.service-card h4 {
  font-size: 17px;
  margin-top: 14px;
  margin-bottom: 8px;
  transition: color 0.2s;
}
.service-card p {
  font-size: 13.5px;
  color: var(--ink-500);
  line-height: 1.5;
  transition: color 0.2s;
}
@media (max-width: 980px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .services-grid { grid-template-columns: 1fr; } }

/* ====== Industries ====== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.industry {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 28px 16px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: white;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.industry:hover {
  transform: translateY(-3px);
  border-color: var(--dth-blue);
  box-shadow: var(--shadow-md);
}
.industry-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--dth-blue-50);
  color: var(--dth-blue);
  display: grid; place-items: center;
}
.industry-icon svg { width: 22px; height: 22px; }
.industry-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-900);
}
.industry.primary { background: var(--dth-blue); border-color: var(--dth-blue); }
.industry.primary .industry-name { color: white; }
.industry.primary .industry-icon { background: rgba(255,255,255,0.18); color: white; }
@media (max-width: 920px) { .industries-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 540px) { .industries-grid { grid-template-columns: repeat(2, 1fr); } }

/* ====== Why DTH — strengths ====== */
.why-section {
  background: var(--ink-900);
  color: white;
  position: relative;
  overflow: hidden;
}
.why-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 100% 0%, rgba(0,103,214,0.4), transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 100%, rgba(0,103,214,0.25), transparent 70%);
}
.why-section .container { position: relative; }
.why-section .eyebrow { color: #6BB8FF; }
.why-section h2 { color: white; }
.why-section .section-head .lead { color: rgba(255,255,255,0.65); }

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  overflow: hidden;
}
.strength {
  padding: 36px 32px;
  background: var(--ink-900);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.2s;
}
.strength:hover { background: #0E2042; }
.strength-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #6BB8FF;
}
.strength h3 {
  font-size: 20px;
  color: white;
  line-height: 1.3;
}
.strength p {
  font-size: 14.5px;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}
@media (max-width: 920px) {
  .strengths-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .strengths-grid { grid-template-columns: 1fr; }
}

/* ====== Partners & Certifications ====== */
.creds-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}
.cred-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 36px;
  background: white;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.cred-card h3 { font-size: 22px; }
.cred-row {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cred-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  border-radius: 12px;
  background: var(--bg-tint);
  border: 1px solid var(--line-soft);
}
.cred-badge {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: white;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 11px;
  color: var(--dth-blue);
  text-align: center;
  line-height: 1.1;
  padding: 6px;
}
.cred-item-body h4 {
  font-size: 15px;
  margin-bottom: 4px;
}
.cred-item-body p {
  font-size: 13.5px;
  color: var(--ink-500);
}
.partner-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.partner {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border-radius: 12px;
  background: var(--bg-tint);
  border: 1px solid var(--line-soft);
  transition: transform 0.2s, box-shadow 0.2s;
}
.partner:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); background: white; }
.partner-logo {
  height: 40px;
  display: flex;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  color: var(--ink-900);
  letter-spacing: -0.02em;
}
.partner-logo .gc { color: #4285F4; }
.partner-logo .jmix { color: #FF6E42; }
.partner h4 { font-size: 14px; }
.partner p {
  font-size: 12.5px;
  color: var(--ink-500);
}

@media (max-width: 920px) {
  .creds-grid { grid-template-columns: 1fr; }
}

/* ====== Customer logos ====== */
.customer-section { background: white; }
.customer-cats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.customer-cat-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--dth-blue);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.customer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.customer-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14.5px;
  color: var(--ink-700);
  padding: 12px 14px;
  background: var(--bg-soft);
  border-radius: 8px;
  border: 1px solid transparent;
  transition: border-color 0.15s, background 0.15s;
}
.customer-list li:hover { background: white; border-color: var(--line); }
.customer-list li .marker {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: white;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  color: var(--dth-blue);
  flex-shrink: 0;
}
@media (max-width: 880px) { .customer-cats { grid-template-columns: 1fr; } }

/* ====== CTA banner ====== */
.cta-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--dth-blue) 0%, var(--dth-blue-700) 100%);
  color: white;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle 400px at 10% 30%, rgba(54,197,229,0.25), transparent 60%),
    radial-gradient(circle 500px at 90% 70%, rgba(255,255,255,0.08), transparent 60%);
}
.cta-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
}
.cta-grid h2 {
  color: white;
  font-size: clamp(28px, 3.6vw, 48px);
  letter-spacing: -0.02em;
}
.cta-grid p {
  margin-top: 18px;
  font-size: 17px;
  color: rgba(255,255,255,0.8);
  max-width: 48ch;
}
.cta-grid .hero-ctas { margin-top: 32px; }

.cta-form {
  background: white;
  color: var(--ink-700);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 30px 80px -20px rgba(0,40,100,0.5);
}
.cta-form h3 {
  font-size: 20px;
  margin-bottom: 4px;
}
.cta-form .form-sub {
  font-size: 14px;
  color: var(--ink-500);
  margin-bottom: 22px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field.full { grid-column: 1/-1; }
.field label {
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-700);
  letter-spacing: 0.02em;
}
.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: 14.5px;
  color: var(--ink-900);
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: white;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--dth-blue);
  box-shadow: 0 0 0 3px rgba(0,103,214,0.15);
}
.field textarea { resize: vertical; min-height: 88px; }
.cta-form .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
  padding: 14px;
}
@media (max-width: 880px) {
  .cta-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ====== Footer ====== */
.footer {
  background: var(--ink-900);
  color: rgba(255,255,255,0.7);
  padding-block: 72px 32px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .footer-logo { display: inline-block; margin-bottom: 18px; }
.footer-brand .footer-logo svg { height: 44px; width: auto; display: block; }
/* On dark footer: keep blue circles + white DTH letters, lighten "Software" text */
.footer-brand .footer-logo svg > text[fill="#0067D6"] { fill: #FFFFFF; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.6); max-width: 36ch; }
.footer-brand .addr {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13.5px;
}
.footer-brand .addr div {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.footer-brand .addr svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; color: #6BB8FF; }
.footer-col h5 {
  font-family: var(--font-display);
  font-size: 13px;
  color: white;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a:hover { color: white; }
.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}
.footer-social { display: flex; gap: 8px; }
.footer-social a {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  transition: background 0.15s;
}
.footer-social a:hover { background: var(--dth-blue); color: white; }
.footer-social svg { width: 16px; height: 16px; }

@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .footer-brand { grid-column: span 4; margin-bottom: 16px; }
}
@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
}

/* ====== Reveal-on-scroll ====== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ====== Mobile nav ====== */
@media (max-width: 980px) {
  .nav-links, .nav-cta .btn { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-cta { margin-left: auto; }
}
.mobile-menu {
  position: fixed;
  inset: 72px 0 0 0;
  background: white;
  padding: 24px var(--pad-x);
  border-top: 1px solid var(--line);
  transform: translateY(-110%);
  transition: transform 0.3s;
  z-index: 90;
  overflow-y: auto;
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--ink-900);
}
.mobile-menu .btn { margin-top: 24px; width: 100%; justify-content: center; }