/* ZukeApps Software Solutions — Premium static portfolio */

:root {
  --navy: #070b14;
  --navy-2: #0d1424;
  --navy-3: #131c31;
  --surface: #f7f8fb;
  --surface-2: #eef1f7;
  --white: #ffffff;
  --text: #101828;
  --muted: #5b6577;
  --muted-light: #a8b0c0;
  --blue: #3b5ba5;
  --blue-deep: #2f4a8c;
  --green: #2da884;
  --green-deep: #238a6c;
  --border: rgba(15, 23, 42, 0.08);
  --border-dark: rgba(255, 255, 255, 0.1);
  --shadow: 0 18px 50px rgba(7, 11, 20, 0.12);
  --radius: 18px;
  --radius-sm: 12px;
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --container: 1160px;
  --header-h: 76px;
  --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 0.6em;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--white);
  padding: 12px 16px;
  z-index: 10000;
}
.skip-link:focus { left: 16px; top: 16px; }

.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}
.narrow { max-width: 780px; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 14px;
}
.eyebrow.dark { color: var(--blue); }

.section { padding: 100px 0; }
.section-light { background: var(--white); }
.section-muted { background: var(--surface); }
.section-dark {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%);
  color: var(--white);
}
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-lead {
  font-size: 1.08rem;
  color: var(--muted);
  margin: 0;
  max-width: 640px;
}
.section-lead.light { color: var(--muted-light); }
.section-dark h2 { color: var(--white); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }
.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 10px 28px rgba(59, 91, 165, 0.35);
}
.btn-primary:hover { background: var(--blue-deep); }
.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.28);
}
.btn-secondary:hover { border-color: var(--green); color: var(--green); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.header-actions .btn-ghost { color: var(--white); border-color: var(--border-dark); }
.btn-sm { padding: 10px 16px; font-size: 0.86rem; }

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(7, 11, 20, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}
.site-header.is-scrolled {
  background: rgba(7, 11, 20, 0.94);
  border-bottom-color: var(--border-dark);
}
.header-inner {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--white); }
.brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 10px;
  background: #000;
}
.brand-text {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.nav { display: flex; gap: 22px; }
.nav a {
  color: var(--muted-light);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition);
}
.nav a:hover,
.nav a.is-active { color: var(--white); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-dark);
  border-radius: 10px;
  background: transparent;
  padding: 10px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  padding: calc(var(--header-h) + 56px) 0 80px;
  background: var(--navy);
  color: var(--white);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 20%, rgba(59, 91, 165, 0.34), transparent 42%),
    radial-gradient(circle at 82% 30%, rgba(45, 168, 132, 0.22), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(59, 91, 165, 0.12), transparent 45%),
    linear-gradient(180deg, var(--navy) 0%, #0a1220 100%);
  pointer-events: none;
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 80%);
  opacity: 0.45;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: 16px;
  background: #000;
  margin-bottom: 24px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 18px;
  max-width: 12ch;
}
.hero .lead {
  color: var(--muted-light);
  font-size: 1.12rem;
  max-width: 34rem;
  margin: 0 0 28px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.hero-meta {
  margin: 0;
  color: var(--green);
  font-weight: 600;
  font-size: 0.95rem;
}

.hero-visual {
  position: relative;
  min-height: 460px;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.55;
  pointer-events: none;
}
.hero-orb-a {
  width: 220px;
  height: 220px;
  background: rgba(59, 91, 165, 0.45);
  top: 10%;
  right: 12%;
}
.hero-orb-b {
  width: 180px;
  height: 180px;
  background: rgba(45, 168, 132, 0.35);
  bottom: 12%;
  left: 8%;
}
.float-card {
  position: absolute;
  width: min(260px, 70%);
  padding: 22px;
  border-radius: 18px;
  background: rgba(19, 28, 49, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.float-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 8px;
  font-weight: 700;
}
.float-card strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
}
.float-card-1 { top: 8%; left: 8%; }
.float-card-2 { top: 28%; right: 0; border-color: rgba(59, 91, 165, 0.45); }
.float-card-3 { bottom: 24%; left: 0; }
.float-card-4 { bottom: 4%; right: 10%; border-color: rgba(45, 168, 132, 0.45); }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  background: linear-gradient(180deg, #ffffff 0%, #fbfcfe 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--green));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover::after { transform: scaleX(1); }

/* Modern app value diagram */
.section-techvalue {
  background:
    radial-gradient(circle at 12% 20%, rgba(59, 91, 165, 0.08), transparent 34%),
    radial-gradient(circle at 88% 80%, rgba(45, 168, 132, 0.08), transparent 32%),
    var(--surface);
}
.value-diagram {
  display: grid;
  grid-template-columns: 0.9fr auto 1.1fr auto 1.4fr;
  gap: 14px;
  align-items: center;
  padding: 28px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}
.value-node {
  border-radius: 18px;
  padding: 22px 18px;
  text-align: center;
  border: 1px solid var(--border);
  background: #fff;
}
.value-node strong,
.value-outcomes strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--text);
}
.value-node span,
.value-outcomes span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}
.value-core {
  background: linear-gradient(160deg, rgba(59, 91, 165, 0.12), rgba(45, 168, 132, 0.12));
  border-color: rgba(59, 91, 165, 0.25);
}
.value-arrow {
  width: 42px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue), var(--green));
  position: relative;
}
.value-arrow::after {
  content: "";
  position: absolute;
  right: -2px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--green);
  border-top: 2px solid var(--green);
  transform: translateY(-50%) rotate(45deg);
}
.value-outcomes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.value-outcomes article {
  border-radius: 14px;
  padding: 14px 12px;
  background: #fff;
  border: 1px solid var(--border);
}
.value-cta {
  margin-top: 28px;
  text-align: center;
}
.value-cta p {
  margin: 0 0 16px;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}
.value-cta .hero-cta {
  justify-content: center;
}

/* Mobile highlight (legacy) */
.section-mobile {
  background:
    radial-gradient(circle at 12% 20%, rgba(59, 91, 165, 0.1), transparent 32%),
    radial-gradient(circle at 88% 70%, rgba(45, 168, 132, 0.1), transparent 30%),
    var(--white);
}
.mobile-highlight {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.mobile-copy h2 { margin-bottom: 12px; }
.mobile-points {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.mobile-points li {
  position: relative;
  padding-left: 18px;
  color: var(--text);
  font-weight: 600;
}
.mobile-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--green));
}
.mobile-visual {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: var(--navy);
}
.mobile-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 91, 165, 0.25);
  box-shadow: var(--shadow);
}
.service-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(59, 91, 165, 0.1);
  color: var(--blue);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  margin-bottom: 16px;
}
.service-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.service-card p { margin: 0; color: var(--muted); font-size: 0.94rem; }

/* Process flow */
.process-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
}
.process-flow li:not(.flow-arrow) {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 22px 16px;
  text-align: center;
}
.process-flow span {
  display: block;
  color: var(--green);
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.process-flow strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
}
.flow-arrow {
  display: none;
}

/* Products */
.product-block { padding: 96px 0; }
.product-dark {
  background: linear-gradient(180deg, var(--navy-2), var(--navy));
  color: var(--white);
}
.product-light { background: var(--surface); color: var(--text); }
.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.product-layout.reverse .product-copy { order: 2; }
.product-layout.reverse .product-media { order: 1; }
.product-number {
  color: var(--green);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0 0 12px;
}
.product-block h2 {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  margin-bottom: 14px;
}
.product-desc { font-size: 1.08rem; margin: 0 0 12px; }
.product-dark .product-desc { color: var(--muted-light); }
.product-light .product-desc { color: var(--muted); }
.product-benefit {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 24px;
  color: var(--blue);
}
.product-dark .product-benefit { color: var(--green); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
}
.feature-grid li {
  position: relative;
  padding-left: 16px;
  font-size: 0.92rem;
  color: inherit;
  opacity: 0.9;
}
.feature-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.product-media { display: grid; gap: 16px; }
.shot {
  position: relative;
  margin: 0;
  min-height: 240px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  background:
    linear-gradient(145deg, rgba(59, 91, 165, 0.12), rgba(45, 168, 132, 0.08)),
    var(--white);
  box-shadow: var(--shadow);
  cursor: zoom-in;
}
.product-dark .shot {
  border-color: var(--border-dark);
  background:
    linear-gradient(145deg, rgba(59, 91, 165, 0.18), rgba(45, 168, 132, 0.1)),
    var(--navy-3);
}
.shot img {
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: cover;
}
.shot-secondary { min-height: 180px; }
.shot-secondary img { min-height: 180px; }
.shot-mobile img {
  object-fit: contain;
  background: #121826;
}
.shot-placeholder {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
  padding: 24px;
}
.shot.is-placeholder .shot-placeholder,
.shot:not(:has(img)) .shot-placeholder { display: flex; }
.shot-placeholder span {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
}
.shot-placeholder small {
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
}
.product-dark .shot-placeholder small { color: var(--muted-light); }

/* Why */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.why-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.why-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.why-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.why-card p { margin: 0; color: var(--muted); font-size: 0.92rem; }

/* Interactive delivery flowchart */
.flow-shell {
  margin-top: 8px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 28px;
  padding: 22px;
  background:
    radial-gradient(circle at 12% 10%, rgba(59,91,165,0.28), transparent 36%),
    radial-gradient(circle at 90% 90%, rgba(45,168,132,0.2), transparent 34%),
    rgba(255,255,255,0.03);
}
.flow-map {
  position: relative;
  margin-bottom: 22px;
  padding: 18px 8px 8px;
}
.flow-lines {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: -8px;
}
.flow-active {
  stroke-dasharray: 100;
  stroke-dashoffset: 85.7;
  transition: stroke-dashoffset 0.45s ease;
}
.flow-nodes {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 10px;
  margin-top: -118px;
  position: relative;
  z-index: 2;
}
.flow-node {
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(10,16,32,0.92);
  color: #fff;
  border-radius: 18px;
  padding: 16px 10px 14px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.flow-node:hover {
  transform: translateY(-4px);
  border-color: rgba(45,168,132,0.55);
}
.flow-node.is-active {
  border-color: rgba(45,168,132,0.8);
  background: linear-gradient(165deg, rgba(59,91,165,0.55), rgba(45,168,132,0.28));
  box-shadow: 0 16px 36px rgba(0,0,0,0.35), 0 0 0 1px rgba(45,168,132,0.25);
}
.flow-dot {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3B5BA5, #2DA884);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
}
.flow-node strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.98rem;
  margin-bottom: 4px;
}
.flow-node small {
  display: block;
  color: #b7c0d0;
  font-size: 0.78rem;
}
.flow-detail {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  align-items: stretch;
}
.flow-visual {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  background: #0a1020;
  position: relative;
  min-height: 280px;
}
.flow-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 280px;
  opacity: 0.92;
}
.flow-visual figcaption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(7,11,20,0.82);
  border: 1px solid rgba(255,255,255,0.12);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
}
.flow-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8px 4px;
}
.life-kicker {
  margin: 0 0 10px;
  color: var(--green);
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
.flow-copy h3 {
  font-size: clamp(1.7rem, 2.5vw, 2.2rem);
  margin-bottom: 12px;
  color: #fff;
}
.flow-copy #life-copy {
  color: #c5cedd;
  margin-bottom: 18px;
  line-height: 1.6;
}
.life-points {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.life-points li {
  position: relative;
  padding-left: 18px;
  color: #e8eef8;
  font-size: 0.98rem;
  font-weight: 500;
}
.life-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--green));
}
.life-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.life-btn {
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.05);
  color: #fff;
  border-radius: 999px;
  min-height: 44px;
  padding: 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.life-btn:hover {
  background: rgba(59,91,165,0.4);
  border-color: rgba(59,91,165,0.7);
}
.life-btn-play[aria-pressed="false"] {
  background: linear-gradient(135deg, var(--blue), var(--green));
  border-color: transparent;
}

.process-followup {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.process-followup .section-head { margin-bottom: 28px; }
.process-followup .eyebrow { color: var(--green); }
.process-followup h2 { color: #fff; }
.process-followup .step-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
}
.process-followup .step-card h3 { color: #fff; }
.process-followup .step-card p { color: #b7c0d0; }
.process-followup .step-card span { color: var(--green); }

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.step-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.step-card span {
  display: block;
  color: var(--blue);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 12px;
}
.step-card h3 { margin-bottom: 8px; }
.step-card p { margin: 0; color: var(--muted); }

/* Contact */
.contact-section { text-align: center; }
.contact-inner { max-width: 720px; margin-inline: auto; }
.contact-logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: 18px;
  background: #000;
  margin: 0 auto 24px;
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

/* Footer */
.site-footer {
  background: #05080f;
  color: var(--muted-light);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
}
.footer-brand {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.footer-brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 12px;
  background: #000;
}
.footer-brand strong {
  display: block;
  color: var(--white);
  font-family: var(--font-display);
  margin-bottom: 6px;
}
.footer-brand p { margin: 0; }
.footer-links,
.footer-contact { display: grid; gap: 10px; align-content: start; }
.footer-links h3,
.footer-contact h3 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 4px;
}
.footer-links a:hover,
.footer-contact a:hover { color: var(--green); }
.branches-note {
  margin: 0 auto;
  max-width: var(--container);
  width: min(100% - 48px, var(--container));
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: rgba(168, 176, 192, 0.85);
  padding: 0 0 14px;
}
.branches-note-dark {
  margin-top: 28px;
  width: auto;
  max-width: none;
  padding: 0;
  color: rgba(168, 176, 192, 0.75);
}
.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding: 18px 0;
  text-align: center;
  font-size: 0.88rem;
}

/* WhatsApp / back top / lightbox */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 1200;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.06); }
.back-top {
  position: fixed;
  right: 22px;
  bottom: 92px;
  z-index: 1200;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-dark);
  background: var(--navy-2);
  color: var(--white);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}
.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.86);
  display: grid;
  place-items: center;
  padding: 24px;
}
.lightbox[hidden] { display: none; }
.lightbox img {
  max-width: min(960px, 100%);
  max-height: 85vh;
  border-radius: 12px;
}
.lightbox-close {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
}

.print-only { display: none; }

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .btn,
  .service-card,
  .why-card,
  .whatsapp-float { transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Responsive */
@media (max-width: 1024px) {
  .value-diagram {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .value-arrow {
    width: 3px;
    height: 28px;
    margin: 0 auto;
  }
  .value-arrow::after {
    right: 50%;
    top: auto;
    bottom: -2px;
    transform: translateX(50%) rotate(135deg);
  }
  .hero-grid,
  .product-layout,
  .product-layout.reverse .product-copy,
  .product-layout.reverse .product-media {
    grid-template-columns: 1fr;
  }
  .product-layout.reverse .product-copy,
  .product-layout.reverse .product-media { order: initial; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-detail { grid-template-columns: 1fr; }
  .flow-nodes { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 12px; }
  .flow-lines { display: none; }
  .sdlc-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .sdlc-track::before { display: none; }
  .process-flow {
    grid-template-columns: 1fr;
  }
  .process-flow .flow-arrow { display: block; text-align: center; color: var(--green); }
  .hero-visual { min-height: 340px; margin-top: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(7, 11, 20, 0.98);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-dark);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }
  .nav.is-open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }
  .nav-toggle { display: flex; }
  .header-actions .btn-ghost { display: none; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 32px, var(--container)); }
  .section { padding: 72px 0; }
  .services-grid,
  .why-grid,
  .steps-grid,
  .value-outcomes,
  .feature-grid,
  .mobile-highlight,
  .flow-nodes { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--header-h) + 36px); min-height: auto; }
  .hero h1 { max-width: none; }
  .float-card { position: relative; width: 100%; margin-bottom: 12px; }
  .hero-visual { min-height: 0; display: grid; gap: 12px; }
  .float-card-1,
  .float-card-2,
  .float-card-3,
  .float-card-4 { inset: auto; }
  .whatsapp-float { right: 16px; bottom: 16px; }
  .back-top { right: 16px; bottom: 84px; }
}