:root {
  --bg-dark: #171021;
  --bg-darker: #120c1a;
  --bg-soft: #f2f3f7;
  --bg-muted: #edeff4;
  --surface: #ffffff;
  --text: #14111a;
  --text-soft: #595569;
  --line: #d7d9e2;
  --accent: #7f63f4;
  --accent-strong: #5530d3;
  --accent-soft: rgba(127, 99, 244, 0.16);
  --radius: 28px;
  --radius-sm: 18px;
  --shadow: 0 28px 80px rgba(15, 11, 26, 0.08);
  --container: min(1280px, calc(100vw - 64px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--surface);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
select,
textarea {
  font: inherit;
}

.page-shell {
  overflow-x: clip;
}

.site-header {
  background: var(--bg-dark);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
}

.header-wrap,
.container {
  width: var(--container);
  margin: 0 auto;
}

.header-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 26px;
  min-height: 228px;
  padding: 28px 0 34px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 10px;
}

.brand-logo {
  width: clamp(220px, 30vw, 360px);
  height: auto;
}

.brand-mark {
  font-size: clamp(1.8rem, 3.2vw, 3.7rem);
  font-weight: 900;
  letter-spacing: 0.22em;
  line-height: 0.9;
}

.brand-mark span {
  color: var(--accent);
}

.brand-sub {
  font-size: 0.88rem;
  letter-spacing: 0.42em;
  opacity: 0.92;
}

.nav-toggle {
  display: none;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  background: transparent;
  color: #fff;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 42px;
  font-size: 1.05rem;
  width: 100%;
}

.main-nav a {
  opacity: 0.92;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  opacity: 1;
  color: #d6ccff;
}

.hero {
  background:
    linear-gradient(90deg, rgba(23, 16, 33, 0.96) 0%, rgba(23, 16, 33, 0.88) 28%, rgba(23, 16, 33, 0.52) 54%, rgba(23, 16, 33, 0.24) 100%),
    linear-gradient(180deg, rgba(11, 7, 21, 0.14), rgba(11, 7, 21, 0.22)),
    url("../images/hero-home.png") center/cover no-repeat;
  color: #fff;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(125deg, transparent 0 26%, rgba(255, 255, 255, 0.05) 26% 27%, transparent 27% 100%),
    repeating-linear-gradient(90deg, transparent 0 150px, rgba(255, 255, 255, 0.04) 150px 154px);
  opacity: 0.35;
  pointer-events: none;
}

.hero-variant-capabilities {
  background:
    linear-gradient(90deg, rgba(23, 16, 33, 0.96) 0%, rgba(23, 16, 33, 0.88) 30%, rgba(23, 16, 33, 0.42) 60%, rgba(23, 16, 33, 0.14) 100%),
    linear-gradient(180deg, rgba(11, 7, 21, 0.14), rgba(11, 7, 21, 0.24)),
    url("../images/hero-capabilities.png") center/cover no-repeat;
}

.hero-variant-products {
  background:
    linear-gradient(90deg, rgba(23, 16, 33, 0.96) 0%, rgba(23, 16, 33, 0.86) 36%, rgba(23, 16, 33, 0.36) 60%, rgba(23, 16, 33, 0.12) 100%),
    linear-gradient(180deg, rgba(11, 7, 21, 0.14), rgba(11, 7, 21, 0.24)),
    url("../images/hero-products.png") center/cover no-repeat;
}

.hero-variant-contact {
  background:
    linear-gradient(90deg, rgba(23, 16, 33, 0.97) 0%, rgba(23, 16, 33, 0.9) 32%, rgba(23, 16, 33, 0.42) 58%, rgba(23, 16, 33, 0.14) 100%),
    linear-gradient(180deg, rgba(11, 7, 21, 0.12), rgba(11, 7, 21, 0.22)),
    url("../images/hero-contact.png") center/cover no-repeat;
}

.hero-inner {
  width: var(--container);
  margin: 0 auto;
  min-height: 720px;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  padding: 92px 0;
}

.hero-copy {
  width: min(720px, 100%);
}

.hero h1 {
  margin: 0 0 28px;
  font-size: clamp(2.9rem, 6vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.hero p {
  margin: 0;
  font-size: clamp(1.18rem, 2.1vw, 1.72rem);
  line-height: 1.42;
  max-width: 800px;
  color: rgba(255, 255, 255, 0.92);
}

.button-row {
  margin-top: 44px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.button,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  padding: 0 28px;
  border-radius: 18px;
  border: 0;
  font-weight: 700;
  font-size: 1.05rem;
  transition: transform 180ms ease, background-color 180ms ease;
}

.button {
  background: var(--accent);
  color: #fff;
}

.button:hover,
.button-ghost:hover {
  transform: translateY(-2px);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.section {
  padding: 96px 0;
}

.section-tight {
  padding-top: 72px;
}

.section-soft {
  background: #f6f7fb;
}

.section-muted {
  background: #dfe2e8;
}

.section-head {
  margin-bottom: 40px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.section h2,
.section h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.section h2 {
  font-size: clamp(2.4rem, 5vw, 4.4rem);
}

.section-intro {
  margin: 18px 0 0;
  max-width: 1060px;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.5;
  color: var(--text-soft);
}

.grid-4,
.grid-3,
.grid-2 {
  display: grid;
  gap: 28px;
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: var(--bg-soft);
  border-radius: var(--radius);
  padding: 30px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card h3 {
  font-size: clamp(1.4rem, 2vw, 2.15rem);
}

.card p,
.card li {
  color: var(--text-soft);
  line-height: 1.45;
  font-size: 1.02rem;
}

.link-arrow {
  margin-top: auto;
  color: var(--accent);
  font-weight: 700;
}

.split-feature {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 38px;
  align-items: start;
}

.tabs {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tab-button {
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 22px 0 22px 22px;
  font-size: clamp(1.35rem, 2vw, 2rem);
  position: relative;
  color: var(--text);
}

.tab-button::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 4px;
  border-radius: 999px;
  background: transparent;
}

.tab-button.active::before {
  background: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.visual-panel {
  min-height: 620px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow);
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.14), rgba(7, 9, 18, 0.38)),
    #132034 center/cover no-repeat;
}

.visual-panel.ops {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.18), rgba(7, 9, 18, 0.44)),
    url("../images/visual-operations.png") center/cover no-repeat;
}

.visual-panel.engineer {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.18)),
    url("../images/visual-engineering.png") center/cover no-repeat;
}

.visual-panel.logistics {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.1), rgba(7, 9, 18, 0.24)),
    url("../images/visual-logistics.png") center/cover no-repeat;
}

.visual-panel.city {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.22)),
    url("../images/visual-city.png") center/cover no-repeat;
}

.page-home .visual-panel.ops {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.18), rgba(7, 9, 18, 0.44)),
    url("../images/visual-operations.png") center/cover no-repeat;
}

.page-home .visual-panel.city {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.22)),
    url("../images/visual-city.png") center/cover no-repeat;
}

.page-products .visual-panel.engineer {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.18)),
    url("../images/visual-engineering.png") center/cover no-repeat;
}

.page-products .visual-panel.ops {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.18), rgba(7, 9, 18, 0.44)),
    url("../images/visual-operations-alt.png") center/cover no-repeat;
}

.page-products .visual-panel.logistics {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.1), rgba(7, 9, 18, 0.24)),
    url("../images/visual-logistics.png") center/cover no-repeat;
}

.page-products .visual-panel.city {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.22)),
    url("../images/visual-city-alt.png") center/cover no-repeat;
}

.page-capabilities .visual-panel.ops {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.16), rgba(7, 9, 18, 0.38)),
    url("../images/visual-operations-capabilities.png") center/cover no-repeat;
}

.page-capabilities .visual-panel.engineer {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.18)),
    url("../images/visual-engineering.png") center/cover no-repeat;
}

.page-capabilities .visual-panel.logistics {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.1), rgba(7, 9, 18, 0.24)),
    url("../images/visual-logistics.png") center/cover no-repeat;
}

.page-capabilities .visual-panel.city {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.22)),
    url("../images/visual-city-alt.png") center/cover no-repeat;
}

.visual-panel::before,
.visual-panel::after {
  content: none;
}

.feature-overlay {
  position: absolute;
  left: 48px;
  bottom: 42px;
  width: min(560px, calc(100% - 96px));
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  border-radius: 24px;
  padding: 34px;
  backdrop-filter: blur(12px);
}

.feature-overlay h3 {
  margin: 0 0 16px;
  font-size: clamp(1.7rem, 2.4vw, 2.8rem);
}

.feature-overlay p,
.feature-overlay li {
  color: var(--text-soft);
  line-height: 1.45;
}

.steps-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
  align-items: end;
}

.step-marker {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 14px;
}

.step-dot {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #f0f0f3;
  color: #52505f;
  font-weight: 700;
}

.step-line {
  height: 1px;
  flex: 1;
  background: #bebfca;
}

.step-card {
  min-height: 260px;
  background: #dfe3eb;
  border-radius: var(--radius);
  padding: 30px;
}

.step-card.active {
  background: var(--accent-strong);
  color: #fff;
}

.step-card.active p {
  color: rgba(255, 255, 255, 0.88);
}

.industry-card,
.insight-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.media-box {
  min-height: 250px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.16)),
    #344864 center/cover no-repeat;
  overflow: hidden;
}

.media-box.energy {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.06), rgba(7, 9, 18, 0.14)),
    url("../images/industry-energy.png") center/cover no-repeat;
}

.media-box.oil {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.06), rgba(7, 9, 18, 0.16)),
    url("../images/industry-oil-gas.png") center/cover no-repeat;
}

.media-box.mfg {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.16)),
    url("../images/industry-manufacturing.png") center/cover no-repeat;
}

.media-box.construction {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.04), rgba(7, 9, 18, 0.1)),
    url("../images/industry-construction.png") center/cover no-repeat;
}

.media-box.buildings {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.04), rgba(7, 9, 18, 0.12)),
    url("../images/industry-buildings.png") center/cover no-repeat;
}

.media-box.logi {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.04), rgba(7, 9, 18, 0.12)),
    url("../images/industry-logistics.png") center/cover no-repeat;
}

.media-box.trend {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.08), rgba(7, 9, 18, 0.18)),
    url("../images/industry-energy.png") center/cover no-repeat;
}

.media-box.sourcing {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.06), rgba(7, 9, 18, 0.14)),
    url("../images/insights-sourcing.png") center/cover no-repeat;
}

.media-box.optimizing {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.06), rgba(7, 9, 18, 0.14)),
    url("../images/insights-optimizing.png") center/cover no-repeat;
}

.about-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin: 40px 0 54px;
}

.about-pill {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 1.05rem;
}

.plus-badge {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: #f3f4f8;
  display: grid;
  place-items: center;
  font-size: 1.8rem;
}

.cta-band {
  background: linear-gradient(90deg, var(--accent-strong), #5638c7);
  color: #fff;
  padding: 68px 0;
}

.cta-wrap {
  width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.cta-wrap h2 {
  margin: 0 0 14px;
  font-size: clamp(2.3rem, 4vw, 4.2rem);
  letter-spacing: -0.04em;
}

.cta-wrap p {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.2rem;
  line-height: 1.42;
}

.site-footer {
  background: var(--bg-dark);
  color: #fff;
  padding: 74px 0 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1fr;
  gap: 36px;
  margin-top: 48px;
}

.footer-grid h3 {
  margin: 0 0 18px;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.footer-grid p,
.footer-grid li {
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.52;
}

.footer-grid ul {
  list-style: disc;
  padding-left: 20px;
  margin: 0;
  display: grid;
  gap: 14px;
}

.copyright {
  margin-top: 60px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.98rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 32px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field label {
  font-size: 1rem;
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  min-height: 78px;
  border-radius: 14px;
  border: 1px solid #ced2db;
  background: #fff;
  padding: 18px 22px;
  color: var(--text);
}

.field textarea {
  min-height: 220px;
  resize: vertical;
}

.field-full {
  grid-column: 1 / -1;
}

.form-note {
  margin: 22px 0 36px;
  color: var(--text-soft);
  font-size: 1.02rem;
}

.map-wrap {
  position: relative;
  min-height: 640px;
  border-radius: 0;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.08)),
    url("../images/contact-map-background.png") center/cover no-repeat;
}

.map-grid {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.08);
}

.map-pin {
  position: absolute;
  right: 34%;
  top: 33%;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: var(--accent-strong);
  box-shadow: 0 20px 48px rgba(85, 48, 211, 0.36);
}

.map-pin::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -18px;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 22px solid var(--accent-strong);
}

.map-card {
  position: absolute;
  left: 86px;
  bottom: 74px;
  width: min(700px, calc(100% - 160px));
  padding: 44px 58px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.map-card h3 {
  margin: 0 0 24px;
  font-size: clamp(2rem, 3vw, 3rem);
}

.map-card p {
  margin: 0 0 24px;
  color: #2a2932;
  font-size: 1.16rem;
  line-height: 1.52;
}

.two-up {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.stack-card {
  background: var(--bg-soft);
  border-radius: var(--radius);
  padding: 44px;
  min-height: 400px;
}

.stack-card ul {
  margin: 18px 0 0;
  padding-left: 22px;
}

.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 18px;
  align-items: stretch;
}

.why-visual {
  min-height: 520px;
  height: 100%;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.04), rgba(7, 9, 18, 0.1)),
    url("../images/visual-why-choose.png") center/cover no-repeat;
}

.page-products .why-visual {
  background:
    linear-gradient(180deg, rgba(7, 9, 18, 0.04), rgba(7, 9, 18, 0.1)),
    url("../images/visual-why-choose.png") center/cover no-repeat;
}

.why-card {
  background: rgba(255, 255, 255, 0.92);
  border-radius: 16px;
  padding: 28px 24px 22px;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 18px 40px rgba(15, 11, 26, 0.08);
}

.why-card h3 {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 145px;
}

.why-card p {
  margin: 78px 0 0;
  color: var(--text-soft);
  font-size: 0.73rem;
  line-height: 1.35;
  max-width: 155px;
}

.why-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  grid-auto-rows: 1fr;
  min-height: 520px;
}

.why-section .section-head h2 {
  font-size: clamp(2.1rem, 3.2vw, 2.8rem);
}

.why-section .section-head .section-intro {
  margin-top: 10px;
  max-width: 760px;
  font-size: 0.98rem;
  line-height: 1.45;
}

@media (max-width: 1180px) {
  .grid-4,
  .steps-track,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-feature,
  .grid-3,
  .grid-2,
  .about-row,
  .cta-wrap,
  .form-grid,
  .two-up {
    grid-template-columns: 1fr;
  }

  .cta-wrap {
    display: grid;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .why-visual {
    min-height: 420px;
  }

  .why-cards {
    min-height: auto;
  }

  .why-section .section-head h2 {
    font-size: clamp(2rem, 5vw, 2.6rem);
  }
}

@media (max-width: 820px) {
  :root {
    --container: min(100vw - 32px, 1280px);
    --radius: 22px;
  }

  .header-wrap {
    min-height: 94px;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 20px 0;
    position: relative;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 20px;
    border-radius: 18px;
    background: rgba(23, 16, 33, 0.96);
    box-shadow: var(--shadow);
    width: auto;
  }

  .main-nav.open {
    display: flex;
  }

  .hero-inner {
    min-height: 620px;
    padding: 72px 0;
  }

  .grid-4,
  .grid-3,
  .steps-track,
  .footer-grid,
  .why-cards,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .map-card {
    left: 16px;
    right: 16px;
    bottom: 16px;
    width: auto;
    padding: 28px;
  }

  .feature-overlay {
    left: 18px;
    right: 18px;
    bottom: 18px;
    width: auto;
    padding: 24px;
  }

  .why-card {
    padding: 28px;
  }

  .why-card p {
    margin-top: 28px;
  }

  .why-card h3,
  .why-card p {
    max-width: none;
  }

  .why-section .section-head .section-intro {
    font-size: 1rem;
  }
}