:root {
  --navy-950: #061222;
  --navy-900: #0a1b33;
  --navy-800: #10294d;
  --navy-700: #17375c;
  --steel: #b8c8d9;
  --mist: #eef5f7;
  --paper: #f8fbfc;
  --white: #ffffff;
  --green: #42d88f;
  --green-dark: #147a55;
  --line: rgba(255, 255, 255, 0.16);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.26);
  --soft-shadow: 0 22px 54px rgba(10, 27, 51, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--navy-950);
  color: var(--white);
  font-family: "Inter", Arial, sans-serif;
  overflow-x: hidden;
}

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

.site-header {
  align-items: center;
  background: rgba(6, 18, 34, 0.84);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 28px;
  justify-content: space-between;
  left: 0;
  padding: 12px clamp(18px, 4vw, 56px);
  position: fixed;
  right: 0;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
}

.brand {
  align-items: center;
  display: flex;
  font-size: 0.92rem;
  font-weight: 700;
  gap: 12px;
  min-width: 152px;
  text-transform: uppercase;
}

.brand img {
  border-radius: 4px;
  height: 42px;
  object-fit: cover;
  width: 42px;
}

.nav {
  display: flex;
  gap: clamp(14px, 2vw, 30px);
  justify-content: center;
}

.nav a,
.header-cta {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.nav a:hover,
.header-cta:hover {
  color: var(--white);
}

.header-cta {
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 4px;
  padding: 11px 16px;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.header-cta:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.68);
}

.hero {
  min-height: min(92svh, 960px);
  overflow: hidden;
  padding: 136px clamp(18px, 4vw, 58px) 174px;
  position: relative;
}

.hero-image,
.hero-overlay {
  inset: 0;
  position: absolute;
}

.hero-image {
  height: 100%;
  object-fit: cover;
  object-position: center;
  width: 100%;
}

.hero-overlay {
  background:
    radial-gradient(circle at 79% 35%, rgba(66, 216, 143, 0.16), transparent 30%),
    linear-gradient(90deg, rgba(6, 18, 34, 0.99) 0%, rgba(6, 18, 34, 0.9) 34%, rgba(6, 18, 34, 0.42) 75%),
    linear-gradient(0deg, rgba(6, 18, 34, 0.97) 0%, rgba(6, 18, 34, 0.18) 48%);
}

.hero-content {
  max-width: 760px;
  position: relative;
  z-index: 1;
}

.eyebrow,
.section-kicker {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  margin: 0 0 18px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(3.1rem, 5.8vw, 5.9rem);
  line-height: 1;
  margin-bottom: 26px;
  max-width: 760px;
  overflow-wrap: break-word;
}

.hero-copy {
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(1.02rem, 1.4vw, 1.28rem);
  line-height: 1.7;
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  align-items: center;
  border-radius: 5px;
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--green);
  color: #04120c;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.96);
  color: var(--navy-900);
}

.button-ghost {
  border: 1px solid rgba(255, 255, 255, 0.36);
  color: var(--white);
}

.hero-strip {
  border-radius: 8px;
  bottom: 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: absolute;
  left: clamp(18px, 4vw, 58px);
  right: clamp(18px, 4vw, 58px);
  width: auto;
  z-index: 1;
  background: rgba(6, 18, 34, 0.54);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
  gap: 10px;
}

.hero-strip div {
  background: rgba(6, 18, 34, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 7px;
  min-height: 124px;
  padding: 24px 26px 22px;
  position: relative;
}

.hero-strip div:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-strip strong,
.hero-strip span {
  display: block;
}

.hero-strip strong {
  font-size: 1.02rem;
  letter-spacing: 0;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.hero-strip span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.08rem;
  line-height: 1.42;
}

.section {
  padding: 96px clamp(18px, 5vw, 72px);
  scroll-margin-top: 78px;
}

[id] {
  scroll-margin-top: 92px;
}

.intro {
  background:
    linear-gradient(180deg, var(--white) 0%, var(--paper) 100%);
  color: var(--navy-950);
}

.section-heading {
  align-items: start;
  display: grid;
  gap: clamp(28px, 6vw, 84px);
  grid-template-columns: minmax(0, 0.98fr) minmax(280px, 0.72fr);
  margin-bottom: 46px;
}

.section-heading h2,
.data-copy h2,
.opportunities h2,
.final-cta h2 {
  font-size: clamp(2.25rem, 4.2vw, 4.15rem);
  line-height: 1.04;
  margin-bottom: 0;
}

.section-heading h2 {
  max-width: 980px;
}

.section-heading p,
.data-copy p,
.final-cta p {
  color: #466078;
  font-size: 1.05rem;
  line-height: 1.72;
  margin-bottom: 0;
}

.capability-grid,
.opportunity-grid,
.metric-grid {
  display: grid;
  gap: 14px;
}

.capability-grid {
  gap: 18px;
  grid-template-columns: repeat(4, 1fr);
}

.capability,
.opportunity-grid article,
.metric {
  border-radius: 7px;
}

.capability {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid #dce7ef;
  box-shadow: var(--soft-shadow);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 236px;
  padding: 34px 32px;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.capability:hover {
  border-color: rgba(20, 122, 85, 0.34);
  box-shadow: 0 28px 70px rgba(10, 27, 51, 0.14);
  transform: translateY(-2px);
}

.capability h3,
.opportunity-grid h3 {
  font-size: 1.36rem;
  line-height: 1.28;
  margin-bottom: 16px;
}

.capability p,
.opportunity-grid p {
  color: #516a82;
  font-size: 1.02rem;
  line-height: 1.62;
  margin-bottom: 0;
}

.data-band {
  align-items: center;
  background:
    linear-gradient(120deg, rgba(6, 18, 34, 0.98), rgba(16, 41, 77, 0.9)),
    url("assets/energy-compute-hero.png") center / cover;
  display: grid;
  gap: 42px;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.75fr);
}

.data-copy p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 640px;
}

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

.metric {
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid var(--line);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
  padding: 28px;
}

.metric strong {
  display: block;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  margin-bottom: 10px;
}

.metric span {
  color: rgba(255, 255, 255, 0.7);
}

.opportunities {
  background:
    linear-gradient(180deg, var(--mist), #f8fbfc);
  color: var(--navy-950);
  display: grid;
  gap: 38px;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.1fr);
}

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

.opportunity-grid article {
  background: var(--white);
  border: 1px solid #dbe6ef;
  box-shadow: var(--soft-shadow);
  padding: 26px;
}

.final-cta {
  background:
    linear-gradient(120deg, rgba(6, 18, 34, 0.98), rgba(10, 27, 51, 0.94)),
    url("assets/energy-compute-hero.png") center bottom / cover;
  border-top: 1px solid var(--line);
  padding: 90px clamp(18px, 5vw, 72px);
  text-align: center;
}

.final-cta p {
  color: rgba(255, 255, 255, 0.72);
  margin: 20px auto 30px;
  max-width: 720px;
}

@media (max-width: 1020px) {
  .nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-bottom: 26px;
  }

  h1 {
    font-size: clamp(2.8rem, 8.8vw, 5rem);
    max-width: 680px;
  }

  .hero-strip {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 70px;
    position: relative;
    right: auto;
    width: 100%;
  }

  .hero-strip div:nth-child(2) {
    border-right: 0;
  }

  .hero-strip div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .section-heading,
  .data-band,
  .opportunities {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .site-header {
    gap: 14px;
    padding-left: 16px;
    padding-right: 16px;
  }

  .brand span {
    display: none;
  }

  .header-cta {
    padding: 10px 13px;
  }

  .hero {
    padding-left: 24px;
    padding-right: 24px;
    padding-top: 116px;
  }

  h1 {
    font-size: clamp(2.55rem, 10.8vw, 3.35rem);
    line-height: 1.04;
    max-width: 100%;
  }

  .eyebrow,
  .section-kicker {
    font-size: 0.72rem;
    line-height: 1.35;
  }

  .hero-copy {
    font-size: 1rem;
    line-height: 1.65;
  }

  .button {
    width: 100%;
  }

  .hero-strip,
  .capability-grid {
    grid-template-columns: 1fr;
  }

  .hero-strip div,
  .hero-strip div:nth-child(2) {
    border-bottom: 1px solid var(--line);
    border-right: 0;
  }

  .hero-strip div:last-child {
    border-bottom: 0;
  }

  .section,
  .final-cta {
    padding-bottom: 64px;
    padding-top: 64px;
  }
}