:root {
  --bg: #07111f;
  --bg-soft: #0d1c33;
  --panel: rgba(8, 20, 39, 0.78);
  --panel-strong: rgba(11, 26, 49, 0.92);
  --line: rgba(119, 178, 255, 0.18);
  --text: #eef5ff;
  --muted: #b8c9e4;
  --cyan: #69d2ff;
  --cyan-strong: #20b8ff;
  --amber: #ffc75a;
  --green: #75e7a4;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(41, 125, 246, 0.2), transparent 28%),
    radial-gradient(circle at 82% 14%, rgba(255, 199, 90, 0.16), transparent 16%),
    linear-gradient(180deg, #05101e 0%, #07111f 45%, #081428 100%);
  color: var(--text);
  font-family: "Aptos", "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  mask-image: radial-gradient(circle at center, black 45%, transparent 100%);
}

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

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 64px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
  backdrop-filter: blur(18px);
}

.site-header::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(127, 193, 255, 0.34), transparent);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, #ffffff 0 10%, transparent 11%),
    radial-gradient(circle, rgba(105, 210, 255, 0.35) 0 46%, transparent 47%),
    linear-gradient(135deg, var(--cyan), #0c5fff);
  box-shadow: 0 0 18px rgba(105, 210, 255, 0.7);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text strong {
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.88rem;
}

.site-nav {
  display: inline-flex;
  gap: 20px;
  font-size: 0.95rem;
  color: var(--muted);
}

.site-nav a {
  position: relative;
  padding-bottom: 6px;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.hero {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(420px, 1.08fr);
  gap: 36px;
  align-items: center;
  padding: 48px 0 72px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 0.8rem;
}

h1,
h2,
h3,
dt {
  margin: 0;
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2.9rem, 6vw, 5.4rem);
  line-height: 0.95;
  max-width: 11ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1;
  max-width: 16ch;
}

h3 {
  font-size: 1.32rem;
  line-height: 1.05;
}

p,
dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
  font-size: 1rem;
}

.hero-text {
  max-width: 62ch;
  margin-top: 20px;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, #25c3ff, #0f6dff);
  color: #04101f;
  box-shadow: 0 16px 38px rgba(20, 137, 255, 0.28);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(134, 186, 255, 0.26);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.hero-metrics li,
.feature-card,
.benefit-item,
.integration-card,
.integration-panel,
.spec-section {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-metrics li {
  padding: 18px 14px;
  border-radius: 18px;
}

.hero-metrics strong {
  display: block;
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 1.42rem;
  color: var(--text);
}

.hero-metrics span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.4;
}

.hero-visual {
  display: grid;
  gap: 18px;
}

.board-frame {
  position: relative;
  overflow: hidden;
  padding: 18px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0)),
    linear-gradient(160deg, rgba(67, 129, 255, 0.24), rgba(2, 16, 34, 0.9));
  border: 1px solid rgba(127, 193, 255, 0.24);
  box-shadow: var(--shadow);
}

.board-stage {
  position: relative;
}

.board-glow {
  position: absolute;
  inset: auto auto 12% 8%;
  width: 42%;
  height: 34%;
  background: radial-gradient(circle, rgba(44, 175, 255, 0.36), transparent 70%);
  filter: blur(28px);
}

.board-image {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  border-radius: 18px;
  box-shadow: 0 20px 60px rgba(0, 7, 20, 0.45);
}

.board-hotspot {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(7, 17, 31, 0.72);
  box-shadow: 0 0 0 8px rgba(32, 184, 255, 0.08);
  backdrop-filter: blur(10px);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.board-hotspot span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber), #ff9e3d);
  color: #08111f;
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 0.96rem;
  line-height: 1;
}

.board-hotspot::after {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(255, 199, 90, 0.2);
  animation: pulse 2.6s ease-out infinite;
}

.board-hotspot:hover {
  transform: scale(1.06);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(11, 26, 49, 0.86);
}

.hotspot-input {
  top: 18%;
  left: 7%;
}

.hotspot-power {
  top: 22%;
  left: 68%;
}

.hotspot-outputs {
  top: 76%;
  left: 49%;
}

.hotspot-service {
  top: 53%;
  left: 20%;
}

.hotspot-shield {
  top: 84%;
  left: 89%;
}

.annotation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.annotation-card {
  padding: 18px 20px;
  border-radius: 20px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
}

.annotation-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: rgba(255, 199, 90, 0.12);
  color: var(--amber);
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 1rem;
}

.annotation-card h3 {
  margin-top: 2px;
  font-size: 1.12rem;
}

.annotation-card p {
  margin-top: 10px;
}

.section-grid,
.benefit-band,
.integration-section,
.spec-section {
  margin-top: 26px;
}

.section-grid {
  padding: 42px 0 16px;
}

.section-intro {
  margin-bottom: 26px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.benefit-item,
.integration-card {
  padding: 22px;
  border-radius: 22px;
}

.feature-card p,
.benefit-item p,
.integration-card p {
  margin-top: 14px;
}

.benefit-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.05fr);
  gap: 18px;
  align-items: start;
  padding: 30px 0;
}

.benefit-copy {
  padding: 18px 0;
}

.benefit-copy p:last-child {
  margin-top: 18px;
  max-width: 56ch;
}

.benefit-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.benefit-item strong,
.integration-card span {
  color: var(--text);
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 1.22rem;
  display: block;
}

.integration-section {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(0, 1.08fr);
  gap: 18px;
  align-items: stretch;
  padding: 10px 0 30px;
}

.integration-panel {
  border-radius: 28px;
  padding: 28px;
  background:
    radial-gradient(circle at top right, rgba(255, 199, 90, 0.12), transparent 28%),
    linear-gradient(160deg, rgba(16, 36, 66, 0.95), rgba(6, 19, 36, 0.95));
}

.integration-panel p:last-child {
  margin-top: 18px;
}

.integration-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.spec-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  padding: 28px;
  border-radius: 28px;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: 20px;
  align-items: center;
  margin-top: 18px;
  padding: 26px 28px;
  border-radius: 28px;
  background:
    radial-gradient(circle at right top, rgba(255, 199, 90, 0.14), transparent 24%),
    linear-gradient(160deg, rgba(11, 26, 49, 0.95), rgba(6, 19, 36, 0.95));
  border: 1px solid rgba(127, 193, 255, 0.18);
  box-shadow: var(--shadow);
}

.contact-copy p:last-child {
  margin-top: 16px;
  max-width: 56ch;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, #25c3ff, #0f6dff);
  color: #04101f;
  font-family: "Bahnschrift SemiCondensed", "Arial Narrow", sans-serif;
  font-size: 1.02rem;
  letter-spacing: 0.03em;
  box-shadow: 0 16px 38px rgba(20, 137, 255, 0.28);
}

.disclaimer-section {
  margin-top: 18px;
  padding: 18px 22px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(127, 193, 255, 0.14);
}

.disclaimer-section p {
  color: #9fb4d5;
  font-size: 0.92rem;
  line-height: 1.6;
}

.spec-copy p:last-child {
  margin-top: 18px;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
}

.spec-grid div {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(127, 193, 255, 0.16);
}

dt {
  color: var(--amber);
  font-size: 1.05rem;
  margin-bottom: 8px;
}

dd {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0% {
    transform: scale(0.88);
    opacity: 0.75;
  }

  100% {
    transform: scale(1.22);
    opacity: 0;
  }
}

@media (max-width: 1080px) {
  .hero,
  .benefit-band,
  .integration-section,
  .spec-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 20px, 1240px);
  }

  .site-header {
    position: static;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero {
    padding-top: 18px;
  }

  .hero-metrics,
  .annotation-grid,
  .feature-grid,
  .benefit-list,
  .integration-points,
  .spec-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 100%;
  }

  .board-frame {
    padding: 12px;
    border-radius: 20px;
  }

  .board-hotspot {
    width: 38px;
    height: 38px;
  }

  .board-hotspot span {
    width: 28px;
    height: 28px;
    font-size: 0.84rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .button,
  .site-nav a::after {
    transition: none;
  }

  .board-hotspot::after {
    animation: none;
  }
}