:root {
  --ink: #071724;
  --ink-soft: #51616f;
  --muted: #eef4f7;
  --line: rgba(7, 23, 36, 0.12);
  --panel: #ffffff;
  --teal: #20b9ad;
  --blue: #3d86e8;
  --amber: #e8a235;
  --green: #80b458;
  --shadow: 0 24px 70px rgba(18, 35, 52, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: #f7faf9;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 clamp(20px, 5vw, 72px);
  color: #fff;
  background: rgba(5, 16, 26, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(18px);
  transition:
    background 0.25s ease,
    color 0.25s ease,
    box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 28px rgba(20, 36, 50, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 16px;
  line-height: 1.2;
  white-space: nowrap;
}

.brand-copy small {
  color: currentColor;
  font-size: 11px;
  opacity: 0.72;
  letter-spacing: 0;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 15px;
}

.desktop-nav a {
  opacity: 0.86;
}

.desktop-nav a:hover {
  opacity: 1;
}

.desktop-nav a.is-active {
  color: #d7fff8;
  opacity: 1;
}

.site-header.is-scrolled .desktop-nav a.is-active {
  color: var(--teal);
}

.header-action,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 700;
}

.header-action {
  color: #041721;
  background: #fff;
}

.site-header.is-scrolled .header-action {
  color: #fff;
  background: var(--ink);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid currentColor;
  border-radius: 6px;
  color: currentColor;
  background: transparent;
}

.menu-button span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: currentColor;
}

.mobile-panel {
  position: fixed;
  top: 72px;
  right: 16px;
  left: 16px;
  z-index: 19;
  display: none;
  padding: 14px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.mobile-panel.is-open {
  display: grid;
}

.mobile-panel a {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}

.mobile-panel a:last-child {
  border-bottom: 0;
}

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: #071724;
}

.page-hero {
  min-height: 690px;
}

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

.hero-media {
  background-image: url("./assets/hero-computing.png");
  background-size: cover;
  background-position: center;
  transform: scale(1.01);
}

.asset-hero-media {
  filter: hue-rotate(18deg) saturate(0.92);
  background-position: 62% center;
}

.solution-hero-media {
  filter: hue-rotate(335deg) saturate(1.08);
  background-position: 58% center;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(3, 12, 20, 0.92) 0%, rgba(6, 18, 28, 0.75) 38%, rgba(7, 23, 36, 0.22) 74%),
    linear-gradient(180deg, rgba(3, 10, 16, 0.2) 0%, rgba(3, 10, 16, 0.84) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100% - 40px));
  margin-left: clamp(20px, 7vw, 88px);
  padding-top: 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 700px;
  margin: 0;
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-text {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 18px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.primary-button {
  color: #041721;
  background: linear-gradient(135deg, #fff 0%, #c9f5ef 100%);
}

.secondary-button {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.08);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(650px, 100%);
  margin-top: 54px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.15);
}

.hero-metrics div {
  min-height: 104px;
  padding: 20px;
  background: rgba(4, 16, 25, 0.44);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 10px;
  font-size: 28px;
}

.hero-metrics span {
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
}

.section {
  padding: 92px clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading.align-left {
  margin: 0;
  text-align: left;
}

.section-heading h2,
.contact-section h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.2;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.contact-section p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.75;
}

.intro-grid,
.service-grid,
.solution-grid,
.resource-grid,
.timeline-grid,
.industry-grid {
  display: grid;
  gap: 22px;
  max-width: 1180px;
  margin: 0 auto;
}

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

.intro-grid article,
.feature-card,
.solution-grid article,
.resource-grid article,
.timeline-grid article,
.industry-grid article,
.asset-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 42px rgba(18, 35, 52, 0.06);
}

.intro-grid article {
  padding: 28px;
}

.icon-chip {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  color: #fff;
  background: var(--ink);
  border-radius: 6px;
  font-weight: 800;
}

h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.35;
}

.intro-grid p,
.feature-card p,
.solution-grid p,
.resource-grid p,
.timeline-grid p,
.industry-grid p,
.asset-row p {
  color: var(--ink-soft);
  line-height: 1.75;
}

.compute-section {
  background: #eef5f4;
}

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

.feature-card {
  min-height: 470px;
  padding: 30px;
}

.accent-card {
  color: #fff;
  background: linear-gradient(160deg, #072033 0%, #10666b 65%, #4c7d4c 100%);
  border-color: rgba(255, 255, 255, 0.16);
}

.accent-card p,
.accent-card li {
  color: rgba(255, 255, 255, 0.78);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 30px;
}

.service-icon {
  color: var(--teal);
  font-size: 14px;
  font-weight: 900;
}

.tag,
.solution-label {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  color: var(--ink);
  background: #dfecea;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
}

.accent-card .tag {
  color: #05232b;
  background: #fff;
}

.feature-card ul {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.feature-card li {
  position: relative;
  padding-left: 18px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.feature-card.accent-card li {
  color: rgba(255, 255, 255, 0.86);
}

.feature-card li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--amber);
  border-radius: 50%;
}

.assets-section {
  background:
    linear-gradient(120deg, rgba(32, 185, 173, 0.12), transparent 35%),
    #fbfcfa;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 5vw, 72px);
  max-width: 1180px;
  margin: 0 auto;
  align-items: center;
}

.asset-panel {
  padding: 12px;
}

.asset-row {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 18px;
  padding: 28px 20px;
  border-bottom: 1px solid var(--line);
}

.asset-row:last-child {
  border-bottom: 0;
}

.asset-row > span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  color: #fff;
  background: var(--blue);
  border-radius: 6px;
  font-weight: 900;
}

.asset-row p {
  margin: 10px 0 0;
}

.solutions-section {
  background: #fff;
}

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

.solution-grid article {
  min-height: 270px;
  padding: 26px;
}

.solution-label {
  margin-bottom: 28px;
  color: #0e271f;
  background: #e7f3dc;
}

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

.resource-grid article {
  min-height: 250px;
  padding: 26px;
}

.resource-grid span,
.timeline-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-bottom: 26px;
  padding: 0 10px;
  color: #05232b;
  background: #dcefed;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
}

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

.timeline-grid article {
  min-height: 250px;
  padding: 28px;
}

.timeline-grid span {
  color: #fff;
  background: var(--blue);
}

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

.industry-grid article {
  min-height: 210px;
  padding: 28px;
  border-top: 4px solid var(--teal);
}

.process-band {
  padding: 90px clamp(20px, 5vw, 72px);
  color: #fff;
  background: #071724;
}

.process-band .section-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.72);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  list-style: none;
  background: rgba(255, 255, 255, 0.14);
}

.process-list li {
  min-height: 190px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.06);
}

.process-list strong {
  display: block;
  margin-bottom: 34px;
  color: #d8f6f1;
  font-size: 26px;
}

.process-list span {
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(30px, 6vw, 78px);
  padding: 96px clamp(20px, 5vw, 72px);
  background: #eff5f2;
}

.contact-section > div,
.contact-form {
  max-width: 620px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  width: 100%;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(7, 23, 36, 0.16);
  border-radius: 6px;
  color: var(--ink);
  background: #f9fbfa;
}

.contact-form input,
.contact-form select {
  height: 46px;
  padding: 0 12px;
}

.contact-form textarea {
  min-height: 112px;
  resize: vertical;
  padding: 12px;
}

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

.contact-form button {
  grid-column: 1 / -1;
  height: 48px;
  border: 0;
  border-radius: 6px;
  color: #fff;
  background: var(--ink);
  font-weight: 800;
  cursor: pointer;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 34px clamp(20px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.72);
  background: #04111c;
}

.site-footer div {
  display: grid;
  gap: 8px;
}

.site-footer strong {
  color: #fff;
}

.site-footer nav {
  display: flex;
  gap: 24px;
}

@media (max-width: 980px) {
  .desktop-nav,
  .header-action {
    display: none;
  }

  .menu-button {
    display: block;
  }

  .hero {
    min-height: 720px;
  }

  .hero-content {
    width: calc(100% - 40px);
    margin: 0 auto;
  }

  .intro-grid,
  .service-grid,
  .solution-grid,
  .resource-grid,
  .timeline-grid,
  .industry-grid,
  .process-list,
  .split-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: auto;
  }

  .solution-grid article {
    min-height: auto;
  }

  .resource-grid article,
  .timeline-grid article,
  .industry-grid article {
    min-height: auto;
  }

  .section-heading.align-left {
    text-align: center;
    margin: 0 auto;
  }
}

@media (max-width: 640px) {
  .site-header {
    height: 64px;
    padding: 0 16px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand-copy strong {
    max-width: 210px;
    white-space: normal;
    font-size: 14px;
  }

  .brand-copy small {
    display: none;
  }

  .mobile-panel {
    top: 64px;
  }

  .hero {
    min-height: 760px;
  }

  .page-hero {
    min-height: 680px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .hero-text {
    font-size: 16px;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    margin-top: 38px;
  }

  .hero-metrics div {
    min-height: 84px;
  }

  .section,
  .process-band,
  .contact-section {
    padding: 58px 18px;
  }

  .section-heading {
    margin-bottom: 30px;
  }

  .intro-grid article,
  .feature-card,
  .solution-grid article,
  .resource-grid article,
  .timeline-grid article,
  .industry-grid article,
  .contact-form {
    padding: 22px;
  }

  .asset-row {
    grid-template-columns: 46px minmax(0, 1fr);
    padding: 22px 10px;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .site-footer {
    display: grid;
  }

  .site-footer nav {
    flex-wrap: wrap;
    gap: 14px 22px;
  }
}