:root {
  --navy: #0b1220;
  --navy-soft: #22304a;
  --blue: #1461ff;
  --cyan: #21c7ff;
  --purple: #7a4cff;
  --eva: #9cff00;
  --mist: #f3f6fa;
  --line: #dfe7ee;
  --text: #17213a;
  --muted: #64708a;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(20, 97, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 10%, rgba(20, 97, 255, 0.12), transparent 26rem),
    radial-gradient(circle at 92% 28%, rgba(33, 199, 255, 0.14), transparent 24rem),
    radial-gradient(circle at 78% 72%, rgba(122, 76, 255, 0.1), transparent 22rem),
    linear-gradient(180deg, #ffffff 0%, #f7fbff 55%, #e9faff 100%);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1120px, calc(100% - 40px));
  min-height: 82px;
  margin: 0 auto;
  padding: 10px 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 360px;
  height: 80px;
  overflow: visible;
}

.brand-logo {
  display: block;
  width: 300px;
  max-width: none;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--navy-soft);
  font-size: 14px;
  font-weight: 700;
}

.nav a {
  padding: 9px 12px;
  border-radius: 8px;
}

.nav a:hover {
  background: var(--mist);
}

/* Header and CTA polish */
.nav .nav-action {
  color: var(--navy) !important;
  background: transparent !important;
  box-shadow: none !important;
  border: 1px solid transparent !important;
}

.nav .nav-action:hover,
.nav .nav-action:focus-visible {
  color: #ffffff !important;
  background: linear-gradient(135deg, var(--blue), var(--purple)) !important;
  box-shadow: 0 12px 28px rgba(20, 97, 255, 0.22) !important;
}

.contact {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto !important;
  align-items: center !important;
}

.contact .button {
  min-width: 118px !important;
  padding: 0 22px !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
}

@media (max-width: 620px) {
  .contact {
    grid-template-columns: 1fr !important;
  }
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.82fr);
  align-items: center;
  gap: 56px;
  width: min(1120px, calc(100% - 40px));
  min-height: calc(100vh - 82px);
  margin: 0 auto;
  padding: 56px 0 72px;
}

.hero-copy {
  max-width: 690px;
}

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

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

h1 {
  margin-bottom: 24px;
  color: var(--navy);
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.04;
}

h2 {
  margin-bottom: 18px;
  color: var(--navy);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.12;
}

h3 {
  margin-bottom: 12px;
  color: var(--navy);
  font-size: 22px;
  line-height: 1.25;
}

.hero-lead {
  max-width: 610px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 18px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
}

.button.primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  box-shadow: 0 16px 35px rgba(20, 97, 255, 0.22);
}

.button.secondary {
  color: var(--navy);
  background: #ffffff;
  border-color: var(--line);
}

.hero-visual {
  display: grid;
  place-items: center;
  min-height: 500px;
}

.hero-logo-panel {
  position: relative;
  display: grid;
  place-items: center;
  width: min(560px, 100%);
  aspect-ratio: 1;
  overflow: visible;
  background: transparent;
  box-shadow: none;
}

.hero-logo-panel::before {
  position: absolute;
  inset: 5%;
  z-index: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.96) 0 42%, rgba(235, 248, 255, 0.92) 43% 68%, rgba(255, 255, 255, 0.96) 69% 100%);
  box-shadow: 0 24px 70px rgba(20, 97, 255, 0.12);
  content: "";
}

.hero-logo-panel img {
  position: relative;
  z-index: 1;
  display: block;
  width: 88%;
  max-width: none;
  height: auto;
  object-fit: contain;
  border-radius: 0;
  mix-blend-mode: multiply;
}

.section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 88px 0;
}

.intro {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 54px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro p:last-child,
.split-copy p,
.contact p {
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.service-card {
  min-height: 314px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 14px 40px rgba(20, 97, 255, 0.06);
}

.service-card:nth-child(2) {
  transform: translateY(22px);
}

.service-card:nth-child(3) {
  transform: translateY(-10px);
}

.service-card.highlight {
  border-color: rgba(122, 76, 255, 0.34);
  background:
    linear-gradient(180deg, rgba(33, 199, 255, 0.1), rgba(255, 255, 255, 0.86)),
    #ffffff;
}

.service-card p,
.model-grid p {
  color: var(--muted);
}

.card-index {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--purple);
  font-size: 14px;
  font-weight: 900;
}

.split {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 64px;
}

.community-map {
  position: relative;
  min-height: 440px;
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(20, 97, 255, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(33, 199, 255, 0.08) 1px, transparent 1px),
    #ffffff;
  background-size: 44px 44px;
  box-shadow: var(--shadow);
}

.community-map strong,
.community-map span {
  position: absolute;
  display: grid;
  place-items: center;
  border-radius: 999px;
  font-weight: 900;
}

.community-map strong {
  inset: 50% auto auto 50%;
  width: 128px;
  height: 128px;
  transform: translate(-50%, -50%);
  color: #ffffff;
  background: var(--navy);
  box-shadow: 0 22px 44px rgba(11, 18, 32, 0.24);
}

.community-map span {
  width: 92px;
  height: 92px;
  color: #ffffff;
}

.community-map span:nth-child(1) {
  top: 48px;
  left: 54px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.community-map span:nth-child(2) {
  top: 72px;
  right: 54px;
  background: linear-gradient(135deg, var(--purple), var(--blue));
}

.community-map span:nth-child(3) {
  bottom: 62px;
  left: 70px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
}

.community-map span:nth-child(4) {
  right: 66px;
  bottom: 54px;
  background: linear-gradient(135deg, var(--navy-soft), var(--navy));
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--navy-soft);
  font-weight: 700;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--eva);
  content: "";
}

.model {
  border-top: 1px solid var(--line);
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.model-grid div {
  padding: 28px;
  border-left: 4px solid var(--blue);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 34px rgba(20, 97, 255, 0.06);
}

.model-grid div:nth-child(2) {
  border-left-color: var(--purple);
}

.model-grid div:nth-child(3) {
  border-left-color: var(--cyan);
}

.model-grid span {
  display: block;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.model-grid strong {
  display: block;
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 26px;
}

.contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 56px;
  padding: 44px;
  border-radius: 8px;
  color: #ffffff;
  background:
    radial-gradient(circle at 88% 20%, rgba(33, 199, 255, 0.42), transparent 20rem),
    linear-gradient(135deg, var(--navy), #172654 62%, #24145f);
}

.contact h2,
.contact p,
.contact .eyebrow {
  color: #ffffff;
}

.contact p {
  max-width: 720px;
  margin-bottom: 0;
  opacity: 0.82;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 40px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero,
  .intro,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 10px;
    min-height: 0;
    padding-top: 42px;
  }

  .hero-visual {
    min-height: 360px;
  }

  .hero-logo-panel {
    width: min(390px, 100%);
  }

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

  .service-card:nth-child(2),
  .service-card:nth-child(3) {
    transform: none;
  }

  .contact,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .site-header,
  .hero,
  .section,
  .site-footer {
    width: min(100% - 28px, 1120px);
  }

  .brand {
    width: 260px;
    height: 70px;
  }

  .brand-logo {
    width: 260px;
  }

  .nav a {
    flex: 0 0 auto;
  }

  h1 {
    font-size: 42px;
  }

  .hero-lead,
  .intro p:last-child,
  .split-copy p,
  .contact p {
    font-size: 16px;
  }

  .service-grid,
  .model-grid {
    grid-template-columns: 1fr;
  }

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

  .community-map {
    min-height: 340px;
  }

  .community-map strong {
    width: 106px;
    height: 106px;
  }

  .community-map span {
    width: 76px;
    height: 76px;
    font-size: 14px;
  }

  .contact {
    padding: 28px;
  }
}
/* Unified nav hover states */
.nav a {
  color: var(--navy-soft) !important;
  background: transparent !important;
  border: 1px solid transparent !important;
  box-shadow: none !important;
  transition:
    color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.nav a:hover,
.nav a:focus-visible {
  color: #ffffff !important;
  background: linear-gradient(135deg, var(--blue), var(--purple)) !important;
  box-shadow: 0 12px 28px rgba(20, 97, 255, 0.22) !important;
  transform: translateY(-1px);
}

.nav .nav-action {
  color: var(--navy-soft) !important;
  background: transparent !important;
}

.nav .nav-action:hover,
.nav .nav-action:focus-visible {
  color: #ffffff !important;
  background: linear-gradient(135deg, var(--blue), var(--purple)) !important;
}
/* Transparent header + clean horizontal logo */
.site-header {
  background: rgba(255, 255, 255, 0.48) !important;
  backdrop-filter: blur(18px) saturate(140%) !important;
  box-shadow: none !important;
  border-bottom: 1px solid rgba(20, 97, 255, 0.06) !important;
}

.brand {
  width: 280px !important;
  height: 72px !important;
  overflow: visible !important;
  background: transparent !important;
}

.brand-logo {
  display: block !important;
  width: 260px !important;
  height: auto !important;
  max-width: none !important;
  background: transparent !important;
  mix-blend-mode: multiply;
}

.nav a {
  background: transparent !important;
}

.nav a:hover,
.nav a:focus-visible {
  color: #ffffff !important;
  background: linear-gradient(135deg, var(--blue), var(--purple)) !important;
  box-shadow: 0 12px 28px rgba(20, 97, 255, 0.22) !important;
}
/* Investor deck proportion polish */
.site-header {
  width: min(1180px, calc(100% - 72px)) !important;
  min-height: 68px !important;
  padding: 8px 0 !important;
}

.brand {
  width: 260px !important;
  height: 58px !important;
}

.brand-logo {
  width: 245px !important;
}

.nav {
  gap: 14px !important;
  font-size: 14px !important;
}

.nav a {
  padding: 8px 10px !important;
}

.hero {
  width: min(1180px, calc(100% - 72px)) !important;
  grid-template-columns: minmax(0, 0.98fr) minmax(360px, 0.82fr) !important;
  gap: 72px !important;
  min-height: calc(100vh - 68px) !important;
  padding: 36px 0 64px !important;
}

.hero-copy {
  max-width: 620px !important;
}

.eyebrow {
  margin-bottom: 18px !important;
  font-size: 12px !important;
  letter-spacing: 0.04em !important;
}

h1 {
  max-width: 620px !important;
  margin-bottom: 26px !important;
  font-size: clamp(44px, 5.4vw, 68px) !important;
  line-height: 1.08 !important;
  letter-spacing: -0.01em !important;
}

.hero-lead {
  max-width: 560px !important;
  font-size: 17px !important;
  line-height: 1.85 !important;
}

.hero-actions {
  margin-top: 34px !important;
}

.button {
  min-height: 46px !important;
  padding: 0 22px !important;
  font-size: 15px !important;
}

.hero-visual {
  min-height: 460px !important;
}

.hero-logo-panel {
  width: min(460px, 100%) !important;
}

.hero-logo-panel img {
  width: 86% !important;
}

.section {
  width: min(1180px, calc(100% - 72px)) !important;
  padding: 76px 0 !important;
}

h2 {
  font-size: clamp(30px, 3.3vw, 44px) !important;
  line-height: 1.16 !important;
}

h3 {
  font-size: 20px !important;
}

.intro {
  gap: 68px !important;
}

.intro p:last-child,
.split-copy p,
.contact p {
  font-size: 17px !important;
  line-height: 1.85 !important;
}

.service-grid {
  gap: 18px !important;
}

.service-card {
  min-height: 286px !important;
  padding: 28px 24px !important;
}

.card-index {
  margin-bottom: 28px !important;
}

.split {
  gap: 76px !important;
}

.community-map {
  min-height: 400px !important;
}

.model-grid div {
  padding: 30px 28px !important;
}

.model-grid strong {
  font-size: 24px !important;
}

.contact {
  padding: 48px !important;
  gap: 48px !important;
}

.contact h2 {
  max-width: 760px !important;
}

.contact .button {
  min-width: 128px !important;
  white-space: nowrap !important;
}

.site-footer {
  width: min(1180px, calc(100% - 72px)) !important;
}

@media (max-width: 920px) {
  .site-header,
  .hero,
  .section,
  .site-footer {
    width: min(100% - 36px, 1180px) !important;
  }

  .hero {
    gap: 30px !important;
    padding-top: 32px !important;
  }

  .hero-logo-panel {
    width: min(360px, 100%) !important;
  }

  h1 {
    font-size: 44px !important;
  }
}

@media (max-width: 620px) {
  .brand {
    width: 220px !important;
    height: 52px !important;
  }

  .brand-logo {
    width: 210px !important;
  }

  h1 {
    font-size: 38px !important;
  }

  .section {
    padding: 62px 0 !important;
  }

  .contact {
    padding: 30px !important;
  }
}
/* Mobile-first refinements for investor review */
@media (max-width: 760px) {
  body {
    background:
      radial-gradient(circle at 12% 4%, rgba(20, 97, 255, 0.1), transparent 18rem),
      radial-gradient(circle at 94% 22%, rgba(33, 199, 255, 0.12), transparent 18rem),
      linear-gradient(180deg, #ffffff 0%, #f7fbff 56%, #eafaff 100%) !important;
  }

  .site-header {
    position: sticky !important;
    top: 0 !important;
    width: 100% !important;
    min-height: auto !important;
    padding: 10px 18px 12px !important;
    gap: 10px !important;
    background: rgba(255, 255, 255, 0.86) !important;
    border-bottom: 1px solid rgba(20, 97, 255, 0.08) !important;
  }

  .brand {
    width: 210px !important;
    height: 50px !important;
  }

  .brand-logo {
    width: 205px !important;
  }

  .nav {
    width: 100% !important;
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 6px !important;
    overflow: visible !important;
    padding-bottom: 0 !important;
    font-size: 13px !important;
  }

  .nav a {
    min-height: 36px !important;
    padding: 0 6px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 8px !important;
    white-space: nowrap !important;
  }

  .hero {
    width: min(100% - 32px, 1180px) !important;
    grid-template-columns: 1fr !important;
    gap: 28px !important;
    min-height: auto !important;
    padding: 48px 0 56px !important;
  }

  .hero-copy {
    max-width: none !important;
  }

  .eyebrow {
    margin-bottom: 12px !important;
    font-size: 11px !important;
    line-height: 1.3 !important;
  }

  h1 {
    max-width: 100% !important;
    margin-bottom: 18px !important;
    font-size: clamp(34px, 10.8vw, 44px) !important;
    line-height: 1.12 !important;
    letter-spacing: 0 !important;
  }

  .hero-lead {
    max-width: 100% !important;
    margin-bottom: 0 !important;
    font-size: 15.5px !important;
    line-height: 1.78 !important;
  }

  .hero-actions {
    margin-top: 24px !important;
    gap: 10px !important;
  }

  .button {
    flex: 1 1 0 !important;
    min-width: 0 !important;
    min-height: 44px !important;
    padding: 0 14px !important;
    font-size: 14px !important;
    white-space: nowrap !important;
  }

  .hero-visual {
    min-height: auto !important;
    order: -1;
  }

  .hero-logo-panel {
    width: min(260px, 78vw) !important;
  }

  .hero-logo-panel img {
    width: 88% !important;
  }

  .section {
    width: min(100% - 32px, 1180px) !important;
    padding: 56px 0 !important;
  }

  .intro {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  h2 {
    font-size: clamp(28px, 8vw, 34px) !important;
    line-height: 1.18 !important;
  }

  h3 {
    font-size: 19px !important;
  }

  .intro p:last-child,
  .split-copy p,
  .contact p {
    font-size: 15.5px !important;
    line-height: 1.78 !important;
  }

  .section-heading {
    margin-bottom: 22px !important;
  }

  .service-grid,
  .model-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .service-card,
  .model-grid div {
    min-height: auto !important;
    padding: 22px !important;
  }

  .card-index {
    margin-bottom: 18px !important;
  }

  .split {
    grid-template-columns: 1fr !important;
    gap: 28px !important;
  }

  .community-map {
    min-height: 280px !important;
    order: 2;
  }

  .community-map strong {
    width: 94px !important;
    height: 94px !important;
    font-size: 18px !important;
  }

  .community-map span {
    width: 66px !important;
    height: 66px !important;
    font-size: 13px !important;
  }

  .community-map span:nth-child(1) {
    top: 28px !important;
    left: 28px !important;
  }

  .community-map span:nth-child(2) {
    top: 40px !important;
    right: 28px !important;
  }

  .community-map span:nth-child(3) {
    bottom: 34px !important;
    left: 38px !important;
  }

  .community-map span:nth-child(4) {
    right: 34px !important;
    bottom: 28px !important;
  }

  .model-grid strong {
    font-size: 22px !important;
  }

  .contact {
    grid-template-columns: 1fr !important;
    padding: 28px !important;
    gap: 22px !important;
  }

  .contact h2 {
    max-width: 100% !important;
  }

  .contact .button {
    width: 100% !important;
    min-width: 0 !important;
  }

  .site-footer {
    width: min(100% - 32px, 1180px) !important;
    gap: 8px !important;
    padding: 22px 0 30px !important;
    font-size: 13px !important;
  }
}

@media (max-width: 390px) {
  .brand {
    width: 188px !important;
  }

  .brand-logo {
    width: 185px !important;
  }

  .nav {
    font-size: 12px !important;
  }

  h1 {
    font-size: 32px !important;
  }

  .hero {
    width: min(100% - 24px, 1180px) !important;
  }

  .section,
  .site-footer {
    width: min(100% - 24px, 1180px) !important;
  }
}