:root {
  color-scheme: dark;

  --bg: #080d1a;
  --bg-deep: #050814;
  --bg-soft: #0e1628;
  --panel: rgba(18, 28, 50, 0.82);
  --panel-strong: rgba(24, 37, 66, 0.94);
  --panel-soft: rgba(255, 255, 255, 0.045);
  --text: #f3f7ff;
  --text-strong: #ffffff;
  --muted: #a9b7d3;
  --muted-strong: #c8d4ea;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.22);
  --accent: #7dd3fc;
  --accent-strong: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.14);
  --violet: #a78bfa;
  --warning: #facc15;
  --success: #86efac;
  --radius-sm: 14px;
  --radius: 24px;
  --radius-lg: 34px;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.36);
  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.22);
  --max-width: 1140px;
  --header-height: 78px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% -10%, rgba(56, 189, 248, 0.24), transparent 34rem),
    radial-gradient(circle at 82% 0%, rgba(167, 139, 250, 0.18), transparent 32rem),
    linear-gradient(180deg, var(--bg), var(--bg-deep) 52%, var(--bg));
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.8), transparent 72%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle at center, transparent 0, rgba(0, 0, 0, 0.34) 78%);
}

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

a,
button {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(125, 211, 252, 0.7);
  outline-offset: 4px;
}

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

p {
  margin-bottom: 0;
}

code {
  padding: 0.16rem 0.42rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--accent);
  background: rgba(255, 255, 255, 0.055);
  font-size: 0.92em;
}

.container {
  width: min(var(--max-width), calc(100% - 32px));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 999;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  color: #06111f;
  background: var(--accent-strong);
  font-weight: 800;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 13, 26, 0.78);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

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

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(125, 211, 252, 0.96), rgba(167, 139, 250, 0.92)),
    #38bdf8;
  color: #06111f;
  font-weight: 950;
  letter-spacing: -0.05em;
  box-shadow: 0 14px 36px rgba(56, 189, 248, 0.2);
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text strong {
  color: var(--text-strong);
  letter-spacing: -0.02em;
}

.brand-text small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.82rem;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.94rem;
}

.main-nav a {
  position: relative;
  padding: 0.55rem 0.72rem;
  border: 1px solid transparent;
  border-radius: 999px;
  transition:
    color 160ms ease,
    background 160ms ease,
    border-color 160ms ease,
    transform 160ms ease;
}

.main-nav a:hover,
.main-nav a.active,
.main-nav a[aria-current="page"] {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.055);
}

.main-nav a:hover {
  transform: translateY(-1px);
}

.hero {
  padding: 104px 0 78px;
}

.hero-home {
  min-height: calc(100vh - var(--header-height));
  display: grid;
  align-items: center;
}

.hero-compact {
  padding: 82px 0 44px;
}

.hero-grid,
.page-hero-grid {
  display: grid;
  gap: 34px;
  align-items: stretch;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
}

.page-hero-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.48fr);
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

h1 {
  max-width: 960px;
  margin-bottom: 26px;
  color: var(--text-strong);
  font-size: clamp(3.1rem, 7.8vw, 6.6rem);
  line-height: 0.93;
  letter-spacing: -0.085em;
}

.hero-compact h1 {
  font-size: clamp(2.85rem, 6.8vw, 5.75rem);
}

h2 {
  margin-bottom: 16px;
  color: var(--text-strong);
  font-size: clamp(2rem, 4.2vw, 3.35rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 12px;
  color: var(--text-strong);
  font-size: 1.22rem;
  line-height: 1.22;
  letter-spacing: -0.025em;
}

.hero-lead {
  max-width: 830px;
  color: #dfe8fb;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
}

.hero-note {
  max-width: 790px;
  margin-top: 18px;
  color: var(--muted);
}

.hero-actions,
.section-actions,
.cta-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

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

.section-actions {
  justify-content: center;
  margin-top: 42px;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 850;
  letter-spacing: -0.01em;
  transition:
    transform 160ms ease,
    filter 160ms ease,
    background 160ms ease,
    border-color 160ms ease;
}

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

.btn-primary {
  color: #06111f;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  box-shadow: 0 16px 36px rgba(56, 189, 248, 0.22);
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.btn-secondary {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
}

.btn-secondary:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.075);
}

.hero-card,
.page-summary-card,
.project-card,
.area-item,
.profile-panel,
.notice-panel,
.stat-card,
.contact-card,
.proof-panel,
.proof-list article,
.lens-grid article,
.cta-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}

.hero-system-card,
.page-summary-card {
  position: relative;
  overflow: hidden;
}

.hero-system-card::before,
.page-summary-card::before,
.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 0%, rgba(125, 211, 252, 0.18), transparent 18rem),
    radial-gradient(circle at 100% 20%, rgba(167, 139, 250, 0.14), transparent 16rem);
}

.hero-card {
  padding: 30px;
  background:
    linear-gradient(180deg, rgba(28, 41, 71, 0.88), rgba(14, 22, 40, 0.88)),
    var(--panel);
  box-shadow: var(--shadow);
}

.hero-card > *,
.page-summary-card > *,
.cta-panel > * {
  position: relative;
}

.page-summary-card {
  align-self: start;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(28, 41, 71, 0.9), rgba(14, 22, 40, 0.88)),
    var(--panel);
}

.page-summary-card strong {
  display: block;
  margin-bottom: 12px;
  color: var(--text-strong);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.page-summary-card p,
.hero-card p {
  color: var(--muted);
}

.card-label,
.project-kicker {
  display: inline-flex;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.13em;
}

.card-label {
  margin-bottom: 14px;
}

.signal-stack {
  display: grid;
  gap: 12px;
  margin: 24px 0;
}

.signal-stack div {
  display: grid;
  gap: 4px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.signal-stack strong {
  color: var(--accent);
  font-size: 1.55rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.signal-stack span {
  color: var(--muted);
  font-size: 0.92rem;
}

.text-link {
  color: var(--accent);
  font-weight: 850;
}

.text-link:hover,
.project-card a:hover,
.footer-links a:hover {
  color: #bae6fd;
}

.section {
  padding: 82px 0;
}

.section-tight {
  padding: 54px 0;
}

.section-muted {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.036), rgba(255, 255, 255, 0.02));
}

.section-heading {
  max-width: 800px;
  margin-bottom: 36px;
}

.section-heading p {
  color: var(--muted);
}

.proof-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 20px;
}

.proof-panel {
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(56, 189, 248, 0.12), rgba(18, 28, 50, 0.82)),
    var(--panel);
}

.proof-list {
  display: grid;
  gap: 14px;
}

.proof-list article {
  padding: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.proof-list p {
  color: var(--muted);
}

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

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

.project-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  padding: 26px;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(125, 211, 252, 0.32);
  background: var(--panel-strong);
  box-shadow: var(--shadow);
}

.project-card p,
.area-item p,
.profile-panel p,
.notice-panel p,
.contact-card p,
.lens-grid p,
.cta-panel p {
  color: var(--muted);
}

.project-card a {
  margin-top: auto;
  color: var(--accent);
  font-weight: 850;
}

.card-topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.scope-pill {
  flex: 0 0 auto;
  padding: 0.32rem 0.58rem;
  border: 1px solid rgba(125, 211, 252, 0.25);
  border-radius: 999px;
  color: var(--muted-strong);
  background: rgba(125, 211, 252, 0.08);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.featured-card {
  border-color: rgba(125, 211, 252, 0.28);
  background:
    linear-gradient(180deg, rgba(56, 189, 248, 0.105), rgba(18, 28, 50, 0.82)),
    var(--panel);
}

.product-card-featured {
  border-color: rgba(134, 239, 172, 0.3);
  background:
    linear-gradient(180deg, rgba(134, 239, 172, 0.1), rgba(18, 28, 50, 0.84)),
    var(--panel);
}

.product-card-featured .project-kicker,
.product-card-featured .scope-pill {
  color: var(--success);
}

.caution-card {
  border-color: rgba(250, 204, 21, 0.22);
}

.caution-card .project-kicker {
  color: var(--warning);
}

.caution-card .scope-pill {
  border-color: rgba(250, 204, 21, 0.24);
  background: rgba(250, 204, 21, 0.08);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 30px;
}

.tags span {
  padding: 0.4rem 0.64rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #dce6ff;
  background: rgba(255, 255, 255, 0.045);
  font-size: 0.78rem;
}

.project-limits {
  padding: 0.85rem 1rem;
  border: 1px solid rgba(125, 211, 252, 0.18);
  border-radius: 18px;
  background: rgba(125, 211, 252, 0.06);
  font-size: 0.92rem;
}

.featured-project-showcase {
  width: 100%;
  min-height: auto;
  padding: 32px;
}

.featured-project-layout {
  display: grid;
  grid-template-columns: minmax(320px, 1.1fr) minmax(380px, 1fr);
  gap: 24px;
  align-items: start;
}

.featured-project-copy {
  display: grid;
  gap: 14px;
}

.featured-project-copy .card-topline {
  margin-bottom: 2px;
}

.featured-project-copy h3 {
  margin-bottom: 0;
}

.featured-project-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-self: start;
}

.featured-project-gallery figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
}

.featured-project-gallery img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.area-item {
  min-height: 252px;
  padding: 24px;
  background: rgba(18, 28, 50, 0.72);
}

.area-index {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--accent);
  font-weight: 900;
  letter-spacing: -0.04em;
}

.stats-section {
  padding-top: 58px;
  padding-bottom: 58px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.stat-card strong {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: clamp(2rem, 4vw, 2.65rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.stat-card span {
  color: var(--muted);
}

.profile-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 30px;
  padding: 36px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.028)),
    var(--panel);
}

.profile-copy {
  display: grid;
  gap: 16px;
}

.notice-panel {
  padding: 32px;
  border-color: rgba(250, 204, 21, 0.24);
  background:
    linear-gradient(180deg, rgba(250, 204, 21, 0.08), rgba(18, 28, 50, 0.82)),
    var(--panel);
}

.notice-panel-compact {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 24px;
  align-items: start;
}

.notice-panel h2 {
  font-size: clamp(1.75rem, 3.4vw, 2.45rem);
}

.lens-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.lens-grid article {
  padding: 26px;
  min-height: 220px;
  background: rgba(255, 255, 255, 0.045);
}

.lens-grid h2 {
  font-size: clamp(1.65rem, 3vw, 2.2rem);
}

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

.contact-card {
  min-height: 310px;
  padding: 28px;
  background: rgba(18, 28, 50, 0.72);
}

.contact-card-primary {
  border-color: rgba(125, 211, 252, 0.32);
  background:
    linear-gradient(180deg, rgba(56, 189, 248, 0.12), rgba(18, 28, 50, 0.82)),
    var(--panel);
}

.contact-card h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.52rem);
}

.contact-actions {
  margin-top: 26px;
}

.compact-list {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.compact-list li {
  position: relative;
  padding-left: 20px;
}

.compact-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  position: absolute;
  left: 0;
  top: 0.72em;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(125, 211, 252, 0.1);
}

.section-cta {
  padding-top: 0;
}

.cta-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  padding: 34px;
  background:
    linear-gradient(135deg, rgba(56, 189, 248, 0.13), rgba(167, 139, 250, 0.08)),
    var(--panel);
}

.cta-panel h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  color: var(--muted);
  background: rgba(5, 8, 20, 0.42);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-inner a,
.footer-links a {
  color: var(--accent);
  font-weight: 850;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

@media (max-width: 1040px) {
  .hero-grid,
  .page-hero-grid,
  .proof-grid,
  .notice-panel-compact,
  .profile-panel,
  .cta-panel {
    grid-template-columns: 1fr;
  }

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

  .page-summary-card {
    align-self: stretch;
  }

  .cta-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: auto;
  }

  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .main-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .hero,
  .hero-home {
    min-height: auto;
    padding-top: 64px;
    padding-bottom: 54px;
  }

  .hero-compact {
    padding-top: 62px;
  }

  .project-card,
  .contact-card {
    min-height: auto;
  }

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

@media (max-width: 620px) {
  .container {
    width: min(100% - 22px, var(--max-width));
  }

  h1 {
    font-size: 3.05rem;
    letter-spacing: -0.075em;
  }

  .hero-compact h1 {
    font-size: 2.85rem;
  }

  h2 {
    font-size: 2.05rem;
  }

  .cards-grid,
  .cards-grid-wide,
  .areas-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .featured-project-showcase {
    padding: 24px;
  }

  .featured-project-layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .featured-project-gallery {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .page-summary-card,
  .project-card,
  .area-item,
  .profile-panel,
  .notice-panel,
  .contact-card,
  .proof-panel,
  .proof-list article,
  .lens-grid article,
  .cta-panel {
    border-radius: 20px;
  }

  .hero-card,
  .page-summary-card,
  .profile-panel,
  .notice-panel,
  .cta-panel {
    padding: 24px;
  }

  .btn {
    width: 100%;
  }

  .hero-actions,
  .section-actions,
  .contact-actions,
  .cta-actions,
  .footer-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .footer-links {
    flex-direction: column;
    gap: 10px;
  }

  .card-topline {
    flex-direction: column;
  }

  .scope-pill {
    width: fit-content;
  }
}