:root {
  color-scheme: dark;
  --ink: #07101f;
  --ink-soft: #0c1729;
  --panel: rgba(17, 32, 53, 0.78);
  --line: rgba(191, 218, 255, 0.15);
  --line-strong: rgba(191, 218, 255, 0.28);
  --text: #f4f8ff;
  --muted: #aab8cc;
  --blue: #5f7cff;
  --cyan: #6ae4ff;
  --aqua: #79f2c8;
  --max-width: 1180px;
  --radius: 1.4rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 5%, rgba(64, 93, 255, 0.18), transparent 27rem),
    radial-gradient(circle at 12% 28%, rgba(38, 183, 212, 0.08), transparent 25rem),
    var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}

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

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

svg {
  display: block;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  color: var(--ink);
  background: var(--cyan);
  border-radius: 999px;
  font-weight: 700;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 1rem;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 68px;
  margin-top: 1rem;
  padding: 0.65rem 0.8rem;
  background: rgba(7, 16, 31, 0.73);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  backdrop-filter: blur(20px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  width: fit-content;
  font-weight: 720;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  width: 2.45rem;
  height: 2.45rem;
  place-items: center;
  color: var(--ink);
  background: var(--cyan);
  border-radius: 0.75rem;
  font-size: 0.77rem;
  font-weight: 850;
  letter-spacing: -0.04em;
  box-shadow: 0 0 25px rgba(106, 228, 255, 0.2);
}

.desktop-nav {
  display: flex;
  gap: 2rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.desktop-nav a,
.back-to-top {
  transition: color 160ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible,
.back-to-top:hover,
.back-to-top:focus-visible {
  color: var(--cyan);
}

.language-switcher {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 0.35rem;
  color: #60708a;
  font-size: 0.82rem;
  font-weight: 750;
}

.language-button {
  min-width: 2.4rem;
  min-height: 2.4rem;
  padding: 0;
  color: #70819b;
  background: transparent;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
}

.language-button:hover,
.language-button:focus-visible,
.language-button.is-active {
  color: var(--text);
}

.language-button.is-active {
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(370px, 0.95fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
  min-height: calc(100svh - 100px);
  padding: 7rem 0 6rem;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-kicker,
.project-category,
.closing-label {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.77rem;
  font-weight: 760;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1.75rem;
  color: var(--cyan);
}

.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--aqua);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(121, 242, 200, 0.11);
}

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

h1,
h2,
h3 {
  text-wrap: balance;
}

h1 {
  max-width: 11.5ch;
  margin-bottom: 1.8rem;
  font-size: clamp(3.25rem, 7vw, 6.8rem);
  font-weight: 730;
  line-height: 0.95;
  letter-spacing: -0.07em;
}

.hero-lead {
  max-width: 39rem;
  margin-bottom: 2.4rem;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.5vw, 1.28rem);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.78rem 1.2rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 700;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button svg,
.back-to-top svg {
  width: 1.15rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

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

.button-primary {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 14px 40px rgba(55, 198, 234, 0.2);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #a1efff;
}

.button-quiet:hover,
.button-quiet:focus-visible {
  border-color: var(--cyan);
}

.hero-system {
  position: relative;
  min-height: 32rem;
  isolation: isolate;
}

.hero-system::before {
  position: absolute;
  top: 8%;
  left: 10%;
  z-index: -1;
  width: 80%;
  height: 80%;
  content: "";
  background: rgba(52, 97, 255, 0.24);
  filter: blur(90px);
  border-radius: 50%;
}

.signal-card {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(18, 35, 60, 0.96), rgba(7, 17, 32, 0.88));
  box-shadow: 0 35px 80px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(18px);
}

.signal-card-main {
  position: absolute;
  inset: 2.5rem 1rem 3.8rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem;
  overflow: hidden;
  border-radius: 2.2rem;
  transform: rotate(2.5deg);
}

.signal-card-main::after {
  position: absolute;
  inset: auto -20% -45% 15%;
  height: 65%;
  content: "";
  background: rgba(106, 228, 255, 0.08);
  filter: blur(40px);
  border-radius: 50%;
}

.signal-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #91a2bb;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
}

.signal-state {
  color: var(--aqua);
}

.orbit {
  position: relative;
  width: min(74%, 18rem);
  aspect-ratio: 1;
  margin: auto;
}

.orbit-core,
.orbit-ring,
.orbit-node {
  position: absolute;
  border-radius: 50%;
}

.orbit-core {
  inset: 38%;
  z-index: 2;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: var(--cyan);
  font-size: 1rem;
  font-weight: 900;
  box-shadow: 0 0 40px rgba(106, 228, 255, 0.65);
}

.orbit-ring {
  border: 1px solid rgba(141, 193, 255, 0.22);
}

.orbit-ring-one {
  inset: 16%;
}

.orbit-ring-two {
  inset: 1%;
  border-style: dashed;
  animation: spin 24s linear infinite;
}

.orbit-node {
  width: 0.75rem;
  height: 0.75rem;
  background: var(--blue);
  box-shadow: 0 0 20px var(--blue);
}

.orbit-node-one {
  top: 13%;
  left: 47%;
}

.orbit-node-two {
  right: 8%;
  bottom: 30%;
  background: var(--aqua);
  box-shadow: 0 0 20px var(--aqua);
}

.orbit-node-three {
  bottom: 11%;
  left: 26%;
  background: var(--cyan);
  box-shadow: 0 0 20px var(--cyan);
}

.signal-statement {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
  font-size: 1rem;
  font-weight: 670;
  letter-spacing: -0.02em;
}

.signal-card-small {
  position: absolute;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 11rem;
  min-height: 7rem;
  padding: 1rem;
  border-radius: 1.2rem;
}

.signal-card-small span {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
}

.signal-card-small strong {
  font-size: 0.9rem;
  line-height: 1.3;
}

.signal-one {
  top: 0;
  right: 0;
  transform: rotate(5deg);
}

.signal-two {
  bottom: 0;
  left: 0;
  transform: rotate(-4deg);
}

.hero-index {
  position: absolute;
  right: 0;
  bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.07);
  font-size: 7rem;
  font-weight: 850;
  line-height: 1;
  letter-spacing: -0.08em;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.section {
  padding: clamp(6.5rem, 11vw, 10rem) 0;
  border-top: 1px solid var(--line);
}

.section-kicker {
  display: flex;
  gap: 0.9rem;
  align-items: center;
  margin-bottom: 2.75rem;
  color: var(--muted);
}

.section-kicker span {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.section-kicker p {
  margin: 0;
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.6fr);
  gap: clamp(2rem, 8vw, 7rem);
  align-items: end;
  margin-bottom: 4.5rem;
}

.section-intro h2,
.about-heading h2,
.closing h2 {
  margin-bottom: 0;
  font-size: clamp(2.5rem, 5.8vw, 5.4rem);
  font-weight: 680;
  line-height: 1.02;
  letter-spacing: -0.065em;
}

.section-intro p {
  margin-bottom: 0;
  color: var(--muted);
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.principle-card {
  position: relative;
  min-height: 24rem;
  padding: 1.4rem;
  background: linear-gradient(155deg, rgba(19, 35, 57, 0.72), rgba(9, 20, 36, 0.45));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.principle-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  background: linear-gradient(155deg, rgba(24, 45, 73, 0.83), rgba(9, 20, 36, 0.58));
}

.card-number {
  color: #70819b;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
}

.card-icon {
  width: 3.3rem;
  margin: 4rem 0 2.2rem;
  fill: none;
  stroke: var(--cyan);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.principle-card h3 {
  margin-bottom: 0.8rem;
  font-size: 1.35rem;
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.principle-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.section-intro-compact {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.6fr);
}

.project-list {
  display: grid;
  gap: 1.2rem;
}

.project-card {
  position: relative;
  min-height: 29rem;
  padding: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 0.45rem);
  isolation: isolate;
}

.project-card::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  content: "";
  background: linear-gradient(115deg, rgba(16, 31, 52, 0.96) 10%, rgba(12, 27, 49, 0.85) 55%, rgba(13, 31, 52, 0.45));
}

.project-card::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background-image: radial-gradient(rgba(255, 255, 255, 0.12) 0.7px, transparent 0.7px);
  background-size: 12px 12px;
  mask-image: linear-gradient(90deg, transparent 45%, black);
  opacity: 0.5;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.project-status::before {
  width: 0.45rem;
  height: 0.45rem;
  content: "";
  background: var(--aqua);
  border-radius: 50%;
}

.project-body {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-top: 9rem;
}

.project-category {
  margin-bottom: 0.9rem;
  color: var(--cyan);
}

.project-body h3 {
  margin: 0;
  font-size: clamp(3.3rem, 7vw, 7rem);
  font-weight: 680;
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.project-body > p {
  max-width: 35rem;
  margin: 0;
  color: #bbc8da;
  font-size: 1rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 2.5rem;
}

.project-tags span {
  padding: 0.38rem 0.75rem;
  color: #b8c8dc;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.73rem;
  font-weight: 650;
}

.project-mark {
  position: absolute;
  top: 3rem;
  right: 8%;
  z-index: -1;
  width: 14rem;
  height: 14rem;
  opacity: 0.72;
}

.nearlink-mark span {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(106, 228, 255, 0.45);
  border-radius: 50%;
}

.nearlink-mark span:nth-child(2) {
  inset: 18%;
  border-color: rgba(95, 124, 255, 0.75);
}

.nearlink-mark span:nth-child(3) {
  inset: 40%;
  background: var(--cyan);
  border: 0;
  box-shadow: 0 0 65px rgba(106, 228, 255, 0.72);
}

.orun-mark {
  display: grid;
  place-items: center;
  transform: rotate(45deg);
}

.orun-mark span {
  position: absolute;
  width: 60%;
  height: 60%;
  border: 1px solid rgba(121, 242, 200, 0.55);
  border-radius: 2rem;
}

.orun-mark span:nth-child(2) {
  width: 35%;
  height: 35%;
  border-color: rgba(106, 228, 255, 0.7);
}

.orun-mark span:nth-child(3) {
  width: 12%;
  height: 12%;
  background: var(--aqua);
  border: 0;
  box-shadow: 0 0 65px rgba(121, 242, 200, 0.75);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: clamp(3rem, 10vw, 9rem);
}

.about-heading h2 {
  position: sticky;
  top: 9rem;
}

.about-copy {
  padding-top: 0.7rem;
  color: var(--muted);
}

.about-copy .about-lead {
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1.45;
  letter-spacing: -0.025em;
}

.focus-line {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.focus-line span {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.focus-line p {
  margin: 0;
  color: #c4d1e2;
}

.closing {
  position: relative;
  padding: clamp(7rem, 15vw, 13rem) 0;
  text-align: center;
  border-top: 1px solid var(--line);
}

.closing::before {
  position: absolute;
  top: 25%;
  left: 50%;
  z-index: -1;
  width: 30rem;
  height: 20rem;
  content: "";
  background: rgba(60, 102, 255, 0.18);
  filter: blur(90px);
  border-radius: 50%;
  transform: translateX(-50%);
}

.closing-label {
  margin-bottom: 1.5rem;
  color: var(--cyan);
}

.closing h2 {
  max-width: 12ch;
  margin-inline: auto;
}

.closing-note {
  max-width: 34rem;
  margin: 2rem auto 0;
  color: var(--muted);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 9rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
}

.footer-brand .brand-name {
  color: var(--text);
}

.site-footer p {
  margin: 0;
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  justify-self: end;
  gap: 0.55rem;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    min-height: auto;
    padding-top: 7rem;
  }

  h1 {
    max-width: 12ch;
  }

  .hero-system {
    width: min(100%, 36rem);
    min-height: 30rem;
    margin-inline: auto;
  }

  .section-intro,
  .section-intro-compact,
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .section-intro p {
    max-width: 42rem;
  }

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

  .principle-card {
    min-height: 19rem;
  }

  .card-icon {
    margin-top: 2.5rem;
  }

  .project-body {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .about-heading h2 {
    position: static;
  }
}

@media (max-width: 600px) {
  .site-shell {
    width: min(calc(100% - 1.2rem), var(--max-width));
  }

  .site-header {
    top: 0.6rem;
    margin-top: 0.6rem;
  }

  .brand-name {
    font-size: 0.92rem;
  }

  .hero {
    padding: 5.5rem 0 4rem;
  }

  h1 {
    font-size: clamp(3.15rem, 16vw, 4.8rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-system {
    min-height: 25rem;
  }

  .signal-card-main {
    inset: 2.8rem 0.7rem 3.8rem;
  }

  .signal-card-small {
    width: 9.5rem;
    min-height: 6rem;
  }

  .section {
    padding: 6rem 0;
  }

  .section-intro {
    margin-bottom: 3rem;
  }

  .section-intro h2,
  .about-heading h2,
  .closing h2 {
    font-size: clamp(2.65rem, 12vw, 4rem);
  }

  .principle-card {
    min-height: 18rem;
  }

  .project-card {
    min-height: 34rem;
    padding: 1.1rem;
  }

  .project-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-body {
    margin-top: 9rem;
  }

  .project-body h3 {
    font-size: 4rem;
  }

  .project-mark {
    top: 4.5rem;
    right: 6%;
    width: 10rem;
    height: 10rem;
  }

  .site-footer {
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
  }

  .site-footer > p {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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