:root {
  color-scheme: dark;
  --bg: #080b12;
  --ink: #f5f7fb;
  --muted: #aeb6c7;
  --faint: #778196;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --panel: rgba(13, 18, 29, 0.78);
  --coral: #ff806b;
  --coral-soft: rgba(255, 128, 107, 0.12);
  --mint: #a88bff;
  --violet: #a88bff;
  --max: 1160px;
}
* {
  box-sizing: border-box;
}
html {
  min-width: 320px;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  min-width: 320px;
  min-height: 100svh;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 4%, rgba(168, 139, 255, 0.16), transparent 30rem),
    radial-gradient(circle at 92% 36%, rgba(255, 128, 107, 0.08), transparent 34rem),
    radial-gradient(circle at 80% 92%, rgba(168, 139, 255, 0.11), transparent 34rem), var(--bg);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: '';
  opacity: 0.2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.042) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.042) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}
a {
  color: inherit;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
footer a {
  text-decoration: none;
}
footer a:hover {
  color: var(--ink);
}
button {
  font: inherit;
}
:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 4px;
}
.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--bg);
  background: var(--ink);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}
.skip-link:focus {
  transform: translateY(0);
}
.shell,
.section-shell {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}
.hero-shell {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}
.nav {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.18em;
  text-decoration: none;
}
.brand-mark {
  position: relative;
  width: 23px;
  height: 23px;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px 8px 9px 9px;
  transform: rotate(45deg);
}
.brand-mark::after,
.brand-mark::before {
  position: absolute;
  top: 5px;
  width: 5px;
  height: 5px;
  content: '';
  border-radius: 50%;
  background: var(--coral);
}
.brand-mark::before {
  left: 4px;
}
.brand-mark::after {
  right: 4px;
  background: var(--mint);
}
.nav-actions,
.nav-links {
  display: flex;
  align-items: center;
}
.nav-actions {
  gap: 24px;
}
.nav-links {
  gap: 24px;
}
.nav-links a {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  text-decoration: none;
  transition: color 160ms ease;
}
.nav-links a:hover {
  color: var(--ink);
}
.locale-toggle {
  display: inline-grid;
  margin: 0;
  grid-template-columns: 1fr 1fr;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
}
.locale-toggle button {
  min-width: 38px;
  padding: 6px 9px;
  border: 0;
  border-radius: 999px;
  color: var(--faint);
  background: transparent;
  cursor: pointer;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.locale-toggle button[aria-pressed='true'] {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.1);
}
.hero {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: clamp(42px, 7vw, 104px);
  padding: 68px 0 84px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 26px;
  color: var(--coral);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
.status-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--mint);
  box-shadow:
    0 0 0 5px rgba(168, 139, 255, 0.1),
    0 0 18px rgba(168, 139, 255, 0.7);
}
h1,
h2,
h3,
p {
  text-wrap: pretty;
}
h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(3.55rem, 6.7vw, 6.3rem);
  font-weight: 780;
  letter-spacing: -0.075em;
  line-height: 0.93;
}
h1 em {
  color: var(--coral);
  font-style: normal;
}
.lede {
  max-width: 590px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1.04rem, 1.55vw, 1.2rem);
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 34px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.045);
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}
.button:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.075);
  transform: translateY(-2px);
}
.button-primary {
  border-color: rgba(255, 128, 107, 0.52);
  background: var(--coral);
  color: #151016;
}
.button-primary:hover {
  border-color: var(--coral);
  background: #ff927f;
}
.arrow {
  font-size: 17px;
}
.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 25px;
  padding: 0;
  list-style: none;
  color: var(--faint);
  font-size: 11px;
}
.hero-note li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.hero-note li::before {
  width: 4px;
  height: 4px;
  content: '';
  border-radius: 50%;
  background: var(--mint);
}
.orb-wrap {
  position: relative;
  min-height: 490px;
  display: grid;
  place-items: center;
}
.orb-glow {
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 128, 107, 0.25), transparent 67%);
  filter: blur(8px);
}
.orb {
  position: relative;
  width: clamp(230px, 29vw, 340px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 24%, rgba(255, 255, 255, 0.14), transparent 17%),
    radial-gradient(
      circle at 50% 42%,
      rgba(255, 128, 107, 0.42),
      rgba(168, 139, 255, 0.15) 42%,
      rgba(8, 11, 18, 0.85) 70%
    );
  box-shadow:
    inset 0 0 65px rgba(255, 255, 255, 0.06),
    0 0 120px rgba(255, 128, 107, 0.18);
  animation: breathe 5s ease-in-out infinite;
}
.orb::before,
.orb::after {
  position: absolute;
  content: '';
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  transform: rotate(-28deg);
}
.orb::before {
  inset: -24px 15px;
  border-color: rgba(168, 139, 255, 0.38);
}
.orb::after {
  inset: 15px -24px;
  border-color: rgba(168, 139, 255, 0.35);
  transform: rotate(38deg);
}
.orb-core {
  width: 25%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--ink);
  box-shadow:
    0 0 0 10px rgba(255, 255, 255, 0.055),
    0 0 40px rgba(255, 128, 107, 0.9),
    0 0 96px rgba(255, 128, 107, 0.5);
}
.signal {
  position: absolute;
  right: 0;
  bottom: 7%;
  width: min(300px, 78%);
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
}
.signal-top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.signal strong {
  display: block;
  margin-top: 14px;
  font-size: 15px;
  font-weight: 700;
}
.bars {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  margin-top: 14px;
}
.bars i {
  width: 4px;
  height: 100%;
  border-radius: 4px;
  background: var(--coral);
  animation: pulse 1.2s ease-in-out infinite alternate;
}
.bars i:nth-child(2n) {
  height: 62%;
  background: var(--mint);
  animation-delay: 180ms;
}
.bars i:nth-child(3n) {
  height: 82%;
  background: var(--violet);
  animation-delay: 320ms;
}
.fact-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.fact {
  padding: 23px 22px;
  border-right: 1px solid var(--line);
}
.fact:first-child {
  padding-left: 0;
}
.fact:last-child {
  border-right: 0;
}
.fact strong {
  display: block;
  font-size: 15px;
}
.fact span {
  display: block;
  margin-top: 5px;
  color: var(--faint);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.section {
  padding: clamp(88px, 11vw, 150px) 0;
}
.section + .section {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}
.section-kicker {
  margin: 0 0 18px;
  color: var(--mint);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
.section h2 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 1;
  letter-spacing: -0.06em;
}
.section-intro {
  max-width: 730px;
  margin: 25px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.16rem);
  line-height: 1.75;
}
.neko-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: clamp(50px, 8vw, 110px);
}
.neko-portrait {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 36px;
  background:
    radial-gradient(circle at 50% 32%, rgba(255, 128, 107, 0.34), transparent 26%),
    radial-gradient(circle at 70% 82%, rgba(168, 139, 255, 0.18), transparent 32%),
    linear-gradient(145deg, rgba(168, 139, 255, 0.14), rgba(13, 18, 29, 0.84));
}
.neko-portrait::before {
  position: absolute;
  inset: 24px;
  content: '';
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 25px;
}
.neko-portrait img {
  position: relative;
  z-index: 1;
  width: min(82%, 430px);
  height: auto;
  filter: drop-shadow(0 35px 55px rgba(0, 0, 0, 0.38));
}
.prototype-tag {
  position: absolute;
  z-index: 2;
  left: 28px;
  bottom: 26px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8, 11, 18, 0.7);
  color: var(--muted);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}
.principles {
  display: grid;
  gap: 12px;
  margin-top: 34px;
}
.principle {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 15px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.025);
}
.principle-index {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  color: var(--coral);
  background: var(--coral-soft);
  font:
    750 11px 'SFMono-Regular',
    Consolas,
    monospace;
}
.principle h3 {
  margin: 1px 0 0;
  font-size: 15px;
}
.principle p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(420px, 1.22fr);
  gap: clamp(50px, 9vw, 130px);
  align-items: start;
}
.about-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: linear-gradient(145deg, rgba(168, 139, 255, 0.12), rgba(255, 255, 255, 0.02));
}
.about-name {
  font-size: 22px;
  font-weight: 780;
  letter-spacing: -0.03em;
}
.about-role {
  margin-top: 7px;
  color: var(--mint);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 25px;
}
.about-links a {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}
.about-links a:hover {
  color: var(--ink);
  border-color: var(--line-strong);
}
.about-copy p {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.1rem);
  line-height: 1.8;
}
.about-copy p:first-child {
  color: var(--ink);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.55;
  letter-spacing: -0.025em;
}
.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
  padding: 0;
  list-style: none;
}
.stack li {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  font-size: 11px;
  font-weight: 720;
}
.contact-card {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 6vw, 72px);
  border: 1px solid var(--line);
  border-radius: 34px;
  background: linear-gradient(
    135deg,
    rgba(255, 128, 107, 0.13),
    rgba(168, 139, 255, 0.11) 48%,
    rgba(168, 139, 255, 0.09)
  );
}
.contact-card::after {
  position: absolute;
  right: -100px;
  top: -120px;
  width: 330px;
  height: 330px;
  content: '';
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 128, 107, 0.2), transparent 68%);
}
.contact-card > * {
  position: relative;
  z-index: 1;
}
.contact-card h2 {
  max-width: 800px;
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 26px;
  padding: 30px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 10px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
@keyframes breathe {
  0%,
  100% {
    transform: scale(0.98);
  }
  50% {
    transform: scale(1.02);
  }
}
@keyframes pulse {
  from {
    transform: scaleY(0.5);
    opacity: 0.5;
  }
  to {
    transform: scaleY(1);
    opacity: 1;
  }
}
@media (max-width: 860px) {
  .nav-links {
    display: none;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 25px;
    padding-top: 38px;
  }
  .orb-wrap {
    min-height: 380px;
    order: -1;
  }
  .orb-glow {
    width: 280px;
    height: 280px;
  }
  .orb {
    width: min(280px, 68vw);
  }
  .signal {
    right: max(0px, calc(50% - 250px));
    bottom: 0;
  }
  .neko-layout,
  .about-layout {
    grid-template-columns: 1fr;
  }
  .neko-portrait {
    min-height: 430px;
  }
}
@media (max-width: 600px) {
  .shell,
  .section-shell {
    width: min(100% - 32px, var(--max));
  }
  .nav {
    min-height: 72px;
  }
  .brand {
    font-size: 11px;
  }
  .hero {
    padding: 36px 0 68px;
  }
  .orb-wrap {
    min-height: 340px;
  }
  h1 {
    font-size: clamp(3.25rem, 16vw, 4.4rem);
  }
  .eyebrow {
    max-width: 320px;
    line-height: 1.6;
  }
  .hero-actions .button,
  .contact-actions .button {
    width: 100%;
  }
  .fact-strip {
    grid-template-columns: 1fr;
  }
  .fact {
    padding: 17px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .fact:last-child {
    border-bottom: 0;
  }
  .section {
    padding: 84px 0;
  }
  .neko-portrait {
    min-height: 360px;
    border-radius: 26px;
  }
  .neko-portrait img {
    width: 84%;
  }
  footer {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

:root[data-theme='light'] {
  color-scheme: light;
  --bg: #f8f7fb;
  --ink: #23202d;
  --muted: #595361;
  --faint: #6d6577;
  --line: rgba(40, 30, 60, 0.14);
  --line-strong: rgba(40, 30, 60, 0.3);
  --panel: rgba(255, 255, 255, 0.86);
  --coral: #b53e31;
  --coral-soft: rgba(181, 62, 49, 0.08);
  --mint: #7350b5;
  --violet: #7350b5;
}
[data-theme='light'] .button-primary {
  color: #fff;
}
[data-theme='light'] .button-primary:hover {
  background: #983126;
}
[data-theme='light'] .prototype-tag {
  background: rgba(255, 255, 255, 0.88);
}
[data-theme='light'] .neko-portrait {
  background: linear-gradient(145deg, #ece4f6, #e9d6d6);
}
[data-theme='light'] .orb-core {
  background: #fff8f4;
}
.theme-toggle {
  width: 38px;
  height: 38px;
  padding: 0;
  flex-shrink: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  font-size: 21px;
  cursor: pointer;
}