:root {
  color-scheme: dark;
  --ink: #0b0c0d;
  --ink-soft: #111315;
  --paper: #f1efe7;
  --paper-soft: #c9c8c1;
  --muted: #8c918e;
  --line: rgba(241, 239, 231, 0.14);
  --acid: #d9ff43;
  --acid-deep: #aeca23;
  --coral: #ff6b4a;
  --cyan: #73d8e5;
  --header-height: 88px;
  --page-pad: clamp(22px, 4.6vw, 76px);
  --content-max: 1480px;
  --display-font: "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  --mono-font: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

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

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--paper);
  background:
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    var(--ink);
  background-size: 56px 56px;
  font-family: var(--display-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.dialog-open {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

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

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

button {
  color: inherit;
}

svg {
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

:where(a, button, input):focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 4px;
}

::selection {
  color: var(--ink);
  background: var(--acid);
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 200;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--acid);
  font-size: 13px;
  font-weight: 800;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.page-grain {
  position: fixed;
  inset: 0;
  z-index: 100;
  opacity: 0.12;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.28'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.site-header {
  position: relative;
  z-index: 50;
  width: min(100%, var(--content-max));
  height: var(--header-height);
  margin: 0 auto;
  padding: 0 var(--page-pad);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: 13px;
}

.brand-mark {
  position: relative;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  border: 1px solid rgba(217, 255, 67, 0.72);
  font-family: var(--mono-font);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: -0.09em;
}

.brand-mark i {
  width: 3px;
  height: 3px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--acid);
}

.brand-mark::after {
  content: "";
  position: absolute;
  right: -4px;
  bottom: -4px;
  width: 8px;
  height: 8px;
  background: var(--acid);
}

.brand-name {
  display: grid;
  gap: 3px;
}

.brand-name strong {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.brand-name small {
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 50px);
  font-size: 13px;
  font-weight: 650;
}

.top-nav a {
  position: relative;
  padding: 10px 0;
  color: var(--paper-soft);
  transition: color 180ms ease;
}

.top-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 1px;
  background: var(--acid);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.top-nav a:hover {
  color: var(--paper);
}

.top-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.login-entry {
  justify-self: end;
  min-height: 42px;
  padding: 0 15px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(241, 239, 231, 0.25);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.02);
  font-size: 12px;
  font-weight: 750;
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.login-entry svg {
  width: 17px;
  transition: transform 180ms ease;
}

.entry-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 0 4px rgba(217, 255, 67, 0.1);
}

.login-entry:hover {
  color: var(--ink);
  border-color: var(--acid);
  background: var(--acid);
}

.login-entry:hover .entry-pulse {
  background: var(--ink);
  box-shadow: 0 0 0 4px rgba(11, 12, 13, 0.12);
}

.login-entry:hover svg {
  transform: translateX(3px);
}

.login-entry.is-authenticated {
  color: var(--ink);
  border-color: var(--acid);
  background: var(--acid);
}

.login-entry.is-authenticated .entry-pulse {
  background: var(--ink);
  box-shadow: 0 0 0 4px rgba(11, 12, 13, 0.12);
}

.hero {
  position: relative;
  width: min(100%, var(--content-max));
  min-height: calc(100vh - var(--header-height));
  margin: 0 auto;
  padding: clamp(68px, 9vh, 128px) var(--page-pad) 54px;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
  grid-template-rows: 1fr auto;
  column-gap: clamp(40px, 7vw, 110px);
}

.hero::before {
  content: "";
  position: absolute;
  top: 9%;
  left: 41%;
  width: 1px;
  height: 57%;
  background: linear-gradient(to bottom, transparent, rgba(241, 239, 231, 0.15), transparent);
  transform: rotate(18deg);
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  padding-bottom: 54px;
}

.eyebrow {
  margin: 0 0 28px;
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.eyebrow > span,
.login-kicker > span {
  width: 24px;
  height: 2px;
  background: var(--acid);
}

.hero h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(62px, 7.4vw, 120px);
  font-weight: 900;
  line-height: 0.94;
  letter-spacing: -0.085em;
}

.hero h1 em {
  position: relative;
  color: var(--acid);
  font-style: normal;
  white-space: nowrap;
}

.hero h1 em::after {
  content: "";
  position: absolute;
  right: 0.02em;
  bottom: -0.13em;
  left: 0.05em;
  height: 0.045em;
  background: var(--acid);
  transform: rotate(-1.2deg);
}

.hero-lead {
  max-width: 620px;
  margin: 42px 0 0;
  color: var(--paper-soft);
  font-size: clamp(16px, 1.35vw, 20px);
  line-height: 1.9;
  letter-spacing: 0.035em;
}

.hero-actions {
  margin-top: 38px;
  display: flex;
  align-items: center;
  gap: 29px;
}

.primary-link {
  min-height: 54px;
  padding: 0 20px 0 22px;
  display: inline-flex;
  align-items: center;
  gap: 32px;
  color: var(--ink);
  background: var(--paper);
  font-size: 13px;
  font-weight: 850;
  transition: background 180ms ease, transform 180ms ease;
}

.primary-link svg {
  width: 20px;
}

.primary-link:hover {
  background: var(--acid);
  transform: translateY(-2px);
}

.text-link {
  padding: 12px 0;
  border-bottom: 1px solid rgba(241, 239, 231, 0.3);
  color: var(--paper-soft);
  font-size: 13px;
  transition: color 180ms ease, border-color 180ms ease;
}

.text-link span {
  margin-left: 8px;
  color: var(--acid);
}

.text-link:hover {
  color: var(--paper);
  border-color: var(--acid);
}

.hero-art {
  position: relative;
  min-height: 570px;
  align-self: center;
  isolation: isolate;
}

.hero-art::before {
  content: "";
  position: absolute;
  top: 4%;
  right: -12%;
  width: 77%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--acid);
  opacity: 0.035;
  filter: blur(2px);
}

.orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: -1;
  border: 1px solid rgba(241, 239, 231, 0.13);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit::before,
.orbit::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: var(--acid);
}

.orbit-one {
  width: 480px;
  height: 480px;
  animation: orbit-spin 28s linear infinite;
}

.orbit-one::before {
  top: 44px;
  right: 44px;
  width: 8px;
  height: 8px;
}

.orbit-one::after {
  bottom: 74px;
  left: 24px;
  width: 4px;
  height: 4px;
  background: var(--coral);
}

.orbit-two {
  width: 338px;
  height: 338px;
  border-style: dashed;
  animation: orbit-spin-reverse 20s linear infinite;
}

.orbit-two::before {
  top: 50%;
  left: -4px;
  width: 7px;
  height: 7px;
  background: var(--cyan);
}

.art-core {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 3;
  width: 195px;
  height: 195px;
  display: grid;
  place-content: center;
  justify-items: center;
  border: 1px solid var(--acid);
  background: var(--ink);
  transform: translate(-50%, -50%) rotate(-7deg);
  box-shadow: 18px 18px 0 rgba(217, 255, 67, 0.08);
}

.art-core::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(217, 255, 67, 0.25);
}

.art-core strong {
  font-family: var(--mono-font);
  font-size: 52px;
  line-height: 1;
  letter-spacing: -0.09em;
}

.art-core span {
  color: var(--acid);
  font-family: var(--mono-font);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.34em;
}

.art-card {
  position: absolute;
  z-index: 2;
  width: 164px;
  height: 220px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(241, 239, 231, 0.24);
  background: #131517;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
  transition: transform 260ms ease, border-color 260ms ease;
}

.art-card:hover {
  z-index: 4;
  border-color: var(--acid);
}

.art-card strong {
  margin-top: auto;
  font-size: 17px;
  letter-spacing: 0.05em;
}

.art-card small {
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 7px;
  letter-spacing: 0.14em;
}

.card-index {
  color: var(--acid);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
}

.card-video {
  top: 1%;
  left: 2%;
  transform: rotate(-6deg);
}

.card-video:hover {
  transform: rotate(-3deg) translateY(-7px);
}

.card-drama {
  top: 8%;
  right: 1%;
  transform: rotate(8deg);
}

.card-drama:hover {
  transform: rotate(4deg) translateY(-7px);
}

.card-ip {
  right: 6%;
  bottom: 0;
  color: var(--ink);
  border-color: var(--acid);
  background: var(--acid);
  transform: rotate(-3deg);
}

.card-ip .card-index,
.card-ip small {
  color: rgba(11, 12, 13, 0.65);
}

.card-ip:hover {
  border-color: var(--paper);
  transform: rotate(-1deg) translateY(-7px);
}

.play-mark {
  width: 58px;
  height: 58px;
  margin: 35px auto 0;
  border: 1px solid rgba(241, 239, 231, 0.32);
  border-radius: 50%;
  background: linear-gradient(135deg, transparent 50%, rgba(115, 216, 229, 0.14) 50%);
}

.play-mark::after {
  content: "";
  display: block;
  width: 0;
  height: 0;
  margin: 19px 0 0 23px;
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  border-left: 14px solid var(--cyan);
}

.frame-lines {
  margin: 30px 0 0;
  display: grid;
  gap: 8px;
}

.frame-lines i {
  display: block;
  height: 16px;
  border: 1px solid rgba(241, 239, 231, 0.2);
  background: linear-gradient(90deg, var(--coral) 0 7px, transparent 7px);
}

.frame-lines i:nth-child(2) {
  width: 80%;
  margin-left: 20%;
  background: linear-gradient(90deg, var(--cyan) 0 7px, transparent 7px);
}

.ip-face {
  position: relative;
  width: 76px;
  height: 76px;
  margin: 25px auto 0;
  border: 2px solid var(--ink);
  border-radius: 52% 48% 44% 56%;
}

.ip-face::before {
  content: "";
  position: absolute;
  right: 21px;
  bottom: 17px;
  left: 21px;
  height: 7px;
  border-bottom: 2px solid var(--ink);
  border-radius: 50%;
}

.ip-face i {
  position: absolute;
  top: 25px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
}

.ip-face i:first-child { left: 20px; }
.ip-face i:last-child { right: 20px; }

.art-caption {
  position: absolute;
  bottom: 8%;
  left: 0;
  margin: 0;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 8px;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.hero-stats {
  grid-column: 1 / -1;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-stats > div {
  min-height: 120px;
  padding: 23px clamp(18px, 2.5vw, 38px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.hero-stats > div + div {
  border-left: 1px solid var(--line);
}

.hero-stats dt {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.hero-stats dt strong {
  color: var(--acid);
  font-family: var(--mono-font);
  font-size: clamp(27px, 3vw, 48px);
  line-height: 1;
  letter-spacing: -0.08em;
}

.hero-stats dt span {
  color: var(--acid);
  font-size: 14px;
  font-weight: 800;
}

.hero-stats dd {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
  text-align: right;
}

.signal-strip {
  width: 100%;
  overflow: hidden;
  color: var(--ink);
  background: var(--acid);
  transform: rotate(-1deg) scale(1.01);
}

.signal-track {
  width: max-content;
  height: 48px;
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.13em;
  animation: signal-move 26s linear infinite;
}

.signal-track i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink);
}

.section-shell {
  position: relative;
  width: min(100%, var(--content-max));
  margin: 0 auto;
  padding: clamp(110px, 14vw, 210px) var(--page-pad);
  border-bottom: 1px solid var(--line);
}

.section-number {
  position: absolute;
  top: clamp(58px, 7vw, 100px);
  left: var(--page-pad);
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.about {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.7fr);
  gap: clamp(52px, 10vw, 170px);
}

.about-heading h2,
.section-heading h2,
.model-intro h2 {
  margin: 0;
  font-size: clamp(39px, 5.1vw, 78px);
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: -0.065em;
}

.about-body {
  padding-top: 55px;
}

.about-body p {
  margin: 0 0 25px;
  color: var(--paper-soft);
  font-size: clamp(15px, 1.4vw, 19px);
  line-height: 2;
  letter-spacing: 0.03em;
}

.about-note {
  grid-column: 1 / -1;
  max-width: 630px;
  margin: 22px 0 0 auto;
  padding: 28px 0 0 78px;
  border-top: 1px solid var(--line);
  position: relative;
}

.about-note .note-mark {
  position: absolute;
  top: 17px;
  left: 0;
  color: var(--acid);
  font-family: Georgia, serif;
  font-size: 72px;
  line-height: 1;
}

.about-note p {
  margin: 0;
  font-size: clamp(19px, 2.1vw, 30px);
  font-weight: 750;
  line-height: 1.55;
}

.capabilities {
  background: rgba(255, 255, 255, 0.012);
}

.section-heading {
  max-width: 850px;
  margin-bottom: clamp(60px, 8vw, 110px);
}

.capability-grid {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: 14px;
}

.capability-card {
  position: relative;
  min-height: 400px;
  padding: clamp(27px, 3.2vw, 48px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-soft);
  isolation: isolate;
  transition: border-color 220ms ease, transform 220ms ease;
}

.capability-card:hover {
  z-index: 2;
  border-color: rgba(217, 255, 67, 0.7);
  transform: translateY(-5px);
}

.capability-card.card-acid {
  color: var(--ink);
  border-color: var(--acid);
  background: var(--acid);
}

.capability-card.card-acid:hover {
  border-color: var(--paper);
}

.card-top {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.card-top span {
  color: var(--acid);
}

.card-acid .card-top span {
  color: var(--ink);
}

.card-top small {
  color: var(--muted);
  font-size: inherit;
}

.card-acid .card-top small {
  color: rgba(11, 12, 13, 0.62);
}

.capability-card h3 {
  position: relative;
  z-index: 1;
  margin: 66px 0 18px;
  font-size: clamp(32px, 4.2vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.06em;
}

.capability-card p {
  position: relative;
  z-index: 1;
  max-width: 450px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
}

.card-acid p {
  color: rgba(11, 12, 13, 0.72);
}

.card-pattern {
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.pattern-cut {
  right: -5%;
  bottom: -18%;
  width: 54%;
  aspect-ratio: 1;
  display: grid;
  align-content: center;
  gap: 14px;
  transform: rotate(-18deg);
}

.pattern-cut i {
  height: 54px;
  border: 1px solid rgba(115, 216, 229, 0.25);
  background: rgba(115, 216, 229, 0.025);
}

.pattern-cut i:nth-child(2) {
  margin-left: 20%;
  border-color: rgba(255, 107, 74, 0.3);
}

.pattern-eye {
  right: -70px;
  bottom: -80px;
  width: 290px;
  height: 290px;
  border: 2px solid var(--ink);
  border-radius: 55% 45% 53% 47%;
  opacity: 0.22;
}

.pattern-eye i {
  position: absolute;
  top: 34%;
  left: 34%;
  width: 32%;
  height: 32%;
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.pattern-eye i::after {
  content: "";
  position: absolute;
  top: 38%;
  left: 38%;
  width: 24%;
  height: 24%;
  border-radius: 50%;
  background: var(--ink);
}

.pattern-nodes {
  right: 6%;
  bottom: 5%;
  width: 190px;
  height: 150px;
  opacity: 0.48;
  background:
    linear-gradient(28deg, transparent 48%, rgba(217, 255, 67, 0.5) 49%, rgba(217, 255, 67, 0.5) 50%, transparent 51%),
    linear-gradient(-31deg, transparent 48%, rgba(115, 216, 229, 0.4) 49%, rgba(115, 216, 229, 0.4) 50%, transparent 51%);
}

.pattern-nodes i {
  position: absolute;
  width: 17px;
  height: 17px;
  border: 2px solid var(--acid);
  border-radius: 50%;
  background: var(--ink-soft);
}

.pattern-nodes i:nth-child(1) { top: 4%; left: 45%; }
.pattern-nodes i:nth-child(2) { top: 52%; left: 4%; border-color: var(--cyan); }
.pattern-nodes i:nth-child(3) { top: 45%; right: 3%; border-color: var(--coral); }
.pattern-nodes i:nth-child(4) { right: 43%; bottom: 0; }

.card-outline {
  background: transparent;
}

.pattern-type {
  right: -20px;
  bottom: -30px;
  color: transparent;
  -webkit-text-stroke: 1px rgba(241, 239, 231, 0.09);
  font-family: var(--mono-font);
  font-size: clamp(110px, 15vw, 220px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.14em;
}

.model {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 0.75fr);
  gap: clamp(65px, 10vw, 160px);
}

.model-intro > p:last-child {
  max-width: 650px;
  margin: 37px 0 0;
  color: var(--paper-soft);
  font-size: 17px;
  line-height: 1.95;
}

.model-steps {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.model-steps li {
  min-height: 126px;
  padding: 25px 0;
  display: grid;
  grid-template-columns: 78px 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.model-steps li > span {
  color: var(--acid);
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 800;
}

.model-steps h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.model-steps p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.model-statement {
  grid-column: 1 / -1;
  margin-top: clamp(50px, 7vw, 100px);
  padding: clamp(35px, 5vw, 70px);
  color: var(--ink);
  background: var(--paper);
}

.model-statement p {
  margin: 0 0 15px;
  font-size: clamp(14px, 1.5vw, 19px);
}

.model-statement strong {
  display: block;
  font-size: clamp(36px, 6.6vw, 96px);
  line-height: 1.1;
  letter-spacing: -0.07em;
}

.model-statement strong span {
  color: var(--acid-deep);
}

.site-footer {
  width: min(100%, var(--content-max));
  min-height: 220px;
  margin: 0 auto;
  padding: 58px var(--page-pad);
  display: grid;
  grid-template-columns: 1fr auto;
  align-content: center;
  gap: 25px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.footer-brand span {
  color: var(--acid);
  font-family: var(--mono-font);
  font-size: 25px;
  font-weight: 900;
  letter-spacing: -0.1em;
}

.footer-brand strong {
  font-size: 14px;
  letter-spacing: 0.1em;
}

.site-footer p {
  margin: 0;
  align-self: center;
  color: var(--paper-soft);
  font-size: 13px;
}

.footer-compliance {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}

.footer-compliance small {
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 8px;
  letter-spacing: 0.14em;
}

.filing-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 18px;
}

.filing-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  text-decoration: none;
  transition: color 160ms ease;
}

.filing-mark {
  display: block;
  width: 20px;
  height: auto;
  flex: 0 0 auto;
}

.filing-link:hover,
.filing-link:focus-visible {
  color: var(--paper);
}

.filing-link:focus-visible {
  outline: 1px solid currentColor;
  outline-offset: 4px;
}

.login-dialog {
  width: min(920px, calc(100vw - 36px));
  max-width: none;
  max-height: min(720px, calc(100dvh - 36px));
  margin: auto;
  padding: 0;
  overflow: hidden;
  color: var(--paper);
  border: 1px solid rgba(241, 239, 231, 0.22);
  border-radius: 0;
  background: #111315;
  box-shadow: 0 35px 120px rgba(0, 0, 0, 0.68);
}

.login-dialog::backdrop {
  background: rgba(2, 3, 3, 0.8);
  backdrop-filter: blur(10px);
}

.login-dialog[open] {
  animation: dialog-in 220ms cubic-bezier(0.2, 0.72, 0.2, 1);
}

.login-shell {
  min-height: 570px;
  display: grid;
  grid-template-columns: 0.72fr 1fr;
}

.dialog-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 4;
  width: 38px;
  height: 38px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(11, 12, 13, 0.78);
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.dialog-close svg {
  width: 18px;
}

.dialog-close:hover {
  color: var(--acid);
  border-color: var(--acid);
  transform: rotate(3deg);
}

.login-aside {
  position: relative;
  padding: 36px;
  overflow: hidden;
  color: var(--ink);
  background: var(--acid);
}

.login-aside::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background:
    linear-gradient(rgba(11, 12, 13, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 12, 13, 0.32) 1px, transparent 1px);
  background-size: 36px 36px;
}

.login-code {
  position: relative;
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.login-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 260px;
  height: 260px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(11, 12, 13, 0.55);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.login-orbit::before,
.login-orbit::after {
  content: "";
  position: absolute;
  border: 1px dashed rgba(11, 12, 13, 0.35);
  border-radius: 50%;
}

.login-orbit::before { width: 190px; height: 190px; }
.login-orbit::after { width: 120px; height: 120px; }

.login-orbit i {
  position: absolute;
  top: 20px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 207px 0 var(--coral);
}

.login-orbit b {
  position: relative;
  z-index: 1;
  font-family: var(--mono-font);
  font-size: 42px;
  letter-spacing: -0.1em;
}

.login-aside > p {
  position: absolute;
  right: 32px;
  bottom: 32px;
  left: 32px;
  margin: 0;
  font-family: var(--mono-font);
  font-size: 11px;
  font-weight: 900;
  line-height: 1.45;
  letter-spacing: 0.18em;
}

.login-main {
  padding: clamp(48px, 6vw, 76px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-kicker {
  margin: 0 0 19px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.login-main h2 {
  margin: 0;
  font-size: clamp(36px, 4vw, 54px);
  letter-spacing: -0.06em;
}

.login-main > p:not(.login-kicker) {
  margin: 11px 0 32px;
  color: var(--muted);
  font-size: 13px;
}

.login-main form {
  display: grid;
  gap: 18px;
}

.field {
  display: grid;
  gap: 9px;
}

.field > span:first-child {
  color: var(--paper-soft);
  font-size: 12px;
  font-weight: 700;
}

.field input {
  width: 100%;
  height: 50px;
  padding: 0 15px;
  color: var(--paper);
  border: 1px solid rgba(241, 239, 231, 0.19);
  border-radius: 0;
  outline: none;
  background: rgba(255, 255, 255, 0.025);
  font-size: 14px;
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.field input::placeholder {
  color: #646a67;
}

.field input:hover {
  border-color: rgba(241, 239, 231, 0.35);
}

.field input:focus {
  border-color: var(--acid);
  background: rgba(217, 255, 67, 0.035);
  box-shadow: 3px 0 0 var(--acid) inset;
}

.field input[aria-invalid="true"] {
  border-color: var(--coral);
}

.password-field {
  position: relative;
  display: block;
}

.password-field input {
  padding-right: 50px;
}

.password-field button {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 38px;
  height: 38px;
  padding: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  border: 0;
  background: transparent;
  cursor: pointer;
}

.password-field button:hover {
  color: var(--acid);
}

.password-field svg {
  width: 19px;
}

.password-field .eye-closed,
.password-field button[aria-pressed="true"] .eye-open {
  display: none;
}

.password-field button[aria-pressed="true"] .eye-closed {
  display: block;
}

.caps-lock {
  margin: -8px 0 0;
  color: #efb66b;
  font-size: 11px;
}

.login-status {
  min-height: 18px;
  margin-top: -4px;
  color: #ff9a82;
  font-size: 12px;
  line-height: 1.5;
}

.login-status:empty {
  min-height: 0;
}

.submit-login {
  height: 52px;
  padding: 0 17px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  border: 1px solid var(--acid);
  border-radius: 0;
  background: var(--acid);
  font-size: 13px;
  font-weight: 850;
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.submit-login svg {
  width: 20px;
}

.submit-login:hover:not(:disabled) {
  border-color: var(--paper);
  background: var(--paper);
  transform: translateY(-2px);
}

.submit-login:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

.submit-spinner {
  display: none;
  width: 17px;
  height: 17px;
  margin-left: auto;
  margin-right: 13px;
  border: 2px solid rgba(11, 12, 13, 0.25);
  border-top-color: var(--ink);
  border-radius: 50%;
  animation: spinner 700ms linear infinite;
}

.submit-login.is-loading .submit-spinner {
  display: block;
}

.submit-login.is-loading svg {
  display: none;
}

.security-note {
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
}

.security-note svg {
  flex: 0 0 auto;
  width: 13px;
  margin-top: 1px;
}

.js .reveal {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.72, 0.2, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes orbit-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes orbit-spin-reverse {
  to { transform: translate(-50%, -50%) rotate(-360deg); }
}

@keyframes signal-move {
  to { transform: translateX(-50%); }
}

@keyframes dialog-in {
  from { opacity: 0; transform: translateY(16px) scale(0.985); }
  to { opacity: 1; transform: none; }
}

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

@media (max-width: 1050px) {
  :root { --header-height: 78px; }

  .top-nav { display: none; }
  .site-header { grid-template-columns: 1fr auto; }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .hero::before { display: none; }

  .hero-copy {
    max-width: 850px;
    padding-bottom: 70px;
  }

  .hero-art {
    width: min(100%, 650px);
    min-height: 600px;
    margin: 0 auto 80px;
  }

  .hero-stats { grid-column: 1; }

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

  .about-body {
    max-width: 720px;
    padding-top: 0;
  }

  .about-note { grid-column: 1; }

  .model-steps {
    max-width: 760px;
    margin-top: 0;
  }

  .model-statement { grid-column: 1; }
}

@media (max-width: 720px) {
  :root {
    --header-height: 70px;
    --page-pad: 20px;
  }

  body { background-size: 34px 34px; }

  .brand { gap: 10px; }
  .brand-mark { width: 38px; height: 38px; font-size: 11px; }
  .brand-name strong { font-size: 12px; }
  .brand-name small { display: none; }

  .login-entry {
    min-height: 38px;
    padding: 0 11px;
  }

  .login-entry .entry-pulse { display: none; }
  .login-entry svg { width: 15px; }

  .hero {
    padding-top: 68px;
    padding-bottom: 28px;
  }

  .eyebrow { margin-bottom: 22px; font-size: 8px; }
  .hero h1 { font-size: clamp(51px, 17vw, 78px); }
  .hero-lead { margin-top: 34px; font-size: 15px; line-height: 1.85; }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 14px;
  }

  .primary-link { justify-content: space-between; }
  .text-link { width: max-content; }

  .hero-art {
    min-height: 440px;
    margin-bottom: 58px;
  }

  .orbit-one { width: 350px; height: 350px; }
  .orbit-two { width: 250px; height: 250px; }
  .art-core { width: 142px; height: 142px; }
  .art-core strong { font-size: 37px; }

  .art-card {
    width: 122px;
    height: 166px;
    padding: 11px;
  }

  .art-card strong { font-size: 13px; }
  .card-video { top: 2%; left: 1%; }
  .card-drama { top: 3%; right: 0; }
  .card-ip { right: 2%; bottom: 0; }
  .play-mark { width: 43px; height: 43px; margin-top: 25px; }
  .play-mark::after { margin: 13px 0 0 17px; border-top-width: 8px; border-bottom-width: 8px; border-left-width: 11px; }
  .frame-lines { margin-top: 20px; gap: 6px; }
  .frame-lines i { height: 12px; }
  .ip-face { width: 54px; height: 54px; margin-top: 17px; }
  .ip-face i { top: 17px; width: 5px; height: 5px; }
  .ip-face i:first-child { left: 14px; }
  .ip-face i:last-child { right: 14px; }
  .ip-face::before { right: 15px; bottom: 11px; left: 15px; }
  .art-caption { display: none; }

  .hero-stats { grid-template-columns: 1fr; }
  .hero-stats > div { min-height: 90px; padding: 20px 0; }
  .hero-stats > div + div { border-top: 1px solid var(--line); border-left: 0; }
  .hero-stats dt strong { font-size: 34px; }

  .signal-track { height: 42px; font-size: 10px; }

  .section-shell { padding-top: 120px; padding-bottom: 100px; }
  .section-number { top: 56px; }
  .about-heading h2,
  .section-heading h2,
  .model-intro h2 { font-size: 39px; }

  .about { gap: 42px; }
  .about-body p { font-size: 15px; line-height: 1.9; }
  .about-note { padding-left: 54px; }
  .about-note .note-mark { font-size: 56px; }
  .about-note p { font-size: 20px; }

  .section-heading { margin-bottom: 50px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 340px; }
  .capability-card h3 { margin-top: 55px; font-size: 38px; }
  .pattern-type { font-size: 120px; }

  .model { gap: 50px; }
  .model-intro > p:last-child { font-size: 15px; }
  .model-steps li { grid-template-columns: 54px 1fr; }
  .model-statement { margin-right: -20px; margin-left: -20px; padding: 34px 20px; }

  .site-footer {
    grid-template-columns: 1fr;
    padding-top: 45px;
    padding-bottom: 45px;
  }

  .site-footer p { grid-column: 1; }
  .footer-compliance { grid-column: 1; }
  .footer-compliance small { line-height: 1.6; }

  .login-dialog {
    width: calc(100vw - 20px);
    max-height: calc(100dvh - 20px);
    overflow-y: auto;
  }

  .login-shell {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .login-aside { display: none; }
  .login-main { min-height: 590px; padding: 64px 24px 34px; }
  .dialog-close { top: 14px; right: 14px; }
}

@media (max-width: 390px) {
  .brand-name { display: none; }
  .hero-art { transform: scale(0.9); margin-right: -16px; margin-left: -16px; }
}

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

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

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

@media (forced-colors: active) {
  .entry-pulse,
  .eyebrow > span,
  .login-kicker > span,
  .brand-mark::after {
    background: CanvasText;
  }

  .page-grain,
  .login-aside,
  .signal-strip {
    display: none;
  }
}