:root {
  color-scheme: dark;
  --bg: #070b18;
  --bg-soft: #0c1227;
  --surface: rgba(18, 25, 52, 0.76);
  --surface-strong: #121a36;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(245, 185, 67, 0.28);
  --text: #f7f8ff;
  --muted: #aeb7d1;
  --gold: #f5b943;
  --gold-light: #ffe39a;
  --indigo: #5661f6;
  --purple: #894fe8;
  --cyan: #5ad7ed;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1180px;
  --header-height: 76px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  overflow-x: clip;
}

body {
  min-width: 280px;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 12%, rgba(86, 97, 246, 0.15), transparent 28rem),
    radial-gradient(circle at 90% 25%, rgba(137, 79, 232, 0.12), transparent 32rem),
    linear-gradient(180deg, #080c1c 0%, #070b18 46%, #090d1d 100%);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  pointer-events: none;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 78%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  background-image:
    radial-gradient(circle at 14% 32%, rgba(255, 255, 255, 0.6) 0 1px, transparent 1.5px),
    radial-gradient(circle at 76% 10%, rgba(255, 227, 154, 0.5) 0 1px, transparent 1.5px),
    radial-gradient(circle at 88% 62%, rgba(90, 215, 237, 0.45) 0 1px, transparent 1.5px);
  background-size: 210px 210px, 270px 270px, 320px 320px;
  opacity: 0.35;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

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

button {
  font: inherit;
}

p,
h1,
h2,
h3,
ul,
ol,
dl,
dd {
  margin-top: 0;
}

p,
li,
dd,
a,
strong {
  overflow-wrap: anywhere;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 112px 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 999;
  padding: 10px 16px;
  border-radius: 10px;
  color: #0a0e1e;
  background: var(--gold-light);
  font-weight: 700;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open {
  background: rgba(7, 11, 24, 0.9);
  border-color: var(--line);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  box-shadow: 0 10px 24px rgba(86, 97, 246, 0.24);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-copy strong {
  letter-spacing: 0.08em;
  font-size: 17px;
}

.brand-copy small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.04em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  padding: 9px 13px;
  border-radius: 10px;
  color: #cbd2e6;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: color 180ms ease, background-color 180ms ease;
}

.site-nav a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.site-nav .nav-contact {
  margin-left: 6px;
  padding-inline: 18px;
  color: #17101f;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 8px 22px rgba(245, 185, 67, 0.16);
}

.site-nav .nav-contact:hover {
  color: #17101f;
  background: linear-gradient(135deg, #fff0be, #f6c55c);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.nav-toggle > span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  border-radius: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] > span:nth-of-type(2) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] > span:nth-of-type(3) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] > span:nth-of-type(4) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 800px;
  padding: 160px 0 100px;
  overflow: hidden;
}

.hero::after {
  position: absolute;
  right: -8%;
  bottom: -32%;
  width: 720px;
  height: 720px;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  box-shadow: inset 0 0 100px rgba(86, 97, 246, 0.06);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  pointer-events: none;
}

.hero-glow-one {
  top: 4%;
  right: 12%;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(86, 97, 246, 0.25), transparent 68%);
}

.hero-glow-two {
  bottom: 2%;
  left: 8%;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(245, 185, 67, 0.12), transparent 68%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
  gap: 72px;
  align-items: center;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.eyebrow span {
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.hero h1 {
  max-width: 720px;
  margin-bottom: 26px;
  font-size: clamp(42px, 5.5vw, 72px);
  line-height: 1.16;
  letter-spacing: -0.045em;
}

.hero h1 em {
  color: transparent;
  background: linear-gradient(100deg, var(--gold-light), var(--gold) 44%, #ff9866);
  background-clip: text;
  font-style: normal;
}

.hero-lead {
  max-width: 650px;
  margin-bottom: 34px;
  color: #bdc5da;
  font-size: 17px;
  line-height: 1.95;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 50px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

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

.button-primary {
  color: #17101f;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 14px 32px rgba(245, 185, 67, 0.18);
}

.button-primary:hover {
  box-shadow: 0 18px 42px rgba(245, 185, 67, 0.26);
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.16);
  color: #f3f5ff;
  background: rgba(255, 255, 255, 0.035);
}

.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.065);
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  padding: 0;
  margin-bottom: 0;
  list-style: none;
}

.hero-facts li {
  display: flex;
  flex-direction: column;
  min-width: 130px;
  padding: 0 24px;
  border-left: 1px solid var(--line);
}

.hero-facts li:first-child {
  padding-left: 0;
  border-left: 0;
}

.hero-facts strong {
  color: #fff;
  font-size: 17px;
}

.hero-facts span {
  margin-top: 3px;
  color: #8993ae;
  font-size: 12px;
}

.hero-visual {
  position: relative;
  min-height: 510px;
}

.strategy-board {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(460px, 100%);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(86, 97, 246, 0.15) 0 16%, transparent 17%),
    repeating-radial-gradient(circle, transparent 0 57px, rgba(255, 255, 255, 0.055) 58px 59px);
  box-shadow: inset 0 0 70px rgba(86, 97, 246, 0.07), 0 0 90px rgba(86, 97, 246, 0.08);
  transform: translate(-50%, -50%);
}

.board-orbit {
  position: absolute;
  inset: 11%;
  border: 1px dashed rgba(245, 185, 67, 0.22);
  border-radius: 50%;
}

.orbit-two {
  inset: 26%;
  border-style: solid;
  border-color: rgba(90, 215, 237, 0.12);
}

.board-core {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 112px;
  height: 112px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 30px;
  background: rgba(10, 15, 36, 0.88);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.36), 0 0 42px rgba(86, 97, 246, 0.3);
  transform: translate(-50%, -50%) rotate(8deg);
}

.board-core img {
  border-radius: 22px;
  transform: rotate(-8deg);
}

.board-node {
  position: absolute;
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 20px;
  color: #e8ebf8;
  background: rgba(16, 23, 49, 0.94);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.26);
  font-size: 12px;
  font-weight: 700;
}

.node-one { top: 4%; left: 46%; }
.node-two { top: 45%; right: -1%; }
.node-three { bottom: 2%; left: 44%; }
.node-four { top: 45%; left: -1%; }

.hero-card {
  position: absolute;
  z-index: 2;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(16, 23, 49, 0.84);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-card-top {
  top: 45px;
  right: -8px;
  padding: 16px 19px 16px 42px;
}

.hero-card-top .card-dot {
  position: absolute;
  top: 19px;
  left: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

.hero-card-top p {
  margin-bottom: 2px;
  color: #99a4bf;
  font-size: 11px;
}

.hero-card-top strong {
  font-size: 13px;
}

.hero-card-bottom {
  bottom: 42px;
  left: -14px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  color: #cbd2e6;
  font-size: 12px;
}

.hero-card-bottom i {
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(245, 185, 67, 0.16));
}

.section-heading {
  max-width: 690px;
  margin-bottom: 52px;
}

.section-heading h2,
.about-copy h2,
.contact-intro h2,
.game-copy h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.24;
  letter-spacing: -0.035em;
}

.section-heading > p:last-child,
.about-copy > p,
.contact-intro > p,
.services-heading > p {
  color: var(--muted);
}

.card-grid {
  display: grid;
  gap: 20px;
}

.business-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card {
  position: relative;
  min-height: 330px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(20, 28, 59, 0.84), rgba(11, 16, 35, 0.74));
  overflow: hidden;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.feature-card::after {
  position: absolute;
  right: -35%;
  bottom: -55%;
  width: 250px;
  height: 250px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(86, 97, 246, 0.16), transparent 66%);
}

.feature-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.22);
  transform: translateY(-6px);
}

.feature-index {
  position: absolute;
  top: 25px;
  right: 28px;
  color: rgba(255, 255, 255, 0.18);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.feature-icon {
  display: grid;
  width: 52px;
  height: 52px;
  margin-bottom: 48px;
  place-items: center;
  border: 1px solid rgba(245, 185, 67, 0.24);
  border-radius: 15px;
  color: var(--gold-light);
  background: rgba(245, 185, 67, 0.08);
  font-size: 24px;
}

.feature-card h3 {
  margin-bottom: 12px;
  font-size: 22px;
}

.feature-card p {
  color: var(--muted);
  font-size: 14px;
}

.feature-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.feature-card li {
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: #c6cee2;
  background: rgba(255, 255, 255, 0.035);
  font-size: 11px;
}

.game-section {
  background: linear-gradient(180deg, transparent, rgba(86, 97, 246, 0.045) 44%, transparent);
}

.game-showcase {
  display: grid;
  grid-template-columns: minmax(360px, 0.88fr) minmax(0, 1.12fr);
  gap: 70px;
  align-items: center;
  padding: 54px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(26, 34, 72, 0.78), rgba(12, 17, 36, 0.9)),
    radial-gradient(circle at 20% 30%, rgba(245, 185, 67, 0.09), transparent 50%);
  box-shadow: var(--shadow);
}

.game-art {
  position: relative;
  display: grid;
  min-height: 460px;
  place-items: center;
}

.game-art::before,
.game-art::after {
  position: absolute;
  content: "";
  border-radius: 50%;
}

.game-art::before {
  width: 420px;
  height: 420px;
  border: 1px dashed rgba(245, 185, 67, 0.23);
}

.game-art::after {
  width: 330px;
  height: 330px;
  background: radial-gradient(circle, rgba(86, 97, 246, 0.25), transparent 70%);
  filter: blur(10px);
}

.game-art-frame {
  position: relative;
  z-index: 2;
  width: min(330px, 80%);
  aspect-ratio: 1;
  padding: 8px;
  border: 1px solid rgba(255, 227, 154, 0.4);
  border-radius: 34%;
  background: linear-gradient(145deg, rgba(255, 227, 154, 0.18), rgba(86, 97, 246, 0.18));
  box-shadow: 0 32px 70px rgba(0, 0, 0, 0.36), 0 0 70px rgba(86, 97, 246, 0.12);
  transform: rotate(-3deg);
}

.game-art-frame img {
  width: 100%;
  height: 100%;
  border-radius: 31%;
  object-fit: cover;
}

.art-chip {
  position: absolute;
  z-index: 3;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #e9edfa;
  background: rgba(10, 15, 34, 0.86);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.22);
  font-size: 12px;
  font-weight: 700;
  backdrop-filter: blur(12px);
}

.chip-one { top: 8%; left: 2%; }
.chip-two { top: 20%; right: 1%; }
.chip-three { bottom: 10%; left: 8%; }

.game-kicker {
  margin-bottom: 10px;
  color: #d7dced;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.game-copy h2 {
  margin-bottom: 5px;
}

.game-alias {
  margin-bottom: 24px;
  color: var(--gold-light);
  font-size: 13px;
}

.game-intro {
  color: var(--muted);
  line-height: 1.9;
}

.status-note {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  align-items: start;
  padding: 16px;
  margin: 24px 0;
  border: 1px solid rgba(90, 215, 237, 0.16);
  border-radius: 14px;
  color: #c9d2e8;
  background: rgba(90, 215, 237, 0.055);
}

.status-note > span {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  color: #091120;
  background: var(--cyan);
  font-size: 13px;
  font-weight: 900;
}

.status-note p {
  margin: 0;
  font-size: 13px;
}

.game-meta {
  display: grid;
  gap: 10px;
  margin-bottom: 0;
}

.game-meta > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.game-meta dt {
  color: #7f8aa7;
  font-size: 12px;
}

.game-meta dd {
  margin: 0;
  color: #e1e5f3;
  font-size: 13px;
}

.systems {
  padding-top: 100px;
}

.section-heading-compact {
  margin-bottom: 34px;
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.systems-grid article {
  min-height: 245px;
  padding: 28px 22px;
  border-left: 1px solid var(--line);
  transition: background-color 180ms ease;
}

.systems-grid article:first-child {
  border-left: 0;
}

.systems-grid article:hover {
  background: rgba(255, 255, 255, 0.035);
}

.systems-grid article > span {
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.systems-grid h3 {
  margin: 58px 0 10px;
  font-size: 18px;
}

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

.services-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 90px;
  align-items: start;
}

.services-heading {
  position: sticky;
  top: calc(var(--header-height) + 50px);
  margin-bottom: 0;
}

.service-promise {
  display: inline-flex;
  flex-direction: column;
  min-width: 230px;
  padding: 18px 22px;
  margin-top: 24px;
  border-left: 2px solid var(--gold);
  background: linear-gradient(90deg, rgba(245, 185, 67, 0.08), transparent);
}

.service-promise strong {
  font-size: 19px;
}

.service-promise span {
  color: #8f9ab5;
  font-size: 12px;
}

.service-list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.service-list li {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 22px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.service-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.service-list li > span {
  padding-top: 4px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.service-list h3 {
  margin-bottom: 6px;
  font-size: 19px;
}

.service-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.about {
  background: linear-gradient(180deg, transparent, rgba(137, 79, 232, 0.04), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.28fr);
  gap: 90px;
  align-items: center;
}

.about-visual {
  position: relative;
  display: grid;
  min-height: 410px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(145deg, rgba(24, 32, 67, 0.8), rgba(10, 15, 32, 0.8)),
    radial-gradient(circle at center, rgba(86, 97, 246, 0.18), transparent 62%);
  overflow: hidden;
}

.about-visual::before,
.about-visual::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.about-visual::before { width: 290px; height: 290px; }
.about-visual::after { width: 190px; height: 190px; }

.about-mark {
  position: relative;
  z-index: 2;
  padding: 12px;
  border: 1px solid rgba(255, 227, 154, 0.25);
  border-radius: 30px;
  background: rgba(7, 11, 24, 0.7);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.32);
}

.about-mark img {
  border-radius: 23px;
}

.about-line {
  position: absolute;
  top: 50%;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(245, 185, 67, 0.28), transparent);
}

.about-year {
  position: absolute;
  right: 22px;
  bottom: 12px;
  color: rgba(255, 255, 255, 0.07);
  font-size: 68px;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.about-copy > p {
  margin-bottom: 17px;
  line-height: 1.95;
}

.about-values {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.about-values span {
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: #d8deed;
  background: rgba(255, 255, 255, 0.025);
  font-size: 12px;
}

.contact {
  padding-bottom: 130px;
}

.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 70px;
  padding: 54px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 0% 0%, rgba(245, 185, 67, 0.12), transparent 44%),
    linear-gradient(135deg, rgba(21, 28, 57, 0.92), rgba(12, 17, 37, 0.94));
  box-shadow: var(--shadow);
}

.contact-intro p {
  max-width: 420px;
}

.contact-intro .button {
  margin-top: 16px;
}

.company-details {
  display: grid;
  gap: 0;
  margin: 0;
  font-style: normal;
}

.company-details > div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 22px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.company-details > div:first-child {
  padding-top: 0;
}

.company-details span {
  color: #8490aa;
  font-size: 12px;
}

.company-details strong,
.company-details a {
  color: #e7eaf4;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.75;
  text-decoration: none;
}

.company-details a:hover {
  color: var(--gold-light);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(5, 8, 18, 0.72);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 28px;
  align-items: center;
  min-height: 112px;
  color: #7f8aa5;
  font-size: 12px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.footer-brand img {
  border-radius: 10px;
}

.footer-brand span {
  display: flex;
  flex-direction: column;
}

.footer-brand strong {
  color: #e5e9f4;
  font-size: 13px;
}

.footer-brand small {
  color: #717c96;
  font-size: 10px;
}

.footer-inner p {
  margin: 0;
}

.footer-inner > a {
  color: #aeb7cd;
  text-decoration: none;
}

.footer-inner > a:hover {
  color: var(--gold-light);
}

.js-enabled [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 620ms ease, transform 620ms cubic-bezier(0.2, 0.72, 0.25, 1);
}

.js-enabled [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .hero-copy {
    max-width: 800px;
  }

  .hero-visual {
    width: min(600px, 100%);
    min-height: 500px;
    margin-inline: auto;
  }

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

  .business-grid .feature-card:last-child {
    grid-column: 1 / -1;
  }

  .game-showcase {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .game-art {
    min-height: 430px;
  }

  .systems-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .systems-grid article:nth-child(4) {
    border-left: 0;
  }

  .services-layout,
  .about-grid {
    gap: 55px;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 68px;
  }

  .section {
    padding: 88px 0;
  }

  .brand-copy small {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: grid;
    gap: 5px;
    padding: 14px 20px 20px;
    border-bottom: 1px solid var(--line);
    background: rgba(7, 11, 24, 0.97);
    box-shadow: 0 22px 42px rgba(0, 0, 0, 0.28);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 12px 10px;
  }

  .site-nav .nav-contact {
    margin: 4px 0 0;
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding: 130px 0 70px;
  }

  .hero h1 {
    font-size: clamp(38px, 9vw, 60px);
  }

  .hero-facts {
    gap: 18px 0;
  }

  .hero-facts li {
    min-width: 33.33%;
  }

  .business-grid,
  .services-layout,
  .about-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .business-grid .feature-card:last-child {
    grid-column: auto;
  }

  .services-heading {
    position: static;
  }

  .about-visual {
    min-height: 340px;
  }

  .contact-card {
    gap: 45px;
  }

  .footer-inner {
    grid-template-columns: 1fr auto;
    padding: 24px 0;
  }

  .footer-inner > p {
    grid-row: 2;
  }
}

@media (max-width: 600px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 72px 0;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-facts li {
    min-width: 50%;
    padding: 0 15px;
  }

  .hero-facts li:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .hero-visual {
    min-height: 420px;
  }

  .strategy-board {
    width: 360px;
  }

  .board-node {
    width: 55px;
    height: 55px;
    border-radius: 16px;
  }

  .hero-card-top {
    top: 22px;
    right: 0;
  }

  .hero-card-bottom {
    bottom: 24px;
    left: 0;
  }

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

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

  .feature-card {
    min-height: 300px;
  }

  .game-showcase,
  .contact-card {
    padding: 28px 22px;
    border-radius: 22px;
  }

  .game-art {
    min-height: 350px;
  }

  .game-art::before {
    width: 315px;
    height: 315px;
  }

  .game-art::after {
    width: 250px;
    height: 250px;
  }

  .game-art-frame {
    width: min(270px, 78%);
  }

  .systems {
    padding-top: 70px;
  }

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

  .systems-grid article,
  .systems-grid article:nth-child(4) {
    min-height: auto;
    padding: 24px 5px;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .systems-grid article:first-child {
    border-top: 0;
  }

  .systems-grid h3 {
    margin: 20px 0 8px;
  }

  .service-list li {
    grid-template-columns: 38px 1fr;
    gap: 12px;
  }

  .company-details > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .footer-inner > p {
    grid-row: auto;
  }
}

@media (max-width: 320px) {
  .container {
    width: min(calc(100% - 20px), var(--container));
  }

  .brand-copy strong {
    font-size: 15px;
  }

  .brand-mark {
    width: 39px;
    height: 39px;
  }

  .hero h1 {
    font-size: 34px;
  }

  .strategy-board {
    width: 310px;
  }

  .hero-card-top,
  .hero-card-bottom {
    transform: scale(0.9);
  }

  .game-showcase,
  .contact-card,
  .feature-card {
    padding-right: 18px;
    padding-left: 18px;
  }
}

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

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

  .js-enabled [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

.subpage-main {
  min-height: calc(100vh - 112px);
  padding: 138px 0 90px;
}

.subpage-header {
  margin-bottom: 38px;
}

.subpage-header h1 {
  margin-bottom: 14px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.subpage-header p {
  max-width: 700px;
  color: var(--muted);
}

.subpage-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.subpage-nav a {
  color: #cbd2e6;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.subpage-nav a:hover {
  color: var(--gold-light);
}

.policy-shell {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.policy-meta {
  position: sticky;
  top: calc(var(--header-height) + 32px);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--muted);
  background: rgba(14, 20, 43, 0.64);
  font-size: 12px;
}

.policy-meta strong,
.policy-meta span {
  display: block;
}

.policy-meta strong {
  margin-bottom: 6px;
  color: #fff;
  font-size: 14px;
}

.policy-card {
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(20, 28, 59, 0.82), rgba(10, 15, 33, 0.82));
  box-shadow: var(--shadow);
}

.policy-section + .policy-section {
  padding-top: 30px;
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

.policy-section h2 {
  margin-bottom: 12px;
  font-size: 21px;
}

.policy-section p,
.policy-section li {
  color: var(--muted);
  font-size: 14px;
}

.policy-section p:last-child,
.policy-section ul:last-child {
  margin-bottom: 0;
}

.policy-section a {
  color: var(--gold-light);
}

.policy-note {
  padding: 17px 18px;
  border-left: 2px solid var(--gold);
  background: rgba(245, 185, 67, 0.07);
}

.error-main {
  display: grid;
  min-height: calc(100vh - 112px);
  padding: 116px 0 60px;
  place-items: center;
}

.error-panel {
  position: relative;
  width: min(100%, 760px);
  padding: 70px 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 50% 10%, rgba(86, 97, 246, 0.18), transparent 48%),
    rgba(13, 19, 41, 0.78);
  box-shadow: var(--shadow);
  text-align: center;
  overflow: hidden;
}

.error-code {
  margin-bottom: -16px;
  color: transparent;
  background: linear-gradient(135deg, var(--gold-light), var(--gold), #ff8c5d);
  background-clip: text;
  font-size: clamp(88px, 18vw, 170px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.08em;
}

.error-panel h1 {
  margin-bottom: 12px;
  font-size: clamp(28px, 4vw, 42px);
}

.error-panel p {
  max-width: 520px;
  margin: 0 auto 28px;
  color: var(--muted);
}

@media (max-width: 700px) {
  .subpage-main {
    padding-top: 112px;
  }

  .policy-shell {
    grid-template-columns: 1fr;
  }

  .policy-meta {
    position: static;
  }

  .policy-card {
    padding: 28px 22px;
  }

  .subpage-nav a:not(:last-child) {
    display: none;
  }

  .error-panel {
    padding: 52px 22px;
  }
}