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

.site-header.is-scrolled,
body.menu-open .site-header {
  border-color: rgba(255, 255, 255, 0.075);
  background: rgba(11, 13, 16, 0.83);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px) saturate(125%);
}

.site-header__inner {
  display: flex;
  height: 100%;
  align-items: center;
  gap: 1.5rem;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.9rem, 1.8vw, 1.8rem);
  margin-left: auto;
}

.primary-nav__link {
  position: relative;
  padding-block: 0.7rem;
  color: var(--color-text-muted);
  font-size: 0.88rem;
  font-weight: 650;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.primary-nav__link::after {
  position: absolute;
  right: 0;
  bottom: 0.28rem;
  left: 0;
  height: 1px;
  background: var(--color-brand-light);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-base);
}

.primary-nav__link:hover,
.primary-nav__link.is-active {
  color: var(--color-text);
}

.primary-nav__link:hover::after,
.primary-nav__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-header__cta {
  margin-left: 0.15rem;
}

.menu-toggle {
  display: none;
  width: 2.85rem;
  height: 2.85rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.025);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 50%;
  width: 1.1rem;
  height: 1px;
  background: currentColor;
  transform: translateX(-50%);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base);
}

.menu-toggle span:nth-child(1) { top: 0.91rem; }
.menu-toggle span:nth-child(2) { top: 1.39rem; }
.menu-toggle span:nth-child(3) { top: 1.87rem; }

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  top: 1.39rem;
  transform: translateX(-50%) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  top: 1.39rem;
  transform: translateX(-50%) rotate(-45deg);
}

.navigation-backdrop {
  position: fixed;
  z-index: var(--z-overlay);
  inset: 0;
  visibility: hidden;
  padding: 0;
  border: 0;
  background: rgba(4, 5, 7, 0.66);
  opacity: 0;
  backdrop-filter: blur(6px);
  cursor: pointer;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

body.menu-open .navigation-backdrop {
  visibility: visible;
  opacity: 1;
}

.hero {
  position: relative;
  display: grid;
  min-height: calc(100svh - clamp(2.5rem, 5vh, 4.5rem));
  overflow: hidden;
  align-items: center;
  padding: calc(var(--header-height) + clamp(1.75rem, 4vh, 3.5rem)) 0 clamp(2.5rem, 4vh, 4rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  isolation: isolate;
  scroll-margin-top: 0;
}

.hero::before {
  position: absolute;
  z-index: -3;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 10, 13, 0.96) 0%, rgba(8, 10, 13, 0.7) 44%, rgba(8, 10, 13, 0.28) 72%, rgba(8, 10, 13, 0.78) 100%),
    linear-gradient(180deg, rgba(8, 10, 13, 0.25), var(--color-bg) 96%);
  content: "";
}

.hero__grid {
  position: absolute;
  z-index: -4;
  inset: 0;
  background-image: url("../images/decoration/grid.svg");
  background-position: center top;
  mask-image: linear-gradient(180deg, black 0%, rgba(0, 0, 0, 0.7) 62%, transparent 100%);
  opacity: 0.82;
}

.hero__glow {
  position: absolute;
  z-index: -2;
  width: 38rem;
  height: 38rem;
  border-radius: 50%;
  filter: blur(18px);
  pointer-events: none;
  will-change: transform;
}

.hero__glow--gold {
  top: -16rem;
  right: 8%;
  background: radial-gradient(circle, rgba(214, 160, 92, 0.21), transparent 68%);
}

.hero__glow--blue {
  right: -15rem;
  bottom: -12rem;
  background: radial-gradient(circle, rgba(103, 152, 207, 0.13), transparent 68%);
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(30rem, 1.06fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 47rem;
}

.hero__eyebrow {
  margin-bottom: 1.4rem;
}

.hero__title {
  max-width: 13ch;
  margin-bottom: 1.55rem;
  font-size: var(--text-hero);
  font-weight: 820;
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.hero__title span {
  color: var(--color-brand-light);
}

.hero__description {
  max-width: 39rem;
  margin-bottom: 2rem;
  color: var(--color-text-soft);
  font-size: clamp(1.05rem, 1.5vw, 1.22rem);
  line-height: 1.62;
}

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

.hero__areas {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin: 2.1rem 0 0;
}

.hero__areas li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 600;
}

.hero__area-dot {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  box-shadow: 0 0 12px currentColor;
}

.hero__area-dot--games { color: var(--color-games); background: currentColor; }
.hero__area-dot--projects { color: var(--color-projects); background: currentColor; }
.hero__area-dot--programs { color: var(--color-programs); background: currentColor; }

.hero-art {
  position: relative;
  width: min(100%, 42rem);
  aspect-ratio: 1 / 0.98;
  justify-self: end;
  isolation: isolate;
}

.hero-art::before {
  position: absolute;
  z-index: -2;
  inset: 9% 1% 4%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 44% 44% 16% 16% / 35% 35% 18% 18%;
  background:
    radial-gradient(circle at 52% 28%, rgba(214, 160, 92, 0.13), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.005));
  box-shadow: inset 0 0 70px rgba(255, 255, 255, 0.018), 0 40px 100px rgba(0, 0, 0, 0.23);
  content: "";
  backdrop-filter: blur(2px);
}

.hero-art__platform {
  position: absolute;
  z-index: -1;
  right: 9%;
  bottom: 3%;
  left: 9%;
  height: 11%;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(214, 160, 92, 0.16), rgba(8, 10, 13, 0.54) 58%, transparent 72%);
  filter: blur(1px);
  transform: rotateX(68deg);
}

.hero-art__main,
.hero-art__satellite {
  position: absolute;
  will-change: transform;
}

.hero-art__main {
  z-index: 3;
  right: 5%;
  bottom: 1%;
  width: 78%;
  filter: drop-shadow(0 32px 34px rgba(0, 0, 0, 0.4));
}

.hero-art__satellite {
  z-index: 2;
  width: 30%;
  opacity: 0.95;
  filter: drop-shadow(0 20px 24px rgba(0, 0, 0, 0.32));
}

.hero-art__satellite--games {
  bottom: 5%;
  left: 0;
}

.hero-art__satellite--projects {
  top: 11%;
  right: 1%;
  z-index: 1;
  width: 28%;
}

.hero-art__orbital {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(214, 160, 92, 0.18);
  border-radius: 50%;
  pointer-events: none;
}

.hero-art__orbital::after {
  position: absolute;
  top: 50%;
  left: -0.25rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-brand-light);
  box-shadow: 0 0 18px rgba(239, 194, 125, 0.7);
  content: "";
}

.hero-art__orbital--one {
  inset: 15% 8% 12%;
  transform: rotate(-12deg);
}

.hero-art__orbital--two {
  inset: 24% 18% 20%;
  border-color: rgba(103, 152, 207, 0.15);
  transform: rotate(18deg);
}

.hero-art__orbital--two::after {
  top: 18%;
  right: -0.25rem;
  left: auto;
  background: var(--color-programs);
  box-shadow: 0 0 18px rgba(103, 152, 207, 0.7);
}

.hero-art__label {
  position: absolute;
  z-index: 4;
  padding: 0.48rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 0.6rem;
  color: var(--color-text-soft);
  background: rgba(10, 12, 15, 0.72);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  backdrop-filter: blur(10px);
}

.hero-art__label--code {
  top: 26%;
  left: 4%;
  color: #a9d5ff;
}

.hero-art__label--build {
  top: 9%;
  left: 35%;
  color: var(--color-brand-light);
}

.hero-art__label--status {
  right: 0;
  bottom: 22%;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.hero-art__label--status span {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 12px rgba(131, 207, 140, 0.65);
}

.scroll-cue {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: translateX(-50%);
  transition: color var(--transition-fast);
}

.scroll-cue:hover {
  color: var(--color-text-soft);
}

.scroll-cue svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: var(--color-brand-light);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(22rem, 0.78fr);
  align-items: start;
  gap: clamp(2.5rem, 7vw, 8rem);
}

.about .section-heading {
  margin-bottom: 0;
}

.about__panel {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 100% 0, rgba(214, 160, 92, 0.12), transparent 17rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.042), transparent 52%),
    var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.about__panel > p {
  position: relative;
  z-index: 2;
  margin-bottom: 0;
  padding-right: 5.5rem;
  color: var(--color-text-soft);
  font-size: var(--text-lg);
}

.about__mark {
  position: absolute;
  top: -1.2rem;
  right: -0.7rem;
  width: 8.5rem;
  opacity: 0.16;
  transform: rotate(6deg);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: clamp(3rem, 6vw, 5rem);
}

.directions::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(214, 160, 92, 0.035), transparent 42rem);
  content: "";
  pointer-events: none;
}

.directions__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.solutions__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.9rem;
}

.values {
  padding-top: clamp(4rem, 7vw, 6.5rem);
}

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

.mission {
  padding-block: clamp(2rem, 5vw, 4.5rem) clamp(5rem, 9vw, 8.5rem);
}

.mission__panel {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding: clamp(1.6rem, 4vw, 3.2rem);
  overflow: hidden;
  border: 1px solid rgba(214, 160, 92, 0.22);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 18% 50%, rgba(214, 160, 92, 0.16), transparent 20rem),
    radial-gradient(circle at 86% 50%, rgba(103, 152, 207, 0.07), transparent 22rem),
    linear-gradient(130deg, rgba(255, 255, 255, 0.045), transparent 48%),
    var(--color-surface);
  box-shadow: var(--shadow-card);
}

.mission__panel::before,
.mission__panel::after {
  position: absolute;
  width: 11rem;
  height: 11rem;
  border: 1px solid rgba(214, 160, 92, 0.08);
  border-radius: 50%;
  content: "";
}

.mission__panel::before { top: -7rem; left: 33%; }
.mission__panel::after { right: 12%; bottom: -8rem; }

.mission__paw {
  position: relative;
  z-index: 1;
  display: grid;
  width: clamp(5.5rem, 10vw, 8rem);
  height: clamp(5.5rem, 10vw, 8rem);
  border: 1px solid rgba(214, 160, 92, 0.26);
  border-radius: 1.8rem;
  place-items: center;
  color: var(--color-brand-light);
  background: rgba(214, 160, 92, 0.055);
}

.mission__paw svg {
  width: 62%;
  fill: currentColor;
  filter: drop-shadow(0 0 20px rgba(214, 160, 92, 0.22));
}

.mission__content {
  position: relative;
  z-index: 1;
}

.mission__content h2 {
  max-width: 50rem;
  margin-bottom: 0;
  font-size: clamp(1.55rem, 3.2vw, 2.7rem);
}

.mission__tagline {
  position: relative;
  z-index: 1;
  margin: 0;
  padding-left: clamp(1.5rem, 3vw, 2.5rem);
  border-left: 1px solid rgba(214, 160, 92, 0.35);
  color: var(--color-brand-light);
  font-size: clamp(0.9rem, 1.4vw, 1.1rem);
  font-weight: 800;
  letter-spacing: 0.09em;
  line-height: 1.45;
}

.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(28rem, 1.05fr);
  align-items: start;
  gap: clamp(2.5rem, 7vw, 7rem);
}

.contact__intro > h2 {
  max-width: 9ch;
}

.contact__intro > p {
  max-width: 36rem;
  margin-bottom: 2.4rem;
  font-size: var(--text-lg);
}

.contact__route {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  max-width: 35rem;
  padding: 1rem 0;
  border-top: 1px solid var(--color-border);
}

.contact__route:last-child {
  border-bottom: 1px solid var(--color-border);
}

.contact__route-number {
  color: var(--color-brand-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.1em;
}

.contact__route strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--color-text-soft);
}

.contact__route p {
  margin-bottom: 0;
  font-size: var(--text-sm);
}

.site-footer {
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--color-bg-deep);
}

.site-footer__top {
  display: grid;
  grid-template-columns: minmax(17rem, 1.35fr) repeat(3, minmax(9rem, 0.65fr));
  gap: clamp(2rem, 5vw, 5rem);
  padding-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.site-footer__brand > p {
  max-width: 21rem;
  margin: 1.25rem 0 0;
}

.site-footer h2 {
  margin-bottom: 1.2rem;
  color: var(--color-text-soft);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer__nav,
.site-footer__directions,
.site-footer__socials {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.7rem;
}

.site-footer__nav a,
.site-footer__directions span,
.site-footer__socials > span {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.site-footer__nav a {
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.site-footer__nav a:hover {
  color: var(--color-brand-light);
  transform: translateX(3px);
}

.site-footer__directions span {
  font-size: var(--text-xs);
  font-weight: 650;
  letter-spacing: 0.06em;
}

.site-footer__socials > span {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.site-footer__socials small {
  padding: 0.2rem 0.4rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-dim);
  font-size: 0.58rem;
  line-height: 1;
  text-transform: uppercase;
}

.site-footer__bottom {
  display: flex;
  min-height: 5rem;
  align-items: center;
  gap: 1.5rem;
  padding-block: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.065);
}

.site-footer__bottom p {
  margin: 0;
  font-size: var(--text-xs);
}

.site-footer__bottom p:nth-child(2) {
  margin-left: auto;
}

.site-footer__bottom .back-to-top {
  margin-left: 0.5rem;
}

.error-page {
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: var(--page-gutter);
  background:
    radial-gradient(circle at 50% 35%, rgba(214, 160, 92, 0.13), transparent 28rem),
    url("../images/decoration/grid.svg"),
    var(--color-bg-deep);
}

.error-page__card {
  width: min(100%, 42rem);
  padding: clamp(2rem, 6vw, 4rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: rgba(20, 23, 27, 0.86);
  box-shadow: var(--shadow-card);
  text-align: center;
  backdrop-filter: blur(16px);
}

.error-page__card .brand {
  justify-content: center;
  margin-bottom: 2.5rem;
}

.error-page__code {
  margin: 0 0 0.7rem;
  color: var(--color-brand-light);
  font-family: var(--font-display);
  font-size: clamp(5rem, 18vw, 10rem);
  font-weight: 850;
  line-height: 0.8;
  letter-spacing: -0.08em;
}

.error-page__card h1 {
  margin-bottom: 1rem;
  font-size: var(--text-3xl);
}

.error-page__card > p:last-of-type {
  max-width: 31rem;
  margin: 0 auto 2rem;
}