html {
  font-size: 120%;
  scroll-behavior: smooth;
}

:root {
  --color-bg: #0D0D0D;
  --header-h: 72px;
  --color-bg-alt: #161616;
  --color-bg-alt2: #1E1E1E;
  --color-border: #222;
  --color-text: #fff;
  --color-text-dim: #C8C8C8;
  --color-accent: #F77F00;
  --color-accent-hover: #E07000;
  --color-badge-planned: #9aa4ad;
  --radius-s: 4px;
  --radius-m: 6px;
  --radius-l: 10px;
  --shadow-soft: 0 2px 6px -1px rgba(0, 0, 0, .4), 0 4px 18px -4px rgba(0, 0, 0, .6);
  --shadow-hover: 0 3px 10px -2px rgba(0, 0, 0, .5), 0 6px 28px -6px rgba(0, 0, 0, .65);
  --focus-ring: 0 0 0 3px rgba(247, 127, 0, .35);
  --trans-fast: .18s cubic-bezier(.4, 0, .2, 1);
  --trans-med: .32s cubic-bezier(.4, 0, .2, 1);
  --font-base-size: clamp(.95rem, .24vw + .85rem, 1.05rem);
  --layout-max: 1250px;
}

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

body {
  margin: 0;
  font-family: Arial, sans-serif;
  font-size: var(--font-base-size);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.42;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

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

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

button {
  font-family: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}


h1:focus,
h2:focus,
h3:focus {
  outline: none;
}

.logo-wrap {
  display: block;
}

h2 {
  margin: 0;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: #000;
  color: #fff;
  padding: .6em 1em;
  z-index: 2000;
}

.skip-link:focus {
  left: 0;
}


.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .65rem 1.25rem;
  background: rgba(13, 13, 13, .85);
  backdrop-filter: blur(5px);
  border-bottom: 1px solid var(--color-border);
}

.primary-nav {
  display: flex;
}

.nav-list {
  list-style: none;
  display: flex;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav-list a {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .5px;
  position: relative;
  padding: .35em 0;
  transition: color var(--trans-fast);
}

.nav-list a.active,
.nav-list a:hover {
  color: var(--color-accent);
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  height: 2px;
  width: 0;
  background: var(--color-accent);
  border-radius: 2px;
  transition: width .25s;
}

.nav-list a.active::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5em;
  width: 46px;
  height: 42px;
}

.menu-toggle .bar {
  width: 26px;
  height: 3px;
  margin: 5px auto;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--trans-fast);
  display: block;
}

.menu-toggle[aria-expanded=true] .bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.menu-toggle[aria-expanded=true] .bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}


.section {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  position: relative;
  min-height: calc(100vh - var(--header-h));
  padding: 1rem 2rem 70px;
  scroll-margin-top: var(--header-h);
}

.section.bg {
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, .55), rgba(0, 0, 0, .85)),
    var(--sec-bg, none) center/cover no-repeat;
  background-position: center 1rem;
}

#home {
  --sec-bg: url('../background/home-back.jpg');
  padding: calc(var(--header-h) + 10px) 2rem 70px;
  justify-content: center;
}

#features {
  --sec-bg: url('../background/features-back.jpg');
}

#art {
  --sec-bg: url('../background/art-back.jpg');
}

#factsheet {
  --sec-bg: url('../background/factsheet-back.jpg');
}

#roadmap {
  --sec-bg: url('../background/roadmap-back.jpg');
}

#team {
  --sec-bg: url('../background/team-back.jpg');
}

#presskit {
  --sec-bg: url('../background/press-kit-back.jpg');
}

#publisher {
  --sec-bg: url('../background/publisher-back.jpg');
}

#faq {
  --sec-bg: url('../background/faq-back.jpg');
}

#contact {
  --sec-bg: url('../background/contact-back.jpg');
}

.hero-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  max-width: var(--layout-max);
  width: 100%;
  align-items: center;
  justify-content: center;
}

.hero-text {
  max-width: 540px;
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 1.05;
  margin: 0 0 .5em;
  letter-spacing: .5px;
}

.subtitle {
  font-size: 1.05em;
  line-height: 1.5;
  margin: 0 0 1.25em;
}


.icon-wrap {
  width: 1.05em;
  height: 1.05em;
  display: inline-block;
  vertical-align: -0.15em;
  line-height: 1;
}

.icon-wrap svg {
  width: 100%;
  height: 100%;
  display: block;
}

.gallery-nav img {
  filter: invert(100%);
}

.icon-lg {
  width: 1.2em;
  height: 1.2em;
}


.icon-inline svg {
  width: 100%;
  height: 100%;
  display: block;
}

.icon-inline {
  width: 1.05em;
  height: 1.05em;
  display: inline-block;
}


.btn .icon-wrap {
  margin-right: .45em;
}

.btn {
  --btn-bg: var(--color-accent);
  --btn-b: var(--color-accent);
  --btn-c: #fff;
  display: inline-flex;
  align-items: center;
  gap: .4em;
  font-weight: 600;
  font-size: .8rem;
  line-height: 1;
  padding: .8em 1.15em;
  border-radius: var(--radius-m);
  border: 1px solid var(--btn-b);
  background: var(--btn-bg);
  color: var(--btn-c);
  cursor: pointer;
  transition: background var(--trans-fast), border-color var(--trans-fast), transform var(--trans-fast);
}

.btn--neutral {
  --btn-bg: #161616;
  --btn-b: #2a2a2a;
  --btn-c: #ddd;
}

.btn--neutral:hover {
  --btn-bg: var(--color-accent);
  --btn-b: var(--color-accent);
  --btn-c: #fff;
}

.btn--accent:hover {
  --btn-bg: var(--color-accent-hover);
  --btn-b: var(--color-accent-hover);
}

.btn--sm {
  padding: .6em .9em;
  font-size: .72rem;
}

.btn--xs {
  padding: .5em .7em;
  font-size: .7rem;
}

.btn:active {
  transform: translateY(1px);
}


.media-block {
  width: 100%;
  max-width: 640px;
}

.lite-youtube {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
}

.lite-youtube:before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, .45), rgba(0, 0, 0, .45));
  filter: brightness(.9);
  transition: filter var(--trans-med);
}

.lite-youtube:hover:before,
.lite-youtube:focus-visible:before {
  filter: brightness(1);
}

.lite-youtube .play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70px;
  height: 50px;
  background: rgba(0, 0, 0, .55);
  border-radius: 14%/24%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .25s, transform .25s;
}

.lite-youtube .play::before {
  content: "";
  width: 0;
  height: 0;
  border-left: 22px solid #fff;
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
  display: block;
  margin-left: 6px;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .5));
}

.lite-youtube:hover .play,
.lite-youtube:focus-visible .play {
  background: rgba(0, 0, 0, .7);
  transform: translate(-50%, -50%) scale(1.04);
}

.lite-youtube:active .play {
  transform: translate(-50%, -50%) scale(.95);
}

.lite-youtube:focus-visible .play {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}


.lite-youtube .yt-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* или contain */
}

.card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-soft);
  transition: box-shadow var(--trans-fast), transform var(--trans-fast), border-color var(--trans-fast), background var(--trans-fast);
}

.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}


.feature-list {
  list-style: none;
  padding: 0;
  margin: 1.2em 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.2em 1.4em;
  width: 100%;
  max-width: 1000px;
}

.feature-card {
  padding: 1em .95em 1.1em;
  font-size: .8rem;
  line-height: 1.4;
  position: relative;
}

.feature-card h3 {
  margin: 0 0 .45em;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .55px;
  color: var(--color-accent);
}


.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 6px;
  width: 100%;
  max-width: 1300px;
  margin-top: 1em;
}

.art-tile {
  padding: 4px;
  position: relative;
}

.art-tile img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-s);
}

.art-tile.expanded {
  position: fixed;
  inset: 5vh 5vw;
  z-index: 3000;
  background: #000;
  padding: 0.5rem;
  border: 1px solid #111;
  box-shadow: 0 0 0 999vmax rgba(0, 0, 0, .75), 0 10px 40px -8px rgba(0, 0, 0, .8);
  transform: none;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

.art-tile.expanded img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  cursor: zoom-out;
  border-radius: 0;
}

.art-tile.expanded::after {
  content: "Click / ESC to close";
  position: absolute;
  bottom: .6rem;
  right: .9rem;
  font-size: .6rem;
  letter-spacing: .5px;
  background: rgba(0, 0, 0, .55);
  padding: .35em .6em;
  border-radius: 4px;
  color: #ddd;
  pointer-events: none;
}

/* Gallery Navigation Controls */
.gallery-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3001;
  background: rgba(0, 0, 0, .7);
  border: none;
  color: #fff;
  cursor: pointer;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--trans-fast);
  backdrop-filter: blur(4px);
}

.gallery-nav:hover {
  background: rgba(0, 0, 0, .9);
  transform: translateY(-50%) scale(1.1);
}

.gallery-nav:active {
  transform: translateY(-50%) scale(.95);
}

.gallery-nav.prev {
  left: 1rem;
}

.gallery-nav.next {
  right: 1rem;
}

.gallery-nav:disabled {
  opacity: .3;
  cursor: not-allowed;
}

.gallery-nav:disabled:hover {
  transform: translateY(-50%);
  background: rgba(0, 0, 0, .7);
}

.gallery-counter {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3001;
  background: rgba(0, 0, 0, .7);
  color: #fff;
  padding: .5rem 1rem;
  border-radius: var(--radius-m);
  font-size: .8rem;
  backdrop-filter: blur(4px);
}

/* Hide swipe hint on desktop by default */
.gallery-swipe-hint {
  display: none;
}

/* Hide navigation buttons on mobile */
@media (max-width: 768px) {
  .gallery-nav {
    display: none !important;
  }

  .gallery-counter {
    bottom: 2rem;
  }

  .gallery-swipe-hint {
    display: block;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3002;
    background: rgba(0, 0, 0, .8);
    color: #fff;
    padding: .8rem 1.2rem;
    border-radius: var(--radius-m);
    font-size: .75rem;
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity var(--trans-fast);
    pointer-events: none;
  }

  .gallery-swipe-hint.show {
    opacity: 1;
  }

  /* Hide "Click / ESC to close" text on mobile */
  .art-tile.expanded::after {
    display: none;
  }
}


.facts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.2em 1.4em;
  width: 100%;
  max-width: 1000px;
  margin: 1.5em auto 1em;
}

.fact {
  padding: .9em .95em 1.05em;
  font-size: .78rem;
  line-height: 1.4;
}

.fact-term {
  margin: 0 0 .45em;
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--color-accent);
}

.fact-val {
  margin: 0;
  font: 600 .85rem/1.35 Arial, sans-serif;
}

.badge {
  display: inline-block;
  padding: .28em .55em;
  font-size: .6rem;
  font-weight: 600;
  border-radius: 4px;
  background: #2a2a2a;
  letter-spacing: .5px;
  text-transform: uppercase;
}

.badge.done {
  background: #28a745;
  color: #fff;
}

.badge.inprogress {
  background: var(--color-accent);
  color: #fff;
}

.badge.planned {
  background: var(--color-badge-planned);
  color: #fff;
}

.sub {
  font-size: .6rem;
  color: #888;
}

.cta-row {
  margin-top: 1.8em;
  display: flex;
  gap: 1em;
  flex-wrap: wrap;
  justify-content: center;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.2em 1.4em;
  width: 100%;
  max-width: 1000px;
  margin-top: 1.3em;
}

.phase-card {
  padding: 1em .95em 1.1em;
  font-size: .78rem;
  line-height: 1.35;
}

.phase-card h3 {
  margin: 0 0 .5em;
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--color-accent);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1.4em;
  width: 100%;
  max-width: 1000px;
  margin-top: 1.3em;
}

.member {
  padding: 1em;
  text-align: center;
}

.member:hover,
.member:focus-visible {
  background: var(--color-bg-alt2);
}

.avatar {
  width: 90px;
  height: 90px;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  margin: 0 auto .75em;
  border: 2px solid #2a2a2a;
}

.role {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
  margin-bottom: .55em;
}

.press-assets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.1em;
  width: 100%;
  max-width: 900px;
  margin-top: 1.2em;
  align-items: stretch;
}

.press-card {
  padding: .9em;
  font-size: .72rem;
  line-height: 1.35;
  display: flex;
  flex-direction: column;
  gap: .55em;
  min-height: 100px;
}

.press-card strong {
  font-size: .7rem;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--color-accent);
}

.publisher-list {
  list-style: disc;
  max-width: 780px;
  padding-left: 1.2em;
  margin: 1.2em auto 0;
  font-size: .78rem;
  line-height: 1.45;
}

.publisher-list li {
  margin: .4em 0;
}

.faq-list {
  width: 100%;
  max-width: 800px;
  margin-top: 1.2em;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  background: #141414;
  margin: .75em 0;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.faq-q {
  width: 100%;
  background: #181818;
  padding: .85em 1em;
  cursor: pointer;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: none;
  color: #fff;
  font-size: .85rem;
  text-align: left;
  letter-spacing: .3px;
  transition: background var(--trans-fast);
}

.faq-q:hover,
.faq-q:focus-visible {
  background: #202020;
}

.faq-q[aria-expanded=true] .icon-wrap {
  transform: rotate(45deg);
}

.faq-q .icon-wrap {
  transition: transform var(--trans-fast);
  display: inline-block;
  font-weight: 400;
}

.faq-a {
  padding: 1rem 1rem 1rem;
  font-size: .75rem;
  line-height: 1.45;
}

.socials {
  margin-top: 2em;
  gap: 1em;
  flex-wrap: wrap;
  justify-content: center;
  display: flex;
}

.social-link {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  background: var(--color-bg-alt);
  transition: background var(--trans-fast), color var(--trans-fast), border-color var(--trans-fast), transform var(--trans-fast);
}

.social-link:hover,
.social-link:focus-visible {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.site-footer {
  background: #0B0B0B;
  padding: 2.5em 1.5em 2em;
  border-top: 1px solid var(--color-border);
  font-size: .75rem;
  /* margin-top: 40px; */
  text-align: center;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 2em;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  justify-content: center;
}

.footer-col h4 {
  font-size: .7rem;
  margin: 0 0 .65em;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin: .4em 0;
  list-style: none;
}

.footer-col a {
  color: var(--color-text-dim);
  font-size: .65rem;
  letter-spacing: .4px;
}

.footer-col a:hover,
.footer-col a:focus-visible {
  color: var(--color-accent);
}

.footer-col {
  text-align: left;
}

.legal-note {
  font-size: .6rem;
  line-height: 1.3;
  opacity: .65;
  text-align: center;
  max-width: 900px;
  margin: 0.5em auto 0.25em;
}

.disclaimer-footer {
  font-size: .6rem;
  line-height: 1.35;
  opacity: .75;
  max-width: 900px;
  text-align: center;
  margin: 0.25em auto 0;
}


[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s ease, transform .7s ease;
}

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

@media (max-width:980px) {
  .hero-inner {
    gap: 2.2rem;
  }
}

@media (max-width:820px) {
  .section {
    padding: 1rem 1.25rem 60px;
  }
}

@media (max-width:768px) {
  .primary-nav {
    position: fixed;
    top: 62px;
    right: 0;
    width: 230px;
    background: #0D0D0D;
    border-left: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    transform: translateX(110%);
    transition: transform var(--trans-med);
    height: auto;
    max-height: 75vh;
    overflow-y: auto;
  }

  .primary-nav.open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: 1em 1.1em 1.6em;
  }

  .nav-list li {
    width: 100%;
  }

  .nav-list a {
    display: block;
    width: 100%;
    padding: .55em 0;
  }

  .menu-toggle {
    display: block;
  }

  body.menu-open {
    overflow: hidden;
  }

  .hero-inner {
    gap: 2rem;
  }
}

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

  [data-reveal] {
    transition: none;
  }

  .card,
  .social-link,
  .btn,
  .lite-youtube .play {
    transition: none;
  }
}

.center-txt.narrow {
  max-width: 80%;
  text-align: start;
}

@media (max-width:820px) {
  .center-txt.narrow {
    max-width: 100%;
  }
}