:root {
  --bg: #05060c;
  --bg-2: #080a14;
  --panel: rgba(18, 22, 38, 0.55);
  --panel-solid: #0c0f1c;
  --line: rgba(120, 140, 210, 0.12);
  --line-strong: rgba(120, 150, 230, 0.28);
  --text: #eaecf5;
  --muted: #8a90ad;
  --muted-dim: #5f647d;
  --brand: #3b7bff;
  --brand-2: #6aa2ff;
  --brand-glow: #2f6bff;
  --accent: #8fb4ff;
  --radius: 16px;
  --maxw: 1200px;
  --font-head: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.only-desktop { display: inline; }

/* ---------- Ambient background ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(120,150,230,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,150,230,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 80%);
}
.bg-glow {
  position: fixed; z-index: 0; pointer-events: none; border-radius: 50%;
  filter: blur(120px); opacity: 0.5;
}
.bg-glow--1 { width: 620px; height: 620px; top: -180px; right: -120px; background: radial-gradient(circle, rgba(47,107,255,0.35), transparent 70%); }
.bg-glow--2 { width: 560px; height: 560px; top: 900px; left: -200px; background: radial-gradient(circle, rgba(90,60,220,0.22), transparent 70%); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-head); font-weight: 600; font-size: 15px;
  padding: 13px 22px; border-radius: 10px; cursor: pointer; border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .3s ease, background .3s ease, border-color .3s ease;
  white-space: nowrap;
}
.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand) 0%, #5c53ff 100%);
  box-shadow: 0 8px 30px rgba(47,107,255,0.45), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(47,107,255,0.6); }
.btn--ghost {
  color: var(--text);
  background: rgba(255,255,255,0.03);
  border-color: var(--line-strong);
  padding: 11px 20px;
  backdrop-filter: blur(8px);
}
.btn--ghost:hover { border-color: var(--brand-2); box-shadow: 0 0 24px rgba(47,107,255,0.35); }

.link-arrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-head); font-weight: 500; font-size: 14px; color: var(--accent);
  transition: gap .2s ease, color .2s ease;
}
.link-arrow:hover { gap: 11px; color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(5,6,12,0.72);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.header__inner { display: flex; align-items: center; gap: 32px; height: 74px; }

.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-head); }
.brand__mark {
  display: grid; place-items: center; width: 40px; height: 40px;
  filter: drop-shadow(0 2px 10px rgba(60,110,255,0.45));
  transition: transform .3s ease, filter .3s ease;
}
.brand__mark img { width: 100%; height: 100%; object-fit: contain; display: block; }
.brand:hover .brand__mark { transform: translateY(-1px); filter: drop-shadow(0 0 16px rgba(80,120,255,0.7)); }
.brand__name { font-weight: 700; font-size: 19px; letter-spacing: 2px; }

.nav { display: flex; gap: 30px; margin-left: auto; }
.nav__link {
  position: relative; font-size: 15px; color: var(--muted); font-weight: 500;
  transition: color .2s ease; padding: 4px 0;
}
.nav__link:hover, .nav__link.is-active { color: #fff; }
.nav__link.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  box-shadow: 0 0 10px var(--brand-glow);
}
.header__cta { margin-left: 4px; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; margin-left: auto; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; z-index: 1; }
.hero::before {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
  left: max(0px, calc(50% - var(--maxw) / 2)); top: 50%; transform: translateY(-50%);
  width: 640px; height: 640px; border-radius: 50%;
  background: radial-gradient(circle, rgba(60,90,220,0.18), transparent 68%);
  filter: blur(20px);
}
.hero__media { position: absolute; inset: 0; z-index: -1; }
.hero__img {
  position: absolute; top: 0; height: 100%;
  width: min(70%, 820px);
  right: max(0px, calc(50% - var(--maxw) / 2 - 60px));
  object-fit: cover; object-position: center;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 46%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 46%);
  animation: floaty 9s ease-in-out infinite;
}
.hero__media-fade {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(5,6,12,0.55) 0%, transparent 25%, transparent 60%, var(--bg) 100%),
    radial-gradient(ellipse 55% 80% at 18% 50%, var(--bg) 18%, transparent 68%);
}
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

.hero__inner { position: relative; display: flex; align-items: center; width: 100%; padding-top: 74px; }
.hero__content { max-width: 620px; animation: rise .9s cubic-bezier(.2,.7,.2,1) both; }
.hero__eyebrow {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--brand-2);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero__title {
  font-family: var(--font-head); font-weight: 700; font-size: clamp(44px, 7vw, 92px);
  line-height: 0.98; letter-spacing: -1px; margin-bottom: 26px; text-transform: uppercase;
  text-shadow: 0 4px 40px rgba(0,0,0,0.6);
}
.grad {
  background: linear-gradient(120deg, #cfe0ff 0%, #6aa2ff 45%, #a48bff 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero__subtitle { font-size: clamp(15px, 1.4vw, 18px); color: var(--muted); max-width: 480px; margin-bottom: 34px; text-wrap: balance; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero__showreel {
  position: absolute; top: 40px; right: 8px; display: flex; flex-direction: column;
  align-items: center; gap: 10px; color: var(--muted);
}
.hero__showreel-btn {
  display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%;
  border: 1px solid var(--line-strong); color: var(--brand-2);
  background: rgba(255,255,255,0.03); backdrop-filter: blur(8px);
  transition: .3s; box-shadow: 0 0 0 0 rgba(47,107,255,0.4);
}
.hero__showreel:hover .hero__showreel-btn { color: #fff; background: rgba(47,107,255,0.25); box-shadow: 0 0 30px rgba(47,107,255,0.6); transform: scale(1.06); }
.hero__showreel-label { font-family: var(--font-head); font-size: 11px; letter-spacing: 1px; text-align: center; line-height: 1.3; text-transform: uppercase; }

@keyframes rise { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }

/* ---------- Sections ---------- */
.section { position: relative; z-index: 1; padding: 96px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-head); font-size: 12px; letter-spacing: 3px; color: var(--brand-2); text-transform: uppercase; margin-bottom: 18px; }
.eyebrow__dash { width: 26px; height: 2px; background: linear-gradient(90deg, var(--brand), transparent); border-radius: 2px; }
.section__title { font-family: var(--font-head); font-weight: 600; font-size: clamp(28px, 3.6vw, 44px); line-height: 1.1; letter-spacing: -0.5px; }
.section__lead { color: var(--muted); font-size: 15px; max-width: 380px; }

.section__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: 52px; flex-wrap: wrap; }
.section__head-right { display: flex; flex-direction: column; gap: 18px; align-items: flex-start; max-width: 420px; }

/* ---------- Product cards ---------- */
.products__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(180deg, rgba(20,25,44,0.6), rgba(10,12,22,0.6));
  border: 1px solid var(--line);
  transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .35s ease, box-shadow .35s ease;
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius); pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06); transition: opacity .35s ease;
}
.card:hover { transform: translateY(-8px); border-color: var(--line-strong); box-shadow: 0 24px 60px rgba(0,0,0,0.5), 0 0 40px rgba(47,107,255,0.18); }
.card__media { position: relative; aspect-ratio: 3/4; overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.card:hover .card__media img { transform: scale(1.06); }
.card__media::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(5,6,12,0.1) 0%, transparent 40%, rgba(8,10,20,0.85) 100%);
}

.badge {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-head); font-size: 10px; font-weight: 600; letter-spacing: 1.5px;
  padding: 6px 11px; border-radius: 20px; text-transform: uppercase;
  backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.14);
}
.badge--live { color: #7dffb0; background: rgba(20,60,40,0.5); }
.badge--soon { color: #ffd48a; background: rgba(60,45,20,0.5); }
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: #35e089; box-shadow: 0 0 8px #35e089; animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

.card__body { padding: 20px 20px 24px; position: relative; z-index: 2; margin-top: -46px; }
.card__brand { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.card__logo { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: rgba(255,255,255,0.06); border: 1px solid var(--line-strong); }
.card__logo--papagent { color: #59d089; }
.card__logo--trips { color: #6aa2ff; }
.card__logo--uih { color: #a48bff; }
.card__logo--ani { color: #ff9d6a; }
.card__name { font-family: var(--font-head); font-weight: 700; font-size: 18px; letter-spacing: 0.5px; }
.card__url { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; color: var(--brand-2); margin-bottom: 12px; transition: color .2s; }
.card__url:hover { color: #fff; }
.card__desc { font-size: 13.5px; color: var(--muted); min-height: 58px; margin-bottom: 16px; }
.card__tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag { font-family: var(--font-head); font-size: 10px; font-weight: 600; letter-spacing: 1px; color: var(--accent); padding: 5px 10px; border-radius: 6px; background: rgba(90,120,230,0.1); border: 1px solid var(--line); }

/* ---------- Vision ---------- */
.vision__inner { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: center; }
.vision__intro .section__lead { margin: 20px 0 26px; max-width: 420px; }
.vision__panel {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  padding: 42px 34px; border-radius: 22px;
  background: linear-gradient(160deg, rgba(22,28,52,0.55), rgba(10,12,22,0.4));
  border: 1px solid var(--line); backdrop-filter: blur(10px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
}
.feature__icon {
  display: grid; place-items: center; width: 60px; height: 60px; border-radius: 15px; margin-bottom: 18px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--line-strong);
  transition: transform .3s ease, box-shadow .3s ease;
}
.feature:hover .feature__icon { transform: translateY(-4px); }
.feature__icon--ai { color: #6aa2ff; box-shadow: 0 0 26px rgba(47,107,255,0.35); }
.feature__icon--game { color: #a48bff; box-shadow: 0 0 26px rgba(120,90,240,0.32); }
.feature__icon--chain { color: #7fc0ff; box-shadow: 0 0 26px rgba(80,150,255,0.3); }
.feature__title { font-family: var(--font-head); font-weight: 600; font-size: 15px; letter-spacing: 0.5px; margin-bottom: 10px; }
.feature__desc { font-size: 13px; color: var(--muted); }

/* ---------- About and FAQ ---------- */
.about {
  background: linear-gradient(180deg, transparent 0%, rgba(12,15,28,0.65) 100%);
}
.about__inner {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items: start;
}
.about__copy .section__lead {
  max-width: 560px;
  margin-top: 22px;
}
.facts {
  display: grid;
  gap: 16px;
}
.fact {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,0.035);
}
.fact dt {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.4px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.fact dd {
  color: var(--muted);
  font-size: 14px;
}
.faq__inner {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 48px;
  align-items: start;
}
.faq__list {
  display: grid;
  gap: 14px;
}
.faq__item {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}
.faq__item h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 9px;
}
.faq__item p {
  color: var(--muted);
  font-size: 14px;
}

/* ---------- Footer ---------- */
.site-footer { position: relative; z-index: 1; border-top: 1px solid var(--line); padding: 30px 0; background: rgba(5,6,12,0.6); }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.brand--footer .brand__name { font-size: 17px; }
.footer__links { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.footer__links a { font-family: var(--font-head); font-size: 13px; color: var(--muted); transition: color .2s; }
.footer__links a:hover { color: #fff; }
.footer__copy { font-size: 13px; color: var(--muted-dim); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .products__grid { grid-template-columns: repeat(2, 1fr); }
  .vision__inner { grid-template-columns: 1fr; gap: 40px; }
  .about__inner, .faq__inner { grid-template-columns: 1fr; gap: 34px; }
  .hero__img { width: 90%; opacity: 0.55; }
}
@media (max-width: 760px) {
  .nav, .header__cta { display: none; }
  .nav-toggle { display: flex; }
  .nav.open {
    display: flex; flex-direction: column; position: absolute; top: 74px; left: 0; right: 0;
    background: rgba(5,6,12,0.96); padding: 20px 28px; gap: 18px; border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
  }
  .only-desktop { display: none; }
  .hero__showreel { top: auto; bottom: 28px; right: 20px; }
  .section { padding: 70px 0; }
  .vision__panel { grid-template-columns: 1fr; }
  .fact, .faq__item { padding: 20px 0; border-left: 0; border-right: 0; border-radius: 0; background: transparent; }
  .card__desc { min-height: 0; }
}

/* Mobile hero: image on top, text on clean dark area below */
@media (max-width: 760px) {
  .hero { align-items: flex-end; min-height: 100svh; }
  .hero__img {
    width: 100%; height: 60%; top: 0; right: 0;
    object-position: center top; opacity: 0.9;
    -webkit-mask-image: linear-gradient(180deg, #000 52%, transparent 100%);
            mask-image: linear-gradient(180deg, #000 52%, transparent 100%);
  }
  .hero__media-fade {
    background: linear-gradient(180deg, rgba(5,6,12,.30) 0%, rgba(5,6,12,.08) 28%, var(--bg) 64%);
  }
  .hero__inner { padding-bottom: 60px; }
  .hero__content { max-width: 100%; }
  .hero__subtitle { max-width: 100%; }
  .hero__showreel { display: none; }
}
@media (max-width: 480px) {
  .products__grid { grid-template-columns: 1fr; }
  .footer__inner { justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}