:root{
  --bg:#0b1e34;
  --bg2:#071726;
  --card:#ffffff;
  --muted:#f4f7fb;
  --text:#0b1220;
  --white:#fff;

  --primary:#2f6fff;
  --primary2:#4aa3ff;

  --radius:16px;
  --shadow: 0 10px 30px rgba(0,0,0,.10);
  --max: 1100px;

  --headerGlass: rgba(7, 20, 35, 0.82);
  --glassBorder: rgba(255,255,255,0.10);
}

*{box-sizing:border-box}
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: #f4f7fb;
}

main{
  flex: 1;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.container{
  width:min(var(--max), calc(100% - 40px));
  margin:0 auto;
}

.header{
  position: relative;
  background: rgba(6, 14, 26, 0.95);
  top: 0;
  z-index: 50;

}

.header,
.navbar {
  height: 64px;
  display: flex;
  align-items: center;
}
.mobileNav {
  display: none;
}


.header__inner,
.mobileNav{
  position: relative;
  z-index: 1;
}

.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px 0;
  gap:16px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color: var(--white);
  font-weight:700;
}
.brand__mark{font-size:20px}

.nav{
  display:flex;
  gap:22px;
  color: rgba(255,255,255,.88);
  font-weight:500;
}
.nav a{opacity:.9}
.nav a:hover{opacity:1}

.burger{
  display:none;
  background:transparent;
  border:0;
  color:#fff;
  font-size:20px;
  cursor:pointer;
}

.brand__mark {
  display: inline-block;
  transform: scale(2);
  transform-origin: center;
  margin-right: 0.25em;
  position: relative;
  top: -2px;
}

.btn{
  min-width: 340px;
  justify-content: center;
  border:0;
  cursor:pointer;
  padding:12px 16px;
  border-radius: 5px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:8px;
}

.btn--primary{
  background: var(--primary);
  color: white;
  box-shadow: 0 10px 18px rgba(47,111,255,.25);
}
.btn--primary:hover{filter:brightness(1.05)}

.btn--ghost{
  background: rgba(255,255,255,.10);
  color:white;
  border: 1px solid rgba(255,255,255,.18);
}
.btn--ghost:hover{background: rgba(255,255,255,.14)}

.hero{
  min-height: calc(105vh - 80px);
  position: relative;
  overflow: hidden;

  background:
    radial-gradient(1200px 600px at 20% 20%, rgba(74,163,255,.35), transparent 60%),
    radial-gradient(900px 500px at 80% 30%, rgba(47,111,255,.25), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));

  color: white;

  padding: 84px 0 56px;}

.hero::before{
  content:"";
  position:absolute;
  inset:0;

  background-image: url("./assets/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  opacity: 0.08;              
  z-index: 0;
}

.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(ellipse at top, rgba(0,0,0,0.18), transparent 60%);
  z-index: 0;
}

.hero > .container{
  position: relative;
  z-index: 1;
}

.hero__grid{
  display:grid;
  gap:28px;
  align-items:center;
  grid-template-columns: 1.1fr .9fr;
}

.hero h1{
  font-size: clamp(34px, 4vw, 54px);
  line-height:1.05;
  margin:0 0 16px;
  letter-spacing: -0.02em;
}

.hero p{
  margin:0 0 22px;
  max-width: 520px;
  color: rgba(255,255,255,.85);
  font-size:18px;
  line-height:1.5;
}

.hero__cta{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.hero__visual{
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__molecule{
  width: 100%;
  height: auto;
  max-width: 320px;
  opacity: 0.95;
  filter: drop-shadow(0 10px 30px rgba(79,163,255,0.25));
}

.hero__visual:hover .hero__molecule {
  transform: translateY(-6px) scale(1.02);
}

@keyframes floatSlow {
  0%   { transform: translateY(0) rotate(0deg); }
  50%  { transform: translateY(-18px) rotate(1.5deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

@keyframes breathe {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.float{
  animation:
    floatSlow 4.5s ease-in-out infinite,
    breathe 7s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .float{
    animation: none;
  }
}

#molecule-canvas {
  width: 100%;
  height: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
}

#molecule-canvas canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.section-header{
  font-size: large;
  text-align: center;
  max-width: 640px;
  margin: 0 auto 36px;
}
.section{
  padding: 56px 0;
  background: white;
  color: var(--text);
}
.section--muted{background: var(--muted);}
.section__title{
  margin:0 0 24px;
  text-align:center;
  font-size: clamp(22px, 2.2vw, 32px);
}

.cards{
  display:grid;
  gap:16px;
  grid-template-columns: repeat(3, 1fr);
}

.card{
  background: var(--card);
  border: 1px solid rgba(10,20,30,.08);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover{
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0,0,0,.12);
}
.card__top{
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}

.card__icon{
  flex-shrink: 0;
  width: 64px;
  height: 64px;

  display: flex;
  align-items: center;
  justify-content: center;
}

.card__icon img{
  width: 56px;
  height: auto;
  object-fit: contain;
}
.card h3{
  margin: 0;
  font-size: 18px;
}

.card h3{margin:0 0 8px}
.card p{margin:0; color: rgba(10,20,30,.70); line-height:1.5}

.steps{
  display:grid;
  gap:16px;
  grid-template-columns: repeat(3, 1fr);
}
.step{
  background: white;
  border-radius: var(--radius);
  border: 1px solid rgba(10,20,30,.08);
  padding: 22px;
}
.step__num{
  width:38px;
  height:38px;
  border-radius:999px;
  display:grid;
  place-items:center;
  background: rgba(47,111,255,.12);
  color: var(--primary);
  font-weight:800;
  margin-bottom:10px;
}

.split{
  display:grid;
  gap:22px;
  align-items:center;
  grid-template-columns: 1fr 1fr;
}

.preview img{
  border-radius: 18px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(10,20,30,.08);
}

.twoCols{
  display:grid;
  gap:16px;
  grid-template-columns: 1fr 1fr;
}
.panel{
  background: white;
  border-radius: var(--radius);
  border: 1px solid rgba(10,20,30,.08);
  padding: 22px;
}
.checklist{margin:12px 0 0; padding-left: 18px;}
.checklist li{margin:10px 0}

.footer{
  background: #061425;
  color: rgba(255,255,255,.88);
  padding: 28px 0;
}
.footer__inner{
  display:flex;
  justify-content:space-between;
  gap:14px;
  align-items:center;
  flex-wrap:wrap;
}
.footer__links{display:flex; gap:16px; opacity:.9}
.footer__copy{opacity:.8}

.modal{position:fixed; inset:0; display:none; z-index:100;}
.modal[aria-hidden="false"]{display:block;}
.modal__backdrop{position:absolute; inset:0; background: rgba(0,0,0,.6);}
.modal__panel{
  position:relative;
  width:min(920px, calc(100% - 28px));
  margin: 7vh auto;
  background: white;
  border-radius: 18px;
  overflow:hidden;
  box-shadow: 0 30px 90px rgba(0,0,0,.35);
}
.modal__close{
  position:absolute; top:10px; right:10px;
  border:0; background: rgba(0,0,0,.08);
  width:38px; height:38px; border-radius: 12px;
  cursor:pointer;
}
.videoBox{position:relative; padding-top:56.25%;}
.videoBox iframe{position:absolute; inset:0; width:100%; height:100%;}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 1s ease,
    transform 1s ease;
  will-change: opacity, transform;
}

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

.cards .reveal:nth-child(1) {
  transition-delay: 0s;
}

.cards .reveal:nth-child(2) {
  transition-delay: 0.25s;
}

.cards .reveal:nth-child(3) {
  transition-delay: 0.5s;
}
.card.reveal.is-visible:hover {
  transform: translateY(-4px);
}


@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.page-games {
  background: #f4f7fb;
}

.page-contact {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #f1f5f9;
}

.page-contact main {
  flex: 1;
}

.card-link {
  display: contents;
  color: inherit;
  text-decoration: none;
}

.card {
  cursor: pointer;
}

@media (max-width: 900px){
  .hero__grid{grid-template-columns: 1fr;}
  .nav{display:none;}
  .burger{display:inline-block;}

  .cards{grid-template-columns: 1fr;}
  .steps{grid-template-columns: 1fr;}
  .split{grid-template-columns: 1fr;}
  .twoCols{grid-template-columns: 1fr;}

  .mobileNav{
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;

    display: none;
    gap:12px;
    padding: 14px 20px 18px;
    color: rgba(255,255,255,.9);
    border-top: 1px solid rgba(255,255,255,.08);
    background: rgba(7, 20, 35, .92);
  }

  .mobileNav:not([hidden]){
    display: grid;
  }
}