:root{
  --bg0:#070a14;
  --bg1:#0b1020;
  --card:#0f1730cc;
  --card2:#0c1328cc;
  --text:#e9eeff;
  --muted:#b7c1e8;
  --line:#24315b;
  --accent:#7aa7ff;
  --accent2:#9a7bff;
  --good:#7dffcf;
  --warn:#ffdf7d;
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --r:18px;
  --r2:24px;
  --tap: 48px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background: radial-gradient(1200px 800px at 20% 10%, rgba(122,167,255,.18), transparent 60%),
              radial-gradient(900px 650px at 80% 30%, rgba(154,123,255,.14), transparent 55%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

body.bg-idle::before,
body.bg-spin::before,
body.bg-win::before{
  content:"";
  position:fixed;
  inset:-30%;
  pointer-events:none;
  z-index:-1;
  background:
    radial-gradient(900px 650px at 15% 15%, rgba(122,167,255,.18), transparent 60%),
    radial-gradient(900px 650px at 85% 25%, rgba(154,123,255,.14), transparent 62%),
    radial-gradient(700px 520px at 60% 80%, rgba(125,255,207,.08), transparent 62%);
  filter: blur(0px);
  opacity: .95;
  transition: opacity .25s ease, filter .25s ease, transform .25s ease;
}

body.bg-spin::before{
  opacity: 1;
  filter: blur(0px);
  transform: scale(1.02);
  background:
    radial-gradient(900px 650px at 15% 15%, rgba(122,167,255,.26), transparent 60%),
    radial-gradient(900px 650px at 85% 25%, rgba(154,123,255,.22), transparent 62%),
    radial-gradient(700px 520px at 60% 80%, rgba(255,223,125,.10), transparent 62%);
}

body.bg-win::before{
  opacity: 1;
  transform: scale(1.035);
  background:
    radial-gradient(900px 650px at 15% 15%, rgba(125,255,207,.18), transparent 60%),
    radial-gradient(900px 650px at 85% 25%, rgba(122,167,255,.22), transparent 62%),
    radial-gradient(700px 520px at 60% 80%, rgba(154,123,255,.18), transparent 62%);
}

.skip-link{
  position:absolute;
  left:-999px;
  top:auto;
  width:1px;height:1px;
  overflow:hidden;
}
.skip-link:focus{
  left:16px; top:16px;
  width:auto;height:auto;
  padding:10px 14px;
  border-radius:12px;
  background:rgba(15,23,48,.95);
  border:1px solid rgba(122,167,255,.35);
  color:var(--text);
  z-index:9999;
}

.container{
  width:min(1100px, 92vw);
  margin:0 auto;
}

a{color:inherit}
a:hover{opacity:.9}
a:focus-visible, button:focus-visible{
  outline: 3px solid rgba(122,167,255,.7);
  outline-offset: 3px;
  border-radius: 14px;
}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(7,10,20,.55);
  border-bottom: 1px solid rgba(36,49,91,.55);
}
.header-inner{
  width:min(1100px, 92vw);
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width: 220px;
}
.logo{
  width:44px;height:44px;
  border-radius: 14px;
  background: radial-gradient(14px 14px at 30% 25%, rgba(255,255,255,.22), transparent 70%),
              linear-gradient(135deg, rgba(122,167,255,.35), rgba(154,123,255,.25));
  border: 1px solid rgba(122,167,255,.35);
  box-shadow: 0 10px 30px rgba(122,167,255,.12);
  display:grid;
  place-items:center;
}
.logo-mark{
  font-weight:800;
  letter-spacing:.6px;
  font-size:14px;
  color: rgba(233,238,255,.95);
}
.brand-text{display:flex; flex-direction:column; line-height:1.1}
.brand-name{font-weight:800; letter-spacing:.2px}
.brand-sub{font-size:12px; color:var(--muted); margin-top:3px}

.header-disclaimer{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:10px;
  text-align:right;
  max-width: 720px;
}
.badge-18{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:999px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  font-weight:800;
}
.disclaimer-text{
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.25;
}

main{padding: 28px 0 52px}

.hero{position:relative; padding: 26px 0 22px}
.hero-card{
  position:relative;
  border-radius: var(--r2);
  background: linear-gradient(180deg, rgba(15,23,48,.85), rgba(12,19,40,.75));
  border: 1px solid rgba(36,49,91,.65);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero-inner{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
  padding: 22px;
  align-items:center;
}
.hero h1{
  margin:0;
  font-size: clamp(26px, 3vw, 40px);
  letter-spacing: -.4px;
}
.hero p{
  margin: 10px 0 16px;
  color: var(--muted);
  max-width: 60ch;
}
.hero-meta{display:flex; gap:10px; flex-wrap:wrap}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(233,238,255,.92);
  font-size: 12.5px;
}
.pill .dot{
  width:8px;height:8px;border-radius:999px;
  background: rgba(125,255,207,.85);
  box-shadow: 0 0 18px rgba(125,255,207,.2);
}

.cta-row{display:flex; gap:12px; align-items:center; flex-wrap:wrap}
.btn{
  min-height: var(--tap);
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid rgba(122,167,255,.35);
  background: linear-gradient(135deg, rgba(122,167,255,.26), rgba(154,123,255,.18));
  color: var(--text);
  font-weight: 800;
  letter-spacing: .2px;
  cursor:pointer;
  box-shadow: 0 16px 40px rgba(122,167,255,.10);
  transition: transform .15s ease, filter .15s ease;
}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0px)}
.btn[disabled]{opacity:.6; cursor:not-allowed; transform:none}

.art-wrap{display:flex; justify-content:center}
.art-frame{
  position:relative;
  width:min(320px, 74vw);
  aspect-ratio: 1 / 1;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.14);
  background:
    radial-gradient(120px 100px at 30% 20%, rgba(255,255,255,.18), transparent 70%),
    linear-gradient(135deg, rgba(12,19,40,.9), rgba(15,23,48,.75));
  overflow:hidden;
  box-shadow: 0 20px 70px rgba(0,0,0,.45);
}
.art-frame::before{
  content:"";
  position:absolute; inset:-2px;
  background: linear-gradient(120deg, transparent 20%, rgba(255,255,255,.12), transparent 55%);
  transform: translateX(-60%);
  opacity:.9;
  animation: shimmer 3.2s ease-in-out infinite;
  pointer-events:none;
}
.art-frame::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(500px 420px at 30% 30%, rgba(122,167,255,.16), transparent 60%),
              radial-gradient(380px 300px at 70% 70%, rgba(154,123,255,.14), transparent 60%);
  pointer-events:none;
}
@keyframes shimmer{
  0%{transform: translateX(-70%)}
  60%{transform: translateX(120%)}
  100%{transform: translateX(120%)}
}
.art-inner{
  position:absolute; inset:0;
  display:grid;
  place-items:center;
  padding: 16px;
  text-align:center;
}
.art-title{font-weight: 900; letter-spacing: -.3px; font-size: 20px}
.art-sub{margin-top:6px; color: var(--muted); font-size: 13px}

.glow-ring{
  position:absolute;
  inset:-220px -220px auto auto;
  width:520px;height:520px;
  border-radius:999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(122,167,255,.18), transparent 56%),
    radial-gradient(circle at 50% 50%, rgba(154,123,255,.12), transparent 62%);
  filter: blur(1px);
  animation: ringfloat 7s ease-in-out infinite;
  pointer-events:none;
}
@keyframes ringfloat{
  0%,100%{transform: translate(0,0) scale(1)}
  50%{transform: translate(-22px, 16px) scale(1.03)}
}

.section{margin-top: 22px}
.section-title{margin: 0 0 12px; font-size: 18px; color: rgba(233,238,255,.95); letter-spacing: -.2px}

.benefits{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.card{
  border-radius: var(--r);
  border: 1px solid rgba(36,49,91,.65);
  background: linear-gradient(180deg, rgba(15,23,48,.70), rgba(12,19,40,.60));
  box-shadow: 0 16px 50px rgba(0,0,0,.28);
}
.card.pad{padding: 14px}
.card h3{margin:0; font-size: 14px}
.card p{margin: 8px 0 0; color: var(--muted); font-size: 13px; line-height: 1.35}

.game-area{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 14px;
  align-items:start;
}
.demo-shell{position:relative; overflow:hidden}
.demo-shell::before{
  content:"";
  position:absolute;
  inset:-2px;
  background: radial-gradient(500px 260px at 30% 20%, rgba(122,167,255,.12), transparent 60%),
              radial-gradient(480px 260px at 70% 80%, rgba(154,123,255,.10), transparent 60%);
  pointer-events:none;
}
.demo-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 10px;
  padding: 14px 14px 10px;
  position:relative;
  z-index:1;
}
.demo-title{margin:0; font-size: 16px; letter-spacing: -.2px}
.demo-sub{margin:6px 0 0; color: var(--muted); font-size: 13px}
.demo-meta{display:flex; flex-direction:column; gap:8px; align-items:flex-end}
.balance{
  display:flex;
  gap:10px;
  align-items:center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  font-size: 12.5px;
  color: rgba(233,238,255,.92);
}
.balance strong{font-weight:900}

.demo-board-wrap{position:relative; padding: 0 14px 14px; z-index:1}
.demo-board{
  border-radius: 20px;
  border: 1px solid rgba(36,49,91,.75);
  background: linear-gradient(180deg, rgba(9,14,30,.9), rgba(9,14,30,.7));
  padding: 12px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.06);
  transition: box-shadow .25s ease, border-color .25s ease, transform .25s ease;
}
.demo-board.active{
  border-color: rgba(122,167,255,.7);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.06) inset,
    0 0 0 3px rgba(122,167,255,.12),
    0 26px 70px rgba(122,167,255,.12);
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{transform: translateY(0)}
  50%{transform: translateY(-1px)}
}

.grid{display:grid; grid-template-columns: repeat(3, 1fr); gap: 10px}
.cell{
  height: 72px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: radial-gradient(28px 22px at 30% 25%, rgba(255,255,255,.14), transparent 70%),
              linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  display:grid;
  place-items:center;
  font-size: 30px;
  user-select:none;
}

.controls{display:flex; flex-wrap:wrap; gap: 10px; margin-top: 12px}
.controls .btn{flex: 1 1 160px}

.result{
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: rgba(233,238,255,.92);
  font-size: 13px;
  min-height: 44px;
  display:flex;
  align-items:center;
}

.stats{
  margin-top: 12px;
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.stat{
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
}
.stat .k{color: var(--muted); font-size: 12px}
.stat .v{margin-top:6px; font-weight: 900; font-size: 16px; letter-spacing: -.2px}

.side-card{padding: 14px}
.side-card h3{margin:0; font-size: 14px}
.side-card p{margin: 8px 0 0; color: var(--muted); font-size: 13px; line-height: 1.45}

.hr{height:1px; background: rgba(36,49,91,.6); margin: 12px 0; border-radius: 999px}

.responsible-links{display:flex; flex-wrap:wrap; gap:10px; margin-top: 10px}
.outlink{
  min-height: var(--tap);
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(122,167,255,.28);
  background: rgba(122,167,255,.08);
  text-decoration:none;
  font-weight: 800;
}

.site-footer{padding: 18px 0 40px}
.footer-card{
  border-radius: var(--r2);
  border: 1px solid rgba(36,49,91,.65);
  background: linear-gradient(180deg, rgba(15,23,48,.72), rgba(12,19,40,.60));
  box-shadow: var(--shadow);
  padding: 16px;
}
.footer-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(36,49,91,.55);
}
.footer-links{display:flex; flex-wrap:wrap; gap: 14px}
.footer-links a{
  text-decoration:none;
  color: rgba(233,238,255,.92);
  font-weight: 850;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding-top: 12px;
}
.footer-title{font-weight: 900; margin-bottom: 8px; letter-spacing: -.2px}
.footer-text{color: var(--muted); font-size: 13px; line-height: 1.45}
.footer-text a{color: rgba(233,238,255,.92)}
.footer-bottom{
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(36,49,91,.55);
}
.footer-muted{color: rgba(183,193,232,.85); font-size: 12.5px}

.page-card{padding: 16px}
.page-card h1{margin:0 0 8px}
.page-card p, .page-card li{color: var(--muted); line-height: 1.55; font-size: 14px}
.page-card ul{margin: 10px 0 0; padding-left: 18px}
.page-card .meta{
  margin-top: 10px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
}

.toast-wrap{
  position: fixed;
  right: 14px;
  bottom: 14px;
  display:flex;
  flex-direction:column;
  gap:10px;
  z-index: 9999;
  pointer-events:none;
}
.toast{
  pointer-events:auto;
  width: min(340px, calc(100vw - 28px));
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(15,23,48,.92);
  box-shadow: 0 22px 70px rgba(0,0,0,.45);
  padding: 12px;
  display:flex;
  gap:10px;
  align-items:flex-start;
  animation: toastIn .22s ease-out both;
}
@keyframes toastIn{
  from{opacity:0; transform: translateY(8px)}
  to{opacity:1; transform: translateY(0)}
}
.toast .ico{
  width:40px;height:40px;border-radius:14px;
  display:grid; place-items:center;
  background: rgba(122,167,255,.12);
  border: 1px solid rgba(122,167,255,.22);
  flex: 0 0 auto;
  font-size: 18px;
}
.toast .t{display:flex; flex-direction:column; gap:4px}
.toast .t .h{font-weight: 900; letter-spacing: -.2px}
.toast .t .b{color: rgba(183,193,232,.92); font-size: 13px; line-height: 1.35}

.particles{
  position:absolute;
  inset:0;
  overflow:hidden;
  pointer-events:none;
}
.particle{
  position:absolute;
  will-change: transform, opacity;
  font-size: 16px;
  opacity: 0;
  animation: pop 820ms ease-out forwards;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.35));
}
@keyframes pop{
  0%{transform: translate(var(--x0), var(--y0)) scale(.65); opacity:0}
  15%{opacity:1}
  100%{transform: translate(var(--x1), var(--y1)) scale(1.08); opacity:0}
}

@media (max-width: 920px){
  .hero-inner{grid-template-columns: 1fr; gap: 16px}
  .header-inner{align-items:flex-start}
  .header-disclaimer{max-width: 520px}
  .game-area{grid-template-columns: 1fr}
}
@media (max-width: 720px){
  .benefits{grid-template-columns: 1fr}
  .stats{grid-template-columns: repeat(2, 1fr)}
  .cell{height: 70px; font-size: 28px}
  .footer-grid{grid-template-columns: 1fr}
}
@media (max-width: 460px){
  .header-inner{flex-direction:column; align-items:flex-start}
  .header-disclaimer{text-align:left; justify-content:flex-start}
}

@media (prefers-reduced-motion: reduce){
  *{scroll-behavior:auto !important}
  .glow-ring, .art-frame::before, .demo-board.active, .toast, .particle{
    animation: none !important;
  }
  body.bg-idle::before, body.bg-spin::before, body.bg-win::before{
    transition: none !important;
  }
  .btn{transition:none !important}
}