/* =========================================================
   Cyberpunk HUD Skin (Google Ads friendly)
   - No external fonts, no remote CSS
   - Strong readability + clear disclaimers
   - Light animations (with prefers-reduced-motion)
========================================================= */

:root{
  --bg0:#05030a;
  --bg1:#070b16;

  --text:#f7f8ff;
  --muted:rgba(247,248,255,.74);
  --muted2:rgba(247,248,255,.56);

  --stroke:rgba(255,255,255,.12);
  --stroke2:rgba(255,255,255,.08);

  --cyan:#22d3ee;
  --mag:#ff4fd8;
  --vio:#a78bfa;
  --acid:#c7ff2e;

  --panel:rgba(0,0,0,.22);
  --panel2:rgba(255,255,255,.05);

  --shadow: 0 28px 90px rgba(0,0,0,.55);
  --shadow2: 0 16px 45px rgba(0,0,0,.50);

  --radius: 18px;
  --radius2: 26px;

  --container: 1100px;

  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial,
          "PingFang SC","Hiragino Sans GB","Microsoft Yahei";
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
}

/* Base */
*{ box-sizing:border-box; }
html,body{ height:100%; }
html{ color-scheme: dark; scroll-behavior:smooth; }
body{
  margin:0;
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(1100px 700px at 18% 8%, rgba(34,211,238,.12), transparent 58%),
    radial-gradient(1000px 700px at 82% 0%, rgba(255,79,216,.13), transparent 55%),
    radial-gradient(900px 700px at 50% 120%, rgba(167,139,250,.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

/* Subtle scanlines + noise (lightweight) */
body::before{
  content:"";
  position:fixed; inset:0;
  pointer-events:none;
  opacity:.10;
  background: repeating-linear-gradient(
    180deg,
    rgba(255,255,255,.00) 0px,
    rgba(255,255,255,.00) 3px,
    rgba(255,255,255,.05) 4px,
    rgba(255,255,255,.00) 7px
  );
  mix-blend-mode: overlay;
}
body::after{
  content:"";
  position:fixed; inset:0;
  pointer-events:none;
  opacity:.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  background-size: 160px 160px;
  mix-blend-mode: overlay;
}

/* Utilities */
.container{
  width: min(var(--container), 92vw);
  margin: 0 auto;
}
.muted{ color: var(--muted); }
.tiny{ font-size: 12px; color: var(--muted2); }
.divider{
  height:1px;
  background: linear-gradient(90deg, transparent, rgba(34,211,238,.35), rgba(255,79,216,.28), transparent);
  opacity:.8;
  margin: 14px 0;
}

/* Skip link */
.skip-link{
  position:absolute;
  left:-999px; top:auto;
  width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left:12px; top:12px;
  width:auto; height:auto;
  padding:10px 12px;
  background:rgba(0,0,0,.8);
  border:1px solid var(--stroke);
  border-radius: 12px;
  z-index: 9999;
}

/* Focus (trust + accessibility) */
:focus-visible{
  outline: 2px solid rgba(199,255,46,.95);
  outline-offset: 3px;
}

/* =========================================================
   Header (HUD style)
========================================================= */
.header{
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: blur(12px);
  background: linear-gradient(180deg, rgba(0,0,0,.62), rgba(0,0,0,.18));
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding: 14px 0;
}

/* Brand */
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width: 220px;
}
.brand__mark{
  width: 34px; height: 34px;
  display:grid; place-items:center;
  border-radius: 12px;
  background:
    radial-gradient(circle at 30% 25%, rgba(255,255,255,.22), transparent 55%),
    linear-gradient(135deg, rgba(34,211,238,.85), rgba(255,79,216,.78));
  box-shadow:
    0 0 0 1px rgba(255,255,255,.10),
    0 14px 30px rgba(0,0,0,.45),
    0 0 22px rgba(34,211,238,.12);
}
.brand__name{ font-weight: 950; letter-spacing:.02em; line-height:1.1; }
.brand__tag{ margin-top:2px; font-family: var(--mono); font-size:12px; color: var(--muted2); }

/* Desktop nav */
.nav{
  display:flex;
  gap: 14px;
  align-items:center;
  justify-content:center;
  flex: 1 1 auto;
}
.nav a{
  color: rgba(247,248,255,.80);
  text-decoration:none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 10px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: background .12s ease, transform .12s ease, border-color .12s ease;
}
.nav a:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
  transform: translateY(-1px);
}

/* Header CTA */
.header__cta{
  display:flex;
  align-items:center;
  gap:10px;
}

/* Hamburger */
.hamburger{
  display:none;
  background: transparent;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 10px 10px;
  cursor:pointer;
}
.hamburger span{
  display:block;
  width: 18px;
  height: 2px;
  background: rgba(247,248,255,.85);
  margin: 4px 0;
  border-radius: 2px;
}

/* Mobile nav */
.mobile-nav{
  padding: 10px 0 16px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.mobile-nav a{
  display:block;
  width: min(var(--container), 92vw);
  margin: 0 auto;
  padding: 12px 10px;
  color: rgba(247,248,255,.82);
  text-decoration:none;
  border-bottom: 1px dashed rgba(255,255,255,.10);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: .10em;
  font-size: 12px;
}

/* =========================================================
   Buttons
========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  text-decoration:none;
  border-radius: 14px;
  padding: 11px 14px;
  font-weight: 900;
  cursor:pointer;
  border: 1px solid transparent;
  transition: transform .12s ease, filter .12s ease, background .12s ease, border-color .12s ease;
  user-select:none;
  -webkit-tap-highlight-color: transparent;
}
.btn:active{ transform: translateY(0) scale(.99); }
.btn--primary{
  background: linear-gradient(90deg, rgba(34,211,238,.95), rgba(255,79,216,.88));
  color: #070812;
  box-shadow: var(--shadow2), 0 0 24px rgba(255,79,216,.10);
}
.btn--primary:hover{ transform: translateY(-1px); filter: brightness(1.03); }
.btn--ghost{
  background: rgba(255,255,255,.06);
  color: rgba(247,248,255,.92);
  border-color: rgba(255,255,255,.14);
}
.btn--ghost:hover{ transform: translateY(-1px); background: rgba(255,255,255,.08); }
.btn--lg{ padding: 13px 16px; border-radius: 16px; }
.btn--xl{ padding: 14px 18px; border-radius: 18px; }

/* =========================================================
   Hero
========================================================= */
.hero{
  position:relative;
  padding: 34px 0 26px;
}
.hero__grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 22px;
  align-items:start;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.20);
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(247,248,255,.82);
  letter-spacing: .02em;
}
.pill::before{
  content:"";
  width: 10px; height: 10px;
  border-radius: 999px;
  background: var(--acid);
  box-shadow: 0 0 18px rgba(199,255,46,.22);
  display:inline-block;
  opacity:.9;
}
.hero h1{
  margin: 14px 0 10px;
  font-size: clamp(34px, 4.2vw, 56px);
  line-height: 1.06;
  letter-spacing: -.03em;
  font-weight: 1000;
}
.hero__sub{
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.75;
  font-size: 15px;
  max-width: 640px;
}
.hero__actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top: 14px;
}
.hero__trust{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 10px;
  margin-top: 18px;
}
.trust-item{
  padding: 12px 12px;
  border-top: 1px dashed rgba(255,255,255,.14);
  color: rgba(247,248,255,.85);
}
.trust-item__k{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: rgba(247,248,255,.78);
}
.trust-item__v{
  margin-top: 6px;
  font-weight: 900;
  letter-spacing: -.01em;
}

/* Hero glow layer already in HTML */
.hero__glow{
  position:absolute;
  inset:-20% -10% -30% -10%;
  pointer-events:none;
  background:
    radial-gradient(40% 35% at 18% 30%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(40% 35% at 82% 30%, rgba(255,79,216,.16), transparent 62%),
    radial-gradient(45% 40% at 60% 70%, rgba(167,139,250,.12), transparent 65%);
  filter: blur(26px);
  opacity: .88;
  mix-blend-mode: screen;
}

/* =========================================================
   Card / Booklist (HUD module look)
========================================================= */
.hero__card .card{
  border-radius: var(--radius2);
  border: 1px solid rgba(255,255,255,.12);
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}
.card__header{
  padding: 16px 16px 12px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background:
    radial-gradient(800px 300px at 20% 0%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(800px 300px at 80% 0%, rgba(255,79,216,.10), transparent 60%),
    rgba(0,0,0,.18);
}
.card__title{
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  color: rgba(247,248,255,.86);
}
.card__desc{
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}
.booklist{
  list-style:none;
  margin: 0;
  padding: 12px 16px 6px;
  display:grid;
  gap: 10px;
}
.booklist li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(255,255,255,.12);
}
.dot{
  width: 10px; height: 10px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(34,211,238,.95), rgba(255,79,216,.80));
  margin-top: 6px;
  box-shadow: 0 0 16px rgba(34,211,238,.18);
}
.book{ font-weight: 950; }
.callout{
  padding: 14px 16px 16px;
  background: rgba(255,255,255,.04);
}
.callout__title{
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  color: rgba(247,248,255,.86);
}
.callout__text{
  margin: 10px 0 12px;
  color: var(--muted);
  line-height: 1.65;
}

/* =========================================================
   Sections / grids / stories / rules / panels / faq
========================================================= */
.section{ padding: 34px 0; }
.section--alt{
  background: rgba(255,255,255,.03);
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.section__head h2{
  margin: 0 0 8px;
  font-size: 26px;
  letter-spacing: -.02em;
  font-weight: 950;
}
.section__head p{ margin: 0; }

.grid{ display:grid; gap: 14px; margin-top: 16px; }
.grid--3{ grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid--2{ grid-template-columns: repeat(2, minmax(0,1fr)); }

.feature{
  border-top: 1px dashed rgba(255,255,255,.14);
  padding: 14px 0 0;
}
.feature__icon{ font-size: 22px; }
.feature__title{ margin-top: 8px; font-weight: 950; }
.feature__desc{ margin-top: 6px; color: var(--muted); line-height: 1.65; }

.cards{
  margin-top: 14px;
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}
.story{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  box-shadow: 0 16px 60px rgba(0,0,0,.35);
  padding: 14px 14px;
}
.story__top{
  display:flex;
  gap: 10px;
  justify-content:space-between;
  flex-wrap:wrap;
  align-items:baseline;
}
.story__name{ font-weight: 950; }
.story__tag{
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(247,248,255,.70);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.story__quote{
  margin-top: 10px;
  font-weight: 900;
  color: rgba(247,248,255,.92);
}
.story__list{
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.7;
  padding-left: 18px;
}

.cta-row{
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed rgba(255,255,255,.14);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  flex-wrap:wrap;
}
.cta-row__title{ font-weight: 950; }

.rules{
  margin-top: 14px;
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
}
.rule{
  padding: 12px 0;
  border-top: 1px dashed rgba(255,255,255,.14);
  display:flex;
  gap: 12px;
}
.rule__num{
  font-family: var(--mono);
  font-weight: 950;
  letter-spacing: .12em;
  color: rgba(247,248,255,.78);
  min-width: 52px;
}
.rule__title{ font-weight: 950; }
.rule__desc{ margin-top: 6px; color: var(--muted); line-height: 1.65; }

.panel{
  border-radius: var(--radius2);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  box-shadow: 0 18px 70px rgba(0,0,0,.35);
  padding: 16px 16px;
}
.panel h3{ margin: 0 0 8px; font-size: 18px; }
.checklist, .xlist{
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.75;
}
.panel--dark{
  background:
    radial-gradient(800px 300px at 20% 0%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(800px 300px at 80% 0%, rgba(255,79,216,.10), transparent 60%),
    rgba(0,0,0,.24);
}

.legal{
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed rgba(255,255,255,.14);
}
.legal h4{
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(247,248,255,.86);
}
.legal p{
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.faq details{
  border-top: 1px dashed rgba(255,255,255,.14);
  padding: 12px 0;
}
.faq summary{
  cursor:pointer;
  font-weight: 900;
  list-style:none;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq p{
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

/* Final CTA box */
.final-cta{ margin-top: 18px; }
.final-cta__box{
  border-radius: var(--radius2);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  box-shadow: var(--shadow);
  padding: 16px 16px;
}
.final-cta__title{ font-weight: 1000; font-size: 18px; }
.final-cta__desc{ margin-top: 6px; color: var(--muted); }

/* Footer */
.footer{
  padding: 20px 0 92px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.footer__inner{
  display:flex;
  justify-content:space-between;
  gap: 12px;
  flex-wrap:wrap;
}
.footer__brand{ font-weight: 950; }
.footer__right a{
  color: rgba(247,248,255,.78);
  text-decoration:none