/* CORELOOP — tema "BitcoinOS": monolite d'ossidiana. Scala di grigi carbone + un solo bianco
   (Snow) come unico colore non strutturale. Display ultra-condensati (Anton) con interlinea 0.8,
   corpo e nav in mono a tracking largo (voce da terminale). Niente ombre, niente gradienti,
   una sola CTA piena. Angoli: card 16px, bottoni 8px, pill nav 9999px. */
:root{
  --obsidian:#101010; --void:#000000; --carbon:#1a1a1a; --graphite:#272727; --smoke:#403f3f;
  --ash:#bababa; --snow:#fffafa;
  --f-display:'Anton', 'Arial Narrow', sans-serif;
  --f-ui:'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --f-mono:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --wrap:1200px; --pad:24px; --gap:clamp(72px,11vw,128px);
}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--obsidian);color:var(--snow);font-family:var(--f-mono);font-weight:400;font-size:15px;
  line-height:1.6;letter-spacing:.01em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--snow);color:#000}
:focus-visible{outline:2px solid var(--snow);outline-offset:2px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--snow);color:#000;padding:10px 18px;z-index:100}
.skip-link:focus{left:12px;top:12px}
section{padding-inline:var(--pad)}

/* ---- typography ---- */
.display{font-family:var(--f-display);font-weight:400;font-size:clamp(2.6rem,7vw,4.5rem);line-height:.82;letter-spacing:.01em;text-transform:uppercase;color:var(--snow)}
.display--hero{font-size:clamp(3.4rem,12vw,8rem)}
.eyebrow{font-family:var(--f-mono);font-weight:500;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ash)}
.sec-head{max-width:var(--wrap);margin-inline:auto;margin-bottom:56px}
.sec-head .eyebrow{margin-bottom:18px}
.sec-sub{color:var(--ash);margin-top:20px;max-width:52ch;font-size:14px;letter-spacing:.02em}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--f-ui);font-weight:700;
  font-size:13px;letter-spacing:.02em;text-transform:uppercase;background:var(--snow);color:#000;
  padding:13px 26px;border-radius:8px;border:0;cursor:pointer;transition:opacity .2s ease,transform .1s ease}
.btn:hover{opacity:.86}
.btn:active{transform:translateY(1px)}
.btn--lg{padding:16px 34px;font-size:14px}
.btn--block{width:100%;margin-top:8px}
.btn--sm{padding:9px 16px;font-size:12px}
.btn--ghost{background:transparent;color:var(--snow);border:1px solid var(--smoke)}
.btn--ghost:hover{border-color:var(--snow);opacity:1}
.link-arrow{font-family:var(--f-ui);font-weight:700;font-size:12px;letter-spacing:.02em;text-transform:uppercase;color:var(--snow);border-bottom:1px solid var(--smoke);padding-bottom:3px;align-self:flex-start}
.link-arrow:hover{border-color:var(--snow)}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:40;background:rgba(0,0,0,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--graphite)}
.nav__inner{max-width:var(--wrap);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;height:64px;padding-inline:var(--pad)}
.brand{display:inline-flex;align-items:center;gap:11px;font-family:var(--f-ui);font-weight:700;font-size:18px;letter-spacing:.02em;text-transform:uppercase}
.brand__cube{width:22px;height:22px;border-radius:6px;background:var(--snow);flex:none}
.nav__pills{display:flex;gap:10px}
.nav__pills a{font-family:var(--f-mono);font-weight:400;font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--snow);
  background:var(--carbon);border:1px solid var(--graphite);border-radius:9999px;padding:9px 16px;transition:border-color .2s ease}
.nav__pills a:hover{border-color:var(--snow)}
.nav__right{display:flex;align-items:center;gap:12px}
.burger{display:none;flex-direction:column;gap:5px;background:var(--graphite);border:0;border-radius:8px;cursor:pointer;padding:10px}
.burger span{width:18px;height:2px;background:var(--snow);display:block}
@media(max-width:880px){
  .nav__pills{position:fixed;inset:64px 0 auto 0;flex-direction:column;gap:0;background:var(--obsidian);border-bottom:1px solid var(--graphite);max-height:0;overflow:hidden;transition:max-height .3s ease;padding-inline:0}
  .nav__pills.is-open{max-height:80vh}
  .nav__pills a{border:0;border-top:1px solid var(--graphite);border-radius:0;padding:18px 24px;font-size:14px}
  .burger{display:flex}
}

/* ---- hero ---- */
.hero{padding-block:clamp(56px,9vw,110px) var(--gap);text-align:center}
.hero__inner{max-width:var(--wrap);margin-inline:auto}
.hero .eyebrow{margin-bottom:28px}
.hero__sub{color:var(--ash);font-size:16px;line-height:1.6;letter-spacing:.03em;max-width:52ch;margin:30px auto 40px}
.cinerow{list-style:none;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:8px;max-width:var(--wrap);margin:var(--gap) auto 0}
.cinerow li{aspect-ratio:3/4;border-radius:16px;overflow:hidden;position:relative;background:var(--carbon)}
.cinerow img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
@media(max-width:820px){.cinerow{grid-template-columns:repeat(3,1fr)}.cinerow li:nth-child(4),.cinerow li:nth-child(5){display:none}}

/* ---- games ---- */
.games{padding-block:var(--gap)}
.gamegrid{list-style:none;padding:0;max-width:var(--wrap);margin-inline:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.gtile{background:var(--carbon);border:1px solid var(--graphite);border-radius:16px;padding:20px;display:flex;flex-direction:column;transition:border-color .25s ease}
.gtile:hover{border-color:var(--snow)}
.gtile__cov{display:block;aspect-ratio:16/10;border-radius:12px;overflow:hidden;margin-bottom:18px;position:relative;background:var(--obsidian)}
.gtile__cov img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gtile__cov:hover img{transform:scale(1.04)}
.gtile__head{display:flex;gap:13px;align-items:center;margin-bottom:16px}
.gtile__icon{width:46px;height:46px;border-radius:10px;flex:none}
.gtile__name{font-family:var(--f-ui);font-weight:700;font-size:17px;letter-spacing:.01em;line-height:1.1}
.gtile__dev{font-family:var(--f-mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--ash);margin-top:6px}
.gtile__desc{color:var(--ash);font-size:13px;line-height:1.6;margin:14px 0 20px;flex:1;letter-spacing:.01em}
@media(max-width:900px){.gamegrid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.gamegrid{grid-template-columns:1fr}}

/* ---- rating (snow) ---- */
.rating{display:flex;align-items:center;gap:10px}
.rating__stars{position:relative;width:92px;height:15px;flex:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18.4' height='15'%3E%3Cpath d='M9.2 1.5l1.8 4 4.4.5-3.3 3 1 4.4-3.9-2.2-3.9 2.2 1-4.4-3.3-3 4.4-.5z' fill='none' stroke='%23403f3f' stroke-width='1'/%3E%3C/svg%3E");background-size:18.4px 15px}
.rating__fill{position:absolute;top:0;left:0;height:100%;overflow:hidden;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18.4' height='15'%3E%3Cpath d='M9.2 1.5l1.8 4 4.4.5-3.3 3 1 4.4-3.9-2.2-3.9 2.2 1-4.4-3.3-3 4.4-.5z' fill='%23fffafa'/%3E%3C/svg%3E");background-size:18.4px 15px}
.rating__num{font-family:var(--f-mono);font-size:13px;letter-spacing:.03em}

/* ---- band (manifesto) ---- */
.band{padding-block:var(--gap);max-width:var(--wrap);margin-inline:auto;border-top:1px solid var(--graphite);border-bottom:1px solid var(--graphite)}
.band .eyebrow{margin-bottom:20px}
.band__p{color:var(--ash);font-size:15px;line-height:1.7;max-width:60ch;margin-top:28px;letter-spacing:.01em}
.band__p strong{color:var(--snow);font-weight:400}
.band__p a{color:var(--snow);border-bottom:1px solid var(--snow)}

/* ---- stats ---- */
.stats{padding-block:var(--gap);max-width:var(--wrap);margin-inline:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.stat{background:var(--carbon);border:1px solid var(--graphite);border-radius:16px;padding:32px 24px}
.stat__n{display:block;font-family:var(--f-display);font-weight:400;font-size:clamp(2.6rem,5vw,3.6rem);line-height:.9;color:var(--snow)}
.stat__l{display:block;font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--ash);margin-top:16px;line-height:1.5}
@media(max-width:760px){.stats{grid-template-columns:1fr 1fr}}

/* ---- trust ---- */
.trust{padding-block:var(--gap)}
.trustgrid{list-style:none;padding:0;max-width:var(--wrap);margin-inline:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.tcard{background:var(--carbon);border:1px solid var(--graphite);border-radius:16px;padding:32px 26px}
.tcard__ic{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:9999px;background:var(--graphite);color:var(--snow);margin-bottom:22px}
.tcard h3{font-family:var(--f-ui);font-weight:700;font-size:18px;letter-spacing:.01em;margin-bottom:12px}
.tcard p{color:var(--ash);font-size:13px;line-height:1.6;letter-spacing:.01em}
@media(max-width:820px){.trustgrid{grid-template-columns:1fr}}

/* ---- faq ---- */
.faq{padding-block:var(--gap)}
.faq__list{max-width:var(--wrap);margin-inline:auto;border-top:1px solid var(--graphite)}
.faq__item{border-bottom:1px solid var(--graphite)}
.faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:none;border:0;cursor:pointer;
  padding:24px 4px;text-align:left;font-family:var(--f-ui);font-weight:700;font-size:18px;letter-spacing:.01em;color:var(--snow)}
.faq__q i{position:relative;width:16px;height:16px;flex:none}
.faq__q i::before,.faq__q i::after{content:"";position:absolute;background:var(--snow);transition:transform .3s ease}
.faq__q i::before{top:7px;left:0;width:16px;height:2px}
.faq__q i::after{top:0;left:7px;width:2px;height:16px}
.faq__item.is-open .faq__q i::after{transform:scaleY(0)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq__a p{color:var(--ash);font-size:14px;line-height:1.7;padding:0 4px 24px;max-width:70ch;letter-spacing:.01em}

/* ---- reviews ---- */
.reviews{padding-block:var(--gap)}
.revgrid{list-style:none;padding:0;max-width:var(--wrap);margin-inline:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.rcard{background:var(--carbon);border:1px solid var(--graphite);border-radius:16px;padding:30px 26px;display:flex;flex-direction:column;gap:18px}
.rcard__q{font-family:var(--f-ui);font-weight:500;font-size:16px;line-height:1.4;color:var(--snow);letter-spacing:.005em}
.rcard__a{display:flex;align-items:center;gap:12px;font-family:var(--f-mono);font-size:12px;letter-spacing:.03em;color:var(--ash);margin-top:auto}
.rcard__av{display:grid;place-items:center;width:40px;height:40px;border-radius:9999px;background:var(--graphite);color:var(--snow);font-family:var(--f-ui);font-weight:700;font-size:13px;flex:none}
@media(max-width:820px){.revgrid{grid-template-columns:1fr;max-width:520px}}

/* ---- subscribe ---- */
.subscribe{padding-block:var(--gap)}
.subscribe__inner{max-width:600px;margin-inline:auto;text-align:center;display:flex;flex-direction:column;align-items:center}
.subscribe .eyebrow{margin-bottom:20px}
.subscribe__lead{color:var(--ash);font-size:15px;line-height:1.6;margin-top:24px;letter-spacing:.02em}
.form{width:100%;margin-top:38px;text-align:left;display:flex;flex-direction:column;gap:16px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--ash)}
.field label span{opacity:.6}
.field input{background:var(--graphite);border:1px solid var(--smoke);border-radius:8px;padding:14px 16px;color:var(--snow);font-family:var(--f-mono);font-size:14px;letter-spacing:.02em}
.field input:focus{outline:none;border-color:var(--snow)}
.field input::placeholder{color:#6a6a6a}
.consent{display:flex;gap:11px;align-items:flex-start;font-family:var(--f-mono);font-size:12px;letter-spacing:.02em;color:var(--ash);line-height:1.5;margin-top:2px}
.consent input{margin-top:2px;width:17px;height:17px;flex:none;accent-color:var(--snow)}
.consent a{color:var(--snow);border-bottom:1px solid var(--snow)}
.success{padding:15px 18px;background:var(--graphite);border:1px solid var(--snow);border-radius:8px;color:var(--snow);font-size:13px;font-family:var(--f-mono)}
@media(max-width:560px){.form__row{grid-template-columns:1fr}}

/* ---- cta band ---- */
.cta{padding-block:var(--gap);text-align:center;border-top:1px solid var(--graphite)}
.cta .display{margin-bottom:36px}

/* ---- footer ---- */
.footer{border-top:1px solid var(--graphite);padding:var(--gap) var(--pad) 0;background:var(--void)}
.footer__grid{max-width:var(--wrap);margin-inline:auto;display:grid;grid-template-columns:1.8fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:52px}
.footer__brand .brand{margin-bottom:18px}
.footer__brand p{color:var(--ash);font-size:13px;line-height:1.6;max-width:32ch;letter-spacing:.01em}
.footer__col{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.footer__col h2{font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--smoke);margin-bottom:8px;font-weight:500}
.footer__col a{color:var(--ash);font-size:13px;letter-spacing:.01em}
.footer__col a:hover{color:var(--snow)}
.footer__contact{border-bottom:1px solid var(--smoke);word-break:break-all}
.footer__base{max-width:var(--wrap);margin-inline:auto;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-block:24px;border-top:1px solid var(--graphite);font-family:var(--f-mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--smoke)}
@media(max-width:820px){.footer__grid{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:480px){.footer__grid{grid-template-columns:1fr}}

/* ---- totop + cookie ---- */
.totop{position:fixed;right:20px;bottom:20px;z-index:45;width:46px;height:46px;border-radius:8px;background:var(--snow);color:#000;border:0;cursor:pointer;display:grid;place-items:center}
.totop:hover{opacity:.86}
.cookie{position:fixed;left:14px;right:14px;bottom:14px;z-index:50;max-width:720px;margin-inline:auto;background:var(--carbon);border:1px solid var(--graphite);border-radius:16px;
  padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.cookie p{color:var(--ash);font-size:12px;line-height:1.5;max-width:46ch;letter-spacing:.02em}
.cookie a{color:var(--snow);border-bottom:1px solid var(--snow)}
.cookie__btns{display:flex;gap:10px}

/* ---- legal ---- */
.legal{padding:var(--gap) var(--pad);max-width:820px;margin-inline:auto}
.legal h1{font-family:var(--f-display);font-weight:400;font-size:clamp(2.4rem,6vw,4rem);line-height:.9;text-transform:uppercase;margin-bottom:18px}
.legal__meta{font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--ash);margin-bottom:36px}
.legal h2{font-family:var(--f-ui);font-weight:700;font-size:20px;letter-spacing:.01em;margin:36px 0 12px}
.legal p,.legal li{color:var(--ash);line-height:1.7;margin-bottom:13px;font-size:14px;letter-spacing:.01em}
.legal ul{padding-left:22px}
.legal a{color:var(--snow);border-bottom:1px solid var(--snow)}
.legal strong{color:var(--snow);font-weight:400}
.legal__back{display:inline-block;font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--ash);margin-bottom:24px}

@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}