/* DuelNerd — foglio di stile unico */

@font-face{
  font-family:"InterDN";
  font-style:normal;
  font-weight:100 900;
  font-display:swap;
  src:url("/assets/fonts/inter-latin.woff2") format("woff2");
}

:root{
  --dn-ink:#111111;
  --dn-ink-soft:#565a63;
  --dn-ink-faint:#5f636c;
  --dn-accent:#1D4ED8;
  --dn-paper:#ffffff;
  --dn-wash:#fafafa;
  --dn-wash-2:#f4f4f5;
  --dn-line:#dcdce0;
  --dn-shape:18px 4px 18px 4px;
  --dn-shape-sm:12px 3px 12px 3px;
  --dn-shape-md:16px 4px 16px 4px;
  --dn-shape-lg:28px 6px 28px 6px;
  --dn-gutter:clamp(20px,5vw,40px);
  --dn-font:"InterDN",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--dn-paper);
  color:var(--dn-ink);
  font-family:var(--dn-font);
  font-size:1rem;
  line-height:1.6;
  letter-spacing:-0.01em;
  overflow-x:hidden;
}

img{max-width:100%;display:block}

a{color:var(--dn-accent);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--dn-ink)}

h1,h2,h3,h4{margin:0;font-weight:500;letter-spacing:-0.035em;line-height:1.05}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}

:focus-visible{outline:3px solid var(--dn-accent);outline-offset:3px;border-radius:2px}

.dn-skip{position:absolute;left:-9999px;top:0;padding:12px 18px;background:var(--dn-ink);color:#fff;z-index:60}
.dn-skip:focus{left:12px;top:12px}

.dn-wrap{width:100%;max-width:1180px;margin:0 auto;padding-inline:var(--dn-gutter)}

/* ---------- intestazione ---------- */
.dn-head{position:sticky;top:0;z-index:40;background:var(--dn-paper)}
.dn-head.is-stuck{box-shadow:0 1px 10px rgba(17,17,17,.08)}
.dn-head__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.dn-logo{display:inline-flex;align-items:baseline;gap:.08em;text-decoration:none;color:var(--dn-ink);
  font-size:1.28rem;font-weight:700;text-transform:uppercase;letter-spacing:.055em;padding:8px 2px}
.dn-logo__b{color:var(--dn-accent);font-weight:500}
.dn-logo:hover .dn-logo__b{color:var(--dn-ink)}

.dn-nav__list{display:flex;align-items:center;gap:4px}
.dn-nav__link{display:inline-flex;align-items:center;min-height:48px;padding:0 14px;color:var(--dn-ink);
  text-decoration:none;font-size:.95rem;font-weight:500;letter-spacing:-0.01em}
.dn-nav__link:hover{color:var(--dn-accent)}
.dn-nav__link::after{content:"";display:block}
.dn-nav__cta{margin-left:8px}

.dn-burger{display:none;align-items:center;justify-content:center;width:48px;height:48px;padding:0;
  background:transparent;border:0;color:var(--dn-ink);cursor:pointer;border-radius:var(--dn-shape-sm)}
.dn-burger__ico line{stroke:currentColor;stroke-width:2;stroke-linecap:round;
  transition:transform .18s ease,opacity .18s ease;transform-origin:center}
.dn-burger[aria-expanded="true"] .dn-b1{transform:translateY(5px) rotate(45deg)}
.dn-burger[aria-expanded="true"] .dn-b2{opacity:0}
.dn-burger[aria-expanded="true"] .dn-b3{transform:translateY(-5px) rotate(-45deg)}

/* ---------- bottoni ---------- */
.dn-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;
  padding:12px 24px;border:0;border-radius:var(--dn-shape);font:inherit;font-weight:500;
  font-size:.98rem;text-decoration:none;cursor:pointer;transition:background-color .18s ease,color .18s ease,transform .12s ease}
.dn-btn--solid{background:var(--dn-accent);color:#fff}
.dn-btn--solid:hover{background:var(--dn-ink);color:#fff}
.dn-btn--solid:active{transform:translateY(2px)}
.dn-btn--ghost{background:transparent;color:var(--dn-ink);border:2px solid var(--dn-ink)}
.dn-btn--ghost:hover{background:var(--dn-ink);color:#fff}
.dn-btn--ghost:active{transform:translateY(2px)}

.dn-chip{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:var(--dn-shape-sm);
  background:var(--dn-wash-2);color:var(--dn-ink);font-size:.83rem;font-weight:500;letter-spacing:-0.005em}
.dn-chip--accent{background:var(--dn-accent);color:#fff}

.dn-eyebrow{font-size:.8rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--dn-ink-soft)}

/* ---------- hero ---------- */
.dn-hero{padding-block:44px 84px}
.dn-hero__top{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);gap:clamp(28px,4vw,60px);align-items:end}
.dn-hero__title{margin-top:18px;font-size:clamp(2.7rem,6.4vw,4.35rem);letter-spacing:-0.05em;line-height:.96}
.dn-hero__title em{font-style:normal;color:var(--dn-accent)}
.dn-hero__lead{margin-top:22px;max-width:46ch;color:var(--dn-ink-soft);font-size:1.08rem;line-height:1.62}
.dn-hero__facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.dn-hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.dn-idx{border-top:2px solid var(--dn-ink);padding-top:16px}
.dn-idx__list{margin-top:10px}
.dn-idx__row{display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;
  padding:16px 0;border-bottom:1px solid var(--dn-line)}
.dn-idx__n{font-size:.82rem;font-weight:600;letter-spacing:.1em;color:var(--dn-accent);padding-top:5px}
.dn-idx__t{display:block;font-size:1.18rem;font-weight:500;letter-spacing:-0.03em;line-height:1.2}
.dn-idx__g{display:block;margin-top:3px;font-size:.9rem;font-weight:500;color:var(--dn-ink-soft)}
.dn-idx__d{display:block;margin-top:7px;font-size:.89rem;line-height:1.5;color:var(--dn-ink-faint)}
.dn-idx__note{margin-top:16px;font-size:.84rem;line-height:1.55;color:var(--dn-ink-faint)}

.dn-hero__bottom{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:clamp(24px,3.4vw,44px);margin-top:clamp(40px,5vw,68px)}
.dn-stats{align-self:start}
.dn-stats__title{margin-top:12px;font-size:1.65rem;letter-spacing:-0.03em}
.dn-stats__grid{margin-top:20px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.dn-stat{padding:20px;border-radius:var(--dn-shape-md);background:var(--dn-wash-2)}
.dn-stat__n{display:block;font-size:clamp(2.2rem,3.8vw,3rem);font-weight:600;
  letter-spacing:-0.05em;line-height:1;color:var(--dn-accent)}
.dn-stat__l{display:block;margin-top:10px;color:var(--dn-ink-soft);font-size:.88rem;line-height:1.45}
.dn-stats__note{margin-top:18px;color:var(--dn-ink-faint);font-size:.89rem;line-height:1.6}

.dn-setaccio{border:2px solid var(--dn-accent);border-radius:var(--dn-shape-lg);padding:clamp(22px,2.6vw,30px);background:var(--dn-paper)}
.dn-setaccio__title{margin-top:12px;font-size:1.65rem;letter-spacing:-0.03em}
.dn-setaccio__text{margin-top:12px;color:var(--dn-ink-soft);font-size:.96rem;line-height:1.6}
.dn-setaccio__list{margin-top:16px;display:grid;gap:10px}
.dn-setaccio__list li{display:flex;gap:10px;align-items:flex-start;font-size:.95rem;line-height:1.5}
.dn-setaccio__list svg{flex:0 0 auto;margin-top:3px;color:var(--dn-accent)}
.dn-setaccio__status{display:inline-flex;align-items:center;gap:8px;margin-top:18px;padding:8px 14px;
  border-radius:var(--dn-shape-sm);background:var(--dn-wash-2);font-size:.85rem;font-weight:500}
.dn-setaccio__status i{width:9px;height:9px;border-radius:50%;background:var(--dn-accent);flex:0 0 auto}
.dn-setaccio__note{margin-top:14px;color:var(--dn-ink-faint);font-size:.83rem;line-height:1.55}
.dn-setaccio .dn-btn{margin-top:20px}

/* ---------- catalogo ---------- */
.dn-cat{background:var(--dn-wash);padding-block:clamp(64px,7vw,104px)}
.dn-cat__head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.82fr);gap:clamp(20px,3vw,52px);align-items:end}
.dn-cat__title{margin-top:14px;font-size:clamp(2.1rem,4.2vw,3.1rem);letter-spacing:-0.042em}
.dn-cat__intro{color:var(--dn-ink-soft);font-size:1.02rem;line-height:1.62;max-width:52ch}
.dn-cat__legend{margin-top:14px;color:var(--dn-ink-faint);font-size:.86rem;line-height:1.55}

.dn-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,2.6vw,32px);margin-top:clamp(34px,4vw,54px)}
.dn-game{background:var(--dn-paper);border-radius:var(--dn-shape-lg);padding:clamp(22px,2.4vw,30px);display:flex;flex-direction:column}
.dn-game--wide{grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:clamp(24px,3vw,42px);align-items:center}
.dn-game__id{display:flex;align-items:center;gap:14px}
.dn-game__icon{width:64px;height:64px;border-radius:var(--dn-shape-sm);flex:0 0 auto}
.dn-game__title{font-size:1.45rem;letter-spacing:-0.03em;line-height:1.15}
.dn-game__dev{display:block;margin-top:4px;color:var(--dn-ink-faint);font-size:.83rem;letter-spacing:0}
.dn-game__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.dn-rate{display:inline-flex;align-items:center;gap:7px;font-weight:500;font-size:.9rem}
.dn-rate svg{color:var(--dn-accent)}
.dn-rate b{font-weight:700}
.dn-rate span{color:var(--dn-ink-faint);font-weight:400}
.dn-game__text{margin-top:16px;color:var(--dn-ink-soft);font-size:.98rem;line-height:1.62}
.dn-game__foot{margin-top:auto;padding-top:20px}
.dn-link{display:inline-flex;align-items:center;gap:8px;min-height:48px;color:var(--dn-accent);
  font-weight:500;font-size:.95rem;text-decoration:none}
.dn-link:hover{color:var(--dn-ink);text-decoration:underline}
.dn-link svg{flex:0 0 auto}

.dn-gal{display:grid;gap:12px}
.dn-gal--jet{grid-template-columns:repeat(2,minmax(0,1fr))}
.dn-gal--jet li:first-child{grid-column:1 / -1}
.dn-gal--jet .dn-gal__box{aspect-ratio:16/9}
.dn-gal--senet{grid-template-columns:repeat(2,minmax(0,1fr))}
.dn-gal--senet li:first-child{grid-column:1 / -1}
.dn-gal--senet .dn-gal__box{aspect-ratio:16/10}
.dn-gal--fish{grid-template-columns:repeat(2,minmax(0,1fr))}
.dn-gal--fish li:first-child{grid-column:1 / -1}
.dn-gal--fish li:first-child .dn-gal__box{aspect-ratio:16/10}
.dn-gal--fish .dn-gal__box{aspect-ratio:3/4}
.dn-gal__box{overflow:hidden;border-radius:var(--dn-shape-md);background:var(--dn-wash-2)}
.dn-gal__box img{width:100%;height:100%;object-fit:cover}
.dn-game .dn-gal{margin-top:20px}
.dn-game--wide .dn-gal{margin-top:0}

/* ---------- confronto ---------- */
.dn-cmp{padding-block:clamp(70px,7.6vw,118px)}
.dn-cmp__head{max-width:60ch}
.dn-cmp__title{margin-top:14px;font-size:clamp(2.1rem,4.2vw,3.1rem);letter-spacing:-0.042em}
.dn-cmp__intro{margin-top:18px;color:var(--dn-ink-soft);font-size:1.02rem;line-height:1.62}
.dn-cmp__scroll{margin-top:clamp(30px,3.6vw,46px);overflow-x:auto;border-radius:var(--dn-shape-md)}
.dn-cmp__scroll:focus-visible{outline:3px solid var(--dn-accent);outline-offset:4px}
.dn-table{width:100%;border-collapse:collapse;min-width:820px;text-align:left;font-size:.95rem}
.dn-table caption{caption-side:top;text-align:left;padding:0 0 14px}
.dn-table caption span{display:block;position:sticky;left:0;padding-left:18px;max-width:min(720px,84vw);color:var(--dn-ink-faint);font-size:.86rem;line-height:1.55}
.dn-table thead th{padding:0 18px 14px;font-weight:500;font-size:.8rem;letter-spacing:.09em;
  text-transform:uppercase;color:var(--dn-ink-soft);vertical-align:bottom;border-bottom:1px solid var(--dn-line)}
.dn-table tbody th,.dn-table tbody td{padding:20px 18px;vertical-align:top}
.dn-table tbody tr:nth-child(odd){background:var(--dn-wash)}
.dn-table tbody th{font-weight:600;font-size:1rem;letter-spacing:-0.02em;line-height:1.3;min-width:190px}
.dn-table tbody th small{display:block;margin-top:5px;font-weight:400;font-size:.8rem;color:var(--dn-ink-faint);letter-spacing:0}
.dn-table td b{display:block;font-weight:600}
.dn-table td span{display:block;margin-top:4px;color:var(--dn-ink-faint);font-size:.84rem;line-height:1.45}
.dn-off{display:inline-flex;align-items:center;gap:8px;font-weight:600}
.dn-off svg{flex:0 0 auto;color:var(--dn-accent)}
.dn-off--no svg{color:var(--dn-ink-faint)}
.dn-score{font-weight:700;font-size:1.1rem;letter-spacing:-0.02em}

.dn-table__note{margin-top:20px;max-width:78ch;color:var(--dn-ink-soft);font-size:.95rem;line-height:1.65}
.dn-method{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1fr);gap:clamp(24px,3.4vw,48px);
  align-items:center;margin-top:clamp(38px,4.4vw,62px)}
.dn-method__fig{margin:0}
.dn-method__fig img{width:100%;height:auto;border-radius:var(--dn-shape-lg)}
.dn-method__t{font-size:1.5rem;letter-spacing:-0.03em}
.dn-method__body p{margin-top:14px;color:var(--dn-ink-soft);font-size:.98rem;line-height:1.65}
.dn-method__body p:first-of-type{margin-top:16px}

/* ---------- piè di pagina ---------- */
.dn-foot{background:var(--dn-wash);padding-block:clamp(56px,6vw,84px) 34px;margin-top:0}
.dn-foot__grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.72fr) minmax(0,.72fr);
  gap:clamp(28px,4vw,56px)}
.dn-foot__about{margin-top:16px;max-width:44ch;color:var(--dn-ink-soft);font-size:.95rem;line-height:1.62}
.dn-contact__t{margin-top:26px;font-size:1.35rem;letter-spacing:-0.03em}
.dn-contact__text{margin-top:12px;max-width:44ch;color:var(--dn-ink-soft);font-size:.95rem;line-height:1.6}
.dn-contact__mail{display:inline-flex;align-items:center;min-height:48px;margin-top:8px;
  font-size:1.12rem;font-weight:500;letter-spacing:-0.02em}
.dn-col__t{font-size:.82rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--dn-ink-soft)}
.dn-col ul{margin-top:12px;display:grid;gap:2px}
.dn-col a{display:inline-flex;align-items:center;min-height:44px;color:var(--dn-ink);text-decoration:none;font-size:.95rem}
.dn-col a:hover{color:var(--dn-accent);text-decoration:underline}
.dn-foot__bottom{margin-top:clamp(36px,4vw,56px);display:flex;flex-wrap:wrap;gap:14px 32px;justify-content:space-between;align-items:flex-start}
.dn-foot__copy{font-size:.88rem;color:var(--dn-ink-soft)}
.dn-disc{max-width:74ch;color:var(--dn-ink-faint);font-size:.8rem;line-height:1.55}

/* ---------- pagine legali ---------- */
.dn-legal{padding-block:52px clamp(62px,6.5vw,96px)}
.dn-legal__title{margin-top:14px;font-size:clamp(2.1rem,4.6vw,3.2rem);letter-spacing:-0.045em}
.dn-legal__meta{margin-top:16px;color:var(--dn-ink-faint);font-size:.88rem}
.dn-legal__body{margin-top:clamp(30px,3.6vw,46px);max-width:74ch}
.dn-legal__body h2{margin-top:44px;font-size:1.5rem;letter-spacing:-0.03em}
.dn-legal__body h3{margin-top:30px;font-size:1.12rem;font-weight:600;letter-spacing:-0.02em}
.dn-legal__body p{margin-top:14px;color:var(--dn-ink-soft);font-size:1rem;line-height:1.7}
.dn-legal__body ul{margin-top:14px;display:grid;gap:10px}
.dn-legal__body li{position:relative;padding-left:20px;color:var(--dn-ink-soft);font-size:1rem;line-height:1.65}
.dn-legal__body li b{color:var(--dn-ink);font-weight:600}
.dn-legal__body li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;
  border-radius:2px 0 2px 0;background:var(--dn-accent)}
.dn-legal__back{margin-top:40px}

/* ---------- errore ---------- */
.dn-e404{padding-block:clamp(70px,9vw,140px);text-align:left}
.dn-e404__code{font-size:.82rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--dn-accent)}
.dn-e404__title{margin-top:16px;font-size:clamp(2.4rem,6vw,4rem);letter-spacing:-0.05em}
.dn-e404__text{margin-top:20px;max-width:52ch;color:var(--dn-ink-soft);font-size:1.05rem;line-height:1.62}
.dn-e404__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

/* ---------- cookie + torna su ---------- */
.dn-cookie{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--dn-paper);
  box-shadow:0 -2px 22px rgba(17,17,17,.14)}
.dn-cookie[hidden]{display:none}
.dn-cookie__inner{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between;padding-block:18px}
.dn-cookie__text{color:var(--dn-ink-soft);font-size:.88rem;line-height:1.55;max-width:70ch}
.dn-cookie__act{display:flex;flex-wrap:wrap;gap:10px}
.dn-cookie .dn-btn{min-height:44px;padding:10px 20px;font-size:.9rem}

.dn-top{position:fixed;right:18px;bottom:88px;z-index:45;width:48px;height:48px;display:none;
  align-items:center;justify-content:center;padding:0;border:0;border-radius:var(--dn-shape);
  background:var(--dn-ink);color:#fff;cursor:pointer;transition:background-color .18s ease,transform .12s ease}
.dn-top.is-on{display:inline-flex}
.dn-top:hover{background:var(--dn-accent)}
.dn-top:active{transform:translateY(2px)}

/* ---------- adattivo ---------- */
@media (max-width:1000px){
  .dn-hero__top{grid-template-columns:1fr;align-items:start}
  .dn-hero__bottom{grid-template-columns:1fr}
  .dn-cat__head{grid-template-columns:1fr}
  .dn-game--wide{grid-template-columns:1fr}
  .dn-method{grid-template-columns:1fr}
  .dn-foot__grid{grid-template-columns:minmax(0,1fr) minmax(0,.7fr)}
  .dn-contact{grid-column:1 / -1}
}

@media (max-width:860px){
  .dn-burger{display:inline-flex}
  .dn-nav{position:absolute;left:0;right:0;top:100%;background:var(--dn-paper);
    box-shadow:0 12px 26px rgba(17,17,17,.12);padding:10px var(--dn-gutter) 22px;display:none}
  .dn-nav.is-open{display:block}
  .dn-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .dn-nav__link{min-height:52px;padding:0 4px;font-size:1.02rem}
  .dn-nav__cta{margin-left:0;margin-top:12px;width:100%}
  .dn-head__inner{position:relative}
}

@media (max-width:700px){
  .dn-grid{grid-template-columns:1fr}
  .dn-hero{padding-block:32px 62px}
  .dn-foot__grid{grid-template-columns:1fr}
  .dn-top{bottom:104px;right:14px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* ---------- ancore ---------- */
[id]{scroll-margin-top:92px}

/* ---------- domande ---------- */
.dn-faq{padding:92px 0 100px;background:var(--dn-wash)}
.dn-faq__title{font-size:clamp(28px,3.4vw,40px);line-height:1.14;letter-spacing:-.028em;margin:10px 0 30px;color:var(--dn-ink)}
.dn-faq__list{display:grid;gap:14px}
.dn-faq__item{background:var(--dn-paper);border-radius:var(--dn-shape);padding:20px 24px}
.dn-faq__item>summary{cursor:pointer;list-style:none;display:flex;gap:16px;align-items:baseline;font-weight:640;font-size:18.5px;line-height:1.4;color:var(--dn-ink)}
.dn-faq__item>summary::-webkit-details-marker{display:none}
.dn-faq__item>summary::after{content:"";margin-left:auto;flex:0 0 12px;height:12px;border-right:2.4px solid var(--dn-accent);border-bottom:2.4px solid var(--dn-accent);transform:rotate(45deg) translateY(-2px);transition:transform .18s ease}
.dn-faq__item[open]>summary::after{transform:rotate(225deg) translateY(-2px)}
.dn-faq__item>summary:focus-visible{outline:2px solid var(--dn-accent);outline-offset:5px}
.dn-faq__a{padding-top:12px;max-width:76ch}
.dn-faq__a p{margin:0;font-size:16px;line-height:1.65;color:var(--dn-ink-faint)}
@media (max-width:640px){.dn-faq{padding:62px 0 70px}.dn-faq__item{padding:18px 18px}.dn-faq__item>summary{font-size:17px}}