:root{--bg:#05070d;--bg2:#0a0f1a;--ac:#00ff9d;--ac2:#00ff9d33;--tx:#eafff5;--mu:#9bb8aa;--ln:#00ff9d29;--r:14px;--mono:'JetBrains Mono',Consolas,ui-monospace,monospace}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:500 16px/1.65 var(--mono);overflow-x:hidden;
background-image:linear-gradient(var(--ln) 1px,transparent 1px),linear-gradient(90deg,var(--ln) 1px,transparent 1px);background-size:54px 54px;background-attachment:fixed}
body::before{content:"";position:fixed;inset:0;background:radial-gradient(ellipse at 50% 0,#05070d00 0,var(--bg) 75%);pointer-events:none;z-index:-1}
a{color:var(--ac);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{font-weight:700;line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(2rem,5.4vw,3.6rem);letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3.4vw,2.2rem)}h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ac);color:#000;padding:8px 14px;border-radius:8px;z-index:99}.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--ac);outline-offset:3px;border-radius:6px}
.glow{position:fixed;width:520px;height:520px;left:0;top:0;margin:-260px 0 0 -260px;background:radial-gradient(circle,#00ff9d22,transparent 62%);pointer-events:none;z-index:0;transition:opacity .4s;opacity:0}
.glow.on{opacity:1}
main,.top,.foot{position:relative;z-index:1}

/* header */
.top{position:sticky;top:0;z-index:20;backdrop-filter:blur(12px);background:#05070dd9;border-bottom:1px solid var(--ln)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;color:var(--tx);font-weight:700;font-size:1.1rem}.brand:hover{text-decoration:none}
.brand .hex{width:34px;height:34px;color:var(--ac);filter:drop-shadow(0 0 6px #00ff9d66);transition:transform .5s cubic-bezier(.3,1.6,.5,1)}
.brand:hover .hex{transform:rotate(60deg) scale(1.1)}
.wm b{color:var(--ac)}.cur{animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.nav{display:flex;align-items:center;gap:4px}
.nav>a{color:var(--tx);padding:8px 12px;border-radius:8px;position:relative;font-size:.92rem}
.nav>a::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--ac);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nav>a:hover{text-decoration:none;color:var(--ac)}.nav>a:hover::after,.nav>a[aria-current]::after{transform:scaleX(1)}
.nav>a[aria-current]{color:var(--ac)}
.langs{display:flex;gap:2px;margin-left:10px;border:1px solid var(--ln);border-radius:10px;padding:3px}
.langs a{color:var(--mu);padding:3px 9px;border-radius:7px;font-size:.8rem}
.langs a[aria-current]{background:var(--ac);color:#04110b}.langs a:hover{text-decoration:none;color:var(--ac)}.langs a[aria-current]:hover{color:#04110b}
.burger{display:none;background:none;border:1px solid var(--ln);border-radius:10px;width:44px;height:44px;cursor:pointer;position:relative}
.burger i{position:absolute;left:11px;right:11px;height:2px;background:var(--ac);transition:transform .3s,top .3s}
.burger i:first-child{top:16px}.burger i:last-child{top:25px}
.burger[aria-expanded=true] i:first-child{top:20px;transform:rotate(45deg)}.burger[aria-expanded=true] i:last-child{top:20px;transform:rotate(-45deg)}
@media(max-width:860px){
.burger{display:block}
.nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;background:#05070df5;padding:12px 16px 20px;border-bottom:1px solid var(--ln);clip-path:inset(0 0 100% 0);opacity:0;pointer-events:none;transition:clip-path .35s,opacity .25s}
.nav.open{clip-path:inset(0);opacity:1;pointer-events:auto}
.nav>a{padding:14px 10px;font-size:1rem}.langs{margin:8px 0 0;align-self:flex-start}}

/* bottoni */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:12px;font:700 .95rem var(--mono);cursor:pointer;border:1.5px solid var(--ac);overflow:hidden;isolation:isolate;transition:transform .25s,box-shadow .25s,color .25s;min-height:46px}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.97)}
.btn-primary{background:var(--ac);color:#04110b}.btn-primary:hover{box-shadow:0 0 28px #00ff9d88,0 8px 24px #00ff9d33}
.btn-ghost{background:transparent;color:var(--ac)}.btn-ghost:hover{background:#00ff9d14;box-shadow:0 0 22px #00ff9d33}
.btn .arr{transition:transform .25s}.btn:hover .arr{transform:translateX(5px)}
.btn::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 30%,#ffffff55 50%,transparent 70%);transform:translateX(-120%);z-index:-1}
.btn-primary:hover::before{transform:translateX(120%);transition:transform .7s}
.ripple{position:absolute;border-radius:50%;background:#ffffff66;transform:scale(0);animation:rip .6s ease-out forwards;pointer-events:none;z-index:-1}
.btn-ghost .ripple{background:#00ff9d55}
@keyframes rip{to{transform:scale(4);opacity:0}}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}

/* hero */
#bg{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.9}
.hero,.page-hero{position:relative;overflow:hidden;isolation:isolate}
.hero{padding:clamp(56px,10vw,120px) 0 clamp(48px,8vw,90px)}
.page-hero{padding:clamp(56px,9vw,110px) 0 clamp(24px,4vw,40px)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.lead{color:var(--mu);font-size:clamp(1rem,1.6vw,1.15rem);max-width:62ch}
.kicker{color:var(--ac);letter-spacing:.14em;text-transform:uppercase;font-size:.8rem;margin-bottom:12px}
.term{background:#0a0f1aee;border:1px solid var(--ln);border-radius:12px;padding:12px 16px 14px;margin-bottom:26px;max-width:520px;box-shadow:0 0 30px #00ff9d14}
.term-dots{display:flex;gap:6px;margin-bottom:10px}.term-dots i{width:10px;height:10px;border-radius:50%;background:var(--ln);border:1px solid var(--ac2)}
.term pre{margin:0;font:inherit;font-size:.82rem;color:var(--ac);min-height:4.9em;white-space:pre-wrap}
.term pre::after{content:"█";animation:blink 1s steps(1) infinite;margin-left:2px}
.hero h1{animation:rise .8s .1s both}.hero .lead{animation:rise .8s .25s both}.hero .cta-row{animation:rise .8s .4s both}
@keyframes rise{from{opacity:0;transform:translateY(22px)}}
.hero-art{display:grid;place-items:center}
.logo-big{background:none;border:0;color:var(--ac);width:min(300px,70%);cursor:pointer;padding:0;animation:float 6s ease-in-out infinite;filter:drop-shadow(0 0 22px #00ff9d77)}
.logo-big .hex{width:100%;height:auto}
.logo-big .hex-body{animation:pulse 3s ease-in-out infinite;fill:#00ff9d0f}
@keyframes pulse{50%{fill:#00ff9d2a}}
@keyframes float{50%{transform:translateY(-14px)}}
.logo-big.spin .hex{animation:spin 1s cubic-bezier(.3,1.4,.5,1)}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-art{order:-1}.logo-big{width:150px}}

/* marquee */
.marquee{border-block:1px solid var(--ln);background:#0a0f1ab3;overflow:hidden;padding:14px 0}
.marquee-in{display:flex;gap:44px;width:max-content;animation:slide 32s linear infinite}
.marquee:hover .marquee-in{animation-play-state:paused}
.marquee span{color:var(--ac);text-transform:uppercase;letter-spacing:.18em;font-size:.85rem;white-space:nowrap}
.marquee span::before{content:"◆";margin-right:44px;opacity:.5}
@keyframes slide{to{transform:translateX(-25%)}}

/* sezioni / card */
.sec{padding:clamp(40px,7vw,84px) 0}
.sec-head{margin-bottom:34px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:860px){.grid3,.grid2{grid-template-columns:1fr}}
.card{position:relative;background:linear-gradient(160deg,#0d1522f2,#080c15f2);border:1px solid var(--ln);border-radius:var(--r);padding:26px;transition:border-color .3s,box-shadow .3s;overflow:hidden}
.card::before,.tl-card::before,.band::before,.hub::before,.facts::before{content:"";position:absolute;inset:0;background:radial-gradient(260px circle at var(--mx,50%) var(--my,0%),#00ff9d22,transparent 65%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover::before,.tl-card:hover::before,.band:hover::before,.hub:hover::before,.facts:hover::before{opacity:1}
.card:hover{border-color:var(--ac);box-shadow:0 0 30px #00ff9d1f}
.card-n{display:block;color:var(--ac);font-size:.8rem;letter-spacing:.14em;margin-bottom:14px;opacity:.8}
.card p{color:var(--mu);margin:0}
.card .big{font-size:1.05rem;color:var(--tx);word-break:break-word;margin-bottom:6px}
.tilt{transform-style:preserve-3d;will-change:transform}
.band{position:relative;overflow:hidden;border:1px solid var(--ac2);border-radius:20px;padding:clamp(26px,5vw,52px);background:linear-gradient(135deg,#00ff9d14,#0a0f1af0 55%)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.chip{border:1px solid var(--ac2);color:var(--ac);border-radius:999px;padding:5px 14px;font-size:.8rem;transition:background .25s,transform .25s,color .25s;cursor:default}
.chip:hover{background:var(--ac);color:#04110b;transform:translateY(-3px) rotate(-2deg)}
.cta-band{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;border:1px dashed var(--ac2);border-radius:18px;padding:clamp(22px,4vw,38px)}
.cta-band p{margin:0;font-size:clamp(1.05rem,2vw,1.4rem);font-weight:700;max-width:34ch}

/* timeline */
.timeline{list-style:none;margin:0;padding:0 0 0 0;position:relative;display:grid;gap:22px}
.timeline::before{content:"";position:absolute;left:23px;top:8px;bottom:8px;width:2px;background:var(--ln)}
.timeline::after{content:"";position:absolute;left:23px;top:8px;width:2px;height:calc((100% - 16px) * var(--p,0));background:var(--ac);box-shadow:0 0 12px var(--ac)}
.tl-item{display:grid;grid-template-columns:48px 1fr;gap:20px;align-items:start}
.tl-k{width:48px;height:48px;display:grid;place-items:center;background:var(--bg);border:2px solid var(--ac);border-radius:50%;color:var(--ac);font-weight:700;position:relative;z-index:1;transition:transform .3s,box-shadow .3s}
.tl-item:hover .tl-k{transform:scale(1.15);box-shadow:0 0 22px #00ff9d99}
.tl-card{position:relative;overflow:hidden;background:#0a0f1aee;border:1px solid var(--ln);border-radius:var(--r);padding:20px 24px;transition:border-color .3s,transform .3s}
.tl-card:hover{border-color:var(--ac)}.tl-card p{margin:0;color:var(--mu)}

/* tab */
.tabs{background:#0a0f1af2;border:1px solid var(--ln);border-radius:18px;padding:12px}
.tab-list{display:flex;flex-wrap:wrap;gap:6px;padding:4px}
.tab{background:transparent;border:1px solid transparent;color:var(--mu);font:700 .88rem var(--mono);padding:11px 16px;border-radius:10px;cursor:pointer;min-height:44px;transition:color .2s,background .2s,border-color .2s,transform .2s}
.tab:hover{color:var(--ac);border-color:var(--ac2);transform:translateY(-2px)}
.tab[aria-selected=true]{background:var(--ac);color:#04110b}
.tab-panel{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:26px 20px 20px;animation:fade .45s both}
.tab-panel[hidden]{display:none}
@keyframes fade{from{opacity:0;transform:translateY(12px)}}
.tab-panel p{color:var(--mu)}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:12px;align-content:start}
.ticks li{padding-left:30px;position:relative;animation:fade .45s both}
.ticks li:nth-child(2){animation-delay:.08s}.ticks li:nth-child(3){animation-delay:.16s}.ticks li:nth-child(4){animation-delay:.24s}
.ticks li::before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:var(--ac2);color:var(--ac);font-size:.7rem;display:grid;place-items:center;line-height:1}
@media(max-width:760px){.tab-panel{grid-template-columns:1fr}}
.hub{position:relative;overflow:hidden;display:flex;gap:18px;align-items:flex-start;margin-top:22px;border:1px solid var(--ac2);border-radius:16px;padding:22px 24px;background:#00ff9d0d}
.hub p{margin:0;color:var(--mu)}
.hub-dot{flex:none;width:14px;height:14px;margin-top:6px;border-radius:50%;background:var(--ac);box-shadow:0 0 0 0 #00ff9d99;animation:ping 2s infinite}
@keyframes ping{to{box-shadow:0 0 0 16px #00ff9d00}}

/* demo */
.demo{background:#0a0f1af2;border:1px solid var(--ln);border-radius:18px;padding:18px}
.demo-bar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:16px}
.demo-hint{color:var(--mu);font-size:.82rem}
.demo-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:760px){.demo-cols{grid-template-columns:1fr}}
.demo-col{background:#05070dcc;border:1px dashed var(--ac2);border-radius:14px;padding:12px;min-height:190px}
.demo-col h4{font-size:.85rem;color:var(--ac);text-transform:uppercase;letter-spacing:.12em;display:flex;justify-content:space-between;margin-bottom:10px}
.count{background:var(--ac2);border-radius:999px;padding:0 9px;min-width:24px;text-align:center}
.demo-list{display:grid;gap:10px;align-content:start}
.demo-list:empty::after{content:attr(data-empty);color:#9bb8aa77;font-size:.82rem}
.tk{background:#0f1a2b;border:1px solid var(--ac2);border-radius:12px;padding:12px 14px;cursor:pointer;animation:pop .45s cubic-bezier(.3,1.6,.5,1) both;transition:border-color .2s,transform .2s,box-shadow .2s;text-align:left;color:var(--tx);font:inherit;width:100%;display:block}
.tk:hover{border-color:var(--ac);transform:translateY(-3px);box-shadow:0 8px 22px #00ff9d22}
.tk b{display:block;color:var(--ac);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase}
.tk span{display:block;font-size:.92rem}.tk em{display:block;font-style:normal;color:var(--mu);font-size:.76rem;margin-top:6px}
@keyframes pop{from{opacity:0;transform:scale(.8) translateY(-14px)}}
.tk.out{animation:out .35s forwards}
@keyframes out{to{opacity:0;transform:scale(.8) translateY(14px)}}

/* varie */
.steps{list-style:none;margin:0 0 10px;padding:0;display:grid;gap:14px;counter-reset:s}
.steps li{display:flex;gap:18px;align-items:center;border:1px solid var(--ln);border-radius:14px;padding:16px 20px;background:#0a0f1aee;transition:border-color .3s,transform .3s}
.steps li:hover{border-color:var(--ac);transform:translateX(8px)}
.steps span{flex:none;width:38px;height:38px;border-radius:50%;background:var(--ac);color:#04110b;display:grid;place-items:center;font-weight:700}
.steps p{margin:0}
.two{display:grid;grid-template-columns:1.4fr 1fr;gap:34px;align-items:start}
@media(max-width:860px){.two{grid-template-columns:1fr}}
.prose p{color:var(--mu);font-size:1.02rem}
.facts{position:relative;overflow:hidden;border:1px solid var(--ac2);border-radius:16px;padding:22px 24px;background:#00ff9d0d}
.facts div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px dashed var(--ln)}
.facts dt{color:var(--mu)}.facts dd{margin:0;color:var(--ac);text-align:right}
.legal{margin:0 0 40px}.legal div{display:grid;grid-template-columns:minmax(0,.9fr) 1.3fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--ln)}
.legal dt{color:var(--mu)}.legal dd{margin:0;word-break:break-word}
@media(max-width:600px){.legal div{grid-template-columns:1fr;gap:2px}}
.foot{border-top:1px solid var(--ln);background:#05070df2;padding:36px 0;margin-top:30px}
.foot-in{display:grid;grid-template-columns:1fr auto;gap:22px 40px}
.tag{color:var(--ac);letter-spacing:.14em;text-transform:uppercase;font-size:.8rem;margin:10px 0 0}
.foot-links{display:flex;flex-direction:column;gap:6px;align-items:flex-end}
.small{grid-column:1/-1;color:var(--mu);font-size:.8rem;margin:0}
@media(max-width:700px){.foot-in{grid-template-columns:1fr}.foot-links{align-items:flex-start}}

/* reveal */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--d,0ms),transform .7s var(--d,0ms) cubic-bezier(.2,.8,.2,1)}
.js .reveal.in{opacity:1;transform:none}
.js .tilt.in{transition:opacity .7s var(--d,0ms),transform .15s}

@media(prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
.js .reveal{opacity:1;transform:none}.marquee-in{animation:none}.glow{display:none}}