:root{--red:#c4302b;--red-d:#9e221e;--ink:#0e1621;--steel:#1b2634;--steel2:#263446;--mist:#e9eef4;--blush:#f8f1ef;--amber:#ffc53d;--txt:#1d2733;--mut:#5b6877;--r:14px;--ff:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;font-family:var(--ff);color:var(--txt);background:var(--blush);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--amber);color:#000;padding:8px 14px;z-index:99;border-radius:6px}
.skip:focus{left:8px}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.narrow{width:min(780px,100% - 40px)}
h1,h2,h3{line-height:1.12;margin:0 0 .6em;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5.4vw,4.1rem);font-style:italic}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-style:italic}
h3{font-size:1.15rem}
p{margin:0 0 1em;max-width:62ch}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;background:rgba(14,22,33,.82);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08);transition:background .3s}
.nav.sc{background:rgba(14,22,33,.96)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:#fff}
.brand span{display:flex;flex-direction:column;line-height:1.15}
.brand b{font-size:1.2rem;font-style:italic;letter-spacing:.02em}
.brand small{font-size:.72rem;color:#b6c0cc}
.menu{display:flex;gap:6px;align-items:center}
.menu a{color:#d5dce5;text-decoration:none;font-size:.92rem;padding:8px 12px;border-radius:8px;transition:color .2s,background .2s}
.menu a:hover,.menu a.act{color:#fff;background:rgba(255,255,255,.09)}
.menu a.btn{color:#fff;margin-left:6px}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger i{display:block;width:24px;height:2.5px;background:#fff;margin:5px 0;transition:.25s}
.burger[aria-expanded=true] i:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger[aria-expanded=true] i:nth-child(2){opacity:0}
.burger[aria-expanded=true] i:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* buttons */
.btn{display:inline-block;background:var(--red);color:#fff;text-decoration:none;font-weight:700;padding:13px 26px;border-radius:6px;clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%);transition:transform .2s,background .2s;border:0;cursor:pointer}
.btn:hover{background:var(--red-d);transform:translateY(-2px)}
.btn-sm{padding:9px 22px;font-size:.9rem}
.btn-ghost{background:rgba(255,255,255,.1);box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-light{background:#fff;color:var(--red-d)}
.btn-light:hover{background:var(--amber);color:#000}

/* hero */
.hero{position:relative;min-height:100svh;display:grid;align-items:center;padding:110px 0 70px;color:#fff;background:radial-gradient(900px 500px at 85% 20%,rgba(196,48,43,.32),transparent 60%),linear-gradient(160deg,#0a111a,var(--ink) 55%,#1a2230);overflow:hidden}
#net{position:absolute;inset:0;width:100%;height:100%}
.hero-in{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.tag{display:inline-flex;align-items:center;gap:10px;font-size:.85rem;color:#cdd6e0;background:rgba(255,255,255,.07);padding:6px 14px 6px 10px;border-radius:99px;margin-bottom:20px}
.dot{width:9px;height:9px;border-radius:50%;background:#37d67a;box-shadow:0 0 0 0 rgba(55,214,122,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(55,214,122,0)}100%{box-shadow:0 0 0 0 rgba(55,214,122,0)}}
.lead{font-size:1.1rem;color:#c3ccd7}
.cta{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 30px}
.term{max-width:460px;background:rgba(8,13,20,.78);border:1px solid rgba(255,255,255,.1);border-radius:10px;overflow:hidden;font-family:ui-monospace,Consolas,Menlo,monospace}
.term-bar{display:flex;align-items:center;gap:6px;padding:8px 12px;background:rgba(255,255,255,.06);font-size:.72rem;color:#8e9aa8}
.term-bar i{width:9px;height:9px;border-radius:50%;background:#4a5667}
.term-bar i:first-child{background:var(--red)}.term-bar i:nth-child(2){background:var(--amber)}
.term-bar span{margin-left:auto}
.term pre{margin:0;padding:12px 14px;min-height:7.4em;font-size:.8rem;line-height:1.55;color:#9fe6b8;white-space:pre-wrap}
.term pre b{color:var(--amber);font-weight:400}
.hero-fig{position:relative;margin:0}
.hero-fig>img:first-child{clip-path:polygon(5% 0,100% 0,95% 100%,0 100%);aspect-ratio:16/9;width:100%;object-fit:cover}
.hero-fig::before{content:"";position:absolute;inset:14px -14px -14px 14px;background:var(--red);clip-path:polygon(5% 0,100% 0,95% 100%,0 100%);opacity:.9;z-index:-1}
.hero-logo{position:absolute;left:-6px;bottom:-22px;width:92px;height:auto;background:#fff;padding:10px 12px;clip-path:polygon(12px 0,100% 0,calc(100% - 12px) 100%,0 100%);animation:float 5s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-8px)}}

/* ticker */
.ticker{background:var(--red);color:#fff;overflow:hidden;white-space:nowrap;transform:skewY(-1deg);margin:-14px 0 0;position:relative;z-index:2}
.ticker-in{display:inline-flex;gap:0;animation:tick 38s linear infinite;padding:12px 0}
.ticker span{padding:0 26px;font-weight:700;font-style:italic;letter-spacing:.02em;position:relative}
.ticker span::after{content:"";position:absolute;right:-4px;top:50%;width:8px;height:8px;background:var(--amber);transform:translateY(-50%) rotate(45deg)}
@keyframes tick{to{transform:translateX(-50%)}}

/* sections */
.sec{padding:clamp(64px,9vw,116px) 0}
.sec.mist{background:var(--mist)}
.sec.dark{background:var(--ink);color:#fff}
.head{margin-bottom:40px}
.head p{color:var(--mut)}
.dark .head p{color:#a9b5c3}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:center}
.slant-fig{margin:0;position:relative}
.slant-fig img{clip-path:polygon(0 0,96% 0,100% 100%,4% 100%);aspect-ratio:16/9;object-fit:cover;width:100%}
.slant-fig::after{content:"";position:absolute;left:-14px;bottom:-14px;width:44%;height:44%;border-left:6px solid var(--red);border-bottom:6px solid var(--red);z-index:-1}
.slant-fig.r img{clip-path:polygon(4% 0,100% 0,96% 100%,0 100%)}
.slant-fig.r::after{left:auto;right:-14px;border-left:0;border-right:6px solid var(--red)}
.rev>div{order:0}
.checks{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px}
.checks li{padding-left:34px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;background:var(--red);clip-path:polygon(25% 0,100% 0,75% 100%,0 100%)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(285px,1fr));gap:18px}
.card{background:var(--steel);border-radius:var(--r);padding:26px;border-top:3px solid transparent;transition:transform .25s,border-color .25s,background .25s}
.card:hover{transform:translateY(-6px);border-color:var(--red);background:var(--steel2)}
.card svg{width:40px;height:40px;fill:none;stroke:var(--amber);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;margin-bottom:16px}
.card p{color:#b3bfcc;margin:0;font-size:.97rem}
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.bento figure{margin:0;position:relative;overflow:hidden;border-radius:var(--r);background:var(--steel);aspect-ratio:16/9}
.bento img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.bento figure:hover img{transform:scale(1.06)}
.bento figcaption{position:absolute;left:0;bottom:0;right:0;padding:40px 18px 14px;color:#fff;font-weight:700;background:linear-gradient(transparent,rgba(8,13,20,.85))}
.sims{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.sim{background:var(--ink);border-radius:var(--r);overflow:hidden;color:#fff;box-shadow:0 12px 30px -18px rgba(14,22,33,.6)}
.sim-vis{position:relative;aspect-ratio:16/10;background:linear-gradient(160deg,#0a111a,#162131);display:grid;place-items:center}
.sim-vis svg{position:relative;width:100%;height:100%}
.sim-txt{padding:18px 22px 22px;border-top:3px solid var(--red)}
.sim-txt h3{margin-bottom:6px}.sim-txt p{margin:0;color:#aebbc9;font-size:.95rem}
.sim .t{font:600 9px var(--ff);fill:#c3ceda}
.sim .t.bad{fill:#ff7a72}.sim .t.ok{fill:#5fe39b}
.sim .ln path{fill:none;stroke:#3a4a5e;stroke-width:1.6;stroke-dasharray:4 4;animation:dash 1.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-16}}
.sim .nd{fill:#263446;stroke:#4a5d74;stroke-width:1.2}
.sim .nd.rd{stroke:var(--red);fill:#3a1f24}
.sim .ring{fill:none;stroke:var(--red);stroke-width:1.5}
.sim .pk{fill:#ffc53d;filter:drop-shadow(0 0 4px #ffc53d)}
.sim .vpc{fill:rgba(255,255,255,.03);stroke:#5d7088;stroke-width:1.2;stroke-dasharray:5 4}
.sim .ec{animation:glow 2.6s ease-in-out infinite}.sim .ec.b{animation-delay:1.3s}
@keyframes glow{50%{fill:#7a2a27;stroke:var(--red)}}
.sim .shield{fill:rgba(55,214,122,.1);stroke:#37d67a;stroke-width:2.4}
.cyb .rain{position:absolute;inset:0;width:100%;height:100%;opacity:.55}
.lxbox{place-items:center start;padding:16px 18px;overflow:hidden}
.lx{font-family:ui-monospace,Consolas,Menlo,monospace;font-size:.74rem;line-height:1.7;color:#cfd8e3;width:100%}
.lx span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:0;animation:ln 12s infinite;animation-delay:calc(var(--i)*.9s)}
.lx u{text-decoration:none;color:#5fe39b}.lx b{color:var(--amber);font-weight:400}
@keyframes ln{0%{opacity:0;transform:translateX(-6px)}3%{opacity:1;transform:none}86%{opacity:1}93%,100%{opacity:0}}
.bar{display:inline-block;width:90px;height:8px;border:1px solid #5d7088;border-radius:2px;vertical-align:middle;position:relative;overflow:hidden}
.bar::after{content:"";position:absolute;inset:0;background:var(--amber);transform-origin:left;animation:fill 2.4s ease-out infinite}
@keyframes fill{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.cur{display:inline-block;width:8px;height:14px;background:#5fe39b;vertical-align:middle;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:26px;padding:0;margin:0;position:relative;counter-reset:s}
.steps::before,.steps::after{content:"";position:absolute;left:0;top:30px;height:4px;border-radius:4px}
.steps::before{right:0;background:#cdd6e1}
.steps::after{width:0;background:var(--red);transition:width 1.6s cubic-bezier(.2,.7,.2,1)}
.steps.in::after{width:100%}
.steps li{position:relative;padding-top:78px}
.n{position:absolute;top:0;left:0;width:64px;height:60px;display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:800;font-style:italic;font-size:1.3rem;clip-path:polygon(12px 0,100% 0,calc(100% - 12px) 100%,0 100%)}
.steps li:last-child .n{background:var(--red)}
.steps p{color:var(--mut)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chips span{background:#fff;border:1.5px solid #e4d6d3;padding:7px 16px;border-radius:99px;font-weight:600;font-size:.92rem;transition:background .2s,color .2s,border-color .2s}
.chips span:hover{background:var(--red);border-color:var(--red);color:#fff}
details{background:var(--steel);border-radius:12px;margin-bottom:12px;overflow:hidden}
summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;font-weight:700;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--amber);transition:transform .3s}
details[open] summary::after{transform:translateY(-50%) rotate(135deg)}
details p{padding:0 22px 20px;margin:0;color:#b3bfcc}
.cta-band{background:linear-gradient(110deg,var(--red-d),var(--red) 60%,#d9473f);color:#fff;padding:60px 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-60px;top:-20%;width:300px;height:140%;background:rgba(255,255,255,.08);transform:skewX(-18deg)}
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:26px;flex-wrap:wrap;position:relative}
.cta-in p{margin:0;color:#ffe3e0}
.foot{background:#080d14;color:#aab6c3;padding:44px 0 20px}
.foot-in{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.foot-brand{display:flex;gap:14px;align-items:center}
.foot-brand b{color:#fff}
.foot-brand p{margin:4px 0 0;font-size:.88rem}
.foot nav{display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}
.foot nav a{text-decoration:none}.foot nav a:hover{color:#fff}
.copy{text-align:center;font-size:.82rem;margin:32px 0 0;max-width:none;border-top:1px solid rgba(255,255,255,.08);padding-top:18px}

/* responsive */
@media(max-width:900px){
  .burger{display:block}
  .menu{position:fixed;inset:68px 0 auto;flex-direction:column;align-items:stretch;background:rgba(14,22,33,.98);padding:14px 20px 22px;gap:2px;transform:translateY(-130%);transition:transform .35s;border-bottom:1px solid rgba(255,255,255,.1)}
  .menu.open{transform:none}
  .menu a{padding:13px 12px}.menu a.btn{margin:8px 0 0;text-align:center}
  .hero{padding-top:96px}
  .hero-in,.grid2{grid-template-columns:1fr}
  .hero-fig{order:-1;max-width:560px}
  .rev .slant-fig{order:-1}
  .bento{grid-template-columns:1fr}
  .sims{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:34px}
  .steps::before,.steps::after{display:none}
  .steps li{padding:0 0 0 84px;min-height:64px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .steps::after{width:100%}
}