:root{
  color-scheme:dark light;
  --bg:#0b1020;--bg2:#10162b;--fg:#eaf0ff;--muted:#a8b3d1;--line:rgba(255,255,255,.10);
  --card:rgba(255,255,255,.05);--acc1:#7c5cff;--acc2:#22d3ee;--ink:#0b1020;
  --radius:18px;--maxw:68rem;
}
@media (prefers-color-scheme:light){
  :root{--bg:#f6f8ff;--bg2:#ffffff;--fg:#0e1530;--muted:#4b5677;--line:rgba(14,21,48,.12);--card:rgba(255,255,255,.75);--ink:#ffffff}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;overflow-x:hidden}
a{color:inherit}
.skip{position:absolute;left:-999px;top:0;background:var(--fg);color:var(--bg);padding:.6rem 1rem;z-index:10;border-radius:0 0 8px 0}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--acc2);outline-offset:3px;border-radius:6px}

.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:1rem;max-width:var(--maxw);margin:0 auto;padding:.9rem 1.25rem;backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);background:linear-gradient(var(--bg),transparent)}
.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:700;letter-spacing:.08em}
.brand img{display:block;border-radius:8px}
.top nav{display:flex;gap:1.25rem}
.top nav a{text-decoration:none;color:var(--muted);font-weight:500;font-size:.95rem;padding:.3rem .1rem;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.top nav a:hover{color:var(--fg);border-color:var(--acc2)}

.hero{position:relative;isolation:isolate;max-width:var(--maxw);margin:0 auto;padding:clamp(4rem,12vw,9rem) 1.25rem clamp(3.5rem,9vw,7rem)}
.hero>*{position:relative;z-index:1}
.grid-bg{position:absolute;inset:0;z-index:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse at 30% 30%,#000 0%,transparent 70%);mask-image:radial-gradient(ellipse at 30% 30%,#000 0%,transparent 70%)}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;pointer-events:none;z-index:0;will-change:transform}
.orb-a{width:26rem;height:26rem;right:-6rem;top:-4rem;background:radial-gradient(circle at 30% 30%,var(--acc1),transparent 70%);animation:float 16s ease-in-out infinite}
.orb-b{width:22rem;height:22rem;left:-8rem;bottom:-6rem;background:radial-gradient(circle at 60% 40%,var(--acc2),transparent 70%);animation:float 20s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(0,24px,0) scale(1.06)}}

.eyebrow{display:inline-block;margin:0 0 1.2rem;padding:.35rem .85rem;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--muted);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}
h1{margin:0 0 1.2rem;font-size:clamp(2.1rem,6.2vw,4.1rem);line-height:1.08;letter-spacing:-.025em;font-weight:800}
.grad{background:linear-gradient(100deg,var(--acc1),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{max-width:40rem;margin:0 0 2rem;font-size:clamp(1.05rem,2.2vw,1.25rem);color:var(--muted)}
.btn{display:inline-block;padding:.85rem 1.5rem;border-radius:999px;background:linear-gradient(100deg,var(--acc1),var(--acc2));color:#fff;font-weight:700;text-decoration:none;box-shadow:0 10px 30px -10px rgba(124,92,255,.7);transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 36px -12px rgba(34,211,238,.6)}

.section{max-width:var(--maxw);margin:0 auto;padding:clamp(3rem,8vw,5.5rem) 1.25rem}
h2{margin:0 0 .4rem;font-size:clamp(1.6rem,3.6vw,2.3rem);letter-spacing:-.02em}
.sub{margin:0 0 2.2rem;color:var(--muted)}
.cards{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}
.card{padding:1.6rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-4px);border-color:var(--acc1)}
.card h3{margin:1rem 0 .4rem;font-size:1.2rem}
.card p{margin:0;color:var(--muted)}
.ico{width:48px;height:48px;fill:none;stroke:var(--acc2);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.ico circle{fill:var(--bg2)}

.principles{list-style:none;margin:0;padding:0;display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));counter-reset:p}
.principles li{position:relative;padding:1.3rem 1.4rem 1.3rem 4rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);color:var(--muted);counter-increment:p}
.principles li::before{content:counter(p);position:absolute;left:1.2rem;top:1.2rem;width:2rem;height:2rem;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--acc1),var(--acc2));color:#fff;font-weight:700;font-size:.95rem}
.principles strong{color:var(--fg)}

.foot{max-width:var(--maxw);margin:0 auto;padding:2.5rem 1.25rem 3rem;border-top:1px solid var(--line);color:var(--muted)}
.foot p{margin:.2rem 0}
.small{font-size:.88rem}

@media (max-width:40rem){.top nav{gap:.9rem}.orb{filter:blur(56px)}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.orb{animation:none}.btn,.card{transition:none}}
@media print{.orb,.grid-bg,.top{display:none}body{background:#fff;color:#000}}