:root{
  --bg:#050505;--panel:#101010;--panel2:#171717;--text:#f5f5f5;--muted:#b6b6b6;--red:#e20f16;--red2:#8f0c10;--line:rgba(255,255,255,.14);--shadow:0 22px 80px rgba(0,0,0,.45);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;line-height:1.6}body::before{content:"";position:fixed;inset:0;background:radial-gradient(circle at 20% 10%,rgba(226,15,22,.18),transparent 26%),radial-gradient(circle at 80% 30%,rgba(255,255,255,.08),transparent 20%),linear-gradient(135deg,#050505,#101010 45%,#050505);z-index:-2}.container{width:min(1160px,92%);margin:0 auto}.site-header{position:sticky;top:0;z-index:10;background:rgba(5,5,5,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);font-weight:900;text-transform:uppercase;letter-spacing:.08em}.brand img{width:54px;height:54px;object-fit:contain}.brand strong{color:var(--red)}.nav-links{display:flex;align-items:center;gap:10px}.nav-links a,.nav-tab{border:0;background:transparent;color:var(--muted);font:inherit;font-weight:700;text-decoration:none;cursor:pointer;padding:10px 12px;border-radius:999px}.nav-links a:hover,.nav-tab:hover,.nav-tab.active{color:#fff;background:rgba(255,255,255,.08)}.nav-cta{background:var(--red)!important;color:#fff!important}.menu-toggle{display:none;background:transparent;color:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:8px;font-size:22px}.hero{min-height:760px;position:relative;overflow:hidden;display:grid;place-items:center;padding:90px 0}.hero-bg-logo{position:absolute;inset:0;background:url('logo.png') center/680px no-repeat;opacity:.14;filter:grayscale(.2) contrast(1.2);z-index:-1}.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,5,5,.96),rgba(5,5,5,.72),rgba(5,5,5,.96));z-index:-1}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.25em;color:var(--red);font-size:.78rem;font-weight:900}.h1{}h1,h2,h3{line-height:1.05;margin:0 0 18px}h1{font-family:Anton,sans-serif;font-size:clamp(3rem,8vw,7.2rem);letter-spacing:.03em;text-transform:uppercase}h2{font-size:clamp(2rem,4vw,3.4rem)}h3{font-size:1.55rem}.lead{font-size:1.2rem;color:#ddd;max-width:680px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:8px;padding:14px 18px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.primary{background:var(--red);color:#fff;box-shadow:0 12px 30px rgba(226,15,22,.32)}.secondary{color:#fff;border:1px solid var(--line);background:rgba(255,255,255,.06)}.hero-card{position:relative;min-height:420px;border:1px solid var(--line);border-radius:24px;padding:34px;background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.02));box-shadow:var(--shadow);overflow:hidden}.card-logo{width:190px;display:block;margin:0 auto 24px}.mono{font-family:Anton,sans-serif;font-size:3.7rem;text-align:center;letter-spacing:.05em;color:#fff;text-shadow:0 0 24px rgba(226,15,22,.4)}.hero-card p{text-align:center;color:var(--muted)}.vector-demo{position:absolute;left:38px;right:38px;bottom:38px;height:110px}.node{position:absolute;width:18px;height:18px;border-radius:50%;background:var(--red);box-shadow:0 0 22px rgba(226,15,22,.7)}.n1{left:10%;bottom:8%}.n2{left:50%;top:0}.n3{right:10%;bottom:8%}.line{position:absolute;height:3px;background:linear-gradient(90deg,transparent,var(--red),transparent);transform-origin:left}.l1{left:12%;bottom:18%;width:42%;transform:rotate(-30deg)}.l2{left:50%;top:14%;width:42%;transform:rotate(30deg)}.l3{left:12%;bottom:14%;width:76%}.section{padding:92px 0}.tab-section{background:linear-gradient(180deg,#0a0a0a,#121212)}.tabs{display:flex;flex-wrap:wrap;gap:10px;margin:34px 0 20px}.tab-button{border:1px solid var(--line);background:#0a0a0a;color:var(--muted);padding:12px 16px;border-radius:999px;cursor:pointer;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.tab-button.active{background:var(--red);border-color:var(--red);color:#fff}.tab-panels{border:1px solid var(--line);border-radius:24px;overflow:hidden;background:rgba(255,255,255,.04);box-shadow:var(--shadow)}.tab-panel{display:none;grid-template-columns:1.1fr .9fr;gap:30px;padding:34px}.tab-panel.active{display:grid}.tab-panel p{color:#ddd;font-size:1.05rem}.check-list{margin:0;padding:0;list-style:none}.check-list li{padding:14px 0 14px 34px;border-bottom:1px solid var(--line);position:relative;color:#ddd}.check-list li::before{content:"✓";position:absolute;left:0;color:var(--red);font-weight:900}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{border:1px solid var(--line);border-radius:22px;padding:28px;background:linear-gradient(145deg,var(--panel2),#090909);box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}.card:hover{transform:translateY(-6px);border-color:rgba(226,15,22,.7)}.card span{color:var(--red);font-weight:900;letter-spacing:.2em}.card p{color:var(--muted)}.teaser{background:#080808}.teaser-box{display:grid;grid-template-columns:.85fr 1fr;gap:34px;align-items:center;border:1px solid var(--line);border-radius:28px;padding:24px;background:linear-gradient(145deg,rgba(226,15,22,.12),rgba(255,255,255,.04))}.teaser-box img{width:100%;border-radius:20px;border:1px solid var(--line)}.signup{background:linear-gradient(180deg,#111,#050505)}.signup-grid{display:grid;grid-template-columns:1fr .8fr;gap:34px;align-items:center}.signup-form{display:grid;gap:12px;background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:24px}.signup-form input{background:#050505;border:1px solid var(--line);color:#fff;border-radius:10px;padding:14px;font:inherit}.signup-form button{border:0;border-radius:10px;background:var(--red);color:#fff;padding:14px;font-weight:900;text-transform:uppercase;cursor:pointer}.signup-form small{color:var(--muted)}.site-footer{border-top:1px solid var(--line);padding:24px 0;background:#050505;color:var(--muted)}.footer-grid{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:translateY(0)}
@media(max-width:860px){.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:78px;left:4%;right:4%;background:#090909;border:1px solid var(--line);border-radius:18px;padding:14px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a,.nav-tab{text-align:left}.hero-grid,.tab-panel,.cards,.teaser-box,.signup-grid{grid-template-columns:1fr}.hero{min-height:auto;padding:72px 0}.hero-bg-logo{background-size:420px}.mono{font-size:2.8rem}.brand span{font-size:.86rem}}