:root{
  --black:#050505;--panel:#101112;--panel2:#171819;--red:#d71920;--red2:#ff3038;
  --silver:#d9dde1;--muted:#a8adb3;--white:#f6f7f8;--line:#2c2f32;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--black);color:var(--white);font-family:Arial,Helvetica,sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
.container{width:min(92%,var(--max));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(5,5,5,.94);backdrop-filter:blur(14px);border-bottom:1px solid #202225}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between}
.brand img{width:190px;height:58px;object-fit:cover;object-position:center}
.nav{display:flex;gap:28px;align-items:center}
.nav a{font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:#ddd}
.nav a:hover{color:var(--red2)}
.menu-btn{display:none;background:none;border:0;color:#fff;font-size:28px}
.hero{min-height:78vh;display:flex;align-items:center;position:relative;overflow:hidden;background:
radial-gradient(circle at 75% 25%,rgba(215,25,32,.22),transparent 32%),
linear-gradient(115deg,#050505 0%,#0c0d0e 55%,#17191b 100%)}
.hero:after{content:"";position:absolute;right:-12%;bottom:-28%;width:60vw;height:60vw;border:1px solid rgba(215,25,32,.35);border-radius:50%;box-shadow:0 0 0 50px rgba(215,25,32,.03),0 0 0 100px rgba(215,25,32,.02)}
.hero-content{position:relative;z-index:2;padding:100px 0}
.eyebrow{color:var(--red2);font-size:12px;font-weight:800;letter-spacing:3px;margin:0 0 12px}
h1,h2,h3{font-family:Arial,Helvetica,sans-serif;line-height:1.05;margin-top:0}
h1{font-size:clamp(48px,8vw,92px);text-transform:uppercase;letter-spacing:-2px;margin-bottom:24px}
h1 span{color:var(--red2)}
h2{font-size:clamp(34px,5vw,56px);text-transform:uppercase}
h3{font-size:22px;text-transform:uppercase;letter-spacing:.5px}
.hero-copy{max-width:650px;color:#c5c8cb;font-size:18px}
.hero-actions{display:flex;gap:14px;margin:32px 0}
.btn{display:inline-flex;justify-content:center;align-items:center;border:1px solid transparent;padding:14px 22px;font-weight:800;text-transform:uppercase;letter-spacing:1px;font-size:12px;cursor:pointer}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red2)}
.btn-ghost{border-color:#666;background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--red2)}
.trust-row{display:flex;gap:24px;flex-wrap:wrap;color:#b9bdc1;font-size:13px;font-weight:700}
.section{padding:100px 0}
.section-heading{max-width:720px;margin-bottom:45px}
.section-heading>p:last-child{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:linear-gradient(145deg,var(--panel2),#0b0c0d);border:1px solid var(--line);padding:28px;min-height:210px}
.card:hover{border-color:rgba(215,25,32,.7);transform:translateY(-3px);transition:.2s}
.icon{font-size:34px;color:var(--red2);margin-bottom:15px}
.card p{color:var(--muted);margin-bottom:0}
.split-section{padding:100px 0;background:linear-gradient(90deg,#0b0c0d,#111315)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
.split p{color:var(--muted);font-size:17px}
.check-list{padding:0;list-style:none;margin:28px 0}
.check-list li{margin:12px 0;color:#ddd}
.check-list li:before{content:"✓";color:var(--red2);font-weight:900;margin-right:12px}
.diagnostic-panel{min-height:420px;background:radial-gradient(circle at 50% 35%,rgba(215,25,32,.2),transparent 35%),#060606;border:1px solid #343638;position:relative;overflow:hidden;padding:45px;display:flex;flex-direction:column;justify-content:center}
.diagnostic-panel:after{content:"";position:absolute;inset:22px;border:1px solid rgba(255,255,255,.06);pointer-events:none}
.diagnostic-panel h3{font-size:44px;letter-spacing:3px;z-index:1}
.diagnostic-panel p{z-index:1}
.panel-code{color:var(--red2);font-weight:900;letter-spacing:3px;z-index:1}
.scan-line{position:absolute;left:0;right:0;top:55%;height:1px;background:var(--red2);box-shadow:0 0 18px var(--red2);opacity:.8}
.forum-section{background:#080909}
.forum-grid{display:grid;grid-template-columns:1fr 340px;gap:25px}
.forum-main,.subscribe-box{background:var(--panel);border:1px solid var(--line);padding:22px}
.forum-toolbar{display:flex;justify-content:space-between;gap:12px;margin-bottom:18px}
select,input,textarea{width:100%;background:#0a0b0c;color:#eee;border:1px solid #36393d;padding:13px 14px;outline:none;font:inherit}
select:focus,input:focus,textarea:focus{border-color:var(--red2)}
.forum-toolbar select{max-width:230px}
.topic{padding:20px 0;border-bottom:1px solid var(--line)}
.topic:first-child{padding-top:0}
.topic-title{font-weight:800;font-size:18px}
.topic-meta{font-size:12px;color:#8f9499;margin:5px 0}
.topic-tag{display:inline-block;color:#fff;background:#242629;border-left:3px solid var(--red);padding:3px 8px;font-size:10px;text-transform:uppercase;letter-spacing:1px}
.topic-body{color:#b9bdc1;margin:8px 0 0}
.subscribe-box{align-self:start}
.subscribe-box p:not(.eyebrow){color:var(--muted)}
.subscribe-box form{display:grid;gap:10px}
.form-message{margin-top:12px;color:#8fe39a;font-size:13px}
.demo-note{font-size:12px;color:#74797e;margin-top:18px}
.dark-section{background:linear-gradient(120deg,#090a0b,#131517);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.narrow{max-width:850px}
.narrow p:last-child{color:var(--muted);font-size:18px}
.contact-section{background:#0a0b0c}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px}
.contact-details{display:grid;gap:10px;margin-top:25px}
.contact-details a:first-child{font-size:28px;color:#fff}
.contact-details a:hover{color:var(--red2)}
.contact-details span{color:var(--muted)}
.contact-form{display:grid;gap:12px;background:var(--panel);border:1px solid var(--line);padding:25px}
.footer{background:#030303;border-top:1px solid #1c1e20;padding:25px 0}
.footer-wrap{display:flex;justify-content:space-between;gap:20px;color:#777;font-size:12px}
.footer strong{display:block;color:#eee;letter-spacing:2px}
.footer span{display:block}
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.8);z-index:100;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-card{width:min(650px,100%);background:#111214;border:1px solid #3b3e42;padding:30px;position:relative}
.modal-card form{display:grid;gap:12px}
.close-modal{position:absolute;right:15px;top:10px;background:none;border:0;color:#fff;font-size:30px;cursor:pointer}
@media(max-width:900px){
  .nav{display:none;position:absolute;top:78px;left:0;right:0;background:#070707;border-bottom:1px solid #222;padding:20px;flex-direction:column;align-items:flex-start}
  .nav.open{display:flex}.menu-btn{display:block}
  .cards{grid-template-columns:repeat(2,1fr)}
  .split,.contact-grid,.forum-grid{grid-template-columns:1fr}
}
@media(max-width:600px){
  .hero-content{padding:70px 0}.section{padding:70px 0}.cards{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}.trust-row{display:grid;gap:8px}
  .forum-toolbar{flex-direction:column}.forum-toolbar select{max-width:none}
  .footer-wrap{flex-direction:column}.brand img{width:150px}
}