:root{
  --bg:#07090d;
  --bg2:#0b0d12;
  --panel:#0f1622;
  --card:#0f1622;
  --text:#eef3ff;
  --muted:#a9b3c7;
  --line:rgba(255,255,255,.08);

  --accent:#e11d2e;
  --accent2:#ff3b47;

  --shadow: 0 18px 60px rgba(0,0,0,.50);
  --shadow2: 0 10px 30px rgba(225,29,46,.12);

  --r:18px;
  --r2:24px;

  --max: 1120px;
}

*{box-sizing:border-box}
html,body{
  margin:0;padding:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background: radial-gradient(1100px 500px at 25% 0%, rgba(225,29,46,.18), rgba(225,29,46,0) 60%),
              radial-gradient(900px 450px at 90% 25%, rgba(255,255,255,.06), rgba(255,255,255,0) 60%),
              linear-gradient(180deg,var(--bg),#05060a 55%,#05060a);
}

a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.fineprint{font-size:12px;color:var(--muted);line-height:1.4;margin-top:10px}

/* Header */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,9,13,.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}

.brand{display:flex;align-items:center;gap:12px}
.brand__mark{
  width:42px;height:42px;border-radius:14px;
  background:
    radial-gradient(circle at 30% 30%, rgba(225,29,46,.95), rgba(225,29,46,0) 55%),
    linear-gradient(145deg, rgba(255,255,255,.11), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow2);
}
.brand__name{font-weight:900;letter-spacing:.2px}
.brand__sub{font-size:12px;color:var(--muted);margin-top:2px}

.nav{display:flex;gap:18px;align-items:center}
.nav a{font-size:14px;color:#dfe7f8;opacity:.88}
.nav a:hover{opacity:1}

.burger{
  display:none;background:transparent;border:0;color:var(--text);
  width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
}
.burger span{display:block;height:2px;background:#dfe7f8;margin:7px 10px;border-radius:99px;opacity:.85}

.mobileNav{border-top:1px solid rgba(255,255,255,.06);background:rgba(7,9,13,.92)}
.mobileNav__inner{display:flex;flex-direction:column;gap:12px;padding:14px 0}
.mobileNav a{padding:10px 12px;border:1px solid rgba(255,255,255,.08);border-radius:14px;background:rgba(255,255,255,.03)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 16px;border-radius:14px;
  font-weight:800;font-size:14px;
  border:1px solid rgba(255,255,255,.12);
  transition: transform .08s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
  cursor:pointer;
}
.btn:active{transform: translateY(1px)}
.btn--primary{
  background: linear-gradient(180deg, var(--accent2), var(--accent));
  border-color: rgba(255,255,255,.10);
  box-shadow: 0 18px 40px rgba(225,29,46,.25);
}
.btn--ghost{background: rgba(255,255,255,.03)}
.btn--full{width:100%}

/* Hero */
.hero{
  position:relative;
  padding: 48px 0 28px;
  overflow:hidden;
  min-height: 76vh;
}
.hero__bg{
  position:absolute; inset:0;
  background:
    url("./assets/cover.png") center/cover no-repeat;
  filter: saturate(1.05) contrast(1.05);
  transform: scale(1.02);
}
.hero__overlay{
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(7,9,13,.92) 0%, rgba(7,9,13,.70) 45%, rgba(7,9,13,.55) 100%),
    radial-gradient(900px 500px at 20% 10%, rgba(225,29,46,.22), rgba(225,29,46,0) 60%),
    radial-gradient(700px 420px at 80% 20%, rgba(255,255,255,.06), rgba(255,255,255,0) 60%);
}

.hero__grid{
  position:relative;
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 26px;
  align-items:start;
}

.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:900;letter-spacing:.12em;
  padding:8px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);
  color:#f0f5ff;
}
.dot{
  width:8px;height:8px;border-radius:99px;
  background: var(--accent2);
  box-shadow: 0 0 0 6px rgba(225,29,46,.18);
}

.hero h1{
  font-size: 50px;
  line-height: 1.02;
  margin: 14px 0 12px;
  letter-spacing: -.02em;
}
.accent{color:var(--accent2)}
.lead{
  font-size:16px;
  line-height:1.7;
  color:#dbe5f8;
  opacity:.98;
  max-width: 62ch;
}

.cta{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 18px}

.badges{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 18px}
.badge{
  font-size:12px;font-weight:800;
  padding:7px 10px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  color:#dfe7f8;
}

.micro{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap:10px;
  margin-top: 6px;
}
.micro__item{
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  border-radius: 16px;
  padding:10px 12px;
}
.micro__n{font-weight:900}
.micro__t{font-size:12px;color:var(--muted);margin-top:4px;line-height:1.35}

/* Right panel */
.panel{
  border-radius: var(--r2);
  border:1px solid rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  box-shadow: var(--shadow);
  padding: 18px;
  position:relative;
}
.panel::before{
  content:"";
  position:absolute; inset:-1px;
  border-radius: var(--r2);
  background: radial-gradient(600px 260px at 20% 0%, rgba(225,29,46,.25), rgba(225,29,46,0) 55%);
  pointer-events:none;
  opacity:.9;
}
.panel > *{position:relative}

.panel__chip{
  display:inline-flex;
  font-size:12px;font-weight:900;
  padding:6px 10px;border-radius:999px;
  background:rgba(225,29,46,.16);
  border:1px solid rgba(225,29,46,.26);
  color:#ffd7db;
}
.panel__title{font-size:18px;font-weight:900;margin:10px 0 6px}
.panel__sub{color:var(--muted);font-size:13px;line-height:1.5;margin:0 0 12px}

.check{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.check li{
  padding-left:28px;position:relative;font-size:14px;line-height:1.45;color:#dfe8fa
}
.check li::before{
  content:"";
  position:absolute;left:0;top:4px;
  width:18px;height:18px;border-radius:6px;
  background:rgba(225,29,46,.18);
  border:1px solid rgba(225,29,46,.35);
  box-shadow: 0 10px 20px rgba(225,29,46,.10);
}
.check li::after{
  content:"✓";
  position:absolute;left:4px;top:1px;
  font-weight:900;color:#ffd7db;font-size:14px;
}

/* Sections */
.section{padding:64px 0}
.section--dark{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.00));
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.head{margin-bottom:22px}
.head h2{font-size:32px;margin:0 0 8px;letter-spacing:-.02em}
.head p{margin:0;color:var(--muted);max-width:78ch;line-height:1.65}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}

.card{
  border-radius: var(--r);
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  padding:18px;
  box-shadow: 0 10px 30px rgba(0,0,0,.18);
}
.card h3{margin:0 0 8px}
.card p{margin:0;color:var(--muted);line-height:1.6}
.card--soft{background: rgba(255,255,255,.03)}

.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.tags span{
  font-size:12px;color:#dbe5f8;
  padding:6px 10px;border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
}

/* Diagram */
.diagram{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
  padding:16px;
  border-radius: var(--r2);
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  box-shadow: var(--shadow);
}
.node{
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.12);
  padding:12px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
}
.node__t{font-weight:900}
.node__d{color:var(--muted);font-size:12px;margin-top:6px;line-height:1.5}
.node--hot{
  border-color: rgba(225,29,46,.35);
  box-shadow: 0 18px 40px rgba(225,29,46,.12);
}
.node--q{border-color: rgba(225,29,46,.22)}

.paths{
  grid-column: 1 / -1;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
}
.path{
  border:1px dashed rgba(255,255,255,.18);
  border-radius: 16px;
  padding:12px 14px;
  background: rgba(255,255,255,.03);
}
.path span{font-weight:900}
.path small{display:block;margin-top:4px;color:var(--muted);line-height:1.4}

.callout{
  margin-top:14px;
  border-radius: 18px;
  border:1px solid rgba(225,29,46,.24);
  background: rgba(225,29,46,.08);
  padding:12px 14px;
  color:#ffd7db;
  line-height:1.5;
}

/* Lists + FAQ */
.list{margin:10px 0 0;padding-left:18px;color:var(--muted);line-height:1.65}

.faq{display:flex;flex-direction:column;gap:10px}
.faq__item{
  border-radius: var(--r);
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  padding:12px 14px;
}
.faq__item summary{cursor:pointer;font-weight:900}
.faq__body{color:var(--muted);margin-top:10px;line-height:1.65}

/* Banner */
.banner{
  margin-top:18px;
  border-radius: var(--r2);
  border:1px solid rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
  padding:16px;
  display:flex;gap:16px;align-items:center;justify-content:space-between;
  box-shadow: var(--shadow);
}
.banner__t{font-weight:900;font-size:16px}
.banner__d{color:var(--muted);line-height:1.55;margin-top:6px;max-width:70ch}

/* Footer */
.footer{
  border-top:1px solid rgba(255,255,255,.06);
  padding:18px 0;
  background: rgba(255,255,255,.02);
}
.footer__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer__links{display:flex;gap:14px;flex-wrap:wrap}
.footer__links a{color:var(--muted);font-size:13px}
.footer__links a:hover{color:#e9eef7}

/* Responsive */
@media (max-width: 980px){
  .hero{min-height:auto}
  .hero__grid{grid-template-columns:1fr;gap:16px}
  .hero h1{font-size:40px}
  .micro{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .diagram{grid-template-columns:1fr}
  .paths{grid-template-columns:1fr}
  .nav{display:none}
  .burger{display:block}
}