:root{
  --bg:#07111f;
  --bg2:#0b1d33;
  --card:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.12);
  --text:#f7fbff;
  --muted:#a9b8ca;
  --blue:#27b3ff;
  --blue2:#0077ff;
  --green:#25d366;
  --shadow:0 22px 70px rgba(0,0,0,.28);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 80% 5%, rgba(39,179,255,.22), transparent 28rem),
    linear-gradient(145deg,var(--bg2),var(--bg) 58%);
  min-height:100vh;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1120px,calc(100% - 32px));margin:auto}
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(7,17,31,.78);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line)
}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-weight:900;letter-spacing:-.04em;font-size:1.35rem}
.brand span{color:var(--blue)}
.nav-links{display:flex;align-items:center;gap:22px;font-size:.94rem;color:#dce8f4}
.nav-links a:hover{color:var(--blue)}
.menu-btn{display:none;background:none;border:0;color:white;font-size:1.55rem}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 20px;border-radius:999px;
  font-weight:800;border:1px solid transparent;cursor:pointer;transition:.2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:white;box-shadow:0 12px 28px rgba(0,119,255,.24)}
.btn-secondary{border-color:var(--line);background:rgba(255,255,255,.05)}
.btn-whatsapp{background:var(--green);color:#07140b}
.hero{padding:84px 0 64px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:42px;align-items:center}
.eyebrow{
  display:inline-flex;padding:8px 13px;border:1px solid rgba(39,179,255,.25);
  border-radius:999px;background:rgba(39,179,255,.08);color:#76d4ff;
  font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.12em
}
h1{font-size:clamp(2.6rem,6vw,5.7rem);line-height:.94;letter-spacing:-.065em;margin:22px 0}
h2{font-size:clamp(1.8rem,4vw,3.2rem);line-height:1.04;letter-spacing:-.04em;margin:0 0 16px}
h3{font-size:1.18rem;margin:0 0 10px}
.lead{font-size:clamp(1.03rem,2vw,1.25rem);line-height:1.7;color:var(--muted);max-width:720px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.glass{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);backdrop-filter:blur(14px)
}
.sale-card{padding:30px}
.sale-card small{color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.11em}
.price{font-size:3.4rem;font-weight:950;letter-spacing:-.06em;margin:12px 0 2px}
.price-note{color:var(--muted);margin-bottom:22px}
.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.pill{padding:8px 11px;border-radius:999px;background:rgba(255,255,255,.07);font-size:.82rem;color:#dbe7f3;border:1px solid var(--line)}
.section{padding:72px 0}
.section-soft{background:rgba(255,255,255,.025);border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05)}
.section-head{max-width:760px;margin-bottom:28px}
.section-head p{color:var(--muted);line-height:1.7}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{padding:24px}
.card p{color:var(--muted);line-height:1.65;margin-bottom:0}
.card-link{display:block;transition:.2s}
.card-link:hover{transform:translateY(-4px);border-color:rgba(39,179,255,.36)}
.icon{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:rgba(39,179,255,.1);color:var(--blue);font-weight:900;margin-bottom:18px}
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:start}
.article{
  padding:32px;line-height:1.8;color:#dbe6f1
}
.article h2{font-size:1.8rem;margin-top:34px}
.article h3{margin-top:28px}
.article p,.article li{color:#c0cede}
.article ul,.article ol{padding-left:20px}
.article strong{color:white}
.sidebar{position:sticky;top:96px;padding:24px}
.sidebar p{color:var(--muted);line-height:1.6}
.notice{padding:18px 20px;border-left:4px solid var(--blue);background:rgba(39,179,255,.08);border-radius:0 16px 16px 0;margin:24px 0}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px}
.form{padding:28px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.field label{font-size:.85rem;color:#d7e3ef;font-weight:700}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);background:rgba(0,0,0,.18);color:white;
  border-radius:14px;padding:15px 16px;font:inherit;outline:none
}
.field input:focus,.field textarea:focus{border-color:var(--blue)}
.footer{padding:44px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
.footer-grid{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
.footer-links{display:flex;flex-wrap:wrap;gap:16px}
.breadcrumb{font-size:.86rem;color:var(--muted);padding-top:28px}
.floating-wa{
 position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;
 background:var(--green);color:#07140b;display:grid;place-items:center;font-size:1.35rem;font-weight:900;
 box-shadow:0 15px 35px rgba(0,0,0,.35);z-index:50
}
.muted{color:var(--muted)}
.center{text-align:center}
@media(max-width:860px){
  .hero-grid,.article-wrap,.contact-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .sidebar{position:static}
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;padding:20px;
    background:#091727;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start
  }
  .nav-links.open{display:flex}
  .menu-btn{display:block}
}
@media(max-width:600px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  .hero{padding-top:56px}
  .price{font-size:2.8rem}
  .footer-grid{flex-direction:column}
  .article{padding:23px}
}