:root{
  --bg:#0b0f19;
  --bg-alt:#101726;
  --text:#e7e9ee;
  --muted:#a7afbd;
  --brand:#4bb3ff;
  --brand-2:#5cf2c0;
  --card:#0f1523;
  --border:#1d2540;
  --radius:16px;
  --container:1200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,var(--bg),#0a0f18 60%, var(--bg) 100%);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;backdrop-filter:saturate(180%) blur(8px);background:rgba(11,15,25,.7);border-bottom:1px solid var(--border);z-index:50}
.header-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.2px}
.brand__logo{width:28px;height:28px}
.brand__name{color:#fff}
.nav__toggle{display:none;background:none;border:1px solid var(--border);color:#fff;padding:8px 12px;border-radius:10px}
.nav__list{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.nav__list a{padding:8px 10px;border-radius:10px}
.nav__list .btn{padding:10px 14px}

@media (max-width:900px){
  .nav__toggle{display:block}
  .nav__list{
    position:absolute;right:20px;top:64px;background:var(--bg-alt);
    border:1px solid var(--border);border-radius:14px;padding:12px;
    flex-direction:column;gap:8px;display:none
  }
  .nav__list.is-open{display:flex}
}

/* Buttons */
.btn{display:inline-block;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#0b0f19;font-weight:600;padding:12px 18px;border-radius:12px;border:none}
.btn:hover{opacity:.92;text-decoration:none}
.btn--ghost{background:transparent;border:1px solid var(--border);color:#fff}
.btn--light{background:#fff;color:#0b0f19}
.btn--sm{padding:8px 12px}

/* Sections */
.section{padding:64px 0}
.section--alt{background:linear-gradient(180deg,var(--bg-alt), #0c1322)}
.section__title{font-size:28px;margin:0 0 20px}

/* Hero */
.hero{padding:72px 0 40px;border-bottom:1px solid var(--border)}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 12px}
.hero__text p{color:var(--muted);margin:0 0 18px}
.hero__cta{display:flex;gap:12px;margin:16px 0 12px}
.hero__badges{display:flex;gap:16px;list-style:none;padding:0;margin:12px 0 0;color:#cdd5e3;font-size:14px}
.hero__media img{border-radius:var(--radius);border:1px solid var(--border)}
@media (max-width:900px){
  .hero__grid{grid-template-columns:1fr}
  .hero{padding-top:48px}
}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:14px}
.card__img{border-radius:12px;margin:0 0 10px}
.card__title{margin:6px 0 6px;font-size:18px}
@media (max-width:1100px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.cards{grid-template-columns:1fr}}

/* Layout helpers */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.rounded{border-radius:var(--radius);border:1px solid var(--border)}
.list{margin:12px 0;padding-left:18px}
.list li{margin:6px 0}
.muted{color:var(--muted)}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;text-align:center}
.stat__num{font-size:28px;font-weight:700;display:block}
.stat__label{color:var(--muted);font-size:14px}
@media (max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}}

/* Map */
.map{border-radius:var(--radius);border:1px solid var(--border);opacity:.96}

/* CTA */
.cta{padding:56px 0;background:radial-gradient(1200px 600px at 50% 0%, rgba(92,242,192,.15), transparent 60%), linear-gradient(180deg,#0e1526, #0b0f19)}
.cta__wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}
.cta h2{margin:0}
.cta p{color:var(--muted);margin:6px 0 0}
@media (max-width:900px){.cta__wrap{flex-direction:column;align-items:flex-start}}

/* Form & contacts */
.form{display:flex;flex-direction:column;gap:12px}
.form__row{display:flex;gap:12px}
.form__row label{flex:1;display:flex;flex-direction:column;gap:6px}
input,textarea{
  width:100%;padding:12px 12px;background:#0d1424;color:#fff;
  border:1px solid var(--border);border-radius:12px;outline:none
}
input:focus,textarea:focus{border-color:#33406a}
.form__row--actions{align-items:center}
.contacts{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.contacts ul{list-style:none;padding:0;margin:0 0 10px}
.contacts li{margin:8px 0}
.social a{margin-right:8px;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--border);border-radius:10px}

/* Alerts for form */
.alert{padding:12px 14px;border-radius:10px;border:1px solid var(--border)}
.alert-success{background:#0f2a1d}
.alert-danger{background:#2a1010}
.alert-warning{background:#2a2510}
.alert-secondary{background:#1a1f2a}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:24px 0 36px;background:#0b0f19}
.footer__wrap{display:flex;gap:20px;align-items:center;justify-content:space-between}
.footer__nav a{margin-right:14px;color:#cfd6e6}
.brand--footer .brand__logo{width:22px;height:22px}

/* Floating WhatsApp */
.wa{
  position:fixed;right:18px;bottom:18px;z-index:60;
  width:56px;height:56px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#25D366;color:#fff;box-shadow:0 10px 24px rgba(0,0,0,.35)
}
.wa svg{width:28px;height:28px;fill:#fff}
.wa:hover{transform:translateY(-1px);text-decoration:none}