/* =========================
   Base / Reset
========================= */
:root{
  --bg:#0b1220;
  --card:#0f1a33;
  --muted:#9fb0d0;
  --text:#eaf0ff;
  --accent:#5dd6ff;
  --accent2:#7c5cff;
  --ok:#6bffa7;
  --border:rgba(255,255,255,.10);
  --shadow: 0 16px 50px rgba(0,0,0,.35);
  --radius: 18px;
  --container: 1120px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 700px at 20% 10%, rgba(93,214,255,.16), transparent 60%),
              radial-gradient(900px 600px at 90% 20%, rgba(124,92,255,.16), transparent 55%),
              var(--bg);
  line-height:1.55;
}

img{ max-width:100%; height:auto; display:block; border-radius: var(--radius); }
a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; }
p{ margin: 0 0 12px; }
h1,h2,h3{ line-height:1.15; margin:0 0 12px; letter-spacing:-.02em; }
h1{ font-size: clamp(28px, 4vw, 46px); }
h2{ font-size: clamp(22px, 3vw, 34px); }
h3{ font-size: 18px; }

.container{
  width: min(var(--container), calc(100% - 32px));
  margin:0 auto;
}

.sr-only{
  position:absolute !important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}

.skip-link{
  position:absolute; left:-999px; top:10px;
  background:#fff; color:#000; padding:10px 12px;
  border-radius:10px;
}
.skip-link:focus{ left:10px; z-index:9999; }

/* =========================
   Header / Nav
========================= */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,.75);
  border-bottom:1px solid var(--border);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:12px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
}
.brand-mark{
  width:42px;height:42px;
  display:grid; place-items:center;
  border:1px solid var(--border);
  border-radius:14px;
  box-shadow: var(--shadow);
  background: rgba(255,255,255,.04);
}
.brand-sub{
  display:block;
  color:var(--muted);
  font-size:13px;
  margin-top:2px;
}

.nav{
  display:flex; align-items:center;
  gap:10px;
}
.nav-toggle{
  display:none;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  color:var(--text);
  padding:10px 12px;
  border-radius:12px;
  cursor:pointer;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:14px;
}
.nav-menu a{
  color: var(--text);
  opacity:.92;
}
.nav-menu a:hover{ opacity:1; }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 14px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  text-decoration:none;
  font-weight:700;
  cursor:pointer;
}
.btn:hover{ text-decoration:none; transform: translateY(-1px); }
.btn:active{ transform: translateY(0); }

.btn-primary{
  background: linear-gradient(135deg, rgba(93,214,255,.18), rgba(124,92,255,.18));
  border-color: rgba(93,214,255,.32);
}
.btn-secondary{
  border-color: rgba(255,255,255,.16);
}
.btn-call{
  border-color: rgba(107,255,167,.30);
}

/* =========================
   Hero
========================= */
.hero{ padding: 26px 0 10px; }
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:24px;
  align-items:center;
}
.badge{
  display:inline-flex;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  margin-bottom:10px;
  font-weight:600;
  font-size:13px;
}
.lead{ color: rgba(234,240,255,.92); font-size: 16px; }

.hero-cta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin: 12px 0 10px;
}
.conversion{
  margin-top:10px;
  color: rgba(234,240,255,.92);
  border-left: 3px solid rgba(93,214,255,.55);
  padding-left:12px;
}

.trust-list{
  display:flex;
  flex-wrap:wrap;
  gap:10px 14px;
  padding:0; margin: 14px 0 0;
  list-style:none;
  color: var(--muted);
  font-weight:600;
}
.hero-media img{
  border:1px solid var(--border);
  box-shadow: var(--shadow);
}

/* =========================
   Sections
========================= */
.section{ padding: 42px 0; }
.section-head{
  margin-bottom:16px;
  max-width: 820px;
}
.section-head p{ color: var(--muted); }

.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
  margin-top: 18px;
}
.card{
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: 0 10px 35px rgba(0,0,0,.22);
}
.card p{ color: rgba(234,240,255,.86); }

.section-split{
  padding-top: 10px;
}
.split{
  display:grid;
  grid-template-columns: .95fr 1.05fr;
  gap:18px;
  align-items:center;
}
.split-media img{
  border:1px solid var(--border);
  box-shadow: var(--shadow);
}
.bullets{
  margin:10px 0 12px;
  padding-left: 18px;
  color: rgba(234,240,255,.88);
}
.note{
  color: var(--muted);
  margin-top:10px;
}
.small{ font-size: 13px; }

/* =========================
   Zones
========================= */
.zones-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:12px;
  margin-top: 18px;
}
.zone{
  border:1px solid var(--border);
  background: rgba(255,255,255,.035);
  border-radius: 16px;
  padding:14px;
}
.zone span{ display:block; color: var(--muted); font-size: 13px; margin-top: 6px; }

.callout{
  margin-top: 18px;
  border:1px solid rgba(93,214,255,.26);
  background: linear-gradient(135deg, rgba(93,214,255,.10), rgba(124,92,255,.08));
  border-radius: var(--radius);
  padding: 14px 16px;
}

/* =========================
   Form
========================= */
.estimate{
  margin-top: 18px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius);
  padding: 16px;
}
.form{
  margin-top: 10px;
  display:grid;
  gap:12px;
}
.form-row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
}
label{ display:grid; gap:6px; color: var(--muted); font-weight:650; }
input{
  width:100%;
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(11,18,32,.55);
  color: var(--text);
  outline:none;
}
input:focus{
  border-color: rgba(93,214,255,.45);
  box-shadow: 0 0 0 4px rgba(93,214,255,.10);
}
.form-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}
.form-hint{
  color: var(--muted);
  margin:0;
}

/* =========================
   FAQ
========================= */
.faq{
  margin-top: 14px;
  display:grid;
  gap:10px;
}
details{
  border:1px solid var(--border);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius);
  padding: 12px 14px;
}
summary{
  cursor:pointer;
  font-weight:800;
}
details p{ color: rgba(234,240,255,.86); margin-top: 10px; }

/* =========================
   Contact
========================= */
.contact-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr .95fr;
  gap:14px;
  margin-top: 18px;
}
.contact-card{
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  padding: 16px;
}
.big a{
  font-size: 22px;
  font-weight: 900;
  text-decoration:none;
  border-bottom: 1px dashed rgba(93,214,255,.45);
}
.big a:hover{ border-bottom-style: solid; }

.wide-media{
  margin: 18px 0 0;
}
.wide-media img{
  border:1px solid var(--border);
  box-shadow: var(--shadow);
}

/* =========================
   Footer
========================= */
.footer{
  border-top:1px solid var(--border);
  margin-top: 24px;
  padding: 18px 0;
  background: rgba(11,18,32,.55);
}
.footer-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  color: var(--muted);
}
.footer-links a{ color: var(--muted); }

/* =========================
   Responsive
========================= */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .split{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr 1fr; }
  .zones-grid{ grid-template-columns: 1fr 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 720px){
  .nav-toggle{ display:inline-flex; }
  .nav-menu{
    display:none;
    position:absolute;
    right:16px;
    top:62px;
    width:min(360px, calc(100vw - 32px));
    flex-direction:column;
    align-items:stretch;
    gap:10px;
    padding:12px;
    border:1px solid var(--border);
    background: rgba(11,18,32,.92);
    border-radius: 16px;
    box-shadow: var(--shadow);
  }
  .nav-menu.open{ display:flex; }
  .form-row{ grid-template-columns: 1fr; }
}