:root{
  --bg:#0b1220;
  --bg-2:#10192d;
  --card:#ffffff;
  --muted:#5b6473;
  --text:#111827;
  --brand:#0f766e;
  --brand-2:#14b8a6;
  --accent:#f59e0b;
  --line:#e5e7eb;
  --soft:#f8fafc;
  --danger:#dc2626;
  --radius:18px;
  --shadow:0 18px 45px rgba(2, 8, 23, .12);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font:16px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:#fff;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto}
.topbar{
  background:#0f172a;
  color:#dbeafe;
  font-size:.92rem;
}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:10px 0;flex-wrap:wrap}
.topbar a{opacity:.92}
.site-header{
  position:sticky; top:0; z-index:20;
  background:rgba(255,255,255,.9);
  backdrop-filter: blur(12px);
  border-bottom:1px solid rgba(229,231,235,.85);
}
.nav{
  display:flex; align-items:center; justify-content:space-between; min-height:78px; gap:20px;
}
.brand{
  display:flex; align-items:center; gap:12px; font-weight:800; letter-spacing:.2px;
}
.brand-mark{
  width:42px; height:42px; border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:grid; place-items:center; color:#fff; box-shadow:0 10px 25px rgba(20,184,166,.35);
}
.brand-name{display:flex; flex-direction:column; line-height:1.05}
.brand-name span:last-child{font-size:.78rem; color:var(--muted); font-weight:600}
.nav-links{display:flex; align-items:center; gap:22px; flex-wrap:wrap}
.nav-links a{color:#1f2937; font-weight:600; font-size:.97rem}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 18px; border-radius:999px; font-weight:700;
  transition:.18s ease; border:1px solid transparent; cursor:pointer
}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; box-shadow:0 12px 30px rgba(20,184,166,.25)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-secondary{background:#fff;border-color:#d1d5db;color:#111827}
.btn-secondary:hover{background:#f8fafc}
.btn-accent{background:var(--accent); color:#111827}
.hero{
  background:
    radial-gradient(circle at 85% 10%, rgba(20,184,166,.16), transparent 26%),
    radial-gradient(circle at 10% 20%, rgba(245,158,11,.12), transparent 22%),
    linear-gradient(180deg, #f8fafc 0%, #eff6ff 100%);
  padding:72px 0 54px;
}
.hero-grid{
  display:grid; grid-template-columns:1.15fr .85fr; gap:42px; align-items:center;
}
.kicker{
  display:inline-flex; align-items:center; gap:10px; font-size:.85rem; font-weight:800;
  color:#0f172a; background:#ecfeff; border:1px solid #ccfbf1; padding:9px 14px; border-radius:999px
}
.hero h1{
  font-size:clamp(2.3rem, 5vw, 4.3rem);
  line-height:1.02;
  margin:18px 0 16px;
  letter-spacing:-.03em;
}
.lead{font-size:1.1rem; color:#334155; max-width:58ch}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-top:28px}
.stats{
  display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:30px
}
.stat{
  background:rgba(255,255,255,.82); border:1px solid #e2e8f0; padding:16px; border-radius:16px; box-shadow:var(--shadow)
}
.stat strong{display:block; font-size:1.4rem}
.hero-card{
  background:#0f172a; color:#fff; border-radius:28px; padding:24px;
  box-shadow:0 24px 65px rgba(2,8,23,.28); overflow:hidden; position:relative;
}
.hero-card::after{
  content:""; position:absolute; inset:auto -30px -40px auto; width:180px; height:180px;
  border-radius:50%; background:rgba(20,184,166,.18); filter:blur(2px)
}
.panel{
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.12);
  border-radius:20px; padding:18px; margin-top:14px
}
.panel-list{display:grid; gap:12px; margin-top:8px}
.panel-item{
  display:flex; justify-content:space-between; gap:14px; align-items:center;
  padding:12px 14px; border-radius:14px; background:rgba(255,255,255,.05)
}
.badge{
  display:inline-flex; align-items:center; gap:8px; border-radius:999px;
  padding:7px 12px; font-size:.8rem; font-weight:700; background:rgba(20,184,166,.18); color:#ccfbf1
}
.section{padding:74px 0}
.section-soft{background:var(--soft)}
.section h2{font-size:clamp(1.9rem, 3vw, 3rem); line-height:1.06; letter-spacing:-.03em; margin:0 0 14px}
.section p.section-intro{max-width:68ch; color:#475569; margin:0 0 28px}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:18px}
.card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:22px; box-shadow:var(--shadow)
}
.icon-wrap{
  width:52px; height:52px; border-radius:14px; display:grid; place-items:center;
  background:linear-gradient(135deg,#ccfbf1,#ecfeff); color:#115e59; margin-bottom:16px
}
.card h3{margin:0 0 10px; font-size:1.15rem}
.card p{margin:0; color:#475569}
.card ul{padding-left:18px; margin:12px 0 0; color:#475569}
.band{
  background:linear-gradient(135deg,#0f172a,#0b2532);
  color:#fff; border-radius:28px; padding:34px; box-shadow:var(--shadow)
}
.band-grid{display:grid; grid-template-columns:1fr auto; gap:24px; align-items:center}
.split{
  display:grid; grid-template-columns:1fr 1fr; gap:28px; align-items:start
}
.quote{
  padding:22px; border:1px solid var(--line); border-radius:18px; background:#fff; box-shadow:var(--shadow)
}
.quote p{margin:0 0 12px}
.quote footer{font-weight:700; color:#0f172a}
.price{
  border-top:1px solid var(--line); margin-top:16px; padding-top:16px; display:flex; justify-content:space-between; gap:14px; align-items:center
}
.price strong{font-size:1.4rem}
.cta{
  background:linear-gradient(180deg,#0f172a 0%, #111827 100%);
  color:#fff;
}
.cta .wrap{
  display:grid; grid-template-columns:1.1fr .9fr; gap:28px; align-items:center
}
.list-check{display:grid; gap:12px}
.list-check div{display:flex; gap:12px; align-items:flex-start}
.faq{display:grid; gap:14px}
details{
  border:1px solid var(--line); border-radius:16px; padding:16px 18px; background:#fff
}
summary{cursor:pointer; font-weight:700}
.page-hero{
  padding:54px 0 26px;
  background:linear-gradient(180deg,#f8fafc, #fff);
  border-bottom:1px solid var(--line)
}
.page-hero p{max-width:72ch;color:#475569}
.contact-card p,.contact-card li{color:#475569}
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:14px}
input, textarea, select{
  width:100%; border:1px solid #cbd5e1; border-radius:14px; padding:14px 15px;
  font:inherit; color:#0f172a; background:#fff
}
textarea{min-height:140px; resize:vertical}
label{display:block; font-weight:700; margin-bottom:8px}
.small{font-size:.92rem;color:#64748b}
.site-footer{
  border-top:1px solid var(--line);
  padding:28px 0 38px;
  background:#fff
}
.footer-grid{
  display:grid; grid-template-columns:1.2fr .8fr .8fr .8fr; gap:22px
}
.footer-grid h4{margin:0 0 12px}
.footer-grid p,.footer-grid a{color:#475569}
.legal{margin-top:20px; padding-top:16px; border-top:1px solid var(--line); color:#64748b; display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap}
.notice{
  background:#fff7ed; border:1px solid #fed7aa; color:#9a3412;
  padding:14px 16px; border-radius:14px; font-size:.96rem
}
.hero-photo{
  aspect-ratio: 4/5; border-radius:24px; overflow:hidden; background:
  linear-gradient(135deg, rgba(245,158,11,.2), rgba(20,184,166,.18)),
  radial-gradient(circle at 70% 20%, rgba(255,255,255,.55), transparent 18%),
  linear-gradient(160deg, #0f172a 5%, #1f2937 35%, #0f766e 100%);
  position:relative; border:1px solid rgba(255,255,255,.18)
}
.hero-illustration{
  position:absolute; inset:0; padding:28px; display:flex; flex-direction:column; justify-content:flex-end
}
.hero-device{
  width:72%; margin-left:auto; margin-bottom:16px; border-radius:18px;
  background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(10px); padding:16px; color:#e2e8f0
}
.hero-house{
  width:100%; max-width:360px; align-self:center; background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.15); border-radius:20px; padding:18px
}
.hero-house svg{width:100%; height:auto}
.muted{color:#64748b}
.center{text-align:center}
@media (max-width: 980px){
  .hero-grid,.split,.cta .wrap,.footer-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .band-grid{grid-template-columns:1fr}
}
@media (max-width: 700px){
  .nav-links{display:none}
  .grid-3,.grid-4,.stats,.form-grid{grid-template-columns:1fr}
  .hero{padding-top:46px}
  .container{width:min(var(--max), calc(100% - 28px))}
}