*{box-sizing:border-box}
:root{
  --bg:#070b14;
  --bg-soft:#0f172a;
  --card:#0f172a;
  --card-2:#111b31;
  --text:#e6edf8;
  --muted:#9fb0cc;
  --line:#24304a;
  --brand:#6ea8ff;
  --brand-2:#3b82f6;
  --success:#34d399;
}
html,body{margin:0;padding:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:radial-gradient(1200px 600px at 20% -10%,#1b2c52 0%,#0a1226 40%,#070b14 100%);color:var(--text)}
a{text-decoration:none;color:inherit}
.container{max-width:1140px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,11,20,.76);backdrop-filter:blur(12px);border-bottom:1px solid rgba(110,168,255,.2)}
.nav-wrap{height:70px;display:flex;align-items:center;gap:16px}
.brand{font-weight:800;letter-spacing:.2px}
.nav{display:flex;gap:8px;margin-left:auto}
.nav a{padding:8px 10px;border-radius:10px;color:#d4def3;border:1px solid transparent;font-size:14px}
.nav a:hover,.nav a.active{background:rgba(110,168,255,.12);border-color:rgba(110,168,255,.35)}

/* Buttons */
.btn{display:inline-block;background:linear-gradient(135deg,var(--brand-2),#5ea0ff);color:#fff;padding:11px 14px;border-radius:12px;font-weight:700;border:1px solid rgba(255,255,255,.2);box-shadow:0 10px 30px rgba(59,130,246,.35)}
.btn.ghost{background:transparent;border:1px solid rgba(110,168,255,.45);color:#dce8ff;box-shadow:none}
.btn.small{padding:8px 11px;font-size:13px}

/* Layout */
.section{padding:56px 0}
.panel{background:linear-gradient(180deg,var(--card) 0%,var(--card-2) 100%);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 14px 40px rgba(0,0,0,.28)}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
.card{background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:14px;padding:16px}
.card h3{margin:0 0 8px}
.card p{color:var(--muted);margin:0}
.price{font-weight:800;color:#9cc0ff}
.muted{color:var(--muted)}
.lead{font-size:18px;max-width:760px;color:#cfdbf4}
.kicker{font-size:12px;letter-spacing:1.4px;text-transform:uppercase;color:#a5b8dd}

.hero.clean{padding:76px 0 40px}
.hero h1{font-size:48px;line-height:1.06;max-width:900px;margin:8px 0 12px}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap}

.steps{padding-left:18px;color:#d4def3;line-height:1.8}
.steps li{margin-bottom:4px}

.reviews{display:grid;gap:10px}
.review{border-left:4px solid var(--brand-2);background:rgba(110,168,255,.07);border-radius:10px;padding:12px}
.meta{font-size:12px;color:#b6c6e4;margin-top:6px}
.review-form{display:grid;gap:10px}
.review-form input,.review-form textarea,.estimator-grid input{background:#0a1428;border:1px solid #2a3a57;border-radius:12px;color:#e6edf8;padding:11px 12px}
.review-form input::placeholder,.review-form textarea::placeholder{color:#8ea3c7}

.estimator-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:8px}
.estimator-grid label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#c5d4ef}
.estimator-grid .full{grid-column:1/-1}
.slider-labels{display:flex;justify-content:space-between;font-size:12px;color:#9fb0cc}
.kpi-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:12px}
.kpi-cards article{background:rgba(110,168,255,.07);border:1px solid #2f456d;border-radius:12px;padding:12px}
.kpi-cards p{margin:0;color:#9fb0cc;font-size:12px}
.kpi-cards strong{font-size:26px;line-height:1.1}
#growthChart{width:100%;height:170px;border-radius:12px;background:#0a1428;border:1px solid #2f456d;margin-top:12px}

.logo-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;text-align:center}
.logo-strip span{padding:10px;border:1px solid #2a3a57;border-radius:10px;background:#0a1428;color:#cfe0ff;font-size:13px}
details{border:1px solid #2a3a57;border-radius:10px;padding:10px 12px;background:#0a1428;margin-top:8px}
details summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:#b9cae8}
.site-footer{border-top:1px solid var(--line);margin-top:30px}
.footer-wrap{height:64px;display:flex;align-items:center;justify-content:space-between;color:#97a9c9;font-size:13px}

@media (max-width:980px){
  .nav{display:none}
  .hero h1{font-size:35px}
  .grid-3,.split,.kpi-cards,.estimator-grid,.logo-strip{grid-template-columns:1fr}
}