:root{
  --bg0:#05080b;
  --bg1:#071018;
  --glass: rgba(255,255,255,0.05);
  --glass2: rgba(255,255,255,0.075);
  --text:#e7f2ff;
  --muted: rgba(231,242,255,0.72);
  --line: rgba(231,242,255,0.14);
  --accent:#48e8ff;
  --accent2:#7cf4ff;
  --shadow: 0 18px 70px rgba(0,0,0,0.55);
  --radius: 18px;
  --radius2: 26px;
  --max: 1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 20% 0%, rgba(72,232,255,0.16), transparent 60%),
    radial-gradient(900px 600px at 100% 30%, rgba(124,244,255,0.12), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font-family:inherit}

.container{max-width:var(--max);margin:0 auto;padding:0 18px}
.section{padding:56px 0}
.section .sub{color:var(--muted);line-height:1.65;margin:0 0 18px}
h1{
  font-size: clamp(34px, 5vw, 54px);
  line-height:1.04;
  margin:14px 0 12px;
  letter-spacing:-0.6px;
}
h2{
  font-size: clamp(22px, 3vw, 28px);
  margin:0 0 10px;
  letter-spacing:-0.3px;
}
h3{margin:0 0 8px}

.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: rgba(5,8,11,0.55);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0; gap:14px;
}
.brand{display:flex; align-items:center; gap:12px; min-width: 180px}
.brand img{width:34px; height:34px; object-fit:contain; filter: drop-shadow(0 0 10px rgba(72,232,255,0.18));}
.brand .name{font-weight:800; letter-spacing:0.6px}
.brand .tag{font-size:12px; color:var(--muted); margin-top:2px}

.nav-links{
  display:flex; gap:18px; align-items:center;
}
.nav-links a{
  font-size:14px; color:var(--muted);
  padding:8px 10px; border-radius:12px;
}
.nav-links a:hover{color:var(--text); background: rgba(255,255,255,0.06)}
.nav-actions{display:flex; gap:10px; align-items:center; min-width: 180px; justify-content:flex-end}

.pill{
  border:1px solid var(--line);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  padding:10px 14px;
  border-radius:999px;
  font-size:14px;
  display:inline-flex; gap:10px; align-items:center;
  cursor:pointer;
}
.pill:hover{background: rgba(255,255,255,0.08)}
.pill.primary{
  border-color: rgba(72,232,255,0.45);
  box-shadow: 0 0 0 1px rgba(72,232,255,0.05), 0 12px 32px rgba(72,232,255,0.12);
  background: rgba(72,232,255,0.09);
}
.dot{
  width:8px; height:8px; border-radius:50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(72,232,255,0.65);
}

.hamburger{display:none}
.hamburger button{
  border:1px solid var(--line);
  background: rgba(255,255,255,0.05);
  color:var(--text);
  padding:10px 12px;
  border-radius:14px;
}

.hero{
  position:relative;
  padding:64px 0 20px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap:26px;
  align-items:center;
}
.kicker{
  display:inline-flex; gap:10px; align-items:center;
  border:1px solid rgba(72,232,255,0.25);
  background: rgba(72,232,255,0.06);
  padding:8px 12px;
  border-radius:999px;
  color: var(--accent2);
  font-size:13px;
}
.kicker .spark{
  width:10px;height:10px;border-radius:50%;
  background: var(--accent2);
  box-shadow: 0 0 16px rgba(124,244,255,0.65);
}
.lead{color:var(--muted);font-size:16px;line-height:1.65;max-width:58ch}
.hero-ctas{margin-top:18px; display:flex; gap:12px; flex-wrap:wrap}

.card{
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.03));
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding:18px;
  position:relative;
  overflow:hidden;
}
.card.flat{
  box-shadow: 0 12px 36px rgba(0,0,0,0.25);
  border-radius: var(--radius);
  background: var(--glass);
}
.card:hover{background: rgba(255,255,255,0.08)}

.metric{
  display:flex; justify-content:space-between; gap:10px;
  padding:12px 12px;
  background: rgba(0,0,0,0.22);
  border:1px solid rgba(231,242,255,0.12);
  border-radius: 16px;
  margin-top:10px;
}
.metric b{font-size:14px}
.metric span{color:var(--muted); font-size:13px}

.grid{display:grid; grid-template-columns: repeat(12, 1fr); gap:14px}
.col-4{grid-column: span 4}
.col-6{grid-column: span 6}
.col-12{grid-column: span 12}

.badge{
  font-size:12px; color: var(--accent2);
  border: 1px solid rgba(72,232,255,0.25);
  background: rgba(72,232,255,0.06);
  padding:6px 10px;
  border-radius:999px;
  display:inline-flex; gap:8px; align-items:center;
}

.icon{
  width:36px; height:36px;
  border-radius:14px;
  border:1px solid rgba(72,232,255,0.25);
  background: rgba(72,232,255,0.08);
  display:grid; place-items:center;
  box-shadow: 0 0 0 1px rgba(72,232,255,0.06), 0 12px 32px rgba(72,232,255,0.09);
}
.icon svg{width:18px;height:18px; fill:none; stroke: var(--accent2); stroke-width:2}

.actions{margin-top:12px; display:flex; gap:10px; flex-wrap:wrap}
.link{
  font-size:14px;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid rgba(231,242,255,0.18);
  background: rgba(0,0,0,0.18);
  display:inline-flex; gap:8px; align-items:center;
}
.link:hover{border-color: rgba(72,232,255,0.35)}
.link.primary{border-color: rgba(72,232,255,0.45); background: rgba(72,232,255,0.10)}

.form-row{display:grid; grid-template-columns:1fr 1fr; gap:10px}
input,textarea,select{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(0,0,0,0.22);
  color:var(--text);
  outline:none;
}
textarea{resize:vertical}
.helper{color:var(--muted); font-size:12px; margin-top:8px; line-height:1.6}

.modal-backdrop{
  position:fixed; inset:0;
  background: rgba(0,0,0,0.62);
  display:none;
  align-items:center; justify-content:center;
  padding:18px;
  z-index:200;
}
.modal{
  width:min(980px, 100%);
  border:1px solid rgba(72,232,255,0.24);
  background: rgba(5,8,11,0.72);
  backdrop-filter: blur(14px);
  border-radius: 24px;
  box-shadow: 0 22px 90px rgba(0,0,0,0.65);
  overflow:hidden;
}
.modal-header{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px;
  border-bottom:1px solid var(--line);
}
.modal-title{display:flex; gap:10px; align-items:center}
.modal-body{padding:16px}
.steps{display:flex; gap:8px; flex-wrap:wrap}
.step-pill{
  font-size:12px; color:var(--muted);
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(231,242,255,0.14);
  background: rgba(0,0,0,0.22);
}
.step-pill.active{
  color: var(--accent2);
  border-color: rgba(72,232,255,0.35);
  background: rgba(72,232,255,0.08);
}
.builder-grid{display:grid; grid-template-columns: 1.1fr 0.9fr; gap:14px}
.preview{
  border:1px solid var(--line);
  background: rgba(0,0,0,0.22);
  border-radius: 18px;
  padding:14px;
}
.preview .frame{
  border-radius: 14px;
  border:1px solid rgba(231,242,255,0.14);
  overflow:hidden;
}
.preview .topbar{
  display:flex; gap:6px; padding:10px 10px;
  border-bottom:1px solid rgba(231,242,255,0.12);
  background: rgba(255,255,255,0.04);
}
.dot3{width:10px;height:10px;border-radius:99px;background:rgba(231,242,255,0.25)}
.preview .mock{
  padding:18px;
  min-height: 280px;
  background:
    radial-gradient(600px 260px at 20% 0%, rgba(72,232,255,0.12), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(0,0,0,0.08));
}
.preview h4{margin:0 0 8px}
.preview p{margin:0; color:var(--muted); font-size:13px; line-height:1.6}
.preview .chips{display:flex; gap:8px; flex-wrap:wrap; margin-top:10px}
.chip{
  font-size:12px;
  border:1px solid rgba(231,242,255,0.14);
  background: rgba(255,255,255,0.04);
  padding:6px 10px;
  border-radius:999px;
  color:var(--muted);
}
.preview .price{
  margin-top:12px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(72,232,255,0.22);
  background: rgba(72,232,255,0.06);
  color: var(--accent2);
  font-size:14px;
}

.toast{
  position:fixed;
  right:16px; bottom:16px;
  max-width: 340px;
  border:1px solid rgba(72,232,255,0.24);
  background: rgba(5,8,11,0.72);
  backdrop-filter: blur(12px);
  border-radius: 18px;
  padding:12px 12px;
  box-shadow: 0 18px 70px rgba(0,0,0,0.55);
  display:none;
  z-index:300;
}
.toast b{display:block; margin-bottom:4px}
.toast p{margin:0; color:var(--muted); font-size:13px; line-height:1.5}

.footer{
  border-top:1px solid var(--line);
  padding:26px 0 34px;
  color:var(--muted);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap:18px;
  align-items:start;
}
.footer a{color:var(--muted)}
.footer a:hover{color:var(--text)}

@media (max-width: 920px){
  .hero-grid{grid-template-columns: 1fr}
  .grid{gap:12px}
  .col-4{grid-column: span 12}
  .col-6{grid-column: span 12}
  .nav-links{display:none}
  .hamburger{display:block}
  .builder-grid{grid-template-columns: 1fr}
}
@media (max-width: 560px){
  .form-row{grid-template-columns:1fr}
  .nav-inner{padding:12px 0}
  .brand{min-width:auto}
  .nav-actions{min-width:auto}
}

/* Preview Themes */
.preview{
  --pv-accent: var(--accent2);
  --pv-bg-a: rgba(72,232,255,0.12);
  --pv-bg-b: rgba(255,255,255,0.03);
}
.preview .mock{
  background:
    radial-gradient(600px 260px at 20% 0%, var(--pv-bg-a), transparent 60%),
    linear-gradient(180deg, var(--pv-bg-b), rgba(0,0,0,0.10));
}
.preview.theme-bold .mock{
  --pv-bg-a: rgba(255,255,255,0.08);
  --pv-bg-b: rgba(255,255,255,0.02);
}
.preview.theme-minimal .mock{
  --pv-bg-a: rgba(124,244,255,0.08);
  --pv-bg-b: rgba(255,255,255,0.05);
}
.preview .price{
  border-color: color-mix(in srgb, var(--pv-accent) 35%, transparent);
  background: color-mix(in srgb, var(--pv-accent) 10%, rgba(0,0,0,0.12));
  color: var(--pv-accent);
}