/* Reset / base */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font-family:var(--font); color:var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(68,196,255,.12), transparent 60%),
              radial-gradient(1000px 500px at 120% 10%, rgba(78,224,174,.10), transparent 60%),
              linear-gradient(135deg,var(--bg-0), var(--bg-1));
}
a{color:var(--brand); text-decoration:none}
a:hover{color:var(--brand-2)}
img{max-width:100%; display:block}
.container{width:100%; max-width:var(--container); margin:0 auto; padding:0 16px}

/* Buttons */
.btn{display:inline-flex; align-items:center; justify-content:center; gap:8px;
  text-decoration:none; border-radius:999px; padding:10px 16px; border:1px solid var(--border); transition:.2s}
.btn:hover{transform:translateY(-1px)}
.btn-lg{padding:12px 18px; font-weight:700}
.btn-primary{background:#fff; color:#111827; border-color:#fff}
.btn-ghost{color:#fff; background:transparent}
.btn-outline{background:transparent; color:#fff}
.is-disabled{ pointer-events:none; opacity:.6 }

/* Header */
.site-header{position:sticky; top:0; backdrop-filter:saturate(160%) blur(6px);
  background: rgba(10,15,35,.55); border-bottom:1px solid var(--border); z-index:50}
.site-header .nav{display:flex; align-items:center; gap:16px; padding:12px 0}
.brand{display:flex; align-items:center; gap:10px; color:var(--text); font-weight:800}
.logo{width:28px; height:28px}
.nav-links{display:flex; align-items:center; gap:18px; margin-left:auto}
.nav-links a{color:var(--text); opacity:.9}
.nav-toggle{display:none; background:none; border:0; cursor:pointer; margin-left:auto}
.nav-toggle span{display:block; width:22px; height:2px; background:#fff; margin:4px 0; border-radius:2px}
/* Hero */
.hero{padding:56px 0 40px}
.hero-wrap{display:grid}
.hero-copy h1{font-size:42px; line-height:1.1; margin:0 0 12px}
.lead{font-size:18px; opacity:.95; margin:0 0 18px}
.cta-row{display:flex; flex-wrap:wrap; gap:12px; margin-bottom:16px}
.hero-highlights{list-style:disc; margin:0; padding-left:18px; opacity:.9}

/* Sections */
.section{padding:56px 0}
.section.alt{background:rgba(255,255,255,.03); border-top:1px solid var(--border); border-bottom:1px solid var(--border)}
.section-title{font-size:28px; text-align:center; margin:0 0 24px}

/* Features */
.features-grid{
  display:grid; gap:14px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  align-items:stretch;
}
.card{
  display:flex; flex-direction:column; gap:8px;
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  padding:16px; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card .icon{font-size:22px; margin-bottom:4px}
.card h3{margin:0 0 6px}
.card p{margin:0; opacity:.95}
.card:hover{ transform: translateY(-2px); box-shadow: var(--shadow); border-color: rgba(255,255,255,.45) }

/* Full-width conversation card */
.card-wide{
  grid-column: 1 / -1;
  display:grid; grid-template-columns: 40px 1fr; gap:12px; align-items:start;
}

/* How */
.steps{counter-reset: step; max-width:780px; margin:0 auto 18px; line-height:1.65; opacity:.95}
.steps li{list-style:none; position:relative; padding-left:34px; margin:10px 0}
.steps li::before{
  counter-increment: step; content: counter(step);
  position:absolute; left:0; top:0; width:24px; height:24px; border-radius:50%;
  background: var(--brand); color:#06121d; display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:12px; border:1px solid var(--border);
}

/* Pricing */
.center{text-align:center}
.note{opacity:.9}
.pricing-grid{
  display:grid; gap:16px; margin-top:18px;
  grid-template-columns: repeat(3, minmax(0,1fr));
}
.price-card{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:16px; position:relative;
  display:flex; flex-direction:column; gap:10px;
}
.price-card .badge{
  position:absolute; top:-10px; right:12px; background:var(--accent); color:#062b1e; font-weight:800;
  padding:4px 8px; border-radius:999px; font-size:12px; border:1px solid #0bb67f
}
.price-head h3{margin:0 0 6px}
.price{font-size:28px; font-weight:800}
.per{opacity:.8; margin-bottom:2px}
.price-list{list-style:none; padding:0; margin:0 0 8px; opacity:.95}
.price-list li{margin:6px 0}
.price-card.featured{border-color:#fff; box-shadow:0 10px 30px rgba(255,255,255,.08)}

/* FAQ */
.faq details{background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:12px; margin:8px 0}
.faq summary{cursor:pointer; font-weight:800}

/* Footer */
.site-footer{padding:28px 0; border-top:1px solid var(--border); background:rgba(0,0,0,.2)}
.footer-grid{display:grid; grid-template-columns:2fr 1fr 1fr; gap:16px}
.brand-line{display:flex; align-items:center; gap:10px; margin-bottom:8px}
.muted{color:var(--muted)}
.footnote{display:flex; justify-content:space-between; align-items:center; border-top:1px solid var(--border); margin-top:16px; padding-top:16px; color:var(--muted)}
.tiny{font-size:12px; opacity:.8}

/* Accessibility */
.btn:focus-visible, a:focus-visible, button:focus-visible{
  outline:2px solid var(--brand); outline-offset:3px; border-radius:10px;
}

/* Responsive */
@media (max-width: 1000px){
  .pricing-grid{grid-template-columns:1fr; max-width:720px; margin:18px auto 0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 820px){
  .nav-links{display:none}
  .nav-toggle{display:block}
  .hero-copy h1{font-size:36px}
}
@media (max-width: 700px){
  .footer-grid{grid-template-columns:1fr}
  .card-wide{ grid-template-columns: 32px 1fr }
}