:root{
  --bg:#ffffff;
  --surface: rgba(255,255,255,0.80);
  --surface2: rgba(248,250,252,0.75);

  --text-strong:#0b1220;
  --text-main:#1f2937;
  --text-sub:#475569;
  --text-muted:#64748b;

  --border: rgba(226,232,240,0.95);
  --border-strong: rgba(203,213,225,0.95);

  --accent:#2563eb;
  --accent2:#7c3aed;
  --accent3:#0ea5e9;

  --max: 1100px;
  --radius: 18px;
  --shadow: 0 18px 55px rgba(15,23,42,0.10);
  --shadow2: 0 12px 38px rgba(15,23,42,0.08);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  background:var(--bg);
  color:var(--text-main);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height:1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Rich but subtle background */
.bg{
  position:fixed; inset:0; z-index:-1;
  background:
    radial-gradient(900px 560px at 10% 0%, rgba(37,99,235,0.16), transparent 55%),
    radial-gradient(780px 520px at 90% 0%, rgba(124,58,237,0.14), transparent 55%),
    radial-gradient(900px 520px at 50% 100%, rgba(14,165,233,0.10), transparent 62%),
    linear-gradient(#ffffff,#ffffff);
}
.bg:after{
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(15,23,42,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,0.04) 1px, transparent 1px);
  background-size: 52px 52px;
  opacity: .35;
  mask-image: radial-gradient(780px 420px at 50% 0%, black, transparent 70%);
}

/* Containers */
.container{ max-width: var(--max); margin:0 auto; padding:0 22px; }

/* Links */
a{ color:var(--accent); text-decoration:none; }
a:hover{ text-decoration:underline; }

/* Nav */
.navbar{
  position:sticky; top:0; z-index:30;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.80);
  border-bottom: 1px solid var(--border);
}
.navbar .inner{
  display:flex; flex-wrap:wrap; gap:10px 14px;
  align-items:center; padding:14px 0;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight: 850; color:var(--text-strong);
  letter-spacing: -0.02em;
  margin-right: 6px;
}
.brand .mark{
  width: 26px; height: 26px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 14px 40px rgba(37,99,235,0.25);
}
.navlink{
  color:var(--text-main);
  padding:7px 10px; border-radius: 12px;
}
.navlink:hover{ background: rgba(15,23,42,0.06); text-decoration:none; }
.navlink.active{
  color: var(--accent);
  background: rgba(37,99,235,0.12);
}

/* Hero */
.hero{ padding: 56px 0 16px; }
.kicker{
  display:inline-flex; align-items:center; gap:10px;
  padding: 7px 12px; border-radius: 999px;
  border:1px solid var(--border);
  background: var(--surface);
  color: var(--text-sub);
  font-size: 13px;
}
.kicker .pill{
  padding: 2px 9px; border-radius: 999px;
  background: rgba(37,99,235,0.12);
  color: var(--accent);
  font-weight: 650;
}

.hero-grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 14px;
}
h1{
  margin: 10px 0 10px;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.06;
  color: var(--text-strong);
  letter-spacing: -0.04em;
}
.lede{
  margin: 0;
  max-width: 74ch;
  color: var(--text-sub);
  font-size: 16px;
}

.hero-card{
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 2px);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 16px 18px;
}
.hero-card .title{
  font-weight: 750;
  color: var(--text-strong);
  letter-spacing: -0.01em;
}
.hero-card ul{ margin: 10px 0 0; padding-left: 18px; color: var(--text-sub); }
.hero-card li{ margin: 6px 0; }

.stats{
  display:grid; grid-template-columns: 1fr 1fr;
  gap: 12px; margin-top: 12px;
}
.stat{
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface2);
  padding: 12px 14px;
}
.stat .num{
  font-size: 20px;
  font-weight: 820;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}
.stat .lbl{ color: var(--text-muted); font-size: 12.5px; margin-top: 2px; }

/* Sections */
.section{ padding: 22px 0 34px; }
.section-title{
  display:flex; align-items:flex-end; justify-content:space-between;
  gap: 14px; margin-bottom: 12px;
}
h2{
  margin: 0;
  color: var(--text-strong);
  font-size: 18px;
  letter-spacing: -0.01em;
}
p{ margin: 10px 0; }
.secondary{ color: var(--text-sub); }
.small{ font-size: 13px; color: var(--text-muted); }
.hr{ border-top: 1px solid var(--border); margin: 22px 0; }

/* Panels, grids, cards */
.panel{
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 2px);
  background: var(--surface);
  box-shadow: var(--shadow2);
  padding: 18px 18px;
}
.grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.card{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow2);
  padding: 16px 18px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  color: var(--text-main);
}
.card strong{
  display:block;
  color: var(--text-strong);
  margin-bottom: 6px;
  font-size: 16px;
}
.card:hover{
  border-color: rgba(37,99,235,0.34);
  box-shadow: 0 18px 60px rgba(15,23,42,0.12);
  transform: translateY(-2px);
  text-decoration:none;
}
.iconline{
  display:flex; gap:10px; align-items:flex-start;
}
.icon{
  width: 28px; height: 28px; border-radius: 12px;
  background: rgba(37,99,235,0.12);
  border: 1px solid rgba(37,99,235,0.18);
  flex: 0 0 auto;
}
.icon.purple{ background: rgba(124,58,237,0.12); border-color: rgba(124,58,237,0.20); }
.icon.cyan{ background: rgba(14,165,233,0.12); border-color: rgba(14,165,233,0.20); }

/* Buttons */
.btnrow{ display:flex; gap:12px; flex-wrap:wrap; margin-top: 14px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid var(--border-strong);
  background: rgba(255,255,255,0.82);
  color: var(--text-main);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.btn:hover{
  border-color: rgba(37,99,235,0.34);
  box-shadow: 0 18px 56px rgba(15,23,42,0.12);
  transform: translateY(-1px);
  text-decoration:none;
}
.btn.primary{
  background: linear-gradient(135deg, rgba(37,99,235,0.98), rgba(124,58,237,0.90));
  color:#fff;
  border-color: transparent;
  box-shadow: 0 22px 70px rgba(37,99,235,0.28);
}
.btn.primary:hover{ box-shadow: 0 26px 88px rgba(37,99,235,0.34); }
.btn.ghost{
  background: transparent;
  border-color: rgba(203,213,225,0.9);
}

/* Timeline */
.timeline{ margin: 10px 0 0; padding: 0; list-style:none; }
.timeline li{
  display:grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  padding: 10px 0;
}
.dot{
  width: 12px; height: 12px; border-radius:999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  margin-top: 5px;
  box-shadow: 0 10px 24px rgba(37,99,235,0.25);
}
.tl-title{ font-weight: 700; color: var(--text-strong); }
.tl-sub{ color: var(--text-sub); font-size: 14px; margin-top: 2px; }

/* FAQ */
details{
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow2);
  padding: 12px 14px;
}
details + details{ margin-top: 12px; }
summary{
  cursor:pointer;
  font-weight: 720;
  color: var(--text-strong);
  list-style:none;
}
summary::-webkit-details-marker{ display:none; }
details p{ color: var(--text-sub); margin: 8px 0 0; }

/* Footer */
footer{ padding: 28px 0 56px; }
.footergrid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.footbox{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow2);
  padding: 14px 16px;
}
.mono{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }

@media (min-width: 900px){
  .hero-grid{ grid-template-columns: 1.25fr 0.75fr; }
  .grid{ grid-template-columns: 1fr 1fr; }
  .footergrid{ grid-template-columns: 1fr 1fr 1fr; }
  .stats{ grid-template-columns: 1fr 1fr; }
}