:root{
  --bg: #f6f8fc;
  --card: rgba(255,255,255,.72);
  --stroke: rgba(15, 23, 42, .10);
  --text: #0f172a;
  --muted: rgba(15, 23, 42, .70);
  --muted2: rgba(15, 23, 42, .50);
  --blue: #1d4ed8;
  --blue2: #2563eb;
  --shadow: 0 18px 60px rgba(15, 23, 42, .08);
  --radius: 18px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color: var(--text);
  background:
    radial-gradient(1200px 700px at 20% 10%, rgba(37,99,235,.12), transparent 55%),
    radial-gradient(1000px 600px at 80% 0%, rgba(59,130,246,.10), transparent 55%),
    var(--bg);
}

a{ color: var(--blue); text-decoration:none; }
a:hover{ text-decoration:underline; }

.wrap{ max-width: 1100px; margin: 0 auto; padding: 28px 18px 60px; }

/* NAV */
.nav{
  position: sticky; top:0; z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(246,248,252,.78);
  border-bottom: 1px solid var(--stroke);
}
.nav__inner{
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.brand{
  font-weight: 650;
  letter-spacing: .2px;
}
.nav__links{ display:flex; gap:10px; align-items:center; }
.nav__link{
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 8px 10px;
  border-radius: 10px;
  font: inherit;
}
.nav__link:hover{ background: rgba(15,23,42,.04); }
.nav__cta{
  text-decoration:none;
  color:#fff;
  background: linear-gradient(180deg, var(--blue2), var(--blue));
  padding: 9px 12px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(37,99,235,.22);
}

/* HERO */
.hero{
  margin-top: 18px;
  border: 1px solid var(--stroke);
  border-radius: calc(var(--radius) + 10px);
  background: rgba(255,255,255,.58);
  box-shadow: var(--shadow);
  padding: 26px;
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(15,23,42,.04);
  border: 1px solid rgba(15,23,42,.06);
  color: var(--muted);
  font-size: 13px;
}
h1{
  margin: 14px 0 10px;
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.6px;
}
.sub{
  margin: 0 0 16px;
  color: var(--muted);
  max-width: 56ch;
}
.actions{ display:flex; gap:10px; align-items:center; margin-top: 6px; }

.btn{
  border: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.65);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 12px;
  cursor:pointer;
  font: inherit;
  box-shadow: 0 10px 30px rgba(15,23,42,.06);
}
.btn:hover{ background: rgba(255,255,255,.85); }
.btn.primary{
  border: 0;
  color: #fff;
  background: linear-gradient(180deg, var(--blue2), var(--blue));
  box-shadow: 0 12px 34px rgba(37,99,235,.22);
}
.btn.ghost{
  background: rgba(255,255,255,.55);
}

.hero__right{ display:flex; align-items:center; justify-content:center; }
.mock{
  width: 100%;
  max-width: 360px;
  display:flex;
  flex-direction:column;
  gap: 12px;
}
.mock__card{
  border: 1px solid var(--stroke);
  border-radius: 16px;
  background: rgba(255,255,255,.62);
  box-shadow: 0 12px 34px rgba(15,23,42,.07);
  padding: 14px;
}
.mock__title{
  font-weight: 650;
  color: rgba(15,23,42,.85);
  margin-bottom: 10px;
}
.mock__line{
  height: 10px;
  border-radius: 999px;
  background: rgba(15,23,42,.08);
  margin-top: 8px;
}
.mock__line.short{ width: 65%; }

/* PANEL / TABS */
.panel{
  margin-top: 18px;
  border: 1px solid var(--stroke);
  border-radius: calc(var(--radius) + 6px);
  background: rgba(255,255,255,.52);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.panel__tabs{
  display:flex;
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid var(--stroke);
  background: rgba(246,248,252,.55);
}
.tab{
  border: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.60);
  color: var(--muted);
  padding: 10px 12px;
  border-radius: 12px;
  cursor:pointer;
  font: inherit;
}
.tab:hover{ background: rgba(255,255,255,.82); }
.tab.is-active{
  color: var(--text);
  border-color: rgba(37,99,235,.22);
  box-shadow: 0 10px 30px rgba(37,99,235,.12);
}
.panel__body{ padding: 18px; }

.tabpane{ display:none; }
.tabpane.is-active{ display:block; }

h2{ margin: 0 0 8px; font-size: 26px; letter-spacing: -0.2px; }
.lead{ margin: 0 0 14px; color: var(--muted); max-width: 70ch; }

/* GRID / CARDS */
.grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 12px;
}
.card{
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(255,255,255,.64);
  box-shadow: 0 12px 34px rgba(15,23,42,.06);
  padding: 16px;
}
.card h3{
  margin: 0 0 10px;
  font-size: 16px;
  letter-spacing: -0.1px;
}
.steps{ margin: 0; padding-left: 18px; color: var(--muted); }
.steps li{ margin: 6px 0; }
.bullets{ margin: 0; padding-left: 18px; color: var(--muted); }
.bullets li{ margin: 6px 0; }

/* FORM */
.form{ display:flex; gap:10px; margin-top: 10px; }
.input{
  flex:1;
  border: 1px solid rgba(15,23,42,.12);
  border-radius: 12px;
  padding: 10px 12px;
  background: rgba(255,255,255,.70);
  font: inherit;
  outline: none;
}
.input:focus{
  border-color: rgba(37,99,235,.35);
  box-shadow: 0 0 0 4px rgba(37,99,235,.12);
}
.fineprint{
  margin: 10px 0 0;
  color: var(--muted2);
  font-size: 13px;
}

/* FOOTER */
.footer{
  margin-top: 18px;
  display:flex;
  justify-content:space-between;
  gap: 12px;
  color: var(--muted2);
  font-size: 13px;
  padding: 4px 2px;
}
.muted{ color: var(--muted2); }

/* RESPONSIVE */
@media (max-width: 860px){
  .hero{ grid-template-columns: 1fr; }
  .hero__right{ justify-content:flex-start; }
  .grid{ grid-template-columns: 1fr; }
  .nav__links{ gap:6px; }
  .nav__link{ display:none; } /* keep top bar minimal on mobile */
  .nav__cta{ margin-left:auto; }
}