:root{
  --bg:#f6f9ff;
  --bg2:#eef4ff;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#5b6b84;
  --line:#e6eefc;

  --primary:#1d4ed8;     /* azul confianza */
  --primary2:#0ea5e9;    /* cian moderno */
  --accent:#14b8a6;      /* verde-agua “clean” */
  --danger:#ef4444;

  --shadow:0 18px 60px rgba(15,23,42,.12);
  --r:18px;
}

*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(29,78,216,.18), transparent 60%),
    radial-gradient(900px 520px at 90% 0%, rgba(14,165,233,.18), transparent 55%),
    linear-gradient(180deg, var(--bg2), var(--bg));
}

.container{max-width:1100px;margin:0 auto;padding:0 16px}

.topbar{
  position:sticky;top:0;z-index:20;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar__inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;
  gap:12px;
}

.brand{display:flex;align-items:center;gap:12px}
.brand__mark{
  width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;
  color:white;font-weight:900;letter-spacing:.5px;
  background:linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow:0 10px 24px rgba(29,78,216,.18);
}
.brand__title{font-weight:900}
.brand__sub{color:var(--muted);font-size:13px;margin-top:2px}

.trust{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.trust__pill{
  font-size:12px;
  padding:8px 10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.9);
  border-radius:999px;
  color:var(--muted);
}

.hero{
  display:grid;grid-template-columns:1.2fr .8fr;
  gap:14px;
  padding:18px 0 10px;
}
@media (max-width:900px){ .hero{grid-template-columns:1fr} }

.hero__copy{
  background:linear-gradient(135deg, rgba(29,78,216,.08), rgba(20,184,166,.06));
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px;
  box-shadow:var(--shadow);
}
.hero__copy h1{
  margin:0;
  font-size:30px;
  line-height:1.12;
}
.hero__copy p{margin:10px 0 0;color:var(--muted);font-size:15px}
.accent{background:linear-gradient(135deg, var(--primary), var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__hint{
  margin-top:12px;
  padding:10px 12px;
  border-radius:14px;
  border:1px dashed rgba(29,78,216,.25);
  color:var(--muted);
  background:rgba(255,255,255,.7);
  font-size:13px;
}

.hero__card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px;
  box-shadow:var(--shadow);
}
.hero__cardTitle{font-weight:900;margin-bottom:10px}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px;
  box-shadow:var(--shadow);
  margin-top:14px;
}

.card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.card__head h2{margin:0}
.muted{color:var(--muted);margin:6px 0 0}

.badge{
  font-size:12px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(29,78,216,.20);
  background:rgba(29,78,216,.08);
  color:rgba(29,78,216,.95);
  font-weight:700;
}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:12px}
@media (max-width:720px){ .grid3,.grid2{grid-template-columns:1fr} }

.field{display:flex;flex-direction:column;gap:7px}
.field span{font-size:13px;color:var(--muted);font-weight:700}

input,select{
  padding:12px 12px;
  border-radius:14px;
  border:1px solid #dbe7ff;
  background:#f9fbff;
  color:var(--text);
  outline:none;
  transition:.15s ease;
}
input:focus,select:focus{
  border-color:rgba(29,78,216,.45);
  box-shadow:0 0 0 4px rgba(29,78,216,.12);
  background:white;
}

.actions{display:flex;justify-content:flex-end;gap:10px;margin-top:14px;flex-wrap:wrap}

.btn{
  border:1px solid transparent;
  padding:12px 14px;
  border-radius:14px;
  cursor:pointer;
  font-weight:800;
  text-decoration:none;
  display:inline-flex;align-items:center;justify-content:center;
  transition:.15s ease;
}

.btn--primary{
  color:white;
  background:linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow:0 14px 30px rgba(29,78,216,.18);
}
.btn--primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn--ghost{
  color:var(--text);
  background:#ffffff;
  border:1px solid var(--line);
}
.btn--ghost:hover{background:#f4f8ff}

.note{
  margin-top:12px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.7));
  color:var(--muted);
  font-size:13px;
}

.result__top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
}
.result__price{
  font-size:34px;
  font-weight:1000;
  color:var(--primary);
}
.result__actions{display:flex;gap:10px;justify-content:flex-end;margin-top:14px;flex-wrap:wrap}

.footer{
  padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
  color:var(--muted);
}