:root {
  --navy: #1b3a6b;
  --navy-deep: #122848;
  --blue: #2e75b6;
  --paper: #f4f6f8;
  --ink: #1a2332;
  --muted: #5c6778;
  --line: #d9e0e8;
  --card: #fff;
  --wa: #128c7e;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
}
a { color: var(--blue); }
img { max-width: 100%; }

.wrap { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
  color: var(--navy);
  font-family: Fraunces, Georgia, serif;
  font-weight: 680;
  font-size: 22px;
}
.brand span { color: var(--blue); font-size: 13px; font-family: "Source Sans 3", sans-serif; font-weight: 600; letter-spacing: .04em; }
nav { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; }
nav a { text-decoration: none; color: var(--navy); font-weight: 600; font-size: 15px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 8px;
  border: 0;
  font: inherit;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
}
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-deep); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-ghost { background: transparent; color: var(--navy); border: 1px solid var(--line); }

.hero {
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 55%, #245a94 100%);
  color: #f4f7fb;
  padding: 72px 0 80px;
}
.hero h1 {
  font-family: Fraunces, Georgia, serif;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
  margin: 0 0 16px;
  max-width: 16ch;
}
.hero p { max-width: 38em; margin: 0 0 24px; color: #d5e2f0; font-size: 19px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

section { padding: 64px 0; }
section h2 {
  font-family: Fraunces, Georgia, serif;
  font-size: 30px;
  color: var(--navy);
  margin: 0 0 12px;
}
.lead { color: var(--muted); max-width: 42em; margin: 0 0 28px; }

.grid-3, .grid-2 { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 800px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  nav .nav-hide { display: none; }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px 22px 20px;
}
.card h3 { margin: 0 0 8px; color: var(--navy); font-size: 18px; }
.card p { margin: 0; color: var(--muted); }
.step { font-size: 13px; font-weight: 700; color: var(--blue); letter-spacing: .06em; text-transform: uppercase; }

#contacto { background: #fff; border-top: 1px solid var(--line); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 28px; }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }
label { display: block; font-weight: 600; font-size: 14px; margin: 0 0 6px; }
input, textarea, select {
  width: 100%;
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 14px;
  background: #fff;
}
textarea { min-height: 120px; resize: vertical; }
.dl { margin: 0; }
.dl div { margin-bottom: 12px; }
.dl dt { font-size: 13px; color: var(--muted); }
.dl dd { margin: 2px 0 0; font-weight: 600; color: var(--navy); }
.dl a { color: var(--navy); }

.legal-page { padding: 40px 0 80px; }
.legal-page article { max-width: 42em; }
.legal-page h1 { font-family: Fraunces, Georgia, serif; color: var(--navy); font-size: 32px; }
.legal-page h2 { font-size: 20px; margin-top: 28px; }
.legal-page .dl { margin: 8px 0 0; }
.legal-page .faq h3 { font-size: 17px; color: var(--navy); margin: 18px 0 4px; }
.legal-page .faq p { margin: 0 0 8px; }

footer.site-foot {
  background: var(--navy-deep);
  color: #c5d2e0;
  padding: 28px 0;
  font-size: 14px;
}
footer.site-foot a { color: #e8eef5; }
footer.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }

.wa-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--wa);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(18, 140, 126, .35);
  text-decoration: none;
}
.wa-float:hover { filter: brightness(1.08); }
.wa-float svg { width: 28px; height: 28px; fill: currentColor; }
.wa-float[hidden], .btn[hidden] { display: none; }

.note { font-size: 13px; color: var(--muted); margin-top: 8px; }