@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --bupa-azul: #003F87;
  --bupa-azul-medio: #0064C8;
  --bupa-azul-claro: #E8EFF8;
  --fonasa-verde: #00A859;
  --fonasa-verde-claro: #E1F4EB;
  --rojo-mito: #C0392B;
  --gris-fondo: #F8F9FA;
  --gris-texto: #2C3E50;
  --gris-suave: #7F8C8D;
  --gris-borde: #E8EAEC;
  --blanco: #FFFFFF;
  --radio: 14px;
  --max-ancho: 1180px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,63,135,0.08);
  --shadow-lg: 0 20px 60px rgba(0,63,135,0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--gris-texto);
  background: var(--blanco);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; height: auto; }

a { color: var(--bupa-azul-medio); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-ancho);
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gris-borde);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 20px;
  color: var(--bupa-azul);
  letter-spacing: -0.5px;
}
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.brand span { color: var(--fonasa-verde); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--fonasa-verde);
  color: var(--blanco);
  padding: 11px 20px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 15px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.nav-cta:hover { background: #008f4c; text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-md); }

/* HERO */
.hero {
  padding: 80px 0 90px;
  background:
    radial-gradient(circle at 10% 0%, rgba(0,100,200,0.08) 0px, transparent 600px),
    radial-gradient(circle at 90% 100%, rgba(0,168,89,0.07) 0px, transparent 600px),
    var(--blanco);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero h1 {
  font-size: 56px;
  line-height: 1.05;
  letter-spacing: -1.5px;
  font-weight: 900;
  color: var(--bupa-azul);
  margin-bottom: 22px;
}
.hero h1 .destacado { color: var(--fonasa-verde); }
.hero .subtitulo {
  font-size: 21px;
  font-weight: 500;
  color: #4A5666;
  margin-bottom: 32px;
  max-width: 540px;
}
.hero-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-tag {
  background: var(--bupa-azul-claro);
  color: var(--bupa-azul);
  padding: 7px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 17px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--fonasa-verde);
  color: var(--blanco);
  box-shadow: 0 8px 20px rgba(0,168,89,0.25);
}
.btn-primary:hover { background: #008f4c; text-decoration: none; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,168,89,0.35); }
.btn-secondary {
  background: var(--blanco);
  color: var(--bupa-azul);
  border: 2px solid var(--bupa-azul);
}
.btn-secondary:hover { background: var(--bupa-azul); color: var(--blanco); text-decoration: none; }

.hero-card {
  background: linear-gradient(160deg, var(--bupa-azul) 0%, var(--bupa-azul-medio) 100%);
  color: var(--blanco);
  padding: 44px 36px;
  border-radius: 28px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.hero-card .pad-label {
  display: inline-block;
  background: var(--fonasa-verde);
  color: var(--blanco);
  padding: 6px 14px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero-card .cifra {
  font-size: 92px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -3px;
  background: linear-gradient(180deg, #FFFFFF 0%, #B9D4F0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 6px 0 10px;
}
.hero-card .cifra-sub {
  font-size: 17px;
  font-weight: 600;
  opacity: 0.95;
  margin-bottom: 24px;
}
.hero-card .desglose {
  background: rgba(255,255,255,0.10);
  border-radius: 14px;
  padding: 18px;
  font-size: 14px;
  line-height: 1.7;
  text-align: left;
}
.hero-card .desglose strong { font-weight: 700; }

/* SECCIONES GENERICAS */
section.bloque { padding: 90px 0; }
section.bloque.alterno { background: var(--gris-fondo); }
.eyebrow {
  display: inline-block;
  background: var(--bupa-azul-claro);
  color: var(--bupa-azul);
  padding: 6px 14px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.eyebrow.verde { background: var(--fonasa-verde-claro); color: var(--fonasa-verde); }
.titulo-seccion {
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -1px;
  font-weight: 800;
  color: var(--bupa-azul);
  max-width: 800px;
  margin-bottom: 18px;
}
.subtitulo-seccion {
  font-size: 19px;
  color: #4A5666;
  max-width: 720px;
  margin-bottom: 48px;
}

/* CARDS */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 18px;
  padding: 30px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.card .icono {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--bupa-azul-claro);
  color: var(--bupa-azul);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 900;
  margin-bottom: 16px;
}
.card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--bupa-azul);
  margin-bottom: 8px;
}
.card p { color: #4A5666; font-size: 16px; }

/* PASOS */
.pasos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: paso;
}
.paso {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 16px;
  padding: 30px 24px 24px;
  position: relative;
}
.paso::before {
  counter-increment: paso;
  content: counter(paso);
  position: absolute;
  top: -18px;
  left: 22px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--fonasa-verde);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 17px;
  box-shadow: 0 4px 10px rgba(0,168,89,0.3);
}
.paso h4 {
  font-size: 17px;
  color: var(--bupa-azul);
  font-weight: 700;
  margin: 8px 0 8px;
}
.paso p { color: #4A5666; font-size: 15px; }

/* PRECIOS */
.precios-tabla {
  background: var(--blanco);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gris-borde);
  margin-bottom: 18px;
}
.precios-tabla .fila {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  padding: 22px 28px;
  align-items: center;
  border-bottom: 1px solid var(--gris-borde);
}
.precios-tabla .fila:last-child { border-bottom: none; }
.precios-tabla .fila.head {
  background: var(--bupa-azul);
  color: var(--blanco);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 700;
}
.precios-tabla .fila.destacada { background: var(--fonasa-verde-claro); }
.precios-tabla .concepto { font-weight: 600; color: var(--bupa-azul); }
.precios-tabla .fila.destacada .concepto { color: #006B36; }
.precios-tabla .valor { font-weight: 800; font-size: 19px; color: var(--gris-texto); }
.precios-tabla .fila.destacada .valor { color: var(--fonasa-verde); font-size: 22px; }
.precios-nota { font-size: 14px; color: var(--gris-suave); text-align: center; }
.precios-nota a { color: var(--bupa-azul-medio); }

/* MITOS */
.mitos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.mito-card {
  background: var(--blanco);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gris-borde);
}
.mito-card .bloque-mito,
.mito-card .bloque-realidad {
  padding: 22px 24px;
}
.mito-card .bloque-mito {
  background: #FCEBEA;
  border-left: 5px solid var(--rojo-mito);
}
.mito-card .bloque-realidad {
  background: #FFFFFF;
  border-left: 5px solid var(--fonasa-verde);
}
.mito-card .etq {
  font-weight: 800;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.mito-card .bloque-mito .etq { color: var(--rojo-mito); }
.mito-card .bloque-realidad .etq { color: var(--fonasa-verde); }
.mito-card .texto { font-size: 15px; line-height: 1.5; color: var(--gris-texto); }
.mito-card .bloque-realidad .texto { font-weight: 500; color: #4A5666; }

/* FAQ */
.faq-list { max-width: 880px; margin: 0 auto; }
details.faq-item {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 14px;
  margin-bottom: 12px;
  padding: 18px 22px;
  transition: box-shadow .15s ease;
}
details.faq-item[open] { box-shadow: var(--shadow-md); border-color: var(--bupa-azul-claro); }
details.faq-item summary {
  font-weight: 700;
  font-size: 17px;
  color: var(--bupa-azul);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary::after {
  content: '+';
  font-size: 22px;
  font-weight: 700;
  color: var(--fonasa-verde);
  transition: transform .2s ease;
  flex: 0 0 auto;
}
details.faq-item[open] summary::after { content: '−'; }
details.faq-item .respuesta {
  margin-top: 14px;
  font-size: 16px;
  color: #4A5666;
  line-height: 1.6;
}

/* DR */
.dr-section { display: grid; grid-template-columns: 1fr 1.4fr; gap: 50px; align-items: center; }
.dr-card {
  background: linear-gradient(160deg, var(--bupa-azul) 0%, var(--bupa-azul-medio) 100%);
  color: var(--blanco);
  border-radius: 22px;
  padding: 40px 36px;
  text-align: center;
}
.dr-card .avatar {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: rgba(255,255,255,0.18);
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  font-weight: 900;
}
.dr-card h3 { font-size: 24px; font-weight: 800; margin-bottom: 4px; }
.dr-card .rol { opacity: 0.9; font-size: 16px; font-weight: 500; }
.dr-card .credenciales {
  margin-top: 18px;
  background: rgba(255,255,255,0.10);
  border-radius: 10px;
  padding: 14px;
  font-size: 14px;
  line-height: 1.6;
}
.dr-text h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--bupa-azul);
  margin-bottom: 18px;
  line-height: 1.2;
}
.dr-text p { font-size: 17px; color: #4A5666; margin-bottom: 14px; }
.dr-direccion {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  background: var(--bupa-azul-claro);
  padding: 16px 18px;
  border-radius: 12px;
  color: var(--bupa-azul);
  font-weight: 600;
  font-size: 15px;
}

/* CONTACTO */
.contacto-bloque {
  background: linear-gradient(160deg, var(--bupa-azul) 0%, var(--bupa-azul-medio) 100%);
  color: var(--blanco);
  border-radius: 28px;
  padding: 70px 50px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.contacto-bloque h2 {
  font-size: 42px;
  font-weight: 900;
  margin-bottom: 14px;
  line-height: 1.1;
  letter-spacing: -1px;
}
.contacto-bloque p { font-size: 20px; opacity: 0.95; margin-bottom: 32px; max-width: 640px; margin-left: auto; margin-right: auto; }
.contacto-bloque .btn-primary { font-size: 19px; padding: 18px 36px; }
.contacto-bloque .palabra {
  margin-top: 22px;
  font-size: 14px;
  opacity: 0.8;
}
.contacto-bloque .palabra code {
  background: rgba(255,255,255,0.15);
  padding: 4px 10px;
  border-radius: 6px;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
}

/* FOOTER */
.site-footer {
  background: #0A1929;
  color: #B9C5D2;
  padding: 60px 0 30px;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-grid h4 {
  color: var(--blanco);
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 700;
}
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 10px; font-size: 15px; }
.footer-grid a { color: #B9C5D2; }
.footer-grid a:hover { color: var(--blanco); }
.footer-brand p { margin-top: 14px; font-size: 14px; max-width: 380px; line-height: 1.5; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  opacity: 0.7;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: #B9C5D2; }

/* RESPONSIVE */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 40px; }
  .hero-card .cifra { font-size: 68px; }
  .grid-3 { grid-template-columns: 1fr; }
  .pasos { grid-template-columns: repeat(2, 1fr); }
  .mitos { grid-template-columns: 1fr; }
  .dr-section { grid-template-columns: 1fr; }
  .precios-tabla .fila { grid-template-columns: 1fr; padding: 16px 20px; gap: 8px; }
  .precios-tabla .fila.head { display: none; }
  .titulo-seccion { font-size: 30px; }
  .contacto-bloque { padding: 50px 28px; }
  .contacto-bloque h2 { font-size: 30px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  section.bloque { padding: 60px 0; }
  .hero { padding: 50px 0 60px; }
}
@media (max-width: 560px) {
  .nav-cta span.txt { display: none; }
  .nav-cta { padding: 11px 14px; }
  .hero h1 { font-size: 32px; }
  .hero-card { padding: 30px 22px; }
  .hero-card .cifra { font-size: 54px; }
  .pasos { grid-template-columns: 1fr; }
  .container { padding: 0 18px; }
}