:root {
  --crema: #f7f5f0; --tinta: #2b2a25; --salvia: #5d6b53; --bosque: #3c4536;
  --borde: #e3e0d6; --suave: #746f63; --rosa: #f3ece6;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, sans-serif; color: var(--tinta); background: #fff; line-height: 1.6; }
h1, h2, h3 { font-family: 'Fraunces', serif; font-weight: 500; line-height: 1.15; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.contenedor { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

body { opacity: 0; animation: aparecer 0.5s ease forwards; }
@keyframes aparecer { to { opacity: 1; } }

nav { position: sticky; top: 0; z-index: 100; background: var(--crema); border-bottom: 1px solid var(--borde); transition: box-shadow 0.3s ease; }
nav.scrolled { box-shadow: 0 2px 14px rgba(0,0,0,0.05); }
nav .contenedor { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo img { height: 36px; width: auto; }
.nav-logo span { font-family: 'Fraunces', serif; font-size: 1.15rem; color: var(--salvia); letter-spacing: 0.03em; }
.nav-links { display: none; gap: 30px; font-size: 0.9rem; align-items: center; }
.nav-links a { position: relative; padding: 4px 0; transition: color 0.2s; }
.nav-links a:hover { color: var(--salvia); }
.nav-links a.activo { color: var(--salvia); font-weight: 600; }
.nav-links a.activo::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 2px; background: var(--salvia); border-radius: 2px; }
.nav-toggle { display: flex; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 22px; height: 1.5px; background: var(--bosque); transition: all 0.3s; }
.nav-toggle.abierto span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.abierto span:nth-child(2) { opacity: 0; }
.nav-toggle.abierto span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.btn { background: var(--salvia); color: #fff; padding: 12px 26px; border-radius: 100px; font-size: 0.88rem; font-weight: 600; display: inline-block; transition: background 0.2s, transform 0.2s; }
.btn:hover { background: var(--bosque); transform: translateY(-1px); }
.btn-linea { border: 1.5px solid var(--tinta); color: var(--tinta); padding: 11px 25px; border-radius: 100px; font-size: 0.88rem; font-weight: 600; transition: background 0.2s; }
.btn-linea:hover { background: rgba(0,0,0,0.04); }
@media (min-width: 800px) { .nav-links { display: flex; } .nav-toggle { display: none; } }
@media (max-width: 799px) {
  .nav-links { position: fixed; top: 65px; left: 0; right: 0; bottom: 0; background: var(--crema); flex-direction: column; align-items: flex-start; padding: 28px 24px; transform: translateX(100%); transition: transform 0.35s ease; z-index: 90; }
  .nav-links.abierto { display: flex; transform: translateX(0); }
  .nav-links a { font-size: 1.15rem; padding: 14px 0; border-bottom: 1px solid var(--borde); width: 100%; }
  .nav-links a.activo::after { display: none; }
}

/* Barra flotante de WhatsApp, solo mobile — siempre a un toque de distancia */
.whatsapp-flotante { display: none; }
@media (max-width: 799px) {
  .whatsapp-flotante {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    position: fixed; bottom: 18px; left: 20px; right: 20px; z-index: 95;
    background: var(--salvia); color: #fff; padding: 15px; border-radius: 100px;
    font-weight: 600; font-size: 0.95rem; box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  }
}

section { padding: 84px 0; }
.encabezado-seccion { text-align: center; margin-bottom: 48px; }
.encabezado-seccion h2 { font-size: 1.9rem; margin-bottom: 10px; }
.encabezado-seccion p { color: var(--suave); max-width: 480px; margin: 0 auto; }

.tarjeta { background: var(--rosa); border-radius: 24px; padding: 32px; transition: transform 0.25s ease; }
.tarjeta:hover { transform: translateY(-4px); }

footer { background: var(--bosque); color: rgba(255,255,255,0.7); padding: 44px 0 100px; font-size: 0.85rem; border-top: 1px solid rgba(255,255,255,0.1); }
@media (min-width: 800px) { footer { padding-bottom: 26px; } }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo img { height: 30px; filter: brightness(0) invert(1); opacity: 0.85; }
.footer-logo span { font-family: 'Fraunces', serif; color: #fff; font-size: 1.05rem; }
footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 18px; text-align: center; opacity: 0.55; }