:root {
  --azul: #4a63a8;
  --azul-osc: #272a74;
  --celeste: #eaf0fa;
  --acento: #4aa8d0;
  --texto: #1b2240;
  --gris: #5b6b7a;
  --borde: #d9e1f0;
  --ok: #1b7f4b;
  --error: #b3261e;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--texto);
  line-height: 1.6;
  background: #fff;
}
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section { padding: 64px 20px; }
.section.alt { background: var(--celeste); padding-left: 0; padding-right: 0; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 12px; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: 1.9rem; color: var(--azul-osc); }
.muted { color: var(--gris); }

.nav { position: sticky; top: 0; z-index: 10; background: #fff; border-bottom: 1px solid var(--borde); }
.nav-in { display: flex; align-items: center; justify-content: space-between; min-height: 60px; }
.logo { font-weight: 700; color: var(--azul-osc); text-decoration: none; }
.logo small { display: block; font-weight: 400; color: var(--gris); font-size: .75rem; margin-top: -4px; }
nav { display: flex; align-items: center; gap: 18px; }
nav a { color: var(--texto); text-decoration: none; font-size: .95rem; }
nav a:hover { color: var(--azul); }
.menu-btn { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; }

.btn {
  display: inline-block; background: var(--azul); color: #fff !important;
  padding: 12px 24px; border-radius: 8px; border: 0; font-size: 1rem;
  font-weight: 600; text-decoration: none; cursor: pointer;
}
.btn:hover { background: var(--azul-osc); }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn-sm { padding: 8px 16px; font-size: .9rem; }

.hero { background: linear-gradient(135deg, var(--azul-osc), var(--azul)); color: #fff; padding: 96px 0; }
.hero p { max-width: 560px; font-size: 1.15rem; opacity: .95; margin: 0 0 24px; }
.hero .btn { background: #fff; color: var(--azul-osc) !important; }
.hero .btn:hover { background: var(--celeste); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.checks { list-style: none; padding: 0; margin: 0; }
.checks li { padding-left: 28px; position: relative; margin-bottom: 10px; }
.checks li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin-top: 20px; }
.card { background: #fff; border-radius: 12px; padding: 22px; border: 1px solid var(--borde); }
.card h3 { font-size: 1.1rem; color: var(--azul); }
.card p { margin: 0; color: var(--gris); }

.form {
  background: #fff; border: 1px solid var(--borde); border-radius: 24px;
  padding: 28px; display: grid; gap: 18px; margin-top: 18px;
  box-shadow: 0 18px 50px rgba(39,42,116,.08);
}
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label, .lbl { display: grid; gap: 6px; font-weight: 600; font-size: .92rem; }
input, select, textarea {
  font: inherit; padding: 10px 12px; border: 1px solid var(--borde);
  border-radius: 8px; background: #fff; color: var(--texto);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--azul); border-color: transparent; }

.paso { display: flex; align-items: center; gap: 10px; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--azul-osc); margin: 4px 0 0; }
.paso span {
  width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center;
  background: var(--celeste); color: var(--azul-osc); font-weight: 700; letter-spacing: 0;
}
.slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 10px; margin-top: 4px; }
.slot {
  padding: 12px 8px; border: 1px solid var(--borde); border-radius: 14px;
  background: #fff; color: var(--azul-osc); cursor: pointer; font: inherit; font-weight: 600;
}
.slot:hover { border-color: var(--azul); background: var(--celeste); }
.slot.sel { background: var(--azul-osc); color: #fff; border-color: var(--azul-osc); }
.aviso-demo {
  margin: 0; padding: 10px 12px; border-radius: 12px;
  background: #f4f7ff; color: var(--gris); font-size: .88rem; font-weight: 500;
}

#mensaje { margin: 0; font-weight: 600; min-height: 1.4em; }
#mensaje.ok { color: var(--ok); }
#mensaje.error { color: var(--error); }

.mapa { background: #fff; border: 2px dashed var(--borde); border-radius: 12px; min-height: 220px; display: grid; place-items: center; color: var(--gris); text-align: center; padding: 20px; }
footer { background: var(--azul-osc); color: #cfe0ef; padding: 22px 0; text-align: center; font-size: .9rem; }

@media (max-width: 720px) {
  .menu-btn { display: block; }
  nav { display: none; position: absolute; top: 60px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px; border-bottom: 1px solid var(--borde); }
  nav.open { display: flex; }
  .grid2, .row { grid-template-columns: 1fr; }
  .hero { padding: 64px 0; }
}

/* ===== Tipografía de marca ===== */
body { font-family: 'Poppins', system-ui, sans-serif; }
h1, h2, h3 { font-weight: 700; }
h1 em, h2 em { font-family: 'Playfair Display', serif; font-style: italic; font-weight: 500; }
h2 { font-size: 2rem; }

/* ===== Header ===== */
.logo { display: flex; align-items: center; gap: 10px; }
.logo img { width: 54px; height: 54px; object-fit: contain; }
.logo span b { display: block; font-size: 1.05rem; line-height: 1.1; }
.logo span small { margin-top: 0; }

/* ===== Hero ===== */
.hero {
  background:
    radial-gradient(circle at 85% 15%, color-mix(in srgb, var(--acento) 55%, transparent) 0, transparent 45%),
    linear-gradient(135deg, var(--azul-osc), var(--azul) 60%, color-mix(in srgb, var(--azul) 78%, white));
  padding: 56px 0 72px;
  overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: minmax(280px, .78fr) minmax(0, 1.22fr); gap: 48px; align-items: center; }
.hero h1 em { color: #bfe3f5; }
.pill {
  display: inline-block; background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.35); padding: 6px 16px;
  border-radius: 999px; font-size: .85rem; margin-bottom: 18px;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .btn-ghost { background: transparent; color: #fff !important; border: 2px solid rgba(255,255,255,.75); }
.hero .btn-ghost:hover { background: rgba(255,255,255,.14); }
.hero-img { min-width: 0; }
.hero-img img,
.hero-img video {
  display: block; width: 100%; max-width: none; margin: 0;
  border-radius: 32px; background: #fff;
  box-shadow: 0 30px 70px rgba(10,15,60,.4);
}
.hero-img video, .hero-img img { aspect-ratio: 16 / 10; object-fit: cover; min-height: 380px; }
.hero-img img[hidden], .hero-img video[hidden] { display: none !important; }

/* ===== Sobre nosotros ===== */
.about { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
.about-logo {
  background: #fff; border: 1px solid var(--borde); border-radius: 24px;
  padding: 24px; box-shadow: 0 10px 30px rgba(39,42,116,.08);
}
.about-logo img { display: block; width: 100%; max-width: 320px; margin: 0 auto; }

/* ===== Servicios ===== */
.card { transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(39,42,116,.12); }
.card .ico { font-size: 2rem; margin-bottom: 8px; }

/* ===== Consejos ===== */
.tips { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 20px; }
.tips img {
  width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 16px;
  box-shadow: 0 6px 18px rgba(39,42,116,.12); transition: transform .25s;
}
.tips img:hover { transform: scale(1.03); }

/* ===== Citas ===== */
.citas-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 32px; align-items: start; margin-top: 18px; }
.citas-img { position: sticky; top: 90px; }
.citas-img img { display: block; width: 100%; border-radius: 20px; box-shadow: 0 16px 40px rgba(39,42,116,.18); }
.citas-grid .form { margin-top: 0; }

/* ===== Contacto ===== */
.sedes { display: grid; gap: 22px; }
.sede {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start;
  background: #fff; border: 1px solid var(--borde); border-radius: 16px; padding: 22px;
}
.sede h3 { margin: 0 0 12px; color: var(--azul); }
.sede p { margin: 0 0 8px; }
.sede .btn { margin-top: 8px; }
.mapa iframe { width: 100%; height: 100%; min-height: 260px; border: 0; border-radius: 12px; }

/* ===== Footer y WhatsApp ===== */
footer { padding: 32px 0; text-align: left; }
.footer-in { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-logo { width: 84px; height: 84px; background: #fff; border-radius: 50%; padding: 6px; object-fit: contain; }
.wa[hidden], .sede .btn[hidden], section[hidden] { display: none !important; }
.wa {
  position: fixed; right: 18px; bottom: 18px; width: 58px; height: 58px;
  border-radius: 50%; background: #25d366; display: grid; place-items: center;
  text-decoration: none; z-index: 20;
  box-shadow: 0 8px 24px rgba(0,0,0,.28);
}
.wa svg { width: 34px; height: 34px; display: block; }

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .hero-grid, .about, .citas-grid, .sede { grid-template-columns: 1fr; }
  .hero-img { order: -1; }
  .hero-img img, .hero-img video { width: 100%; max-width: none; min-height: 240px; }
  .citas-img { display: none; }
  .tips { grid-template-columns: repeat(2, 1fr); }
}

/* Íconos de servicios */
.card .ico {
  width: 56px; height: 56px; border-radius: 16px;
  background: var(--celeste);
  display: grid; place-items: center;
  margin-bottom: 14px; font-size: 0;
  transition: background .2s;
}
.card .ico svg {
  width: 28px; height: 28px; fill: none; stroke: var(--azul);
  stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
  transition: stroke .2s;
}
.card:hover .ico { background: var(--azul); }
.card:hover .ico svg { stroke: #fff; }

.about { grid-template-columns: 1fr 1fr; }
.about-photo img {
  display: block; width: 100%; border-radius: 24px;
  box-shadow: 0 16px 40px rgba(39,42,116,.18);
}