/* ═══════════════════════════════════════════════════════════
   MEDICALSYS — Hoja de estilos
   Índice:
   00 · Variables y reset
   01 · Utilidades y tipografía
   02 · Botones
   03 · Navbar
   04 · Hero y estadísticas
   05 · Mockup de teléfono
   06 · Módulos
   07 · Sección app móvil
   08 · Beneficios
   09 · Roles
   10 · Precios
   11 · FAQ
   12 · Contacto y formulario
   13 · Pie de página
   14 · Animaciones y accesibilidad
   ═══════════════════════════════════════════════════════════ */

/* ── 00 · Variables y reset ──────────────────────────────── */
:root{
  --azul-marino:#1e3a8a;
  --azul-claro:#3b82f6;
  --azul-cielo:#60a5fa;
  --blanco:#ffffff;
  --gris-fondo:#f1f5f9;
  --gris-texto:#64748b;
  --purpura:#7c3aed;
  --verde:#10b981;
  --rojo:#ef4444;
  --ambar:#f59e0b;

  --tinta:#0f172a;
  --borde:#e2e8f0;
  --sombra:0 10px 30px rgba(30,58,138,.08);
  --sombra-alta:0 20px 45px rgba(30,58,138,.16);
  --radio:20px;
  --radio-sm:14px;
  --degradado:linear-gradient(135deg,var(--azul-marino) 0%,var(--azul-claro) 55%,var(--purpura) 100%);
  --pad-lateral:clamp(1.15rem,4vw,2.5rem);
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',-apple-system,'Segoe UI',sans-serif;
  font-size:17px;line-height:1.65;color:var(--tinta);
  background:var(--blanco);-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit}
button,input,textarea{font:inherit;color:inherit}

/* ── 01 · Utilidades y tipografía ────────────────────────── */
.contenedor{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad-lateral)}
.contenedor-angosto{max-width:840px}
.seccion{padding-block:clamp(4rem,8vw,7rem)}
.seccion-gris{background:var(--gris-fondo)}
.seccion-azul{background:var(--degradado);color:var(--blanco)}

h1,h2,h3,h4{font-family:'Poppins','Inter',sans-serif;letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(2.4rem,5.8vw,4rem);font-weight:800}
h2{font-size:clamp(1.9rem,4vw,2.75rem);font-weight:800}
h3{font-size:clamp(1.25rem,2.2vw,1.5rem);font-weight:700}
h4{font-size:1rem;font-weight:700}

.encabezado{max-width:720px;margin-bottom:clamp(2.5rem,5vw,3.5rem)}
.etiqueta{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--azul-claro);margin-bottom:.85rem;
}
.etiqueta.clara{color:rgba(255,255,255,.85)}
.descripcion{color:var(--gris-texto);font-size:clamp(1rem,1.8vw,1.12rem);margin-top:.9rem;max-width:60ch}
.descripcion.clara{color:rgba(255,255,255,.88)}
.blanco{color:var(--blanco)}
.degradado{
  background:linear-gradient(120deg,var(--azul-claro),var(--purpura));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.pill{
  display:inline-block;background:rgba(59,130,246,.1);color:var(--azul-marino);
  padding:.4rem 1rem;border-radius:999px;font-size:.86rem;font-weight:600;margin-bottom:1.4rem;
}
.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--azul-marino);color:#fff;
  padding:.75rem 1.25rem;z-index:200;border-radius:0 0 var(--radio-sm) 0;
}
.skip-link:focus{left:0}

/* ── 02 · Botones ────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.9rem 1.75rem;border-radius:999px;border:2px solid transparent;
  font-weight:700;font-size:1rem;text-decoration:none;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
}
.btn-sm{padding:.55rem 1.2rem;font-size:.92rem}
.btn-bloque{width:100%}
.btn-primario{background:var(--azul-claro);color:var(--blanco);box-shadow:0 8px 22px rgba(59,130,246,.35)}
.btn-primario:hover{background:var(--azul-marino);transform:translateY(-2px);box-shadow:0 12px 28px rgba(30,58,138,.32)}
.btn-outline{border-color:rgba(255,255,255,.55);color:var(--tinta);border-color:var(--borde);background:var(--blanco)}
.btn-outline:hover{border-color:var(--azul-claro);color:var(--azul-marino);transform:translateY(-2px)}
.btn-outline-azul{border-color:var(--azul-claro);color:var(--azul-marino);background:transparent}
.btn-outline-azul:hover{background:var(--azul-claro);color:var(--blanco);transform:translateY(-2px)}
.btn-whatsapp{background:var(--verde);color:var(--blanco);margin-top:1.8rem;box-shadow:0 8px 22px rgba(16,185,129,.35)}
.btn-whatsapp:hover{background:#0d9668;transform:translateY(-2px)}

/* ── 03 · Navbar ─────────────────────────────────────────── */
.navbar{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.82);
  border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease,background-color .25s ease;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.navbar.desplazado{box-shadow:var(--sombra);border-bottom-color:var(--borde);background:rgba(255,255,255,.94)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.85rem}
.logo{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.logo-marca{
  width:36px;height:36px;border-radius:11px;background:var(--degradado);
  display:grid;place-items:center;flex-shrink:0;
}
.logo-marca svg{width:20px;fill:var(--blanco)}
.logo-texto{font-family:'Poppins',sans-serif;font-weight:700;font-size:1.15rem;letter-spacing:-.02em}
.logo-texto b{color:var(--azul-claro);font-weight:800}
.nav-links{display:flex;align-items:center;gap:1.9rem}
.nav-links a{text-decoration:none;font-size:.97rem;font-weight:500;color:var(--gris-texto);transition:color .2s}
.nav-links a:hover{color:var(--azul-marino)}
.nav-links a.btn{color:var(--blanco)}
.nav-toggle{
  display:none;flex-direction:column;gap:5px;background:none;border:0;
  cursor:pointer;padding:.55rem;border-radius:10px;
}
.nav-toggle span{width:24px;height:2px;background:var(--tinta);border-radius:2px;transition:transform .25s,opacity .25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:880px){
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:var(--blanco);border-bottom:1px solid var(--borde);
    box-shadow:var(--sombra);padding:.5rem var(--pad-lateral) 1.25rem;
    display:none;
  }
  .nav-links.abierto{display:flex}
  .nav-links a{padding:.85rem 0;border-bottom:1px solid var(--borde)}
  .nav-links a.btn{margin-top:.9rem;border-bottom:0;justify-content:center}
}

/* ── 04 · Hero y estadísticas ────────────────────────────── */
.hero{
  position:relative;overflow:hidden;
  padding-block:clamp(3.5rem,8vw,6rem) clamp(4rem,9vw,7rem);
  background:
    radial-gradient(ellipse 60% 55% at 12% 0%,rgba(96,165,250,.18) 0%,transparent 62%),
    radial-gradient(ellipse 55% 50% at 92% 18%,rgba(124,58,237,.14) 0%,transparent 60%),
    var(--blanco);
}
.hero-grid{display:grid;gap:clamp(2.5rem,6vw,4rem);align-items:center}
@media(min-width:940px){.hero-grid{grid-template-columns:1.08fr .92fr}}
.subtitulo{color:var(--gris-texto);font-size:clamp(1.05rem,2.1vw,1.22rem);margin-top:1.3rem;max-width:52ch}
.hero-botones{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:2.2rem}

.estadisticas{
  list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;
  margin-top:3.2rem;padding-top:2rem;border-top:1px solid var(--borde);
}
@media(max-width:560px){.estadisticas{grid-template-columns:repeat(2,1fr);gap:1.5rem}}
.estadisticas b{
  display:block;font-family:'Poppins',sans-serif;font-weight:800;
  font-size:clamp(1.6rem,3.6vw,2.15rem);letter-spacing:-.03em;color:var(--azul-marino);
}
.estadisticas span{font-size:.85rem;color:var(--gris-texto)}
.hero-visual{display:flex;justify-content:center}

/* ── 05 · Mockup de teléfono ─────────────────────────────── */
.telefono{
  width:296px;max-width:82vw;aspect-ratio:9/18.6;
  background:#0f172a;border-radius:44px;padding:11px;position:relative;
  box-shadow:var(--sombra-alta),0 0 0 1px rgba(15,23,42,.08);
  flex-shrink:0;
}
.telefono-claro{box-shadow:0 26px 60px rgba(0,0,0,.28)}
.telefono-notch{
  position:absolute;top:11px;left:50%;transform:translateX(-50%);
  width:112px;height:22px;background:#0f172a;border-radius:0 0 16px 16px;z-index:3;
}
.telefono-pantalla{
  width:100%;height:100%;background:var(--gris-fondo);border-radius:34px;
  padding:2.4rem 1rem 1rem;overflow:hidden;position:relative;
}
.app-header{margin-bottom:1rem}
.app-saludo{font-family:'Poppins',sans-serif;font-weight:700;font-size:1.12rem;color:var(--tinta);line-height:1.3}
.app-sub{font-size:.76rem;color:var(--gris-texto)}
.app-contadores{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:1.1rem}
.app-contador{
  background:var(--blanco);border-radius:12px;padding:.6rem .35rem;text-align:center;
  box-shadow:0 2px 8px rgba(30,58,138,.07);
}
.app-contador b{display:block;font-family:'Poppins',sans-serif;font-size:1.15rem;color:var(--azul-claro)}
.app-contador span{font-size:.62rem;color:var(--gris-texto)}
.app-titulo{font-family:'Poppins',sans-serif;font-weight:700;font-size:.82rem;margin-bottom:.55rem;color:var(--tinta)}
.app-cita{
  display:flex;align-items:center;gap:.6rem;background:var(--blanco);
  border-radius:12px;padding:.6rem .7rem;margin-bottom:.5rem;
  box-shadow:0 2px 8px rgba(30,58,138,.06);
}
.app-icono{
  width:30px;height:30px;border-radius:9px;background:rgba(59,130,246,.13);
  display:grid;place-items:center;font-size:.85rem;flex-shrink:0;
}
.app-cita b{display:block;font-size:.76rem;color:var(--tinta);line-height:1.3}
.app-cita small{font-size:.66rem;color:var(--gris-texto)}
.app-fab{
  position:absolute;right:.95rem;bottom:1rem;width:46px;height:46px;border-radius:50%;
  background:var(--azul-claro);color:var(--blanco);border:0;font-size:1.5rem;line-height:1;
  box-shadow:0 6px 16px rgba(59,130,246,.45);display:grid;place-items:center;
}

/* ── 06 · Módulos ────────────────────────────────────────── */
.grid-modulos{display:grid;gap:1.4rem;grid-template-columns:1fr}
@media(min-width:640px){.grid-modulos{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1020px){.grid-modulos{grid-template-columns:repeat(3,1fr)}}

.tarjeta{
  background:var(--blanco);border:1px solid var(--borde);border-radius:var(--radio);
  padding:1.85rem 1.6rem;box-shadow:var(--sombra);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  display:flex;flex-direction:column;
}
.tarjeta:hover{transform:translateY(-6px);box-shadow:var(--sombra-alta);border-color:rgba(59,130,246,.35)}
.tarjeta .icono{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  font-size:1.5rem;background:rgba(59,130,246,.11);margin-bottom:1.1rem;
}
.tarjeta.destacada{border-color:rgba(124,58,237,.32);background:linear-gradient(180deg,rgba(124,58,237,.045),transparent 45%)}
.tarjeta.destacada .icono{background:rgba(124,58,237,.13)}
.tarjeta p{color:var(--gris-texto);font-size:.97rem;margin-top:.55rem}
.tarjeta ul{list-style:none;margin-top:1.15rem;display:grid;gap:.55rem}
.tarjeta li{
  position:relative;padding-left:1.55rem;font-size:.9rem;color:var(--gris-texto);line-height:1.5;
}
.tarjeta li::before{
  content:'';position:absolute;left:0;top:.52em;width:7px;height:7px;border-radius:50%;
  background:var(--azul-cielo);
}
.tarjeta.destacada li::before{background:var(--purpura)}

/* ── 07 · Sección app móvil ──────────────────────────────── */
.app-grid{display:grid;gap:clamp(2.5rem,6vw,4rem);align-items:center}
@media(min-width:940px){.app-grid{grid-template-columns:1fr .85fr}}
.app-visual{display:flex;justify-content:center}
.lista-check{list-style:none;display:grid;gap:.7rem;margin-top:1.9rem}
.lista-check li{position:relative;padding-left:2rem;font-size:1rem}
.lista-check li::before{
  content:'✓';position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;
  background:rgba(255,255,255,.2);color:var(--blanco);display:grid;place-items:center;
  font-size:.72rem;font-weight:700;
}
.badges{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:2rem}
.badge{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  padding:.45rem 1rem;border-radius:999px;font-size:.87rem;font-weight:600;
}

/* ── 08 · Beneficios ─────────────────────────────────────── */
.grid-beneficios{display:grid;gap:1.4rem;grid-template-columns:1fr}
@media(min-width:640px){.grid-beneficios{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1020px){.grid-beneficios{grid-template-columns:repeat(3,1fr)}}
.beneficio{
  background:var(--blanco);border-radius:var(--radio);padding:1.8rem 1.6rem;
  box-shadow:var(--sombra);border:1px solid var(--borde);
  transition:transform .28s ease,box-shadow .28s ease;
}
.beneficio:hover{transform:translateY(-6px);box-shadow:var(--sombra-alta)}
.beneficio .icono{
  width:50px;height:50px;border-radius:15px;display:grid;place-items:center;font-size:1.45rem;
  background:var(--degradado);margin-bottom:1rem;
}
.beneficio p{color:var(--gris-texto);font-size:.96rem;margin-top:.5rem}

/* ── 09 · Roles ──────────────────────────────────────────── */
.grid-roles{display:grid;gap:1.5rem;grid-template-columns:1fr}
@media(min-width:820px){.grid-roles{grid-template-columns:repeat(3,1fr)}}
.rol{
  border:1px solid var(--borde);border-radius:var(--radio);padding:2rem 1.7rem;
  box-shadow:var(--sombra);background:var(--blanco);
  transition:transform .28s ease,box-shadow .28s ease;
}
.rol:hover{transform:translateY(-6px);box-shadow:var(--sombra-alta)}
.rol .icono{font-size:2.1rem;display:block;margin-bottom:.9rem}
.rol-sub{color:var(--azul-claro);font-weight:600;font-size:.9rem;margin-top:.25rem}
.rol ul{list-style:none;margin-top:1.3rem;display:grid;gap:.6rem}
.rol li{position:relative;padding-left:1.55rem;font-size:.94rem;color:var(--gris-texto)}
.rol li::before{content:'✓';position:absolute;left:0;color:var(--verde);font-weight:700}

/* ── 10 · Precios ────────────────────────────────────────── */
.grid-precios{display:grid;gap:1.6rem;grid-template-columns:1fr;align-items:start}
@media(min-width:900px){.grid-precios{grid-template-columns:repeat(3,1fr)}}
.plan{
  position:relative;background:var(--blanco);border:1px solid var(--borde);
  border-radius:var(--radio);padding:2.1rem 1.8rem;box-shadow:var(--sombra);
  display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease;
}
.plan:hover{transform:translateY(-6px);box-shadow:var(--sombra-alta)}
.plan-destacado{
  border:2px solid var(--azul-claro);
  box-shadow:0 18px 44px rgba(59,130,246,.22);
}
@media(min-width:900px){.plan-destacado{transform:scale(1.035)}.plan-destacado:hover{transform:scale(1.035) translateY(-6px)}}
.cinta{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--degradado);color:var(--blanco);font-size:.76rem;font-weight:700;
  padding:.35rem 1.1rem;border-radius:999px;letter-spacing:.04em;white-space:nowrap;
}
.plan-para{color:var(--gris-texto);font-size:.92rem;margin-top:.3rem}
.plan-precio{
  font-family:'Poppins',sans-serif;font-weight:800;font-size:3rem;letter-spacing:-.04em;
  color:var(--azul-marino);margin:1.2rem 0 1.4rem;line-height:1;
}
.plan-precio span{font-size:1.5rem;vertical-align:super;margin-right:.1rem}
.plan-precio small{font-size:1rem;font-weight:500;color:var(--gris-texto);letter-spacing:0}
.plan ul{list-style:none;display:grid;gap:.65rem;margin-bottom:1.9rem;flex:1}
.plan li{position:relative;padding-left:1.6rem;font-size:.94rem;color:var(--gris-texto)}
.plan li::before{content:'✓';position:absolute;left:0;color:var(--verde);font-weight:700}
.plan li b{color:var(--tinta)}
.plan li.limite{color:var(--azul-marino);font-weight:600}
.plan li.limite::before{content:'★';color:var(--ambar)}

/* ── 11 · FAQ ────────────────────────────────────────────── */
.faq{display:grid;gap:.85rem}
.faq-item{
  background:var(--blanco);border:1px solid var(--borde);border-radius:var(--radio-sm);
  box-shadow:var(--sombra);overflow:hidden;transition:border-color .25s ease;
}
.faq-item.abierto{border-color:var(--azul-claro)}
.faq-pregunta{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  background:none;border:0;padding:1.25rem 1.5rem;cursor:pointer;text-align:left;
  font-family:'Poppins',sans-serif;font-weight:600;font-size:1.03rem;
}
.faq-pregunta i{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;background:rgba(59,130,246,.12);
  position:relative;transition:background-color .25s ease,transform .3s ease;
}
.faq-pregunta i::before,.faq-pregunta i::after{
  content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  background:var(--azul-marino);border-radius:2px;transition:opacity .25s ease;
}
.faq-pregunta i::before{width:11px;height:2px}
.faq-pregunta i::after{width:2px;height:11px}
.faq-item.abierto .faq-pregunta i{background:var(--azul-claro);transform:rotate(180deg)}
.faq-item.abierto .faq-pregunta i::before{background:var(--blanco)}
.faq-item.abierto .faq-pregunta i::after{opacity:0}
.faq-respuesta{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-respuesta p{padding:0 1.5rem 1.4rem;color:var(--gris-texto);font-size:.98rem}

/* ── 12 · Contacto y formulario ──────────────────────────── */
.contacto-grid{display:grid;gap:clamp(2.5rem,6vw,3.5rem);align-items:start}
@media(min-width:940px){.contacto-grid{grid-template-columns:1fr 1fr}}
.formulario{
  background:var(--blanco);border-radius:var(--radio);padding:clamp(1.7rem,3.5vw,2.4rem);
  box-shadow:var(--sombra-alta);display:grid;gap:1.1rem;
}
.campo{display:grid;gap:.4rem}
.campo label{font-size:.89rem;font-weight:600;color:var(--tinta)}
.campo input,.campo textarea{
  width:100%;padding:.85rem 1rem;border:1px solid var(--borde);border-radius:12px;
  background:var(--gris-fondo);font-size:.98rem;transition:border-color .2s,background-color .2s;
  resize:vertical;
}
.campo input:focus,.campo textarea:focus{
  outline:none;border-color:var(--azul-claro);background:var(--blanco);
  box-shadow:0 0 0 3px rgba(59,130,246,.15);
}
.campo input::placeholder,.campo textarea::placeholder{color:#94a3b8}
.campo.error input,.campo.error textarea{border-color:var(--rojo);background:rgba(239,68,68,.04)}
.aviso-form{font-size:.9rem;font-weight:600;min-height:1.3em;margin-top:.2rem}
.aviso-form.ok{color:var(--verde)}
.aviso-form.mal{color:var(--rojo)}

/* ── 13 · Pie de página ──────────────────────────────────── */
.pie{background:var(--tinta);color:#94a3b8;padding-block:3.2rem 1.6rem}
.pie .logo-texto{color:var(--blanco)}
.pie-grid{display:grid;gap:2.2rem;grid-template-columns:1fr}
@media(min-width:760px){.pie-grid{grid-template-columns:1.6fr 1fr 1fr}}
.pie-nota{margin-top:.9rem;font-size:.92rem;max-width:38ch}
.pie h4{color:var(--blanco);margin-bottom:.9rem}
.pie nav a{display:block;text-decoration:none;font-size:.93rem;padding-block:.35rem;transition:color .2s}
.pie nav a:hover{color:var(--blanco)}
.pie-legal{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:.75rem;
  margin-top:2.6rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1);
  font-size:.85rem;
}

/* ── 14 · Animaciones y accesibilidad ────────────────────── */
.revelar{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.revelar.visible{opacity:1;transform:none}

:focus-visible{outline:3px solid var(--azul-claro);outline-offset:3px;border-radius:4px}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .revelar{opacity:1;transform:none;transition:none}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}