:root{
  /* Paleta extraída del logo de DarteSalud */
  --sky:#5FBBF5;      /* highlight superior izquierdo del logo */
  --blue:#1C7BDE;      /* azul medio, cuerpo del corazón */
  --blue-deep:#0B3F8F;  /* lado derecho de la "D", más saturado */
  --navy:#061F45;      /* sombra más oscura del logo */
  --bg:#F4F8FC;         /* blanco con tinte azul, no el beige genérico */
  --ink:#0B2E63;        /* texto principal */
  --muted:#5C7A9C;      /* texto secundario */
  --line:#D7E4F2;
  --paper:#FFFFFF;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Public Sans', -apple-system, sans-serif;
  min-height:100dvh;
  display:flex;
  flex-direction:column;
}
a{color:inherit;text-decoration:none;}
a:focus-visible, button:focus-visible{
  outline:2px solid var(--ink);
  outline-offset:3px;
  border-radius:2px;
}

header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:1.4rem 2rem;
}
.brand{
  display:flex;
  align-items:center;
  gap:0.6rem;
}
.brand-mark{
  height:34px;
  width:auto;
  display:block;
}
.wordmark{
  font-family:'Piazzolla', serif;
  font-weight:600;
  font-size:1.15rem;
  letter-spacing:0.01em;
  color:var(--ink);
}
.wordmark span{color:var(--blue);}
.back-link{
  font-size:0.85rem;
  color:var(--muted);
  border-bottom:1px solid transparent;
  transition:border-color 0.15s ease, color 0.15s ease;
}
.back-link:hover, .back-link:focus-visible{
  color:var(--ink);
  border-bottom-color:var(--ink);
}

main{
  flex:1;
  display:flex;
  flex-direction:column;
}

.intro{
  padding:1.25rem 2rem 0.5rem;
  max-width:520px;
}
.intro h1{
  font-family:'Piazzolla', serif;
  font-weight:500;
  font-size:clamp(1.4rem, 2.4vw, 1.75rem);
  line-height:1.3;
  margin:0 0 0.35rem;
}
.intro p{
  font-size:0.95rem;
  color:var(--muted);
  margin:0;
  line-height:1.5;
}

.split{
  flex:1;
  display:flex;
  min-height:0;
  position:relative;
}
.panel{
  flex:1;
  position:relative;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:3rem clamp(1.75rem, 5vw, 4.5rem);
  color:var(--paper);
  overflow:hidden;
  transition:flex-grow 0.35s cubic-bezier(.2,.7,.3,1), background 0.25s ease;
}

/* Lado profesional: el tono oscuro del lado derecho del logo — autoridad clínica */
.panel--pro{
  background:linear-gradient(150deg, var(--blue-deep) 0%, var(--navy) 100%);
}
.panel--pro:hover, .panel--pro:focus-within{
  background:linear-gradient(150deg, #0A386F 0%, #041530 100%);
  flex-grow:1.08;
}

/* Lado usuarios: el highlight claro del logo — cercano, accesible */
.panel--user{
  background:linear-gradient(150deg, var(--sky) 0%, var(--blue) 100%);
}
.panel--user:hover, .panel--user:focus-within{
  background:linear-gradient(150deg, #4AA8E8 0%, #1668BE 100%);
  flex-grow:1.08;
}

.panel .glyph{
  width:52px;
  height:52px;
  margin-bottom:1.75rem;
  opacity:0.95;
}
.panel h2{
  font-family:'Piazzolla', serif;
  font-weight:500;
  font-size:clamp(1.6rem, 3.4vw, 2.35rem);
  line-height:1.15;
  margin:0 0 0.9rem;
  max-width:14ch;
}
.panel p{
  font-size:0.98rem;
  line-height:1.55;
  max-width:36ch;
  opacity:0.92;
  margin:0 0 2rem;
}
.panel-cta{
  display:inline-flex;
  align-items:center;
  gap:0.5rem;
  align-self:flex-start;
  padding:0.85rem 1.4rem;
  border:1.5px solid rgba(255,255,255,0.55);
  border-radius:999px;
  font-size:0.92rem;
  font-weight:500;
  transition:background 0.15s ease, border-color 0.15s ease;
}
.panel a.panel-fill{
  position:absolute;
  inset:0;
}
.panel:hover .panel-cta, .panel:focus-within .panel-cta{
  background:rgba(255,255,255,0.14);
  border-color:rgba(255,255,255,0.9);
}

.divider-label{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%);
  background:var(--bg);
  color:var(--muted);
  font-size:0.75rem;
  padding:0.4rem 0.7rem;
  border-radius:999px;
  border:1px solid var(--line);
  z-index:2;
  pointer-events:none;
}

@media (max-width: 760px){
  .split{ flex-direction:column; }
  .panel{ min-height:45vh; padding:2.5rem 1.75rem; }
  .divider-label{ display:none; }
}

@media (prefers-reduced-motion: reduce){
  .panel{ transition:none; }
  .back-link{ transition:none; }
}