/* ZYVO Salud — estética clínica / hospital.
   Layout: cabecera blanca fina, bloques en blanco sobre gris azulado muy claro, un solo azul clínico, letra del sistema (sin fuentes externas). */
:root{
  --s-bg:#F4F7FA;       /* gris azulado muy claro, como un pasillo de hospital */
  --s-card:#FFFFFF;
  --s-ink:#0F2233;      /* azul casi negro para texto */
  --s-muted:#566778;
  --s-line:#DCE3EA;
  --s-blue:#0B5C85;     /* azul clínico */
  --s-blue-d:#08476A;
  --s-blue-soft:#E6F0F6;
  --s-green:#1E7B4F;
  --s-font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--s-bg);color:var(--s-ink);font-family:var(--s-font);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--s-blue)}
:focus-visible{outline:3px solid var(--s-blue);outline-offset:3px;border-radius:4px}
h1,h2,h3{margin:0;text-wrap:balance;color:var(--s-ink);letter-spacing:-.02em;line-height:1.12}
h1{font-size:clamp(2.2rem,5.2vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.1rem;font-weight:700;letter-spacing:-.01em}
p{margin:0}
.s-wrap{max-width:1140px;margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.s-eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--s-blue)}
.s-lead{font-size:clamp(1.08rem,1.8vw,1.25rem);color:var(--s-muted);max-width:52ch}

/* Cabecera */
.s-nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:#fff;border-bottom:1px solid var(--s-line)}
.s-nav .s-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.s-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--s-ink);font-weight:800;letter-spacing:.14em}
.s-brand img{width:28px;height:26px;object-fit:contain}
.s-brand em{font-style:normal;font-weight:600;letter-spacing:.02em;color:var(--s-blue);padding-left:10px;border-left:1px solid var(--s-line)}
.s-links{display:flex;align-items:center;gap:24px;font-size:.92rem}
.s-links a{color:var(--s-muted);text-decoration:none}
.s-links a:hover,.s-links a[aria-current]{color:var(--s-blue)}
.s-links a.s-btn,.s-links a.s-btn:hover{color:#fff}
@media (max-width:760px){.s-links a:not(.s-btn){display:none}}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:11;background:#fff}

/* Botones */
.s-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 .98rem var(--s-font);padding:.85em 1.4em;border-radius:6px;background:var(--s-blue);color:#fff;text-decoration:none;border:1px solid var(--s-blue);cursor:pointer}
.s-btn:hover{background:var(--s-blue-d)}
.s-btn.ghost{background:#fff;color:var(--s-blue);border-color:var(--s-line)}
.s-btn.ghost:hover{border-color:var(--s-blue)}
.s-btn.small{padding:.55em 1em;font-size:.88rem}

/* Bloques */
.s-sec{padding-block:clamp(56px,8vw,96px)}
.s-sec.white{background:#fff;border-block:1px solid var(--s-line)}
.s-head{display:grid;gap:12px;margin-bottom:clamp(28px,4vw,44px);max-width:720px}
.s-head.center{margin-inline:auto;text-align:center;justify-items:center}

/* Portada de sector */
.s-hero{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,5vw,64px);align-items:center;padding-block:clamp(40px,6vw,80px)}
.s-hero-text{display:grid;gap:18px;min-width:0}
.s-ctas{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.s-trust{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:6px;font-size:.88rem;color:var(--s-muted)}
.s-trust span{display:inline-flex;align-items:center;gap:6px}
.s-trust span::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--s-blue-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.2l2.6 2.4L12 5.4' fill='none' stroke='%230B5C85' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat}
@media (max-width:900px){.s-hero{grid-template-columns:1fr}}

/* Chat de demostración */
.s-chat{background:#fff;border:1px solid var(--s-line);border-radius:12px;box-shadow:0 24px 60px -36px rgba(15,34,51,.35);overflow:hidden;display:flex;flex-direction:column;min-width:0}
.s-chat header{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--s-line)}
.s-av{width:38px;height:38px;border-radius:50%;background:var(--s-blue);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}
.s-chat header b{display:block;font-size:.95rem}
.s-chat header small{color:var(--s-green);font-size:.8rem}
.s-chat header .s-demo{margin-left:auto;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--s-muted);border:1px solid var(--s-line);border-radius:4px;padding:3px 8px}
.s-log{height:360px;overflow:auto;padding:14px;background:var(--s-bg);display:flex;flex-direction:column;gap:8px}
.s-msg{max-width:86%;padding:9px 12px;border-radius:8px;border:1px solid var(--s-line);background:#fff;white-space:pre-wrap;font-size:.93rem;line-height:1.45}
.s-msg.me{align-self:flex-end;background:var(--s-blue-soft);border-color:#CFE0EB}
.s-msg.wait{opacity:.6;font-style:italic}
.s-send{display:flex;gap:8px;padding:10px;border-top:1px solid var(--s-line)}
.s-send input{flex:1;min-width:0;border:1px solid var(--s-line);border-radius:6px;padding:11px 12px;font:inherit;font-size:.95rem}
.s-send input:focus{outline:2px solid var(--s-blue-soft);border-color:var(--s-blue)}
.s-sug{display:flex;flex-wrap:wrap;gap:6px;padding:0 10px 12px}
.s-sug button{border:1px solid var(--s-line);background:#fff;border-radius:999px;padding:6px 11px;font:inherit;font-size:.82rem;color:var(--s-ink);cursor:pointer}
.s-sug button:hover{border-color:var(--s-blue);color:var(--s-blue)}
.s-chat-note{font-size:.8rem;color:var(--s-muted);padding:0 14px 12px}

/* Problemas */
.s-probs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.s-prob{background:#fff;border:1px solid var(--s-line);border-radius:10px;padding:22px;display:grid;gap:8px;align-content:start}
.s-prob b{font-size:1.05rem}
.s-prob span{color:var(--s-muted);font-size:.95rem}
@media (max-width:860px){.s-probs{grid-template-columns:1fr}}

/* Funciones */
.s-feats{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--s-line);border-radius:10px;background:#fff;overflow:hidden}
.s-feat{padding:24px;border-right:1px solid var(--s-line);border-bottom:1px solid var(--s-line);display:grid;gap:8px;align-content:start}
.s-feat:nth-child(3n){border-right:0}
.s-feat:nth-last-child(-n+3){border-bottom:0}
.s-feat svg{width:28px;height:28px;color:var(--s-blue)}
.s-feat p{color:var(--s-muted);font-size:.95rem}
@media (max-width:860px){.s-feats{grid-template-columns:1fr}.s-feat{border-right:0}.s-feat:nth-last-child(-n+3){border-bottom:1px solid var(--s-line)}.s-feat:last-child{border-bottom:0}}

/* Pasos */
.s-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:paso}
.s-step{background:#fff;border:1px solid var(--s-line);border-radius:10px;padding:22px;display:grid;gap:8px;align-content:start;counter-increment:paso}
.s-step::before{content:"Paso " counter(paso);font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--s-blue)}
.s-step p{color:var(--s-muted);font-size:.95rem}
@media (max-width:860px){.s-steps{grid-template-columns:1fr}}

/* Garantías */
.s-checks{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 32px;list-style:none;margin:0;padding:0}
.s-checks li{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start}
.s-checks li::before{content:"";width:24px;height:24px;border-radius:50%;background:var(--s-blue-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.2l2.6 2.4L12 5.4' fill='none' stroke='%230B5C85' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/18px no-repeat;margin-top:2px}
.s-checks b{display:block}
.s-checks span{color:var(--s-muted);font-size:.95rem}
@media (max-width:760px){.s-checks{grid-template-columns:1fr}}

/* Tarjetas de especialidad (portada de Salud) */
.s-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.s-cardlink{display:grid;gap:10px;align-content:start;background:#fff;border:1px solid var(--s-line);border-radius:12px;padding:28px;text-decoration:none;color:var(--s-ink)}
.s-cardlink:hover{border-color:var(--s-blue)}
.s-cardlink svg{width:44px;height:44px;color:var(--s-blue)}
.s-cardlink p{color:var(--s-muted)}
.s-cardlink .go{color:var(--s-blue);font-weight:600}
@media (max-width:760px){.s-cards{grid-template-columns:1fr}}

/* Formulario */
.s-form-box{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(24px,5vw,64px);align-items:start}
.s-form{background:#fff;border:1px solid var(--s-line);border-radius:12px;padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.s-form label{display:grid;gap:6px;font-size:.88rem;font-weight:600;color:var(--s-ink)}
.s-form input,.s-form select,.s-form textarea{border:1px solid var(--s-line);border-radius:6px;padding:10px 12px;font:inherit;font-size:.95rem;font-weight:400;background:#fff;color:var(--s-ink)}
.s-form input:focus,.s-form select:focus,.s-form textarea:focus{outline:2px solid var(--s-blue-soft);border-color:var(--s-blue)}
.s-form .full{grid-column:1/-1}
.s-form .check{display:flex;gap:10px;align-items:flex-start;font-weight:400;color:var(--s-muted)}
.s-form .check input{margin-top:4px}
.s-form .hp{position:absolute;left:-9999px}
.s-form-msg{grid-column:1/-1;border-radius:6px;padding:10px 12px;font-size:.92rem}
.s-form-msg.ok{background:#E5F3EC;color:var(--s-green)}
.s-form-msg.err{background:#FBE9E7;color:#B42318}
@media (max-width:860px){.s-form-box{grid-template-columns:1fr}.s-form{grid-template-columns:1fr}}

/* Pie */
.s-foot{border-top:1px solid var(--s-line);background:#fff;padding-block:28px;font-size:.88rem;color:var(--s-muted)}
.s-foot .s-wrap{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}
.s-foot nav{display:flex;flex-wrap:wrap;gap:16px}
.s-foot a{color:var(--s-muted);text-decoration:none}
.s-foot a:hover{color:var(--s-blue)}

/* ZYVO Estética: lila clarito en lugar del azul clínico (mismo diseño) */
body.tema-estetica{--s-bg:#F8F6FC;--s-blue:#7B5EA7;--s-blue-d:#654A8F;--s-blue-soft:#EFE9F8;--s-line:#E4DEEE}
body.tema-estetica .s-msg.me{border-color:#DDD2EE}
body.tema-estetica .s-trust span::before,body.tema-estetica .s-checks li::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.2l2.6 2.4L12 5.4' fill='none' stroke='%237B5EA7' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}