/* ============================================================
   Salt Room Madrid — demo de renovación · heaptech
   Paleta 60-30-10: sal cálida / teal mineral (original) / terracota
   Tipografía: Prata (display) + Open Sans (texto) — Google Fonts
   ============================================================ */
:root{
  --sal:#faf6f0; --sal-2:#f3ece1; --banda:#e9f1f4;
  --ink:#17323d; --muted:#5b6b71;
  --teal:#206c8e; --teal-deep:#175a77; --teal-ink:#0f3a4d;
  --terra:#94401f; --terra-soft:#ffd9c4;
  --footer:#12262e; --footer-muted:#c8d7dc;
  --shadow:0 18px 40px rgba(23,50,61,.12);
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  margin:0; background:var(--sal); color:var(--ink);
  font:400 1rem/1.65 "Open Sans",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}
h1,h2,h3,.display{font-family:Prata,Georgia,serif; font-weight:400; line-height:1.15; letter-spacing:.01em}
h2{font-size:clamp(1.7rem,3.6vw,2.5rem); margin:0 0 .5em}
h3{font-size:clamp(1.2rem,2.4vw,1.55rem)}
p{margin:0 0 1em}
.wrap{width:min(1120px,92%);margin:0 auto}
.kicker{
  display:inline-block; font:600 .78rem/1 "Open Sans",Arial,sans-serif;
  letter-spacing:.22em; text-transform:uppercase; color:var(--teal);
  margin:0 0 1rem;
}
.lead{font-size:clamp(1.05rem,1.6vw,1.2rem); color:var(--muted)}
.center{text-align:center}
.foot-note{font-size:.85rem;color:var(--muted)}

/* --- Botones --- */
.btn{
  display:inline-block; min-height:44px; padding:.9em 1.7em; border:0; border-radius:999px;
  font:600 1rem/1 "Open Sans",Arial,sans-serif; text-decoration:none; cursor:pointer;
  transition:transform .18s, box-shadow .18s, background .18s;
}
.btn:hover{transform:translateY(-2px); box-shadow:var(--shadow)}
.btn-terra{background:var(--terra); color:#fff}
.btn-ghost{background:transparent; color:#fff; box-shadow:inset 0 0 0 2px rgba(255,255,255,.85)}
.btn-outline{background:transparent; color:var(--terra); box-shadow:inset 0 0 0 2px var(--terra)}
:focus-visible{outline:3px solid var(--teal-ink); outline-offset:3px; border-radius:4px}
.banda-teal :focus-visible{outline-color:var(--terra-soft)}

/* --- Header --- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(250,246,240,.94); backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(23,50,61,.08);
}
.site-header .wrap{display:flex; align-items:center; justify-content:space-between; min-height:72px}
.brand{display:flex; align-items:center; gap:.6rem; text-decoration:none; color:var(--ink)}
.brand svg{flex:none}
.brand-name{font-family:Prata,Georgia,serif; font-size:1.18rem; line-height:1.1}
.brand small{display:block; font:600 .62rem/1.4 "Open Sans",Arial,sans-serif; letter-spacing:.24em; text-transform:uppercase; color:var(--teal)}
.nav-desktop{display:flex; gap:1.6rem; align-items:center}
.nav-desktop a{color:var(--ink); text-decoration:none; font-size:.95rem}
.nav-desktop a:hover{color:var(--teal)}
.nav-desktop .nav-cta{color:#fff; background:var(--terra); padding:.65em 1.3em; border-radius:999px; min-height:44px; display:inline-flex; align-items:center}
.nav-desktop .nav-cta:hover{color:#fff; background:var(--teal)}
#nav-toggle{display:none}
.menu-btn{
  display:inline-flex; align-items:center; gap:.5rem; min-height:44px; min-width:44px;
  background:none; border:0; cursor:pointer; color:var(--ink);
  font:600 .95rem "Open Sans",Arial,sans-serif;
}
.menu-btn .hamb{display:inline-block; width:22px}
.menu-btn .hamb span{display:block; height:2px; background:var(--ink); margin:5px 0; transition:transform .2s,opacity .2s}
#nav-toggle:checked + .menu-btn .hamb span:nth-child(1){transform:translateY(7px) rotate(45deg)}
#nav-toggle:checked + .menu-btn .hamb span:nth-child(2){opacity:0}
#nav-toggle:checked + .menu-btn .hamb span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* --- Bandas verticales alternas (split texto/foto) --- */
.banda{display:grid; grid-template-columns:1fr 1fr; min-height:520px}
.banda > div{display:flex; flex-direction:column; justify-content:center; padding:clamp(2.5rem,6vw,5.5rem)}
.banda .banda-txt{align-items:flex-start}
.banda .banda-media{padding:0; position:relative; overflow:hidden}
.banda .banda-media img{width:100%; height:100%; object-fit:cover; position:absolute; inset:0}
.banda > .banda-txt:first-child .banda-inner{max-width:520px}
.banda-inner{max-width:520px}
.banda-media figcaption{
  position:absolute; left:0; right:0; bottom:0; z-index:2;
  background:linear-gradient(transparent,rgba(15,58,77,.85));
  color:#fff; font-size:.78rem; padding:2rem 1.2rem .8rem; text-align:right;
}
.banda-cta{display:flex; gap:.9rem; flex-wrap:wrap; margin-top:1.4rem}

/* --- Hero (editorial tipográfico + foto vertical) --- */
.hero{display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr); background:var(--sal)}
.hero-txt{display:flex; flex-direction:column; justify-content:center; padding:clamp(3rem,7vw,6.5rem) clamp(1.5rem,5vw,4.5rem)}
.hero-txt .display{
  font-size:clamp(2.7rem,6.2vw,4.6rem); margin:.35em 0 .4em; color:var(--ink);
}
.hero-txt .display .salto{display:block}
.display em{font-style:normal; color:var(--teal)}
.hero-sub{max-width:34rem; color:var(--muted); font-size:1.08rem}
.hero-media{position:relative; min-height:100%; overflow:hidden}
.hero-media img{width:100%; height:100%; object-fit:cover; position:absolute; inset:0}
.hero-media figcaption{
  position:absolute; left:0; right:0; bottom:0; z-index:2;
  background:linear-gradient(transparent,rgba(15,58,77,.88)); color:#fff;
  font-size:.78rem; padding:2.2rem 1.2rem .8rem; text-align:right;
}
.hero-sellos{
  display:flex; gap:1.6rem; flex-wrap:wrap; margin-top:2.2rem; padding-top:1.6rem;
  border-top:1px solid rgba(23,50,61,.14); width:100%;
}
.sello{display:flex; align-items:center; gap:.55rem; font-size:.9rem; color:var(--ink); max-width:15rem}
.sello svg{flex:none}

/* --- Banda teal full-bleed (aplicaciones + CTA) --- */
.banda-teal{background:var(--teal); color:#fff; padding:clamp(3.5rem,7vw,6rem) 0}
.banda-teal .kicker{color:var(--terra-soft)}
.banda-teal h2{color:#fff}
.banda-teal p{color:rgba(255,255,255,.88)}
.chips{list-style:none; margin:2rem 0 0; padding:0; display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:.9rem}
.chips li{
  background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.22);
  border-radius:10px; padding:1.1rem 1rem; text-align:center;
  display:flex; flex-direction:column; gap:.35rem; align-items:center;
}
.chips svg{opacity:.9}
.chips .nombre{font-weight:600}
.chips .detalle{font-size:.78rem; color:rgba(255,255,255,.72)}
.banda-teal .btn-ghost:hover{background:rgba(255,255,255,.14)}

/* --- Servicios: bandas verticales alternas con foto por servicio --- */
.servicios-lista{display:flex; flex-direction:column}
.servicio{
  display:grid; grid-template-columns:1fr 1fr; min-height:480px;
  border-bottom:1px solid rgba(23,50,61,.08);
}
.servicio:nth-child(even){background:var(--banda)}
.servicio > div{padding:clamp(2.2rem,5vw,4.5rem); display:flex; flex-direction:column; justify-content:center}
.servicio .num{
  font:400 .95rem/1 Prata,Georgia,serif; color:var(--teal); letter-spacing:.1em; margin-bottom:1rem;
}
.servicio ul{margin:0 0 1.2rem; padding:0; list-style:none}
.servicio ul li{padding-left:1.4rem; position:relative; margin:.35em 0; color:var(--muted)}
.servicio ul li::before{content:""; position:absolute; left:0; top:.55em; width:.55em; height:.55em; border-radius:50%; background:var(--teal)}
.servicio-media{padding:0; position:relative; overflow:hidden}
.servicio-media img{width:100%; height:100%; object-fit:cover; position:absolute; inset:0}
.servicio-media figcaption{
  position:absolute; left:0; right:0; bottom:0; z-index:2;
  background:linear-gradient(transparent,rgba(15,58,77,.85)); color:#fff;
  font-size:.78rem; padding:2rem 1.2rem .8rem; text-align:right;
}

/* --- Testimonios --- */
.testimonios{background:var(--teal-deep); color:#fff; padding:clamp(3.5rem,7vw,6rem) 0}
.testimonios .kicker{color:var(--terra-soft)}
.testi-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; margin-top:2.4rem}
.testi{
  background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius); padding:1.8rem 1.6rem; display:flex; flex-direction:column; gap:1rem;
}
.testi svg{flex:none}
.testi blockquote{margin:0; font-size:1rem; line-height:1.6; color:rgba(255,255,255,.94)}
.testi cite{font-style:normal; font-size:.88rem; color:var(--terra-soft)}
.nota-demo{
  display:block; margin-top:1.4rem; font-size:.78rem; color:rgba(255,255,255,.75); text-align:center;
}

/* --- Contacto / formulario --- */
.contacto-grid{display:grid; grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr); gap:clamp(2rem,5vw,4.5rem); align-items:start}
.datos-card{
  background:var(--banda); border-radius:var(--radius); padding:2rem;
  display:flex; flex-direction:column; gap:1.15rem;
}
.dato{display:flex; gap:.9rem; align-items:flex-start}
.dato svg{flex:none; margin-top:.15rem}
.dato .dato-txt{font-size:.98rem}
.dato .dato-txt a{color:var(--ink)}
.dato .dato-txt .l{display:block; font:600 .74rem/1.6 "Open Sans",Arial,sans-serif; letter-spacing:.16em; text-transform:uppercase; color:var(--teal)}
form{
  background:#fff; border:1px solid rgba(23,50,61,.1); border-radius:var(--radius);
  padding:clamp(1.6rem,4vw,2.6rem); box-shadow:var(--shadow);
}
.campo{margin-bottom:1.15rem}
.campo label{display:block; font-weight:600; font-size:.92rem; margin-bottom:.4rem}
.campo .req{color:var(--terra)}
.campo input,.campo select,.campo textarea{
  width:100%; min-height:48px; padding:.75em .9em; border:1px solid rgba(23,50,61,.25);
  border-radius:8px; background:var(--sal); color:var(--ink); font:400 1rem "Open Sans",Arial,sans-serif;
}
.campo textarea{min-height:130px; resize:vertical}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:3px solid var(--teal); outline-offset:1px; border-color:var(--teal)}
.form-fine{font-size:.82rem; color:var(--muted); margin-top:1rem}
#form-ok{
  display:none; margin-top:1rem; padding:1rem 1.2rem; border-radius:10px;
  background:#e8f3ec; color:#14532d; border:1px solid #b6dcc5; font-size:.95rem;
}
#form-ok.visible{display:block}

/* --- Footer --- */
.site-footer{background:var(--footer); color:var(--footer-muted); padding:clamp(3rem,6vw,4.5rem) 0 8rem}
.footer-cta{display:flex; flex-wrap:wrap; gap:1.4rem; align-items:center; justify-content:space-between;
  padding-bottom:2.5rem; border-bottom:1px solid rgba(255,255,255,.14); margin-bottom:2.5rem}
.footer-cta .display{color:#fff; font-size:clamp(1.5rem,3vw,2.2rem); margin:0}
.footer-cta .acciones{display:flex; gap:.9rem; flex-wrap:wrap}
.footer-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:2.5rem}
.site-footer h4{font:600 .78rem/1 "Open Sans",Arial,sans-serif; letter-spacing:.2em; text-transform:uppercase; color:#fff; margin:0 0 1rem}
.site-footer a{color:var(--footer-muted)}
.site-footer ul{list-style:none; margin:0; padding:0}
.site-footer li{margin:.4em 0}
.legal{font-size:.8rem; margin-top:2.5rem; padding-top:1.5rem; border-top:1px solid rgba(255,255,255,.12); color:rgba(200,215,220,.75)}
.legal a{color:rgba(200,215,220,.85)}

/* --- Barra CTA sticky móvil --- */
.cta-sticky{
  position:fixed; left:0; right:0; bottom:0; z-index:60; display:none;
  background:var(--teal-ink); padding:.6rem .8rem calc(.6rem + env(safe-area-inset-bottom));
}
.cta-sticky .inner{display:grid; grid-template-columns:1fr 1fr; gap:.6rem}
.cta-sticky .btn{min-height:48px; text-align:center; border-radius:10px}
.cta-sticky .btn-terra{background:var(--terra)}
.cta-sticky .btn-ghost{box-shadow:inset 0 0 0 2px rgba(255,255,255,.7)}

/* --- Reveals --- */
.reveal{opacity:0; transform:translateY(24px); transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1; transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* --- Parallax suave (scroll-driven, con fallback estático inocuo) --- */
@supports (animation-timeline: view()){
  @media (prefers-reduced-motion:no-preference){
    .hero-media img{animation:par linear both; animation-timeline:view(); animation-range:entry 0% cover 80%}
    @keyframes par{from{transform:translateY(6%) scale(1.06)} to{transform:none}}
  }
}

/* ============================================================
   Responsive (mobile-first overrides)
   ============================================================ */
@media (max-width:880px){
  .nav-desktop{display:none}
  #nav-toggle:checked ~ .nav-desktop{
    display:flex; position:absolute; top:100%; left:0; right:0;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--sal); border-bottom:1px solid rgba(23,50,61,.12);
    box-shadow:0 24px 40px rgba(23,50,61,.18); padding:.5rem 0 1rem;
  }
  #nav-toggle:checked ~ .nav-desktop a{padding:1rem 6%; font-size:1.05rem; border-bottom:1px solid rgba(23,50,61,.06)}
  #nav-toggle:checked ~ .nav-desktop .nav-cta{margin:1rem 6% 0; justify-content:center; border-bottom:0}
  .menu-btn{display:inline-flex}
  body{padding-bottom:76px} /* hueco para la barra sticky (2.4.11: no tapar foco) */

  .hero{grid-template-columns:1fr; min-height:0}
  .hero-media{min-height:380px; order:-1}
  .hero-media img{position:relative}
  .hero-txt{padding:2.5rem 6% 3.5rem}
  .cta-sticky{display:block}

  .banda,.servicio{grid-template-columns:1fr; min-height:0}
  .banda .banda-media,.servicio .servicio-media{min-height:320px; order:-1}
  .banda .banda-media img,.servicio .servicio-media img{position:relative}
  .banda > .banda-txt:first-child{padding:2.5rem 6% 3.2rem}
  .banda > div{padding:2.5rem 6%}
  .servicio > div{padding:2.5rem 6% 3.2rem}

  .testi-grid{grid-template-columns:1fr}
  .contacto-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr; gap:2rem}
  .footer-cta{flex-direction:column; align-items:flex-start}
  .chips{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:881px){
  .menu-btn{display:none}
}
@media (max-width:420px){
  .chips{grid-template-columns:1fr 1fr}
}