/* ==========================================================================
   FibraSpa - estilos.css  (sitio publico, responsivo)
   Colores via variables administrables (definidas en :root por PHP)
   ========================================================================== */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',Roboto,Arial,sans-serif;
  color:var(--color-texto,#222);
  background:var(--color-fondo,#fff);
  line-height:1.55;overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}

/* ---------- Barra superior celeste ---------- */
.topbar{background:var(--color-primario,#00AEEF);color:#fff;font-size:14px}
.topbar-inner{
  max-width:1360px;margin:0 auto;padding:8px 16px;
  display:flex;gap:24px;justify-content:flex-end;flex-wrap:wrap;
}
.topbar-inner a{color:#fff;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.topbar-inner a:hover{opacity:.85}

/* ---------- Header ---------- */
.site-header{background:#fff;position:sticky;top:0;z-index:900;box-shadow:0 2px 10px rgba(0,0,0,.08)}
.header-inner{
  max-width:1360px;margin:0 auto;padding:10px 16px;
  display:flex;align-items:center;gap:20px;
}
.logo img{width:var(--logo-ancho,150px);height:auto}
.main-nav{margin-left:auto}
.main-nav ul{list-style:none;display:flex;align-items:center;gap:6px}
.main-nav li{position:relative}
.main-nav a{
  display:block;padding:12px 14px;font-weight:700;font-size:15px;
  color:#222;border-radius:6px;transition:.2s;text-transform:uppercase;
}
.main-nav a:hover{color:var(--color-primario,#00AEEF)}
.main-nav a.activo{background:var(--color-primario,#00AEEF);color:#fff}
.caret{font-size:11px;margin-left:4px}

/* dropdown */
.has-drop .dropdown{
  position:absolute;top:100%;left:0;min-width:250px;background:#fff;
  box-shadow:0 8px 24px rgba(0,0,0,.15);border-radius:8px;padding:8px 0;
  list-style:none;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.2s;z-index:950;
}
.has-drop:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.has-drop .dropdown a{padding:10px 18px;text-transform:none;font-weight:600;font-size:14px}
.has-drop .dropdown a:hover{background:#f2fbff;color:var(--color-primario,#00AEEF)}

.btn-search{
  width:42px;height:42px;border-radius:50%;background:var(--color-primario,#00AEEF);
  color:#fff;display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;font-size:26px;color:var(--color-primario,#00AEEF);cursor:pointer}

/* ---------- Redes flotantes ---------- */
.social-float{position:fixed;right:14px;top:38%;z-index:800;display:flex;flex-direction:column;gap:12px}
.social-float a{
  width:46px;height:46px;border-radius:50%;color:#fff;display:flex;
  align-items:center;justify-content:center;font-size:20px;
  box-shadow:0 4px 10px rgba(0,0,0,.25);transition:transform .2s;
}
.social-float a:hover{transform:scale(1.1)}
.social-float a.wa{background:#25D366}

/* ---------- Hero carrusel arrastrable ---------- */
.hero{position:relative;overflow:hidden;user-select:none;background:#0a0a0a}
.hero-track{display:flex;cursor:grab;will-change:transform}
.hero-track.dragging{cursor:grabbing;transition:none!important}
.hero-slide{flex:0 0 100%;position:relative;min-height:clamp(320px,52vw,620px)}
.hero-slide img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}
.hero-caption{
  position:absolute;left:0;right:0;bottom:14%;text-align:center;color:#fff;
  text-shadow:0 2px 12px rgba(0,0,0,.6);padding:0 20px;pointer-events:none;
}
.hero-caption h2{font-size:clamp(28px,5vw,52px);margin-bottom:10px}
.hero-caption p{font-size:clamp(15px,2.4vw,22px)}
.hero-caption .btn{pointer-events:auto;margin-top:16px}
.hero-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:44px;height:44px;border:0;background:rgba(255,255,255,.35);color:#fff;
  border-radius:6px;font-size:20px;cursor:pointer;backdrop-filter:blur(2px);
}
.hero-arrow:hover{background:rgba(255,255,255,.6)}
.hero-prev{left:14px}.hero-next{right:14px}
.hero-dots{position:absolute;bottom:16px;left:0;right:0;display:flex;gap:9px;justify-content:center;z-index:5}
.hero-dots button{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;padding:0}
.hero-dots button.on{background:#fff}

/* ---------- Botones ---------- */
.btn{
  display:inline-block;background:var(--color-primario,#00AEEF);color:#fff;
  padding:12px 30px;border-radius:6px;font-weight:700;border:0;cursor:pointer;transition:.2s;
}
.btn:hover{background:var(--color-secundario,#0096C7)}
.btn-block{display:block;width:100%;text-align:center}

/* ---------- Secciones ---------- */
.section{padding:60px 0}
.section .eyebrow{text-align:center;letter-spacing:2px;color:#666;font-weight:600;text-transform:uppercase;font-size:14px}
.section h1,.section h2.title{
  text-align:center;color:var(--color-primario,#00AEEF);
  font-size:clamp(26px,4vw,40px);margin:6px 0 10px;
}
.section .divider{width:70px;height:4px;background:var(--color-primario,#00AEEF);margin:12px auto 26px;border-radius:2px}
.conocenos-texto{max-width:760px;margin:0 auto;text-align:center;color:#333;font-size:17px}
.conocenos-cta{text-align:center;margin-top:30px}

/* ---------- Grid de productos ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{
  background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 6px 18px rgba(0,0,0,.10);
  transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;
}
.prod-card:hover{transform:translateY(-5px);box-shadow:0 12px 26px rgba(0,0,0,.16)}
.prod-thumb{aspect-ratio:1/1;overflow:hidden;background:#111}
.prod-thumb img{width:100%;height:100%;object-fit:cover}
.prod-name{
  background:var(--color-primario,#00AEEF);color:#fff;text-align:center;
  padding:14px 10px;font-weight:700;text-transform:uppercase;font-size:15px;
}
.prod-card .btn{margin:0 auto 16px;display:block;width:max-content}

/* ---------- Catalogo con filtros ---------- */
.catalogo{display:grid;grid-template-columns:260px 1fr;gap:28px;align-items:start}
.filtros{background:#f6f9fb;border-radius:12px;padding:20px}
.filtros h3{border-left:5px solid var(--color-primario,#00AEEF);padding-left:10px;margin-bottom:14px;font-size:20px}
.filtros ul{list-style:none}
.filtros li a{display:flex;align-items:center;gap:8px;padding:9px 6px;color:#333;border-radius:6px;font-size:15px}
.filtros li a::before{content:"";width:9px;height:9px;background:var(--color-primario,#00AEEF);border-radius:2px}
.filtros li a:hover,.filtros li a.on{color:var(--color-primario,#00AEEF);font-weight:700}
.catalogo .prod-grid{grid-template-columns:repeat(3,1fr)}

/* ---------- Detalle de producto ---------- */
.detalle{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.det-gallery .main{border-radius:12px;overflow:hidden;box-shadow:0 6px 18px rgba(0,0,0,.12);background:#111;aspect-ratio:1/1}
.det-gallery .main img{width:100%;height:100%;object-fit:cover}
.det-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.det-thumbs img{width:74px;height:74px;object-fit:cover;border-radius:8px;cursor:pointer;border:2px solid transparent}
.det-thumbs img.on{border-color:var(--color-primario,#00AEEF)}
.det-info h1{color:var(--color-texto,#222);text-align:left;font-size:30px;margin-bottom:8px}
.det-cat{color:#888;margin-bottom:16px}
.det-meta{margin:14px 0;color:#444}
.det-meta b{color:#222}

/* ---------- Franja de contacto ---------- */
.cta-banda{background:var(--color-primario,#00AEEF);color:#fff;padding:40px 0}
.cta-banda .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.cta-banda i{font-size:34px;margin-bottom:8px}
.cta-banda h4{font-size:20px}

/* ---------- Formularios ---------- */
.form-card{max-width:620px;margin:0 auto;background:#fff;padding:30px;border-radius:12px;box-shadow:0 6px 18px rgba(0,0,0,.1)}
.form-card label{display:block;margin:12px 0 4px;font-weight:600}
.form-card input,.form-card textarea{
  width:100%;padding:12px 14px;border:1px solid #ccd;border-radius:8px;font-size:15px;font-family:inherit;
}
.form-card textarea{min-height:120px;resize:vertical}

/* ---------- Contenido generico de pagina ---------- */
.pagina-contenido{max-width:860px;margin:0 auto;font-size:17px;color:#333}
.pagina-contenido p{margin-bottom:16px}

/* ---------- Footer ---------- */
.site-footer{background:var(--color-footer,#000);color:#cfcfcf;margin-top:40px}
.footer-top{background:#fff;padding:18px 16px;text-align:left}
.footer-logo img{width:var(--logo-ancho,150px)}
.footer-cols{
  max-width:1200px;margin:0 auto;padding:50px 16px;display:grid;
  grid-template-columns:1fr 1fr 1.2fr;gap:34px;
}
.footer-col h4{color:#fff;font-size:22px;margin-bottom:14px;position:relative;padding-bottom:12px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:56%;height:2px;background:#444}
.footer-col ul{list-style:none}
.footer-col li{margin:9px 0}
.footer-col a:hover{color:var(--color-primario,#00AEEF)}
.footer-contacto p{display:flex;gap:12px;margin:12px 0;align-items:flex-start}
.footer-contacto i{color:var(--color-primario,#00AEEF);margin-top:4px}
.footer-social{display:flex;gap:10px;margin-top:16px}
.footer-social a{width:40px;height:40px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center}
.footer-social a.wa{background:#25D366}
.footer-bottom{border-top:1px solid #222;text-align:center;padding:18px;font-size:14px}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media(max-width:992px){
  .prod-grid,.catalogo .prod-grid,.cta-banda .grid{grid-template-columns:repeat(2,1fr)}
  .catalogo{grid-template-columns:1fr}
  .detalle{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .nav-toggle{display:block}
  .main-nav{
    position:fixed;top:0;right:-100%;width:80%;max-width:320px;height:100vh;
    background:#fff;box-shadow:-6px 0 24px rgba(0,0,0,.2);padding:70px 18px 30px;
    transition:right .3s;overflow-y:auto;margin-left:0;
  }
  .main-nav.open{right:0}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:2px}
  .main-nav a{padding:14px 12px}
  .has-drop .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding-left:14px}
  .btn-search{margin-left:auto}
  .topbar-inner{justify-content:center;gap:14px;font-size:13px}
}
@media(max-width:640px){
  .prod-grid,.catalogo .prod-grid,.cta-banda .grid,.footer-cols{grid-template-columns:1fr}
  .social-float{right:8px;top:auto;bottom:14px;flex-direction:column}
  .social-float a{width:42px;height:42px;font-size:18px}
  .section{padding:44px 0}
}