/* DEKA — Prototipo de catálogo mayorista — base compartida entre estilos */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&display=swap');

:root{
  /* Tipografía corporativa DEKA es Letter Gothic Std (fuente comercial, sin
     licencia web disponible). Sustituto libre más cercano: IBM Plex Mono,
     misma familia de monoespaciadas de estilo técnico/máquina de escribir. */
  --font-heading:'IBM Plex Mono',monospace;
  --font-body:'IBM Plex Mono',monospace;

  /* Paleta oficial DEKA (brandbook, tabla PANTONE/CMYK/RGB pág. "Paleta de colores") */
  --red:#FF0000;      /* PANTONE 485 */
  --orange:#FBB034;   /* PANTONE 137 */
  --yellow:#FFDD00;   /* PANTONE 109 */
  --green:#C1D82F;    /* PANTONE 382 */
  --blue:#00A4E4;     /* PANTONE 2995 */
  --black:#000000;
  --white:#FFFFFF;
  --cool-gray:#999999;
  --warm-gray:#8A7967;
  --charcoal:#6A737B; /* PANTONE 431 */

  --dark:var(--black);
  --bg:#F7F7F7;
  --bg-alt:#EFEFEF;
  --border:#E2E2E2;
  --text:var(--black);
  --text-muted:var(--charcoal);

  /* Mapeo por tema — sobreescrito en theme-a.css / theme-b.css */
  --accent:var(--red);
  --accent-2:var(--blue);
  --hero-bg:var(--black);
  --hero-text:#FFFFFF;
  --radius:10px;
  --radius-sm:6px;
  --shadow:0 2px 10px rgba(0,0,0,.08);
  --shadow-lg:0 12px 32px rgba(0,0,0,.16);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--text);
  background:var(--bg);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700;line-height:1.15;color:var(--dark)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-heading);font-weight:600;font-size:.75rem;
  letter-spacing:.08em;text-transform:uppercase;color:var(--accent);
  margin-bottom:12px;
}
.section{padding:72px 0}
.section-head{max-width:640px;margin-bottom:40px}
.section-head p{color:var(--text-muted);margin-top:12px;font-size:1.05rem}
@media(max-width:768px){.section{padding:48px 0}}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-heading);font-weight:600;font-size:.95rem;
  padding:14px 26px;border-radius:var(--radius-sm);border:2px solid transparent;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:var(--white);box-shadow:var(--shadow)}
.btn-primary:hover{box-shadow:var(--shadow-lg)}
.btn-secondary{background:transparent;border-color:currentColor;color:inherit}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}
.btn-sm{padding:10px 18px;font-size:.85rem}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:var(--white);
  border-bottom:1px solid var(--border);
}
.header-bar{display:flex;align-items:center;gap:24px;padding:16px 24px}
.logo{font-family:var(--font-heading);font-weight:800;font-size:1.4rem;color:var(--dark);letter-spacing:-.02em;display:flex;align-items:center}
.logo span{color:var(--accent)}
.logo small{display:block;font-family:var(--font-body);font-weight:700;font-size:.55rem;letter-spacing:.18em;color:var(--text-muted);margin-top:-2px}
.logo img{height:34px;width:auto;display:block}
.main-nav{display:flex;gap:28px;margin-right:auto;margin-left:12px}
.main-nav a{font-weight:700;font-size:.92rem;color:var(--text);padding:6px 0;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a.active{color:var(--accent);border-color:var(--accent)}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--bg-alt);color:var(--text);border:none;font-size:1.1rem;flex-shrink:0;
}
.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--dark)}

/* ---------- Buscador con IA ---------- */
.ai-search{
  position:relative;flex:1;max-width:420px;
}
.ai-search input{
  width:100%;padding:11px 44px 11px 42px;border-radius:999px;border:1.5px solid var(--border);
  background:var(--bg-alt);font-size:.9rem;
}
.ai-search input:focus{outline:none;border-color:var(--accent);background:var(--white)}
.ai-search .ai-icon{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  font-size:1rem;background:linear-gradient(135deg,var(--red),var(--orange));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.ai-search .ai-badge{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-family:var(--font-heading);font-weight:700;font-size:.6rem;letter-spacing:.05em;
  background:linear-gradient(135deg,var(--red),var(--orange));color:#fff;
  padding:4px 8px;border-radius:999px;
}
.ai-search-hint{font-size:.72rem;color:var(--text-muted);margin-top:6px;padding-left:6px}
.ai-search-panel{display:none;position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:10px;z-index:60;max-height:340px;overflow:auto}
.ai-search-panel.open{display:block}
.ai-search-panel .ai-result{display:flex;gap:10px;align-items:center;padding:8px;border-radius:var(--radius-sm)}
.ai-search-panel .ai-result:hover{background:var(--bg-alt)}
.ai-search-panel .ai-thumb{width:38px;height:38px;border-radius:6px;flex-shrink:0}
.ai-search-panel .ai-meta{font-size:.78rem}
.ai-search-panel .ai-meta b{display:block;font-size:.85rem}
.ai-search-panel .ai-empty{padding:16px;text-align:center;color:var(--text-muted);font-size:.85rem}
.ai-search-panel .ai-note{padding:8px 10px 2px;font-size:.68rem;color:var(--text-muted);border-top:1px dashed var(--border);margin-top:6px}

/* ---------- Hero (slider de imágenes a pantalla completa) ---------- */
.hero{background:var(--hero-bg);color:var(--hero-text);position:relative;overflow:hidden;height:88vh;min-height:600px;max-height:820px}
.carousel-track{position:absolute;inset:0}
.carousel-slide{
  position:absolute;inset:0;background-size:cover;background-position:center center;background-repeat:no-repeat;
  opacity:0;pointer-events:none;transition:opacity 1s ease-in-out;
}
.carousel-slide.active{opacity:1;pointer-events:auto}
.slide-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(0,0,0,.82) 0%,rgba(0,0,0,.55) 45%,rgba(0,0,0,.2) 100%);
}
.hero-inner{position:relative;z-index:2;height:100%;display:flex;align-items:center;padding:0 24px;max-width:1280px;margin:0 auto}
.slide-content{max-width:620px;opacity:0;transform:translateY(24px);transition:opacity .6s ease .3s,transform .6s ease .3s}
.carousel-slide.active .slide-content{opacity:1;transform:translateY(0)}
.hero h1{color:var(--hero-text);font-size:clamp(2.1rem,4vw,3.2rem);margin-bottom:20px}
.hero p{font-size:1.1rem;opacity:.92;max-width:520px;margin-bottom:32px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}

.carousel-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:20;
  background:rgba(255,255,255,.14);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border:1.5px solid rgba(255,255,255,.35);color:#fff;width:48px;height:48px;border-radius:50%;
  cursor:pointer;font-size:1.4rem;display:flex;align-items:center;justify-content:center;line-height:1;
  transition:background .2s,transform .2s;
}
.carousel-arrow:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-50%) scale(1.08)}
.carousel-prev{left:24px}
.carousel-next{right:24px}
.carousel-dots{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:20}
.carousel-dot{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.35);border:2px solid rgba(255,255,255,.55);cursor:pointer;padding:0;transition:all .2s}
.carousel-dot.active{background:var(--accent);border-color:var(--accent);width:28px;border-radius:5px}

@media(max-width:900px){
  .hero{height:auto;min-height:88vh;max-height:none}
  .hero-inner{padding:130px 20px 90px}
  .carousel-arrow{display:none}
}

/* ---------- Categorías ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cat-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:box-shadow .15s ease,transform .15s ease;display:block;
}
.cat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.cat-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.cat-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.cat-card-body{padding:18px 20px 22px}
.cat-card .cat-icon{
  width:46px;height:46px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;margin-bottom:14px;margin-top:-38px;color:#fff;box-shadow:0 4px 14px rgba(0,0,0,.25);
  position:relative;z-index:2;
}
.cat-card h3{font-size:1rem;margin-bottom:4px}
.cat-card p{font-size:.78rem;color:var(--text-muted)}
@media(max-width:900px){.cat-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- Beneficios ---------- */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.benefit-card{background:var(--white);border-radius:var(--radius);padding:28px;border:1px solid var(--border)}
.benefit-card .b-icon{
  width:48px;height:48px;border-radius:12px;background:var(--bg-alt);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:16px;
}
.benefit-card h3{font-size:1.05rem;margin-bottom:8px}
.benefit-card p{font-size:.88rem;color:var(--text-muted)}
@media(max-width:900px){.benefit-grid{grid-template-columns:1fr}}

/* ---------- Sobre nosotros ---------- */
.about{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.about-visual{aspect-ratio:1/1;border-radius:var(--radius);background:var(--bg-alt);border:1px solid var(--border);overflow:hidden}
.about-visual img{width:100%;height:100%;object-fit:cover;display:block}
@media(max-width:900px){.about{grid-template-columns:1fr}.about-visual{order:-1;aspect-ratio:16/9}}

/* ---------- Marcas (slider) ---------- */
.brand-slider{
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
}
.brand-track{
  display:flex;gap:14px;width:max-content;
  animation:brand-scroll 30s linear infinite;
}
.brand-slider:hover .brand-track{animation-play-state:paused}
.brand-chip{
  background:var(--white);border:1px solid var(--border);border-radius:999px;
  padding:12px 22px;font-weight:700;font-size:.9rem;color:var(--text);white-space:nowrap;flex-shrink:0;
  transition:border-color .15s,color .15s;
}
.brand-chip:hover{border-color:var(--accent);color:var(--accent)}
.brand-chip-logo{
  display:flex;align-items:center;justify-content:center;
  min-width:130px;height:56px;padding:10px 26px;border-radius:var(--radius-sm);
}
.brand-chip-logo img{max-height:28px;max-width:110px;width:auto;object-fit:contain}
.brand-chip-logo span{display:none}
.brand-chip-logo.logo-fallback img{display:none}
.brand-chip-logo.logo-fallback span{display:inline;font-weight:700;font-size:.9rem}
@keyframes brand-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.brand-track{animation:none}}
@media(max-width:900px){.brand-chip{padding:10px 16px;font-size:.82rem}}
.placeholder-note{font-size:.72rem;color:var(--text-muted);margin-top:20px;padding:10px 14px;background:var(--bg-alt);border-radius:var(--radius-sm);border-left:3px solid var(--accent)}

/* ---------- Formulario contacto ---------- */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.contact-info-card{background:var(--dark);color:#fff;border-radius:var(--radius);padding:32px}
.contact-info-card h3{color:#fff;margin-bottom:18px}
.contact-info-card .row{display:flex;gap:12px;margin-bottom:16px;font-size:.9rem}
.contact-info-card .row b{display:block;font-size:.78rem;opacity:.65;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:.8rem;font-weight:700;color:var(--text)}
.form-field input,.form-field select,.form-field textarea{
  padding:12px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--white);
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--accent)}
@media(max-width:900px){.contact-wrap{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:#fff;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px}
.site-footer h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}
.site-footer p,.site-footer a{color:rgba(255,255,255,.65);font-size:.88rem}
.site-footer li{margin-bottom:10px}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:.78rem;color:rgba(255,255,255,.5);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:80;
  width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:1.6rem;box-shadow:0 8px 24px rgba(0,0,0,.25);
}
.wa-float:hover{transform:scale(1.06)}

/* ---------- Breadcrumb ---------- */
.breadcrumb{font-size:.82rem;color:var(--text-muted);padding:18px 0}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{margin:0 6px}

/* ---------- Catálogo: layout ---------- */
.catalog-layout{display:grid;grid-template-columns:270px 1fr;gap:32px;padding-bottom:80px}
.filters{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:20px;align-self:start;position:sticky;top:88px}
.filters h3{font-size:.95rem;margin-bottom:16px}
.filter-group{border-top:1px solid var(--border);padding:14px 0}
.filter-group:first-child{border-top:none;padding-top:0}
.filter-group summary{list-style:none;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:.85rem;cursor:pointer}
.filter-group summary::-webkit-details-marker{display:none}
.filter-group summary::after{content:'+';font-size:1rem;color:var(--text-muted)}
.filter-group[open] summary::after{content:'–'}
.filter-opts{margin-top:10px;display:flex;flex-direction:column;gap:8px;max-height:260px;overflow:auto;scrollbar-width:thin}
.filter-opts::-webkit-scrollbar{width:6px}
.filter-opts::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
.filter-opts label{display:flex;align-items:center;gap:8px;font-size:.83rem;color:var(--text)}
.filter-actions{display:flex;gap:8px;margin-top:16px}
.filter-toggle-mobile{display:none}
.filters-overlay{display:none}
.catalog-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;flex-wrap:wrap;gap:12px}
.catalog-toolbar .count{font-size:.85rem;color:var(--text-muted)}
.catalog-toolbar select{padding:9px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:#fff}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.chip{background:var(--bg-alt);border-radius:999px;padding:6px 12px;font-size:.78rem;display:flex;align-items:center;gap:6px}
.chip button{background:none;border:none;color:var(--text-muted);font-size:.9rem}

.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:18px}
.product-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:box-shadow .15s ease,transform .15s ease;display:flex;flex-direction:column}
.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.product-thumb{aspect-ratio:1/1;background:var(--bg-alt);position:relative;overflow:hidden}
.product-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.product-thumb-tag{
  position:absolute;left:8px;bottom:8px;background:rgba(44,62,80,.78);color:#fff;
  font-size:.62rem;font-family:var(--font-heading);font-weight:600;padding:3px 8px;border-radius:999px;
}
.product-badges{position:absolute;top:8px;left:8px;display:flex;flex-direction:column;gap:4px}
.badge{font-family:var(--font-heading);font-weight:700;font-size:.6rem;padding:3px 8px;border-radius:999px;color:#fff;text-transform:uppercase;letter-spacing:.03em}
.badge-new{background:var(--blue)}
.badge-promo{background:var(--orange)}
.product-info{padding:14px;flex:1;display:flex;flex-direction:column;gap:3px}
.product-brand{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--accent)}
.product-name{font-size:.9rem;font-weight:700;color:var(--dark);line-height:1.3}
.product-pres{font-size:.78rem;color:var(--text-muted)}
.product-cta{margin:12px 14px 14px;padding:9px;border-radius:var(--radius-sm);border:1.5px solid var(--border);background:transparent;font-weight:700;font-size:.78rem;text-align:center}
.product-card:hover .product-cta{border-color:var(--accent);color:var(--accent)}
.empty-state{grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--text-muted)}
.load-more{display:flex;justify-content:center;margin-top:32px}

@media(max-width:900px){
  .catalog-layout{grid-template-columns:1fr}
  .filters{position:fixed;inset:0 0 0 auto;width:86%;max-width:340px;height:100%;z-index:90;border-radius:0;overflow:auto;transform:translateX(100%);transition:transform .25s ease}
  .filters.open{transform:translateX(0)}
  .filter-toggle-mobile{display:flex;align-items:center;gap:8px}
  .filters-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:85}
  .filters-overlay.open{display:block}
  .filters-close{display:flex;justify-content:flex-end;margin-bottom:10px}
}

/* ---------- Ficha de producto ---------- */
.pdp{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px}
.pdp-gallery-main{aspect-ratio:1/1;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:12px}
.pdp-gallery-main img{width:100%;height:100%;object-fit:cover;display:block}
.pdp-thumbs{display:flex;gap:10px}
.pdp-thumbs div{width:64px;height:64px;border-radius:var(--radius-sm);background:var(--bg-alt);border:1.5px solid var(--border);overflow:hidden;cursor:pointer}
.pdp-thumbs div img{width:100%;height:100%;object-fit:cover;display:block}
.pdp-thumbs div.active{border-color:var(--accent)}
.pdp-brand{color:var(--accent);font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}
.pdp h1{font-size:1.9rem;margin-bottom:10px}
.pdp-badges{display:flex;gap:8px;margin-bottom:16px}
.pdp-specs{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin:20px 0}
.pdp-specs div span{display:block;font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:2px}
.pdp-specs div b{font-size:.92rem}
.pdp-desc{color:var(--text-muted);margin-bottom:24px;line-height:1.7}
.pdp-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.pdp-note{font-size:.78rem;color:var(--text-muted);background:var(--bg-alt);padding:10px 14px;border-radius:var(--radius-sm);border-left:3px solid var(--accent)}
.related-title{margin:56px 0 20px}
@media(max-width:900px){.pdp{grid-template-columns:1fr}}

/* ---------- Utilidades tema Vibrante (usadas solo si theme-b las activa) ---------- */
.diag-divider{height:64px;margin-top:-1px}

/* ---------- Nav / búsqueda responsive ---------- */
@media(max-width:900px){
  .main-nav{display:none}
  .ai-search{display:none}
  .nav-toggle{display:block}
  .header-bar{flex-wrap:wrap}
  .header-bar.nav-open .main-nav{display:flex;flex-direction:column;width:100%;order:5;gap:0;border-top:1px solid var(--border);padding-top:12px;margin-top:12px}
  .header-bar.nav-open .ai-search{display:block;width:100%;order:4;margin-top:12px;max-width:none}
  .header-bar.nav-open .main-nav a{padding:10px 0;border-bottom:1px solid var(--border)}
}