:root{
    --paper: #FFFFFF;
    --paper-deep: #F5F5F5;
    --card: #FFFFFF;
    --ink: #000000;
    --ink-soft: #4D4D4D;
    --line: #E0E0E0;
    --clay: #000000;
    --clay-deep: #000000;
    --moss: #1A1A1A;
    --moss-deep: #1A1A1A;
    --alert: #B3261E;
    --sticky-bg: #CCCCCC;
    --radius: 2px;
    --agotado-red: #7A1B14;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  /* Texto real del H1 para SEO/accesibilidad: visible para buscadores y
     lectores de pantalla, oculto visualmente para no alterar el diseño. */
  .sr-only{
    position:absolute;
    width:1px;height:1px;
    padding:0;margin:-1px;
    overflow:hidden;
    clip:rect(0,0,0,0);
    white-space:nowrap;
    border:0;
  }
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  a{color:inherit;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 28px;}

  /* ---------- HERO ---------- */
  header.hero{
    padding:64px 0 48px;
    border-bottom:1px solid var(--line);
    position:relative;
    overflow:hidden;
  }
  .eyebrow{
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--clay-deep);
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:22px;
  }
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--clay-deep);display:inline-block;}
  .nowrap{white-space:nowrap;}
  @media (max-width:640px){
    .eyebrow{flex-direction:column;align-items:flex-start;gap:4px;}
    .eyebrow-sep{display:none;}
  }
  h1.brand{
    font-family:'Fraunces',serif;
    font-weight:600;
    font-size:clamp(48px,9vw,104px);
    line-height:.92;
    margin:0 0 18px;
    letter-spacing:-.01em;
  }
  h1.brand em{font-style:italic;font-weight:400;color:var(--clay);}
  .brand-tagline{
    display:inline-block;
    font-size:clamp(18px,3.2vw,30px);
    font-weight:600;
    letter-spacing:0;
  }
  .hero-top{
    display:flex;
    align-items:flex-start;
    gap:56px;
    margin-bottom:30px;
  }
  .hero-top h1.brand{margin-bottom:0;flex-shrink:0;margin-left:36px;}
  .brand-logo-link{display:inline-block;line-height:0;text-decoration:none;}
  .brand-logo{
    height:clamp(75px,15.4vw,106px);
    width:auto;
    margin-bottom:6px;
  }
  /* Logo del hero 15% más grande en mobile (ajuste pedido por Mel) */
  @media (max-width:640px){
    .brand-logo{height:clamp(86px,17.7vw,106px);}
  }
  .hero-sub{
    max-width:560px;
    font-size:17px;
    line-height:1.6;
    color:var(--ink-soft);
    margin:0 0 14px;
  }
  .hero-sub:last-child{margin-bottom:0;}
  .hero-meta{
    display:flex;
    align-items:flex-start;
    gap:34px;
    flex-wrap:wrap;
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    color:var(--ink-soft);
  }
  .meta-divider{
    width:1px;
    align-self:stretch;
    background:var(--line);
    display:block;
  }
  @media (max-width:640px){.meta-divider{display:none;}}
  .hero-meta strong{
    display:block;
    font-family:'Fraunces',serif;
    font-size:26px;
    font-weight:600;
    color:var(--ink);
    margin-bottom:2px;
  }
  .cat-nav-link{text-decoration:none;}
  .cat-nav-link:hover{text-decoration:underline;}
  .hero-ig-link{
    display:block;
    text-decoration:none;
    color:var(--ink-soft);
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
  }
  .hero-ig-icon{
    display:flex;
    justify-content:center;
    color:var(--ink);
    margin-bottom:2px;
  }
  .hero-ig-link:hover{color:var(--ink);}
  .hero-ig-link:hover .hero-ig-icon{opacity:.7;}

  /* ---------- INTRO STRIP ---------- */
  .howto{
    padding:36px 0;
    border-bottom:1px solid var(--line);
  }
  .howto-item{font-size:14px;color:var(--ink-soft);line-height:1.55;}
  .howto-item .num{
    font-family:'IBM Plex Mono',monospace;
    color:var(--clay);
    font-weight:600;
    display:block;
    margin-bottom:6px;
    font-size:13px;
  }
  .howto-item b{color:var(--ink);}

  /* ---------- PRODUCT GRID ---------- */
  section.catalog{padding:56px 0 40px;}
  .catalog-head{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    margin-bottom:30px;
    gap:20px;
    flex-wrap:wrap;
  }
  .catalog-head h2{
    font-family:'Fraunces',serif;
    font-weight:600;
    font-size:32px;
    margin:0;
  }
  .catalog-head p{margin:6px 0 0;color:var(--ink-soft);font-size:14.5px;}
  /* Párrafo de cantidad de modelos en páginas individuales — 15% más grande (ajuste pedido por Mel) */
  .catalog-head p.catalog-count{font-size:16.7px;}
  .catalog-head .catalog-cta{margin-top:12px;}

  .category-tabs{display:flex;gap:8px;flex-wrap:wrap;}
  .tab{
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    letter-spacing:.03em;
    padding:9px 18px;
    background:transparent;
    border:1px solid var(--ink);
    color:var(--ink);
    cursor:pointer;
    border-radius:var(--radius);
  }
  .tab:hover{background:rgba(0,0,0,.06);}
  .tab.active{background:var(--ink);color:var(--paper);}

  .card.hidden{display:none;}

  /* Categoría todavía sin productos cargados (ver build.js, emptyCategoryHTML) */
  .empty-category{
    grid-column:1/-1;
    text-align:center;
    padding:70px 24px;
    color:var(--ink-soft);
    font-size:15px;
    line-height:1.7;
  }
  .empty-category a{color:var(--clay-deep);text-decoration:underline;text-underline-offset:2px;}

  .grid{
    display:grid;
    grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
    gap:22px;
  }

  .card{
    background:var(--card);
    border:1px solid var(--line);
    display:flex;
    flex-direction:column;
    overflow:hidden;
  }
  .card-photo{
    position:relative;
    aspect-ratio:3/4;
    overflow:hidden;
    background:#e9e2d2;
    touch-action:pan-y; /* deja pasar el scroll vertical y permite manejar el swipe horizontal por JS */
  }
  .card-photo img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block;}
  .card-code{
    position:absolute;
    top:12px;
    left:12px;
    font-family:'IBM Plex Mono',monospace;
    font-weight:600;
    font-size:13px;
    letter-spacing:.03em;
    background:var(--paper);
    color:var(--ink);
    padding:4px 9px;
    border:1px solid var(--ink);
    z-index:3;
  }
  .gallery-arrow{
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    width:32px;height:32px;
    background:rgba(255,255,255,.92);
    border:1px solid var(--ink);
    color:var(--ink);
    font-family:'IBM Plex Mono',monospace;
    font-size:15px;
    display:flex;align-items:center;justify-content:center;
    cursor:pointer;
    z-index:3;
    line-height:1;
    padding:0;
  }
  .gallery-arrow:hover{background:var(--clay);color:#fff;border-color:var(--clay);}
  .gallery-arrow.prev{left:10px;}
  .gallery-arrow.next{right:10px;}
  .gallery-dots{
    position:absolute;
    bottom:10px;left:0;right:0;
    display:none;justify-content:center;gap:6px;
    z-index:3;
  }
  .gallery-dots span{
    width:6px;height:6px;border-radius:50%;
    background:rgba(255,255,255,.55);
    border:1px solid rgba(0,0,0,.35);
    transition:background .15s ease;
  }
  .gallery-dots span.active{background:var(--clay);border-color:var(--clay);}
  .card-current-color{
    position:absolute;
    bottom:10px;left:12px;
    font-family:'IBM Plex Mono',monospace;
    font-size:11px;
    background:rgba(0,0,0,.78);
    color:#FFFFFF;
    padding:3px 8px;
    z-index:3;
    display:none;
  }
  .card[data-multi="1"] .card-current-color{display:block;}
  .card[data-multi="1"] .gallery-dots{display:flex;}
  .color-row{cursor:pointer;transition:background .15s ease;}
  .color-row:hover{background:rgba(0,0,0,.06);}
  .color-row.active{background:rgba(0,0,0,.08);}
  .color-row.active .color-name{color:var(--clay-deep);}
  .color-row.active .swatch{box-shadow:0 0 0 2px var(--clay);}
  .card-body{padding:18px 18px 16px;flex:1;display:flex;flex-direction:column;}
  .card-name{
    font-family:'Fraunces',serif;
    font-size:19px;
    font-weight:600;
    margin:0 0 3px;
  }
  .card-specs{
    font-size:12.5px;
    color:var(--ink-soft);
    margin:0 0 14px;
    line-height:1.5;
  }
  .card-price{
    font-family:'IBM Plex Mono',monospace;
    font-size:13.5px;
    color:var(--clay-deep);
    margin-bottom:14px;
    padding-bottom:14px;
    border-bottom:1px dashed var(--line);
  }
  .card-price .amount{font-weight:600;font-size:16px;}

  .color-row{
    display:grid;
    grid-template-columns:20px 1fr auto;
    align-items:center;
    gap:10px;
    padding:8px 0;
    border-bottom:1px solid var(--line);
  }
  .color-row:last-of-type{border-bottom:none;}
  .swatch{
    width:16px;height:16px;border-radius:50%;
    border:1px solid rgba(0,0,0,.25);
    flex-shrink:0;
  }
  .color-info{min-width:0;}
  .color-name{font-size:13px;font-weight:600;line-height:1.25;}
  .color-sku{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--ink-soft);}
  .qty-input{
    width:56px;
    padding:6px 4px;
    text-align:center;
    border:1px solid var(--line);
    background:var(--paper);
    color:var(--ink);
    font-family:'IBM Plex Mono',monospace;
    font-size:13px;
    border-radius:var(--radius);
  }
  .qty-input:focus{outline:2px solid var(--clay);outline-offset:1px;}

  .card-subtotal{
    margin-top:12px;
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;
    color:var(--ink-soft);
    display:flex;
    justify-content:space-between;
  }
  .card-subtotal .val{color:var(--ink);font-weight:600;}

  /* ---------- Colores agotados ---------- */
  .color-row.is-agotado{opacity:.5;}
  .color-row.is-agotado .swatch{filter:grayscale(1);}
  .agotado-tag{
    font-family:'IBM Plex Mono',monospace;
    font-size:10.5px;
    letter-spacing:.05em;
    text-transform:uppercase;
    color:var(--agotado-red);
    border:1px solid var(--agotado-red);
    border-radius:var(--radius);
    padding:5px 8px;
    white-space:nowrap;
  }
  .photo-dim{
    position:absolute;inset:0;background:rgba(0,0,0,0);
    transition:background .2s ease;z-index:2;pointer-events:none;
  }
  .card-photo.show-overlay .photo-dim{background:rgba(20,16,12,.4);}
  .stamp-plate{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-6deg);
    background:rgba(250,247,243,.94);border:2px solid var(--agotado-red);color:var(--agotado-red);
    font-family:'IBM Plex Mono',monospace;font-weight:600;
    font-size:14px;letter-spacing:.1em;text-transform:uppercase;text-align:center;
    padding:10px 16px;white-space:nowrap;z-index:3;
    opacity:0;pointer-events:none;transition:opacity .2s ease;
  }
  .card-photo.show-overlay .stamp-plate{opacity:1;}
  @media (max-width:640px){
    .stamp-plate{font-size:12px;padding:8px 12px;}
  }

  /* ---------- STICKY SUMMARY ---------- */
  .sticky-bar{
    position:fixed;
    left:0;right:0;bottom:0;
    background:var(--sticky-bg);
    color:#000000;
    z-index:40;
    box-shadow:0 -6px 20px rgba(0,0,0,.18);
    transform:translateY(100%);
    transition:transform .35s ease;
  }
  .sticky-bar.show{transform:translateY(0);}

  .whatsapp-float{
    position:fixed;
    right:22px;
    bottom:100px;
    width:58px;
    height:58px;
    border-radius:50%;
    background:#25D366;
    display:flex;
    align-items:center;
    justify-content:center;
    box-shadow:0 6px 18px rgba(0,0,0,.28);
    z-index:50;
    transition:transform .15s ease, box-shadow .15s ease;
  }
  .whatsapp-float:hover{transform:scale(1.07);box-shadow:0 8px 22px rgba(0,0,0,.34);}
  @media (max-width:640px){
    .whatsapp-float{right:16px;bottom:88px;width:52px;height:52px;}
    .whatsapp-float svg{width:26px;height:26px;}
  }

  /* Cucarda "Sujeto a disponibilidad": fija en pantalla, esquina opuesta
     al botón de WhatsApp para que no se choquen. */
  .badge-float{
    position:fixed;
    left:22px;
    bottom:100px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;
    letter-spacing:.05em;
    text-transform:uppercase;
    background:var(--ink);
    color:var(--paper);
    border-radius:20px;
    padding:9px 16px 9px 12px;
    box-shadow:0 6px 18px rgba(0,0,0,.22);
    z-index:50;
  }
  .badge-float::before{
    content:"";
    width:7px;
    height:7px;
    border-radius:50%;
    background:#FFC107;
    display:inline-block;
    flex-shrink:0;
  }
  @media (max-width:640px){
    .badge-float{left:16px;bottom:88px;font-size:11px;padding:8px 13px 8px 10px;}
  }
  .sticky-bar.force-hide{transform:translateY(100%) !important;}
  .sticky-inner{
    max-width:1180px;margin:0 auto;padding:12px 28px;
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  }
  .sticky-stats{display:flex;gap:26px;font-family:'IBM Plex Mono',monospace;font-size:13px;}
  .sticky-stats span{opacity:.7;display:block;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;}
  .sticky-stats strong{font-family:'Fraunces',serif;font-size:19px;font-weight:600;display:block;}
  .btn{
    font-family:'Inter',sans-serif;
    font-weight:600;
    font-size:14px;
    padding:11px 22px;
    border:none;
    cursor:pointer;
    border-radius:var(--radius);
    transition:opacity .15s ease, transform .15s ease;
    display:inline-block;
    text-decoration:none;
  }
  .btn:hover{opacity:.88;}
  .btn:active{transform:scale(.98);}
  .btn-clay{background:var(--clay);color:#fff;}
  .btn-moss{background:var(--paper);color:var(--moss-deep);}
  .btn-outline{background:transparent;color:inherit;border:1px solid currentColor;}

  /* ---------- ORDER FORM ---------- */
  section.order{
    background:var(--paper-deep);
    border-top:1px solid var(--line);
    padding:64px 0 100px;
  }
  .order-grid{
    display:grid;
    grid-template-columns:1.1fr 1fr;
    gap:48px;
  }
  @media (max-width:860px){.order-grid{grid-template-columns:1fr;}}

  .order h2{
    font-family:'Fraunces',serif;
    font-weight:600;
    font-size:30px;
    margin:0 0 8px;
  }
  .order-lead{color:var(--ink-soft);font-size:14.5px;margin:0 0 30px;max-width:460px;}

  .field{margin-bottom:18px;}
  .field label{
    display:block;font-size:12px;font-weight:600;
    text-transform:uppercase;letter-spacing:.06em;
    color:var(--ink-soft);margin-bottom:6px;
  }
  .field input{
    width:100%;
    padding:12px 14px;
    border:1px solid var(--line);
    background:var(--card);
    font-family:'Inter',sans-serif;
    font-size:14.5px;
    color:var(--ink);
    border-radius:var(--radius);
  }
  .field input:focus{outline:2px solid var(--clay);outline-offset:1px;}

  .summary-box{
    background:var(--card);
    border:1px solid var(--line);
    padding:22px 24px;
  }
  .summary-box h3{
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;letter-spacing:.08em;text-transform:uppercase;
    margin:0 0 14px;color:var(--ink-soft);
  }
  #summary-lines{
    font-size:13.5px;
    max-height:260px;
    overflow-y:auto;
    margin-bottom:16px;
  }
  #summary-lines .line{
    display:flex;justify-content:space-between;gap:10px;
    padding:7px 0;border-bottom:1px solid var(--line);
  }
  #summary-lines .empty{color:var(--ink-soft);font-style:italic;padding:8px 0;}
  #summary-lines .cat-title{
    font-family:'IBM Plex Mono',monospace;
    font-size:11px;letter-spacing:.06em;text-transform:uppercase;
    color:var(--ink-soft);
    padding:10px 0 4px;
  }
  #summary-lines .cat-title:first-child{padding-top:0;}
  #summary-lines .line-label{flex:1;}
  #summary-lines .line-right{display:flex;align-items:center;gap:10px;white-space:nowrap;}
  #summary-lines .line-remove{
    display:inline-flex;align-items:center;justify-content:center;
    width:24px;height:24px;padding:0;
    border:none;background:transparent;color:var(--ink-soft);
    cursor:pointer;border-radius:var(--radius);
  }
  #summary-lines .line-remove:hover{color:var(--alert);background:var(--paper-deep);}
  .summary-totals{border-top:2px solid var(--ink);padding-top:14px;}
  .summary-totals .row{display:flex;justify-content:space-between;font-family:'IBM Plex Mono',monospace;font-size:14px;margin-bottom:6px;}
  .summary-totals .row.big{font-size:19px;font-weight:600;font-family:'Fraunces',serif;}

  .send-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px;}
  .send-row .btn{padding:13px 28px;font-size:15px;}
  .send-alt{
    margin-top:12px;
    font-size:12.5px;
    color:var(--ink-soft);
    display:flex;
    align-items:center;
    gap:8px;
  }
  .send-alt a{
    color:var(--ink-soft);
    text-decoration:underline;
    text-underline-offset:2px;
    cursor:pointer;
  }
  .send-alt a:hover{color:var(--clay-deep);}
  .send-alt .dot{opacity:.5;}
  #form-msg{
    margin-top:14px;
    font-size:14.5px;
    font-weight:600;
    padding:0;
    min-height:1px;
    transition:padding .15s ease;
  }
  #form-msg:empty{padding:0;margin-top:0;}
  #form-msg.error{color:var(--alert);padding:12px 16px;background:rgba(179,38,30,.08);border:1px solid rgba(179,38,30,.3);border-radius:var(--radius);}
  #form-msg.ok{color:var(--moss-deep);padding:12px 16px;background:rgba(26,26,26,.06);border:1px solid rgba(26,26,26,.25);border-radius:var(--radius);}
  #form-msg .receipt-link{
    display:inline-block;margin-top:8px;
    background:none;border:none;padding:0;
    font:inherit;font-weight:600;color:inherit;
    text-decoration:underline;text-underline-offset:2px;
    cursor:pointer;
  }
  #form-msg .receipt-link:hover{opacity:.75;}

  footer{
    padding:30px 0 90px;
    font-size:12px;
    color:var(--ink-soft);
    text-align:center;
    font-family:'IBM Plex Mono',monospace;
  }
  .footer-text{margin:0;}
  .footer-nav{margin:10px 0 0;}
  .footer-nav a{color:inherit;text-decoration:underline;text-underline-offset:2px;}
  .footer-nav a:hover{color:var(--ink);}
  .footer-social{
    display:flex;
    justify-content:center;
    align-items:center;
    gap:24px;
    margin-top:14px;
  }
  .footer-social-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--ink-soft);
    text-decoration:none;
    font-family:'IBM Plex Mono',monospace;
    font-size:14.5px;
  }
  .footer-social-link:hover{color:var(--ink);}

  .howto-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:28px;
  }

  @media (max-width:860px){
    .hero-top{flex-direction:column;align-items:flex-start;gap:24px;}
  }
  @media (max-width:640px){
    .hero-meta{gap:22px;}
  }

  /* ---------- PÁGINA "CÓMO COMPRAR AL POR MAYOR" ---------- */
  .info-section{padding:48px 0;border-bottom:1px solid var(--line);}
  .info-section:last-of-type{border-bottom:none;}
  .info-section h2{
    font-family:'Fraunces',serif;
    font-weight:600;
    font-size:30px;
    margin:0 0 10px;
  }
  .info-section > .wrap > p{
    color:var(--ink-soft);
    font-size:15px;
    line-height:1.65;
    max-width:640px;
    margin:0 0 12px;
  }
  .info-steps{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:24px;
    margin-top:26px;
  }
  .info-steps .howto-item{font-size:14.5px;}
  .info-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:24px;
    margin-top:26px;
  }
  .info-card{
    background:var(--card);
    border:1px solid var(--line);
    padding:22px 24px;
  }
  .info-card h3{
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;letter-spacing:.06em;text-transform:uppercase;
    margin:0 0 10px;color:var(--ink-soft);
  }
  .info-card p{margin:0;font-size:14.5px;line-height:1.6;color:var(--ink);}
  .faq-list{margin-top:26px;max-width:760px;}
  .faq-item{border-bottom:1px solid var(--line);padding:16px 0;}
  .faq-item:first-child{border-top:1px solid var(--line);}
  .faq-item summary{
    cursor:pointer;
    font-weight:600;
    font-size:15.5px;
    list-style:none;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";
    font-family:'IBM Plex Mono',monospace;
    font-size:18px;
    flex-shrink:0;
    transition:transform .15s ease;
  }
  .faq-item[open] summary::after{transform:rotate(45deg);}
  .faq-item p{margin:12px 0 0;font-size:14.5px;line-height:1.6;color:var(--ink-soft);}
  .info-cta{padding:8px 0 0;}