:root{
    --navy:#f4f6fa; --panel:#ffffff;
    --cyan:#00d9ff; --blue:#3b82f6; --violet:#7c3aed;
    --white:#0b1220; --gray:#5b6472; --line:rgba(11,18,32,0.10);
    --orange:#ff7a00; --green:#22c55e; --red:#ef4444;
    --light:#ffffff; --ink:#0b1220; --ink-gray:#5b6472;
    box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
  }
  *{box-sizing:inherit;margin:0;padding:0;}
  html{scroll-behavior:smooth;scroll-padding-top:70px;}
  body{background:var(--navy);color:var(--white);font-family:'Inter',sans-serif;line-height:1.5;}
  h1,h2,h3{font-family:'Space Grotesk',sans-serif;font-weight:700;letter-spacing:-0.01em;}
  a{color:inherit;text-decoration:none;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:8px;font-weight:600;font-size:0.92rem;
    background:linear-gradient(90deg,var(--blue),var(--cyan));color:#04101a;border:none;cursor:pointer;transition:box-shadow .25s,transform .25s;}
  .btn:hover{box-shadow:0 0 22px rgba(59,130,246,.4);transform:translateY(-1px);}
  .btn.ghost{background:transparent;border:1px solid var(--line);color:var(--white);}
  .btn.ghost:hover{border-color:var(--cyan);}
  .btn.buy{background:var(--orange);color:#fff;}
  .btn.buy:hover{box-shadow:0 0 22px rgba(255,122,0,.5);}
  .trust-bar{display:flex;justify-content:center;gap:34px;flex-wrap:wrap;padding:16px 0;border-bottom:1px solid var(--line);}
  .trust-item{display:flex;align-items:center;gap:8px;font-size:0.82rem;color:var(--gray);}
  .trust-item svg{color:var(--green);flex-shrink:0;}
  .sub{color:var(--gray);}

  header{position:fixed;top:0;left:0;right:0;z-index:50;padding:14px 0;background:rgba(255,255,255,0.75);
    backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding-top:calc(14px + env(safe-area-inset-top,0px));}
  nav{display:flex;align-items:center;justify-content:space-between;}
  .brand{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.05rem;}
  .brand span{color:#0077a8;}
  .crumb{font-size:0.82rem;color:var(--gray);}
  .crumb b{color:var(--white);font-weight:500;}
  .crumb a:hover{color:#0077a8;}
  @media(max-width:560px){.crumb{display:none;} nav .btn{padding:10px 16px;font-size:0.85rem;}}

  .head{position:relative;padding:120px 0 60px;overflow:hidden;}
  .head::before{content:'';position:absolute;inset:0;
    background:radial-gradient(circle at 20% 20%,rgba(59,130,246,.25),transparent 45%),
               radial-gradient(circle at 80% 60%,rgba(139,92,246,.22),transparent 45%),
               var(--navy);z-index:-1;}
  .head h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:10px;}
  .head p{max-width:520px;color:var(--gray);margin-bottom:4px;}

  .sec{padding:56px 0;}
  .sec-head{margin-bottom:26px;}
  .sec-head h2{font-size:clamp(1.4rem,2.6vw,1.8rem);}

  .brands-row{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
  @media(max-width:900px){.brands-row{grid-template-columns:repeat(3,1fr);}}
  @media(max-width:560px){.brands-row{grid-template-columns:repeat(2,1fr);}}
  .brand-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:22px 14px;text-align:center;
    cursor:pointer;transition:transform .22s,box-shadow .22s,border-color .22s;}
  .brand-card:hover,.brand-card.active{transform:translateY(-3px);border-color:var(--cyan);box-shadow:0 0 20px rgba(34,211,238,.18);}
  .brand-card h3{font-size:1rem;margin-bottom:4px;}
  .brand-card span{font-size:0.78rem;color:var(--gray);}

  .filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
  .filters select{background:var(--panel);color:var(--white);border:1px solid var(--line);border-radius:8px;
    padding:9px 12px;font-size:0.85rem;font-family:'Inter',sans-serif;}
  .filters .clear{font-size:0.85rem;color:#0077a8;cursor:pointer;align-self:center;}

  .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
  @media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr);}}
  @media(max-width:560px){.grid-4{grid-template-columns:1fr;}}
  .product-card{background:var(--light);border:1px solid rgba(11,18,32,.08);border-radius:12px;overflow:hidden;color:var(--ink);
    transition:transform .25s,box-shadow .25s,opacity .2s;}
  .product-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,217,255,.22);}
  .product-card.hidden{display:none;}
  .product-thumb{aspect-ratio:1/0.85;background:#e9edf3;
    display:flex;align-items:center;justify-content:center;color:var(--ink-gray);font-size:0.8rem;border-bottom:1px solid rgba(11,18,32,.08);}
  .product-body{padding:16px;}
  .tag-row{display:flex;gap:6px;margin-bottom:8px;}
  .tag{font-size:0.7rem;font-weight:600;color:var(--ink-gray);border:1px solid rgba(11,18,32,.15);padding:2px 8px;border-radius:5px;}
  .tag.estado{color:#04101a;background:var(--cyan);border:none;font-weight:700;}
  .product-body h3{font-size:0.98rem;color:var(--ink);margin-bottom:4px;}
  .product-body .price{font-weight:800;font-size:1.15rem;color:var(--ink);margin:8px 0 14px;}
  .product-body .btn{width:100%;justify-content:center;padding:10px;font-size:0.86rem;}
  .empty-msg{color:var(--gray);text-align:center;padding:40px 0;display:none;}

  .help{display:flex;gap:36px;align-items:center;flex-wrap:wrap;background:var(--panel);border:1px solid var(--line);
    border-radius:14px;padding:34px;}
  .help-text{flex:1;min-width:260px;}
  .help-text h2{font-size:1.4rem;margin-bottom:10px;}

  .cta-final{padding:56px 0;text-align:center;border-top:1px solid var(--line);
    background:radial-gradient(ellipse at center,rgba(139,92,246,.1),transparent 65%);}
  .cta-final h2{font-size:clamp(1.4rem,2.8vw,1.9rem);margin-bottom:10px;}
  footer{padding:30px 0;border-top:1px solid var(--line);text-align:center;color:var(--gray);font-size:0.8rem;}
  @media (prefers-reduced-motion: reduce){*{transition:none!important;scroll-behavior:auto!important;}}

  /* TARJETAS DESDE LA BASE DE DATOS */
  .thumb-brand{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.3rem;color:#475467;letter-spacing:.02em;}
  .p-brand{font-size:0.74rem;font-weight:600;color:var(--ink-gray);text-transform:uppercase;letter-spacing:.06em;margin-bottom:2px;}
  .p-specs{font-size:0.82rem;color:var(--ink-gray);}
  .tag.estado.exhibicion{background:var(--violet);color:#fff;}
  .tag.estado.reacond{background:#ffffff;color:#0077a8;}
  .product-card{display:flex;flex-direction:column;}
  .product-body{display:flex;flex-direction:column;flex:1;}
  .product-body .btn{margin-top:auto;}  .filters input[type=search]{background:var(--panel);color:var(--white);border:1px solid var(--line);border-radius:8px;
    padding:9px 12px;font-size:0.85rem;font-family:'Inter',sans-serif;min-width:220px;flex:1;max-width:320px;}
  .filters input[type=search]:focus,.filters select:focus{outline:none;border-color:var(--cyan);}
  .result-count{font-size:0.85rem;color:var(--gray);margin:-12px 0 18px;}
  .more-wrap{text-align:center;margin-top:28px;}
  .brand-card small{display:block;font-size:0.72rem;color:#0077a8;margin-top:2px;}  .filters select option{color:#0b1220;}
  .product-body h3 a:hover{color:#0077a8;}
  @media(max-width:560px){.filters input[type=search]{flex:1 1 100%;max-width:none;} .filters select{flex:1 1 calc(50% - 5px);min-width:0;}}

  /* ===== MICRO-ZOOM AL PASAR EL MOUSE (solo en equipos con mouse) ===== */
  .product-card,.brand-card,.acc-card,.cat-block,.spec,.sug{
    transition:transform .28s cubic-bezier(.22,.61,.36,1),box-shadow .28s ease,border-color .2s ease;backface-visibility:hidden;}
  .product-card:hover{transform:none;box-shadow:none;}
  .brand-card:hover,.brand-card.active,.acc-card:hover,.acc-card.active,.cat-block:hover,.spec:hover,.sug:hover{transform:none;}
  .hero-img-wrap img{transition:transform .35s cubic-bezier(.22,.61,.36,1);}
  @media (hover:hover) and (pointer:fine){
    .product-card:hover{transform:scale(1.04);position:relative;z-index:2;box-shadow:0 16px 36px rgba(0,217,255,.2);}
    .brand-card:hover,.acc-card:hover,.cat-block:hover,.sug:hover{transform:scale(1.04);}
    .spec:hover{transform:scale(1.03);}
    .hero-img-wrap:hover img{transform:scale(1.03);}
  }
  @media (prefers-reduced-motion: reduce){.product-card:hover,.brand-card:hover,.acc-card:hover,.cat-block:hover,.spec:hover,.sug:hover,.hero-img-wrap:hover img{transform:none!important;}}

  /* ===== LOGOS OFICIALES DE MARCA — cápsula "liquid glass" ===== */
  .brand-logo{display:block;flex-shrink:0;width:auto;position:relative;z-index:1;}
  .product-thumb{position:relative;}
  .thumb-logo{position:absolute;top:12px;left:12px;}
  .logo-chip,.thumb-logo{display:inline-flex;align-items:center;justify-content:center;line-height:0;}
  .logo-chip{min-height:36px;padding:8px 14px;}
  .thumb-logo{padding:6px 11px;}
  .brand-card .logo-chip{margin-bottom:10px;}
  .pd-logo{margin-bottom:12px;}

  /* Vidrio: translúcido, desenfoca lo de atrás, brillo arriba y un leve reflejo del color de la marca */
  .glass{position:relative;isolation:isolate;overflow:hidden;border-radius:14px;
    background:linear-gradient(145deg,rgba(255,255,255,.86) 0%,rgba(255,255,255,.58) 55%,rgba(255,255,255,.72) 100%);
    -webkit-backdrop-filter:blur(12px) saturate(180%);backdrop-filter:blur(12px) saturate(180%);
    border:1px solid rgba(11,18,32,.75);
    box-shadow:inset 0 1px 0 rgba(11,18,32,.95),inset 0 -1px 1px rgba(11,18,32,.35),
               inset 0 0 14px rgba(11,18,32,.45),0 6px 16px rgba(244,246,250,.16),
               0 4px 14px -4px color-mix(in srgb,var(--brand,#00d9ff) 35%,transparent);}
  .glass::before{content:'';position:absolute;z-index:0;left:6%;right:6%;top:1px;height:48%;border-radius:12px 12px 40% 40%;
    background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(255,255,255,0));opacity:.55;pointer-events:none;}
  .glass::after{content:'';position:absolute;z-index:2;top:-20%;bottom:-20%;width:40%;left:-60%;pointer-events:none;
    background:linear-gradient(100deg,transparent,rgba(255,255,255,.75),transparent);transform:skewX(-18deg);
    transition:left .7s cubic-bezier(.22,.61,.36,1);}
  .glass .brand-logo{filter:drop-shadow(0 1px 0 rgba(11,18,32,.6));}
  @media (hover:hover) and (pointer:fine){
    .product-card:hover .glass::after,.brand-card:hover .glass::after,.pd-logo:hover .glass::after{left:130%;}
  }
  @media (prefers-reduced-motion: reduce){.glass::after{display:none;}}
  .brand-card .glass,.pd-logo .glass{background:linear-gradient(145deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.84) 55%,rgba(255,255,255,.92) 100%);}

  /* ===== BANNER CON IMAGEN (Diseño A aprobado) =====
     La imagen (1919×820) se ajusta a la altura del banner y se alinea a la derecha: el portátil nunca se recorta.
     En pantallas muy anchas el lado izquierdo se completa con el mismo azul casi negro de la imagen. */
  .head.bn-img{--h:clamp(400px,34vw,580px);--fill:#01040c;
    height:var(--h);margin-top:62px;padding:0;display:flex;align-items:center;background-color:var(--fill);}
  .head.bn-portatiles{background:
      linear-gradient(90deg,var(--fill) calc(100% - var(--h)*2.34),rgba(1,4,12,0) calc(100% - var(--h)*2.34 + 260px)),
      linear-gradient(90deg,rgba(1,4,12,.55) 0%,rgba(1,4,12,0) 45%),
      url(../img/banners/portatiles.webp) right center / auto 100% no-repeat,
      var(--fill);}
  .head.bn-img::before{display:none;}
  .head.bn-img .wrap{width:100%;}
  .head.bn-img .wrap > *{max-width:470px;}
  .head.bn-img h1{font-size:clamp(2.3rem,4.6vw,3.4rem);letter-spacing:-.02em;text-shadow:0 2px 20px rgba(0,0,0,.5);}
  .head.bn-img p{color:#b8c1d0;}
  @media(max-width:760px){
    .head.bn-img{height:auto;padding:34px 0 250px;align-items:flex-start;}
    .head.bn-portatiles{background:
        linear-gradient(180deg,var(--fill) 0%,var(--fill) calc(100% - 250px),rgba(1,4,12,0) calc(100% - 170px)),
        url(../img/banners/portatiles.webp) right bottom / auto 250px no-repeat,
        var(--fill);}
    .head.bn-img .wrap > *{max-width:none;}
  }

  /* ===== FOTO REAL DEL PRODUCTO (cuando el producto tiene imagen) ===== */
  .product-thumb.has-img{background:#ffffff;}
  .product-thumb .thumb-img{max-width:78%;max-height:80%;width:auto;height:auto;object-fit:contain;display:block;}