@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@500;600;700&display=swap');

:root{
  --bg:#0a0a0a; --s0:#050505; --s1:#151515; --s2:#1d1d1d; --s3:#262626;
  --tx:#f5f5f4; --tx2:#a3a3a1; --tx3:#6b6b69;
  --brd:#272727; --brd2:#3c3c3c;
  --red:#ff1f3d; --red-dk:#c4102b; --red-glow:rgba(255,31,61,.4);
  --r:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:
    radial-gradient(1100px 560px at 85% -12%, rgba(255,31,61,.14), transparent 55%),
    radial-gradient(700px 400px at -5% 30%, rgba(255,31,61,.06), transparent 60%),
    var(--bg);
  color:var(--tx);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  line-height:1.5;
}
a{color:inherit;text-decoration:none}

/* TOPBAR */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;background:rgba(5,5,5,.75);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--brd);flex-wrap:wrap;gap:12px;
  position:sticky;top:0;z-index:20;
}
.brand{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand span{color:var(--red);text-shadow:0 0 22px var(--red-glow)}
.nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.nav a{color:var(--tx2);font-size:14px;font-weight:500;transition:color .15s}
.nav a:hover,.nav a.active{color:var(--tx)}
.link-admin{
  border:1px solid var(--brd);padding:9px 16px;border-radius:9px;font-weight:600;font-size:13px;
  transition:border-color .15s,color .15s,background .15s;
}
.link-admin:hover{border-color:var(--brd2);color:var(--tx);background:var(--s2)}
.btn-cotizador{
  background:linear-gradient(135deg,var(--red),var(--red-dk));color:#fff!important;
  padding:10px 18px;border-radius:9px;font-weight:700;font-size:13px;
  box-shadow:0 6px 22px var(--red-glow);transition:transform .15s,box-shadow .15s;
}
.btn-cotizador:hover{transform:translateY(-1px);box-shadow:0 10px 30px var(--red-glow)}

/* HERO */
.hero{
  padding:96px 24px 72px;text-align:center;position:relative;
  background-image:linear-gradient(180deg,rgba(10,10,10,.45),rgba(10,10,10,.92)),url('../images/hero-bg.jpg');
  background-size:cover;background-position:center;background-repeat:no-repeat;
}
.hero-content{max-width:760px;margin:0 auto;position:relative}
.hero h1{
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(28px,4.6vw,44px);font-weight:700;letter-spacing:-.01em;margin-bottom:14px;
  color:#fff;text-shadow:0 2px 24px rgba(0,0,0,.6);
}
.hero p{color:var(--tx2);font-size:15.5px;max-width:520px;margin:0 auto;text-shadow:0 2px 12px rgba(0,0,0,.5)}

/* FILTROS */
.catalogo{max-width:1200px;margin:0 auto;padding:12px 24px 72px}
.filtros{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.filtro-btn{
  background:var(--s1);border:1px solid var(--brd);color:var(--tx2);
  padding:9px 18px;border-radius:99px;font-size:13px;font-weight:600;
  cursor:pointer;transition:.15s;
}
.filtro-btn:hover{border-color:var(--brd2);color:var(--tx)}
.filtro-btn.active{
  background:linear-gradient(135deg,var(--red),var(--red-dk));border-color:var(--red);color:#fff;
  box-shadow:0 4px 16px var(--red-glow);
}

/* GRID */
.grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));
  gap:22px;
}
.grid-vacio{text-align:center;color:var(--tx3);padding:48px 0}

.card{
  background:var(--s1);border:1px solid var(--brd);border-radius:var(--r);
  overflow:hidden;cursor:pointer;transition:transform .2s,border-color .2s,box-shadow .2s;
  display:flex;flex-direction:column;position:relative;
}
.card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--red),transparent);
  opacity:0;transition:opacity .2s;
}
.card:hover{transform:translateY(-4px);border-color:var(--brd2);box-shadow:0 16px 40px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card-img{
  aspect-ratio:4/3;width:100%;background:var(--s2);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
  color:var(--tx3);font-size:13px;text-align:center;
}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-body{padding:16px 18px;display:flex;flex-direction:column;gap:5px;flex:1}
.card-cat{color:var(--red);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.card-nombre{font-family:'Space Grotesk',sans-serif;font-size:16px;font-weight:600;letter-spacing:-.005em}
.card-desc{color:var(--tx2);font-size:13px;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-precio{font-weight:800;font-size:17px;margin-top:8px}
.card-precio small{color:var(--tx3);font-weight:400;font-size:11px}

/* MODAL */
.modal{
  position:fixed;inset:0;background:rgba(0,0,0,.78);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;padding:20px;z-index:50;
}
.modal[hidden]{display:none}
.modal-content{
  background:var(--s1);border:1px solid var(--brd);border-radius:18px;
  max-width:640px;width:100%;max-height:90vh;overflow-y:auto;position:relative;
  display:flex;flex-direction:column;box-shadow:0 30px 80px rgba(0,0,0,.6);
}
.modal-cerrar{
  position:absolute;top:14px;right:14px;background:var(--s2);border:none;color:var(--tx);
  width:34px;height:34px;border-radius:50%;font-size:20px;cursor:pointer;z-index:2;transition:background .15s;
}
.modal-cerrar:hover{background:var(--s3)}
.modal-imagen{aspect-ratio:16/9;background:var(--s2);display:flex;align-items:center;justify-content:center;color:var(--tx3)}
.modal-imagen img{width:100%;height:100%;object-fit:cover}
.modal-info{padding:22px 26px 26px}
.modal-categoria{color:var(--red);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.modal-info h2{font-family:'Space Grotesk',sans-serif;margin:8px 0 12px;font-size:22px;font-weight:700;letter-spacing:-.01em}
.modal-info p{color:var(--tx2);font-size:14px;margin-bottom:18px;line-height:1.6}
.modal-precio{font-size:24px;font-weight:800}

/* FOOTER */
.footer{padding:28px;text-align:center;color:var(--tx3);font-size:12px;border-top:1px solid var(--brd)}