/* Estilos minimalistas y responsivos */
:root{
  --bg:#0f1220;
  --card:#11162a;
  --muted:#7b86a7;
  --text:#e6ebff;
  --accent:#3ae6b2;
  --accent-2:#5fd1ff;
  --danger:#ff6b6b;
  --border:#1c2140;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, sans-serif;
  background: radial-gradient(1000px 600px at 10% -10%, rgba(63,228,178,.15), transparent 60%),
              radial-gradient(1000px 600px at 90% -10%, rgba(95,209,255,.12), transparent 60%),
              var(--bg);
  color:var(--text);
}

.topbar{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  gap:1rem; padding:.8rem 1rem; background:#0c0f1aee; backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:.6rem}
.brand .logo{font-size:1.4rem}
.brand h1{margin:0;font-size:1.1rem;font-weight:600;letter-spacing:.3px}

.actions{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}
.actions input,.actions select{background:var(--card);border:1px solid var(--border);color:var(--text);padding:.5rem .7rem;border-radius:.6rem;outline:none}
.btn{border:1px solid var(--border); background:var(--card); color:var(--text); padding:.55rem .9rem; border-radius:.7rem; cursor:pointer; box-shadow:var(--shadow);}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:#0b0f1a; font-weight:700; border:none}
.btn.ghost{background:transparent}

.container{display:grid;grid-template-columns:280px 1fr; gap:1rem; padding:1rem; max-width:1200px; margin:0 auto}
.sidebar{background:rgba(12,16,30,.6); border:1px solid var(--border); border-radius:1rem; padding:1rem; box-shadow:var(--shadow)}
.sidebar h2{margin:.2rem 0 .6rem}
.filter{margin:.7rem 0}
.form{display:grid;gap:.6rem;margin-top:.4rem}
.form input{background:var(--card);border:1px solid var(--border);color:var(--text);padding:.55rem .7rem;border-radius:.6rem;outline:none}

.content{min-height:60vh}
.status{opacity:.8; padding:1rem}
.grid{display:grid; grid-template-columns: repeat(1, minmax(0, 1fr)); gap:1rem}
@media(min-width:700px){ .grid{grid-template-columns: repeat(2, minmax(0, 1fr));} }
@media(min-width:980px){ .grid{grid-template-columns: repeat(3, minmax(0, 1fr));} }

.card{background:linear-gradient(180deg, rgba(17,22,42,.95), rgba(14,18,34,.95)); border:1px solid var(--border); border-radius:1rem; overflow:hidden; box-shadow:var(--shadow); display:flex; flex-direction:column}
.card .thumb{aspect-ratio: 16/10; background:#0d1328; display:grid; place-items:center; font-size:2rem}
.card .body{padding:.8rem}
.card .title{font-size:1rem; font-weight:700; margin:0 0 .3rem}
.card .desc{font-size:.9rem; color:var(--muted); margin:.4rem 0 .6rem; min-height:3.2rem}
.badge{font-size:.75rem; padding:.15rem .5rem; border:1px solid var(--border); border-radius:999px; color:var(--muted)}

.card .row{display:flex; align-items:center; justify-content:space-between; gap:.5rem}
.price{font-weight:800; letter-spacing:.3px}
.old{color:var(--muted); text-decoration:line-through; font-weight:400; margin-left:.3rem}

.icon-btn{background:transparent; border:1px solid var(--border); color:var(--text); padding:.4rem .6rem; border-radius:.6rem; cursor:pointer}

.drawer{
  position:fixed; top:0; right:-420px; width:420px; max-width:100vw; height:100%;
  background:#0b0f1a; border-left:1px solid var(--border);
  box-shadow:var(--shadow); transition:right .25s ease; display:flex; flex-direction:column
}
.drawer.open{ right:0 }
.drawer-header{display:flex; align-items:center; justify-content:space-between; padding:1rem; border-bottom:1px solid var(--border)}
.drawer-body{flex:1; overflow:auto; padding:1rem; display:grid; gap:.8rem}
.drawer-footer{padding:1rem; border-top:1px solid var(--border); display:grid; gap:.6rem}
.drawer .item{display:grid; grid-template-columns: 64px 1fr auto; gap:.6rem; align-items:center; background:var(--card); border:1px solid var(--border); border-radius:.8rem; padding:.5rem}
.item img{width:64px; height:64px; object-fit:cover; border-radius:.4rem}
.item .name{font-weight:600; margin:0}
.qty{display:flex; gap:.3rem; align-items:center}
.qty button{width:28px;height:28px; border-radius:.4rem}
.totals{display:flex; align-items:center; justify-content:space-between}
.totals.small{opacity:.8}

.footer{max-width:1200px; margin:2rem auto; padding:1rem; opacity:.8; text-align:center}