:root{
  /* dark luxe */
  --bg:#0b0c10;
  --panel:#111319;
  --panel-2:#0f1218;
  --card:#151924;
  --text:#e7e9ee;
  --muted:#9aa3af;
  --brand:#7dd3fc;    /* cyan */
  --accent:#a78bfa;   /* violet */
  --good:#10b981;
  --warn:#f59e0b;
  --danger:#ef4444;
  --border:#202636;
  --ring:#334155;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

/* Header / Footer */
.header{
  position:sticky;top:0;z-index:20;background:rgba(11,12,16,.75);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--border)
}
.container{max-width:1200px;margin:0 auto;padding:18px 20px}
.nav{display:flex;align-items:center;justify-content:space-between}
.brand{
  font-weight:800;letter-spacing:.2px;font-size:1.1rem;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.nav a{color:var(--muted);margin-left:18px}
.footer{border-top:1px solid var(--border);color:var(--muted);padding:24px 0;margin-top:40px}

/* Flash message */
.flash{margin:14px 0;padding:12px 14px;border-radius:10px;background:#0f1d2a;border:1px solid #16324a;color:#bfe3ff}

/* Home */
.page-title{margin:8px 0 2px;font-size:1.6rem;font-weight:800}
.page-sub{color:var(--muted);margin:0 0 10px}
.grid{
  display:grid;gap:18px;margin-top:16px;
  grid-template-columns:repeat(auto-fill,minmax(240px,1fr))
}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden;
  transition:transform .15s ease, border-color .15s ease, box-shadow .15s ease
}
.card:hover{transform:translateY(-2px);border-color:#2a3245;box-shadow:0 6px 24px rgba(0,0,0,.35)}
.card img{width:100%;height:180px;object-fit:cover;background:#0e1118}
.card-body{padding:12px}
.card-title{margin:10px 0 6px}
.price{font-weight:800}

/* Product page */
.product{display:flex;gap:24px;flex-wrap:wrap;align-items:flex-start}
.product .media{flex:1 1 440px;max-width:560px}
.product .media img{
  width:100%;height:auto;max-height:560px;object-fit:cover;border-radius:14px;border:1px solid var(--border);background:#0e1118
}
.product .details{flex:1 1 280px;min-width:280px;max-width:520px}
.hint{color:var(--muted);font-size:.9rem}

/* Forms & tables */
label{display:block;margin:10px 0 6px;color:var(--muted)}
input[type=text],input[type=email],input[type=password],input[type=number],textarea{
  width:100%;padding:12px;border-radius:12px;border:1px solid var(--border);background:#0f1219;color:var(--text)
}
input[type=file]{color:var(--muted)}
.table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.table th,.table td{padding:12px;border-bottom:1px solid var(--border);text-align:left}
.table th{color:var(--muted);background:#0f1219}
.table tr:last-child td{border-bottom:none}
.thumb{width:48px;height:48px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}

/* Buttons */
.btn{
  display:inline-block;padding:10px 14px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#0b0c10;font-weight:800;border:none;cursor:pointer
}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn.danger{background:var(--danger);color:#fff}
.btn.link{background:transparent;color:var(--brand);padding:0}

/* --- Admin Dashboard --- */
.admin-wrap{display:grid;grid-template-columns:220px 1fr;gap:20px;max-width:none}
.sidebar{
  height:calc(100vh - 70px);position:sticky;top:70px;padding:18px;background:var(--panel-2);
  border-right:1px solid var(--border)
}
.sb-title{font-weight:800;color:#cbd5e1;margin-bottom:8px}
.sb-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:#cbd5e1}
.sb-link:hover{background:#0e141e}
.sb-foot{position:absolute;bottom:18px;left:18px;right:18px;color:var(--muted);font-size:.9rem}

.main{
  padding:0 20px 20px 0;
}
.kpis{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:10px 0 18px;
}
.tile{
  background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:14px;
}
.tile h4{margin:0 0 8px;font-size:.95rem;color:var(--muted)}
.tile .big{font-size:1.6rem;font-weight:800}
.cards-2{display:grid;grid-template-columns:2fr 1fr;gap:16px}
.panel{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:14px}
.panel h3{margin:0 0 10px}
.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:4px 0 10px}
.search{flex:1}
.search input{width:100%;padding:10px 12px;border-radius:12px;border:1px solid var(--border);background:#0f1219;color:var(--text)}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;background:#0e141e;color:#9aa3af;border:1px solid var(--border);font-size:.8rem}