/* ===== Monitor de Competencia — panel ===== */
:root{
  --bg:#f1f5f9; --panel:#ffffff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --brand:#2563eb; --brand-d:#1d4ed8; --ok:#16a34a; --warn:#b45309; --danger:#dc2626;
  --sidebar:#0f172a; --sidebar-ink:#cbd5e1; --radius:12px;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{margin:0}

/* ---- Layout ---- */
.sidebar{position:fixed;top:0;left:0;width:230px;height:100vh;background:var(--sidebar);
  color:var(--sidebar-ink);display:flex;flex-direction:column;padding:18px 0;z-index:20}
.brand{font-weight:700;font-size:1.15rem;color:#fff;padding:0 20px 18px}
.brand span{display:block;font-size:.7rem;color:#64748b;font-weight:500;text-transform:uppercase;letter-spacing:.1em}
.sidebar nav{display:flex;flex-direction:column;gap:2px;padding:0 10px;flex:1}
.sidebar nav a{color:var(--sidebar-ink);padding:10px 14px;border-radius:8px;font-weight:500}
.sidebar nav a:hover{background:#1e293b;text-decoration:none}
.sidebar nav a.active{background:var(--brand);color:#fff}
.sidebar-foot{padding:14px 20px 0;border-top:1px solid #1e293b;margin-top:10px;
  display:flex;justify-content:space-between;align-items:center;font-size:.85rem}
.sidebar-foot .logout{color:#f87171}

.content{margin-left:230px;min-height:100vh;display:flex;flex-direction:column}
.topbar{background:var(--panel);border-bottom:1px solid var(--line);padding:16px 28px;
  display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:10}
.topbar h1{font-size:1.25rem}
.hamburger{display:none;font-size:1.4rem;cursor:pointer}
.container{padding:24px 28px;flex:1}
.foot{padding:18px 28px;color:var(--muted);font-size:.8rem;border-top:1px solid var(--line)}

/* ---- KPIs ---- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin-bottom:24px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;
  display:flex;flex-direction:column;gap:4px}
.kpi-num{font-size:1.9rem;font-weight:700}
.kpi-green{color:var(--ok)} .kpi-red{color:var(--danger)}
.kpi-lbl{color:var(--muted);font-size:.82rem}

/* ---- Cards ---- */
.section-title{margin:8px 0 14px;font-size:1.05rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.card-head h3{font-size:1.1rem}
.mini{width:100%;border-collapse:collapse;font-size:.9rem}
.mini td{padding:5px 0;border-bottom:1px solid var(--line)}
.mini td:last-child{text-align:right}
.card-actions{margin-top:14px;display:flex;gap:8px}

/* ---- Botones ---- */
.btn{display:inline-block;background:var(--brand);color:#fff;border:none;border-radius:8px;
  padding:9px 16px;font-size:.88rem;font-weight:600;cursor:pointer}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn-sm{padding:6px 12px;font-size:.8rem}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--bg)}
.tag{background:#eef2ff;color:#3730a3;font-size:.7rem;padding:3px 9px;border-radius:999px;font-weight:600}

/* ---- Badges ---- */
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:.75rem;font-weight:600}
.badge-ok{background:#dcfce7;color:#166534}
.badge-warn{background:#fef3c7;color:#92400e}
.badge-danger{background:#fee2e2;color:#991b1b}
.badge-muted{background:#f1f5f9;color:#475569}

/* ---- Filtros / toolbar ---- */
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:16px}
.filters input,.filters select{padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:.88rem}
.filters .w-sm{width:90px}
.filters .chk{display:flex;align-items:center;gap:6px;color:var(--muted)}
.site-selector{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.site-selector select{padding:8px 12px;border:1px solid var(--line);border-radius:8px;font-weight:600}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}

/* ---- Tablas de datos ---- */
.table-wrap{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:auto;margin-bottom:16px}
table.data{width:100%;border-collapse:collapse;font-size:.88rem}
table.data th,table.data td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.data th{background:#f8fafc;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);position:sticky;top:0}
table.data tr:hover td{background:#f8fafc}
table.data .num{text-align:right;white-space:nowrap}
table.data .nowrap{white-space:nowrap}
.strike{color:var(--muted);text-decoration:line-through}
.sku{display:block;color:var(--muted);font-size:.75rem}
.lnk{font-weight:600}
.empty{text-align:center;color:var(--muted);padding:28px}

/* ---- Paginación ---- */
.pager{display:flex;gap:6px;flex-wrap:wrap;align-items:center;justify-content:center;margin:10px 0}
.pager a{padding:7px 12px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink)}
.pager a.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.pager a:hover{text-decoration:none;border-color:var(--brand)}
.pager-gap{color:var(--muted)}

/* ---- Notice ---- */
.notice{background:#eff6ff;border:1px solid #bfdbfe;color:#1e3a8a;border-radius:var(--radius);
  padding:14px 16px;margin-bottom:18px;font-size:.9rem}
.notice code{background:#dbeafe;padding:1px 5px;border-radius:4px}

/* ---- Producto ---- */
.back{display:inline-block;margin-bottom:14px;color:var(--muted)}
.product-head{display:flex;justify-content:space-between;flex-wrap:wrap;gap:18px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:18px}
.product-price{text-align:right;display:flex;flex-direction:column;gap:6px;align-items:flex-end}
.product-price .big{font-size:1.8rem;font-weight:700}
.chart-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.chart-card h3{margin-bottom:14px;font-size:1rem}
.price-chip{display:inline-block;background:#f1f5f9;border:1px solid var(--line);border-radius:8px;
  padding:5px 10px;margin:2px;font-size:.82rem;font-weight:600}
.price-chip.cheapest{background:#dcfce7;border-color:#86efac;color:#166534}
.muted{color:var(--muted)}

/* ---- Login ---- */
.login-body{display:flex;min-height:100vh;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0f172a,#1e293b)}
.login-card{background:#fff;border-radius:16px;padding:34px;width:340px;box-shadow:0 20px 50px rgba(0,0,0,.35);
  display:flex;flex-direction:column;gap:14px}
.login-brand{font-size:1.25rem;font-weight:700;text-align:center}
.login-sub{text-align:center;color:var(--muted);margin:0 0 6px}
.login-card label{display:flex;flex-direction:column;gap:5px;font-size:.85rem;color:var(--muted);font-weight:600}
.login-card input{padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:1rem}
.login-card button{margin-top:6px;background:var(--brand);color:#fff;border:none;padding:12px;
  border-radius:8px;font-size:1rem;font-weight:700;cursor:pointer}
.login-card button:hover{background:var(--brand-d)}
.login-error{background:#fee2e2;color:#991b1b;padding:10px;border-radius:8px;font-size:.85rem;text-align:center}

/* ---- Responsive ---- */
@media(max-width:860px){
  .sidebar{transform:translateX(-100%);transition:transform .2s}
  #navtoggle:checked ~ .sidebar{transform:translateX(0)}
  .content{margin-left:0}
  .hamburger{display:inline}
}