/* ============================================================================
   A1 BRAIN — Dashboard Enterprise  ·  usa Design System v1 (mismos tokens)
   ============================================================================ */
:root{
  --bg:#07080C; --bg-2:#0B0D14; --surface:#10131C; --surface-2:#161A26;
  --border:rgba(255,255,255,.08); --border-strong:rgba(255,255,255,.14);
  --text:#F4F6FB; --text-dim:#AEB4C2; --text-mute:#6E7688;
  --brand:#7C5CFF; --brand-2:#4F46E5; --accent:#34E1D4; --brand-soft:rgba(124,92,255,.14);
  --grad:linear-gradient(120deg,#7C5CFF,#4F46E5 45%,#34E1D4 110%);
  --grad-text:linear-gradient(100deg,#C6BCFF,#8B7BFF 40%,#46E5D6);
  --ok:#34D399; --warn:#FBBF24; --danger:#F87171;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
  --r:16px; --r-sm:11px; --r-lg:20px; --shadow:0 10px 40px -14px rgba(0,0,0,.6);
  --ease:cubic-bezier(.22,.61,.36,1); --side:250px;
}
[data-theme="light"]{
  --bg:#F6F8FD; --bg-2:#FFFFFF; --surface:#FFFFFF; --surface-2:#F1F4FB;
  --border:rgba(10,12,30,.09); --border-strong:rgba(10,12,30,.15);
  --text:#0C0F1A; --text-dim:#3B4256; --text-mute:#79839A; --brand-soft:rgba(79,70,229,.1);
  --shadow:0 12px 40px -16px rgba(30,30,80,.18);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
::selection{background:var(--brand-soft)}

.app{display:grid;grid-template-columns:var(--side) 1fr;min-height:100vh}

/* ---- Sidebar ---- */
.side{background:var(--bg-2);border-right:1px solid var(--border);padding:20px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;padding:6px 8px 20px}
.brand .logo{width:28px;height:28px;border-radius:8px;background:var(--grad);position:relative;box-shadow:0 0 20px rgba(124,92,255,.55)}
.brand .logo::after{content:"";position:absolute;inset:6px;border-radius:4px;background:var(--bg-2);opacity:.3}
.nav{display:flex;flex-direction:column;gap:3px}
.nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:11px;color:var(--text-dim);font-size:14.5px;font-weight:500;transition:.15s}
.nav a .i{width:20px;text-align:center;font-size:16px;opacity:.9}
.nav a:hover{background:var(--surface);color:var(--text)}
.nav a.active{background:var(--brand-soft);color:var(--text);font-weight:600}
.nav a.active .i{filter:drop-shadow(0 0 6px var(--brand))}
.nav-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-mute);padding:16px 12px 8px}
.side-foot{margin-top:auto;border-top:1px solid var(--border);padding-top:14px}
.company{display:flex;align-items:center;gap:10px;padding:9px 10px;border:1px solid var(--border);border-radius:12px;background:var(--surface);cursor:pointer}
.company .av{width:30px;height:30px;border-radius:8px;background:var(--grad);display:grid;place-items:center;font-weight:700;font-size:13px;color:#fff}
.company .meta{line-height:1.2}.company .meta b{font-size:13.5px}.company .meta span{font-size:11.5px;color:var(--text-mute)}
.company .chev{margin-left:auto;color:var(--text-mute)}

/* ---- Main ---- */
.main{padding:0 30px 40px}
.topbar{display:flex;align-items:center;gap:16px;height:70px;position:sticky;top:0;background:color-mix(in oklab,var(--bg) 80%,transparent);backdrop-filter:blur(12px);z-index:20;border-bottom:1px solid var(--border);margin:0 -30px 26px;padding:0 30px}
.search{flex:1;max-width:420px;display:flex;align-items:center;gap:9px;padding:9px 14px;border:1px solid var(--border);border-radius:11px;background:var(--surface);color:var(--text-mute);font-size:14px}
.search input{border:none;background:none;outline:none;color:var(--text);font-family:inherit;font-size:14px;width:100%}
.tb-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.iconbtn{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text-dim);cursor:pointer;font-size:16px;position:relative}
.iconbtn:hover{color:var(--text);border-color:var(--border-strong)}
.iconbtn .badge{position:absolute;top:-4px;right:-4px;width:16px;height:16px;border-radius:50%;background:var(--danger);color:#fff;font-size:10px;display:grid;place-items:center;font-weight:700}
.avatar{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#34E1D4,#4F46E5);display:grid;place-items:center;font-weight:700;color:#fff;font-size:14px}

.hello{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:12px}
.hello h1{font-size:27px;letter-spacing:-.02em}.hello p{color:var(--text-dim);font-size:14.5px;margin-top:4px}
.hello .btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:11px;background:var(--grad);color:#fff;font-weight:600;font-size:14px;border:none;cursor:pointer;box-shadow:0 8px 26px -8px rgba(124,92,255,.6)}

/* ---- Cards / grid ---- */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.card{border:1px solid var(--border);border-radius:var(--r-lg);background:linear-gradient(180deg,var(--surface),var(--bg-2));padding:18px 20px;transition:.25s var(--ease)}
.card:hover{border-color:var(--border-strong);transform:translateY(-2px)}
.kpi .top{display:flex;align-items:center;justify-content:space-between}
.kpi .ic{width:36px;height:36px;border-radius:10px;background:var(--brand-soft);border:1px solid var(--border-strong);display:grid;place-items:center;font-size:17px}
.kpi .l{font-size:12.5px;color:var(--text-mute);margin-top:14px}
.kpi .v{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-top:2px}
.kpi .d{font-size:12.5px;margin-top:5px;font-weight:600}
.up{color:var(--ok)} .down{color:var(--danger)} .neu{color:var(--warn)}

.row2{display:grid;grid-template-columns:1.55fr 1fr;gap:16px;margin-bottom:20px}
.panel{border:1px solid var(--border);border-radius:var(--r-lg);background:var(--surface);padding:20px}
.panel h3{font-size:15.5px;display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}
.panel h3 .sub{font-size:12px;color:var(--text-mute);font-weight:400}
.chart{display:flex;align-items:flex-end;gap:12px;height:190px;padding:18px 4px 0}
.chart .col{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px}
.chart .bar{width:100%;border-radius:7px 7px 0 0;background:var(--grad);opacity:.85;transition:.4s var(--ease)}
.chart .col:hover .bar{opacity:1}
.chart .lb{font-size:11px;color:var(--text-mute)}

/* funnel */
.funnel{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.stage{display:flex;align-items:center;gap:12px}
.stage .name{width:96px;font-size:13px;color:var(--text-dim)}
.stage .track{flex:1;height:30px;border-radius:8px;background:var(--surface-2);overflow:hidden;position:relative}
.stage .fill{height:100%;background:var(--grad);border-radius:8px;display:flex;align-items:center;padding:0 10px;font-size:12px;font-weight:700;color:#fff}

/* bottom row */
.row3{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.assist{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.msg{border:1px solid var(--border);border-radius:13px;padding:10px 13px;font-size:13.5px;max-width:88%}
.msg.u{margin-left:auto;background:var(--brand-soft);border-color:transparent}
.msg.b{background:var(--bg-2)} .msg.b b{color:var(--accent)}
.ask{display:flex;gap:8px;margin-top:12px}
.ask input{flex:1;padding:11px 14px;border:1px solid var(--border);border-radius:11px;background:var(--bg-2);color:var(--text);font-family:inherit;outline:none}
.ask button{padding:11px 16px;border:none;border-radius:11px;background:var(--grad);color:#fff;font-weight:600;cursor:pointer}

/* Product cards (sales assistant) */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:10px}
.prod-card{border:1px solid var(--border);border-radius:var(--r);background:var(--bg-2);overflow:hidden;transition:.2s var(--ease)}
.prod-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:0 6px 20px -8px rgba(124,92,255,.35)}
.prod-card .prod-img{width:100%;height:130px;object-fit:contain;background:var(--surface-2);display:flex;align-items:center;justify-content:center;padding:10px}
.prod-card .prod-img img{max-width:100%;max-height:110px;object-fit:contain;border-radius:4px}
.prod-card .prod-img .no-img{color:var(--text-mute);font-size:28px}
.prod-card .prod-body{padding:10px 12px}
.prod-card .prod-name{font-size:12.5px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.prod-card .prod-cat{font-size:11px;color:var(--text-mute);margin-top:4px}
.prod-card .prod-foot{display:flex;align-items:center;justify-content:space-between;margin-top:8px}
.prod-card .prod-price{font-size:14px;font-weight:700;color:var(--accent)}
.prod-card .prod-price.tbd{font-size:11.5px;font-weight:500;color:var(--text-mute)}
.prod-card .prod-stock{font-size:11px;padding:3px 8px;border-radius:99px;font-weight:600}
.prod-card .prod-stock.in{background:rgba(52,211,153,.14);color:var(--ok)}
.prod-card .prod-stock.low{background:rgba(251,191,36,.14);color:var(--warn)}
.prod-card .prod-stock.out{background:rgba(248,113,113,.14);color:var(--danger)}

.alerts{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.alert{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--border);border-radius:13px;background:var(--bg-2)}
.alert .dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.alert .tx{font-size:13.5px}.alert .tx span{color:var(--text-mute);font-size:12px;display:block}
.alert .go{margin-left:auto;color:var(--text-mute);font-size:13px}

/* Tablas / listas de datos (CRM, ERP) */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-mute);font-weight:600;padding:11px 14px;border-bottom:1px solid var(--border)}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--border);color:var(--text-dim)}
.tbl tr:hover td{background:var(--surface-2)}
.tbl td b{color:var(--text)}
.badge2{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:600}
.b-new{background:rgba(124,92,255,.16);color:#b6a6ff}
.b-ok{background:rgba(52,211,153,.14);color:#34D399}
.b-warn{background:rgba(251,191,36,.14);color:#FBBF24}
.b-mute{background:var(--surface-2);color:var(--text-mute)}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.page-head h1{font-size:24px;letter-spacing:-.02em}.page-head p{color:var(--text-dim);font-size:14px;margin-top:3px}
.btn2{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:11px;background:var(--grad);color:#fff;font-weight:600;font-size:14px;border:none;cursor:pointer;box-shadow:0 8px 26px -8px rgba(124,92,255,.6)}
.btn2.ghost{background:var(--surface);border:1px solid var(--border-strong);color:var(--text);box-shadow:none}
.tools{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap}
.tools input{padding:10px 14px;border:1px solid var(--border);border-radius:11px;background:var(--surface);color:var(--text);font-family:inherit;outline:none;min-width:220px}
.mini-kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.mini-kpi .card{padding:15px 18px}.mini-kpi .l{font-size:12px;color:var(--text-mute)}.mini-kpi .v{font-size:23px;font-weight:700;margin-top:3px}
/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal-bg.on{display:flex}
.modal{width:100%;max-width:440px;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow)}
.modal h3{font-size:19px;margin-bottom:4px}.modal .sub{color:var(--text-dim);font-size:14px;margin-bottom:18px}
.modal .field{margin-bottom:13px}.modal label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px}
.modal input{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:11px;background:var(--bg-2);color:var(--text);font-family:inherit;outline:none}
.modal input:focus{border-color:var(--brand)}

/* ---- Perfil / cuenta (users, settings) ---- */
.profile{display:flex;flex-direction:column;gap:2px;margin-top:10px}
.pf-row{display:flex;align-items:center;gap:14px;padding:11px 2px;border-bottom:1px solid var(--border)}
.pf-row:last-child{border-bottom:none}
.pf-k{width:150px;font-size:13px;color:var(--text-mute);flex-shrink:0}
.pf-v{font-size:14px;color:var(--text);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.perm-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.perm-chip{font-size:12px;font-weight:600;padding:5px 11px;border-radius:99px;background:var(--surface-2);border:1px solid var(--border);color:var(--text-dim);font-family:var(--mono)}

/* ---- Planes (billing) ---- */
.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-top:16px}
.plan-card{border:1px solid var(--border);border-radius:var(--r);background:var(--bg-2);padding:18px}
.plan-card.current{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand) inset}
.plan-name{font-size:15px;font-weight:700;display:flex;align-items:center;gap:8px}
.plan-price{font-size:24px;font-weight:800;margin:8px 0 10px;letter-spacing:-.02em}
.plan-price span{font-size:13px;font-weight:500;color:var(--text-mute)}
.plan-feats{list-style:none;display:flex;flex-direction:column;gap:6px}
.plan-feats li{font-size:12.5px;color:var(--text-dim);padding-left:18px;position:relative}
.plan-feats li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}

/* ---- Canales (automation) ---- */
.chan-list{display:flex;flex-direction:column;gap:9px;margin-top:14px}
.chan-item{display:flex;align-items:center;gap:12px;padding:11px 13px;border:1px solid var(--border);border-radius:13px;background:var(--bg-2)}
.chan-ic{font-size:20px;width:26px;text-align:center}
.chan-meta{line-height:1.3}.chan-meta b{font-size:13.5px}.chan-meta span{display:block;font-size:12px;color:var(--text-mute)}
.chan-item .badge2{margin-left:auto}

/* ---- Badge Modo Demo ---- */
.demo-badge{display:none;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:6px 12px;border-radius:99px;background:rgba(251,191,36,.14);color:var(--warn);border:1px solid rgba(251,191,36,.3);white-space:nowrap}
@media(max-width:560px){.demo-badge span,.demo-badge{font-size:0}.demo-badge::before{content:"🎭";font-size:14px}}

/* ---- Navegación móvil (drawer + hamburguesa) ---- */
.menu-btn{display:none;width:38px;height:38px;place-items:center;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-size:18px}
.side-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:190}
.side-overlay.on{display:block}

@media(max-width:1080px){.kpis,.mini-kpi{grid-template-columns:repeat(2,1fr)}.row2,.row3{grid-template-columns:1fr}}
@media(max-width:820px){
  .app{grid-template-columns:1fr}
  .menu-btn{display:grid}
  .side{position:fixed;left:0;top:0;height:100vh;width:250px;z-index:200;transform:translateX(-100%);transition:transform .25s var(--ease)}
  .side.open{transform:none;box-shadow:0 0 60px rgba(0,0,0,.5)}
  .main{padding:0 16px 40px}
  .topbar{margin:0 -16px 20px;padding:0 16px}
  .page-head h1,.hello h1{font-size:21px}
  .tbl{font-size:13px}.tbl th,.tbl td{padding:9px 10px}
}
@media(max-width:520px){.kpis,.mini-kpi{grid-template-columns:1fr}}