.layout{display:flex;min-height:100dvh}
.sidebar{width:230px;background:var(--panel);border-right:1px solid var(--border);
  flex-shrink:0;display:flex;flex-direction:column;padding:16px 0}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:0 18px 16px;font-weight:600;font-size:16px}
.nav-item{display:flex;align-items:center;gap:11px;padding:12px 18px;color:var(--muted);
  font-size:14px;cursor:pointer;border-left:3px solid transparent}
.nav-item:hover{background:var(--panel2);color:var(--text)}
.nav-item.active{background:var(--panel2);color:var(--text);border-left-color:var(--accent)}
.nav-item .ic{font-size:17px;width:22px;text-align:center}
.sidebar .bottom{margin-top:auto;padding:0 18px}
.main{flex:1;padding:24px 28px;overflow-x:hidden;max-width:100%}
.page-title{font-size:22px;font-weight:600;margin-bottom:4px}
.page-sub{color:var(--muted);font-size:13px;margin-bottom:22px}
.section{display:none}
.section.active{display:block}

/* cards */
.grid{display:grid;gap:16px}
.cards{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.stat{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.stat .n{font-size:28px;font-weight:700}
.stat .l{color:var(--muted);font-size:12px;margin-top:4px;text-transform:uppercase;letter-spacing:.4px}
.stat .ic{float:right;font-size:22px;opacity:.6}
.panel-box{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}
.panel-box h3{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:820px){.two-col{grid-template-columns:1fr}}

/* tables */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.4px}
tr:hover td{background:var(--panel2)}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:10px}
.tag{display:inline-block;background:var(--panel2);border:1px solid var(--border);padding:2px 8px;
  border-radius:12px;font-size:11px;margin:1px}
.pill{padding:2px 9px;border-radius:12px;font-size:11px;font-weight:600}
.pill.tecnico{background:#1f6feb33;color:#58a6ff}
.pill.instalador{background:#3fb95033;color:#3fb950}
.pill.comercial{background:#e3b34133;color:#e3b341}
.pill.on{background:#3fb95033;color:#3fb950}
.pill.off{background:#f8514933;color:#f85149}

/* forms */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:640px){.form-row{grid-template-columns:1fr}}
.field{margin-bottom:12px}
.dropzone{border:2px dashed var(--border);border-radius:12px;padding:26px;text-align:center;
  color:var(--muted);cursor:pointer;transition:.15s}
.dropzone.drag{border-color:var(--accent);background:var(--panel2)}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.thumbs .th{position:relative;width:76px;height:76px;border-radius:8px;overflow:hidden;border:1px solid var(--border)}
.thumbs .th img{width:100%;height:100%;object-fit:cover}
.thumbs .th button{position:absolute;top:2px;right:2px;background:rgba(0,0,0,.7);border:none;color:#fff;
  width:20px;height:20px;border-radius:50%;font-size:12px;line-height:1}
.row-actions{display:flex;gap:6px}
.btn-danger{background:var(--err)}
.btn-warn{background:var(--warn);color:#000}
.mini{font-size:12px;padding:5px 10px;border-radius:8px;border:none;color:#fff}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px;align-items:center}
.toolbar .inp{width:auto;flex:1;min-width:160px}
.bar{height:8px;background:var(--panel2);border-radius:6px;overflow:hidden;margin-top:6px}
.bar>span{display:block;height:100%;background:var(--accent)}
.legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;font-size:12px}
.legend .d{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--panel);
  border:1px solid var(--border);padding:12px 20px;border-radius:10px;z-index:200;box-shadow:0 8px 30px rgba(0,0,0,.5);font-size:14px}
.toast.ok{border-color:var(--ok)} .toast.err{border-color:var(--err)}
.mobile-top{display:none}
@media(max-width:820px){
  .sidebar{position:fixed;left:-240px;top:0;bottom:0;z-index:50;transition:.2s;height:100dvh}
  .sidebar.open{left:0}
  .mobile-top{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--panel);
    border-bottom:1px solid var(--border);position:sticky;top:0;z-index:40}
  .main{padding:16px}
  .backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:45}
}