/* ============ MiGestor — estilos ============ */
:root{
  --teal:#0d9488; --teal-d:#0f766e; --ink:#1e293b; --muted:#64748b;
  --bg:#f1f5f9; --card:#fff; --border:#e2e8f0; --side:#0f1f2e; --side-h:#16304a;
  --green:#16a34a; --red:#dc2626; --blue:#2563eb;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
a{color:var(--teal);text-decoration:none}
h1{font-size:22px;margin:0}
h2{font-size:16px;margin:0}

/* layout */
.app{display:flex;min-height:100vh}
.sidebar{width:240px;background:var(--side);color:#cbd5e1;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#fff;padding:18px 20px}
.brand-dot{width:12px;height:12px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(13,148,136,.25)}
.brand-center{justify-content:center}
.sidebar nav{padding:6px 10px 30px}
.nav-section{font-size:10px;letter-spacing:1px;text-transform:uppercase;color:#64748b;padding:14px 12px 4px}
.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:#cbd5e1;margin-bottom:2px;font-weight:500}
.nav-link:hover{background:var(--side-h);color:#fff}
.nav-link.active{background:var(--teal);color:#fff}
.nav-ico{width:18px;text-align:center}
.main{flex:1;display:flex;flex-direction:column;min-width:0}

.topbar{display:flex;align-items:center;gap:16px;background:var(--card);border-bottom:1px solid var(--border);padding:10px 22px;position:sticky;top:0;z-index:10}
.hamburger{display:none;background:none;border:none;font-size:20px;cursor:pointer}
.company-switch{display:flex;align-items:center;gap:8px}
.company-switch select{padding:7px 10px;border:1px solid var(--border);border-radius:8px;font-weight:600}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.user-chip{color:var(--muted);font-size:13px}
.lang-select{padding:6px 8px;border:1px solid var(--border);border-radius:8px;font-size:12px;font-weight:600;background:#fff}
.lang-row{display:flex;gap:8px;justify-content:center;margin:10px 0}
.lang-row a{font-size:12px;font-weight:700;color:var(--muted);padding:3px 8px;border-radius:6px}
.lang-row a.on{background:var(--teal);color:#fff}
.content{padding:24px;max-width:1200px;width:100%;margin:0 auto}

/* page head */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.page-actions{display:flex;align-items:center;gap:10px}

/* buttons */
.btn{display:inline-block;padding:8px 14px;border:1px solid var(--border);background:#fff;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;color:var(--ink)}
.btn:hover{background:#f8fafc}
.btn-primary{background:var(--teal);border-color:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-d)}
.btn-danger{color:var(--red);border-color:#fecaca}
.btn-danger:hover{background:#fef2f2}
.btn-sm{padding:5px 9px;font-size:12px}
.btn-block{width:100%;text-align:center}
.btn-link{color:var(--teal);font-weight:600}
.inline{display:inline}

/* cards */
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}

/* kpi */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.kpi{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}
.kpi-label{color:var(--muted);font-size:12px;margin-bottom:6px}
.kpi-value{font-size:24px;font-weight:700}
.kpi-value.pos{color:var(--green)} .kpi-value.neg{color:var(--red)}

/* tables */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);padding:10px;border-bottom:1px solid var(--border)}
.table td{padding:10px;border-bottom:1px solid #f1f5f9}
.table tr:last-child td{border-bottom:none}
.table .right,th.right,td.right{text-align:right}
.table .empty{text-align:center;color:var(--muted);padding:30px}
.clickable{cursor:pointer}
.clickable:hover{background:#f8fafc}
.cell-link{color:var(--ink);font-weight:600}
.cell-link:hover{color:var(--teal)}
.actions{display:flex;gap:6px;justify-content:flex-end;align-items:center;flex-wrap:wrap}
.inline-stock{display:flex;gap:4px;align-items:center}
.inline-stock input{width:80px;padding:5px;border:1px solid var(--border);border-radius:6px}

/* badges */
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:700}
.badge-green{background:#dcfce7;color:#166534}
.badge-blue{background:#dbeafe;color:#1e40af}
.badge-red{background:#fee2e2;color:#991b1b}
.badge-gray{background:#f1f5f9;color:#475569}

/* forms */
.form .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column}
.field.wide{grid-column:1/-1}
.field label,.form label{font-size:13px;font-weight:600;margin-bottom:5px;color:#334155}
input,select,textarea{font:inherit;padding:9px 11px;border:1px solid var(--border);border-radius:8px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(13,148,136,.15)}
input[disabled]{background:#f8fafc;color:var(--muted)}
.form-section{margin:20px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border);color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.5px}
.form-footer{display:flex;gap:10px;margin-top:18px}
.muted{color:var(--muted);font-size:12px}
small.muted{margin-top:4px}

/* toolbar / tabs */
.toolbar{display:flex;gap:8px;margin-bottom:14px}
.toolbar input{max-width:280px}
.tabs{display:flex;gap:6px;margin-bottom:14px}
.tab{padding:7px 14px;border-radius:8px;background:#fff;border:1px solid var(--border);font-weight:600;color:var(--muted)}
.tab.active{background:var(--teal);color:#fff;border-color:var(--teal)}

/* invoice items */
.items-table input,.items-table select{padding:6px 8px}
.items-table td{padding:5px}
.totals{margin:16px 0 0;margin-left:auto;width:300px}
.totals>div{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid #f1f5f9}
.totals .grand{font-size:18px;font-weight:700;border-top:2px solid var(--teal);border-bottom:none;padding-top:10px}
.totals-input{align-items:center}
.totals-input input{width:90px;padding:5px 8px;text-align:right}

/* key-value */
.kv{width:100%}
.kv th{text-align:left;color:var(--muted);font-weight:500;padding:7px 0;width:45%}
.kv td{padding:7px 0;text-align:right;font-weight:600}
.kv-total th,.kv-total td{border-top:2px solid var(--teal);font-size:16px;padding-top:10px}

.status-form label{display:block;margin-bottom:6px}
.status-row{display:flex;gap:8px}
.stat-list{list-style:none;margin:0;padding:0}
.stat-list li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid #f1f5f9}
.stat-list b{font-size:16px}

/* bars chart */
.bars{display:flex;align-items:flex-end;gap:14px;height:150px;padding:10px 0}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bar-pair{display:flex;align-items:flex-end;gap:3px;height:130px}
.bar{width:14px;border-radius:4px 4px 0 0;min-height:2px}
.bar-income{background:var(--teal)} .bar-expense{background:#f59e0b}
.bar-label{font-size:11px;color:var(--muted);margin-top:6px;text-transform:capitalize}
.legend{display:flex;gap:18px;font-size:12px;color:var(--muted);justify-content:center}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px}
.dot-income{background:var(--teal)} .dot-expense{background:#f59e0b}

/* flash */
.flash{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-weight:600}
.flash-success{background:#dcfce7;color:#166534}
.flash-error{background:#fee2e2;color:#991b1b}

/* auth */
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0f1f2e,#0d9488)}
.auth-card{background:#fff;border-radius:16px;padding:34px;width:100%;max-width:380px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.auth-card h1{font-size:20px;margin:6px 0 18px;text-align:center}
.auth-card label{display:block;margin-bottom:12px;font-size:13px;font-weight:600}
.auth-card input{margin-top:5px}
.auth-alt{text-align:center;margin-top:16px;color:var(--muted);font-size:13px}

@media(max-width:860px){
  .grid-2,.form .form-grid{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:1fr 1fr}
  .sidebar{position:fixed;left:-240px;transition:left .2s;z-index:50}
  .sidebar.open{left:0}
  .hamburger{display:block}
}