/* ─────────────────────────────────────────────
   Cotizaciones Multiempresa SaaS — app.css
───────────────────────────────────────────── */
:root{
  --primary:#6366f1;--primary-d:#4f46e5;
  --success:#10b981;--danger:#ef4444;--warning:#f59e0b;--info:#0ea5e9;
  --dark:#0f172a;--dark2:#1e293b;--dark3:#334155;--muted:#64748b;
  --border:#e2e8f0;--bg:#f8fafc;--white:#fff;
  --radius:8px;--radius-lg:12px;
  --shadow:0 1px 6px rgba(0,0,0,.07);--shadow-lg:0 8px 24px rgba(0,0,0,.1);
  --sidebar-w:230px;--topbar-h:56px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,sans-serif;font-size:14px;color:var(--dark2);background:var(--bg);line-height:1.5}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* ── Layout ── */
.layout-wrap{display:flex;min-height:100vh}
.page-container{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-width:0;transition:margin-left .25s}
.page-body{flex:1;padding:20px;overflow-y:auto}

/* ── Sidebar ── */
.sidebar{width:var(--sidebar-w);background:#1e1b4b;display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:200;overflow-y:auto;overflow-x:hidden;transition:transform .25s}
.sidebar.collapsed{transform:translateX(calc(-1*var(--sidebar-w)))}
.sb-brand{display:flex;align-items:center;gap:10px;padding:16px;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.06)}
.sb-logo{font-size:22px}
.sb-title{color:#fff;font-weight:700;font-size:14px;line-height:1.2}
.sb-emp{color:rgba(255,255,255,.5);font-size:11px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}
.sb-sep{padding:12px 16px 4px;font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.3)}
.sb-nav{flex:1;padding:8px 0}
.sb-item{display:flex;align-items:center;gap:10px;padding:10px 16px;color:rgba(255,255,255,.6);font-size:13px;transition:all .15s;border-left:3px solid transparent}
.sb-item:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.sb-item.active{background:rgba(99,102,241,.2);color:#a5b4fc;border-left-color:#6366f1;font-weight:600}
.sb-icon{font-size:16px;width:22px;text-align:center;flex-shrink:0}
.sb-footer{padding:12px;border-top:1px solid rgba(255,255,255,.06)}
.sb-user{display:flex;align-items:center;gap:8px;padding:8px;margin-bottom:6px}
.sb-uname{color:#fff;font-size:12px;font-weight:600}
.sb-urol{color:rgba(255,255,255,.4);font-size:11px}
.sb-logout{display:block;text-align:center;padding:7px;background:rgba(239,68,68,.15);color:#fca5a5;border-radius:var(--radius);font-size:12px}
.sb-logout:hover{background:rgba(239,68,68,.25);text-decoration:none}

/* ── Topbar ── */
.topbar{background:var(--white);border-bottom:1px solid var(--border);height:var(--topbar-h);display:flex;align-items:center;gap:12px;padding:0 20px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}
.topbar-toggle{background:none;border:none;font-size:18px;cursor:pointer;padding:6px;border-radius:var(--radius);color:var(--muted)}
.topbar-title{font-size:16px;font-weight:700;color:var(--dark);flex:1}
.topbar-actions{display:flex;gap:8px;align-items:center}

/* ── Botones ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13.5px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:all .15s;white-space:nowrap;text-decoration:none!important}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-d);border-color:var(--primary-d)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{background:#059669}
.btn-danger{background:var(--danger);color:#fff}
.btn-warning{background:var(--warning);color:#fff}
.btn-secondary{background:#f1f5f9;color:var(--dark3);border-color:var(--border)}
.btn-secondary:hover{background:var(--border)}
.btn-ghost{background:transparent;color:var(--dark3);border-color:var(--border)}
.btn-ghost:hover{background:var(--bg)}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-lg{padding:11px 22px;font-size:15px}
.btn-full{width:100%;justify-content:center}
.btn-icon{padding:7px;width:34px;height:34px;justify-content:center}

/* ── Cards ── */
.card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.card-header{padding:14px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px}
.card-header h2{font-size:14px;font-weight:700}
.card-body{padding:18px}

/* ── KPIs ── */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-bottom:20px}
.kpi-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.kpi-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.kpi-card.blue::before{background:var(--primary)} .kpi-card.green::before{background:var(--success)}
.kpi-card.orange::before{background:var(--warning)} .kpi-card.red::before{background:var(--danger)}
.kpi-card.purple::before{background:#8b5cf6} .kpi-card.teal::before{background:#14b8a6}
.kpi-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.kpi-value{font-size:24px;font-weight:800;color:var(--dark);line-height:1;margin-top:6px}
.kpi-sub{font-size:11.5px;color:var(--muted);margin-top:4px}
.kpi-icon{position:absolute;top:14px;right:16px;font-size:28px;opacity:.15}
.kpi-trend{font-size:11px;margin-top:4px;font-weight:600}
.kpi-trend.up{color:var(--success)} .kpi-trend.down{color:var(--danger)}

/* ── Forms ── */
.form-group{display:flex;flex-direction:column;gap:5px}
.form-label{font-size:12.5px;font-weight:600;color:var(--dark3)}
.form-label span{color:var(--danger)}
.form-control{padding:8px 12px;border:1.5px solid var(--border);border-radius:var(--radius);font-size:13.5px;color:var(--dark);background:var(--white);transition:border-color .15s,box-shadow .15s;width:100%}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.1)}
.form-control::placeholder{color:#94a3b8}
.form-hint{font-size:11.5px;color:var(--muted)}
.form-grid{display:grid;gap:14px}
.g2{grid-template-columns:1fr 1fr} .g3{grid-template-columns:1fr 1fr 1fr}
.span2{grid-column:1/-1}

/* ── Tablas ── */
.tbl-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl thead th{background:var(--bg);padding:10px 14px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);text-align:left;border-bottom:2px solid var(--border);white-space:nowrap}
.tbl tbody td{padding:11px 14px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
.tbl tbody tr:last-child td{border-bottom:none}
.tbl tbody tr:hover td{background:#fafafe}
.tc{text-align:center} .tr{text-align:right} .fw-b{font-weight:700} .fw-s{font-weight:600}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;white-space:nowrap}
.b-success{background:#dcfce7;color:#166534} .b-danger{background:#fee2e2;color:#991b1b}
.b-warning{background:#fef3c7;color:#92400e} .b-info{background:#e0f2fe;color:#0369a1}
.b-muted{background:#f1f5f9;color:#475569}   .b-purple{background:#ede9fe;color:#5b21b6}
.b-blue{background:#dbeafe;color:#1e40af}    .b-orange{background:#ffedd5;color:#c2410c}

/* ── Estado badges cotización ── */
.est-borrador{background:#f1f5f9;color:#475569}
.est-pendiente_aprobacion{background:#fef3c7;color:#92400e}
.est-aprobada_interna{background:#e0f2fe;color:#0369a1}
.est-enviada{background:#ede9fe;color:#5b21b6}
.est-vista{background:#dbeafe;color:#1e40af}
.est-aceptada{background:#dcfce7;color:#166534}
.est-rechazada{background:#fee2e2;color:#991b1b}
.est-vencida{background:#ffedd5;color:#c2410c}
.est-anulada{background:#f1f5f9;color:#94a3b8}

/* ── Alertas ── */
.alert{padding:11px 16px;border-radius:var(--radius);font-size:13.5px;font-weight:500;margin-bottom:14px;border:1px solid;display:flex;align-items:center;gap:8px}
.alert-success{background:#f0fdf4;color:#166534;border-color:#bbf7d0}
.alert-error{background:#fef2f2;color:#991b1b;border-color:#fecaca}
.alert-warning{background:#fffbeb;color:#92400e;border-color:#fde68a}
.alert-info{background:#eff6ff;color:#1e40af;border-color:#bfdbfe}

/* ── Modales ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);backdrop-filter:blur(4px);z-index:900;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-overlay.hidden{display:none}
.modal{background:var(--white);border-radius:var(--radius-lg);box-shadow:0 20px 60px rgba(0,0,0,.25);max-width:560px;width:100%;max-height:90vh;overflow-y:auto}
.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-size:15px;font-weight:700}
.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--muted);padding:4px;border-radius:var(--radius)}
.modal-body{padding:20px}
.modal-footer{padding:14px 20px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end}

/* ── Estados workflow ── */
.workflow-bar{display:flex;gap:0;margin-bottom:20px;overflow-x:auto}
.workflow-step{flex:1;text-align:center;padding:10px 6px;font-size:11px;font-weight:600;border-bottom:3px solid var(--border);color:var(--muted);min-width:80px;transition:all .2s}
.workflow-step.done{border-bottom-color:var(--success);color:var(--success)}
.workflow-step.current{border-bottom-color:var(--primary);color:var(--primary);font-weight:700}
.workflow-step .ws-ico{font-size:18px;display:block;margin-bottom:4px}

/* ── Timeline bitácora ── */
.timeline{display:flex;flex-direction:column;gap:0}
.tl-item{display:flex;gap:14px;position:relative;padding-bottom:18px}
.tl-item:last-child{padding-bottom:0}
.tl-line{width:2px;background:var(--border);position:absolute;left:15px;top:32px;bottom:0}
.tl-item:last-child .tl-line{display:none}
.tl-dot{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;z-index:1}
.tl-content{flex:1}
.tl-text{font-size:13px;color:var(--dark2)}
.tl-meta{font-size:11.5px;color:var(--muted);margin-top:3px}

/* ── Login ── */
.login-body{background:linear-gradient(135deg,#1e1b4b 0%,#312e81 50%,#1e1b4b 100%);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:#fff;border-radius:16px;padding:40px 36px;width:100%;max-width:400px;box-shadow:0 24px 64px rgba(0,0,0,.35)}
.login-logo{text-align:center;font-size:48px;margin-bottom:10px}
.login-title{text-align:center;font-size:20px;font-weight:800;color:var(--dark);margin-bottom:4px}
.login-sub{text-align:center;font-size:12.5px;color:var(--muted);margin-bottom:28px}

/* ── Cotización FORM ── */
.cot-form-grid{display:grid;grid-template-columns:1fr 340px;gap:20px;align-items:start}
.items-table{width:100%;border-collapse:collapse;font-size:13px}
.items-table thead th{background:#f8fafc;padding:8px 10px;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--muted);border-bottom:2px solid var(--border);text-align:left}
.items-table tbody td{padding:8px 10px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
.items-table .item-num{width:70px;text-align:right;padding:5px 8px;border:1.5px solid var(--border);border-radius:6px;font-size:13px}
.items-table .item-num:focus{outline:none;border-color:var(--primary)}
.items-table tfoot td{padding:8px 10px;font-weight:700}

/* ── Resumen card ── */
.resumen-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.resumen-row{display:flex;justify-content:space-between;align-items:center;padding:9px 16px;border-bottom:1px solid #f1f5f9;font-size:13.5px}
.resumen-row .lbl{color:var(--muted)}
.resumen-total{background:linear-gradient(135deg,var(--primary),var(--primary-d));padding:14px 16px;display:flex;justify-content:space-between;align-items:center}
.resumen-total .lbl{color:rgba(255,255,255,.85);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.resumen-total .val{color:#fff;font-size:20px;font-weight:900}

/* ── Ver cotización (pública/interna) ── */
.cot-hdr{background:linear-gradient(135deg,#1e1b4b,#312e81);padding:28px 32px;display:flex;justify-content:space-between;align-items:flex-start;gap:20px}
.cot-num-box{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:16px 22px;text-align:center;min-width:175px}
.cot-num-box .lbl{color:rgba(255,255,255,.7);font-size:7.5pt;font-weight:700;letter-spacing:.15em;text-transform:uppercase}
.cot-num-box .val{color:#fff;font-size:17pt;font-weight:900;margin-top:4px}
.cot-num-box .dates{color:rgba(255,255,255,.75);font-size:8pt;margin-top:8px;line-height:1.9}
.cot-banda{background:rgba(255,255,255,.06);padding:8px 32px;display:flex;gap:28px;font-size:8pt;color:rgba(255,255,255,.65)}
.cot-banda b{color:#fff}

/* ── Superadmin ── */
.sa-card{background:linear-gradient(135deg,#1e1b4b,#4f46e5);border-radius:var(--radius-lg);padding:20px 24px;color:#fff;margin-bottom:20px}

/* ── Empty state ── */
.empty-state{text-align:center;padding:48px 20px;color:var(--muted)}
.empty-state .ico{font-size:48px;margin-bottom:12px}
.empty-state p{margin-bottom:16px;font-size:14px}

/* ── Utilidades ── */
.mt-1{margin-top:6px} .mt-2{margin-top:12px} .mt-3{margin-top:18px} .mt-4{margin-top:24px}
.mb-1{margin-bottom:6px} .mb-2{margin-bottom:12px} .mb-3{margin-bottom:18px}
.text-sm{font-size:12.5px} .text-xs{font-size:11px} .text-muted{color:var(--muted)}
.text-primary{color:var(--primary)} .text-success{color:var(--success)} .text-danger{color:var(--danger)}
.d-flex{display:flex} .ai-center{align-items:center} .gap-2{gap:8px} .gap-3{gap:12px}

/* ── Responsive ── */
@media(max-width:900px){
  .sidebar{transform:translateX(calc(-1*var(--sidebar-w)))}
  .sidebar.open{transform:translateX(0)}
  .page-container{margin-left:0}
  .cot-form-grid{grid-template-columns:1fr}
  .g2,.g3{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:1fr 1fr}
}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}