:root{--rojo: #CC0000;--rojo-hover: #AA0000;--rojo-claro: #FFEBEB;--negro: #111111;--gris-oscuro: #333333;--gris: #666666;--gris-claro: #F5F5F5;--borde: #E0E0E0;--blanco: #FFFFFF;--verde: #00963F;--naranja: #E05A00;--azul: #1565C0;--sidebar-w: 240px;--header-h: 56px;--radius: 6px;--shadow: 0 1px 3px rgba(0,0,0,.12);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);font-size:14px;color:var(--negro);background:var(--gris-claro);line-height:1.5}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--negro);color:#fff;position:fixed;height:100vh;top:0;left:0;display:flex;flex-direction:column;z-index:100;overflow-y:auto}.sidebar-logo{padding:18px 20px;border-bottom:1px solid #333;display:flex;align-items:center;gap:10px}.sidebar-logo .logo-icon{width:32px;height:32px;background:var(--rojo);border-radius:4px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;color:#fff}.sidebar-logo .logo-text{font-size:15px;font-weight:600}.sidebar-logo .logo-sub{font-size:10px;color:#999}.sidebar-section{padding:8px 0}.sidebar-label{font-size:10px;font-weight:600;color:#666;padding:8px 20px 4px;text-transform:uppercase;letter-spacing:.8px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:9px 20px;color:#ccc;text-decoration:none;font-size:13px;transition:all .15s;border-left:3px solid transparent}.sidebar-link:hover{color:#fff;background:#ffffff0d}.sidebar-link.active{color:#fff;background:#c003;border-left-color:var(--rojo)}.sidebar-link svg{opacity:.7;flex-shrink:0}.main-content{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-height:100vh}.topbar{height:var(--header-h);background:var(--blanco);border-bottom:1px solid var(--borde);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:50;box-shadow:var(--shadow)}.topbar-title{font-size:16px;font-weight:600}.topbar-right{display:flex;align-items:center;gap:12px}.topbar-empresa{font-size:12px;color:var(--gris)}.topbar-user{width:32px;height:32px;background:var(--rojo);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;cursor:pointer}.page-content{padding:24px;flex:1}.card{background:var(--blanco);border-radius:var(--radius);border:1px solid var(--borde);box-shadow:var(--shadow)}.card-header{padding:16px 20px;border-bottom:1px solid var(--borde);display:flex;align-items:center;justify-content:space-between}.card-title{font-size:15px;font-weight:600}.card-body{padding:20px}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.kpi-card{background:var(--blanco);border-radius:var(--radius);border:1px solid var(--borde);padding:18px 20px;box-shadow:var(--shadow)}.kpi-label{font-size:11px;color:var(--gris);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}.kpi-value{font-size:24px;font-weight:700;color:var(--negro)}.kpi-sub{font-size:11px;color:var(--gris);margin-top:4px}.kpi-card.rojo{border-left:3px solid var(--rojo)}.kpi-card.verde{border-left:3px solid var(--verde)}.kpi-card.azul{border-left:3px solid var(--azul)}.kpi-card.naranja{border-left:3px solid var(--naranja)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:none;transition:all .15s;text-decoration:none}.btn-primary{background:var(--rojo);color:#fff}.btn-primary:hover{background:var(--rojo-hover)}.btn-secondary{background:var(--blanco);color:var(--negro);border:1px solid var(--borde)}.btn-secondary:hover{background:var(--gris-claro)}.btn-success{background:var(--verde);color:#fff}.btn-danger{background:#dc2626;color:#fff}.btn-sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{background:var(--gris-claro);font-weight:600;padding:10px 14px;text-align:left;font-size:12px;color:var(--gris);text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--borde)}td{padding:10px 14px;border-bottom:1px solid #F0F0F0;vertical-align:middle}tr:hover td{background:#fafafa}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600}.badge-verde{background:#d1fae5;color:#065f46}.badge-rojo{background:#fee2e2;color:#991b1b}.badge-naranja{background:#fef3c7;color:#92400e}.badge-gris{background:#f3f4f6;color:#6b7280}.badge-azul{background:#dbeafe;color:#1e40af}.form-group{margin-bottom:16px}.form-label{display:block;font-size:12px;font-weight:600;color:var(--gris);margin-bottom:5px;text-transform:uppercase;letter-spacing:.4px}.form-control{width:100%;padding:8px 12px;border:1px solid var(--borde);border-radius:var(--radius);font-size:13px;color:var(--negro);background:var(--blanco);transition:border-color .15s}.form-control:focus{outline:none;border-color:var(--rojo)}.form-grid{display:grid;gap:16px}.form-grid-2{grid-template-columns:1fr 1fr}.form-grid-3{grid-template-columns:1fr 1fr 1fr}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:var(--blanco);border-radius:var(--radius);width:100%;max-width:600px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px #0000004d}.modal-header{padding:16px 20px;border-bottom:1px solid var(--borde);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:16px;font-weight:600}.modal-close{background:none;border:none;cursor:pointer;font-size:20px;color:var(--gris)}.modal-body{padding:20px}.modal-footer{padding:16px 20px;border-top:1px solid var(--borde);display:flex;justify-content:flex-end;gap:10px}.items-table{margin-top:8px}.items-table th{background:var(--negro);color:#fff;font-size:11px}.item-row-actions{display:flex;gap:6px}.totales-box{background:var(--gris-claro);border-radius:var(--radius);padding:16px;min-width:280px}.totales-row{display:flex;justify-content:space-between;padding:5px 0;font-size:13px}.totales-row.total-final{border-top:2px solid var(--rojo);margin-top:8px;padding-top:10px;font-weight:700;font-size:16px;color:var(--rojo)}.seniat-badge{display:flex;align-items:center;gap:6px;font-size:11px}.seniat-badge.ok{color:var(--verde)}.seniat-badge.pending{color:var(--naranja)}.seniat-badge.error{color:var(--rojo)}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:13px}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #FECACA}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #A7F3D0}.alert-info{background:#dbeafe;color:#1e40af;border:1px solid #BFDBFE}.alert-warning{background:#fef3c7;color:#92400e;border:1px solid #FDE68A}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.text-right{text-align:right}.text-gris{color:var(--gris)}.text-rojo{color:var(--rojo)}.text-sm{font-size:12px}.fw-600{font-weight:600}.w-full{width:100%}