:root{--primario: #b91c1c;--primario-oscuro: #7f1d1d;--fondo: #f8fafc;--borde: #e2e8f0;--texto: #1e293b;--texto-suave: #64748b}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--fondo);color:var(--texto)}button{background:var(--primario);color:#fff;border:none;border-radius:6px;padding:8px 14px;font-size:14px;cursor:pointer}button:hover{background:var(--primario-oscuro)}button.secundario{background:#fff;color:var(--texto);border:1px solid var(--borde)}button.secundario:hover{background:#f1f5f9}input,select,textarea{padding:8px 10px;border:1px solid var(--borde);border-radius:6px;font-size:14px;font-family:inherit;width:100%}.tarjeta{background:#fff;border:1px solid var(--borde);border-radius:10px;padding:16px;margin-bottom:16px}.fila{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.campo{display:flex;flex-direction:column;gap:4px;flex:1;min-width:140px}.campo label{font-size:12px;color:var(--texto-suave);font-weight:600}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;padding:8px;border-bottom:2px solid var(--borde);font-size:12px;color:var(--texto-suave);text-transform:uppercase}td{padding:8px;border-bottom:1px solid var(--borde)}tr:hover td{background:#f8fafc}.etiqueta{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}.etiqueta.verde{background:#dcfce7;color:#166534}.etiqueta.roja{background:#fee2e2;color:#991b1b}.etiqueta.gris{background:#e2e8f0;color:#475569}.etiqueta.azul{background:#dbeafe;color:#1e40af}.etiqueta.amarilla{background:#fef9c3;color:#854d0e}.leyenda{color:var(--texto-suave);font-size:13px}.titulo-seccion{font-size:18px;font-weight:700;margin:0 0 12px}.error{color:#b91c1c;font-size:13px;margin-top:8px}.login-fondo{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#7f1d1d,#b91c1c)}.login-tarjeta{background:#fff;padding:32px;border-radius:14px;width:360px;box-shadow:0 20px 50px #00000040}.login-tarjeta h1{margin:0 0 4px;font-size:24px}.login-tarjeta .sub{color:var(--texto-suave);margin-bottom:20px;font-size:14px}.login-tarjeta .campo{margin-bottom:12px}.login-tarjeta button{width:100%;padding:10px;margin-top:8px}.app{display:flex;min-height:100vh}.menu-lateral{width:220px;background:#1e293b;color:#cbd5e1;display:flex;flex-direction:column;flex-shrink:0}.menu-marca{padding:18px 16px;border-bottom:1px solid #334155}.menu-marca strong{color:#fff;font-size:16px;display:block}.menu-marca span{font-size:12px;color:#94a3b8}.menu-item{padding:10px 16px;cursor:pointer;font-size:14px;border-left:3px solid transparent}.menu-item:hover{background:#334155}.menu-item.activo{background:#334155;border-left-color:var(--primario);color:#fff}.menu-pie{margin-top:auto;padding:14px 16px;border-top:1px solid #334155;font-size:12px}.menu-pie .nombre{color:#fff;font-weight:600}.contenido{flex:1;padding:20px 24px;overflow-x:auto}.cabecera{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;flex-wrap:wrap;gap:10px}.cabecera h2{margin:0}.selector-fondo{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--fondo)}.selector-tarjeta{background:#fff;padding:28px;border-radius:14px;width:420px;box-shadow:0 10px 30px #00000014}.opcion-campana{padding:12px 14px;border:1px solid var(--borde);border-radius:8px;margin-bottom:8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.opcion-campana:hover{border-color:var(--primario);background:#fef2f2}.stats{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:18px}.stat{background:#fff;border:1px solid var(--borde);border-radius:10px;padding:14px 20px;flex:1;min-width:150px}.stat .valor{font-size:26px;font-weight:700}.stat .nombre{font-size:12px;color:var(--texto-suave);text-transform:uppercase}.barra{height:10px;background:#e2e8f0;border-radius:999px;overflow:hidden}.barra>div{height:100%;background:var(--primario)}