:root{--color-primary:#2563eb;--color-primary-dark:#1d4ed8;--color-bg:#f3f4f6;--color-surface:#fff;--color-text:#1f2937;--color-text-muted:#6b7280;--color-border:#e5e7eb;--color-danger:#dc2626;--color-success:#16a34a;--radius:14px;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f;--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px)}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--color-bg);color:var(--color-text);-webkit-tap-highlight-color:transparent;margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif}button,input,select,textarea{font-family:inherit;font-size:16px}a{color:var(--color-primary)}.app-shell{flex-direction:column;min-height:100%;display:flex}.topbar{z-index:20;background:var(--color-primary);color:#fff;padding:calc(12px + var(--safe-top)) 16px 12px;box-shadow:var(--shadow);justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.topbar h1{margin:0;font-size:18px;font-weight:600}.topbar .back-btn{color:#fff;cursor:pointer;background:0 0;border:none;margin-left:-8px;padding:4px 8px;font-size:22px}.topbar-actions{align-items:center;gap:10px;display:flex}.icon-btn{color:#fff;cursor:pointer;background:#ffffff26;border:none;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:16px;display:flex}main.container{width:100%;max-width:720px;padding:16px 16px calc(90px + var(--safe-bottom));flex:1;margin:0 auto}.auth-container main.container{max-width:420px;padding-top:40px}.card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:14px;padding:16px}.centered-card{margin-top:10vh}h2{margin-top:0}.field{margin-bottom:14px}.field label{color:var(--color-text-muted);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.field input,.field select,.field textarea{border:1px solid var(--color-border);width:100%;color:var(--color-text);background:#fff;border-radius:10px;padding:10px 12px}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--color-primary);outline-offset:-1px}.field-row{gap:12px;display:flex}.field-row .field{flex:1}.btn{cursor:pointer;background:var(--color-primary);color:#fff;border:none;border-radius:10px;justify-content:center;align-items:center;gap:6px;width:100%;padding:11px 18px;font-size:15px;font-weight:600;display:inline-flex}.btn:hover{background:var(--color-primary-dark)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.secondary{color:var(--color-primary-dark);background:#eef2ff}.btn.danger{color:var(--color-danger);background:#fef2f2}.btn.ghost{color:var(--color-text-muted);background:0 0}.btn.small{width:auto;padding:7px 12px;font-size:13px}.error-text{color:var(--color-danger);margin:8px 0;font-size:13px}.muted{color:var(--color-text-muted);font-size:13px}.empty-state{text-align:center;color:var(--color-text-muted);padding:60px 20px}.empty-state .empty-icon{margin-bottom:8px;font-size:40px}.rendicion-card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;color:inherit;margin-bottom:12px;padding:16px;text-decoration:none;display:block}.rendicion-card-top{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.rendicion-card h3{margin:0 0 4px;font-size:16px}.rendicion-meta{color:var(--color-text-muted);margin-bottom:10px;font-size:13px}.rendicion-numbers{flex-wrap:wrap;gap:16px;font-size:13px;display:flex}.rendicion-numbers strong{font-size:15px;display:block}.saldo-positivo{color:var(--color-success)}.saldo-negativo{color:var(--color-danger)}.saldo-bajo{color:#b45309}.alerta-saldo{border-radius:10px;margin:0 0 12px;padding:8px 12px;font-size:13px}.alerta-saldo-negativo{color:var(--color-danger);background:#fef2f2}.alerta-saldo-bajo{color:#b45309;background:#fffbeb}.badge{text-transform:uppercase;letter-spacing:.02em;white-space:nowrap;border-radius:999px;padding:3px 9px;font-size:11px;font-weight:700;display:inline-block}.badge-borrador{color:#374151;background:#e5e7eb}.badge-enviada{color:#92400e;background:#fef3c7}.badge-aprobada{color:#166534;background:#dcfce7}.badge-rechazada{color:#991b1b;background:#fee2e2}.fab{right:20px;bottom:calc(20px + var(--safe-bottom));background:var(--color-primary);color:#fff;cursor:pointer;z-index:15;border:none;border-radius:50%;justify-content:center;align-items:center;width:58px;height:58px;font-size:28px;display:flex;position:fixed;box-shadow:0 4px 14px #2563eb66}.modal-overlay{z-index:30;background:#0f172a80;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}@media (width>=640px){.modal-overlay{align-items:center}}.modal-sheet{background:var(--color-surface);width:100%;max-width:520px;max-height:92vh;padding:20px 20px calc(20px + var(--safe-bottom));border-radius:18px 18px 0 0;overflow-y:auto}@media (width>=640px){.modal-sheet{border-radius:18px;padding:24px}}.modal-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.modal-header h2{margin:0;font-size:18px}.modal-close{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;font-size:20px}.summary-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0;display:grid}.summary-item{text-align:center;background:#f8fafc;border-radius:10px;padding:10px}.summary-item .label{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.03em;font-size:11px}.summary-item .value{margin-top:2px;font-size:15px;font-weight:700}.recibo-item{border-bottom:1px solid var(--color-border);align-items:center;gap:12px;padding:12px 0;display:flex}.recibo-item:last-child{border-bottom:none}.recibo-thumb{background:#eef2ff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:20px;display:flex;overflow:hidden}.recibo-thumb img{object-fit:cover;width:100%;height:100%}.recibo-info{flex:1;min-width:0}.recibo-info .titulo{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;overflow:hidden}.recibo-info .sub{color:var(--color-text-muted);font-size:12px}.recibo-monto{white-space:nowrap;font-size:14px;font-weight:700}.recibo-actions{gap:4px;display:flex}.recibo-actions button{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;padding:4px 6px;font-size:16px}.file-input-wrapper{border:2px dashed var(--color-border);text-align:center;cursor:pointer;color:var(--color-text-muted);border-radius:12px;padding:16px}.file-input-wrapper input{display:none}.file-preview{justify-content:center;align-items:center;gap:10px;display:flex}.file-preview img{border-radius:8px;max-height:60px}.estado-select{flex-wrap:wrap;gap:8px;margin-top:6px;display:flex}.estado-select button{border:1px solid var(--color-border);cursor:pointer;background:#fff;border-radius:999px;padding:6px 12px;font-size:12px;font-weight:600}.estado-select button.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.export-row{gap:10px;margin-top:10px;display:flex}.export-row .btn{flex:1;width:auto}.install-banner{color:var(--color-primary-dark);border-radius:var(--radius);background:#eef2ff;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;padding:14px 16px;font-size:13px;display:flex}.install-banner button{flex-shrink:0}.spinner-container{color:var(--color-text-muted);justify-content:center;align-items:center;padding:60px 0;display:flex}.user-menu{position:relative}.user-dropdown{color:var(--color-text);box-shadow:var(--shadow);z-index:25;background:#fff;border-radius:12px;min-width:180px;padding:10px;position:absolute;top:42px;right:0}.user-dropdown .name{padding:6px 10px;font-weight:600}.user-dropdown button{text-align:left;cursor:pointer;width:100%;color:var(--color-danger);background:0 0;border:none;border-radius:8px;padding:8px 10px;font-size:14px}.user-dropdown button:hover{background:#fef2f2}.user-dropdown button.link-like{color:var(--color-text)}.user-dropdown button.link-like:hover{background:#f3f4f6}