:root{--primary:#028ce7;--primary-hover:#0077c9;--primary-gradient:linear-gradient(135deg,#028ce7,#0060ad);--secondary:#74cf58;--bg-gradient:linear-gradient(135deg,#e0f2fe,#f0fdf4 50%,#f8fafc);--card-bg:rgba(255,255,255,0.95);--border-color:#cbd5e1;--border-focus:#028ce7;--text-main:#0f172a;--text-muted:#475569;--text-light:#64748b;--shadow-sm:0 4px 6px -1px rgba(0,0,0,0.05);--shadow-md:0 10px 25px -5px rgba(2,140,231,0.12),0 8px 10px -6px rgba(0,0,0,0.04);--shadow-lg:0 20px 45px -10px rgba(15,23,42,0.12);--radius-sm:10px;--radius-md:16px;--radius-lg:24px}*{margin:0;padding:0;box-sizing:border-box}body{min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text-main);background:var(--bg-gradient);background-attachment:fixed;-webkit-font-smoothing:antialiased}.app-navbar{width:100%;max-width:900px;margin:0 auto 20px;display:flex;justify-content:flex-end;align-items:center;padding:0 10px}.nav-historial{display:inline-flex;align-items:center;gap:10px;padding:10px 22px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);color:var(--primary);font-weight:700;font-size:.95rem;border-radius:50px;text-decoration:none;box-shadow:0 4px 18px rgba(2,140,231,.15);border:1px solid rgba(2,140,231,.2);transition:all .25s cubic-bezier(.4,0,.2,1)}.nav-historial:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(2,140,231,.25);background:#ffffff;color:var(--primary-hover)}.trabajo-main{min-height:100vh;padding:30px 16px 60px}.brand-header,.trabajo-main{display:flex;flex-direction:column;align-items:center}.brand-header{margin-bottom:28px;text-align:center}.contenedor-imagen{width:130px;height:130px;display:flex;justify-content:center;align-items:center;background-color:white;border-radius:50%;overflow:hidden;box-shadow:0 12px 35px rgba(2,140,231,.2);margin-bottom:16px;border:4px solid #ffffff;transition:transform .3s ease}.contenedor-imagen:hover{transform:scale(1.04) rotate(2deg)}.contenedor-imagen img{width:100%;height:100%;object-fit:contain}.trabajo-titulo{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;color:var(--primary);text-align:center;letter-spacing:-.5px;background:linear-gradient(135deg,#028ce7,#004b87);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.contenedor-form{width:min(850px,100%);padding:36px;background:var(--card-bg);backdrop-filter:blur(16px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.8)}.planilla-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;width:100%}.form-section-header{grid-column:1/-1;display:flex;align-items:center;gap:12px;padding-bottom:10px;margin-top:10px;border-bottom:2px solid #e2e8f0}.form-section-header:first-of-type{margin-top:0}.form-section-icon{width:32px;height:32px;border-radius:8px;background:rgba(2,140,231,.12);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.1rem;font-weight:700}.form-section-title{font-size:1.15rem;font-weight:700;color:var(--text-main);letter-spacing:-.3px}.form-group{display:flex;flex-direction:column;width:100%}.form-group.full-width{grid-column:1/-1}.form-group label{margin-bottom:8px;font-size:.92rem;font-weight:600;color:var(--text-muted);display:flex;align-items:center;justify-content:space-between}.form-group label .req{color:#ef4444;margin-left:4px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:14px 16px;font-family:inherit;font-size:.98rem;color:var(--text-main);background-color:#f8fafc;border:1.5px solid var(--border-color);border-radius:var(--radius-sm);outline:none;transition:all .2s ease}.form-group input:hover,.form-group select:hover,.form-group textarea:hover{border-color:#94a3b8;background-color:#ffffff}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--border-focus);background-color:#ffffff;box-shadow:0 0 0 4px rgba(2,140,231,.14)}.form-group textarea{min-height:110px;resize:vertical;line-height:1.5}.campo-insumos-container{grid-column:1/-1;background:#f1f5f9;border-radius:var(--radius-md);padding:20px;border:1px solid #e2e8f0}.campo-insumos-titulo{font-size:.95rem;font-weight:700;color:var(--text-main);margin-bottom:14px}.insumos-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.insumo-checkbox-card{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#ffffff;border:1.5px solid #e2e8f0;border-radius:var(--radius-sm);cursor:pointer;user-select:none;transition:all .2s ease}.insumo-checkbox-card:hover{border-color:var(--primary);background:#f0f9ff}.insumo-checkbox-card.active{border-color:var(--primary);background:#e0f2fe;box-shadow:0 2px 8px rgba(2,140,231,.12)}.insumo-checkbox-card input[type=checkbox]{width:20px;height:20px;accent-color:var(--primary);cursor:pointer}.insumo-label-text{font-size:.92rem;font-weight:600;color:var(--text-main)}.upload-zone-container{grid-column:1/-1}.upload-zone{border:2px dashed #94a3b8;border-radius:var(--radius-md);padding:32px 20px;text-align:center;background:#f8fafc;cursor:pointer;transition:all .25s ease;position:relative;user-select:none;margin-top:8px}.upload-zone--drag,.upload-zone:hover{border-color:var(--primary);background:#f0f9ff;transform:translateY(-1px)}.upload-zone__icono{width:52px;height:52px;margin:0 auto 12px;color:var(--primary);background:rgba(2,140,231,.1);border-radius:50%;display:flex;align-items:center;justify-content:center}.upload-zone__texto{font-size:1.05rem;font-weight:700;color:var(--text-main);margin-bottom:4px}.upload-zone__sub{font-size:.85rem;color:var(--text-light)}.upload-contador{position:absolute;top:14px;right:16px;background:#e2e8f0;color:var(--text-muted);font-size:.78rem;font-weight:700;padding:4px 10px;border-radius:20px}.upload-previews{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}.preview-card{position:relative;aspect-ratio:4/3;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm);border:2px solid #ffffff;background:#0f172a}.preview-card img{width:100%;height:100%;object-fit:cover}.preview-remove{position:absolute;top:8px;right:8px;width:26px;height:26px;border-radius:50%;background:rgba(0,0,0,.7);color:#ffffff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;transition:background .2s}.preview-remove:hover{background:#ef4444}.preview-num{position:absolute;bottom:8px;left:8px;background:rgba(0,0,0,.7);color:#ffffff;font-size:11px;padding:3px 8px;border-radius:4px;font-weight:700}.firma-container{grid-column:1/-1}.firma-canvas-box{border:2px solid var(--border-color);border-radius:var(--radius-md);background-color:#ffffff;overflow:hidden;margin-top:8px;box-shadow:inset 0 2px 4px rgba(0,0,0,.02);transition:border-color .2s}.firma-canvas-box:hover{border-color:#94a3b8}.btn-limpiar{margin-top:10px;background:#f1f5f9;color:var(--text-muted);border:1px solid var(--border-color);padding:9px 18px;border-radius:var(--radius-sm);cursor:pointer;font-size:.88rem;font-weight:600;transition:all .2s ease;display:inline-flex;align-items:center;gap:6px}.btn-limpiar:hover{background:#e2e8f0;color:var(--text-main)}.submit-btn{grid-column:1/-1;width:100%;padding:16px 24px;font-family:inherit;font-size:1.1rem;font-weight:800;color:#ffffff;background:var(--primary-gradient);border:none;border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-md);transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;gap:10px;margin-top:10px}.submit-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 14px 30px rgba(2,140,231,.35)}.submit-btn:active:not(:disabled){transform:translateY(0)}.submit-btn:disabled{opacity:.65;cursor:not-allowed;transform:none}.toast{position:fixed;bottom:28px;right:28px;z-index:9999;display:flex;align-items:center;gap:14px;min-width:320px;max-width:440px;padding:16px 20px;background:#ffffff;border-radius:var(--radius-md);box-shadow:0 20px 50px rgba(0,0,0,.18);border-left:6px solid var(--primary);opacity:0;transform:translateY(20px) scale(.96);pointer-events:none;transition:all .35s cubic-bezier(.22,1,.36,1)}.toast--visible{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.toast--error{border-left-color:#ef4444}.toast--success{border-left-color:#22c55e}.toast-icon{flex-shrink:0;width:40px;height:40px;border-radius:50%;background:var(--primary-gradient);color:white;font-size:1.3rem;font-weight:800;display:flex;align-items:center;justify-content:center}.toast--error .toast-icon{background:linear-gradient(135deg,#ef4444,#dc2626)}.toast--success .toast-icon{background:linear-gradient(135deg,#22c55e,#16a34a)}.toast-body{flex:1;min-width:0}.toast-title{font-size:.98rem;font-weight:700;color:var(--text-main);margin-bottom:2px}.toast-message{font-size:.88rem;color:var(--text-muted);line-height:1.4}.toast-close{flex-shrink:0;width:30px;height:30px;border:none;background:#f1f5f9;border-radius:50%;font-size:1.2rem;color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.toast-close:hover{background:#e2e8f0;color:var(--text-main)}@media (max-width:768px){.contenedor-form{padding:24px 18px;border-radius:var(--radius-md)}.planilla-form{grid-template-columns:1fr;gap:18px}.upload-previews{grid-template-columns:repeat(2,1fr)}}@media (max-width:480px){.trabajo-main{padding:16px 10px 40px}.contenedor-imagen{width:100px;height:100px}.trabajo-titulo{font-size:1.5rem}.toast{bottom:16px;right:16px;left:16px;min-width:0}}