:root{--primary:#4f46e5;--primary-hover:#4338ca;--secondary:#10b981;--bg-color:#0f172a;--surface:#1e293bb3;--surface-border:#ffffff1a;--text-primary:#f8fafc;--text-secondary:#94a3b8;--danger:#ef4444;--success:#10b981}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;background-image:radial-gradient(at 0 0,#4f46e526 0,#0000 50%),radial-gradient(at 100% 0,#10b98126 0,#0000 50%);background-attachment:fixed;min-height:100vh;font-family:Inter,sans-serif}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-family:Outfit,sans-serif;font-weight:600}.glass-panel{background:var(--surface);-webkit-backdrop-filter:blur(12px);border:1px solid var(--surface-border);border-radius:16px;box-shadow:0 4px 30px #0000001a}.btn{cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-family:Inter,sans-serif;font-size:.95rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 14px #4f46e566}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #4f46e580}.btn-outline{border:1px solid var(--surface-border);color:var(--text-primary);background:0 0}.btn-outline:hover{background:#ffffff0d;border-color:#fff3}.status-badge{border-radius:20px;align-items:center;gap:6px;padding:6px 12px;font-size:.85rem;font-weight:600;display:inline-flex}.status-paid{color:var(--success);background:#10b98126;border:1px solid #10b9814d}.status-unpaid{color:var(--danger);background:#ef444426;border:1px solid #ef44444d}.status-partial{color:#f59e0b;background:#f59e0b26;border:1px solid #f59e0b4d}input,select{border:1px solid var(--surface-border);width:100%;color:var(--text-primary);background:#0f172a99;border-radius:10px;padding:12px 16px;font-family:Inter,sans-serif;font-size:.95rem;transition:all .2s}select option{color:#f8fafc;background-color:#1e293b;padding:10px}input:focus,select:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #4f46e533}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.loader{border:3px solid #ffffff1a;border-top:3px solid var(--primary);border-radius:50%;width:24px;height:24px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app-container{flex-direction:column;gap:2rem;max-width:1200px;margin:0 auto;padding:2rem;display:flex}.app-header{padding:1.5rem 2rem}.header-content{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.header-title-wrapper{align-items:center;gap:1.25rem;display:flex}.header-actions{align-items:center;gap:1rem;display:flex}.header-logo{background:linear-gradient(135deg, var(--primary) 0%, #a5b4fc 100%);color:#fff;border-radius:14px;justify-content:center;align-items:center;width:52px;height:52px;display:flex;box-shadow:0 8px 16px #4f46e540}.app-header h1{letter-spacing:-.5px;background:linear-gradient(135deg,#fff 0%,#e0e7ff 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.15rem;font-size:2rem}.app-header p{color:#94a3b8;font-size:.95rem;font-weight:400}.year-selector{color:#e0e7ff;cursor:pointer;background:#4f46e51a;border:1px solid #4f46e54d;width:auto;min-width:150px;font-weight:600;box-shadow:0 4px 12px #0000001a}.year-selector:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e533}.main-content{flex-direction:column;gap:1.5rem;display:flex}.dashboard-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;display:grid}.stat-card{align-items:center;gap:1.5rem;padding:1.5rem;display:flex;position:relative;overflow:hidden}.stat-card:before{content:"";opacity:.15;z-index:0;position:absolute;inset:0}.primary-gradient{border:1px solid #4f46e566}.primary-gradient:before{background:linear-gradient(135deg, var(--primary) 0%, transparent 100%)}.primary-gradient .stat-icon{background:#4f46e533}.primary-gradient .stat-icon svg{color:#818cf8}.primary-gradient h2{color:#a5b4fc}.success-gradient{border:1px solid #10b98166}.success-gradient:before{background:linear-gradient(135deg, var(--success) 0%, transparent 100%)}.success-gradient .stat-icon{background:#10b98133}.success-gradient .stat-icon svg{color:#34d399}.success-gradient h2{color:#6ee7b7}.danger-gradient{border:1px solid #ef444466}.danger-gradient:before{background:linear-gradient(135deg, var(--danger) 0%, transparent 100%)}.danger-gradient .stat-icon{background:#ef444433}.danger-gradient .stat-icon svg{color:#f87171}.danger-gradient h2{color:#fca5a5}.stat-icon{z-index:1;background:#ffffff1a;border-radius:14px;justify-content:center;align-items:center;width:54px;height:54px;display:flex}.stat-icon svg{width:28px;height:28px}.stat-info{z-index:1}.stat-info h3{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:.25rem;font-family:Inter,sans-serif;font-size:.85rem;font-weight:500}.stat-info h2{font-size:1.8rem;font-weight:700}.toolbar{flex-wrap:wrap;align-items:center;gap:1rem;padding:1rem 1.5rem;display:flex}.search-box,.filter-box{flex:1;min-width:200px;position:relative}.search-icon,.filter-icon{color:var(--text-secondary);z-index:1;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.search-box input,.filter-box select{background:#0f172a80;padding-left:40px}.table-container{padding:1.5rem;overflow:hidden}.table-wrapper{overflow-x:auto}.data-table{border-collapse:collapse;text-align:left;width:100%}.data-table th{color:var(--text-secondary);border-bottom:1px solid var(--surface-border);white-space:nowrap;padding:1rem;font-family:Outfit,sans-serif;font-weight:600}.data-table td{vertical-align:middle;border-bottom:1px solid #ffffff0d;padding:1rem;font-size:.95rem}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:#ffffff05}.fw-500{font-weight:500}.btn-sm{border-radius:6px;padding:6px 12px;font-size:.85rem}.monto-input{text-align:center;border:1px solid var(--surface-border);color:#fff;background:#0f172acc;border-radius:6px;width:80px;padding:6px 10px}.monto-input:focus{border-color:var(--primary);outline:none}.empty-state{text-align:center;color:var(--text-secondary);padding:3rem!important}.loading-state{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:4rem;display:flex}@media (width<=768px){.app-container{padding:1rem}.toolbar{flex-direction:column;align-items:stretch}.search-box,.filter-box{width:100%}}.pagination{border-top:1px solid var(--surface-border);justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex}.page-info{color:var(--text-secondary);font-size:.9rem}.pagination .btn:disabled{opacity:.5;cursor:not-allowed}.auth-btn{align-items:center;gap:8px;padding:10px 16px;display:flex}.auth-btn-text{font-weight:600}@media (width<=768px){.auth-btn-text{display:none}.auth-btn{padding:10px}}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;background:#0f172acc;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-color);border:1px solid var(--surface-border);border-radius:16px;width:90%;max-width:400px;padding:2rem;box-shadow:0 20px 25px -5px #00000080,0 10px 10px -5px #0003}.modal-content h3{color:var(--text-primary);margin-top:0;margin-bottom:.5rem;font-size:1.5rem}.modal-desc{color:var(--text-secondary);margin-bottom:1.5rem;font-size:.95rem}.modal-input{color:#fff;background:#0003;border:1px solid #ffffff1a;border-radius:8px;width:100%;margin-bottom:1.5rem;padding:12px 16px;font-size:1rem}.modal-input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #4f46e533}.modal-actions{justify-content:flex-end;gap:1rem;display:flex}.monto-static{color:var(--text-primary);background:#ffffff0d;border-radius:8px;padding:8px 12px;display:inline-block}.form-group{text-align:left;margin-bottom:1.25rem}.form-group label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.9rem;font-weight:500;display:block}.input-with-icon{align-items:center;display:flex;position:relative}.input-icon{color:var(--text-secondary);pointer-events:none;position:absolute;left:12px}.modal-input.has-icon{margin-bottom:0;padding-left:2.5rem}.mt-2{margin-top:1.5rem}.btn-edit{align-items:center;gap:6px;margin:0 auto;display:flex}.text-center{text-align:center!important}.show-on-mobile{display:none}.expanded-card{border-bottom:1px solid var(--surface-border);background:#0f172a66;padding:1.2rem;box-shadow:inset 0 2px 8px #0000001a}.expanded-item{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.expanded-item:last-child{margin-bottom:0}.expanded-label{color:var(--text-secondary);font-size:.9rem}.expanded-actions{border-top:1px solid #ffffff0d;margin-top:1.2rem;padding-top:1.2rem}@media (width<=768px){.hide-on-mobile{display:none!important}.show-on-mobile{display:table-cell}tr.show-on-mobile{display:table-row}.modal-overlay{justify-content:center;align-items:center;padding:1rem}.modal-content{border-radius:20px;width:100%;max-width:500px;margin:0;padding:1.5rem;animation:.3s cubic-bezier(.16,1,.3,1) scaleIn}.modal-actions{flex-direction:column-reverse;gap:.8rem;margin-top:2rem}.modal-actions .btn{width:100%;padding:14px;font-size:1.05rem}.modal-input{padding:14px 16px;font-size:1rem}.modal-input.has-icon{padding-left:2.8rem}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}