*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#0a0b0e;--bg-secondary:#14161b;--bg-card:#1a1d25;--bg-hover:#222531;--border:#2a2d37;--text-primary:#f0f1f4;--text-secondary:#8b8fa3;--text-muted:#5a5f73;--green:#22c55e;--green-bg:rgba(34,197,94,.1);--red:#ef4444;--red-bg:rgba(239,68,68,.1);--blue:#3b82f6;--blue-bg:rgba(59,130,246,.1);--purple:#a855f7;--orange:#f97316;--radius:12px;--radius-sm:8px}body,html{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font-family:inherit;font-size:inherit}input,select,textarea{width:100%;padding:12px 14px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);outline:none;transition:border-color .2s}input:focus,select:focus,textarea:focus{border-color:var(--blue)}input::placeholder,textarea::placeholder{color:var(--text-muted)}select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%238b8fa3' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px}button{cursor:pointer;border:none;border-radius:var(--radius-sm);font-weight:600;transition:all .2s}.btn-primary{background:var(--blue);color:#fff;padding:12px 24px}.btn-primary:hover{background:#2563eb}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);padding:12px 24px;border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--red);color:#fff;padding:8px 16px;font-size:.875rem}.btn-danger:hover{background:#dc2626}.btn-sm{padding:6px 14px;font-size:.8rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.badge-income{background:var(--green-bg);color:var(--green)}.badge-expense{background:var(--red-bg);color:var(--red)}.nav{background:var(--bg-secondary);border-bottom:1px solid var(--border);padding:0 24px;height:60px;display:flex;align-items:center;justify-content:space-between;position:-webkit-sticky;position:sticky;top:0;z-index:100}.nav-brand{font-size:1.2rem;font-weight:700;color:var(--text-primary)}.nav-brand,.nav-brand:hover{text-decoration:none}.nav-links{display:flex;align-items:center;gap:8px}.nav-link{padding:8px 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rgba(239,68,68,.3)}.alert-success{background:var(--green-bg);color:var(--green);border:1px solid rgba(34,197,94,.3)}.grid-2{grid-template-columns:repeat(2,1fr);grid-gap:24px}.grid-2,.grid-3{display:grid;gap:24px}.grid-3{grid-template-columns:repeat(3,1fr);grid-gap:24px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:24px;gap:24px}@media (max-width:1024px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.nav{padding:0 16px}.nav-links{gap:2px}.nav-link{padding:6px 10px;font-size:.8rem}.page-header{padding:24px 0 16px}.page-title{font-size:1.4rem}.container{padding:0 16px}.card{padding:16px}}.stat-card{text-align:left}.stat-label{font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.stat-value{font-size:2rem;font-weight:700}.stat-value.income{color:var(--green)}.stat-value.expense{color:var(--red)}.stat-value.balance{color:var(--blue)}.stat-value.neutral{color:var(--text-primary)}.filters-bar{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;margin-bottom:24px}.filters-bar .form-group{margin-bottom:0;min-width:160px}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;padding:12px 16px;font-size:.75rem;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted)}td,th{border-bottom:1px solid var(--border)}td{padding:14px 16px;font-size:.9rem}tr:hover td{background:var(--bg-hover)}.chart-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.chart-title{font-size:1rem;font-weight:600;margin-bottom:16px;color:var(--text-secondary)}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:200;padding:16px}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;max-width:520px;width:100%;max-height:90vh;overflow-y:auto}.modal-title{font-size:1.25rem;font-weight:700;margin-bottom:20px}.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}.empty-state{text-align:center;padding:60px 24px;color:var(--text-muted)}.empty-state-icon{font-size:3rem;margin-bottom:16px}.empty-state-title{font-size:1.1rem;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;width:100%;max-width:420px}.auth-title{font-size:1.5rem;font-weight:700;margin-bottom:4px}.auth-subtitle{color:var(--text-secondary);font-size:.9rem;margin-bottom:28px}.landing{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;background:linear-gradient(135deg,var(--bg-primary) 0,#0f1119 50%,#141824 100%)}.landing h1{font-size:3rem;font-weight:800;margin-bottom:12px;background:linear-gradient(135deg,var(--blue),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.landing p{color:var(--text-secondary);font-size:1.15rem;max-width:500px;margin-bottom:32px;line-height:1.6}.landing-actions{display:flex;gap:12px}.spinner{display:inline-block;width:16px;height:16px;border:2px solid transparent;border-top-color:currentcolor;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.text-center{text-align:center}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.gap-12{gap:12px}.gap-8{gap:8px}.text-sm{font-size:.85rem}.text-muted{color:var(--text-secondary)}