:root{color-scheme:light;font-family:Inter,Segoe UI,-apple-system,BlinkMacSystemFont,Helvetica Neue,system-ui,sans-serif;line-height:1.5;font-weight:400;--color-background: #f5f7fb;--color-surface: #ffffff;--color-surface-muted: #eff3fb;--color-surface-elevated: #fdfdff;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-accent: #14b8a6;--color-text: #0f172a;--color-text-muted: #475569;--color-border: #d8e2f1;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px;--shadow-sm: 0 4px 16px rgba(15, 23, 42, .08);--shadow-md: 0 18px 40px rgba(15, 23, 42, .12);background-color:var(--color-background);color:var(--color-text);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--color-background);color:var(--color-text)}#root{min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:inherit}input,button,select,textarea{font:inherit}img,svg{display:block;max-width:100%}::selection{background:#2563eb2e}@media(max-width:640px){:root{font-size:15px}}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:1.5rem 2.5rem;background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(212,224,238,.7)}.brand{display:flex;align-items:baseline;gap:.25rem;font-size:1.35rem;font-weight:600;color:var(--color-text)}.brand__accent{color:var(--color-primary)}.app-nav{display:flex;align-items:center;gap:.75rem;background:#2563eb14;padding:.45rem;border-radius:999px}.nav-link{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1.1rem;border-radius:999px;font-size:.95rem;font-weight:500;color:var(--color-text-muted);transition:background-color .2s ease,color .2s ease,box-shadow .2s ease}.nav-link:hover{color:var(--color-text)}.nav-link.nav-link--active{color:#fff;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));box-shadow:var(--shadow-sm)}.app-content{flex:1;width:100%;max-width:1200px;padding:2.5rem 2rem 3rem;margin:0 auto;display:flex;flex-direction:column;gap:2rem}.page{display:flex;flex-direction:column;gap:1.75rem}.page-header{display:flex;flex-direction:column;gap:.5rem}.page-header__title{font-size:2.15rem;font-weight:600;letter-spacing:-.03em;color:var(--color-text)}.page-header__subtitle{color:var(--color-text-muted);font-size:1rem;max-width:540px}@media(max-width:900px){.app-header{padding:1.25rem 1.5rem;gap:1.25rem;flex-direction:column;align-items:flex-start}.app-nav{width:100%;justify-content:space-between}.app-content{padding:2rem 1.5rem 2.5rem}}@media(max-width:600px){.app-nav{gap:.5rem;padding:.35rem}.nav-link{flex:1;padding:.45rem .75rem;font-size:.9rem}.page-header__title{font-size:1.8rem}}.transaction-form{display:flex;flex-direction:column;gap:1.5rem;padding:1.75rem;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.transaction-form__header h2{margin:0;font-size:1.6rem;font-weight:600;color:var(--color-text)}.transaction-form__header p{margin:.25rem 0 0;color:var(--color-text-muted)}.transaction-form__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem 1.25rem}.transaction-form__field{display:flex;flex-direction:column;gap:.5rem;font-size:.95rem;color:var(--color-text-muted)}.transaction-form__field span{font-weight:500}.transaction-form__field input,.transaction-form__field select,.transaction-form__field textarea{width:100%;padding:.7rem .85rem;border-radius:var(--radius-md);border:1px solid rgba(148,163,184,.4);background:var(--color-surface-elevated);color:var(--color-text);transition:border-color .2s ease,box-shadow .2s ease}.transaction-form__field textarea{resize:vertical;min-height:110px}.transaction-form__field input:focus,.transaction-form__field select:focus,.transaction-form__field textarea:focus{outline:none;border-color:#2563eb73;box-shadow:0 0 0 3px #2563eb26}.transaction-form__footer{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between}.transaction-form__status{min-height:1.25rem;font-size:.9rem}.transaction-form__error{color:#dc2626;font-weight:500}.transaction-form__success{color:var(--color-accent);font-weight:500}.transaction-form__submit{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));border:none;color:#fff;font-weight:600;padding:.75rem 1.6rem;border-radius:999px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,opacity .2s ease}.transaction-form__submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-sm)}.transaction-form__submit:disabled{opacity:.7;cursor:not-allowed}@media(max-width:540px){.transaction-form{padding:1.35rem}.transaction-form__footer{flex-direction:column;align-items:stretch}.transaction-form__submit{width:100%;justify-content:center}}.wallet-summary{display:flex;flex-direction:column;gap:1.35rem;padding:1.75rem;background:linear-gradient(145deg,#18337214,#2563eb0d);border-radius:var(--radius-lg);border:1px solid rgba(212,224,238,.55);box-shadow:var(--shadow-md)}.wallet-summary__header{display:flex;align-items:center;justify-content:space-between;gap:1rem}.wallet-summary__header h2{margin:0;font-size:1.6rem;font-weight:600;color:var(--color-text)}.wallet-summary__header p{margin:.35rem 0 0;color:var(--color-text-muted)}.wallet-summary__status{font-size:.9rem;color:var(--color-primary)}.wallet-summary__cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.2rem}.wallet-summary__card{padding:1.25rem;border-radius:var(--radius-md);background:var(--color-surface);box-shadow:0 12px 25px #0f172a1f;display:flex;flex-direction:column;gap:.75rem}.wallet-summary__card h3{margin:0;font-size:.95rem;font-weight:600;letter-spacing:.02em;color:var(--color-text-muted);text-transform:uppercase}.wallet-summary__value{margin:0;font-size:1.8rem;font-weight:700;letter-spacing:-.02em}.wallet-summary__meta{color:var(--color-text-muted);font-size:.9rem}.wallet-summary__card--balance{background:linear-gradient(135deg,#2563eb,#4338ca);color:#fff}.wallet-summary__card--balance h3,.wallet-summary__card--balance .wallet-summary__meta{color:#ffffffd9}.wallet-summary__card--income{border:1px solid rgba(22,163,74,.3)}.wallet-summary__card--income .wallet-summary__value{color:#16a34a}.wallet-summary__card--expense{border:1px solid rgba(220,38,38,.3)}.wallet-summary__card--expense .wallet-summary__value{color:#dc2626}.wallet-summary__footer{display:flex;align-items:center;gap:.5rem;color:var(--color-text-muted);font-size:.9rem;border-top:1px dashed rgba(148,163,184,.4);padding-top:.75rem}.wallet-summary__footer-label{font-weight:600}@media(max-width:640px){.wallet-summary{padding:1.35rem}.wallet-summary__value{font-size:1.5rem}}.transaction-list{display:flex;flex-direction:column;gap:1.25rem;padding:1.75rem;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.transaction-list__header{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid rgba(212,224,238,.55);padding-bottom:1rem}.transaction-list__actions{display:flex;align-items:center;gap:.75rem}.transaction-list__header h2{margin:0;font-size:1.45rem;font-weight:600;color:var(--color-text)}.transaction-list__header p{margin:.35rem 0 0;color:var(--color-text-muted);font-size:.95rem}.transaction-list__items{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:.85rem}.transaction-list__filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(212,224,238,.55)}.transaction-list__filter{display:flex;flex-direction:column;gap:.4rem;font-size:.9rem;color:var(--color-text-muted)}.transaction-list__filter input,.transaction-list__filter select{width:100%;padding:.65rem .75rem;border-radius:var(--radius-md);border:1px solid rgba(148,163,184,.4);background:var(--color-surface-elevated);color:var(--color-text);transition:border-color .2s ease,box-shadow .2s ease}.transaction-list__filter input:focus,.transaction-list__filter select:focus{outline:none;border-color:#2563eb73;box-shadow:0 0 0 3px #2563eb26}.transaction-list__reset{border:none;background:#2563eb1a;color:var(--color-primary);font-weight:600;padding:.55rem 1.2rem;border-radius:999px;cursor:pointer;transition:background-color .2s ease,transform .15s ease}.transaction-list__reset:hover{background:#2563eb2e;transform:translateY(-1px)}.transaction-list__export{border:none;background:linear-gradient(135deg,#3b82f6f2,#6366f1f2);color:#fff;font-weight:600;padding:.5rem 1.2rem;border-radius:999px;cursor:pointer;box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease,opacity .2s ease}.transaction-list__export:hover:not(:disabled){transform:translateY(-1px)}.transaction-list__export:disabled{opacity:.65;cursor:not-allowed;box-shadow:none}.transaction-list__item{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:1rem 1.25rem;border-radius:var(--radius-md);background:var(--color-surface-elevated);border:1px solid rgba(212,224,238,.55);transition:transform .15s ease,box-shadow .15s ease}.transaction-list__item:hover{transform:translateY(-2px);box-shadow:0 15px 30px #0f172a14}.transaction-list__item-main{display:flex;flex-direction:column;gap:.3rem}.transaction-list__category{font-weight:600;color:var(--color-text)}.transaction-list__description{color:var(--color-text-muted);font-size:.9rem}.transaction-list__meta{display:flex;flex-direction:column;align-items:flex-end;gap:.3rem}.transaction-list__amount{font-weight:600;font-size:1.05rem}.transaction-list__amount--income{color:#16a34a}.transaction-list__amount--expense{color:#dc2626}.transaction-list__date{color:var(--color-text-muted);font-size:.85rem}.transaction-list__placeholder{display:inline-flex;flex-direction:column;gap:.4rem;padding:1.25rem;border-radius:var(--radius-md);background:var(--color-surface-elevated);color:var(--color-text-muted)}.transaction-list__placeholder--error{color:#dc2626;border:1px solid rgba(220,38,38,.3)}.transaction-list__status{padding-top:.5rem}@media(max-width:720px){.transaction-list__item{flex-direction:column;align-items:flex-start}.transaction-list__meta{flex-direction:row;align-items:center;width:100%;justify-content:space-between}}.analytics-card{display:flex;flex-direction:column;gap:1.25rem;padding:1.75rem;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.analytics-card__header{display:flex;align-items:center;justify-content:space-between;gap:1rem}.analytics-card__header h3{margin:0;font-size:1.3rem;font-weight:600}.analytics-card__header p{margin:.4rem 0 0;color:var(--color-text-muted);font-size:.95rem}.analytics-card__chart{display:flex;flex-direction:column;gap:1rem}.analytics-card__legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.75rem;margin:0;padding:0;list-style:none}.analytics-card__legend li{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--color-text-muted)}.analytics-card__legend-color{width:12px;height:12px;border-radius:999px}.analytics-card__legend-label{flex:1}.analytics-card__legend-value{font-weight:600;color:var(--color-text)}.analytics-card__empty{padding:1.5rem;border-radius:var(--radius-md);background:var(--color-surface-elevated);color:var(--color-text-muted);text-align:center}.analytics-controls{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end}.analytics-controls__field{display:flex;flex-direction:column;gap:.35rem;font-size:.9rem;color:var(--color-text-muted)}.analytics-controls__field input{padding:.6rem .8rem;border-radius:var(--radius-md);border:1px solid rgba(148,163,184,.4);background:var(--color-surface-elevated);color:var(--color-text)}.analytics-controls__clear{border:none;background:#0ea5e91f;color:#0369a1;font-weight:600;padding:.6rem 1.2rem;border-radius:999px;cursor:pointer;transition:background-color .2s ease}.analytics-controls__clear:hover{background:#0ea5e933}.analytics-tooltip{display:flex;flex-direction:column;gap:.35rem;background:var(--color-surface);padding:.85rem 1rem;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);color:var(--color-text)}.analytics-summary__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1.1rem}.analytics-summary__item{display:flex;flex-direction:column;gap:.35rem;padding:1rem;border-radius:var(--radius-md);background:var(--color-surface-elevated);border:1px solid rgba(212,224,238,.6)}.analytics-summary__label{font-size:.85rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.analytics-summary__value{font-size:1.2rem;font-weight:600;color:var(--color-text)}.analytics-summary__value--positive{color:#16a34a}.analytics-summary__value--negative{color:#dc2626}@media(max-width:640px){.analytics-card{padding:1.35rem}}.budget-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}.budget-card{display:flex;flex-direction:column;gap:1rem;padding:1.5rem;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid rgba(212,224,238,.6)}.budget-card__header{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.budget-card__month{font-size:1.2rem;font-weight:600;color:var(--color-text)}.budget-card__meta{color:var(--color-text-muted);font-size:.9rem}.budget-card__progress{display:flex;flex-direction:column;gap:.5rem}.budget-card__progress-bar{position:relative;height:12px;border-radius:999px;background:#94a3b833;overflow:hidden}.budget-card__progress-fill{position:absolute;inset:0;border-radius:inherit;transition:width .3s ease}.budget-card__stats{display:flex;align-items:center;justify-content:space-between;font-size:.95rem}.budget-card__actions{display:flex;justify-content:space-between;align-items:center;gap:.75rem}.budget-card__alert{display:inline-flex;align-items:center;gap:.5rem;padding:.45rem .75rem;border-radius:999px;font-size:.85rem;font-weight:600}.budget-card__alert--warning{background:#facc152e;color:#a16207}.budget-card__alert--danger{background:#ef44442e;color:#b91c1c}.budget-card__button{border:none;background:#2563eb1f;color:var(--color-primary);font-weight:600;padding:.5rem 1rem;border-radius:999px;cursor:pointer;transition:background-color .2s ease}.budget-card__button:hover{background:#2563eb33}.budget-form{display:flex;flex-direction:column;gap:1.2rem;padding:1.6rem;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.budget-form__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem}.budget-form__field{display:flex;flex-direction:column;gap:.45rem;font-size:.9rem;color:var(--color-text-muted)}.budget-form__field input{padding:.6rem .8rem;border-radius:var(--radius-md);border:1px solid rgba(148,163,184,.4);background:var(--color-surface-elevated);color:var(--color-text)}.budget-form__toggle{display:flex;align-items:center;gap:.75rem;padding:.75rem;border-radius:var(--radius-md);background:#2563eb14;color:var(--color-text)}.budget-form__submit{align-self:flex-start;border:none;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;font-weight:600;padding:.7rem 1.4rem;border-radius:999px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.budget-form__submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-sm)}.budget-form__submit:disabled{opacity:.7;cursor:not-allowed}.budget-form__status{min-height:1.2rem;font-size:.88rem;color:var(--color-text-muted)}@media(max-width:640px){.budget-form{padding:1.35rem}}.budget-alerts{padding:1.6rem;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:1.25rem}.budget-alerts__header h2{margin:0;font-size:1.3rem;font-weight:600}.budget-alerts__header p{margin:.35rem 0 0;color:var(--color-text-muted)}.budget-alerts__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.85rem}.budget-alerts__item{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;padding:1rem 1.25rem;border-radius:var(--radius-md);border:1px solid rgba(212,224,238,.6);background:var(--color-surface-elevated)}.budget-alerts__item strong{display:block;font-size:1.05rem}.budget-alerts__item span{display:block;font-size:.85rem;color:var(--color-text-muted)}.budget-alerts__item--warning{border-color:#eab30859;background:#facc151f}.budget-alerts__item--over{border-color:#ef444447;background:#ef44441f}.budget-alerts__meta{display:flex;flex-direction:column;align-items:flex-end;gap:.4rem;font-weight:600}@media(max-width:640px){.budget-alerts__item{flex-direction:column;align-items:flex-start}.budget-alerts__meta{align-items:flex-start}}