:root{--color-primary:#6366f1;--color-primary-dark:#4f46e5;--color-success:#16a34a;--color-danger:#dc2626;--color-background:#f8fafc;--color-surface:#fff;--color-text-primary:#0f172a;--color-text-secondary:#64748b;--color-border:#e2e8f0;--border-radius:12px;--shadow:0 1px 3px #00000014}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-background);color:var(--color-text-primary);min-height:100vh;font-family:Inter,system-ui,sans-serif}#root{flex-direction:column;min-height:100vh;display:flex}.header{color:#fff;background:#1e293b;width:100%;padding:24px 20px}.header__title{letter-spacing:-.02em;font-size:24px;font-weight:800}.header__subtitle{color:#94a3b8;margin-top:4px;font-size:14px}.main{width:100%;max-width:480px;margin:0 auto;padding:20px 16px}.dashboard{gap:12px;margin-bottom:24px;display:flex}.dashboard__card{background:var(--color-surface);border-radius:var(--border-radius);box-shadow:var(--shadow);flex:1;padding:16px}.dashboard__card--balance{color:#fff;background:#1e293b;flex:2}.dashboard__label{text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-secondary);margin-bottom:6px;font-size:11px;font-weight:600}.dashboard__card--balance .dashboard__label{color:#94a3b8}.dashboard__amount{letter-spacing:-.02em;font-size:22px;font-weight:700}.dashboard__card--income .dashboard__amount{color:var(--color-success)}.dashboard__card--expense .dashboard__amount{color:var(--color-danger)}.form-section{background:var(--color-surface);border-radius:var(--border-radius);box-shadow:var(--shadow);margin-bottom:24px;padding:20px}.form-section__title{color:var(--color-text-primary);margin-bottom:16px;font-size:15px;font-weight:700}.form__group{margin-bottom:12px}.form__label{color:var(--color-text-secondary);margin-bottom:4px;font-size:12px;font-weight:600;display:block}.form__input{border:1.5px solid var(--color-border);width:100%;color:var(--color-text-primary);background:var(--color-background);border-radius:8px;outline:none;padding:10px 12px;font-family:inherit;font-size:14px;transition:border-color .2s}.form__input:focus{border-color:var(--color-primary)}.form__button{background:var(--color-primary);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;margin-top:8px;padding:12px;font-family:inherit;font-size:14px;font-weight:700;transition:background .2s}.form__button:hover{background:var(--color-primary-dark)}.chart-section{background:var(--color-surface);border-radius:var(--border-radius);box-shadow:var(--shadow);margin-bottom:24px;padding:20px}.chart-section__title{color:var(--color-text-primary);margin-bottom:16px;font-size:15px;font-weight:700}.transactions-section{background:var(--color-surface);border-radius:var(--border-radius);box-shadow:var(--shadow);padding:20px}.transactions-section__title{color:var(--color-text-primary);margin-bottom:16px;font-size:15px;font-weight:700}.transactions-list{list-style:none}.transaction-item{border-bottom:1px solid var(--color-border);align-items:center;gap:12px;padding:12px 0;display:flex}.transaction-item:last-child{border-bottom:none}.transaction-item__icon{background:#f1f5f9;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;font-size:18px;display:flex}.transaction-item__info{flex:1;min-width:0}.transaction-item__description{color:var(--color-text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.transaction-item__category{color:var(--color-text-secondary);margin-top:2px;font-size:12px}.transaction-item__amount{white-space:nowrap;font-size:15px;font-weight:700}.transaction-item__amount--income{color:var(--color-success)}.transaction-item__amount--expense{color:var(--color-text-primary)}.transaction-item__delete{color:#cbd5e1;cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px;font-size:18px;transition:color .2s}.transaction-item__delete:hover{color:var(--color-danger)}.empty-state{text-align:center;color:var(--color-text-secondary);padding:32px 0;font-size:14px}@media (width<=400px){.dashboard{flex-direction:column}}.ai-section{background:var(--color-surface);border-radius:var(--border-radius);box-shadow:var(--shadow);margin-bottom:24px;padding:20px}.ai-section__title{color:var(--color-text-primary);margin-bottom:16px;font-size:15px;font-weight:700}.ai-card{border:1.5px solid var(--color-border);border-radius:10px;margin-bottom:12px;padding:14px}.ai-card:last-child{margin-bottom:0}.ai-card__header{align-items:center;gap:8px;margin-bottom:10px;display:flex}.ai-card__icon{font-size:18px}.ai-card__title{color:var(--color-text-primary);font-size:14px;font-weight:600}.ai-card__button{background:var(--color-primary);color:#fff;cursor:pointer;border:none;border-radius:8px;margin-bottom:10px;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:600;transition:background .2s}.ai-card__button:hover{background:var(--color-primary-dark)}.ai-card__button:disabled{background:var(--color-text-secondary);cursor:not-allowed}.ai-card__result{color:var(--color-text-primary);white-space:pre-wrap;font-size:13px;line-height:1.6}.ai-card__anomaly{color:var(--color-danger);margin-bottom:4px;font-weight:600}.ai-card__empty{color:var(--color-text-secondary);margin-top:6px;font-size:12px}.loading-state{height:200px;color:var(--color-text-secondary);justify-content:center;align-items:center;font-size:14px;display:flex}.error-state{height:200px;color:var(--color-danger);text-align:center;justify-content:center;align-items:center;padding:20px;font-size:14px;display:flex}