:root {
    --background: #f4f7fb;
    --surface: #ffffff;
    --text: #172033;
    --muted: #667085;
    --border: #dfe5ee;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --positive: #16803c;
    --negative: #c62828;
    --danger-background: #fff5f5;
    --shadow: 0 14px 40px rgba(23, 32, 51, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--background);
    color: var(--text);
    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 48px 0 80px;
}

.page-header {
    margin-bottom: 28px;
}

.page-header h1 {
    margin: 4px 0 8px;
    font-size: clamp(2rem, 5vw, 3.25rem);
    line-height: 1.05;
}

.page-header p {
    margin: 0;
    color: var(--muted);
}

.eyebrow {
    color: var(--primary) !important;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.summary-card {
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.summary-card span {
    display: block;
    margin-bottom: 10px;
    color: var(--muted);
    font-size: 0.9rem;
}

.summary-card strong {
    display: block;
    font-size: 1.7rem;
}

.balance-card {
    border-color: #bdd2ff;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.8fr) minmax(420px, 1.6fr);
    gap: 20px;
    margin-bottom: 20px;
}

.panel {
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.panel h2 {
    margin: 0 0 18px;
    font-size: 1.2rem;
}

.panel-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 20px;
}

.panel-heading h2 {
    margin-bottom: 4px;
}

.panel-heading p {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

form {
    display: grid;
    gap: 10px;
}

label {
    margin-top: 6px;
    font-size: 0.9rem;
    font-weight: 700;
}

input,
select {
    width: 100%;
    min-height: 46px;
    padding: 11px 13px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #ffffff;
    color: var(--text);
    outline: none;
}

input:focus,
select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.input-with-symbol {
    position: relative;
}

.input-with-symbol span {
    position: absolute;
    top: 50%;
    left: 14px;
    color: var(--muted);
    transform: translateY(-50%);
}

.input-with-symbol input {
    padding-left: 30px;
}

.primary-button,
.danger-button {
    min-height: 46px;
    padding: 11px 18px;
    border: 0;
    border-radius: 10px;
    font-weight: 800;
}

.primary-button {
    margin-top: 8px;
    background: var(--primary);
    color: #ffffff;
}

.primary-button:hover {
    background: var(--primary-hover);
}

.danger-button {
    background: var(--negative);
    color: #ffffff;
}

.form-message {
    min-height: 20px;
    margin: 2px 0 0;
    color: var(--negative);
    font-size: 0.88rem;
}

.filter-label {
    min-width: 180px;
    margin: 0;
    color: var(--muted);
    font-size: 0.8rem;
}

.filter-label select {
    margin-top: 5px;
}

.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 14px 10px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: middle;
}

th {
    color: var(--muted);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

td {
    font-size: 0.92rem;
}

.amount-cell {
    font-weight: 800;
}

.category-badge {
    display: inline-block;
    padding: 5px 9px;
    border-radius: 999px;
    background: #eef4ff;
    color: #234c9f;
    font-size: 0.78rem;
    font-weight: 700;
}

.delete-button {
    padding: 7px 10px;
    border: 1px solid #f0b8b8;
    border-radius: 8px;
    background: #fff7f7;
    color: var(--negative);
    font-weight: 700;
}

.delete-button:hover {
    background: #ffe7e7;
}

.empty-message {
    margin: 22px 0 4px;
    color: var(--muted);
    text-align: center;
}

.chart {
    display: grid;
    gap: 12px;
}

.chart-row {
    display: grid;
    grid-template-columns: 110px 1fr 82px;
    align-items: center;
    gap: 10px;
}

.chart-label,
.chart-value {
    font-size: 0.85rem;
}

.chart-value {
    font-weight: 700;
    text-align: right;
}

.chart-track {
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: #e8edf5;
}

.chart-bar {
    height: 100%;
    border-radius: inherit;
    background: var(--primary);
    transition: width 250ms ease;
}

.danger-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    border-color: #f0cccc;
    background: var(--danger-background);
}

.danger-panel h2 {
    margin-bottom: 5px;
}

.danger-panel p {
    margin: 0;
    color: var(--muted);
}

.positive {
    color: var(--positive);
}

.negative {
    color: var(--negative);
}

@media (max-width: 900px) {
    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .container {
        width: min(100% - 20px, 1180px);
        padding-top: 28px;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .panel {
        padding: 18px;
    }

    .panel-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .filter-label {
        min-width: 100%;
    }

    .chart-row {
        grid-template-columns: 90px 1fr;
    }

    .chart-value {
        grid-column: 2;
    }

    .danger-panel {
        align-items: stretch;
        flex-direction: column;
    }

    .danger-button {
        width: 100%;
    }
}