:root {
    --bg: #0f1419;
    --surface: #1a2332;
    --border: #2d3a4f;
    --text: #e8eef7;
    --muted: #9aa8bc;
    --accent: #3d9cf5;
    --accent-hover: #5aacff;
    --danger: #f05d5d;
    --danger-bg: rgba(240, 93, 93, 0.12);
    --success-bg: rgba(64, 196, 132, 0.15);
    --success: #40c484;
    --radius: 10px;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font);
    background: radial-gradient(1200px 600px at 10% -10%, #1e2a44 0%, var(--bg) 55%);
    color: var(--text);
    line-height: 1.5;
}

.site-header {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.25rem 1rem;
}

.site-header h1 {
    margin: 0 0 0.35rem;
    font-size: 1.75rem;
    font-weight: 650;
    letter-spacing: -0.02em;
}

.tagline {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.layout {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.25rem 3rem;
    display: grid;
    gap: 1.25rem;
}

@media (min-width: 880px) {
    .layout {
        grid-template-columns: 340px 1fr;
        align-items: start;
    }
}

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.35rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.panel h2 {
    margin: 0 0 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.85rem;
    color: var(--muted);
}

input,
select {
    font: inherit;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.55rem 0.65rem;
}

input:focus,
select:focus {
    outline: 2px solid rgba(61, 156, 245, 0.45);
    outline-offset: 1px;
}

.btn {
    font: inherit;
    cursor: pointer;
    border-radius: 8px;
    border: 1px solid transparent;
    padding: 0.6rem 1rem;
    font-weight: 600;
}

.btn.primary {
    background: var(--accent);
    color: #061018;
}

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

.btn.ghost {
    background: transparent;
    color: var(--muted);
    border-color: var(--border);
}

.btn.ghost:hover {
    color: var(--danger);
    border-color: var(--danger);
    background: var(--danger-bg);
}

.btn.sm {
    padding: 0.35rem 0.6rem;
    font-size: 0.8rem;
}

.alert {
    border-radius: 8px;
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.alert ul {
    margin: 0;
    padding-left: 1.1rem;
}

.alert-error {
    background: var(--danger-bg);
    color: #ffb4b4;
    border: 1px solid rgba(240, 93, 93, 0.35);
}

.alert-success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(64, 196, 132, 0.35);
}

.list-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.list-head h2 {
    margin: 0;
}

.total {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.total strong {
    color: var(--text);
}

.empty {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.table-wrap {
    overflow-x: auto;
    margin: 0 -0.35rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th,
td {
    padding: 0.65rem 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--muted);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.actions {
    width: 1%;
    white-space: nowrap;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
}

.actions form {
    margin: 0;
}

.inline-form {
    display: inline;
    margin: 0;
}

.breadcrumb {
    margin-bottom: 0.5rem;
}

.breadcrumb a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.detail-main {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 1.25rem 3rem;
}

.detail-panel {
    margin-top: 0.5rem;
}

.detail-list {
    margin: 0;
    display: grid;
    gap: 1rem;
}

.detail-list > div {
    display: grid;
    gap: 0.25rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--border);
}

.detail-list > div:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.detail-list dt {
    margin: 0;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    font-weight: 600;
}

.detail-list dd {
    margin: 0;
    font-size: 1rem;
}

.detail-amount {
    font-size: 1.35rem;
    font-weight: 650;
    font-variant-numeric: tabular-nums;
}

.detail-actions {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.pill {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    background: rgba(61, 156, 245, 0.15);
    color: #9ccfff;
    font-size: 0.78rem;
    font-weight: 500;
}