:root {
    --bg: #f4f5f7;
    --card: #ffffff;
    --text: #191c1f;
    --muted: #6b7280;
    --border: #e5e7eb;
    --accent: #0666eb;
    --pos: #0a8f4f;
    --neg: #d92d20;
    --warn: #b54708;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #111315;
        --card: #1b1e21;
        --text: #eceef0;
        --muted: #9aa1a9;
        --border: #2c3035;
        --accent: #4d94ff;
        --pos: #3ccf8e;
        --neg: #ff6b5e;
        --warn: #f5a524;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 24px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; color: var(--text); }
.topbar nav a { margin-left: 16px; }

main { max-width: 1100px; margin: 0 auto; padding: 24px 16px; }

h1 { margin: 0 0 16px; font-size: 1.6rem; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}
.card.narrow { max-width: 380px; margin: 60px auto; }

.table-wrap { padding: 0; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
tbody tr:last-child td { border-bottom: none; }
tr.inactive { opacity: .6; }
.table-wrap > p { padding: 20px; margin: 0; }

.num { text-align: right; font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.totals { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.total {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 18px;
    min-width: 180px;
    display: flex;
    flex-direction: column;
}
.total .label { font-size: .8rem; color: var(--muted); }
.total .value { font-size: 1.4rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.account-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 20px;
}
.account-head h1 { margin-bottom: 0; }

.filter { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.filter label { display: flex; flex-direction: column; font-size: .85rem; color: var(--muted); }

input {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--text);
    font: inherit;
}
form label[for] { display: block; margin-bottom: 4px; }
.narrow input { width: 100%; margin-bottom: 12px; }

button, .button {
    display: inline-block;
    padding: 9px 18px;
    border: none;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
}
.button:hover { text-decoration: none; opacity: .9; }
.button.secondary { background: var(--card); color: var(--accent); border: 1px solid var(--border); }

.alert { padding: 10px 14px; border-radius: 8px; }
.alert.error { background: color-mix(in srgb, var(--neg) 12%, transparent); color: var(--neg); }

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: .85rem;
    border: 1px solid var(--border);
}
.badge.ok { color: var(--pos); border-color: var(--pos); }
.badge.warn { color: var(--warn); border-color: var(--warn); }

.state { font-size: .85rem; }
.state-pending, .state-created { color: var(--warn); }
.state-declined, .state-failed, .state-reverted { color: var(--neg); }

code { background: var(--bg); padding: 1px 5px; border-radius: 4px; }

@media (max-width: 600px) {
    th, td { padding: 10px; }
    .topbar { padding: 12px 16px; }
    .topbar nav a { margin-left: 0; margin-right: 12px; }
}