:root {
    --bg: #ffffff;
    --panel: #f7f7f7;
    --border: #e6e6e6;
    --text: #000000;
    --muted: #999999;
    --accent: #000000;
    --accent-hover: #0f0f0f;
    --error: #ff3333;
    --avatar-stroke: rgba(0, 0, 0, 0.1);
    --cell-tint: #000000;
    --cell-tint-max: 33%;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #000000;
        --panel: #080808;
        --border: #1a1a1a;
        --text: #ffffff;
        --muted: #999999;
        --accent: #ffffff;
        --accent-hover: #f0f0f0;
        --error: #ff4d4d;
        --avatar-stroke: rgba(255, 255, 255, 0.1);
        --cell-tint: #ffffff;
    }
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family:
        "IBM Plex Sans",
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        sans-serif;
    font-size: 13px;
    line-height: 1.25;
}

main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 40px 20px 80px;
}

h1 {
    margin: 0 0 12px;
    font-size: 16px;
    font-weight: 400;
}

.heading-divider {
    height: 1px;
    width: 24px;
    background: var(--border);
    margin: 0 0 12px;
}

.subtitle {
    margin: 0 0 24px;
    width: 50%;
    text-wrap: balance;
    line-height: 1.5;
}

form {
    margin-bottom: 24px;
}

label {
    display: block;
    color: var(--muted);
    margin-bottom: 4px;
}

.row {
    display: flex;
    gap: 8px;
}

input[type="text"] {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-family: inherit;
    font-size: 13px;
}

input[type="text"]:focus {
    outline: none;
    border: 1px solid var(--accent);
}

button {
    padding: 8px 16px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 13px;
}

button:hover:not(:disabled) {
    background: var(--accent-hover);
}
button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.hint {
    color: var(--muted);
}

.status {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px;
    margin-bottom: 16px;
    color: var(--muted);
}

.status.error {
    color: var(--error);
    border-color: var(--error);
}

.sort-control {
    display: none;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.sort-control label {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}

.sort-control select {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 13px;
}

.sort-control select:focus {
    outline: none;
    border-color: var(--accent);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg);
    border: none;
    overflow: hidden;
}

th,
td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

th {
    font-size: 11px;
    font-weight: 400;
    color: var(--muted);
    user-select: none;
}

th.sortable {
    cursor: pointer;
    position: relative;
}

th.sortable:hover {
    background: var(--panel);
    color: var(--text);
}

th.sortable::before {
    content: "↓";
    display: inline-block;
    margin-right: 4px;
    color: transparent;
    text-align: left;
}

th.sortable[aria-sort="ascending"]::before {
    content: "↑";
    color: var(--text);
}
th.sortable[aria-sort="descending"]::before {
    content: "↓";
    color: var(--text);
}

tbody tr {
    cursor: pointer;
}
tbody tr:last-child td {
    border-bottom: none;
}
tbody tr:hover {
    background: var(--panel);
}

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

tbody td.num {
    font-family:
        "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

tbody td.tint {
    background-color: color-mix(
        in srgb,
        var(--cell-tint) calc(var(--tint, 0) * var(--cell-tint-max)),
        transparent
    );
}

.account {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--border);
    object-fit: cover;
    flex-shrink: 0;
    box-shadow: inset 0 0 0 1px var(--avatar-stroke);
}

.account-name {
    min-width: 0;
    flex: 1;
    color: var(--text);
}

.account-handle {
    display: block;
    color: var(--muted);
    font-size: 11px;
    margin-top: 2px;
}

.account-stat {
    flex-shrink: 0;
    margin-left: 12px;
    text-align: left;
    font-family:
        "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
    font-variant-numeric: tabular-nums;
}

.account-stat-label {
    display: block;
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-size: 11px;
    color: var(--muted);
    margin-bottom: 2px;
}

tbody td.posts-per-day {
    display: none;
}

.sparkline {
    width: 80px;
    height: 20px;
    color: var(--text);
    flex-shrink: 0;
}

.progress {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 8px;
}

.progress-bar {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width 0.2s ease-in-out;
}

@media (max-width: 880px) {
    main {
        padding: 20px 12px 60px;
    }
    .subtitle {
        width: 100%;
    }
    thead {
        display: none;
    }
    .sort-control {
        display: flex;
    }
    .account-stat {
        display: none;
    }
    tbody td.posts-per-day {
        display: block;
    }
    tbody tr {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--border);
    }
    tbody tr:hover {
        background: transparent;
    }
    tbody td {
        display: block;
        padding: 0;
        border-bottom: none;
    }
    tbody td:first-child {
        margin-bottom: 10px;
    }
    .account-name {
        flex: 1;
    }
    /* Stats row: four labeled cells in a 2x2 (narrow) or 4-up grid */
    tbody tr {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr 1fr;
        gap: 8px 10px;
        align-items: end;
    }
    tbody td:first-child {
        grid-column: 1 / -1;
        margin-bottom: 4px;
    }
    tbody td.num {
        text-align: left;
    }
    tbody td.tint {
        background-color: transparent;
    }
    tbody td.num::before {
        content: attr(data-label);
        display: block;
        font-size: 11px;
        color: var(--muted);
        margin-bottom: 2px;
        font-family: "IBM Plex Sans", system-ui, sans-serif;
    }
}

@media (max-width: 360px) {
    tbody tr {
        grid-template-columns: 1fr 1fr;
    }
}