:root {
    --bg: #000000;
    --border: #474747;
    --text: #bbbbbb;
    --highlight: #eee;
    --label-color: #7f7f7f;
    --ok: #4dff91;
    --fail: #ff4d4d;
    --pending: #474747;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, monospace;
    background-color: var(--bg);
    color: var(--text);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
}

.stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 320px;
}

.terminal {
    border: 1px solid var(--border);
    padding: 16px;
}

.terminal-header {
    font-size: 18px;
    color: var(--label-color);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 8px;
}

.row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 4px;
    line-height: 1.4;
}

.row:last-child { margin-bottom: 0; }

.label {
    color: var(--label-color);
    white-space: nowrap;
    flex-shrink: 0;
}

.value {
    color: var(--highlight);
    text-align: right;
    word-break: break-all;
    white-space: nowrap;
}

.ok      { color: var(--ok); }
.fail    { color: var(--fail); }
.pending { color: var(--pending); }

.btn-refresh {
    width: 100%;
    background: none;
    border: 1px solid var(--border);
    color: var(--label-color);
    font-family: inherit;
    font-size: 14px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 10px;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.btn-refresh:hover:not(:disabled) {
    border-color: var(--highlight);
    color: var(--highlight);
}

.btn-refresh:active:not(:disabled) {
    color: var(--ok);
    border-color: var(--ok);
}

.btn-refresh:disabled {
    color: var(--pending);
    border-color: var(--pending);
    cursor: default;
}

@media (max-width: 360px) {
    body { font-size: 13px; }
    .stack { width: calc(100vw - 32px); }
    .terminal-header { font-size: 15px; }
}