:root {
    --ink: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --paper: #ffffff;
    --soft: #f7f8fa;
    --accent: #214d3a;
    --accent-soft: #edf5f1;
    --warning-bg: #fff8e6;
    --warning-border: #eed38a;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--soft);
    line-height: 1.5;
}

.wrap {
    width: min(980px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    background: var(--accent);
    color: white;
    padding: 18px 0;
}

.eyebrow {
    font-size: 12px;
    opacity: 0.8;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.brand {
    font-size: 20px;
    font-weight: 700;
    margin-top: 2px;
}

.breadcrumb {
    margin: 28px 0 12px;
    color: var(--muted);
    font-size: 14px;
}

.hero {
    background: var(--paper);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 26px;
    display: flex;
    gap: 24px;
    justify-content: space-between;
    align-items: flex-start;
    box-shadow: 0 1px 2px rgba(0,0,0,.03);
}

h1 {
    margin: 8px 0 4px;
    line-height: 1.18;
    font-size: clamp(28px, 5vw, 42px);
}

.machine-id {
    margin: 0;
    color: var(--muted);
    font-family: Consolas, monospace;
}

.badge {
    display: inline-block;
    padding: 5px 10px;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
}

.status-box {
    min-width: 180px;
    padding: 14px;
    border-left: 3px solid var(--accent);
    background: var(--accent-soft);
}

.status-box span {
    display: block;
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
}

.status-box strong {
    display: block;
    margin-top: 4px;
}

.warning {
    margin-top: 16px;
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    border-radius: 10px;
    padding: 14px 16px;
}

.card {
    margin-top: 16px;
    background: var(--paper);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px;
    box-shadow: 0 1px 2px rgba(0,0,0,.02);
}

.card h2 {
    margin: 0 0 16px;
    font-size: 21px;
}

.details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 28px;
}

.detail-row {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 16px;
    border-top: 1px solid var(--border);
    padding: 12px 0;
}

.detail-label {
    color: var(--muted);
    font-size: 13px;
}

.detail-value {
    font-weight: 600;
}

.long-text {
    white-space: pre-wrap;
    margin-bottom: 0;
}

.muted {
    color: var(--muted);
    font-size: 13px;
}

.links-grid {
    display: grid;
    gap: 10px;
}

.link-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
    color: var(--ink);
    border: 1px solid var(--border);
    padding: 13px 14px;
    border-radius: 10px;
}

.link-card:hover {
    border-color: var(--accent);
}

.source {
    color: var(--muted);
    font-size: 12px;
    margin: 18px 4px 36px;
}

.next-card {
    border-style: dashed;
}

footer {
    margin-top: 30px;
    padding: 24px 16px;
    text-align: center;
    color: var(--muted);
    font-size: 12px;
    border-top: 1px solid var(--border);
    background: white;
}

code {
    background: #f3f4f6;
    padding: 2px 5px;
    border-radius: 4px;
}

@media (max-width: 720px) {
    .hero { display: block; }
    .status-box { margin-top: 18px; }
    .details { grid-template-columns: 1fr; }
    .detail-row { grid-template-columns: 125px 1fr; }
}