:root { font-family: Inter, "Segoe UI", system-ui, sans-serif; color: #19342e; background: #f3f5f0; font-synthesis: none; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 1040px; padding: 56px 28px 24px; margin: auto; }
.eyebrow { color: #526b60; font-size: 12px; letter-spacing: .16em; font-weight: 700; }
h1 { font-size: clamp(32px, 5vw, 52px); letter-spacing: -.045em; font-weight: 650; margin: 18px 0; }
.intro { color: #576b62; max-width: 650px; line-height: 1.65; margin-bottom: 32px; }
.card { background: #fff; padding: 26px; border: 1px solid #dfe6dc; border-radius: 16px; margin-bottom: 20px; }
.connection { border-top: 4px solid #24775a; }
.badge, .tag { font-size: 10px; font-weight: 750; letter-spacing: .1em; border-radius: 6px; padding: 6px 8px; background: #ecf2ed; color: #456455; }
.badge.connected { background: #d9f3e4; color: #14633f; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
button { font: inherit; font-size: 14px; font-weight: 600; border: 1px solid transparent; border-radius: 8px; padding: 11px 16px; cursor: pointer; background: #21674d; color: white; }
button:hover:enabled { background: #174e3b; }
button.secondary { color: #34584a; background: #f5f7f2; border-color: #dce5db; }
button.secondary:hover:enabled { background: #e7eee4; }
button:disabled { opacity: .4; cursor: not-allowed; }
button:focus-visible { outline: 3px solid #dc9d35; outline-offset: 3px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
h2 { font-size: 16px; margin: 0; font-weight: 650; }
.card-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.child { font-size: 21px; font-weight: 600; margin: 24px 0; }
.coordinates { display: flex; gap: 28px; flex-wrap: wrap; }
dt { color: #6d7c73; font-size: 12px; margin-bottom: 8px; }
dd { font-size: 25px; margin: 0; font-variant-numeric: tabular-nums; letter-spacing: -.04em; }
.hint, #command-status { font-size: 13px; line-height: 1.65; color: #66766d; }
#command { margin-top: 10px; }
.error, #freshness.stale { color: #a53627 !important; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 24px 0; }
.metrics strong { display: block; font-size: 30px; font-weight: 600; font-variant-numeric: tabular-nums; }
.metrics span { color: #6d7c73; font-size: 12px; }
pre { background: #f6f8f4; border-radius: 8px; margin: 0; padding: 16px; height: 190px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; color: #52655a; font-size: 11px; line-height: 1.6; }
footer { color: #7c887e; font-size: 12px; margin: 14px 0; }
@media (max-width: 650px) { main { padding: 28px 16px; } .grid { grid-template-columns: 1fr; gap: 0; } .card { padding: 20px; } .metrics { grid-template-columns: 1fr 1fr; } }