:root {
  --bg: #0f1419;
  --panel: #1a2129;
  --border: #2a333d;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #3b82f6;
  --ok: #22c55e;
  --blocked: #ef4444;
  --timeout: #f59e0b;
  --error: #f97316;
  --unknown: #64748b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 24px;
  max-width: 1200px;
  margin-inline: auto;
}

header { margin-bottom: 20px; }
h1 { margin: 0 0 4px; font-size: 22px; }
h2 { margin: 0 0 12px; font-size: 16px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.target { color: var(--muted); font-size: 13px; }
code { background: #0008; padding: 2px 6px; border-radius: 4px; font-size: 12px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 18px;
}

.hint { color: var(--muted); font-size: 13px; margin: 0 0 10px; }

textarea {
  width: 100%;
  background: #0d1117;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
  resize: vertical;
}

.actions { margin-top: 12px; display: flex; align-items: center; gap: 10px; }

button {
  background: #2a333d;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: filter .15s;
}
button:hover { filter: brightness(1.2); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); }
button.mini { padding: 4px 10px; font-size: 12px; }

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

.pool-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.pool-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.pool-form input, .pool-form select {
  background: #0d1117;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
}
.pool-form input[type="number"] { width: 100px; }
.pool-form button { align-self: flex-end; }

.stats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.stat {
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 20px;
  background: #0d1117;
  border: 1px solid var(--border);
}
.stat b { font-weight: 700; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
td.proxy { font-family: "SF Mono", Menlo, Consolas, monospace; }
td.error { color: var(--error); white-space: normal; max-width: 280px; font-size: 12px; }
td.empty { text-align: center; color: var(--muted); padding: 24px; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
}
.badge.ok { background: var(--ok); }
.badge.blocked { background: var(--blocked); }
.badge.timeout { background: var(--timeout); color: #1a2129; }
.badge.error { background: var(--error); }
.badge.unknown { background: var(--unknown); }

tr.checking { opacity: .55; }