:root {
  --bg: #0b0b0f;
  --card: #12121a;
  --card2: #161624;
  --text: #eaeaf2;
  --muted: #9a9ab3;
  --border: rgba(255,255,255,0.08);
  --good: #2be4a7;
  --bad: #ff4d6d;
  --warn: #fbbf24;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(99,102,241,0.25), transparent 60%),
              radial-gradient(900px 500px at 80% 0%, rgba(34,197,94,0.12), transparent 60%),
              var(--bg);
  color: var(--text);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(11,11,15,0.75);
  backdrop-filter: blur(10px);
}

.brand { display: flex; gap: 12px; align-items: center; }
.dot {
  width: 14px; height: 14px; border-radius: 99px;
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  box-shadow: 0 0 25px rgba(167,139,250,0.45);
}
.title { font-weight: 700; letter-spacing: 0.2px; }
.subtitle { font-size: 12px; color: var(--muted); margin-top: 2px; }

.actions { display: flex; gap: 10px; }

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 18px 50px;
}

.card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent 30%), var(--card);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 20px 70px rgba(0,0,0,0.35);
  margin-bottom: 18px;
}

h2 { margin: 0 0 12px; font-size: 16px; color: #f1f1ff; }

.form {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 12px;
  align-items: end;
}

label { display: grid; gap: 6px; color: var(--muted); font-size: 12px; }
input {
  width: 100%;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card2);
  color: var(--text);
  outline: none;
}
input:focus { border-color: rgba(99,102,241,0.55); }

.btn {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  cursor: pointer;
}
.btn:hover { background: rgba(255,255,255,0.07); }
.btn-ghost { opacity: 0.9; }

.btn-primary {
  border-color: rgba(99,102,241,0.55);
  background: rgba(99,102,241,0.18);
}
.btn-primary:hover { background: rgba(99,102,241,0.25); }

.gridHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 18px 2px 10px;
}
.meta { font-size: 12px; color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.monitor {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent 40%), var(--card);
  border-radius: 16px;
  padding: 14px;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.monitor:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.14); }

.row { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.name { font-weight: 700; }
.url { color: var(--muted); font-size: 12px; margin-top: 6px; word-break: break-all; }

.badge {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
}
.badge.good { border-color: rgba(43,228,167,0.35); color: var(--good); background: rgba(43,228,167,0.08); }
.badge.bad { border-color: rgba(255,77,109,0.35); color: var(--bad); background: rgba(255,77,109,0.08); }

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}
.stat {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  border-radius: 12px;
  padding: 10px;
}
.stat .k { color: var(--muted); font-size: 11px; }
.stat .v { font-weight: 700; margin-top: 4px; }

.error {
  margin-top: 10px;
  font-size: 12px;
  color: rgba(255,255,255,0.75);
  opacity: 0.9;
}

.hint { color: var(--muted); font-size: 12px; margin-bottom: 10px; }

.history {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--border);
  background: rgba(0,0,0,0.22);
  border-radius: 14px;
  padding: 12px;
  min-height: 120px;
  color: rgba(255,255,255,0.88);
}

.delBtn {
  margin-left: auto;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  border-radius: 12px;
  padding: 8px 10px;
  cursor: pointer;
}
.delBtn:hover { background: rgba(255,255,255,0.07); }