body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #f4f1ea 0%, #ece7de 100%);
  color: #1f2328;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  padding: 1.5rem 2rem;
  background: #1f3b4d;
  color: #f6f7f4;
}

.header h1, .header p {
  margin: 0;
}

.header nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.header a {
  color: #f6f7f4;
  text-decoration: none;
}

.header a:hover {
  text-decoration: underline;
}

.content {
  padding: 1.5rem 2rem 2rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.card, .panel {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(31, 59, 77, 0.12);
  border-radius: 14px;
  padding: 1rem 1.2rem;
  box-shadow: 0 10px 30px rgba(31, 59, 77, 0.07);
}

.panel {
  margin-top: 1rem;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.55rem;
  border-bottom: 1px solid rgba(31, 59, 77, 0.12);
  vertical-align: top;
}

.status-good {
  color: #16734b;
  font-size: 1.5rem;
  font-weight: 700;
}

.status-bad {
  color: #a12626;
  font-size: 1.5rem;
  font-weight: 700;
}

input, button {
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid rgba(31, 59, 77, 0.2);
}

button {
  background: #b85c38;
  color: #fff;
  cursor: pointer;
}

button:hover {
  background: #9f4e30;
}

code {
  white-space: pre-wrap;
  word-break: break-word;
}

.conn-state {
  display: inline-block;
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  background: rgba(31, 59, 77, 0.08);
  color: #1f3b4d;
}

.conn-state-estab {
  background: rgba(22, 115, 75, 0.12);
  color: #16734b;
}

.conn-state-syn-recv {
  background: rgba(184, 92, 56, 0.14);
  color: #8d3e1f;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.panel-head h2, .panel-head p {
  margin-top: 0;
}

.muted {
  color: #5e6a72;
}

.legend-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
  color: #46515c;
}

.legend-chip {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  margin-right: 0.4rem;
}

.legend-drop {
  background: #b03a2e;
}

.legend-would-drop {
  background: #bf7b30;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.compact-grid {
  margin-top: 1rem;
}

#activity-chart {
  width: 100%;
  display: block;
  margin-top: 1rem;
  min-height: 160px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.66), rgba(248, 244, 238, 0.92));
  border: 1px solid rgba(31, 59, 77, 0.12);
}

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at top, rgba(184, 92, 56, 0.2), transparent 28%),
    linear-gradient(180deg, #203847 0%, #132732 100%);
}

.login-shell {
  width: min(100%, 420px);
  padding: 1.5rem;
}

.login-panel {
  background: rgba(255, 255, 255, 0.94);
  border-radius: 18px;
  padding: 2rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}

.login-panel h1,
.login-panel p {
  margin-top: 0;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: #b85c38;
  font-weight: 700;
}

.login-form {
  display: grid;
  gap: 1rem;
}

.login-form label {
  display: grid;
  gap: 0.4rem;
}

.flash-error {
  border: 1px solid rgba(161, 38, 38, 0.2);
  background: rgba(161, 38, 38, 0.08);
  color: #7f1d1d;
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
}

@media (max-width: 720px) {
  .header,
  .panel-head {
    flex-direction: column;
    align-items: start;
  }

  .content {
    padding: 1rem 1rem 1.5rem;
  }
}