/* ============== Base ============== */
* { box-sizing: border-box; }
:root {
  --bg: #0f1115;
  --panel: #181b22;
  --panel-2: #1f232c;
  --border: #2a2f3a;
  --text: #e6e8ee;
  --muted: #9aa3b2;
  --primary: #4f8cff;
  --primary-hover: #6aa1ff;
  --success: #38d39f;
  --danger: #ff6b6b;
  --warn: #ffb84d;
  --out: #4f8cff;
  --in: #38d39f;
}
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

/* ============== Topbar ============== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand .logo { font-size: 22px; }
.brand h1 { margin: 0; font-size: 17px; font-weight: 600; }

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
}
.status .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 0 4px rgba(255, 184, 77, 0.15);
}
.status.online .dot {
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(56, 211, 159, 0.18);
}
.status.offline .dot {
  background: var(--danger);
  box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.18);
}
.status .meta { color: var(--muted); font-size: 12px; }

/* ============== Layout ============== */
.container {
  max-width: 1080px;
  margin: 24px auto;
  padding: 0 20px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; transition: box-shadow 0.4s, border-color 0.4s; }
.card.span-full { grid-column: 1 / -1; }
.card.logs { grid-column: 1 / -1; }
.card.restored {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.18);
  animation: restoredPulse 1.4s ease-out;
}
@keyframes restoredPulse {
  0%   { box-shadow: 0 0 0 0 rgba(79, 140, 255, 0.45); }
  100% { box-shadow: 0 0 0 3px rgba(79, 140, 255, 0); }
}

/* ============== Card head ============== */
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.card-head h2 { margin: 0; font-size: 15px; font-weight: 600; }
.card-head .topic {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px; color: var(--muted);
  background: var(--panel-2); padding: 4px 8px; border-radius: 6px;
  border: 1px solid var(--border);
}

/* ============== Form ============== */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.grid label {
  display: flex; flex-direction: column; gap: 6px;
}
.grid label.row-2 { grid-column: span 2; }
.grid label.row-full { grid-column: 1 / -1; }
.grid span { font-size: 12px; color: var(--muted); }
.grid span em { color: var(--danger); font-style: normal; margin-left: 2px; }
.grid input, .grid select {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}
.grid input:focus, .grid select:focus {
  border-color: var(--primary);
  background: #20242d;
}

.actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 4px; }
.btn {
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
}
.btn:hover { border-color: #3a4150; }
.btn:active { transform: translateY(1px); }
.btn.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ============== Payload preview ============== */
.payload { margin-top: 12px; }
.payload summary {
  cursor: pointer;
  font-size: 12px;
  color: var(--muted);
  user-select: none;
}
.payload pre {
  margin: 8px 0 0;
  background: #0c0e13;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  color: #cbd2e0;
}

/* ============== Logs ============== */
.log-filter {
  display: flex; gap: 14px;
  margin: 6px 0 12px;
  font-size: 12px;
  color: var(--muted);
}
.log-filter label { display: flex; align-items: center; gap: 6px; cursor: pointer; }

.log-list {
  max-height: 360px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0c0e13;
  padding: 8px;
}
.log-list .empty {
  text-align: center;
  color: var(--muted);
  padding: 24px 0;
  font-size: 12px;
}
.log-item {
  display: grid;
  grid-template-columns: 86px 60px 1fr;
  gap: 8px;
  padding: 6px 8px;
  border-bottom: 1px dashed #1f242d;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  align-items: baseline;
}
.log-item:last-child { border-bottom: none; }
.log-item .time { color: var(--muted); }
.log-item .tag { font-weight: 600; }
.log-item .tag.out { color: var(--out); }
.log-item .tag.in  { color: var(--in);  }
.log-item .topic { color: #cbd2e0; }
.log-item .payload { color: #aab2c2; word-break: break-all; }

/* ============== Toast ============== */
.toast {
  position: fixed; left: 50%; bottom: 30px;
  transform: translateX(-50%) translateY(20px);
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }

/* ============== Shared SN ============== */
.shared-sn .sn-row {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 2fr;
  gap: 18px;
  align-items: center;
}
.shared-sn .sn-input { display: flex; flex-direction: column; gap: 6px; }
.shared-sn .sn-input span { font-size: 12px; color: var(--muted); }
.shared-sn .sn-input input {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 12px;
  font: inherit;
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}
.shared-sn .sn-input input:focus {
  border-color: var(--primary);
  background: #20242d;
}
.shared-sn .sn-topics {
  display: flex; flex-direction: column; gap: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  color: var(--muted);
}
.shared-sn .sn-topics code {
  background: #0c0e13;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 10px;
  word-break: break-all;
}
.shared-sn .sn-topics b { color: var(--primary); font-weight: 600; }

/* ============== Advanced (collapsible) ============== */
.advanced {
  grid-column: 1 / -1;
  border: 1px dashed var(--border);
  border-radius: 8px;
  background: transparent;
}
.advanced > summary {
  cursor: pointer;
  list-style: none;
  padding: 9px 14px;
  font-size: 12px;
  color: var(--muted);
  user-select: none;
  display: flex;
  align-items: center;
  gap: 6px;
}
.advanced > summary::-webkit-details-marker { display: none; }
.advanced > summary::before {
  content: '▸';
  font-size: 10px;
  transition: transform 0.15s;
  display: inline-block;
}
.advanced[open] > summary::before { transform: rotate(90deg); }
.advanced > summary:hover { color: var(--text); }
.advanced-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 4px 14px 14px;
  border-top: 1px dashed var(--border);
  padding-top: 12px;
}
.advanced-body label { display: flex; flex-direction: column; gap: 6px; }
.advanced-body span { font-size: 12px; color: var(--muted); }
.advanced-body input, .advanced-body select {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  outline: none;
}
.advanced-body input:focus, .advanced-body select:focus {
  border-color: var(--primary);
  background: #20242d;
}

/* ============== Hint ============== */
.grid span .hint,
.advanced-body span .hint {
  color: var(--muted);
  font-size: 11px;
  font-weight: normal;
  margin-left: 6px;
  opacity: 0.85;
}
/* ============== Responsive ============== */
@media (max-width: 880px) {
  .container { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
  .grid label.row-2 { grid-column: span 1; }
  .advanced-body { grid-template-columns: 1fr; }
  .shared-sn .sn-row { grid-template-columns: 1fr; }
}