:root {
  --bg: #0f172a;
  --panel: #111827;
  --muted: #94a3b8;
  --text: #e5e7eb;
  --border: #1f2937;
  --accent: #2563eb;
  --danger: #dc2626;
  --success: #16a34a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
}

.topbar,
.section-head,
.actions,
.inline,
.meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  margin-top: 16px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  margin-top: 16px;
}

.stack,
.grid {
  display: grid;
  gap: 12px;
}

.grid {
  grid-template-columns: repeat(6, 1fr);
  align-items: end;
}

.grid input,
.grid select,
.grid button {
  min-width: 0;
}

label {
  display: grid;
  gap: 6px;
}

input,
textarea,
select,
button {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
  padding: 12px;
  font: inherit;
}

button {
  cursor: pointer;
  background: var(--accent);
  border: none;
}

button.secondary {
  background: #334155;
}

button.danger {
  background: var(--danger);
}

button.small {
  width: auto;
  padding: 10px 12px;
}

.list {
  display: grid;
  gap: 10px;
}

.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  padding: 14px;
  border-radius: 14px;
  background: #0b1220;
  border: 1px solid var(--border);
}

.list-item.active {
  outline: 2px solid var(--accent);
}

.sub {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.badge {
  padding: 6px 10px;
  border-radius: 999px;
  background: #1e293b;
  color: var(--text);
  font-size: 12px;
}

.empty {
  color: var(--muted);
  padding: 14px 4px;
}

.hidden {
  display: none !important;
}

.meta a {
  color: #93c5fd;
  text-decoration: none;
  word-break: break-all;
}

.toast {
  position: fixed;
  right: 16px;
  bottom: 16px;
  background: var(--success);
  color: white;
  padding: 12px 14px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.toast.error {
  background: var(--danger);
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}