:root {
  --bg1: #071227;
  --bg2: #0a1630;
  --panel: rgba(9, 18, 42, 0.92);
  --panel-border: rgba(255,255,255,0.08);
  --text: #eef3ff;
  --muted: #9fb0d0;
  --accent1: #74a7ff;
  --accent2: #7fe1ef;
  --danger: #ff7b7b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(90deg, var(--bg2), #04112a 55%, #03102a);
}
.topbar {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 20px;
  padding: 28px 32px 10px;
}
.topbar h1 { margin: 0 0 6px; font-size: 52px; }
.topbar p { margin: 0; color: var(--muted); }
.controls { display: grid; gap: 10px; min-width: 320px; }
.container { padding: 20px 24px 30px; }
.grid { display: grid; gap: 16px; margin-bottom: 16px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.top-grid { align-items: stretch; }
.cards { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; margin-bottom: 16px; }
.panel, .card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 22px;
  padding: 16px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.22);
}
.panel-large { min-height: 320px; }
.panel-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.panel-header h2 { margin: 0; font-size: 30px; }
.card h3 { margin: 0 0 10px; font-size: 20px; color: var(--muted); font-weight: 600; }
.card strong { font-size: 48px; }
select, input, textarea, button {
  width: 100%; border-radius: 14px; border: 1px solid var(--panel-border);
  background: rgba(255,255,255,0.04); color: var(--text); padding: 12px 14px; font-size: 15px;
}
textarea { min-height: 100px; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
button {
  background: linear-gradient(90deg, var(--accent1), var(--accent2)); color: #08213d; border: 0; font-weight: 700; cursor: pointer;
}
button:hover { filter: brightness(1.04); }
label { display: grid; gap: 8px; }
label span, .helper, .muted { color: var(--muted); }
.stack-form { display: grid; gap: 12px; }
.message { min-height: 22px; margin: 0; }
.message.error { color: var(--danger); }
.message.success { color: #81f0b0; }
.badge { background: rgba(255,255,255,0.08); padding: 8px 12px; border-radius: 999px; color: var(--muted); }
.feed, .session-list, .table-like { display: grid; gap: 10px; }
.feed-item, .session-card, .row {
  border-radius: 14px; border: 1px solid rgba(255,255,255,0.07); background: rgba(255,255,255,0.03); padding: 12px;
}
.row { display: flex; justify-content: space-between; gap: 16px; }
.path { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.pill { border-radius: 999px; padding: 6px 10px; background: rgba(116,167,255,0.16); color: #d7e6ff; font-size: 12px; }
.empty { color: var(--muted); }
.install-box { display: grid; gap: 14px; }
.install-box.empty { color: var(--muted); }
.install-head { display:flex; justify-content: space-between; gap:12px; align-items:center; }
.snippet-actions { display:flex; gap:10px; }
.snippet-grid { display:grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.goal-grid { display:grid; grid-template-columns: 1.3fr 1fr; gap: 12px; }
@media (max-width: 1280px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
  .grid.three { grid-template-columns: 1fr; }
}
@media (max-width: 980px) {
  .grid.two, .snippet-grid, .goal-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .topbar { flex-direction: column; }
  .controls { min-width: 100%; }
}