:root {
  color-scheme: light dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #101827;
  color: #f8fafc;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, #23365f, #101827 55%);
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.panel {
  width: min(920px, 100%);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 28px;
  background: rgba(15,23,42,.84);
  box-shadow: 0 30px 80px rgba(0,0,0,.34);
  padding: 28px;
}

.hidden { display: none !important; }
.logo { width: 84px; height: 84px; border-radius: 24px; }
.muted { color: #a8b3c7; }
.primary, button {
  border: 0;
  border-radius: 999px;
  padding: 11px 18px;
  background: #7dd3fc;
  color: #082f49;
  font-weight: 700;
  cursor: pointer;
}

.topline {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.status-grid span {
  border-radius: 16px;
  background: rgba(255,255,255,.08);
  padding: 10px 12px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
}

.card {
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 22px;
  background: rgba(255,255,255,.07);
  padding: 16px;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 1rem;
}

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

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.usage-list,
.export-row {
  display: grid;
  gap: 7px;
}

.export-row {
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.danger-zone {
  margin-top: 14px;
  border-top: 1px solid rgba(248,113,113,.35);
  padding-top: 14px;
}

.messages {
  min-height: 300px;
  max-height: 55vh;
  overflow: auto;
  border-radius: 20px;
  background: rgba(0,0,0,.2);
  padding: 14px;
}

.composer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  margin-top: 14px;
}

textarea {
  min-height: 72px;
  resize: vertical;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 18px;
  padding: 14px;
  background: rgba(255,255,255,.08);
  color: inherit;
}

input,
select {
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  padding: 12px 14px;
  background: rgba(255,255,255,.08);
  color: inherit;
}

a { color: #7dd3fc; }

@media (max-width: 640px) {
  .composer { grid-template-columns: 1fr; }
  .topline { align-items: flex-start; }
  .cards { grid-template-columns: 1fr; }
}