/* Explicit shared classes for working surfaces. */
.ds-container { width: min(var(--ds-content), calc(100% - 48px)); margin-inline: auto; }
.ds-container--wide { --ds-content: var(--ds-wide); }
.ds-page { padding-block: 28px 48px; }
.ds-title { margin: 0; text-align: left; font-size: 28px; font-weight: 750; letter-spacing: -.5px; line-height: 1.25; }
.ds-description { margin: 8px 0 24px; text-align: left; max-width: 80ch; color: var(--muted); font-size: 16px; }
.ds-panel { padding: 20px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.ds-button {
  min-height: var(--ds-control); display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 14px; border: 1px solid var(--line); border-radius: var(--radius2);
  background: var(--panel); color: var(--text); text-decoration: none; font-size: 14px; font-weight: 650; cursor: pointer;
}
.ds-button:hover:not(:disabled) { border-color: var(--primary); background: var(--ds-tint); }
.ds-button--primary { background: var(--primary); border-color: var(--primary); color: var(--ds-accent-text); }
.ds-button--primary:hover:not(:disabled) { background: color-mix(in srgb, var(--primary) 86%, var(--primary2)); color: var(--ds-accent-text); }
.ds-button:disabled { opacity: .5; cursor: not-allowed; }
.ds-notice { border: 1px solid var(--line); border-radius: var(--radius2); padding: 12px 16px; background: var(--ds-tint); color: var(--muted); font-size: 14px; }
@media (max-width: 640px) {
  .ds-container { width: calc(100% - 32px); }
  .ds-page { padding-block: 24px 32px; }
  .ds-title { font-size: 24px; }
  .ds-panel { padding: 16px; }
  .ds-button { min-height: var(--ds-touch); }
}