.map-catalog {
  --map-catalog-line: color-mix(in srgb, var(--atlas-line-strong) 25%, var(--color-border));
  --map-catalog-accent: var(--color-primary);
  width: 100%; max-width: 1120px; margin: 0 auto; color: var(--color-text);
}
.map-catalog-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.map-catalog-title { display: flex; align-items: baseline; gap: 12px; min-width: 0; }
.map-catalog-title h1 { margin: 0; font-family: Georgia, "SimSun", serif; font-size: 24px; font-weight: 600; line-height: 1.4; letter-spacing: .03em; }
.map-catalog-title > span { color: var(--color-muted); font-size: 12px; white-space: nowrap; }
#app .map-catalog-create, #app .map-catalog-cancel {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; flex-shrink: 0;
  min-height: 34px; padding: 6px 11px; border: 2px solid var(--map-catalog-line); border-radius: 7px;
  background: var(--color-surface-soft); color: var(--color-text);
  font: inherit; font-size: 12px; font-weight: 500; line-height: 1.4; cursor: pointer;
  box-shadow: inset 0 1px #fff1, 0 3px 8px #0003; transition: transform .16s ease, background-color .16s ease, border-color .16s ease;
}
#app .map-catalog-create { border-color: var(--atlas-action-border); background: var(--atlas-action); color: var(--atlas-action-ink); }
.map-catalog-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px 16px; }
.map-catalog-card {
  position: relative; isolation: isolate; min-width: 0; border: 2px solid var(--map-catalog-line); border-radius: 10px;
  background: linear-gradient(150deg, var(--color-surface-soft), var(--color-surface));
  box-shadow: inset 0 1px #fff1, 0 5px 16px #0005; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.map-catalog-cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--color-surface-soft); border-radius: 8px 8px 0 0; border-bottom: 2px solid var(--map-catalog-line); }
.map-catalog-placeholder { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px; color: var(--color-muted); background: radial-gradient(ellipse at 28% 32%, color-mix(in srgb, var(--color-primary) 10%, transparent), transparent 70%), repeating-linear-gradient(115deg, color-mix(in srgb, var(--color-primary) 3%, transparent) 0 1px, transparent 1px 5px); }
.map-catalog-placeholder svg, .map-catalog-empty svg { display: block; width: 32px; height: 32px; stroke: currentColor; stroke-width: 1; stroke-linejoin: round; }
.map-catalog-placeholder > span { font-size: 11px; letter-spacing: .06em; }
.map-catalog-cover:has(.map-catalog-cover-host > img) .map-catalog-placeholder { visibility: hidden; }
.map-catalog-cover-host { position: absolute; inset: 0; pointer-events: none; }
#app .map-catalog-cover-host > img { display: block; width: 100%; height: 100%; max-height: none; object-fit: cover; border: 0; border-radius: 0; }
/* The image owner can insert a retry button. It sits above the stretched enter
   target and remains a sibling, never an interactive child of another button. */
#app .map-catalog-cover-host > button {
  position: absolute; z-index: 3; inset: auto 8px 8px; pointer-events: auto;
  width: calc(100% - 16px); min-height: 30px; padding: 6px; border: 2px solid var(--map-catalog-line); border-radius: 6px;
  background: var(--color-surface); color: var(--color-text); font: inherit; font-size: 11px; line-height: 1.4; cursor: pointer;
}
#app .map-catalog-open {
  position: static; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 5px 8px;
  width: 100%; min-height: 76px; padding: 12px; border: 0; border-radius: 0; overflow: visible;
  background: transparent; color: inherit; font: inherit; text-align: left; line-height: 1.4;
  cursor: pointer; box-shadow: none; transform: none;
}
#app .map-catalog-open::after { content: ''; position: absolute; z-index: 1; inset: 0; border-radius: 9px; }
#app .map-catalog-open:hover { background: transparent; color: inherit; box-shadow: none; transform: none; }
.map-catalog-name { grid-column: 1 / -1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 14px; font-weight: 600; }
.map-catalog-id { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--color-muted); font-size: 11px; }
.map-catalog-id > span { margin-left: 3px; }
.map-catalog-enter {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px; min-height: 32px; padding: 5px 9px;
  border: 2px solid var(--atlas-action-border); border-radius: 7px;
  background: var(--atlas-action); color: var(--atlas-action-ink); font-size: 11px; font-weight: 600; white-space: nowrap;
  box-shadow: inset 0 1px #ffe3aa33, 0 3px 7px #0005;
  transition: transform .16s ease, background-color .16s ease, box-shadow .16s ease;
}
.map-catalog-account .map-catalog-id { grid-column: 1 / -1; }
.map-catalog-access-state { align-self: center; color: var(--color-muted); font-size: 11px; }
.map-catalog-access-state.joined { color: var(--color-text); }
.map-catalog-enter.map-catalog-apply { background: var(--color-surface); box-shadow: none; }
#app .map-catalog-open:disabled { cursor: default; opacity: 1; }
#app .map-catalog-open:disabled .map-catalog-enter { background: var(--color-surface); color: var(--color-muted); border-color: var(--map-catalog-line); box-shadow: none; transform: none; }
.map-catalog-card:has(.map-catalog-open:disabled) { transform: none; box-shadow: none; }
.map-catalog-card:has(.map-catalog-open:focus-visible) { border-color: var(--map-catalog-accent); box-shadow: 0 8px 20px #0006; transform: translateY(-3px); }
#app .map-catalog-open:focus-visible .map-catalog-enter { background: var(--atlas-action-hover); transform: scale(1.08); box-shadow: inset 0 1px #ffe3aa55, 0 4px 12px #0006; }
@media (hover: hover) and (pointer: fine) {
  .map-catalog-card:has(.map-catalog-open:not(:disabled):hover) { border-color: var(--map-catalog-accent); box-shadow: 0 8px 20px #0006; transform: translateY(-3px); }
  #app .map-catalog-open:not(:disabled):hover .map-catalog-enter { background: var(--atlas-action-hover); transform: scale(1.08); box-shadow: inset 0 1px #ffe3aa55, 0 4px 12px #0006; }
  #app .map-catalog-create:hover { background: var(--atlas-action-hover); transform: scale(1.03); }
  #app .map-catalog-cancel:hover { border-color: var(--map-catalog-accent); background: var(--color-surface); transform: scale(1.03); }
}
#app .map-catalog-open:not(:disabled):active .map-catalog-enter { transform: scale(.94); box-shadow: inset 0 2px 5px #0005; transition-duration: .08s; }
.map-catalog-card:has(.map-catalog-open:not(:disabled):active) { transform: translateY(0); }
#app .map-catalog-create:active, #app .map-catalog-cancel:active { transform: scale(.96); transition-duration: .08s; }
#app .map-catalog-open:focus-visible { outline: none; }
#app .map-catalog-open:focus-visible::after { outline: 2px solid var(--map-catalog-accent); outline-offset: 3px; }
#app .map-catalog-create:focus-visible, #app .map-catalog-cancel:focus-visible, #app .map-catalog-cover-host > button:focus-visible { outline: 2px solid var(--map-catalog-accent); outline-offset: 3px; }
.map-catalog-form { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) auto; align-items: end; gap: 16px; padding: 18px; margin: 0 0 22px; border: 2px solid var(--map-catalog-line); border-radius: 8px; background: var(--color-surface); }
.map-catalog-field { display: grid; gap: 8px; min-width: 0; color: var(--color-text); font-size: 12px; }
#app .map-catalog-field input { width: 100%; min-width: 0; min-height: 36px; padding: 8px 10px; border: 1px solid var(--map-catalog-line); border-radius: 6px; background: var(--color-bg); color: var(--color-text); font: inherit; font-size: 13px; box-shadow: none; }
.map-catalog-form-actions { display: flex; gap: 8px; }
.map-catalog-empty { display: grid; justify-items: center; padding: 80px 20px; border: 2px solid var(--map-catalog-line); border-radius: 8px; background: var(--color-surface); color: var(--color-muted); text-align: center; }
.map-catalog-empty h2 { margin: 18px 0 0; color: var(--color-text); font-size: 15px; font-weight: 500; }
.map-catalog-empty p { margin: 8px 0 0; font-size: 12px; line-height: 1.6; }
@media (max-width: 1040px) { .map-catalog-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 800px) {
  .map-catalog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .map-catalog-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .map-catalog-form-actions { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .map-catalog-heading { gap: 10px; margin-bottom: 18px; }
  .map-catalog-title { gap: 8px; }
  .map-catalog-title h1 { font-size: 20px; }
  .map-catalog-title > span { font-size: 11px; }
  .map-catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 12px; }
  #app .map-catalog-open { padding: 10px; min-height: 72px; }
  .map-catalog-name { font-size: 13px; }
  .map-catalog-form { grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 14px; }
  #app .map-catalog-field input { font-size: 16px; }
}
@media (max-width: 350px) {
  .map-catalog-grid { grid-template-columns: minmax(0, 1fr); }
  .map-catalog-title { align-items: flex-start; flex-direction: column; gap: 2px; }
}
@media (prefers-reduced-motion: reduce) {
  .map-catalog-card, .map-catalog-enter, #app .map-catalog-create, #app .map-catalog-cancel { transition: none; }
  .map-catalog-card:has(.map-catalog-open:is(:hover, :focus-visible, :active)) { transform: none; }
}