/* ===== 设计中心（2026-09-25：设计中心页面入口；独立分区，勿与他代样式叠加） ===== */

.design-center {
  display: flex;
  flex-direction: column;
  gap: var(--space-5, 1.25rem);
  max-width: 960px;
}

.design-center__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4, 1rem);
}

.design-center__tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.design-center__tab {
  border: none;
  background: transparent;
  color: var(--color-muted);
  font: inherit;
  font-size: var(--text-sm);
  padding: 6px 18px;
  border-radius: 999px;
  cursor: pointer;
}

.design-center__tab--on {
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(19, 36, 59, 0.12);
}

.design-center__brand {
  font-size: var(--text-xs);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 3px 10px;
  background: var(--color-surface);
}

.design-center__composer {
  display: flex;
  flex-direction: column;
  gap: var(--space-4, 1rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg, 14px);
  padding: var(--space-5, 1.25rem);
}

.design-center__kinds-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3, 0.75rem);
}

.design-center__kinds {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}

.design-center__kind {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  font: inherit;
  font-size: var(--text-sm);
  padding: 5px 14px;
  border-radius: 999px;
  cursor: pointer;
}

.design-center__kind--on {
  border-color: var(--color-accent);
  color: var(--color-accent-strong);
  background: var(--color-accent-soft);
  font-weight: 600;
}

.design-center__size {
  font: inherit;
  font-size: var(--text-sm);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 5px 10px;
  background: var(--color-surface);
}

.design-center__logo-line {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-info);
  background: var(--color-info-soft);
  border-radius: 8px;
  padding: 8px 12px;
}

.design-center__dropzone {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: 1.5px dashed var(--color-border-strong);
  border-radius: var(--radius-lg, 14px);
  background: var(--color-surface-muted);
  padding: var(--space-6, 1.5rem) var(--space-4, 1rem);
  cursor: pointer;
}

.design-center__dropzone--over {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.design-center__dropzone strong {
  font-size: var(--text-base);
  color: var(--color-text);
}

.design-center__dropzone span {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.design-center__thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: var(--space-3, 0.75rem);
}

.design-center__thumb {
  margin: 0;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface-muted);
  aspect-ratio: 1;
}

.design-center__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.design-center__thumb-remove {
  position: absolute;
  right: 4px;
  bottom: 4px;
  border: none;
  background: rgba(19, 36, 59, 0.72);
  color: #fff;
  font-size: var(--text-xs);
  border-radius: 6px;
  padding: 2px 8px;
  cursor: pointer;
}

.design-center__request {
  font: inherit;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 10px 12px;
  resize: vertical;
  min-height: 72px;
  background: var(--color-surface);
}

.design-center__request:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 1px;
}

.design-center__submit {
  align-self: flex-start;
}

.design-center__history {
  display: flex;
  flex-direction: column;
  gap: var(--space-4, 1rem);
}

.design-center__section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3, 0.75rem);
}

.design-center__section-head h2 {
  margin: 0;
  font-size: var(--text-md);
  color: var(--color-text);
}

.design-center__section-head span {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.design-center__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-4, 1rem);
}

.design-center__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 0 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg, 14px);
  background: var(--color-surface);
  cursor: pointer;
  font: inherit;
  text-align: left;
  overflow: hidden;
}

.design-center__card img,
.design-center__card-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-muted);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.design-center__card-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 10px;
}

.design-center__card-meta strong {
  font-size: var(--text-sm);
  color: var(--color-text);
}

.design-center__card-meta span {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.design-center__task {
  display: flex;
  flex-direction: column;
  gap: var(--space-4, 1rem);
}

.design-center__task-head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4, 1rem);
}

.design-center__task-head h2 {
  margin: 0 0 2px;
  font-size: var(--text-lg);
  color: var(--color-text);
}

.design-center__task-head p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.design-center__result {
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-lg, 14px);
  border: 1px solid var(--color-border);
  display: block;
}

.design-center__download {
  align-self: flex-start;
}

.design-center__poll-note {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--color-muted);
}

@media (max-width: 720px) {
  .design-center__head {
    flex-direction: column;
    align-items: flex-start;
  }

  .design-center__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.design-center__task-actions {
  display: flex;
  gap: var(--space-3, 0.75rem);
  align-items: flex-start;
}

.design-center__delete {
  color: var(--color-danger);
  border-color: var(--color-danger-soft);
  background: var(--color-surface);
}

.design-center__results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  align-items: start;
  gap: var(--space-4, 1rem);
}

.design-center__result-item {
  min-width: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 0.75rem);
}

@media (max-width: 720px) {
  .design-center__task-head,
  .design-center__task-actions {
    flex-wrap: wrap;
  }
}

/* Intrinsic dimensions reserve aspect ratio without fixing the desktop image height. */
.design-center__result, .design-center__card img { height: auto; }

.design-center__form-error { margin: 12px 0; padding: 12px 16px; color: #965629; background: #fff6ed; border-radius: 8px; overflow-wrap: anywhere; }