update

src/styles/look-grid.css

@@ -255,3 +255,12 @@
 
 @keyframes looksProg { 0% { left: -38%; } 100% { left: 100%; } }
 @keyframes looksShim { 0%, 100% { opacity: .85; } 50% { opacity: .55; } }
+
+/* ====================== 卡片收藏按钮（图片收藏入口） ====================== */
+/* 白底细边、已收藏时仅实心黑心，尽量不使用黑底白字组件 */
+.showscard-wrap { @apply relative; }
+.fav-toggle {
+  @apply absolute right-2 top-2 z-20 grid h-9 w-9 place-items-center rounded-full border border-black/15 bg-white/85 text-black backdrop-blur-sm transition-transform duration-200 hover:scale-110 active:scale-95;
+}
+.fav-toggle svg { @apply h-[18px] w-[18px]; fill: none; stroke: currentColor; stroke-width: 1.6; }
+.fav-toggle.is-on svg { fill: #000; stroke: #000; }