fix(nav): publish menu contrast, check-in toast and button layout

Use solid light plate + forced ink on 发布 items, notyf instead of alert,
and keep header check-in flex layout after success.

assets/css/frontend/nav/header-userbox.css

@@ -32,36 +32,76 @@
   color: var(--color-ink-3, #666);
 }
 
-/* Check-in: readable on light theme */
+/* Check-in: beat generic `.user-dropdown button { height:44px; background:none }` */
+.user-dropdown button.aksrt-header-checkin,
 .aksrt-header-checkin {
-  width: 100%;
-  border: 0;
-  border-radius: 6px;
-  padding: 8px 10px;
+  width: 100% !important;
+  max-width: 100%;
+  height: auto !important;
+  min-height: 36px;
+  border: 0 !important;
+  border-radius: 6px !important;
+  padding: 8px 10px !important;
+  margin: 0;
   cursor: pointer;
-  background: #fff6db;
-  color: #8a5a00;
+  background: #fff6db !important;
+  color: #8a5a00 !important;
   font-weight: 600;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  gap: 6px;
+  font-size: 13px !important;
+  line-height: 1.3;
+  display: inline-flex !important;
+  flex-direction: row !important;
+  align-items: center !important;
+  justify-content: center !important;
+  gap: 6px !important;
+  text-align: center !important;
+  box-sizing: border-box;
+  white-space: nowrap;
 }
 
+.user-dropdown button.aksrt-header-checkin > i,
 .aksrt-header-checkin > i {
   margin: 0 !important;
-  color: #b78103;
+  color: #b78103 !important;
+  flex: 0 0 auto;
+  line-height: 1;
 }
 
-.aksrt-header-checkin.is-done {
+.user-dropdown button.aksrt-header-checkin > span,
+.aksrt-header-checkin > span {
+  line-height: 1.3;
+  color: inherit;
+}
+
+.user-dropdown button.aksrt-header-checkin.is-done,
+.aksrt-header-checkin.is-done,
+.user-dropdown button.aksrt-header-checkin:disabled,
+.aksrt-header-checkin:disabled {
   opacity: 0.85;
   cursor: default;
-  background: #f3f4f6;
-  color: #555;
+  background: #f3f4f6 !important;
+  color: #555 !important;
 }
 
-.aksrt-header-checkin.is-done > i {
-  color: #777;
+.user-dropdown button.aksrt-header-checkin.is-done > i,
+.aksrt-header-checkin.is-done > i,
+.user-dropdown button.aksrt-header-checkin:disabled > i,
+.aksrt-header-checkin:disabled > i {
+  color: #777 !important;
+}
+
+.user-dropdown button.aksrt-header-checkin:hover,
+.aksrt-header-checkin:hover {
+  background: #fff0c2 !important;
+  color: #8a5a00 !important;
+}
+
+.user-dropdown button.aksrt-header-checkin.is-done:hover,
+.aksrt-header-checkin.is-done:hover,
+.user-dropdown button.aksrt-header-checkin:disabled:hover,
+.aksrt-header-checkin:disabled:hover {
+  background: #f3f4f6 !important;
+  color: #555 !important;
 }
 
 .aksrt-header-checkin-details {
@@ -200,11 +240,31 @@
 }
 
 /* Dark theme overrides */
+html.dark .user-dropdown button.aksrt-header-checkin,
 html.dark .aksrt-header-checkin,
+body.dark-theme .user-dropdown button.aksrt-header-checkin,
 body.dark-theme .aksrt-header-checkin,
+body.theme-dark .user-dropdown button.aksrt-header-checkin,
 body.theme-dark .aksrt-header-checkin {
-  background: rgba(255, 193, 7, 0.18);
-  color: #f0c14b;
+  background: rgba(255, 193, 7, 0.18) !important;
+  color: #f0c14b !important;
+}
+
+html.dark .user-dropdown button.aksrt-header-checkin > i,
+html.dark .aksrt-header-checkin > i,
+body.dark-theme .user-dropdown button.aksrt-header-checkin > i,
+body.dark-theme .aksrt-header-checkin > i,
+body.theme-dark .user-dropdown button.aksrt-header-checkin > i,
+body.theme-dark .aksrt-header-checkin > i {
+  color: #f0c14b !important;
+}
+
+html.dark .user-dropdown button.aksrt-header-checkin.is-done,
+html.dark .aksrt-header-checkin.is-done,
+body.dark-theme .user-dropdown button.aksrt-header-checkin.is-done,
+body.dark-theme .aksrt-header-checkin.is-done {
+  background: rgba(255, 255, 255, 0.08) !important;
+  color: #bbb !important;
 }
 
 html.dark .aksrt-header-wallet,