From 66dc7bc5af09be60eab302c69c757be169b59ce5 Mon Sep 17 00:00:00 2001
From: Cell <1024@lruihao.cn>
Date: Tue, 7 Apr 2026 11:32:12 +0800
Subject: [PATCH] fix(toc): update max-height calculation for TOC content to
 use variable

---
 assets/css/_core/_widgets/_fixed-button.scss | 8 +++-----
 assets/css/_page/_single/_toc.scss           | 3 +--
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/assets/css/_core/_widgets/_fixed-button.scss b/assets/css/_core/_widgets/_fixed-button.scss
index 59a41edd..7a2c7797 100644
--- a/assets/css/_core/_widgets/_fixed-button.scss
+++ b/assets/css/_core/_widgets/_fixed-button.scss
@@ -18,15 +18,13 @@
   background-color: light-dark(#f1f1f1, #1e1e1f);
 
   &:hover,
-  &:active {
+  &:active,
+  &:focus {
+    outline: none;
     color: fixit-var(global-font-color);
     cursor: pointer;
   }
 
-  &:focus-visible {
-    outline: -webkit-focus-ring-color auto 1px;
-  }
-
   @include media('print') {
     display: none !important;
   }
diff --git a/assets/css/_page/_single/_toc.scss b/assets/css/_page/_single/_toc.scss
index 9626e9cc..b4da861a 100644
--- a/assets/css/_page/_single/_toc.scss
+++ b/assets/css/_page/_single/_toc.scss
@@ -122,8 +122,7 @@
   .toc-content {
     overflow-y: auto;
     overscroll-behavior: contain;
-    // TODO 这里计算错误，待重构使用 JS 计算
-    max-height: calc(100vh - #{2 * #{fixit-var(header-height)}});
+    max-height: fixit-var(toc-content-max-height, calc(100dvh - #{2 * #{fixit-var(header-height)}}));
     @include scrollbar-width(none, 0);
 
     &.always-active ul,