diff --git a/.gitignore b/.gitignore
index 62c8935..68729d6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-.idea/
\ No newline at end of file
+.idea/
+.DS_Store
\ No newline at end of file
diff --git a/archives.php b/archives.php
index d41d6eb..59870fe 100644
--- a/archives.php
+++ b/archives.php
@@ -8,7 +8,13 @@
 ?>
 
     <div class="PAP" id="archives">
-        <div id="page-banner" class="PAP-banner">
+        <div id="page-banner" class="PAP-banner <?php $img = G::getArticleFieldsBanner($this);
+        if ($img != 'none') echo 'PAP-IMG-Banner'; ?>">
+            <?php $img = G::getArticleFieldsBanner($this);
+            if ($img != 'none'): ?>
+                <div class="PAP-banner-background" style="background-image: url('<?php echo $img; ?>');"></div>
+                <div class="PAP-banner-mask"></div>
+            <?php endif; ?>
             <div>
                 <h1 itemprop="name headline"><?php $this->title() ?></h1>
             </div>
diff --git a/components/article.php b/components/article.php
index 5efcd88..92ae0e6 100644
--- a/components/article.php
+++ b/components/article.php
@@ -16,7 +16,7 @@
     <?php while ($this->next()): ?>
         <div class="article-item" style="width: 100%;">
             <h2 class="article-title"><a href="<?php $this->permalink(); ?>"><?php $this->title() ?></a></h2>
-            <p><?php $this->excerpt(50); ?></p>
+            <p><?php echo G::excerpt($this->excerpt, 50); ?></p>
             <div class="article-data">
                 <span><?php $this->category(); ?></span>
                 <span><?php $this->date('Y-m-d'); ?></span>
diff --git a/components/header.php b/components/header.php
index ee4b8f3..ca5202b 100644
--- a/components/header.php
+++ b/components/header.php
@@ -36,9 +36,7 @@
     <?php endif; ?>
     <link rel="preload" href="<?php echo G::staticUrl('static/js/spotlight.bundle.js'); ?>" as="script">
     <link rel="stylesheet" href="<?php echo G::staticUrl('static/css/G.css'); ?>?v=<?php echo $devTag; ?>">
-    <link rel="stylesheet <?php if (!isset($_COOKIE['night']) || $_COOKIE['night'] != '1') {
-        echo 'alternate';
-    } ?>" href="<?php echo G::staticUrl("static/css/dark$minInfix.css?v=$devTag"); ?>" title="dark">
+    <link rel="stylesheet" href="<?php echo G::staticUrl("static/css/dark$minInfix.css?v=$devTag"); ?>" title="dark">
 
     <style>
         /* 设置自定义背景[颜色/图片] */
@@ -64,6 +62,7 @@
             katex: <?php echo $this->options->enableKatex == 1 ? 'true' : 'false' ?>,
             imgUrl: "<?php echo G::staticUrl('static/img/'); ?>",
             autoTOC: <?php echo G::$config["enableDefaultTOC"] == 1 ? 'true' : 'false' ?>,
+            nightSpan: "<?php echo G::$config["autoNightSpan"]; ?>"
         };
 
         function custom_callback() {
diff --git a/functions.php b/functions.php
index ee27c47..3ac3fc9 100644
--- a/functions.php
+++ b/functions.php
@@ -80,6 +80,9 @@ function themeConfig($form)
     $headerBackground = new Typecho_Widget_Helper_Form_Element_Text('headerBackground', null, null, _t('头部背景图'), _t('填写后会在站点头部添加一个半透明的背景图'));
     $form->addInput($headerBackground);
 
+    $autoNightSpan = new Typecho_Widget_Helper_Form_Element_Text('autoNightSpan', null, '23-6', _t('自动夜间模式时间段'), _t('24小时制，当前晚上x点到第二天早上y点视为夜间，需要自动开启夜间模式，例: 23-6'));
+    $form->addInput($autoNightSpan);
+
     $enableDefaultTOC = new Typecho_Widget_Helper_Form_Element_Radio('enableDefaultTOC', array(
         '1' => _t('开启'),
         '0' => _t('关闭')
diff --git a/index.php b/index.php
index 23263e4..b33371c 100644
--- a/index.php
+++ b/index.php
@@ -4,7 +4,7 @@
  *
  * @package G
  * @author 季悠然
- * @version 3.3.4
+ * @version 3.3.6
  * @link https://季悠然.space
  */
 
diff --git a/libs/G.class.php b/libs/G.class.php
index 5aaa385..22680e6 100644
--- a/libs/G.class.php
+++ b/libs/G.class.php
@@ -10,7 +10,7 @@ class G
      *
      * @var string
      */
-    public static $version = "3.3.4";
+    public static $version = "3.3.6";
 
     /**
      * 主题配置
@@ -34,7 +34,8 @@ class G
         'advanceSetting' => '',
         'footerLOGO' => '',
         'enableUPYUNLOGO' => '',
-        'enableDefaultTOC' => ''
+        'enableDefaultTOC' => '',
+        'autoNightSpan' => ''
     ];
 
     public static $advanceConfig = [];
@@ -318,6 +319,21 @@ public static function analyzeMeme($content)
         return $result;
     }
 
+    /**
+     * 输出文章概要
+     *
+     * @param string $content
+     * @param Integer $limit
+     * @return string
+     */
+    public static function excerpt($content, $limit)
+    {
+        $result = mb_substr($content, 0, $limit);
+        $result = self::analyzeMeme($result);
+        $result = preg_replace('/\[[^\]]*\]/', '', $result);
+        return $result;
+    }
+
     /**
      * 获取表情包url
      *
diff --git a/static/js/G.js b/static/js/G.js
index c5a6836..446127c 100644
--- a/static/js/G.js
+++ b/static/js/G.js
@@ -179,47 +179,18 @@ let makeGallery = () => {
  * 夜间模式开关
  */
 let darkModeToggle = () => {
-	let night =
-		document.cookie.replace(/(?:^|.*;\s*)night\s*\=\s*([^;]*).*$|^.*$/, "$1") ||
-		"0";
-	if (night === "0") {
-		document.querySelector('link[title="dark"]').disabled = true;
-		document.querySelector('link[title="dark"]').disabled = false;
-		document.cookie = "night=1;path=/";
-	} else {
-		document.querySelector('link[title="dark"]').disabled = true;
-		document.cookie = "night=0;path=/";
-	}
+	document.querySelector('link[title="dark"]').disabled = !document.querySelector('link[title="dark"]').disabled;
 };
 
 /**
  * 自动夜间模式判断
  */
 let autoDarkMode = () => {
-	if (
-		document.cookie.replace(/(?:^|.*;\s*)night\s*=\s*([^;]*).*$|^.*$/, "$1") ===
-		""
-	) {
-		if (new Date().getHours() > 22 || new Date().getHours() < 6) {
-			document.querySelector('link[title="dark"]').disabled = true;
-			document.querySelector('link[title="dark"]').disabled = false;
-			document.cookie = "night=1;path=/";
-		} else {
-			document.cookie = "night=0;path=/";
-		}
-	} else {
-		let night =
-			document.cookie.replace(
-				/(?:^|.*;\s*)night\s*\=\s*([^;]*).*$|^.*$/,
-				"$1"
-			) || "0";
-		if (night === "0") {
-			document.querySelector('link[title="dark"]').disabled = true;
-		} else if (night === "1") {
-			document.querySelector('link[title="dark"]').disabled = true;
-			document.querySelector('link[title="dark"]').disabled = false;
-		}
-	}
+	const [start, end] = window.G_CONFIG.nightSpan.split('-');
+	if (new Date().getHours() >= parseInt(start) || new Date().getHours() < parseInt(end)) 
+		document.querySelector('link[title="dark"]').disabled = false;
+	else 
+		document.querySelector('link[title="dark"]').disabled = true;
 };
 
 /**
diff --git a/static/js/G.min.js b/static/js/G.min.js
index 5498433..508c688 100644
--- a/static/js/G.min.js
+++ b/static/js/G.min.js
@@ -1 +1 @@
-let makePrismLineNum=()=>{let ele=document.getElementsByTagName("pre");if(ele.length>0)for(let element of ele)element.className=element.className+" line-numbers";if(typeof Prism!=="undefined"){Prism.highlightAll(true,null)}};let preLazy=(ele,attribute,origin,instead="")=>{for(let element of ele){element.setAttribute(origin,element.getAttribute(attribute));element.setAttribute(attribute,instead)}};let lazyBanner=(element,observe)=>{let data_src=element.target.getAttribute("origin");new Promise((rs,rj)=>{let image=new Image;image.onload=function(){rs(data_src.slice(22,-2))};image.src=data_src.slice(22,-2)}).then(success=>{element.target.setAttribute("style",data_src+"visibility: visible;animation: banner-show 1s;");observe.unobserve(element.target)})};let lazyPic=(element,observe)=>{new Promise((rs,rj)=>{let image=new Image;image.onload=function(){rs(image.src)};image.src=element.target.getAttribute("origin")}).then(success=>{element.target.setAttribute("src",success);addClass(element.target,"lazyload-done");observe.unobserve(element.target)}).catch(error=>{console.log("图片加载失败",error)})};let lazyload=(ele,fn)=>{if(ele.length>0){const observe=new IntersectionObserver(entries=>{for(let element of entries)if(element.isIntersecting)fn(element,observe)});for(let item of ele){observe.observe(item)}}};let collapseController=target=>{if(target.parentNode.getAttribute("data-collapsed")=="true"){expandSection(target.parentNode.children[1]);target.parentNode.setAttribute("data-collapsed","false")}else{target.parentNode.setAttribute("data-collapsed","true");target.parentNode.children[1].setAttribute("style","height: auto;");collapseSection(target.parentNode.children[1])}};let sponsorToggle=()=>{let item=document.querySelector("#post-sponsor");if(item.dataset.collapsed=="true"){expandSection(item);item.dataset.collapsed="false"}else{item.dataset.collapsed="true";item.setAttribute("style","height: auto;");collapseSection(item)}};let lightbox=target=>{let wrap=document.createElement("div");wrap.classList.add("lightbox-wrap");wrap.innerHTML='<img alt="" style="max-width: 80%;max-height: 80%;" src="'+target.src+'">';wrap.setAttribute("onclick","closeLightbox(this)");document.body.appendChild(wrap)};let closeLightbox=target=>{target.setAttribute("style","animation: opacity-out .2s;opacity: 0;");setTimeout(()=>{document.body.removeChild(target)},200)};let makeGallery=()=>{let base=50;let galleries=document.getElementsByClassName("photos");for(let gallery of galleries)for(let pic of gallery.children){let img=new Image;img.src=pic.children[0].children[0].getAttribute("src");img.onload=function(){let w=img.width;let h=img.width;pic.setAttribute("style","width: "+w*base/h+"px;flex-grow: "+w*base/h);pic.children[0].setAttribute("style","padding-top: "+h/w*100+"%")}}};let darkModeToggle=()=>{let night=document.cookie.replace(/(?:^|.*;\s*)night\s*\=\s*([^;]*).*$|^.*$/,"$1")||"0";if(night==="0"){document.querySelector('link[title="dark"]').disabled=true;document.querySelector('link[title="dark"]').disabled=false;document.cookie="night=1;path=/"}else{document.querySelector('link[title="dark"]').disabled=true;document.cookie="night=0;path=/"}};let autoDarkMode=()=>{if(document.cookie.replace(/(?:^|.*;\s*)night\s*=\s*([^;]*).*$|^.*$/,"$1")===""){if((new Date).getHours()>22||(new Date).getHours()<6){document.querySelector('link[title="dark"]').disabled=true;document.querySelector('link[title="dark"]').disabled=false;document.cookie="night=1;path=/"}else{document.cookie="night=0;path=/"}}else{let night=document.cookie.replace(/(?:^|.*;\s*)night\s*\=\s*([^;]*).*$|^.*$/,"$1")||"0";if(night==="0"){document.querySelector('link[title="dark"]').disabled=true}else if(night==="1"){document.querySelector('link[title="dark"]').disabled=true;document.querySelector('link[title="dark"]').disabled=false}}};let toolbarInit=()=>{document.querySelector("#gototop").onclick=function(){window.scroll({top:0,left:0,behavior:"smooth"})};document.querySelector("#darkmode").onclick=darkModeToggle;document.querySelector("#sidebar-btn").onclick=toggleSidebar};let toggleOwO=()=>{let OwOContainer=document.querySelector("#OwO-container");if(!OwOContainer.classList.contains("OwO-in")&&!OwOContainer.classList.contains("OwO-out"))OwOContainer.classList.add("OwO-in");else{OwOContainer.classList.toggle("OwO-in");OwOContainer.classList.toggle("OwO-out")}};let closeOwO=()=>{if(document.getElementById("OwO-container").classList.contains("OwO-in")||!document.getElementById("OwO-container").classList.contains("OwO-out")&&document.getElementById("OwO-container").classList.length===1)toggleOwO()};let toggleToc=()=>{document.getElementById("toc").classList.toggle("toc-show");document.getElementById("main").classList.toggle("toc-show-main")};let toggleSidebar=()=>{document.getElementById("sliderbar").classList.toggle("move-left");document.getElementById("sliderbar").classList.toggle("move-right");if(document.getElementById("sliderbar-cover").style.display=="block")document.getElementById("sliderbar-cover").style.display="none";else document.getElementById("sliderbar-cover").style.display="block"};let slideOwO=id=>{document.querySelector("#"+id).scrollIntoView({behavior:"smooth"})};let ajaxComment=()=>{let replyTo="",commentForm=document.querySelector("#comment_form");let bindButton=()=>{document.querySelectorAll(".comment-reply a").forEach(reply=>{reply.onclick=function(){replyTo=reply.parentNode.parentNode.parentNode.parentNode.id;return TypechoComment.reply(replyTo,parseInt(replyTo.slice(8)))}});document.querySelectorAll(".cancel-comment-reply a").forEach(cancel=>{cancel.onclick=()=>{replyTo="";return TypechoComment.cancelReply()}})};bindButton();function beforeSendComment(){closeOwO()}function afterSendComment(status){if(status){document.getElementById("comments-textarea").value="";replyTo="";showToast("发送成功")}bindButton()}commentForm.onsubmit=function(){commentData=objSerialize(commentForm);beforeSendComment();Ajax.post(commentForm.getAttribute("action"),commentData).then(result=>{let newComment=document.createElement("div");newComment.innerHTML=result;if(newComment.getElementsByTagName("title").length>0&&newComment.getElementsByTagName("title")[0].innerText===document.title){afterSendComment(true);TypechoComment.cancelReply();document.querySelector("#comments").removeChild(document.querySelector(".comment-list"));document.querySelector("#comments").appendChild(newComment.querySelector(".comment-list"));replyTo=""}else{afterSendComment(false);let msg=newComment.querySelector(".container")?newComment.querySelector(".container").innerText:newComment.childNodes[0].childNodes[0].childNodes[0].innerText;showToast("评论失败，"+msg)}}).catch(error=>{let newComment=document.createElement("div");newComment.innerHTML=error;let msg=newComment.querySelector(".container")?newComment.querySelector(".container").innerText:newComment.childNodes[0].childNodes[0].childNodes[0].innerText;showToast("评论失败，"+msg.replaceAll("<br>",""))});return false}};Smilies={dom:function(id){return document.querySelector(id)},grin:function(tag){tag=" "+tag+" ";myField=this.dom("#comments-textarea");document.selection?(myField.focus(),sel=document.selection.createRange(),sel.text=tag,myField.focus()):this.insertTag(tag)},insertTag:function(tag){myField=Smilies.dom("#comments-textarea");myField.selectionStart||myField.selectionStart==="0"?(startPos=myField.selectionStart,endPos=myField.selectionEnd,cursorPos=startPos,myField.value=myField.value.substring(0,startPos)+tag+myField.value.substring(endPos,myField.value.length),cursorPos+=tag.length,myField.focus(),myField.selectionStart=cursorPos,myField.selectionEnd=cursorPos):(myField.value+=tag,myField.focus())}};let TocInit=()=>{let titles=document.querySelectorAll(".PAP-content h1, .PAP-content h2, .PAP-content h3");if(titles.length>0){titles.forEach(title=>{title.onclick=()=>{toggleToc()};title.id=title.innerHTML});tocbot.init({tocSelector:"#toc-content",contentSelector:".PAP-content",headingSelector:"h1, h2, h3",hasInnerContainers:true,headingsOffset:40,scrollSmoothOffset:-40});if(window.G_CONFIG.autoTOC&&document.body.clientWidth>830)toggleToc()}};let pageInit=()=>{let images=document.querySelectorAll(".PAP-content img");images.forEach(img=>{if(!img.classList.contains("bq")){img.dataset.src=img.getAttribute("origin");img.classList.add("spotlight");let info=document.createElement("span");info.innerText=img.getAttribute("title");info.classList.add("imageinfo");img.after(info)}});makeGallery();TocInit();if(document.getElementById("comment_form")!==null)ajaxComment();makePrismLineNum();if(window.G_CONFIG.katex&&document.querySelector(".PAP-content")){renderMathInElement(document.querySelector(".PAP-content"),{delimiters:[{left:"$$",right:"$$",display:true},{left:"$",right:"$",display:false}],throwOnError:true})}custom_callback()};let doLazyload=()=>{let banners=document.getElementsByClassName("article-banner");let pics=document.querySelectorAll("img:not(#header-background):not(#profile-avatar)");preLazy(banners,"style","origin");preLazy(pics,"src","origin",window.G_CONFIG.imgUrl+"loading2.gif");lazyload(banners,function(element,observe){lazyBanner(element,observe)});lazyload(pics,function(element,observe){lazyPic(element,observe)})};let sendLike=()=>{let btn=document.querySelector("#agree-btn");btn.style.disabled=true;Ajax.post(btn.dataset.url,"agree="+btn.dataset.cid).then(res=>{let re=/\d/;if(re.test(res)){let counter=btn.childNodes[3];if(parseInt(res)==parseInt(counter.innerHTML))showToast("已经点过赞咯");else showToast("点赞成功");counter.innerHTML=res;counter.parentNode.childNodes[1].innerHTML="😍"}else showToast("出了点小问题")})};let DYLM=throttle(url=>{let cnt=document.querySelector("#DoYouLikeMe p span");Ajax.post(url,"DYLM=add").then(res=>{if(res==="success"){cnt.innerText=parseInt(cnt.innerText)+1;showToast("感谢喜欢~")}else{showToast(res)}})},1e3);document.addEventListener("pjax:send",()=>{if(typeof aplayers!=="undefined"){for(let i=0;i<aplayers.length;i++){try{aplayers[i].destroy()}catch(e){console.log(e)}}}tocbot.destroy();if(document.getElementById("spotlight"))Spotlight.close();if(document.getElementById("main").classList.contains("toc-show-main"))toggleToc();window.scroll({top:0,left:0,behavior:"smooth"});let main=document.querySelector("#container")||document.querySelector(".PAP")||document.querySelector("#lyrics");if(main){main.setAttribute("style","animation: opacity-out var(--theme-animation-out-duration, 1s) ease;opacity: 0;");let duration=parseFloat(getComputedStyle(main).getPropertyValue("--theme-animation-out-duration"))*1e3;setTimeout(function(){main.style.opacity="0"},duration)}});document.addEventListener("pjax:complete",()=>{if(typeof Prism!=="undefined"){Prism.highlightAll(true,null)}if(typeof loadMeting==="function"){loadMeting()}doLazyload();pageInit()});function ExSearchCall(item){if(item&&item.length){document.querySelector(".ins-close").click();pjax.loadUrl(item[0].dataset.url)}}window.ready(function(){doLazyload();console.log("G.js ready");window.pjax=new Pjax({elements:"a:not([target='_blank']):not([no-pjax])",selectors:["#main","title"],timeout:1e4,cacheBust:false,scrollRestoration:true});autoDarkMode();toolbarInit();pageInit()});window.onbeforeunload=function(){};
\ No newline at end of file
+let makePrismLineNum=()=>{let ele=document.getElementsByTagName("pre");if(ele.length>0)for(let element of ele)element.className=element.className+" line-numbers";if(typeof Prism!=="undefined"){Prism.highlightAll(true,null)}};let preLazy=(ele,attribute,origin,instead="")=>{for(let element of ele){element.setAttribute(origin,element.getAttribute(attribute));element.setAttribute(attribute,instead)}};let lazyBanner=(element,observe)=>{let data_src=element.target.getAttribute("origin");new Promise((rs,rj)=>{let image=new Image;image.onload=function(){rs(data_src.slice(22,-2))};image.src=data_src.slice(22,-2)}).then(success=>{element.target.setAttribute("style",data_src+"visibility: visible;animation: banner-show 1s;");observe.unobserve(element.target)})};let lazyPic=(element,observe)=>{new Promise((rs,rj)=>{let image=new Image;image.onload=function(){rs(image.src)};image.src=element.target.getAttribute("origin")}).then(success=>{element.target.setAttribute("src",success);addClass(element.target,"lazyload-done");observe.unobserve(element.target)}).catch(error=>{console.log("图片加载失败",error)})};let lazyload=(ele,fn)=>{if(ele.length>0){const observe=new IntersectionObserver(entries=>{for(let element of entries)if(element.isIntersecting)fn(element,observe)});for(let item of ele){observe.observe(item)}}};let collapseController=target=>{if(target.parentNode.getAttribute("data-collapsed")=="true"){expandSection(target.parentNode.children[1]);target.parentNode.setAttribute("data-collapsed","false")}else{target.parentNode.setAttribute("data-collapsed","true");target.parentNode.children[1].setAttribute("style","height: auto;");collapseSection(target.parentNode.children[1])}};let sponsorToggle=()=>{let item=document.querySelector("#post-sponsor");if(item.dataset.collapsed=="true"){expandSection(item);item.dataset.collapsed="false"}else{item.dataset.collapsed="true";item.setAttribute("style","height: auto;");collapseSection(item)}};let lightbox=target=>{let wrap=document.createElement("div");wrap.classList.add("lightbox-wrap");wrap.innerHTML='<img alt="" style="max-width: 80%;max-height: 80%;" src="'+target.src+'">';wrap.setAttribute("onclick","closeLightbox(this)");document.body.appendChild(wrap)};let closeLightbox=target=>{target.setAttribute("style","animation: opacity-out .2s;opacity: 0;");setTimeout(()=>{document.body.removeChild(target)},200)};let makeGallery=()=>{let base=50;let galleries=document.getElementsByClassName("photos");for(let gallery of galleries)for(let pic of gallery.children){let img=new Image;img.src=pic.children[0].children[0].getAttribute("src");img.onload=function(){let w=img.width;let h=img.width;pic.setAttribute("style","width: "+w*base/h+"px;flex-grow: "+w*base/h);pic.children[0].setAttribute("style","padding-top: "+h/w*100+"%")}}};let darkModeToggle=()=>{document.querySelector('link[title="dark"]').disabled=!document.querySelector('link[title="dark"]').disabled};let autoDarkMode=()=>{const[start,end]=window.G_CONFIG.nightSpan.split("-");if((new Date).getHours()>=parseInt(start)||(new Date).getHours()<parseInt(end))document.querySelector('link[title="dark"]').disabled=false;else document.querySelector('link[title="dark"]').disabled=true};let toolbarInit=()=>{document.querySelector("#gototop").onclick=function(){window.scroll({top:0,left:0,behavior:"smooth"})};document.querySelector("#darkmode").onclick=darkModeToggle;document.querySelector("#sidebar-btn").onclick=toggleSidebar};let toggleOwO=()=>{let 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document.getElementById("sliderbar-cover").style.display="block"};let slideOwO=id=>{document.querySelector("#"+id).scrollIntoView({behavior:"smooth"})};let ajaxComment=()=>{let replyTo="",commentForm=document.querySelector("#comment_form");let bindButton=()=>{document.querySelectorAll(".comment-reply a").forEach(reply=>{reply.onclick=function(){replyTo=reply.parentNode.parentNode.parentNode.parentNode.id;return TypechoComment.reply(replyTo,parseInt(replyTo.slice(8)))}});document.querySelectorAll(".cancel-comment-reply a").forEach(cancel=>{cancel.onclick=()=>{replyTo="";return TypechoComment.cancelReply()}})};bindButton();function beforeSendComment(){closeOwO()}function afterSendComment(status){if(status){document.getElementById("comments-textarea").value="";replyTo="";showToast("发送成功")}bindButton()}commentForm.onsubmit=function(){commentData=objSerialize(commentForm);beforeSendComment();Ajax.post(commentForm.getAttribute("action"),commentData).then(result=>{let 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