:root
{
  --white: #f7f9fc;
   --orange: #fc7e11;
    --darkgrey: #666666;
      --grey: #dddddd;
     --black: #000000;
     --title:#000000;
      --lightgrey: #e9f2fb;
      --whiteop:#f3f9ffbd;
      --greyop:#bababa54;
   --content-bg: #ffffff;
  --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.05);
   --border-color: #e1e8ed;
  --select: #F7F9FC;
}

.post {
    border-bottom: 1px dotted #ddd;
    border-bottom: 1px dotted var(--grey);
}
.post:hover {
    background-color: var(--select);
}
body {
    margin: 0;
    font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin-bottom: 100px;
    background: var(--white);
    color: var(--black);
}

@media (prefers-color-scheme: dark) {
:root {
    --white: #1a1d23;
    --orange: #fc7e11;
    --darkgrey: #ddd;
    --grey: #4f5257;
    --black: #ffffff;
    --title: #ffffff;
    --lightgrey: #44494e;
    --whiteop: #23262bba;
    --greyop: #bababa54;
  --content-bg: #22262e;
   --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.25);
   --border-color: #373b47;
  --select: #1A1D23;
}
}

div#header {font-size: 20px;margin: 0 auto;text-align: center;font-weight: normal;padding: 10px;margin-bottom: 15px;border-bottom: 1px solid #ddd;
border-bottom:1px solid var(--grey); color:black; color: var(--black);}

div#wrap {
    max-width: 720px;
    margin: 0 auto;
}

.leftpan {
    width: 140px;
    height: 140px;
    overflow: hidden;
    display: inline-block;
    position: relative;
    padding-left: 15px;
    vertical-align: middle;
}

.leftpan img {
    max-width: 80px;
    max-height: 80px;
    position: absolute;
    margin: auto;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
}

.rightpan {
 display: inline-block;
    padding: 20px;
    width: auto;
    vertical-align: middle;
}
.leftpan + .rightpan {
      width: calc(100% - 195px);

}

h2 {
    font-size: 17px;
    margin: 0;
    padding-top: 6px;
    line-height: 31px;
    word-wrap: break-word;
}

.post {
    border-bottom: 1px dotted #ddd;
     border-bottom: 1px dotted var(--grey);
}

h2 a {
    text-decoration: none;
    color: #e2732c;
    color: var(--title);
    font-weight: 400;
    font-weight: 400;
}

.feedname {
    color: #fc7e11;
    color: var(--orange);
    font-weight: 800;
    font-size: 13px;
}

.feedname span {
    color: #666;
    color: var(--darkgrey);
    font-weight: 400;
    padding-right: 5px;
}
div#filter {
    padding: 5px;
    text-align: center;
    max-width: 720px;
    margin: 0 auto 10px auto;
    box-sizing: border-box;
    margin-bottom:10px;
    cursor:default;
    position: relative;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background-color: var(--content-bg);
}

/* --- MODIFICATION: New styles for custom select --- */
.custom-select-container {
    position: relative;
    width: 106px; /* Same as original select */
    margin: 5px;
    vertical-align: baseline;
    display: inline-block;
}

#channel-search {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    text-align: center;
    border: 1px solid var(--lightgrey);
    border-radius: 5px;
    background: var(--lightgrey);
    color: var(--darkgrey);
    box-sizing: border-box;
    cursor: pointer;
}

#channel-options-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--content-bg);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 5px 5px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    box-shadow: var(--shadow-light);
}

#channel-options-list div {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 14px;
    white-space: nowrap;
    text-overflow: ellipsis;
}

#channel-options-list div:hover {
    background-color: var(--content-bg);
}
}

.custom-select-container.selected #channel-search {
    background: var(--white);
    border-color: var(--orange);
}

/* --- End of new styles --- */

select { /* This is for the hidden select */
    display: none; /* Hide the original select completely */
}

span.date {padding-left: 5px;}

span#filters {
    border: 4px solid var(--lightgrey);
    padding: 5px 0px;
    border-radius: 5px;
    vertical-align: middle;
    background: var(--lightgrey);
    display: inline-block; 
}

span.tab {
    padding: 8px 12px;
    margin: 5px;
    color: var(--darkgrey);
    border-radius: 5px;
    display: inline-block;
    background: var(--lightgrey);
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.2s;
}

span.tab.active {
    color: var(--black);
    padding: 5px 8px;
    background: var(--white);
    border-radius: 5px;
   font-weight: bold;
}

span.domain {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 11%;
    margin: 0 auto;
    text-align: center;
    color: var(--grey);
    font-size: 12px;
    width: 87px;
    margin: 0 auto;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
}

#floating_player {
  width: 100%;
    display: block;
    text-align: center;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--whiteop);
    box-shadow: 0px -1px 6px #acacac44;
    backdrop-filter: blur(33px);
     -webkit-backdrop-filter :blur(33px);
     display:none;
     opacity:0;
      transition: opacity 0.5s ease-in-out;
}
#floating_player.show {
  opacity: 1;
}

span#timeline {
    width: 60%;
    display: inline-block;
    position: relative;
    width: calc(100% - 140px);
}

div#timeline_wrap {
    max-width: 1000px;
    margin: 10px auto;
}
input#seekbar {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    outline: 0;
    opacity: .7;
    -webkit-transition: .2s;
    transition: opacity .2s;
    background: #c8cacd;
}
span#seekbar {
    background: var(--orange);
    display: block;
    position: absolute;
    left: 0;
    height: 7px;
    border-radius: 11px;
    transition: 0.2s;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  background-color: var(--orange);
  border-radius: 50%;
  cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
 -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  background-color: var(--orange);
  border-radius: 50%;
  cursor: pointer;
}

span#seekbar:after {
content: " ";
    display: block;
    background: var(--orange);
    width: 12px;
    height: 12px;
    position: absolute;
    right: -6px;
    border-radius: 100%;
    bottom: -3px;
}

span#current_time,span#duration {
    display: inline-block;
    vertical-align: middle;
    padding: 0px 5px;
    width: 50px;
}

button#playpausebutton, button[data-aid] {
font-size: 0px;
    background: var(--orange);
    width: 34px;
    height: 34px;
    border: none;
    box-shadow: none;
    margin: 5px 0px;
    background-image: url(../img/play_arrow.png);
    background-size: 12px;
    background-repeat: no-repeat;
    background-position: 12px 9px;
    border-radius: 100%;
    color:var(--black);
    cursor:pointer;
}

.playing {
    background-image: url(../img/pause.png) !important;
        background-position: 11px 9px !important;
}
audio {display:none;}

.player_meta {
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
    padding: 10px 0px 0px;
}

/* --- MODIFICATION: Optimized player layout and button styles --- */
.player_meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 100%;
}

.player_meta-left {
    display: flex;
    align-items: center;
    flex-grow: 1;
    min-width: 0;
}

#title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin: 0 10px;
    font-weight: bold;
    color: var(--black);
}

.player_meta-right {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

#floating_player #speed,
#floating_player #plus30,
#floating_player #close-player {
    background-color: var(--orange);
    color: #fff;
    border: 1px solid var(--orange);
    border-radius: 4px;
    padding: 5px 10px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.9em;
    transition: background-color 0.2s, transform 0.1s;
    margin-left: 8px;
}

#floating_player #close-player {
    background: transparent;
    color: var(--darkgrey);
    border: none;
    font-size: 1.5em;
    padding: 0 5px;
    line-height: 1;
}

#floating_player #speed:hover,
#floating_player #plus30:hover {
    background-color: #e56d00;
}

#floating_player #speed:active,
#floating_player #plus30:active {
    transform: scale(0.95);
}
/* --- End of modification --- */


@media (max-width:  720px) {
  div#wrap {
      grid-template-columns: 1fr;
  }
  .post {
      margin: 2px 10px;
  }
.rightpan {
    padding: 20px 5px;
}

.leftpan {
    width: 95px;
    height: 80px;
}

.leftpan img {
    max-width: 80px;
    max-height: 80px;
}

.leftpan + .rightpan {
    width: calc(100% - 120px);
}

h2 {
    font-size: 20px;
    line-height: 30px;
}
}

.pclogo {display:none;}
@media (min-width:  720px) {
div#pcwrap {
    display: flex;
    max-width: 1024px;
    margin: 0 auto;
}
div#filter {
 left: 0;
    top: 0px;
    width: 200px;
    border-radius: 0px;
    height: 100vh;
    height: 100%;
    border-right: 1px solid var(--grey);
    padding: 0px;
}

span.tab {
    display: block;
    cursor: pointer;
      background: transparent;
  padding:10px;
}

div#wrap {
  flex: 1;
    max-width: 100%;
    padding: 20px;
}

span#filters {
    display: block;
    margin-top: 20px;
    background: transparent;
    border: none;
}

div#header {
    display: none;
}

.pclogo {
    padding: 20px 0px 0px 0px;
    display: block;
    font-size: 1.2em;
    color: var(--orange);
}
  span.tab.active {
    background: var(--lightgrey);
      border-radius: 0px;
      padding:10px;
}

/* MODIFICATION: Add responsive styles for custom select */
.custom-select-container {
    width: 100%;
    margin-left: 0;
    margin-top: 10px;
}

.custom-select-container.selected #channel-search {
    background: var(--select);
}

span.tab:hover, .custom-select-container:hover {
    background-color: var(--select);
}
}

/* #############################自定义滚动条样式############################# */
/* 适用于 WebKit 浏览器 (Chrome, Safari, Edge) */
#channel-options-list::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

#channel-options-list::-webkit-scrollbar-track {
    background: var(--content-bg);
    /* 滚动条轨道背景 */
    border-radius: 4px;
}

#channel-options-list::-webkit-scrollbar-thumb {
    background: var(--grey);
    /* 滚动条滑块颜色 */
    border-radius: 4px;
    border: 1px solid var(--content-bg);
    /* 滑块边框，与轨道背景色相同，产生内边距效果 */
}

#channel-options-list::-webkit-scrollbar-thumb:hover {
    background: var(--darkgrey);
    /* 鼠标悬停时滑块颜色变深 */
}
/* #############################自定义滚动条样式############################# */

/* #############################返回顶部按钮样式############################# */
.back-top-container {
  position: fixed;
  bottom: 80px; /* 桌面端：距离底部80px，在播放器上方 */
  right: 20px;
  width: 60px;
  height: 60px;
  z-index: 1001; /* 确保在播放器之上 */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.back-top-container.show {
  opacity: 1;
  visibility: visible;
}

.back-top-main {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--orange); /* 使用您的主题色 */
  padding: 8px;
  box-shadow: var(--shadow-light); /* 使用您定义的阴影 */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background-color 0.2s ease;
}

.back-top-main:hover {
  background-color: #e56d00; /* 鼠标悬停时更深的橙色 */
}

.progress-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
  z-index: 1;
}

.progress-ring-background {
  fill: none;
  stroke: rgba(252, 126, 17, 0.15); /* 使用您主题色的半透明版本 */
  stroke-width: 3;
}

.progress-ring-circle {
  fill: none;
  stroke: var(--orange); /* 使用您的主题色 */
  stroke-width: 3;
  stroke-dasharray: 264; /* 2 * π * 42 */
  stroke-linecap: round;
  transition: stroke-dashoffset 0.15s ease-out;
}

.icon {
  width: 24px;
  height: 24px;
}


/* --- 手机端适配 --- */
@media (max-width: 720px) {
  .back-top-container {
    bottom: 100px; /* 手机端：距离底部100px，给播放器留出更多空间 */
    right: 10px; /* 距离屏幕边缘更近一些 */
    width: 50px; /* 按钮稍微小一点 */
    height: 50px;
  }

  .back-top-main {
    width: 38px; /* 按钮内部尺寸也相应缩小 */
    height: 38px;
  }

  .icon {
    width: 20px; /* 图标尺寸也相应缩小 */
    height: 20px;
  }
}
/* #############################返回顶部按钮样式############################# */

/* #############################新的简单下拉框样式############################# */
/* 合并后的通用样式 */
.channel-item, .channel-category-title {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 14px;
    color: var(--black);
    transition: background-color 0.2s ease;
    white-space: nowrap;
}

/* 分类标题的特殊样式 */
.channel-category-title {
    font-weight: bold;      /* 加粗 */
    font-size: 1.1em;       /* 加大一点 */
    color: #FC7E11;         /* 指定的橙色 */
    user-select: none;       /* 防止用户意外选中文字 */
    padding: 10px 12px 5px 12px; /* 调整一下内边距 */
}


#channel-options-list .channel-item:hover {
    background-color: var(--select);
    border-radius: 3px;
}

/* "关注列表" 的特殊样式 */
.channel-item.all-channels-item {
    font-weight: bold;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 5px;
}
/* #############################新的简单下拉框样式############################# */

/* #############################今日更新标志样式############################# */
/* 为包含今日文章的 .post 容器设置相对定位，作为绝对定位标志的参考 */
.post.today {
    position: relative;
}

/* 创建并样式化“今日更新”标志 */
.post.today::after {
    content: '今日更新';
    position: absolute;
    right: 0px;
    background-color: #FC7E11; /* 你指定的橙色 */
    color: #ffffff;           /* 白色文字 */
    padding: 5px;
    border-radius: 0 5px 0 10px;
    font-size: 12px;
    font-weight: bold;
    z-index: 10; /* 确保标志在其他内容之上 */
}
/* #############################今日更新标志样式############################# */