/*
* Prefixed by https://autoprefixer.github.io
* PostCSS: v8.3.6,
* Autoprefixer: v10.3.1
* Browsers: last 4 version
*/

@charset "utf-8";
/* usually */
/* html{font-family: "Noto Sans SC", sans-serif;} */
body {font-size: 14px;}
/* html,body {background-color: #FCFBFB;} */
body,div,h1,h2,h3,h4,h5,h6,hr,p,span,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td,a,:after,:before{margin:0;padding:0;box-sizing: border-box;}
ul,ol,li{list-style:none;}
a{text-decoration: none;color: rgba(32,107,196,1);}
.auto{margin-left:auto;margin-right:auto;}
.l{float:left;}.r{float:right;}.tc{text-align: center;}.ti2{text-indent: 2em;}
.db{display:block;}.dn{display:none;}.dib{display: inline-block;}
.ovh{overflow:hidden;}.rel{position:relative;}.abs{position:absolute;}
.fix:after{display:block;content:"clear";height:0;clear:both;overflow:hidden;visibility:hidden;}
.fix-flex:after{display:block;content:"clear";height:0;clear:both;overflow:hidden;visibility:hidden;}
.fix-web:after{display:block;content:"clear";height:0;clear:both;overflow:hidden;visibility:hidden;}
.fix-phone:after{display:block;content:"clear";height:0;clear:both;overflow:hidden;visibility:hidden;}
.img-responsive{max-width: 100%; height: auto; display: block;}
.ellipsis{-o-text-overflow: ellipsis;text-overflow: ellipsis; overflow: hidden; display: block; white-space: nowrap;}
.ellipsis1{-o-text-overflow: ellipsis;text-overflow: ellipsis; overflow: hidden; display: inline-block; white-space: nowrap;}
img {border:none;display: inline-block;height: auto;max-width: 100%;}

/*margin*/
.m0{margin: 0px;}
.m1{margin: 1px;}.ml1{margin-left: 1px;}.mt1{margin-top: 1px;}.mr1{margin-right: 1px;}.mb1{margin-bottom: 1px;}
.m2{margin: 2px;}.ml2{margin-left: 2px;}.mt2{margin-top: 2px;}.mr2{margin-right: 2px;}.mb2{margin-bottom: 2px;}
.m5{margin: 5px;}.ml5{margin-left: 5px;}.mt5{margin-top: 5px;}.mr5{margin-right: 5px;}.mb5{margin-bottom: 5px;}
.m10{margin: 10px;}.ml10{margin-left: 10px;}.mt10{margin-top: 10px;}.mr10{margin-right: 10px;}.mb10{margin-bottom: 10px;}
.m15{margin: 15px;}.ml15{margin-left: 15px;}.mt15{margin-top: 15px;}.mr15{margin-right: 15px;}.mb15{margin-bottom: 15px;}
.m20{margin: 20px;}.ml20{margin-left: 20px;}.mt20{margin-top: 20px;}.mr20{margin-right: 20px;}.mb20{margin-bottom: 20px;}
.mr25 {margin-right: 25px;}
/*padding*/
.p0{padding: 0px;}
.p1{padding: 1px;}.pl1{padding-left: 1px;}.pt1{padding-top: 1px;}.pr1{padding-right: 1px;}.pb1{padding-bottom: 1px;}
.p2{padding: 2px;}.pl2{padding-left: 2px;}.pt2{padding-top: 2px;}.pr2{padding-right: 2px;}.pb2{padding-bottom: 2px;}
.p5{padding: 5px;}.pl5{padding-left: 5px;}.pt5{padding-top: 5px;}.pr5{padding-right: 5px;}.pb5{padding-bottom: 5px;}
.p10{padding: 10px;}.pl10{padding-left: 10px;}.pt10{padding-top: 10px;}.pr10{padding-right: 10px;}.pb10{padding-bottom: 10px;}
.p15{padding: 15px;}.pl15{padding-left: 15px;}.pt15{padding-top: 15px;}.pr15{padding-right: 15px;}.pb15{padding-bottom: 15px;}
.p20{padding: 20px;}.pl20{padding-left: 20px;}.pt20{padding-top: 20px;}.pr20{padding-right: 20px;}.pb20{padding-bottom: 20px;}
.p30 {padding: 30px;}
.mt30 {margin-top: 30px;}
.mb25 {margin-bottom: 25px;}
.heigh100 {height: 100%;}

.icon-plus {display: inline-block;width: 18px;height: 18px;position: relative;cursor: pointer;display: none;}
.icon-plus::before,.icon-plus:after {content: "";display: block;width: 100%;height: 2px;background-color: #fff;border-radius: 4px;position: absolute;left: 50%;transform: translate(-50%,-50%);top: 50%;transition: transform .3s ease-in;border-radius: 4px;}
.icon-plus:after {transform: translate(-50%,-50%) rotate(90deg);}
.icon-plus.rotate:after {transform: translate(-50%,-50%) rotate(0);}


html[data-theme="dark"] {
    color-scheme: dark;
}

html,body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    box-sizing: border-box;
    background: #005d74;
}


.side-menu {
  margin: 0;
  padding:0 0.5vw ;
  color: #000000; 
  font-size: min(1.1vw, 15px); 
  display: flex; 
  gap: 8px;
}

.bb {border-bottom: 1px solid #a0a0a0;}

.pages {
  text-align: center;
  padding: 30px 0;
}

.normal-item {
  display: none;
}

.normal-item:first-child {
  display: block;
}

.pages li {
  display: inline-flex;
  font-size: 16px;
  color: #333333;
  background-color: #fff;
}

.pages li a {
  width: 40px;
  height:40px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  color: #333333;
}

.position-absolute {
  position: absolute;
}

.pages li:hover {
  text-decoration: underline;
}

.pages li span {
  width: 40px;
  height:40px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  color: #333333;
}

.pages .iconfont {font-size: 18px;}

.pages-select {
  -webkit-appearance: none;
  appearance:none;
  -moz-appearance: none;
  -webkit-appearance: none;
  background: url(../img/arrow-down-fill.png) no-repeat 96% center;
  border:1px solid #dadada;
  outline: none;
  font-size: 14px;
  border-radius: 4px;
  padding: 5px;
  padding-right: 16px;
}

.pages li.thisclass {
  background:#219d52;
  color: #fff;
}

.pages li.thisclass a {
  color: #fff;
}

.pages li.noborder {border: none;background-color: transparent;padding: 0;}
.pages li .turn-input {color: #666666;padding: 8px 12px 7px;background-color: #fff;width: 48px;}

input[type="text"],input[type="password"],input[type="number"],textarea,button,input[type="email"],input[type="date"] {
  border: none;
  outline: none;
  background-color: transparent;
}
input.el-input-date,input.el-input-date1{
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  left: 0;
  top: 0;
}
input.el-input-date::-webkit-calendar-picker-indicator,input.el-input-date1::-webkit-calendar-picker-indicator {
  position: absolute;
  right: 0;
  padding-left: 100%;
}

.flex-row {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
}

.inline-flex {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
}

.flex-column {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.flex-wrap {
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.align-center {
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.flex-reverse {
  flex-direction: row-reverse;
}
.align-start {
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}
.align-end {
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
.space-between {
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.space-around {
  -ms-flex-pack: distribute;
      justify-content: space-around;
}
.flex-end {
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}

.just-end {
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}
.flex1 {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.just-center {
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.no {
  -webkit-tap-highlight-color: rgba(0,0,0,0);
}
.abs-center {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%,-50%);
      -ms-transform: translate(-50%,-50%);
          transform: translate(-50%,-50%);
}

.banner {position: relative;}

.banner-i {
  width: 100%;
  display: block;
}

.normal-table {width: 100%;border-collapse: collapse;}
.normal-select {
  -webkit-appearance: none;
  appearance:none;
  -moz-appearance: none;
  -webkit-appearance: none;
  border: none;
  outline: none;
  background-color: transparent;
}

.swiper-normal-button.swiper-button-disabled {
  pointer-events: all;
  opacity: 1;
}
.swiper-normal-button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  box-shadow: 0 6px 6px 0px rgba(33, 157, 82, .5);
  justify-content: center;
  align-items: center;
  font-weight: 600;
  background-color: #fff;
}

.swiper-normal-button::after {
  font-size: 20px;
  color: #219d52;
}

.menu {
  margin-left: 10px;
  cursor: pointer;
  display: none;
}

.hide-pc {display: none;}
.menu i {
  display: block;
  width: 25px;
  height: 2px;
  background-color: #fff;
  margin-top:7px;
  -webkit-transform-origin: left center;
      -ms-transform-origin: left center;
          transform-origin: left center;
  -webkit-transition:-webkit-transform 0.3s;
  transition:-webkit-transform 0.3s;
  -o-transition:transform 0.3s;
  transition:transform 0.3s;
  transition:transform 0.3s, -webkit-transform 0.3s;
}


.menu i:first-child {
  margin-top: 0;
}
.menu.rotate i:nth-of-type(1) {
  -webkit-transform: rotate(46deg);
      -ms-transform: rotate(46deg);
          transform: rotate(46deg);
}
.menu.rotate i:nth-of-type(2){
  opacity: 0;
}

.menu.rotate i:nth-of-type(3){
  -webkit-transform: rotate(-46deg);
      -ms-transform: rotate(-46deg);
          transform: rotate(-46deg);
}

.normal-place ::-webkit-input-placeholder{
  font-size: 14px;
  color: #999999;
  font-family:"Noto Sans SC", sans-serif;;
}
.normal-place :-moz-placeholder{
  font-size: 14px;
  color: #999999;
  font-family:"Noto Sans SC", sans-serif;;
}
.normal-place :-ms-input-placeholder{
  font-size: 14px;
  color: #999999;
  font-family:"Noto Sans SC", sans-serif;;
}

label {cursor: pointer;}
img[class*=avatar] {border-radius: 50%;}
.hover-a a:hover,.head-right-links:hover {color: #219d52;}
.hover-under:hover {text-decoration: underline;}
.hover-tit a:hover [class*=tit] {color: #219d52;}
._h-img {transition: transform .3s ease;}
.hover-img a:hover ._h-img {transform: scale(1.1);}
.bold {font-weight: 600;}
.tl {text-align: left;}
[class*=btn] {cursor: pointer;}
.col-red {}
.col-yel {color: #219d52;}
input.upload-file {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  left: 0;
  top: 0;
  cursor: pointer;
  font-size:0
}

@-webkit-keyframes circleMove {
  from {
    -webkit-transform: rotateZ(0deg);
            transform: rotateZ(0deg);
  }
  to {
    -webkit-transform: rotateZ(360deg);
            transform: rotateZ(360deg);
  }
}
@keyframes circleMove {
  from {
    -webkit-transform: rotateZ(0deg);
            transform: rotateZ(0deg);
  }
  to {
    -webkit-transform: rotateZ(360deg);
            transform: rotateZ(360deg);
  }
}

.lg_sfdh {
  animation: play_btn 0.5s infinite alternate;
}

@keyframes play_btn{
  0%{transform:scale(1.0)}
  100%{transform:scale(1.1)}
}

@keyframes hideIndex{
  0% {
    padding-top: 60px;
    opacity: 0;
  }
  100% {
      padding-top: 40px;
      opacity: 1;
  }
}

@keyframes hideIndex2{
  0%{ padding-top: 20px;opacity: 0; }
  100%{padding-top: 10px; opacity: 1;}
}




input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
     -webkit-transition-delay: 99999s;
     -webkit-transition: color 99999s ease-out, background-color 99999s ease-out;
}

.center-box {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.responsive-y {overflow-y: auto;}
.responsive-x {overflow-x: auto;}

.responsive-y::-webkit-scrollbar {/*滚动条整体样式*/
  width: 4px;
  height: 0; 
}
.responsive-y::-webkit-scrollbar-thumb {/*滚动条里面小方块*/
  border-radius: 3px;
  background: #1c79e1;
}


.head-sticky {position: sticky;position: -webkit-sticky;width: 100%;z-index: 99;top: 0;background-color: #fff;}
.head-fixed {position: fixed;width: 100%;z-index: 99;top: 0;}

.block {
  display: block;
  width: 100%;
}
.normal-bj {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}


.header {
    min-height: 3.5rem;
}

.nav-bar {
  min-height: 5vh;
  padding: 0.25rem 0;
  background-color: #fff;
}

.logo-img {
  height: 40px;
  width: auto;
}

.header-pd {
  padding: 0 10px;
}

.svg-span {
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  transition: background-color 0.2s;
  display: inline-block;
  background-color: transparent;
  margin-left: 10px;
  line-height: 1.2;
  max-width: 200px;
  color: #808080;
  font-size: clamp(8px, 1.2vw, 14px);
}


.sidebar-panel {
    margin: 1vh;
    border-radius: 3px;
    width: 16vw;
    min-width: 100px;
    height: 100vh;
    background: #fff;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    overflow-y: auto;
    flex-shrink: 0;
}

/* ::-webkit-scrollbar-thumb {
    border-radius: 1rem;
    border: 5px solid transparent;
    box-shadow: inset 0 0 0 1rem rgba(var(--tblr-scrollbar-color,var(--tblr-body-color-rgb)),.16);
}

::-webkit-scrollbar-track {
    background: 0 0;
}

::-webkit-scrollbar-corner {
    background: 0 0;
}

::-webkit-scrollbar {
    width: 1rem;
    height: 1rem;
    -webkit-transition: background .3s;
    transition: background .3s;
} */

.vip-flag {
  padding: 4px 8px;
  background: linear-gradient(135deg, rgb(102, 126, 234) 0%, rgb(118, 75, 162) 100%);
  color: white;
  border-radius: 12px;
  font-size: 11px;
  font-weight: bold;
  box-shadow: rgba(0, 0, 0, 0.1) 0px 1px 5px;
  cursor: pointer;
}

.head-avatar {
  width: 1.67vw;
   height: 1.67vw;
   border-radius: 50%;
}

.me-2 {
  margin-right: .5rem;
}

.user-drop {
  position: absolute;
  bottom: 0;
  right: 0;
  transform: translate(0,100%);
  display: none;
  z-index: 99;
  padding-top: 4px;
}


.uer-header-box:hover .user-drop {
  display: block;
}

.user-drop-ul {
  background-color: #fff;
  border: 1px solid rgba(97, 104, 118, 0.16);
  border-radius: 4px;
  width: 178px;
  box-shadow: 0 .5rem 1rem rgba(29, 39, 59, 0.15);
  padding: 4px 0;
  position: relative;
}

.user-drop-ul>li>a {
  padding: 8px 12px;
}

.user-drop-ul::after {
    content: "";
    position: absolute;
    top: -0.25rem;
    right: .75rem;
    display: block;
    background: inherit;
    width: 14px;
    height: 14px;
    transform: rotate(45deg);
    transform-origin: center;
    border: 1px solid;
    border-color: inherit;
    clip: rect(0, 9px, 9px, 0);
}

.nav-bar-tit {
    margin: 3px 0.6vw;
    font-size: clamp(10px, 1.2vw, 18px);
    line-height: 1.2;
    text-decoration: none;
    margin: 3px 0.6vw;
     color: #000000; 
     font-size: clamp(10px, 1.2vw, 18px); 
     line-height: 1.2; 
     text-decoration: none; 
}

.header-shadow {
  box-shadow: rgb(230, 231, 233) 0px -1px 0px 0px inset;
}


.form-select {
  --tblr-form-select-bg-img: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23a5a9b1' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
  display: block;
  padding: .4375rem 2rem .4375rem .75rem;
  -moz-padding-start: calc(.75rem - 3px);
  font-family: var(--tblr-font-sans-serif);
  font-size: .875rem;
  font-weight: 400;
  line-height: 1.4285714286;
  color: inherit;
  background-color: #ffffff;
  background-image: var(--tblr-form-select-bg-img),var(--tblr-form-select-bg-icon,none);
  background-repeat: no-repeat;
  background-position: right .75rem center;
  background-size: 16px 12px;
  border: 1px solid #e6e7e9;
  border-radius: 4px;
  transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}


.mood-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 10;
  transition: opacity 0.3s ease;
}

.mood-overlay.happy {
  background-color: rgba(40, 167, 69, 0.3);
}

.mood-overlay.maybe {
  background-color: rgba(255, 193, 7, 0.3);
}

.mood-overlay.see {
  background-color: rgb(0, 123, 255,0.3);
}

.mood-overlay.sad {
  background-color: rgba(220, 53, 69, 0.3);;
}

.card-actions {
  margin: 0 1vw 0 1vw;
  gap: 1rem;
  font-size: 12px;
  /* padding-left: .5rem; */
}

.form-check-input {
  width: 2rem;
  height: 1.125rem;
  position: relative;
  border: none;
  outline: none;
  cursor: pointer;
  border-radius: 2rem;
  font-size: 16px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  -webkit-print-color-adjust: exact;
  color-adjust: exact;
  print-color-adjust: exact;
}

.form-check-input::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-color: #fff;
  border-radius: 999px;
  border: 1px solid rgba(97, 104, 118, 0.16);
}

.form-check-input::after {
  content: "";
  position: absolute;
  width: .8rem;
  height: .8rem;
  left: 0.1625rem;
  border-radius: 50%;
  background-color: rgba(230, 230, 230, 1);
  top: 0.1625rem;
  transition: transform .3s ease;
}

.form-select:focus {
  border-color: #90b5e2;
    outline: 0;
    box-shadow: 0 0 0 .25rem rgba(32, 107, 196, .25);
}


.form-check-input-mr8 {
  margin-right: 8px;
}

.form-check-input:checked::after {
  background-color: #fff;
  transform: translate(0.9rem,0);
}

.form-check-input:checked::before {
  background-color: #206dc4;
}


.form-check-input:focus {
    border-color: #90b5e2;
    outline: 0;
    box-shadow: 0 0 0 .25rem rgba(32, 107, 196, .25);
    border-radius: 999px;
}

.notice-btn {
  cursor: pointer;
  color: #eb793f;
  border: 1px solid #eb793f;
  border-radius: 4px;
  padding: 2px 20px 2px 8px;
  position: relative;
  display: inline-block;
  font-size: 12px;
}

.page-body {
    height: 95vh;
    display: flex;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    min-height: 100vh;
}


.show-pc {
  display: none;
}


.question-item:hover::after {
  opacity: 1;
}


.h1 {
  line-height: 32px;
}

.knowledge-tree-container {
  padding: 0 0 20px 0.5vw;
}


.knowledge-study-btn {
  margin-left: 8px;
  padding: 2px 8px;
  font-size: 11px;
  line-height: 1.2;
  color: #007bff;
  background-color: transparent;
  border: 1px solid #007bff;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-block;
  display: none;
}

.knowledge-bullet {
  /* margin-right: 8px; */
  color: #6c757d;
  font-weight: bold;
  min-width: 12px;
  text-align: center;
}

.knowledge-header {
  padding: 0.4vw 0.7vw 0.4vw 0;
  cursor: pointer;
  font-size: min(1.1vw, 15px);
  line-height: 1.3;
  color: #495057;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.knowledge-header.active {
  background-color: #e3f2fd;
  color: #1976d2;
  font-weight: 500;
}

.knowledge-header.active .knowledge-study-btn{
  display: inline-block;
}

.knowledge-study-btn:hover {
  color: #fff;
  background-color: #007bff;
  border-color: #007bff;
}

.knowledge-study-btn:active {
  transform: scale(0.95);
}

.level2 .knowledge-header{
  padding-left: 1vw;
}

.knowledge-name {
  flex: 1;
  font-weight: 600;
}

.level3 .knowledge-name { 
  font-weight: 400;
}

.knowledge-header:hover {
  background-color: #f8f9fa;
  color: #2196f3;
}

.level3 .knowledge-header { 
  padding-left: 2vw;
}

.knowledge-children {
  display: none;
}

#mainContent {
  flex: 1;
  min-height: 95vh;
  transition: margin-left 0.3s ease;
  /* padding: 1vh 2vh; */
  /* background: #ffffff; */
}


.col-md-t {
  width: 4.8vw;
  padding: 0;
}

.mb-3 {
  margin-bottom: 1rem;
}

.paper-header {
  margin: 6px;
  font-size: 1vw;
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.3px;
  font-family: "Chalkboard", "Comic Sans MS", "Segoe UI", -apple-system, system-ui, sans-serif;
}

.card-title {
  display: block;
  line-height: 1.5rem;
  color: #fff;
  font-weight: 500;
  font-size: 1vw;
  cursor: pointer;
}


.text-center {
  text-align: center;
}

.paper-column .card-header, .paper-column .card-body {
  background: #fefefe;
  box-shadow: 0.3px 0.5px 0.7px rgba(0, 0, 0, 0.36),
          0.8px 1.6px 2px -0.8px rgba(0, 0, 0, 0.36),
          2.1px 4.1px 5.2px -1.7px rgba(0, 0, 0, 0.36),
          5px 10px 12.6px -2.5px rgba(0, 0, 0, 0.36);
  border-radius: 2px;
  margin: 0 0.3vw 0 0;
  padding: 5px 0;
}

.pager-hover .question-item::after {
  opacity: 1;
  background-color: rgba(33, 150, 243, 0.3);
}


.card-body {
  position: relative;
}

.card-body {
  flex: 1 1 auto;
}

.img-fluid {
  max-width: 100%;
  height: auto;
}



.question-item img {
  background: white;
}

.question-item {
  position: relative;
  transition: all 0.3s ease;
  cursor: pointer;
}

.question-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(33, 150, 243, 0.2);
  border: 2px solid #2196f3;
  border-radius: 4px;
  pointer-events: none;
  z-index: 1;
}

.row {
  display: flex;
  flex-wrap: wrap;
}

.question-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(33, 150, 243, 0.5);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.row-cards{
  transition: all 0.3s ease;
}

.row-cards:hover {
  transform: translateY(-2px);
}


#mainContent .container-xl {
  max-width: 100%;
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}


.page-wrapper {
  height: 90vh;
  display: flex;
  overflow: hidden;
  flex: 1;
  flex-direction: column;
}


.footer {
  text-align: center;
  padding: 20px 0;
  background-color: transparent;
}

.footer-info {
  color: white; font-size: min(0.8vw, 14px);
}

.footer-info a {
  color: inherit;
}

.responsive-alert {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  background: #fff;
  border: var(--tblr-border-width) var(--tblr-border-style) var(--tblr-border-color-translucent);
  border-left: .25rem var(--tblr-border-style) var(--tblr-alert-color);
  display: none;
}


.responsive-alert {
  max-width: 26.04vw;
}

.alert-dismissible {
  padding-right: 3rem;
}

.mb-2 {
  margin-bottom: .5rem;
}


/* .notice-mask {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  max-width: 26.04vw;
  padding: 1rem;
  background-color: #fff;
  border-left: .25rem solid #4299e1;
  color: #4299e1;
  display: none;
} */



.alert {
  position: relative;
  padding: 1rem 1rem;
  background: #fff;
  border: 1px solid rgba(97, 104, 118, 0.16);
  border-left: .25rem solid #4299e1;
  box-shadow: rgba(29, 39, 59, .04) 0 2px 4px 0;
  color: #4299e1;
}

.alert-dismissible {
  padding-right: 3rem;
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-close {
  --tblr-btn-close-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23206dc4'%3e%3cpath d='M.293.293a1 1 0 0 1 1.414 0L8 6.586 14.293.293a1 1 0 1 1 1.414 1.414L9.414 8l6.293 6.293a1 1 0 0 1-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 0 1-1.414-1.414L6.586 8 .293 1.707a1 1 0 0 1 0-1.414z'/%3e%3c/svg%3e");
  box-sizing: content-box;
  width: .75rem;
  height: .75rem;
  padding: .25em .25em;
  color: #000000;
  background: transparent var(--tblr-btn-close-bg) center/.75rem auto no-repeat;
  border: 0;
  border-radius: 4px;
  /* opacity: .3; */
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
  padding: 1rem 1rem;
}


.question-number {
  position: absolute;
  top: 1px;
  /* left: -10px; */
  width: 20px;
  height: 20px;
  color: rgb(77, 77, 77);
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: bold;
  z-index: 2;
  pointer-events: none;
}


.modal {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1055;
  display: none;
  width: 100%;
  height: 100%;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}


.modal-dialog {
  position: relative;
  width: 720px;
  transition: transform .3s ease-out;
  background-color: #fff;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}


.btn-close:hover {
  color: #000;
  text-decoration: none;
  opacity: 0.75;
}


.btn-close:focus {
  outline: 0;
  box-shadow: 0 0 0 0.25rem rgba(32, 107, 196, 0.25);
  opacity: 1;
}

.modal-title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4285714286;
}

.modal-header {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  border-bottom: 1px solid #e6e7e9;
  border-top-left-radius: calc(8px - 1px);
  border-top-right-radius: calc(8px - 1px);
}


.modal-body {
  position: relative;
  flex: 1 1 auto;
  padding: 1.5rem;
}


.modal-footer {
  display: flex;
  flex-shrink: 0;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  padding: calc(1.5rem - 0.75rem * .5);
}

.btn-primary {
  background-color: rgb(32, 107, 196);
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 90px;
  height: 36px;
  border-radius: 4px;
  color: #fff;
  margin: 6px;
}


.paper-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9999;
  backdrop-filter: blur(5px);
  display: none;
}

.paper-modal-inner {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}


.question-modal-content {
  position: relative;
  background: white;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 90%;
  max-height: 90%;
  overflow: hidden;
  z-index: 1;
}


.question-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #dee2e6;
  background-color: #f8f9fa;
}

.question-modal-body {
  padding: 20px;
  max-height: 70vh;
  overflow-y: auto;
}

.question-card {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.question-card-body {
  position: relative;
}

.knowledge-point-name {
  font-size: 12px;
  padding: 4px 8px;
  background-color: rgba(184, 217, 244, 0.9); 
  cursor: pointer; 
  color: rgb(29,39,59);
  position: absolute;
  right: 0;
  top: 0;
  min-width: 1.35714285em;
  letter-spacing: .04em;
  vertical-align: bottom;
  font-weight: 600;
  border-radius: 4px;
}

.question-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.question-card .card-footer {
  background-color: #f8f9fa;
  border-top: 1px solid #dee2e6;
  padding: 1rem 1.5rem;
  color: inherit;
}

.question-card-buttons .btn {
  border: none;
  min-width: auto;
  transition: all 0.2s ease;
  text-decoration: none;
  padding: 0.4375rem 1rem;
  color: #6c757d;
}

.d-flex {
  display: flex;
}

.justify-content-between {
  justify-content: space-between;
}

.align-items-center {
  align-items: center;
}

.question-card-buttons .btn:hover {
  transform: translateY(-1px);
  opacity: 0.8;
}

.question-card-buttons .badge {
  font-size: 10px;
  min-width: 18px;
  height: 18px;
  line-height: 18px;
  letter-spacing: .04em;
  font-weight: 600;
  background-color: rgba(32,107,196,1);
  position: absolute;
  border-radius: 50%;
  color: #fff;
  font-size: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  right: 0;
  top: 0;
  transform: translate(50%,-50%);
}

.position-relative {
  position: relative;
}

.justify-content-end {
  justify-content: flex-end;
}


.question-card-buttons  .icon {
  width: 30px;
  height: 30px;
  margin: 0;
}

.normal-svg {
  display: inline;
}

.on-svg {
  display: none;
}


.answer-btn.active .btn-label, .video-btn.active .btn-label, .comment-btn.active .btn-label, .analysis-btn.active .analysis-label,.knowledge-btn.active .btn-label{
    color: rgb(32, 107, 196);
}

.answer-btn.active svg,.video-btn.active svg,.comment-btn.active svg,.analysis-btn.active svg,.knowledge-btn.active  svg{
  color: rgb(32, 107, 196);
}

.mood-happy.active,.mood-happy.active svg {
    color: rgb(40, 167, 69);
}

.mood-maybe.active,.mood-maybe.active svg {
  color: rgb(0, 123, 255);
}

.mood-see.active,.mood-see.active svg {
  
  color: rgb(255, 193, 7);
}

.mood-sad.active,.mood-sad.active svg {
  color: rgb(220, 53, 69);
}

.pt-3 {
    padding-top: 1rem;
}

.border-top {
    border-top: 1px solid rgba(97, 104, 118, .16);
}

.mt-3 {
    margin-top: 1rem;
}

.answer-image {
  font-weight: bold;
  font-size: larger;
  background-color: white;
  text-align: left;
  padding: 10px;
  display: flex;
  align-items: center;
}


.list-group-item {
    position: relative;
    display: block;
    padding: 1rem 1.5rem;
    color: #1d273b;
    border: 1px solid rgba(97, 104, 118, 0.16);
    cursor: pointer;
}

.text-primary {
    color: rgba(32,107,196,1);
}

.list-group-item:active, .list-group-item:focus, .list-group-item:hover {
    background-color: rgba(97,104,118, .04);
}

.btn-outline-info {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  padding: 0.125rem 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.5;
  color: #4299e1;
  text-align: center;
  vertical-align: middle;
  user-select: none;
  border: 1px solid #4299e1;
  border-radius: 4px;
  background-color: transparent;
  transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}

.btn-outline-info .icon {
    width: 0.75rem;
    height: 0.75rem;
    min-width: .75rem;
    margin: 0 calc(0.25rem / 2) 0 calc(0.25rem / -4);
    vertical-align: bottom;
    color: inherit;
}

.btn-outline-info:hover {
    color: #f8fafc;
    text-decoration: none;
    background-color: #4299e1;
    border-color: transparent;
    transition: all 0.3s ease;
}

.bg-light {
  padding: 1rem 1.5rem;
  background-color: rgba(248,250,252, 1);
  cursor: pointer;
}

.mt-2 {
    margin-top: .5rem;
}

.marquee-box {
  background-color: #fff;
  box-shadow: transparent 0px -1px 0px 0px inset;
  padding: 0.25rem 0;
}

.bg-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.collapse {
  display: none;
}

.btn-collapse.rotate .icon{
  transform: rotate(180deg);
}

.text-muted {
    color: rgba(97,104,118,1);
}

.mb-0 {
    margin-bottom: 0;
}

.me-3 {
    margin-right: 1rem;
}


.close-comment-btn {
  border:1px solid rgb(97, 104, 118);
  padding: 0.125rem 0.25rem;
}


.submit-comment-btn {
  width: auto;
  height: auto;
  font-size: 12px;
  padding: 0.125rem 0.25rem;
}

.btn-replay {
  width: auto;
  height: auto;
  font-size: 12px;
  padding: 0.125rem 0.25rem;
  border-radius: 4px;
}

.btn-cancel {
  border: 1px solid rgb(97, 104, 118);
}

.input-group {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    width: 100%;
}

.text-danger,.text-danger  svg {
  color: #dc3545;
  fill: #dc3545;
}

.delete-comment-btn,.delete-comment-btn svg {
  color: #dc3545;
}


.comment-actions .btn:hover {
    color: #206bc4 ;
}

.delete-comment-btn:hover,.delete-comment-btn:hover svg {
    color: #206bc4 ;
}

.form-control {
    display: block;
    width: 100%;
    padding: .4375rem .75rem;
    font-size: .875rem;
    font-weight: 400;
    line-height: 1.4285714286;
    color: inherit;
    background-color: #ffffff;
    background-clip: padding-box;
    border: 1px solid #e6e7e9;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 4px;
    transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}


input.form-control {
    display: block;
    width: 100%;
    padding: .4375rem .75rem;
    font-size: .875rem;
    font-weight: 400;
    line-height: 1.4285714286;
    color: inherit;
    background-color: #ffffff;
    background-clip: padding-box;
    border: 1px solid #e6e7e9;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 4px;
    transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}

.form-control:focus {
    color: inherit;
    background-color: #ffffff;
    border-color: #90b5e2;
    outline: 0;
    box-shadow: 0 0 0 .25rem rgba(32,107,196,.25);
}

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    border-radius: 50%;
    overflow: hidden;
    background-color: #f8f9fa;
}


.gap-3 {
    gap: 1rem;
}




.comment-section {
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    padding: 20px 0;
    max-height: 80vh;
    overflow-y: auto;
}

.mb-2 {
    margin-bottom: .5rem;
}

.comment-content {
    line-height: 1.5;
    word-wrap: break-word;
}

.mb-1 {
    margin-bottom: .25rem;
}

.ms-2 {
    margin-left: .5rem;
}


.rounded {
    border-radius: 4px;
}


.flex-grow-1 {
    flex-grow: 1;
}

.p-2 {
    padding: .5rem;
}

.nav {
    display: flex;
    flex-wrap: wrap;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}

.nav-link {
    display: flex;
    transition: color .3s;
    align-items: center;
    padding: 0.15rem 0.75rem;
    color: #616876;
}

.nav-tabs .nav-link {
    margin-bottom: calc(-1 * 1px);
    background: 0 0;
    border: 1px solid transparent;
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
}

.btn-success {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    box-shadow: 0 1px 0 rgba(29,39,59, 0.04), inset 0 -1px 0 rgba(29,39,59, 0.2);
    background-color: #2fb344;
    transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out;
    color: #fff;
    padding: 0.5rem 0.75rem;
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.5em;
    color: #f8fafc;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    border-radius: 4px;
}

.btn-success .icon {
  width: 2rem;
    height: 2rem;
    min-width: 2rem;
    margin: 0 calc(0.75rem / 2) 0 calc(0.75rem / -4);
    vertical-align: bottom;
    color: inherit;
}

.text-success {
    color: rgba(47,179,68,1);
}

.loginModal-inner {
  max-width: 380px;
}

.nav-tabs .nav-item.show .nav-link, .nav-tabs .nav-link.active {
    color: #1d273b;
    background-color: #f1f5f9;
    border-color: #e6e7e9 #e6e7e9 #e6e7e9;
}

.tab-content>.tab-pane {
    display: none;
}
.tab-content>.active {
    display: block;
}

.form-label {
    margin-bottom: .5rem;
    font-size: .875rem;
    font-weight: 500;
    display: block;
}

.w-100 {
  width: 100%;
}


.sendSmsBtn {
  border: 1px solid #206bc4;
  color: #206bc4;
  padding: 0.5rem 1.25rem;
}

.reply-item {
    background-color: #f8f9fa;
    border-radius: 6px;
    padding: 8px;
    margin-left: 20px;
}

.avatar-xs {
    width: 24px;
    height: 24px;
    font-size: 12px;
}

.gap-2 {
    gap: .5rem;
}
@media (min-width:1920px) {
  
}

.tr {text-align: right;}
.hide-pc {display: none;}
.webkit {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
  -webkit-line-clamp: 1; 
}
.line2 {
  -webkit-line-clamp: 2;
}
.line3 {
  -webkit-line-clamp: 3;
}
.line4 {
  -webkit-line-clamp: 4;
}
.line5 {
  -webkit-line-clamp: 5;
}
.line6 {
  -webkit-line-clamp: 6;
}

.col-000 {
  color: #000;
}
.col-333 {
  color: #333;
}
.col-666 {
  color: #666;
}
.col-999 {
  color: #999;
}
.fs12 {
  font-size: 12px;
}
.fs14 {
  font-size: 14px;
}
.fs16 {
  font-size: 16px;
}
.col-fff {
  color: #fff;
}
.col-fff a{
  color: #fff;
}
.bgfff {
  background-color: #fff;
}
.theme {color: #219d52;}


html[data-theme="dark"] html, html[data-theme="dark"] body {
  background-color: rgb(18, 18, 18);
}

html[data-theme="dark"] .sidebar-panel {
  background-color: transparent;
}

html[data-theme="dark"] .nav-bar {
  background-color: transparent;
}

html[data-theme="dark"] .knowledge-header {
  color: #fff;
}

html[data-theme="dark"] .knowledge-bullet {
  color: #fff;
}

html[data-theme="dark"] .svg-span {
  color: #fff;
}

html[data-theme="dark"] .nav-bar-tit {
  color: #fff;
}

html[data-theme="dark"] .side-menu {
  color: #fff;
}

html[data-theme="dark"] .form-select,html[data-theme="dark"]  .form-select option {
  color: #000;
}

html[data-theme="dark"] .modal-dialog {
  background-color: rgb(18, 18, 18);
}

html[data-theme="dark"] .knowledge-header:hover,html[data-theme="dark"] .knowledge-header.active {
  background-color: rgb(32, 109, 196,0.1);
}

html[data-theme="dark"] .marquee-box {
  background: transparent;
  box-shadow: rgb(230, 231, 233) 0px -1px 0px 0px inset;
}

html[data-theme="dark"] .modal-header {
  background-color: rgb(18, 18, 18);
}

html[data-theme="dark"] .question-modal-header {
  background-color: rgb(18, 18, 18);
}

html[data-theme="dark"] .question-modal-content {
  background-color: rgb(18, 18, 18);
}

html[data-theme="dark"] .question-card .card-footer {
  background-color: rgb(18, 18, 18);
}

html[data-theme="dark"] .answer-image {
  background-color: transparent;
}

html[data-theme="dark"] .video-content .alert {
  background-color: transparent;
}

html[data-theme="dark"] .bg-light {
  background-color: transparent;
}

html[data-theme="dark"] .form-control {
  background-color: transparent;
}