:root {
  --primary-100: #66b3ff;
  --primary-200: #4196e0;
  --primary-300: #00589a;
  --accent-100: #99ccff;
  --accent-200: #336d9b;
  --text-100: #333333;
  --text-200: #5c5c5c;
  --bg-100: #e6f2ff;
  --bg-200: #dce8f5;
  --bg-300: #b4bfcc;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
}

body {
  display: grid;
  grid-template-rows: auto 1fr;
  height: 100vh;
  margin: 0;
}

.containerr {
  display: flex;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}
.course-choose-list {
  overflow: auto;
  flex: 1;
  min-height: 0;
}
.timetable {
  overflow: auto;
  flex: 2;
  width: auto;
  height: 100%;
}
.sidebar {
  display: flex;
  flex-direction: column;
  width: 33%;
  height: 100%;
  overflow: hidden;
}

.timetable-view {
  display: none;
  margin-top: -25px;
}

.timetable-view.active {
  display: block;
}

#small-view {
  /* display: flex; */
  flex-wrap: wrap;
  justify-content: space-between;
}

.row {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

.row .timetable-thumbnail {
  width: 33% !important;
  border: 1px solid #ccc;
  text-align: center;
  padding: 10px;
}

#save-btn {
  width: 20px;
  margin-left: 20px;
  left: 340px;
}

#save-btn,
#folder-btn {
  cursor: pointer;
  position: absolute;
}

#share-btn:hover,
#folder-btn:hover,
#github-btn:hover,
#save-btn:hover {
  transform: scale(1.2);
}

#folder-btn {
  width: 30px;
  margin-left: 20px;
  cursor: pointer;
  left: 270px;
}

#share-btn {
  width: 30px;
  margin-left: auto;
  margin-right: 20px;
  cursor: pointer;
}

#github-btn {
  width: 30px;
  margin-left: auto;
  margin-right: 20px;
  cursor: pointer;
}

.thumbnail-header {
  font-weight: bold;
  margin-bottom: 5px;
}

.thumbnail-content {
  display: flex;
  justify-content: space-between;
}

.semester {
  width: 48%;
  border: 1px solid #ccc;
  padding: 10px;
}

.courses-section,
.preferences-section {
  background-color: var(--bg-100);
  margin-bottom: 20px;
  padding: 15px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

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

.term-toggle {
  text-align: center;
  margin-bottom: 20px;
}

.courses-section-title {
  display: flex;
}

.course-item {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.color-indicator {
  width: 20px;
  height: 20px;
  background-color: rgb(193, 84, 7);
  margin-right: 10px;
}

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

.edit-btn,
.delete-btn {
  background: none;
  border: none;
  cursor: pointer;
  margin-left: 10px;
}

.edit-btn:hover,
.delete-btn:hover {
  background-color: #f2f2f2;
}

.preference {
  border: 1px solid #ccc;
  padding: 10px;
  margin-bottom: 10px;
  background-color: #f9f9f9;
  cursor: grab;
}

.options {
  float: right;
}

.options input[type="radio"] {
  margin-left: 10px;
}

.options label {
  margin-left: 5px;
}

.preference-list.moving {
  background: transparent;
  color: transparent;
  border: 1px dashed #ccc;
}

.svg {
  transform: translateY(-2px);
  zoom: 80%;
}

/*滚动条美化*/
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.06);
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.08);
}
/* 滚动条滑块 */
::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.12);
  -webkit-box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
}

/*buttons*/

.generate-schedule,
.toggle-view {
  width: 100%;
  background-color: rgb(8, 121, 235);

  color: white;
  padding: 10px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.generate-schedule:hover,
.toggle-view:hover {
  background-color: #2263e4;
}

.generate-schedule,
.toggle-view {
  display: none;
}

.generate-schedule.active,
.toggle-view.active {
  display: block;
}

.term-btn {
  background-color: #e7e7e7;
  color: black;
  padding: 10px 20px;
  border: none;
  cursor: pointer;
  margin-right: 5px;
}

.term-btn:hover {
  background-color: #d0caca;
  color: black;
  padding: 10px 20px;
  border: none;
  cursor: pointer;
  margin-right: 5px;
}

.term-btn.active {
  /* background-color: #4CAF50; */
  background-color: rgb(8, 121, 235);
  color: white;
}

.timetable-header {
  background-color: var(--primary-300);
  color: var(--text-100);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5em 1em;
  border-radius: 0 0 10px 10px;
  height: 55px;
}

.timetable-header h1 {
  margin: 0;
}

.report-issue-btn {
  background-color: #f8f8f8;
  color: #004080;
  border: none;
  padding: 0.5em 1em;
  cursor: pointer;
  border-radius: 5px;
}

.report-issue-btn:hover {
  background-color: #e8e8e8;
}

#large-view {
  width: 100%; /* 占满容器宽度 */
  height: 100%; /* 占满容器高度 */
}

#large-view table {
  flex: 1; /* 每个表格均等占用可用空间 */
  width: 100%; /* 表格宽度占满容器宽度 */
  height: 100%; /* 表格高度占满分配给它的空间 */
}

#large-view th,
#large-view td {
  text-align: center;
}

.title {
  font-family: "Arial", sans-serif;
  color: #055eb6;
  background-color: white;
  padding: 7px;
  border-radius: 5px;
  display: inline-block;
}

.title-main {
  font-weight: bold;
  color: #fff;
  background-color: #045ab1;
  padding: 5px 10px;
  border-radius: 5px 0 0 5px;
}

.title-sub {
  font-weight: normal;
  color: #004080;
  padding: 5px 10px;
  border-radius: 0 5px 5px 0;
}

.timetableTd:hover {
  position: relative;
  z-index: 10;
  background-color: #004080;
  cursor: pointer;
  box-shadow: 0px 10px 80px rgba(0, 0, 0, 0.2);
  transform: scale(1.05);
}

.semester:hover {
  box-shadow: 0px 10px 80px rgba(0, 0, 0, 0.2);
  transform: scale(1.05);
}

.courses-title {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.credit {
  font-family: "Arial", sans-serif;
  text-align: right;
  transform: scale(0.7);
}

#loading-overlay {
  position: fixed;
  display: none;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  justify-content: center;
  align-items: center;
  z-index: 1000000000;
}

#loading-overlay img {
  zoom: 150%;
}

/* locker */
/* .timetableTd .lock-icon {
  position: relative;
  top: 0; 
  right: 0;
  padding: 5px;
  cursor: pointer;
}
 */
.fa-lock {
  font-size: 1.5em;
  color: black;
}

.lock-icon {
  display: none;
}

.timetableTd:hover .lock-icon {
  display: block;
}

.small-icon {
  font-size: 0.8em; /* 或者适当的大小 */
}

.large-icon {
  font-size: 1.2em; /* 或者适当的大小 */
}

@media screen and (max-width: 950px) {
  .containerr {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    order: 1;
  }

  .timetable {
    width: 100%;
    order: 2;
    height: 100%;
  }

  .timetable-header {
    zoom: 80%;
  }

  #folder-btn {
    left: 215px;
  }

  #save-btn {
    left: 255px;
  }

  #share-btn {
    margin-right: 5px;
  }
}

.travel-img {
  width: 20px;
  height: auto;
}

#estimator-btn {
  background-color: #ffffff;
  color: rgb(68, 183, 255);
  padding: 5px 20px;
  border-color: #007bff;
  border-radius: 20px;
  font-size: 16px;
  cursor: pointer;
}

#estimator-open {
  display: flex;
  align-items: center;
  background-color: #007bff; /* 蓝色背景 */
  border-radius: 20px; /* 圆角边框 */
  color: white; /* 白色文字 */
  font-size: 16px; /* 字体大小 */
  padding: 2px;
  width: max-content;
}

#estimator-open input[type="text"] {
  flex-grow: 1;
  margin-right: 10px;
  padding: 1px 10px;
  border-radius: 10px;
  border: 1px solid #ccc;
}

#estimator-open button {
  background-color: transparent;
  color: white;
  border: none;
  cursor: pointer;
  padding: 5px 10px;
}

#display-container {
  display: flex;
  align-items: center;
  background-color: #007bff; /* 蓝色背景 */
  border-radius: 20px; /* 圆角边框 */
  color: white; /* 白色文字 */
  padding: 5px 10px;
  font-size: 16px;
}

.display-box {
  background-color: white;
  border: 2px solid #007bff;
  border-radius: 15px;
  color: #007bff;
  padding: 1px 15px;
  margin-right: 10px;
  font-size: 16px;
  line-height: 1.5;
  cursor: pointer;
}

#close-btn,
#search-btn {
  background-color: transparent;
  color: white;
  border: none;
  cursor: pointer;
  margin-left: 5px;
}


.form__group {
  position: relative;
  padding: 15px 0 0;
  margin-top: 10px;
  width: 50%;
}

.form__field {
  font-family: inherit;
  width: 100%;
  border: 0;
  border-bottom: 2px solid #9b9b9b;
  outline: 0;
  font-size: 1.3rem;
  color: #fff;
  padding: 7px 0;
  background: transparent;
  transition: border-color 0.2s;

  &::placeholder {
    color: transparent;
  }

  &:placeholder-shown ~ .form__label {
    font-size: 1.3rem;
    cursor: text;
    top: 20px;
  }
}

.form__label {
  position: absolute;
  top: 0;
  display: block;
  transition: 0.2s;
  font-size: 1rem;
  color: #9b9b9b;
}

.form__field:focus {
  ~ .form__label {
    position: absolute;
    top: 0;
    display: block;
    transition: 0.2s;
    font-size: 1rem;
    color: #11998e;
    font-weight: 700;
  }
  padding-bottom: 6px;
  font-weight: 700;
  border-width: 3px;
  border-image: linear-gradient(to right, #11998e, #38ef7d);
  border-image-slice: 1;
}
/* reset input */
.form__field {
  &:required,
  &:invalid {
    box-shadow: none;
  }
}