* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
a {
  color: #03A9F4;
  text-decoration: none;
}
body {
  background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
  color: #333;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 10px;
  width: 100%;
}
header {
  background: linear-gradient(90deg, #2c3e50 0%, #1a2530 100%);
  color: white;
  padding: 10px 0px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo img{
  display: flex;
  align-items: center;
  max-width: 159px; 
  height: auto;
  margin-right: 50px;
}
.logo i {
  color: #4ecca3;
  margin-right: 10px;
  font-size: 2rem;
}
.nav-links {
  display: flex;
  list-style: none;
  gap: 15px;
  flex-wrap: wrap;
}
.nav-links a {
  color: #ecf0f1;
  font-weight: 500;
  font-size: 1.1rem;
  transition: color 0.3s;
  padding: 8px 12px;
  border-radius: 4px;
}
.nav-links a:hover {
  color: #4ecca3;
  background: rgba(255, 255, 255, 0.1);
}
.nav-links a.active{
  color: #4ecca3;
  background: rgba(255, 255, 255, 0.1);
}
.hamburger {
  display: none;
  cursor: pointer;
  font-size: 1.8rem;
}
.search-section {
  padding: 30px 0px 20px 0px;
  text-align: center;
}
.search-container {
  max-width: 800px;
  margin: 0 auto;
}
.search-title {
  font-size: 2.5rem;
  color: #2c3e50;
  font-weight: 700;
}
.search-title h1 {
  font-size: 2.5rem;
  color: #2c3e50;
  font-weight: 700;
}
.search-subtitle {
  font-size: 1.1rem;
  margin-bottom: 15px;
  color: #7f8c8d;
}
.search-box {
  position: relative;
  margin: 0 auto;
}
.search-input {
  width: 100%;
  padding: 18px 25px;
  font-size: 1.1rem;
  border: none;
  border-radius: 50px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s;
}
.search-input:focus {
  outline: none;
  box-shadow: 0 5px 25px rgba(78, 204, 163, 0.3);
}
.search-btn {
  position: absolute;
  right: 8px;
  top: 8px;
  background: #4ecca3;
  color: white;
  border: none;
  border-radius: 50px;
  padding: 10px 25px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}
.search-btn:hover {
  background: #3da58a;
}
.main-content {
  display: flex;
  gap: 15px;
  margin: 30px auto;
  flex: 1;
}
.left-column {
  flex: 0 0 75%;
  background: white;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}
.right-column {
  flex: 0 0 25%;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.section-title-add {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: baseline;
}
.section-add {
    color: #FF5722;
}
.section-title {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: #2c3e50;
  padding-bottom: 10px;
  border-bottom: 2px solid #4ecca3;
  display: inline-block;
}
.table-container {
  overflow-x: auto;
  padding: 15px;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th {
  background: #eee;
  text-align: left;
  padding: 15px 10px;
  font-weight: 600;
}
.data-table td {
  padding: 14px 10px;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}
.data-table td span a {
  background: #ff6600; 
  color: white; 
  border: none; 
  padding: 5px 10px; 
  border-radius: 4px; 
}
.data-table td a {
  background: #4ecca3; 
  color: white; 
  border: none; 
  padding: 5px 10px; 
  border-radius: 4px; 
}
.data-table tr:nth-child(even) {
  background-color: #f8f9fa;
}
.data-table tr:hover {
  background-color: #f1f9f6;
}
.status {
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}
.status-active {
  background: #e8f7f2;
  color: #3da58a;
}
.status-pending {
  background: #fff8e6;
  color: #e6a700;
}
.status-completed {
  background: #e6f4ff;
  color: #1a73e8;
}
.stats-box, .tags-box, .articles-box, .right-tui-box {
  background: white;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  padding: 15px;
}
.stats-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}
.stat-item {
  text-align: center;
  padding: 15px;
  border-radius: 8px;
  background: #f8f9fa;
  transition: transform 0.3s;
}
.stat-item:hover {
  transform: translateY(-5px);
  background: #f1f9f6;
}
.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 5px;
}
.stat-label {
  color: #7f8c8d;
  font-size: 0.95rem;
}
.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  margin: 0px 30px 15px 0px;
}
.tag i {
  font-size: 12px;
  margin-left: 10px;
  color: #555;
  font-style: normal;
}
.tag a {
  background: #e6f4ff;
  color: #1a73e8;
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 0.9rem;
  transition: all 0.3s;
}
.tag a:hover {
  background: #1a73e8;
  color: white;
  padding: 8px 20px;
  border-radius: 30px;
  cursor: pointer;
  transform: scale(1.05);
}
.right-tui-content {
  text-align: center;
  width: 100%;
  max-width: 300px;
}
.articles-list {
  list-style: none;
}
.article-item {
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
  max-width: 305px;
}
.article-item:last-child {
  border-bottom: none;
}
.article-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 5px;
  color: #2c3e50;
  transition: color 0.3s;
}
.article-title:hover {
  color: #4ecca3;
  cursor: pointer;
}
.article-date {
  font-size: 0.85rem;
  color: #7f8c8d;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 30px;
  padding: 15px;
}
.grid-item {
  background: white;
  border-radius: 0px 8px 8px 0px;
  padding: 0px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.08);
  transition: transform 0.3s, box-shadow 0.3s;
}
.grid-item a {
  position: relative;
  color: #ff6600;
}
.grid-item a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 3px;
  background: #ff6600;
  transform: scaleX(0); 
  transform-origin: right;
  transition: transform 0.3s ease;
}
.grid-item a:hover::after {
  transform: scaleX(1); 
  transform-origin: left;
}

.grid-item h3 {
  color: #2c3e50;
  margin-bottom: 12px;
  font-size: 1.2rem;
  border-left: 4px solid #4ecca3;
  padding-left: 10px;
}
.grid-item p {
  color: #555;
  font-size: 0.9rem;
  line-height: 1.5;
  border-left: 4px solid #1a73e840;
  padding-left: 10px;
}
.grid-item i {
  color: #555;
  font-size: 0.8rem;
  font-style: normal;
}

.article-update-section {
  background: white;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  padding: 20px;
  margin-top: 20px;
}
.update-list {
  list-style: none;
}
.update-list li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid #eee;
}
.update-list li:last-child {
  border-bottom: none;
}
.article-title {
  color: #2c3e50;
  font-weight: 500;
  transition: color 0.3s;
  flex: 1;
}
.article-title:hover {
  color: #4ecca3;
}
.article-date {
  color: #7f8c8d;
  font-size: 0.9rem;
  min-width: 100px;
  text-align: right;
}
.article-tui-container { 
  float: right; 
  margin: 0.3rem 0rem; 
  width: 310px; 
  max-width: 100%; 
  overflow: hidden; 
}
.clearfix::after { 
  content: ""; 
  display: table; 
  clear: both; 
}
.pagination {
  display: flex;
  justify-content: center;
  margin-top: 25px;
  padding: 10px 0;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.pagination a {
  color: #2c3e50;
  padding: 8px 16px;
  margin: 0 4px;
  border-radius: 4px;
  transition: background 0.3s;
  border: 1px solid #ddd;
}
.pagination a.active,  
.pagination a:hover {
  background: #4ecca3;
  color: white;
  border-color: #4ecca3;
}
.article-content-container {
  padding: 15px;
}
.article-content-container h1 {
  font-size: 1.5rem;
  color: #2c3e50;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #4ecca3;
}
.article-content-container h2 {
  font-size: 1.5rem;
  color: #2c3e50;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #4ecca3;
}
.article-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
  color: #7f8c8d;
  font-size: 0.8rem;
  padding-bottom: 5px;
  border-bottom: 1px dashed #ccc;
}
.article-meta a {
  color: #7f8c8d;
}
.article-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}
.article-meta i {
  color: #4ecca3;
}
.article-image {
  width: 100%;
  height: 350px;
  background: linear-gradient(135deg, #e4edf5 0%, #d0e0ee 100%);
  border-radius: 12px;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #7f8c8d;
  font-size: 1.2rem;
  overflow: hidden;
}
.article-body {
  line-height: 1.8;
  color: #444;
  word-wrap: break-word;
}
.article-body img {
  max-width: 100%;
  height: auto;
}
.article-body p {
  margin-bottom: 20px;
}
.article-body h3 {
  font-size: 1.4rem;
  color: #2c3e50;
  margin: 30px 0 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
}
.article-body ul {
  padding-left: 25px;
  margin-bottom: 20px;
}
.article-body li {
  margin-bottom: 10px;
}
.article-actions {
  display: flex;
  gap: 15px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}
.article-btn {
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s;
  cursor: pointer;
}
.btn-primary {
  background: #4ecca3;
  color: white;
}
.btn-primary:hover {
  background: #3da58a;
}
.btn-secondary {
  background: #f1f9f6;
  color: #2c3e50;
}
.btn-secondary:hover {
  background: #e4edf5;
}
.download{
    max-width:100%;
    margin:10px auto;
    padding:15px;
    display:grid;
    grid-template-rows:auto auto auto;
    row-gap:15px;
}

.searchform{
    width:100%;
}
.download .tips{
    text-align: center;
    font-size: 14px;
    color: #555;
    margin: 0 auto;
    padding: 5px 15px;
    border: 1px dashed #d2d2d2;
    max-width: max-content;
    border-radius: 25px;
}
.download .bottom-btns{
    display:flex;
    gap:20px;
    flex-wrap:wrap;
}

@media (max-width:768px){
    .download .bottom-btns{
        flex-direction:column;
    }
}
.ui-btn{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:20px;
    border-radius:10px;
    border:none;
    text-decoration:none;
	text-align:center;
    cursor:pointer;
    font-size:20px;
    font-weight:600;
    letter-spacing:.5px;
    color:#fff;
    background:linear-gradient(135deg,#5b8cff,#6b4eff);
    box-shadow:0 6px 16px rgba(0,0,0,.15);
    transition:.25s;
    flex:1; 
    min-width:120px;
}

.ui-btn:hover{
    transform:translateY(-2px) scale(1.02);
    box-shadow:0 10px 26px rgba(0,0,0,.22);
}

.ui-btn:active{
    transform:scale(.96);
}
.ui-btn.primary{
    background:linear-gradient(135deg,#00cc99,#009966);
	width: inherit;
}
.ui-btn.secondary{
    background:linear-gradient(135deg,#00c6ff,#0072ff);
}
.ui-btn.warning{
    background:linear-gradient(135deg,#ffb347,#F44336);
}

@media (max-width:480px){
    .ui-btn{
        padding:15px;
        font-size:15px;
        border-radius:10px;
		line-height: 22px;
    }
}
footer {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 30px;
  margin-top: 0px;
}
.footer-content {
  text-align: center;
  font-size: 1rem;
}
.footer-content a {
  color: #ecf0f1;
}
#back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background-color: #2196F3;
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 78px;
  cursor: pointer;
  z-index: 99;
  display: none;
}
#back-to-top:hover {
  background-color: #ff6600;
}
.totop {
  font-size: 2.5rem;
}
em {
  font-style: normal;
}
#search_results {
        display: none; 
        position: absolute; 
        background: #FFF; 
        z-index: 99999 !important; 
        box-shadow: 0 8px 24px rgba(0,0,0,0.2); 
		transition: box-shadow 0.3s;
        border-radius: 10px;
        max-height: 50vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
}
#search_results ul { list-style: none; padding: 0; margin: 0; }
#search_results li {
        padding: 15px 24px;
        cursor: pointer;
        border-bottom: 1px solid #F5F5F5;
        font-size: 16px;
		font-weight: bold;
        color: #333;
        -webkit-tap-highlight-color: rgba(0,0,0,0);
        transition: background-color 0.2s, color 0.2s;
}
#search_results li:hover {
        background-color: #F5F9FF;
        color: #4ecca3;
		font-weight: bold;
}
#search_results li.active { 
        background-color: #E6F0FF !important;
        color: #4ecca3 !important; 
        font-weight: bold;
}

#search_results li:active {
        background-color: #DCEBFF !important;
}
    
.no-result-tip {
        padding: 15px;
        color: #717171;
        font-size: 16px;
        text-align: center;
}
@media (max-width: 1414px) {
  .main-content {
  flex-direction: column;
  }
  .left-column, .right-column {
  flex: 1;
  width: 100%;
  }
  .stats-container {
  grid-template-columns: repeat(4, 1fr);
  }
  .article-item {
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  width: 100%;
  max-width:768px;
}
}
@media (min-width: 769px) and (max-width: 1000px) {
  .data-table th:first-child,
  .data-table td:first-child {
  display: none; 
  } 
}

@media (max-width: 768px) {
  .logo img{
  max-width: 110px;
  }
  .nav-links {
  display: none;
  position: absolute;
  top: 66px;
  left: 0;
  right: 0;
  background: #2c3e50;
  flex-direction: column;
  gap: 0;
  padding: 20px 0;
  }
  .nav-links.active  {
  display: flex;
  }
  .nav-links a {
  display: block;
  padding: 15px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .hamburger {
  display: block;
	margin-right: 5px;
  }
  .search-section {
  padding: 10px 0px 0px 0px;
  text-align: center;
}
  .search-title {
  font-size: 1.8rem;
  }
  .stats-container {
  grid-template-columns: repeat(2, 1fr);
  }
  .data-table {
  min-width: 100%;
  }
  .data-table thead {
  display: none;
  }
  .data-table tr {
  display: block;
  margin-bottom: 15px;
  border: 1px solid #eee;
  border-radius: 8px;
  overflow: hidden;
  }
  .data-table td {
  display: flex;
  padding: 12px 15px;
  border-bottom: 1px solid #eee;
  text-align: right;
  }
  .data-table td:last-child {
  border-bottom: none;
  }
  .data-table td::before {
  content: attr(data-label);
  font-weight: 700;
  color: #2c3e50;
  margin-right: auto;
  padding-right: 10px;
  text-align: left;
  }
  .article-content-container {
  padding: 15px;
  }
  .article-image {
  height: 250px;
  }
  .article-actions {
  flex-direction: column;
  }
  .article-tui-container { 
  float: none; 
  margin: 1rem auto; 
  width: 100%; 
  max-width: 400px; 
  }
  .article-grid {
  grid-template-columns: 1fr;
  }
#back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background-color: #2196F3;
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 50px;
  cursor: pointer;
  z-index: 99;
  display: none;
}
#back-to-top:hover {
  background-color: #ff6600;
}
.totop {
  font-size: 1.5rem;
}
}
@media (max-width: 576px) {
  .logo img{
  max-width: 100px;
  }
  .search-title {
  font-size: 1.4rem;
  }
  .search-input {
  font-size: 0.9rem;
  }
  .search-subtitle {
  font-size: 0.8rem;
  padding: 0px 20px; 
  }
  .stats-container {
  grid-template-columns: 1fr;
  }
  .section-title {
  font-size: 1.3rem;
  }
  .article-content-container h2 {
  font-size: 1.5rem;
  }
.download-link { 
  font-size: 18px;
  padding: 12px 20px; 
  line-height: 1.5rem;
  } 
}