.form-group{padding-bottom:0;margin:0 0 15px 0}
.elsetext{top:0;color:#adadad;font-size:20px}
.elseview{height:150px}
.tubiao{background-color:transparent;font-size:100px;color:#adadad;width:100px;height:100px}
.view{padding-top:70px;padding-bottom:80px}
.video_view{width:100%;max-height:450px;min-height:300px}
.image_view{max-width:100%;max-height:450px;min-height:300px}
.image{max-width:100%;max-height:450px}
.nav-tabs{background:#fff}
.nav-tabs>li>a{color:#000;border:0;margin:0}
.nav-tabs>li>a:hover{background-color:transparent;border:0}
.nav-tabs>li>a,.nav-tabs>li>a:focus,.nav-tabs>li>a:hover{background-color:transparent!important;border:0!important;color:#222!important;font-weight:500}
.nav-tabs>li.disabled>a,.nav-tabs>li.disabled>a:hover{color:rgba(255,255,255,.5)}
.nav-tabs>li.active{background-color:#ddd;border-bottom-color:#000}
.nav-tabs>li.active>a{border-bottom-color:#000}
.form-group label.control-label{font-size:16px;color:#333}
.fileinfo-table{max-width:80%}
@media (max-width:767px){.fileinfo-table{max-width:100%}}
.progress{height:20px;margin-bottom:10px}
.filename{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.aplayer .aplayer-pic{height:100px;width:100px}
.aplayer .aplayer-info .aplayer-music .aplayer-title{font-size:18px}
.aplayer .aplayer-info{margin-left:100px;padding:25px 7px 0 10px;height:66px;box-sizing:border-box}
.filelist>tbody>tr>td{max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.form-inline .form-control{display:inline-block;width:auto;vertical-align:middle}
.form-inline .form-group{display:inline-block;margin-bottom:0;vertical-align:middle}
.searchbox{margin-top: -10px;}
.searchbox button{margin-top: 8px;}
@media (min-width:767px){.searchbox{float: right;}}
.videoplayer{width: 100%; height: 530px;}
@media (max-width:1999px){.videoplayer{height: 500px;}}
@media (max-width:991px){.videoplayer{height: 450px;}}
@media (max-width:767px){.videoplayer{height: 400px;}}
#loginform .loginbtn{margin: 15px;}
.loginbtn i{padding-top: 15px;}

@-webkit-keyframes stretchdelay{0%,100%,40%{-webkit-transform:scaleY(.4)}20%{-webkit-transform:scaleY(1)}}@keyframes stretchdelay{0%,100%,40%{-webkit-transform:scaleY(.4);transform:scaleY(.4)}20%{-webkit-transform:scaleY(1);transform:scaleY(1)}}.colorful_loading_frame{position:fixed;top:0;left:0;z-index:99999;width:100%;height:100%;background:rgba(0,0,0,.5);color:red;text-align:center;font-size:2em}.colorful_loading{margin:25% auto;width:50px;height:60px;text-align:center;font-size:10px}.colorful_loading>i{display:inline-block;margin-right:3px;width:6px;height:100%;background-color:#fff;-webkit-animation:stretchdelay 1.2s infinite ease-in-out;animation:stretchdelay 1.2s infinite ease-in-out}.colorful_loading .rect2{-webkit-animation-delay:-1.1s;animation-delay:-1.1s}.colorful_loading .rect3{-webkit-animation-delay:-1s;animation-delay:-1s}.colorful_loading .rect4{-webkit-animation-delay:-.9s;animation-delay:-.9s}.colorful_loading .rect5{-webkit-animation-delay:-.8s;animation-delay:-.8s}

/* ==========================================================================
   全局 UI 动效优化
   ========================================================================== */

/* 通用过渡效果 */
* {
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: none;
}

/* 按钮动效 */
.btn {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.4);
}
.btn-danger:hover {
  box-shadow: 0 4px 12px rgba(244, 67, 54, 0.4);
}
.btn-success:hover {
  box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

/* 面板/卡片动效 */
.panel, .well {
  transition: all 0.3s ease;
}
.panel:hover, .well:hover {
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
  transform: translateY(-3px);
}

/* 表格行悬停 */
.table tbody tr {
  transition: all 0.2s ease;
}
.table tbody tr:hover {
  background-color: #f5f9fc !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transform: scale(1.001);
}

/* 输入框焦点 */
.form-control {
  transition: all 0.3s ease;
}
.form-control:focus {
  border-color: #2196F3;
  box-shadow: 0 0 10px rgba(33, 150, 243, 0.25);
  transform: scale(1.01);
}

/* 导航栏动效 */
.navbar {
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
}
.navbar-nav > li > a {
  transition: all 0.3s ease;
}
.navbar-nav > li > a:hover {
  background-color: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}
.dropdown-menu {
  animation: slideDown 0.3s ease;
}
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 标签页动效 */
.nav-tabs > li {
  transition: all 0.3s ease;
}
.nav-tabs > li > a {
  transition: all 0.3s ease !important;
}
.nav-tabs > li:hover {
  transform: translateY(-2px);
}
.nav-tabs > li.active {
  animation: tabActive 0.3s ease;
}
@keyframes tabActive {
  0% {
    transform: scale(0.95);
  }
  50% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}

/* 页面淡入动画 */
.container {
  animation: fadeInUp 0.5s ease;
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 进度条动画 */
.progress-bar {
  transition: width 0.6s ease;
}

/* 链接悬停 */
a {
  transition: all 0.2s ease;
}
a:hover {
  text-decoration: none;
  opacity: 0.8;
}

/* 图片悬停缩放 */
img, .image, .image_view {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
img:hover, .image:hover, .image_view:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* OOCloud brand logo */
.navbar-brand .brand-logo {
  height: 20px;         /* 基准尺寸，避免占满导航高度 */
  max-height: 20px;
  width: auto;
  margin-top: -2px;
  margin-right: 8px;
  display: inline-block;
  vertical-align: middle;
  transition: none;     /* 不对导航Logo做悬停动效 */
}
/* 响应式缩放，移动端更小 */
@media (max-width: 991px) {
  .navbar-brand .brand-logo { height: 18px; max-height: 18px; margin-top: -2px; }
}
@media (max-width: 767px) {
  .navbar-brand .brand-logo { height: 16px; max-height: 16px; margin-top: -2px; }
}

/* 取消导航内图片的放大悬停，避免抖动 */
.navbar img, .navbar .brand-logo { transform: none !important; box-shadow: none !important; }

/* 导航内图标不做旋转/放大，以免布局跳动 */
.navbar a:hover .fa, .navbar button:hover .fa { transform: none !important; }

/* 小屏将面板大图标缩小，避免撑破布局 */
@media (max-width: 767px) {
  .panel .fa-5x { font-size: 3em; }
}

/* 复选框动效 */
input[type="checkbox"] {
  cursor: pointer;
  transition: transform 0.2s ease;
}
input[type="checkbox"]:hover {
  transform: scale(1.2);
}

/* 文件列表图标动效 */
.fa {
  transition: all 0.3s ease;
}
a:hover .fa, button:hover .fa {
  transform: scale(1.1) rotate(5deg);
}

/* Alert 弹入动画 */
.alert {
  animation: alertSlide 0.3s ease;
}
@keyframes alertSlide {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 模态框动画 */
.modal.fade .modal-dialog {
  transition: transform 0.3s ease-out;
  transform: scale(0.9);
}
.modal.in .modal-dialog {
  transform: scale(1);
}

/* 加载状态按钮 */
.btn.loading {
  pointer-events: none;
  opacity: 0.6;
}
.btn.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.6s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 徽章动效 */
.badge, .label {
  transition: all 0.3s ease;
}
.badge:hover, .label:hover {
  transform: scale(1.1);
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

/* 文件上传区域 */
#fileInput {
  transition: all 0.3s ease;
}
#fileInput:hover {
  border-color: #2196F3;
  background: linear-gradient(135deg, #f5f9fc 0%, #e3f2fd 100%);
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 5px;
  transition: background 0.3s ease;
}
::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* 响应式优化 */
@media (max-width: 768px) {
  .btn:hover, .panel:hover, .table tbody tr:hover {
    transform: none;
  }
}

/* 禁用某些元素的过渡以提高性能 */
.progress-bar, canvas, video, iframe {
  transition: none !important;
}