html {
  font-size: 14px;
  scroll-behavior: smooth;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem rgba(var(--theme-primary-rgb), 0.5);
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
  background: var(--theme-page-bg);
  transition: background 0.3s ease;
}

/* 网页版布局：flex 纵向排列，footer 贴底 */
body.web-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin-bottom: 0;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

/* 全局表单控件增强 */
.form-control {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--theme-input-border);
}

.form-control:hover {
  border-color: var(--theme-border-dark);
}

.form-control:focus {
  border-color: var(--theme-primary);
  box-shadow: 0 0 0 3px rgba(var(--theme-primary-rgb), 0.15);
  transform: translateY(-1px);
}

/* 下拉菜单增强 */
.form-select {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--theme-input-border);
}

.form-select:hover {
  border-color: var(--theme-border-dark);
}

.form-select:focus {
  border-color: var(--theme-primary);
  box-shadow: 0 0 0 3px rgba(var(--theme-primary-rgb), 0.15);
}

/* 复选框和单选框增强 */
.form-check-input {
  transition: all 0.2s ease;
  border: 2px solid var(--theme-border-dark);
}

.form-check-input:checked {
  background-color: var(--theme-primary);
  border-color: var(--theme-primary);
  box-shadow: 0 0 0 2px rgba(var(--theme-primary-rgb), 0.2);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(var(--theme-primary-rgb), 0.15);
  border-color: var(--theme-primary);
}

/* 全局链接样式 */
a {
  transition: all 0.2s ease;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  color: var(--theme-primary);
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #F1F5F9;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
  transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: #94A3B8;
}

/* 全局阴影效果 */
.shadow-sm {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05) !important;
}

.shadow {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08) !important;
}

.shadow-lg {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12) !important;
}

/* 界面密度模式 */
body.density-compact {
  font-size: 13px;
}

body.density-compact .card-body {
  padding: 0.75rem;
}

body.density-compact .btn {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
}

body.density-compact .form-control,
body.density-compact .form-select {
  padding: 0.375rem 0.5rem;
  font-size: 0.875rem;
}

body.density-compact table th,
body.density-compact table td {
  padding: 0.5rem;
}

body.density-spacious .card-body {
  padding: 2rem;
}

body.density-spacious .btn {
  padding: 0.75rem 1.5rem;
  font-size: 1.1rem;
}

body.density-spacious .form-control,
body.density-spacious .form-select {
  padding: 0.75rem 1rem;
  font-size: 1.1rem;
}

body.density-spacious table th,
body.density-spacious table td {
  padding: 1.25rem;
}

/* ============================================ */
/* 移动端底部导航栏样式                              */
/* ============================================ */
.mobile-footer-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: white;
  border-top: 1px solid var(--theme-border);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
  padding: 0.25rem 0;
}

.mobile-footer-nav .nav-item {
  position: relative;
}

.mobile-footer-nav .nav-link {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.35rem 0.25rem;
  font-size: 0.7rem;
  color: var(--theme-primary) !important;
  transition: all 0.2s ease;
}

.mobile-footer-nav .nav-link i {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 0.15rem;
  margin-top: 0;
  color: var(--theme-primary) !important;
}

.mobile-footer-nav .nav-link span {
  display: block;
  text-align: center;
  font-weight: 500;
  margin-top: 0.1rem;
  color: var(--theme-primary) !important;
  font-size: 0.7rem;
}

.mobile-footer-nav .nav-link.active,
.mobile-footer-nav .nav-link:hover {
  color: var(--theme-primary);
}

/* 移动端角标样式 */
#mobilePendingBadge {
  position: absolute !important;
  top: 2px !important;
  right: 25% !important;
  transform: translateX(50%);
}

/* ============================================ */
/* 共用样式（Web + Mobile 共享）                       */
/* ============================================ */

/* ZY助手输入框主题色焦点样式 */
#assistantInput:focus {
  border-color: var(--theme-primary) !important;
  box-shadow: 0 0 0 0.25rem rgba(var(--theme-primary-rgb), 0.25) !important;
}

/* 页面加载动画 */
.page-content {
  animation: fadeInUp 0.5s ease forwards;
}

/*
 * 修复：.page-content 作为 @RenderBody() 的外层容器，被所有页面的 modal 当作父元素。
 * 若 transform 不为 none（包括 translateY(0) 与 .card:hover 的 translateY(-2px)），
 * 会创建新的 stacking context，导致子元素 .modal 的 z-index 被困在该上下文内，
 * 而 Bootstrap 动态创建的 .modal-backdrop 在 body 下，
 * 最终 modal 被 backdrop 遮住，表现为“弹窗弹出但内部元素全部变灰不可点”。
 * 解决方案：动画终态用 transform: none，并在 hover 时强制 none。
 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-content:hover {
  transform: none;
}

/* 卡片悬停效果增强 */
.card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--theme-border);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--theme-card-hover-shadow) !important;
  border-color: var(--theme-border-dark);
}

/* PC端隐藏工具类 */
.desktop-hide {
  display: none !important;
}

/* ============================================ */
/* Web Layout 侧边栏样式                              */
/* ============================================ */

.sidebar {
  min-width: 220px;
  max-width: 220px;
  background: white;
  border-right: 1px solid var(--theme-border);
  overflow-y: auto;
  height: calc(100vh - 56px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 2px 0 8px rgba(0, 0, 0, 0.05);
}

.sidebar.hidden {
  min-width: 0;
  max-width: 0;
  overflow: hidden;
  border-right: none;
  box-shadow: none;
}

.sidebar-nav .nav-group {
  margin-bottom: 0.5rem;
}

.sidebar-nav .nav-group-toggle {
  display: flex;
  align-items: center;
  padding: 0.6rem 1rem;
  color: var(--theme-dark);
  text-decoration: none;
  border-radius: 0.375rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.sidebar-nav .nav-group-toggle::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: 0.5s;
}

.sidebar-nav .nav-group-toggle:hover::before {
  left: 100%;
}

.sidebar-nav .nav-group-toggle:hover {
  background: rgba(var(--theme-primary-rgb), 0.1);
  color: var(--theme-primary);
  transform: translateX(4px);
}

.sidebar-nav .nav-group-toggle i {
  margin-right: 0.5rem;
  font-size: 1.1rem;
}

.sidebar-nav .nav-item {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  color: var(--theme-gray);
  text-decoration: none;
  border-radius: 0.375rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.9rem;
  position: relative;
}

.sidebar-nav .nav-item:hover {
  background: rgba(var(--theme-primary-rgb), 0.08);
  color: var(--theme-primary);
  transform: translateX(6px);
}

.sidebar-nav .nav-item i {
  margin-right: 0.5rem;
  font-size: 0.95rem;
}

/* 主内容区 - 添加过渡效果 */
.main-content {
  flex: 1;
  overflow: auto;
  transition: all 0.3s ease;
}

/* ============================================ */
/* Mobile Layout 专属样式                             */
/* ============================================ */

/* 回到顶部按钮 - 移动端 */
.btn-back-to-top-mobile {
  position: fixed;
  bottom: 70px;
  left: 16px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--theme-primary);
  color: white;
  border: none;
  box-shadow: 0 4px 12px rgba(var(--theme-primary-rgb), 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.btn-back-to-top-mobile.show {
  opacity: 0.8;
  visibility: visible;
  transform: translateY(0);
}

.btn-back-to-top-mobile:hover {
  opacity: 1;
  background-color: var(--theme-secondary);
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(var(--theme-primary-rgb), 0.4);
}

.btn-back-to-top-mobile:active {
  transform: translateY(0) scale(0.95);
}

/* ============================================ */
/* 响应式样式                                        */
/* ============================================ */

/* Web端移动端侧边栏 */
@media (max-width: 767.98px) {
  .sidebar {
    position: fixed;
    top: 56px;
    left: 0;
    z-index: 1000;
    height: calc(100vh - 56px);
    width: 0 !important;
    min-width: 0 !important;
    max-width: 0 !important;
    overflow: hidden !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .sidebar.mobile-show {
    width: 220px !important;
    min-width: 220px !important;
    max-width: 220px !important;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
  }

  .sidebar .sidebar-nav {
    opacity: 0;
    transition: opacity 0.3s;
  }

  .sidebar.mobile-show .sidebar-nav {
    opacity: 1;
  }

  /* 移动端优化：禁用卡片悬停效果（触摸设备不需要） */
  .card:hover {
    transform: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
  }
}

/* PC端隐藏回到顶部按钮 */
@media (min-width: 768px) {
  .btn-back-to-top-mobile {
    display: none !important;
  }
}