/* ==========================================================================
   牙查查 (DentalCheck) - 口腔医疗信息查询平台
   全局样式表 Global Stylesheet
   版本: 1.0.0
   说明: 包含重置样式、布局、组件、工具类及响应式适配
   ========================================================================== */

/* ==========================================================================
   1. RESET 重置样式
   ========================================================================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body,
h1, h2, h3, h4, h5, h6,
p, blockquote, pre,
dl, dd,
ol, ul,
figure, hr,
fieldset, legend {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

th, td {
  padding: 0;
  text-align: left;
}

fieldset {
  border: none;
}

/* ==========================================================================
   2. 基础变量 :root
   ========================================================================== */
:root {
  /* 主色 - 蓝色 */
  --color-primary: #185FA5;
  --color-primary-hover: #144E8A;
  --color-primary-light: #E8F1FA;
  --color-primary-dark: #0F3E6E;

  /* 强调色 - 亮蓝 */
  --color-accent: #2196F3;
  --color-accent-hover: #1976D2;
  --color-accent-light: #E3F2FD;

  /* Hero 背景 - 深蓝 */
  --color-hero-bg: #000b5d;
  --color-hero-bg-light: #1A1F7A;

  /* 成功色 - 蓝色 */
  --color-success: #1565C0;
  --color-success-hover: #0D47A1;
  --color-success-light: #E3F2FD;

  /* 功能色 - 警示/危险用橙色 */
  --color-info: #2196F3;
  --color-warning: #FF9800;
  --color-warning-light: #FFF3E0;
  --color-danger: #E65100;
  --color-danger-hover: #BF360C;

  /* 中性色 */
  --color-text: #2C2C2C;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-text-light: #BFBFBF;
  --color-text-white: #FFFFFF;

  /* 背景色 */
  --color-bg: #F7F8FA;
  --color-bg-alt: #FFFFFF;
  --color-bg-dark: #1A2233;
  --color-bg-darker: #111827;

  /* 边框 */
  --color-border: #E0E4E8;
  --color-border-light: #EDF0F4;
  --color-divider: #ECECEC;

  /* 徽章颜色（蓝色系渐变 + 银色系） */
  --color-badge-s: #1565C0; /* 深蓝 - 三甲 */
  --color-badge-a: #1976D2; /* 中蓝 */
  --color-badge-b: #2196F3; /* 亮蓝 */
  --color-badge-c: #78909C; /* 浅银 */
  --color-badge-d: #455A64; /* 深银 */

  /* 圆角 */
  --radius-sm: 4px;
  --radius-btn: 6px;
  --radius-card: 8px;
  --radius-pill: 14px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.10);
  --shadow-nav: 0 2px 8px rgba(0, 11, 93, 0.15);
  --shadow-modal: 0 8px 32px rgba(0, 0, 0, 0.18);

  /* 间距 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  /* 字体 */
  --font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-md: 15px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 22px;
  --font-size-3xl: 28px;
  --font-size-4xl: 36px;

  /* 过渡 */
  --transition-base: all 0.2s ease;
  --transition-fast: all 0.15s ease;
  --transition-slow: all 0.3s ease;

  /* 布局 */
  --container-max-width: 1120px;
  --navbar-height: 60px;
}

/* ==========================================================================
   3. body 基础样式
   ========================================================================== */
body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-md); }
h6 { font-size: var(--font-size-base); }

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-primary);
  transition: var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

/* ==========================================================================
   4. .container 布局容器
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.container-sm {
  max-width: 768px;
}

.container-fluid {
  max-width: 100%;
}

/* ==========================================================================
   5. 导航栏 .navbar
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background-color: var(--color-hero-bg);
  box-shadow: var(--shadow-nav);
  z-index: 1000;
  transition: var(--transition-base);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-white);
  white-space: nowrap;
  flex-shrink: 0;
}

.navbar-logo .logo-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  border-radius: var(--radius-btn);
  font-size: 18px;
  color: #fff;
}

/* Logo 徽章 */
.navbar-logo .logo-badge {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-radius: 50%;
  overflow: hidden;
  transition: transform 0.25s ease;
}
.navbar-logo .logo-badge::before { display: none; }
.navbar-logo:hover .logo-badge {
  transform: translateY(-1px);
}
.navbar-logo .logo-badge .logo-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  position: relative;
  z-index: 2;
}
.navbar-logo .logo-badge svg {
  display: block;
  position: relative;
  z-index: 2;
  width: 28px;
  height: 28px;
}
.navbar-logo .logo-text-wrap {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.navbar-logo .logo-text-wrap .logo-text {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
}
.navbar-logo .logo-text-wrap .logo-subtitle {
  font-size: 10px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 1.5px;
  margin-top: 2px;
}

.navbar-logo:hover {
  color: var(--color-text-white);
  opacity: 0.9;
}

.navbar-center {
  flex: 1;
  display: flex;
  justify-content: center;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 8px var(--spacing-md);
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-base);
  font-weight: 500;
  border-radius: var(--radius-btn);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-text-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
  color: var(--color-text-white);
  background-color: rgba(255, 255, 255, 0.15);
}

/* ==========================================================================
   6. .nav-menu 下拉菜单样式
   ========================================================================== */
.nav-menu {
  position: relative;
}

.nav-menu > .nav-link::after {
  content: '▾';
  margin-left: 4px;
  font-size: 10px;
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background-color: var(--color-bg-alt);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-hover);
  padding: var(--spacing-sm) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition-base);
  z-index: 1001;
}

.nav-menu:hover .nav-dropdown,
.nav-menu.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-item {
  display: block;
  padding: 10px var(--spacing-lg);
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
}

.nav-dropdown-item:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-dropdown-divider {
  height: 1px;
  background-color: var(--color-divider);
  margin: var(--spacing-xs) 0;
}

/* ==========================================================================
   7. .nav-user 用户区域样式
   ========================================================================== */
.nav-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-search {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-search input {
  width: 220px;
  height: 36px;
  padding: 0 36px 0 12px;
  border: none;
  border-radius: var(--radius-pill);
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-text-white);
  font-size: var(--font-size-sm);
  transition: var(--transition-base);
}

.nav-search input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.nav-search input:focus {
  outline: none;
  background-color: rgba(255, 255, 255, 0.25);
  width: 280px;
}

.nav-search .search-icon {
  position: absolute;
  right: 12px;
  color: rgba(255, 255, 255, 0.7);
  pointer-events: none;
  font-size: 14px;
}

.nav-avatar {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--color-accent);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.nav-avatar:hover {
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
}

.nav-badge-dot {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  background-color: var(--color-danger);
  color: var(--color-text-white);
  font-size: 10px;
  line-height: 16px;
  text-align: center;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-hero-bg);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* 桌面端隐藏折叠菜单（移动端通过媒体查询显示） */
.navbar-collapse {
  display: none;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text-white);
  border-radius: 2px;
  transition: var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* 主体偏移，为固定导航留空间 */
.main-content {
  padding-top: var(--navbar-height);
  min-height: calc(100vh - var(--navbar-height));
}

/* ==========================================================================
   8. 按钮系统
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 9px 20px;
  font-size: var(--font-size-base);
  font-weight: 500;
  line-height: 1.4;
  border: 0.5px solid transparent;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: var(--transition-base);
  white-space: nowrap;
  user-select: none;
  text-align: center;
  vertical-align: middle;
}

.btn:focus {
  outline: none;
}

.btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(24, 95, 165, 0.25);
}

.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-white);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-text-white);
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-text-white);
}

.btn-success {
  background-color: var(--color-success);
  color: var(--color-text-white);
  border-color: var(--color-success);
}

.btn-success:hover {
  background-color: var(--color-success-hover);
  border-color: var(--color-success-hover);
  color: var(--color-text-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}

.btn-ghost:hover {
  background-color: var(--color-bg);
  color: var(--color-text);
}

.btn-danger {
  background-color: var(--color-danger);
  color: var(--color-text-white);
  border-color: var(--color-danger);
}

.btn-danger:hover {
  background-color: var(--color-danger-hover);
  border-color: var(--color-danger-hover);
  color: var(--color-text-white);
}

.btn-sm {
  padding: 5px 12px;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 12px 28px;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-card);
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-icon {
  padding: 9px;
  width: 38px;
  height: 38px;
}

/* ==========================================================================
   9. 卡片 .card
   ========================================================================== */
.card {
  background-color: var(--color-bg-alt);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-hover);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-header {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 0.5px solid var(--color-border);
  background-color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3,
.card-header .card-title {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.card-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 0.5px solid var(--color-border);
  background-color: var(--color-bg);
}

.card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background-color: var(--color-bg);
}

.card-hover-lift:hover {
  transform: translateY(-4px);
}

/* ==========================================================================
   10. 表单
   ========================================================================== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 9px 12px;
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg-alt);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-btn);
  transition: var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(24, 95, 165, 0.12);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background-color: var(--color-bg);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.6;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

.form-hint {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.form-error {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

.form-inline {
  display: flex;
  align-items: flex-end;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.form-inline .form-group {
  flex: 1;
  margin-bottom: 0;
  min-width: 180px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

/* ==========================================================================
   11. 表格 .data-table
   ========================================================================== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-base);
}

.data-table th,
.data-table td {
  padding: 12px var(--spacing-md);
  text-align: left;
  border: 0.5px solid var(--color-border);
}

.data-table th {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
  white-space: nowrap;
}

.data-table tbody tr {
  transition: var(--transition-fast);
}

.data-table tbody tr:hover {
  background-color: var(--color-bg);
}

.data-table tbody tr:nth-child(even) {
  background-color: var(--color-bg);
}

.data-table tbody tr:nth-child(even):hover {
  background-color: var(--color-border-light);
}

.data-table-striped tbody tr:nth-of-type(odd) {
  background-color: var(--color-bg-alt);
}

.data-table-bordered th,
.data-table-bordered td {
  border: 0.5px solid var(--color-border);
}

.table-wrapper {
  overflow-x: auto;
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-card);
  background-color: var(--color-bg-alt);
}

/* ==========================================================================
   12. 标签/徽章
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  line-height: 1.5;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg);
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.badge-s {
  background-color: rgba(25, 118, 210, 0.12);
  color: var(--color-badge-s);
}

.badge-a {
  background-color: var(--color-success-light);
  color: var(--color-badge-a);
}

.badge-b {
  background-color: var(--color-primary-light);
  color: var(--color-badge-b);
}

.badge-c {
  background-color: rgba(25, 118, 210, 0.12);
  color: var(--color-badge-c);
}

.badge-d {
  background-color: rgba(69, 90, 100, 0.12);
  color: var(--color-badge-d);
}

.badge-pill {
  border-radius: var(--radius-pill);
  padding: 3px 12px;
}

.badge-lg {
  font-size: var(--font-size-sm);
  padding: 4px 12px;
}

/* ==========================================================================
   13. .price-tag 价格标签样式
   ========================================================================== */
.price-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  color: #F57C00;
  font-weight: 700;
}

.price-tag .currency {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.price-tag .amount {
  font-size: var(--font-size-2xl);
  line-height: 1;
}

.price-tag .unit {
  font-size: var(--font-size-xs);
  font-weight: 400;
  color: var(--color-text-muted);
  margin-left: 2px;
}

.price-tag-sm .amount {
  font-size: var(--font-size-lg);
}

.price-tag-lg .amount {
  font-size: var(--font-size-3xl);
}

.price-original {
  color: var(--color-text-muted);
  text-decoration: line-through;
  font-size: var(--font-size-sm);
  margin-left: var(--spacing-xs);
}

/* ==========================================================================
   14. .section-title 章节标题
   ========================================================================== */
.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-divider);
}

.section-title h2,
.section-title .title-text {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.section-title h2::before,
.section-title .title-text::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
}

.section-title .title-action {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

.section-title .title-action:hover {
  color: var(--color-primary-hover);
}

.section-title-center {
  text-align: center;
  justify-content: center;
}

/* ==========================================================================
   15. .breadcrumb 面包屑导航
   ========================================================================== */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.breadcrumb-item a {
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: var(--color-primary);
}

.breadcrumb-item.active {
  color: var(--color-text);
  font-weight: 500;
}

.breadcrumb-separator {
  color: var(--color-text-light);
  margin: 0 2px;
}

/* ==========================================================================
   16. .pagination 分页
   ========================================================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-lg) 0;
}

.pagination-item {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-alt);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: var(--transition-fast);
}

.pagination-item:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination-item.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-white);
  cursor: default;
}

.pagination-item.disabled {
  color: var(--color-text-light);
  cursor: not-allowed;
  pointer-events: none;
}

.pagination-ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--color-text-muted);
}

/* ==========================================================================
   17. .alert 提示框
   ========================================================================== */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: 0.5px solid transparent;
  border-radius: var(--radius-card);
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-md);
}

.alert .alert-icon {
  flex-shrink: 0;
  font-size: 18px;
  line-height: 1.5;
}

.alert .alert-content {
  flex: 1;
}

.alert .alert-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.alert .alert-close {
  background: none;
  border: none;
  font-size: 20px;
  line-height: 1;
  color: inherit;
  opacity: 0.5;
  cursor: pointer;
  padding: 0;
  margin-left: var(--spacing-sm);
}

.alert .alert-close:hover {
  opacity: 1;
}

.alert-info {
  background-color: #FFF3E0;
  border-color: #FFE0B2;
  color: #E65100;
}

.alert-success {
  background-color: #FFF8E1;
  border-color: #FFECB3;
  color: #E65100;
}

.alert-warning {
  background-color: #FFF3E0;
  border-color: #FFCC80;
  color: #E65100;
}

.alert-danger {
  background-color: #FBE9E7;
  border-color: #FFAB91;
  color: #BF360C;
}

/* ==========================================================================
   18. .modal 模态框
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  padding: var(--spacing-md);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-modal);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.92);
  transition: var(--transition-base);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-lg {
  max-width: 720px;
}

.modal-sm {
  max-width: 360px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 0.5px solid var(--color-border);
}

.modal-header h3 {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-text);
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 0.5px solid var(--color-border);
  background-color: var(--color-bg);
}

/* ==========================================================================
   19. .tabs 选项卡
   ========================================================================== */
.tabs {
  border-bottom: 1px solid var(--color-divider);
}

.tabs-list {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tabs-item {
  padding: 12px var(--spacing-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: var(--transition-fast);
  margin-bottom: -1px;
}

.tabs-item:hover {
  color: var(--color-primary);
}

.tabs-item.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tabs-pane {
  display: none;
  padding: var(--spacing-lg) 0;
}

.tabs-pane.active {
  display: block;
}

/* ==========================================================================
   20. .tag 标签
   ========================================================================== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  font-size: var(--font-size-xs);
  line-height: 1.6;
  color: var(--color-text-secondary);
  background-color: var(--color-bg);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.tag-primary {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  border-color: transparent;
}

.tag-accent {
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  border-color: transparent;
}

.tag-success {
  color: var(--color-success);
  background-color: var(--color-success-light);
  border-color: transparent;
}

.tag-removable {
  padding-right: 4px;
}

.tag-removable .tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: 14px;
  line-height: 1;
  border-radius: var(--radius-full);
  cursor: pointer;
  opacity: 0.6;
  transition: var(--transition-fast);
}

.tag-removable .tag-remove:hover {
  opacity: 1;
  background-color: rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   21. 页脚 footer
   ========================================================================== */
.footer {
  background-color: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand {
  color: var(--color-text-white);
}

.footer-brand .footer-logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-white);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.footer-col h4 {
  color: var(--color-text-white);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.footer-col ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

.footer-col ul li a:hover {
  color: var(--color-text-white);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a:hover {
  color: rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   22. .empty-state 空状态
   ========================================================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  text-align: center;
}

.empty-state .empty-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--color-text-light);
  background-color: var(--color-bg);
  border-radius: var(--radius-full);
}

.empty-state .empty-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.empty-state .empty-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  max-width: 360px;
}

/* ==========================================================================
   23. .loading 加载动画
   ========================================================================== */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

.loading-sm .loading-spinner {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

.loading-lg .loading-spinner {
  width: 36px;
  height: 36px;
  border-width: 3px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-dots {
  display: inline-flex;
  gap: 4px;
}

.loading-dots span {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: bounce 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) {
  animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

.loading-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

/* ==========================================================================
   24. .rating 评分星星
   ========================================================================== */
.rating {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: var(--font-size-md);
}

.rating .star {
  color: var(--color-border);
  line-height: 1;
}

.rating .star.filled {
  color: #1976D2;
}

.rating .star.half {
  position: relative;
  color: var(--color-border);
}

.rating .star.half::before {
  content: '★';
  position: absolute;
  left: 0;
  top: 0;
  width: 50%;
  overflow: hidden;
  color: #1976D2;
}

.rating-value {
  margin-left: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.rating-count {
  margin-left: 4px;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.rating-sm {
  font-size: var(--font-size-sm);
}

.rating-lg {
  font-size: var(--font-size-xl);
}

/* ==========================================================================
   25. .trust-score 公信值显示样式
   ========================================================================== */
.trust-score {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 4px 12px;
  background-color: var(--color-success-light);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
}

.trust-score .trust-label {
  color: var(--color-success);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.trust-score .trust-value {
  color: var(--color-success);
  font-weight: 700;
  font-size: var(--font-size-md);
}

.trust-score-high {
  background-color: var(--color-success-light);
}

.trust-score-high .trust-label,
.trust-score-high .trust-value {
  color: var(--color-success);
}

.trust-score-medium {
  background-color: rgba(25, 118, 210, 0.12);
}

.trust-score-medium .trust-label,
.trust-score-medium .trust-value {
  color: var(--color-warning);
}

.trust-score-low {
  background-color: rgba(69, 90, 100, 0.12);
}

.trust-score-low .trust-label,
.trust-score-low .trust-value {
  color: var(--color-danger);
}

/* 公信值进度条 */
.trust-bar {
  width: 100%;
  height: 8px;
  background-color: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.trust-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
  transition: width 0.5s ease;
}

.trust-bar-fill.medium {
  background-color: var(--color-warning);
}

.trust-bar-fill.low {
  background-color: var(--color-danger);
}

/* ==========================================================================
   26. Hero 区域
   ========================================================================== */
.hero {
  background-color: var(--color-hero-bg);
  background-image: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-hero-bg-light) 100%);
  color: var(--color-text-white);
  padding: var(--spacing-2xl) 0;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-xl);
  max-width: 560px;
}

.hero-search {
  display: flex;
  max-width: 560px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-pill);
  padding: 6px;
  box-shadow: var(--shadow-hover);
}

.hero-search input {
  flex: 1;
  border: none;
  padding: 10px 16px;
  font-size: var(--font-size-base);
  background: transparent;
  color: var(--color-text);
}

.hero-search input:focus {
  outline: none;
}

.hero-search .btn {
  border-radius: var(--radius-pill);
  padding: 10px 24px;
}

/* ==========================================================================
   27. 网格布局
   ========================================================================== */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.grid-2 {
  grid-template-columns: 1fr 1fr;
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ==========================================================================
   28. 工具类
   ========================================================================== */
/* 文本对齐 */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

/* 文本颜色 */
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-white { color: var(--color-text-white); }

/* 文本大小 */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }

/* 字重 */
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* 外边距 */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }
.mt-6 { margin-top: var(--spacing-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }
.mb-6 { margin-bottom: var(--spacing-2xl); }

.ml-1 { margin-left: var(--spacing-xs); }
.ml-2 { margin-left: var(--spacing-sm); }
.ml-3 { margin-left: var(--spacing-md); }
.ml-4 { margin-left: var(--spacing-lg); }

.mr-1 { margin-right: var(--spacing-xs); }
.mr-2 { margin-right: var(--spacing-sm); }
.mr-3 { margin-right: var(--spacing-md); }
.mr-4 { margin-right: var(--spacing-lg); }

.mx-auto { margin-left: auto; margin-right: auto; }
.my-3 { margin-top: var(--spacing-md); margin-bottom: var(--spacing-md); }
.my-4 { margin-top: var(--spacing-lg); margin-bottom: var(--spacing-lg); }

/* 内边距 */
.p-0 { padding: 0; }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.px-3 { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }
.px-4 { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
.py-3 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-4 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }

/* 显示 */
.d-block { display: block; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }
.d-grid { display: grid; }
.d-none { display: none; }

/* Flex */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.flex-auto { flex: 1 1 auto; }
.flex-none { flex: none; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }

/* 宽度 */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* 圆角 */
.rounded-sm { border-radius: var(--radius-sm); }
.rounded { border-radius: var(--radius-btn); }
.rounded-md { border-radius: var(--radius-card); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

/* 阴影 */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-card); }
.shadow-lg { box-shadow: var(--shadow-hover); }

/* 溢出 */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* 定位 */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

/* 其他 */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.text-truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.text-nowrap { white-space: nowrap; }
.text-break { word-break: break-word; }
.line-through { text-decoration: line-through; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.transition { transition: var(--transition-base); }

/* ==========================================================================
   29. 响应式
   ========================================================================== */

/* 平板 - max-width: 1024px */
@media (max-width: 1024px) {
  :root {
    --font-size-3xl: 24px;
    --font-size-4xl: 30px;
  }

  .container {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }

  /* 导航栏调整 */
  .navbar-center {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .navbar-inner {
    position: relative;
  }

  /* 移动端菜单展开 */
  .navbar-collapse {
    display: flex;
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background-color: var(--color-hero-bg);
    padding: 0 var(--spacing-lg);
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-xs);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
  }

  .navbar-collapse.active {
    max-height: 500px;
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .navbar-collapse .nav-link {
    padding: 12px var(--spacing-md);
    border-radius: var(--radius-btn);
  }

  /* 网格变两列 */
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr 1fr;
  }

  /* 页脚调整 */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  /* 表单行变单列 */
  .form-row {
    grid-template-columns: 1fr;
  }

  /* 搜索框 */
  .nav-search input {
    width: 160px;
  }

  .nav-search input:focus {
    width: 200px;
  }

  /* Hero */
  .hero-title {
    font-size: var(--font-size-3xl);
  }

  /* 模态框 */
  .modal {
    max-width: 90%;
  }
}

/* 手机 - max-width: 768px */
@media (max-width: 768px) {
  :root {
    --font-size-2xl: 18px;
    --font-size-3xl: 22px;
    --font-size-4xl: 26px;
    --spacing-2xl: 32px;
  }

  body {
    font-size: var(--font-size-sm);
  }

  .container {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  /* 隐藏搜索框 */
  .nav-search {
    display: none;
  }

  /* 网格单列 */
  .grid-3,
  .grid-4,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  /* 页脚单列 */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  /* 按钮全宽 */
  .btn-lg,
  .hero-search .btn {
    width: 100%;
  }

  /* Hero 搜索纵向 */
  .hero-search {
    flex-direction: column;
    border-radius: var(--radius-card);
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
  }

  .hero-search input {
    width: 100%;
    padding: 12px 16px;
  }

  /* 章节标题 */
  .section-title {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  /* 表格滚动 */
  .table-wrapper {
    margin: 0 calc(-1 * var(--spacing-md));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  /* 分页 */
  .pagination-item {
    min-width: 32px;
    height: 32px;
    padding: 0 6px;
  }

  /* 模态框全屏 */
  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }

  .modal {
    max-width: 100%;
    max-height: 85vh;
    border-radius: var(--radius-card) var(--radius-card) 0 0;
  }

  /* 表单内联变纵向 */
  .form-inline {
    flex-direction: column;
    align-items: stretch;
  }

  .form-inline .form-group {
    min-width: 100%;
  }

  /* 标签页滚动 */
  .tabs-list {
    -webkit-overflow-scrolling: touch;
  }

  /* 工具类调整 */
  .hide-sm { display: none !important; }
  .text-center-sm { text-align: center; }
}

/* 超小屏 - max-width: 480px */
@media (max-width: 480px) {
  .container {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  .navbar-logo {
    font-size: var(--font-size-lg);
  }

  .navbar-logo .logo-icon {
    width: 28px;
    height: 28px;
    font-size: 16px;
  }

  .navbar-logo .logo-badge {
    width: 38px;
    height: 38px;
    border-radius: 50%;
  }
  .navbar-logo .logo-badge svg { width: 24px; height: 24px; }
  .navbar-logo .logo-text-wrap .logo-text { font-size: 18px; }
  .navbar-logo .logo-text-wrap .logo-subtitle { display: none; }

  .nav-user {
    gap: var(--spacing-sm);
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-xs);
  }

  .card-body {
    padding: var(--spacing-md);
  }

  .modal-body {
    padding: var(--spacing-md);
  }

  .price-tag .amount {
    font-size: var(--font-size-lg);
  }
}

/* ==========================================================================
   30. 打印样式
   ========================================================================== */
@media print {
  .navbar,
  .footer,
  .pagination,
  .modal-overlay,
  .btn,
  .nav-user,
  .nav-toggle {
    display: none !important;
  }

  .main-content {
    padding-top: 0;
  }

  body {
    background-color: #fff;
    color: #000;
  }

  .card {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* ==========================================================================
   一口价团购 - 美团风格卡片 (GroupBuy.renderCard 全局样式)
   ========================================================================== */
.gb-card-item {
  display: flex;
  align-items: stretch;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #E0E4E8;
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  position: relative;
}
.gb-card-item:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  transform: translateY(-2px);
}
.gb-card-image {
  width: 100px;
  min-width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.gb-card-image-glass {
  background: linear-gradient(135deg, rgba(226,240,253,0.6) 0%, rgba(203,230,255,0.4) 100%);
}
.gb-card-image-fallback {
  background: linear-gradient(135deg, rgba(226,240,253,0.6) 0%, rgba(203,230,255,0.4) 100%);
}
.gb-card-glass-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
.gb-card-glass-icon .glass-icon {
  width: 52px !important;
  height: 52px !important;
}
.gb-card-glass-icon .glass-icon svg {
  width: 32px !important;
  height: 32px !important;
}
.gb-card-emoji {
  font-size: 32px;
  line-height: 1;
}
.gb-card-discount {
  position: absolute;
  top: 4px;
  left: 4px;
  background: rgba(245,124,0,0.9);
  color: #fff;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 3px;
}
.gb-card-info {
  flex: 1;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
}
.gb-card-title {
  font-size: 15px;
  font-weight: 600;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}
.gb-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 4px;
}
.gb-tag {
  font-size: 11px;
  color: #F57C00;
  background: #FFF3E0;
  padding: 1px 6px;
  border-radius: 3px;
  white-space: nowrap;
}
.gb-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: #999;
  margin-top: 4px;
}
.gb-rating {
  color: #F57C00;
  font-weight: 600;
}
.gb-card-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-top: 4px;
}
.gb-card-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  flex-wrap: wrap;
}
.gb-price-symbol {
  font-size: 12px;
  color: #F57C00;
  font-weight: 600;
}
.gb-price-current {
  font-size: 20px;
  color: #F57C00;
  font-weight: 700;
  line-height: 1;
}
.gb-price-original {
  font-size: 12px;
  color: #bbb;
  text-decoration: line-through;
}
.gb-price-net {
  font-size: 11px;
  color: #999;
}
.gb-card-btn {
  background: #FF9800;
  color: #fff;
  border: none;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
  flex-shrink: 0;
}
.gb-card-btn:hover {
  background: #E65100;
}

/* 响应式 */
@media (max-width: 768px) {
  .gb-card-image {
    width: 80px;
    min-width: 80px;
    height: 80px;
  }
  .gb-card-emoji {
    font-size: 26px;
  }
  .gb-card-title {
    font-size: 14px;
  }
  .gb-price-current {
    font-size: 18px;
  }
  .gb-card-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
}

/* ==========================================================================
   3D 玻璃拟态图标系统 (Glassmorphism Icon System) v1.0
   ========================================================================== */

/* 基础玻璃容器 - 明亮版 */
.glass-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-radius: 14px;
  background: linear-gradient(135deg,
    rgba(125,211,252,0.45) 0%,
    rgba(56,189,248,0.65) 50%,
    rgba(14,165,233,0.75) 100%);
  border: 1.5px solid rgba(255,255,255,0.55);
  box-shadow:
    0 3px 8px -2px rgba(14,165,233,0.35),
    0 2px 4px -1px rgba(14,165,233,0.25),
    inset 0 1px 1px rgba(255,255,255,0.50),
    inset 0 -1px 2px rgba(14,165,233,0.15);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  flex-shrink: 0;
  vertical-align: middle;
}

/* 顶部高光层 - 增强亮度 */
.glass-icon::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 15%;
  right: 15%;
  height: 42%;
  border-radius: 12px 12px 50% 50%;
  background: linear-gradient(180deg, rgba(255,255,255,0.45) 0%, transparent 100%);
  pointer-events: none;
}

/* SVG 图标样式 */
.glass-icon svg {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 1px 2px rgba(2,132,199,0.30));
}

/* 尺寸变体 */
.glass-icon-sm { width: 32px; height: 32px; border-radius: 10px; }
.glass-icon-sm svg { width: 18px; height: 18px; }

.glass-icon-md { width: 44px; height: 44px; border-radius: 13px; }
.glass-icon-md svg { width: 24px; height: 24px; }

.glass-icon-lg { width: 60px; height: 60px; border-radius: 16px; }
.glass-icon-lg svg { width: 32px; height: 32px; }

/* 悬浮效果 */
.glass-icon:hover,
a:hover .glass-icon,
button:hover .glass-icon {
  transform: translateY(-2px);
  box-shadow:
    0 6px 14px -3px rgba(14,165,233,0.30),
    0 3px 6px -2px rgba(14,165,233,0.20),
    inset 0 1px 1px rgba(255,255,255,0.40),
    inset 0 -1px 2px rgba(14,165,233,0.10);
}

/* 橙色变体（用于价格/警告类） - 明亮版 */
.glass-icon-orange {
  background: linear-gradient(135deg,
    rgba(254,215,170,0.45) 0%,
    rgba(251,146,60,0.65) 50%,
    rgba(249,115,22,0.75) 100%);
  border-color: rgba(255,255,255,0.55);
  box-shadow:
    0 3px 8px -2px rgba(249,115,22,0.35),
    0 2px 4px -1px rgba(249,115,22,0.25),
    inset 0 1px 1px rgba(255,255,255,0.50),
    inset 0 -1px 2px rgba(249,115,22,0.15);
}
.glass-icon-orange:hover,
a:hover .glass-icon-orange {
  box-shadow:
    0 6px 14px -3px rgba(249,115,22,0.30),
    0 3px 6px -2px rgba(249,115,22,0.20),
    inset 0 1px 1px rgba(255,255,255,0.40);
}

/* 绿色变体（用于成功/验真类） - 明亮版 */
.glass-icon-green {
  background: linear-gradient(135deg,
    rgba(167,243,208,0.45) 0%,
    rgba(52,211,153,0.65) 50%,
    rgba(16,185,129,0.75) 100%);
  border-color: rgba(255,255,255,0.55);
  box-shadow:
    0 3px 8px -2px rgba(16,185,129,0.35),
    0 2px 4px -1px rgba(16,185,129,0.25),
    inset 0 1px 1px rgba(255,255,255,0.50),
    inset 0 -1px 2px rgba(16,185,129,0.15);
}

/* 紫色变体（用于AI类） - 明亮版 */
.glass-icon-purple {
  background: linear-gradient(135deg,
    rgba(196,181,253,0.45) 0%,
    rgba(167,139,250,0.65) 50%,
    rgba(139,92,246,0.75) 100%);
  border-color: rgba(255,255,255,0.55);
  box-shadow:
    0 3px 8px -2px rgba(139,92,246,0.35),
    0 2px 4px -1px rgba(139,92,246,0.25),
    inset 0 1px 1px rgba(255,255,255,0.50),
    inset 0 -1px 2px rgba(139,92,246,0.15);
}

/* 首页区块标题图标 */
.home-block-header h3 .glass-icon {
  margin-right: 4px;
}

/* 首页区块标题 - 隐藏原有蓝色竖条 */
.home-block-header h3.has-glass-icon::before {
  display: none;
}

/* Hero 快捷按钮玻璃图标 */
.hero-quick-btn .glass-icon {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  margin-right: 2px;
}
.hero-quick-btn .glass-icon svg {
  width: 14px;
  height: 14px;
}

/* 导航栏 Logo */
.logo-badge.glass-logo {
  border-radius: 50%;
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-badge.glass-logo::before { display: none; }
.logo-badge.glass-logo svg {
  width: 28px;
  height: 28px;
  position: relative;
  z-index: 1;
}
.logo-badge.glass-logo .logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* 后台统计卡片玻璃图标 */
.stat-ico.glass-icon {
  width: 48px;
  height: 48px;
  border-radius: 13px;
}
.stat-ico.glass-icon svg {
  width: 26px;
  height: 26px;
}

/* 后台品牌图标玻璃化 */
.brand-icon.glass-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}
.brand-icon.glass-icon svg {
  width: 20px;
  height: 20px;
}

/* 后台侧边栏图标 */
.side-link .ico.glass-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
}
.side-link .ico.glass-icon svg {
  width: 18px;
  height: 18px;
}

/* 空状态图标 */
.empty-state .empty-icon.glass-icon,
.empty-ico.glass-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
}
.empty-state .empty-icon.glass-icon svg,
.empty-ico.glass-icon svg {
  width: 34px;
  height: 34px;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .glass-icon-sm { width: 28px; height: 28px; border-radius: 9px; }
  .glass-icon-sm svg { width: 16px; height: 16px; }
  .glass-icon-md { width: 38px; height: 38px; border-radius: 11px; }
  .glass-icon-md svg { width: 20px; height: 20px; }
  .glass-icon-lg { width: 48px; height: 48px; border-radius: 13px; }
  .glass-icon-lg svg { width: 26px; height: 26px; }
  .hero-quick-btn .glass-icon { width: 20px; height: 20px; border-radius: 6px; }
  .hero-quick-btn .glass-icon svg { width: 12px; height: 12px; }
  .logo-badge.glass-logo { width: 38px; height: 38px; }
  .logo-badge.glass-logo svg { width: 24px; height: 24px; }
}