/* AppShare Design Language - Cyan-Teal Modern Theme */
/* Variables are inherited from common/theme.css and assets/css/common.css */


/* Base Styles */
*,
::after,
::before {
  box-sizing: border-box;
}

body,
ul,
p,
h1,
h2,
h3,
h4,
h5,
h6 {
  padding: 0;
  margin: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-secondary);
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  vertical-align: bottom;
  max-width: 100%;
  height: auto;
}

ul {
  list-style-type: none;
}

a {
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  transition: all var(--md-motion-duration-short4) var(--md-motion-easing-standard);
}

a:hover {
  text-decoration: none;
}

/* Scrollbar Styling - 现代化滚动条 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-tertiary);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #0891b2 0%, #0e7490 100%);
}

/* Main Content */
.md3-main-content {
  margin-top: 60px;
  min-height: calc(100vh - 60px);
  padding: 32px 0;
}

.md3-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Hero Section - 现代化轮播 */
.md3-hero-section {
  padding: 0 0 32px;
  position: relative;
  z-index: 1;
}

.md3-hero-swiper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  z-index: 1;
  width: 100%;
  box-shadow: var(--shadow-sm);
}

.md3-hero-slide {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: var(--radius-xl);
  transition: var(--transition);
}

.md3-hero-slide:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.md3-hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.md3-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
  padding: 24px;
  color: white;
  z-index: 2;
}

.md3-hero-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px 0;
  line-height: 1.4;
}

.md3-hero-content p {
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
  opacity: 0.9;
}

.md3-pagination {
  position: relative;
  z-index: 3;
  margin-top: 20px;
}

.md3-pagination .swiper-pagination-bullet {
  background-color: var(--md-outline);
  opacity: 0.5;
  width: 8px;
  height: 8px;
  transition: var(--transition);
}

.md3-pagination .swiper-pagination-bullet-active {
  background: var(--primary-gradient);
  opacity: 1;
  width: 24px;
  border-radius: var(--radius-full);
}

/* Navigation Buttons - 现代化设计 */
.md3-nav-button {
  width: 48px;
  height: 48px;
  margin-top: -24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  opacity: 0.9;
}

@media (prefers-color-scheme: dark) {
  .md3-nav-button {
    background: rgba(26, 26, 26, 0.95);
  }
}

.md3-nav-button:hover {
  background: var(--bg-primary);
  border-color: var(--md-primary);
  color: var(--md-primary);
  box-shadow: var(--shadow-lg);
  opacity: 1;
  transform: scale(1.1);
}

.md3-nav-button:after {
  font-size: 18px;
  font-weight: 700;
}

.md3-nav-button.swiper-button-disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.md3-nav-button.swiper-button-disabled:hover {
  transform: none;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-primary);
  border-color: var(--border-color);
}

@media (prefers-color-scheme: dark) {
  .md3-nav-button.swiper-button-disabled:hover {
    background: rgba(26, 26, 26, 0.95);
  }
}


/* App Sections - 卡片式布局 */
.md3-app-sections {
  padding: 0;
  position: relative;
  z-index: 2;
  background-color: var(--md-surface);
}

.md3-app-section {
  margin-bottom: 48px;
}

.md3-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.md3-section-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.md3-section-title::before {
  content: '';
  width: 4px;
  height: 24px;
  background: var(--primary-gradient);
  border-radius: 2px;
}

/* App Grid - 响应式网格 */
.md3-app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

/* App Card - 现代化卡片 */
.md3-app-card {
  background: var(--md-surface-container);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.md3-app-card.md3-animate-in {
  opacity: 1;
  transform: translateY(0);
}

.md3-app-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.md3-app-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.md3-app-card-content {
  display: flex;
  align-items: flex-start;
  padding: 20px;
  gap: 16px;
}

.md3-app-icon-container {
  flex-shrink: 0;
  position: relative;
}

.md3-app-icon-container::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  opacity: 0;
  transition: var(--transition);
  z-index: -1;
}

.md3-app-card:hover .md3-app-icon-container::after {
  opacity: 0.15;
}

.md3-app-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  object-fit: cover;
  transition: var(--transition);
}

.md3-app-card:hover .md3-app-icon {
  transform: scale(1.05);
}

.md3-app-info {
  flex: 1;
  min-width: 0;
}

.md3-app-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 6px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.4;
}

.md3-app-category {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.md3-app-description {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.md3-app-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

.md3-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.md3-meta-item i {
  font-size: 16px;
  opacity: 0.8;
}





.md3-no-results {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  text-align: center;
  gap: 20px;
}

.md3-no-results-icon {
  width: 80px;
  height: 80px;
  color: var(--text-tertiary);
  opacity: 0.5;
}

.md3-no-results h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.md3-no-results p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
  max-width: 400px;
}

/* Buttons - 现代化按钮 */
.md3-button-filled {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--primary-gradient);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.md3-button-filled:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.md3-button-outlined {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: transparent;
  color: var(--md-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.md3-button-outlined:hover {
  background: var(--primary-gradient);
  color: white;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.md3-button-text {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: transparent;
  color: var(--md-primary);
  border: none;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.md3-button-text:hover {
  background: rgba(6, 182, 212, 0.1);
}



/* Back to Top FAB - 渐变浮动按钮 */
.md3-fab-secondary {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--primary-gradient);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.md3-fab-secondary:hover {
  box-shadow: 0 12px 40px rgba(6, 182, 212, 0.4);
  transform: translateY(-4px) scale(1.05);
}

/* Toast Component - 现代化提示 */
.md3-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: white;
  padding: 16px 24px;
  border-radius: var(--radius-lg);
  font-size: 14px;
  line-height: 1.5;
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  opacity: 0;
  transition: var(--transition);
  min-width: 200px;
  text-align: center;
}

.md3-toast.md3-toast-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Ripple Effect */
.md3-ripple {
  position: absolute;
  border-radius: var(--md-shape-corner-full);
  background-color: rgba(255, 255, 255, 0.3);
  transform: scale(0);
  pointer-events: none;
  animation: md3-ripple-animation var(--md-motion-duration-long2) var(--md-motion-easing-standard);
}

@keyframes md3-ripple-animation {
  to {
    transform: scale(2);
    opacity: 0;
  }
}

/* Filter Active State */
body.md3-filter-active {
  overflow: hidden;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .md3-container {
    padding: 0 16px;
  }

  .md3-app-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
  }
}

@media (max-width: 768px) {


  .md3-main-content {
    margin-top: 56px;
    padding: 20px 0;
  }

  .md3-container {
    padding: 0 12px;
  }

  .md3-hero-section {
    padding: 0 0 24px;
  }

  .md3-hero-swiper {
    border-radius: var(--radius-lg);
  }

  .md3-nav-button {
    display: none;
  }

  /* 强制手机端只显示1个轮播项 */
  .md3-hero-swiper .swiper-slide {
    width: 100% !important;
    flex-shrink: 0 !important;
  }

  .md3-hero-swiper .swiper-wrapper {
    width: 100% !important;
  }

  .md3-hero-overlay {
    padding: 16px;
  }

  .md3-hero-content h3 {
    font-size: 16px;
  }

  .md3-hero-content p {
    font-size: 13px;
  }

  /* 最新应用响应式 */
  .md3-recent-apps-section {
    margin-bottom: 32px;
  }

  .md3-recent-apps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .md3-recent-app-card .md3-app-link {
    padding: 12px;
    gap: 8px;
  }

  .md3-recent-app-card .md3-app-icon {
    width: 56px;
    height: 56px;
  }

  .md3-recent-app-card .md3-app-name {
    font-size: 13px;
  }

  .md3-recent-app-card .md3-app-category {
    font-size: 11px;
  }

  /* 最近应用集响应式 */
  .md3-recent-app-groups-section {
    margin-bottom: 32px;
  }

  .md3-app-groups-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .md3-app-group-cover {
    height: 160px;
  }

  .md3-app-group-info {
    padding: 12px;
  }

  .md3-app-group-name {
    font-size: 15px;
  }

  .md3-app-group-desc {
    font-size: 12px;
    min-height: 36px;
  }

  .md3-app-group-meta {
    padding-top: 10px;
  }

  /* 最新动态响应式 */
  .md3-recent-articles-section {
    margin-bottom: 32px;
  }

  .md3-articles-grid {
    /* 重置瀑布流布局为grid布局 */
    column-count: auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .md3-article-link {
    padding: 16px;
  }

  .md3-article-header {
    margin-bottom: 12px;
  }

  .md3-article-avatar {
    width: 36px;
    height: 36px;
  }

  .md3-article-username {
    font-size: 13px;
  }

  .md3-article-title {
    font-size: 15px;
  }

  .md3-article-content {
    font-size: 13px;
  }

  .md3-app-sections {
    padding: 0;
  }

  .md3-app-section {
    margin-bottom: 32px;
  }

  .md3-section-header {
    margin-bottom: 16px;
  }

  .md3-section-title {
    font-size: 20px;
  }

  .md3-section-title::before {
    height: 20px;
  }

  .md3-app-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .md3-app-card {
    border-radius: var(--radius-lg);
  }

  .md3-app-card-content {
    padding: 16px;
    gap: 12px;
  }

  .md3-app-icon {
    width: 56px;
    height: 56px;
  }

  .md3-app-name {
    font-size: 16px;
  }

  .md3-fab-small {
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 480px) {

  .md3-hero-slide {
    aspect-ratio: 16/9;
    margin: 0 auto;
    max-width: 100%;
  }

  .md3-hero-overlay {
    padding: 16px;
  }

  .md3-hero-content h3 {
    font-size: var(--md-typescale-title-medium-font-size);
    margin-bottom: 8px;
  }

  .md3-hero-content p {
    font-size: var(--md-typescale-body-medium-font-size);
  }

  /* 最新应用超小屏幕 */
  .md3-recent-apps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .md3-recent-app-card .md3-app-link {
    padding: 10px;
  }

  .md3-recent-app-card .md3-app-icon {
    width: 48px;
    height: 48px;
  }

  .md3-recent-app-card .md3-app-name {
    font-size: 12px;
  }

  .md3-recent-app-card .md3-app-category {
    font-size: 10px;
  }

  /* 最新动态超小屏幕 */
  .md3-article-link {
    padding: 12px;
  }

  .md3-article-header {
    margin-bottom: 10px;
  }

  .md3-article-avatar {
    width: 32px;
    height: 32px;
  }

  .md3-article-title {
    font-size: 14px;
    margin-bottom: 8px;
  }

  .md3-article-content {
    font-size: 12px;
    margin-bottom: 12px;
  }

  .md3-article-footer {
    padding-top: 10px;
  }

  .md3-article-stat {
    font-size: 12px;
  }

  .md3-article-stat i {
    font-size: 16px;
  }

  .md3-app-card-content {
    padding: 10px;
    gap: 10px;
  }

  .md3-app-icon {
    width: 48px;
    height: 48px;
  }

  .md3-app-meta {
    gap: 12px;
  }

  .md3-fab-small {
    width: 32px;
    height: 32px;
  }



  .md3-toast {
    left: 16px;
    right: 16px;
    transform: translateY(100px);
  }

  .md3-toast.md3-toast-show {
    transform: translateY(0);
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --md-surface: #1a1c1e;
    --md-on-surface: #e3e2e6;
    --md-surface-variant: #44474e;
    --md-on-surface-variant: #c4c6d0;
    --md-surface-container-lowest: #0f1113;
    --md-surface-container-low: #1a1c1e;
    --md-surface-container: #1e2022;
    --md-surface-container-high: #282a2d;
    --md-surface-container-highest: #333538;
    --md-outline: #8e9099;
    --md-outline-variant: #44474e;
    --md-inverse-surface: #e3e2e6;
    --md-inverse-on-surface: #2f3033;
    --md-inverse-primary: #0891b2;

    /* Background Colors for Dark Mode */
    --bg-primary: #1a1c1e;
    --bg-secondary: #1e2022;
    --bg-tertiary: #282a2d;

    /* Text Colors for Dark Mode */
    --text-primary: #e3e2e6;
    --text-secondary: #c4c6d0;
    --text-tertiary: #8e9099;

    /* Border Colors for Dark Mode */
    --border-color: #44474e;
  }

  body {
    background: var(--bg-secondary);
    color: var(--text-primary);
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --md-outline: #000000;
    --md-outline-variant: #444444;
  }

  .md3-app-card {
    border-width: 2px;
  }

  .md3-chip {
    border-width: 2px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .md3-app-card {
    transform: none !important;
  }

  .md3-ripple {
    display: none;
  }
}

/* Performance Optimizations */
.md3-app-icon {
  will-change: transform;
}

.md3-app-card {
  will-change: transform, box-shadow;
}

.md3-fab-primary,
.md3-fab-secondary,
.md3-fab-small {
  will-change: transform, box-shadow;
}

/* Focus Styles for Accessibility */
.md3-search-input:focus,
.md3-icon-button:focus,
.md3-fab-primary:focus,
.md3-fab-secondary:focus,
.md3-fab-small:focus,
.md3-button-filled:focus,
.md3-button-outlined:focus,
.md3-button-text:focus,
.md3-chip:focus,
.md3-category-item:focus {
  outline: 2px solid var(--md-primary);
  outline-offset: 2px;
}

/* Print Styles */
@media print {

  .md3-filter-panel,
  .md3-fab-primary,
  .md3-fab-secondary,
  .md3-toast {
    display: none !important;
  }

  .md3-main-content {
    margin-top: 0;
  }

  .md3-app-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* Mobile-specific Enhancements */
@media (max-width: 768px) {

  /* Touch-friendly interactions */
  .md3-app-card {
    min-height: 120px;
    touch-action: manipulation;
  }

  .md3-app-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }

  /* Improved touch targets */
  .md3-icon-button,
  .md3-fab-small {
    min-width: 44px;
    min-height: 44px;
  }



  /* Pull-to-refresh indicator */
  .md3-pull-refresh {
    position: absolute;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--md-surface);
    border-radius: var(--md-shape-corner-full);
    box-shadow: var(--md-elevation-level2);
    opacity: 0;
    transition: all var(--md-motion-duration-medium2) var(--md-motion-easing-standard);
  }

  .md3-pull-refresh.active {
    opacity: 1;
    top: 20px;
  }



  /* Mobile toast positioning */
  .md3-toast {
    bottom: calc(env(safe-area-inset-bottom) + 16px);
    left: 16px;
    right: 16px;
    transform: translateY(100px);
  }

  /* Safe area support */
  .md3-main-content {
    margin-top: calc(64px + env(safe-area-inset-top));
  }
}

/* PWA Support */
@media (display-mode: standalone) {
  .md3-main-content {
    margin-top: calc(64px + env(safe-area-inset-top));
  }
}

/* Landscape mobile optimizations */
@media (max-width: 768px) and (orientation: landscape) {
  .md3-hero-section {
    padding: 8px 0;
  }

  .md3-hero-slide {
    aspect-ratio: 3/1;
  }

  .md3-hero-overlay {
    padding: 8px 12px;
  }

  .md3-hero-content h3 {
    font-size: var(--md-typescale-body-large-font-size);
    margin-bottom: 2px;
  }

  .md3-hero-content p {
    font-size: var(--md-typescale-body-small-font-size);
  }



  .md3-app-sections {
    padding: 16px 0;
  }

  .md3-app-section {
    margin-bottom: 24px;
  }
}

/* Tablet optimizations - 保持单个显示 */
@media (min-width: 768px) and (max-width: 1024px) {
  .md3-app-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  .md3-hero-slide {
    aspect-ratio: 16/9;
  }

  .md3-nav-button {
    width: 40px;
    height: 40px;
    margin-top: -20px;
  }
}

/* Large screen optimizations - 桌面端3个展示 */
@media (min-width: 1024px) {
  .md3-container {
    max-width: 1400px;
  }

  .md3-app-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
  }

  .md3-hero-section {
    padding: 24px 0;
  }

  .md3-hero-slide {
    aspect-ratio: 16/9;
  }

  .md3-hero-overlay {
    padding: 20px;
  }

  .md3-hero-content h3 {
    font-size: var(--md-typescale-headline-small-font-size);
    margin-bottom: 6px;
  }

  .md3-hero-content p {
    font-size: var(--md-typescale-body-medium-font-size);
  }

  .md3-app-sections {
    padding: 48px 0;
  }

  .md3-app-section {
    margin-bottom: 64px;
  }
}

/* 最新应用区块 */
.md3-recent-apps-section {
  margin-bottom: 48px;
}

.md3-recent-apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.md3-recent-app-card {
  background: var(--md-surface-container);
  border-radius: var(--md-shape-corner-large);
  overflow: hidden;
  border: 1px solid var(--md-outline-variant);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.md3-recent-app-card.md3-animate-in {
  opacity: 1;
  transform: translateY(0);
}

.md3-recent-app-card:hover {
  transform: translateY(-4px);
  background: var(--md-surface-container);
  border-color: var(--md-primary);
}

.md3-recent-app-card .md3-app-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  gap: 12px;
  text-align: center;
}

.md3-recent-app-card .md3-app-icon-container {
  position: relative;
}

.md3-recent-app-card .md3-app-icon-container::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  opacity: 0;
  transition: var(--transition);
  z-index: -1;
}

.md3-recent-app-card:hover .md3-app-icon-container::after {
  opacity: 0.15;
}

.md3-recent-app-card .md3-app-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  object-fit: cover;
  transition: var(--transition);
}

.md3-recent-app-card:hover .md3-app-icon {
  transform: scale(1.05);
}

.md3-recent-app-card .md3-app-info {
  width: 100%;
}

.md3-recent-app-card .md3-app-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 4px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.md3-recent-app-card .md3-app-category {
  font-size: 12px;
  color: var(--text-secondary);
}

/* 最近应用集区块 */
.md3-recent-app-groups-section {
  margin-bottom: 48px;
}

.md3-app-groups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.md3-app-group-card {
  background: var(--md-surface-container);
  border-radius: var(--md-shape-corner-large);
  overflow: hidden;
  border: 1px solid var(--md-outline-variant);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.md3-app-group-card.md3-animate-in {
  opacity: 1;
  transform: translateY(0);
}

.md3-app-group-card:hover {
  transform: translateY(-4px);
  background: var(--md-surface-container);
  border-color: var(--md-primary);
}

.md3-app-group-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.md3-app-group-cover {
  position: relative;
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: var(--bg-secondary);
}

.md3-app-group-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.md3-app-group-card:hover .md3-app-group-cover img {
  transform: scale(1.05);
}

.md3-app-group-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
}

.md3-app-group-count {
  display: flex;
  align-items: center;
  gap: 6px;
  color: white;
  font-size: 14px;
  font-weight: 500;
}

.md3-app-group-count i {
  font-size: 18px;
}

.md3-app-group-info {
  padding: 16px;
}

.md3-app-group-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 8px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.md3-app-group-desc {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0 0 12px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  min-height: 40px;
}

.md3-app-group-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
}

.md3-app-group-author {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.md3-author-avatar {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.md3-author-name {
  font-size: 12px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.md3-app-group-stats {
  display: flex;
  align-items: center;
  gap: 12px;
}

.md3-stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
}

.md3-stat-item i {
  font-size: 16px;
}

/* 动态样式已移至 common.css 作为公共组件 */

/* 最新话题区块 */
.md3-recent-tags-section {
  margin-bottom: 48px;
}

.md3-tags-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.md3-tag-card {
  background: var(--md-surface-container);
  border-radius: var(--md-shape-corner-large);
  overflow: hidden;
  border: 1px solid var(--md-outline-variant);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.md3-tag-card.md3-animate-in {
  opacity: 1;
  transform: translateY(0);
}

.md3-tag-card:hover {
  transform: translateY(-4px);
  background: var(--md-surface-container);
  border-color: var(--md-primary);
}

.md3-tag-link {
  display: block;
  padding: 20px;
  text-decoration: none;
  color: inherit;
}

.md3-tag-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.md3-tag-image {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  flex-shrink: 0;
}

.md3-tag-info {
  flex: 1;
  min-width: 0;
}

.md3-tag-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.md3-tag-description {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.md3-tag-stats {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--md-outline-variant);
}

.md3-tag-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.md3-tag-stat i {
  font-size: 18px;
}

/* Animation keyframes */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

/* Loading states */
.md3-skeleton {
  background: linear-gradient(90deg,
      var(--md-surface-container) 25%,
      var(--md-surface-container-high) 50%,
      var(--md-surface-container) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* Error states */
.md3-error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  text-align: center;
  color: var(--md-error);
}

.md3-error-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  opacity: 0.6;
}

/* Success states */
.md3-success-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  text-align: center;
  color: var(--md-primary);
}

/* Utility classes */
.md3-hidden {
  display: none !important;
}

.md3-invisible {
  visibility: hidden !important;
}

.md3-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Mobile performance optimizations - Fix flickering */
@media (max-width: 1023px) {

  /* Disable expensive animations on mobile */
  .md3-hero-slide:hover {
    transform: none !important;
    box-shadow: var(--md-elevation-level2) !important;
  }

  /* Reduce animation complexity */
  .md3-app-card {
    transition: opacity var(--md-motion-duration-short2) var(--md-motion-easing-standard) !important;
  }

  .md3-app-card:hover {
    transform: none !important;
  }

  /* Optimize backdrop filters */
  .md3-hero-overlay {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }

  /* Reduce shadow complexity */
  .md3-hero-slide,
  .md3-app-card {
    box-shadow: var(--md-elevation-level1) !important;
  }

  /* Disable skeleton animation on mobile */
  .md3-skeleton {
    animation: none !important;
    background: var(--md-surface-container) !important;
  }

  /* Force hardware acceleration for smooth scrolling */
  .md3-hero-swiper,
  .md3-app-grid {
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    will-change: auto;
  }

  /* Disable auto-play on mobile to prevent flickering */
  .swiper {
    --swiper-autoplay-delay: 0;
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .md3-hero-slide {
    transform: none !important;
  }

  .md3-app-card {
    transform: none !important;
  }

  .md3-skeleton {
    animation: none !important;
  }
}