/* 达达兔影视自定义样式 - 2025年版本 */

/* 基础重置和变量 */
:root {
  --primary-red: #dc2626;
  --primary-red-hover: #b91c1c;
  --gray-900: #111827;
  --gray-800: #1f2937;
  --gray-700: #374151;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* 通用优化 */
* {
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

input, textarea {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-800);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--primary-red);
  border-radius: 4px;
  transition: var(--transition-smooth);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-red-hover);
}

/* 移动端优化 */
@media (max-width: 768px) {
  /* 头部导航优化 */
  header {
    padding: 0.75rem 1rem;
  }
  
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  /* 搜索框移动端优化 */
  .search-mobile {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 60;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem;
    transform: translateY(-100%);
    transition: var(--transition-smooth);
  }
  
  .search-mobile.active {
    transform: translateY(0);
  }
  
  /* 卡片网格优化 */
  .movie-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  
  /* 排行榜移动端优化 */
  .ranking-tabs {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .ranking-tabs button {
    width: 100%;
    text-align: center;
  }
  
  .ranking-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  /* 分类导航移动端优化 */
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  /* 页脚移动端优化 */
  footer .grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
  /* 主标题优化 */
  .hero-title {
    font-size: 2.5rem;
    line-height: 1.2;
  }
  
  /* 卡片内容优化 */
  .movie-card {
    padding: 0.75rem;
  }
  
  .movie-card h3 {
    font-size: 0.875rem;
  }
  
  .movie-card p {
    font-size: 0.75rem;
  }
  
  /* 排行榜项目优化 */
  .ranking-item {
    padding: 0.5rem;
  }
  
  .ranking-item h4 {
    font-size: 0.875rem;
  }
  
  .ranking-item p {
    font-size: 0.75rem;
  }
}

/* 加载动画 */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes slideIn {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* 动画类 */
.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-slide-in {
  animation: slideIn 0.5s ease-out forwards;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn 0.4s ease-out forwards;
}

/* 卡片悬浮效果增强 */
.movie-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.movie-card:hover .movie-poster {
  transform: scale(1.1);
}

.movie-poster {
  transition: var(--transition-smooth);
  overflow: hidden;
}

/* 按钮增强效果 */
.btn-primary {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary::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: left 0.5s ease;
  z-index: -1;
}

.btn-primary:hover::before {
  left: 100%;
}

/* 搜索建议样式 */
.search-suggestions {
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.search-suggestion-item {
  transition: var(--transition-smooth);
  position: relative;
}

.search-suggestion-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary-red);
  transform: scaleY(0);
  transition: var(--transition-smooth);
}

.search-suggestion-item:hover::before {
  transform: scaleY(1);
}

/* 头部固定优化 */
header {
  transition: var(--transition-smooth);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

header.scrolled {
  background: rgba(0, 0, 0, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* 轮播图指示器 */
.carousel-indicators {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.carousel-dot.active {
  background: var(--primary-red);
  transform: scale(1.2);
}

.carousel-dot:hover {
  background: var(--primary-red-hover);
}

/* 排行榜数字样式 */
.ranking-number {
  background: linear-gradient(135deg, var(--primary-red), var(--primary-red-hover));
  box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
  position: relative;
}

.ranking-number::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  right: 2px;
  bottom: 2px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  border-radius: inherit;
}

/* 分类卡片特殊效果 */
.category-card {
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
  opacity: 0;
  transition: var(--transition-smooth);
}

.category-card:hover::before {
  opacity: 1;
}

/* 响应式图片 */
.responsive-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: var(--transition-smooth);
}

/* 文本截断 */
.text-truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.text-truncate-2 {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.text-truncate-3 {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

/* 加载状态 */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border: 2px solid var(--primary-red);
  border-top: 2px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  transform: translate(-50%, -50%);
}

@keyframes spin {
  0% {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* 无障碍优化 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 焦点样式 */
*:focus {
  outline: 2px solid var(--primary-red);
  outline-offset: 2px;
}

button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--primary-red);
  outline-offset: 2px;
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
  }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
  :root {
    --primary-red: #ff0000;
    --primary-red-hover: #cc0000;
  }
  
  .movie-card {
    border: 2px solid var(--primary-red);
  }
  
  button {
    border: 2px solid var(--primary-red);
  }
}

/* 减少动画模式 */
@media (prefers-reduced-motion: reduce) {
  *,
  ::before,
  ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* 性能优化 */
.will-change-transform {
  will-change: transform;
}

.will-change-opacity {
  will-change: opacity;
}

.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}

/* 字体渲染优化 */
body {
  font-family: var(--font-family);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* 移动端触摸优化 */
@media (hover: none) and (pointer: coarse) {
  .movie-card:hover {
    transform: none;
    box-shadow: none;
  }
  
  .movie-card:active {
    transform: scale(0.98);
  }
  
  button:hover {
    transform: none;
  }
  
  button:active {
    transform: scale(0.95);
  }
}

/* 打印样式 */
@media print {
  header,
  footer,
  .search-container,
  .ranking-tabs,
  .category-grid {
    display: none;
  }
  
  .movie-card {
    break-inside: avoid;
  }
  
  body {
    background: white;
    color: black;
  }
}