/* 
  51吃瓜 - 影视评分社区
  Theme: Retro Cinema (Popcorn Gold #FFC107, Curtain Red #D32F2F, Dark Night #121212)
*/

:root {
  --color-primary: #FFC107; /* 爆米花金 */
  --color-accent: #D32F2F; /* 幕布红 */
  --color-bg-dark: #121212; /* 暗夜黑 */
  --color-card-bg: #1E1E1E; /* 深灰 */
  --color-text-main: #E0E0E0; /* 正文色 */
  --color-text-muted: #9E9E9E;
  --font-family-base: 'PingFang SC', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --transition-speed: 0.3s;
  --border-radius: 8px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family-base);
  background-color: var(--color-bg-dark);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: #fff;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Header & Nav */
.site-header {
  background-color: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--color-card-bg);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.logo img {
  width: 32px;
  height: 32px;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.main-nav a {
  color: var(--color-text-main);
  font-weight: 500;
  font-size: 1rem;
}

.main-nav a:hover, .main-nav a.active {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  gap: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border-radius: var(--border-radius);
  font-weight: bold;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-speed);
  border: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-bg-dark);
}

.btn-primary:hover {
  background-color: #ffca28;
  color: var(--color-bg-dark);
  box-shadow: 0 0 15px rgba(255, 193, 7, 0.4);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: rgba(255, 193, 7, 0.1);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title::before {
  content: '';
  display: block;
  width: 4px;
  height: 24px;
  background-color: var(--color-accent);
}

/* Hero Carousel */
.hero-carousel {
  position: relative;
  height: 80vh;
  min-height: 500px;
  overflow: hidden;
  background-color: #000;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
  display: flex;
  align-items: flex-end;
  padding-bottom: 5rem;
}

.carousel-slide.active {
  opacity: 1;
  z-index: 1;
}

.carousel-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

.carousel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, var(--color-bg-dark) 0%, transparent 60%);
  z-index: -1;
}

.carousel-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.carousel-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
}

.carousel-desc {
  font-size: 1.2rem;
  max-width: 600px;
  margin-bottom: 2rem;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
}

.carousel-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 1.5rem;
}

.meta-tag {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(4px);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.9rem;
  border: 1px solid rgba(255,255,255,0.2);
}

/* Movie Poster Grid */
.movie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 2rem;
}

.movie-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: transform var(--transition-speed);
  position: relative;
}

.movie-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

.poster-wrapper {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
}

.poster-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.movie-card:hover .poster-wrapper img {
  transform: scale(1.05);
}

/* 新鲜度/评分 悬停翻转效果 */
.poster-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(18, 18, 18, 0.9);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity var(--transition-speed);
  padding: 1.5rem;
  text-align: center;
}

.movie-card:hover .poster-overlay {
  opacity: 1;
}

.freshness-dial {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 4px solid var(--color-card-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.fresh-high { border-color: var(--color-primary); color: var(--color-primary); }
.fresh-mid { border-color: #4CAF50; color: #4CAF50; }
.fresh-low { border-color: var(--color-accent); color: var(--color-accent); }

.card-info {
  padding: 1rem;
}

.card-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* 票根样式组件 */
.ticket-stub {
  background: var(--color-card-bg);
  border: 1px dashed var(--color-primary);
  border-radius: 8px;
  padding: 1rem;
  margin-top: 1rem;
  position: relative;
}

.ticket-stub::before, .ticket-stub::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 16px;
  height: 16px;
  background-color: var(--color-bg-dark);
  border-radius: 50%;
  transform: translateY(-50%);
}

.ticket-stub::before { left: -9px; border-right: 1px dashed var(--color-primary); }
.ticket-stub::after { right: -9px; border-left: 1px dashed var(--color-primary); }

/* Review Cards */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.review-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  border-top: 3px solid var(--color-accent);
}

.review-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.review-title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.review-excerpt {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 情绪标签墙 */
.emotion-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 1rem;
}

.tag {
  background-color: rgba(255, 193, 7, 0.1);
  color: var(--color-primary);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  border: 1px solid rgba(255, 193, 7, 0.3);
}

/* Footer */
.site-footer {
  background-color: #0a0a0a;
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
  border-top: 1px solid var(--color-card-bg);
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h4 {
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.8rem;
}

.footer-col a {
  color: var(--color-text-muted);
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid #333;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* Details Page Specifics */
.detail-hero {
  position: relative;
  padding: 4rem 0;
  background-color: #000;
}

.detail-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: blur(10px);
}

.detail-content {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 3rem;
}

.detail-poster {
  flex: 0 0 300px;
  border-radius: var(--border-radius);
  box-shadow: 0 0 30px rgba(0,0,0,0.8);
}

.detail-info h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

/* 防剧透保护罩 */
.spoiler-guard {
  background: repeating-linear-gradient(45deg, var(--color-card-bg), var(--color-card-bg) 10px, #2a2a2a 10px, #2a2a2a 20px);
  padding: 2rem;
  border-radius: var(--border-radius);
  text-align: center;
  cursor: pointer;
  border: 1px solid var(--color-accent);
  margin: 2rem 0;
}

.spoiler-content {
  display: none;
  padding: 1.5rem;
  background-color: var(--color-card-bg);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.spoiler-content.revealed {
  display: block;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    gap: 1rem;
  }
  .main-nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  .carousel-title {
    font-size: 2rem;
  }
  .detail-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .detail-poster {
    flex: 0 0 200px;
  }
}

/* 首页 H1 标题（视觉与 logo 文字一致） */
.logo-title { font-size: 1.5rem; font-weight: 800; color: var(--color-primary); margin: 0; display: inline; line-height: 1; font-family: inherit; }
@media (max-width: 768px){ .logo-title{ font-size: 1.2rem; } }