/**
 * 首页样式表 - Index Page Styles
 * 包含：轮播图、各模块样式
 */

/* ========================================
   轮播图模块 - Hero Carousel
   ======================================== */
.hero-carousel {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.carousel-slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
}

.carousel-slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transform: scale(1.1);
  transition: transform 6s ease;
}

.carousel-slide.active .carousel-slide-bg {
  transform: scale(1);
}

.carousel-slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.5));
}

.carousel-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--bg-white);
  z-index: 2;
  max-width: 800px;
  padding: 0 var(--space-lg);
}

.carousel-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.3s;
}

.carousel-slide.active .carousel-title {
  opacity: 1;
  transform: translateY(0);
}

.carousel-desc {
  font-size: var(--font-size-md);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.5s;
}

.carousel-slide.active .carousel-desc {
  opacity: 1;
  transform: translateY(0);
}

.carousel-btn {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.7s;
}

.carousel-slide.active .carousel-btn {
  opacity: 1;
  transform: translateY(0);
}

/* 轮播控制按钮 */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-white);
  font-size: var(--font-size-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 10;
}

.carousel-arrow:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: translateY(-50%) scale(1.05);
}

.carousel-arrow.prev {
  left: 40px;
}

.carousel-arrow.next {
  right: 40px;
}

/* 轮播指示器 */
.carousel-indicators {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-sm);
  z-index: 10;
}

.carousel-indicator {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.carousel-indicator.active {
  background: var(--bg-white);
  width: 60px;
}

/* ========================================
   旅行日记模块 - Diary Section
   ======================================== */
.diary-section {
  background: var(--bg-white);
}

.diary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.diary-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.diary-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.diary-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.diary-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.diary-card:hover .diary-card-image img {
  transform: scale(1.08);
}

.diary-card-date {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--bg-white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--text-primary);
}

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

.diary-card-tags {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
  flex-wrap: wrap;
}

.diary-card-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.diary-card-excerpt {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========================================
   旅行路线模块 - Route Section
   ======================================== */
.route-section {
  background: var(--bg-light);
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.route-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.route-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.route-card-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.route-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.route-card:hover .route-card-image img {
  transform: scale(1.08);
}

.route-card-days {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--bg-white);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

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

.route-card-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.route-card-highlights {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.route-card-highlights .tag {
  background: rgba(0, 191, 255, 0.1);
  color: var(--secondary-color);
}

/* ========================================
   旅行相册模块 - Album Section
   ======================================== */
.album-section {
  background: var(--bg-white);
}

.album-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(4, 180px);
  gap: var(--space-md);
}

.album-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  height: 180px;
}

.album-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.album-item:hover img {
  transform: scale(1.1);
}

.album-item-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}

.album-item:hover .album-item-overlay {
  opacity: 1;
}

.album-item-title {
  color: var(--bg-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* ========================================
   景点推荐模块 - Spot Section
   ======================================== */
.spot-section {
  background: var(--bg-light);
}

.spot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.spot-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.spot-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.spot-card-image {
  height: 160px;
  overflow: hidden;
}

.spot-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.spot-card:hover .spot-card-image img {
  transform: scale(1.08);
}

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

.spot-card-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.spot-card-location {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.spot-card-desc {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========================================
   关于博主模块 - About Section
   ======================================== */
.about-section {
  background: var(--bg-white);
  padding: var(--space-3xl) 0;
}

.about-inner {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
}

.about-image {
  flex: 0 0 400px;
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.about-content {
  flex: 1;
}

.about-label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
}

.about-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.about-name {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.about-bio {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.about-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.about-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background: var(--bg-light);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.about-tag i {
  color: var(--primary-color);
}

/* ========================================
   自媒体关注区 - Social Follow Section
   ======================================== */
.social-section {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: var(--space-2xl) 0;
}

.social-section-inner {
  text-align: center;
}

.social-section-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--bg-white);
  margin-bottom: var(--space-md);
}

.social-section-desc {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
}

.social-platforms {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
}

.social-platform {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  transition: transform var(--transition-normal);
}

.social-platform:hover {
  transform: translateY(-4px);
}

.social-platform-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-white);
  font-size: var(--font-size-xl);
  transition: all var(--transition-normal);
}

.social-platform:hover .social-platform-icon {
  background: var(--bg-white);
  color: var(--primary-color);
}

.social-platform-name {
  font-size: var(--font-size-sm);
  color: var(--bg-white);
  font-weight: 500;
}

/* ========================================
   查看更多按钮 - View More
   ======================================== */
.view-more {
  text-align: center;
  margin-top: var(--space-2xl);
}

/* ========================================
   二维码弹窗 - QR Code Modal
   ======================================== */
.qr-modal-content {
  text-align: center;
  padding: var(--space-xl);
}

.qr-code {
  width: 200px;
  height: 200px;
  margin: 0 auto var(--space-lg);
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
}

.qr-code img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.qr-modal-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.qr-modal-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}