/* ============================================
   首页专属样式
   ============================================ */

/* === 英雄区 === */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.5s ease;
}

.hero-slide.active {
  opacity: 1;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.6));
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-6);
}

.hero-content h1 {
  color: #fff;
  font-size: var(--text-5xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-content p {
  color: rgba(255,255,255,0.9);
  font-size: var(--text-xl);
  margin-bottom: var(--space-8);
}

/* 搜索框 */
.hero-search {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
}

.hero-search input {
  width: 100%;
  padding: var(--space-5) var(--space-6);
  padding-right: 120px;
  font-size: var(--text-lg);
  border: none;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.95);
  box-shadow: var(--shadow-xl);
  outline: none;
}

.hero-search input::placeholder {
  color: var(--secondary);
}

.hero-search button {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-3) var(--space-6);
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--text-sm);
  transition: background var(--transition-fast);
}

.hero-search button:hover {
  background: var(--accent-hover);
}

.hero-tags {
  margin-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.hero-tags span {
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
}

.hero-tags a {
  color: rgba(255,255,255,0.9);
  font-size: var(--text-sm);
  padding: var(--space-1) var(--space-3);
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.hero-tags a:hover {
  background: rgba(255,255,255,0.3);
}

/* === 热门分类 === */
.categories-section {
  padding: var(--space-20) 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  cursor: pointer;
}

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

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

.category-card .category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-6);
}

.category-card h3 {
  color: #fff;
  font-size: var(--text-lg);
  font-weight: 600;
}

.category-card .photo-count {
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
}

/* === 编辑精选 === */
.editors-pick {
  padding: var(--space-20) 0;
  background: var(--card-bg);
}

/* === 摄影师推荐 === */
.photographers-section {
  padding: var(--space-20) 0;
}

.photographers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.photographer-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-base);
}

.photographer-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
}

.photographer-card .avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  object-fit: cover;
  margin: 0 auto var(--space-4);
}

.photographer-card h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.photographer-card .specialty {
  color: var(--secondary);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.photographer-works {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.photographer-works img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

/* === 授权优势 === */
.advantages-section {
  padding: var(--space-20) 0;
  background: var(--primary);
  color: #fff;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.advantage-item {
  text-align: center;
}

.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.advantage-item h4 {
  color: #fff;
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.advantage-item p {
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
}

/* === 最新入库 === */
.new-arrivals {
  padding: var(--space-20) 0;
}

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

.arrival-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.arrival-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.arrival-item:hover img {
  transform: scale(1.05);
}

/* === 信任背书 === */
.trust-section {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  flex-wrap: wrap;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: all var(--transition-base);
}

.trust-logos:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.testimonial {
  max-width: 700px;
  margin: var(--space-12) auto 0;
  text-align: center;
}

.testimonial blockquote {
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.testimonial cite {
  color: var(--secondary);
  font-size: var(--text-sm);
}

/* === 响应式 === */
@media (max-width: 1024px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .photographers-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .arrivals-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .hero-content h1 { font-size: var(--text-3xl); }
  .hero-content p { font-size: var(--text-base); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .photographers-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: 1fr; }
  .arrivals-grid { grid-template-columns: repeat(2, 1fr); }
}