/* ============================================
   黄色仓库 - 首页专属样式
   ============================================ */

/* === Hero区域 === */
.hero {
  position: relative;
  height: 90vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: -70px;
  padding-top: 70px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 1;
}

.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.5;
}

.hero__content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-xl);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: rgba(156, 39, 176, 0.15);
  border: 1px solid rgba(156, 39, 176, 0.3);
  border-radius: var(--radius-xl);
  font-size: var(--fs-xs);
  color: var(--accent);
  margin-bottom: var(--space-xl);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 10px rgba(156,39,176,0.2); }
  50% { box-shadow: 0 0 20px rgba(156,39,176,0.4); }
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--space-xl);
  letter-spacing: -1px;
}

.hero__title span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--fs-lg);
  color: var(--text-muted);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero搜索框 */
.hero__search {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}

.hero__search-input {
  width: 100%;
  height: 56px;
  background: rgba(26, 26, 46, 0.8);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 0 60px 0 var(--space-xl);
  font-size: var(--fs-base);
  color: var(--text);
  font-family: var(--font-body);
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
}

.hero__search-input::placeholder {
  color: var(--text-muted);
}

.hero__search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.hero__search-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all var(--transition-fast);
}

.hero__search-btn:hover {
  transform: translateY(-50%) scale(1.05);
}

.hero__search-tags {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

.hero__search-tags .tag {
  font-size: 11px;
  background: rgba(255,255,255,0.05);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.hero__search-tags .tag:hover {
  border-color: var(--primary);
  color: var(--accent);
}

/* === 流派导航 === */
.genres-section {
  padding: var(--space-4xl) 0;
}

.genres-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.genre-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.genre-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-glow);
}

.genre-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.genre-card:hover .genre-card__img {
  transform: scale(1.1);
}

.genre-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.85) 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
}

.genre-card__name {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
}

.genre-card__count {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* === 本周霸榜Beat === */
.top-beats-section {
  padding: var(--space-4xl) 0;
}

.beat-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.beat-item {
  display: grid;
  grid-template-columns: 40px 60px 1fr auto auto auto auto;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.beat-item:hover {
  border-color: var(--border-color);
  background: rgba(26, 26, 46, 0.8);
  transform: translateX(4px);
}

.beat-item__rank {
  font-family: var(--font-mono);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--text-muted);
  text-align: center;
}

.beat-item:nth-child(1) .beat-item__rank { color: #FFD700; }
.beat-item:nth-child(2) .beat-item__rank { color: #C0C0C0; }
.beat-item:nth-child(3) .beat-item__rank { color: #CD7F32; }

.beat-item__cover {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  object-fit: cover;
  position: relative;
}

.beat-item__play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  opacity: 0;
  transition: opacity var(--transition-fast);
  color: white;
  font-size: 1.2rem;
}

.beat-item:hover .beat-item__play-overlay {
  opacity: 1;
}

.beat-item__info {
  min-width: 0;
}

.beat-item__title {
  font-size: var(--fs-sm);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.beat-item__producer {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.beat-item__tags {
  display: flex;
  gap: var(--space-xs);
}

.beat-item__bpm {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--success);
}

.beat-item__key {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--warning);
}

.beat-item__waveform {
  width: 120px;
  height: 30px;
}

.beat-item__price {
  font-family: var(--font-heading);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--text);
  min-width: 60px;
  text-align: right;
}

.beat-item__buy {
  padding: 8px 16px;
  background: var(--gradient-primary);
  color: white;
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.beat-item__buy:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow);
}

/* === 采样包轮播 === */
.soundkits-section {
  padding: var(--space-4xl) 0;
}

.soundkits-carousel {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: var(--space-md);
}

.soundkits-carousel::-webkit-scrollbar {
  display: none;
}

.soundkit-card {
  min-width: 280px;
  scroll-snap-align: start;
  background: var(--card-bg);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.soundkit-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.soundkit-card__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.soundkit-card__body {
  padding: var(--space-lg);
}

.soundkit-card__title {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.soundkit-card__meta {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.soundkit-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.soundkit-card__price {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
}

/* === 焦点制作人 === */
.spotlight-section {
  padding: var(--space-4xl) 0;
  background: var(--gradient-dark);
}

.spotlight-card {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-2xl);
  background: var(--card-bg);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  padding: var(--space-2xl);
}

.spotlight-card__avatar {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  object-fit: cover;
}

.spotlight-card__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.spotlight-card__name {
  font-size: var(--fs-2xl);
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.spotlight-card__quote {
  font-size: var(--fs-md);
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: var(--space-xl);
  padding-left: var(--space-lg);
  border-left: 3px solid var(--primary);
}

.spotlight-card__stats {
  display: flex;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.spotlight-card__stat {
  text-align: center;
}

.spotlight-card__stat-value {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--secondary);
}

.spotlight-card__stat-label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* === 授权体系简介 === */
.licensing-preview {
  padding: var(--space-4xl) 0;
}

.licensing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.licensing-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.licensing-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}

.licensing-card__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-lg);
  background: rgba(156, 39, 176, 0.1);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--secondary);
}

.licensing-card__title {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.licensing-card__desc {
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* === 成功案例 === */
.success-section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.success-section__bg {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.success-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  position: relative;
  z-index: 1;
}

.success-card {
  background: rgba(26, 26, 46, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
}

.success-card__plays {
  font-family: var(--font-mono);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--success);
  margin-bottom: var(--space-sm);
}

.success-card__song {
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.success-card__artist {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.success-card__quote {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  font-style: italic;
  padding-left: var(--space-md);
  border-left: 2px solid var(--primary);
}

/* === SEO文本区 === */
.seo-section {
  padding: var(--space-4xl) 0;
  border-top: 1px solid var(--border-color);
}

.seo-section__content {
  columns: 2;
  column-gap: var(--space-2xl);
}

.seo-section__content h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-md);
  color: var(--text);
  break-after: avoid;
}

.seo-section__content p {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.seo-accordion {
  margin-top: var(--space-xl);
}

.seo-accordion__item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.seo-accordion__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  background: var(--card-bg);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--fs-sm);
  transition: background var(--transition-fast);
  width: 100%;
  color: var(--text);
  text-align: left;
}

.seo-accordion__header:hover {
  background: rgba(156, 39, 176, 0.05);
}

.seo-accordion__body {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: 1.8;
  display: none;
}

.seo-accordion__item.active .seo-accordion__body {
  display: block;
}

/* === 响应式 === */
@media (max-width: 768px) {
  .hero {
    height: auto;
    min-height: 80vh;
    padding-top: 100px;
    padding-bottom: var(--space-3xl);
  }

  .genres-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .beat-item {
    grid-template-columns: 30px 40px 1fr auto;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
  }

  .beat-item__waveform,
  .beat-item__tags {
    display: none;
  }

  .spotlight-card {
    grid-template-columns: 1fr;
  }

  .spotlight-card__avatar {
    max-width: 200px;
    margin: 0 auto;
  }

  .seo-section__content {
    columns: 1;
  }
}