/**
 * yumezemi-card ブロックのフロントエンド表示用スタイル
 */

:root {
  --yumezemi-primary: #78909c;
  --yumezemi-primary-dark: #607d8b;
  --yumezemi-secondary: #b0bec5;
  --yumezemi-text-primary: #37474f;
  --yumezemi-text-secondary: #546e7a;
  --yumezemi-text-muted: #78909c;
  --yumezemi-bg-card: #ffffff;
  --yumezemi-bg-light: #eceff1;
  --yumezemi-border: #cfd8dc;
  --yumezemi-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --yumezemi-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --yumezemi-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --yumezemi-radius-sm: 0.375rem;
  --yumezemi-radius: 0.5rem;
  --yumezemi-radius-lg: 0.75rem;
  --yumezemi-transition: all 0.3s ease;
}

.yumezemi-card-wrapper {
  margin-bottom: 0 !important;
  width: 100% !important;
  display: block !important;
}

.sub-card-small.yumezemi-card {
  background: var(--yumezemi-bg-card, #ffffff);
  border-radius: var(--yumezemi-radius-lg, 0.75rem);
  box-shadow: var(--yumezemi-shadow, 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06));
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  cursor: pointer;
  border: none;
  position: relative;

  &:hover {
    transform: translateY(-0.25rem);
    box-shadow: var(--yumezemi-shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05));

    .yumezemi-image-container img {
      transform: scale(1.05);
    }
    
    .yumezemi-more {
      background-color: var(--yumezemi-primary-dark, #4a5568);
    }
  }
}

/* 単一画像スタイル */
.yumezemi-image-container {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.yumezemi-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

/* プレースホルダー画像 */
.yumezemi-img-placeholder {
  width: 100%;
  height: 200px;
  background-color: var(--yumezemi-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  background-image: 
    linear-gradient(135deg, rgba(255,255,255,0.1) 25%, transparent 25%),
    linear-gradient(225deg, rgba(255,255,255,0.1) 25%, transparent 25%),
    linear-gradient(45deg, rgba(255,255,255,0.1) 25%, transparent 25%),
    linear-gradient(315deg, rgba(255,255,255,0.1) 25%, transparent 25%);
  background-position: 10px, 10px, 0, 0;
  background-size: 20px 20px;
  position: relative;
  
  &::after {
    content: "夢ゼミ";
    font-size: 32px;
    font-weight: bold;
    opacity: 0.3;
  }
}

.yumezemi-content {
  padding: 1.5rem;
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  position: relative;
}

.yumezemi-meta {
  position: absolute;
  top: -1.5rem;
  left: 1.5rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  border-radius: 99px;
  padding: 0.5rem 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  max-width: calc(100% - 3rem);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.yumezemi-date {
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  
  &.date-placeholder {
    font-style: italic;
    opacity: 0.8;
  }
}

.yumezemi-theme {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--yumezemi-text-primary);
  margin-bottom: 1rem;
  line-height: 1.4;
  margin-top: 0.75rem;
}

.yumezemi-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  padding: 0.625rem 1.25rem;
  border-radius: 99px;
  transition: var(--yumezemi-transition);
  margin-top: 1rem;
  
  &::after {
    content: '';
    width: 1rem;
    height: 1rem;
    margin-left: 0.5rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M14 5l7 7m0 0l-7 7m7-7H3'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    transition: transform 0.2s ease;
  }
  
  &:hover::after {
    transform: translateX(0.25rem);
  }
}

/* モーダル詳細表示 */
.yumezemi-details-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
  overflow-y: auto;
  opacity: 0;
  transition: opacity 0.3s ease;
  
  &.visible {
    opacity: 1;
  }
}

.yumezemi-details-content {
  background: var(--yumezemi-bg-card);
  border-radius: var(--yumezemi-radius-lg);
  max-width: 700px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--yumezemi-shadow-lg);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  
  &.visible {
    transform: translateY(0);
    opacity: 1;
  }
}

.yumezemi-close-button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  z-index: 10;
  transition: var(--yumezemi-transition);
  
  &:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: scale(1.1);
  }
}

/* 詳細画像スタイル */
.yumezemi-detail-image {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
  
  img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
}

/* 詳細表示プレースホルダー */
.yumezemi-detail-img-placeholder {
  width: 100%;
  height: 250px;
  background-color: var(--yumezemi-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  background-image: 
    linear-gradient(135deg, rgba(255,255,255,0.1) 25%, transparent 25%),
    linear-gradient(225deg, rgba(255,255,255,0.1) 25%, transparent 25%),
    linear-gradient(45deg, rgba(255,255,255,0.1) 25%, transparent 25%),
    linear-gradient(315deg, rgba(255,255,255,0.1) 25%, transparent 25%);
  background-position: 10px, 10px, 0, 0;
  background-size: 20px 20px;
  position: relative;
  
  &::after {
    content: "夢ゼミ";
    font-size: 48px;
    font-weight: bold;
    opacity: 0.3;
  }
}

.yumezemi-detail-header {
  position: relative;
  
  .yumezemi-detail-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
    padding: 3rem 1.5rem 1.5rem;
    
    h2 {
      color: #fff;
      font-size: 1.75rem;
      font-weight: 700;
      margin: 0;
      text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    }
  }
}

.yumezemi-detail-body {
  padding: 1.5rem;
  padding-top: 2.5rem;
  position: relative;
}

.yumezemi-date-detail {
  position: absolute;
  top: -1rem;
  left: 1.5rem;
  display: inline-flex;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 99px;
  margin-bottom: 1.5rem;
  
  &.date-placeholder {
    font-style: italic;
    opacity: 0.8;
  }
}

.yumezemi-lecturer-info {
  background: var(--yumezemi-bg-light);
  border-radius: var(--yumezemi-radius);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  margin-top: 1rem;
}

.yumezemi-lecturer-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--yumezemi-text-primary);
  margin: 0 0 0.5rem 0;
}

.yumezemi-occupation-detail {
  font-size: 0.875rem;
  color: var(--yumezemi-text-secondary);
  margin: 0;
}

.yumezemi-guest-detail {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--yumezemi-text-secondary);
  background: var(--yumezemi-bg-light);
  padding: 0.75rem 1rem;
  border-radius: var(--yumezemi-radius);
  margin-bottom: 1.5rem;
}

.yumezemi-detail-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--yumezemi-text-secondary);
  white-space: pre-wrap;
}

/* レスポンシブ対応 */
@media (max-width: 767px) {
  .yumezemi-details-content {
    max-width: 95%;
  }
  
  .yumezemi-detail-image {
    height: 180px;
  }
  
  .yumezemi-detail-img-placeholder {
    height: 180px;
  }
  
  .yumezemi-detail-header .yumezemi-detail-overlay h2 {
    font-size: 1.5rem;
  }
  
  .yumezemi-detail-body {
    padding: 1.25rem;
    padding-top: 2.25rem;
  }
}

/* yumezemi-cardsのグリッド表示用 */
.yumezemi-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem auto;
  max-width: 1200px;
  padding: 0 1rem;
  
  @media (max-width: 767px) {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  /* 子要素の配置 */
  .yumezemi-card-wrapper {
    width: 100%;
    margin-bottom: 0;
    display: block;
  }
}