/* ========================================
   玻璃质感模块 - 订蛋糕须知 & 蛋糕类型
   ======================================== */

/* 订蛋糕须知区域 - 玻璃卡片升级 */
.notice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 2.8rem 0 3rem;
}

.notice-item {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 2.4rem 2rem 2.2rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 24px;
  box-shadow: 
    0 20px 40px -16px rgba(60, 40, 20, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transition: all 0.35s cubic-bezier(0.2, 0, 0, 1);
  position: relative;
  overflow: hidden;
}

/* 玻璃高光反射 */
.notice-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.6s ease;
}

.notice-item:hover::before {
  left: 100%;
}

.notice-item:hover {
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 
    0 28px 50px -20px rgba(80, 50, 30, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(-4px);
}

.notice-index {
  font-size: 2.2rem;
  font-weight: 300;
  color: rgba(80, 60, 45, 0.5);
  margin-bottom: 0.8rem;
  letter-spacing: -1px;
  border-bottom: 1px solid rgba(180, 150, 120, 0.15);
  padding-bottom: 0.6rem;
}

.notice-item p {
  font-size: 1.05rem;
  color: #3a312a;
  margin-bottom: 1.2rem;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.3);
}

.notice-quote {
  font-style: italic;
  color: #8f7d6c;
  margin-top: 1.2rem;
  font-size: 0.95rem;
}

/* ========================================
   蛋糕类型区域 - 玻璃容器
   ======================================== */

/* 整个蛋糕区域容器 */
.category-tabs {
  margin: 2rem 0 2.5rem;
  padding: 2.5rem 2rem;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 36px;
  box-shadow: 
    0 20px 40px -16px rgba(60, 40, 20, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* 分类标签容器 */
.tab-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem 2rem;
  margin-bottom: 2.5rem;
  padding: 0.5rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 60px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

/* 标签按钮 - 玻璃质感 */
.tab-btn {
  background: transparent;
  border: none;
  padding: 0.8rem 1.8rem;
  font-size: 1.2rem;
  font-family: 'Times New Roman', serif;
  letter-spacing: 4px;
  color: #5a4a3a;
  cursor: pointer;
  border-radius: 40px;
  transition: all 0.3s cubic-bezier(0.2, 0, 0, 1);
  font-weight: 350;
  position: relative;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  color: #2f2721;
  transform: scale(1.02);
}

.tab-btn.active {
  background: rgba(255, 255, 255, 0.5);
  color: #3d3229;
  font-weight: 400;
  box-shadow: 
    0 4px 12px rgba(100, 70, 40, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* 排序栏 */
.sort-bar {
  display: flex;
  justify-content: flex-end;
  gap: 2rem;
  margin-bottom: 2rem;
  padding: 0.5rem 1rem;
}

.sort-option {
  color: #6a5a4a;
  text-decoration: none;
  padding: 6px 16px;
  border-radius: 30px;
  cursor: pointer;
  font-size: 0.95rem;
  letter-spacing: 2px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.25s;
}

.sort-option:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.3);
}

.sort-option.active-sort {
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.5);
  color: #3d3229;
}

/* 蛋糕卡片 - 玻璃质感 */
.cake-card {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.2, 0, 0, 1);
  box-shadow: 
    0 12px 24px -12px rgba(60, 40, 20, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.cake-card:hover {
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: rgba(255, 255, 255, 0.45);
  box-shadow: 
    0 24px 40px -16px rgba(80, 50, 30, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transform: translateY(-6px);
}

.cake-visual {
  aspect-ratio: 1/1;
  background-color: rgba(235, 220, 205, 0.3);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6f5f50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.cake-caption {
  padding: 1.2rem 1rem 1.5rem;
  background: rgba(255, 255, 255, 0.1);
}

.cake-name {
  font-size: 1.25rem;
  font-weight: 430;
  color: #3a312a;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.2);
}

.cake-desc {
  color: #7a6a5a;
  font-size: 0.9rem;
}

/* 空状态 */
.empty-message {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  color: #8a7a6a;
  font-style: italic;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ========================================
   响应式调整
   ======================================== */
@media (max-width: 720px) {
  .category-tabs {
    padding: 1.5rem 1rem;
  }
  
  .tab-container {
    gap: 0.5rem 1rem;
    padding: 0.3rem;
  }
  
  .tab-btn {
    font-size: 1rem;
    letter-spacing: 2px;
    padding: 0.6rem 1.2rem;
  }
  
  .notice-item {
    padding: 1.8rem 1.5rem;
  }
}