@charset "UTF-8";

/* 既存上書き */
#contents {
  padding-top: 56px;
  padding-left: 22px;
  width: auto;
}

.alert_danger,
.alert_info {
  margin-top: 16px;
}

#footer {
  margin-top: 48px;
  background: transparent;
}

/* 追加レイアウト（共通） */
.wrapper {
  display: flex;
}

.nav {
  flex-basis: 232px;
  margin-right: 24px;
}

.content {
  flex: 1;
}

.nav_links {
  line-height: 1.5;
  font-size: 18px;
}

.nav_links dt {
  font-weight: bold;
}

.nav_links dt a {
  display: block;
  color: #333;
  padding: 8px;
  text-decoration: none;
}

.nav_links dt a:hover {
  color: #000;
}

.nav_links dt:not(:first-child) {
  margin-top: 32px;
}

.nav_links dd li a {
  color: #333;
  display: flex;
  align-items: center;
  padding: 8px;
  text-decoration: none;
  transition: background-color 0.4s ease;
  border-radius: 8px;
}

.nav_links dd li a::before {
  content: '▶';
  font-size: 16px;
  color: #ccc;
  margin-right: 8px;
}

.nav_links dd li a:hover,
.nav_links dd li a.current {
  color: #000;
  background-color: #efefef;
}

.nav_links dd li a:hover::before {
  color: #aaa;
}

/* 追加レイアウト（商品一覧） */
.content_tl {
  font-size: 30px;
  font-weight: bold;
  line-height: 1.4;
}

.product_items {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 24px;
}

.product_item {
  box-sizing: border-box;
  flex-basis: 336px;
  border: 1px solid #666;
  margin-top: 28px;
}

.product_item:nth-child(1),
.product_item:nth-child(2) {
  margin-top: 0;
}

.product_item a {
  display: block;
  /* padding: 38px; */
  padding: 19px;
  text-decoration: none;
  transition: opacity 0.4s ease;
}

.product_item a:hover {
  opacity: 0.75;
}

.product_img {
  margin-bottom: 8px;
  /* 追加 */
  padding: 0 16px;
}
/* 追加 */
.product_img > img {
  width: 100%;
  height: auto;
}

.product_name,
.details_name {
  font-size: 18px;
  font-weight: bold;
  line-height: 1.3;
}

.product_description,
.details_description {
  font-size: 12px;
  line-height: 1.6;
  margin: 1em 0;
}

.product_price,
.details_price {
  font-size: 16px;
  font-weight: bold;
  line-height: 1.6;
  color: #c00;
}

.product_price span,
.details_price span {
  font-size: 20px;
}

.product_btn {
  font-size: 17px;
  font-weight: bold;
  color: #737373;
  line-height: 38px;
  text-align: center;
  text-decoration: none;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.5);
  display: block;
  background: linear-gradient(to bottom, #fff 0%, #f5f5f5 1%, #e2e2e2 100%);
  height: 38px;
  border: 1px solid #bfbfbf;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 16px;
}

.product_btn:hover {
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.7);
  background-color: #ccc;
  background: linear-gradient(to bottom, #fff 0%, #ddd 1%, #ccc 100%);
  color: #737373;
  border: 1px solid #acacac;
}

/* 追加レイアウト（商品詳細） */
.content_detail {
  display: flex;
}

.details_img {
  flex-basis: 260px;
  margin-right: 24px;
}

.details_description {
  border-bottom: 1px solid #ccc;
  padding-bottom: 2em;
  margin-bottom: 1em;
}

.details_price {
  margin-bottom: 1em;
}

.cart_flex {
  display: flex;
  align-items: center;
}