@charset "utf-8";

html {
  scroll-behavior: smooth;
}

.content-container {
  container-name: content-container;
  container-type: inline-size;
  font-size: 15px;
  line-height: 1.6;
  --color-main: #3b335f;
  --color-accent: #f6be2c;
}

.content-container *,
.content-container *::before,
.content-container *::after {
  box-sizing: border-box;
}

.content-container img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
  object-fit: contain;
}

.content-container a:hover {
  text-decoration: none;
}

/* ========================================
   header
   ======================================== */
.content-container header {
  position: relative;
  height: auto;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: url(../img/bg_top.jpg) center right / 83% no-repeat, #000000;
  color: #fff;
}

.content-container header::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,           /* 角度 */
    #000000 0%,      /* 開始色 */
    #000000 70%,     /* 色が続く位置 */
    transparent 100% /* 終了色 */
  );
}

.content-container header > * {
  position: relative;
}

.content-container .ttl-header p {
  font-size: 13px;
}

.content-container .ttl-header h2 {
  margin: 0.2em 0;
  font-size: 40px;
  font-weight: bold;
  line-height: 1;
  font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
}

.content-container .lead {
  margin-bottom: 8px;
  line-height: 1.7;
}

.content-container .wrap-service {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.content-container .box-service {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0 8px;
  font-size: 13px;
  line-height: 1.6;
}

.content-container .box-service img {
  grid-row: 1 / 3;
  width: 50px;
  aspect-ratio: 1 / 1;
  padding: 8px;
  background: var(--color-main);
  border-radius: 50%;
}

.content-container .ttl-service {
  margin-top: auto;
  font-weight: bold;
  font-size: 14px;
}

/* ========================================
   section common
   ======================================== */
.content-container .sec {
  max-width: 1260px;
  margin-top: 40px;
  margin-inline: auto;
  padding-inline: 16px;
  background: #fff;
}

.content-container .ttl-sec {
  margin-bottom: 16px;
  font-weight: bold;
  font-size: 23px;
  line-height: 1.6;
}

.content-container .ttl-sec span {
  font-weight: bold;
}

.content-container .ttl-sub {
  margin: 24px 0 12px;
  color: var(--color-main);
  font-weight: bold;
  font-size: 17px;
}

/* ========================================
   用途から選ぶ（チップ）
   ======================================== */
.content-container ul.list-usage {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  padding: 0;
}

.content-container ul.list-usage li {
  list-style: none;
}

.content-container ul.list-usage li a {
  display: grid;
  justify-items: center;
  padding: 9px 20px;
  background: #00000010;
  border-radius: 50px;
  color: #333;
  font-weight: bold;
  font-size: 14px;
  transition: background-color 0.3s;
}

.content-container ul.list-usage li a img {
  width: 50px;
  margin-bottom: .3em;
}

.content-container ul.list-usage li a:hover {
  background: var(--color-main);
  color: #fff;
}

.content-container ul.list-usage li a:hover img {
  filter: invert(1);
}

/* ========================================
   ブランドから選ぶ
   ======================================== */
.content-container .wrap-brands {
  display: flex;
  width: 100%;
  gap: 16px;
}

.content-container .box-brands {
  display: flex;
  flex: 1;
}

.content-container .box-brands a {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  gap: 4px;
  padding: 16px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
}

.content-container .box-brands a:hover {
  background: #f3f3f3;
  text-decoration: none;
}

.content-container .box-brands img {
  width: 100%;
  max-width: 140px;
  max-height: 38px;
  aspect-ratio: 170 / 70;
}

/* ========================================
   価格帯タブ
   ======================================== */
@keyframes showTab {
  from { opacity: 0; }
  to { opacity: 1; }
}

.content-container .wrap-tab input {
  display: none;
}

.content-container .wrap-tab .tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, 160px);
  gap: 10px;
}

.content-container .wrap-tab .tabs label {
  padding: 10px 0;
  border: 1px solid #aaa;
  border-radius: 8px;
  text-align: center;
  font-weight: bold;
  font-size: 14px;
  cursor: pointer;
  transition: .4s;
}

.content-container .wrap-tab .tabs label:hover {
  background: #eee;
}

.content-container .wrap-tab .tab-content {
  display: none;
  margin-top: 16px;
}

#tab-radio-1:checked ~ .tabs #tab-label-1,
#tab-radio-2:checked ~ .tabs #tab-label-2,
#tab-radio-3:checked ~ .tabs #tab-label-3,
#tab-radio-4:checked ~ .tabs #tab-label-4 {
  background: var(--color-main);
  color: #fff;
  cursor: default;
}

#tab-radio-1:checked ~ #tab-content-1,
#tab-radio-2:checked ~ #tab-content-2,
#tab-radio-3:checked ~ #tab-content-3,
#tab-radio-4:checked ~ #tab-content-4 {
  display: block;
  animation: showTab .4s;
}

.content-container .list-ranking {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 15px;

  @container content-container (max-width: 900px) {
    grid-template-columns: repeat(3, 1fr);
  }
  @container content-container (max-width: 600px) {
    grid-template-columns: repeat(2, 1fr);
  }
  @container content-container (max-width: 400px) {
    grid-template-columns: repeat(1, 1fr);
  }
}

.content-container .list-ranking li {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
}

.content-container .list-ranking li + li {
  border-top: 1px solid #eee;
}

.content-container .list-ranking li a {
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  padding: 16px;
  color: #444;
}

.content-container .list-ranking li a:hover {
  background: #f3f3f3;
}

.content-container .rank {
  position: relative;
  margin-right: auto;
}

.content-container .rank span {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 24px;
  height: 32px;
  background: #888;
  color: #fff;
  font-weight: bold;
  font-size: 18px;
}

.content-container .list-ranking li:nth-child(1) .rank span {
  background: #f5b000;
}

.content-container .list-ranking li:nth-child(2) .rank span {
  background: #bfc8d2;
}

.content-container .list-ranking li:nth-child(3) .rank span {
  background: #d78353;
}

.content-container .list-ranking .img {
  width: 160px;
  margin-top: -15px;
  margin-bottom: .5em;
}

.content-container .list-ranking .name {
  color: var(--color-main);
  font-weight: bold;
  font-size: 16px;
  line-height: 1.4;
}

/* ========================================
   比較表
   ======================================== */
.content-container .wrap-table-scroll {
  overflow-x: auto;
}

.content-container .tbl-compare {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 14px;
}

.content-container .tbl-compare th {
  padding: 10px;
  background: var(--color-main);
  color: #fff;
  text-align: left;
  font-weight: bold;
}

.content-container .tbl-compare td {
  padding: 10px;
  border-bottom: 1px solid #eee;
}

.content-container .tbl-compare .type-name {
  color: var(--color-main);
  font-weight: bold;
  white-space: nowrap;
}

.content-container .tbl-compare .stars-txt {
  color: #f7b500;
  letter-spacing: 1px;
  white-space: nowrap;
}

/* rating stars（レビュー用） */
.content-container .stars {
  position: relative;
  width: calc(var(--star-size) * 5 + var(--star-gap) * 4);
  height: var(--star-size);
  margin: 4px 0;
  --rating: 0;
  --star-size: 18px;
  --star-gap: 0px;
}

.content-container .stars::before,
.content-container .stars::after {
  content: "";
  position: absolute;
  inset: 0;
  background-repeat: repeat-x;
  background-size: calc(var(--star-size) + var(--star-gap)) var(--star-size);
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor"><path d="M12 .8l3.1 6.3 6.9 1-5 4.9 1.2 6.9L12 16.8 5.8 20l1.2-6.9-5-4.9 6.9-1z"/></svg>');
}

.content-container .stars::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23d4d4d4"><path d="M12 .8l3.1 6.3 6.9 1-5 4.9 1.2 6.9L12 16.8 5.8 20l1.2-6.9-5-4.9 6.9-1z"/></svg>');
}

.content-container .stars::after {
  width: calc(var(--rating) / 5 * 100%);
  overflow: hidden;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23f7b500"><path d="M12 .8l3.1 6.3 6.9 1-5 4.9 1.2 6.9L12 16.8 5.8 20l1.2-6.9-5-4.9 6.9-1z"/></svg>');
}

/* ========================================
   商品レビュー
   ======================================== */
.content-container .wrap-review {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.content-container .box-review {
  display: flex;
}

.content-container .box-review a,
.content-container .box-review .no-link {
  width: 100%;
  padding: 16px;
  border-radius: 8px;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
  color: #444;
}

.content-container .box-review a:hover {
  background: #f3f3f3;
}

.content-container .box-review .label span {
  display: inline-block;
  padding: 4px 8px;
  background: var(--color-main);
  border-radius: 8px;
  color: #fff;
  font-size: 12px;
}

.content-container .box-review .name {
  margin-top: 8px;
  font-weight: bold;
  font-size: 16px;
}

.content-container .box-review .comment {
  margin-top: 8px;
  padding: 12px;
  background: #eee;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.6;
}

.content-container .box-review .keywords {
  margin-top: 8px;
}

.content-container .box-review .keywords span {
  display: inline-block;
  margin: 2px 4px 0 0;
  padding: 2px 8px;
  border: 1px solid var(--color-main);
  border-radius: 50px;
  color: var(--color-main);
  font-size: 11px;
}

/* ========================================
   ブログ・特集（テキストのみ）
   ======================================== */
.content-container .list-blog-text {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.content-container .box-blog-text a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  padding: 16px;
  border-radius: 8px;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
  color: #444;
}

.content-container .box-blog-text a:hover {
  background: #f3f3f3;
  text-decoration: none;
}

.content-container .box-blog-text .cat {
  display: inline-block;
  width: fit-content;
  padding: 3px 8px;
  background: var(--color-accent);
  border-radius: 4px;
  color: #333;
  font-weight: bold;
  font-size: 11px;
}

.content-container .box-blog-text .thumb-nail img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.content-container .box-blog-text .name-blog {
  font-weight: bold;
  font-size: 14px;
  line-height: 1.5;
}

/* ========================================
   動画コンテンツ
   ======================================== */
.content-container .box-video {
  position: relative;
  width: calc((100% - 16px * 4) / 5);
}

.content-container .box-video a:hover {
  display: block;
  text-decoration: underline;
}

.content-container .box-video a::after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" height="100%" version="1.1" viewBox="0 0 68 48" width="100%" fill="%23ffffff"><path d="M66.52,7.74c-0.78-2.93-2.49-5.41-5.42-6.19C55.79,.13,34,0,34,0S12.21,.13,6.9,1.55 C3.97,2.33,2.27,4.81,1.48,7.74C0.06,13.05,0,24,0,24s0.06,10.95,1.48,16.26c0.78,2.93,2.49,5.41,5.42,6.19 C12.21,47.87,34,48,34,48s21.79-0.13,27.1-1.55c2.93-0.78,4.64-3.26,5.42-6.19C67.94,34.95,68,24,68,24S67.94,13.05,66.52,7.74z" fill="%23f00"></path><path d="M 45,24 27,14 27,34" fill="%23fff"></path></svg>') no-repeat center center;
  background-size: 30%;
  opacity: 0.5;
  filter: grayscale(10%);
  transition: 0.3s;
}

.content-container .box-video a:hover::after {
  opacity: 0.9;
  filter: grayscale(0);
}

.content-container .box-video img {
  border-radius: 8px;
}

.content-container .name-video {
  margin-top: 8px;
  color: #444;
  font-size: 14px;
}

/* ========================================
   swiper
   ======================================== */
.content-container {
  --swiper-theme-color: #fff;
  --swiper-navigation-size: 32px;
}

.content-container .swiper {
  container-type: inline-size;
}

.content-container .swiper-button-prev,
.content-container .swiper-button-next {
  top: calc((100cqw - 16px * 4) / 5 * 0.5625 / 2 - 8px);
  padding: 8px;
  background: rgba(0, 0, 0, 0.5);
  transition: opacity 0.3s;
}

.content-container .swiper-button-disabled {
  opacity: 0;
}

/* ========================================
   よくある質問
   ======================================== */
.content-container .list-faq {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 0;
  counter-reset: faq-count 0;
}

.content-container .list-faq li {
  list-style: none;
}

.content-container .list-faq details {
  border: 1px solid #aaa;
  border-radius: 8px;
}

.content-container .list-faq summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 4px;
  padding: 8px;
  color: var(--color-main);
  font-weight: bold;
  cursor: pointer;
}

.content-container .list-faq summary::before {
  content: "Q" counter(faq-count) ".";
  counter-increment: faq-count 1;
  font-weight: normal;
}

.content-container .list-faq summary::after {
  content: "";
  width: 20px;
  height: 20px;
  background: url(../img/ico_down.svg) center center;
  align-self: center;
  transition: transform 0.3s;
}

.content-container .list-faq [open] summary::after {
  transform: rotate(180deg);
}

.content-container .list-faq .answer {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px;
  padding: 8px;
}

.content-container .list-faq .answer::before {
  content: "A.";
}

/* ========================================
   末尾のリンク・注意書き
   ======================================== */
.content-container .block-other-link {
  max-width: 1260px;
  margin-block: 48px 32px;
  margin-inline: auto;
  padding-inline: 16px;
  text-align: center;
}

.content-container .box-other-link {
  margin-top: 32px;
  text-align: center;
}

.content-container .box-other-link a {
  display: inline-block;
  margin-top: 8px;
  padding: 8px 24px;
  border: 2px solid var(--color-main);
  color: var(--color-main);
  font-weight: bold;
  font-size: 22px;
  transition: background-color 0.3s;
}

.content-container .box-other-link a:hover {
  background: var(--color-main);
  color: #fff;
}

.content-container .guide-link {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin: 20px 0;
  text-align: center;
}

.content-container .guide-link a {
  display: inline-block;
  margin-top: 8px;
  padding: 8px 24px;
  border: 1px solid var(--color-main);
  color: var(--color-main);
  font-size: 14px;
  transition: background-color 0.3s;
}

.content-container .guide-link a:hover {
  background: var(--color-main);
  color: #fff;
}

/* ========================================
   レスポンシブ（コンテナクエリ）
   ======================================== */
@container content-container (max-width: 900px) {
  .content-container .wrap-brands {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  .content-container .wrap-review {
    grid-template-columns: repeat(2, 1fr);
  }
  .content-container .list-blog-text {
    grid-template-columns: repeat(2, 1fr);
  }
  .content-container .list-faq {
    grid-template-columns: 1fr;
  }
  .content-container .box-video {
    width: calc((100% - 16px * 2) / 3);
  }
  .content-container header {
    padding: 25px;
    background-size: 120%;
    background-position: right -60px bottom 0px;
  }
  .content-container ul.list-usage {
    grid-template-columns: repeat(3, 1fr);
  }
  .content-container ul.list-usage li a {
    padding: 9px 10px;
    font-size: 12px;
  }
  .content-container ul.list-usage li a img {
    width: 30px;
  }
  .content-container .ttl-sec {
    font-size: 18px;
    word-break: auto-phrase;
  }
  .content-container .ttl-sub {
    font-size: 16px;
  }
  .content-container section.faq {
    margin: 15px;
  }
  .content-container .block-other-link span {
    display: inline-block;
  }
}

@container content-container (max-width: 600px) {
  .content-container .wrap-brands {
    grid-template-columns: repeat(2, 1fr);
  }
  .content-container .wrap-review {
    grid-template-columns: 1fr;
  }
  .content-container .list-blog-text {
    grid-template-columns: 1fr;
  }
  .content-container .box-video {
    width: calc((100% - 16px * 1) / 2);
  }
  .content-container .ttl-header h2 {
    margin: .5em 0 0;
    font-size: 28px;
    line-height: 1.4;
    word-break: auto-phrase;
  }
  .content-container .lead br {
    display: none;
  }
  .content-container .swiper-button-prev,
  .content-container .swiper-button-next {
    top: 50%;
  }
  .content-container .list-faq .answer {
    padding-top: 0;
  }
  .content-container .tbl-compare {
    font-size: 12px;
  }
  .content-container .tbl-compare td {
    padding: 6px;
  }
  .content-container header::before {
  background: linear-gradient(178deg, /* 角度 */ #000000 0%, /* 開始色 */ #000000 20%, /* 色が続く位置 */ transparent 100% /* 終了色 */);
  width: 100%;
  height: 59%;
}
}

@container content-container (max-width: 450px) {
  .content-container .ttl-header h2 {
    font-size: 24px;
  }
  .content-container .box-other-link {
    margin-top: 20px;
  }
  .content-container .box-other-link a {
    font-size: 16px;
  }
}