:root {
  --c-yellow: #f6e500;
  --c-yellow-inch: #fff000;
  --c-black: #111111;
  --c-white: #ffffff;
  --c-blue: #1B60BE;
  --c-bg-light: #f5f5f5;
  --c-bg-other: #d6e8f7;
  --c-text: #333333;
  --c-gray: #999999;
  --c-border: #dddddd;
  --f-jp: 'Noto Sans JP', sans-serif;
  --f-en: 'Noto Sans JP', sans-serif;
  --header-h: 56px;
  --strip-h: 46px;
  --pc-strip-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--c-white); margin: 0; }

/* ページ本体のベース。グローバル(body/img/a/button/ul)だと共通ヘッダー/フッターや
   サイズ一覧モーダルに漏れてレイアウトが崩れるため、本文(.d-page-content)に限定する。
   ※ img{display:block} がモーダルの黄色見出し画像(headline__icon, インライン前提)を
     ブロック化していたのが主因。 */
.d-page-content {
  font-family: var(--f-jp);
  font-size: 14px;
  color: var(--c-text);
}
/* 汎用 img リセットは置かない。
   - グローバル img{} は共通ヘッダー/フッター/モーダルに漏れる(NG)。
   - .d-page-content img{height:auto} にすると詳細度(0,1,1)が spec-block.css の
     .headline__icon{height:1.25rem}(0,1,0) に勝ってしまい、特徴/基本情報の黄色見出し
     アイコンが原寸に戻って崩れる。本文画像は .d-hero__img 等で個別指定済みのため不要。 */
.d-page-content a { text-decoration: none; color: inherit; cursor: pointer; }
.d-page-content button { font-family: var(--f-jp); cursor: pointer; }

/* 固定ヘッダー分の本文オフセットは共通の header.css が設定済み(30px/80px)。
   ここで body に padding-top を上書きすると header.css の値とズレて余分な余白が出るため指定しない。 */

.d-pc-only { display: none !important; }
.d-sp-only { display: block; }

.d-page-content ul { list-style: none; padding: 0; margin: 0; }

.d-hero { background: #fff; }
.d-hero__img {
  width: 100%;
  display: block;
}

.d-w950 {
  margin-left: auto;
  margin-right: auto;
  padding: 0 min(1.3vw, 12px);
  width: 100%;
  min-width: 320px;
  max-width: 950px;
}
.d-kv { margin-bottom: min(1.73vw, 16px); }
@media (min-width: 768.02px) and (max-width: 992px) {
  .d-w950 { max-width: 740px; }
}

.d-section-heading {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}
.d-section-heading__slash {
  display: inline-block;
  width: 13px;
  height: 18px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url('/images/item/itemdetail/icepro/slash_mark.webp');

  font-size: 0 !important;
  line-height: 0;
  color: transparent;
  text-indent: -9999px;
  overflow: hidden;
  flex-shrink: 0;
  margin-right: 6px;
}
.d-section-heading__text {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-black);
  line-height: 1.5;
}

.d-feature-basic {
  background: var(--c-bg-light);
  padding: 40px 12px 48px;
  margin-top: 16px;
}
.d-feature-basic__inner {
  max-width: 950px;
  margin: 0 auto;
}

.d-feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 40px;
}
.d-feature-tag {
  display: inline-block;
  background: var(--c-yellow-inch);
  color: var(--c-black);
  font-size: 13px;
  font-weight: 700;
  padding: 10px 13px;
  border-radius: 5px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.d-basic-heading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}
.d-btn-size-chart {
  display: inline-block;
  background: var(--c-black);
  color: var(--c-white);
  font-size: 13px;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 5px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  border: none;
  cursor: pointer;
}
.d-btn-size-chart:hover { opacity: .85; }

.d-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.d-modal[hidden] { display: none; }
.d-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}
.d-modal__dialog {
  position: relative;
  background: #fff;
  border-radius: 8px;
  width: 100%;
  max-width: 720px;
  max-height: 85vh;
  overflow: auto;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}
.d-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #e8e8e8;
  position: sticky;
  top: 0;
  background: #fff;
}
.d-modal__title { font-size: 16px; font-weight: 700; margin: 0; color: var(--c-black); }
.d-modal__close {
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}
.d-modal__close::before,
.d-modal__close::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 15px;
  width: 20px;
  height: 2px;
  background: #333;
}
.d-modal__close::before { transform: rotate(45deg); }
.d-modal__close::after { transform: rotate(-45deg); }
.d-modal__body { padding: 24px 20px; }
.d-modal__note { font-size: 14px; line-height: 1.8; color: var(--c-text); margin: 0; }

.d-basic-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 5px;
  padding: 28px 22px;
}
.d-basic-card__kana {
  font-size: 10px;
  font-weight: 700;
  color: #777;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.d-basic-card__name {
  font-family: var(--f-en);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-black);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
  line-height: 1.25;
}
.d-basic-card__type {
  font-size: 13px;
  font-weight: 700;
  color: #666;
  margin: 8px 0 12px;
}
.d-basic-card__desc {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.85;
  color: var(--c-text);
  margin-bottom: 20px;
}
.d-basic-card hr {
  border: none;
  border-top: 1px solid #e8e8e8;
  margin-bottom: 20px;
}

.d-inch-section { margin-bottom: 20px; }
.d-inch-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 10px;
}
.d-inch-circles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.d-inch-circle {
  width: 36px;
  height: 36px;
  border: 1px solid #dbdbdb;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
  font-family: var(--f-en);
}
.d-inch-circle__num {
  font-size: 14px;
  font-weight: 700;
}
.d-inch-circle__unit {
  font-size: 10px;
  font-weight: 400;
  position: relative;
  top: -2px;
}
.d-inch-circle--active {
  background: var(--c-yellow-inch);
  color: #000;
}
.d-inch-circle--inactive {
  background: #f8f8f8;
  color: #a6a6a6;
}

.d-vehicle-section { margin-top: 20px; }
.d-vehicle-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 12px;
}

.d-vehicle-row {
  width: 100%;
  max-width: 540px;
  height: auto;
  display: block;
}

.d-performance {
  background: #fff;
  padding: 56px 12px 8px;
}
.d-performance__inner,d-video-gallery,.d-find-tire{
  max-width: 950px;
  margin: 0 auto;
}

.d-performance__inner,.d-video-gallery,.d-find-tire {
  min-width: 320px;
  max-width: 540px;
  margin: 0 auto;
  padding-right: var(--bs-gutter-x, .75rem);
  padding-left: var(--bs-gutter-x, .75rem);
}
@media (max-width: 992px) and (min-width: 768.02px) {
  .d-performance__inner,.d-video-gallery,.d-find-tire { width: 740px; max-width: 740px; }
}
@media (min-width: 992.02px) {
  .d-performance__inner,.d-video-gallery,.d-find-tire { width: 950px; max-width: 950px; }
}
.d-perf-block {
  margin-bottom: 64px;
}
.d-perf-block__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-black);
  margin: 0 0 20px;
  background: rgba(211, 211, 211, 0.612);
  border-radius: 5px;
  padding: 8px 12px;
}
.d-perf-block__icon {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url('/images/item/itemdetail/icepro/tire_icon.webp');
  font-size: 0;
  color: transparent;
}
.d-perf-block__lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-text);
  margin: 0 0 24px;
}
.d-perf-block__fig {
  margin: 0 0 16px;
}
.d-perf-block__fig img {
  width: 100%;
  height: auto;
  display: block;
}

.d-perf-vidtitle {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-black);
  margin: 0 0 8px;
}
.d-perf-video {
  width: 100%;
  aspect-ratio: 1620 / 812;
  height: auto;
  display: block;
  background: #000;
}
.d-perf-video--16x9 { aspect-ratio: 16 / 9; }
.d-perf-note {
  font-size: 11px;
  color: var(--c-gray);
  margin: 4px 0 0;
}
.d-perf-disc {
  font-size: 10.5px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 8px 0 0;
}

.d-test-cond {
  margin-top: 10px;
  border-radius: 5px;
  overflow: hidden;
}
.d-test-cond__head {
  list-style: none;
  cursor: pointer;
  background: #f5f5f5;
  border-radius: 5px;
  padding: 10px 36px;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-text);
  position: relative;
  user-select: none;
}
.d-test-cond__head::-webkit-details-marker { display: none; }
.d-test-cond__icon {
  position: absolute;
  right: 16px;
  top: 50%;
  width: 11px;
  height: 11px;
  transform: translateY(-60%) rotate(45deg);
  border-right: 2px solid #666;
  border-bottom: 2px solid #666;
  transition: transform .2s ease;
}
.d-test-cond[open] .d-test-cond__icon {
  transform: translateY(-30%) rotate(-135deg);
}
.d-test-cond[open] .d-test-cond__head {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.d-test-cond__body {
  font-size: 11px;
  line-height: 1.8;
  color: #666;
  background: #fafafa;
  padding: 12px 16px;
  border-radius: 0 0 5px 5px;
}
.d-perf-twocol {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 4px;
}
.d-perf-twocol p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-text);
  margin: 0;
}
.d-perf-col { display: flex; flex-direction: column; gap: 12px; }
.d-perf-col__text { font-size: 14px; line-height: 1.8; color: var(--c-text); margin: 0; }
.d-perf-col__media { width: 100%; height: auto; display: block; }
.d-perf-col .d-perf-video { margin: 0; }
@media (max-width: 768.02px) {
  .d-performance { padding: 36px 12px 8px; }

  .d-perf-block { margin-bottom: 44px; }
  .d-perf-block__title { padding: 8px 12px; }
  .d-perf-block__icon { width: 24px; height: 24px; }
  .d-perf-block__lead { font-size: 14px; }
}
@media (min-width: 768.02px) {
  .d-perf-twocol { grid-template-columns: 1fr 1fr; gap: 24px; }
}

.d-video-gallery {
  background: var(--c-bg-light);
  padding: 40px 12px;
}
.d-video-gallery__inner {
  max-width: 950px;
  margin: 0 auto;
}
.d-video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}
.d-video-embed {
  position: relative;
  aspect-ratio: 16/9;
  border-radius: 4px;
  overflow: hidden;
  background: #111;
  margin-bottom: 10px;
}
.d-video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.d-video-title {
  font-size: 12px;
  color: #444;
  text-align: center;
  line-height: 1.5;
}
/* TV CM COMING SOON */
.d-video-comingsoon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111;
}
.d-video-comingsoon__label {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.d-brand-banner-link {
  display: block;
  max-width: 470px;
  margin: 36px auto 0;
  transition: opacity .3s;
}
.d-brand-banner-link:hover { opacity: .8; }
.d-brand-banner-img { width: 100%; height: auto; display: block; }

.d-find-tire {
  background: var(--c-white);
  padding: 8px 12px 48px;
  margin-top: 32px;
}
.d-find-tire__inner { max-width: 950px; margin: 0 auto; }
.d-find-tire__media { position: relative; }
.d-find-tire__img {
  width: 100%;
  display: block;
}

.d-find-tire__hotspot {
  display: none;
  position: absolute;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
}
.d-find-tire__hotspot--sp { left: 24%; width: 52%; top: 92%; height: 8%; }

.d-find-tire__btnwrap { text-align: center; margin-top: 16px; }
.d-find-tire__sizebtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 220px;
  height: 50px;
  padding: 0 28px;
  background: #000;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  border: 0;
  border-radius: 25px;
  cursor: pointer;
}
.d-find-tire__sizebtn:hover { opacity: .85; }
.d-find-tire__sizebtn-chev { font-size: 16px; line-height: 1; }
@media (min-width: 768.02px) and (max-width: 992px) {
  .d-find-tire__inner { max-width: 740px; }
}
@media (min-width: 769px) {

  .d-pc-only { display: block !important; }
  .d-sp-only { display: none !important; }
  .d-pc-flex { display: flex !important; }

  .d-section-heading__text { font-size: 24px; }
  .d-section-heading__slash { width: 15px; height: 20px; }

  .d-feature-basic { padding: 64px 40px 72px; }
  .d-feature-tag { font-size: 14px; padding: 9px 22px; }
  .d-feature-tags { gap: 10px; margin-bottom: 56px; }
  .d-basic-card { padding: 40px 48px; }
  .d-basic-card__kana { margin-bottom: 6px; font-size: 10px; }
  .d-basic-card__name { font-size: 22px; margin-bottom: 6px; }
  .d-basic-card__type { font-size: 14px; margin: 10px 0 16px; }
  .d-basic-card__desc { font-size: 15px; margin-bottom: 28px; }
  .d-basic-card hr { margin-bottom: 28px; }

  .d-basic-card__specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 48px;
  }
  .d-vehicle-section { margin-top: 0; }

  .d-inch-circles { gap: 10px; }
  .d-inch-circle { width: 36px; height: 36px; }
  .d-inch-circle__num { font-size: 14px; }

  .d-video-gallery { padding: 56px 40px; }
  .d-video-grid { gap: 32px; }
  .d-video-title { font-size: 13px; }
  .d-brand-banner-link { max-width: 470px; }
}
@media (max-width: 768px) {

  .d-video-grid { grid-template-columns: 1fr; }
}

/* パンくず: 共通の container 幅ではなく本文(.d-w950=950px)に左端を合わせ、
   上余白も他ページの margin-add 相当(margin-top:3rem)に揃える。
   ※ icepro は .margin-add のCSSを読み込まないため、ここで明示的に指定する。 */
   .d-page-content .breadcrumb-bg.container {
    max-width: 950px;
    margin-top: 3.5rem !important
  }
  @media (min-width: 768.02px) and (max-width: 992px) {
    /* .d-w950 と同じ中間幅に合わせる */
    .d-page-content .breadcrumb-bg.container { max-width: 740px; }
  }