:root {
  --blue: #0056ad;
  --light: #f5f8fc;
  --text: #20252b;
  --line: #dce3eb;
  --max: 950px;
  --shadow: 0 8px 24px rgba(15, 38, 65, 0.08);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
  line-height: 1.7;
  background: #fff;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}
.container {
  width: min(var(--max), calc(100% - 40px));
  margin: auto;
}
.narrow {
  width: min(760px, 100%);
}
.site-header {
  padding: 72px 20px 28px;
}
.header-inner {
  width: min(950px, 100%);
  height: 120px;
  margin: auto;
  background: #999;
  color: #fff;
  font-size: 28px;
  font-weight: 700;
  display: grid;
  place-items: center;
  text-align: center;
}
.section {
  padding: 72px 0;
}
.section.alt,
.category-section {
  background: var(--light);
}
.page-title,
.section-title {
  text-align: center;
  margin: 0 0 30px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.page-title {
  font-size: 30px;
  color: var(--blue);
}
.title-icon {
  margin-right: 0.45em;
}
.section-title {
  font-size: 25px;
}
.section-title.simple {
  font-size: 21px;
}
.section-title.accent {
  font-size: 24px;
  position: relative;
}
.section-title.accent:before,
.section-title.accent:after {
  content: "";
  display: inline-block;
  width: 44px;
  border-top: 2px solid #4f8fd4;
  vertical-align: middle;
  margin: 0 14px;
  transform: rotate(58deg);
}
.section-title.accent:after {
  transform: rotate(-58deg);
}
.eyebrow {
  text-align: center;
  font-size: 13px;
  color: #637183;
  margin: 0;
}
.section-lead {
  text-align: center;
  color: #69737d;
  font-size: 16px;
  margin: -18px auto 80px;
}
.sub-heading {
  text-align: center;
  font-size: 20px;
  margin: 30px 0 60px;
}
.category-nav {
  display: flex;
  justify-content: center;
  gap: 8px 18px;
  flex-wrap: wrap;
  padding: 0 8px;
}
.category-nav a {
  font-size: 12px;
  color: #344457;
  position: relative;
  padding-left: 24px;
  min-height: 18px;
  display: inline-flex;
  align-items: center;
}
.category-nav a:before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 20px;
  height: 14px;
  transform: translateY(-50%);
  background: url("images/category-nav-bike.png") center/contain no-repeat;
}
.hero-slider {
  position: relative;
  overflow: hidden;
}
.slider-viewport {
  overflow: visible;
}
.slider-track {
  display: flex;
  gap: 20px;
  transition: transform 0.45s ease;
  will-change: transform;
}
.hero-slide {
  flex: 0 0 950px;
  width: 950px;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
}
.placeholder {
  background: #8d8d8d;
  color: #fff;
  display: grid;
  place-items: center;
}
.placeholder.feature {
  background: linear-gradient(135deg, #fff7ea, #dcefff);
  color: #d33;
  border: 1px solid #bfd1e2;
}
.placeholder.feature strong {
  font-size: 42px;
  line-height: 1.25;
  text-shadow: 2px 2px #fff;
}
.placeholder.feature small {
  color: #40576f;
  margin-top: 16px;
}
.placeholder.navy,
.navy {
  background: #003f78;
}
.slider-arrow {
  position: absolute;
  top: 50%;
  translate: 0 -50%;
  z-index: 3;
  border: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}
.slider-arrow.prev {
  left: calc(50% - 510px);
}
.slider-arrow.next {
  right: calc(50% - 510px);
}
.category-grid {
  background: #f7f7f7;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  padding: 22px;
}
.category-card {
  background: #fff;
  padding: 18px 10px;
  text-align: center;
  border: 1px solid #e6e6e6;
  transition: 0.2s;
}
.category-card:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
}
.bike-icon {
  display: block;
  font-size: 42px;
}
.category-card b {
  font-size: 13px;
}
.brand-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid #ced5de;
}
.brand-grid a {
  min-height: 66px;
  display: grid;
  place-items: center;
  border-right: 1px solid #ced5de;
  border-bottom: 1px solid #ced5de;
  font-weight: 700;
  font-size: 16px;
  background: #fff;
}
.brand-grid a:nth-child(3n) {
  border-right: 0;
}
.brand-grid a:nth-last-child(-n + 3) {
  border-bottom: 0;
}
.card-slider {
  position: relative;
  padding: 0 52px;
}
.card-slider .slider-track {
  gap: 12px;
}
.campaign-card,
.column-card {
  flex: 0 0 calc((100% - 24px) / 3);
}
.campaign-card {
  height: 180px;
}
.card-slider .slider-arrow.prev {
  left: 0;
}
.card-slider .slider-arrow.next {
  right: 0;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px 14px;
}
.article-carder {
  background: #fff;
}
.thumb {
  aspect-ratio: 1.55;
}
.photo-like {
  background: linear-gradient(135deg, #777, #bbb);
}
.article-carder h3 {
  font-size: 15px;
  color: #0056ad;
  margin: 10px 0 2px;
}
.article-carder p {
  font-size: 12px;
  color: #66707a;
  margin: 0;
}
.section-title.framed {
  display: table;
  margin: 0 auto 32px;
  border: 2px solid #1f66ba;
  padding: 8px 28px;
  color: #1e2d3d;
  font-size: 22px;
}
.section-title.framed span {
  display: block;
  font-size: 12px;
}
.product-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 70px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px 12px;
}
.product-image {
  aspect-ratio: 1.16;
}
.product-card p {
  font-size: 12px;
  line-height: 1.45;
  margin: 8px 0 2px;
}
.product-card strong {
  color: #d40000;
  font-size: 13px;
}
.section-title.pointer {
  font-size: 20px;
  margin-top: 15px;
}
.section-title.pointer:after {
  content: "⌄";
  display: block;
  color: var(--blue);
  font-size: 30px;
  line-height: 1;
}
.section-title.label {
  display: table;
  margin: 0 auto 28px;
  background: var(--blue);
  color: #fff;
  padding: 8px 18px;
  font-size: 18px;
}
.keyword-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.keyword-list a {
  border: 1px solid #4f8fd4;
  border-radius: 20px;
  padding: 5px 13px;
  color: #1664b5;
  font-size: 12px;
  background: #fff;
}
.section-title.underline:after {
  content: "";
  display: block;
  width: 48px;
  border-top: 2px solid var(--blue);
  margin: 10px auto 0;
}
.column-card > div {
  aspect-ratio: 1.45;
}
.column-card p {
  font-size: 12px;
  text-align: center;
  margin: 8px 0;
}
.section-title.ruled {
  font-size: 21px;
  line-height: 1.4;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.section-title.ruled:before,
.section-title.ruled:after {
  content: "";
  width: 280px;
  border-top: 1px solid #8b96a0;
}
.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.service-banner {
  aspect-ratio: 2.1;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px;
}
.service-banner.blue {
  background: #006dbb;
}
.service-banner b {
  font-size: 22px;
}
.service-banner span {
  font-size: 13px;
}
.service-grid p {
  font-size: 12px;
  color: #0056ad;
  margin: 6px 0;
}
.site-footer {
  height: 620px;
  background: #5a5a5a;
  color: #fff;
  font-size: 34px;
  font-weight: 700;
  display: grid;
  place-items: center;
  margin-top: 120px;
}
@media (max-width: 1040px) {
  .slider-arrow {
    width: 30px;
    height: 30px;
  }

  .slider-arrow.prev {
    left: 10px;
  }
  .slider-arrow.next {
    right: 10px;
  }
}
@media (max-width: 760px) {
  .site-header {
    padding: 28px 16px 18px;
  }
  .header-inner {
    height: 80px;
    font-size: 20px;
  }
  .section {
    padding: 26px 0;
  }
  .container {
    width: min(100% - 28px, var(--max));
  }
  .page-title {
    font-size: 22px;
  }
  .hero-slide {
    flex-basis: calc(100vw - 40px);
    width: calc(100vw - 40px);
    height: auto;
    aspect-ratio: 950/500;
  }
  .placeholder.feature strong {
    font-size: 25px;
  }
  .section-title.accent:before,
  .section-title.accent:after {
    display: none;
  }

  .section-lead {
    text-align: center;
    color: #69737d;
    font-size: 14px;
    margin: -18px auto 40px;
  }
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 10px;
  }
  .brand-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .brand-grid a:nth-child(3n) {
    border-right: 1px solid #ced5de;
  }
  .brand-grid a:nth-child(2n) {
    border-right: 0;
  }
  .brand-grid a:nth-last-child(-n + 3) {
    border-bottom: 1px solid #ced5de;
  }
  .brand-grid a:last-child {
    grid-column: 1/-1;
    border-bottom: 0;
  }
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px 12px;
  }
  .product-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .card-slider {
    padding: 0 38px;
  }
  .campaign-card,
  .column-card {
    flex-basis: 82%;
  }
  .service-grid {
    grid-template-columns: 1fr;
  }
  .service-banner b {
    font-size: 18px;
  }
  .section-title.ruled:before,
  .section-title.ruled:after {
    width: 40px;
  }
  .site-footer {
    height: 380px;
    margin-top: 70px;
  }
}

/* supplied image assets */
.header-inner {
  background: #fff;
  border: 1px solid #e3e8ee;
}
.header-inner img {
  width: 180px;
  height: auto;
  object-fit: contain;
}
.image-slide {
  background: #eef2f6;
  overflow: hidden;
}
.image-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-slide:nth-child(2) img,
.hero-slide:nth-child(3) img {
  object-fit: contain;
  background: #fff;
}
.category-card .bike-icon {
  width: 100%;
  height: 70px;
  object-fit: contain;
  margin: 0 auto 7px;
}
.brand-grid a img {
  display: block;
  max-width: 78%;
  max-height: 35px;
  width: auto;
  height: auto;
  object-fit: contain;
}
.image-card {
  overflow: hidden;
  background: #8d8d8d;
}
.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-carder .thumb {
  display: block;
  width: 100%;
  aspect-ratio: 459/375;
  object-fit: cover;
}
.product-image {
  aspect-ratio: 1.16;
  background: #f6f7f8;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 7px;
}
.column-card > img {
  display: block;
  width: 100%;
  aspect-ratio: 1.45;
  object-fit: cover;
  background: #8d8d8d;
}
.service-banner-img {
  display: block;
  width: 100%;
  aspect-ratio: 1.86;
  object-fit: cover;
}
@media (max-width: 760px) {
  .header-inner img {
    width: 135px;
  }
  .category-card .bike-icon {
    height: 58px;
  }
}

/* 2026-07-29 visual refinements */
/* Section title rules */
.sub-heading,
.section-title.simple,
.section-title.underline {
  position: relative;
  padding-bottom: 14px;
}
.sub-heading::after,
.section-title.simple::after,
.section-title.underline::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 52px;
  border-top: 3px solid var(--blue);
  transform: translateX(-50%);
}
.section-title.underline::after {
  margin: 0;
}

/* Add breathing room between headings and content */
.intro-section .sub-heading {
  margin: 38px 0 50px;
}
.category-grid {
  margin-top: 0;
  padding: 24px;
}
.brands-section .section-title {
  margin-bottom: 38px;
}
.campaign-section .section-title {
  margin-bottom: 38px;
}
.topics-section .section-title {
  margin-bottom: 34px;
}
.ranking-section {
  padding-top: 84px;
  padding-bottom: 84px;
}
.ranking-section .product-row {
  margin-top: 38px;
  margin-bottom: 86px;
}
.ranking-section .section-title.pointer {
  margin-bottom: 28px;
}
.column-section .section-title {
  margin-bottom: 34px;
}
.service-section .section-title {
  margin-bottom: 32px;
}

/* Keep all category and brand divider lines visible */
.category-grid {
  gap: 0;
  background: #f6f6f6;
}
.category-card {
  border: 1px solid #d9dfe6;
  margin: -1px 0 0 -1px;
  min-height: 144px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.brand-grid {
  border: 1px solid #c5ced8;
  background: #fff;
}
.brand-grid a {
  border-right: 1px solid #c5ced8;
  border-bottom: 1px solid #c5ced8;
  min-height: 78px;
  padding: 12px 18px;
}

/* Ranking heading: original comp style, not a box */
.section-title.ranking-title {
  position: relative;
  display: table;
  margin: 0 auto 0;
  padding: 0 54px 0 34px;
  border: 0;
  color: #182330;
  font-size: 24px;
  line-height: 1.35;
}
.section-title.ranking-title span {
  display: block;
  margin-bottom: 2px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
}
.section-title.ranking-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 24px;
  border-top: 2px solid var(--blue);
  transform: translateY(-50%);
}
.section-title.ranking-title::after {
  content: "";
  position: absolute;
  right: 0;
  top: 3px;
  height: 46px;
  border-right: 2px solid var(--blue);
}

@media (max-width: 760px) {
  .sub-heading,
  .section-title.simple,
  .section-title.underline {
    padding-bottom: 11px;
  }
  .sub-heading::after,
  .section-title.simple::after,
  .section-title.underline::after {
    width: 42px;
    border-top-width: 2px;
  }
  .category-grid {
    padding: 12px;
  }
  .category-card {
    min-height: 120px;
  }
  .brand-grid a {
    min-height: 66px;
    padding: 10px;
  }
  .ranking-section {
    padding-top: 56px;
    padding-bottom: 56px;
  }
  .section-title.ranking-title {
    font-size: 20px;
    padding: 0 38px 0 28px;
  }
  .section-title.ranking-title::before {
    width: 18px;
  }
  .section-title.ranking-title::after {
    height: 40px;
  }
  .ranking-section .product-row {
    margin-top: 30px;
    margin-bottom: 58px;
  }
}

/* Top category navigation: image-and-label row matching the comp */
.category-section {
  padding-bottom: 0;
}
.category-section .container {
  width: 100%;
  max-width: none;
}
.category-section .page-title {
  margin-bottom: 34px;
}
.category-nav {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 0;
  width: min(950px, 100%);
  margin: 0 auto;
  padding: 18px 0 24px;
  background: #fff;
  overflow: hidden;
}
.category-nav a {
  min-width: 0;
  padding: 0 5px;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  color: #111;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
  text-align: center;
}
.category-nav a:before {
  display: none;
}
.category-nav a img {
  width: 88px;
  max-width: 100%;
  height: 72px;
  object-fit: contain;
  display: block;
  margin: 0 auto 7px;
}
.category-nav a span {
  display: block;
  white-space: nowrap;
}

@media (max-width: 760px) {
  .category-section .page-title {
    margin-bottom: 24px;
  }
  .category-nav {
    grid-template-columns: repeat(5, minmax(92px, 1fr));
    width: 100%;
    overflow-x: auto;
    justify-content: start;
    padding: 14px 8px 18px;
    scrollbar-width: none;
  }
  .category-nav::-webkit-scrollbar {
    display: none;
  }
  .category-nav a {
    font-size: 10px;
    padding: 0 4px;
  }
  .category-nav a img {
    width: 78px;
    height: 62px;
    margin-bottom: 5px;
  }
}

/* Column slider: show a glimpse of the previous and next cards */
.column-section .card-slider .slider-viewport {
  overflow: hidden;
}
.column-section .card-slider .slider-track {
  gap: 12px;
}
.column-section .column-card {
  flex: 0 0 calc((100% - 96px - 24px) / 3);
}
@media (max-width: 760px) {
  .column-section .column-card {
    flex-basis: calc(82% - 24px);
  }
}

/* v7: keep the 950px image area separate from the slider arrows */
.campaign-section .card-slider,
.column-section .card-slider {
  width: 100%;
  max-width: 950px;
  margin: 0 auto;
  padding: 0;
  position: relative;
}
.campaign-section .card-slider .slider-viewport,
.column-section .card-slider .slider-viewport {
  width: 100%;
  max-width: 950px;
  margin: 0 auto;
  overflow: hidden;
}
.campaign-section .card-slider .slider-arrow.prev,
.column-section .card-slider .slider-arrow.prev {
  left: -60px;
}
.campaign-section .card-slider .slider-arrow.next,
.column-section .card-slider .slider-arrow.next {
  right: -60px;
}

/* The campaign images fit entirely inside the 950px viewport. */
.campaign-section .campaign-card {
  flex: 0 0 calc((100% - 24px) / 3);
}

/* Three full column cards plus a 48px glimpse at both edges fit inside 950px. */
.column-section .column-card {
  flex: 0 0 calc((100% - 96px - 24px) / 3);
}

@media (max-width: 1080px) {
  .campaign-section .card-slider .slider-arrow.prev,
  .column-section .card-slider .slider-arrow.prev {
    left: -46px;
  }
  .campaign-section .card-slider .slider-arrow.next,
  .column-section .card-slider .slider-arrow.next {
    right: -46px;
  }
}
@media (max-width: 1040px) {
  .campaign-section .card-slider .slider-arrow.prev,
  .column-section .card-slider .slider-arrow.prev {
    left: 8px;
  }
  .campaign-section .card-slider .slider-arrow.next,
  .column-section .card-slider .slider-arrow.next {
    right: 8px;
  }
}
@media (max-width: 760px) {
  .campaign-section .card-slider,
  .column-section .card-slider {
    padding: 0;
  }
  .campaign-section .campaign-card {
    flex-basis: 82%;
  }
  .column-section .column-card {
    flex-basis: calc(82% - 24px);
  }
}

/* v8: smartphone slider behavior */
.js-slider .slider-viewport {
  touch-action: pan-y;
}
.js-slider .slider-track {
  user-select: none;
  -webkit-user-select: none;
}

@media (max-width: 760px) {
  /* Main visual fills the entire smartphone viewport. */
  .hero-slider,
  .hero-slider .slider-viewport {
    /* width: 100vw; */
    /* max-width: none; */
  }
  .hero-slider .slider-viewport {
    overflow: hidden;
  }
  .hero-slider .hero-slide {
    flex: 0 0 100vw;
    width: 100vw;
    aspect-ratio: 950/500;
  }
  .hero-slider .hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  /* The partial next card signals that campaign/column sliders can be swiped. */
  .campaign-section .slider-arrow,
  .column-section .slider-arrow {
    display: none;
  }
  .campaign-section .card-slider .slider-viewport,
  .column-section .card-slider .slider-viewport {
    overflow: hidden;
  }
  .campaign-section .campaign-card {
    flex: 0 0 84%;
  }
  .column-section .column-card {
    flex: 0 0 calc(84% - 24px);
  }
}

/* v11: expand primary content blocks to the full 950px design width */
.intro-section .container.narrow,
.brands-section .container.narrow,
.topics-section .container.narrow,
.ranking-section .container.narrow,
.service-section .container.narrow {
  width: min(950px, calc(100% - 40px));
}

@media (max-width: 760px) {
  .intro-section .container.narrow,
  .brands-section .container.narrow,
  .topics-section .container.narrow,
  .ranking-section .container.narrow,
  .service-section .container.narrow {
    width: calc(100% - 28px);

  }
}

/* v12: match the comp spacing for category / brand blocks and top navigation */
.category-section {
  padding-top: 56px;
  background: var(--light);
}
.category-section .page-title {
  margin-bottom: 42px;
}
.category-nav {
  margin-top: 0;
  padding: 28px 0 30px;
  box-shadow: 0 0 0 100vmax #fff;
  clip-path: inset(0 -100vmax);
}

.intro-section .sub-heading {
  margin: 42px 0 34px;
}
.category-grid {
  gap: 12px;
  padding: 50px 48px 34px;
  background: #f5f5f5;
}
.category-card {
  min-height: 150px;
  margin: 0;
  border: 0;
  padding: 18px 18px 14px;
  align-items: stretch;
  position: relative;
  text-align: left;
}
.category-card:hover {
  border-color: transparent;
}
.category-card .bike-icon {
  width: 100%;
  height: 86px;
  margin: 0 auto 8px;
}
.category-card b {
  display: block;
  padding-right: 18px;
  font-size: 14px;
  line-height: 1.4;
}
.category-card::after {
  content: ">";
  position: absolute;
  right: 12px;
  bottom: 13px;
  font-size: 13px;
  color: #111;
}
.category-all-wrap {
  background: #f5f5f5;
  padding: 0 48px 44px;
  text-align: center;
}
.category-all-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  min-width: 220px;
  padding: 14px 16px 14px 28px;
  border: 1px solid #777;
  background: #fff;
  color: #111;
  font-size: 15px;
  font-weight: 600;
}
.category-all-button:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.brands-section .section-title {
  margin-bottom: 46px;
}
.brand-grid {
  gap: 14px;
  border: 0;
  background: transparent;
}
.brand-grid a {
  min-height: 98px;
  padding: 16px 20px;
  border: 1px solid #bfc6ce !important;
  background: #fff;
}
.brand-grid a img {
  max-width: 84%;
  max-height: 48px;
}

@media (max-width: 760px) {
  .category-section {
    padding-top: 38px;
  }
  .category-section .page-title {
    margin-bottom: 28px;
  }
  .category-nav {
    padding: 20px 8px 22px;
  }
  .intro-section .sub-heading {
    margin: 34px 0 24px;
  }
  .category-grid {
    gap: 8px;
    padding: 20px 14px 18px;
  }
  .category-card {
    min-height: 128px;
    padding: 12px 10px 12px;
  }
  .category-card .bike-icon {
    height: 66px;
  }
  .category-card b {
    font-size: 12px;
    padding-right: 14px;
  }
  .category-card::after {
    right: 8px;
    bottom: 11px;
    font-size: 11px;
  }
  .category-all-wrap {
    padding: 0 14px 24px;
  }
  .category-all-button {
    width: 100%;
    max-width: 260px;
    min-width: 0;
    gap: 20px;
  }
  .brands-section .section-title {
    margin-bottom: 30px;
  }
  .brand-grid {
    gap: 8px;
  }
  .brand-grid a {
    min-height: 76px;
    padding: 10px 12px;
  }
  .brand-grid a img {
    max-width: 88%;
    max-height: 38px;
  }
}

/* v13: speech-bubble headings for ranking and recommendations */
.ranking-section .section-title.ranking-title,
.ranking-section .section-title.pointer {
  position: relative;
  display: table;
  width: auto;
  min-width: 365px;
  margin-left: auto;
  margin-right: auto;
  padding: 14px 34px 13px;
  border: 2px solid var(--blue);
  border-radius: 5px;
  background: #fff;
  color: #111;
  text-align: center;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.25;
}
.ranking-section .section-title.ranking-title {
  margin-bottom: 42px;
}
.ranking-section .section-title.ranking-title span {
  display: block;
  margin: 0 0 2px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.ranking-section .section-title.ranking-title::before,
.ranking-section .section-title.pointer::before {
  content: "";
  position: absolute;
  top: auto;
  right: auto;
  bottom: -20px;
  left: 50%;
  width: 0;
  height: 0;
  border: 0;
  border-left: 18px solid transparent;
  border-right: 18px solid transparent;
  border-top: 20px solid var(--blue);
  transform: translateX(-50%);
}
.ranking-section .section-title.ranking-title::after,
.ranking-section .section-title.pointer::after {
  content: "";
  position: absolute;
  top: auto;
  right: auto;
  bottom: -17px;
  left: 50%;
  width: 0;
  height: 0;
  border: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-top: 18px solid #fff;
  transform: translateX(-50%);
}
.ranking-section .section-title.pointer {
  min-width: 415px;
  margin-top: 0;
  margin-bottom: 42px;
  padding-top: 20px;
  padding-bottom: 20px;
  font-size: 30px;
}
.ranking-section .product-row {
  margin-top: 0;
}

@media (max-width: 760px) {
  .ranking-section .section-title.ranking-title,
  .ranking-section .section-title.pointer {
    min-width: 0;
    width: min(88vw, 420px);
    padding: 12px 20px;
    font-size: 20px;
  }
  .ranking-section .section-title.ranking-title span {
    font-size: 14px;
  }
  .ranking-section .section-title.pointer {
    padding-top: 16px;
    padding-bottom: 16px;
  }
}

/* v17: add breathing room between the top category navigation items */
.category-nav {
  grid-template-columns: repeat(10, minmax(0, 1fr));
  column-gap: 10px;
  padding: 22px 18px 28px;
}
.category-nav a {
  padding: 0;
}
.category-nav a img {
  width: 74px;
  height: 62px;
  margin-bottom: 9px;
}

@media (max-width: 760px) {
  .category-nav {
    column-gap: 12px;
    padding: 16px 14px 20px;
  }
  .category-nav a img {
    width: 72px;
    height: 58px;
  }
}

/* v18: top category navigation reduced to eight items */
.category-nav {
  grid-template-columns: repeat(8, minmax(0, 1fr));
  column-gap: 18px;
  padding-left: 24px;
  padding-right: 24px;
}
@media (max-width: 760px) {
  .category-nav {
    grid-template-columns: repeat(8, minmax(96px, 1fr));
    column-gap: 14px;
  }
}

/* v19: enlarge the eight top-category images while keeping the 950px row */
.category-nav {
  column-gap: 14px;
  padding-left: 13px;
  padding-right: 13px;
}
.category-nav a img {
  width: 92px;
  height: 72px;
  margin-bottom: 8px;
}

@media (max-width: 760px) {
  .category-nav {
    grid-template-columns: repeat(8, minmax(108px, 1fr));
    column-gap: 14px;
  }
  .category-nav a img {
    width: 90px;
    height: 70px;
  }
}

/* v21: square artwork for campaign and column sliders */
.campaign-section .campaign-card,
.column-section .column-card {
  height: auto;
}
.campaign-section .campaign-card > img,
.column-section .column-card > img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #8d8d8d;
}

/* v22: topics section matched to the approved design */
.topics-section .container.narrow {
  width: min(950px, calc(100% - 40px));
}
.topics-section .eyebrow {
  font-size: 20px;
  color: #343b44;
  margin-bottom: 0;
}
.topics-section .topics-title {
  font-size: 30px;
  line-height: 1.35;
  margin-bottom: 58px;
  position: relative;
  padding-bottom: 15px;
}
.topics-section .topics-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 64px;
  border-top: 4px solid var(--blue);
  transform: translateX(-50%);
}
.topics-section .article-grid {
  gap: 56px 18px;
}
.topics-section .article-carder {
  display: flex;
  flex-direction: column;
  background: transparent;
}
.topics-section .article-carder .thumb {
  aspect-ratio: 459/375;
}
.topics-section .article-carder-body {
  background: #fff;
  padding: 10px 14px 16px;
  flex: 1;
}
.topics-section .article-carder h3 {
  font-size: 18px;
  line-height: 1.45;
  margin: 0 0 10px;
  color: #0056ad;
}
.topics-section .article-carder p {
  font-size: 14px;
  line-height: 1.75;
  color: #3f454c;
  margin: 0;
}
@media (max-width: 760px) {
  .topics-section .container.narrow {
    width: min(100% - 28px, 950px);
  }
  .topics-section .eyebrow {
    font-size: 12px;
  }
  .topics-section .topics-title {
    font-size: 22px;
    margin-bottom: 34px;
    padding-bottom: 12px;
  }
  .topics-section .topics-title::after {
    width: 48px;
    border-top-width: 3px;
  }
  .topics-section .article-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .topics-section .article-carder h3 {
    font-size: 16px;
  }
  .topics-section .article-carder p {
    font-size: 13px;
  }
}

/* v23: product names, feature copy, captions and tag visibility */
.ranking-section .product-card .product-name {
  margin: 10px 0 5px;
  color: #111;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 700;
}
.ranking-section .product-card .product-feature {
  display: block;
  color: #222;
  font-size: 13px;
  line-height: 1.6;
  font-weight: 400;
}
.column-section .column-card p {
  color: #111;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 700;
  text-align: left;
  margin-top: 10px;
}
.service-section .service-grid p {
  color: #0056ad;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 700;
  text-align: left;
  margin-top: 10px;
  margin-left: 5px;
}
.keyword-section .keyword-list a {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.35;
  padding: 7px 15px;
}
@media (max-width: 760px) {
  .ranking-section .product-card .product-name {
    font-size: 15px;
  }
  .ranking-section .product-card .product-feature {
    font-size: 12px;
  }
  .column-section .column-card p,
  .service-section .service-grid p {
    font-size: 15px;
  }
  .keyword-section .keyword-list a {
    font-size: 14px;
    padding: 7px 13px;
  }
}

/* 2026-07-30 recommended bicycle image replacement */
.ranking-section .product-grid .product-image img {
  padding: 10px;
  object-fit: contain;
}
.ranking-section .product-grid .product-name {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  margin-top: 10px;
}
.ranking-section .product-grid .product-feature {
  display: block;
  color: #20252b;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
  margin-top: 4px;
}

/* 2026-07-30 square recommended product images */
.ranking-section .product-grid .product-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  overflow: hidden;
  background: #f5f6f7;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ranking-section .product-grid .product-image img {
  display: block;
  width: 100%;
  height: 100%;
  padding: 8px;
  object-fit: contain;
  object-position: center;
}

/* v27: unify major section heading sizes with the topics heading */
.sub-heading,
.brands-section .section-title.simple,
.campaign-section .section-title.simple,
.column-section .section-title.underline,
.service-section .section-title.ruled,
.topics-section .section-title.topics-title {
  font-size: 30px;
  line-height: 1.35;
  font-weight: 700;
}

/* Keep the section-heading rhythm consistent. */
.sub-heading,
.brands-section .section-title.simple,
.campaign-section .section-title.simple,
.column-section .section-title.underline {
  margin-bottom: 38px;
}

.service-section .section-title.ruled {
  margin-bottom: 38px;
}

@media (max-width: 760px) {
  .sub-heading,
  .brands-section .section-title.simple,
  .campaign-section .section-title.simple,
  .column-section .section-title.underline,
  .service-section .section-title.ruled,
  .topics-section .section-title.topics-title {
    font-size: 22px;
    line-height: 1.4;
  }
}

/* v28: unified brand logo assets */
.brand-grid a img {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: none;
  object-fit: contain;
  display: block;
}

/* v30: mascot + stability repair */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  background: #fff;
  color: #0056ad;
  padding: 10px 14px;
}
.skip-link:focus {
  left: 10px;
  top: 10px;
}
.category-section .page-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.page-title-mascot {
  display: block;
  width: 74px;
  height: 74px;
  object-fit: contain;
  flex: 0 0 auto;
}
.page-title-text {
  display: inline-block;
  font-size: 36px;
}
/* protect slider/card images from intrinsic-dimension layout shifts */
.column-section .column-card > img,
.campaign-section .campaign-card > img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1/1;
  object-fit: cover;
}
.service-section .service-banner-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 950/500;
  object-fit: contain;
  background: #fff;
}
.service-grid > a {
  min-width: 0;
  overflow: hidden;
}
@media (max-width: 760px) {
  .category-section .page-title {
    gap: 10px;
  }

  .page-title-text {
  display: inline-block;
  font-size: 28px;
}

  .page-title-mascot {
    width: 56px;
    height: 56px;
  }
}

/* v31: intro eyebrow size and decorative slashes on PC/SP */
.intro-section .eyebrow {
  font-size: 25px;
  line-height: 1.7;
  margin: 0 0 4px;
  color: #0056ad;
  font-weight: 700;
}
.intro-section .section-title.accent {
  position: relative;
  display: table;
  max-width: calc(100% - 150px);
  margin: 0 auto 30px;
  font-size: 35px;
}
.intro-section .section-title.accent::before,
.intro-section .section-title.accent::after {
  content: "";
  position: absolute;
  top: 50%;
  display: block;
  width: 80px;
  border-top: 2px solid #4f8fd4;
  margin: 0;
  transform-origin: center;
}
.intro-section .section-title.accent::before {
  right: calc(100% + 24px);
  transform: translateY(-50%) rotate(58deg);
}
.intro-section .section-title.accent::after {
  left: calc(100% + 24px);
  transform: translateY(-50%) rotate(-58deg);
}

@media (max-width: 760px) {
  .intro-section .eyebrow {
    font-size: 14px;
    margin-bottom: 0px;
  }
  .intro-section .section-title.accent {
    display: block;
    max-width: 350px;
    margin: 0 auto 22px;
    padding: 0 42px;
    font-size: 22px;
    line-height: 1.55;
  }
  .intro-section .section-title.accent::before,
  .intro-section .section-title.accent::after {
    display: block;
    width: 50px;
    top: 50%;
  }
  .intro-section .section-title.accent::before {
    right: auto;
    left: -10px;
    transform: translateY(-50%) rotate(58deg);
  }
  .intro-section .section-title.accent::after {
    left: auto;
    right: -10px;
    transform: translateY(-50%) rotate(-58deg);
  }
}


/* お役立ち情報カードはリンクではないためクリック無効 */
.topics-section .article-carder {
  cursor: default !important;
  text-decoration: none !important;
}

/* v34: enlarge page title mascot */
.page-title-mascot {
  width: 92px;
  height: 92px;
}
@media (max-width: 760px) {
  .page-title-mascot {
    width: 66px;
    height: 66px;
  }
}

/* v35: align recommended product titles and descriptions */
.ranking-section .product-grid .product-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.ranking-section .product-grid .product-name {
  min-height: calc(1.45em * 2);
  margin-bottom: 6px;
}
.ranking-section .product-grid .product-feature {
  margin-top: 0;
}
@media (max-width: 760px) {
  .ranking-section .product-grid .product-name {
    min-height: calc(1.45em * 2);
  }
}

/* v40: メインスライダーは親のaタグで通常遷移させる */
.hero-slider .hero-slide {
  pointer-events: auto !important;
  cursor: pointer !important;
}
.hero-slider .hero-slide img {
  pointer-events: none !important;
  -webkit-user-drag: none !important;
  user-select: none !important;
}
/* v43: 2026-08-14 feedback */
.category-section {
  /* padding-top: 28px; */
    padding-top: 18px;
    padding-bottom: 3px;
    margin-bottom: 10px;
}
.category-section .page-title {
  display: block;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto 18px;
  padding: 6px 0 6px 14px;
  border-left: 4px solid var(--blue);
  color: #1c2733;
  font-size: 18px;
  line-height: 1.35;
  text-align: left;
}
.category-section .page-title-text {
  font-size: inherit;
}
.topics-section .article-carder small {
  display: inline-block;
  margin-top: 6px;
  font-size: 11px;
  line-height: 1.5;
}
.topics-service-wrap {
  margin-top: 34px;
  text-align: center;
}
.topics-service-button {
  position: relative;
  display: inline-flex;
  width: 100%;
  max-width: 100%;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 14px 18px 14px 28px;
  border: 1px solid #777;
  background: #fff;
  color: #111;
  font-size: 15px;
  font-weight: 600;
}
.topics-service-button span {
  position: absolute;
  top: 50%;
  right: 18px;
  transform: translateY(-50%);
}
.topics-service-button:hover {
  border-color: var(--blue);
  color: var(--blue);
}
@media (max-width: 760px) {
  .category-section {
    padding-top: 20px;
  }
  .category-section .page-title {
    width: calc(100% - 28px);
    margin-bottom: 14px;
    padding: 6px 0 6px 12px;
    font-size: 16px;
  }
  .topics-service-wrap {
    margin-top: 28px;
  }
}