@charset "UTF-8";
/* OEMページ専用。既存の共通CSSは変更せず、このページ内だけに適用。 */
.oem-page { --oem-red: #df2a22; --oem-gray: #f7f7f7; background: #fff; }
.oem-page main, .oem-page main *, .oem-page .oem-skip { box-sizing: border-box; }
.oem-page main { padding-top: 74px; }
.oem-page .oem-container { width: 88%; max-width: 1200px; margin: 0 auto; }
.oem-page .oem-section { padding: 108px 0; scroll-margin-top: 90px; }
.oem-page .oem-muted { background: var(--oem-gray); }
.oem-page .oem-eyebrow { margin: 0 0 26px; color: #a92b25; font: 500 12px/1.6 Arial, sans-serif; letter-spacing: .14em; }
.oem-page main h2 { display: block; margin: 0 0 42px; color: #161616; font-size: clamp(25px, 2.5vw, 34px); font-weight: 500; line-height: 1.65; text-align: left; }
.oem-page main h3 { display: block; margin: 0; color: #161616; font-size: 21px; font-weight: 500; line-height: 1.7; text-align: left; }
.oem-page main p { margin-top: 0; }
.oem-page .oem-body-copy p { margin: 0 0 22px; line-height: 2; }
.oem-page .oem-body-copy p:last-child { margin-bottom: 0; }
.oem-page .oem-split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 70px; align-items: start; }
.oem-page .oem-split h2 { margin-bottom: 0; }
.oem-page .oem-body-copy { padding-top: 42px; }
.oem-page .oem-hero { padding: 72px 0 78px; background: #f3f3f1; }
.oem-page .oem-hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 56px; }
.oem-page .oem-hero h1 { margin: 0 0 32px; font-size: 18px; font-weight: 500; line-height: 1.6; }
.oem-page .oem-hero-lead { margin-bottom: 26px; font-size: clamp(36px, 4.4vw, 60px); font-weight: 500; line-height: 1.5; letter-spacing: .06em; }
.oem-page .oem-hero-sub { margin-bottom: 32px; font-size: 17px; }
.oem-page .oem-text-link { display: inline-block; border-bottom: 1px solid #bdbdbd; padding: 0 0 8px; color: #222; font-size: 13px; text-decoration: none; }
.oem-page .oem-text-link span { margin-left: 20px; color: var(--oem-red); }
.oem-page .oem-text-link:hover { border-color: var(--oem-red); }
.oem-page .oem-media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #eee; }
.oem-page .oem-hero-media { aspect-ratio: 1 / 1.05; }
.oem-page .oem-placeholder { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; background: linear-gradient(140deg, #e7e6e3, #f8f8f6 55%, #dededb); color: #555; }
.oem-page .oem-placeholder::before { position: absolute; inset: 7%; border: 1px solid rgba(0,0,0,.1); content: ''; }
.oem-page .oem-placeholder span:not(.oem-placeholder-mark) { font: 500 17px/1.5 Arial, sans-serif; letter-spacing: .22em; }
.oem-page .oem-placeholder small { margin-top: 6px; font: 10px/1.5 Arial, sans-serif; letter-spacing: .16em; }
.oem-page .oem-placeholder .oem-placeholder-mark { margin-bottom: 28px; color: #aaa9a5; font: 300 64px/1 Arial, sans-serif; letter-spacing: -.05em; }
.oem-page .oem-hero-media .oem-placeholder-mark { font-size: 140px; }
.oem-page .oem-media img { display: block; width: 100%; height: 100%; object-fit: contain; position: absolute; inset: 0; }
.oem-page .oem-hero-media img { object-fit: cover; }
.oem-page .oem-has-image .oem-placeholder { display: none; }
.oem-page .oem-breadcrumb { float: none; width: auto; margin: 0; padding: 24px 0; border-bottom: 1px solid #ddd; }
.oem-page .oem-breadcrumb ol { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; font-size: 12px; line-height: 1.8; letter-spacing: .03em; }
.oem-page .oem-breadcrumb li + li::before { content: '/'; margin-right: 10px; color: #999; }
.oem-page .oem-breadcrumb a { color: #444; text-underline-offset: 4px; }
.oem-page .oem-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.oem-page .oem-strength { padding: 36px 28px; border-top: 2px solid #222; background: #fff; }
.oem-page .oem-card-number { display: block; margin-bottom: 28px; color: var(--oem-red); font: 400 30px/1 Arial, sans-serif; letter-spacing: .02em; }
.oem-page .oem-strength p { margin: 22px 0 0; font-size: 16px; line-height: 1.9; }
.oem-page .oem-process { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 22px; margin: 54px 0 0; padding: 0; }
.oem-page .oem-process li { position: relative; padding: 24px 8px 18px; border-top: 1px solid #222; }
.oem-page .oem-process li:not(:last-child)::after { position: absolute; top: 54px; right: -15px; content: '→'; color: #999; font-size: 15px; }
.oem-page .oem-process span { display: block; margin-bottom: 20px; color: #a92b25; font: 500 11px/1.5 Arial, sans-serif; letter-spacing: .1em; }
.oem-page .oem-process h3 { font-size: 15px; letter-spacing: .01em; }
.oem-page main .oem-brand-name { margin-bottom: 28px; font: 500 clamp(38px, 5vw, 64px)/1.2 Arial, sans-serif; letter-spacing: .13em; }
.oem-page .oem-brand-name span { display: block; margin-top: 14px; font-family: 'Noto Sans Japanese', sans-serif; font-size: 13px; letter-spacing: .12em; }
.oem-page .oem-brand-lead { margin-bottom: 20px; font-size: 25px; font-weight: 500; }
.oem-page .oem-brand-description { max-width: 860px; margin-bottom: 48px; font-size: 16px; line-height: 2; }
.oem-page .oem-product { min-width: 0; background: #fff; }
.oem-page .oem-product > a { display: block; color: inherit; text-decoration: none; }
.oem-page .oem-product > a:hover { text-decoration-line: underline; text-decoration-color: #888; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.oem-page .oem-product-copy { padding: 26px 22px 32px; }
.oem-page .oem-product-category { margin-bottom: 10px; color: #666; font: 12px/1.5 Arial, sans-serif; letter-spacing: .15em; }
.oem-page .oem-product h3 { font-size: 18px; letter-spacing: .02em; }
.oem-page .oem-contact { background: #efefef; text-align: center; }
.oem-page .oem-contact h2 { text-align: center; margin-bottom: 24px; }
.oem-page .oem-contact p:not(.oem-eyebrow) { font-size: 16px; }
.oem-page .oem-contact a.contactBtn { max-width: 100%; margin-top: 38px; }
.oem-page .oem-mobile-break { display: none; }
.oem-page .oem-skip { position: fixed; left: 12px; top: -100px; padding: 10px 16px; background: #fff; color: #111; z-index: 10001; }
.oem-page .oem-skip:focus { top: 10px; }
.oem-page a:focus-visible { outline: 3px solid var(--oem-red); outline-offset: 5px; }
@media screen and (min-width: 1081px) and (max-width: 1200px) {
  .oem-page main { padding-top: 132px; }
}
@media screen and (max-width: 1080px) {
  .oem-page main { padding-top: 56px; }
  .oem-page .oem-section { padding: 80px 0; }
  .oem-page .oem-split { gap: 35px; }
  .oem-page .oem-hero-grid { gap: 30px; }
  .oem-page .oem-strength { padding: 28px 20px; }
  .oem-page .oem-process { gap: 18px; }
  .oem-page .oem-process h3 { font-size: 13px; }
}
@media screen and (max-width: 767px) {
  .oem-page .oem-container { width: 88%; }
  .oem-page .oem-section { padding: 64px 0; scroll-margin-top: 74px; }
  .oem-page .oem-hero { padding: 44px 0; }
  .oem-page .oem-hero-grid, .oem-page .oem-split, .oem-page .oem-grid { grid-template-columns: 1fr; gap: 24px; }
  .oem-page .oem-hero h1 { font-size: 16px; margin-bottom: 24px; }
  .oem-page .oem-hero-lead { font-size: clamp(34px, 8.5vw, 52px); }
  .oem-page .oem-hero-sub { font-size: 16px; }
  .oem-page .oem-hero-media { aspect-ratio: 4 / 3; margin-top: 12px; }
  .oem-page .oem-hero-media .oem-placeholder-mark { font-size: 90px; }
  .oem-page .oem-eyebrow { font-size: 11px; margin-bottom: 20px; letter-spacing: .1em; }
  .oem-page main h2 { margin-bottom: 30px; font-size: 25px; }
  .oem-page .oem-body-copy { padding-top: 0; font-size: 16px; }
  .oem-page .oem-strength { padding: 30px 26px; }
  .oem-page .oem-strength h3 br { display: none; }
  .oem-page .oem-card-number { margin-bottom: 20px; }
  .oem-page .oem-process { grid-template-columns: 1fr; gap: 25px; margin-top: 32px; }
  .oem-page .oem-process li { display: flex; align-items: center; gap: 24px; padding: 22px 12px; background: #f7f7f7; }
  .oem-page .oem-process span { flex-shrink: 0; margin: 0; }
  .oem-page .oem-process h3 { font-size: 17px; }
  .oem-page .oem-process h3 br { display: none; }
  .oem-page .oem-process li:not(:last-child)::after { content: '↓'; top: auto; bottom: -27px; right: 50%; transform: translateX(50%); }
  .oem-page .oem-brand-lead { font-size: 21px; }
  .oem-page .oem-brand-description br { display: none; }
  .oem-page .oem-contact h2 { font-size: 23px; }
  .oem-page .oem-contact a.contactBtn { font-size: 14px; width: 100%; max-width: 360px; }
  .oem-page .oem-mobile-break { display: inline; }
}
@media (prefers-reduced-motion: reduce) {
  .oem-page a { transition: none !important; }
}