/* ==========================================================
 * Yakumo Child — Main Stylesheet
 * BEM命名 / プレフィックスなし（テーマ専用スコープ）
 *
 * Table of Contents
 *  0. デザイントークン (:root)
 *  1. リセット・ベース
 *  2. ユーティリティ
 *  3. site-header
 *  4. hero
 *  5. section-label（共通英字ラベル）
 *  6. services
 *  7. stats
 *  8. company
 *  9. news
 * 10. contact-cta
 * 11. site-footer
 * 12. archive / single（ニュース）
 * 13. レスポンシブ
 * ========================================================== */

/* ----------------------------------------------------------
 * 0. デザイントークン
 * ---------------------------------------------------------- */
:root {
  /* カラー */
  --color-navy:        #0E2247;
  --color-navy-deep:   #0A162C;
  --color-navy-footer: #071121;
  --color-text:        #1A2436;
  --color-text-muted:  #5A6475;
  --color-text-light:  #9AA3B2;
  --color-accent:      #B08D46; /* インラインstyleで上書き可 */
  --color-bg:          #FFFFFF;
  --color-bg-alt:      #F7F8FA;
  --color-border:      #E6E9EF;
  --color-border-dark: #E0E4EB;

  /* タイポグラフィ */
  --font-jp: 'Noto Sans JP', sans-serif;
  --font-en: 'Manrope', sans-serif;

  /* レイアウト */
  --container-max: 1200px;
  --container-pad: 40px;
  --section-gap:   130px;
  --header-h:      78px;

  /* トランジション */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ----------------------------------------------------------
 * 1. リセット・ベース
 * ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-jp);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

ul, ol { list-style: none; }

/* ----------------------------------------------------------
 * 2. ユーティリティ
 * ---------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--section-gap);
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--dark {
  background: var(--color-navy-deep);
  color: #fff;
}

/* reveal アニメーション初期状態 */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* ----------------------------------------------------------
 * 3. site-header
 * ---------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(10, 22, 44, 0.82);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-header__brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1;
}

.site-header__name-jp {
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  letter-spacing: 0.08em;
}

.site-header__name-en {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: 0.6rem;
  color: var(--color-accent);
  letter-spacing: 0.2em;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-header__nav-item a {
  font-family: var(--font-jp);
  font-size: 0.875rem;
  font-weight: 400;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}
.site-header__nav-item a:hover { color: var(--color-accent); }

.site-header__cta {
  display: inline-block;
  padding: 0.55rem 1.4rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent) !important;
  font-family: var(--font-jp);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  transition: background 0.2s, color 0.2s;
}
.site-header__cta:hover {
  background: var(--color-accent);
  color: var(--color-navy-deep) !important;
}

/* ハンバーガー（SP用・JS制御） */
.site-header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: none; border: none;
  cursor: pointer; padding: 6px;
}
.site-header__hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: #fff;
  transition: transform 0.3s, opacity 0.3s;
}
.site-header__hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.site-header__hamburger.is-open span:nth-child(2) { opacity: 0; }
.site-header__hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* SPメニューオーバーレイ */
.sp-nav {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(10, 22, 44, 0.97);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.sp-nav.is-open { display: flex; }
.sp-nav__list { display: flex; flex-direction: column; align-items: center; gap: 28px; }
.sp-nav__list a {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.9);
  letter-spacing: 0.1em;
}
.sp-nav__cta {
  margin-top: 8px;
  padding: 0.75rem 2.5rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 0.9375rem;
  letter-spacing: 0.08em;
}

/* ----------------------------------------------------------
 * 4. hero
 * ---------------------------------------------------------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  background: var(--color-navy-deep);
}

/* Swiper本体 */
.hero__swiper {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}

.hero__slide {
  position: relative;
  width: 100%; height: 100%;
}

.hero__slide-img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}

/* 左グラデーションオーバーレイ */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(7, 17, 33, 0.88) 0%,
    rgba(7, 17, 33, 0.55) 55%,
    rgba(7, 17, 33, 0.15) 100%
  );
  z-index: 1;
}

/* テキスト層（スライドと独立） */
.hero__content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
}

.hero__content-inner {
  max-width: 680px;
}

.hero__since {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}
.hero__since::before {
  content: '';
  display: block;
  width: 28px; height: 1px;
  background: var(--color-accent);
}
.hero__since-text {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--color-accent);
  letter-spacing: 0.25em;
}

.hero__heading {
  font-family: var(--font-jp);
  font-size: clamp(2.25rem, 4.2vw, 3.375rem);
  font-weight: 300;
  line-height: 1.55;
  color: #fff;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}

.hero__lead {
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(255,255,255,0.72);
  line-height: 1.9;
  letter-spacing: 0.04em;
  margin-bottom: 44px;
}

.hero__buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__btn {
  display: inline-block;
  padding: 0.85rem 2.25rem;
  font-family: var(--font-jp);
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.hero__btn--primary {
  background: var(--color-accent);
  color: var(--color-navy-deep);
  border: 1px solid var(--color-accent);
}
.hero__btn--primary:hover {
  background: transparent;
  color: var(--color-accent);
}
.hero__btn--outline {
  background: transparent;
  color: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.4);
}
.hero__btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* バー型ページネーション */
.hero__pagination {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 8px;
}
.hero__pagination-bar {
  width: 40px; height: 3px;
  background: rgba(255,255,255,0.35);
  cursor: pointer;
  transition: background 0.3s, opacity 0.3s;
}
.hero__pagination-bar.is-active {
  background: var(--color-accent);
  opacity: 1;
}

/* ----------------------------------------------------------
 * 5. section-label（共通英字ラベル）
 * ---------------------------------------------------------- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px; height: 1px;
  background: var(--color-accent);
}
.section-label__text {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.section-heading {
  font-family: var(--font-jp);
  font-size: clamp(1.625rem, 3vw, 2.25rem);
  font-weight: 300;
  letter-spacing: 0.06em;
  line-height: 1.4;
  color: var(--color-navy);
  margin-bottom: 56px;
}

.section-heading--white {
  color: #fff;
}

/* ----------------------------------------------------------
 * 6. services（事業内容）
 * ---------------------------------------------------------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.services__card {
  background: #fff;
  border-top: 3px solid var(--color-navy);
  padding: 36px 28px 40px;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.services__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(14, 34, 71, 0.1);
}

.services__card-num {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.2em;
  margin-bottom: 20px;
}

.services__card-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin-bottom: 16px;
}

.services__card-body {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 1.85;
}

/* ----------------------------------------------------------
 * 7. stats（実績数値）
 * ---------------------------------------------------------- */
.stats {
  background: var(--color-navy-deep);
  padding-block: 100px;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
}

/* 縦罫線 */
.stats__grid::before,
.stats__grid::after,
.stats__item:nth-child(2)::after,
.stats__item:nth-child(3)::after {
  content: '';
  position: absolute;
  top: 10%; height: 80%;
  width: 1px;
  background: rgba(255,255,255,0.12);
}
.stats__item:nth-child(2)::after { left: 0; }
.stats__item:nth-child(3)::after { left: 0; }

.stats__item {
  position: relative;
  text-align: center;
  padding: 16px 8px;
}

.stats__item + .stats__item {
  border-left: 1px solid rgba(255,255,255,0.12);
}

.stats__label {
  font-family: var(--font-jp);
  font-size: 0.8125rem;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.stats__value-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  line-height: 1;
}

.stats__value {
  font-family: var(--font-en);
  font-size: clamp(2.5rem, 5vw, 3.625rem);
  font-weight: 300;
  color: #fff;
  letter-spacing: -0.02em;
}

.stats__unit {
  font-family: var(--font-jp);
  font-size: 1.125rem;
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  padding-bottom: 8px;
}

/* ----------------------------------------------------------
 * 8. company（会社概要）
 * ---------------------------------------------------------- */
.company__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.company__intro {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 2;
}

.company__dl {
  display: grid;
  grid-template-columns: 200px 1fr;
  row-gap: 0;
}

.company__dt,
.company__dd {
  padding: 18px 0;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.7;
}

.company__dt {
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.company__dd {
  font-weight: 300;
  color: var(--color-text);
  padding-left: 16px;
}

/* ----------------------------------------------------------
 * 9. news（ニュース）
 * ---------------------------------------------------------- */
.news__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
}

.news__more {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-navy);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.news__more:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.news__list { border-top: 1px solid var(--color-border); }

.news-item {
  display: grid;
  grid-template-columns: 130px 110px 1fr;
  align-items: center;
  gap: 0;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-border);
  transition: background 0.2s;
}
.news-item:hover { background: var(--color-bg-alt); }

.news-item__date {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  font-weight: 300;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.news-item__badge {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--color-border-dark);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  border-radius: 100px;
  white-space: nowrap;
}

.news-item__title {
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.6;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}
.news-item:hover .news-item__title { color: var(--color-navy); }

/* ----------------------------------------------------------
 * 10. contact-cta
 * ---------------------------------------------------------- */
.contact-cta {
  background: var(--color-navy-deep);
  padding-block: 120px;
  text-align: center;
}

.contact-cta__label { justify-content: center; }

.contact-cta__heading {
  font-family: var(--font-jp);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 300;
  color: #fff;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}

.contact-cta__lead {
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(255,255,255,0.62);
  line-height: 2;
  letter-spacing: 0.04em;
  margin-bottom: 48px;
}

.contact-cta__btn {
  display: inline-block;
  padding: 1rem 3.5rem;
  background: var(--color-accent);
  color: var(--color-navy-deep);
  font-family: var(--font-jp);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  transition: opacity 0.2s;
  margin-bottom: 36px;
}
.contact-cta__btn:hover { opacity: 0.82; }

.contact-cta__tel {
  font-family: var(--font-en);
  font-size: 0.875rem;
  font-weight: 300;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.08em;
}

/* ----------------------------------------------------------
 * 11. site-footer
 * ---------------------------------------------------------- */
.site-footer {
  background: var(--color-navy-footer);
  padding-block: 72px 40px;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 32px;
}

.site-footer__brand-jp {
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.site-footer__brand-en {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: 0.6rem;
  color: var(--color-accent);
  letter-spacing: 0.25em;
  margin-bottom: 20px;
}

.site-footer__address {
  font-size: 0.8125rem;
  font-weight: 300;
  color: rgba(255,255,255,0.45);
  line-height: 1.9;
  letter-spacing: 0.04em;
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  justify-content: flex-end;
  align-items: flex-start;
  padding-top: 8px;
}

.site-footer__nav-item a {
  font-size: 0.875rem;
  font-weight: 300;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}
.site-footer__nav-item a:hover { color: var(--color-accent); }

.site-footer__copy {
  text-align: center;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 300;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.1em;
}

/* ----------------------------------------------------------
 * 12. archive / single（ニュース）
 * ---------------------------------------------------------- */
.archive-header {
  padding-block: 120px 64px;
  background: var(--color-navy-deep);
  text-align: center;
}

.archive-header__title {
  font-family: var(--font-jp);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 300;
  color: #fff;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.archive-header__en {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--color-accent);
  letter-spacing: 0.3em;
}

.archive-list {
  padding-block: 80px;
}

.archive-list__inner {
  border-top: 1px solid var(--color-border);
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 64px;
}
.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.pagination .page-numbers.current,
.pagination .page-numbers:hover {
  background: var(--color-navy);
  color: #fff;
  border-color: var(--color-navy);
}

/* single */
.single-header {
  padding-block: 120px 56px;
  background: var(--color-navy-deep);
}

.single-header__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.single-header__date {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.05em;
}

.single-header__title {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 300;
  color: #fff;
  line-height: 1.6;
  letter-spacing: 0.04em;
}

.single-body {
  padding-block: 80px;
}

.single-body__content {
  max-width: 780px;
  margin-inline: auto;
  font-size: 0.9375rem;
  line-height: 2;
  color: var(--color-text);
}

.single-body__content p { margin-bottom: 1.6em; }
.single-body__content h2 { font-size: 1.25rem; font-weight: 700; color: var(--color-navy); margin: 2.4em 0 1em; }
.single-body__content h3 { font-size: 1.0625rem; font-weight: 700; color: var(--color-navy); margin: 2em 0 0.8em; }

.single-back {
  text-align: center;
  padding-bottom: 80px;
}

.single-back__link {
  display: inline-block;
  padding: 0.75rem 2.5rem;
  border: 1px solid var(--color-navy);
  font-size: 0.875rem;
  color: var(--color-navy);
  letter-spacing: 0.08em;
  transition: background 0.2s, color 0.2s;
}
.single-back__link:hover {
  background: var(--color-navy);
  color: #fff;
}

/* ----------------------------------------------------------
 * 13. レスポンシブ
 * ---------------------------------------------------------- */

/* タブレット: ~1024px */
@media (max-width: 1024px) {
  :root {
    --section-gap: 96px;
    --container-pad: 32px;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .company__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .company__dl {
    grid-template-columns: 160px 1fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .site-footer__nav {
    justify-content: flex-start;
  }
}

/* SP: ~768px */
@media (max-width: 768px) {
  :root {
    --section-gap: 80px;
    --container-pad: 20px;
    --header-h: 64px;
  }

  /* ヘッダー */
  .site-header__nav { display: none; }
  .site-header__hamburger { display: flex; }

  /* ヒーロー */
  .hero {
    height: 88vh;
  }

  .hero__heading {
    font-size: 2rem;
  }

  .hero__buttons {
    flex-direction: column;
    gap: 12px;
  }

  .hero__btn {
    text-align: center;
    padding: 0.85rem 1.5rem;
  }

  /* 事業内容 */
  .services__grid {
    grid-template-columns: 1fr;
  }

  /* 実績 */
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 40px;
  }

  .stats__item + .stats__item {
    border-left: none;
  }

  .stats__item:nth-child(odd) {
    border-right: 1px solid rgba(255,255,255,0.12);
  }

  .stats__value {
    font-size: 2.5rem;
  }

  /* 会社概要 */
  .company__dl {
    grid-template-columns: 1fr;
  }
  .company__dd {
    padding-left: 0;
    padding-top: 4px;
    border-bottom: none;
  }
  .company__dt {
    border-bottom: none;
    padding-bottom: 0;
    color: var(--color-text-muted);
    font-size: 0.75rem;
  }
  .company__dt + .company__dd {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 16px;
    margin-bottom: 4px;
  }

  /* ニュース */
  .news-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .news__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  /* フッター */
  .site-footer__nav {
    flex-direction: column;
    gap: 16px;
  }

  /* アーカイブ・シングル */
  .archive-header,
  .single-header { padding-block: 100px 48px; }
}

/* 375px（最小SP）*/
@media (max-width: 375px) {
  .hero__heading { font-size: 1.75rem; }
  .stats__grid { grid-template-columns: 1fr; }
  .stats__item + .stats__item { border-left: none; }
  .stats__item:nth-child(odd) { border-right: none; }
  .stats__item { border-bottom: 1px solid rgba(255,255,255,0.12); }
}

/* アクセシビリティ */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.screen-reader-text {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(1px,1px,1px,1px);
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link:focus {
  position: fixed;
  top: 1rem; left: 1rem;
  z-index: 100000;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-navy-deep);
  font-weight: 700;
  clip: auto;
  width: auto; height: auto;
}