/* ============================================
   TRIONFE Official Site
   Palette: navy #03031a / paper #f7f5f1 / gold #c9a227
   ============================================ */
:root {
  --navy: #03031a;
  --navy-soft: #0b0b2e;
  --paper: #f7f5f1;
  --white: #ffffff;
  --ink: #1a1a22;
  --gray: #6b6b74;
  --line: #e3e0d8;
  --gold: #c9a227;
  --gold-deep: #a8871f;
  --serif: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: "Yu Gothic UI", "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  --shadow: 0 10px 40px rgba(3, 3, 26, .12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.9;
  font-size: 15px;
  letter-spacing: .02em;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 860px; }
.center { text-align: center; }
.center-block { text-align: center; }
.pc { display: inline; }
.sp { display: none; }

/* ---- 共通パーツ ---- */
.eyebrow {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
  margin-bottom: 18px;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 600;
  letter-spacing: .06em;
  line-height: 1.5;
  margin-bottom: 18px;
}
.section-lead { color: var(--gray); margin-bottom: 40px; }

/* 日本語の改行を「文節・句読点」で。熟語を割らず、句読点の先に1文字だけ残さない。 */
.stmt-jp, .section-title, .section-lead, .hero-lead,
.product-desc, .story-copy p, .pillar p, .pillar h3,
.look-copy p, .look-copy h2, .story-copy h2, .hero h1,
.about-row dd, .about-note,
.origin-body p, .origin-note p, .size-note, .size-guarantee p {
  word-break: auto-phrase;   /* 日本語を文節単位で折り返す（熟語を割らない） */
  line-break: strict;
}
.stmt-jp, .section-title, .section-lead,
.look-copy h2, .story-copy h2, .hero h1 { text-wrap: balance; }
.hero-lead, .product-desc, .story-copy p,
.pillar p, .look-copy p { text-wrap: pretty; }

.btn {
  display: inline-block;
  padding: 14px 34px;
  font-size: 13px;
  letter-spacing: .18em;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .3s ease;
  font-family: var(--sans);
}
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: var(--white); }
.btn-ghost { border-color: rgba(255,255,255,.5); color: var(--white); }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: var(--white); }
.btn-navy { background: var(--navy); color: var(--white); padding: 10px 18px; font-size: 12px; }
.btn-navy:hover { background: var(--gold); color: var(--navy); }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---- スクロール出現 ----
   JSがrequestAnimationFrameの動作を確認した場合のみ
   html.anim-ok が付き、非表示→出現の演出が有効になる。
   それ以外の環境では常に表示(安全側)。 */
html.anim-ok .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
html.anim-ok .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html.anim-ok .reveal { opacity: 1; transform: none; transition: none; }
}
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }
.delay-3 { transition-delay: .36s; }

/* ---- アナウンスバー ---- */
.announce {
  background: var(--navy);
  color: rgba(255,255,255,.85);
  text-align: center;
  font-size: 11px;
  letter-spacing: .22em;
  padding: 9px 16px;
}

/* ---- ヘッダー ---- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 28px;
  height: 66px;
  background: transparent;
  transition: background .35s ease, box-shadow .35s ease;
}
.header .logo-dark { display: none; height: 26px; }
.header .logo-light { display: block; height: 26px; }
.header.is-solid { background: var(--paper); box-shadow: 0 1px 0 var(--line); }
.header.is-solid .logo-dark { display: block; }
.header.is-solid .logo-light { display: none; }
.header-logo { flex-shrink: 0; }

.nav { display: flex; gap: 34px; }
.nav a {
  font-size: 13px;
  letter-spacing: .14em;
  font-weight: 600;
  color: var(--white);
  position: relative;
  padding: 6px 0;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 1px; background: var(--gold);
  transition: width .3s ease;
}
.nav a:hover::after { width: 100%; }
.header.is-solid .nav a { color: var(--ink); }

/* ヘッダーの購入CTA（取扱店へ誘導） */
.header-cta {
  flex-shrink: 0;
  font-size: 12px;
  letter-spacing: .12em;
  font-weight: 600;
  color: var(--white);
  border: 1px solid rgba(255,255,255,.55);
  padding: 9px 18px;
  transition: all .3s ease;
  white-space: nowrap;
}
.header-cta:hover { background: var(--gold); border-color: var(--gold); color: var(--navy); }
.header.is-solid .header-cta { color: var(--ink); border-color: var(--line); }
.header.is-solid .header-cta:hover { background: var(--gold); border-color: var(--gold); color: var(--navy); }

/* 商品カードの購入リンク（フルワイド） */
.buy-link { letter-spacing: .1em; }

.nav-toggle { display: none; }

/* ---- ヒーロー ---- */
.hero {
  position: relative;
  min-height: calc(100vh - 66px - 34px);
  margin-top: -66px;
  padding-top: 66px;
  display: flex;
  align-items: center;
  background: var(--navy);
  overflow: hidden;
}
.hero-photo {
  position: absolute; inset: 0; z-index: 0;
  background: url('../assets/stripe_jersey.jpg') 72% center / cover no-repeat;
}
.hero-photo::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg,
    rgba(3,3,26,.94) 0%,
    rgba(3,3,26,.82) 34%,
    rgba(3,3,26,.55) 62%,
    rgba(3,3,26,.28) 100%);
}
.hero-turtle {
  position: absolute;
  top: 15%;
  right: 2%;
  width: min(430px, 38vw);
  opacity: .14;
  z-index: 1;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 1160px;
  margin: 0 auto;
  padding: 90px 24px 120px;
  width: 100%;
}
.hero .eyebrow { color: var(--gold); }
.hero h1 {
  font-family: var(--serif);
  color: var(--white);
  font-size: clamp(36px, 6.4vw, 66px);
  font-weight: 600;
  letter-spacing: .08em;
  line-height: 1.42;
  margin-bottom: 26px;
}
.hero-lead { color: rgba(255,255,255,.78); margin-bottom: 42px; font-size: 15px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-scroll {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,.5); font-size: 10px; letter-spacing: .3em;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.hero-scroll span {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,.6));
  animation: drop 2s ease infinite;
}
@keyframes drop {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---- ステートメント ---- */
.statement { padding: 110px 0 90px; background: var(--paper); }
.statement blockquote { text-align: center; }
.stmt-jp {
  font-family: var(--serif);
  font-size: clamp(19px, 2.6vw, 26px);
  line-height: 2.2;
  letter-spacing: .1em;
  margin-bottom: 34px;
}
.stmt-it {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  color: var(--gray);
  font-size: 15px;
  line-height: 2;
  margin-bottom: 14px;
}
.statement cite { font-style: normal; font-size: 12px; color: var(--gray); letter-spacing: .08em; }

/* ---- 3つの約束 ---- */
.pillars { padding: 40px 0 100px; }
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.pillar {
  border-top: 1px solid var(--ink);
  padding-top: 26px;
}
.pillar-num {
  font-family: Georgia, serif;
  color: var(--gold-deep);
  font-size: 13px;
  letter-spacing: .2em;
  margin-bottom: 14px;
}
.pillar h3 {
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: .08em;
  margin-bottom: 12px;
  font-weight: 600;
}
.pillar p { color: var(--gray); font-size: 14px; }

/* ---- ルックバンド ---- */
.lookband {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  background: var(--navy);
  color: var(--white);
  align-items: center;
}
.look-img { overflow: hidden; }
.look-img img { width: 100%; height: 100%; min-height: 460px; object-fit: cover; }
.look-copy { padding: 70px 8% ; }
.look-copy .eyebrow { color: var(--gold); }
.look-copy h2 {
  font-family: var(--serif);
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.6;
  letter-spacing: .08em;
  font-weight: 600;
  margin-bottom: 22px;
}
.look-copy p:not(.eyebrow) { color: rgba(255,255,255,.75); font-size: 14px; }

/* ---- コレクション ---- */
.collection { padding: 110px 0; }
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
  margin-top: 20px;
}
.product {
  background: var(--white);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-width: 0; /* 長い選択肢がグリッド列を押し広げないように */
  transition: transform .35s ease, box-shadow .35s ease;
}
.product:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.product-img {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
  background: var(--navy);
}
.product-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.product:hover .product-img img { transform: scale(1.05); }
.product-img.ph {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(400px 260px at 70% 20%, rgba(60,60,130,.4), transparent 65%),
    var(--navy);
}
.ph-symbol { width: 38%; height: auto; opacity: .9; }
.ph-note {
  position: absolute;
  bottom: 12px; left: 0; right: 0;
  text-align: center;
  color: rgba(255,255,255,.4);
  font-size: 9px;
  letter-spacing: .3em;
}
.product-body {
  padding: 24px 24px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-body h3 {
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: .06em;
  font-weight: 600;
}
.product-sub {
  font-size: 10px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin: 2px 0 12px;
}
.product-desc { color: var(--gray); font-size: 13px; flex: 1; }
/* カラー展開の色見本（アウラ4色） */
.color-swatches { display: flex; gap: 9px; margin-top: 14px; }
.swatch {
  width: 20px; height: 20px; border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.28), 0 0 0 1px rgba(0,0,0,.14);
}
.product-foot { margin-top: 18px; }
.price { font-size: 17px; font-weight: 700; letter-spacing: .04em; display: block; margin-bottom: 12px; }
.price small { font-size: 10px; color: var(--gray); font-weight: 400; }
.buy-row { display: flex; gap: 10px; }
.size-select {
  border: 1px solid var(--line);
  background: var(--white);
  padding: 8px 10px;
  font-size: 13px;
  font-family: var(--sans);
  cursor: pointer;
  min-width: 0;
  max-width: 55%;
  text-overflow: ellipsis;
}
.buy-row .btn { flex: 1; letter-spacing: .1em; min-width: 0; white-space: nowrap; }

/* ---- ポジショニング ---- */
.positioning { padding: 100px 0 110px; background: var(--white); }
.scale { margin-top: 30px; }
.scale-bar {
  position: relative;
  height: 3px;
  background: linear-gradient(to right, #d9d5cb, var(--gold) 38%, var(--navy));
  border-radius: 2px;
  margin: 0 8% 30px;
}
.scale-marker {
  position: absolute; top: 50%;
  width: 18px; height: 18px;
  background: var(--gold);
  border: 3px solid var(--white);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 10px rgba(3,3,26,.3);
}
.scale-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: center;
}
.scale-item { padding: 22px 14px; border: 1px solid var(--line); }
.scale-item.is-trionfe {
  border: 1px solid var(--gold);
  background: linear-gradient(180deg, rgba(201,162,39,.07), transparent);
  position: relative;
}
.scale-item.is-trionfe::before {
  content: "ちょうどいい";
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--gold); color: var(--navy);
  font-size: 10px; font-weight: 700; letter-spacing: .15em;
  padding: 3px 12px;
}
.scale-price { display: block; font-size: 18px; font-weight: 700; font-family: Georgia, var(--sans); }
.scale-label { display: block; font-size: 13px; font-weight: 600; letter-spacing: .1em; margin: 6px 0 4px; }
.scale-note { display: block; font-size: 11px; color: var(--gray); }

/* ---- カメの物語 ---- */
.story { padding: 110px 0; background: var(--paper); }
.story-inner {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 70px;
  align-items: center;
}
.story-mark img {
  border-radius: 50%;
  box-shadow: var(--shadow);
}
.story-copy h2 {
  font-family: var(--serif);
  font-size: clamp(24px, 3.2vw, 34px);
  letter-spacing: .08em;
  font-weight: 600;
  margin-bottom: 22px;
}
.story-copy p:not(.eyebrow) { color: var(--gray); margin-bottom: 14px; font-size: 14.5px; }
.story-strong {
  font-family: var(--serif);
  color: var(--ink) !important;
  font-size: 17px !important;
  letter-spacing: .08em;
  margin-top: 24px;
}

/* ---- 取扱店 ---- */
.shop { padding: 100px 0 110px; background: var(--white); }
.shop-links {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.shop-link {
  border: 1px solid var(--ink);
  padding: 13px 30px;
  font-size: 13px;
  letter-spacing: .12em;
  font-weight: 600;
  transition: all .3s ease;
}
.shop-link:hover { background: var(--navy); color: var(--white); }

/* 分割されると読みにくい語を、行末で割らせない */
.nb { white-space: nowrap; }

/* ---- ブランドの歩み ---- */
.origin { padding: 105px 0 110px; background: var(--paper); }
.origin-body { margin-top: 46px; text-align: left; }
.origin-body p {
  font-size: 15px;
  line-height: 2.25;
  margin-bottom: 26px;
  color: var(--ink);
}
.origin-body strong { font-weight: 700; letter-spacing: .04em; }
.origin-quote {
  font-family: var(--serif);
  font-size: 19px !important;
  line-height: 1.95 !important;
  text-align: center;
  color: var(--navy);
  padding: 30px 20px;
  margin: 38px 0 !important;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.origin-note {
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  text-align: left;
}
.origin-note p { font-size: 13px; line-height: 2.05; color: var(--gray); }
.origin-source { margin-top: 12px; font-size: 11.5px; }

@media (max-width: 700px) {
  .origin { padding: 80px 0 86px; }
  .origin-body { margin-top: 34px; }
  .origin-body p { font-size: 14px; line-height: 2.15; margin-bottom: 22px; }
  .origin-quote { font-size: 17px !important; padding: 24px 6px; margin: 30px 0 !important; }
}

/* ---- サイズガイド ---- */
.sizeguide { padding: 100px 0 110px; background: var(--white); }
/* 折りたたみ：普段は畳んでおき、必要な人だけ開く */
.size-accs { margin-top: 40px; text-align: left; }
.size-acc { border-top: 1px solid var(--line); }
.size-acc:last-of-type { border-bottom: 1px solid var(--line); }
.size-acc summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 34px 20px 2px;
  font-size: 14px;
  letter-spacing: .04em;
  position: relative;
  transition: color .2s ease;
}
.size-acc summary::-webkit-details-marker { display: none; }
.size-acc summary:hover { color: var(--gold-deep); }
.size-acc summary::after {          /* ＋／− の代わりに矢印 */
  content: "";
  position: absolute;
  right: 6px; top: 50%;
  width: 8px; height: 8px;
  border-right: 1.5px solid var(--gray);
  border-bottom: 1.5px solid var(--gray);
  transform: translateY(-70%) rotate(45deg);
  transition: transform .25s ease;
}
.size-acc[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.size-acc[open] summary { color: var(--navy); font-weight: 700; }
.size-acc > .size-scroll,
.size-acc > .size-note { margin-bottom: 22px; animation: sizeFade .3s ease both; }
@keyframes sizeFade { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* 表は枠内で横スクロール（本文は絶対に横スクロールさせない） */
.size-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.size-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13px;
}
.size-table th, .size-table td {
  border: 1px solid var(--line);
  padding: 11px 10px;
  text-align: center;
  white-space: nowrap;
}
.size-table thead th {
  background: var(--navy);
  color: var(--white);
  font-weight: 500;
  letter-spacing: .06em;
}
.size-table tbody th {
  background: var(--paper);
  text-align: left;
  font-weight: 500;
  color: var(--ink);
}
.size-table tbody tr:nth-child(even) td { background: rgba(3,3,26,.02); }
.size-table .size-ref td, .size-table .size-ref th { color: var(--gray); font-size: 12.5px; }

.size-note { margin-top: 14px; font-size: 12px; color: var(--gray); line-height: 1.9; }

.size-guarantee {
  margin-top: 40px;
  border: 1px solid var(--gold);
  padding: 26px 24px;
  text-align: center;
  font-size: 13.5px;
  line-height: 2;
  background: rgba(201,162,39,.04);
}
.size-guarantee-title {
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--gold-deep);
  margin-bottom: 10px;
  font-weight: 700;
}
.size-guarantee .size-note { margin-top: 12px; }

/* 交換の条件：隠さず、はっきり書く */
.size-terms {
  list-style: none;
  margin: 20px auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(201,162,39,.35);
  max-width: 560px;
  text-align: left;
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--ink);
}
.size-terms li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 9px;
}
.size-terms li::before {
  content: "";
  position: absolute;
  left: 4px; top: 12px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--gold);
}
.size-terms-label { font-weight: 700; }

@media (max-width: 700px) {
  .sizeguide { padding: 78px 0 84px; }
  .size-tab { font-size: 11.5px; padding: 10px 14px; }
  .size-table { font-size: 12.5px; min-width: 520px; }
  .size-table th, .size-table td { padding: 9px 8px; }
  .size-guarantee { padding: 22px 18px; font-size: 13px; }
}

/* ---- 運営者情報 ---- */
.about { padding: 100px 0 110px; background: var(--paper); }
.about-list { margin-top: 46px; text-align: left; }
.about-row {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.about-row:last-child { border-bottom: 1px solid var(--line); }
.about-row dt {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gray);
  padding-top: 2px;
}
.about-row dd { font-size: 14px; line-height: 2; }
.about-note {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: var(--gray);
  line-height: 1.9;
}
@media (max-width: 700px) {
  .about { padding: 78px 0 84px; }
  .about-row { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
  .about-row dt { font-size: 11px; }
  .about-row dd { font-size: 13.5px; line-height: 1.95; }
}

/* ---- フッター ---- */
.footer { background: var(--navy); color: rgba(255,255,255,.7); padding: 70px 0 40px; }
.footer-inner { text-align: center; }
.footer-logo { height: 30px; margin: 0 auto 18px; }
.footer-tag {
  font-family: Georgia, serif;
  font-style: italic;
  font-size: 12px;
  color: rgba(255,255,255,.45);
  margin-bottom: 30px;
}
.footer-nav { display: flex; gap: 30px; justify-content: center; margin-bottom: 36px; flex-wrap: wrap; }
.footer-nav a { font-size: 12px; letter-spacing: .15em; }
.footer-nav a:hover { color: var(--gold); }
.copyright { font-size: 11px; color: rgba(255,255,255,.35); letter-spacing: .08em; }

/* ---- カートドロワー ---- */
.cart-overlay {
  position: fixed; inset: 0;
  background: rgba(3,3,26,.55);
  opacity: 0; pointer-events: none;
  transition: opacity .35s ease;
  z-index: 200;
}
.cart-overlay.is-open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(420px, 92vw);
  background: var(--white);
  z-index: 201;
  transform: translateX(105%);
  transition: transform .4s cubic-bezier(.22,.8,.3,1);
  display: flex;
  flex-direction: column;
  box-shadow: -12px 0 50px rgba(3,3,26,.25);
}
.cart-drawer.is-open { transform: none; }
.cart-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}
.cart-head h3 { font-family: var(--serif); letter-spacing: .2em; font-size: 17px; }
.cart-close { background: none; border: none; font-size: 26px; cursor: pointer; color: var(--gray); line-height: 1; }
.cart-items { flex: 1; overflow-y: auto; padding: 10px 24px; }
.cart-empty { text-align: center; color: var(--gray); padding: 60px 0; font-size: 13px; }
.cart-empty img { width: 70px; margin: 0 auto 16px; border-radius: 50%; opacity: .22; display: block; filter: grayscale(1); }
.cart-item {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.cart-item-mark {
  width: 52px; height: 52px; flex-shrink: 0;
  background: var(--navy);
  display: flex; align-items: center; justify-content: center;
}
.cart-item-mark img { width: 74%; height: auto; opacity: .95; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-size: 13px; font-weight: 600; }
.cart-item-size { font-size: 11px; color: var(--gray); }
.cart-item-price { font-size: 13px; font-weight: 700; margin-top: 2px; }
.qty-row { display: flex; align-items: center; gap: 8px; }
.qty-btn {
  width: 26px; height: 26px;
  border: 1px solid var(--line); background: var(--white);
  cursor: pointer; font-size: 14px; line-height: 1;
}
.qty-btn:hover { background: var(--paper); }
.qty-num { font-size: 13px; min-width: 18px; text-align: center; }
.cart-remove { background: none; border: none; color: var(--gray); font-size: 11px; cursor: pointer; text-decoration: underline; }
.cart-foot { border-top: 1px solid var(--line); padding: 20px 24px 24px; }
.cart-total {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 16px;
}
.cart-total span { font-size: 13px; letter-spacing: .1em; }
.cart-total strong { font-size: 22px; letter-spacing: .04em; }
.cart-note { font-size: 10.5px; color: var(--gray); margin-top: 12px; line-height: 1.7; }

/* ---- トースト ---- */
.toast {
  position: fixed;
  left: 50%; bottom: 34px;
  transform: translate(-50%, 20px);
  background: var(--navy); color: var(--white);
  padding: 13px 28px;
  font-size: 13px;
  letter-spacing: .08em;
  opacity: 0;
  pointer-events: none;
  transition: all .4s ease;
  z-index: 300;
  box-shadow: var(--shadow);
}
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }

/* ---- レスポンシブ ---- */
@media (max-width: 900px) {
  .pc { display: none; }
  .sp { display: inline; }

  .header { padding: 0 16px; }
  .nav {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: min(300px, 80vw);
    background: var(--navy);
    flex-direction: column;
    gap: 0;
    padding: 90px 34px 40px;
    transform: translateX(-105%);
    transition: transform .4s cubic-bezier(.22,.8,.3,1);
    z-index: 150;
  }
  .nav.is-open { transform: none; }
  .nav a { color: var(--white) !important; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none; border: none;
    width: 30px; height: 30px;
    cursor: pointer;
    z-index: 160;
  }
  .nav-toggle span {
    display: block; height: 1.6px; width: 22px;
    background: var(--white);
    transition: all .3s ease;
  }
  .header.is-solid .nav-toggle span { background: var(--ink); }
  .nav-toggle.is-open span { background: var(--white); }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

  .hero-inner { padding: 70px 24px 110px; }
  /* スマホでは声明文をやや小さく＝各文がきれいに収まる */
  .stmt-jp { font-size: 18px; line-height: 2.05; letter-spacing: .04em; }
  .stmt-it { font-size: 13.5px; }
  .hero-photo { background-position: 58% center; }
  .hero-photo::after { background: linear-gradient(175deg, rgba(3,3,26,.62) 0%, rgba(3,3,26,.88) 72%); }
  .pillar-grid { grid-template-columns: 1fr; gap: 30px; }
  .lookband { grid-template-columns: 1fr; }
  .look-img img { min-height: 300px; }
  .look-copy { padding: 50px 24px 60px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .scale-items { grid-template-columns: 1fr; gap: 24px; }
  .scale-bar { display: none; }
  .story-inner { grid-template-columns: 1fr; gap: 40px; }
  .story-mark { max-width: 240px; margin: 0 auto; }
}

@media (max-width: 560px) {
  .product-grid { grid-template-columns: 1fr; }
  .buy-row { flex-wrap: wrap; }
  .hero h1 { letter-spacing: .05em; }
}