/* ============================================================
   Lowsys Card Shop — design system
   ============================================================ */

:root {
  /* Brand */
  --c-main: #FAD61D;          /* Pikachu yellow → main flat fields */
  --c-main-deep: #F0C400;     /* slightly darker for borders/hovers */
  --c-sub: #E19720;           /* ochre — secondary */
  --c-accent: #F62D14;        /* red — only for emphasis/price tags */
  --c-dark: #811E09;          /* deep brown — captions, dark sections */
  --c-ink: #1a1410;           /* body text (warm near-black) */
  --c-ink-2: #4a3f36;         /* secondary text */
  --c-ink-3: #897e74;         /* tertiary text */
  --c-line: #1a1410;          /* hairline borders */
  --c-line-soft: #e5dccb;     /* soft dividers */
  --c-bg: #FFFBEA;            /* main page background — warm cream */
  --c-paper: #FFFFFF;         /* cards / inputs */
  --c-paper-2: #F5EFDB;       /* alt panel */
  --c-ok: #117A3D;            /* confirmation green */

  /* Spacing & radius */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 14px;
  --r-pill: 999px;

  --shadow-flat: 4px 4px 0 0 var(--c-line);
  --shadow-soft: 0 8px 24px -12px rgba(26,20,16,.18);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: "Plus Jakarta Sans", "Noto Sans JP", system-ui, -apple-system, "Hiragino Sans", "Yu Gothic", sans-serif;
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
input, textarea, select, button { font-family: inherit; color: inherit; }

/* Typography helpers */
.font-jp { font-family: "Noto Sans JP", system-ui, sans-serif; }
.font-display {
  font-family: "Noto Sans JP", "Plus Jakarta Sans", system-ui, sans-serif;
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.08;
}
.font-mono { font-family: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace; }

/* ============================================================
   Layout
   ============================================================ */
.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.shell {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
main.page { flex: 1 0 auto; padding: 32px 0 80px; }

/* ============================================================
   Header
   ============================================================ */
.topband {
  background: var(--c-line);
  color: var(--c-bg);
  font-size: 12px;
  letter-spacing: 0.02em;
}
.topband__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  gap: 16px;
}
.topband strong { color: var(--c-main); font-weight: 700; }
.topband__links { display: flex; gap: 18px; }
.topband__links a:hover { color: var(--c-main); }

.header {
  background: var(--c-paper);
  border-bottom: 1px solid var(--c-line);
  position: sticky; top: 0; z-index: 50;
}
.header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
  min-height: 66px; /* ロゴ最大高38px + 上下14px保証 */
}
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1.5px solid var(--c-line);
  background: var(--c-paper);
  align-items: center; justify-content: center;
  box-shadow: 2px 2px 0 0 var(--c-line);
  cursor: pointer;
  padding: 0;
}
.nav-toggle:hover { background: var(--c-paper-2); }
.header--open .nav-toggle { background: var(--c-main); }

.nav-drawer {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--c-paper);
  border-bottom: 1.5px solid var(--c-line);
  box-shadow: 0 8px 20px -10px rgba(26,20,16,.18);
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
  pointer-events: none;
}
.nav-drawer--open { max-height: 480px; pointer-events: auto; }
.nav-drawer__list {
  display: grid; gap: 4px;
  padding: 14px 0 18px;
  justify-items: end;
}
.nav-drawer__list a {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 18px;
  border-radius: var(--r-pill);
  font-weight: 800; font-size: 15px;
  cursor: pointer;
  min-width: 240px;
  justify-content: space-between;
  border: 1.5px solid transparent;
}
.nav-drawer__list a:hover { background: var(--c-paper-2); }
.nav-drawer__list a.active {
  background: var(--c-main);
  border-color: var(--c-line);
}
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900; font-size: 22px; letter-spacing: -0.01em;
}
.logo__mark {
  width: 38px; height: 38px;
  background: var(--c-main);
  border: 1.5px solid var(--c-line);
  border-radius: 8px;
  display: grid; place-items: center;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; font-size: 18px;
  box-shadow: 2px 2px 0 0 var(--c-line);
  transform: rotate(-3deg);
}
.logo__text { line-height: 1; }
.logo__text small {
  display: block; font-size: 10px; font-weight: 600;
  color: var(--c-ink-3); letter-spacing: 0.16em; margin-top: 3px;
}

.nav {
  display: flex; align-items: center; gap: 4px;
  justify-self: end;
  grid-column: 2 / -1;
}
.nav a {
  padding: 8px 14px;
  border-radius: var(--r-pill);
  font-weight: 700; font-size: 14px;
  color: var(--c-ink);
  cursor: pointer;
}
.nav a:hover { background: var(--c-paper-2); }
.nav a.active { background: var(--c-main); }

.header__actions { display: flex; gap: 8px; align-items: center; }
.searchbox {
  display: flex; align-items: center;
  background: var(--c-paper-2);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--r-pill);
  padding: 8px 14px;
  gap: 8px;
  width: 220px;
}
.searchbox input {
  border: 0; background: transparent; outline: none;
  font-size: 13px; width: 100%;
}
.searchbox svg { color: var(--c-ink-3); flex-shrink: 0; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  font-weight: 800;
  border-radius: 10px;
  padding: 12px 20px;
  border: 1.5px solid var(--c-line);
  background: var(--c-paper);
  color: var(--c-ink);
  transition: transform .08s ease, box-shadow .08s ease;
  box-shadow: 3px 3px 0 0 var(--c-line);
  text-align: center;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 0 var(--c-line); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 0 var(--c-line); }
.btn--primary { background: var(--c-main); }
.btn--accent { background: var(--c-accent); color: white; }
.btn--dark { background: var(--c-line); color: var(--c-bg); }
.btn--ghost { background: transparent; box-shadow: none; }
.btn--lg { font-size: 16px; padding: 14px 28px; }
.btn--xl { font-size: 18px; padding: 18px 36px; box-shadow: 5px 5px 0 0 var(--c-line); }
.btn--xl:hover { box-shadow: 6px 6px 0 0 var(--c-line); }
.btn--block { width: 100%; }

/* ============================================================
   Badges
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 700; font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  letter-spacing: 0.04em;
}
.badge--main { background: var(--c-main); }
.badge--sub { background: var(--c-sub); color: white; }
.badge--accent { background: var(--c-accent); color: white; }
.badge--dark { background: var(--c-dark); color: white; }
.badge--soft { background: var(--c-paper-2); border-color: var(--c-line-soft); }

/* ============================================================
   Cards (product grid)
   ============================================================ */
.product-card {
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: 14px;
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .12s ease, box-shadow .12s ease;
  box-shadow: 3px 3px 0 0 var(--c-line);
}
.product-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 var(--c-line);
}
.product-card__media {
  aspect-ratio: 16/9;
  background: var(--c-paper-2);
  position: relative;
  border-bottom: 1.5px solid var(--c-line);
}
.product-card__body {
  padding: 14px 16px 16px;
  display: flex; flex-direction: column; gap: 8px;
}
.product-card__title {
  font-weight: 800; font-size: 15px;
  line-height: 1.35;
  font-family: "Noto Sans JP", sans-serif;
}
.product-card__meta {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-top: 6px;
}
.product-card__price {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; font-size: 20px;
}
.product-card__price small { font-size: 11px; font-weight: 600; color: var(--c-ink-3); }
.product-card__tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* placeholder media */
.media-ph {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(45deg, rgba(26,20,16,.04) 0 8px, transparent 8px 16px),
    var(--c-paper-2);
  display: grid; place-items: center;
  color: var(--c-ink-3);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  text-align: center;
  padding: 12px;
}
.media-ph__inner {
  border: 1px dashed currentColor;
  padding: 12px 16px; border-radius: 6px;
  background: rgba(255,255,255,.55);
  max-width: 80%;
}

/* card-back motif placeholder for the hero */
.card-stack {
  position: relative; aspect-ratio: 3/4; width: 100%; max-width: 320px;
}
.card-stack__c {
  position: absolute; inset: 0;
  border: 2px solid var(--c-line);
  border-radius: 16px;
  background: var(--c-paper);
  box-shadow: 4px 4px 0 0 var(--c-line);
}
.card-stack__c.c1 { transform: rotate(-8deg) translate(-22px, 6px); background: var(--c-sub); }
.card-stack__c.c2 { transform: rotate(4deg) translate(14px, -8px); background: var(--c-paper); }
.card-stack__c.c3 { transform: rotate(-2deg); background: var(--c-main); }
.card-stack__pattern {
  position: absolute; inset: 18px;
  border: 2px solid var(--c-line);
  border-radius: 10px;
  display: grid; place-items: center;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900;
  font-size: 64px;
  color: var(--c-line);
  background:
    repeating-linear-gradient(45deg, rgba(26,20,16,.06) 0 8px, transparent 8px 16px);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  background: var(--c-main);
  border: 1.5px solid var(--c-line);
  border-radius: 24px;
  padding: 56px 56px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 48px;
  position: relative;
  overflow: hidden;
  box-shadow: 6px 6px 0 0 var(--c-line);
}
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--c-line); color: var(--c-bg);
  padding: 6px 14px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 700; letter-spacing: 0.06em;
  margin-bottom: 18px;
}
.hero__title {
  font-size: 56px;
  margin: 0 0 16px 0;
}
.hero__title em { font-style: normal; color: var(--c-accent); }
.hero__sub {
  font-size: 17px; line-height: 1.7; color: var(--c-ink);
  font-weight: 500;
  margin-bottom: 28px; max-width: 520px;
}
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__deco {
  position: absolute; right: -40px; top: -40px;
  width: 220px; height: 220px;
  background: var(--c-accent);
  border-radius: 50%;
  opacity: 0.12;
  pointer-events: none;
}
.hero--carousel { min-height: 480px; }
.hero__slide {
  display: grid; grid-template-columns: 1.15fr 1fr;
  align-items: center; gap: 48px; width: 100%;
  animation: heroFadeIn 0.55s cubic-bezier(.2,.7,.2,1);
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero__nav {
  position: absolute; left: 56px; right: 56px; bottom: 22px;
  display: flex; justify-content: space-between; align-items: center;
  pointer-events: none; z-index: 3;
}
.hero__dots { display: flex; gap: 8px; pointer-events: auto; }
.hero__dots button {
  width: 28px; height: 5px; border-radius: 999px; border: 0;
  background: rgba(26,20,16,.22); cursor: pointer; padding: 0;
  transition: background .18s ease, width .18s ease;
}
.hero__dots button:hover { background: rgba(26,20,16,.4); }
.hero__dots button.active { background: var(--c-line); width: 44px; }
.hero__arrows { display: flex; gap: 10px; pointer-events: auto; }
.hero__arrows button {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1.5px solid var(--c-line); background: var(--c-paper);
  display: grid; place-items: center; cursor: pointer;
  transition: background .15s ease, transform .15s ease;
}
.hero__arrows button:hover { background: var(--c-bg); transform: translateY(-1px); }
.hero__arrows button:first-child svg { transform: rotate(90deg); }
.hero__arrows button:last-child svg { transform: rotate(-90deg); }
.hero__stamp {
  position: absolute; right: 40px; bottom: 70px;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; font-size: 11px; letter-spacing: 0.2em;
  color: var(--c-dark);
  border: 1.5px solid var(--c-dark);
  padding: 6px 12px; border-radius: var(--r-pill);
  transform: rotate(-4deg);
  background: var(--c-paper);
}

/* ============================================================
   Carousel (home hero + product detail gallery)
   ============================================================ */
.carousel { display: grid; gap: 14px; }
.carousel__main {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1.5px solid var(--c-line);
  border-radius: 18px;
  overflow: hidden;
  background: var(--c-paper-2);
  box-shadow: 5px 5px 0 0 var(--c-line);
}
.carousel__main .media-ph {
  background:
    repeating-linear-gradient(45deg, rgba(26,20,16,.05) 0 10px, transparent 10px 20px),
    var(--c-paper-2);
}

.carousel__strip {
  display: grid;
  grid-template-columns: 36px 1fr 36px;
  gap: 10px;
  align-items: stretch;
}
.carousel__strip-nav {
  border: 1.5px solid var(--c-line);
  border-radius: 10px;
  background: var(--c-paper);
  display: grid; place-items: center;
  cursor: pointer;
  padding: 0;
  box-shadow: 2px 2px 0 0 var(--c-line);
  transition: transform .1s ease, box-shadow .1s ease;
}
.carousel__strip-nav:hover { box-shadow: 3px 3px 0 0 var(--c-line); }
.carousel__thumbs {
  display: grid; gap: 8px;
}
.carousel__thumb {
  aspect-ratio: 16 / 9;
  border: 1.5px solid var(--c-line);
  border-radius: 8px;
  background: var(--c-paper);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  padding: 0;
  transition: transform .08s ease;
}
.carousel__thumb:hover { transform: translateY(-1px); }
.carousel__thumb.active {
  border-color: var(--c-line);
  box-shadow: 0 0 0 3px var(--c-main);
}
.carousel__thumb .media-ph { font-size: 10px; }
.carousel__thumb .media-ph__inner { padding: 4px 8px; max-width: 90%; }

/* ─── hero-carousel ────────────────────────────────────────────────────────
   モバイル (≤810px): 16:9 メイン ＋ 下段サムネ帯（横並び）
     合計高さ ≈ 幅 × 0.75 → max-width = (100vh - 112px) / 0.75
   デスクトップ (>810px): 16:9 メイン ＋ 右サイドサムネ帯（縦並び）
     メイン高さ = (max-width - 156px) × 9/16 ≤ 100vh - 112px
     → max-width = (100vh - 112px) × 16/9 + 156px
     (156px = サムネ帯 140px + gap 16px)
   ─────────────────────────────────────────────────────────────────────── */
.hero-carousel {
  margin-top: 8px;
  width: 100%;
  /* ≤810px: 下段サムネ帯込みの合計縦幅を vh に収める */
  max-width: calc((100vh - 112px) / 0.75);
  margin-left: auto;
  margin-right: auto;
}


/* ≥811px: 縦サムネ帯をカルーセル右に配置し、メイン 16:9 を最大化
   ─ サムネ帯幅 sw = 25% - 52px とすると、
     メイン幅  = 75% + 36px → メイン高さ = (75%+36px)×9/16
     サムネ3枚 = 3×sw×9/16 + 2×8gap = メイン高さ - 92px (ボタン+gap分)
     → 代入すると両辺が一致し、3枚の16:9サムネがぴったり埋まる ─ */
@media (min-width: 811px) {
  .hero-carousel {
    max-width: 100%; /* 高さは幅×9/16 から自然に決まるため上限不要 */
  }
  .hero-carousel .carousel {
    grid-template-columns: 1fr calc(25% - 52px); /* 3枚16:9がメイン高さに揃う幅 */
    align-items: stretch;
    gap: 16px;
  }
  /* 縦サムネ帯: flex column */
  .hero-carousel .carousel__strip {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .hero-carousel .carousel__strip-nav {
    width: 100%;
    height: 36px;
    flex-shrink: 0;
  }
  /* 上ナビ: chev-l (←) を時計回り90° → ↑、下ナビ: chev-r (→) を時計回り90° → ↓ */
  .hero-carousel .carousel__strip-nav svg { transform: rotate(90deg); }

  /* 縦サムネ列: flex:1 でコンテナを埋め、各サムネは 16:9 自然サイズ */
  .hero-carousel .carousel__thumbs {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
    overflow: hidden;
  }
  .hero-carousel .carousel__thumb {
    flex: 0 0 auto;  /* flex によるサイズ変更なし、aspect-ratio に委ねる */
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 8px;
  }
}

/* ============================================================
   Sections
   ============================================================ */
.section { margin-top: 64px; }
.section__head {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 24px; gap: 16px;
  border-bottom: 1.5px solid var(--c-line);
  padding-bottom: 12px;
}
.section__title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900; font-size: 30px; margin: 0;
  letter-spacing: -0.01em;
}
.section__title-en {
  display: block;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 11px; letter-spacing: 0.24em;
  color: var(--c-ink-3); margin-bottom: 6px;
  font-weight: 700;
}
.section__more { font-weight: 700; font-size: 14px; color: var(--c-ink-2); }
.section__more:hover { color: var(--c-accent); }

/* Product grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-grid--3 { grid-template-columns: repeat(3, 1fr); }

/* Category strip */
.cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.cat-card {
  border: 1.5px solid var(--c-line);
  border-radius: 14px;
  padding: 20px;
  background: var(--c-paper);
  display: flex; align-items: center; gap: 14px;
  font-weight: 800;
  box-shadow: 3px 3px 0 0 var(--c-line);
  transition: transform .1s ease, box-shadow .1s ease;
}
.cat-card:hover { transform: translate(-1px,-1px); box-shadow: 4px 4px 0 0 var(--c-line); }
.cat-card__icon {
  width: 44px; height: 44px;
  border-radius: 8px;
  background: var(--c-main);
  border: 1.5px solid var(--c-line);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.cat-card__label { font-family: "Noto Sans JP", sans-serif; font-size: 15px; }
.cat-card__sub { font-size: 11px; font-weight: 600; color: var(--c-ink-3); margin-top: 2px; }

/* Shop blurb */
.blurb {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 48px; align-items: center;
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: 24px;
  padding: 48px;
}
.blurb__title { font-family: "Noto Sans JP", sans-serif; font-weight: 900; font-size: 36px; margin: 0 0 16px; line-height: 1.2; }
.blurb__body { font-size: 15px; line-height: 1.85; color: var(--c-ink-2); }
.blurb__panel {
  background: var(--c-paper-2);
  border: 1.5px solid var(--c-line-soft);
  border-radius: 14px;
  padding: 24px;
  display: grid; gap: 14px;
}
.blurb__stat {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--c-line-soft);
}
.blurb__stat:last-child { border-bottom: 0; padding-bottom: 0; }
.blurb__stat-k { font-size: 13px; font-weight: 700; color: var(--c-ink-2); }
.blurb__stat-v { font-family: "Plus Jakarta Sans", sans-serif; font-weight: 900; font-size: 22px; }
.blurb__stat-v small { font-size: 11px; color: var(--c-ink-3); margin-left: 4px; }
.blurb__cta {
  grid-column: 1 / -1;
  text-align: right;
  margin-top: -32px; /* 2カラム時: gridのgapを相殺して詰める */
}
@media (max-width: 880px) {
  .blurb__cta { margin-top: 0; } /* 1カラム時: 被りを防ぐ */
}

/* FAQ teaser */
.faq-teaser {
  background: var(--c-line);
  color: var(--c-bg);
  border-radius: 24px;
  padding: 48px;
  display: grid; grid-template-columns: 1.2fr 2fr; gap: 48px;
  align-items: start;
}
.faq-teaser__title { font-family: "Noto Sans JP", sans-serif; font-weight: 900; font-size: 32px; margin: 0 0 12px; }
.faq-teaser__title em { color: var(--c-main); font-style: normal; }
.faq-teaser ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.faq-teaser li {
  display: grid; grid-template-columns: 28px 1fr auto;
  align-items: center; gap: 14px;
  padding: 14px 0;
  border-top: 1px solid rgba(255,251,234,.18);
  font-weight: 700;
  font-size: 15px;
}
.faq-teaser li:last-child { border-bottom: 1px solid rgba(255,251,234,.18); }
.faq-teaser li b {
  color: var(--c-main);
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 16px;
}
.faq-teaser li span:nth-child(3) { color: var(--c-main); }

.faq-teaser li.faq-teaser__item {
  display: block;
  grid-template-columns: none;
  padding: 0;
  border-top: 1px solid rgba(255,251,234,.18);
  border-bottom: 0;
  gap: 0;
}
.faq-teaser li.faq-teaser__item:last-child { border-bottom: 1px solid rgba(255,251,234,.18); }
.faq-teaser__q {
  display: grid; grid-template-columns: 28px 1fr auto;
  align-items: center; gap: 14px;
  padding: 14px 0;
  font-weight: 700;
  font-size: 15px;
  color: var(--c-bg);
  background: transparent;
  border: 0;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.faq-teaser__q b {
  color: var(--c-main);
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 16px;
}
.faq-teaser__chev {
  color: var(--c-main);
  transition: transform .2s ease;
  display: inline-flex;
}
.faq-teaser__item.open .faq-teaser__chev { transform: rotate(180deg); }
.faq-teaser__a {
  padding: 4px 0 18px 42px;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255,251,234,.78);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--c-line);
  color: var(--c-bg);
  margin-top: 96px;
  padding: 56px 0 24px;
}
.footer__grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer__logo {
  font-family: "Noto Sans JP", sans-serif; font-weight: 900; font-size: 26px;
  display: flex; align-items: center; gap: 12px; margin-bottom: 12px;
}
.footer__logo .logo__mark { border-color: var(--c-bg); box-shadow: 2px 2px 0 0 var(--c-main); }
.footer__about { color: rgba(255,251,234,.7); font-size: 13px; line-height: 1.7; max-width: 320px; }
.footer__col h4 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 12px; letter-spacing: 0.2em; color: var(--c-main);
  margin: 0 0 14px;
  font-weight: 700;
}
.footer__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer__col a { font-size: 13px; color: rgba(255,251,234,.85); }
.footer__col a:hover { color: var(--c-main); }
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255,251,234,.15);
  font-size: 12px; color: rgba(255,251,234,.55);
}

/* ============================================================
   Product detail
   ============================================================ */
.crumb {
  display: flex; gap: 6px; align-items: center;
  font-size: 12px; color: var(--c-ink-3);
  margin-bottom: 16px;
  font-weight: 600;
}
.crumb a:hover { color: var(--c-accent); }
.crumb__sep { color: var(--c-ink-3); }
.crumb__cur { color: var(--c-ink); }

.pdp {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
}
.pdp__gallery { display: grid; gap: 12px; }
.pdp__main {
  aspect-ratio: 4/3;
  border: 1.5px solid var(--c-line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--c-paper);
  position: relative;
  box-shadow: 4px 4px 0 0 var(--c-line);
}
.pdp__thumbs { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }
.pdp__thumb {
  aspect-ratio: 1;
  border: 1.5px solid var(--c-line);
  border-radius: 10px;
  background: var(--c-paper);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: transform .08s ease;
}
.pdp__thumb.active { box-shadow: 0 0 0 3px var(--c-main); }
.pdp__thumb:hover { transform: translateY(-1px); }

.pdp__info { padding: 4px 0; }
.pdp__brand {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 11px; letter-spacing: 0.2em;
  color: var(--c-ink-3); font-weight: 700;
  margin-bottom: 8px;
}
.pdp__title {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900; font-size: 30px; line-height: 1.25;
  margin: 0 0 14px;
}
.pdp__badges { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px; }
.price-block {
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 16px;
}
.price-block__main {
  display: flex; align-items: baseline; justify-content: space-between;
}
.price-block__amount {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; font-size: 40px;
  letter-spacing: -0.02em;
}
.price-block__amount small { font-size: 14px; font-weight: 600; color: var(--c-ink-3); margin-left: 4px; }
.price-block__tax { font-size: 12px; color: var(--c-ink-3); font-weight: 600; }
.price-block__row {
  display: flex; justify-content: space-between; padding: 8px 0;
  font-size: 13px;
  border-top: 1px dashed var(--c-line-soft);
  margin-top: 12px;
}
.price-block__row b { font-weight: 700; }

.note {
  display: flex; gap: 12px;
  padding: 14px 16px;
  background: var(--c-paper-2);
  border: 1px solid var(--c-line-soft);
  border-left: 4px solid var(--c-accent);
  border-radius: 10px;
  font-size: 13px; line-height: 1.7;
  margin-bottom: 20px;
}
.note__icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  background: var(--c-accent); color: white;
  border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 900; font-size: 14px;
  font-family: "Plus Jakarta Sans", sans-serif;
}
.note b { display: block; margin-bottom: 4px; font-weight: 800; }

.pdp__qty {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px;
}
.qty {
  display: inline-flex; align-items: center;
  border: 1.5px solid var(--c-line); border-radius: 10px;
  background: var(--c-paper);
  overflow: hidden;
}
.qty button {
  width: 40px; height: 44px; background: var(--c-paper);
  border: 0; font-size: 18px; font-weight: 800;
}
.qty button:hover { background: var(--c-paper-2); }
.qty input {
  width: 50px; height: 44px; text-align: center;
  border: 0; border-left: 1.5px solid var(--c-line); border-right: 1.5px solid var(--c-line);
  font-weight: 800; font-size: 16px;
  font-family: "Plus Jakarta Sans", sans-serif;
}
.qty input:focus { outline: none; background: var(--c-main); }

.spec-table {
  width: 100%; border-collapse: collapse;
  font-size: 14px;
}
.spec-table th, .spec-table td {
  text-align: left; padding: 12px 16px;
  border-bottom: 1px solid var(--c-line-soft);
  vertical-align: top;
}
.spec-table th {
  width: 30%;
  font-weight: 700;
  background: var(--c-paper-2);
  color: var(--c-ink-2);
  font-size: 13px;
}
.spec-table tr:last-child th,
.spec-table tr:last-child td { border-bottom: 0; }

.desc-body { font-size: 15px; line-height: 1.85; color: var(--c-ink-2); }
.desc-body p { margin: 0 0 14px; }
.desc-body h3 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 800; font-size: 18px;
  margin: 28px 0 12px;
  padding-left: 12px;
  border-left: 4px solid var(--c-main);
  color: var(--c-ink);
}
.desc-body ul { padding-left: 20px; margin: 0 0 14px; }
.desc-body li { margin-bottom: 6px; }

/* ============================================================
   Purchase complete
   ============================================================ */
.complete {
  max-width: 720px;
  margin: 40px auto 0;
  text-align: center;
}
.complete__seal {
  width: 120px; height: 120px;
  margin: 0 auto 28px;
  background: var(--c-main);
  border: 2.5px solid var(--c-line);
  border-radius: 50%;
  display: grid; place-items: center;
  box-shadow: 5px 5px 0 0 var(--c-line);
  position: relative;
}
.complete__seal::after {
  content: ""; position: absolute; inset: 8px;
  border: 1.5px dashed var(--c-line);
  border-radius: 50%;
}
.complete__check { width: 56px; height: 56px; color: var(--c-line); }
.complete__title { font-family: "Noto Sans JP", sans-serif; font-weight: 900; font-size: 36px; margin: 0 0 12px; }
.complete__sub { font-size: 16px; color: var(--c-ink-2); line-height: 1.8; margin: 0 0 36px; }

.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  text-align: left;
  margin: 0 0 36px;
}
.step {
  border: 1.5px solid var(--c-line);
  border-radius: 14px;
  background: var(--c-paper);
  padding: 20px;
  box-shadow: 3px 3px 0 0 var(--c-line);
}
.step__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  background: var(--c-main);
  border: 1.5px solid var(--c-line);
  border-radius: 50%;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; font-size: 14px;
  margin-bottom: 12px;
}
.step__title { font-family: "Noto Sans JP", sans-serif; font-weight: 800; font-size: 15px; margin: 0 0 6px; }
.step__body { font-size: 13px; line-height: 1.7; color: var(--c-ink-2); }

/* ============================================================
   Generic content pages (FAQ, legal)
   ============================================================ */
.page-head {
  border: 1.5px solid var(--c-line);
  border-radius: 24px;
  background: var(--c-main);
  padding: 40px 48px;
  margin-bottom: 40px;
  box-shadow: 5px 5px 0 0 var(--c-line);
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.page-head__en {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 12px; letter-spacing: 0.24em; font-weight: 700;
  color: var(--c-dark);
  margin-bottom: 8px;
}
.page-head h1 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900; font-size: 40px; margin: 0;
}
.page-head__deco {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; font-size: 88px;
  color: var(--c-line); opacity: 0.12;
  line-height: 1;
}

/* FAQ accordion */
.faq-cats { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.faq-cat {
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-pill);
  padding: 8px 16px;
  font-weight: 700; font-size: 13px;
  background: var(--c-paper);
}
.faq-cat.active { background: var(--c-line); color: var(--c-bg); }
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1.5px solid var(--c-line);
  border-radius: 12px;
  background: var(--c-paper);
  overflow: hidden;
}
.faq-q {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 24px;
  cursor: pointer;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700; font-size: 15px;
  width: 100%; text-align: left;
  background: var(--c-paper);
  border: 0;
}
.faq-q__q {
  width: 28px; height: 28px;
  background: var(--c-main);
  border: 1.5px solid var(--c-line);
  border-radius: 6px;
  display: grid; place-items: center;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 900; flex-shrink: 0;
  font-size: 13px;
}
.faq-q__title { flex: 1; }
.faq-q__chev { transition: transform .2s ease; }
.faq-item.open .faq-q__chev { transform: rotate(180deg); }
.faq-a {
  padding: 0 24px 22px 66px;
  font-size: 14px; line-height: 1.8;
  color: var(--c-ink-2);
  border-top: 1px dashed var(--c-line-soft);
  padding-top: 16px;
}
.faq-a a { color: var(--c-accent); font-weight: 700; }

/* Legal pages */
.legal {
  display: grid; grid-template-columns: 220px 1fr; gap: 40px;
  align-items: start;
}
.legal__toc {
  position: sticky; top: 92px;
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: 12px;
  padding: 16px;
}
.legal__toc h4 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 11px; letter-spacing: 0.2em; font-weight: 700;
  color: var(--c-ink-3); margin: 0 0 10px;
}
.legal__toc ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; counter-reset: toc; }
.legal__toc li {
  font-size: 13px; font-weight: 600;
  counter-increment: toc;
  padding-left: 24px; position: relative;
  cursor: pointer; padding-top: 4px; padding-bottom: 4px;
}
.legal__toc li::before {
  content: counter(toc, decimal-leading-zero);
  position: absolute; left: 0;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 11px; color: var(--c-ink-3);
  font-weight: 800;
}
.legal__toc li:hover { color: var(--c-accent); }
.legal__toc-link {
  background: none; border: none; padding: 0; margin: 0;
  font: inherit; color: inherit; text-align: left;
  cursor: pointer; width: 100%;
}
.legal__toc li:hover .legal__toc-link { color: var(--c-accent); }

.legal__body { background: var(--c-paper); border: 1.5px solid var(--c-line); border-radius: 16px; padding: 40px; }
.legal__body section { margin-bottom: 32px; }
.legal__body section:last-child { margin-bottom: 0; }
.legal__body h2 {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900; font-size: 22px;
  margin: 0 0 12px;
  display: flex; align-items: baseline; gap: 12px;
}
.legal__body h2::before {
  content: "▍"; color: var(--c-main);
  font-size: 22px;
}
.legal__body p { font-size: 14px; line-height: 1.9; color: var(--c-ink-2); margin: 0 0 10px; }
.legal__body ul { font-size: 14px; line-height: 1.9; color: var(--c-ink-2); padding-left: 22px; }

.dl-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.dl-table th, .dl-table td {
  text-align: left; padding: 14px 16px;
  border-bottom: 1px solid var(--c-line-soft);
  vertical-align: top;
}
.dl-table th {
  width: 28%; background: var(--c-paper-2);
  font-weight: 700; color: var(--c-ink-2);
  font-size: 13px;
}
.dl-table tr:last-child th,
.dl-table tr:last-child td { border-bottom: 0; }

/* ============================================================
   Contact form
   ============================================================ */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 40px; align-items: start;
}
.contact-side {
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: 16px;
  padding: 28px;
}
.contact-side h3 { font-family: "Noto Sans JP", sans-serif; font-weight: 800; font-size: 17px; margin: 0 0 8px; }
.contact-side p { font-size: 13px; line-height: 1.8; color: var(--c-ink-2); margin: 0 0 24px; }
.contact-side__item { padding: 14px 0; border-top: 1px solid var(--c-line-soft); font-size: 13px; }
.contact-side__item:first-of-type { border-top: 0; }
.contact-side__item b { display: block; font-weight: 700; margin-bottom: 4px; }
.contact-side__item span { color: var(--c-ink-3); }

.contact-form {
  background: var(--c-paper);
  border: 1.5px solid var(--c-line);
  border-radius: 16px;
  padding: 40px;
  display: grid; gap: 18px;
}
.field { display: grid; gap: 6px; }
.field label {
  font-size: 13px; font-weight: 700; color: var(--c-ink);
  display: flex; align-items: center; gap: 8px;
}
.field label .req {
  background: var(--c-accent); color: white;
  font-size: 10px; padding: 2px 6px; border-radius: 4px;
  font-weight: 800;
}
.field input, .field textarea, .field select {
  border: 1.5px solid var(--c-line);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  background: var(--c-paper);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  background: #FFFBEA;
  box-shadow: 0 0 0 3px var(--c-main);
}
.field textarea { min-height: 160px; resize: vertical; line-height: 1.7; }
.field__help { font-size: 12px; color: var(--c-ink-3); }
.field__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.checkbox { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; line-height: 1.7; }
.checkbox input { margin-top: 4px; accent-color: var(--c-accent); }
.checkbox a { color: var(--c-accent); font-weight: 700; }

/* tiny utils */
.flex { display: flex; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.muted { color: var(--c-ink-3); }
.center { text-align: center; }

.sr { position: absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0; }


/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1100px) {
  .shell { padding: 0 24px; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .blurb { padding: 36px; gap: 32px; }
  .faq-teaser { padding: 36px; gap: 32px; grid-template-columns: 1fr 1.6fr; }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
  .pdp { gap: 28px; }
}

/* Burger threshold — nav doesn't fit cleanly past here */
@media (max-width: 760px) {
  .nav--desktop { display: none; }
  .nav-toggle { display: inline-flex; }
  .header__inner { grid-template-columns: 1fr auto; gap: 12px; }
}

@media (max-width: 880px) {
  .shell { padding: 0 20px; }
  .logo__text { font-size: 14px; }
  .logo__text small { font-size: 9px; }

  .product-grid, .product-grid--3 { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .cats { grid-template-columns: repeat(2, 1fr); }

  .blurb { grid-template-columns: 1fr; padding: 28px; gap: 24px; }
  .blurb__title { font-size: 26px; }
  .blurb__panel { grid-template-columns: 1fr 1fr; }

  .faq-teaser { grid-template-columns: 1fr; padding: 28px; gap: 24px; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer__about { max-width: none; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 12px; }

  .pdp { grid-template-columns: 1fr; gap: 24px; }

  .legal { grid-template-columns: 1fr; gap: 24px; }
  .legal__toc { position: static; }

  .steps { grid-template-columns: 1fr; }

  .page-head h1 { font-size: 32px; }
  .page-head__deco { font-size: 56px; }

}

@media (max-width: 560px) {
  .shell { padding: 0 16px; }

  .header__inner { gap: 8px; padding-top: 12px; padding-bottom: 12px; min-height: 58px; }
  .logo__mark { width: 34px; height: 34px; font-size: 16px; }
  .logo__text { font-size: 13px; }
  .logo__text small { font-size: 8px; letter-spacing: 0.14em; }

  .product-grid, .product-grid--3 { grid-template-columns: 1fr; }
  .cats { grid-template-columns: 1fr; }

  .blurb { padding: 22px; }
  .blurb__title { font-size: 22px; }
  .blurb__panel { grid-template-columns: 1fr; }

  .faq-teaser { padding: 22px; }
  .faq-teaser li { grid-template-columns: 24px 1fr auto; gap: 10px; font-size: 13px; }

  .pdp__title { font-size: 24px; }
  .price-block__amount { font-size: 32px; }

  .footer__grid { grid-template-columns: 1fr; gap: 24px; }

  .page-head { flex-direction: column; align-items: flex-start; gap: 8px; padding: 28px 22px; }
  .page-head h1 { font-size: 24px; }
  .page-head__deco { display: none; }
  .page-head__en { font-size: 11px; }

  .faq-cats { gap: 6px; }
  .faq-cat { font-size: 12px; padding: 6px 10px; }
  .faq-q { padding: 14px 16px; gap: 10px; }
  .faq-q__title { font-size: 14px; }
  .faq-a { padding: 14px 16px 18px 50px; font-size: 13px; }

  .complete { padding: 24px 0 0; }
  .complete__seal { width: 80px; height: 80px; }
  .complete__title { font-size: 24px; }
  .complete__sub { font-size: 14px; }
  .complete .flex { flex-direction: column; align-items: stretch; }
  .complete .flex .btn { width: 100%; justify-content: center; }

  .btn { padding: 10px 14px; font-size: 13px; }
  .btn--xl { font-size: 14px; padding: 14px 18px; box-shadow: 3px 3px 0 0 var(--c-line); }
  .btn--xl:hover { box-shadow: 4px 4px 0 0 var(--c-line); }
  .btn--lg { font-size: 13px; padding: 12px 16px; }

  .dl-table th, .dl-table td { display: block; width: 100%; padding: 6px 0; }
  .dl-table th { font-weight: 700; padding-top: 12px; border-top: 1px solid var(--c-line-soft); }

  .crumb { font-size: 11px; flex-wrap: wrap; }
  .section__title { font-size: 22px; }
  .section__head { gap: 8px; flex-wrap: wrap; }

  .legal__body { padding: 22px; }
  .legal__body h2 { font-size: 18px; }

  /* Carousel mobile */
  .carousel { gap: 10px; }
  .carousel__main { border-radius: 12px; box-shadow: 3px 3px 0 0 var(--c-line); }

  .carousel__strip { grid-template-columns: 28px 1fr 28px; gap: 6px; }
  .carousel__thumbs { gap: 6px; }
  .carousel__thumb { border-radius: 6px; }
  .carousel__strip-nav { box-shadow: 1px 1px 0 0 var(--c-line); }

  .nav-drawer__list a { min-width: 220px; font-size: 14px; padding: 11px 16px; }
  .nav-toggle { width: 40px; height: 40px; }
}

@media (max-width: 400px) {
  .shell { padding: 0 14px; }
  .logo__text { font-size: 12px; }
  .logo__text small { display: none; }
  .logo__mark { width: 32px; height: 32px; font-size: 15px; }
  .header__inner { min-height: 52px; }

  .product-card__title { font-size: 14px; }
  .product-card__price { font-size: 18px; }

  .pdp__title { font-size: 22px; }
  .price-block { padding: 16px; }
  .price-block__amount { font-size: 28px; }
  .price-block__amount small { font-size: 12px; }

  .section__title { font-size: 20px; }
  .blurb__title { font-size: 20px; }

  .complete__title { font-size: 22px; }
  .complete__sub { font-size: 13px; }

  .nav-drawer__list a { min-width: 200px; }
}