/* ============================================================
   石しるべ｜天然石Lab.  公開サイト スタイル
   シンプル / ファッショナブル / 図鑑・ラボ感
   ============================================================ */

:root {
  --bg:        #F8F5EF;
  --surface:   #FFFFFF;
  --ink:       #211D18;
  --ink-sub:   #6A6258;
  --accent:    #7E8F6A;   /* セージグリーン（差し色は控えめに）*/
  --accent-dk: #66765191;
  --accent-deep:#586748;
  --charcoal:  #201C17;   /* 反転セクション用チャコール */
  --soft:      #E8E0D4;   /* 淡いアクセント */
  --soft-2:    #F1ECE3;
  --link:      #586748;
  --pr:        #AF8A50;
  --line:      #E7E0D4;
  --line-soft: #EFEAE0;

  --radius:    14px;
  --radius-sm: 8px;
  --shadow:    0 1px 2px rgba(33,29,24,.03), 0 10px 30px rgba(33,29,24,.05);
  --shadow-lg: 0 16px 50px rgba(33,29,24,.09);

  --serif:  "Zen Old Mincho", "Hiragino Mincho ProN", serif;
  --display:"Cormorant Garamond", "Zen Old Mincho", serif;
  --sans:   "Zen Kaku Gothic New", system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", sans-serif;

  --maxw: 1200px;
}

/* ---- reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.95;
  font-size: 15.5px;
  letter-spacing: .015em;
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-decoration: none; transition: color .25s, opacity .25s; }
a:hover { opacity: .7; }
h1, h2, h3 { line-height: 1.42; font-weight: 700; letter-spacing: .015em; }
ul { margin: 0; padding: 0; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--accent);
  color: #fff; padding: 10px 16px; z-index: 200; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---- layout ---- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }
.center { text-align: center; }

.section { padding: 92px 0; }
.section--alt { background: var(--soft-2); }
.section--philosophy { padding: 110px 0; }

.section__kicker {
  font-family: var(--display);
  letter-spacing: .42em; font-size: .82rem; color: var(--accent-deep);
  margin: 0 0 14px; text-transform: uppercase; font-weight: 600;
}
.section__title {
  font-family: var(--serif);
  font-size: clamp(1.65rem, 3.6vw, 2.4rem); margin: 0; letter-spacing: .03em; font-weight: 500; line-height: 1.45;
}
.section__head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 16px; margin-bottom: 48px; flex-wrap: wrap;
}
.link-more {
  font-family: var(--display); font-size: 1.02rem; color: var(--accent-deep); font-weight: 600;
  white-space: nowrap; letter-spacing: .04em; position: relative; padding-bottom: 3px;
}
.link-more::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px; background: var(--accent-deep); transform: scaleX(.4); transform-origin: left; transition: transform .3s; }
.link-more:hover { opacity: 1; }
.link-more:hover::after { transform: scaleX(1); }
.lead-text { color: var(--ink-sub); font-size: 1.05rem; margin: 0 0 1em; }

/* 日本語の美しい折り返し：.nb（文節）は途中で改行しない。見出し・リード文は禁則＋バランス折り返し */
.nb { display: inline-block; }
.hero__title, .section__title, .cta-band__title { line-break: strict; text-wrap: balance; }
.lead-text, .hero__lead, .page-head__lead { line-break: strict; text-wrap: pretty; }
.center .lead-text, .section--philosophy .lead-text { text-wrap: balance; }

/* ---- buttons（立体・押せる質感）---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font-family: var(--sans); font-weight: 600; cursor: pointer; position: relative;
  border: 1px solid transparent; border-radius: 999px;
  padding: 12px 26px; font-size: .95rem; text-decoration: none;
  transition: transform .1s ease, box-shadow .18s ease, filter .18s ease, background .2s;
  will-change: transform;
}
.btn:hover { opacity: 1; }
.btn:focus-visible { outline: 3px solid rgba(91,124,153,.5); outline-offset: 2px; }

/* アクセント（塗り）: 下に厚みの影を出して立体に。押すと沈む */
.btn--accent {
  background: linear-gradient(180deg, #91a282 0%, var(--accent) 52%, var(--accent-deep) 100%);
  color: #fff;
  box-shadow: 0 4px 0 var(--accent-deep), 0 9px 18px rgba(92,107,74,.34), inset 0 1px 0 rgba(255,255,255,.4);
  text-shadow: 0 1px 1px rgba(60,72,46,.35);
}
.btn--accent:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 5px 0 var(--accent-deep), 0 12px 22px rgba(92,107,74,.4), inset 0 1px 0 rgba(255,255,255,.45); }
.btn--accent:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--accent-deep), 0 3px 8px rgba(92,107,74,.32), inset 0 1px 0 rgba(255,255,255,.3); }

/* ゴースト（白）: 紙のような厚み */
.btn--ghost {
  background: linear-gradient(180deg, #ffffff 0%, #f3efe7 100%);
  color: var(--ink); border-color: var(--line);
  box-shadow: 0 4px 0 #e2dacc, 0 8px 16px rgba(47,42,37,.10), inset 0 1px 0 rgba(255,255,255,.8);
}
.btn--ghost:hover { color: var(--accent-deep); border-color: var(--soft); transform: translateY(-1px); box-shadow: 0 5px 0 #e2dacc, 0 11px 20px rgba(47,42,37,.12), inset 0 1px 0 rgba(255,255,255,.85); }
.btn--ghost:active { transform: translateY(3px); box-shadow: 0 1px 0 #e2dacc, 0 3px 8px rgba(47,42,37,.1); }

@media (prefers-reduced-motion: reduce) { .btn { transition: none; } .btn:hover, .btn:active { transform: none; } }

.btn--lg { padding: 15px 34px; font-size: 1rem; }
.btn--sm { padding: 9px 18px; font-size: .85rem; }
.btn--block { display: flex; width: 100%; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(248,245,239,.78);
  backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.brand { display: flex; align-items: center; gap: 13px; }
.brand__mark {
  width: 42px; height: 42px; border-radius: 10px; overflow: hidden;
  background: var(--charcoal); display: grid; place-items: center;
  box-shadow: 0 6px 16px rgba(33,29,24,.2);
}
.brand__mark img { width: 100%; height: 100%; object-fit: cover; }
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name { font-family: var(--serif); font-weight: 500; font-size: 1.22rem; color: var(--ink); letter-spacing: .08em; }
.brand__sub { font-family: var(--display); font-size: .72rem; letter-spacing: .28em; color: var(--accent-deep); text-transform: uppercase; margin-top: 2px; }

.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a { color: var(--ink); font-size: .9rem; font-weight: 500; letter-spacing: .05em; position: relative; }
.site-nav a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 1px; background: var(--accent-deep); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.site-nav a:not(.btn):hover { opacity: 1; }
.site-nav a:not(.btn):hover::after { transform: scaleX(1); }
.site-nav a.btn { color: #fff; }
.site-nav a.btn--accent:hover { color: #fff; }

.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 10px; }
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; margin: 5px 0; transition: .25s; }

@media (max-width: 1180px) {
  .nav-toggle { display: block; z-index: 120; }
  .site-nav {
    position: fixed; inset: 70px 0 auto 0; max-height: calc(100vh - 70px); overflow-y: auto;
    background: var(--bg); flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 24px 24px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg);
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: .25s;
  }
  .site-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .site-nav a.btn { margin-top: 12px; border-bottom: 0; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; overflow: hidden; padding: clamp(56px, 9vw, 110px) 0; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 70% at 85% 15%, rgba(126,143,106,.16), transparent 60%),
    radial-gradient(50% 60% at 10% 90%, rgba(91,124,153,.12), transparent 60%);
}
.hero__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 12px; font-size: .8rem; letter-spacing: .14em; color: var(--accent-deep);
  margin: 0 0 26px; font-weight: 500;
}
.hero__eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--accent-deep); display: inline-block; }
.hero__title { font-family: var(--serif); font-weight: 500; font-size: clamp(2rem, 5vw, 3.4rem); margin: 0 0 26px; letter-spacing: .03em; line-height: 1.5; }
.hero__title em { font-style: normal; color: var(--accent-deep); border-bottom: 2px solid var(--soft); }
.hero__lead { color: var(--ink-sub); font-size: 1.06rem; max-width: 30em; margin: 0 0 36px; line-height: 1.95; }
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* トップのボタンを球体のような立体感に */
.hero__cta .btn {
  position: relative; overflow: hidden; border-radius: 999px;
  padding: 17px 38px; font-weight: 700; letter-spacing: .02em;
}
.hero__cta .btn::before { /* 上部の光沢ハイライト */
  content: ""; position: absolute; left: 9%; right: 9%; top: 7%; height: 42%;
  border-radius: 999px; pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,.6), rgba(255,255,255,0));
}
.hero__cta .btn--accent {
  background: radial-gradient(120% 150% at 50% 16%, #aebd96 0%, var(--accent) 46%, var(--accent-deep) 100%);
  box-shadow: 0 7px 0 var(--accent-deep), 0 18px 30px rgba(92,107,74,.42),
              inset 0 2px 3px rgba(255,255,255,.55), inset 0 -8px 14px rgba(54,66,40,.4);
}
.hero__cta .btn--accent:hover { transform: translateY(-2px); filter: brightness(1.05);
  box-shadow: 0 9px 0 var(--accent-deep), 0 22px 36px rgba(92,107,74,.48), inset 0 2px 3px rgba(255,255,255,.6), inset 0 -8px 14px rgba(54,66,40,.4); }
.hero__cta .btn--accent:active { transform: translateY(4px); box-shadow: 0 2px 0 var(--accent-deep), 0 6px 12px rgba(92,107,74,.4), inset 0 -4px 8px rgba(54,66,40,.4); }
.hero__cta .btn--ghost {
  background: radial-gradient(120% 150% at 50% 16%, #ffffff 0%, #f4efe6 55%, #e9e2d5 100%);
  box-shadow: 0 7px 0 #d8cfbe, 0 16px 26px rgba(47,42,37,.16),
              inset 0 2px 3px rgba(255,255,255,.9), inset 0 -8px 14px rgba(160,148,128,.28);
}
.hero__cta .btn--ghost:hover { transform: translateY(-2px); color: var(--accent-deep);
  box-shadow: 0 9px 0 #d8cfbe, 0 20px 30px rgba(47,42,37,.2), inset 0 2px 3px rgba(255,255,255,.9), inset 0 -8px 14px rgba(160,148,128,.28); }
.hero__cta .btn--ghost:active { transform: translateY(4px); box-shadow: 0 2px 0 #d8cfbe, 0 6px 12px rgba(47,42,37,.16), inset 0 -4px 8px rgba(160,148,128,.3); }

.hero__visual { position: relative; height: 320px; }
.hero__gem {
  position: absolute; border-radius: 50% 50% 48% 52% / 52% 50% 50% 48%;
  filter: blur(.2px);
  background: linear-gradient(140deg, #fff6, #fff0), var(--g, var(--accent));
  box-shadow: inset 0 6px 18px rgba(255,255,255,.5), var(--shadow-lg);
  animation: float 7s ease-in-out infinite;
}
.hero__gem--1 { width: 190px; height: 190px; right: 30px; top: 20px; --g: linear-gradient(140deg,#cdd9e4,#9fb3c4); }
.hero__gem--2 { width: 120px; height: 120px; right: 150px; top: 150px; --g: linear-gradient(140deg,#f0dadf,#d6a9bf); animation-delay: -2s; }
.hero__gem--3 { width: 90px;  height: 90px;  right: 10px;  top: 190px; --g: linear-gradient(140deg,#d8e0c9,#aebd91); animation-delay: -4s; }
@keyframes float { 0%,100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-14px) rotate(4deg); } }

/* ============================================================
   PHILOSOPHY
   ============================================================ */
.section--philosophy .section__title { margin-bottom: 24px; }

/* ============================================================
   WISH GRID
   ============================================================ */
.wish-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; list-style: none; }
.wish-chip {
  display: flex; flex-direction: column; gap: 6px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 22px 22px; height: 100%; transition: transform .25s, box-shadow .25s, border-color .25s;
}
.wish-chip:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--soft); opacity: 1; }
.wish-chip__name { font-family: var(--serif); font-weight: 500; font-size: 1.1rem; color: var(--ink); letter-spacing: .05em; }
.wish-chip__desc { font-size: .79rem; color: var(--ink-sub); line-height: 1.7; }

/* ============================================================
   STONE GRID & CARD
   ============================================================ */
.stone-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 34px 26px; }
.stone-card { display: flex; flex-direction: column; background: transparent; }
.stone-card:hover { opacity: 1; }
.stone-card__thumb {
  position: relative; aspect-ratio: 1 / 1; display: grid; place-items: center;
  border-radius: var(--radius); overflow: hidden;
  background:
    radial-gradient(120% 120% at 30% 20%, #ffffffcc, transparent 55%),
    var(--tint, var(--soft));
}
.stone-card__thumb img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0;
  transition: opacity .4s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.stone-card:hover .stone-card__img { transform: scale(1.07); }
.stone-card__img--raw { opacity: 0; }
.stone-card__thumb.has-raw:hover .stone-card__img--raw { opacity: 1; }
.stone-card__hint {
  position: absolute; right: 10px; bottom: 10px; z-index: 2;
  background: rgba(33,29,24,.7); color: #fff; font-size: .64rem; letter-spacing: .1em;
  padding: 3px 10px; border-radius: 999px; opacity: 0; transition: opacity .3s; pointer-events: none; backdrop-filter: blur(2px);
}
.stone-card__thumb picture,
.stone-hero__visual picture,
.article-card__thumb picture {
  display: block;
  width: 100%;
  height: 100%;
}
.article-hero-picture { display: block; }
.stone-image-compare picture { display: block; width: 100%; height: 100%; }
.stone-card__thumb.has-raw:hover .stone-card__hint { opacity: 1; }
.stone-card__gem {
  width: 64px; height: 64px; border-radius: 50% 50% 48% 52% / 52% 50% 50% 48%;
  background: linear-gradient(145deg, #ffffffbb, #ffffff22);
  display: grid; place-items: center; font-family: var(--serif); font-size: 1.5rem; color: #ffffffee;
  box-shadow: inset 0 4px 10px rgba(255,255,255,.6), 0 6px 16px rgba(33,29,24,.12);
  text-shadow: 0 1px 2px rgba(33,29,24,.25);
}
.stone-card__body { padding: 15px 2px 4px; display: flex; flex-direction: column; gap: 3px; }
.stone-card__name { font-family: var(--serif); font-weight: 500; font-size: 1.12rem; color: var(--ink); letter-spacing: .05em; }
.stone-card__en { font-family: var(--display); font-size: .76rem; letter-spacing: .2em; color: var(--accent-deep); text-transform: uppercase; }
.stone-card__summary { font-size: .82rem; color: var(--ink-sub); line-height: 1.7; margin-top: 6px; }

/* ============================================================
   PAGE HEAD / BREADCRUMBS
   ============================================================ */
.breadcrumbs { border-bottom: 1px solid var(--line); background: var(--bg); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 12px 24px; font-size: .8rem; color: var(--ink-sub); }
.breadcrumbs li { display: flex; align-items: center; gap: 8px; }
.breadcrumbs li:not(:last-child)::after { content: "›"; color: var(--line); }
.breadcrumbs a { color: var(--ink-sub); }
.breadcrumbs [aria-current] { color: var(--ink); }

.page-head { padding: 76px 0 8px; }
.page-head__title { font-family: var(--serif); font-weight: 500; font-size: clamp(1.85rem, 4vw, 2.7rem); margin: 8px 0 18px; letter-spacing: .03em; line-height: 1.45; }
.page-head__lead { color: var(--ink-sub); font-size: 1.02rem; line-height: 1.95; }
.page-head__directory { margin: 24px 0 0; }

/* ---- 探し方・基礎ガイドの入口 ---- */
.section__count { margin: 0; color: var(--ink-sub); font-size: .86rem; }
.find-path-grid {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px;
}
.find-path {
  display: flex; min-height: 178px; padding: 24px 18px; flex-direction: column;
  align-items: flex-start; justify-content: flex-end; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--surface); color: var(--ink);
  text-decoration: none; transition: transform .2s, border-color .2s, box-shadow .2s;
}
.find-path:hover {
  transform: translateY(-3px); border-color: var(--accent);
  box-shadow: 0 12px 28px rgba(45, 37, 28, .08);
}
.find-path__icon {
  display: grid; width: 42px; height: 42px; margin-bottom: auto; place-items: center;
  border-radius: 50%; background: var(--soft-2); color: var(--accent-deep);
  font-family: var(--serif); font-size: 1rem;
}
.find-path strong { margin-top: 20px; font-family: var(--serif); font-size: 1.04rem; }
.find-path > span:last-child { margin-top: 5px; color: var(--ink-sub); font-size: .76rem; line-height: 1.55; }
.guide-hub__lead { max-width: 760px; margin: -10px 0 24px; }

/* ---- 一覧ページ上部の基礎説明 ---- */
.stone-list-guide,
.stone-name-guide {
  margin: 0 0 32px; padding: 24px 26px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--soft-2);
}
.stone-list-guide h2,
.stone-name-guide h2 {
  margin: 0 0 10px; font-family: var(--serif); font-size: 1.18rem; font-weight: 600;
}
.stone-list-guide p,
.stone-name-guide p { margin: 0; color: var(--ink-sub); font-size: .9rem; line-height: 1.85; }
.stone-name-guide__links { margin-top: .8rem !important; }
.stone-name-guide a,
.stone-list-guide a { color: var(--accent-deep); }
.guide-link-row {
  display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; padding: 0; list-style: none;
}
.guide-link-row a {
  display: inline-flex; padding: 7px 12px; border: 1px solid var(--line);
  border-radius: 999px; background: var(--surface); font-size: .78rem; text-decoration: none;
}

/* ---- 全石HTML索引（クロール経路と利用者の名前検索を兼ねる） ---- */
.stone-directory-summary {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  margin-bottom: 34px; padding: 20px 24px; border: 1px solid var(--line);
  border-radius: var(--radius-sm); background: var(--surface);
}
.stone-directory-summary p { margin: 0; color: var(--ink-sub); line-height: 1.8; }
.stone-directory-summary strong { color: var(--ink); font-family: var(--serif); font-size: 1.25rem; }
.stone-directory-jumps {
  display: flex; flex-wrap: wrap; gap: 9px; margin: 0 0 52px; padding: 0; list-style: none;
}
.stone-directory-jumps a {
  display: inline-flex; align-items: center; min-height: 36px; padding: 7px 13px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--surface);
  color: var(--accent-deep); font-size: .82rem; font-weight: 600; text-decoration: none;
}
.stone-directory-jumps a:hover { border-color: var(--accent); background: var(--soft-2); }
.stone-directory-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.stone-directory-group {
  scroll-margin-top: 92px; padding: 26px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--surface);
}
.stone-directory-group__head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  margin-bottom: 18px; padding-bottom: 13px; border-bottom: 1px solid var(--line);
}
.stone-directory-group__title { margin: 0; font-family: var(--serif); font-size: 1.25rem; font-weight: 500; }
.stone-directory-group__count { color: var(--ink-sub); font-size: .76rem; white-space: nowrap; }
.stone-directory-list {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 18px; margin: 0; padding: 0; list-style: none;
}
.stone-directory-list a {
  display: block; padding: 8px 4px; border-bottom: 1px solid var(--line-soft);
  color: var(--ink); text-decoration: none; line-height: 1.45;
}
.stone-directory-list a:hover { color: var(--accent-deep); background: var(--soft-2); }
.stone-directory-list__en {
  display: block; margin-top: 2px; color: var(--ink-sub); font-family: var(--display);
  font-size: .68rem; letter-spacing: .03em; overflow-wrap: anywhere;
}
.directory-index-section { scroll-margin-top: 92px; margin-top: 64px; }
.directory-index-section > .section__head { margin-bottom: 22px; }
.stone-directory-groups--kana { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* ---- 石詳細の要点 ---- */
.stone-quick {
  margin: 42px 0 26px; padding: 26px 28px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--surface);
}
.stone-quick__head { margin-bottom: 18px; }
.stone-quick__head .section__kicker { margin-bottom: 5px; }
.stone-quick__head h2 { margin: 0; font-family: var(--serif); font-size: 1.35rem; font-weight: 600; }
.stone-quick__list {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; margin: 0;
}
.stone-quick__list > div {
  display: grid; grid-template-columns: 7.5rem 1fr; gap: 12px; padding: 11px 0;
  border-top: 1px solid var(--line-soft);
}
.stone-quick__list dt { color: var(--ink-sub); font-size: .78rem; font-weight: 700; }
.stone-quick__list dd { margin: 0; color: var(--ink); font-size: .88rem; line-height: 1.7; }

/* ---- 願い別比較・誕生石解説 ---- */
.wish-comparison { margin-top: 64px; }
.wish-comparison__list {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 24px 0 32px;
}
.wish-comparison__item {
  padding: 22px 24px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--surface);
}
.wish-comparison__item h3 { margin: 0 0 10px; font-family: var(--serif); font-size: 1.08rem; }
.wish-comparison__item h3 a { color: var(--ink); }
.wish-comparison__item dl { display: flex; flex-wrap: wrap; gap: 7px 18px; margin: 0 0 10px; font-size: .76rem; }
.wish-comparison__item dl div { display: flex; gap: 6px; }
.wish-comparison__item dt { color: var(--ink-sub); font-weight: 700; }
.wish-comparison__item dd { margin: 0; }
.wish-comparison__item p { color: var(--ink-sub); font-size: .84rem; line-height: 1.8; }
.wish-comparison__item .link-more { font-size: .78rem; }
.birth-guide {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px;
  max-width: 980px; margin: 64px auto 0;
}
.birth-guide > div {
  padding: 26px 28px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface);
}
.birth-guide h2 { margin: 5px 0 14px; font-family: var(--serif); font-size: 1.25rem; line-height: 1.55; }
.birth-guide p,
.birth-guide li { color: var(--ink-sub); font-size: .88rem; line-height: 1.85; }
.birth-guide ol { margin: 0; padding-left: 1.3rem; }
.birth-guide li + li { margin-top: .6rem; }
.birth-guide__links { margin-top: 1rem !important; }
.birth-guide a { color: var(--accent-deep); }
.compact-reference {
  max-width: 760px; margin: 34px auto 0; padding-top: 18px; border-top: 1px solid var(--line);
  color: var(--ink-sub); font-size: .74rem;
}
.compact-reference h2 { margin: 0 0 6px; font-size: .8rem; }
.compact-reference ol { margin: 0; padding-left: 1.2rem; }
.compact-reference a { color: var(--ink-sub); }

/* ---- filter bar ---- */
.filter-bar { display: flex; align-items: flex-end; gap: 18px; flex-wrap: wrap; padding: 20px 22px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 24px; }
.filter-bar__group { display: flex; flex-direction: column; gap: 6px; }
.filter-bar__group label { font-size: .76rem; color: var(--ink-sub); letter-spacing: .04em; }
.filter-bar select {
  font-family: var(--sans); font-size: .92rem; color: var(--ink); background: var(--bg);
  border: 1px solid var(--line); border-radius: 999px; padding: 9px 18px; min-width: 170px; cursor: pointer;
}
.filter-bar__reset { font-size: .82rem; color: var(--link); margin-left: auto; align-self: center; }
.filter-bar__search { display: flex; gap: 8px; }
.filter-bar__search input[type="text"] {
  font-family: var(--sans); font-size: .92rem; color: var(--ink); background: var(--bg);
  border: 1px solid var(--line); border-radius: 999px; padding: 9px 18px; min-width: 200px;
}
.filter-bar__search .btn { padding: 9px 20px; font-size: .85rem; }
.result-count { font-size: .85rem; color: var(--ink-sub); margin: 0; }
.filter-notice {
  margin: 0 0 14px; padding: 10px 14px; border: 1px solid var(--line);
  border-radius: 10px; background: var(--soft); color: var(--ink-sub); font-size: .82rem;
}
.filter-advanced {
  flex: 1 0 100%; min-width: 0; margin-top: 2px;
}
.filter-advanced > summary {
  position: relative; display: flex; align-items: center; gap: 14px; width: 100%; cursor: pointer;
  min-height: 64px; padding: 12px 16px; box-sizing: border-box;
  color: var(--ink); background: var(--soft); border: 1px solid var(--line);
  border-radius: 14px; list-style: none; transition: border-color .2s ease, background .2s ease;
}
.filter-advanced > summary::-webkit-details-marker { display: none; }
.filter-advanced > summary:hover,
.filter-advanced > summary:focus-visible {
  border-color: var(--accent); background: var(--surface);
}
.filter-advanced__summary-copy {
  display: flex; flex: 1; min-width: 0; flex-direction: column; gap: 3px;
}
.filter-advanced__summary-copy strong {
  color: var(--accent-deep); font-size: .9rem; line-height: 1.35;
}
.filter-advanced__summary-copy small {
  color: var(--ink-sub); font-size: .73rem; font-weight: 400; line-height: 1.45;
}
.filter-advanced__summary-action {
  display: inline-flex; align-items: center; gap: 8px; flex: none;
  color: var(--accent-deep); font-size: .76rem; font-weight: 700;
}
.filter-advanced__close-label { display: none; }
.filter-advanced[open] .filter-advanced__open-label { display: none; }
.filter-advanced[open] .filter-advanced__close-label { display: inline; }
.filter-advanced__icon {
  position: relative; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-deep);
}
.filter-advanced__icon::before,
.filter-advanced__icon::after {
  content: ""; position: absolute; left: 7px; right: 7px; top: 11px;
  height: 2px; border-radius: 2px; background: #fff;
}
.filter-advanced__icon::after {
  transform: rotate(90deg); transition: transform .2s ease;
}
.filter-advanced[open] .filter-advanced__icon::after { transform: rotate(0); }
.filter-advanced__active {
  padding: 3px 9px; border-radius: 999px; background: var(--accent-deep);
  color: #fff; font-size: .68rem; font-weight: 700;
}
.filter-advanced__grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px 18px; margin-top: 18px; padding: 0 2px;
}
.filter-advanced__grid .filter-bar__group,
.filter-advanced__grid .custom-select,
.filter-advanced__grid select { min-width: 0; width: 100%; }
.filter-label { font-size: .76rem; color: var(--ink-sub); letter-spacing: .04em; }
.filter-bar__group--chemistry { grid-column: 1 / -1; }
.chemistry-picker { min-width: 0; border: 1px solid var(--line); border-radius: 14px; background: var(--bg); }
.chemistry-picker > summary {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  min-height: 48px; padding: 10px 14px; cursor: pointer; list-style: none;
}
.chemistry-picker > summary::-webkit-details-marker { display: none; }
.chemistry-picker > summary > span:first-child { display: flex; flex-direction: column; gap: 2px; }
.chemistry-picker > summary strong { font-size: .86rem; }
.chemistry-picker > summary small { color: var(--accent-deep); font-size: .72rem; font-weight: 700; }
.chemistry-picker__mark {
  position: relative; width: 24px; height: 24px; flex: none; border-radius: 50%; background: var(--soft);
}
.chemistry-picker__mark::before, .chemistry-picker__mark::after {
  content: ""; position: absolute; left: 7px; right: 7px; top: 11px; height: 2px; background: var(--accent-deep);
}
.chemistry-picker__mark::after { transform: rotate(90deg); }
.chemistry-picker[open] .chemistry-picker__mark::after { transform: rotate(0); }
.chemistry-picker__panel { max-height: 430px; overflow-y: auto; padding: 14px; border-top: 1px solid var(--line); }
.chemistry-picker__search { display: grid; gap: 5px; position: sticky; top: -14px; z-index: 2; padding: 0 0 12px; background: var(--bg); }
.chemistry-picker__search span { color: var(--ink-sub); font-size: .7rem; }
.chemistry-picker__search input {
  width: 100%; min-width: 0; padding: 10px 13px; border: 1px solid var(--line);
  border-radius: 10px; background: #fff; color: var(--ink); font: inherit;
}
.chemistry-picker__group + .chemistry-picker__group { margin-top: 18px; padding-top: 15px; border-top: 1px solid var(--line); }
.chemistry-picker__group > header { display: flex; align-items: baseline; gap: 8px; margin-bottom: 9px; }
.chemistry-picker__group > header strong { font-size: .82rem; }
.chemistry-picker__group > header small { color: var(--ink-sub); font-size: .68rem; }
.chemistry-picker__chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chemistry-chip {
  display: inline-flex; align-items: center; gap: 6px; min-height: 34px; padding: 7px 10px;
  border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--ink);
  font: inherit; font-size: .75rem; cursor: pointer;
}
.chemistry-chip:hover, .chemistry-chip:focus-visible, .chemistry-chip.is-selected {
  border-color: var(--accent-deep); background: var(--soft); color: var(--accent-deep);
}
.chemistry-chip small { color: var(--ink-sub); font-size: .64rem; }
.chemistry-chip--clear { margin: 0 0 14px; border-color: var(--accent); color: var(--accent-deep); font-weight: 700; }
.chemistry-picker__empty { margin: 12px 0 0; color: var(--ink-sub); font-size: .78rem; }
.filter-advanced__note { grid-column: 1 / -1; margin: 10px 0 0; color: var(--ink-sub); font-size: .72rem; }

/* PC ではトグルボタンを隠し、パネルはただの折り返しなしラッパーとして振る舞う。
   カスタムセレクトのトリガー/選択肢リストもPCでは使わずネイティブselectのまま。
   PCは選択した瞬間に絞り込まれる（従来通り）ため「この条件で絞り込む」ボタンも不要。 */
.filter-toggle-bar { display: none; }
.filter-panel__backdrop, .filter-panel__head { display: none; }
.filter-bar__apply { display: none; }
.custom-select__trigger, .custom-select__list { display: none; }

/* ---- モバイル：絞り込み・検索をポップアップ化 ---- */
@media (max-width: 767px) {
  .filter-toggle-bar { display: block; margin-bottom: 16px; }
  .filter-toggle-btn { justify-content: center; gap: 8px; }
  .filter-toggle-btn__badge {
    font-size: .72rem; color: var(--accent-deep); background: var(--soft);
    border-radius: 999px; padding: 2px 10px;
  }

  .filter-panel {
    position: fixed; inset: 0; z-index: 200; display: none;
  }
  .filter-panel.is-open { display: block; }
  .filter-panel__backdrop {
    display: block; position: absolute; inset: 0; background: rgba(30, 26, 20, .45);
  }
  .filter-panel__sheet {
    position: absolute; left: 0; right: 0; bottom: 0; max-height: 86vh; overflow-y: auto;
    background: var(--bg); border-radius: 20px 20px 0 0; box-shadow: var(--shadow-lg);
  }
  .filter-panel__head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; border-bottom: 1px solid var(--line);
    position: sticky; top: 0; background: var(--bg);
  }
  .filter-panel__title { font-family: var(--serif); font-size: 1.05rem; margin: 0; }
  .filter-panel__close {
    width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line);
    background: var(--surface); font-size: .95rem; line-height: 1; cursor: pointer;
  }

  .filter-panel .filter-bar {
    flex-direction: column; align-items: stretch; gap: 18px;
    border: 0; padding: 18px 20px 24px; margin-bottom: 0;
  }
  .filter-panel .filter-bar__group { width: 100%; gap: 8px; }
  .filter-panel .filter-bar__group label { font-size: .85rem; }
  .filter-panel .filter-advanced { width: 100%; margin-top: 2px; }
  .filter-panel .filter-advanced > summary { width: 100%; min-height: 70px; padding: 12px 14px; }
  .filter-panel .filter-advanced__summary-copy strong { font-size: .92rem; }
  .filter-panel .filter-advanced__summary-copy small { font-size: .74rem; }
  .filter-panel .filter-advanced__summary-action { font-size: 0; gap: 0; }
  .filter-panel .filter-advanced__icon { width: 28px; height: 28px; }
  .filter-panel .filter-advanced__icon::before,
  .filter-panel .filter-advanced__icon::after { left: 8px; right: 8px; top: 13px; }
  .filter-panel .filter-advanced__grid { grid-template-columns: 1fr; gap: 16px; }
  .filter-panel .filter-advanced__note { font-size: .76rem; line-height: 1.7; }
  .filter-panel .chemistry-picker__panel { max-height: 46vh; }
  .filter-panel .chemistry-picker__group > header { align-items: flex-start; flex-direction: column; gap: 2px; }
  .filter-panel .chemistry-chip { min-height: 40px; padding: 9px 12px; font-size: .82rem; }

  /* ネイティブselectは端末によって選択肢の文字が小さく、開いたときに画面からはみ出すことがあるため、
     モバイルのポップアップ内では見た目をカスタムのドロップダウンに置き換える（値の実体・onchange送信は
     元のselectのまま。JSでselectの値を更新してchangeイベントを発火させている）。 */
  .filter-panel .filter-bar select[data-native-select] { display: none; }
  .custom-select { position: relative; width: 100%; }
  .filter-panel .custom-select__trigger {
    display: flex; align-items: center; justify-content: space-between; width: 100%;
    font-family: var(--sans); font-size: 1rem; color: var(--ink); background: var(--bg);
    border: 1px solid var(--line); border-radius: 999px; padding: 13px 20px; cursor: pointer;
  }
  .custom-select__arrow { color: var(--ink-sub); font-size: .8rem; margin-left: 10px; flex: none; }
  .filter-panel .custom-select__list {
    position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 30;
    background: var(--bg); border: 1px solid var(--line); border-radius: 16px;
    box-shadow: var(--shadow-lg); max-height: 45vh; overflow-y: auto;
    margin: 0; padding: 6px; list-style: none;
  }
  .filter-panel .custom-select.is-open .custom-select__list { display: block; }
  .custom-select__option {
    padding: 13px 14px; font-size: 1rem; border-radius: 10px; cursor: pointer;
  }
  .custom-select__option.is-selected { background: var(--soft); font-weight: 600; }

  .filter-panel .filter-bar__search { width: 100%; flex-direction: column; }
  .filter-panel .filter-bar__search input[type="text"] {
    width: 100%; font-size: 1rem; padding: 13px 20px;
  }
  .filter-panel .filter-bar__search .btn { width: 100%; justify-content: center; padding: 13px 22px; font-size: .95rem; }
  .filter-panel .filter-bar__apply { display: flex; justify-content: center; margin-top: 4px; padding: 15px 22px; font-size: 1rem; }
  .filter-panel .filter-bar__reset { margin-left: 0; align-self: center; font-size: .88rem; }

  body.no-scroll { overflow: hidden; }
}
.empty-state { text-align: center; color: var(--ink-sub); padding: 48px 0; }

.stone-viewbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.stone-viewbar__options { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; margin-left: auto; font-size: .82rem; }
.stone-viewbar__options a { color: var(--ink-sub); text-decoration: none; }
.stone-viewbar__options a:hover { color: var(--ink); text-decoration: underline; }
.stone-viewbar__options a.is-active { color: var(--accent); font-weight: 600; text-decoration: underline; }
.stone-viewbar__sep { color: var(--line); }

.stone-simplelist { list-style: none; margin: 0 0 24px; padding: 0; border-top: 1px solid var(--line); }
.stone-simplelist li { border-bottom: 1px solid var(--line); }
.stone-simplelist a { display: flex; align-items: center; gap: 14px; padding: 8px 6px; text-decoration: none; color: var(--ink); }
.stone-simplelist a:hover { background: var(--surface); }
.stone-simplelist__thumb { flex: none; width: 44px; height: 44px; border-radius: 6px; overflow: hidden; background: var(--soft); display: grid; place-items: center; }
.stone-simplelist__thumb img { width: 100%; height: 100%; object-fit: cover; }
.stone-simplelist__gem { font-family: var(--serif); font-size: 1.1rem; color: var(--accent); }
.stone-simplelist__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.stone-simplelist__name { font-family: var(--serif); font-size: 1.02rem; }
.stone-simplelist__en { font-size: .74rem; color: var(--ink-sub); letter-spacing: .04em; text-transform: uppercase; margin-left: 8px; }
.stone-simplelist__summary { font-size: .8rem; color: var(--ink-sub); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.stone-pagination { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; margin-top: 8px; }

/* ============================================================
   STONE DETAIL
   ============================================================ */
.stone-hero { padding: 52px 0; background: linear-gradient(180deg, var(--tint, var(--soft)) 0%, transparent 100%); }
.stone-hero__inner { display: grid; grid-template-columns: 280px 1fr; gap: 44px; align-items: center; }
.stone-hero__visual {
  aspect-ratio: 1; border-radius: 24px; display: grid; place-items: center; overflow: hidden;
  background: radial-gradient(120% 120% at 30% 20%, #fff, transparent 60%), var(--tint, var(--soft));
  box-shadow: var(--shadow-lg);
}
.stone-hero__visual img { width: 100%; height: 100%; object-fit: cover; }
.stone-hero__gem {
  width: 120px; height: 120px; border-radius: 50% 50% 48% 52% / 52% 50% 50% 48%;
  background: linear-gradient(145deg, #fff, #ffffff44);
  display: grid; place-items: center; font-family: var(--serif); font-size: 2.6rem; color: #fff;
  box-shadow: inset 0 6px 16px rgba(255,255,255,.7), 0 10px 24px rgba(47,42,37,.16);
  text-shadow: 0 2px 4px rgba(47,42,37,.25);
}
.stone-hero__kana { font-size: .82rem; letter-spacing: .1em; color: var(--ink-sub); margin: 0 0 4px; }
.stone-hero__name { font-family: var(--serif); font-size: clamp(2rem, 5vw, 2.9rem); margin: 0; }
.stone-hero__en { font-size: .82rem; letter-spacing: .16em; color: var(--accent); text-transform: uppercase; margin: 6px 0 18px; }
.stone-hero__meta { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; margin: 0 0 18px; }
.stone-hero__meta li { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 6px 16px; font-size: .85rem; }
.stone-hero__meta span { color: var(--ink-sub); margin-right: 8px; font-size: .78rem; }
.stone-hero__meta li a { color: inherit; text-decoration: none; }
.stone-hero__meta li a:hover { color: var(--accent-deep); text-decoration: underline; }
.stone-hero__summary { color: var(--ink); font-size: 1.05rem; max-width: 40em; }
.stone-hero__updated { color: var(--ink-sub); font-size: .78rem; margin-top: 8px; }

.stone-body { display: grid; grid-template-columns: 1fr 300px; gap: 48px; padding: 56px 24px 24px; }
.stone-section { margin-bottom: 40px; }
.stone-section__title {
  font-family: var(--serif); font-size: 1.3rem; margin: 0 0 14px;
  display: flex; align-items: center; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
.stone-section__icon {
  width: 30px; height: 30px; flex: none; border-radius: 8px; background: var(--soft);
  color: var(--accent-deep); display: grid; place-items: center; font-size: .9rem;
}
.stone-disclosure > summary { list-style: none; }
.stone-disclosure > summary::-webkit-details-marker { display: none; }
.stone-disclosure__summary { display: none; }
.stone-disclosure__toggle { margin-left: auto; }
.stone-faq__list {
  display: grid;
  gap: 10px;
}
.stone-faq__item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  overflow: hidden;
}
.stone-faq__item summary {
  position: relative;
  padding: 16px 48px 16px 18px;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.stone-faq__item summary::-webkit-details-marker { display: none; }
.stone-faq__item summary::after {
  content: '+';
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent-deep);
  font-size: 1.3rem;
  line-height: 1;
}
.stone-faq__item[open] summary::after { content: '−'; }
.stone-faq__answer {
  padding: 0 18px 16px;
  color: var(--ink-sub);
}
.stone-faq__answer p { margin: 0; }
.stone-faq__answer p + p { margin-top: .75em; }
.prose p { margin: 0 0 1.1em; color: var(--ink); }
.prose p:last-child { margin-bottom: 0; }
.prose--article h2 { font-family: var(--serif); font-size: 1.35rem; margin: 1.8em 0 .7em; }
.prose--article h3 { font-family: var(--serif); font-size: 1.08rem; margin: 1.45em 0 .55em; }
.prose--article ul { padding-left: 1.3em; margin: 0 0 1.2em; }
.prose--article li { margin-bottom: .5em; }
.prose--article dl { margin: 0 0 1.4em; }
.prose--article dt { margin-top: .9em; color: var(--ink); }
.prose--article dd {
  margin: .25em 0 0; padding: 0 0 .9em 1em; border-bottom: 1px solid var(--line-soft);
  color: var(--ink-sub); line-height: 1.85;
}
.prose__links { margin-top: 2em; color: var(--ink-sub); }

.image-credit { font-size: .74rem; color: var(--ink-sub); margin: 8px 0 0; text-align: right; }
.image-credit a { color: var(--ink-sub); text-decoration: underline; }

/* ---- 管理画面で登録した送客商品 ---- */
.managed-products { margin: 24px auto 8px; }
.managed-products__head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.managed-products__title { font-family: var(--serif); font-size: 1.3rem; margin: 0; }
.managed-products__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.prod-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; position: relative; transition: transform .18s, box-shadow .2s; }
.prod-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.prod-card__media { position: relative; aspect-ratio: 1; display: grid; place-items: center; background: var(--soft-2); }
.prod-card__media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.prod-card__noimg { font-family: var(--serif); font-size: 2rem; color: var(--soft); }
.prod-card__label { position: absolute; left: 8px; top: 8px; z-index: 2; background: rgba(33,29,24,.52); color: #fff; font-size: .68rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; }
.prod-card__label--pr { background: var(--pr); color: #fff; }
.prod-card__label--ad { background: var(--ink-sub); color: #fff; }
.prod-card__body { padding: 14px 14px 16px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.prod-card__name { font-size: .95rem; font-weight: 700; margin: 0; line-height: 1.4; color: var(--ink); }
.prod-card__seller { font-size: .76rem; color: var(--ink-sub); margin: 0; }
.prod-card__price { font-size: 1rem; font-weight: 700; color: var(--pr); margin: 2px 0 8px; }
.prod-card__body .btn { margin-top: auto; }
.managed-products__note { font-size: .72rem; color: var(--ink-sub); line-height: 1.7; margin: 16px 0 0; }
/* 広告グリッドカード：画像エリアPC高さ */
.prod-card__img-link { display: block; height: 160px; width: 100%; }
@media (max-width: 767px) {
  /* 広告グリッドはモバイルで1カラム */
  .managed-products__grid { grid-template-columns: 1fr; gap: 12px; }
  /* 広告カード：高さ80px・左40%画像＋右60%テキスト横並び */
  .prod-card--sp3 { flex-direction: row !important; height: 80px !important; overflow: hidden; }
  .prod-card--sp3 .prod-card__img-link { flex: 0 0 40% !important; width: 40% !important; height: 80px !important; }
  .prod-card--sp3 > .prod-card__body { flex: 1; padding: 6px 10px; gap: 2px; overflow: hidden; min-width: 0; align-self: stretch; }
  /* インラインfont-sizeを上書き・ビューポート幅で可変 */
  .prod-card--sp3 > .prod-card__body h3 { font-size: clamp(.66rem, 3.2vw, .85rem) !important; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
  .prod-card--sp3 > .prod-card__body p { font-size: clamp(.62rem, 2.8vw, .72rem) !important; -webkit-line-clamp: 1; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
  .prod-card--sp3 > .prod-card__body .btn { display: none !important; }
  /* PR/広告ラベル：テキストエリア右上（articleの右端 = 右60%の右上）に小さく */
  .prod-card--sp3 .prod-card__label { left: auto !important; right: 6px !important; top: 6px !important; font-size: .52rem !important; padding: 2px 5px !important; }
}

/* ---- この石を使った人気の商品 ---- */
.product-links { margin: 24px auto 8px; background: var(--soft-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 26px; }
.product-links__head { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.product-links__title { font-family: var(--serif); font-size: 1.25rem; margin: 0; }
.product-links__lead { color: var(--ink-sub); font-size: .92rem; margin: 0 0 20px; }
.product-links__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.product-type { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 16px 18px; }
.product-type__name { font-family: var(--serif); font-size: 1rem; margin: 0 0 12px; color: var(--ink); }
.product-type__shops { display: flex; flex-direction: column; gap: 8px; }
.shop-btn {
  display: flex; align-items: center; justify-content: center; gap: .4em;
  font-size: .82rem; font-weight: 600; text-decoration: none; cursor: pointer;
  padding: 9px 12px; border-radius: 10px; border: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff, #f3efe7); color: var(--ink);
  box-shadow: 0 3px 0 #e2dacc, 0 5px 10px rgba(47,42,37,.08), inset 0 1px 0 rgba(255,255,255,.8);
  transition: transform .1s ease, box-shadow .18s ease, filter .18s ease;
  border-left-width: 4px;
}
.shop-btn:hover { transform: translateY(-1px); filter: brightness(1.02); box-shadow: 0 4px 0 #e2dacc, 0 8px 14px rgba(47,42,37,.12), inset 0 1px 0 rgba(255,255,255,.85); opacity: 1; }
.shop-btn:active { transform: translateY(2px); box-shadow: 0 1px 0 #e2dacc, 0 2px 6px rgba(47,42,37,.1); }
.shop-btn--leaninstore { border-left-color: var(--accent); color: var(--accent-deep); }
.shop-btn--amazon { border-left-color: #ff9900; }
.shop-btn--rakuten { border-left-color: #bf0000; }
.shop-btn--yahoo { border-left-color: #ff0033; }
.product-links__note { font-size: .72rem; color: var(--ink-sub); line-height: 1.7; margin: 18px 0 0; }
@media (max-width: 720px) { .product-links__grid { grid-template-columns: 1fr; } }

.stone-photos { margin: 16px auto 8px; }
.stone-photos__title { font-family: var(--serif); font-size: 1.2rem; margin: 0 0 18px; }
.stone-photos__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.stone-photos__grid--single { grid-template-columns: minmax(0, 620px); justify-content: center; }
.stone-photo { margin: 0; }
.stone-photo__frame {
  position: relative; display: block; aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden;
  background: radial-gradient(120% 120% at 30% 20%, #fff, transparent 60%), var(--tint, var(--soft));
  box-shadow: var(--shadow);
}
.stone-photo__frame img { width: 100%; height: 100%; object-fit: cover; }
.stone-photo__tag {
  position: absolute; left: 10px; top: 10px; background: rgba(255,255,255,.92); color: var(--accent-deep);
  font-size: .72rem; font-weight: 700; padding: 4px 11px; border-radius: 999px;
}
.stone-photo figcaption { font-size: .72rem; color: var(--ink-sub); margin-top: 8px; line-height: 1.6; }
.stone-photo figcaption a { color: var(--ink-sub); text-decoration: underline; }
@media (max-width: 560px) {
  .stone-photos__grid { grid-template-columns: 1fr; }
}

.callout { border-radius: var(--radius); padding: 22px 24px; margin-top: 8px; }
.callout--skeptic { background: var(--soft-2); border: 1px dashed var(--accent); color: var(--ink-sub); font-size: .92rem; }
.callout p { margin: 0; }

/* ---- side cards ---- */
/* 追従サイドバー。中身が画面より高い場合は見切れずに内部スクロールする */
.stone-body__side { display: flex; flex-direction: column; gap: 18px; align-self: start; position: sticky; top: 90px; max-height: calc(100vh - 110px); overflow-y: auto; }
.side-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.side-card__title { font-family: var(--serif); font-size: 1.05rem; margin: 0 0 14px; }
.side-card p { font-size: .88rem; color: var(--ink-sub); margin: 0 0 16px; }
.side-card--cta { background: linear-gradient(160deg, var(--soft), var(--soft-2)); border-color: var(--soft); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.tag { display: inline-block; background: var(--bg); border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: .82rem; color: var(--ink); }
.tag:hover { border-color: var(--accent); color: var(--accent-deep); opacity: 1; }

/* ============================================================
   WISH LIST （願いから探す 一覧）
   ============================================================ */
.wish-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.wish-list__card {
  display: flex; flex-direction: column; gap: 10px; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
  transition: transform .18s, box-shadow .2s, border-color .2s;
}
.wish-list__card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--accent); opacity: 1; }
.wish-list__head { display: flex; align-items: center; justify-content: space-between; }
.wish-list__name { font-family: var(--serif); font-size: 1.3rem; margin: 0; color: var(--ink); }
.wish-list__arrow { color: var(--accent); font-size: 1.1rem; }
.wish-list__desc { font-size: .86rem; color: var(--ink-sub); line-height: 1.7; margin: 0; }
.wish-list__stones { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin-top: auto; padding-top: 6px; }
.wish-list__stones li { font-size: .74rem; color: var(--accent-deep); background: var(--soft-2); border-radius: 999px; padding: 4px 11px; }
.wish-list__birth {
  display: flex; align-items: center; justify-content: center; gap: 18px; flex-wrap: wrap;
  margin-top: 40px; padding: 26px; background: var(--soft-2); border-radius: var(--radius); text-align: center;
}
.wish-list__birth p { margin: 0; color: var(--ink-sub); }

/* ============================================================
   BIRTHSTONES （誕生石 月別）
   ============================================================ */
.birth-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.birth-month {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px;
  display: flex; flex-direction: column; gap: 14px;
}
.birth-month__head { display: flex; align-items: baseline; gap: 8px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.birth-month__num { font-family: var(--serif); font-size: 1.9rem; font-weight: 700; color: var(--accent); line-height: 1; }
.birth-month__label { font-size: .85rem; color: var(--ink-sub); }
.birth-month__empty { font-size: .8rem; color: var(--ink-sub); margin: 0; }
.birth-month__stones { display: flex; flex-direction: column; gap: 10px; list-style: none; }
.birth-stone { display: flex; align-items: center; gap: 12px; }
.birth-stone__thumb {
  width: 48px; height: 48px; flex: none; border-radius: 12px; overflow: hidden; position: relative;
  display: grid; place-items: center;
  background: radial-gradient(120% 120% at 30% 20%, #fff, transparent 60%), var(--tint, var(--soft));
}
.birth-stone__thumb img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.birth-stone__gem { font-family: var(--serif); color: #fff; font-size: 1.1rem; text-shadow: 0 1px 2px rgba(47,42,37,.25); }
.birth-stone__name { font-family: var(--serif); font-weight: 700; font-size: .98rem; color: var(--ink); }
.birth-stone:hover .birth-stone__name { color: var(--accent-deep); }

/* ============================================================
   ARTICLES
   ============================================================ */
.type-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.type-filter__item {
  padding: 8px 18px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); font-size: .88rem;
}
.type-filter__item.is-active, .type-filter__item:hover {
  background: var(--accent); color: #fff; border-color: var(--accent); opacity: 1;
}

.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px 28px; }
.article-card { display: flex; flex-direction: column; background: transparent; }
.article-card:hover { opacity: 1; }
.article-card__thumb { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--soft-2); border-radius: var(--radius); }
.article-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.article-card:hover .article-card__thumb img { transform: scale(1.06); }
.article-card__pattern {
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 80% 20%, rgba(126,143,106,.22), transparent 60%),
    radial-gradient(60% 80% at 10% 90%, rgba(91,124,153,.18), transparent 60%),
    var(--soft-2);
}
.article-card__badge {
  position: absolute; left: 12px; top: 12px; background: rgba(255,255,255,.92);
  color: var(--accent-deep); font-size: .72rem; font-weight: 700; padding: 4px 11px; border-radius: 999px;
}
.article-card__body { padding: 15px 2px 4px; display: flex; flex-direction: column; gap: 7px; }
.article-card__date { font-family: var(--display); font-size: .82rem; color: var(--accent-deep); letter-spacing: .14em; }
.article-card__title { font-family: var(--serif); font-weight: 500; font-size: 1.12rem; color: var(--ink); line-height: 1.55; letter-spacing: .03em; }
.article-card__excerpt { font-size: .82rem; color: var(--ink-sub); line-height: 1.7; }

.tag-pr { display: inline-block; background: var(--pr); color: #fff; font-size: .68rem; font-weight: 700;
  letter-spacing: .06em; padding: 2px 9px; border-radius: 6px; align-self: flex-start; }

.article-head { padding: 48px 0 8px; }
.article-head__meta { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: .8rem; color: var(--ink-sub); }
.article-head__type { background: var(--soft); color: var(--accent-deep); font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.article-head__title { font-family: var(--serif); font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 0 0 16px; line-height: 1.45; }
.article-head__excerpt { color: var(--ink-sub); font-size: 1.05rem; }
.article-hero-img { width: 100%; border-radius: var(--radius); margin: 24px 0; aspect-ratio: 16/9; object-fit: cover; }
.article-body { font-size: 1.04rem; margin: 32px 0; }
.article-body h2 { padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.article-body h3 { font-family: var(--serif); font-size: 1.15rem; margin: 1.6em 0 .6em; }
.article-links { margin: 36px 0; padding-top: 24px; border-top: 1px solid var(--line); }
.article-links h2 { font-family: var(--serif); font-size: 1.1rem; margin: 0 0 14px; }
.article-cta {
  background: linear-gradient(160deg, var(--soft), var(--soft-2)); border: 1px solid var(--soft);
  border-radius: var(--radius); padding: 32px; text-align: center; margin: 40px 0;
}
.article-cta h2 { font-family: var(--serif); font-size: 1.3rem; margin: 0 0 8px; }
.article-cta p { color: var(--ink-sub); margin: 0 0 20px; }

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band { background: var(--charcoal); color: #f3efe7; position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 80% at 80% 10%, rgba(126,143,106,.22), transparent 60%); pointer-events: none; }
.cta-band__title { font-family: var(--serif); font-weight: 500; font-size: clamp(1.55rem, 3.4vw, 2.3rem); margin: 0 0 14px; color: #fff; letter-spacing: .04em; line-height: 1.5; position: relative; }
.cta-band__lead { color: #d8d2c8; margin: 0 0 30px; position: relative; }
.cta-band .btn { position: relative; }
.cta-band .btn--accent { background: linear-gradient(180deg, #ffffff, #efeadf); color: var(--accent-deep); text-shadow: none;
  box-shadow: 0 4px 0 #c7bda9, 0 10px 22px rgba(0,0,0,.22), inset 0 1px 0 rgba(255,255,255,.9); }
.cta-band .btn--accent:hover { color: var(--accent-deep); transform: translateY(-1px); box-shadow: 0 5px 0 #c7bda9, 0 13px 26px rgba(0,0,0,.26), inset 0 1px 0 rgba(255,255,255,.9); }
.cta-band .btn--accent:active { transform: translateY(3px); box-shadow: 0 1px 0 #c7bda9, 0 3px 8px rgba(0,0,0,.2); }

/* ============================================================
   AD UNIT（通常広告枠）
   ============================================================ */
.ad-unit { margin: 28px 0; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); padding: 10px 12px 12px; overflow: hidden; }
.ad-unit__label { display: block; font-size: .66rem; letter-spacing: .12em; color: var(--ink-sub); margin-bottom: 6px; }
.ad-unit__body { min-height: 1px; }
.ad-unit__body img, .ad-unit__body iframe { max-width: 100%; }
.ad-unit--sidebar { margin: 0; }

/* ============================================================
   AD DISCLOSURE
   ============================================================ */
.ad-disclosure { display: flex; gap: 14px; align-items: flex-start; background: var(--soft-2);
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 18px; margin: 40px 0; }
.ad-disclosure__label { flex: none; background: var(--pr); color: #fff; font-size: .68rem; font-weight: 700;
  letter-spacing: .08em; padding: 4px 10px; border-radius: 6px; margin-top: 2px; }
.ad-disclosure p { margin: 0; font-size: .8rem; color: var(--ink-sub); line-height: 1.7; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: #2C2823; color: #d8d2c8; margin-top: 40px; }
.site-footer__inner { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; padding: 56px 24px 40px; }
.site-footer__brand .brand__name { font-family: var(--serif); color: #fff; font-size: 1.2rem; display: block; margin-bottom: 12px; }
.site-footer__tagline { color: #cfc8bc; margin: 0 0 14px; }
.site-footer__note { font-size: .82rem; color: #a39c90; line-height: 1.8; max-width: 36em; }
.site-footer__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.site-footer__nav h3 { font-size: .78rem; letter-spacing: .14em; color: #8d8579; margin: 0 0 14px; text-transform: uppercase; }
.site-footer__nav a { display: block; color: #d8d2c8; font-size: .9rem; margin-bottom: 10px; }
.site-footer__nav a:hover { color: #fff; }
.site-footer__bottom { border-top: 1px solid #423c34; }
.site-footer__bottom .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 18px; padding-bottom: 18px; }
.disclosure-mini { font-size: .76rem; color: #a39c90; margin: 0; }
.copyright { font-size: .76rem; color: #8d8579; margin: 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 920px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .stone-hero__inner { grid-template-columns: 1fr; text-align: center; }
  .stone-hero__visual { width: 200px; margin: 0 auto; }
  .stone-hero__meta { justify-content: center; }
  .stone-body { grid-template-columns: 1fr; }
  .stone-body__side { position: static; }
  .wish-grid { grid-template-columns: repeat(2, 1fr); }
  .stone-grid { grid-template-columns: repeat(3, 1fr); }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .wish-list { grid-template-columns: repeat(2, 1fr); }
  .birth-grid { grid-template-columns: repeat(3, 1fr); }
  .find-path-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; z-index: 120; }
  .site-nav {
    position: fixed; inset: 70px 0 auto 0; background: var(--bg);
    flex-direction: column; align-items: stretch; gap: 0; padding: 12px 24px 24px;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg);
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: .25s;
  }
  .site-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .site-nav a.btn { margin-top: 12px; border-bottom: 0; }
  .stone-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .article-grid { grid-template-columns: 1fr; }
  .wish-list { grid-template-columns: 1fr; }
  .birth-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .section { padding: 52px 0; }
  .site-footer__inner { grid-template-columns: 1fr; gap: 28px; }
  .stone-directory-groups { grid-template-columns: 1fr; }
}

@media (max-width: 440px) {
  .stone-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .wish-grid { grid-template-columns: 1fr; }
  .birth-grid { grid-template-columns: 1fr; }
  .hero__cta { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero__cta .btn { flex: none; padding: 15px 28px; }
  .stone-directory-summary { align-items: flex-start; flex-direction: column; padding: 18px; }
  .stone-directory-group { padding: 20px 18px; }
  .stone-directory-list { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* ============================================================
   ADVERTISE / INQUIRY FORM
   ============================================================ */
.inq-flash { padding: 14px 18px; border-radius: 10px; font-weight: 600; margin-bottom: 1.5rem; font-size: .9rem; }
.inq-flash--success { background: #e5efdd; color: #3a6b1e; }
.inq-flash--error   { background: #f5e2dd; color: #b02020; }

.inq-table { width: 100%; border-collapse: collapse; font-size: .9rem; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.inq-table th, .inq-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.inq-table thead th { background: var(--soft-2); font-size: .8rem; color: var(--ink-sub); }
.inq-table tr:last-child th, .inq-table tr:last-child td { border-bottom: 0; }

.inq-plan-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 3rem; }
.inq-plan-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; }
.inq-plan-card h3 { font-family: var(--serif); font-size: 1.1rem; margin: 0 0 10px; font-weight: 500; }
.inq-plan-card p  { color: var(--ink-sub); font-size: .9rem; margin: 0 0 14px; }
.inq-plan-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.inq-plan-list li { font-size: .85rem; color: var(--ink-sub); padding-left: 1.2em; position: relative; }
.inq-plan-list li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-size: .8rem; }

.inq-form-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 40px; }
.inq-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.inq-field { margin-bottom: 20px; }
.inq-field label { display: block; font-size: .87rem; font-weight: 600; margin-bottom: 7px; }
.inq-req { color: #b02020; font-size: .72rem; font-weight: 700; margin-left: 5px; }
.inq-opt { color: var(--ink-sub); font-size: .72rem; font-weight: 400; margin-left: 5px; }
.inq-field input,
.inq-field select,
.inq-field textarea {
  width: 100%; box-sizing: border-box;
  border: 1.5px solid var(--line); border-radius: 10px;
  padding: 12px 14px; font-size: .95rem; font-family: var(--sans);
  background: var(--bg); color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.inq-field input:focus,
.inq-field select:focus,
.inq-field textarea:focus {
  border-color: var(--accent); outline: none;
  box-shadow: 0 0 0 3px rgba(126,143,106,.12);
}
.inq-field textarea { resize: vertical; min-height: 130px; line-height: 1.75; }

.inq-radio-group { display: flex; flex-wrap: wrap; gap: 10px; }
.inq-radio { display: flex; align-items: center; gap: 7px; cursor: pointer; font-size: .88rem; font-weight: 500;
  padding: 9px 16px; border: 1.5px solid var(--line); border-radius: 8px;
  background: var(--bg); transition: border-color .18s, background .18s; }
.inq-radio:has(input:checked) { border-color: var(--accent); background: var(--soft-2); }
.inq-radio input[type=radio] { accent-color: var(--accent); margin: 0; }

.inq-note { font-size: .8rem; color: var(--ink-sub); line-height: 1.8; margin-bottom: 22px; }
.inq-form-actions { display: flex; }

@media (max-width: 640px) {
  .inq-plan-grid { grid-template-columns: 1fr; }
  .inq-form-row  { grid-template-columns: 1fr; gap: 0; }
  .inq-form-wrap { padding: 24px 20px; }
}

/* ============================================================
   スポンサー石ページ広告（Phase 3）
   ============================================================ */
.sponsor-stone-ads { margin: 40px 0 0; }
.sponsor-stone-ads__title { font-family: var(--serif); font-size: 1.1rem; font-weight: 500; margin: 0 0 16px; color: var(--ink-sub); }
.sponsor-stone-ads__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.sponsor-stone-ad {
  display: grid; grid-template-columns: 90px 1fr;
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
  text-decoration: none; color: var(--ink); background: var(--surface);
  transition: box-shadow .2s, transform .15s;
}
.sponsor-stone-ad:hover { box-shadow: 0 4px 16px rgba(0,0,0,.1); transform: translateY(-2px); }
.sponsor-stone-ad__img { width: 90px; height: 90px; overflow: hidden; background: var(--soft-2); }
.sponsor-stone-ad__img img { width: 100%; height: 100%; object-fit: cover; }
.sponsor-stone-ad__body { padding: 12px 14px; }
.sponsor-stone-ad__name { font-weight: 700; font-size: .9rem; margin-bottom: 4px; line-height: 1.4; }
.sponsor-stone-ad__text { font-size: .78rem; color: var(--ink-sub); line-height: 1.55; margin-bottom: 6px; }
.sponsor-stone-ad__shop { font-size: .72rem; color: var(--accent-deep); font-weight: 600; }
@media (max-width: 640px) {
  .sponsor-stone-ads__grid { grid-template-columns: 1fr; }
}

/* スポンサーポップアップ広告サイズ（PC: 225×180 / モバイル: 150×120） */
.sp-popup-ad { width: 225px; height: 180px; }
.sp-popup-ad__link { width: 225px; height: 180px; }
.sp-popup-ad__img { width: 225px; height: 180px; }
@media (max-width: 767px) {
  .sp-popup-ad { width: 150px; height: 120px; }
  .sp-popup-ad__link { width: 150px; height: 120px; }
  .sp-popup-ad__img { width: 150px; height: 120px; }
}

/* ---- 石ページ：素材・鉱物情報 ---- */
.stone-mineral {
  max-width: 760px; margin: 2.4rem auto 0; padding: 1.4rem 1.6rem;
  background: var(--soft-2); border-radius: 14px;
}
.stone-mineral__title {
  font-family: var(--serif); font-size: 1.25rem; margin: 0 0 14px;
  display: flex; align-items: center; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
.stone-mineral__icon {
  width: 30px; height: 30px; flex: none; border-radius: 8px; background: #fff;
  color: var(--accent-deep); display: grid; place-items: center; font-size: .9rem;
}
.stone-mineral__badge {
  display: inline-flex; align-items: center; min-height: 26px;
  margin: 0 0 10px; padding: 3px 10px;
  border: 1px solid rgba(88, 103, 69, .28); border-radius: 999px;
  background: rgba(255, 255, 255, .72); color: var(--accent-deep);
  font-size: .76rem; font-weight: 700; letter-spacing: .03em;
}
.stone-mineral--artificial,
.stone-mineral--treated { background: #f3eee6; }
.stone-mineral--organic,
.stone-mineral--fossil { background: #f2eee7; }
.stone-mineral--natural_glass,
.stone-mineral--meteorite { background: #eef0ed; }
.stone-mineral__table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.stone-mineral__table th,
.stone-mineral__table td { text-align: left; padding: 10px 6px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.stone-mineral__table th {
  width: 34%; white-space: nowrap; color: var(--ink-sub); font-weight: 600;
}
.stone-mineral__table tr:last-child th,
.stone-mineral__table tr:last-child td { border-bottom: none; }
.stone-mineral__value { display: block; }
.stone-mineral__filter-links {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px;
}
.stone-mineral__filter-links .tag { font-size: .76rem; }
.stone-word-links { display: flex; flex-wrap: wrap; gap: 10px; }
.stone-word-links .tag { font-size: .9rem; }
.stone-mineral__note { font-size: .74rem; color: var(--ink-sub); margin: 12px 0 0; }
@media (max-width: 520px) {
  .stone-mineral__table th { width: 40%; }
}

/* ---- 誕生石ページ：世界の誕生石表 ---- */
.world-birth__table { width: 100%; border-collapse: collapse; font-size: .92rem; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 1px 0 var(--line); }
.world-birth__table th,
.world-birth__table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.world-birth__table thead th { background: var(--soft-2); font-family: var(--serif); font-weight: 600; color: var(--ink); }
.world-birth__table tbody th { width: 4.5rem; white-space: nowrap; color: var(--accent-deep); font-weight: 700; }
.world-birth__table tbody tr:last-child th,
.world-birth__table tbody tr:last-child td { border-bottom: none; }
@media (max-width: 520px) {
  .world-birth__table th,
  .world-birth__table td { padding: 10px 9px; font-size: .86rem; }
}

/* ---- 長文ページの目次・編集情報 ---- */
.content-toc {
  margin: 0 0 2rem; padding: 1.25rem 1.4rem;
  border: 1px solid var(--line); border-radius: 14px; background: var(--surface);
}
.content-toc__title {
  margin: 0 0 .7rem; font-family: var(--serif); font-size: 1.05rem; font-weight: 600;
}
.content-toc--stone { max-width: 760px; margin: 2rem auto 0; }
.content-toc ol {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .35rem 1.25rem; margin: 0; padding-left: 1.35rem;
}
.content-toc a { color: var(--accent-deep); text-underline-offset: 3px; }
.article-body h2[id],
.stone-section[id],
.stone-mineral[id] { scroll-margin-top: 96px; }

.editorial-info {
  margin: 2rem 0 0; padding: .9rem 0 0; border-top: 1px solid var(--line);
  color: var(--ink-sub); font-size: .74rem;
}
.editorial-info__title {
  margin: 0 0 .45rem; color: var(--ink-sub); font-size: .8rem;
}
.editorial-info__references { margin: 0; }
.editorial-info__references ol { margin: 0; padding-left: 1.3rem; }
.editorial-info__references li + li { margin-top: .2rem; }
.editorial-info__policy { margin: .55rem 0 0; text-align: right; }
.editorial-info a { color: var(--ink-sub); }

.topic-link-list { list-style: none; margin: 0; padding: 0; }
.topic-link-list li + li { border-top: 1px solid var(--line-soft); }
.topic-link-list a { display: block; padding: .62rem 0; color: var(--accent-deep); text-decoration: none; }
.topic-link-list a::after { content: " →"; }
.article-links__more { margin: 1rem 0 0; font-size: .85rem; line-height: 1.8; }

@media (max-width: 767px) {
  .stone-body { padding-top: 18px; }
  .stone-disclosure {
    margin-bottom: 12px; padding: 0; overflow: hidden;
    border: 1px solid var(--line); border-radius: 14px; background: var(--surface);
  }
  .stone-disclosure__summary {
    display: flex; align-items: center; gap: 12px;
    min-height: 58px; padding: 13px 14px;
    color: var(--ink); font-family: var(--serif); font-size: 1.04rem; font-weight: 600;
    cursor: pointer;
  }
  .stone-disclosure__summary--mineral { background: var(--soft-2); }
  .stone-disclosure__summary:focus-visible {
    outline: 2px solid var(--accent-deep); outline-offset: -3px;
  }
  .stone-disclosure__toggle {
    width: 30px; height: 30px; flex: none; border: 1px solid var(--line);
    border-radius: 50%; display: grid; place-items: center;
    color: var(--accent-deep); background: #fff;
  }
  .stone-disclosure__toggle::before { content: '＋'; font-family: var(--sans); font-size: 1rem; line-height: 1; }
  .stone-disclosure[open] > .stone-disclosure__summary .stone-disclosure__toggle::before { content: '−'; }
  .stone-disclosure__content { padding: 0 16px 18px; }
  .stone-disclosure__desktop-title { display: none; }
  .stone-mineral { margin-top: 12px; max-width: 760px; }
  .stone-mineral .stone-disclosure__content { padding-top: 2px; }
}

@media (max-width: 640px) {
  .content-toc ol { grid-template-columns: 1fr; }
  .content-toc--stone { margin-top: 1.5rem; }
  .find-path-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .find-path { min-height: 148px; padding: 18px 16px; }
  .find-path:last-child { grid-column: 1 / -1; }
  .stone-quick { margin-top: 28px; padding: 22px 18px; }
  .stone-quick__list { grid-template-columns: 1fr; }
  .stone-quick__list > div { grid-template-columns: 6.5rem 1fr; }
  .wish-comparison__list,
  .birth-guide { grid-template-columns: 1fr; }
}
/* ---- 検索意図別の実用ガイド ---- */
.guide-index-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.guide-index-card {
  display: flex;
  min-height: 230px;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.guide-index-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 16px 36px rgba(53, 45, 38, .09);
}
.guide-index-card__kicker {
  color: var(--accent-deep);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
}
.guide-index-card h2 {
  margin: .45rem 0 .7rem;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
}
.guide-index-card p {
  margin: 0;
  color: var(--ink-sub);
  line-height: 1.85;
}
.guide-index-card__more {
  margin-top: auto;
  padding-top: 18px;
  color: var(--accent-deep);
  font-weight: 700;
}
.practical-guide {
  padding-bottom: 80px;
}
.practical-guide__toc {
  margin-top: 42px;
}
.practical-guide__section {
  padding: 48px 0 0;
  scroll-margin-top: 90px;
}
.practical-guide__section h2,
.practical-guide__sources h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
}
.practical-guide__section > p {
  color: var(--ink-sub);
  font-size: 1rem;
  line-height: 2;
}
.practical-guide__checklist {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.practical-guide__checklist li {
  position: relative;
  padding: 14px 16px 14px 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--soft-2);
  line-height: 1.7;
}
.practical-guide__checklist li::before {
  position: absolute;
  top: 14px;
  left: 17px;
  color: var(--accent-deep);
  content: "✓";
  font-weight: 800;
}
.practical-guide__note {
  padding: 14px 16px;
  border-left: 3px solid var(--accent);
  background: var(--soft-2);
}
.practical-guide__stones {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}
.practical-guide__stones a {
  display: grid;
  gap: 3px;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  text-decoration: none;
}
.practical-guide__stones a:hover {
  border-color: var(--accent);
  background: var(--soft-2);
}
.practical-guide__stones span,
.practical-guide__stones small {
  color: var(--ink-sub);
}
.practical-guide__sources {
  margin-top: 54px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-size: .8rem;
}
.practical-guide__sources ul {
  margin: 0;
  padding-left: 1.2rem;
  line-height: 1.9;
}
@media (max-width: 720px) {
  .guide-index-grid,
  .practical-guide__stones {
    grid-template-columns: 1fr;
  }
  .guide-index-card {
    min-height: 0;
    padding: 22px;
  }
}

/* ---- advertise: スポンサー募集ランディングページ ---- */
.advertise-page {
  --ad-green: #71865f;
  --ad-green-dark: #4f6342;
  --ad-green-pale: #edf1e8;
  --ad-gold: #b58b4b;
  background: #fff;
}
.advertise-hero {
  overflow: hidden;
  padding: clamp(52px, 8vw, 96px) 0;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 18%, rgba(181, 139, 75, .13), transparent 27%),
    radial-gradient(circle at 7% 80%, rgba(113, 134, 95, .13), transparent 29%),
    linear-gradient(135deg, #f8f5ee 0%, #fff 52%, #f1f4ed 100%);
}
.advertise-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
  gap: clamp(32px, 7vw, 78px);
  align-items: center;
}
.advertise-hero h1 {
  max-width: 760px;
  margin: .35rem 0 1.2rem;
  font-family: var(--serif);
  font-size: clamp(2.15rem, 5.2vw, 4.35rem);
  font-weight: 500;
  letter-spacing: -.035em;
  line-height: 1.24;
}
.advertise-hero__lead {
  max-width: 660px;
  margin: 0;
  color: var(--ink-sub);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 2;
}
.advertise-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.advertise-assurance {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 22px 0 0;
  padding: 0;
  color: var(--ink-sub);
  font-size: .86rem;
  font-weight: 700;
  list-style: none;
}
.advertise-assurance li {
  position: relative;
  padding-left: 22px;
}
.advertise-assurance li::before {
  position: absolute;
  top: -.05em;
  left: 0;
  color: var(--ad-green-dark);
  content: "✓";
}
.advertise-hero__price {
  position: relative;
  padding: clamp(30px, 4vw, 42px);
  border: 1px solid rgba(113, 134, 95, .35);
  border-radius: 24px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 22px 60px rgba(55, 62, 47, .1);
}
.advertise-hero__price::before {
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(181, 139, 75, .22);
  border-radius: 17px;
  content: "";
  pointer-events: none;
}
.advertise-hero__price-label {
  position: relative;
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--ad-green-pale);
  color: var(--ad-green-dark);
  font-size: .72rem;
  font-weight: 800;
}
.advertise-hero__price strong {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin: 18px 0 8px;
  color: var(--ad-green-dark);
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1;
}
.advertise-hero__price strong small {
  color: var(--ink-sub);
  font-family: var(--sans);
  font-size: .75rem;
  font-weight: 700;
}
.advertise-hero__price p {
  position: relative;
  margin: 0;
  color: var(--ink-sub);
  font-size: .9rem;
  line-height: 1.8;
}
.advertise-hero__price > a {
  position: relative;
  display: inline-flex;
  gap: 8px;
  margin-top: 22px;
  color: var(--ad-green-dark);
  font-size: .88rem;
  font-weight: 800;
  text-decoration: none;
}
.advertise-section {
  padding: clamp(64px, 8vw, 104px) 0;
}
.advertise-section--compact {
  padding-top: clamp(40px, 5vw, 64px);
  padding-bottom: clamp(40px, 5vw, 64px);
}
.advertise-section--tint {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f7f6f1;
}
.advertise-section--form {
  background:
    radial-gradient(circle at 8% 10%, rgba(181, 139, 75, .12), transparent 25%),
    #edf1e8;
}
.advertise-heading {
  max-width: 730px;
  margin-bottom: 34px;
}
.advertise-heading h2,
.advertise-inquiry__intro h2 {
  margin: .28rem 0 .7rem;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -.025em;
  line-height: 1.35;
}
.advertise-heading > p:last-child,
.advertise-inquiry__intro > p {
  margin: 0;
  color: var(--ink-sub);
  line-height: 1.9;
}
.advertise-benefits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--line);
}
.advertise-benefits article {
  padding: clamp(24px, 4vw, 36px);
  background: #fff;
}
.advertise-step-no {
  color: var(--ad-gold);
  font-family: var(--serif);
  font-size: .82rem;
  letter-spacing: .12em;
}
.advertise-benefits h2 {
  margin: 12px 0 8px;
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 600;
}
.advertise-benefits p {
  margin: 0;
  color: var(--ink-sub);
  font-size: .88rem;
  line-height: 1.8;
}
.advertise-plans {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.advertise-plan {
  position: relative;
  display: flex;
  min-height: 100%;
  flex-direction: column;
  padding: clamp(28px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 14px 36px rgba(58, 54, 47, .055);
}
.advertise-plan--recommended {
  border: 2px solid var(--ad-green);
}
.advertise-plan__badge {
  position: absolute;
  top: -15px;
  left: 28px;
  margin: 0;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--ad-green-dark);
  color: #fff;
  font-size: .72rem;
  font-weight: 800;
}
.advertise-plan__eyebrow {
  margin: 0 0 8px;
  color: var(--ad-green-dark);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .08em;
}
.advertise-plan h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  font-weight: 500;
}
.advertise-plan__price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 22px 0 16px;
}
.advertise-plan__price strong {
  color: var(--ad-green-dark);
  font-family: var(--serif);
  font-size: clamp(2.35rem, 4vw, 3.25rem);
  font-weight: 500;
  line-height: 1;
}
.advertise-plan__price span {
  color: var(--ink-sub);
  font-size: .86rem;
  font-weight: 700;
}
.advertise-plan__description {
  margin: 0 0 18px;
  color: var(--ink-sub);
  font-size: .9rem;
  line-height: 1.85;
}
.advertise-checks {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.advertise-checks li {
  position: relative;
  padding-left: 26px;
  font-size: .9rem;
  line-height: 1.65;
}
.advertise-checks li::before {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--ad-green-dark);
  content: "✓";
  font-weight: 900;
}
.advertise-plan__cta {
  width: 100%;
  margin-top: 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}
.advertise-price-note {
  display: grid;
  grid-template-columns: minmax(180px, .38fr) minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 22px 26px;
  margin-top: 26px;
  border: 1px solid rgba(181, 139, 75, .35);
  border-radius: 14px;
  background: #fffaf1;
}
.advertise-price-note strong {
  color: #70552e;
  font-size: .93rem;
}
.advertise-price-note p {
  margin: 0;
  color: var(--ink-sub);
  font-size: .86rem;
  line-height: 1.75;
}
.advertise-pricing-details {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}
.advertise-pricing-details > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
}
.advertise-pricing-details > summary::-webkit-details-marker { display: none; }
.advertise-pricing-details summary span:first-child {
  display: grid;
  gap: 4px;
}
.advertise-pricing-details summary strong { font-size: .92rem; }
.advertise-pricing-details summary small {
  color: var(--ink-sub);
  font-size: .75rem;
}
.advertise-pricing-details__icon {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  background: var(--ad-green-pale);
}
.advertise-pricing-details__icon::before,
.advertise-pricing-details__icon::after {
  position: absolute;
  top: 13px;
  left: 8px;
  width: 12px;
  height: 2px;
  background: var(--ad-green-dark);
  content: "";
}
.advertise-pricing-details__icon::after {
  transform: rotate(90deg);
  transition: transform .18s ease;
}
.advertise-pricing-details[open] .advertise-pricing-details__icon::after { transform: rotate(0); }
.advertise-pricing-details__body {
  padding: 0 24px 24px;
  border-top: 1px solid var(--line);
}
.advertise-pricing-details__body > p:first-child {
  margin: 20px 0;
  color: var(--ink-sub);
  font-size: .86rem;
  line-height: 1.8;
}
.advertise-tier-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.advertise-tier-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.advertise-tier-card h3 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: 1rem;
}
.advertise-tier-card .inq-table { margin: 0; font-size: .78rem; }
.advertise-tier-card .inq-table th,
.advertise-tier-card .inq-table td { padding: 9px 10px; }
.advertise-tier-card .inq-table th:last-child,
.advertise-tier-card .inq-table td:last-child { text-align: right; }
.advertise-table-scroll { overflow-x: auto; }
.advertise-formula {
  margin: 12px 0 0;
  color: var(--ink-sub);
  font-size: .75rem;
  line-height: 1.65;
}
.advertise-pricing-details__foot {
  margin: 18px 0 0;
  color: var(--ink-sub);
  font-size: .75rem;
  line-height: 1.7;
}
.advertise-support-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.advertise-support-grid article {
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}
.advertise-support-grid article > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: var(--ad-green-pale);
  color: var(--ad-green-dark);
  font-family: var(--serif);
  font-size: 1.05rem;
}
.advertise-support-grid h3 {
  margin: 18px 0 8px;
  font-family: var(--serif);
  font-size: 1.05rem;
}
.advertise-support-grid p {
  margin: 0;
  color: var(--ink-sub);
  font-size: .82rem;
  line-height: 1.8;
}
.advertise-process {
  padding-top: clamp(64px, 8vw, 96px);
}
.advertise-process ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.advertise-process li {
  position: relative;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding-right: 24px;
}
.advertise-process li:not(:last-child)::after {
  position: absolute;
  top: 20px;
  right: 9px;
  width: 18px;
  border-top: 1px solid var(--line);
  content: "";
}
.advertise-process li > span {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--ad-green);
  border-radius: 50%;
  color: var(--ad-green-dark);
  font-family: var(--serif);
}
.advertise-process strong { font-size: .9rem; }
.advertise-process p {
  margin: 5px 0 0;
  color: var(--ink-sub);
  font-size: .78rem;
  line-height: 1.7;
}
.advertise-fit-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.advertise-fit-list span {
  padding: 10px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-size: .84rem;
  font-weight: 700;
}
.advertise-review-note {
  max-width: 850px;
  padding: 18px 20px;
  margin: 28px 0 0;
  border-left: 3px solid var(--ad-green);
  background: rgba(255, 255, 255, .7);
  color: var(--ink-sub);
  font-size: .84rem;
  line-height: 1.8;
}
.advertise-faq {
  display: grid;
  gap: 10px;
}
.advertise-faq details {
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
}
.advertise-faq summary {
  position: relative;
  padding: 19px 56px 19px 22px;
  cursor: pointer;
  font-size: .92rem;
  font-weight: 800;
  list-style: none;
}
.advertise-faq summary::-webkit-details-marker { display: none; }
.advertise-faq summary::after {
  position: absolute;
  top: 50%;
  right: 22px;
  color: var(--ad-green-dark);
  content: "＋";
  font-size: 1.15rem;
  transform: translateY(-50%);
}
.advertise-faq details[open] summary::after { content: "−"; }
.advertise-faq p {
  padding: 0 22px 20px;
  margin: 0;
  color: var(--ink-sub);
  font-size: .86rem;
  line-height: 1.85;
}
.advertise-inquiry {
  display: grid;
  grid-template-columns: minmax(240px, .72fr) minmax(0, 1.28fr);
  gap: clamp(30px, 6vw, 70px);
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid rgba(113, 134, 95, .28);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(55, 62, 47, .08);
}
.advertise-inquiry__intro .advertise-checks { margin-top: 24px; }
.advertise-inquiry .inq-form { margin: 0; }
.advertise-inquiry .inq-form-actions { text-align: left; }
.advertise-inquiry .inq-form-actions .btn { width: 100%; }

@media (max-width: 920px) {
  .advertise-hero__inner,
  .advertise-inquiry {
    grid-template-columns: 1fr;
  }
  .advertise-hero__price { max-width: 520px; }
  .advertise-support-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .advertise-process ol { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 12px; }
  .advertise-process li:nth-child(2)::after { display: none; }
}
@media (max-width: 700px) {
  .advertise-hero { padding: 46px 0 52px; }
  .advertise-hero h1 br { display: none; }
  .advertise-hero__actions { display: grid; }
  .advertise-hero__actions .btn { width: 100%; }
  .advertise-assurance { gap: 8px 14px; }
  .advertise-benefits,
  .advertise-plans,
  .advertise-tier-grid,
  .advertise-support-grid {
    grid-template-columns: 1fr;
  }
  .advertise-price-note { grid-template-columns: 1fr; gap: 8px; }
  .advertise-plan { padding: 30px 22px; }
  .advertise-process ol { grid-template-columns: 1fr; gap: 22px; }
  .advertise-process li { padding-right: 0; }
  .advertise-process li::after { display: none; }
  .advertise-pricing-details > summary,
  .advertise-pricing-details__body { padding-left: 18px; padding-right: 18px; }
  .advertise-inquiry { padding: 26px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .advertise-pricing-details__icon::after { transition: none; }
}
.advertise-report-sample {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(340px, 1.1fr);
  gap: clamp(24px, 5vw, 54px);
  align-items: center;
  margin-top: clamp(42px, 7vw, 78px);
  padding: clamp(24px, 5vw, 46px);
  border: 1px solid rgba(113,134,95,.28);
  border-radius: 22px;
  background: #f8f7f2;
}
.advertise-report-sample h2 { margin: 0 0 12px; font-family: var(--serif); font-size: clamp(1.45rem, 3vw, 2rem); }
.advertise-report-sample p { color: var(--ink-sub); line-height: 1.85; }
.advertise-report-sample__note { font-size: .72rem; }
.advertise-report-card { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: 0 14px 34px rgba(55,62,47,.08); }
.advertise-report-card header { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.advertise-report-card header span { padding: 3px 8px; border-radius: 999px; background: var(--soft-2); font-size: .68rem; }
.advertise-report-card dl { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin: 16px 0; }
.advertise-report-card dl div { display: grid; gap: 4px; text-align: center; }
.advertise-report-card dt { color: var(--ink-sub); font-size: .65rem; }
.advertise-report-card dd { margin: 0; font-weight: 800; }
.advertise-report-card small { color: var(--ink-sub); font-size: .65rem; }
@media (max-width: 820px) {
  .advertise-report-sample { grid-template-columns: 1fr; }
  .advertise-report-card dl { grid-template-columns: repeat(2, 1fr); }
}

/* 特徴検索・比較・わたしの石箱 */
.feature-finder-head { padding-bottom: 1.5rem; }
.feature-filter {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 4vw, 34px);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
}
.feature-filter__group { padding: 0; border: 0; }
.feature-filter__group legend {
  margin-bottom: 10px;
  font-family: var(--serif);
  font-size: 1.08rem;
  font-weight: 700;
}
.feature-filter__group legend small { margin-left: 8px; color: var(--ink-sub); font: 500 .72rem var(--sans); }
.feature-filter__chips { display: flex; flex-wrap: wrap; gap: 8px; }
.feature-chip input { position: absolute; opacity: 0; pointer-events: none; }
.feature-chip span {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  cursor: pointer;
  font-size: .82rem;
  font-weight: 700;
}
.feature-chip input:checked + span {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}
.feature-chip input:focus-visible + span { outline: 3px solid rgba(113,134,95,.28); outline-offset: 2px; }
.feature-filter__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.feature-filter__note, .compare-note, .my-stones__privacy { color: var(--ink-sub); font-size: .78rem; line-height: 1.8; }
.feature-results { margin-top: clamp(34px, 6vw, 64px); }
.feature-results__count { color: var(--ink-sub); font: 600 .9rem var(--sans); }
.feature-stone { min-width: 0; }
.feature-stone__matches { display: flex; flex-wrap: wrap; gap: 4px; margin: 8px 4px 0; }
.feature-stone__matches span { padding: 3px 7px; border-radius: 999px; background: var(--soft-2); color: var(--ink-sub); font-size: .65rem; }
.compare-picker {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 10px 18px;
  max-width: 780px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}
.compare-picker > label { font-weight: 800; }
.compare-picker select { width: 100%; min-height: 190px; padding: 8px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.compare-picker__actions { grid-column: 2; display: flex; flex-wrap: wrap; align-items: center; gap: 12px; color: var(--ink-sub); font-size: .74rem; }
.compare-table-wrap { overflow-x: auto; margin-top: 28px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.compare-table { width: 100%; min-width: 760px; border-collapse: collapse; }
.compare-table th, .compare-table td { min-width: 190px; padding: 14px; border: 1px solid var(--line); vertical-align: top; text-align: left; font-size: .78rem; line-height: 1.65; }
.compare-table thead th { position: sticky; top: 0; background: var(--soft-2); z-index: 1; }
.compare-table__stone { display: grid; gap: 9px; color: inherit; text-decoration: none; }
.compare-table__picture { display: block; width: 100%; }
.compare-table__image {
  display: block; width: 100%; aspect-ratio: 4 / 3; border-radius: 10px;
  background: var(--soft-2); object-fit: cover;
}
.compare-table__image-placeholder {
  display: grid; width: 100%; aspect-ratio: 4 / 3; place-items: center;
  border-radius: 10px; background: var(--soft-2); color: var(--accent); font: 700 1.5rem var(--serif);
}
.compare-table__stone > span:last-child { color: var(--accent-deep); font-size: .9rem; font-weight: 800; }
.compare-table tbody th { min-width: 130px; background: var(--paper); }
.compare-table td p { margin: 0; }
.compare-table__unknown { color: var(--ink-sub); }
.stone-hero__tools { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
[data-stone-box-toggle].is-saved { border-color: var(--accent); background: var(--soft-2); color: var(--accent-deep); }
.stone-section__guide-link { margin-top: 16px; font-size: .8rem; }
.my-stones__toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 20px; }
.my-stones__filter, .my-stones__data-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.my-stones__toolbar label { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.my-stones__toolbar select { padding: 8px 32px 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.my-stones__saved { min-width: 6em; color: var(--accent-deep); font-size: .72rem; font-weight: 700; }
.my-stones__import { position: relative; cursor: pointer; }
.my-stones__import input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.my-stones__clear { padding: 5px 0; border: 0; background: none; color: #8a4b45; cursor: pointer; font: 700 .72rem var(--sans); text-decoration: underline; }
.my-stones__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.my-stone-card { display: grid; gap: 12px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.my-stone-card[hidden] { display: none; }
.my-stone-card__summary { display: flex; min-width: 0; align-items: center; gap: 10px; }
.my-stone-card__link { display: flex; min-width: 0; flex: 1; gap: 12px; align-items: center; color: inherit; text-decoration: none; }
.my-stone-card__link img { width: 64px; height: 64px; border-radius: 10px; object-fit: cover; }
.my-stone-card__link span { display: grid; min-width: 0; }
.my-stone-card__link strong, .my-stone-card__link small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.my-stone-card__link small { color: var(--ink-sub); }
.my-stone-card__expand {
  display: none; align-items: center; gap: 5px; padding: 7px 9px; border: 1px solid var(--line);
  border-radius: 999px; background: var(--paper); color: var(--accent-deep); cursor: pointer;
  font: 700 .68rem var(--sans);
}
.my-stone-card__expand i { font-style: normal; font-size: .9rem; transition: transform .18s; }
.my-stone-card.is-expanded .my-stone-card__expand i { transform: rotate(180deg); }
.my-stone-card__details { display: grid; gap: 12px; }
.my-stone-card label { display: grid; gap: 5px; color: var(--ink-sub); font-size: .72rem; font-weight: 700; }
.my-stone-card select, .my-stone-card textarea, .my-stone-card input { width: 100%; padding: 8px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink); font: inherit; }
.my-stone-card__remove { justify-self: start; padding: 0; border: 0; background: none; color: #8a4b45; cursor: pointer; font-size: .72rem; text-decoration: underline; }
.my-stones__empty { padding: 36px; border: 1px dashed var(--line); border-radius: 16px; text-align: center; }
.my-stones__empty[hidden] { display: none; }
.my-stones__storage { margin-top: 28px; padding: clamp(20px, 4vw, 30px); border: 1px solid var(--line); border-radius: 18px; background: var(--soft-2); }
.my-stones__storage h2 { margin: 0 0 8px; font: 700 1.2rem var(--serif); }
.my-stones__storage h3 { margin: 18px 0 6px; font-size: .9rem; }
.my-stones__storage p, .my-stones__storage li { color: var(--ink-sub); font-size: .78rem; line-height: 1.8; }
.my-stones__storage p { margin: 6px 0; }
.my-stones__storage ul { margin: 6px 0; padding-left: 1.3rem; }
@media (max-width: 820px) {
  .my-stones__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .my-stones__toolbar { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 620px) {
  .compare-picker { grid-template-columns: 1fr; }
  .compare-picker__actions { grid-column: 1; }
  .my-stones__grid { grid-template-columns: 1fr; gap: 8px; }
  .my-stone-card { gap: 0; padding: 9px 10px; border-radius: 12px; }
  .my-stone-card__summary { min-height: 54px; }
  .my-stone-card__link { gap: 10px; }
  .my-stone-card__link img { width: 48px; height: 48px; border-radius: 8px; }
  .my-stone-card__link strong { font-size: .88rem; }
  .my-stone-card__link small { font-size: .68rem; }
  .my-stone-card__expand { display: inline-flex; flex: none; }
  .my-stone-card__details {
    display: none; gap: 10px; margin-top: 9px; padding: 11px 2px 2px;
    border-top: 1px solid var(--line);
  }
  .my-stone-card.is-expanded .my-stone-card__details { display: grid; }
  .feature-filter__actions .btn { width: 100%; }
}
.community-form {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 5vw, 38px);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}
.community-form .field { display: grid; gap: 7px; }
.community-form .field > label { font-size: .82rem; font-weight: 800; }
.community-form input, .community-form select, .community-form textarea {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 9px;
  background: #fff; color: var(--ink); font: inherit;
}
.community-form__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.community-form__note { color: var(--ink-sub); font-size: .76rem; line-height: 1.8; }
.community-form__honeypot { position: absolute; left: -9999px; }
@media (max-width: 620px) { .community-form__cols { grid-template-columns: 1fr; } }
.stone-community, .stone-change-log { margin-top: 28px; padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.stone-community h2, .stone-change-log h2 { margin: 0 0 14px; font-family: var(--serif); font-size: 1.25rem; }
.stone-community details { border-top: 1px solid var(--line); }
.stone-community summary { padding: 13px 0; cursor: pointer; font-weight: 700; }
.stone-community details .prose { padding: 0 0 14px; }
.stone-community__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.stone-community__head h2 { margin-top: 2px; }
.stone-community__preview { display: grid; gap: 8px; padding: 0; margin: 16px 0; list-style: none; }
.stone-community__preview li { display: grid; gap: 3px; padding: 10px 12px; border-radius: 9px; background: var(--soft-2); }
.stone-community__preview a { color: var(--ink); font-weight: 700; text-decoration: none; }
.stone-community__preview small, .stone-community__empty { color: var(--ink-sub); font-size: .72rem; }
.stone-change-log ol { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.stone-change-log li { display: grid; grid-template-columns: 90px 1fr auto; gap: 8px 12px; align-items: start; font-size: .78rem; line-height: 1.65; }
.stone-change-log time { color: var(--ink-sub); }

/* 全石共通のタグ式・審査制情報交換掲示板 */
body[data-page-kind="stone_board"] .page-head { padding: 34px 0 4px; }
body[data-page-kind="stone_board"] .page-head__title { margin: 4px 0 8px; }
body[data-page-kind="stone_board"] .page-head__lead { margin: 0; font-size: .88rem; line-height: 1.65; }
.stone-board__notice, .stone-board__rules {
  margin-bottom: 14px; padding: 12px 15px; border: 1px solid rgba(113,134,95,.3);
  border-radius: 14px; background: #f4f7f1;
}
.stone-board__notice strong { color: var(--accent-deep); }
.stone-board__notice p { margin: 4px 0 0; color: var(--ink-sub); font-size: .78rem; }
.stone-board__notice--warning { border-color: #d6a26b; background: #fff5e8; }
.stone-board__notice--warning strong { color: #8a4a24; }
.stone-board__rules > summary {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  cursor: pointer; list-style: none;
}
.stone-board__rules > summary::-webkit-details-marker { display: none; }
.stone-board__rules > summary strong { font: 700 .9rem var(--serif); }
.stone-board__rules > summary span { color: var(--accent-deep); font-size: .7rem; font-weight: 700; }
.stone-board__rules[open] > summary { margin-bottom: 9px; }
.stone-board__rules[open] > summary span { font-size: 0; }
.stone-board__rules[open] > summary span::after { content: "閉じる"; font-size: .7rem; }
.stone-board__rules-body { border-top: 1px solid rgba(113,134,95,.2); padding-top: 9px; }
.stone-board__rules ul { margin: 0; padding-left: 1.2rem; }
.stone-board__rules li { color: var(--ink-sub); font-size: .74rem; line-height: 1.65; }
.stone-board__rules-body > p { margin: 8px 0 0; color: var(--ink-sub); font-size: .74rem; line-height: 1.65; }
.stone-board__layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(18px, 3vw, 34px); align-items: start; }
.stone-board__main { min-width: 0; scroll-margin-top: 92px; }
.board-sidebar {
  position: sticky; top: 88px; overflow: hidden; border: 1px solid var(--line);
  border-radius: 16px; background: #fff;
}
.board-sidebar__head { display: flex; justify-content: space-between; gap: 12px; padding: 16px 16px 10px; }
.board-sidebar__head strong { font: 700 1.05rem var(--serif); }
.board-sidebar__head span { color: var(--ink-sub); font-size: .7rem; }
.board-tag-search { display: grid; gap: 5px; padding: 0 12px 12px; }
.board-tag-search span { color: var(--ink-sub); font-size: .7rem; }
.board-tag-search input {
  width: 100%; min-width: 0; padding: 9px 11px; border: 1px solid var(--line);
  border-radius: 9px; background: var(--paper); font: inherit; font-size: .78rem;
}
.board-tag-list { display: grid; max-height: 62vh; overflow-y: auto; padding: 5px 8px 10px; border-top: 1px solid var(--line); }
.board-tag-list a { padding: 8px 10px; border-radius: 8px; color: var(--ink-sub); font-size: .78rem; text-decoration: none; }
.board-tag-list a:hover { background: var(--paper); color: var(--ink); }
.board-tag-list a.is-active { background: var(--soft); color: var(--accent-deep); font-weight: 800; }
.board-mobile-filter { display: none; }
.stone-board__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 14px; margin: 0 0 14px; }
.stone-board__head h2, .stone-board__new h2 { margin: 2px 0 0; font: 700 clamp(1.25rem, 3vw, 1.65rem) var(--serif); }
.stone-board__range { margin: 4px 0 0; color: var(--ink-sub); font-size: .72rem; }
.stone-board__threads { display: grid; gap: 7px; }
.stone-board-post { padding: 11px 13px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.stone-board-post > header, .stone-board-reply > header { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 5px; }
.stone-board-post__identity { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.board-tag { display: inline-flex; padding: 3px 8px; border-radius: 999px; background: var(--soft); color: var(--accent-deep); font-size: .66rem; font-weight: 800; text-decoration: none; }
.stone-board-post header strong, .stone-board-reply header strong { font-size: .82rem; }
.stone-board-post header time, .stone-board-reply header time { color: var(--ink-sub); font-size: .68rem; white-space: nowrap; }
.stone-board-post__body p, .stone-board-reply p { margin: 0 0 4px; font-size: .8rem; line-height: 1.55; }
.stone-board-post__source { margin: 5px 0 0; font-size: .68rem; }
.stone-board-post__actions { display: flex; align-items: center; gap: 3px; margin-top: 5px; }
.board-like-form { display: inline-flex; margin: 0; }
.board-action {
  display: inline-flex; align-items: center; gap: 4px; padding: 3px 6px; border: 0;
  border-radius: 999px; background: transparent; color: var(--accent-deep); font: inherit;
  font-size: .69rem; font-weight: 700; cursor: pointer;
}
.board-action:hover, .board-action:focus-visible { background: var(--soft); }
.board-action--like { border: 1px solid rgba(129,216,208,.52); color: #236862; }
.board-action--like strong { min-width: 1ch; font-size: .66rem; }
.board-action--like.is-liked {
  background: #dff8f5; color: #174d49; opacity: 1;
}
.board-action--like.is-liked > span:first-child { font-size: 0; }
.board-action--like.is-liked > span:first-child::after { content: "♥"; font-size: .72rem; }
.board-action--report { color: var(--ink-sub); }
.board-action--delete { color: #8a4b3c; }
.stone-board-post.is-author-deleted { background: #faf8f4; }
.stone-board-post.is-author-deleted .stone-board-post__body { color: var(--ink-sub); font-style: italic; }
.stone-board-reply__children {
  display: grid; gap: 5px; margin: 7px 0 0 12px; padding-left: 9px;
  border-left: 2px solid var(--soft-2);
}
.stone-board-reply { min-width: 0; padding: 8px 10px; border-radius: 9px; background: var(--paper); }
.stone-board-reply.is-author-deleted { color: var(--ink-sub); font-style: italic; }
.stone-board-reply__context {
  display: grid; gap: 1px; margin: 0 0 6px !important; padding: 5px 7px;
  border-left: 3px solid var(--accent); border-radius: 0 8px 8px 0; background: #fff;
}
.stone-board-reply__context strong { color: var(--accent-deep); font-size: .72rem; }
.stone-board-reply__context span { overflow: hidden; color: var(--ink-sub); font-size: .68rem; text-overflow: ellipsis; white-space: nowrap; }
.stone-board-post__reply-form { margin-top: 8px; border-top: 1px solid var(--line); }
.stone-board-replying-to { display: flex; justify-content: space-between; gap: 10px; margin: 8px 0 0; color: var(--ink-sub); font-size: .7rem; }
.stone-board-replying-to strong { color: var(--accent-deep); }
.stone-board-reply-form__actions { display: flex; gap: 8px; flex-wrap: wrap; }
.stone-board-reply-form__actions > .btn { min-height: 42px; white-space: nowrap; }
.community-form--compact { gap: 8px; margin-top: 7px; padding: 10px; background: var(--paper); }
.board-reply-overflow { min-width: 0; }
.board-reply-overflow > summary {
  display: inline-flex; margin: 2px 0; padding: 4px 8px; border-radius: 999px;
  background: #fff; color: var(--accent-deep); font-size: .68rem; font-weight: 700;
  cursor: pointer; list-style: none;
}
.board-reply-overflow > summary::-webkit-details-marker { display: none; }
.board-reply-overflow__close { display: none; }
.board-reply-overflow[open] .board-reply-overflow__open { display: none; }
.board-reply-overflow[open] .board-reply-overflow__close { display: inline; }
.board-reply-overflow__items { display: grid; gap: 5px; margin-top: 4px; }
.board-delete-key-field {
  min-width: 0; padding: 8px 10px; border: 2px solid rgba(113,134,95,.48);
  border-radius: 10px; background: #f5f8f2;
}
.board-delete-key-field label { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-weight: 800; }
.board-delete-key-field label span {
  padding: 2px 7px; border-radius: 999px; background: var(--accent-deep);
  color: #fff; font-size: .68rem; letter-spacing: .02em;
}
.board-delete-key-field input { max-width: none; min-height: 40px; padding: 8px 10px; letter-spacing: .18em; }
.board-delete-key-field small { color: var(--ink-sub); font-size: .65rem; line-height: 1.45; }
.board-submit-row {
  display: grid; grid-template-columns: minmax(180px, 1fr) auto auto;
  gap: 9px; align-items: end;
}
.board-submit-row > .btn { min-height: 42px; white-space: nowrap; }
.board-submit-row--compose { grid-template-columns: minmax(200px, 1fr) auto; }
.board-turnstile { min-height: 65px; }
.board-compose-fab {
  position: fixed; right: clamp(14px, 3vw, 34px); bottom: calc(16px + env(safe-area-inset-bottom));
  z-index: 24; display: inline-flex; width: 105px; height: 105px; align-items: center;
  justify-content: center; flex-direction: column; gap: 0; padding: 0;
  border: 1px solid rgba(255,255,255,.82); border-radius: 50%;
  background: linear-gradient(180deg,#a5ece6,#81d8d0 58%,#68c5bd);
  color: #153d3a; box-shadow: 0 10px 28px rgba(53,154,145,.32), inset 0 2px rgba(255,255,255,.62);
  cursor: pointer; font: inherit;
}
.board-compose-fab > span { margin-bottom: -1px; font-size: 1.55rem; line-height: 1; }
.board-compose-fab > strong { font-size: .88rem; line-height: 1.2; }
.board-compose-fab:hover, .board-compose-fab:focus-visible {
  background: linear-gradient(180deg,#b6f2ed,#8cddd6 58%,#70cbc3);
  transform: translateY(-2px);
}
.board-post-dialog, .board-report-dialog, .board-delete-dialog {
  width: min(800px, calc(100vw - 32px)); max-height: min(860px, calc(100vh - 24px));
  padding: 0; border: 0; border-radius: 18px; background: var(--bg); box-shadow: var(--shadow-lg);
}
.board-post-dialog {
  position: fixed; inset: auto 18px 18px auto; width: min(440px, calc(100vw - 36px));
  z-index: 950; max-height: calc(100vh - 36px); margin: 0;
}
.board-delete-dialog { width: min(620px, calc(100vw - 32px)); }
.board-post-dialog::backdrop { background: transparent; }
.board-report-dialog::backdrop, .board-delete-dialog::backdrop { background: rgba(30, 26, 20, .52); }
.board-compose-form {
  gap: 8px; max-height: calc(100vh - 36px); overflow-y: auto;
  padding: 14px 15px; border: 0; border-radius: 18px;
}
.board-compose-form__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.board-compose-form__head h2 { margin: 0; font: 700 1.18rem var(--serif); }
.board-compose-form__head p { margin: 2px 0 0; color: var(--ink-sub); font-size: .68rem; line-height: 1.45; }
.board-compose-form__close {
  width: 30px; height: 30px; flex: none; border: 1px solid var(--line); border-radius: 50%;
  background: #fff; color: var(--ink); cursor: pointer;
}
.board-compose-form .field { gap: 4px; }
.board-compose-form .field > label { font-size: .73rem; }
.board-compose-form .field > label span { color: var(--ink-sub); font-size: .62rem; font-weight: 500; }
.board-compose-form input, .board-compose-form select, .board-compose-form textarea { padding: 8px 9px; font-size: .82rem; }
.board-compose-form .board-compose-tag-input { min-width: 0; font-size: .88rem; }
.board-compose-form .field > small { color: var(--ink-sub); font-size: .61rem; line-height: 1.35; }
.board-compose-form__identity { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.board-compose-form__identity > .field { align-content: start; }
.board-compose-form__identity > .field > input {
  box-sizing: border-box; height: 42px; min-height: 42px;
}
.board-compose-tag-help {
  grid-column: 1 / -1; margin: -2px 0 0; color: var(--ink-sub);
  font-size: .63rem; line-height: 1.45;
}
.board-compose-form__email { grid-column: 1 / -1; }
.board-compose-form textarea { min-height: 88px; resize: vertical; }
.board-compose-source { border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.board-compose-source summary { padding: 7px 9px; color: var(--ink-sub); font-size: .68rem; font-weight: 700; cursor: pointer; }
.board-compose-source[open] summary { border-bottom: 1px solid var(--line); }
.board-compose-source .field { padding: 8px; }
.board-compose-form__footer {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: end;
}
.board-compose-delete-key input {
  width: 116px; max-width: 100%; min-height: 36px; letter-spacing: .15em;
}
.board-compose-form__footer .btn { min-height: 36px; padding: 7px 16px; white-space: nowrap; }
.board-compose-form__footer .board-compose-submit {
  border-color: #68c5bd; background: linear-gradient(180deg,#a5ece6,#81d8d0 60%,#68c5bd);
  color: #153d3a; box-shadow: 0 6px 16px rgba(53,154,145,.24);
}
.board-compose-form__footer .board-compose-submit:hover,
.board-compose-form__footer .board-compose-submit:focus-visible {
  background: linear-gradient(180deg,#b6f2ed,#8cddd6 60%,#70cbc3); color: #123936;
}
.board-compose-form .community-form__note { margin: 0; font-size: .62rem; line-height: 1.5; }
.board-pagination {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  margin-top: 22px; scroll-margin-top: 92px;
}
.board-pagination a, .board-pagination > span {
  display: inline-flex; min-width: 34px; height: 34px; align-items: center; justify-content: center;
  padding: 0 8px; border: 1px solid var(--line); border-radius: 999px;
  background: #fff; color: var(--ink-sub); font-size: .76rem; text-decoration: none;
}
.board-pagination a:hover, .board-pagination a:focus-visible { border-color: var(--accent); color: var(--accent-deep); }
.board-pagination .is-current { border-color: #81d8d0; background: #dff8f5; color: #174d49; font-weight: 800; }
.board-pagination > span:not(.is-current) { min-width: auto; padding: 0 2px; border: 0; background: transparent; }
.board-pagination__direction { min-width: 54px !important; }
.board-report-dialog form, .board-delete-dialog form { display: grid; gap: 18px; padding: clamp(20px, 4vw, 30px); }
.board-report-dialog header, .board-delete-dialog header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.board-report-dialog h2, .board-delete-dialog h2 { margin: 2px 0 0; font: 700 1.35rem var(--serif); }
.board-report-dialog p, .board-delete-dialog p { margin: 0; color: var(--ink-sub); font-size: .8rem; }
.board-report-dialog .field, .board-delete-dialog .field { display: grid; gap: 7px; }
.board-delete-dialog .field input {
  width: 100%; box-sizing: border-box; padding: 13px 14px; border: 1px solid var(--line);
  border-radius: 10px; background: #fff; color: var(--ink); font: inherit; letter-spacing: .18em;
}
.board-report-dialog .field textarea {
  width: 100%; min-height: 150px; resize: vertical; box-sizing: border-box;
  padding: 13px 14px; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; color: var(--ink); font: inherit; line-height: 1.65;
}
.board-report-dialog__close, .board-delete-dialog__close {
  width: 36px; height: 36px; flex: none; border: 1px solid var(--line); border-radius: 50%;
  background: #fff; color: var(--ink); cursor: pointer;
}
.board-delete-dialog__warning { padding: 13px 14px; border-left: 4px solid #9e5f43; background: #fff4ee; }
.board-delete-dialog__warning strong { display: block; margin-bottom: 4px; color: #7c3f2e; font-size: .86rem; }
.board-delete-dialog fieldset { display: grid; gap: 18px; min-width: 0; margin: 0; padding: 0; border: 0; }
.board-delete-dialog__locked { padding: 18px; border: 1px solid #d4a168; border-radius: 12px; background: #fff4e5; }
.board-delete-dialog__locked strong { display: block; margin-bottom: 7px; color: #85461e; line-height: 1.55; }
.board-delete-confirm { display: flex; align-items: flex-start; gap: 9px; font-size: .82rem; font-weight: 700; cursor: pointer; }
.board-delete-confirm input { margin-top: .2em; }
.board-report-reasons { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.board-report-reasons label { cursor: pointer; }
.board-report-reasons input { position: absolute; opacity: 0; pointer-events: none; }
.board-report-reasons span {
  display: flex; align-items: center; min-height: 44px; padding: 9px 12px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff; font-size: .78rem;
}
.board-report-reasons input:checked + span { border-color: var(--accent-deep); background: var(--soft); color: var(--accent-deep); font-weight: 700; }
@media (max-width: 620px) {
  .stone-board { padding-top: 18px; }
  .stone-board__layout { display: block; }
  .board-sidebar { display: none; }
  .board-mobile-filter { display: grid; gap: 5px; margin: 0 0 14px; }
  .board-mobile-filter label { color: var(--ink-sub); font-size: .78rem; font-weight: 700; }
  .board-mobile-filter input {
    width: 100%; padding: 13px 42px 13px 15px; border: 1px solid var(--line);
    border-radius: 12px; background: #fff; color: var(--ink); font: inherit; font-size: 16px;
  }
  .board-mobile-filter small { color: var(--ink-sub); font-size: .68rem; }
  .stone-board__head, .stone-community__head { align-items: stretch; flex-direction: column; }
  .stone-board__head .btn { justify-content: center; }
  .stone-board-post { padding: 9px 10px; }
  .stone-board-post > header { align-items: flex-start; }
  .stone-board-reply__children { margin-left: 5px; padding-left: 6px; }
  .stone-board-reply { padding: 7px 8px; }
  .community-form--compact { margin-left: -3px; margin-right: -3px; padding: 9px; }
  .stone-board-replying-to { align-items: flex-start; flex-direction: column; }
  .board-submit-row { grid-template-columns: minmax(0,1fr) 88px; gap: 7px; align-items: stretch; }
  .stone-board-reply-form__actions {
    display: grid; grid-template-columns: 1fr; gap: 6px; align-content: end;
  }
  .stone-board-reply-form__actions > .btn { width: 100%; min-height: 40px; padding: 7px 8px; }
  .board-submit-row--compose { grid-template-columns: minmax(0,1fr) auto; }
  .board-submit-row > .btn { padding-left: 11px; padding-right: 11px; }
  .board-delete-key-field { padding: 7px 8px; }
  .board-delete-key-field label { gap: 5px; font-size: .72rem; }
  .board-delete-key-field label span { padding: 1px 5px; font-size: .6rem; }
  .board-delete-key-field small { font-size: .6rem; }
  .board-delete-key-field input { width: 100%; }
  .board-compose-fab {
    right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); width: 62px; height: 62px;
  }
  .board-post-dialog {
    inset: 50% auto auto 50%; width: calc(100vw - 12px); max-height: calc(100vh - 12px);
    transform: translate(-50%, -50%);
  }
  .board-post-dialog::backdrop { background: rgba(30, 26, 20, .46); }
  .board-compose-form { max-height: calc(100vh - 12px); padding: 12px; border-radius: 14px; }
  .board-compose-form__identity { grid-template-columns: 1fr 1fr; }
  .board-compose-form__email { grid-column: 1 / -1; }
  .board-compose-form .board-compose-tag-input { font-size: 16px; line-height: 1.35; }
  .board-compose-form textarea { min-height: 78px; }
  .board-turnstile { min-height: 58px; overflow-x: auto; }
  .board-pagination { flex-wrap: wrap; gap: 5px; }
  .board-report-reasons { grid-template-columns: 1fr; }
  .board-report-dialog, .board-delete-dialog { width: calc(100vw - 16px); max-height: calc(100vh - 16px); }
  .board-report-dialog form, .board-delete-dialog form { gap: 14px; padding: 17px; overflow-y: auto; }
  .board-report-dialog .field textarea { min-height: 180px; }
}