:root {
  --gem-obsidian: #0b1721;
  --gem-navy: #102333;
  --gem-ink: #183040;
  --gem-teal: #20596a;
  --gem-ivory: #f6f2e9;
  --gem-paper: #fffdf8;
  --gem-gold: #c3a36b;
  --gem-gold-light: #e4d3ad;
  --gem-line: #ddd7ca;
  --gem-text: #29383f;
  --gem-muted: #69777b;
  --gem-radius: 4px;
  --gem-shadow: 0 24px 70px rgba(11, 23, 33, .1);
  --gem-serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", Georgia, serif;
  --gem-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--gem-ivory); color: var(--gem-text); font-family: var(--gem-sans); line-height: 1.9; }
body.menu-open { overflow: hidden; }
a { color: var(--gem-teal); text-decoration-thickness: 1px; text-underline-offset: .2em; }
img { max-width: 100%; height: auto; }
.site-shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 9999; background: #fff; padding: .65rem 1rem; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(195, 163, 107, .28); background: rgba(11, 23, 33, .97); color: #fff; backdrop-filter: blur(18px); }
.admin-bar .site-header { top: 32px; }
.site-header__bar { border-bottom: 1px solid rgba(255,255,255,.08); color: #bfc8c8; font-size: .62rem; letter-spacing: .2em; line-height: 28px; text-align: center; }
.site-header__inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 2.5rem; }
.site-brand { display: inline-flex; align-items: center; gap: .9rem; color: #fff; text-decoration: none; }
.site-brand__mark { color: var(--gem-gold); font-size: 1.35rem; transform: rotate(45deg); }
.site-brand strong { display: block; font-family: var(--gem-serif); font-size: 1.22rem; font-weight: 600; letter-spacing: .09em; }
.site-brand small { display: block; margin-top: -.1rem; color: #aebabb; font-size: .53rem; letter-spacing: .17em; }
.site-nav ul { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem); list-style: none; margin: 0; padding: 0; }
.site-nav a { position: relative; color: #eef1ed; font-size: .83rem; text-decoration: none; letter-spacing: .06em; }
.site-nav a::after { content: ""; position: absolute; right: 0; bottom: -.55rem; left: 0; height: 1px; background: var(--gem-gold); transform: scaleX(0); transition: transform .25s ease; }
.site-nav a:hover::after, .site-nav .current-menu-item > a::after { transform: scaleX(1); }
.site-menu-toggle { display: none; width: 44px; height: 44px; padding: 11px; border: 1px solid rgba(255,255,255,.2); background: transparent; }
.site-menu-toggle > span:not(.screen-reader-text) { display: block; height: 1px; margin: 5px 0; background: #fff; }

/* Shared heroes */
.site-main { min-height: 60vh; padding-bottom: 7rem; }
.article-hero, .page-hero, .archive-hero { position: relative; overflow: hidden; background: var(--gem-obsidian); color: #fff; }
.article-hero::before, .page-hero::before, .archive-hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(circle at 82% 18%, rgba(58, 110, 124, .3), transparent 28%), radial-gradient(circle at 8% 92%, rgba(195, 163, 107, .13), transparent 28%), linear-gradient(115deg, transparent 47%, rgba(255,255,255,.025) 47%, rgba(255,255,255,.025) 49%, transparent 49%); }
.article-hero::after, .page-hero::after, .archive-hero::after { content: "◆"; position: absolute; right: 4vw; bottom: -8rem; color: rgba(195, 163, 107, .035); font-size: 26rem; line-height: 1; transform: rotate(45deg); }
.article-hero .site-shell, .page-hero .site-shell, .archive-hero .site-shell { position: relative; z-index: 1; }
.article-hero { padding: 2rem 0 6.4rem; }
.page-hero { padding: 2rem 0 5.2rem; }
.archive-hero { padding: 6.5rem 0 7rem; }
.breadcrumb { display: flex; gap: .65rem; align-items: center; flex-wrap: wrap; max-width: 100%; margin: 0 0 4rem; color: #aeb8b9; font-size: .72rem; }
.breadcrumb a { color: #d5dddd; text-decoration: none; }
.breadcrumb span[aria-current="page"] { overflow: hidden; max-width: 34rem; text-overflow: ellipsis; white-space: nowrap; }
.article-kicker { display: flex; align-items: center; gap: .65rem; margin: 0 0 1rem; color: var(--gem-gold); font-size: .67rem; font-weight: 700; letter-spacing: .2em; }
.article-kicker > span { display: inline-block; width: 30px; height: 1px; background: currentColor; }
.article-header { max-width: 940px; margin: 0; }
.article-header h1, .page-hero h1, .archive-hero h1 { margin: 0; color: #fff; font-family: var(--gem-serif); font-weight: 500; letter-spacing: .03em; line-height: 1.45; }
.article-header h1 { max-width: 900px; font-size: clamp(2.25rem, 5vw, 4.2rem); }
.article-lead, .page-hero > .site-shell > p:last-child, .archive-lead { max-width: 760px; margin: 1.6rem 0 0; color: #c7d0cf; font-size: 1rem; line-height: 2; }
.article-meta { display: flex; gap: 2rem; align-items: center; margin-top: 2rem; color: #9fadae; font-size: .72rem; letter-spacing: .05em; }
.article-meta p { margin: 0; }
.article-date { display: flex; gap: .8rem; align-items: center; }
.article-date span { width: 1px; height: 1em; background: #66787b; }
.article-ad-notice { display: flex; gap: .55rem; align-items: center; margin: .9rem 0 0; color: #9eacad; font-size: .64rem; line-height: 1.6; }
.article-ad-notice span { display: inline-flex; padding: .08rem .42rem; border: 1px solid rgba(228,211,173,.42); color: #ead9b5; font-size: .56rem; font-weight: 700; letter-spacing: .08em; }
.article-category-trail { display: flex; gap: .55rem; align-items: center; flex-wrap: wrap; margin: 0 0 1rem; }
.article-category-trail a { display: inline-flex; align-items: center; min-height: 30px; padding: .25rem .7rem; border: 1px solid rgba(195,163,107,.5); background: rgba(255,255,255,.035); color: #f0dfb9; font-size: .66rem; font-weight: 700; letter-spacing: .06em; line-height: 1.4; text-decoration: none; }
.article-category-trail a:hover { border-color: var(--gem-gold-light); background: rgba(195,163,107,.12); }
.article-category-trail span { color: #718185; font-size: .72rem; }

/* Article */
.article-layout { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 800px) 300px; gap: 3.75rem; align-items: start; margin-top: -2.6rem; }
.article-main, .gem-page { overflow: hidden; border: 1px solid rgba(195,163,107,.28); border-radius: var(--gem-radius); background: var(--gem-paper); box-shadow: var(--gem-shadow); }
.article-visual { position: relative; margin: 0; background: #ddd; }
.article-visual::after { content: ""; position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.28); pointer-events: none; }
.article-visual img { display: block; width: 100%; max-height: 620px; object-fit: cover; }
.article-visual figcaption { position: absolute; right: 1rem; bottom: .7rem; padding: .15rem .5rem; background: rgba(11,23,33,.65); color: #e7e2d8; font-size: .55rem; letter-spacing: .12em; }
.entry-content { padding: clamp(1.35rem, 4vw, 4rem); font-size: .98rem; }
.entry-content > *:first-child { margin-top: 0; }
.entry-content p { margin: 1.35em 0; }
.entry-content h2 { position: relative; margin: 3em 0 1.15em; padding: 0 0 .75em 1.15rem; border-bottom: 1px solid var(--gem-line); color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.55rem, 3vw, 2.15rem); font-weight: 600; line-height: 1.55; }
.entry-content h2::before { content: ""; position: absolute; top: .15em; bottom: .85em; left: 0; width: 3px; background: linear-gradient(var(--gem-gold), var(--gem-teal)); }
.entry-content h3 { margin: 2.7em 0 .9em; color: var(--gem-ink); font-family: var(--gem-serif); font-size: 1.3rem; line-height: 1.6; }
.entry-content h4 { margin-top: 2em; color: var(--gem-teal); }
.entry-content ul, .entry-content ol { padding-left: 1.4rem; }
.entry-content li { margin: .45em 0; }
.entry-content blockquote { margin: 2rem 0; padding: 1.3rem 1.5rem; border-left: 2px solid var(--gem-gold); background: #f7f3e9; color: #415158; }
.entry-content table { display: table; width: 100%; margin: 2rem 0; overflow: hidden; border-collapse: collapse; border: 1px solid var(--gem-line); font-size: .9rem; }
.entry-content th, .entry-content td { padding: .9rem 1rem; border: 1px solid var(--gem-line); text-align: left; vertical-align: top; }
.entry-content th { background: var(--gem-navy); color: #fff; font-weight: 600; }
.entry-content tr:nth-child(even) td { background: #faf7f0; }
.article-sidebar { position: sticky; top: 132px; display: grid; gap: 1.2rem; }
.article-toc { padding: 1.6rem; border-top: 2px solid var(--gem-gold); background: var(--gem-paper); box-shadow: 0 12px 35px rgba(11,23,33,.07); }
.article-toc h2 { margin: .2rem 0 1rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.1rem; }
.article-toc ol { margin: 0; padding-left: 1.35rem; }
.article-toc li { margin: .55rem 0; color: var(--gem-gold); font-size: .76rem; line-height: 1.55; }
.article-toc a { color: #40545d; text-decoration: none; }
.article-toc--mobile { display: none; margin: 1rem 1rem 0; box-shadow: none; }
.article-taxonomy { padding: 1.5rem; border: 1px solid var(--gem-line); background: rgba(255,253,248,.9); box-shadow: 0 12px 35px rgba(11,23,33,.055); }
.article-taxonomy h2 { margin: .2rem 0 1rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.08rem; }
.article-taxonomy ol { display: grid; gap: .1rem; list-style: none; margin: 0; padding: 0; }
.article-taxonomy li { display: grid; grid-template-columns: 30px 1fr; gap: .6rem; align-items: center; padding: .55rem 0; border-bottom: 1px solid #e7e1d6; }
.article-taxonomy li > span { color: var(--gem-gold); font-family: var(--gem-serif); font-size: .68rem; }
.article-taxonomy li a { color: var(--gem-ink); font-size: .78rem; font-weight: 600; line-height: 1.45; text-decoration: none; }
.article-taxonomy__link { display: inline-flex; margin-top: 1rem; color: var(--gem-teal); font-size: .7rem; font-weight: 700; text-decoration: none; }
.sidebar-guide { display: grid; padding: 1.5rem; background: linear-gradient(145deg, #163347, #0c1a27); color: #fff; text-decoration: none; }
.sidebar-guide > span { color: var(--gem-gold); font-size: 1.2rem; }
.sidebar-guide small { margin-top: .8rem; color: var(--gem-gold-light); font-size: .58rem; letter-spacing: .17em; }
.sidebar-guide strong { margin-top: .2rem; font-family: var(--gem-serif); font-size: 1.1rem; }
.sidebar-guide em { margin-top: .8rem; color: #c5cece; font-size: .68rem; font-style: normal; }

/* Pages and archives */
.page-hero h1 { max-width: 900px; font-size: clamp(2.4rem, 5vw, 4rem); }
.gem-page-wrap > .site-shell { position: relative; z-index: 2; margin-top: -2.4rem; }
.gem-page { width: min(1180px, 100%); margin: 0 auto; }
.archive-hero h1 { max-width: 860px; font-size: clamp(2.6rem, 6vw, 4.8rem); }
.archive-lead, .archive-description { max-width: 720px; color: #cad1d0; }
.archive-description p { margin: 1.4rem 0 0; }
.archive-actions { display: flex; gap: 1.4rem; align-items: center; margin-top: 2.2rem; }
.archive-actions .gem-button { width: auto; }
.gem-text-link { color: #dbe1df; text-decoration: none; }
.archive-content { padding-top: 5rem; }
.category-directory { margin: 0 0 4.5rem; padding: clamp(1.5rem, 3vw, 2.5rem); border: 1px solid rgba(195,163,107,.35); background: rgba(255,253,248,.78); box-shadow: 0 15px 45px rgba(11,23,33,.05); }
.category-directory__heading { margin-bottom: 1.5rem; }
.category-directory__heading h2 { margin: 0; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 600; }
.category-directory__grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .8rem; }
.category-directory__card { position: relative; display: grid; min-height: 128px; padding: 1.15rem 1.2rem; border: 1px solid var(--gem-line); background: var(--gem-paper); color: inherit; text-decoration: none; transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.category-directory__card::before { content: ""; position: absolute; top: 0; right: 0; left: 0; height: 2px; background: linear-gradient(90deg, var(--gem-gold), var(--gem-teal)); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.category-directory__card:hover, .category-directory__card.is-current { border-color: rgba(195,163,107,.72); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(11,23,33,.08); }
.category-directory__card:hover::before, .category-directory__card.is-current::before { transform: scaleX(1); }
.category-directory__card small { color: var(--gem-gold); font-size: .55rem; font-weight: 700; letter-spacing: .15em; }
.category-directory__card strong { align-self: center; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.02rem; line-height: 1.45; }
.category-directory__card > span { display: flex; justify-content: space-between; align-items: center; color: var(--gem-muted); font-size: .64rem; }
.category-directory__card b { color: var(--gem-gold); font-size: .9rem; font-weight: 400; }
.section-heading { display: flex; justify-content: space-between; gap: 2rem; align-items: end; margin-bottom: 2.2rem; }
.section-heading h2 { margin: 0; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.8rem, 3vw, 2.7rem); font-weight: 600; }
.section-heading > p { max-width: 390px; margin: 0; color: var(--gem-muted); font-size: .85rem; }
.stone-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.65rem; }
.stone-card { display: flex; overflow: hidden; flex-direction: column; border: 1px solid var(--gem-line); border-radius: var(--gem-radius); background: var(--gem-paper); transition: transform .25s ease, box-shadow .25s ease; }
.stone-card:hover { transform: translateY(-5px); box-shadow: 0 20px 45px rgba(11,23,33,.11); }
.stone-card__visual { position: relative; overflow: hidden; background: var(--gem-navy); }
.stone-card__image-link { display: block; color: inherit; text-decoration: none; }
.stone-card__visual img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .5s ease; }
.stone-card:hover img { transform: scale(1.035); }
.stone-card__placeholder { display: grid; place-items: center; aspect-ratio: 4 / 3; color: var(--gem-gold); font-size: 2rem; }
.stone-card__arrow { position: absolute; right: .8rem; bottom: .8rem; display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; background: rgba(11,23,33,.72); color: #fff; }
.stone-card__body { display: flex; flex: 1; flex-direction: column; padding: 1.3rem 1.4rem 1.5rem; }
.stone-card__category { display: inline-flex; margin: 0 0 .55rem !important; color: #957440; font-size: .62rem; font-weight: 700; letter-spacing: .1em; line-height: 1.5; text-decoration: none; }
.stone-card__category:hover { color: var(--gem-teal); text-decoration: underline; text-underline-offset: .22em; }
.stone-card h3 { margin: 0; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.22rem; line-height: 1.55; }
.stone-card h3 a { color: inherit; text-decoration: none; }
.stone-card h3 a:hover { color: var(--gem-teal); }
.stone-card__body > p:not(.stone-card__category) { margin: .7rem 0 1rem; color: #667277; font-size: .8rem; line-height: 1.75; }
.stone-card time { margin-top: auto; color: #8a9292; font-size: .58rem; letter-spacing: .08em; }
.nav-links { display: flex; justify-content: center; gap: .4rem; margin-top: 3rem; }
.nav-links .page-numbers { display: grid; place-items: center; min-width: 42px; height: 42px; border: 1px solid var(--gem-line); background: var(--gem-paper); text-decoration: none; }
.nav-links .current { border-color: var(--gem-gold); background: var(--gem-navy); color: #fff; }

/* Legacy content compatibility */
.gem-button-wrap { text-align: center; margin: 2rem 0; }
.gem-button { display: inline-flex; justify-content: center; align-items: center; width: min(100%, 620px); min-height: 58px; padding: 1rem 1.7rem; border: 1px solid #294a5d; border-radius: 2px; background: linear-gradient(135deg, #18384d, #0c1d2b); color: #fff; text-decoration: none; font-weight: 700; letter-spacing: .04em; box-shadow: 0 10px 25px rgba(12,29,43,.18); transition: transform .2s ease, box-shadow .2s ease; }
.gem-button::after { content: "→"; margin-left: .8rem; color: var(--gem-gold-light); }
.gem-button:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(12,29,43,.25); }
.gem-disclosure { display: flex; gap: .55rem; align-items: center; margin: 1rem 0; padding: .45rem 0; border-top: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); background: transparent; color: var(--gem-muted); font-size: .68rem; line-height: 1.65; }
.gem-disclosure__label { flex: 0 0 auto; padding: .08rem .42rem; border: 1px solid #cdbb96; color: #755f36; font-size: .56rem; font-weight: 800; letter-spacing: .08em; }
.gem-box { position: relative; margin: 2rem 0; padding: 1.35rem 1.5rem; border: 1px solid #bfcfd0; border-radius: 2px; background: #f2f7f5; }
.gem-box::before { content: ""; position: absolute; top: -1px; left: 1.5rem; width: 48px; height: 2px; background: var(--gem-gold); }
.gem-box__title { margin: 0 0 .65rem; color: var(--gem-ink); font-family: var(--gem-serif); font-weight: 700; }
.gem-speech { display: grid; grid-template-columns: 2.5rem 1fr; gap: 1rem; align-items: start; margin: 2rem 0; padding: 1.35rem; border: 1px solid #d3dedc; background: #f1f6f4; }
.gem-speech__mark { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%; background: var(--gem-navy); color: var(--gem-gold); }
.gem-step { margin: 2rem 0; padding: 1.4rem; border-left: 3px solid var(--gem-gold); background: #faf8f2; }
.gem-step__label { margin: 0 0 .5rem; color: var(--gem-gold); font-size: .7rem; font-weight: 800; letter-spacing: .13em; }
.gem-flexbox { display: flex; gap: 1rem; flex-wrap: wrap; }
.gem-point { color: var(--gem-teal); }
.gem-footer-guide { position: relative; margin-top: 3rem; padding: 2rem; border: 1px solid rgba(195,163,107,.55); background: linear-gradient(145deg, #132d3e, #0b1823); color: #fff; }
.gem-footer-guide h2 { margin-top: 0; padding: 0; border: 0; color: #fff; }
.gem-footer-guide h2::before { display: none; }
.gem-footer-guide a { color: #f3e3bc; }
.gem-a8-tracking-pixel { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Native GEM article components. */
.gem-component-kicker { margin: 0 0 .55rem !important; color: var(--gem-gold); font-size: .58rem; font-weight: 800; letter-spacing: .16em; }
.gem-article-summary { margin: 2.4rem 0 3rem; padding: clamp(1.35rem,3vw,2rem); border: 1px solid rgba(195,163,107,.55); background: linear-gradient(145deg,#fffdf8,#f6f0e4); }
.gem-article-summary h2 { margin: 0 0 1rem; padding: 0; border: 0; font-size: clamp(1.35rem,2.4vw,1.75rem); }
.gem-article-summary h2::before { display: none; }
.gem-article-summary__body ul { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .7rem 1.25rem; margin: 0; padding: 0; list-style: none; }
.gem-article-summary__body li { position: relative; margin: 0; padding: .8rem .8rem .8rem 1.9rem; border-bottom: 1px solid #ded5c3; color: #344850; font-size: .82rem; line-height: 1.7; }
.gem-article-summary__body li::before { content: "◆"; position: absolute; top: .83rem; left: .45rem; color: var(--gem-gold); font-size: .65rem; }
.gem-data-card { margin: 2rem 0 3rem; overflow: hidden; border: 1px solid var(--gem-line); background: #fff; }
.gem-data-card > .gem-component-kicker { margin: 0 !important; padding: .75rem 1rem; background: var(--gem-navy); color: var(--gem-gold-light); }
.gem-data-card__table { overflow-x: auto; }
.gem-data-card table { margin: 0; border: 0; }
.gem-data-card table th:first-child { width: 28%; }
.gem-data-card--profile td { font-weight: 600; }
.gem-notice { position: relative; margin: 2.2rem 0; padding: 1.35rem 1.5rem 1.35rem 4.25rem; border: 1px solid #d9c7aa; background: #fbf6ec; }
.gem-notice::before { content: "!"; position: absolute; top: 1.35rem; left: 1.35rem; display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--gem-navy); color: var(--gem-gold); font-family: var(--gem-serif); font-weight: 700; }
.gem-notice--warning { border-color: #d3a5a1; background: #fff7f5; }
.gem-notice--warning::before { background: #783d3c; color: #fff; }
.gem-notice__title { margin: 0 0 .35rem !important; color: var(--gem-navy); font-family: var(--gem-serif); font-weight: 700; }
.gem-notice > div > *:first-child { margin-top: 0; }
.gem-notice > div > *:last-child { margin-bottom: 0; }
.gem-faq-item { margin: .8rem 0; border: 1px solid var(--gem-line); background: #fff; }
.gem-faq-item summary { display: grid; grid-template-columns: 2rem minmax(0,1fr) auto; gap: .8rem; align-items: center; padding: 1.1rem 1.2rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1rem; font-weight: 700; line-height: 1.6; cursor: pointer; list-style: none; }
.gem-faq-item summary::-webkit-details-marker { display: none; }
.gem-faq-item summary > span, .gem-faq-item__answer > span { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--gem-navy); color: var(--gem-gold-light); font-family: var(--gem-serif); font-size: .78rem; }
.gem-faq-item summary::after { content: "+"; color: var(--gem-gold); font-family: sans-serif; font-size: 1.2rem; font-weight: 400; }
.gem-faq-item[open] summary::after { content: "−"; }
.gem-faq-item__answer { display: grid; grid-template-columns: 2rem minmax(0,1fr); gap: .8rem; padding: 1.1rem 1.2rem 1.3rem; border-top: 1px solid var(--gem-line); background: #f8f5ee; }
.gem-faq-item__answer > span { background: var(--gem-gold); color: #fff; }
.gem-faq-item__answer p { margin: 0; }
.gem-editorial-notice { margin-top: 2rem; padding: 1.5rem; border-top: 1px solid var(--gem-gold); border-bottom: 1px solid var(--gem-line); background: #f8f5ee; }
.gem-editorial-notice h2 { margin: 0 0 .75rem; padding: 0; border: 0; font-size: 1.25rem; }
.gem-editorial-notice h2::before { display: none; }
.gem-editorial-notice p { margin: .45rem 0; font-size: .75rem; }
.gem-purchase-options { display: grid; grid-template-columns: minmax(190px,.7fr) minmax(0,1.3fr); gap: 1.5rem; align-items: center; margin: 2.2rem 0 3rem; padding: 1.4rem 0; border-top: 1px solid var(--gem-gold-light); border-bottom: 1px solid var(--gem-line); }
.gem-purchase-options__heading p { margin: .35rem 0 0; color: var(--gem-muted); font-size: .72rem; line-height: 1.7; }
.gem-purchase-options__title { margin: 0 !important; color: var(--gem-navy) !important; font-family: var(--gem-serif); font-size: 1.18rem !important; font-weight: 600; }
.gem-purchase-options__links { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .65rem; }
.gem-purchase-options__links > .gem-purchase-option:only-of-type { grid-column: 1 / -1; }
.gem-purchase-option { display: grid; min-height: 112px; padding: 1rem 1.1rem; border: 1px solid #294a5d; background: linear-gradient(135deg,#18384d,#0c1d2b); color: #fff; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.gem-purchase-option:hover { transform: translateY(-2px); border-color: var(--gem-gold); box-shadow: 0 12px 24px rgba(12,29,43,.16); }
.gem-purchase-option small { color: #b9c7c9; font-size: .58rem; letter-spacing: .08em; }
.gem-purchase-option small span { margin-right: .35rem; padding: .05rem .3rem; border: 1px solid rgba(228,211,173,.55); color: #ead9b5; font-size: .5rem; }
.gem-purchase-option strong { align-self: center; font-family: var(--gem-serif); font-size: .9rem; font-weight: 600; line-height: 1.5; }
.gem-purchase-option em { color: var(--gem-gold-light); font-size: .6rem; font-style: normal; }
.gem-purchase-option--rakuten { border-color: #826d53; background: linear-gradient(135deg,#3b3229,#201c18); }
.gem-molib-products { margin: 3rem 0; padding: 1.6rem; border: 1px solid rgba(195,163,107,.55); background: linear-gradient(145deg,#fffdf8,#f6f0e4); }
.gem-molib-products h2 { margin: 0 0 .65rem; padding: 0; border: 0; font-size: 1.4rem; }
.gem-molib-products h2::before { display: none; }
.gem-molib-products > p:not(.gem-component-kicker) { color: var(--gem-muted); font-size: .78rem; }
.gem-molib-products__body { margin-top: 1rem; }

.article-care-guide { display: grid; grid-template-columns: auto minmax(0,1fr) auto; gap: 1rem; align-items: center; margin: 0 clamp(1.35rem,4vw,4rem) 3rem; padding: 1.35rem 1.5rem; border: 1px solid rgba(195,163,107,.5); background: linear-gradient(135deg,#112a3a,#091923); color: #fff; text-decoration: none; transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.article-care-guide:hover, .article-care-guide:focus-visible { border-color: var(--gem-gold); transform: translateY(-2px); box-shadow: 0 14px 32px rgba(11,23,33,.16); }
.article-care-guide__mark { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; color: var(--gem-gold); font-size: 1rem; transform: rotate(45deg); }
.article-care-guide__copy { display: grid; min-width: 0; }
.article-care-guide__copy small { color: var(--gem-gold-light); font-size: .52rem; font-weight: 800; letter-spacing: .16em; }
.article-care-guide__copy strong { margin-top: .2rem; font-family: var(--gem-serif); font-size: 1.05rem; font-weight: 600; line-height: 1.5; }
.article-care-guide__copy > span { margin-top: .3rem; color: #c5cece; font-size: .68rem; line-height: 1.65; }
.article-care-guide > em { color: var(--gem-gold-light); font-size: .65rem; font-style: normal; font-weight: 700; white-space: nowrap; }

/* Related category stories */
.related-stones { padding: 2.2rem clamp(1.35rem, 4vw, 4rem) 2.8rem; border-top: 1px solid var(--gem-line); background: #f8f4eb; }
.related-stones__heading { display: flex; justify-content: space-between; gap: 1rem; align-items: end; margin-bottom: 1.3rem; }
.related-stones__heading h2 { margin: 0; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.45rem; line-height: 1.45; }
.related-stones__heading > a { flex: 0 0 auto; color: var(--gem-teal); font-size: .7rem; font-weight: 700; text-decoration: none; }
.related-stones__grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .75rem; }
.related-stone-card { display: grid; grid-template-rows: auto 1fr auto; min-width: 0; overflow: hidden; border: 1px solid var(--gem-line); background: var(--gem-paper); color: inherit; text-decoration: none; }
.related-stone-card__image { display: block; overflow: hidden; background: var(--gem-navy); }
.related-stone-card__image img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .3s ease; }
.related-stone-card:hover img { transform: scale(1.035); }
.related-stone-card strong { padding: .8rem .85rem .25rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: .82rem; line-height: 1.5; }
.related-stone-card > span:last-child { padding: 0 .85rem .8rem; color: var(--gem-teal); font-size: .62rem; }

/* Footer */
.site-footer { position: relative; padding: 5rem 0 1.6rem; overflow: hidden; background: #08131c; color: #bcc7c6; }
.site-footer::after { content: "◆"; position: absolute; right: -3rem; bottom: -9rem; color: rgba(195,163,107,.035); font-size: 25rem; transform: rotate(45deg); }
.site-footer__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.5fr .8fr .9fr; gap: 5rem; }
.site-footer__brand > span { color: var(--gem-gold); }
.site-footer__brand h2 { margin: .5rem 0 1rem; color: #fff; font-family: var(--gem-serif); font-size: clamp(1.6rem, 3vw, 2.5rem); font-weight: 500; line-height: 1.6; }
.site-footer__brand > p:last-child { max-width: 450px; font-size: .82rem; }
.site-footer__label { margin: .3rem 0 1.2rem; color: var(--gem-gold); font-size: .62rem; font-weight: 700; letter-spacing: .18em; }
.site-footer ul { display: grid; gap: .75rem; list-style: none; margin: 0; padding: 0; }
.site-footer a { color: #dbe1df; font-size: .8rem; text-decoration: none; }
.site-footer__bottom { position: relative; z-index: 1; display: flex; justify-content: space-between; gap: 1rem; margin-top: 4rem; padding-top: 1.3rem; border-top: 1px solid rgba(255,255,255,.1); font-size: .62rem; letter-spacing: .06em; }

@media (max-width: 980px) {
  .site-header__inner { min-height: 68px; }
  .site-menu-toggle { display: block; }
  .site-nav { position: fixed; top: 97px; right: 0; left: 0; display: none; min-height: calc(100vh - 97px); padding: 2rem 24px; background: rgba(8,19,28,.99); }
  .admin-bar .site-nav { top: 129px; }
  .site-nav.is-open { display: block; }
  .site-nav ul { display: grid; gap: 0; }
  .site-nav li { border-bottom: 1px solid rgba(255,255,255,.1); }
  .site-nav a { display: block; padding: 1rem 0; font-family: var(--gem-serif); font-size: 1rem; }
  .article-layout { grid-template-columns: 1fr; gap: 2rem; }
  .article-sidebar { position: static; grid-template-columns: 1.4fr 1fr; }
  .article-taxonomy { grid-column: 1 / -1; }
  .category-directory__grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .stone-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .site-footer__grid { grid-template-columns: 1.2fr 1fr; }
  .site-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 782px) { .admin-bar .site-header { top: 46px; } .admin-bar .site-nav { top: 143px; } }

@media (max-width: 640px) {
  .site-shell { width: min(100% - 28px, 1180px); }
  .site-header__bar { display: none; }
  .site-header__inner { min-height: 64px; }
  .site-nav { top: 64px; min-height: calc(100vh - 64px); }
  .admin-bar .site-nav { top: 110px; }
  .site-brand strong { font-size: 1.02rem; }
  .site-brand small { font-size: .45rem; }
  .article-hero { padding: 1.25rem 0 4.7rem; }
  .page-hero { padding: 1.25rem 0 4rem; }
  .archive-hero { padding: 4rem 0 4.5rem; }
  .article-hero::after, .page-hero::after, .archive-hero::after { right: -7rem; bottom: -4rem; font-size: 17rem; }
  .breadcrumb { margin-bottom: 2.5rem; font-size: .65rem; }
  .breadcrumb span[aria-current="page"] { max-width: 15rem; }
  .article-header h1 { font-size: 2.05rem; line-height: 1.5; }
  .article-header > .article-kicker { display: none; }
  .article-lead { font-size: .88rem; }
  .article-meta { flex-wrap: wrap; gap: .5rem 1.2rem; }
  .article-ad-notice { align-items: flex-start; }
  .article-layout { margin-top: -2rem; }
  .article-visual img { min-height: 260px; object-fit: cover; }
  .entry-content { padding: 1.5rem 1.2rem 2rem; font-size: .94rem; }
  .entry-content h2 { margin-top: 2.35em; padding-left: .8rem; font-size: 1.45rem; }
  .entry-content table { display: block; overflow-x: auto; white-space: normal; }
  .article-toc--mobile { display: block; }
  .article-sidebar > .article-toc { display: none; }
  .gem-article-summary__body ul { grid-template-columns: 1fr; }
  .gem-purchase-options { grid-template-columns: 1fr; gap: 1rem; }
  .gem-purchase-options__links { grid-template-columns: 1fr; }
  .gem-data-card table th:first-child { width: 34%; }
  .gem-notice { padding: 1.1rem 1rem 1.1rem 3.7rem; }
  .gem-notice::before { top: 1.1rem; left: 1rem; }
  .gem-faq-item summary, .gem-faq-item__answer { padding: 1rem; }
  .article-sidebar { grid-template-columns: 1fr; }
  .article-taxonomy { grid-column: auto; }
  .article-category-trail { margin-bottom: .85rem; }
  .article-care-guide { grid-template-columns: auto minmax(0,1fr); gap: .75rem; margin: 0 1.2rem 2.5rem; padding: 1.15rem 1rem; }
  .article-care-guide__mark { width: 2rem; height: 2rem; }
  .article-care-guide__copy strong { font-size: .95rem; }
  .article-care-guide > em { grid-column: 2; }
  .category-directory { margin-bottom: 3rem; padding: 1.2rem; }
  .category-directory__grid, .related-stones__grid { grid-template-columns: 1fr; }
  .related-stones { padding: 1.6rem 1rem 2rem; }
  .related-stones__heading { align-items: flex-start; flex-direction: column; }
  .archive-actions, .section-heading, .site-footer__bottom { align-items: stretch; flex-direction: column; }
  .archive-actions .gem-button { width: 100%; }
  .archive-content { padding-top: 3.5rem; }
  .stone-grid { grid-template-columns: 1fr; }
  .site-footer { padding-top: 4rem; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 2.7rem; }
  .site-footer__brand { grid-column: auto; }
  .site-footer__bottom { display: grid; }
}

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

/* v0.2.2 — restrained editorial scale and full-width article heading */
.site-header__bar { line-height: 24px; }
.site-header__inner { min-height: 70px; }
.article-hero { padding: 1.5rem 0 4.8rem; }
.article-hero .breadcrumb { margin-bottom: 2.7rem; }
.article-header { max-width: none; }
.article-header h1 { max-width: none; font-size: clamp(2.1rem, 3vw, 2.9rem); line-height: 1.4; }
.article-lead { max-width: none; font-size: clamp(.95rem, 1.1vw, 1rem); line-height: 1.9; }
.page-hero { padding: 1.35rem 0 3.8rem; }
.page-hero .breadcrumb { margin-bottom: 2.5rem; }
.page-hero h1 { max-width: 1080px; font-size: clamp(2rem, 3.2vw, 3.15rem); line-height: 1.5; }
.archive-hero { padding: 4.8rem 0 5.2rem; }
.archive-hero h1 { max-width: 980px; font-size: clamp(2.2rem, 4.4vw, 3.8rem); }
.gem-page-wrap > .site-shell { margin-top: -1.5rem; }
.gem-page, .home .gem-page { width: min(1180px, 100%); box-shadow: 0 14px 42px rgba(11, 23, 33, .075); }
.gem-page .entry-content { padding: clamp(1.6rem, 3.2vw, 3.25rem); }
.gem-page .entry-content > :where(p, ul, ol, blockquote) { max-width: 860px; margin-right: auto; margin-left: auto; }

/* v0.2.6 — compact category heroes and full-width archive descriptions */
.category .archive-hero { padding: 2.5rem 0 3rem; }
.category .archive-hero .breadcrumb { margin-bottom: 1.75rem; }
.category .archive-hero h1 { max-width: 1180px; font-size: clamp(2.1rem, 3.6vw, 3.1rem); line-height: 1.35; }
.category .archive-description { max-width: 1180px; }
.category .archive-description p { margin-top: 1rem; }

/* v0.3.0 — editorial front page and separated page content */
.page-hero { padding: 2rem 0 3.2rem; }
.page-hero .breadcrumb { margin-bottom: 1.8rem; }
.page-hero h1 { max-width: 1180px; font-size: clamp(2.1rem, 3.6vw, 3.1rem); line-height: 1.4; }
.page-hero > .site-shell > p:last-child { max-width: 1080px; margin-top: 1rem; }
.gem-page-wrap > .site-shell { margin-top: 0; padding-top: clamp(3rem, 5vw, 5rem); }
.gem-page { box-shadow: 0 14px 42px rgba(11, 23, 33, .055); }

.home .site-main { padding-bottom: 0; }
.home-hero { position: relative; overflow: hidden; padding: clamp(3.5rem, 6vw, 6.5rem) 0; background: linear-gradient(118deg, #08141e 0%, #0d2230 58%, #143442 100%); color: #fff; }
.home-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 82% 15%, rgba(195,163,107,.15), transparent 24%), linear-gradient(115deg, transparent 47%, rgba(255,255,255,.025) 47%, rgba(255,255,255,.025) 49%, transparent 49%); pointer-events: none; }
.home-hero__grid { position: relative; display: grid; grid-template-columns: minmax(0,.9fr) minmax(420px,1.1fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.home-hero__copy { max-width: 550px; }
.home-hero h1 { margin: 0; color: #fff; font-family: var(--gem-serif); font-size: clamp(2.6rem, 3.6vw, 3.7rem); font-weight: 500; letter-spacing: .035em; line-height: 1.48; }
.home-hero h1 span, .home-hero h1 em { display: block; white-space: nowrap; }
.home-hero h1 em { color: #efe0be; font-style: normal; }
.home-hero__lead { margin: 1.5rem 0 0; color: #c9d2d1; font-size: .95rem; line-height: 2; }
.home-hero__actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 2.1rem; }
.home-button { display: inline-flex; justify-content: center; align-items: center; min-height: 52px; padding: .8rem 1.45rem; border: 1px solid rgba(228,211,173,.55); color: #fff; font-size: .76rem; font-weight: 700; letter-spacing: .06em; text-decoration: none; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.home-button:hover { transform: translateY(-2px); border-color: var(--gem-gold-light); }
.home-button--primary { background: linear-gradient(135deg, #b69255, #8d6c38); box-shadow: 0 12px 28px rgba(0,0,0,.2); }
.home-button--quiet { background: rgba(255,255,255,.035); }
.home-hero__note { margin: 1.8rem 0 0; color: #829396; font-size: .57rem; font-weight: 700; letter-spacing: .2em; }
.home-hero__note span { margin: 0 .6rem; color: var(--gem-gold); }
.home-hero__visual { position: relative; margin: 0; border: 1px solid rgba(228,211,173,.42); background: #101e27; box-shadow: 0 30px 75px rgba(0,0,0,.32); }
.home-hero__visual::before { content: ""; position: absolute; z-index: 1; inset: 14px; border: 1px solid rgba(255,255,255,.24); pointer-events: none; }
.home-hero__visual img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.home-hero__visual figcaption { position: absolute; right: 1.6rem; bottom: 1.35rem; z-index: 2; color: #fff; font-size: .55rem; font-weight: 700; letter-spacing: .2em; text-shadow: 0 1px 8px rgba(0,0,0,.8); }

.home-section { padding: clamp(3.75rem, 5vw, 5.5rem) 0; }
.home-section--intro, .home-section--stories { background: var(--gem-ivory); }
.home-section--stories { background: #f0ebe1; }
.home-eyebrow { margin: 0 0 .65rem; color: var(--gem-gold); font-size: .62rem; font-weight: 800; letter-spacing: .19em; }
.home-section__heading { display: grid; grid-template-columns: minmax(0,1fr) minmax(280px,420px); gap: 3rem; align-items: end; margin-bottom: 2.6rem; }
.home-section__heading h2, .home-trust-grid h2, .home-shop h2 { margin: 0; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(2rem, 3.2vw, 3.1rem); font-weight: 500; line-height: 1.48; }
.home-section__heading > p { margin: 0; color: var(--gem-muted); font-size: .85rem; line-height: 1.9; }
.home-section__heading--light h2 { color: #fff; }
.home-section__heading--light > p { color: #acb9b9; }
.home-path-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); }
.home-path-card { position: relative; min-height: 310px; padding: 2rem; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); background: rgba(255,253,248,.72); color: inherit; text-decoration: none; transition: background .2s ease, transform .2s ease, box-shadow .2s ease; }
.home-path-card:hover { z-index: 1; transform: translateY(-3px); background: var(--gem-paper); box-shadow: 0 18px 45px rgba(11,23,33,.1); }
.home-path-card__number { position: absolute; top: 1.25rem; right: 1.5rem; color: #ddd2be; font-family: var(--gem-serif); font-size: 2.4rem; line-height: 1; }
.home-path-card small { color: var(--gem-gold); font-size: .55rem; font-weight: 800; letter-spacing: .17em; }
.home-path-card h3 { margin: 2.4rem 0 .9rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.45rem; font-weight: 600; }
.home-path-card p { color: var(--gem-muted); font-size: .8rem; line-height: 1.85; }
.home-path-card b { position: absolute; right: 2rem; bottom: 1.8rem; left: 2rem; color: var(--gem-teal); font-size: .7rem; letter-spacing: .04em; }
.home-path-card b::after { content: "→"; float: right; color: var(--gem-gold); }

.home-category-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); }
.home-category-grid > a { display: grid; min-height: 150px; padding: 1.3rem 1.4rem; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); background: rgba(255,253,248,.8); color: inherit; text-decoration: none; transition: background .2s ease; }
.home-category-grid > a:hover { background: #fff; }
.home-category-grid small { color: var(--gem-gold); font-family: var(--gem-serif); font-size: .65rem; }
.home-category-grid strong { align-self: center; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1rem; line-height: 1.5; }
.home-category-grid span { display: flex; justify-content: space-between; color: var(--gem-muted); font-size: .62rem; }
.home-category-grid b { color: var(--gem-gold); font-size: .9rem; font-weight: 400; }

.home-story-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1.25rem; }
.home-story-card { min-width: 0; box-shadow: 0 12px 30px rgba(11,23,33,.055); }
.home-section__more { margin: 2.5rem 0 0; text-align: right; }
.home-section__more a { color: var(--gem-navy); font-size: .75rem; font-weight: 700; text-decoration: none; }
.home-section__more span { margin-left: .6rem; color: var(--gem-gold); }

.home-section--trust { background: var(--gem-paper); }
.home-trust-grid { display: grid; grid-template-columns: minmax(300px,.8fr) minmax(0,1.2fr); gap: clamp(3rem,8vw,7rem); align-items: start; }
.home-trust-grid > div:last-child { padding-left: 2rem; border-left: 1px solid var(--gem-gold-light); }
.home-trust-grid > div:last-child p { margin: 0 0 1.2rem; color: var(--gem-muted); font-size: .88rem; line-height: 2; }
.home-trust-grid a { font-size: .74rem; font-weight: 700; text-decoration: none; }
.home-shop { padding: clamp(3.5rem,6vw,5.5rem) 0; background: linear-gradient(118deg,#102432,#0a1721); color: #fff; }
.home-shop__inner { display: grid; grid-template-columns: minmax(0,1fr) minmax(320px,.65fr); gap: 4rem; align-items: center; }
.home-shop h2 { color: #fff; font-size: clamp(1.8rem,2.7vw,2.6rem); }
.home-shop p { max-width: 680px; margin: 1rem 0 0; color: #bdc8c8; font-size: .84rem; }
.home-shop__inner > div:last-child { display: grid; gap: .8rem; }
.home-shop small { color: #8fa0a1; font-size: .6rem; line-height: 1.7; }

/* v0.4.0 — focused index and gemstone guide */
.guide-main { padding-bottom: 0; }
.guide-page .page-hero { padding-bottom: 3rem; }
.guide-page .page-hero > .site-shell > p:last-child { max-width: 900px; }
.guide-intro { display: grid; grid-template-columns: minmax(0,.86fr) minmax(480px,1.14fr); gap: clamp(3rem,7vw,6.5rem); align-items: center; padding-top: clamp(3.5rem,6vw,6rem); padding-bottom: clamp(3.5rem,6vw,6rem); }
.guide-eyebrow { margin: 0 0 .7rem; color: var(--gem-gold); font-size: .6rem; font-weight: 800; letter-spacing: .19em; }
.guide-intro h2, .guide-section-heading h2, .guide-footer-panel h2 { margin: 0; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(2rem,3.2vw,3.1rem); font-weight: 500; line-height: 1.48; }
.guide-intro__copy > p:not(.guide-eyebrow) { margin: 1.3rem 0 0; color: var(--gem-muted); font-size: .88rem; line-height: 2; }
.guide-intro__visual { position: relative; margin: 0; border: 1px solid rgba(195,163,107,.48); background: var(--gem-navy); box-shadow: 0 22px 55px rgba(11,23,33,.12); }
.guide-intro__visual::before { content: ""; position: absolute; z-index: 1; inset: 12px; border: 1px solid rgba(255,255,255,.35); pointer-events: none; }
.guide-intro__visual img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.guide-intro__visual figcaption { position: absolute; z-index: 2; right: 1.4rem; bottom: 1rem; color: #fff; font-size: .55rem; font-weight: 700; letter-spacing: .18em; text-shadow: 0 1px 8px rgba(0,0,0,.8); }
.guide-search { margin-top: 1.7rem; }
.guide-search label { display: block; margin-bottom: .45rem; color: var(--gem-navy); font-size: .68rem; font-weight: 700; letter-spacing: .04em; }
.guide-search > span { display: grid; grid-template-columns: 1fr auto; }
.guide-search input { min-width: 0; height: 52px; padding: 0 1rem; border: 1px solid var(--gem-line); border-right: 0; background: var(--gem-paper); color: var(--gem-text); font: inherit; }
.guide-search button { min-width: 88px; border: 0; background: var(--gem-navy); color: #fff; font-weight: 700; }
.guide-section { padding: clamp(4rem,6vw,6rem) 0; scroll-margin-top: 105px; }
.guide-section--paper { border-top: 1px solid var(--gem-line); background: var(--gem-paper); }
.guide-section--dark { background: var(--gem-obsidian); color: #fff; }
.guide-section--stories { background: #f0ebe1; }
.guide-section-heading { display: grid; grid-template-columns: minmax(0,1fr) minmax(280px,420px); gap: 3rem; align-items: end; margin-bottom: 2.4rem; }
.guide-section-heading > p { margin: 0; color: var(--gem-muted); font-size: .82rem; line-height: 1.9; }
.guide-section-heading--light h2 { color: #fff; }
.guide-section-heading--light > p { color: #aebbbb; }

.stone-index-section { padding: clamp(3.5rem,5vw,5.5rem) 0 6rem; border-top: 1px solid var(--gem-line); background: var(--gem-paper); }
.stone-index-nav { display: grid; grid-template-columns: repeat(11,minmax(0,1fr)); margin-bottom: 3.6rem; border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); background: #fff; scroll-margin-top: 118px; }
.stone-index-nav a { display: grid; place-items: center; min-height: 54px; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); color: var(--gem-navy); font-family: var(--gem-serif); font-size: .92rem; font-weight: 700; text-decoration: none; }
.stone-index-nav a:hover { background: var(--gem-navy); color: #fff; }
.stone-index-list > div[id^="index-"] { scroll-margin-top: 105px; }
.stone-index-list > div[id^="index-"] + h2 { margin: 4.2rem 0 .2rem; padding: 1.3rem 0 .75rem; border-top: 1px solid var(--gem-gold-light); border-bottom: 1px solid var(--gem-line); color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.65rem,2.4vw,2.2rem); font-weight: 600; }
.stone-index-list > div[id^="index-"] + h2::before { display: none; }
.stone-index-list > div[id^="index-"] + h2 + p { max-width: none; margin: .6rem 0 1.3rem; color: var(--gem-muted) !important; font-size: .75rem !important; }
.stone-index-list > div[id^="index-"] + h2 + p + div { display: block !important; column-count: 4; column-gap: 1.5rem; }
.stone-index-list > div[id^="index-"] + h2 + p + div > div,
.stone-index-list > div[id^="index-"] + h2 + p + div > div > ul { display: contents; }
.stone-index-list ul { list-style: none; margin: 0 !important; padding: 0 !important; }
.stone-index-list li { break-inside: avoid; margin: 0 !important; padding: .48rem 0; border-bottom: 1px solid #ece7dc; color: #56666c; font-size: .72rem; line-height: 1.55; }
.stone-index-list li a { color: var(--gem-teal); font-weight: 700; text-decoration: none; }
.stone-index-list li a::after { content: " ↗"; color: var(--gem-gold); font-size: .6rem; }
.stone-index-list > p[style*="text-align:right"] { max-width: none; margin: 1rem 0 0; font-size: .65rem; text-align: right !important; }
.stone-index-list > p[style*="text-align:right"] a { text-decoration: none; }
.stone-index-list > .gem-box { margin: 3rem 0 0; }

.guide-story-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1.25rem; }
.guide-footer-panel { padding: clamp(4rem,6vw,6rem) 0; background: var(--gem-paper); }
.guide-footer-panel__grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(360px,.7fr); gap: 5rem; align-items: center; }
.guide-footer-panel__grid > div:first-child > p:not(.guide-eyebrow) { color: var(--gem-muted); font-size: .84rem; }
.guide-footer-panel__grid > div:first-child > a { font-size: .72rem; font-weight: 700; text-decoration: none; }
.guide-shop-card { display: grid; padding: 1.8rem; border: 1px solid var(--gem-gold-light); background: #f8f3e8; }
.guide-shop-card small { color: var(--gem-gold); font-size: .55rem; font-weight: 800; letter-spacing: .15em; }
.guide-shop-card strong { margin-top: .6rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.25rem; }
.guide-shop-card p { margin: .7rem 0 1rem; color: var(--gem-muted); font-size: .75rem; }
.guide-shop-card a { display: grid; place-items: center; min-height: 48px; background: var(--gem-navy); color: #fff; font-size: .7rem; font-weight: 700; text-decoration: none; }
.guide-shop-card em { margin-top: .55rem; color: #8a7c66; font-size: .55rem; font-style: normal; }

/* v0.5.0 — article, category and guide circulation */
.guide-live-count { display: grid; grid-template-columns: auto 1fr; gap: 0 .7rem; align-items: center; margin-top: 1.6rem; padding: 1rem 0; border-top: 1px solid var(--gem-gold-light); border-bottom: 1px solid var(--gem-line); }
.guide-live-count strong { grid-row: span 2; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 2.35rem; font-weight: 500; line-height: 1; }
.guide-live-count span { color: var(--gem-muted); font-size: .64rem; font-weight: 700; }
.guide-live-count a { color: var(--gem-teal); font-size: .67rem; font-weight: 700; text-decoration: none; }
.stone-guide-path-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); }
.stone-guide-path-grid article { display: flex; min-height: 260px; padding: 1.5rem; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); background: #fff; flex-direction: column; }
.stone-guide-path-grid small { color: var(--gem-gold); font-size: .56rem; font-weight: 800; letter-spacing: .13em; }
.stone-guide-path-grid h3 { margin: 2.4rem 0 .8rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.28rem; font-weight: 500; }
.stone-guide-path-grid p { margin: 0; color: var(--gem-muted); font-size: .76rem; line-height: 1.85; }
.stone-guide-path-grid a { margin-top: auto; padding-top: 1.25rem; color: var(--gem-teal); font-size: .65rem; font-weight: 700; text-decoration: none; }
.guide-key-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid rgba(255,255,255,.14); border-left: 1px solid rgba(255,255,255,.14); }
.guide-key-grid > a, .guide-key-grid > span { display: grid; min-height: 230px; padding: 1.45rem; border-right: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); color: #fff; text-decoration: none; }
.guide-key-grid > a { background: rgba(255,255,255,.035); transition: background .2s ease, transform .2s ease; }
.guide-key-grid > a:hover { background: rgba(255,255,255,.08); transform: translateY(-2px); }
.guide-key-grid small { color: var(--gem-gold); font-size: .52rem; font-weight: 800; letter-spacing: .14em; }
.guide-key-grid strong { align-self: end; font-family: var(--gem-serif); font-size: 1.35rem; font-weight: 500; }
.guide-key-grid em { margin-top: .5rem; color: #b8c3c3; font-size: .7rem; font-style: normal; }
.guide-key-grid b { margin-top: 1.1rem; color: #d9c397; font-size: .62rem; }
.guide-key-grid > span { opacity: .7; }
.guide-all-articles { margin: 2.5rem 0 0; text-align: center; }
.guide-empty-state { padding: 2rem; border: 1px solid var(--gem-line); background: #fff; color: var(--gem-muted); text-align: center; }
.guide-sibling-section { background: #fffdf8; }
.guide-sibling-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); }
.guide-sibling-grid a { display: grid; min-height: 155px; padding: 1.3rem; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); color: inherit; text-decoration: none; }
.guide-sibling-grid small { color: var(--gem-gold); font-size: .5rem; font-weight: 800; letter-spacing: .12em; }
.guide-sibling-grid strong { align-self: center; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1rem; font-weight: 500; }
.guide-sibling-grid span { color: var(--gem-teal); font-size: .63rem; font-weight: 700; }

.category-guide-banner { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(330px,.7fr); gap: clamp(2.5rem,6vw,5rem); align-items: center; margin-bottom: 1rem; padding: clamp(2rem,4vw,3.2rem); border: 1px solid var(--gem-gold-light); background: linear-gradient(135deg,#fffdf8,#f3ecdf); }
.category-guide-banner h2 { margin: .4rem 0 .8rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.65rem,2.6vw,2.45rem); font-weight: 500; }
.category-guide-banner p:last-child { max-width: 720px; margin: 0; color: var(--gem-muted); font-size: .79rem; line-height: 1.9; }
.category-guide-banner > a { display: grid; min-height: 150px; padding: 1.35rem; border: 1px solid rgba(195,163,107,.55); background: var(--gem-navy); color: #fff; text-decoration: none; }
.category-guide-banner > a small { color: var(--gem-gold); font-size: .52rem; font-weight: 800; letter-spacing: .13em; }
.category-guide-banner > a strong { align-self: center; font-family: var(--gem-serif); font-size: 1.08rem; font-weight: 500; }
.category-guide-banner > a span { color: #c5d0cf; font-size: .64rem; font-weight: 700; }
#category-articles { scroll-margin-top: 118px; }

/* Shared directory, category, guide and article circulation. */
.gem-route-band { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin-bottom: clamp(3rem,5vw,4.5rem); border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); }
.gem-route-band--4 { grid-template-columns: repeat(4,minmax(0,1fr)); }
.gem-route-band > a, .gem-route-band > span { display: grid; min-width: 0; min-height: 118px; padding: 1.1rem 1.2rem; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); background: rgba(255,253,248,.9); color: inherit; text-decoration: none; transition: background .2s ease, transform .2s ease; }
.gem-route-band > a:hover, .gem-route-band > a:focus-visible { z-index: 1; background: #fff; transform: translateY(-2px); }
.gem-route-band > .is-current { background: var(--gem-navy); color: #fff; }
.gem-route-band small { overflow: hidden; color: var(--gem-gold); font-size: .5rem; font-weight: 800; letter-spacing: .13em; text-overflow: ellipsis; white-space: nowrap; }
.gem-route-band strong { align-self: center; overflow-wrap: anywhere; color: var(--gem-navy); font-family: var(--gem-serif); font-size: .92rem; font-weight: 500; line-height: 1.45; }
.gem-route-band .is-current strong { color: #fff; }
.gem-route-band em { color: var(--gem-muted); font-size: .58rem; font-style: normal; font-weight: 700; line-height: 1.5; }
.gem-route-band .is-current em { color: #bdc8c7; }

.article-circulation { margin-top: 3.5rem; padding: clamp(1.6rem,3vw,2.4rem); border: 1px solid var(--gem-gold-light); background: #f8f3e8; }
.article-circulation h2 { margin: .4rem 0 .75rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.5rem,2.2vw,2rem); font-weight: 500; }
.article-circulation > p:not(.article-kicker) { margin: 0; color: var(--gem-muted); font-size: .78rem; }
.article-cycle { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin-top: 1.5rem; border-top: 1px solid var(--gem-line); border-left: 1px solid var(--gem-line); }
.article-cycle > a, .article-cycle > span { display: grid; min-height: 98px; padding: 1rem; border-right: 1px solid var(--gem-line); border-bottom: 1px solid var(--gem-line); background: #fff; color: inherit; text-decoration: none; }
.article-cycle > span { background: var(--gem-navy); color: #fff; }
.article-cycle small { color: var(--gem-gold); font-size: .5rem; font-weight: 800; letter-spacing: .12em; }
.article-cycle strong { align-self: end; color: var(--gem-navy); font-family: var(--gem-serif); font-size: .86rem; }
.article-cycle > span strong { color: #fff; }
.sidebar-guide--category { background: linear-gradient(145deg,#17313d,#0b1b25); }

@media (max-width: 960px) {
  .home-hero__grid, .home-section__heading, .home-trust-grid, .home-shop__inner { grid-template-columns: 1fr; }
  .home-hero__copy { max-width: 720px; }
  .home-path-grid, .home-story-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .home-category-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .home-trust-grid > div:last-child { padding-left: 0; padding-top: 2rem; border-top: 1px solid var(--gem-gold-light); border-left: 0; }
  .guide-intro, .guide-section-heading, .guide-footer-panel__grid { grid-template-columns: 1fr; }
  .guide-intro__copy { max-width: 760px; }
  .stone-index-list > div[id^="index-"] + h2 + p + div { column-count: 3; }
  .category-guide-banner { grid-template-columns: 1fr; }
  .guide-sibling-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .gem-route-band--4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 640px) {
  .article-hero { padding: 1rem 0 3.7rem; }
  .article-hero .breadcrumb { margin-bottom: 2rem; }
  .article-header h1 { font-size: 1.95rem; }
  .page-hero { padding: 1.2rem 0 2.5rem; }
  .page-hero .breadcrumb { margin-bottom: 1.5rem; }
  .page-hero h1 { font-size: 1.9rem; line-height: 1.5; }
  .archive-hero { padding: 3.4rem 0 3.8rem; }
  .archive-hero h1 { font-size: 2.15rem; }
  .gem-page-wrap > .site-shell { margin-top: 0; padding-top: 2.5rem; }
  .gem-page .entry-content { padding: 1.3rem 1rem 2rem; }
  .category .archive-hero { padding: 1.35rem 0 2.5rem; }
  .category .archive-hero .breadcrumb { margin-bottom: 1.5rem; }
  .category .archive-hero h1 { font-size: 2rem; line-height: 1.4; }
  .category .archive-description { font-size: .88rem; line-height: 1.8; }
  .home-hero { padding: 3rem 0 3.5rem; }
  .home-hero__grid { grid-template-columns: 1fr; gap: 2.2rem; }
  .home-hero h1 { font-size: 2.25rem; }
  .home-hero__lead { font-size: .88rem; }
  .home-hero__actions, .home-button { width: 100%; }
  .home-hero__visual figcaption { right: 1rem; bottom: .8rem; }
  .home-section { padding: 4rem 0; }
  .home-section__heading { gap: 1.2rem; margin-bottom: 2rem; }
  .home-path-grid, .home-story-grid, .home-category-grid { grid-template-columns: 1fr; }
  .home-path-card { min-height: 270px; }
  .home-shop__inner { gap: 2rem; }
  .guide-intro { grid-template-columns: 1fr; gap: 2rem; padding-top: 3rem; padding-bottom: 3rem; }
  .guide-intro h2, .guide-section-heading h2, .guide-footer-panel h2 { font-size: 2rem; }
  .guide-story-grid { grid-template-columns: 1fr; }
  .stone-guide-path-grid, .guide-key-grid, .guide-sibling-grid, .article-cycle { grid-template-columns: 1fr; }
  .gem-route-band, .gem-route-band--4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .gem-route-band > a, .gem-route-band > span { min-height: 104px; padding: .9rem; }
  .gem-route-band strong { font-size: .82rem; }
  .guide-section, .stone-index-section, .guide-footer-panel { padding-top: 3.5rem; padding-bottom: 3.5rem; }
  .guide-section-heading { gap: 1rem; margin-bottom: 2rem; }
  .stone-index-nav { grid-template-columns: repeat(6,minmax(0,1fr)); margin-bottom: 2.5rem; }
  .stone-index-list > div[id^="index-"] + h2 + p + div { column-count: 2; column-gap: 1rem; }
  .stone-index-list li { font-size: .69rem; }
  .guide-footer-panel__grid { gap: 2rem; }
  .category-guide-banner { padding: 1.4rem; }
  .category-guide-banner > a { min-height: 135px; }
  .article-circulation { margin-top: 2.5rem; padding: 1.2rem; }
}

/* v0.6.0 — unified discovery, guide navigation and index filtering */
[hidden] { display: none !important; }
.site-nav { position: relative; }
.gem-primary-nav > li { position: relative; }
.site-guide-menu { position: absolute; top: calc(100% + 1.25rem); right: 0; width: min(940px, calc(100vw - 48px)); padding: 1.5rem; border: 1px solid rgba(195,163,107,.4); background: rgba(8,19,28,.99); box-shadow: 0 28px 70px rgba(0,0,0,.34); opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .2s ease, transform .2s ease, visibility .2s ease; }
.has-guide-menu:hover .site-guide-menu, .has-guide-menu:focus-within .site-guide-menu, .has-guide-menu.is-open .site-guide-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.site-guide-menu::before { content: ""; position: absolute; top: -1.3rem; right: 0; left: 0; height: 1.3rem; }
.site-guide-menu__head { display: grid; grid-template-columns: 1fr auto; gap: .1rem 2rem; align-items: end; margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px solid rgba(255,255,255,.11); }
.site-guide-menu__head small { grid-column: 1 / -1; color: var(--gem-gold); font-size: .5rem; font-weight: 800; letter-spacing: .17em; }
.site-guide-menu__head strong { color: #fff; font-family: var(--gem-serif); font-size: 1.2rem; font-weight: 500; }
.site-guide-menu__head > a { color: #d6c498; font-size: .62rem; }
.site-guide-menu__grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px; background: rgba(255,255,255,.1); }
.site-guide-menu__grid > div { display: grid; grid-template-columns: 1fr auto; gap: .15rem 1rem; min-width: 0; padding: .85rem 1rem; background: #0d1e29; }
.site-guide-menu__grid small { grid-column: 1 / -1; overflow: hidden; color: var(--gem-gold); font-size: .45rem; font-weight: 800; letter-spacing: .12em; text-overflow: ellipsis; white-space: nowrap; }
.site-guide-menu__grid strong { overflow: hidden; color: #eef1ed; font-family: var(--gem-serif); font-size: .72rem; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.site-guide-menu__grid span { display: flex; gap: .55rem; align-items: center; }
.site-guide-menu__grid span a { color: #bfcaca; font-size: .52rem; white-space: nowrap; }
.site-guide-menu a::after { display: none; }

.home-stone-search { max-width: 500px; margin-top: 1.25rem; }
.home-stone-search > label { display: block; margin-bottom: .35rem; color: #aebbbc; font-size: .58rem; font-weight: 700; letter-spacing: .1em; }
.home-stone-search > span { display: grid; grid-template-columns: 1fr auto; }
.home-stone-search input { min-width: 0; height: 48px; padding: 0 .9rem; border: 1px solid rgba(228,211,173,.42); border-right: 0; background: rgba(255,255,255,.07); color: #fff; font: inherit; font-size: .78rem; }
.home-stone-search input::placeholder { color: #8fa0a2; }
.home-stone-search button { min-width: 76px; border: 1px solid rgba(228,211,173,.42); background: var(--gem-gold); color: #102333; font-size: .7rem; font-weight: 800; }
.home-section--guide-collection { scroll-margin-top: 96px; background: var(--gem-obsidian); color: #fff; }
.home-guide-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 1px; background: rgba(255,255,255,.12); }
.home-guide-card { display: flex; min-width: 0; flex-direction: column; background: #0e202c; }
.home-guide-card__visual { position: relative; display: block; overflow: hidden; background: #132531; text-decoration: none; }
.home-guide-card__visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg,transparent 45%,rgba(5,14,21,.78)); }
.home-guide-card__visual img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .45s ease; }
.home-guide-card:hover img { transform: scale(1.035); }
.home-guide-card__visual span { position: absolute; z-index: 1; right: .85rem; bottom: .7rem; left: .85rem; overflow: hidden; color: #fff; font-size: .47rem; font-weight: 800; letter-spacing: .12em; text-overflow: ellipsis; white-space: nowrap; }
.home-guide-card > div { display: flex; flex: 1; flex-direction: column; padding: 1.2rem 1.25rem 1.35rem; }
.home-guide-card > div > small { color: var(--gem-gold); font-size: .48rem; font-weight: 800; letter-spacing: .12em; }
.home-guide-card h3 { margin: .65rem 0 .7rem; color: #fff; font-family: var(--gem-serif); font-size: 1rem; font-weight: 500; line-height: 1.55; }
.home-guide-card p { margin: 0 0 1.15rem; color: #aebbbc; font-size: .66rem; line-height: 1.75; }
.home-guide-card nav { display: flex; gap: .5rem; margin-top: auto; }
.home-guide-card nav a { flex: 1; padding: .55rem .35rem; border: 1px solid rgba(195,163,107,.38); color: #e6d6b3; font-size: .55rem; font-weight: 700; text-align: center; text-decoration: none; }
.home-guide-card nav a:last-child { border-color: rgba(255,255,255,.16); color: #c2cecd; }
.home-guide-more { margin: 2rem 0 0; text-align: right; }
.home-guide-more a { color: #e1cfa8; font-size: .7rem; font-weight: 700; text-decoration: none; }
.home-utility-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px; background: var(--gem-line); }
.home-utility-grid a { display: grid; min-height: 170px; padding: 1.4rem; background: var(--gem-paper); color: inherit; text-decoration: none; }
.home-utility-grid small { color: var(--gem-gold); font-size: .52rem; font-weight: 800; letter-spacing: .14em; }
.home-utility-grid strong { align-self: center; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.05rem; font-weight: 500; }
.home-utility-grid span { color: var(--gem-teal); font-size: .62rem; font-weight: 700; }

.index-guide-directory { padding: clamp(3.8rem,5vw,5.2rem) 0; scroll-margin-top: 95px; background: var(--gem-obsidian); color: #fff; }
.index-guide-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 1px; background: rgba(255,255,255,.13); }
.index-guide-grid article { display: flex; min-height: 205px; padding: 1.25rem; background: #0e202c; flex-direction: column; }
.index-guide-grid small { color: var(--gem-gold); font-size: .47rem; font-weight: 800; letter-spacing: .12em; }
.index-guide-grid h3 { margin: 1.5rem 0 .55rem; color: #fff; font-family: var(--gem-serif); font-size: .95rem; font-weight: 500; line-height: 1.55; }
.index-guide-grid p { margin: 0 0 1.1rem; color: #aebbbb; font-size: .61rem; }
.index-guide-grid nav { display: flex; gap: .45rem; margin-top: auto; }
.index-guide-grid nav a { flex: 1; padding: .5rem .3rem; border: 1px solid rgba(195,163,107,.36); color: #e2cfaa; font-size: .53rem; font-weight: 700; text-align: center; text-decoration: none; }
.index-guide-grid nav a:last-child { border-color: rgba(255,255,255,.15); color: #becaca; }
.stone-index-filter { margin-bottom: 1.4rem; padding: 1.25rem; border: 1px solid var(--gem-gold-light); background: #f8f3e8; }
.stone-index-filter > label { display: block; margin-bottom: .55rem; color: var(--gem-navy); font-size: .68rem; font-weight: 700; }
.stone-index-filter > div { display: grid; grid-template-columns: minmax(220px,1fr) auto auto; gap: .7rem; align-items: center; }
.stone-index-filter input[type="search"] { min-width: 0; height: 46px; padding: 0 .9rem; border: 1px solid var(--gem-line); background: #fff; color: var(--gem-text); font: inherit; font-size: .78rem; }
.stone-index-filter > div > label { color: var(--gem-muted); font-size: .68rem; white-space: nowrap; }
.stone-index-filter button { min-height: 46px; padding: 0 1rem; border: 1px solid var(--gem-line); background: var(--gem-navy); color: #fff; font-size: .65rem; font-weight: 700; }
.stone-index-filter > p { display: flex; gap: 1.2rem; flex-wrap: wrap; margin: .7rem 0 0; color: var(--gem-muted); font-size: .6rem; }
.stone-index-filter b { color: var(--gem-navy); font-family: var(--gem-serif); font-size: .85rem; }
.stone-index-list.is-filtering > div[id^="index-"] + h2 { margin-top: 2.2rem; }

@media (max-width: 980px) {
  .site-guide-menu { position: static; width: 100%; max-height: calc(100vh - 240px); padding: 0 0 1rem; overflow-y: auto; border: 0; background: transparent; box-shadow: none; opacity: 1; visibility: visible; transform: none; }
  .site-guide-menu::before, .site-guide-menu__head { display: none; }
  .site-guide-menu__grid { grid-template-columns: 1fr; background: rgba(255,255,255,.08); }
  .site-guide-menu__grid > div { padding: .7rem .8rem; }
  .site-guide-menu__grid span a { display: inline; padding: 0; font-family: var(--gem-sans); font-size: .55rem; }
  .home-guide-grid, .index-guide-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 640px) {
  .home-stone-search { max-width: none; }
  .home-guide-grid, .index-guide-grid, .home-utility-grid { grid-template-columns: 1fr; }
  .home-guide-card { display: grid; min-height: 168px; grid-template-columns: 120px minmax(0,1fr); align-items: stretch; }
  .home-guide-card__visual { min-height: 0; align-self: stretch; }
  .home-guide-card__visual img { position: absolute; inset: 0; width: 100%; height: 100%; aspect-ratio: auto; object-fit: cover; }
  .home-guide-card__visual span { display: none; }
  .home-guide-card > div { padding: 1rem; }
  .home-guide-card p { display: none; }
  .home-guide-card h3 { margin: .4rem 0 .8rem; font-size: .9rem; }
  .index-guide-grid article { min-height: 175px; }
  .stone-index-filter > div { grid-template-columns: 1fr; align-items: stretch; }
  .stone-index-filter > div > label { white-space: normal; }
  .stone-index-filter button { width: 100%; }
}

/* v0.7.0 — search, editorial trust and non-article SEO finish */
.guide-editorial-info { padding: 1.8rem 0; border-top: 1px solid rgba(195,163,107,.32); border-bottom: 1px solid rgba(195,163,107,.32); background: #102330; color: #fff; }
.guide-editorial-info > .site-shell { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 3rem; align-items: center; }
.guide-editorial-info small, .archive-editorial-info small { color: var(--gem-gold); font-size: .5rem; font-weight: 800; letter-spacing: .15em; }
.guide-editorial-info strong, .archive-editorial-info strong { display: block; margin-top: .25rem; font-family: var(--gem-serif); font-size: .95rem; font-weight: 500; }
.guide-editorial-info p, .archive-editorial-info p { margin: .4rem 0 0; color: #b8c4c4; font-size: .65rem; line-height: 1.75; }
.guide-editorial-info > .site-shell > div:last-child { display: flex; gap: .8rem 1.3rem; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.guide-editorial-info span, .guide-editorial-info a { color: #c9d1d0; font-size: .6rem; text-decoration: none; }
.guide-editorial-info a { color: #e1cda2; }
.archive-editorial-info { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 2rem; align-items: center; margin-top: 4rem; padding: 1.5rem; border: 1px solid var(--gem-gold-light); background: #102330; color: #fff; }
.archive-editorial-info > div:last-child { display: grid; gap: .45rem; text-align: right; }
.archive-editorial-info span { color: #b8c4c4; font-size: .6rem; }
.archive-editorial-info a { color: #e1cda2; font-size: .62rem; font-weight: 700; text-decoration: none; }

.search-main { padding-bottom: 0; }
.search-hero { padding: 2.4rem 0 3.5rem; }
.search-hero .breadcrumb { margin-bottom: 1.8rem; }
.search-result-form { max-width: 650px; margin-top: 1.7rem; }
.search-result-form > label { display: block; margin-bottom: .4rem; color: #c3cecd; font-size: .62rem; font-weight: 700; }
.search-result-form > span { display: grid; grid-template-columns: 1fr auto; }
.search-result-form input { min-width: 0; height: 50px; padding: 0 .9rem; border: 1px solid rgba(228,211,173,.42); border-right: 0; background: rgba(255,255,255,.06); color: #fff; font: inherit; font-size: .78rem; }
.search-result-form button { min-width: 84px; border: 1px solid var(--gem-gold); background: var(--gem-gold); color: var(--gem-navy); font-size: .68rem; font-weight: 800; }
.search-results-content { padding-top: clamp(3.5rem,5vw,5.5rem); padding-bottom: 6rem; }
.search-result-section + .search-result-section { margin-top: 5rem; padding-top: 4rem; border-top: 1px solid var(--gem-line); }
.search-guide-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; background: var(--gem-line); }
.search-guide-grid article { display: flex; min-height: 240px; padding: 1.4rem; background: var(--gem-paper); flex-direction: column; }
.search-guide-grid small, .search-page-grid small { color: var(--gem-gold); font-size: .5rem; font-weight: 800; letter-spacing: .13em; }
.search-guide-grid h3 { margin: 1.5rem 0 .7rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1.1rem; font-weight: 500; line-height: 1.55; }
.search-guide-grid p { margin: 0 0 1.1rem; color: var(--gem-muted); font-size: .7rem; line-height: 1.8; }
.search-guide-grid nav { display: flex; gap: .45rem; margin-top: auto; }
.search-guide-grid nav a { flex: 1; padding: .55rem .35rem; border: 1px solid var(--gem-line); color: var(--gem-teal); font-size: .58rem; font-weight: 700; text-align: center; text-decoration: none; }
.search-page-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; background: var(--gem-line); }
.search-page-grid > a { display: grid; min-height: 155px; padding: 1.3rem; background: var(--gem-paper); color: inherit; text-decoration: none; }
.search-page-grid strong { align-self: center; color: var(--gem-navy); font-family: var(--gem-serif); font-size: 1rem; font-weight: 500; }
.search-page-grid span { color: var(--gem-teal); font-size: .62rem; font-weight: 700; }
.search-empty { padding: clamp(2rem,5vw,4rem); border: 1px solid var(--gem-gold-light); background: var(--gem-paper); text-align: center; }
.search-empty h2 { margin: .5rem 0 1rem; color: var(--gem-navy); font-family: var(--gem-serif); font-size: clamp(1.6rem,3vw,2.5rem); font-weight: 500; }
.search-empty > p:not(.guide-eyebrow) { color: var(--gem-muted); font-size: .8rem; }
.search-empty > div { display: flex; gap: .7rem; justify-content: center; margin-top: 1.5rem; }
.search-empty a { min-width: 180px; padding: .8rem 1rem; background: var(--gem-navy); color: #fff; font-size: .68rem; font-weight: 700; text-decoration: none; }

@media (max-width: 960px) {
  .guide-editorial-info > .site-shell, .archive-editorial-info { grid-template-columns: 1fr; }
  .guide-editorial-info > .site-shell > div:last-child { justify-content: flex-start; }
  .archive-editorial-info > div:last-child { text-align: left; }
  .search-guide-grid, .search-page-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 640px) {
  .search-hero { padding: 1.4rem 0 2.8rem; }
  .search-result-form > span { grid-template-columns: 1fr; }
  .search-result-form input { border-right: 1px solid rgba(228,211,173,.42); }
  .search-result-form button { min-height: 46px; }
  .search-guide-grid, .search-page-grid { grid-template-columns: 1fr; }
  .search-guide-grid article { min-height: 210px; }
  .search-empty > div { flex-direction: column; }
  .search-empty a { width: 100%; }
}

/* Readability: light-background text contrast, 2026-09-20. */
.home-section--intro .home-eyebrow, .home-section--stories .home-eyebrow, .home-section--trust .home-eyebrow, .home-path-card small, .home-utility-grid small { color: #76582d; }
.home-path-card__number { color: #806b49; }
.home-section--intro .home-section__heading > p, .home-section--stories .home-section__heading > p, .home-path-card p { color: #4f5e63; }
.stone-card__category { color: #76582d; }
.stone-card__body time { color: #586567; }