:root {
  --navy: #202B3C;
  --navy-deep: #17202D;
  --orange: #E8710A;
  --orange-soft: #FDF1E5;
  --cta: #FFD24A;
  --cta-edge: #E0B435;
  --link: #14588F;
  --ink: #1A1D22;
  --ink-soft: #454A52;
  --ink-mute: #6E7480;
  --ground: #F3F4F6;
  --surface: #FFFFFF;
  --rule: #DDE0E5;
  --rule-soft: #EAECEF;
  --font: "Meiryo UI", "Meiryo", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", sans-serif;
  --font-num: "Segoe UI", Roboto, system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.8;
  -webkit-text-size-adjust: 100%;
}

.is-hidden { display: none !important; }

/* ---------- masthead ---------- */

.masthead { background: var(--navy); color: #fff; }
.masthead-inner {
  max-width: 960px; margin: 0 auto; padding: 12px 16px;
  display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap;
}
.logo { text-decoration: none; letter-spacing: .06em; font-size: 22px; font-weight: 700; white-space: nowrap; }
.logo-mark { color: #fff; }
.logo-mark.alt { color: var(--orange); }
.masthead-copy { margin: 0; font-size: 12.5px; color: #C6CBD4; line-height: 1.6; }

/* ---------- tab bar ---------- */

.tabbar { background: var(--navy-deep); position: sticky; top: 0; z-index: 20; }
.tabbar-inner {
  max-width: 960px; margin: 0 auto; padding: 0 8px;
  display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none;
}
.tabbar-inner::-webkit-scrollbar { display: none; }

.tab {
  flex: 0 0 auto; appearance: none; border: 0; background: transparent;
  color: #CBD1DA; font-family: inherit; font-size: 13.5px; font-weight: 700;
  padding: 12px 14px 10px; cursor: pointer; white-space: nowrap;
  border-bottom: 3px solid transparent; text-decoration: none; line-height: 1.4;
}
.tab:hover { color: #fff; }
.tab.is-active { color: #fff; border-bottom-color: var(--orange); }
.tab:focus-visible { outline: 2px solid var(--orange); outline-offset: -3px; }
.tab-soon {
  display: inline-block; margin-left: 6px; font-size: 10px; font-weight: 700;
  color: #9AA2AE; border: 1px solid #454D5A; border-radius: 3px; padding: 0 4px;
  vertical-align: 1px;
}

/* ---------- layout ---------- */

.shell { max-width: 960px; margin: 0 auto; padding: 14px 16px 56px; }

.ad-label {
  margin: 0 0 14px; font-size: 12px; color: var(--ink-mute);
  display: flex; align-items: center; gap: 8px; line-height: 1.6;
}
.ad-label span {
  flex: 0 0 auto; background: #E7E9ED; color: #4A5059; font-weight: 700;
  border-radius: 3px; padding: 1px 7px; font-size: 11px;
}

.cat { display: none; }
.cat.is-active { display: block; }

.cat-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 16px; flex-wrap: wrap; margin-bottom: 14px;
}
.cat-title h1 { margin: 0; font-size: 21px; line-height: 1.4; }
.cat-title h1 small { font-size: 13px; font-weight: 400; color: var(--ink-mute); margin-left: 8px; }
.cat-stamp { margin: 2px 0 0; font-family: var(--font-num); font-size: 12px; color: var(--ink-mute); }

/* gender toggle */
.gender { display: flex; border: 1px solid var(--rule); border-radius: 999px; background: var(--surface); overflow: hidden; }
.gender-btn {
  appearance: none; border: 0; background: transparent; font-family: inherit;
  font-size: 13px; font-weight: 700; color: var(--ink-mute);
  padding: 7px 18px; cursor: pointer; white-space: nowrap;
}
.gender-btn.is-active { background: var(--navy); color: #fff; }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip {
  appearance: none; font-family: inherit; font-size: 13px; font-weight: 700;
  color: var(--ink-soft); background: var(--surface);
  border: 1px solid var(--rule); border-radius: 999px;
  padding: 6px 15px; cursor: pointer; white-space: nowrap;
}
.chip:hover { border-color: var(--orange); color: var(--orange); }
.chip.is-active { background: var(--orange-soft); border-color: var(--orange); color: #A8500A; }

.group { display: none; }
.group.is-active { display: block; }

/* ---------- items ---------- */

.items { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }

.item {
  display: flex; gap: 14px; background: var(--surface);
  border: 1px solid var(--rule); border-radius: 8px; padding: 16px 18px;
}
.item:first-child { border-color: var(--orange); box-shadow: 0 1px 0 rgba(232,113,10,.18); }

.rank {
  flex: 0 0 auto; width: 30px; height: 30px; border-radius: 6px;
  background: #EDEFF2; color: var(--ink-soft);
  font-family: var(--font-num); font-size: 15px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.item:first-child .rank { background: var(--orange); color: #fff; }

.item-body { flex: 1; min-width: 0; }
.item-brand { margin: 0; font-size: 12px; color: var(--ink-mute); letter-spacing: .02em; }
.item-name { margin: 1px 0 6px; font-size: 16px; line-height: 1.6; color: var(--link); font-weight: 700; }
.item-highlight { margin: 0 0 12px; font-size: 13.5px; color: var(--ink-soft); line-height: 1.75; }

.cta {
  display: inline-block; background: var(--cta); border: 1px solid var(--cta-edge);
  color: #1A1D22; font-size: 13.5px; font-weight: 700; text-decoration: none;
  border-radius: 999px; padding: 7px 22px;
}
.cta:hover { background: #FFC933; }
.cta:focus-visible { outline: 2px solid var(--navy); outline-offset: 2px; }

.item-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.link-article, .link-rank {
  font-size: 13px; font-weight: 700; color: var(--link); text-decoration: none;
  padding-left: 14px; position: relative;
}
.link-article::before, .link-rank::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 6px; height: 6px;
  border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
  transform: translateY(-50%) rotate(-45deg);
}
.link-article:hover, .link-rank:hover { text-decoration: underline; }
.item-where { margin-left: 8px; color: var(--ink-mute); }

/* ---------- articles ---------- */

.article-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.article-card { background: var(--surface); border: 1px solid var(--rule); border-radius: 8px; }
.article-card.is-hidden { display: none; }
.article-card-link { display: block; padding: 16px 18px; text-decoration: none; color: inherit; }
.article-card-link:hover .article-title { text-decoration: underline; }
.article-meta {
  margin: 0 0 6px; font-size: 12px; color: var(--ink-mute);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-family: var(--font-num);
}
.article-cat {
  font-family: var(--font); font-weight: 700; color: #A8500A; background: var(--orange-soft);
  border-radius: 3px; padding: 1px 7px; font-size: 11.5px;
}
.article-title { margin: 0 0 6px; font-size: 16px; line-height: 1.6; color: var(--link); font-weight: 700; }
.article-desc { margin: 0; font-size: 13.5px; color: var(--ink-soft); line-height: 1.75; }
.article-products { margin: 8px 0 0; font-size: 12px; color: var(--ink-mute); display: flex; gap: 6px; flex-wrap: wrap; }
.article-products span { border: 1px solid var(--rule); border-radius: 3px; padding: 0 6px; }
.article-empty { margin-top: 8px; }

.article .article-meta { margin-bottom: 10px; }
.article h1 { margin-bottom: 12px; }
.article-lead { font-size: 15px !important; color: var(--ink) !important; margin: 0 0 24px; line-height: 1.9; }
.article h3 { margin: 24px 0 6px; font-size: 15px; }
.article img { max-width: 100%; height: auto; }
.article blockquote { margin: 16px 0; padding: 10px 16px; border-left: 3px solid var(--rule); color: var(--ink-mute); background: var(--ground); }
.article-products-box { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--rule-soft); }
.article-products-box h2 { border: 0; margin-top: 0; }
.article-products-box .items { margin-bottom: 10px; }
.article-products-box .item { background: var(--ground); }
.article-note { margin: 28px 0 0 !important; font-size: 12.5px !important; color: var(--ink-mute) !important; line-height: 1.8; }
.related { margin-top: 28px; }
.related h2 { margin: 0 0 10px; font-size: 15px; }

/* ---------- empty ---------- */

.empty {
  background: var(--surface); border: 1px dashed var(--rule);
  border-radius: 8px; padding: 32px 24px; text-align: center; color: var(--ink-mute);
}
.empty-title { margin: 0 0 6px; font-size: 15px; font-weight: 700; color: var(--ink-soft); }
.empty p { margin: 0; font-size: 13.5px; }

/* ---------- about strip ---------- */

.about-strip { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--rule); }
.about-strip h2 { margin: 0 0 8px; font-size: 15px; }
.about-strip p { margin: 0 0 10px; font-size: 13.5px; color: var(--ink-soft); }
.about-strip ul { margin: 0; padding-left: 20px; font-size: 13px; color: var(--ink-mute); }
.about-strip li { margin-bottom: 4px; }

/* ---------- doc pages ---------- */

.doc { background: var(--surface); border: 1px solid var(--rule); border-radius: 8px; padding: 32px 34px 40px; }
.crumb { font-size: 12.5px; color: var(--ink-mute); margin-bottom: 16px; }
.crumb a { color: var(--ink-mute); }
.crumb span { padding: 0 7px; }
.doc h1 { margin: 0 0 24px; font-size: 23px; line-height: 1.5; }
.doc h2 { margin: 32px 0 8px; font-size: 16px; padding-bottom: 6px; border-bottom: 1px solid var(--rule-soft); }
.doc p, .doc li { color: var(--ink-soft); font-size: 14.5px; }
.doc ul { padding-left: 20px; }
.doc li { margin-bottom: 5px; }
.doc a { color: var(--link); }
.doc table { border-collapse: collapse; width: 100%; font-size: 14px; }
.doc th, .doc td { border: 1px solid var(--rule); padding: 8px 12px; text-align: left; }

/* contact form */
.contact-form { display: flex; flex-direction: column; gap: 18px; margin-top: 24px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; }
.contact-form label > span { font-size: 13.5px; font-weight: 700; color: var(--ink); }
.contact-form label > span i {
  font-style: normal; font-size: 11px; font-weight: 700; color: #A8300A;
  background: #FBEDE8; border-radius: 3px; padding: 1px 6px; margin-left: 8px;
}
.contact-form input, .contact-form select, .contact-form textarea {
  font-family: inherit; font-size: 14.5px; color: var(--ink);
  border: 1px solid var(--rule); border-radius: 5px; padding: 9px 11px; background: #fff;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: 2px solid var(--orange); outline-offset: -1px; border-color: var(--orange);
}
.form-note { margin: 0; font-size: 12.5px; color: var(--ink-mute); }
.cta-submit { align-self: flex-start; appearance: none; cursor: pointer; font-family: inherit; padding: 10px 34px; }

/* ---------- footer ---------- */

.site-footer { background: var(--navy); color: #C6CBD4; margin-top: 48px; }
.footer-inner { max-width: 960px; margin: 0 auto; padding: 32px 16px 40px; }
.footer-block h2 { margin: 0 0 8px; font-size: 13px; color: #fff; letter-spacing: .04em; }
.disclosure { margin: 0 0 24px; font-size: 12.5px; line-height: 1.9; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 22px; padding-top: 20px; border-top: 1px solid #333D4C; }
.footer-nav a { color: #DDE1E7; font-size: 13px; text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; }
.footer-note { margin: 18px 0 0; font-size: 12px; line-height: 1.8; color: #9AA2AE; }
.footer-meta { margin: 14px 0 0; font-family: var(--font-num); font-size: 11.5px; color: #79808C; }

@media (max-width: 600px) {
  .doc { padding: 24px 20px 32px; border-radius: 0; margin: 0 -16px; border-left: 0; border-right: 0; }
  .item { padding: 14px; gap: 11px; }
  .item-name { font-size: 15px; }
  .cat-head { align-items: flex-start; }
}

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

/* ==========================================================================
   商品解説記事のパーツ（kireirank-product-article スキルが出力するHTML用）
   記事Markdown側は <div class="kr-..."> を書くだけでよい。
   ========================================================================== */

.kr-ad-note {
  font-size: 12px; color: var(--ink-mute); background: var(--ground);
  border: 1px solid var(--rule-soft); border-radius: 3px;
  padding: 6px 11px; margin: 0 0 20px;
}
.kr-note { font-size: 12px; color: var(--ink-mute); }

/* ---- 本文中の商品名リンク（導線） ---- */
.kr-plink {
  color: var(--link); text-decoration: underline;
  text-decoration-thickness: 1px; text-underline-offset: 2px;
  text-decoration-color: rgba(20, 88, 143, .4);
}
.kr-plink:hover { text-decoration-color: var(--link); background: var(--orange-soft); }
.kr-plink:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; border-radius: 2px; }

/* ---- 忙しい方向け 30秒まとめ ---- */
.kr-tldr {
  border: 1px solid var(--orange); border-radius: 6px; background: var(--surface);
  margin: 22px 0; overflow: hidden;
}
.kr-tldr__head {
  background: var(--orange); color: #fff; font-weight: 700;
  font-size: 14px; padding: 7px 14px; letter-spacing: .02em;
}
.kr-tldr__list { margin: 0; padding: 14px 16px 14px 38px; display: flex; flex-direction: column; gap: 10px; }
.kr-tldr__list li::marker { font-weight: 700; color: var(--orange); }

/* ---- ◎/△ 判定カード ---- */
.kr-fit { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 20px 0; }
.kr-fit__col { border: 1px solid var(--rule); border-radius: 6px; padding: 0 0 12px; background: var(--surface); }
.kr-fit__head { font-weight: 700; font-size: 13.5px; padding: 8px 14px; border-bottom: 1px solid var(--rule-soft); }
.kr-fit__col--good { border-color: #0F7B52; }
.kr-fit__col--good .kr-fit__head { background: #EEF7F2; color: #0F7B52; }
.kr-fit__col--bad .kr-fit__head { background: var(--orange-soft); color: #A8560A; }
.kr-fit ul { margin: 10px 0 0; padding-left: 30px; font-size: 13.5px; line-height: 1.75; display: flex; flex-direction: column; gap: 5px; }

/* ---- 相性メーター ---- */
.kr-meter { border: 1px solid var(--rule); border-radius: 6px; padding: 14px 16px; margin: 20px 0; background: var(--surface); }
.kr-meter__head { font-weight: 700; font-size: 13.5px; margin-bottom: 12px; }
.kr-meter__row {
  display: grid; grid-template-columns: 9.5em 1fr 2.4em; align-items: center;
  gap: 10px; margin-bottom: 9px; font-size: 12.5px;
}
.kr-meter__row i {
  display: block; height: 8px; border-radius: 99px; background: var(--ground);
  border: 1px solid var(--rule-soft); position: relative; overflow: hidden;
}
.kr-meter__row i::after {
  content: ""; position: absolute; inset: 0 auto 0 0; width: var(--v);
  background: linear-gradient(90deg, #F0A24A, var(--orange));
}
.kr-meter__row b { font-family: var(--font-num); text-align: right; }
.kr-meter__note { font-size: 12px; color: var(--ink-mute); margin: 10px 0 0; }

/* ---- 記事内CTA ---- */
.kr-cta { border: 1px solid var(--rule); border-radius: 8px; background: var(--surface); padding: 18px 16px; margin: 32px 0; text-align: center; }
.kr-cta__name { font-size: 14.5px; font-weight: 700; margin-bottom: 12px; line-height: 1.6; }
.kr-cta__btn {
  display: inline-block; background: var(--cta); border: 1px solid var(--cta-edge);
  color: var(--ink); font-weight: 700; font-size: 14.5px;
  text-decoration: none; padding: 10px 44px; border-radius: 99px;
}
.kr-cta__btn:hover { filter: brightness(1.04); }
.kr-cta__btn:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; }
.kr-cta__note { font-size: 12px; color: var(--ink-mute); margin: 11px 0 0; }

/* ---- 出典・免責 ---- */
.kr-sources { border-top: 1px solid var(--rule); margin-top: 36px; padding-top: 14px; font-size: 12.5px; color: var(--ink-mute); }
.kr-sources ul { padding-left: 20px; margin: 6px 0 10px; display: flex; flex-direction: column; gap: 3px; }
.kr-sources__note { font-size: 12px; line-height: 1.8; }

@media (max-width: 600px) {
  .kr-fit { grid-template-columns: 1fr; }
  .kr-meter__row { grid-template-columns: 7.5em 1fr 2.4em; font-size: 11.5px; }
}

/* ---- よくある質問（FAQPage 構造化データの元になる） ---- */
.kr-faq { margin: 24px 0; }
.kr-faq__item { border: 1px solid var(--rule); border-radius: 6px; background: var(--surface); margin-bottom: 8px; }
.kr-faq__item summary { cursor: pointer; padding: 11px 14px; font-weight: 700; font-size: 14px; list-style: none; position: relative; padding-right: 34px; }
.kr-faq__item summary::-webkit-details-marker { display: none; }
.kr-faq__item summary::after { content: "＋"; position: absolute; right: 14px; top: 10px; color: var(--orange); font-weight: 700; }
.kr-faq__item[open] summary::after { content: "－"; }
.kr-faq__item summary::before { content: "Q."; color: var(--orange); margin-right: 6px; }
.kr-faq__item p { margin: 0; padding: 0 14px 12px 14px; font-size: 13.5px; line-height: 1.8; color: var(--ink-soft); }
.kr-faq__item p::before { content: "A."; color: var(--ink-mute); font-weight: 700; margin-right: 6px; }

/* ---------- ランキングの動き（/trends/） ---------- */

.trend-lead {
  margin: 0 0 18px; font-size: 13.5px; line-height: 1.9; color: var(--ink-soft);
  background: var(--surface); border: 1px solid var(--rule); border-left: 3px solid var(--orange);
  border-radius: 6px; padding: 13px 16px;
}

.trend-jump { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.trend-jump a {
  font-size: 12.5px; font-weight: 700; text-decoration: none; color: var(--ink-soft);
  background: var(--surface); border: 1px solid var(--rule); border-radius: 999px; padding: 6px 14px;
}
.trend-jump a:hover { border-color: var(--orange); color: var(--orange); }

.trend-section { margin-bottom: 30px; }
.trend-section h2 {
  margin: 0 0 4px; font-size: 17px; color: var(--ink);
  border-left: 4px solid var(--orange); padding-left: 10px;
}
.trend-note { margin: 0 0 12px; font-size: 12.5px; line-height: 1.8; color: var(--ink-mute); }

/* 左端の変動バッジ。.rank の代わりに入る */
.trend-move {
  flex: 0 0 auto; width: 66px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 2px;
  border-radius: 6px; padding: 7px 4px; background: #EDEFF2;
}
.trend-delta { font-family: var(--font-num); font-size: 16px; font-weight: 700; line-height: 1.2; }
.trend-sub { font-family: var(--font-num); font-size: 10.5px; color: var(--ink-mute); white-space: nowrap; }

.trend-move.is-riser { background: var(--orange-soft); }
.trend-move.is-riser .trend-delta { color: #A8500A; }
.trend-move.is-new { background: #E7F1F8; }
.trend-move.is-new .trend-delta { color: var(--link); font-size: 13px; }
.trend-move.is-staple { background: #EFEDE6; }
.trend-move.is-staple .trend-delta { color: #7A6A3A; font-size: 14px; }
.trend-move.is-out { background: #EDEFF2; }
.trend-move.is-out .trend-delta { color: var(--ink-mute); font-size: 13px; }

/* 動きのページでは先頭行だけを強調しない（順位表ではないため） */
.trend-items .item:first-child { border-color: var(--rule); box-shadow: none; }

@media (max-width: 600px) {
  .trend-move { width: 58px; }
  .trend-delta { font-size: 14px; }
}

/* ---- ヘッダーの「順位の動き」リンク ---- */
.masthead-trends {
  margin-left: auto; flex: 0 0 auto; text-decoration: none;
  font-size: 12.5px; font-weight: 700; color: #fff;
  border: 1px solid #4A5566; border-radius: 999px; padding: 5px 14px;
  display: inline-flex; align-items: baseline; gap: 8px;
}
.masthead-trends span { font-family: var(--font-num); font-size: 11px; font-weight: 400; color: #AEB6C2; }
.masthead-trends:hover { border-color: var(--orange); background: rgba(232,113,10,.14); }

/* ---- トップページの誘導ストリップ ---- */
.trend-strip {
  display: flex; align-items: center; gap: 12px; text-decoration: none;
  background: var(--surface); border: 1px solid var(--rule); border-left: 3px solid var(--orange);
  border-radius: 8px; padding: 12px 16px; margin-bottom: 16px;
}
.trend-strip:hover { border-color: var(--orange); }
.trend-strip-tag {
  flex: 0 0 auto; font-size: 11.5px; font-weight: 700; color: #A8500A;
  background: var(--orange-soft); border-radius: 4px; padding: 3px 9px;
}
.trend-strip-body { flex: 1; min-width: 0; font-size: 13.5px; line-height: 1.7; color: var(--ink); }
.trend-strip-go {
  flex: 0 0 auto; font-size: 13px; font-weight: 700; color: var(--link);
  padding-right: 14px; position: relative;
}
.trend-strip-go::after {
  content: ""; position: absolute; right: 2px; top: 50%; width: 6px; height: 6px;
  border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
  transform: translateY(-50%) rotate(-45deg);
}

@media (max-width: 600px) {
  .masthead-trends { margin-left: 0; }
  .trend-strip { flex-wrap: wrap; gap: 8px; }
  .trend-strip-body { flex: 1 1 100%; order: 3; font-size: 13px; }
  .trend-strip-go { order: 2; margin-left: auto; }
}

.trend-more { margin: 10px 0 0; font-size: 12.5px; color: var(--ink-mute); }

/* ---------- 掲載アーカイブ（/archive/） ---------- */

.trend-move.is-archive { background: #EDEFF2; }
.trend-move.is-archive .trend-delta { color: var(--ink-soft); font-size: 15px; }

.arc-meta {
  margin: 0 0 12px; font-family: var(--font-num); font-size: 12px; color: var(--ink-mute);
}

.arc-index { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.arc-index a {
  display: flex; align-items: baseline; justify-content: space-between; gap: 10px;
  background: var(--surface); border: 1px solid var(--rule); border-radius: 8px;
  padding: 16px 18px; text-decoration: none;
}
.arc-index a:hover { border-color: var(--orange); }
.arc-index-label { font-size: 15px; font-weight: 700; color: var(--link); }
.arc-index-count { font-family: var(--font-num); font-size: 13px; color: var(--ink-mute); }

.cat-archive { margin: 14px 0 0; font-size: 13px; }
.cat-archive a {
  color: var(--link); font-weight: 700; text-decoration: none;
  padding-left: 14px; position: relative;
}
.cat-archive a::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 6px; height: 6px;
  border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
  transform: translateY(-50%) rotate(-45deg);
}
.cat-archive a:hover { text-decoration: underline; }