/* =========================================================
   月5万円のAI社員 コラム（../styles.css の上に重ねる）
   色は --bg / --ink / --accent とその透明度のみ
   ========================================================= */
.column-page { padding-bottom: 0; }
.site-header__nav a.is-current { color: var(--accent); box-shadow: inset 0 -3px 0 var(--accent); padding-bottom: 4px; }

.col-cat {
  display: inline-block; font-size: 13px; font-weight: 700; line-height: 1;
  color: var(--accent); border: 1px solid var(--accent); padding: 5px 8px; text-decoration: none;
}
a.col-cat:hover { background: var(--accent); color: var(--on-dark); }

/* ---------- 一覧 ---------- */
.col-hero { padding: calc(var(--header-h) + 88px) 0 56px; border-bottom: 4px solid var(--ink); }
.col-hero__title { font-size: clamp(32px, 4.6vw, 60px); font-weight: 900; letter-spacing: -1px; line-height: 1.2; }
.col-hero__lead { margin-top: 24px; color: var(--muted); font-size: clamp(16px, 1.4vw, 19px); }
.col-body { padding: 48px 0 112px; }
.col-filters { display: flex; flex-wrap: wrap; gap: 8px; }
.col-filter {
  appearance: none; cursor: pointer; font: inherit; font-size: 14px; font-weight: 700;
  background: transparent; color: var(--ink); border: 1px solid var(--line); padding: 9px 14px;
  display: inline-flex; align-items: center; gap: 8px;
}
.col-filter span { font-size: 12px; color: var(--faint); }
.col-filter:hover { border-color: var(--ink); }
.col-filter.is-on { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.col-filter.is-on span { color: var(--on-dark-muted); }
.col-count { margin: 28px 0 0; font-size: 14px; color: var(--faint); }

.col-list { border-top: 1px solid var(--ink); margin-top: 12px; }
.col-list__item { border-bottom: 1px solid var(--line); }
.col-list__item[hidden] { display: none; }
.col-list__item a { display: grid; grid-template-columns: 240px 1fr; grid-template-rows: auto auto; column-gap: 40px; row-gap: 6px; padding: 28px 0; text-decoration: none; color: var(--ink); }
.col-list__meta { grid-row: 1 / span 2; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.col-list__meta time { font-size: 13px; color: var(--faint); }
.col-list__title { font-size: 21px; font-weight: 900; line-height: 1.45; }
.col-list__desc { font-size: 15px; color: var(--muted); line-height: 1.7; }
.col-list__item a:hover .col-list__title { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.col-list--compact { margin-top: 0; }
.col-list--compact .col-list__item a { grid-template-columns: 1fr; padding: 20px 0; }
.col-list--compact .col-list__meta { grid-row: auto; flex-direction: row; align-items: center; }
.col-list--compact .col-list__title { font-size: 18px; }
.col-list--compact .col-list__desc { display: none; }

/* ---------- 記事 ---------- */
.art { padding: calc(var(--header-h) + 40px) 0 96px; }
.art__wrap { max-width: 880px; }
.crumb ol { display: flex; flex-wrap: wrap; gap: 4px 10px; font-size: 13px; color: var(--faint); }
.crumb li + li::before { content: "/"; margin-right: 10px; color: var(--line); }
.crumb a { color: var(--muted); }
.crumb li[aria-current] { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 28em; }

.art__head { margin-top: 32px; }
.art__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; font-size: 13px; color: var(--faint); }
.art__title { margin-top: 18px; font-size: clamp(28px, 3.6vw, 44px); font-weight: 900; letter-spacing: -.5px; line-height: 1.35; }

.art-answer { margin-top: 40px; border-top: 4px solid var(--accent); background: rgba(58,85,160,.06); padding: 24px 28px 26px; }
.art-answer__label { font-size: 14px; font-weight: 900; color: var(--accent); letter-spacing: .08em; }
.art-answer__text { margin-top: 8px; font-size: 19px; font-weight: 700; line-height: 1.75; }

.art__lead { margin-top: 36px; font-size: 17px; line-height: 1.95; color: var(--ink); }

.art-toc { margin-top: 40px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); padding: 20px 0 22px; }
.art-toc__title { font-size: 14px; font-weight: 900; color: var(--faint); }
.art-toc ol { margin-top: 10px; counter-reset: toc; }
.art-toc li { counter-increment: toc; display: grid; grid-template-columns: 2.2em 1fr; padding: 5px 0; font-size: 16px; }
.art-toc li::before { content: counter(toc, decimal-leading-zero); font-weight: 900; color: var(--accent); }
.art-toc a { color: var(--ink); text-decoration: none; font-weight: 700; }
.art-toc a:hover { color: var(--accent); text-decoration: underline; }

.art-sec { margin-top: 64px; scroll-margin-top: calc(var(--header-h) + 16px); }
.art-sec h2, .art-faq h2 {
  font-size: clamp(22px, 2.5vw, 30px); font-weight: 900; line-height: 1.4; letter-spacing: -.3px;
  border-top: 4px solid var(--ink); padding-top: 18px; margin-bottom: 20px;
  scroll-margin-top: calc(var(--header-h) + 16px);
}
.art-sec h3 { font-size: 19px; font-weight: 900; line-height: 1.5; margin: 32px 0 10px; }
.art-sec p { font-size: 17px; line-height: 1.95; }
.art-sec p + p { margin-top: 16px; }
.art-sec ul, .art-sec ol { margin: 16px 0; }
.art-sec ul li { position: relative; padding-left: 1.3em; font-size: 17px; line-height: 1.85; }
.art-sec ul li::before { content: ""; position: absolute; left: 0; top: .78em; width: 8px; height: 8px; background: var(--accent); }
.art-sec ol { counter-reset: ol; }
.art-sec ol li { counter-increment: ol; position: relative; padding: 8px 0 8px 2em; font-size: 17px; line-height: 1.85; border-bottom: 1px solid var(--line); }
.art-sec ol li::before { content: counter(ol); position: absolute; left: 0; top: 8px; font-weight: 900; color: var(--accent); }
.art-sec li + li { margin-top: 6px; }
.art-sec strong { font-weight: 900; background: rgba(58,85,160,.12); padding: 0 2px; }
.art-sec a { color: var(--accent); }

.art-table-wrap { margin: 20px 0; overflow-x: auto; }
.art-sec table { width: 100%; min-width: 560px; font-size: 15px; line-height: 1.6; border-top: 2px solid var(--ink); }
.art-sec th, .art-sec td { padding: 14px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.art-sec thead th { font-size: 14px; color: var(--muted); }
.art-sec tbody th { font-weight: 700; white-space: nowrap; }

.art-point { margin: 24px 0; border-left: 4px solid var(--accent); padding: 4px 0 4px 20px; }
.art-point__label { font-size: 13px; font-weight: 900; color: var(--accent); letter-spacing: .06em; }
.art-point p { font-size: 16px; margin-top: 4px; }

.art-check { margin: 20px 0; border: 1px solid var(--line); padding: 20px 24px; }
.art-check__title { font-weight: 900; font-size: 16px; }
.art-check ul { margin: 10px 0 0; }
.art-check ul li::before { width: 14px; height: 14px; top: .45em; background: transparent; border: 2px solid var(--accent); }

.art-faq { margin-top: 72px; }
.art-faq__item { border-bottom: 1px solid var(--line); }
.art-faq__item summary { list-style: none; cursor: pointer; position: relative; padding: 20px 44px 20px 40px; font-size: 17px; font-weight: 700; line-height: 1.55; }
.art-faq__item summary::-webkit-details-marker { display: none; }
.art-faq__item summary::before { content: "Q"; position: absolute; left: 0; top: 16px; font-size: 22px; font-weight: 900; color: var(--accent); }
.art-faq__item summary::after { content: "+"; position: absolute; right: 6px; top: 14px; font-size: 26px; }
.art-faq__item[open] summary::after { content: "−"; }
.art-faq__item p { position: relative; padding: 0 8px 22px 40px; color: var(--muted); font-size: 16px; line-height: 1.85; }
.art-faq__item p::before { content: "A"; position: absolute; left: 0; top: -4px; font-size: 22px; font-weight: 900; color: var(--faint); }

.art-sources { margin-top: 48px; font-size: 14px; }
.art-sources__title { font-size: 15px; font-weight: 900; margin-bottom: 8px; }
.art-sources li { padding: 3px 0; color: var(--muted); }
.art-sources a { color: var(--accent); }

.author { margin-top: 72px; border-top: 4px solid var(--ink); padding-top: 20px; }
.author__label { font-size: 14px; font-weight: 900; color: var(--faint); }
.author__body { display: grid; grid-template-columns: 88px 1fr; gap: 24px; margin-top: 16px; }
.author__photo { width: 88px; height: 88px; object-fit: cover; display: block; }
.author__mark { width: 88px; height: 88px; display: flex; align-items: center; justify-content: center; background: var(--accent); color: var(--on-dark); font-size: 24px; font-weight: 900; }
.author__role { font-size: 13px; color: var(--faint); }
.author__name { font-size: 24px; font-weight: 900; margin-top: 2px; }
.author__bio { font-size: 15px; color: var(--muted); line-height: 1.85; margin-top: 10px; }
.author__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.author__tags li { font-size: 13px; font-weight: 700; border: 1px solid var(--ink); padding: 3px 9px; }

.col-cta { margin-top: 72px; background: var(--accent); color: var(--on-dark); }
.col-cta__inner { padding: 48px 48px 52px; }
.col-cta--wide { margin-top: 0; }
.col-cta--wide .col-cta__inner { max-width: 1200px; margin: 0 auto; padding: 88px 40px; }
.col-cta__kicker { font-size: 14px; font-weight: 700; color: var(--on-dark-muted); }
.col-cta__title { font-size: clamp(24px, 2.8vw, 36px); font-weight: 900; line-height: 1.35; margin-top: 8px; letter-spacing: -.5px; }
.col-cta__text { color: var(--on-dark-muted); margin: 14px 0 28px; font-size: 16px; }

.art-related { margin-top: 72px; }
.art-related__title { font-size: 22px; font-weight: 900; margin-bottom: 8px; }
.art__back { margin-top: 48px; text-align: center; }
.art__back a { color: var(--accent); font-weight: 700; }

@media (max-width: 768px) {
  .col-hero { padding: calc(var(--header-h) + 48px) 0 40px; }
  .col-body { padding: 32px 0 72px; }
  .col-filters { flex-wrap: nowrap; overflow-x: auto; margin: 0 -20px; padding: 0 20px 4px; }
  .col-filter { flex-shrink: 0; }
  .col-list__item a { grid-template-columns: 1fr; padding: 22px 0; }
  .col-list__meta { grid-row: auto; flex-direction: row; align-items: center; }
  .col-list__title { font-size: 18px; }
  .col-list__desc { font-size: 14px; }

  .art { padding: calc(var(--header-h) + 24px) 0 72px; }
  .crumb li[aria-current] { max-width: 14em; }
  .art-answer { padding: 20px 18px 22px; }
  .art-answer__text { font-size: 17px; }
  .art__lead, .art-sec p, .art-sec ul li, .art-sec ol li { font-size: 16px; }
  .art-sec { margin-top: 52px; }
  .art-faq__item summary { font-size: 16px; padding: 18px 36px 18px 34px; }
  .art-faq__item p { padding-left: 34px; font-size: 15px; }
  .author__body { grid-template-columns: 64px 1fr; gap: 16px; }
  .author__mark { width: 64px; height: 64px; font-size: 18px; }
  .author__photo { width: 64px; height: 64px; }
  .col-cta__inner { padding: 36px 20px 40px; }
  .col-cta--wide .col-cta__inner { padding: 64px 20px; }
}

/* 今日のご相談：判定の列を1行で */
.art--consult .art-sec td:nth-child(2) { white-space: nowrap; font-weight: 700; color: var(--ink); }
@media (max-width: 768px) {
  .art--consult .art-sec table { min-width: 720px; }
  .art--consult .art-sec td:nth-child(3) { min-width: 300px; }
}