/* コラム専用。共通部品は site.css を使用し、追加規則は .column-mock 内に限定する。 */
.column-mock{--navy:#143A52;--paper:#F7F4EE;--beige:#F0E9DE;--green:#2F7D57;--ink:#17364b;background:var(--paper);color:var(--ink)}
.column-mock h1,.column-mock h2,.column-mock h3{font-family:var(--serif)}
.column-mock .column-shell{width:min(100% - 64px,1280px);margin-inline:auto}
.column-mock .header{background:var(--paper)}
.column-mock .header .wordmark,.column-mock footer .footer-brand{min-height:48px}
.column-mock .sample-label{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border:1px solid currentColor;font-family:var(--sans);font-size:14px;font-weight:700;line-height:1.4}
.column-mock .column-hero{margin-top:var(--header-h);background:var(--navy);color:var(--paper)}
.column-mock .category{display:inline-block;font-family:var(--sans);font-size:14px;font-weight:700;line-height:1.5}
.column-mock .article-meta,.column-mock .card-meta{font-size:14px;font-variant-numeric:tabular-nums}
.column-mock .article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px 20px;margin-top:38px}
.column-mock .article-meta .category{padding:4px 12px;border:1px solid currentColor}
.column-mock .article-meta span:not(.category){opacity:.85}
.column-mock .hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:stretch;min-height:540px}
.column-mock .hero-copy{padding:42px 48px 56px 0;align-self:center}
.column-mock .back-link{display:block;width:max-content;max-width:100%;margin-top:32px;font-size:15px;text-underline-offset:5px}
.column-mock .article-hero h1{font-size:clamp(40px,4vw,66px);letter-spacing:.035em;line-height:1.55;margin:24px 0}
.column-mock .hero-copy>p{font-size:17px;line-height:1.8;max-width:30em}
.column-mock .hero-image{margin:0;min-width:0;min-height:100%;overflow:hidden}
.column-mock .hero-image img{width:100%;height:100%;max-height:590px;object-fit:cover;object-position:center}
.column-mock .article-layout{display:grid;grid-template-columns:214px minmax(0,1fr);gap:clamp(52px,6vw,110px);align-items:start;padding-top:80px}
.column-mock .toc-rail{position:sticky;top:calc(var(--header-h) + 26px);border-top:2px solid var(--navy);padding-top:15px;font-size:15px}
.column-mock .toc-rail p{font-size:14px;font-weight:700;margin-bottom:14px}
.column-mock .toc-rail nav{display:grid}
.column-mock .toc-rail a{display:flex;align-items:center;min-height:48px;padding:9px 12px;border-left:2px solid var(--line);text-decoration:none;line-height:1.5;transition:color .12s,border-color .12s,background-color .12s}
.column-mock .toc-rail a.is-current{border-color:var(--green);background:var(--beige);font-weight:700}
.column-mock .article-content{min-width:0;max-width:760px;padding-bottom:90px;font-size:17px;line-height:1.9;letter-spacing:.01em}
.column-mock .article-content>section>p,.column-mock .article-content>.article-section>p{max-width:40em}
.column-mock .mobile-toc{display:none}
.column-mock .conclusion{background:var(--beige);border-left:7px solid var(--green);padding:30px 38px 30px 34px}
.column-mock .conclusion h2{font-size:26px;margin-bottom:18px}
.column-mock .conclusion ol{display:grid;gap:12px}
.column-mock .conclusion li{display:flex;align-items:baseline;gap:17px;line-height:1.6}
.column-mock .conclusion li span{flex:none;color:var(--green);font-size:19px;font-weight:700;font-variant-numeric:tabular-nums}
.column-mock .inline-contact{display:flex;align-items:center;gap:12px 22px;flex-wrap:wrap;padding:24px 0;border-bottom:1px solid var(--line);font-size:16px}
.column-mock .inline-contact p{flex-basis:100%}
.column-mock .inline-contact a{display:inline-flex;align-items:center;min-height:48px;padding:9px 18px;background:var(--navy);color:var(--paper);font-weight:700;text-decoration:none}
.column-mock .inline-contact small{font-size:14px}
.column-mock .article-section{padding-top:90px;scroll-margin-top:calc(var(--header-h) + 18px)}
.column-mock .number-heading{position:relative;display:flex;align-items:end;gap:18px;min-height:100px;padding-bottom:14px;margin-bottom:26px;border-bottom:1px solid var(--navy)}
.column-mock .number-heading>span{font-family:var(--sans);font-size:clamp(70px,8vw,114px);font-weight:700;line-height:.82;letter-spacing:-.09em;color:#d8dedb;font-variant-numeric:tabular-nums}
.column-mock .number-heading h2{font-size:clamp(29px,3vw,40px);line-height:1.4;z-index:1}
.column-mock .article-section p+p{margin-top:24px}
.column-mock .article-section h3{font-family:var(--sans);font-size:20px;font-weight:700;margin:40px 0 12px}
.column-mock .reading-list{list-style:disc;padding-left:1.5em;margin-top:12px;max-width:40em}
.column-mock .reading-list li+li{margin-top:8px}
.column-mock .article-figure{margin:44px 0 0}
.column-mock .article-figure img{width:100%;max-height:430px;object-fit:cover}
.column-mock .article-figure figcaption{margin-top:9px;color:#4e5b61;font-size:14px;line-height:1.6}
.column-mock .table-scroll{overflow-x:auto;margin:24px 0 0}
.column-mock .table-scroll table{width:100%;min-width:460px;border-collapse:collapse;font-size:16px;line-height:1.7}
.column-mock .table-scroll caption{text-align:left;font-size:14px;margin-bottom:8px}
.column-mock .table-scroll th,.column-mock .table-scroll td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line)}
.column-mock .table-scroll thead{background:var(--navy);color:var(--paper)}
.column-mock .table-scroll tbody th{width:32%;font-weight:700}
.column-mock .article-note{border-left:3px solid var(--green);padding:12px 0 12px 21px;margin-top:32px;background:transparent;font-size:15px}
.column-mock .article-note strong{font-size:16px}
.column-mock .checklist{margin:30px 0 42px;padding:26px 0;border-top:1px solid var(--navy);border-bottom:1px solid var(--navy)}
.column-mock .checklist h3{margin:0 0 14px}
.column-mock .checklist ul{display:grid;gap:13px}
.column-mock .checklist li{display:flex;align-items:flex-start;gap:14px;line-height:1.65}
.column-mock .checklist svg{width:22px;height:22px;flex:none;margin-top:3px;color:var(--green)}
.column-mock .koike-quote{margin:0;padding:22px 30px 28px;border-top:2px solid var(--navy);border-bottom:2px solid var(--navy);background:var(--beige)}
.column-mock .quote-mark{height:38px;font-family:Georgia,serif;font-size:70px;line-height:1;color:var(--green)}
.column-mock .koike-quote p{font-family:var(--serif);font-size:23px;line-height:1.7}
.column-mock .koike-quote footer{background:none;padding:16px 0 0;text-align:right;font-size:14px;line-height:1.5}
.column-mock .koike-quote footer strong{font-size:17px}
.column-mock .quote-caution{font-size:14px;color:#4e5b61;margin-top:10px!important}
.column-mock .qualification-panel{margin-top:30px;padding:25px;background:var(--beige);border:2px solid var(--navy)}
.column-mock .qualification-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.column-mock .qualification-list span{position:relative;min-height:110px;display:flex;align-items:center;justify-content:center;padding:20px 10px;border:4px solid var(--navy);font-family:var(--serif);font-size:18px;font-weight:600;text-align:center;line-height:1.5}
.column-mock .qualification-list span::after{content:'';position:absolute;inset:5px;border:1px solid var(--green)}
.column-mock .permit-placeholder{border-top:1px solid var(--navy);margin-top:22px;padding-top:14px;display:flex;gap:28px;align-items:baseline}
.column-mock .permit-placeholder h3{font-size:17px;margin:0}
.column-mock .permit-placeholder p{font-size:15px}
.article-mock .article-evidence{margin-top:76px;padding-top:26px;border-top:2px solid var(--navy)}
.article-mock .article-evidence h2{font-size:27px;line-height:1.5;margin-bottom:20px}
.article-mock .evidence-table{width:100%;border-collapse:collapse;font-family:var(--sans);font-size:14px;line-height:1.6;table-layout:fixed}
.article-mock .evidence-table th,.article-mock .evidence-table td{text-align:left;vertical-align:top;padding:12px 10px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}
.article-mock .evidence-table thead th{background:var(--beige);font-weight:700}
.article-mock .evidence-table th:first-child{width:42%}
.article-mock .evidence-table th:last-child{width:19%}
.article-mock .evidence-table tbody th{font-weight:600}
.article-mock .evidence-blank{display:inline-block;width:100%;min-width:2em;height:1.4em;border-bottom:1px dotted #8e9da1;vertical-align:bottom}
.article-mock .evidence-byline{display:flex;flex-wrap:wrap;gap:12px 30px;margin-top:26px;padding-top:17px;border-top:1px solid var(--navy);font-family:var(--sans);font-size:14px;line-height:1.6}
.article-mock .evidence-byline>div{display:flex;gap:8px;align-items:baseline}
.article-mock .evidence-byline dt{font-weight:700;white-space:nowrap}
.article-mock .evidence-byline dd{margin:0}
.article-mock .evidence-byline .evidence-blank{min-width:6em}
.column-mock .related{padding-block:70px 90px;border-top:1px solid var(--line)}
.column-mock .section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
.column-mock .section-heading h2{font-size:clamp(28px,3vw,38px)}
.column-mock .section-heading>a{font-size:15px;min-height:48px;display:flex;align-items:center;text-underline-offset:5px}
.column-mock .section-heading>span{color:#52616b;font-size:14px}
.column-mock .related-track,.column-mock .card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.column-mock .article-card{display:block;min-width:0;border:1px solid var(--line);text-decoration:none;transition:border-color .14s,background-color .14s}
.column-mock .article-card:hover,.column-mock .article-card:focus-visible{border-color:var(--navy);background:#fffdf9}
.column-mock .article-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.column-mock .article-card>div{padding:20px 20px 23px}
.column-mock .article-card .category{color:var(--green)}
.column-mock .article-card h3{font-size:clamp(20px,2vw,25px);line-height:1.6;margin:9px 0 20px;min-height:3.2em}
.column-mock .article-card p{font-family:var(--sans);font-size:14px;line-height:1.5;color:#52616b;font-variant-numeric:tabular-nums}
.column-mock .article-card p span{display:inline-block;margin-left:8px}
.column-mock .column-finale{padding:80px 0 92px;background:var(--navy);color:var(--paper)}
.column-mock .column-finale .column-shell{max-width:850px}
.column-mock .finale-small{font-size:15px;margin-bottom:12px}
.column-mock .column-finale h2{font-size:clamp(32px,4.2vw,54px);line-height:1.55;letter-spacing:.03em;margin-bottom:14px}
.column-mock .column-finale h2+p{font-size:17px}
.column-mock .column-finale .finale-buttons{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.8fr);gap:16px;width:100%;margin-top:34px}
.column-mock .column-finale .fb{min-height:88px;justify-content:center}
.column-mock .column-finale .fb-text small{font-size:14px}
.column-mock .column-finale .fb-mail{background:transparent}
.column-mock .column-finale .fb-tel .fb-text strong{font-size:clamp(23px,3vw,30px)}
/* 一覧 */
.column-mock .list-hero{padding:76px 0 86px}
.column-mock .list-hero h1{font-size:clamp(52px,6vw,88px);letter-spacing:.08em;line-height:1.25;margin:32px 0 18px}
.column-mock .list-hero p{font-size:clamp(18px,2vw,23px);line-height:1.75}
.column-mock .listing-area{padding-top:54px;padding-bottom:100px}
.column-mock .category-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:76px}
.column-mock .category-filter button{min-height:48px;padding:8px 20px;border:1px solid var(--navy);border-radius:0;background:transparent;color:var(--navy);font-size:15px;font-weight:700;cursor:pointer;transition:background-color .12s,color .12s}
.column-mock .category-filter button:hover,.column-mock .category-filter button:focus-visible,.column-mock .category-filter button.is-active{background:var(--navy);color:var(--paper)}
.column-mock .featured{margin-bottom:90px}
.column-mock .featured-link{display:grid;grid-template-columns:54% minmax(0,1fr);border-top:2px solid var(--navy);border-bottom:2px solid var(--navy);text-decoration:none;transition:background-color .14s}
.column-mock .featured-link:hover,.column-mock .featured-link:focus-visible{background:var(--beige)}
.column-mock .featured-link>img{width:100%;height:100%;min-height:380px;max-height:520px;object-fit:cover}
.column-mock .featured-copy{padding:clamp(28px,4vw,58px);display:flex;flex-direction:column;align-items:flex-start;justify-content:center}
.column-mock .featured-copy .category{color:var(--green)}
.column-mock .featured-copy h3{font-size:clamp(32px,3.4vw,50px);line-height:1.48;margin:14px 0 24px}
.column-mock .featured-copy>p{max-width:24em;font-size:16px;line-height:1.8}
.column-mock .featured-copy .card-meta{margin-top:26px;color:#52616b}
.column-mock .featured-copy .card-meta span{margin-left:12px}
.column-mock .read-link{display:block;margin-top:22px;border-bottom:1px solid currentColor;font-size:16px;font-weight:700}
.column-mock .column-list .card-grid{row-gap:30px}
.column-mock .planned-card{position:relative;min-height:350px;padding:26px;background:var(--beige);border:1px solid var(--line);display:flex;flex-direction:column;align-items:flex-start}
.column-mock .planned-tag{display:inline-block;border:1px solid var(--navy);padding:3px 9px;font-size:14px;font-weight:700;margin-bottom:auto}
.column-mock .planned-card .category{color:var(--green)}
.column-mock .planned-card h3{font-size:clamp(23px,2.1vw,29px);line-height:1.55;margin:12px 0 22px}
.column-mock .planned-card p{font-size:15px}
.column-mock .planned-card.is-later{display:none}
.column-mock .empty-filter{padding:25px 0;font-size:16px}
.column-mock .more-button{display:block;margin:48px auto 0;min-height:52px;padding:10px 54px;border:1px solid var(--navy);border-radius:0;background:transparent;color:var(--navy);font-size:16px;font-weight:700;cursor:pointer}
.column-mock .more-button:hover,.column-mock .more-button:focus-visible{background:var(--navy);color:var(--paper)}
@media(max-width:1100px){.column-mock .hero-grid{min-height:450px}.column-mock .article-layout{grid-template-columns:178px minmax(0,1fr);gap:38px}.column-mock .hero-copy{padding-right:26px}.column-mock .qualification-list span{font-size:16px}}
@media(max-width:760px){.column-mock .column-shell{width:min(100% - 40px,640px)}.column-mock .hero-grid{display:block}.column-mock .hero-copy{padding:38px 0 34px}.column-mock .article-hero h1{font-size:clamp(34px,8vw,46px)}.column-mock .hero-image{height:260px;margin-inline:-20px}.column-mock .hero-image img{height:100%;max-height:none}.column-mock .article-layout{display:block;padding-top:26px}.column-mock .toc-rail{display:none}.column-mock .mobile-toc{display:block;margin-bottom:30px;border-top:1px solid var(--navy);border-bottom:1px solid var(--navy)}.column-mock .mobile-toc summary{min-height:54px;display:flex;align-items:center;cursor:pointer;font-size:16px;font-weight:700}.column-mock .mobile-toc nav{display:grid;padding-bottom:10px}.column-mock .mobile-toc a{min-height:48px;display:flex;align-items:center;padding:5px 14px;text-decoration:none;border-top:1px solid var(--line);font-size:15px}.column-mock .article-section{padding-top:70px}.column-mock .article-content{padding-bottom:70px}.column-mock .number-heading{min-height:80px}.column-mock .number-heading>span{font-size:76px}.column-mock .number-heading h2{font-size:30px}.column-mock .related-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:14px;gap:16px}.column-mock .related-track .article-card{flex:0 0 min(78vw,300px);scroll-snap-align:start}.column-mock .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.column-mock .featured-link{grid-template-columns:1fr}.column-mock .featured-link>img{height:330px;min-height:0}.column-mock .featured-copy{padding:28px 20px}.column-mock .featured-copy h3{font-size:38px}.column-mock .featured{margin-bottom:70px}}
@media(max-width:560px){.column-mock .column-shell{width:calc(100% - 36px)}.column-mock .hero-image{margin-inline:-18px;height:240px}.column-mock .article-meta{margin-top:26px;gap:7px 15px}.column-mock .article-hero h1{font-size:clamp(31px,8.3vw,39px);margin:16px 0}.column-mock .conclusion{padding:24px 17px 24px 18px;border-left-width:6px}.column-mock .conclusion h2{font-size:23px}.column-mock .conclusion li{gap:12px}.column-mock .inline-contact{display:block}.column-mock .inline-contact a{margin:12px 0 4px}.column-mock .inline-contact small{display:block}.column-mock .number-heading{gap:10px}.column-mock .number-heading>span{font-size:65px}.column-mock .number-heading h2{font-size:27px}.column-mock .article-section h3{font-size:19px}.column-mock .qualification-panel{padding:16px}.column-mock .qualification-list{grid-template-columns:1fr}.column-mock .qualification-list span{min-height:64px;font-size:17px}.column-mock .permit-placeholder{display:block}.column-mock .koike-quote{padding:18px}.column-mock .koike-quote p{font-size:20px}.column-mock .related{padding-block:54px 68px}.column-mock .column-finale{padding:64px 0 80px}.column-mock .column-finale h2{font-size:clamp(30px,8vw,39px)}.column-mock .column-finale .finale-buttons{grid-template-columns:1fr}.column-mock .column-finale .fb{min-height:72px}.column-mock .list-hero{padding:54px 0 62px}.column-mock .list-hero h1{font-size:58px;margin:24px 0 14px}.column-mock .list-hero p{font-size:18px}.column-mock .listing-area{padding-top:30px;padding-bottom:70px}.column-mock .category-filter{flex-wrap:nowrap;overflow-x:auto;margin-inline:-18px;padding-inline:18px;padding-bottom:10px;margin-bottom:54px;scrollbar-width:thin}.column-mock .category-filter button{flex:none}.column-mock .featured-link>img{height:245px}.column-mock .featured-copy h3{font-size:34px}.column-mock .card-grid{grid-template-columns:1fr;gap:22px}.column-mock .article-card h3{min-height:0}.column-mock .planned-card{min-height:260px}.column-mock .section-heading{align-items:start}.column-mock .section-heading>span{max-width:9em;text-align:right}.column-mock .sticky-contact{padding-bottom:max(8px,env(safe-area-inset-bottom))}}
@media(prefers-reduced-motion:reduce){.column-mock *{scroll-behavior:auto!important;transition:none!important}}
.column-mock [hidden]{display:none!important}

.column-mock .back-link{display:flex;align-items:center;min-height:48px}
.column-mock footer a{min-height:48px}

/* 公開前の4テーマは2列で並べる。 */
.column-mock.list-mock .column-list .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:560px){.column-mock.list-mock .column-list .card-grid{grid-template-columns:1fr}}

@media(max-width:560px){
  .article-mock .article-evidence{margin-top:62px}
  .article-mock .article-evidence h2{font-size:24px}
  .article-mock .evidence-table,.article-mock .evidence-table tbody,.article-mock .evidence-table tr{display:block}
  .article-mock .evidence-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
  .article-mock .evidence-table tr{padding:12px 0;border-bottom:1px solid var(--line)}
  .article-mock .evidence-table tbody th,.article-mock .evidence-table td{display:flex;width:auto;border:0;padding:4px 0}
  .article-mock .evidence-table tbody th{font-size:15px}
  .article-mock .evidence-table td{align-items:baseline;gap:10px}
  .article-mock .evidence-table td::before{flex:0 0 8.5em;color:#4e5b61;font-size:12px}
  .article-mock .evidence-table td:first-of-type::before{content:'名称・URL／使用箇所'}
  .article-mock .evidence-table td:last-of-type::before{content:'確認日'}
  .article-mock .evidence-table td .evidence-blank{flex:1;min-width:0}
  .article-mock .evidence-byline{display:grid;gap:12px}
}

/* 箇条書きの直後の段落に余白(記事本文) */
.column-mock .article-section ul+p,.column-mock .article-section ol+p{margin-top:24px}

/* スマホ：記事の表を横にはみ出さず、1行ずつ縦に読めるカード風に。根拠表のURLは折り返す */
@media(max-width:700px){
  .column-mock .table-scroll{overflow:visible}
  .column-mock .table-scroll table{min-width:0;display:block}
  .column-mock .table-scroll thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
  .column-mock .table-scroll tbody,.column-mock .table-scroll tr{display:block}
  .column-mock .table-scroll tr{padding:14px 0;border-bottom:1px solid var(--line)}
  .column-mock .table-scroll tbody th,.column-mock .table-scroll td{display:block;width:auto;border:0;padding:2px 0}
  .column-mock .table-scroll tbody th{font-size:16px;margin-bottom:4px}
  .article-mock .evidence-table td,.article-mock .evidence-table td a{overflow-wrap:anywhere;word-break:break-all}
  .article-mock .evidence-table td{flex-wrap:wrap}
  .article-mock .evidence-table td::before{flex:0 0 100%;margin-bottom:2px}
  .column-mock .article-hero h1{font-size:clamp(26px,7.4vw,34px);letter-spacing:.02em}
  .column-mock .article-hero h1 .nowrap{white-space:normal}
}
.column-mock .column-articles{margin-bottom:96px}
@media(max-width:560px){.column-mock .column-articles{margin-bottom:64px}}

/* 2026-11-12 記事・一覧の補足も15px以上にそろえる。 */
.column-mock .sample-label,.column-mock .category,.column-mock .article-meta,
.column-mock .card-meta,.column-mock .toc-rail p,.column-mock .inline-contact small,
.column-mock .article-figure figcaption,.column-mock .table-scroll caption,
.column-mock .koike-quote footer,.column-mock .quote-caution,
.article-mock .evidence-table,.article-mock .evidence-byline,
.article-mock .evidence-table td::before,.column-mock .section-heading>span,
.column-mock .article-card p,.column-mock .planned-tag,
.column-mock .column-finale .fb-text small{font-size:15px}
.column-mock .article-meta span:not(.category){opacity:1}
.column-mock .article-figure figcaption,.column-mock .quote-caution,
.article-mock .evidence-table td::before,.column-mock .section-heading>span,
.column-mock .article-card p,.column-mock .featured-copy .card-meta{color:var(--navy)}
/* 相談導線は既存ボタンと同じ配色。狭い幅は折り返してタップ幅を確保する。 */
.column-mock .inline-contact .inline-contact-actions{display:flex;flex-wrap:wrap;gap:12px;max-width:100%}
.column-mock .inline-contact .inline-contact-form{background:transparent;color:var(--navy);border:1px solid var(--navy)}
/* SVGは画面に合わせて縮むため、図中の補足にも描画後15pxを確保する。
   最小幅320pxでは図幅284px／viewBox 360＝0.789倍。20pxなら15.78px。 */
@media(max-width:400px){
  .column-mock .article-figure svg text[font-size="15"]{font-size:20px}
  .column-mock .article-figure svg text[font-size="20"]{font-size:21px}
}