/* =========================================================
   ビルメン・工事会社のAI業務改善  共通スタイル
   色：紺（図面）＋安全黄（現場）＋鋼材グレー
   ========================================================= */
:root{
  --ink:#16202e;        /* 本文・見出し */
  --navy:#1f3a5f;       /* 図面の紺 */
  --steel:#5b6675;      /* 補足文字 */
  --line:#d5dbe3;       /* 罫線 */
  --grid:#eef2f6;       /* 方眼の地 */
  --paper:#ffffff;
  --yellow:#f2c230;     /* 安全黄 */
  --yellow-dk:#c99a00;
  --ok:#1d7a4f;
  --radius:6px;
  --w:1080px;
  --font:"Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;
  --font-head:"Zen Kaku Gothic New","Noto Sans JP",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.85;font-size:16px;-webkit-text-size-adjust:100%}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}
h1,h2,h3{font-family:var(--font-head);line-height:1.4;margin:0 0 .6em;font-weight:900;letter-spacing:.01em}
h2{font-size:clamp(1.5rem,3.4vw,2.1rem)}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.lead{font-size:1.05rem;color:var(--steel);max-width:44em}
.skip{position:absolute;left:-999px;top:0;background:var(--yellow);padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* ---------- ヘッダー ---------- */
.site-header{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;flex-direction:column;text-decoration:none;color:var(--ink);line-height:1.3}
.brand b{font-family:var(--font-head);font-size:1.05rem}
.brand small{font-size:.72rem;color:var(--steel)}
.gnav{display:flex;gap:20px;align-items:center}
.gnav a{text-decoration:none;color:var(--ink);font-size:.92rem}
.gnav a:hover{color:var(--navy);text-decoration:underline}
@media (max-width:820px){.gnav a:not(.btn){display:none}}

/* ---------- ボタン ---------- */
.btn{display:inline-block;background:var(--yellow);color:var(--ink);font-weight:700;text-decoration:none;padding:12px 22px;border-radius:var(--radius);border:2px solid var(--ink);box-shadow:3px 3px 0 var(--ink);font-size:1rem;cursor:pointer;font-family:var(--font)}
.btn:hover{background:#ffd447}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn.small{padding:8px 14px;font-size:.88rem;box-shadow:2px 2px 0 var(--ink)}
.btn.ghost{background:var(--paper)}
.tel{font-weight:700;font-size:1.1rem;text-decoration:none;color:var(--ink)}

/* ---------- ヒーロー（方眼紙＋FAX→表） ---------- */
.hero{background:
  linear-gradient(var(--grid) 1px,transparent 1px) 0 0/24px 24px,
  linear-gradient(90deg,var(--grid) 1px,transparent 1px) 0 0/24px 24px,#fbfcfd;border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-top:56px;padding-bottom:56px}
.hero h1{font-size:clamp(1.9rem,4.6vw,3rem);margin-bottom:.45em}
.hero .who{display:inline-block;font-size:.9rem;font-weight:700;color:var(--navy);border-left:4px solid var(--yellow);padding-left:10px;margin-bottom:14px}
.hero .lead{color:var(--ink);font-size:1.08rem}
.hero .cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:22px}
.hero .note{font-size:.85rem;color:var(--steel);margin-top:10px}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr;padding-top:36px;padding-bottom:40px}}

.convert{position:relative;display:grid;grid-template-columns:1fr 34px 1fr;align-items:center;gap:6px}
.fax{background:#fdfdf8;border:1px solid #c9c9bd;padding:14px 12px 16px;font-size:.74rem;line-height:1.6;transform:rotate(-1.6deg);box-shadow:2px 3px 0 rgba(22,32,46,.12);font-family:"Klee One","Yu Mincho",serif;color:#3c3c3c}
.fax .fax-head{display:flex;justify-content:space-between;font-family:var(--font);font-size:.62rem;color:#888;border-bottom:1px dashed #bbb;margin-bottom:6px;padding-bottom:4px}
.fax .ttl{font-family:var(--font-head);font-weight:900;font-size:.95rem;text-align:center;letter-spacing:.3em;margin-bottom:6px;color:#2a2a2a}
.fax ul{list-style:none;padding:0;margin:0}
.fax li{border-bottom:1px solid #e3e3d8;padding:2px 0}
.fax .hand{font-size:.86rem;color:#1e3a8a}
.arrow{font-weight:900;font-size:1.6rem;color:var(--navy);text-align:center}
.sheet{background:var(--paper);border:2px solid var(--navy);border-radius:4px;font-size:.72rem;overflow:hidden;box-shadow:4px 4px 0 var(--yellow)}
.sheet .bar{background:var(--navy);color:#fff;padding:5px 8px;font-weight:700;font-size:.7rem}
.sheet table{border-collapse:collapse;width:100%}
.sheet th,.sheet td{border-bottom:1px solid var(--line);padding:4px 6px;text-align:left;white-space:nowrap}
.sheet th{background:var(--grid);font-weight:700}
.sheet .time{padding:6px 8px;font-weight:700;color:var(--ok);font-size:.74rem}
@media (max-width:520px){.convert{grid-template-columns:1fr}.arrow{transform:rotate(90deg)}}

/* ---------- セクション ---------- */
.section{padding:72px 0}
.section.alt{background:var(--grid)}
.section header{margin-bottom:28px}

/* 悩みチェック */
.checks{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 28px;list-style:none;padding:0;margin:0 0 24px}
.checks li{position:relative;padding:12px 12px 12px 40px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}
.checks li::before{content:"";position:absolute;left:12px;top:15px;width:16px;height:16px;border:2px solid var(--navy);border-radius:2px}
.checks li::after{content:"";position:absolute;left:17px;top:15px;width:6px;height:11px;border:solid var(--yellow-dk);border-width:0 3px 3px 0;transform:rotate(40deg)}
@media (max-width:700px){.checks{grid-template-columns:1fr}}
.answer{background:var(--navy);color:#fff;padding:22px 24px;border-radius:var(--radius)}
.answer strong{color:var(--yellow)}
.answer p:last-child{margin:0}

/* 業務例 */
.jobs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.job{border-top:4px solid var(--navy);background:var(--paper);padding:18px 18px 16px;border-left:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.job .who-uses{font-size:.78rem;color:var(--steel);margin-bottom:4px}
.job p{font-size:.93rem;margin-bottom:.6em}
.job .gain{font-weight:700;color:var(--ok);font-size:.92rem;margin:0}
@media (max-width:900px){.jobs{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.jobs{grid-template-columns:1fr}}

/* 表 */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper)}
table.data{border-collapse:collapse;width:100%;min-width:640px;font-size:.93rem}
table.data th,table.data td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.data thead th{background:var(--navy);color:#fff;font-weight:700;white-space:nowrap}
table.data td.num,table.data th.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
table.data tfoot td{font-weight:900;background:#fff8dc}
.fine{font-size:.82rem;color:var(--steel);margin-top:10px}

/* 進め方 */
.steps{list-style:none;padding:0;margin:0;counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.steps li{counter-increment:s;position:relative;padding:22px 18px 18px;border:1px solid var(--line);background:var(--paper);margin-right:-1px}
.steps li::before{content:"STEP " counter(s);display:inline-block;background:var(--yellow);font-weight:900;font-size:.78rem;padding:2px 8px;margin-bottom:8px;border:1px solid var(--ink)}
.steps li p{font-size:.92rem;margin:0}
.steps .price-tag{display:block;font-weight:700;color:var(--navy);margin-top:8px;font-size:.9rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}.steps li{margin-bottom:-1px}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* 料金 */
.price-group{margin-bottom:28px}
.price-group h3{border-left:6px solid var(--yellow);padding-left:10px}

/* 運営者 */
.about{display:grid;grid-template-columns:1fr 1.4fr;gap:36px;align-items:start}
.about dl{margin:0;display:grid;grid-template-columns:7em 1fr;gap:8px 12px;font-size:.93rem}
.about dt{color:var(--steel)}
.about dd{margin:0}
@media (max-width:760px){.about{grid-template-columns:1fr}}

/* FAQ */
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;font-weight:700;padding:14px 32px 14px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:10px;font-size:1.4rem;color:var(--navy)}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:0 0 16px;color:var(--ink)}

/* CTA帯 */
.cta-band{background:var(--yellow);border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);padding:48px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{margin:0 0 .3em}
.cta-band p{margin:0}
.cta-band .btn{background:var(--ink);color:#fff;border-color:var(--ink);box-shadow:3px 3px 0 #fff}

/* フッター */
.site-footer{background:var(--ink);color:#c8d0da;padding:36px 0;font-size:.86rem}
.site-footer a{color:#fff}
.site-footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.site-footer ul{list-style:none;padding:0;margin:0;display:flex;gap:18px;flex-wrap:wrap}

/* パンくず */
.crumbs{font-size:.82rem;color:var(--steel);padding:14px 0 0}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;gap:6px;flex-wrap:wrap}
.crumbs li+li::before{content:"/";margin-right:6px}

/* ---------- 診断ページ ---------- */
.page-head{padding:40px 0 24px;border-bottom:1px solid var(--line);background:#fbfcfd}
.page-head h1{font-size:clamp(1.6rem,3.6vw,2.3rem)}
.diag{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:start;padding:36px 0 72px}
@media (max-width:900px){.diag{grid-template-columns:1fr}}
fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 8px;margin:0 0 20px;background:var(--paper)}
legend{font-weight:900;font-family:var(--font-head);padding:0 8px;font-size:1.05rem}
.field{margin-bottom:16px}
.field label,.field .label{display:block;font-weight:700;margin-bottom:6px;font-size:.95rem}
.req{display:inline-block;background:#b42318;color:#fff;font-size:.7rem;padding:0 6px;border-radius:3px;margin-left:6px;vertical-align:2px}
.opt{display:inline-block;background:var(--line);color:var(--ink);font-size:.7rem;padding:0 6px;border-radius:3px;margin-left:6px;vertical-align:2px}
input[type=text],input[type=email],input[type=tel],input[type=number],select,textarea{width:100%;font:inherit;padding:10px 12px;border:1px solid #aeb7c2;border-radius:4px;background:#fff;color:var(--ink)}
textarea{min-height:110px}
.task{display:grid;grid-template-columns:auto 1fr 7.5em;gap:10px;align-items:center;padding:10px 0;border-bottom:1px dashed var(--line)}
.task:last-child{border-bottom:0}
.task input[type=checkbox]{width:20px;height:20px;accent-color:var(--navy)}
.task label{font-weight:500;margin:0;font-size:.95rem;line-height:1.5}
.task label small{display:block;color:var(--steel);font-size:.78rem}
.task .hrs{display:flex;align-items:center;gap:4px;font-size:.8rem;color:var(--steel)}
.task .hrs input{padding:6px 8px;text-align:right}
.task .hrs input:disabled{background:var(--grid);color:#9aa3ad}
.radio-row{display:flex;flex-wrap:wrap;gap:8px 18px}
.radio-row label{font-weight:500;display:flex;gap:6px;align-items:center;margin:0}
.result{position:sticky;top:84px;border:2px solid var(--navy);border-radius:var(--radius);background:var(--paper);overflow:hidden}
.result .bar{background:var(--navy);color:#fff;padding:10px 16px;font-weight:700}
.result .body{padding:18px 18px 8px}
.result .big{font-family:var(--font-head);font-weight:900;font-size:2.4rem;line-height:1.2;color:var(--ink)}
.result .big small{font-size:1rem;margin-left:4px}
.result .sub{color:var(--steel);font-size:.88rem;margin-bottom:14px}
.result dl{display:grid;grid-template-columns:1fr auto;gap:6px 12px;margin:0 0 14px;font-size:.92rem}
.result dd{margin:0;text-align:right;font-weight:700;font-variant-numeric:tabular-nums}
.result .empty{color:var(--steel);font-size:.92rem}
.result ul{padding-left:1.2em;margin:0 0 12px;font-size:.9rem}
.consent{font-size:.88rem}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.error-box{border:2px solid #b42318;background:#fff4f2;padding:12px 14px;border-radius:4px;margin-bottom:16px;display:none}
.error-box.show{display:block}
.prose{max-width:760px;padding:36px 20px 72px;margin:0 auto}
.prose h2{font-size:1.25rem;margin-top:2em}

/* 診断ページ：スマホでは試算結果を申込欄の前に出す */
.task .hrs{white-space:nowrap}
.task .hrs input{width:4.6em}
@media (max-width:900px){
  .diag>div{display:contents}
  .diag .result{order:2;position:static;margin-bottom:20px}
  .diag fieldset:nth-of-type(3){order:3}
  .task{grid-template-columns:auto 1fr auto}
}

/* 私たちの志 */
.mission{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:start;margin-bottom:12px}
.vision{list-style:none;counter-reset:v;padding:0;margin:0;border-left:4px solid var(--yellow)}
.vision li{counter-increment:v;position:relative;padding:4px 0 18px 52px}
.vision li::before{content:counter(v);position:absolute;left:12px;top:4px;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.vision b{display:block;font-family:var(--font-head);font-size:1.08rem}
.vision span{display:block;color:var(--steel);font-size:.92rem}
@media (max-width:760px){.mission{grid-template-columns:1fr}}

/* 業種別の実例への入口 */
.ind-links{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ind{display:flex;flex-direction:column;gap:6px;padding:22px 20px;border:2px solid var(--navy);border-radius:var(--radius);text-decoration:none;color:var(--ink);background:var(--paper)}
a.ind:hover{box-shadow:4px 4px 0 var(--yellow)}
.ind b{font-family:var(--font-head);font-size:1.3rem}
.ind b::after{content:" ›";color:var(--navy)}
.ind.other{border-style:dashed;border-color:var(--line);background:var(--grid)}
.ind.other b::after{content:""}
.ind span{font-size:.93rem;color:var(--steel)}
.ind em{font-style:normal;font-weight:700;color:var(--ok);font-size:.92rem;margin-top:auto}
@media (max-width:860px){.ind-links{grid-template-columns:1fr}}

/* 実例ページ */
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.tabs a{padding:8px 16px;border:2px solid var(--navy);border-radius:999px;text-decoration:none;font-weight:700;color:var(--navy);background:var(--paper)}
.tabs a:hover{background:var(--yellow);border-color:var(--ink);color:var(--ink)}
.case-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;border-bottom:3px solid var(--navy);padding-bottom:12px;margin-bottom:24px}
.case-head h2{margin:0}
.case-head .model{font-size:.88rem;color:var(--steel)}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:0 0 28px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ba>div{padding:18px 20px}
.ba .before{background:#f6f6f2}
.ba .after{background:#fff8dc}
.ba h3{font-size:1rem;margin-bottom:8px}
.ba ul{margin:0;padding-left:1.2em;font-size:.93rem}
@media (max-width:700px){.ba{grid-template-columns:1fr}}
.howto{counter-reset:h;list-style:none;padding:0;margin:0 0 28px}
.howto li{counter-increment:h;position:relative;padding:0 0 14px 44px}
.howto li::before{content:counter(h);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--yellow);border:2px solid var(--ink);font-weight:900;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.howto b{display:block}

/* ---------- イラスト ---------- */
.hero-il{width:100%;max-width:520px;margin:0 auto}
.demo{display:grid;grid-template-columns:1fr 1.6fr;gap:28px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:22px 24px;margin-bottom:28px}
.demo-cap{margin:0}
.demo-cap b{display:block;font-family:var(--font-head);font-size:1.15rem;margin-bottom:4px}
@media (max-width:860px){.demo{grid-template-columns:1fr}}
.worry-grid{display:grid;grid-template-columns:1fr 240px;gap:32px;align-items:center;margin-bottom:24px}
.worry-grid .checks{margin-bottom:0}
@media (max-width:860px){.worry-grid{grid-template-columns:1fr}.worry-il{max-width:200px;margin:0 auto}}
.job .ic,.steps .ic{width:56px;height:56px;margin-bottom:10px}
.ind img{width:140px;height:auto;margin-bottom:4px}
.with-il{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:center}
@media (max-width:700px){.with-il{grid-template-columns:1fr}.with-il img{max-width:200px}}
.mission-il{width:100%;max-width:760px;margin:0 auto 32px;border-radius:24px}
.head-il{display:grid;grid-template-columns:1fr 185px;gap:24px;align-items:center}
@media (max-width:700px){.head-il{grid-template-columns:1fr}.head-il img{display:none}}
.ch-title{display:flex;align-items:center;gap:14px}
.ch-title img{width:90px;height:auto}
.btn.small{white-space:nowrap}
@media (max-width:520px){.brand small{display:none}}

/* ---------- 日本語の改行：単語の途中で折り返さない ---------- */
/* HTML側で文節ごとに<wbr>を入れてあり、その位置でだけ改行する */
body{word-break:keep-all;overflow-wrap:anywhere;line-break:strict}
@supports (word-break:auto-phrase){body{word-break:auto-phrase}}
h1,h2,h3,.lead,.who,legend,summary,.ind b,.vision b,.demo-cap b{text-wrap:balance}
p,li,dd,td,label,span{text-wrap:pretty}

/* ---------- 記事ページ ---------- */
.article{max-width:820px;margin:0 auto;padding:0 20px 72px}
.article-head{padding:32px 0 8px}
.article-head .cat{display:inline-block;background:var(--navy);color:#fff;font-size:.8rem;font-weight:700;padding:2px 10px;border-radius:999px;margin-right:8px}
.article-head .date{font-size:.85rem;color:var(--steel)}
.article-head h1{font-size:clamp(1.5rem,3.6vw,2.15rem);margin:.5em 0 .4em}
.article-hero{margin:8px 0 24px;border-radius:20px;overflow:hidden}
.model-note{background:#fff8dc;border:1px solid #f0d77a;border-radius:8px;padding:10px 14px;font-size:.88rem;margin-bottom:24px}
.case-card{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;border:2px solid var(--navy);border-radius:12px;padding:18px 22px;margin:0 0 28px;background:var(--paper)}
.case-card dt{font-weight:700;color:var(--navy);font-size:.9rem}
.case-card dd{margin:0;font-size:.95rem}
.case-card .tags span{display:inline-block;background:var(--grid);border:1px solid var(--line);border-radius:999px;padding:0 10px;margin:0 6px 4px 0;font-size:.82rem}
.summary3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:0 0 36px}
.summary3>div{border-radius:12px;padding:16px;background:var(--grid)}
.summary3 h3{font-size:1rem;margin-bottom:6px}
.summary3 .s1{border-top:5px solid var(--danger,#e2725b)}
.summary3 .s2{border-top:5px solid var(--navy)}
.summary3 .s3{border-top:5px solid var(--ok)}
.summary3 ul{margin:0;padding-left:1.1em;font-size:.92rem}
@media (max-width:720px){.summary3{grid-template-columns:1fr}}
.toc{border:1px solid var(--line);border-radius:10px;padding:14px 20px;margin:0 0 36px;background:#fbfcfd}
.toc b{display:block;margin-bottom:6px}
.toc ol{margin:0;padding-left:1.3em;font-size:.95rem}
.article h2{font-size:clamp(1.25rem,2.8vw,1.55rem);margin:48px 0 16px;padding:10px 0 10px 14px;border-left:6px solid var(--yellow);background:linear-gradient(90deg,var(--grid),transparent)}
.article h3{margin:28px 0 10px}
.article p,.article li{font-size:1rem}
.fig{margin:20px 0 24px;text-align:center}
.fig img{margin:0 auto;border-radius:16px}
.fig figcaption{font-size:.85rem;color:var(--steel);margin-top:8px}
.problems{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:16px 0 24px}
.problems>div{text-align:center;padding:16px 12px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}
.problems img{width:80px;margin:0 auto 6px}
.problems b{display:block;margin-bottom:4px}
.problems span{font-size:.88rem;color:var(--steel)}
@media (max-width:720px){.problems{grid-template-columns:1fr}}
.ba2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:16px 0 24px}
.ba2 figure{margin:0;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--paper)}
.ba2 figcaption{padding:12px 16px}
.ba2 figcaption b{display:block;font-size:1.05rem}
.ba2 .before b{color:#c0533d}
.ba2 .after b{color:var(--ok)}
@media (max-width:720px){.ba2{grid-template-columns:1fr}}
.flow{list-style:none;padding:0;margin:20px 0 28px;display:grid;grid-template-columns:repeat(5,1fr);gap:10px;counter-reset:f}
.flow li{counter-increment:f;text-align:center;position:relative;font-size:.88rem;line-height:1.5}
.flow li img{width:84px;margin:0 auto 6px}
.flow li b{display:block;font-size:.95rem}
.flow li::before{content:counter(f);position:absolute;left:50%;top:-6px;margin-left:22px;background:var(--yellow);border:2px solid var(--ink);width:26px;height:26px;border-radius:50%;font-weight:900;font-size:.8rem;display:flex;align-items:center;justify-content:center}
.flow li:not(:last-child)::after{content:"";position:absolute;right:-9px;top:36px;border:8px solid transparent;border-left:10px solid var(--navy)}
@media (max-width:720px){.flow{grid-template-columns:1fr 1fr}.flow li:not(:last-child)::after{display:none}}
.prompt{background:#1f2937;color:#f3f4f6;border-radius:12px;padding:16px 18px;font-size:.92rem;line-height:1.8;margin:12px 0 20px;white-space:pre-wrap;font-family:var(--font)}
.prompt .lbl{display:inline-block;background:var(--yellow);color:var(--ink);font-weight:700;font-size:.75rem;border-radius:4px;padding:0 8px;margin-bottom:6px}
.bars{margin:16px 0 8px;display:grid;gap:12px}
.bar-row{display:grid;grid-template-columns:6.5em 1fr;align-items:center;gap:10px;font-size:.92rem}
.bar{height:34px;border-radius:6px;display:flex;align-items:center;padding:0 12px;font-weight:900;color:#fff;white-space:nowrap}
.bar.b{background:#c0533d}
.bar.a{background:var(--ok)}
.point{display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;background:var(--grid);border-radius:16px;padding:18px 20px;margin:28px 0}
.point img{width:110px}
.point b{display:block;margin-bottom:4px;color:var(--navy)}
.point p{margin:0;font-size:.95rem}
@media (max-width:560px){.point{grid-template-columns:1fr}.point img{margin:0 auto}}
.checklist{list-style:none;padding:0}
.checklist li{position:relative;padding:6px 0 6px 30px}
.checklist li::before{content:"";position:absolute;left:4px;top:13px;width:14px;height:14px;border:2px solid var(--navy);border-radius:3px}
.checklist li::after{content:"";position:absolute;left:9px;top:12px;width:5px;height:10px;border:solid var(--ok);border-width:0 3px 3px 0;transform:rotate(40deg)}
.article .cta-box{border:3px solid var(--navy);border-radius:16px;padding:24px;margin:44px 0 0;text-align:center;background:#fff}
.article .cta-box h2{border:0;background:none;padding:0;margin:0 0 8px}
.related{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.related a{display:block;border:1px solid var(--line);border-radius:10px;padding:14px 16px;text-decoration:none;color:var(--ink);background:var(--paper)}
.related a:hover{border-color:var(--navy)}
.related small{color:var(--steel)}
@media (max-width:600px){.related{grid-template-columns:1fr}}
@media print{.site-header{position:static}}
.article-hero img{width:100%}
.summary3 h3{margin-top:0}
@media print{
  .fig,.ba2 figure,.problems>div,.case-card,.summary3>div,.point,.prompt,.table-scroll,.flow,.cta-box,.toc,.bars,.job,.ba,.howto li{break-inside:avoid}
  .article h2,.article h3{break-after:avoid}
}
.scene{display:grid;grid-template-columns:300px 1fr;gap:22px;align-items:start;border:1px solid var(--line);border-radius:16px;padding:20px;margin:0 0 22px;background:var(--paper)}
.scene>img{width:100%;border-radius:14px}
.scene .no{display:inline-block;background:var(--navy);color:#fff;font-weight:900;font-size:.8rem;border-radius:999px;padding:1px 10px;margin-bottom:6px}
.scene h3{margin:0 0 8px}
.scene dl{display:grid;grid-template-columns:5.5em 1fr;gap:4px 10px;margin:0 0 10px;font-size:.93rem}
.scene dt{font-weight:700}
.scene dt.b{color:#c0533d}.scene dt.a{color:var(--ok)}
.scene dd{margin:0}
.scene .gain{font-weight:700;color:var(--ok);margin:0}
.scene .prompt{margin:10px 0 0;font-size:.86rem}
@media (max-width:760px){.scene{grid-template-columns:1fr}.scene>img{max-width:360px;margin:0 auto}}
.roadmap{list-style:none;padding:0;margin:20px 0 28px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.roadmap::before{content:"";position:absolute;left:12%;right:12%;top:26px;height:4px;background:var(--line)}
.roadmap li{text-align:center;padding:0 8px;position:relative}
.roadmap .wk{display:flex;align-items:center;justify-content:center;width:56px;height:56px;margin:0 auto 10px;border-radius:50%;background:var(--navy);color:#fff;font-weight:900;font-size:.85rem;position:relative;z-index:1;border:4px solid #fff;box-shadow:0 0 0 2px var(--navy)}
.roadmap li:last-child .wk{background:var(--yellow);color:var(--ink);box-shadow:0 0 0 2px var(--ink)}
.roadmap b{display:block;font-size:.98rem;margin-bottom:4px}
.roadmap span{font-size:.86rem;color:var(--steel);display:block;line-height:1.6}
@media (max-width:720px){.roadmap{grid-template-columns:1fr 1fr;gap:20px 0}.roadmap::before{display:none}}
.ngok{display:grid;gap:12px;margin:16px 0 24px}
.ngok>div{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.ngok p{margin:0;padding:12px 14px 12px 52px;position:relative;font-size:.93rem}
.ngok p img{position:absolute;left:12px;top:12px;width:28px}
.ngok .ng{background:#fdf1ee}
.ngok .ok{background:#eef8f2}
@media (max-width:640px){.ngok>div{grid-template-columns:1fr}}
@media print{.scene{break-inside:avoid}.ngok>div{break-inside:avoid}.roadmap{break-inside:avoid}}
.h1-2line>span{display:block}
.h1-2line .l2{font-size:.82em;color:var(--navy);margin-top:.2em}
@media (min-width:760px){.h1-2line{font-size:1.7rem}.h1-2line .l1{white-space:nowrap}}
.nb{white-space:nowrap;text-wrap:nowrap}
@media (min-width:760px){.h1-2line .l1{text-wrap:nowrap}}
.h1-2line .nb{display:inline}
@media (min-width:760px){.article-head h1.h1-2line{font-size:1.7rem}}

/* コラム一覧 */
.col-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.col-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--ink);background:var(--paper)}
.col-card:hover{border-color:var(--navy);box-shadow:4px 4px 0 var(--yellow)}
.col-card img{width:100%;height:auto}
.col-card>div{padding:16px 18px 18px}
.col-card .cat{display:inline-block;background:var(--navy);color:#fff;font-size:.75rem;font-weight:700;padding:1px 10px;border-radius:999px;margin-right:8px}
.col-card .date{font-size:.8rem;color:var(--steel)}
.col-card h2{font-size:1.1rem;margin:.5em 0 .4em;line-height:1.5}
.col-card p{font-size:.9rem;color:var(--steel);margin:0}
@media (max-width:760px){.col-list{grid-template-columns:1fr}}
.col-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
@media (max-width:900px){.col-strip{grid-template-columns:1fr}}
.st{display:inline-block;font-size:.78rem;font-weight:700;color:#fff;border-radius:999px;padding:1px 10px;white-space:nowrap}
.st.ok{background:var(--ok)}.st.chk{background:#e08a1e}.st.ng{background:#c0533d}
.status3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0 22px}
.status3>div{border-radius:12px;padding:14px 16px;background:var(--paper);border:2px solid var(--line)}
.status3 .ok{border-color:var(--ok)}.status3 .chk{border-color:#e08a1e}.status3 .ng{border-color:#c0533d}
.status3 b{display:block;margin:6px 0 4px}
.status3 p{margin:0;font-size:.9rem;color:var(--steel)}
@media (max-width:720px){.status3{grid-template-columns:1fr}}