/* 資料のページ（方針・動線・LP の比較・言葉）。
   罫線は使わない。白地の上に薄いグレーの面（#fafafa・角丸 12px）を置き、区切りは余白と面の濃さで作る。
   ホバーすると面が白くなり、影が入って少し浮く。強調は FANTS グリーンを少しだけ。文字は #202020 だけ。 */
.doc{--ink:#202020;--pane:#fafafa;--pane-2:#f1f1f2;--g:#00cbb5;--g-ink:#00796c;--g-bg:#e9f9f6;
  --lift:0 18px 40px -12px rgba(17,17,18,.16),0 2px 6px rgba(17,17,18,.04)}
.doc-in{font-size:15px;line-height:1.8}
.doc h2,.doc h3,.doc h4,.doc p{margin:0}
.doc .lato{font-family:"Lato",sans-serif}

/* 浮く面（共通） */
.lift{background:var(--pane);border-radius:12px;transition:opacity .6s ease,transform .5s var(--ease),box-shadow .5s var(--ease),background-color .3s ease}
.lift:hover{background:#fff;box-shadow:var(--lift)}
.lift.in:hover,.lift:not(.rv):hover{transform:translateY(-3px)}

/* 出てくるときは、下から少しずつ */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv.lift{transition:opacity .6s ease,transform .7s var(--ease),box-shadow .5s var(--ease),background-color .3s ease}

/* 表紙 */
.d-hero{padding:8px 0 64px;display:grid;gap:16px}
.d-hero h2{font-size:40px;line-height:1.3;font-weight:700;letter-spacing:.01em}
.d-hero p{font-size:16px;max-width:720px}

/* 節 */
.d-sec{margin:0 0 88px;scroll-margin-top:24px;border-radius:16px;transition:box-shadow .45s ease,background-color .45s ease}
.d-sec.is-hl{background:var(--g-bg);box-shadow:0 0 0 20px var(--g-bg)}
.d-sec-h{display:grid;grid-template-columns:64px 1fr;gap:0 16px;margin-bottom:28px;align-items:start}
.d-sec-h .no{grid-row:1 / span 2;font-family:"Lato",sans-serif;font-weight:700;font-size:36px;line-height:1;color:var(--g)}
.d-sec-h h3{grid-column:2;font-size:24px;line-height:1.45;font-weight:700}
.d-sec-h p{grid-column:2;margin-top:8px;font-size:15px;max-width:760px}
.d-sec>*+*{margin-top:16px}

/* 番号付きのカード */
.d-cards{display:grid;grid-template-columns:repeat(var(--cols,3),1fr);gap:16px}
.d-card{position:relative;padding:32px 28px 28px;display:flex;flex-direction:column;gap:10px}
.d-card .n{font-family:"Lato",sans-serif;font-weight:700;font-size:13px;letter-spacing:.08em;color:var(--g-ink)}
.d-card h4{font-size:17px;line-height:1.5;font-weight:700}
.d-card p{font-size:14px;line-height:1.8;margin-bottom:14px}
.d-card ul{margin:0;padding:0;list-style:none;display:grid;gap:6px}
.d-card li{display:grid;grid-template-columns:18px 1fr;gap:6px;font-size:14px;line-height:1.7}
.d-card li .ms{font-size:18px;color:var(--g-ink);margin-top:3px}
.d-card-m{margin-top:auto;padding:14px 16px;border-radius:10px;background:#fff;display:grid;gap:2px;transition:background-color .3s ease}
.d-card:hover .d-card-m{background:var(--pane)}
.d-card-m .lb{font-size:12px;font-weight:700}
.d-card-m .bf{font-size:13px;text-decoration:line-through;text-decoration-thickness:1px}
.d-card-m .af{display:flex;align-items:center;gap:4px;font-size:16px;font-weight:700;color:var(--g-ink)}
.d-card-m .af .ms{font-size:16px}

/* 番号付きの一覧 */
.d-num{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.d-num li{display:grid;gap:10px;align-content:start;padding:22px 20px;font-size:14px;line-height:1.7;font-weight:700}
.d-num .lato{font-size:22px;color:var(--g)}

/* 動線のレーン：灰色の面に、白い手順を並べる */
.d-lanes{display:grid;gap:12px}
.lane{display:grid;gap:16px;padding:22px 24px 24px}
.lane-after{background:var(--g-bg)}
.lane-after:hover{background:#f2fcfa}
.lane-h{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px}
.lane-h .lato{font-family:inherit;font-size:12px;font-weight:700}
.lane-after .lane-h .lato{color:var(--g-ink)}
.lane-h b{font-size:18px;line-height:1.4}
.lane-after .lane-h b{color:var(--g-ink);font-size:20px}
.lane-note{font-size:12px;line-height:1.6}
.lane-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(var(--cols,6),minmax(0,1fr));gap:20px;align-items:stretch}
.lane-steps li{min-width:0;position:relative;display:grid;gap:4px;align-content:start;padding:12px;border-radius:10px;background:#fff;box-shadow:0 1px 2px rgba(17,17,18,.04);
  opacity:0;transform:translateX(-8px);transition:opacity .4s ease,transform .5s var(--ease);transition-delay:calc(var(--i) * 70ms + .1s)}
.lane.in .lane-steps li{opacity:1;transform:none}
.lane-steps li:not(:last-child)::after{content:"chevron_right";font-family:"Material Symbols Outlined";position:absolute;right:-20px;top:50%;transform:translateY(-50%);font-size:18px;width:20px;text-align:center}
.lane-steps .st-n{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:4px;font-size:12px;font-weight:700}
.lane-steps b{font-size:13px;line-height:1.5}
.lane-steps small{font-size:12px;line-height:1.55}
.kind{display:inline-flex;align-items:center;font-style:normal;font-size:12px;padding:0 7px;border-radius:999px;background:var(--pane-2);line-height:20px}
.kind-switch{background:var(--ink);color:#fff}

/* 課題と提案の対 */
.d-pairs{display:grid;gap:12px}
.d-pair{display:grid;grid-template-columns:1fr 40px 1fr;align-items:stretch;overflow:hidden}
.d-pair:hover{background:var(--pane)}
.d-pair>div{padding:24px;display:grid;gap:6px;align-content:start}
.d-pair .k{font-size:12px;font-weight:700}
.d-pair .pro{background:var(--g-bg)}
.d-pair .pro .k{color:var(--g-ink)}
.d-pair h4{font-size:15px;line-height:1.6;font-weight:700}
.d-pair p{font-size:14px;line-height:1.75}
.d-pair .ar{display:grid;place-items:center;background:linear-gradient(90deg,var(--pane) 50%,var(--g-bg) 50%);padding:0}
.d-pair .ar .ms{font-size:22px;color:var(--g-ink)}

/* 比べる表：線を引かず、行の地色を交互にする */
.d-table-w{overflow-x:auto;padding:8px;background:var(--pane);border-radius:12px}
.d-table{width:100%;border-collapse:separate;border-spacing:0;font-size:14px;line-height:1.6;min-width:680px}
.d-table th,.d-table td{padding:13px 16px;text-align:left;vertical-align:top;transition:background-color .2s ease}
.d-table thead th{font-size:12px;font-weight:700;white-space:nowrap}
.d-table tbody th{font-weight:700;white-space:nowrap}
.d-table tbody tr:nth-child(odd)>*{background:#fff}
.d-table tbody tr>*:first-child{border-radius:8px 0 0 8px}
.d-table tbody tr>*:last-child{border-radius:0 8px 8px 0}
.d-table tbody tr:hover>*{background:var(--g-bg)}
.d-table .hi{font-weight:700;color:var(--g-ink)}
.d-table .num{font-family:"Lato",sans-serif;font-variant-numeric:tabular-nums;white-space:nowrap}

/* 数字の Before → After */
.d-metrics{display:grid;grid-template-columns:repeat(var(--cols,3),1fr);gap:16px}
.d-metric{padding:24px;display:grid;gap:8px}
.d-metric .lb{font-size:13px;font-weight:700}
.d-metric .bf{font-size:14px;text-decoration:line-through;text-decoration-thickness:1px}
.d-metric .af{font-size:22px;line-height:1.35;font-weight:700;color:var(--g-ink)}

/* 文言の Before → After */
.d-words{display:grid;gap:12px}
.d-word{display:grid;grid-template-columns:1fr 28px 1.2fr;gap:8px 12px;align-items:center;padding:22px 24px}
.d-word .pl{grid-column:1/-1;font-size:12px;font-weight:700}
.d-word .b{font-size:14px;text-decoration:line-through;text-decoration-thickness:1px}
.d-word .a{font-size:15px;font-weight:700}
.d-word .ms{color:var(--g-ink);font-size:20px}
.d-word .why{grid-column:1/-1;font-size:12px;line-height:1.7;margin-top:6px;padding:10px 12px;border-radius:8px;background:#fff;transition:background-color .3s ease}
.d-word:hover .why{background:var(--pane)}

/* 画像 */
.d-gallery{display:grid;grid-template-columns:repeat(var(--cols,4),1fr);gap:16px}
.d-shot{margin:0;display:grid;gap:8px}
.d-shot .im{aspect-ratio:9/16;border-radius:12px;overflow:hidden;background:var(--pane)}
.d-shot img{width:100%;height:100%;object-fit:cover;object-position:top;transition:object-position 3s ease}
.d-shot:hover img{object-position:bottom}
.d-shot figcaption{font-size:13px;line-height:1.6}
.d-shot figcaption b{display:block;font-size:14px}

/* 箇条書きと引用 */
.d-list{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.d-list li{display:grid;grid-template-columns:22px 1fr;gap:8px;font-size:15px;line-height:1.75}
.d-list li .ms{font-size:20px;color:var(--g-ink);margin-top:3px}
.d-quote{padding:20px 24px;border-radius:12px;background:var(--g-bg);font-size:17px;line-height:1.7;font-weight:700}

/* 画面の試作へ飛ぶ */
.d-gos{display:flex;flex-wrap:wrap;gap:8px}
.d-go{appearance:none;border:0;display:inline-flex;align-items:center;gap:6px;height:42px;padding:0 18px;border-radius:999px;background:var(--pane-2);color:var(--ink);font-size:13px;font-weight:700;
  transition:opacity .6s ease,background-color .25s ease,color .25s ease,transform .35s var(--ease),box-shadow .35s var(--ease)}
.d-go:hover{background:var(--ink);color:#fff;transform:translateY(-2px);box-shadow:var(--lift)}
.d-go:active{transform:scale(.97)}
.d-go .ms{font-size:18px;transition:transform .35s var(--ease)}
.d-go:hover .ms{transform:translateX(3px)}

/* LP の長さの棒 */
.d-bars{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;align-items:start;padding:32px 28px;background:var(--pane);border-radius:12px;overflow-x:auto}
.bar-col{display:grid;gap:12px;min-width:150px}
.bar-name{font-size:14px}
.bar-wrap{position:relative}
.lp-bar{width:44px;border-radius:6px;background:#e9e9ea;transform-origin:top;transform:scaleY(0);transition:transform 1.1s var(--ease)}
.d-bars.in .lp-bar{transform:none}
.mk{position:absolute;left:-4px;width:52px;background:var(--ink);opacity:0;transition:opacity .4s ease .8s}
.mk-btn{height:4px;border-radius:2px;margin-top:-2px}
.mk-price{height:4px;border-radius:2px;background:var(--g);margin-top:-2px}
.mk-fold{height:2px;border-radius:1px;background:repeating-linear-gradient(90deg,var(--ink) 0 4px,transparent 4px 7px)}
.mk-l{position:absolute;left:58px;transform:translateY(-50%);font-size:12px;line-height:1.3;white-space:nowrap;opacity:0;transition:opacity .4s ease .9s}
.mk-l-btn{font-weight:700}
.mk-l-price{font-weight:700;color:var(--g-ink)}
.d-bars.in .mk,.d-bars.in .mk-l{opacity:1}
.bar-cap{font-size:12px;line-height:1.7}

/* 課題 1 件：左に説明と提案、右に根拠のキャプチャ */
.d-case{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:28px;align-items:start}
.d-case-t{display:grid;gap:14px;position:sticky;top:16px}
.d-case-t>p{font-size:15px;line-height:1.9}
.d-prop{padding:20px 22px;border-radius:12px;background:var(--g-bg);display:grid;gap:6px}
.d-prop .k,.d-meas .k{font-size:12px;font-weight:700}
.d-prop .k{color:var(--g-ink)}
.d-prop p{font-size:15px;line-height:1.8;font-weight:700}
.d-meas{display:grid;gap:4px;font-size:13px;line-height:1.7;padding:16px 18px;border-radius:12px;background:var(--pane)}
.d-case-s{display:grid;grid-template-columns:repeat(min(var(--n),3),1fr);gap:14px}
.d-cap{margin:0;display:grid;gap:12px;align-content:start;padding:10px 10px 16px}
.d-cap .im{height:330px;border-radius:8px;overflow:hidden;background:#fff}
.d-cap img{width:100%;height:100%;object-fit:cover;object-position:top;transition:object-position 2.4s cubic-bezier(.45,0,.2,1)}
.d-cap:hover img{object-position:bottom}
.d-cap figcaption{display:grid;gap:6px;padding:0 4px;font-size:13px;line-height:1.65}
.d-cap figcaption b{font-size:13px}
.d-cap em{font-style:normal;font-size:12px;font-weight:700;margin-right:6px;padding:1px 7px;border-radius:999px;background:var(--pane-2)}
.d-cap .cp em{background:var(--g-bg);color:var(--g-ink)}

@media (max-width:1100px){
  .d-case{grid-template-columns:1fr}
  .d-case-t{position:static}
  .d-num{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .d-hero h2{font-size:28px}
  .d-cards,.d-metrics,.d-gallery{grid-template-columns:1fr 1fr}
  .d-sec-h{grid-template-columns:44px 1fr}
  .d-sec-h .no{font-size:26px}
  .d-pair{grid-template-columns:1fr}
  .d-pair .ar{height:32px;background:linear-gradient(180deg,var(--pane) 50%,var(--g-bg) 50%)}
  .d-pair .ar .ms{transform:rotate(90deg)}
  .d-word{grid-template-columns:1fr}
  .d-word .ms{transform:rotate(90deg)}
  .d-case-s{grid-template-columns:1fr 1fr}
  .d-num{grid-template-columns:1fr}
  .lane-steps{grid-template-columns:1fr 1fr}
  .lane-steps li::after{display:none}
}
@media (max-width:560px){
  .d-cards,.d-metrics{grid-template-columns:1fr}
}