/* case.css — 導入事例ページ共通スタイル (併記型) */
:root{--navy:#0b3d5c;--ink:#33454f;--line:#e3edf1;--bg:#f5fafb;--accent:#12a0c8}
*{box-sizing:border-box}
body.cs{margin:0;color:var(--ink);background:#fff;font-family:"Noto Sans JP","ヒラギノ角ゴ ProN",Meiryo,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.c-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.c-head__in{max-width:1080px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 20px;gap:16px}
.c-head__logo img{height:44px;width:auto}
.c-head__nav{display:flex;align-items:center;gap:22px;font-size:.92rem;font-weight:600}
.c-head__nav a{text-decoration:none;color:var(--navy)}
.c-head__cta{background:var(--accent);color:#fff!important;padding:9px 18px;border-radius:999px}
.cs-crumb{max-width:1080px;margin:0 auto;padding:14px 20px 0;font-size:.8rem;color:#7c8b93}
.cs-crumb a{color:#7c8b93;text-decoration:none}.cs-crumb em{color:var(--navy);font-style:normal;font-weight:600}
.cs-crumb span{margin:0 6px;color:#c3ced3}
.cs-main{max-width:1080px;margin:0 auto;padding:8px 20px 80px}
.cs-hero{padding:26px 0 10px}
.cs-hero__corp{color:var(--accent);font-weight:700;font-size:.95rem;margin:0 0 6px}
.cs-hero__title{font-size:2rem;font-weight:800;color:var(--navy);margin:0;line-height:1.35}
.cs-hero__title span{display:block;font-size:1rem;font-weight:600;color:#5a6b74;margin-top:8px}
.cs-figure{margin:18px 0 40px;border-radius:14px;overflow:hidden;box-shadow:0 10px 34px rgba(11,61,92,.14);border:1px solid var(--line)}
.cs-figure figcaption{font-size:.78rem;color:#8a97a0;text-align:center;padding:8px;background:#fafcfd}
.cs-h2{font-size:1.4rem;color:var(--navy);font-weight:800;margin:0 0 16px;padding-left:15px;position:relative}
.cs-h2::before{content:"";position:absolute;left:0;top:.15em;bottom:.15em;width:5px;border-radius:3px;background:var(--accent)}
.cs-block{margin:0 0 40px}
.cs-block>p{margin:0 0 14px}
.cs-list{list-style:none;padding:0;margin:12px 0 0}
.cs-list li{position:relative;padding:10px 0 10px 30px;border-top:1px dashed var(--line)}
.cs-list li::before{content:"";position:absolute;left:4px;top:16px;width:9px;height:9px;border-radius:50%;background:var(--accent)}
.cs-reason{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:26px 28px}
.cs-effects{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cs-effect{background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;padding:18px 20px}
.cs-effect h3{margin:0 0 8px;color:var(--navy);font-size:1.05rem}
.cs-effect p{margin:0;font-size:.95rem}
.cs-voice{margin:0 0 16px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px;position:relative}
.cs-voice blockquote{margin:0;padding:0 0 0 34px;position:relative;font-size:.98rem}
.cs-voice blockquote::before{content:"“";position:absolute;left:0;top:-6px;font-size:2.4rem;color:var(--accent);font-family:Georgia,serif;line-height:1}
.cs-voice figcaption{margin-top:12px;text-align:right;color:var(--navy);font-weight:700;font-size:.9rem}
.cs-cta{margin:48px 0 0;background:linear-gradient(135deg,#e9741a,#ff9a46);color:#fff;border-radius:16px;padding:40px 28px;text-align:center}
.cs-cta__lead{font-size:1.4rem;font-weight:800;margin:0 0 8px}
.cs-cta__sub{margin:0 0 20px;opacity:.95;font-size:.95rem}
.cs-cta__btn{display:inline-block;background:#fff;color:#cf640f;font-weight:800;padding:14px 40px;border-radius:999px;text-decoration:none;box-shadow:0 6px 20px rgba(0,0,0,.2)}
.cs-cta__link{display:block;margin-top:16px;color:#fff;text-decoration:underline;font-size:.9rem}
.cs-figure{cursor:zoom-in}
.cs-figure img{transition:transform .4s ease}
.cs-figure:hover img{transform:scale(1.02)}
.cs-lb{display:none;position:fixed;inset:0;background:rgba(0,0,0,.9);z-index:1000;overflow:hidden;overscroll-behavior:contain;touch-action:none}
.cs-lb.is-open{display:block;animation:csLbFade .26s ease both}
.cs-lb__stage{position:absolute;inset:0}
.cs-lb img{position:absolute;inset:0;margin:auto;max-width:96vw;max-height:92vh;width:auto;height:auto;transform-origin:0 0;user-select:none;-webkit-user-select:none;-webkit-user-drag:none;cursor:grab;border-radius:4px;box-shadow:0 12px 50px rgba(0,0,0,.6)}
.cs-lb.grabbing img{cursor:grabbing}
.cs-lb__close{position:fixed;top:8px;right:22px;color:#fff;font-size:2.6rem;line-height:1;font-weight:300;cursor:pointer;z-index:2}
.cs-lb__hint{position:fixed;bottom:14px;left:50%;transform:translateX(-50%);color:#fff;font-size:12px;background:rgba(0,0,0,.55);padding:6px 14px;border-radius:20px;pointer-events:none;z-index:2;white-space:nowrap;max-width:94vw;overflow:hidden;text-overflow:ellipsis}
@keyframes csLbFade{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:reduce){.cs-figure:hover img{transform:none}.cs-lb.is-open{animation:none}}
.cs-rel{margin:64px 0 0}
.cs-rel__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cs-rel__card{display:block;text-decoration:none;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;transition:transform .15s,box-shadow .15s}
.cs-rel__card:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(11,61,92,.14)}
.cs-rel__card img{aspect-ratio:16/9;object-fit:cover}
.cs-rel__card span{display:block;padding:10px 12px;font-size:.86rem;font-weight:700;color:var(--navy)}
/* index */
.ci-hero{padding:30px 0 10px;text-align:center}
.ci-hero h1{font-size:2rem;color:var(--navy);font-weight:800;margin:0 0 12px}
.ci-hero p{max-width:760px;margin:0 auto;color:#5a6b74}
.ci-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:34px 0 0}
.ci-card{display:block;text-decoration:none;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:transform .15s,box-shadow .15s}
.ci-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(11,61,92,.15)}
.ci-card img{aspect-ratio:16/9;object-fit:cover}
.ci-card__body{padding:16px 18px}
.ci-card__corp{color:var(--accent);font-weight:700;font-size:.82rem;margin:0 0 4px}
.ci-card__name{font-size:1.15rem;color:var(--navy);font-weight:800;margin:0 0 10px}
.ci-card__more{margin:0;font-size:.85rem;color:#5a6b74;font-weight:600}
.c-foot{background:linear-gradient(135deg,#d9691a,#ef8226);color:#fff;margin-top:70px}
.c-foot__in{max-width:1080px;margin:0 auto;padding:44px 20px;text-align:center}
.c-foot__lead{font-weight:700;font-size:1.05rem;margin:0 0 18px;line-height:1.6}
.c-foot__cta a{display:inline-block;background:#fff;color:#cf640f;font-weight:800;padding:12px 34px;border-radius:999px;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.18)}
.c-foot__nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;margin:24px 0;font-size:.85rem}
.c-foot__nav a{color:#ffe7d2;text-decoration:none}
.c-foot__copy{font-size:.76rem;color:#ffdcc2;margin:12px 0 0}
@media(max-width:820px){
 .c-head__nav{gap:12px;font-size:.8rem}.c-head__nav a:not(.c-head__cta){display:none}
 .cs-hero__title{font-size:1.5rem}.cs-h2{font-size:1.2rem}
 .cs-effects{grid-template-columns:1fr}.cs-rel__grid{grid-template-columns:1fr 1fr}
 .ci-grid{grid-template-columns:1fr}
}
/* ---- column articles ---- */
.col-main{max-width:820px;margin:0 auto;padding:8px 20px 80px}
.col-hero{padding:24px 0 6px}
.col-hero h1{font-size:1.9rem;color:var(--navy);font-weight:800;line-height:1.45;margin:0}
.col-lead{color:#4a5b64;margin:16px 0 6px;font-size:1.03rem;line-height:1.9}
.col-body h2{font-size:1.34rem;color:var(--navy);font-weight:800;margin:42px 0 14px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.col-body p{margin:0 0 14px;line-height:1.95}
.col-body ul{margin:0 0 18px;padding-left:0;list-style:none}
.col-body li{position:relative;padding:8px 0 8px 26px;line-height:1.85}
.col-body li::before{content:"";position:absolute;left:2px;top:16px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.col-faq{margin:46px 0 0}
.col-faq__item{border:1px solid var(--line);border-radius:10px;margin-bottom:12px;background:#fff;overflow:hidden}
.col-faq__item summary{list-style:none;cursor:pointer;padding:16px 48px 16px 20px;font-weight:700;color:var(--navy);position:relative}
.col-faq__item summary::-webkit-details-marker{display:none}
.col-faq__item summary::after{content:"+";position:absolute;right:20px;top:14px;color:var(--accent);font-weight:800;font-size:1.2rem}
.col-faq__item[open] summary::after{content:"‘2"}
.col-faq__item .a{padding:0 20px 18px;color:#3a4a54;line-height:1.9}
.col-related{margin:44px 0 0;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:22px 24px}
.col-related h2{font-size:1.1rem;color:var(--navy);margin:0 0 10px;border:0;padding:0}
.col-related a{display:inline-block;margin:4px 14px 4px 0;color:#0d6b9c;font-weight:600;text-decoration:none}
.col-related a:hover{text-decoration:underline}
.cl-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:30px 0 0}
.cl-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;background:#fff;transition:transform .16s,box-shadow .16s;box-shadow:0 1px 3px rgba(11,61,92,.05)}
.cl-card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(11,61,92,.14)}
.cl-card__thumb{position:relative;height:106px;display:flex;align-items:center;justify-content:center}
.cl-card__thumb svg{width:46px;height:46px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;opacity:.96}
.cl-card__tag{position:absolute;left:14px;top:12px;background:rgba(255,255,255,.92);color:#123;font-size:11px;font-weight:800;padding:3px 11px;border-radius:999px;letter-spacing:.04em}
.cl-card__body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.cl-card__body h2{font-size:1.1rem;color:var(--navy);margin:0 0 8px;border:0;padding:0;line-height:1.5;font-weight:800}
.cl-card__body p{margin:0 0 14px;color:#5a6b74;font-size:.9rem;line-height:1.75;flex:1}
.cl-card__more{align-self:flex-start;font-size:.85rem;font-weight:700}
.cl-card--teal .cl-card__thumb{background:linear-gradient(135deg,#16a7d0,#0e7fa0)}
.cl-card--indigo .cl-card__thumb{background:linear-gradient(135deg,#5a74d0,#3a54a6)}
.cl-card--green .cl-card__thumb{background:linear-gradient(135deg,#28a771,#1c8a5c)}
.cl-card--orange .cl-card__thumb{background:linear-gradient(135deg,#f28f30,#e9741a)}
.cl-card--purple .cl-card__thumb{background:linear-gradient(135deg,#9463c9,#6f42a8)}
.cl-card--teal .cl-card__more{color:#0e7fa0}
.cl-card--indigo .cl-card__more{color:#3a54a6}
.cl-card--green .cl-card__more{color:#1c8a5c}
.cl-card--orange .cl-card__more{color:#e9741a}
.cl-card--purple .cl-card__more{color:#6f42a8}
@media(max-width:820px){.cl-grid{grid-template-columns:1fr;gap:16px}.col-hero h1{font-size:1.5rem}}
/* コラム: 監修ボックス + CTAロゴ (2026-07-22) */
.col-author{display:flex;align-items:center;gap:14px;margin:18px 0 4px;padding:14px 16px;background:#f4fafc;border:1px solid #dcebf1;border-radius:12px}
.col-author__mark{width:56px;height:56px;flex:0 0 auto;border-radius:50%;background:#fff}
.col-author__body{display:flex;flex-direction:column;gap:3px;line-height:1.55}
.col-author__label{align-self:flex-start;font-size:11px;font-weight:700;color:#fff;background:var(--accent);border-radius:4px;padding:1px 9px;letter-spacing:.04em}
.col-author__name{font-weight:800;color:var(--navy);font-size:14px}
.col-author__desc{color:#5a6b72;font-size:12.5px}
.cs-cta__logo{display:inline-block;background:#fff;border-radius:12px;padding:10px 18px;margin:0 auto 16px;box-shadow:0 4px 14px rgba(0,0,0,.14)}
.cs-cta__logo img{display:block;width:150px;height:auto}
@media(max-width:820px){.col-author{gap:11px;padding:12px}.col-author__mark{width:48px;height:48px}}