:root{
    --bg:#DEDEED;
    --surface:#FFFFFF;
    --surface-alt:#EDEDF5;
    --ink:#080808;
    --ink-muted:#575757;
    --ink-faint:#9AA3AE;
    --border:rgba(36,36,36,0.12);
    --border-strong:rgba(36,36,36,0.22);
    --accent:#116DFF;
    --accent-strong:#0B54CC;
    --accent-soft:#E4EEFF;
    --violet:#7C6FE0;
    --violet-soft:#ECEAFB;
    --warm:#D97757;
    --warm-soft:#FBEAE2;
    --shadow:0 1px 2px rgba(20,30,60,0.05), 0 16px 34px -18px rgba(20,30,60,0.18);
    --font-display:'M PLUS Rounded 1c','Hiragino Maru Gothic ProN','Noto Sans JP',sans-serif;
    --font-body:'Noto Sans JP','Hiragino Sans',sans-serif;
  }
  /* acry.jp には配色は白＋ブルー1種類のみのため、ダークモードには対応せず常に同じ配色で固定しています */
  *{box-sizing:border-box;}
  html,body{margin:0;}
  body{ background:var(--bg); color:var(--ink); font-family:var(--font-body); line-height:1.8; -webkit-font-smoothing:antialiased; }
  h1,h2,h3,h4{ font-family:var(--font-display); text-wrap:balance; margin:0; color:var(--ink); }
  a{ color:inherit; text-decoration:none; }
  :focus-visible{ outline:2px solid var(--accent); outline-offset:3px; border-radius:4px; }
  button{ font-family:inherit; }
  .view{ display:none; }
  .view[data-active="true"]{ display:block; }
  @media (prefers-reduced-motion:no-preference){ .view[data-active="true"]{ animation:rise .3s ease; } }
  @keyframes rise{ from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:translateY(0);} }

  .topbar{ position:sticky; top:0; z-index:20; background:color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter:blur(10px); border-bottom:1px solid var(--border); }
  .topbar-in{ max-width:1080px; margin:0 auto; padding:14px 24px; display:flex; align-items:center; justify-content:space-between; gap:16px; }
  .logo{ font-family:var(--font-display); font-weight:800; font-size:1.3rem; cursor:pointer; display:flex; align-items:baseline; gap:6px; background:none; border:none; padding:0; color:var(--ink); }
  .logo .dot{ color:var(--accent); }
  .logo small{ font-family:var(--font-body); font-weight:500; font-size:0.68rem; color:var(--ink-faint); }
  .nav-cats{ display:flex; gap:18px; font-size:0.85rem; color:var(--ink-muted); font-weight:500; }
  .cta-btn{ background:var(--accent); color:#fff; border:none; border-radius:99px; padding:10px 20px; font-weight:700; font-size:0.88rem; cursor:pointer; box-shadow:var(--shadow); }
  .cta-btn.ghost{ background:transparent; color:var(--accent-strong); border:1.5px solid var(--accent); box-shadow:none; }
  .cta-btn:hover{ filter:brightness(1.06); }
  @media (max-width:720px){ .nav-cats{ display:none; } }

  main{ max-width:1080px; margin:0 auto; padding:0 24px 80px; }

  .hero{ padding:60px 0 40px; display:grid; grid-template-columns:1.1fr 0.9fr; gap:40px; align-items:center; }
  .hero h1{ font-size:2.5rem; font-weight:800; line-height:1.4; }
  .hero h1 .hl{ color:var(--accent); }
  .hero p{ color:var(--ink-muted); font-size:1.02rem; max-width:480px; margin:16px 0 26px; }
  .hero-art{ aspect-ratio:1/1; border-radius:28px; background:radial-gradient(circle at 30% 30%, var(--accent-soft), transparent 60%), radial-gradient(circle at 75% 70%, var(--violet-soft), transparent 55%), var(--surface-alt); border:1px solid var(--border); display:flex; align-items:center; justify-content:center; font-size:5rem; }
  @media (max-width:760px){ .hero{ grid-template-columns:1fr; padding-top:32px; } .hero h1{ font-size:1.9rem; } }

  .chip-row{ display:flex; gap:10px; overflow-x:auto; padding:4px 0 28px; }
  .chip{ flex-shrink:0; padding:8px 16px; border-radius:99px; font-size:0.84rem; font-weight:700; border:1px solid var(--border); background:var(--surface); color:var(--ink-muted); cursor:default; }
  .chip.on{ background:var(--ink); color:var(--bg); border-color:var(--ink); }

  .section-head{ display:flex; align-items:baseline; justify-content:space-between; margin:8px 0 18px; }
  .section-head h2{ font-size:1.4rem; }
  .section-head span{ font-size:0.82rem; color:var(--ink-faint); }

  .featured{ display:grid; grid-template-columns:1.2fr 1fr; gap:0; overflow:hidden; border-radius:20px; border:1px solid var(--border); background:var(--surface); box-shadow:var(--shadow); margin-bottom:20px; cursor:pointer; }
  .featured .art{ background:linear-gradient(135deg, var(--violet-soft), var(--accent-soft)); display:flex; align-items:center; justify-content:center; font-size:4rem; min-height:200px; }
  .featured .body{ padding:26px 28px; display:flex; flex-direction:column; gap:10px; }
  .featured .tag{ font-size:0.74rem; font-weight:700; color:var(--violet); }
  .featured h3{ font-size:1.3rem; line-height:1.55; }
  .featured p{ color:var(--ink-muted); font-size:0.9rem; margin:0; }
  @media (max-width:720px){ .featured{ grid-template-columns:1fr; } }
  .featured-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-bottom:44px; }
  @media (max-width:720px){ .featured-row{ grid-template-columns:1fr; } }

  .card-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-bottom:48px; }
  @media (max-width:900px){ .card-grid{ grid-template-columns:repeat(2,1fr); } }
  @media (max-width:600px){ .card-grid{ grid-template-columns:1fr; } }
  .article-card{ background:var(--surface); border:1px solid var(--border); border-radius:16px; overflow:hidden; cursor:pointer; display:flex; flex-direction:column; transition:transform .15s ease, box-shadow .15s ease; }
  .article-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); }
  .article-card .art{ height:100px; display:flex; align-items:center; justify-content:center; font-size:2rem; }
  .article-card .body{ padding:15px 17px 17px; display:flex; flex-direction:column; gap:8px; flex:1; }
  .tag-pill{ align-self:flex-start; font-size:0.7rem; font-weight:700; padding:3px 10px; border-radius:99px; }
  .article-card h4{ font-size:0.98rem; line-height:1.55; font-weight:700; }
  .article-card .meta{ margin-top:auto; font-size:0.74rem; color:var(--ink-faint); }
  .tag-pill.c-blue{ background:var(--accent-soft); color:var(--accent-strong); }
  .tag-pill.c-violet{ background:var(--violet-soft); color:var(--violet); }
  .tag-pill.c-warm{ background:var(--warm-soft); color:var(--warm); }

  .promo-band{ background:var(--ink); color:var(--bg); border-radius:20px; padding:40px; display:flex; align-items:center; justify-content:space-between; gap:24px; margin-bottom:20px; }
  .promo-band h3{ color:var(--bg); font-size:1.5rem; }
  .promo-band p{ color:color-mix(in srgb, var(--bg) 70%, transparent); margin:8px 0 0; font-size:0.92rem; }
  @media (max-width:700px){ .promo-band{ flex-direction:column; text-align:center; } }
  footer.site{ text-align:center; padding:30px 0 10px; color:var(--ink-faint); font-size:0.78rem; }

  .breadcrumb{ font-size:0.8rem; color:var(--ink-faint); padding:22px 0 0; }
  .breadcrumb button{ background:none; border:none; color:var(--ink-faint); cursor:pointer; font-size:0.8rem; padding:0; }
  .breadcrumb button:hover{ color:var(--accent); }
  article header.art-head{ padding:14px 0 30px; border-bottom:1px solid var(--border); margin-bottom:32px; }
  article header.art-head .tag-pill{ margin-bottom:14px; }
  article header.art-head h1{ font-size:1.9rem; line-height:1.5; max-width:760px; }
  article header.art-head .meta{ margin-top:14px; color:var(--ink-faint); font-size:0.85rem; }
  .art-body{ max-width:720px; }
  .art-body h2{ font-size:1.3rem; margin:36px 0 14px; }
  .art-body p{ color:var(--ink-muted); margin:0 0 16px; }
  .art-body ul,.art-body ol{ color:var(--ink-muted); padding-left:20px; }
  .art-body li{ margin-bottom:6px; }

  .compare-wrap, .table-scroll{ overflow-x:auto; margin:20px 0 28px; border-radius:14px; border:1px solid var(--border); -webkit-overflow-scrolling:touch; }
  table.compare{ width:100%; border-collapse:collapse; font-size:0.86rem; background:var(--surface); }
  table.compare th, table.compare td{ padding:12px 14px; text-align:left; border-bottom:1px solid var(--border); white-space:nowrap; }
  table.compare thead th{ background:var(--surface-alt); font-size:0.72rem; color:var(--ink-muted); text-transform:uppercase; letter-spacing:0.03em; }
  table.compare tr.hi td{ background:var(--accent-soft); font-weight:700; }
  table.compare tr.hi td:first-child{ border-radius:10px 0 0 10px; }

  .inline-cta{ background:var(--surface-alt); border:1px solid var(--border); border-radius:16px; padding:22px 26px; display:flex; align-items:center; justify-content:space-between; gap:20px; margin:26px 0; }
  .inline-cta strong{ display:block; font-family:var(--font-display); font-size:1.02rem; margin-bottom:4px; }
  .inline-cta span{ color:var(--ink-muted); font-size:0.85rem; }
  @media (max-width:600px){ .inline-cta{ flex-direction:column; align-items:flex-start; } }

  .related{ margin-top:50px; padding-top:30px; border-top:1px solid var(--border); }
  .related h3{ font-size:1.05rem; margin-bottom:16px; }
  .related-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
  @media (max-width:720px){ .related-grid{ grid-template-columns:1fr; } }
  .related-card{ background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:14px 16px; cursor:pointer; font-size:0.86rem; font-weight:700; }
  .related-card:hover{ border-color:var(--accent); }

  .ig-embed{ border:1px solid var(--border); border-radius:16px; overflow:hidden; margin:22px 0 28px; background:var(--surface); max-width:360px; }
  .ig-embed .ig-head{ display:flex; align-items:center; gap:10px; padding:14px 16px; border-bottom:1px solid var(--border); }
  .ig-embed .ig-icon{ width:32px; height:32px; border-radius:9px; background:linear-gradient(135deg,#FEDA75,#FA7E1E,#D62976,#962FBF,#4F5BD5); display:flex; align-items:center; justify-content:center; color:#fff; font-size:0.9rem; flex-shrink:0; }
  .ig-embed .ig-name{ font-weight:700; font-size:0.86rem; }
  .ig-embed .ig-handle{ font-size:0.74rem; color:var(--ink-faint); }
  .ig-embed .ig-media{ aspect-ratio:4/5; background:var(--surface-alt); display:flex; align-items:center; justify-content:center; font-size:2.4rem; color:var(--ink-faint); }
  .ig-embed .ig-cap{ padding:14px 16px; font-size:0.85rem; color:var(--ink-muted); margin:0; }
  .ig-embed .ig-link{ display:block; padding:11px 16px; text-align:center; font-size:0.82rem; font-weight:700; color:var(--accent-strong); border-top:1px solid var(--border); }

  .faq-item{ border-bottom:1px solid var(--border); padding:14px 0; }
  .faq-item .q{ font-weight:700; margin-bottom:6px; }
  .faq-item .a{ color:var(--ink-muted); font-size:0.92rem; margin:0; }

  .proto-banner{ background:var(--warm-soft); color:var(--ink); font-size:0.78rem; text-align:center; padding:8px 16px; border-bottom:1px solid var(--border); }
  .proto-banner strong{ color:var(--warm); }
  .note-tbd{ font-size:0.78rem; color:var(--ink-faint); }

  .art img.real, .featured .art img.real{ width:100%; height:100%; object-fit:cover; display:block; }
  .art.photo, .featured .art.photo{ padding:0; }
  figure.real-photo{ margin:20px 0 26px; }
  figure.real-photo img{ width:100%; border-radius:14px; display:block; border:1px solid var(--border); }
  figure.real-photo figcaption{ font-size:0.78rem; color:var(--ink-faint); margin-top:8px; text-align:center; }

  .review-quote{ background:var(--surface-alt); border-radius:14px; padding:18px 20px; margin:0 0 14px; border-left:3px solid var(--accent); }
  .review-quote p{ margin:0 0 6px; color:var(--ink); font-size:0.94rem; }
  .review-quote .src{ font-size:0.76rem; color:var(--ink-faint); margin:0; }
  .stars{ color:var(--warm); font-size:0.85rem; letter-spacing:2px; }

  .icon-art{ display:flex; align-items:center; justify-content:center; }
  .icon-banner{ display:flex; align-items:center; justify-content:center; height:150px; border-radius:14px; margin:20px 0 26px; }

  .byline{ display:flex; gap:14px; margin-top:36px; padding:18px; background:var(--surface-alt); border-radius:14px; }
  .byline-avatar{ flex-shrink:0; width:40px; height:40px; border-radius:50%; background:var(--accent); color:#fff; display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:800; }
  .byline-name{ font-weight:700; font-size:0.9rem; margin-bottom:4px; }
  .byline-bio{ margin:0; font-size:0.82rem; color:var(--ink-muted); line-height:1.7; }

  .point-summary{ margin:20px 0 30px; padding:16px 18px; border:1px solid var(--border); border-radius:14px; background:var(--surface-alt); }
  .ps-title{ display:block; font-family:var(--font-display); font-weight:700; font-size:0.82rem; color:var(--accent-strong); margin-bottom:10px; }
  .ps-row{ display:flex; flex-direction:column; gap:8px; }
  .ps-item{ display:flex; align-items:flex-start; gap:10px; background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:8px 14px 8px 8px; font-size:0.84rem; }
  .ps-ico{ width:22px; height:22px; border-radius:50%; background:var(--accent); color:#fff; font-weight:700; font-size:0.74rem; display:flex; align-items:center; justify-content:center; flex-shrink:0; margin-top:1px; }
  .ps-label{ color:var(--ink-muted); font-weight:600; line-height:1.5; }

  /* link-card (related / usage guide) */
  .link-card{ display:flex; align-items:center; gap:12px; background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:10px 12px; cursor:pointer; }
  .link-card:hover{ border-color:var(--accent); }
  .link-card .thumb{ width:44px; height:44px; border-radius:9px; overflow:hidden; flex-shrink:0; display:flex; align-items:center; justify-content:center; background:var(--surface-alt); }
  .link-card .thumb svg{ width:26px; height:26px; }
  .link-card .t{ font-size:0.86rem; font-weight:700; line-height:1.4; }
  .usage-guide{ margin-top:36px; padding-top:28px; border-top:1px solid var(--border); }
  .usage-guide h3{ font-size:1.05rem; margin-bottom:16px; }
  .usage-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
  @media (max-width:720px){ .usage-grid{ grid-template-columns:repeat(2,1fr); } }

  .thumb-1{ background-image:url("/images/thumb-1.jpg"); background-size:cover; background-position:center; }
  .thumb-5{ background-image:url("/images/thumb-5.jpg"); background-size:cover; background-position:center; }
  .thumb-6{ background-image:url("/images/thumb-6.jpg"); background-size:cover; background-position:center; }
  .thumb-7{ background-image:url("/images/thumb-7.jpg"); background-size:cover; background-position:center; }
  .thumb-8{ background-image:url("/images/thumb-8.jpg"); background-size:cover; background-position:center; }
  .thumb-9{ background-image:url("/images/thumb-9.jpg"); background-size:cover; background-position:center; }
  .thumb-11{ background-image:url("/images/thumb-11.jpg"); background-size:cover; background-position:center; }
  .thumb-17{ background-image:url("/images/thumb-17.jpg"); background-size:cover; background-position:center; }
  .thumb-33{ background-image:url("/images/thumb-33.jpg"); background-size:cover; background-position:center; }
  .thumb-38{ background-image:url("/images/thumb-38.jpg"); background-size:cover; background-position:center; }
  .thumb-40{ background-image:url("/images/thumb-40.jpg"); background-size:cover; background-position:center; }
  .thumb-42{ background-image:url("/images/thumb-42.jpg"); background-size:cover; background-position:center; }
  .thumb-43{ background-image:url("/images/thumb-43.jpg"); background-size:cover; background-position:center; }
  .thumb-47{ background-image:url("/images/thumb-47.jpg"); background-size:cover; background-position:center; }
  .thumb-48{ background-image:url("/images/thumb-48.jpg"); background-size:cover; background-position:center; }
  .thumb-51{ background-image:url("/images/thumb-51.jpg"); background-size:cover; background-position:center; }
  .thumb-52{ background-image:url("/images/thumb-52.jpg"); background-size:cover; background-position:center; }

  /* store badges */
  .store-badges{ display:flex; gap:10px; flex-wrap:wrap; align-items:center; }
  .badge-link{ display:inline-block; width:132px; height:44px; background-size:contain; background-repeat:no-repeat; background-position:center left; }
  .store-badges.sm .badge-link{ width:96px; height:32px; }
  .badge-link.ios{ background-image:url("/images/badge-link-ios.png"); }
  .badge-link.android{ background-image:url("/images/badge-link-android.png"); }


/* ===== 静的サイト化に伴う調整 ===== */
/* ビューはページ単位になったため常時表示 */
.view{ display:block; }
/* カードをaタグ化したが .featured/.link-card/.logo は display を自前で持つため追加指定は不要 */
a.featured, a.link-card, a.logo{ color:inherit; text-decoration:none; }
/* 404 */
.notfound{ text-align:center; padding:80px 24px; }
.notfound h1{ font-size:2rem; margin-bottom:12px; }
.notfound p{ color:var(--ink-muted); margin-bottom:24px; }
a.cta-btn{ display:inline-block; text-decoration:none; }
.breadcrumb a{ color:var(--accent-strong); }