*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
body{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
:focus-visible{outline:3px solid currentColor;outline-offset:2px}

body{font-family:var(--ff-body);background:var(--bg);color:var(--ink);line-height:1.85;font-size:16px}
.shell{position:relative}
.page-main{max-width:var(--maxw);margin:0 auto;padding:72px 24px 84px}
.page-head{margin-bottom:44px}
.eyebrow{font-family:var(--ff-disp);letter-spacing:.24em;font-size:12px;color:var(--accent);text-transform:uppercase;margin-bottom:14px}
.page-head h1{font-family:var(--ff-disp);font-weight:700;font-size:clamp(28px,5vw,46px);line-height:1.24;letter-spacing:.01em;margin-bottom:18px}
.lead{color:var(--muted);font-size:17px;max-width:62ch}
.block{margin:0 0 52px}
.block h2{font-family:var(--ff-disp);font-weight:700;font-size:clamp(21px,3.3vw,30px);margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--line)}
.block p{margin-bottom:15px}
.block.has-img{display:grid;grid-template-columns:1.25fr .9fr;gap:38px;align-items:center}
.block.has-img h2{border:none;padding:0}
.block-fig img{border-radius:var(--radius);width:100%;aspect-ratio:4/3;object-fit:cover;box-shadow:0 18px 40px -24px rgba(0,0,0,.4)}
@media(max-width:760px){.block.has-img{grid-template-columns:1fr;gap:22px}}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;font:inherit;font-weight:600;color:var(--ink);padding:20px 44px 20px 0;position:relative;display:block}
.faq-mark{position:absolute;right:6px;top:50%;width:14px;height:14px;transform:translateY(-50%)}
.faq-mark::before,.faq-mark::after{content:"";position:absolute;background:var(--accent);transition:.3s}
.faq-mark::before{top:6px;left:0;width:14px;height:2px}
.faq-mark::after{top:0;left:6px;width:2px;height:14px}
.faq-item.open .faq-mark::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 0 20px;color:var(--muted)}
.sitemap-page .sitemap-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.sitemap-list a{display:block;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;transition:.25s}
.sitemap-list a:hover{transform:translateY(-3px);border-color:var(--accent)}
.sitemap-list span{display:block;font-weight:700;font-family:var(--ff-disp)}
.sitemap-list small{color:var(--muted);font-size:12px}
.site-footer{background:var(--foot-bg);color:var(--foot-fg);margin-top:72px}
.site-footer ul{list-style:none}
.site-footer a{color:inherit;opacity:.82;transition:.2s}
.site-footer a:hover{opacity:1;color:var(--accent2)}
.site-footer .ft-name{font-family:var(--ff-disp);font-weight:700}
.site-footer .ft-tag{opacity:.7;font-size:14px}
.site-footer .ft-addr{opacity:.6;font-size:13px}
.site-footer .ft-copy{font-size:12px;opacity:.55}
/* columns */
.ft-columns .ft-in{max-width:var(--maxw);margin:0 auto;padding:56px 24px 26px;display:grid;grid-template-columns:1.6fr 1fr;gap:34px}
.ft-columns .ft-name{font-size:20px;margin-bottom:8px}
.ft-columns .ft-addr{margin-top:12px}
.ft-columns .ft-nav ul{display:flex;flex-direction:column;gap:10px;font-size:14px}
.ft-columns .ft-copy{text-align:center;padding:16px;border-top:1px solid rgba(255,255,255,.12)}
@media(max-width:760px){.ft-columns .ft-in{grid-template-columns:1fr;gap:22px}}
/* centered */
.ft-centered .ft-in{max-width:760px;margin:0 auto;padding:60px 24px 24px;text-align:center}
.ft-centered .ft-name{font-size:26px;margin-bottom:10px}
.ft-centered .ft-tag{margin-bottom:22px}
.ft-centered .ft-nav ul{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;font-size:14px;margin-bottom:20px}
.ft-centered .ft-addr{margin-bottom:6px}
.ft-centered .ft-copy{text-align:center;padding:16px;border-top:1px solid rgba(255,255,255,.12)}
/* split */
.ft-split .ft-in{max-width:var(--maxw);margin:0 auto;padding:64px 24px 30px;display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;align-items:flex-start}
.ft-split .ft-brand{max-width:46%}
.ft-split .ft-name{font-size:30px;margin-bottom:10px}
.ft-split .ft-addr{margin-top:14px}
.ft-split .ft-nav ul{display:grid;grid-template-columns:1fr 1fr;gap:10px 30px;font-size:14px;text-align:right}
.ft-split .ft-copy{padding:16px 24px;border-top:1px solid rgba(255,255,255,.12);max-width:var(--maxw);margin:0 auto}
@media(max-width:760px){.ft-split .ft-brand{max-width:100%}.ft-split .ft-nav ul{text-align:left}}
/* inline */
.ft-inline{border-top:3px solid var(--accent)}
.ft-inline .ft-in{max-width:var(--maxw);margin:0 auto;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.ft-inline .ft-name{font-size:18px}
.ft-inline .ft-nav ul{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:13.5px}
/* bigtype */
.ft-bigtype .ft-in{max-width:var(--maxw);margin:0 auto;padding:64px 24px 34px}
.ft-bigtype .ft-name{font-size:clamp(38px,8vw,82px);line-height:1;letter-spacing:-.02em;margin-bottom:12px}
.ft-bigtype .ft-tag{margin-bottom:24px}
.ft-bigtype .ft-nav ul{display:flex;flex-wrap:wrap;gap:6px 22px;font-size:14px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);margin-bottom:16px}
/* band */
.ft-band-top{background:var(--accent);color:var(--foot-bg)}
.ft-band-top p{max-width:var(--maxw);margin:0 auto;padding:20px 24px;font-family:var(--ff-disp);font-weight:700;font-size:clamp(16px,2.6vw,22px)}
.ft-band .ft-in{max-width:var(--maxw);margin:0 auto;padding:40px 24px 18px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.ft-band .ft-name{font-size:20px}
.ft-band .ft-nav ul{display:flex;flex-wrap:wrap;gap:8px}
.ft-band .ft-nav a{display:inline-block;padding:7px 14px;border-radius:30px;background:rgba(255,255,255,.08);font-size:13px;opacity:1}
.ft-band .ft-nav a:hover{background:var(--accent);color:var(--foot-bg)}
.ft-band .ft-copy{text-align:center;padding:14px}
/* card */
.ft-card .ft-in{max-width:760px;margin:0 auto;padding:54px 24px 18px}
.ft-card-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:34px 30px;text-align:center}
.ft-card .ft-name{font-size:22px;margin-bottom:8px}
.ft-card .ft-tag{margin-bottom:20px}
.ft-card .ft-nav ul{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;font-size:14px}
.ft-card .ft-copy{text-align:center;padding:16px}
/* stack2 */
.ft-stack2 .ft-row{border-bottom:1px solid rgba(255,255,255,.12)}
.ft-stack2 .ft-row ul{max-width:var(--maxw);margin:0 auto;padding:26px 24px;display:flex;flex-wrap:wrap;justify-content:center;gap:10px 26px;font-size:14.5px}
.ft-stack2 .ft-in{max-width:var(--maxw);margin:0 auto;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.ft-stack2 .ft-name{font-size:18px}
/* rail */
.ft-rail .ft-in{max-width:var(--maxw);margin:0 auto;padding:0;display:grid;grid-template-columns:300px 1fr}
.ft-rail .ft-rail-brand{background:rgba(255,255,255,.05);border-right:3px solid var(--accent);padding:46px 30px}
.ft-rail .ft-name{font-size:22px;margin-bottom:10px}
.ft-rail .ft-addr{margin-top:14px}
.ft-rail .ft-nav{padding:46px 30px;display:flex;align-items:center}
.ft-rail .ft-nav ul{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px;font-size:14.5px}
.ft-rail .ft-copy{text-align:center;padding:16px;border-top:1px solid rgba(255,255,255,.12)}
@media(max-width:760px){.ft-rail .ft-in{grid-template-columns:1fr}.ft-rail .ft-rail-brand{border-right:none;border-bottom:3px solid var(--accent)}}
/* chips */
.ft-chips .ft-in{max-width:820px;margin:0 auto;padding:56px 24px 20px;text-align:center}
.ft-chips .ft-name{font-size:22px;margin-bottom:18px}
.ft-chips .ft-nav ul{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:18px}
.ft-chips .ft-nav a{display:inline-block;padding:8px 16px;border:1px solid rgba(255,255,255,.22);border-radius:30px;font-size:13px;opacity:1}
.ft-chips .ft-nav a:hover{border-color:var(--accent);background:var(--accent);color:var(--foot-bg)}
.ft-chips .ft-addr{font-size:13px}
.ft-chips .ft-copy{text-align:center;padding:16px}
.to-top{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;opacity:0;pointer-events:none;transform:translateY(12px);transition:.3s;z-index:60;box-shadow:0 8px 20px -8px rgba(0,0,0,.5)}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.burger{display:none;width:42px;height:42px;background:none;border:none;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;padding:8px}
.burger span{display:block;height:2px;background:currentColor;transition:.3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer{display:none}


:root{
  --bg:#f4f6f9;--ink:#1a2230;--accent:#ef7d22;--accent2:#2b6cf0;--soft:#eceff4;
  --line:#dde3ec;--muted:#566275;--foot-bg:#1a2230;--foot-fg:#eef1f6;
  --ff-disp:'BIZ UDPGothic',sans-serif;--ff-body:'Noto Sans JP',sans-serif;
  --maxw:1060px;--radius:12px;
}
.ah{position:fixed;top:0;left:0;right:0;background:rgba(244,246,249,.97);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);z-index:80;transition:transform .35s ease}
.ah.hide{transform:translateY(-100%)}
.ah-in{max-width:var(--maxw);margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}
.ah .logo{font-family:var(--ff-disp);font-weight:700;font-size:21px;color:var(--ink)}
.ah .logo::before{content:"⚠";color:var(--accent);margin-right:8px}
.gnav ul{display:flex;gap:24px}
.gnav a{font-weight:700;font-size:14px;color:var(--muted);transition:.2s;position:relative;padding:4px 0}
.gnav a:hover,.gnav a.is-active{color:var(--accent)}
.shell{padding-top:66px}
.d-hero{max-width:var(--maxw);margin:0 auto;padding:60px 24px 30px}
.d-hero .k{font-family:var(--ff-disp);color:var(--accent);font-weight:700;letter-spacing:.1em;margin-bottom:12px}
.d-hero h1{font-family:var(--ff-disp);font-weight:700;font-size:clamp(28px,4.6vw,44px);line-height:1.4;margin-bottom:14px}
.d-hero p{color:var(--muted);max-width:52ch;line-height:1.9}
.d-find{max-width:var(--maxw);margin:0 auto;padding:30px 24px 84px}
.d-find h2{font-family:var(--ff-disp);font-weight:700;font-size:22px;margin-bottom:8px}
.d-find .sub{color:var(--muted);margin-bottom:26px}
.sym{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.symc{display:block;background:#fff;border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:10px;padding:22px 20px;transition:.2s}
.symc:hover{transform:translateY(-4px);box-shadow:0 16px 34px -24px rgba(0,0,0,.4);border-left-color:var(--accent2)}
.symc b{font-family:var(--ff-disp);display:block;color:var(--ink);font-size:16px;margin-bottom:6px}
.symc span{color:var(--muted);font-size:13.5px}
@media(max-width:820px){.gnav{display:none}.burger{display:flex;color:var(--ink)}.drawer.open{display:block;position:absolute;top:100%;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line)}.drawer.open ul{flex-direction:column;padding:8px 24px 16px}.drawer.open li{padding:9px 0;border-top:1px solid var(--line)}.sym{grid-template-columns:1fr}}

/* ===== added: subpage template variations ===== */
.block.has-img.reverse{direction:rtl}
.block.has-img.reverse>*{direction:ltr}
@media(max-width:760px){.block.has-img.reverse{direction:ltr}}
/* numbered steps (sub03) */
.steps{margin:0 0 52px;display:flex;flex-direction:column;gap:20px}
.step-item{display:grid;grid-template-columns:56px 1fr;gap:20px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:0 10px 26px -22px rgba(0,0,0,.4)}
.step-no{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;font-family:var(--ff-disp);font-weight:700;font-size:20px;display:flex;align-items:center;justify-content:center}
.step-item h3{font-family:var(--ff-disp);font-size:19px;margin-bottom:10px}
.step-item p{color:var(--muted);margin:0}
@media(max-width:520px){.step-item{grid-template-columns:1fr;gap:12px}}
/* compare cards (sub04) */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0 0 52px}
.compare-card{background:#fff;border:1px solid var(--line);border-top:5px solid var(--accent2);border-radius:var(--radius);padding:26px 24px}
.compare-card.alt{border-top-color:var(--accent)}
.compare-card h3{font-family:var(--ff-disp);font-size:20px;margin-bottom:14px}
.compare-card p{color:var(--muted);margin:0}
@media(max-width:760px){.compare{grid-template-columns:1fr}}
/* callout (sub05) */
.block.callout{background:var(--soft);border-left:5px solid var(--accent);border-radius:var(--radius);padding:28px 30px}
.block.callout h2{border:none;padding:0;margin-bottom:12px}
.block.callout p{margin:0}
/* pager */
.pager{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:56px;padding-top:28px;border-top:1px solid var(--line)}
.pager a{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 22px;transition:.2s;flex:1;min-width:200px}
.pager a:hover{border-color:var(--accent);transform:translateY(-3px)}
.pager .pager-next,.pager .pager-home{text-align:right;margin-left:auto}
.pager span{display:block;font-size:12px;color:var(--muted);letter-spacing:.08em}
.pager b{font-family:var(--ff-disp);font-size:15px;color:var(--ink)}
/* sitemap list (override grid -> vertical list with descriptions) */
.sitemap-page .sitemap-list{display:flex;flex-direction:column;gap:14px;grid-template-columns:none}
.sitemap-list a{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;padding:20px 24px}
.sitemap-list a:hover{transform:translateX(4px)}
.sitemap-list .sm-title{font-weight:700;font-family:var(--ff-disp);font-size:17px;color:var(--ink)}
.sitemap-list .sm-file{color:var(--accent);font-size:12px;font-family:var(--ff-disp)}
.sitemap-list .sm-desc{flex-basis:100%;color:var(--muted);font-size:14px;margin-top:6px;line-height:1.7}