*{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:#f3f5fb;--ink:#1c2540;--accent:#3a5bd9;--accent2:#e8871e;--soft:#e6ebf7;
  --line:#d3dbf0;--muted:#576080;--foot-bg:#151b30;--foot-fg:#e9edf9;
  --ff-disp:'Zen Maru Gothic','Noto Sans JP',sans-serif;--ff-body:'Noto Sans JP',sans-serif;
  --maxw:980px;--radius:16px;--vt:96px;
}
.vt{position:fixed;top:0;left:0;bottom:0;width:var(--vt);background:var(--foot-bg);color:#e6f6f4;display:flex;flex-direction:column;align-items:center;padding:18px 0;z-index:80}
.vt-logo{font-family:var(--ff-disp);font-size:15px;color:var(--accent2);writing-mode:vertical-rl;letter-spacing:.06em;margin-bottom:28px;flex-shrink:0}
.vt-nav{flex:1}
.vt-nav ul{display:flex;flex-direction:column;gap:6px;align-items:center}
.vt-nav a{writing-mode:vertical-rl;font-family:var(--ff-disp);font-size:15px;padding:14px 8px;color:rgba(230,246,244,.8);border-radius:20px;transition:.2s;letter-spacing:.08em}
.vt-nav a:hover,.vt-nav li.is-active a{color:#06201d;background:var(--accent)}
.shell{margin-left:var(--vt)}
.t-hero{position:relative;padding:70px 24px 50px;text-align:center;background:radial-gradient(600px 300px at 50% -20%,#d6f0ec,transparent)}
.t-hero .k{color:var(--accent);font-weight:700;letter-spacing:.14em;margin-bottom:14px}
.t-hero h1{font-family:var(--ff-disp);font-size:clamp(30px,5.4vw,52px);line-height:1.4;color:var(--ink);margin-bottom:14px}
.t-hero p{color:var(--muted);max-width:44ch;margin:0 auto;line-height:1.9}
.tips{max-width:var(--maxw);margin:0 auto;padding:30px 24px 84px;columns:2;column-gap:22px}
.tip{break-inside:avoid;margin-bottom:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px}
.tip .no{font-family:var(--ff-disp);color:var(--accent2);font-size:22px}
.tip h3{font-family:var(--ff-disp);font-size:19px;color:var(--ink);margin:4px 0 8px}
.tip p{color:var(--muted);font-size:14.5px}
@media(max-width:820px){.vt{width:auto;left:0;right:0;bottom:auto;height:54px;flex-direction:row;align-items:center;padding:0 16px}.vt-logo{writing-mode:horizontal-tb;margin:0 auto 0 0;font-size:17px}.vt-nav{display:none}.vt-nav a{writing-mode:horizontal-tb}.burger{display:flex;color:#e6f6f4;margin-left:auto}.drawer.open{display:block;position:fixed;top:54px;left:0;right:0;background:var(--foot-bg);z-index:79}.drawer.open ul{flex-direction:column;padding:8px 16px 14px}.drawer.open a{display:block;padding:10px 0;color:#e6f6f4;border-top:1px solid rgba(255,255,255,.12)}.shell{margin-left:0;padding-top:54px}.tips{columns:1}}

/* ===== sub-page variety additions ===== */
/* SVG figure inside blocks — sits on soft panel */
.block-fig{margin:0}
.block-fig img,.block-fig svg{width:100%;border-radius:var(--radius);background:var(--soft);border:1px solid var(--line);box-shadow:0 18px 40px -28px rgba(28,37,64,.55)}

/* variant A: image on the LEFT */
.block.has-img.img-left{grid-template-columns:.9fr 1.25fr}
.block.has-img.img-left .block-fig{order:-1}

/* variant B: full-width lead figure at top of page */
.page-lead-fig{margin:0 0 46px}
.page-lead-fig svg,.page-lead-fig img{width:100%;max-height:300px;object-fit:contain;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:12px}

/* variant C: numbered checklist blocks (避けたい状態) */
.check-list{list-style:none;counter-reset:ck;margin-top:10px}
.check-list li{position:relative;padding:22px 22px 22px 74px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;counter-increment:ck}
.check-list li::before{content:counter(ck);position:absolute;left:20px;top:22px;width:36px;height:36px;border-radius:10px;background:var(--accent);color:#fff;font-family:var(--ff-disp);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:17px}
.check-list h3{font-family:var(--ff-disp);font-size:17px;color:var(--ink);margin-bottom:6px}
.check-list p{color:var(--muted);font-size:15px;margin:0}

/* variant D: callout / point box */
.callout{background:var(--soft);border-left:5px solid var(--accent2);border-radius:12px;padding:22px 24px;margin:0 0 40px}
.callout p{margin:0;color:var(--ink)}
.callout strong{color:var(--accent)}

/* variant E: 3-point summary grid */
.point-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:6px 0 40px}
.point-grid .pt{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;text-align:center}
.point-grid .pt .n{font-family:var(--ff-disp);color:var(--accent2);font-size:26px;line-height:1}
.point-grid .pt h3{font-family:var(--ff-disp);font-size:16px;margin:8px 0 6px;color:var(--ink)}
.point-grid .pt p{font-size:13.5px;color:var(--muted);margin:0}
@media(max-width:760px){.point-grid{grid-template-columns:1fr}}

/* prev/next inter-page nav */
.page-links{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:24px;padding-top:28px;border-top:1px solid var(--line)}
.page-links a{flex:1;min-width:200px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;transition:.25s}
.page-links a:hover{border-color:var(--accent);transform:translateY(-2px)}
.page-links .lbl{display:block;font-size:12px;letter-spacing:.14em;color:var(--accent);text-transform:uppercase;margin-bottom:4px}
.page-links .ttl{font-family:var(--ff-disp);font-weight:700;color:var(--ink)}
.page-links .nx{text-align:right}

/* home: sub-page directory list (not the tips masonry) */
.dir-list{max-width:var(--maxw);margin:0 auto;padding:10px 24px 84px}
.dir-list .dir{display:grid;grid-template-columns:60px 1fr auto;align-items:center;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;margin-bottom:16px;transition:.25s}
.dir-list .dir:hover{border-color:var(--accent);transform:translateX(4px)}
.dir-list .dir .no{font-family:var(--ff-disp);color:var(--accent2);font-size:26px;text-align:center}
.dir-list .dir h3{font-family:var(--ff-disp);font-size:19px;color:var(--ink);margin-bottom:4px}
.dir-list .dir p{color:var(--muted);font-size:14px;margin:0}
.dir-list .dir .arw{color:var(--accent);font-size:22px}
@media(max-width:560px){.dir-list .dir{grid-template-columns:44px 1fr;}.dir-list .dir .arw{display:none}}

/* sitemap list -> force single column list (not card grid) */
.sitemap-page .sitemap-list{display:block!important;grid-template-columns:none!important}
.sitemap-list li{margin-bottom:14px}
.sitemap-list a{display:flex!important;align-items:baseline;gap:14px;flex-wrap:wrap}
.sitemap-list a .desc{flex-basis:100%;color:var(--muted);font-size:13.5px;font-weight:400;margin-top:6px}