:root{
  --paper:#fbf7ee;
  --paper2:#f3ecdc;
  --ink:#262019;
  --sub:#6d6152;
  --accent:#c8501b;
  --moss:#55755a;
  --gold:#d9a441;
  --line:#ddd2bd;
  --card:#fffdf8;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.85 "Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP",system-ui,sans-serif}
h1,h2,.logo,.footer-logo{font-family:"Hiragino Mincho ProN","YuMincho","Yu Mincho","Noto Serif JP",serif}
h1,h2,h3,p{margin-top:0}
a{color:inherit}

.progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--accent);z-index:50}

.pr-bar{margin:0;padding:8px 18px;background:var(--ink);color:#efe6d2;font-size:.76rem;text-align:center}

.masthead{text-align:center;padding:38px 20px 0;max-width:1080px;margin-inline:auto}
.masthead-date{color:var(--sub);font-size:.78rem;letter-spacing:.18em;margin-bottom:10px}
.logo{font-size:clamp(2.4rem,6vw,3.6rem);font-weight:700;letter-spacing:.02em;text-decoration:none;line-height:1.1}
.logo-sub{color:var(--sub);margin:8px 0 22px;font-size:.92rem}
.main-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 30px;border-top:3px double var(--ink);border-bottom:1px solid var(--ink);padding:11px 6px;font-weight:700;font-size:.92rem}
.main-nav a{text-decoration:none}
.main-nav a:hover{color:var(--accent)}

main>section{max-width:1080px;margin-inline:auto;padding-inline:24px}

.hero{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:44px;align-items:stretch;padding-block:54px 10px}
.kicker{font-size:.72rem;font-weight:800;letter-spacing:.22em;color:var(--accent);margin-bottom:14px}
.hero h1{font-size:clamp(2rem,4.4vw,3.2rem);line-height:1.35;font-weight:700;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--accent)}
.lead{color:#453b2e;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 20px}
.btn-solid,.btn-line,.btn-card{display:inline-block;border-radius:4px;padding:13px 22px;font-weight:800;text-decoration:none;cursor:pointer;font-size:.95rem}
.btn-solid{background:var(--accent);color:#fff;border:1px solid var(--accent)}
.btn-solid:hover{background:#a63f13}
.btn-line{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn-card{background:var(--ink);color:#f7efdd;border:0;width:100%;margin-top:18px}
.hero-points{list-style:none;margin:0;padding:0;color:var(--sub);font-size:.88rem}
.hero-points li::before{content:"— "}
.hero-card{background:var(--ink);color:#f3ecdc;border-radius:6px;padding:28px;box-shadow:10px 10px 0 var(--gold)}
.hero-card-num{color:var(--gold);letter-spacing:.3em;font-size:.8rem;margin-bottom:16px}
.hero-card-title{font-family:"Hiragino Mincho ProN","YuMincho",serif;font-size:1.45rem;line-height:1.5;margin-bottom:20px}
.hero-card dl{margin:0;display:grid;gap:12px}
.hero-card dl div{display:flex;justify-content:space-between;gap:14px;border-top:1px solid #4a4133;padding-top:10px;font-size:.88rem}
.hero-card dt{color:#cbbfa5}
.hero-card dd{margin:0;font-weight:700;text-align:right}

.section{padding-block:52px}
.section-head{max-width:640px;margin-bottom:8px}
.section-head h2{font-size:clamp(1.6rem,3.4vw,2.3rem);line-height:1.35;margin-bottom:12px}
.section-head p{color:#453b2e}

.ranking-list{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:14px}
.ranking-item{display:grid;grid-template-columns:74px 1fr auto;gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-left:6px solid var(--accent);padding:20px 24px}
.ranking-rank{font-family:"Hiragino Mincho ProN",serif;font-size:2rem;color:var(--accent);line-height:1}
.ranking-item h3{margin:0 0 4px;font-size:1.08rem}
.ranking-item p{margin:0;color:var(--sub);font-size:.9rem}
.ranking-item button{background:none;border:1px solid var(--ink);border-radius:4px;padding:9px 16px;font-weight:700;cursor:pointer;white-space:nowrap}
.ranking-item button:hover{background:var(--ink);color:#fff}

.filters{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0 20px}
.filter-btn{border:1px solid var(--ink);background:transparent;color:var(--ink);border-radius:999px;padding:8px 18px;font-weight:700;cursor:pointer;font-size:.9rem}
.filter-btn.is-active{background:var(--ink);color:#f7efdd}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.guide-card{background:var(--card);border:1px solid var(--line);padding:22px;display:flex;flex-direction:column;gap:8px;box-shadow:5px 5px 0 #eadfc8}
.guide-tag{font-size:.68rem;font-weight:800;letter-spacing:.18em;color:var(--moss);margin:0}
.guide-card h3{margin:0;font-size:1.05rem;line-height:1.55}
.guide-card p{color:#55483a;font-size:.9rem;flex:1;margin:0}
.guide-meta{color:var(--sub);font-size:.78rem}
.guide-card button{align-self:flex-start;background:none;border:0;padding:0;color:var(--accent);font-weight:800;cursor:pointer;font-size:.93rem}
.note{color:var(--sub);font-size:.85rem}

.checklist{background:var(--paper2);border-block:1px solid var(--line);max-width:none;padding-inline:max(24px,calc((100% - 1080px)/2 + 24px))}
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
.check-grid article{background:var(--card);border:1px solid var(--line);padding:24px}
.check-num{font-family:"Hiragino Mincho ProN",serif;font-size:1.6rem;color:var(--accent);margin-bottom:8px}
.check-grid h3{margin-bottom:8px;font-size:1.02rem}
.check-grid p{color:#55483a;font-size:.92rem;margin:0}

.policy-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-top:20px}
.policy-grid h3{margin-bottom:10px}
.policy-grid ul{margin:0;padding-left:1.15em;color:#453b2e}
.policy-grid p{color:#453b2e}

.faq-list{margin-top:22px;display:grid;gap:10px}
.faq-item{background:var(--card);border:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;gap:14px;background:none;border:0;padding:17px 20px;font:inherit;font-weight:800;text-align:left;cursor:pointer;color:var(--ink)}
.faq-q span{color:var(--accent)}
.faq-a{padding:0 20px 17px;color:#55483a}
.faq-a p{margin:0}

footer{background:var(--ink);color:#e9dfc9;text-align:center;padding:52px 24px 46px;margin-top:20px}
.footer-logo{font-size:2rem;margin-bottom:6px}
.footer-sub{color:#bfae8e;font-size:.88rem}
footer nav{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 26px;margin:20px 0;font-size:.9rem}
footer nav a{text-decoration:none}
.copyright{color:#9c8d6f;font-size:.78rem;margin:0}

dialog{border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);max-width:min(680px,92vw);padding:0;box-shadow:0 30px 60px #26201940}
dialog::backdrop{background:#26201980}
.dialog-inner{padding:32px;position:relative}
.dialog-close{position:absolute;top:12px;right:14px;background:none;border:0;font-size:1.6rem;cursor:pointer;color:var(--sub)}
.dialog-inner h2{font-size:1.5rem;line-height:1.45;margin-bottom:12px;padding-right:30px}
.dialog-lead{color:#453b2e}
.dialog-inner ul{padding-left:1.15em;color:#453b2e}
.dialog-cols{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:16px}
.dialog-cols p{color:#55483a;font-size:.92rem}
.dialog-note{background:var(--paper2);border:1px dashed var(--gold);padding:12px 16px;font-size:.85rem;color:#55483a;margin:20px 0 0}

#toTop{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-size:1.05rem;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s;z-index:40}
#toTop.is-visible{opacity:1;pointer-events:auto}

@media (max-width:920px){
  .hero{grid-template-columns:1fr}
  .guide-grid{grid-template-columns:repeat(2,1fr)}
  .check-grid,.policy-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
  main>section{padding-inline:17px}
  .guide-grid{grid-template-columns:1fr}
  .ranking-item{grid-template-columns:52px 1fr}
  .ranking-item button{grid-column:2;justify-self:start}
  .dialog-cols{grid-template-columns:1fr}
  .checklist{padding-inline:17px}
}

/* ===== v3: 商品カード・記事ページ用 ===== */
.cta-btn{display:inline-block;background:var(--accent);color:#fff;border-radius:4px;padding:14px 26px;font-weight:800;text-decoration:none;border:1px solid var(--accent)}
.cta-btn:hover{background:#a63f13}
.cta-btn.sub{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:28px}
.product-card{background:var(--card);border:1px solid var(--line);padding:26px;box-shadow:6px 6px 0 #eadfc8;display:flex;flex-direction:column;gap:10px}
.product-card .guide-tag{color:var(--accent)}
.product-card h3{margin:0;font-size:1.25rem;line-height:1.5}
.product-card .price{font-family:"Hiragino Mincho ProN",serif;font-size:1.3rem;color:var(--ink);margin:0}
.product-card .price small{font-size:.78rem;color:var(--sub)}
.product-card p{color:#55483a;font-size:.93rem;margin:0}
.product-card ul{margin:0;padding-left:1.1em;color:#453b2e;font-size:.92rem}
.product-card .card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:8px}
.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:26px}
.article-card{background:var(--card);border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:9px}
.article-card h3{margin:0;font-size:1.08rem;line-height:1.6}
.article-card p{color:#55483a;font-size:.92rem;flex:1;margin:0}
.article-card a{color:var(--accent);font-weight:800;text-decoration:none}

.article-wrap{max-width:820px;margin-inline:auto;padding:34px 24px 10px}
.breadcrumb{color:var(--sub);font-size:.82rem;margin-bottom:18px}
.breadcrumb a{text-decoration:none}
.article-wrap h1{font-family:"Hiragino Mincho ProN","YuMincho",serif;font-size:clamp(1.55rem,3.6vw,2.2rem);line-height:1.5;margin-bottom:14px}
.article-meta{color:var(--sub);font-size:.84rem;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:24px}
.article-wrap h2{font-size:1.35rem;line-height:1.5;margin:38px 0 14px;padding-left:12px;border-left:5px solid var(--accent)}
.article-wrap h3{margin:24px 0 8px;font-size:1.05rem}
.article-wrap p,.article-wrap li{color:#3d3427}
.article-wrap ul,.article-wrap ol{padding-left:1.3em}
.toc{background:var(--paper2);border:1px solid var(--line);padding:18px 22px;margin:24px 0}
.toc p{font-weight:800;margin-bottom:8px}
.toc ol{margin:0;padding-left:1.3em}
.toc a{text-decoration:none}
table.spec{width:100%;border-collapse:collapse;margin:16px 0;background:var(--card);font-size:.93rem}
table.spec th,table.spec td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top}
table.spec th{background:var(--paper2);white-space:nowrap}
.cta-box{background:var(--ink);color:#f3ecdc;border-radius:6px;padding:26px;margin:30px 0;text-align:center}
.cta-box p{color:#e9dfc9;margin-bottom:16px}
.cta-box .cta-btn{border-color:var(--accent)}
.merit-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:16px 0}
.merit-grid div{background:var(--card);border:1px solid var(--line);padding:18px}
.merit-grid h3{margin-top:0}
.internal-links{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}
.internal-links a{border:1px solid var(--ink);border-radius:999px;padding:8px 16px;text-decoration:none;font-size:.88rem;font-weight:700}
.small-note{font-size:.82rem;color:var(--sub)}
@media (max-width:760px){.product-grid,.article-grid,.merit-grid{grid-template-columns:1fr}table.spec th{white-space:normal}}