/* DESK LAB. — single stylesheet, mobile-first, no external dependencies */
:root{
  --bg:#FAF6EF; --surface:#FFFFFF; --surface2:#FFFDF7;
  --ink:#191D19; --muted:#5E6A5E; --faint:#8A948A;
  --line:#E7DDCB; --line2:#D9CDB4;
  --accent:#E4571D; --accent-soft:#FDEEE6;
  --green:#174A3A; --green-soft:#E6F0E9;
  --gold:#B7791F; --gold-soft:#FBF0D3;
  --rakuten:#BF0000;
  --radius:18px; --radius-s:12px;
  --shadow:0 10px 30px rgba(60,45,20,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP",sans-serif;
  line-height:1.75;-webkit-font-smoothing:antialiased;font-size:16px}
a{color:inherit}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.pr-bar{background:var(--ink);color:var(--bg);text-align:center;font-size:12px;letter-spacing:.04em;padding:7px 16px;font-weight:700}
.pr-bar span{opacity:.75;font-weight:500}

/* header */
header.site{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.logo{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.logo-mark{font-weight:900;font-size:26px;letter-spacing:-.03em;line-height:1}
.logo-mark i{color:var(--accent);font-style:normal}
.logo small{font-size:11px;color:var(--muted);font-weight:700;letter-spacing:.08em}
nav.main{display:flex;gap:4px;flex-wrap:wrap}
nav.main a{text-decoration:none;font-size:13.5px;font-weight:700;padding:10px 12px;border-radius:999px;display:inline-flex;align-items:center;min-height:44px}
nav.main a:hover{background:var(--surface);box-shadow:inset 0 0 0 1px var(--line)}
@media(max-width:760px){nav.main{display:none}.logo small{display:none}}

/* hero */
.hero{padding:36px 0 8px}
.hero-copy{background:var(--green);color:#F4F1E6;border-radius:24px;padding:34px 30px}
.hero-copy .kicker{display:inline-flex;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.08em}
.hero-copy h1{font-size:clamp(28px,4.6vw,46px);line-height:1.25;font-weight:900;margin:18px 0 14px}
.hero-copy h1 em{font-style:normal;color:#FFB18A;text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:6px}
.hero-copy p{color:rgba(244,241,230,.88);font-size:15.5px;margin:0 0 20px;max-width:38em}
.hero-ctas{display:flex;gap:10px;flex-wrap:wrap}
.hero-stats{display:flex;gap:0;margin-top:26px;border-top:1px solid rgba(255,255,255,.2);padding-top:18px;flex-wrap:wrap}
.hero-stats div{flex:1;min-width:70px}
.hero-stats div+div{border-left:1px solid rgba(255,255,255,.18);padding-left:16px}
.hero-stats b{font-size:26px;display:block;line-height:1}
.hero-stats span{font-size:11.5px;opacity:.85;font-weight:700}

/* sections */
section.block{padding:44px 0 8px}
.sec-label{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--accent);text-transform:uppercase}
.sec-head h2{font-size:clamp(22px,3.4vw,32px);line-height:1.35;margin:6px 0 10px}
.sec-head p{color:var(--muted);font-size:14.5px;max-width:46em;margin:0}
h1.page-title{font-size:clamp(24px,4vw,36px);line-height:1.4;margin:10px 0 12px}
.lead{font-size:16.5px;color:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;border:0;cursor:pointer;font-family:inherit;font-weight:800;font-size:14.5px;padding:12px 20px;border-radius:999px;min-height:48px}
.btn-accent{background:var(--accent);color:#fff}
.btn-white{background:#fff;color:var(--green)}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line2)}
.btn-rakuten{background:var(--rakuten);color:#fff}
.btn-pending{background:var(--surface2);color:var(--muted);box-shadow:inset 0 0 0 1.5px var(--line2);cursor:default}

/* feature (BF) */
.feature{background:var(--gold-soft);border:1px solid var(--line2);border-radius:var(--radius);padding:24px 26px}
.feature h2{margin:4px 0 10px;font-size:clamp(20px,3vw,27px);line-height:1.4}
.feature p{margin:0 0 14px;font-size:15px}

/* product cards */
.grid{display:grid;grid-template-columns:1fr;gap:18px;margin-top:22px}
@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}}
@media(min-width:1000px){.grid{grid-template-columns:1fr 1fr 1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px}
.card-top{display:flex;justify-content:space-between;align-items:center}
.rank{font-weight:900;font-size:14px;background:var(--surface2);border:1px solid var(--line2);border-radius:999px;padding:3px 12px}
.rank.top{background:var(--gold-soft);border-color:var(--gold);color:var(--gold)}
.cat{font-size:11.5px;font-weight:800;color:var(--muted);letter-spacing:.05em}
.card h3{font-size:17px;line-height:1.5;margin:2px 0 0}
.card p.desc{font-size:13.5px;color:var(--ink);margin:0}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tags span{font-size:11px;font-weight:700;background:var(--surface2);border:1px solid var(--line);border-radius:999px;padding:3px 9px;color:var(--muted)}
.shop{font-size:12px;color:var(--muted);font-weight:700}
.rating{font-size:13px;font-weight:800;color:var(--gold)}
.rating span{color:var(--muted);font-weight:700}
.confirmed{display:inline-flex;font-size:11px;font-weight:800;background:var(--green-soft);color:var(--green);border-radius:999px;padding:4px 9px;letter-spacing:.03em}
.unconfirmed{display:inline-flex;font-size:11px;font-weight:800;background:var(--gold-soft);color:var(--gold);border-radius:999px;padding:4px 9px;letter-spacing:.03em}
.score-row{display:flex;gap:8px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:10px 0}
.score-row div{flex:1;text-align:center}
.score-row b{display:block;font-size:17px}
.score-row span{font-size:10.5px;color:var(--muted);font-weight:700}
.bestfor{font-size:13px;background:var(--surface2);border-radius:var(--radius-s);padding:10px 12px}
.price-row{display:flex;align-items:baseline;gap:8px}
.price{font-size:22px;font-weight:900}
.price small{font-size:11.5px;color:var(--muted);font-weight:700}
.note-caution{font-size:12.5px;color:var(--gold);background:var(--gold-soft);border-radius:var(--radius-s);padding:9px 12px;margin:0}
.card-actions{display:flex;gap:8px;margin-top:auto}
.card-actions .btn{flex:1;padding:11px 8px;font-size:13.5px;text-align:center}

/* summary list (top page) */
.summary-list{list-style:none;margin:18px 0 0;padding:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.summary-list li{display:flex;gap:12px;align-items:baseline;padding:13px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.summary-list li:last-child{border-bottom:0}
.summary-list .r{font-weight:900;color:var(--gold);min-width:2.2em}
.summary-list .n{font-weight:700;flex:1;min-width:200px}
.summary-list .p{font-weight:900}
.summary-list .rt{font-size:12.5px;color:var(--muted);font-weight:700}

/* compare table */
.compare{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-top:18px}
.compare table{border-collapse:collapse;width:100%;min-width:640px;font-size:13.5px}
.compare th,.compare td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.compare thead th{background:var(--surface2)}
.compare tbody th{font-weight:800;white-space:nowrap}

/* article cards */
.articles{display:grid;grid-template-columns:1fr;gap:16px;margin-top:22px}
@media(min-width:760px){.articles{grid-template-columns:1fr 1fr}}
article.article{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
article.article .meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--muted);font-weight:700}
article.article h3{font-size:16.5px;line-height:1.55;margin:8px 0}
article.article p{font-size:13.5px;color:var(--ink);margin:0 0 10px}
article.article a{font-weight:800;color:var(--accent);text-decoration:none;font-size:13.5px}

/* full article body */
.a-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--muted);font-weight:700;margin-top:26px}
.a-lead{font-size:16.5px;line-height:1.85}
article.full-article h2{font-size:20px;line-height:1.5;margin:34px 0 12px;border-left:4px solid var(--accent);padding-left:12px}
article.full-article h3{font-size:16.5px;line-height:1.55;margin:0 0 8px}
article.full-article p{margin:0 0 14px}
article.full-article ul{margin:0 0 16px;padding-left:1.3em}
article.full-article li{margin-bottom:6px}
.top-cta{background:var(--accent-soft);border:1px solid var(--line2);border-radius:var(--radius);padding:18px 20px;margin:20px 0}
.top-cta .t{display:block;font-size:15px;margin-bottom:6px}
.top-cta p{font-size:13.5px;margin:0 0 12px}
.cta-row{display:flex;gap:8px;flex-wrap:wrap}
.cta-row .btn{font-size:13px;padding:10px 14px;min-height:44px}
.pr-note,.basis-note{font-size:13px;border-radius:var(--radius-s);padding:12px 16px;margin:14px 0;line-height:1.7}
.pr-note{background:var(--gold-soft);border:1px solid var(--line2)}
.basis-note{background:var(--green-soft)}
.conclusion{background:var(--surface);border:2px solid var(--green);border-radius:var(--radius);padding:18px 20px;margin:20px 0}
.conclusion .t{display:block;font-weight:900;color:var(--green);letter-spacing:.1em;margin-bottom:6px}
.conclusion p{margin:0}
.prod-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:18px 0;box-shadow:var(--shadow)}
.p-price{font-size:20px;font-weight:900;margin-top:8px}
.p-price small{font-size:11.5px;color:var(--muted);font-weight:700}
.total-table{border-collapse:collapse;width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);overflow:hidden;font-size:14px;margin:14px 0}
.total-table th,.total-table td{border-bottom:1px solid var(--line);padding:10px 14px;text-align:left}
.total-table .num{text-align:right;font-weight:800;white-space:nowrap}
.total-table tr.total td{font-weight:900;background:var(--surface2)}
.fit-grid{display:grid;grid-template-columns:1fr;gap:14px;margin:14px 0}
@media(min-width:700px){.fit-grid{grid-template-columns:1fr 1fr}}
.fit-grid>div{border-radius:var(--radius);padding:16px 18px}
.fit-grid .yes{background:var(--green-soft)}
.fit-grid .no{background:var(--accent-soft)}
.fit-grid ul{margin:8px 0 0}
.back-link{display:inline-block;margin:26px 0 8px;font-weight:800;color:var(--accent);text-decoration:none}
.end-nav{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0 10px;border-top:1px solid var(--line);padding-top:22px}

/* policy */
.policy{display:grid;grid-template-columns:1fr;gap:16px;margin-top:22px}
@media(min-width:760px){.policy{grid-template-columns:1fr 1fr}}
.policy>div{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.policy .num{font-size:22px;font-weight:900;color:var(--accent)}
.policy h3{margin:6px 0;font-size:16.5px}
.policy p{margin:0;font-size:14px;color:var(--ink)}

/* footer */
footer{margin-top:56px;border-top:1px solid var(--line);background:var(--surface2)}
.footer-in{padding:30px 20px 40px}
footer p{font-size:12.5px;color:var(--muted);max-width:52em}
footer nav{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px}
footer nav a{font-size:13.5px;font-weight:700;text-decoration:none}
.small{font-size:12.5px;color:var(--muted)}