:root{
  --ink:#1d1b1e;
  --ink-soft:#5c565a;
  --crimson:#a3122b;
  --crimson-deep:#7d0014;
  --gold:#ffd447;
  --gold-soft:#fff3cf;
  --bg:#faf8f5;
  --bg-panel:#ffffff;
  --line:#e8e2dc;
  --blue:#0e2025;
  --radius:12px;
  --jp:"Noto Sans JP","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;
  --en:"Manrope",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{font-family:var(--jp);color:var(--ink);background:var(--bg);line-height:1.85;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--crimson);text-decoration:none}
main{max-width:920px;margin:0 auto;padding:0 16px}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .inner{max-width:920px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
.logo{font-family:var(--jp);font-weight:900;font-size:18px;letter-spacing:.04em;color:var(--ink)}
.logo span{color:var(--crimson)}
.header-cta{font-size:13px;font-weight:700;padding:8px 18px}

/* ===== eyebrow / section title ===== */
.eyebrow{font-family:var(--en);font-weight:800;font-size:12px;letter-spacing:.22em;color:var(--crimson);text-transform:uppercase;display:flex;align-items:center;gap:10px;margin-bottom:10px}
.eyebrow::after{content:"";flex:1;height:1px;background:var(--line)}
h2{font-size:clamp(20px,3.4vw,26px);font-weight:900;line-height:1.5;margin-bottom:18px}
h3{font-size:clamp(17px,2.6vw,20px);font-weight:800;line-height:1.5;margin:28px 0 12px}
section{padding:56px 0 8px}
.section-lead{color:var(--ink-soft);font-size:15px;margin-bottom:24px}

/* ===== hero ===== */
.hero{padding:44px 0 8px}
.hero h1{font-size:clamp(23px,4.2vw,34px);font-weight:900;line-height:1.5;margin-bottom:14px}
.hero h1 .accent{color:var(--crimson)}
.hero .sub{color:var(--ink-soft);font-size:15px;margin-bottom:14px}
.hero .updated{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;background:var(--gold-soft);border:1px solid #f2dfa0;color:#7a5a00;border-radius:999px;padding:4px 14px}
.hero .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.hero .tags span{font-size:12px;font-weight:700;color:var(--ink-soft);background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px 12px}

/* ===== buttons (yukimura-style pill) ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--jp);font-weight:800;text-align:center;border-radius:999px;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease;line-height:1.4}
.btn-primary{background:linear-gradient(180deg,#c11732,var(--crimson-deep));color:#fff;padding:14px 30px;font-size:15px;border:none;box-shadow:0 4px 0 0 #4d000c,0 0 18px 0 rgba(255,212,71,.35)}
.btn-primary:hover{transform:translateY(2px);box-shadow:0 2px 0 0 #4d000c,0 0 18px 0 rgba(255,212,71,.45)}
.btn-primary .small{font-size:11px;font-weight:500;opacity:.85}
.btn-outline{background:#fff;color:var(--blue);border:1.5px solid #34030d;padding:11px 24px;font-size:13.5px}
.btn-outline:hover{background:#f6eeee}
.btn-block{width:100%}

/* ===== comparison table ===== */
.scroll-note{font-size:12px;color:var(--ink-soft);text-align:right;margin-bottom:6px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;-webkit-overflow-scrolling:touch}
table.compare{border-collapse:collapse;width:100%;min-width:860px;font-size:13px}
table.compare th,table.compare td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:center;vertical-align:middle}
table.compare thead th{background:var(--blue);color:#fff;font-size:12px;font-weight:700;white-space:nowrap;position:sticky;top:0}
table.compare tbody tr:nth-child(odd){background:#fdfcfa}
table.compare tbody tr.rank-top{background:var(--gold-soft)}
table.compare .svc{text-align:left;min-width:150px}
table.compare .svc .name{font-weight:900;font-size:14px}
table.compare .svc .cat{font-size:11px;color:var(--ink-soft)}
.rank-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;font-family:var(--en);font-weight:800;font-size:14px;color:#fff;background:#8d8489}
.rank-badge.r1{background:linear-gradient(135deg,#e6b422,#b8860b)}
.rank-badge.r2{background:linear-gradient(135deg,#9fa8b5,#6e7887)}
.rank-badge.r3{background:linear-gradient(135deg,#c47a4c,#8c5228)}
.grade{font-family:var(--en);font-weight:800;font-size:18px}
.grade-S{color:#c9a400}
.grade-A{color:var(--crimson)}
.grade-B{color:#3a6ea5}
.mark{font-weight:900}
.mark-best{color:var(--crimson)}
.mark-good{color:#c9820a}
.mark-fair{color:#8d8489}
td .btn{padding:8px 14px;font-size:12px;white-space:nowrap}
.compare-note{font-size:12px;color:var(--ink-soft);margin-top:10px}

/* ===== ranking detail cards ===== */
.rank-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:16px;padding:26px 22px;margin-bottom:34px;position:relative;box-shadow:0 2px 10px rgba(29,27,30,.04)}
.rank-card.top{border:2px solid #e6b422;box-shadow:0 4px 22px rgba(230,180,34,.18)}
.rank-flag{position:absolute;top:-14px;left:20px;background:var(--blue);color:#fff;font-family:var(--en);font-weight:800;font-size:12px;letter-spacing:.12em;border-radius:999px;padding:4px 16px}
.rank-card.top .rank-flag{background:linear-gradient(135deg,#e6b422,#b8860b)}
.rank-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:6px 0 6px}
.rank-head h3{margin:0;font-size:clamp(18px,3vw,22px)}
.rank-head .en{font-family:var(--en);font-weight:700;font-size:12px;color:var(--ink-soft);letter-spacing:.06em}
.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 14px}
.chip{font-size:11.5px;font-weight:700;background:#f4eef0;color:var(--crimson-deep);border-radius:999px;padding:3px 12px}
.score-strip{display:flex;flex-wrap:wrap;gap:10px;align-items:stretch;margin-bottom:16px}
.score-box{flex:1 1 100px;background:#fbfaf8;border:1px solid var(--line);border-radius:10px;text-align:center;padding:10px 6px}
.score-box .lbl{font-size:11px;color:var(--ink-soft);font-weight:700}
.score-box .val{font-size:20px;font-weight:900;line-height:1.3}
.score-box.total{background:var(--blue);border-color:var(--blue)}
.score-box.total .lbl{color:#cfd8db}
.score-box.total .val{font-family:var(--en);font-size:24px}
.reco-box{background:var(--gold-soft);border:1px solid #f2dfa0;border-radius:10px;padding:14px 16px;margin-bottom:16px;font-size:14px}
.reco-box .ttl{font-weight:900;font-size:13px;color:#7a5a00;display:block;margin-bottom:4px}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px}
@media(max-width:640px){.pros-cons{grid-template-columns:1fr}}
.pc-box{border-radius:10px;padding:14px 16px;font-size:13.5px}
.pc-box ul{list-style:none}
.pc-box li{padding-left:1.4em;text-indent:-1.4em;margin-bottom:6px}
.pc-good{background:#f0f7f1;border:1px solid #d4e6d7}
.pc-good .ttl{color:#1e6b34}
.pc-good li::before{content:"◎ ";color:#1e6b34;font-weight:900}
.pc-bad{background:#f8f2f0;border:1px solid #ead8d3}
.pc-bad .ttl{color:#9c4a2e}
.pc-bad li::before{content:"△ ";color:#9c4a2e;font-weight:900}
.pc-box .ttl{font-weight:900;font-size:13px;display:block;margin-bottom:8px}

/* tabs */
.tabs{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-bottom:18px;background:#fff}
.tab-nav{display:flex;background:#f4f1ed}
.tab-nav button{flex:1;font-family:var(--jp);font-weight:700;font-size:13px;padding:11px 4px;border:none;background:transparent;color:var(--ink-soft);cursor:pointer;border-bottom:2px solid transparent}
.tab-nav button.active{background:#fff;color:var(--crimson);border-bottom-color:var(--crimson)}
.tab-panel{display:none;padding:16px}
.tab-panel.active{display:block}
table.info{width:100%;border-collapse:collapse;font-size:13.5px}
table.info th{width:34%;text-align:left;background:#fbfaf8;font-weight:700;color:var(--ink-soft)}
table.info th,table.info td{border:1px solid var(--line);padding:9px 12px}

/* invite code */
.code-block{display:flex;flex-wrap:wrap;align-items:center;gap:12px;background:var(--blue);border-radius:12px;padding:16px 18px;margin-bottom:16px}
.code-block .lbl{color:#cfd8db;font-size:12px;font-weight:700}
.code-block .code{font-family:var(--en);font-weight:800;font-size:20px;letter-spacing:.08em;color:var(--gold)}
.copy-btn{margin-left:auto;background:var(--gold);color:#3d2e00;border:none;font-weight:800;font-size:12.5px;border-radius:999px;padding:9px 18px;cursor:pointer;font-family:var(--jp)}
.copy-btn:active{transform:translateY(1px)}
.copy-btn.copied{background:#1e6b34;color:#fff}
.cta-area{text-align:center;padding-top:4px}
.cta-area .micro{font-size:11.5px;color:var(--ink-soft);margin-top:8px}

/* ===== show more ===== */
.hidden-ranks{display:none}
.hidden-ranks.open{display:block}
.more-wrap{text-align:center;margin:6px 0 30px}

/* ===== checklist ===== */
.check-item{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:14px}
.check-num{font-family:var(--en);font-weight:800;font-size:13px;color:var(--crimson);white-space:nowrap;padding-top:2px}
.check-num b{display:block;font-size:22px;line-height:1}
.check-body h3{margin:0 0 6px;font-size:16px}
.check-body p{font-size:14px;color:var(--ink-soft)}

/* ===== diagnosis ===== */
.diag{background:var(--blue);border-radius:16px;padding:30px 22px;color:#fff}
.diag .eyebrow{color:var(--gold)}
.diag .eyebrow::after{background:rgba(255,255,255,.2)}
.diag h2{color:#fff}
.diag-q{margin-bottom:18px}
.diag-q .q{font-weight:800;font-size:15px;margin-bottom:10px}
.diag-q .opts{display:flex;flex-wrap:wrap;gap:8px}
.diag-q .opts button{font-family:var(--jp);font-weight:700;font-size:13px;background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:9px 18px;cursor:pointer}
.diag-q .opts button.sel{background:var(--gold);color:#3d2e00;border-color:var(--gold)}
.diag-result{display:none;background:#fff;color:var(--ink);border-radius:12px;padding:20px;margin-top:8px}
.diag-result.show{display:block}
.diag-result .name{font-size:19px;font-weight:900;color:var(--crimson);margin-bottom:6px}

/* ===== basics / safety ===== */
.def-box{background:#fff;border-left:4px solid var(--crimson);border-radius:0 10px 10px 0;padding:16px 18px;margin:14px 0;font-size:14.5px;box-shadow:0 1px 6px rgba(29,27,30,.05)}
.warn-list{list-style:none;margin:12px 0}
.warn-list li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px 12px 44px;margin-bottom:8px;font-size:14px;position:relative}
.warn-list li::before{content:"⚠";position:absolute;left:16px;color:#c9820a;font-weight:900}

/* ===== FAQ ===== */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq-q{width:100%;display:flex;align-items:flex-start;gap:12px;text-align:left;font-family:var(--jp);font-weight:800;font-size:14.5px;padding:16px 18px;background:transparent;border:none;cursor:pointer;color:var(--ink);line-height:1.6}
.faq-q .qmark{font-family:var(--en);font-weight:800;color:var(--crimson);font-size:16px}
.faq-q .arrow{margin-left:auto;transition:transform .2s;color:var(--ink-soft)}
.faq-item.open .arrow{transform:rotate(180deg)}
.faq-a{display:none;padding:0 18px 16px 46px;font-size:14px;color:var(--ink-soft)}
.faq-item.open .faq-a{display:block}

/* ===== policy table ===== */
table.policy{width:100%;border-collapse:collapse;font-size:13.5px;background:#fff}
table.policy th,table.policy td{border:1px solid var(--line);padding:11px 14px;text-align:left}
table.policy th{background:var(--blue);color:#fff;font-weight:700;width:32%}
.disclaimer{font-size:12px;color:var(--ink-soft);background:#f4f1ed;border-radius:10px;padding:14px 16px;margin-top:16px}

/* ===== summary ===== */
.summary-push{background:linear-gradient(135deg,#fff8e6,#fff);border:2px solid #e6b422;border-radius:16px;padding:26px 22px;text-align:center;margin:24px 0}
.summary-push .lbl{font-family:var(--en);font-weight:800;font-size:12px;letter-spacing:.2em;color:#b8860b}
.summary-push .name{font-size:24px;font-weight:900;margin:6px 0 10px}

/* ===== sticky bottom bar ===== */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(14,32,37,.97);padding:10px 14px;display:flex;align-items:center;justify-content:center;gap:14px;transform:translateY(110%);transition:transform .3s ease}
.sticky-bar.show{transform:translateY(0)}
.sticky-bar .txt{color:#fff;font-size:12.5px;font-weight:700}
.sticky-bar .txt b{color:var(--gold)}
.sticky-bar .btn-primary{padding:10px 22px;font-size:13px}
.sticky-bar .close{background:none;border:none;color:#8fa2a8;font-size:18px;cursor:pointer;padding:4px}

/* ===== toc ===== */
.toc{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 22px;margin-top:26px}
.toc .ttl{font-weight:900;font-size:14px;margin-bottom:10px;display:flex;gap:8px;align-items:center}
.toc ol{padding-left:1.4em;font-size:13.5px;columns:2;column-gap:28px}
@media(max-width:640px){.toc ol{columns:1}}
.toc li{margin-bottom:6px}
.toc a{color:var(--ink);font-weight:500}
.toc a:hover{color:var(--crimson)}

footer{margin-top:70px;padding:34px 16px 110px;background:var(--blue);color:#b9c6ca;font-size:12.5px;text-align:center}
footer .logo{color:#fff;margin-bottom:8px}

/* ===== archive (column list) ===== */
.archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:760px){.archive-grid{grid-template-columns:1fr}}
.article-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .15s ease,box-shadow .15s ease;color:var(--ink)}
.article-card:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(29,27,30,.10)}
.article-thumb{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,var(--blue),#1d3b44);display:flex;align-items:center;justify-content:center;overflow:hidden}
.article-thumb img{width:100%;height:100%;object-fit:cover}
.article-thumb .ph{font-family:var(--en);font-weight:800;font-size:13px;letter-spacing:.18em;color:rgba(255,255,255,.55)}
.article-cat{position:absolute;top:10px;left:10px;background:var(--crimson);color:#fff;font-size:10.5px;font-weight:800;border-radius:999px;padding:3px 12px}
.article-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.article-title{font-size:14.5px;font-weight:800;line-height:1.6}
.article-card:hover .article-title{color:var(--crimson)}
.article-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:11.5px;color:var(--ink-soft)}
.article-meta .more{font-weight:800;color:var(--crimson)}

/* ===== contact form ===== */
.contact-form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px;box-shadow:0 2px 10px rgba(29,27,30,.04)}
.form-group{margin-bottom:22px}
.form-group label{display:block;font-weight:800;font-size:14px;margin-bottom:8px}
.form-group .req{display:inline-block;background:var(--crimson);color:#fff;font-size:10.5px;font-weight:800;border-radius:4px;padding:2px 8px;margin-left:8px;vertical-align:middle}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea{width:100%;font-family:var(--jp);font-size:15px;color:var(--ink);background:#fbfaf8;border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;transition:border-color .15s,box-shadow .15s}
.form-group input:focus,
.form-group textarea:focus{outline:none;border-color:var(--crimson);box-shadow:0 0 0 3px rgba(163,18,43,.12);background:#fff}
.form-group textarea{resize:vertical;min-height:160px}
.hint{font-size:12px;color:var(--ink-soft);margin-top:6px}
.hp-field{position:absolute !important;left:-9999px !important;top:auto;width:1px;height:1px;overflow:hidden}
.form-success{background:#f0f7f1;border:1.5px solid #b9dcc0;border-radius:14px;padding:26px 24px;text-align:center}
.form-success .ttl{font-weight:900;font-size:18px;color:#1e6b34;margin-bottom:8px}
.form-error{background:#fbeeee;border:1.5px solid #e6b8b8;border-radius:12px;padding:18px 20px;margin-bottom:20px}
.form-error .ttl{font-weight:900;font-size:14px;color:var(--crimson-deep);margin-bottom:8px}
.form-error ul{padding-left:1.4em;font-size:13.5px;color:#7a2020}
.form-error li{margin-bottom:4px}

/* ===== hero eyecatch ===== */
.hero-eyecatch{margin:0 0 20px;border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgba(29,27,30,.16);border:1px solid var(--line)}
.hero-eyecatch img{display:block;width:100%;height:auto}