:root{
  /* 2026-08-26: 色だけソフトピンクに差し替え(構造は一切変更なし)。
     白文字コントラスト事前確認済み: brand-deep×white=4.94:1 */
  --ink:#3d2430;
  --ink-soft:#8a6b78;
  --brand:#F2A6C4;
  --brand-deep:#BE4470;
  --brand-pale:#FDEAF1;
  --link:#BE4470;
  --paper:#FEF8FA;
  --paper-raise:#ffffff;
  --paper-line:#F5D9E4;
  --risk-bg:#fdf1e4;
  --risk-line:#f0d9b8;
  --risk-ink:#8a5c12;
  --c-fx:#0096c7;
  --c-cfd:#ec7a12;
  --c-stock:#158a5c;
  --c-opt:#7a3fc4;
  --c-guide:#0f9e93;
  --c-news:#d92b3a;
  --shadow-card:0 1px 2px rgba(16,24,39,.04),0 10px 24px -14px rgba(16,24,39,.22);
  --r-sm:.5rem; --r-md:1rem; --r-pill:99px;
}
:root:not([data-theme="light"]){
  @media (prefers-color-scheme: dark){
    --ink:#e8eaf6;
    --ink-soft:#9aa3c4;
    --brand:#5b9bff;
    --brand-deep:#171a35;
    --brand-pale:#1c2140;
    --link:#5b9bff;
    --paper:#0d0f1e;
    --paper-raise:#151831;
    --paper-line:#242a4d;
    --risk-bg:#2c2410;
    --risk-line:#5a4318;
    --risk-ink:#f0c778;
    --c-fx:#4fc3e6;
    --c-cfd:#f2a24e;
    --c-stock:#4fce9c;
    --c-opt:#b18ce6;
    --c-guide:#4fd0c4;
    --c-news:#f2707c;
    --shadow-card:0 1px 2px rgba(0,0,0,.3),0 10px 24px -14px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  --ink:#e8eaf6;
  --ink-soft:#9aa3c4;
  --brand:#5b9bff;
  --brand-deep:#171a35;
  --brand-pale:#1c2140;
  --link:#5b9bff;
  --paper:#0d0f1e;
  --paper-raise:#151831;
  --paper-line:#242a4d;
  --risk-bg:#2c2410;
  --risk-line:#5a4318;
  --risk-ink:#f0c778;
  --c-fx:#4fc3e6;
  --c-cfd:#f2a24e;
  --c-stock:#4fce9c;
  --c-opt:#b18ce6;
  --c-guide:#4fd0c4;
  --c-news:#f2707c;
  --shadow-card:0 1px 2px rgba(0,0,0,.3),0 10px 24px -14px rgba(0,0,0,.5);
}

*{box-sizing:border-box}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:'Noto Sans JP',"Hiragino Sans","Yu Gothic",sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.7;font-size:15.5px;
}
h1,h2,h3{font-family:'Zen Maru Gothic','Noto Sans JP',sans-serif;font-weight:700;text-wrap:balance;margin:0;color:var(--ink);letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
:focus-visible{outline:3px solid var(--c-fx);outline-offset:2px}

/* ---- utility bar ---- */
.utilbar{background:var(--brand-deep);color:#cfe0f0;font-size:.76rem}
.utilbar .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:7px;padding-bottom:7px;gap:16px;flex-wrap:wrap}
.utilbar .pr{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:2px 10px;border-radius:3px;font-weight:600}

/* ---- header ---- */
header.site{background:var(--paper-raise);border-bottom:1px solid var(--paper-line);position:sticky;top:0;z-index:20}
.header-main .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:18px;padding-bottom:16px;gap:24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.brand .icon{
  width:44px;height:44px;border-radius:var(--r-sm);background:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-family:'Zen Maru Gothic',sans-serif;font-weight:900;color:#fff;font-size:1.2rem;
}
.brand .mark{font-family:'Zen Maru Gothic',sans-serif;font-size:1.34rem;font-weight:700;color:var(--ink);line-height:1.1;letter-spacing:.01em}
.brand .sub{font-size:.72rem;color:var(--ink-soft);font-weight:700;letter-spacing:.04em}
.header-actions{display:flex;align-items:center;gap:10px}
.header-search{
  display:flex;align-items:center;gap:8px;background:var(--paper);border:1px solid var(--paper-line);
  border-radius:var(--r-sm);padding:9px 14px;font-size:.82rem;color:var(--ink-soft);min-width:180px;
}
.header-search-btn{display:inline-flex;align-items:center;gap:8px;min-width:44px;min-height:44px;padding:0 14px;
  border:1px solid var(--paper-line);border-radius:99px;background:none;color:var(--ink-soft);
  font-family:inherit;font-size:.8rem;cursor:pointer;flex:none}
.header-search-btn:hover{border-color:var(--brand);color:var(--brand)}
.header-search-btn svg{width:16px;height:16px;flex:none}
@media (max-width:600px){.header-search-btn span{display:none}.header-search-btn{padding:0;width:44px;justify-content:center}}

.mk-progress{height:3px;background:var(--paper-line);position:sticky;top:0;z-index:19}
.mk-progress i{display:block;height:100%;width:0%;background:var(--brand);transition:width .1s linear}
.h-btn{font-size:.82rem;font-weight:700;padding:9px 18px;border-radius:var(--r-sm);white-space:nowrap}
.h-btn.primary{background:var(--brand);color:#fff}
.h-btn.primary:hover{background:var(--brand-deep)}
.h-btn.ghost{border:1px solid var(--paper-line);color:var(--ink)}
.h-btn.ghost:hover{border-color:var(--brand)}
.category-rail{border-bottom:1px solid var(--paper-line);background:var(--paper-raise)}
.category-rail .wrap{display:flex;gap:2px;overflow-x:auto;padding:2px 24px}
.category-rail a{
  display:flex;align-items:center;gap:8px;padding:13px 16px;font-size:.86rem;font-weight:700;
  color:var(--ink-soft);white-space:nowrap;border-bottom:3px solid transparent;flex:none;
}
.category-rail a .ic{width:26px;height:26px;border-radius:50%;background:var(--dot);flex:none;display:flex;align-items:center;justify-content:center}
.category-rail a .ic svg{width:15px;height:15px}
.category-rail a:hover{color:var(--ink);border-bottom-color:var(--dot)}
.category-rail a.is-active{color:var(--ink);border-bottom-color:var(--dot)}

/* ---- breadcrumb ---- */
.crumb{padding:14px 0 0}
.crumb .wrap{font-size:.78rem;color:var(--ink-soft);display:flex;gap:6px;align-items:center}
.crumb a:hover{color:var(--link);text-decoration:underline}

/* ---- pickup (featured) ---- */
.pickup{padding:26px 0 44px}
.pickup .wrap{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:start}
.feature-card{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:var(--paper-raise);border:1px solid var(--paper-line);border-radius:var(--r-md);overflow:hidden;
}
.feature-card .thumb{
  min-height:230px;display:flex;align-items:flex-end;padding:18px;
  background:linear-gradient(160deg,var(--fc,var(--c-fx)),color-mix(in srgb, var(--fc,var(--c-fx)) 60%, #000 10%));
  position:relative;
}
.feature-card .thumb::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg, rgba(0,0,0,.35), transparent 55%);
}
.feature-card .thumb .glyph{position:relative;display:inline-flex;align-items:center;gap:8px;font-family:'Zen Maru Gothic';font-weight:700;font-size:.82rem;color:#fff;background:rgba(0,0,0,.28);padding:6px 14px 6px 8px;border-radius:99px;letter-spacing:.02em}
.feature-card .thumb .glyph .gi{width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;flex:none}
.feature-card .thumb .glyph svg{width:14px;height:14px}
.feature-card .fbody{padding:22px 24px;display:flex;flex-direction:column;gap:10px}
.feature-card .kicker{font-size:.72rem;font-weight:700;color:var(--fc,var(--c-fx))}
.feature-card h1{font-size:1.36rem;line-height:1.55}
.feature-card p{font-size:.86rem;color:var(--ink-soft);margin:0}
.feature-card .meta{font-size:.74rem;color:var(--ink-soft);font-weight:600;margin-top:auto;padding-top:6px}

.latest-list{background:var(--paper-raise);border:1px solid var(--paper-line);border-radius:var(--r-md);overflow:hidden}
.latest-list h2{font-size:.88rem;padding:16px 18px;border-bottom:1px solid var(--paper-line);background:var(--paper)}
.latest-list ol{list-style:none;margin:0;padding:0}
.latest-list li{border-bottom:1px solid var(--paper-line)}
.latest-list li:last-child{border-bottom:none}
.latest-list a{display:flex;gap:12px;align-items:flex-start;padding:14px 18px}
.latest-list a:hover .ttl{color:var(--link)}
.latest-list .tagdot{width:8px;height:8px;border-radius:50%;background:var(--dot,var(--c-fx));margin-top:6px;flex:none}
.latest-list a>span:last-child{display:flex;flex-direction:column;gap:3px;min-width:0}
.latest-list .ttl{font-size:.85rem;line-height:1.6;font-weight:500}
.latest-list time{display:block;font-size:.7rem;color:var(--ink-soft);margin-top:3px;font-family:'Zen Maru Gothic'}

/* ---- section shell ---- */
section{padding:44px 0}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:22px;border-bottom:2px solid var(--ink);padding-bottom:12px}
.section-head h2{font-size:1.24rem}
.section-head .more{font-size:.8rem;color:var(--link);font-weight:700}

/* ---- product cluster row ---- */
.cluster-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cluster-card{
  background:var(--paper-raise);border:1px solid var(--paper-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:0 2px 8px rgba(16,24,39,.05);transition:transform .15s,box-shadow .15s;
}
.cluster-card:hover{transform:translateY(-3px);box-shadow:0 8px 18px -8px rgba(16,24,39,.25)}
.cluster-card .thumb{
  height:96px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(155deg,var(--card-c),color-mix(in srgb, var(--card-c) 55%, #000 12%));
}
.cluster-card .thumb .ic{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center}
.cluster-card .thumb svg{width:24px;height:24px}
.cluster-card .body{padding:14px 16px 16px}
.cluster-card .t{font-size:.94rem;font-weight:700}
.cluster-card .d{font-size:.76rem;color:var(--ink-soft);margin-top:4px}
.c1{--card-c:var(--c-stock)} .c2{--card-c:var(--c-fx)} .c3{--card-c:var(--c-cfd)} .c4{--card-c:var(--c-opt)}

/* ---- compare table ---- */
.compare-scroll{overflow-x:auto;border-radius:var(--r-md);border:1px solid var(--paper-line)}
table.compare-table{width:100%;border-collapse:collapse;min-width:760px;background:var(--paper-raise)}
.compare-table th,.compare-table td{padding:13px 16px;text-align:left;font-size:.84rem;border-bottom:1px solid var(--paper-line)}
.compare-table thead th{background:var(--paper);color:var(--ink-soft);font-weight:700;font-size:.72rem;letter-spacing:.03em;border-bottom:2px solid var(--ink)}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:hover{background:var(--paper)}
.compare-table .broker{display:flex;align-items:center;gap:9px;font-weight:700}
.compare-table .broker .dot{width:8px;height:8px;border-radius:50%;background:var(--card-c,var(--c-fx));flex:none}
.blogo{height:22px;width:auto;max-width:120px;object-fit:contain;display:block}

/* ---- logo strip ---- */
.logo-strip{background:var(--paper-raise);border-top:1px solid var(--paper-line);border-bottom:1px solid var(--paper-line);padding:26px 0}
.logo-strip .cap{font-size:.72rem;color:var(--ink-soft);font-weight:700;letter-spacing:.04em;text-align:center;margin-bottom:16px}
.logo-strip .row{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}
.logo-strip .row img{height:52px;width:auto;max-width:180px;object-fit:contain;background:#fff;border-radius:var(--r-sm);padding:8px 16px;box-shadow:0 1px 2px rgba(16,24,39,.05);transition:transform .15s}
.logo-strip .row img:hover{transform:translateY(-2px)}

/* ---- broker review grid ---- */
.broker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.broker-card{
  background:var(--paper-raise);border:1px solid var(--paper-line);border-radius:var(--r-md);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:0 2px 8px rgba(16,24,39,.05);transition:transform .15s,box-shadow .15s;
}
.broker-card:hover{transform:translateY(-3px);box-shadow:0 10px 22px -10px rgba(16,24,39,.28)}
.broker-card .blogo-wrap{height:120px;display:flex;align-items:center;justify-content:center;background:#fff;border-bottom:1px solid var(--paper-line);padding:18px}
.broker-card .blogo-wrap img{max-height:76px;max-width:82%;object-fit:contain}
.broker-card .bbody{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.broker-card .bname{font-size:1.02rem;font-weight:700}
.broker-card .bdesc{font-size:.82rem;color:var(--ink-soft);margin:0;flex:1}
.broker-card .bfoot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:4px}
.broker-card .bstatus{font-size:.68rem;color:var(--ink-soft);font-weight:600}
.broker-card .bcta{font-size:.78rem;font-weight:700;color:var(--link)}
.broker-card:hover .bcta{text-decoration:underline}
@media (max-width:1000px){.broker-grid{grid-template-columns:repeat(2,1fr)}}
.compare-table td.num,.compare-table th.num{font-family:'Zen Maru Gothic';font-variant-numeric:tabular-nums}
.compare-table .pending{color:var(--ink-soft);font-weight:500}
.compare-table .cta-cell a{font-size:.78rem;font-weight:700;color:var(--link)}
.compare-table .cta-cell a:hover{text-decoration:underline}
.compare-note{font-size:.74rem;color:var(--ink-soft);margin-top:12px}

/* ---- archive + sidebar ---- */
.archive-layout{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:start}
.archive-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.article{
  display:flex;gap:14px;background:var(--paper-raise);border:1px solid var(--paper-line);border-radius:var(--r-md);
  overflow:hidden;transition:box-shadow .15s;
}
.article:hover{box-shadow:var(--shadow-card)}
.article:hover .ttl{color:var(--link)}
.article .thumb{
  width:104px;flex:none;display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb, var(--th-c,var(--c-fx)) 12%, var(--paper) 88%);
}
.article .thumb .ic{width:42px;height:42px;border-radius:50%;background:var(--th-c,var(--c-fx));display:flex;align-items:center;justify-content:center}
.article .thumb svg{width:22px;height:22px}
.article .body{padding:13px 14px 13px 0;display:flex;flex-direction:column;gap:7px;min-width:0}
.article .meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.7rem;color:var(--ink-soft);font-weight:600}
.tag{font-size:.66rem;font-weight:700;padding:2px 9px;border-radius:3px;color:#fff}
.article time{font-family:'Zen Maru Gothic';font-variant-numeric:tabular-nums}
.article .ttl{font-size:.88rem;line-height:1.55;font-weight:700}
.article .status{font-size:.68rem;color:var(--ink-soft);font-weight:500}

.side-block{background:var(--paper-raise);border:1px solid var(--paper-line);border-radius:var(--r-md);overflow:hidden;margin-bottom:20px}
.side-block h3{font-size:.86rem;padding:14px 16px;border-bottom:2px solid var(--ink);background:var(--paper)}
.rank-list{list-style:none;margin:0;padding:0}
.rank-list li{border-bottom:1px solid var(--paper-line)}
.rank-list li:last-child{border-bottom:none}
.rank-list a{display:flex;gap:12px;align-items:flex-start;padding:13px 16px}
.rank-list .n{font-family:'Zen Maru Gothic';font-weight:700;font-size:1.15rem;color:var(--paper-line);flex:none;line-height:1}
.rank-list li:nth-child(1) .n{color:var(--c-cfd)}
.rank-list li:nth-child(2) .n{color:var(--c-fx)}
.rank-list li:nth-child(3) .n{color:var(--c-stock)}
.rank-list .ttl{font-size:.82rem;line-height:1.55;font-weight:600}
.rank-list a:hover .ttl{color:var(--link)}
.side-cta{padding:18px 16px}
.side-cta p{font-size:.78rem;color:var(--ink-soft);margin:0 0 12px}
.side-cta a{display:block;text-align:center;background:var(--brand);color:#fff;font-weight:700;font-size:.84rem;padding:11px;border-radius:var(--r-sm)}
.side-cta a:hover{background:var(--brand-deep)}

/* ---- method ---- */
.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.method-item{padding:18px;border:1px solid var(--paper-line);border-radius:var(--r-md);background:var(--paper-raise)}
.method-item .num{font-family:'Zen Maru Gothic';font-weight:700;color:var(--brand);font-size:.78rem;letter-spacing:.05em}
.method-item h3{font-size:.94rem;margin:6px 0 6px}
.method-item p{font-size:.82rem;color:var(--ink-soft);margin:0}

/* ---- risk notice ---- */
.risk{background:var(--risk-bg);border:1px solid var(--risk-line);border-radius:var(--r-md);padding:18px 22px;display:flex;gap:14px;align-items:flex-start}
.risk .ico{font-family:'Zen Maru Gothic';font-weight:700;color:#fff;font-size:.68rem;flex:none;background:#c98a1c;padding:5px 11px;border-radius:3px}
.risk p{margin:0;font-size:.82rem;color:var(--risk-ink);line-height:1.8}

/* ---- footer ---- */
footer{background:var(--brand-deep);color:#c3d4e6;padding:44px 0 24px}
footer .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
footer h4{font-size:.74rem;color:#8fa8c2;letter-spacing:.05em;margin-bottom:12px;font-weight:700}
footer .brand-f{font-size:1.1rem;color:#fff;font-weight:900;margin-bottom:8px}
footer p{font-size:.78rem;color:#9fb3c9;max-width:32ch;margin:0}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
footer a{font-size:.8rem;color:#c3d4e6}
footer a:hover{color:#fff;text-decoration:underline}
.footer-bottom{max-width:1180px;margin:32px auto 0;padding:18px 24px 0;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;font-size:.7rem;color:#7c93ac;flex-wrap:wrap;gap:8px}

@media (max-width:1000px){
  .pickup .wrap{grid-template-columns:1fr}
  .feature-card{grid-template-columns:1fr}
  .archive-layout{grid-template-columns:1fr}
  .cluster-grid{grid-template-columns:repeat(2,1fr)}
  .method-grid{grid-template-columns:1fr}
  footer .wrap{grid-template-columns:1fr 1fr}
  .header-search{display:none}
}
@media (max-width:640px){
  .archive-grid{grid-template-columns:1fr}
}

.reveal{opacity:0;transform:translateY(10px);transition:opacity .45s ease,transform .45s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}