/* ============================================================
   BENTO site — 共通スタイル正本（chrome: トークン/ヘッダ/フッタ/ナビ）
   ページ固有スタイルは各ページのインライン <style> に残す（最小変更）。
   ============================================================ */
:root{
  --ink:#0D1016; --cream:#FAFAF8; --cream2:#F1F0EC;
  --brand:#1B3A5C; --brand-d:#122A44; --gray:#E6E6E4;
  --sub:#575B57; --note:#767A74;
  --hair:rgba(13,16,22,.14); --hair-w:rgba(255,255,255,.22);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans JP",sans-serif;color:var(--ink);background:var(--cream);
  line-height:1.85;font-size:15px;font-feature-settings:"palt";-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:1480px;margin:0 auto;padding:0 28px}

/* --- 汎用パーツ --- */
.pill{display:inline-flex;align-items:center;gap:10px;background:var(--brand);color:#fff;
  border-radius:999px;padding:11px 22px;font-size:14px;font-weight:500;transition:background .25s;white-space:nowrap}
.pill:hover{background:var(--brand-d)}
.pill .arr{width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.16);display:inline-flex;
  align-items:center;justify-content:center;font-size:12px}
.rlink{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--sub);transition:color .2s}
.rlink:hover{color:var(--ink)}
.rlink::before{content:"↳"}
.eyebrow{font-size:13px;color:var(--sub);margin-bottom:26px}
.knum{font-family:"Shippori Mincho",serif;font-size:14px;color:var(--brand);letter-spacing:.3em;display:block;margin-bottom:16px}
.seal{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;
  border:2.5px solid #B3352C;color:#B3352C;border-radius:8px;font-family:"Shippori Mincho",serif;
  font-size:21px;font-weight:600;transform:rotate(-6deg);margin-left:20px;vertical-align:-6px;opacity:.88}
.rv{opacity:0;transform:translateY(30px);transition:opacity 1s cubic-bezier(.2,.6,.2,1),transform 1s cubic-bezier(.2,.6,.2,1)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){ .rv{opacity:1;transform:none;transition:none} }

/* ============ 告知バー（任意・index等） ============ */
.bar{background:var(--brand);color:#fff;text-align:center;font-size:13px;padding:9px 20px}
.bar a{color:rgba(255,255,255,.9);margin-left:10px;text-decoration:underline;text-underline-offset:3px}

/* ============ 共通ヘッダ（3態: hero / sticky / solid） ============ */
.site-hd{left:0;right:0;z-index:50}
.site-hd .hd{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:64px}
.site-hd .hd-nav{display:flex;gap:26px;font-size:14px}
.site-hd .hd-nav a{opacity:.92;transition:opacity .2s}
.site-hd .hd-nav a:hover{opacity:1}
.site-hd .logo{font-family:"Instrument Serif",serif;font-size:22px;letter-spacing:.34em;text-align:center;font-weight:400}
.site-hd .right{display:flex;justify-content:flex-end;align-items:center;gap:20px;font-size:14px}
.site-hd .entry{white-space:nowrap;opacity:.92;transition:opacity .2s}
.site-hd .entry:hover{opacity:1}
.menu-btn{display:none;background:none;border:none;font-size:22px;color:inherit;cursor:pointer;padding:4px 8px;line-height:1}

/* hero: ヒーロー上に重ねる白文字（index のトップ） */
.site-hd--hero{position:absolute;top:38px;color:#fff}
/* sticky: index のスクロール追従（隠れ→.show で出現） */
.site-hd--sticky{position:fixed;top:0;color:var(--ink);background:rgba(250,250,248,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hair);transform:translateY(-100%);transition:transform .35s cubic-bezier(.2,.6,.2,1)}
.site-hd--sticky.show{transform:none}
.site-hd--sticky .hd{height:56px}
.site-hd--sticky .logo{font-size:19px;letter-spacing:.3em}
.site-hd--sticky .pill{padding:8px 16px;font-size:13px}
/* solid: 他全ページの常設ヘッダ */
.site-hd--solid{position:sticky;top:0;color:var(--ink);background:rgba(250,250,248,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hair)}

/* カレント表示（ページ間でHTML差分を作らず data-active + CSS で） */
.site-hd[data-active="product"] .hd-nav a[data-nav="product"],
.site-hd[data-active="pricing"] .hd-nav a[data-nav="pricing"],
.site-hd[data-active="company"] .hd-nav a[data-nav="company"]{opacity:1;font-weight:500;text-decoration:underline;text-underline-offset:5px}

/* ============ モバイルナビ ============ */
.m-nav{display:none;position:fixed;inset:0;background:rgba(250,250,248,.985);z-index:80;padding:96px 28px 40px;overflow-y:auto}
.m-nav a{display:block;padding:16px 4px;font-size:17px;color:#0D1016;border-bottom:1px solid rgba(13,16,22,.1);font-weight:500}
.m-nav .m-login{display:block;margin-top:22px;font-size:13px;color:var(--sub);font-weight:400;line-height:1.7}
.m-close{position:absolute;top:26px;right:24px;background:none;border:none;font-size:30px;color:#0D1016;cursor:pointer;line-height:1}
body.nav-open .m-nav{display:block}
body.nav-open{overflow:hidden}

/* ============ 共通フッタ ============ */
.site-ft{padding:90px 0 0;background:var(--cream);color:var(--ink)}
.site-ft .ft-g{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;font-size:13.5px}
.site-ft .ft-g b{display:block;font-weight:500;margin-bottom:16px}
.site-ft .ft-g a{display:block;padding:5px 0;color:var(--sub)}
.site-ft .ft-g a:hover{color:var(--ink)}
.site-ft .ft-login{display:block;margin-top:12px;font-size:12px;color:var(--note);line-height:1.7}
.site-ft .ft-tag{font-family:"Shippori Mincho",serif;font-size:17px;letter-spacing:.14em;margin-top:70px}
.site-ft .ft-note{margin-top:18px;font-size:12px;color:var(--note);line-height:2;max-width:62em}
.site-ft .ft-last{display:flex;justify-content:space-between;font-size:12px;color:var(--note);padding:20px 0 26px;border-top:1px solid var(--hair);margin-top:34px}
.watermark{font-family:"Instrument Serif",serif;font-size:clamp(110px,21vw,320px);line-height:.9;
  letter-spacing:.06em;color:#C4C4BC;text-align:center;margin-top:60px;user-select:none}

/* ============ service 共通ナビ（全7列挙・自ページカレント） ============ */
.service-nav{padding:20px 0}
.service-nav .svcnav-h{font-family:"Shippori Mincho",serif;font-weight:500;font-size:clamp(22px,2.6vw,32px);margin:8px 0 26px}
.svcnav-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.svcnav-grid a{display:block;padding:18px 20px;border:1px solid var(--hair);border-radius:8px;font-size:14.5px;
  color:var(--ink);transition:background .2s,border-color .2s}
.svcnav-grid a:hover{background:var(--cream2);border-color:var(--brand)}
.service-nav[data-active="control"] a[data-svc="control"],
.service-nav[data-active="disclosure"] a[data-svc="disclosure"],
.service-nav[data-active="ipo"] a[data-svc="ipo"],
.service-nav[data-active="ma"] a[data-svc="ma"],
.service-nav[data-active="daily"] a[data-svc="daily"],
.service-nav[data-active="crypto"] a[data-svc="crypto"],
.service-nav[data-active="audit"] a[data-svc="audit"]{background:var(--brand);color:#fff;border-color:var(--brand);cursor:default;pointer-events:none}

/* ============ レスポンシブ ============ */
@media(max-width:960px){
  .site-hd .hd-nav{display:none}
  .site-hd .entry{display:none}
  .site-hd .hd{grid-template-columns:auto 1fr auto}
  .site-hd .logo{text-align:left}
  .menu-btn{display:block}
  .site-ft .ft-g{grid-template-columns:1fr 1fr}
  .svcnav-grid{grid-template-columns:1fr}
}