/* =====================================================================
   LUMO 共通base.css（正本：about版ヘッダー/フッター・#2f6fee・1560統一）
   各ページは {page}.css → base.css の順で読み込み、base.cssを後読みして
   トークン/共通chromeを全ページ強制統一する。
   ===================================================================== */
:root{
  --accent:#2f6fee;--accent-d:#2358d6;--accent-2:#2358d6;--accent-soft:#e9f1fe;
  --ink:#15294d;--text:#4a5870;--muted:#8a98ad;
  --bg:#ffffff;--soft:#f3f6fb;--soft2:#eef2f9;--line:#e6ebf3;
  --navy:#0b1e3e;--footer:#0c1a30;
  --container:1560px;--radius:18px;--radius-s:12px;
  --ease-soft:cubic-bezier(.16,1,.3,1);--ease-expo:cubic-bezier(.77,0,.175,1);
  --shadow:0 30px 66px -32px rgba(16,36,61,.32);--shadow-s:0 14px 32px -16px rgba(16,36,61,.22);
}
*{margin:0;padding:0;box-sizing:border-box}
html{overflow-x:hidden;scroll-behavior:smooth}
body{font-family:"Zen Kaku Gothic New",sans-serif;color:var(--text);background:#fff;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:40px}
.section{padding-block:88px}
.eyebrow{font-family:"Inter",sans-serif;font-size:13px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--accent)}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:"Zen Kaku Gothic New",sans-serif;font-weight:700;font-size:15px;padding:14px 28px;border-radius:999px;border:1.6px solid transparent;cursor:pointer;transition:.3s var(--ease-soft);white-space:nowrap}
.btn svg{width:17px;height:17px;transition:.35s}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 16px 30px -14px rgba(47,111,238,.72)}
.btn-primary:hover{background:var(--accent-d);transform:translateY(-3px)}
.btn-outline-accent{background:#fff;color:var(--accent);border-color:var(--accent)}
.btn-outline-accent:hover{background:var(--accent);color:#fff;transform:translateY(-3px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#0a1730;transform:translateY(-3px)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{transform:translateY(-3px);box-shadow:var(--shadow-s)}
.btn-outline-w{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-outline-w:hover{background:rgba(255,255,255,.12);transform:translateY(-3px)}

/* ===== header（about版 正本） ===== */
.hd{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(230,235,243,.8);transition:.3s}
.hd.scrolled{box-shadow:0 6px 22px -16px rgba(16,36,61,.4)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:90px;max-width:var(--container);margin-inline:auto;padding-inline:40px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo .mark{width:32px;height:32px;color:var(--accent);flex-shrink:0}
.logo .lt{display:flex;flex-direction:column;line-height:1.05}
.logo .lt b{font-family:"Inter",sans-serif;font-weight:700;font-size:25px;color:var(--ink);letter-spacing:.04em}
.logo .lt span{font-size:10.5px;color:var(--muted);letter-spacing:.1em;margin-top:3px}

.nav-links{display:flex;gap:27px;align-items:center}
.nav-links > a,.nav-item > a{font-family:"Inter",sans-serif;font-size:15px;font-weight:500;color:#33405a;position:relative;padding:6px 0;transition:.25s;display:inline-flex;align-items:center;gap:5px}
.nav-links > a::after,.nav-item > a::before{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--accent);transition:width .3s var(--ease-soft)}
.nav-links > a:hover,.nav-item > a:hover{color:var(--accent)}
.nav-links > a:hover::after{width:100%}
.nav-links > a.active{color:var(--accent)}
.nav-links > a.active::after{width:100%}

/* dropdown */
.nav-item{position:relative;display:flex;align-items:center}
.nav-item.active > a{color:var(--accent)}
.nav-item.active > a::before{width:100%}
.nav-item > a::before{left:0;bottom:0}
.has-sub > a .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin:-3px 0 0 3px;opacity:.55;transition:transform .3s var(--ease-soft)}
.nav-item:hover.has-sub > a .caret{transform:rotate(-135deg);margin-top:2px}
.nav-item:hover.has-sub > a{color:var(--accent)}
.nav-item::after{content:"";position:absolute;top:100%;left:-14px;right:-14px;height:20px}
.subnav{position:absolute;top:calc(100% + 16px);left:50%;transform:translateX(-50%) translateY(10px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 22px 54px -18px rgba(16,36,61,.28);padding:9px;min-width:236px;opacity:0;visibility:hidden;transition:.3s var(--ease-soft);z-index:60}
.subnav::before{content:"";position:absolute;top:-6px;left:50%;transform:translateX(-50%) rotate(45deg);width:12px;height:12px;background:#fff;border-left:1px solid var(--line);border-top:1px solid var(--line)}
.nav-item:hover .subnav{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.subnav a{display:flex;flex-direction:column;gap:2px;padding:11px 15px;border-radius:10px;transition:.2s}
.subnav a .st{font-family:"Inter",sans-serif;font-size:14px;font-weight:600;color:var(--ink);letter-spacing:.01em}
.subnav a .sd{font-size:11.5px;color:var(--muted)}
.subnav a:hover{background:var(--accent-soft)}
.subnav a:hover .st{color:var(--accent)}

.nav-cta{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-cta .btn{padding:12px 22px;font-size:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.burger span{width:26px;height:2px;background:var(--ink);transition:.3s;border-radius:2px}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* mobile nav */
.mnav{position:fixed;inset:0;background:#fff;z-index:99;transform:translateY(-100%);transition:transform .5s var(--ease-expo);display:flex;flex-direction:column;justify-content:center;padding:96px 34px 40px;gap:2px;opacity:0;pointer-events:none;overflow-y:auto}
.mnav.open{transform:translateY(0);opacity:1;pointer-events:auto}
.mnav > a,.macc{font-family:"Inter",sans-serif;font-size:21px;font-weight:600;color:var(--ink);padding:13px 0;border-bottom:1px solid var(--line);display:block}
.mgroup{display:flex;flex-direction:column}
.macc{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;cursor:pointer;text-align:left;border:0;border-bottom:1px solid var(--line)}
.mcaret{width:9px;height:9px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(45deg);transition:transform .3s var(--ease-soft);opacity:.55;flex-shrink:0;margin-left:10px}
.mgroup.open .macc{color:var(--accent)}
.mgroup.open .mcaret{transform:rotate(-135deg);border-color:var(--accent);opacity:1}
.msub{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s var(--ease-soft)}
.mgroup.open .msub{grid-template-rows:1fr}
.msub-inner{overflow:hidden;min-height:0}
.msub-inner a{display:block;font-size:14.5px;color:var(--text);padding:9px 0 9px 16px;border-left:2px solid var(--line);margin-left:2px}
.msub-inner a:first-child{padding-top:13px}
.msub-inner a:last-child{padding-bottom:14px}
.msub-inner a:hover{color:var(--accent);border-color:var(--accent)}
.mnav .mcta{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}

/* ===== CTA帯（横並び正本／テキストは各ページ） ===== */
.cta{position:relative;overflow:hidden;color:#fff;background:linear-gradient(115deg,#0c3aa0,#0e2f7e)}
.ctabg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.cta::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(95deg,rgba(9,28,66,.86) 0%,rgba(11,34,82,.66) 46%,rgba(13,44,110,.4) 80%,rgba(13,44,110,.32) 100%)}
.cta-light{position:absolute;inset:0;z-index:2;opacity:.45;pointer-events:none}
.cta .container{position:relative;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:40px;text-align:left;flex-wrap:wrap}
.cta .ctacopy{max-width:820px}
.cta-eye{display:block;font-size:13.5px;font-weight:700;letter-spacing:.04em;color:rgba(255,255,255,.82);margin-bottom:9px}
.cta h2{color:#fff;font-size:clamp(24px,3vw,40px);line-height:1.4;margin:0}
.cta .csub{color:rgba(255,255,255,.82);font-size:15px;margin:12px 0 0}
.cta .cbtns{display:flex;gap:16px;justify-content:flex-end;flex-wrap:wrap}

/* ===== footer（about版 正本） ===== */
.ft{background:var(--footer);color:rgba(255,255,255,.68);padding-top:86px}
.ft-top{display:grid;grid-template-columns:1.25fr 3fr;gap:60px;padding-bottom:56px;border-bottom:1px solid rgba(255,255,255,.1)}
.ft-brand .logo .lt b{color:#fff}
.ft-brand .logo .lt span{color:rgba(255,255,255,.5)}
.ft-brand .ftag{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6);margin-top:22px;max-width:280px}
.ft-social{display:flex;gap:12px;margin-top:24px}
.ft-social a{width:38px;height:38px;border-radius:9px;border:1px solid rgba(255,255,255,.18);display:grid;place-items:center;color:rgba(255,255,255,.75);transition:.3s}
.ft-social a:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.ft-social svg{width:17px;height:17px}
.ft-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:34px 26px}
.fcol h4{font-family:"Inter",sans-serif;font-size:13.5px;font-weight:600;color:#fff;letter-spacing:.05em;margin-bottom:16px}
.fcol a{display:block;font-size:13.5px;color:rgba(255,255,255,.6);padding:7px 0;transition:.25s}
.fcol a:hover{color:#fff;padding-left:4px}
.ft-mid{display:flex;align-items:center;justify-content:flex-end;gap:20px;padding:28px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.fbadge{display:flex;align-items:center;gap:11px;font-size:11.5px;color:rgba(255,255,255,.55);line-height:1.4}
.fbadge .bm{width:46px;height:46px;border-radius:9px;border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;font-family:"Inter",sans-serif;font-weight:700;font-size:9px;color:#9fc0ff;text-align:center;flex-shrink:0}
.ft-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 0 36px;flex-wrap:wrap}
.ft-legal{display:flex;gap:26px;font-size:13px;flex-wrap:wrap}
.ft-legal a{color:rgba(255,255,255,.6)}
.ft-legal a:hover{color:#fff}
.ft-copy{font-family:"Inter",sans-serif;font-size:12.5px;color:rgba(255,255,255,.42)}

/* ===== fade-up / FAQ ===== */
.fade-up{opacity:1}
html.anim .fade-up{opacity:0;transform:translateY(30px)}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.25s;margin-bottom:12px}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;background:none;border:none;cursor:pointer;padding:20px 24px;text-align:left;font-family:"Zen Kaku Gothic New",sans-serif;font-size:15px;font-weight:700;color:var(--ink)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease-soft)}
.faq-a p{padding:0 24px 20px;font-size:13.5px;line-height:1.9;color:var(--text)}

/* ===== responsive ===== */
@media(max-width:980px){.nav-links,.nav-cta{display:none}.burger{display:flex}.nav{height:70px}}
@media(max-width:760px){.cta .container{flex-direction:column;align-items:flex-start;gap:22px}.cta .cbtns{justify-content:flex-start}}
@media(max-width:1080px){.ft-top{grid-template-columns:1fr;gap:38px}.ft-cols{grid-template-columns:1fr 1fr}.ft-mid{justify-content:flex-start}}
@media(max-width:560px){.container{padding-inline:22px}.nav{padding-inline:22px}.ft-cols{grid-template-columns:1fr}}