/* =========================================================================
   BRAVE HOLDINGS — Corporate Site
   Design tokens & shared components
   Ref: 実装仕様書 §02/§07, 各デザインカンプ
   ========================================================================= */

:root{
  --charcoal:#2A2B2F;
  --gold:#B28E4E;
  --gold-soft:rgba(178,142,78,.4);
  --gold-ink:#8a6f3e;      /* gold text at body scale (link) */
  --cream:#EDE6D6;
  --paper:#FFFFFF;
  --ink:#2A2B2F;           /* base text */
  --ink-2:#3d3931;         /* body text */
  --ink-3:#514c43;         /* secondary body */
  --ink-4:#4a463e;         /* nav / label */
  --muted:#8a806e;         /* notes */
  --muted-2:#a99a7f;       /* faint labels */
  --line:rgba(42,43,47,.12);
  --line-strong:rgba(42,43,47,.2);
  --field-bg:#fdfbf7;

  /* fonts */
  --f-mar:'Marcellus',serif;
  --f-cor:'Cormorant Garamond',serif;
  --f-serif:'Hiragino Mincho ProN','Yu Mincho','游明朝','Noto Serif JP',serif;
  --f-sans:'Hiragino Kaku Gothic ProN','Yu Gothic','游ゴシック','Noto Sans JP',system-ui,sans-serif;

  /* spacing (§07: PC/TB/SP) */
  --pad-x:clamp(24px,5vw,64px);
  --sec-y:clamp(64px,10vw,140px);
  --card-pad:clamp(24px,3vw,40px);

  /* max widths */
  --w-content:1160px;
  --w-reading:1000px;
  --w-company:900px;
  --w-form:720px;
  --w-privacy:760px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--f-sans);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
::selection{background:rgba(178,142,78,.28)}
a{color:inherit;text-decoration:none}
img{max-width:100%}
/* hidden 属性を確実に優先（.form / .form-done の display 指定に負けないように） */
[hidden]{display:none!important}
ruby{ruby-align:center}
rt{font-size:.42em;font-weight:400;letter-spacing:.3em;text-indent:.3em;color:inherit}
h1,h2,h3,h4,p,ul,dl,dd,figure{margin:0}
ul{list-style:none;padding:0}

/* ---------- reveal on scroll ---------- */
@keyframes bhFade{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes bhCue{0%{transform:translateY(0);opacity:.5}50%{transform:translateY(8px);opacity:1}100%{transform:translateY(0);opacity:.5}}
[data-reveal]{opacity:0}
[data-reveal].is-in{animation:bhFade .9s cubic-bezier(.2,.7,.2,1) forwards}
.no-js [data-reveal],[data-reveal].show{opacity:1;animation:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1!important;animation:none!important}
}

/* ---------- utilities ---------- */
.wrap{max-width:var(--w-content);margin:0 auto}
.nobr{white-space:nowrap}
.section{padding:var(--sec-y) var(--pad-x)}
.bg-paper{background:var(--paper)}
.bg-cream{background:var(--cream)}
.bg-ink{background:var(--charcoal);color:var(--cream)}

/* section eyebrow: english label + gold rule */
.eyebrow{display:flex;align-items:center;gap:16px;margin-bottom:clamp(36px,4.5vw,56px)}
.eyebrow__label{font-family:var(--f-mar);font-size:14px;letter-spacing:.34em;color:var(--gold);white-space:nowrap}
.eyebrow__rule{flex:1;height:1px;background:var(--line)}
.eyebrow--center{justify-content:center}
.eyebrow--center .eyebrow__tick{width:28px;height:1px;background:var(--gold)}

.lead{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,16px);line-height:2.3;letter-spacing:.03em;color:var(--ink-3)}
.h2{font-family:var(--f-serif);font-weight:600;font-size:clamp(24px,3.6vw,44px);line-height:1.5;letter-spacing:.05em;color:var(--ink)}
.h3{font-family:var(--f-serif);font-weight:600;font-size:clamp(17px,1.9vw,22px);line-height:1.5;letter-spacing:.03em;color:var(--ink)}
.body{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,16px);line-height:2.35;letter-spacing:.03em;color:var(--ink-3)}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:18px clamp(20px,4vw,60px);
  border-bottom:1px solid rgba(42,43,47,.1);
}
/* frosted bg on a pseudo-element so the header itself is NOT a
   containing block for the position:fixed mobile nav overlay */
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(255,255,255,.9);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.site-header__logo{display:flex;align-items:center;position:relative;z-index:70}
.site-header__logo img{width:101.5px;height:34px;max-width:none;display:block;object-fit:contain}
.nav{display:flex;align-items:center;gap:clamp(24px,2.8vw,46px)}
.nav a{font-family:var(--f-mar);font-size:15px;letter-spacing:.22em;color:var(--ink-4);transition:color .2s}
.nav a:hover,.nav a[aria-current="page"]{color:var(--gold)}
.nav__cta{color:var(--ink)!important;padding:13px 28px;border:1px solid rgba(42,43,47,.55);border-radius:2px;transition:all .2s}
.nav__cta:hover{background:var(--charcoal);color:var(--cream)!important}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;padding:0;align-items:center;justify-content:center;position:relative;z-index:70}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";display:block;width:24px;height:1.5px;background:var(--charcoal);transition:transform .25s,opacity .2s;position:relative}
.nav-toggle span::before{position:absolute;top:-7px}
.nav-toggle span::after{position:absolute;top:7px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-7px) rotate(-45deg)}

@media (max-width:767px){
  .nav-toggle{display:flex}
  .nav{
    position:fixed;top:0;right:0;bottom:0;left:0;
    flex-direction:column;justify-content:center;align-items:stretch;gap:0;
    background:var(--cream);
    padding:88px clamp(24px,7vw,40px) 40px;
    transform:translateY(-100%);opacity:0;visibility:hidden;
    transition:transform .32s cubic-bezier(.2,.7,.2,1),opacity .25s,visibility .25s;
    overflow-y:auto;
  }
  .nav.is-open{transform:none;opacity:1;visibility:visible}
  .nav a{padding:16px 4px;line-height:1.2;min-height:48px;display:flex;align-items:center;border-bottom:1px solid rgba(42,43,47,.1)}
  .nav__cta{color:var(--cream)!important;background:var(--charcoal);border-color:var(--charcoal);justify-content:center;margin-top:22px;border-bottom:0;padding:16px 28px}
  .nav__cta:hover{background:#3a3b40}
  body.nav-open{overflow:hidden}
}

/* ============ HERO (TOP) ============ */
.hero{
  position:relative;overflow:hidden;
  background:var(--cream) url('/assets/img/hero-bg.png') center/cover no-repeat;
  padding:clamp(72px,9vw,132px) var(--pad-x) clamp(88px,10vw,150px);
  display:flex;flex-direction:column;align-items:center;text-align:center;
  min-height:82vh;justify-content:center;
}
.hero__kv{position:absolute;inset:0;pointer-events:none}
/* soft center scrim keeps the headline legible over the KV artwork */
.hero__scrim{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 46% 50% at 50% 50%,rgba(247,243,235,.78),rgba(247,243,235,.28) 55%,rgba(247,243,235,0) 78%)}
.hero>*{position:relative}
.hero__symbol{height:clamp(72px,9vw,104px);width:auto;display:block}
.hero__rule{width:44px;height:1px;background:var(--gold);margin:clamp(30px,4vw,46px) 0 clamp(26px,3.4vw,40px)}
.hero__title{font-family:var(--f-cor);font-style:italic;font-weight:500;font-size:clamp(46px,9vw,112px);line-height:1;letter-spacing:.01em;color:var(--ink)}
.hero__jp{font-family:var(--f-serif);font-weight:400;font-size:clamp(16px,1.9vw,22px);letter-spacing:.24em;color:var(--ink);margin-top:clamp(22px,3vw,34px)}
.hero__desc{max-width:660px;font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,16px);line-height:2.3;letter-spacing:.04em;color:var(--ink-3);margin-top:clamp(30px,4vw,44px)}
.hero__actions{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin-top:clamp(40px,5vw,56px)}
.hero__scroll{position:absolute;bottom:clamp(28px,4vw,40px);left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:12px}
.hero__scroll .label{font-family:var(--f-mar);font-size:11px;letter-spacing:.32em;color:var(--muted);animation:bhScrollLabel 2s ease-in-out infinite}
.hero__scroll .cue{position:relative;width:1px;height:52px;background:rgba(178,142,78,.32)}
.hero__scroll .cue::after{content:"";position:absolute;left:50%;top:0;width:7px;height:7px;margin:-3.5px 0 0 -3.5px;
  border-radius:50%;background:var(--gold);box-shadow:0 0 10px rgba(178,142,78,.7);
  animation:bhTravel 1.8s cubic-bezier(.5,0,.3,1) infinite}
@keyframes bhScrollLabel{0%,100%{opacity:.6}50%{opacity:1}}
@media (prefers-reduced-motion:reduce){
  .hero__scroll .cue::after{animation:none;top:100%;opacity:.8}
  .hero__scroll .label{animation:none}
}

/* ============ BUTTONS ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;
  font-family:var(--f-sans);font-size:14px;font-weight:500;letter-spacing:.1em;
  padding:17px 34px;border-radius:2px;border:1px solid transparent;cursor:pointer;transition:all .25s}
.btn .arrow{font-family:var(--f-mar);color:var(--gold);font-size:12px;letter-spacing:.12em}
.btn--primary{color:var(--cream);background:var(--charcoal);border-color:var(--charcoal)}
.btn--primary:hover{background:#3a3b40;transform:translateY(-1px)}
.btn--ghost{color:var(--ink);background:transparent;border-color:rgba(42,43,47,.4)}
.btn--ghost:hover{border-color:var(--charcoal)}
.btn--light{color:var(--ink);background:var(--cream);border-color:var(--cream)}
.btn--light:hover{background:#fff;transform:translateY(-1px)}
.btn--ghost-light{color:var(--cream);background:transparent;border-color:rgba(237,230,214,.4)}
.btn--ghost-light:hover{border-color:var(--cream)}

/* ============ PAGE HEADER (下層ヒーロー) ============ */
.page-head{position:relative;overflow:hidden;background:var(--cream);
  padding:clamp(120px,13vw,168px) var(--pad-x) clamp(56px,7vw,88px)}
.page-head__kv{position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:clamp(400px,56vw,780px);height:auto;pointer-events:none}
.page-head__inner{position:relative;max-width:var(--w-content);margin:0 auto}
.page-head__en{font-family:var(--f-mar);font-size:clamp(40px,6vw,68px);letter-spacing:.1em;color:var(--ink);line-height:1}
.page-head__en--long{font-size:clamp(34px,5vw,58px);letter-spacing:.08em}
.page-head__jp{font-family:var(--f-serif);font-weight:500;font-size:clamp(17px,2vw,22px);letter-spacing:.08em;color:var(--ink-4);margin-top:18px}
.page-head__rule{width:44px;height:1px;background:var(--gold);margin:clamp(24px,3vw,32px) 0}
.page-head__lead{max-width:660px;font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,16px);line-height:2.3;letter-spacing:.03em;color:var(--ink-3)}

/* ============ GROUP CARDS ============ */
.sub-label{display:flex;align-items:center;gap:14px;margin:clamp(30px,4vw,44px) 0 clamp(22px,3vw,30px)}
.sub-label__en{font-family:var(--f-mar);font-size:11px;letter-spacing:.26em;color:var(--ink-4);white-space:nowrap}
.sub-label__jp{font-family:var(--f-sans);font-size:11px;letter-spacing:.1em;color:var(--muted);white-space:nowrap}
.sub-label__rule{flex:1;height:1px;background:var(--line)}

.company-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(18px,2vw,26px)}
.company-card{display:block;background:var(--paper);border:1px solid rgba(42,43,47,.1);border-radius:2px;padding:var(--card-pad);transition:border-color .25s}
.company-card:hover{border-color:rgba(178,142,78,.55)}
.company-card__top{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-bottom:1px solid var(--gold-soft);padding-bottom:18px;margin-bottom:20px}
.company-card__no{font-family:var(--f-mar);font-size:13px;letter-spacing:.2em;color:var(--gold)}
.company-card__en{font-family:var(--f-mar);font-size:12px;letter-spacing:.14em;color:var(--muted-2)}
.company-card__cat{font-family:var(--f-sans);font-size:11px;letter-spacing:.12em;color:var(--muted);margin-bottom:8px}
.company-card__name{font-family:var(--f-serif);font-weight:600;font-size:clamp(18px,1.9vw,22px);letter-spacing:.03em;line-height:1.5;color:var(--ink);margin-bottom:16px}
.company-card__desc{font-family:var(--f-sans);font-weight:300;font-size:13.5px;line-height:2.05;letter-spacing:.02em;color:var(--ink-3);margin-bottom:18px}
.company-card__link{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-mar);font-size:12px;letter-spacing:.08em;color:var(--ink-4)}
.company-card__link .ext,.company-card__en .ext{color:var(--gold)}
.company-card__en .ext{margin-left:6px;font-size:11px}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-family:var(--f-sans);font-size:11px;letter-spacing:.06em;color:var(--ink-4);border:1px solid rgba(42,43,47,.18);border-radius:2px;padding:5px 12px}

/* partner (dashed) */
.partner-card{display:flex;flex-wrap:wrap;gap:clamp(18px,3vw,40px);align-items:baseline;max-width:900px;
  background:transparent;border:1px dashed rgba(42,43,47,.3);border-radius:2px;
  padding:clamp(28px,3vw,40px) clamp(28px,3.4vw,44px);transition:border-color .25s,background .25s,transform .25s}
.partner-card:hover{border-color:var(--gold);border-style:solid;background:rgba(178,142,78,.06);transform:translateY(-2px)}
.partner-card__side{min-width:130px}
.partner-card__en{font-family:var(--f-mar);font-size:12px;letter-spacing:.14em;color:var(--muted-2);margin-bottom:10px}
.badge{display:inline-block;font-family:var(--f-sans);font-size:10.5px;letter-spacing:.1em;color:var(--muted);border:1px solid rgba(42,43,47,.24);border-radius:2px;padding:5px 11px}
.partner-card__body{flex:1 1 260px}
.partner-card__sub{font-family:var(--f-sans);font-size:11px;letter-spacing:.1em;color:var(--muted);margin:8px 0 12px}
.partner-card__link{font-family:var(--f-mar);font-size:12px;letter-spacing:.08em;color:var(--ink-4);white-space:nowrap;align-self:flex-end}
.partner-card__link .ext{color:var(--gold)}

/* ============ DOMAINS (2x2) ============ */
.domain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.domain{background:var(--paper);padding:clamp(28px,3vw,40px) clamp(20px,2.2vw,28px)}
.domain__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.domain__no{font-family:var(--f-mar);font-size:14px;letter-spacing:.2em;color:#cbb58a}
.domain__en{font-family:var(--f-mar);font-size:clamp(18px,2vw,24px);letter-spacing:.06em;color:var(--ink);margin-bottom:8px}
.domain__jp{font-family:var(--f-sans);font-size:12px;letter-spacing:.1em;color:var(--muted);margin-bottom:18px}
.domain__desc{font-family:var(--f-sans);font-weight:300;font-size:13.5px;line-height:2.1;letter-spacing:.02em;color:var(--ink-3)}

/* ============ NEWS LIST ============ */
.news-list{border-top:1px solid var(--line)}
.news-row{display:grid;grid-template-columns:150px 130px 1fr;gap:24px;align-items:center;
  padding:24px 8px;border-bottom:1px solid var(--line);transition:background .2s}
.news-row:hover{background:#faf7f0}
.news-row__date{font-family:var(--f-mar);font-size:14px;letter-spacing:.08em;color:var(--muted)}
.news-row__title{font-family:var(--f-sans);font-size:15px;font-weight:400;letter-spacing:.02em;color:var(--ink);line-height:1.6}
.cat{justify-self:start;font-family:var(--f-sans);font-size:11px;letter-spacing:.12em;border-radius:2px;padding:4px 12px;white-space:nowrap}
.cat--press{color:var(--gold);border:1px solid rgba(178,142,78,.5)}
.cat--group,.cat--corp{color:var(--ink-4);border:1px solid rgba(42,43,47,.28)}
.news-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(30px,4vw,44px)}
.chip{font-family:var(--f-mar);font-size:12px;letter-spacing:.1em;color:var(--ink-4);border:1px solid rgba(42,43,47,.24);border-radius:2px;padding:8px 18px;background:transparent;cursor:pointer;transition:all .2s}
.chip:hover{border-color:var(--gold)}
.chip.is-active{color:var(--cream);background:var(--charcoal);border-color:var(--charcoal)}

/* ============ MESSAGE (TOP) ============ */
.message{max-width:var(--w-company);margin:0 auto;text-align:center}
.message__quote{font-family:var(--f-serif);font-weight:500;font-size:clamp(24px,3.4vw,40px);line-height:1.9;letter-spacing:.06em;color:var(--ink);margin:0 0 clamp(40px,5vw,60px)}
.message__body{max-width:640px;margin:0 auto;text-align:left}
.message__sign{display:flex;flex-direction:column;align-items:center;gap:14px;margin-top:clamp(48px,6vw,68px)}
.message__sign .line{width:1px;height:40px;background:rgba(42,43,47,.24)}
.message__role{font-family:var(--f-sans);font-size:11px;letter-spacing:.2em;color:var(--muted)}
.message__name{font-family:var(--f-serif);font-weight:500;font-size:clamp(20px,2.4vw,28px);letter-spacing:.16em;color:var(--ink)}

/* ============ CTA ============ */
.cta{position:relative;overflow:hidden;background:var(--charcoal);color:var(--cream);
  padding:clamp(88px,11vw,148px) var(--pad-x)}
/* geometric motif (replaces the symbol watermark so it doesn't duplicate the footer logo) */
.cta::before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:min(128%,1080px);aspect-ratio:1/1;pointer-events:none;
  background:center/contain no-repeat url('/assets/img/cta-motif.svg')}
.cta__bg{display:none}
.cta__inner{position:relative;max-width:820px;margin:0 auto;text-align:center}
.cta__rule{width:44px;height:1px;background:var(--gold);margin:0 auto clamp(30px,4vw,42px)}
.cta__title{font-family:var(--f-serif);font-weight:500;font-size:clamp(28px,4vw,52px);line-height:1.6;letter-spacing:.06em;color:#fff;margin:0 0 clamp(26px,3vw,34px)}
.cta__desc{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,16px);line-height:2.3;letter-spacing:.04em;color:rgba(237,230,214,.78);margin:0 auto clamp(44px,5vw,56px);max-width:600px}
.cta__actions{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}

/* ============ ABOUT reading blocks ============ */
.reading{max-width:var(--w-reading);margin:0 auto;display:flex;flex-direction:column;gap:clamp(56px,7vw,88px)}
.reading__item{display:grid;grid-template-columns:auto 1fr;gap:clamp(28px,4vw,64px);align-items:start}
.reading__no{font-family:var(--f-mar);font-size:14px;letter-spacing:.2em;color:var(--gold)}
.reading__h{font-family:var(--f-serif);font-weight:600;font-size:clamp(22px,2.8vw,34px);line-height:1.6;letter-spacing:.04em;color:var(--ink);margin:0 0 24px}
.reading__p{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,16px);line-height:2.4;letter-spacing:.03em;color:var(--ink-3)}
.rule{height:1px;background:rgba(42,43,47,.1)}

/* ============ MISSION statement ============ */
.mission-stmt{max-width:820px;margin:0 auto;text-align:center}
.mission-stmt__label{font-family:var(--f-mar);font-size:12px;letter-spacing:.34em;color:var(--gold);margin-bottom:clamp(28px,3.4vw,40px)}
.mission-stmt__en{font-family:var(--f-cor);font-style:italic;font-weight:500;font-size:clamp(38px,6vw,72px);line-height:1.15;letter-spacing:.01em;color:var(--ink);margin:0 0 20px}
.mission-stmt__jp{font-family:var(--f-serif);font-weight:400;font-size:clamp(18px,2.2vw,26px);letter-spacing:.14em;color:var(--ink);margin-bottom:clamp(36px,4.5vw,52px)}
.mission-stmt__p{max-width:640px;margin:0 auto;font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.4vw,16px);line-height:2.5;letter-spacing:.04em;color:#463f33}

.value-list{max-width:var(--w-reading);margin:0 auto}
.value{display:grid;grid-template-columns:auto 1fr;gap:clamp(24px,4vw,56px);align-items:baseline;
  padding:clamp(24px,3vw,34px) 0;border-top:1px solid rgba(42,43,47,.14)}
.value:last-child{border-bottom:1px solid rgba(42,43,47,.14)}
.value__no{font-family:var(--f-mar);font-size:clamp(24px,3vw,38px);letter-spacing:.05em;color:var(--gold);line-height:1}
.value__h{font-family:var(--f-serif);font-weight:600;font-size:clamp(18px,2vw,24px);letter-spacing:.04em;color:var(--ink);margin:0 0 10px}
.value__p{font-family:var(--f-sans);font-weight:300;font-size:clamp(13.5px,1.3vw,15px);line-height:2.1;letter-spacing:.03em;color:var(--ink-3)}

/* ============ COMPANY table ============ */
.company-table{max-width:var(--w-company);margin:0 auto}
.spec{margin:0;border-top:1px solid var(--gold-soft)}
.spec__row{display:grid;grid-template-columns:minmax(120px,200px) minmax(0,1fr);gap:16px 24px;
  padding:clamp(20px,2.4vw,28px) 4px;border-bottom:1px solid var(--line)}
.spec__dt{font-family:var(--f-sans);font-size:13px;font-weight:500;letter-spacing:.1em;color:var(--muted)}
.spec__dd{margin:0;font-family:var(--f-serif);font-weight:500;font-size:clamp(15px,1.5vw,18px);letter-spacing:.03em;color:var(--ink)}
.spec__dd--en{font-family:var(--f-mar);letter-spacing:.06em}
.spec__dd--sans{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.4vw,16px);line-height:2.2}
.map-frame{margin-top:clamp(40px,5vw,60px);position:relative;width:100%;height:clamp(260px,32vw,400px);
  border:1px solid rgba(42,43,47,.14);border-radius:2px;overflow:hidden}
.map-frame iframe{width:100%;height:100%;border:0;display:block}
.map-note{margin-top:12px;font-family:var(--f-sans);font-size:12.5px;letter-spacing:.04em;text-align:right}

/* ============ FORM ============ */
.form{max-width:var(--w-form);margin:0 auto;display:flex;flex-direction:column;gap:clamp(22px,2.6vw,30px)}
.form__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,2.4vw,28px)}
.field{display:flex;flex-direction:column;gap:9px}
.field__label{font-family:var(--f-sans);font-size:12px;font-weight:500;letter-spacing:.1em;color:var(--ink-4)}
.req{color:var(--gold)}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;font-size:14px;font-family:var(--f-sans);color:var(--ink);
  background:var(--field-bg);border:1px solid rgba(42,43,47,.24);border-radius:2px}
.field textarea{line-height:1.9;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--charcoal)}
.field input[aria-invalid="true"],.field select[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#b0413a}
.field__error{font-family:var(--f-sans);font-size:11.5px;letter-spacing:.03em;color:#b0413a;min-height:0;display:none}
.field.has-error .field__error{display:block}
.field select{appearance:none;-webkit-appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--gold) 50%),linear-gradient(135deg,var(--gold) 50%,transparent 50%);
  background-position:calc(100% - 22px) calc(1.2em),calc(100% - 16px) calc(1.2em);
  background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.consent{border-top:1px solid var(--line);padding-top:clamp(20px,2.4vw,26px)}
.consent__note{font-family:var(--f-sans);font-weight:300;font-size:13px;line-height:1.9;letter-spacing:.02em;color:var(--ink-3);margin:0 0 14px}
.consent__box{display:flex;align-items:flex-start;gap:12px;cursor:pointer;padding:6px 0}
.consent__box input{margin-top:2px;width:20px;height:20px;accent-color:var(--charcoal);flex:none}
.consent__box span{font-family:var(--f-sans);font-weight:400;font-size:14px;line-height:1.7;color:var(--ink)}
.link-gold{color:var(--gold-ink);border-bottom:1px solid rgba(178,142,78,.6);padding-bottom:1px}
.form__submit{display:flex;justify-content:center;margin-top:clamp(8px,1.4vw,16px)}
.form__submit .btn{padding:17px 56px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}
.form__status{text-align:center;font-family:var(--f-sans);font-size:14px;letter-spacing:.04em;line-height:1.9}
.form__status--ok{color:var(--gold-ink)}
.form__status--err{color:#b0413a}
.form-done{max-width:var(--w-form);margin:0 auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:20px}
.form-done__rule{width:44px;height:1px;background:var(--gold)}
.form-done__h{font-family:var(--f-serif);font-weight:600;font-size:clamp(20px,2.4vw,28px);letter-spacing:.05em;color:var(--ink)}
.form-done__p{font-family:var(--f-sans);font-weight:300;font-size:15px;line-height:2.2;color:var(--ink-3)}

/* ============ PRIVACY ============ */
.doc{max-width:var(--w-privacy);margin:0 auto;display:flex;flex-direction:column;gap:clamp(40px,5vw,56px)}
.doc__intro{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,15.5px);line-height:2.3;letter-spacing:.03em;color:var(--ink-2)}
.doc__h{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.doc__h .tick{width:22px;height:1px;background:var(--gold);flex:none}
.doc__h h2{font-family:var(--f-serif);font-weight:600;font-size:clamp(18px,2vw,23px);letter-spacing:.04em;color:var(--ink)}
.doc__p{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,15.5px);line-height:2.3;letter-spacing:.03em;color:var(--ink-2)}
.doc__list{font-family:var(--f-sans);font-weight:300;font-size:clamp(14px,1.35vw,15.5px);line-height:2.1;letter-spacing:.03em;color:var(--ink-2)}
.doc__list li{padding-left:18px;position:relative;margin-bottom:6px}
.doc__list li::before{content:"—";position:absolute;left:0;color:var(--gold)}
.doc__meta{font-family:var(--f-sans);font-weight:300;font-size:12.5px;letter-spacing:.04em;color:var(--muted);text-align:right}

/* ============ STRUCTURE DIAGRAM (TOP group) ============ */
.structure{display:flex;flex-direction:column;align-items:center;margin:clamp(56px,7vw,92px) 0 clamp(8px,2vw,20px)}
.structure__node{display:flex;flex-direction:column;align-items:center;gap:14px;background:var(--charcoal);color:var(--cream);padding:26px 44px;border-radius:2px}
.structure__node img{width:107.5px;height:36px;max-width:none;display:block;object-fit:contain}
.structure__node span{font-family:var(--f-sans);font-size:14px;font-weight:300;letter-spacing:.14em;color:rgba(237,230,214,.72)}
.structure__line{position:relative;width:1px;height:52px;background:rgba(42,43,47,.22)}
.structure__line::after{content:"";position:absolute;left:50%;top:0;width:7px;height:7px;margin:-3.5px 0 0 -3.5px;
  border-radius:50%;background:var(--gold);box-shadow:0 0 9px rgba(178,142,78,.6);
  animation:bhTravel 1.8s cubic-bezier(.5,0,.3,1) infinite}
@keyframes bhTravel{0%{top:0;opacity:0}15%{opacity:1}85%{opacity:1}100%{top:100%;opacity:0}}
@media (prefers-reduced-motion:reduce){.structure__line::after{animation:none;top:100%;opacity:.7}.structure__line{background:rgba(42,43,47,.28)}}
.structure__cap{font-family:var(--f-mar);font-size:14px;letter-spacing:.28em;color:var(--gold)}

/* ============ FOOTER ============ */
.site-footer{position:relative;overflow:hidden;background:var(--charcoal);color:var(--cream);
  padding:clamp(84px,10vw,128px) var(--pad-x) clamp(40px,4vw,56px)}
.site-footer__bg{position:absolute;right:-2%;bottom:-14%;height:120%;width:auto;opacity:.04;pointer-events:none}
.site-footer__inner{position:relative;max-width:var(--w-content);margin:0 auto}
.site-footer__top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:clamp(80px,6vw,80px)}
.site-footer__brand{max-width:340px}
/* explicit exact-ratio size (803.7:269.2) so the SVG logo never stretches on mobile */
.site-footer__brand img{width:122.4px;height:41px;max-width:none;display:block;margin-bottom:26px;object-fit:contain}
.site-footer__tagline{font-family:var(--f-cor);font-style:italic;font-weight:500;font-size:36px;line-height:1;color:#fff;margin-bottom:14px}
.site-footer__jp{font-family:var(--f-serif);font-weight:300;font-size:16px;letter-spacing:.16em;color:rgba(237,230,214,.78)}
.site-footer__cols{display:flex;gap:clamp(48px,7vw,104px);flex-wrap:wrap}
.footer-col__label{font-family:var(--f-mar);font-size:12px;letter-spacing:.28em;color:var(--gold);margin-bottom:24px}
.footer-col nav{display:flex;flex-direction:column;gap:18px}
.footer-col nav a{font-family:var(--f-mar);font-size:14px;letter-spacing:.16em;color:rgba(237,230,214,.82);transition:color .2s}
.footer-col nav a:hover{color:var(--gold)}
.footer-col nav a .ext{color:var(--gold)}
.site-footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center;
  margin-top:clamp(56px,7vw,88px);padding-top:28px;border-top:1px solid rgba(237,230,214,.14)}
.site-footer__copy{font-family:var(--f-sans);font-size:12px;letter-spacing:.08em;color:rgba(237,230,214,.6)}
.site-footer__bottom a{font-family:var(--f-sans);font-size:12px;letter-spacing:.08em;color:rgba(237,230,214,.6);transition:color .2s}
.site-footer__bottom a:hover{color:var(--gold)}

/* ============ BACK TO TOP ============ */
.to-top{
  position:fixed;right:clamp(16px,3vw,32px);bottom:clamp(16px,3vw,32px);z-index:50;
  width:52px;height:52px;display:flex;align-items:center;justify-content:center;
  background:var(--charcoal);border:1.5px solid var(--gold);border-radius:2px;cursor:pointer;
  color:var(--cream);box-shadow:0 6px 20px rgba(42,43,47,.28);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s,transform .3s,visibility .3s,background .2s;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--gold);transform:translateY(-2px)}
.to-top:hover svg{stroke:var(--charcoal)}
.to-top svg{width:16px;height:16px;stroke:var(--gold);stroke-width:1.6;fill:none}
.to-top__label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media (prefers-reduced-motion:reduce){.to-top{transition:opacity .2s,visibility .2s}.to-top:hover{transform:none}}

/* ============ 404 ============ */
.nf{min-height:64vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  background:var(--cream);padding:var(--sec-y) var(--pad-x)}
.nf__code{font-family:var(--f-cor);font-style:italic;font-size:clamp(72px,14vw,150px);line-height:1;color:var(--ink)}
.nf__rule{width:44px;height:1px;background:var(--gold);margin:24px 0 28px}
.nf__msg{font-family:var(--f-sans);font-weight:300;font-size:15px;line-height:2.2;color:var(--ink-3);margin-bottom:36px}

/* ============ RESPONSIVE ============ */
@media (max-width:767px){
  .reading__item{grid-template-columns:1fr;gap:14px}
  .reading__no{font-size:13px}
  .value{grid-template-columns:auto 1fr;gap:20px}
  .news-row{grid-template-columns:1fr;gap:10px;align-items:start}
  .news-row__meta{display:flex;align-items:center;gap:12px}
  .spec__row{grid-template-columns:1fr;gap:6px}
  .cta__actions .btn,.hero__actions .btn{width:100%}
  .structure__node{padding:22px 30px}
  .form__grid{grid-template-columns:1fr}
  /* footer: raise the emblem & center the brand lockup on mobile */
  .site-footer{padding-top:clamp(44px,9vw,72px)}
  .site-footer__bg{position:relative;inset:auto;transform:none;display:block;
    margin:0 auto clamp(22px,5vw,30px);width:min(30%,108px);height:auto;opacity:.5}
  .site-footer__brand{width:100%;max-width:none;text-align:center}
  .site-footer__brand img{margin-left:auto;margin-right:auto}
}