/* ============================================================
   Connexia — Corporate site design system
   Base: white / deep navy / grey   Accent: blue + cyan hint
   Type: Zen Kaku Gothic New (JP/UI) + Space Grotesk (Latin display)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@300;400;500;700;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root{
  --navy:#0a0f1c;
  --navy-2:#0d1424;
  --navy-3:#111a2e;
  --ink:#0e1420;
  --ink-2:#2b3340;
  --muted:#5d6877;
  --muted-2:#8a93a1;
  --line:rgba(14,20,32,.10);
  --line-2:rgba(14,20,32,.06);
  --line-dark:rgba(255,255,255,.12);
  --line-dark-2:rgba(255,255,255,.07);
  --bg:#ffffff;
  --bg-soft:#f5f7fa;
  --bg-soft-2:#eef2f7;
  --blue:#2563eb;
  --blue-600:#1d4ed8;
  --blue-400:#3b82f6;
  --cyan:#22d3ee;
  --maxw:1200px;
  --gut:clamp(20px,5vw,64px);
  --r:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --jp:'Zen Kaku Gothic New',sans-serif;
  --en:'Space Grotesk','Zen Kaku Gothic New',sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--jp);
  font-weight:400;
  color:var(--ink);
  background:var(--bg);
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:rgba(37,99,235,.18)}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
.section{padding-block:clamp(72px,11vw,140px)}
.section--tight{padding-block:clamp(56px,8vw,96px)}
.soft{background:var(--bg-soft)}

/* ---------- Eyebrow / labels ---------- */
.eyebrow{
  font-family:var(--en);
  font-size:12px;
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--blue);
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";width:24px;height:1px;background:currentColor;opacity:.6;
}
.eyebrow--center{justify-content:center}

/* ---------- Headings ---------- */
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:.01em;text-wrap:balance}
.h1{font-size:clamp(30px,4.6vw,52px);font-weight:700;line-height:1.28}
.h2{font-size:clamp(25px,3.4vw,40px);line-height:1.34}
.h3{font-size:clamp(19px,2.1vw,24px)}
.lead{
  font-size:clamp(15px,1.35vw,18px);
  color:var(--ink-2);
  font-weight:400;
  line-height:2;
  max-width:60ch;
  text-wrap:pretty;
}
.muted{color:var(--muted)}
.serif-num{font-family:var(--en);font-weight:500;font-variant-numeric:tabular-nums}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--jp);font-weight:500;font-size:15px;letter-spacing:.02em;
  padding:14px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .4s var(--ease),background .25s,border-color .25s,color .25s,box-shadow .4s var(--ease);
  white-space:nowrap;
}
.btn .arrow{transition:transform .4s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.2) inset,0 10px 30px -12px rgba(37,99,235,.7)}
.btn--primary:hover{background:var(--blue-600);box-shadow:0 14px 34px -10px rgba(37,99,235,.6)}
.btn--ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn--ghost:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn--onDark{border-color:var(--line-dark);color:#fff}
.btn--onDark:hover{background:#fff;color:var(--navy);border-color:#fff}
.btn--lg{padding:17px 32px;font-size:16px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line-2);
  transition:border-color .3s,background .3s;
}
.site-header__bar{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:4px}
.nav a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--ink-2);
  padding:10px 14px;border-radius:8px;transition:color .2s;letter-spacing:.02em;
  white-space:nowrap;text-align:center;
}
.nav a .en{display:block;font-family:var(--en);font-size:10px;letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase;font-weight:500;margin-top:1px}
.nav a:hover{color:var(--blue)}
.nav a.is-active{color:var(--blue)}
.nav a.is-active::after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:1.5px;background:var(--blue);border-radius:2px}
.header-cta{margin-left:8px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{width:18px;height:1.6px;background:var(--ink);transition:transform .3s var(--ease),opacity .2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#fff;padding-block:clamp(56px,8vw,84px) 36px}
.site-footer a{color:rgba(255,255,255,.62);transition:color .2s}
.site-footer a:hover{color:#fff}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid var(--line-dark-2)}
.footer-brand img{height:30px;margin-bottom:22px}
.footer-copy{color:rgba(255,255,255,.5);font-size:13.5px;line-height:1.95;max-width:38ch}
.footer-col h4{font-family:var(--en);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:500;margin-bottom:18px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:13px;font-size:14px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:18px;padding-top:26px;color:rgba(255,255,255,.4);font-size:12.5px;flex-wrap:wrap}
.footer-bottom .en{font-family:var(--en);letter-spacing:.04em}

/* ---------- Contact band (pre-footer) ---------- */
.cta-band{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.cta-band__inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-block:clamp(56px,8vw,96px)}
.cta-band .grid-bg{position:absolute;inset:0;z-index:1;opacity:.5}

/* ---------- Cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:34px 32px;transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 26px 50px -28px rgba(14,20,32,.32);border-color:transparent}
.card__num{font-family:var(--en);font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--blue)}
.card__en{font-family:var(--en);font-size:19px;font-weight:600;letter-spacing:.01em;color:var(--ink);margin-top:14px}
.card__jp-title{font-size:17px;font-weight:700;margin-top:4px}
.card__body{font-size:14.5px;color:var(--muted);line-height:1.95;margin-top:14px}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Misc utilities ---------- */
.kicker-row{display:flex;flex-direction:column;gap:18px;margin-bottom:48px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.split{display:grid;grid-template-columns:0.9fr 1.1fr;gap:clamp(32px,6vw,80px);align-items:start}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* decorative fine grid + glow for dark sections */
.grid-bg{
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(120% 90% at 80% 0%,#000 0%,transparent 72%);
  mask-image:radial-gradient(120% 90% at 80% 0%,#000 0%,transparent 72%);
  pointer-events:none;
}
.glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:1}
.glow--blue{background:radial-gradient(circle,rgba(37,99,235,.55),transparent 70%)}
.glow--cyan{background:radial-gradient(circle,rgba(34,211,238,.32),transparent 70%)}

/* image slot defaults */
image-slot{background:var(--bg-soft-2);border:1px solid var(--line)}

/* page hero (interior pages) */
.page-hero{padding-block:clamp(96px,13vw,150px) clamp(48px,7vw,80px);position:relative;overflow:hidden;background:var(--navy);color:#fff}
.page-hero__bg{position:absolute;inset:0;z-index:0}
.page-hero__bg img{width:100%;height:100%;object-fit:cover;object-position:70% center}
.page-hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(98deg,rgba(7,12,26,.95) 0%,rgba(7,12,26,.88) 36%,rgba(8,14,30,.62) 66%,rgba(8,14,30,.44) 100%)}
.page-hero .grid-bg{position:absolute;inset:0;opacity:.28}
.page-hero__inner{position:relative;z-index:2;max-width:880px}
.page-hero .lead{color:rgba(255,255,255,.72)}
.page-hero .h1{color:#fff}
.breadcrumb{display:flex;gap:9px;align-items:center;font-family:var(--en);font-size:12px;letter-spacing:.06em;color:rgba(255,255,255,.5);margin-bottom:26px}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{opacity:.5}

@media (max-width:980px){
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:1/-1}
  .split{grid-template-columns:1fr;gap:36px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav,.header-cta{display:none}
  .nav-toggle{display:flex}
  .site-header.is-menu .nav{
    display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:10px var(--gut) 22px;
  }
  .site-header.is-menu .nav a{padding:14px 6px;border-bottom:1px solid var(--line-2)}
  .site-header.is-menu .nav a .en{display:inline;margin-left:8px}
  .site-header.is-menu .header-cta{display:block;margin:16px var(--gut) 0;padding:0 6px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .cta-band__inner{flex-direction:column;align-items:flex-start;gap:26px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}