:root{
  --km-navy:#082b4c;
  --km-navy-2:#123a5d;
  --km-gold:#d7bd7d;
  --km-ink:#171b1f;
  --km-text:#30373d;
  --km-muted:#606971;
  --km-line:#cbd3d9;
  --km-soft:#f4f2ed;
  --km-white:#fff;
  --km-shell:1320px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--km-text);background:#fff;font-family:"BIZ UDPGothic","Yu Gothic UI","Hiragino Kaku Gothic ProN",Meiryo,Arial,sans-serif;font-size:17px;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:#1f6fa8;text-underline-offset:.2em}
a:focus-visible,button:focus-visible{outline:3px solid #0868aa;outline-offset:3px}
img{max-width:100%;height:auto;display:block}
.km-shell{width:min(var(--km-shell),calc(100% - 64px));margin-inline:auto}
.km-skip{position:fixed;top:-100px;left:12px;z-index:99;padding:.6rem .85rem;color:#fff;background:#000}.km-skip:focus{top:10px}
.km-nav{background:var(--km-navy);color:#fff;border-bottom:1px solid #36546e}
.km-nav .km-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.km-brand{display:flex;align-items:center;gap:.7rem;color:#fff;text-decoration:none;font-weight:800;line-height:1.25}
.km-brand img{width:44px;height:44px;object-fit:contain}
.km-navlinks{display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap;justify-content:flex-end}
.km-navlinks a{color:#fff;text-decoration:none;font-size:.92rem;font-weight:700}.km-navlinks a:hover{color:var(--km-gold)}
.km-navlinks .km-contact-link{min-height:42px;display:inline-flex;align-items:center;padding:.45rem .85rem;color:#102234;background:var(--km-gold)}
.km-hero{background:#0d2235;color:#fff}
.km-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.78fr);min-height:650px;align-items:stretch}
.km-hero-copy{padding:5.6rem 4.5rem 5.6rem max(0px,calc((100vw - var(--km-shell))/2));display:flex;flex-direction:column;justify-content:center}
.km-kicker{margin:0 0 .7rem;color:var(--km-gold);font-size:.83rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
h1,h2,h3{color:var(--km-ink);line-height:1.28;letter-spacing:-.018em;margin-top:0}
.km-hero h1{max-width:760px;margin:0;color:#fff;font-size:clamp(2.35rem,4.2vw,4.3rem)}
.km-hero-lead{max-width:760px;margin:1.35rem 0 0;color:#edf3f6;font-size:1.08rem;line-height:1.8}
.km-hero-note{max-width:760px;margin:1.25rem 0 0;color:#cfdbe3;font-size:.9rem}
.km-hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.km-btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;padding:.65rem 1rem;text-decoration:none;font-weight:800;border:1px solid var(--km-gold);background:var(--km-gold);color:#102234}
.km-btn.secondary{background:transparent;color:#fff;border-color:#9fb2c0}
.km-hero-media{margin:0;min-height:650px;background:#203447;overflow:hidden}
.km-hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 18%}
.km-section{padding:5rem 0;border-top:1px solid var(--km-line)}
.km-section:first-of-type{border-top:0}
.km-section h2{max-width:920px;font-size:clamp(1.8rem,2.8vw,2.7rem);margin-bottom:1.1rem}
.km-lead{max-width:920px;font-size:1.05rem;color:#414a51}
.km-split{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:clamp(2.4rem,6vw,6rem);align-items:start}
.km-index{font-size:.78rem;font-weight:900;letter-spacing:.08em;color:#1f6fa8;text-transform:uppercase;margin-bottom:.45rem}
.km-lines{border-top:2px solid var(--km-navy);margin-top:2rem}
.km-line{display:grid;grid-template-columns:minmax(180px,.52fr) minmax(0,1.48fr);gap:2rem;padding:1.15rem 0;border-bottom:1px solid var(--km-line)}
.km-line strong{color:var(--km-ink)}
.km-section-soft{background:var(--km-soft)}
.km-gallery{display:grid;grid-template-columns:1.3fr .72fr .72fr;grid-template-rows:290px 290px;gap:10px;margin-top:2.2rem}
.km-gallery figure{margin:0;position:relative;overflow:hidden;background:#ddd}
.km-gallery figure:first-child{grid-row:1/3}
.km-gallery figure:nth-child(2){grid-column:2/4}
.km-gallery img{width:100%;height:100%;object-fit:cover}
.km-gallery figure:nth-child(1) img{object-position:center 18%}
.km-gallery figure:nth-child(2) img{object-position:center}
.km-gallery figure:nth-child(3) img{object-position:center 18%}
.km-gallery-caption{margin:.8rem 0 0;color:var(--km-muted);font-size:.85rem}
.km-process{counter-reset:steps;margin-top:2rem;border-top:2px solid var(--km-navy)}
.km-step{display:grid;grid-template-columns:96px minmax(0,1fr);gap:1.6rem;padding:1.3rem 0;border-bottom:1px solid var(--km-line)}
.km-step-no{color:#1f6fa8;font-weight:900;letter-spacing:.06em}.km-step h3{font-size:1.12rem;margin-bottom:.25rem}.km-step p{margin:0}
.km-faq{border-top:2px solid var(--km-navy);margin-top:2rem}
.km-faq details{padding:1rem 0;border-bottom:1px solid var(--km-line)}.km-faq summary{cursor:pointer;color:var(--km-ink);font-weight:800}.km-faq p{max-width:900px;margin:.7rem 0 0}
.km-contact{background:var(--km-navy);color:#fff}.km-contact h2{color:#fff}.km-contact p{max-width:880px;color:#e7eef3}
.km-contact-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.5rem}.km-contact .km-btn.secondary{border-color:#d5e0e7}
.km-footer{padding:2.1rem 0;background:#061e35;color:#d9e1e7;font-size:.88rem}.km-footer a{color:#fff}.km-footer-grid{display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:end}
@media (max-width:980px){
  .km-shell{width:min(100% - 40px,var(--km-shell))}
  .km-nav .km-shell{padding:.8rem 0;align-items:flex-start}.km-navlinks{gap:.7rem .9rem}
  .km-hero-grid{grid-template-columns:1fr;min-height:0}.km-hero-copy{padding:4.5rem 20px}.km-hero-media{min-height:0;aspect-ratio:4/5}.km-hero-media img{object-position:center 14%}
  .km-split{grid-template-columns:1fr;gap:1.4rem}.km-gallery{grid-template-columns:1fr 1fr;grid-template-rows:420px 260px}.km-gallery figure:first-child{grid-column:1/3;grid-row:auto}.km-gallery figure:nth-child(2){grid-column:auto}
}
@media (max-width:640px){
  body{font-size:16px}.km-shell{width:calc(100% - 28px)}
  .km-nav .km-shell{display:block}.km-brand{margin-bottom:.7rem}.km-navlinks{justify-content:flex-start}.km-navlinks a{font-size:.86rem}.km-navlinks .km-contact-link{min-height:40px}
  .km-hero-copy{padding:3.6rem 14px}.km-hero h1{font-size:clamp(2rem,10vw,3rem)}.km-hero-media{aspect-ratio:4/5}
  .km-section{padding:3.8rem 0}.km-line{grid-template-columns:1fr;gap:.3rem}.km-gallery{display:block}.km-gallery figure{height:auto;margin-top:10px}.km-gallery img{aspect-ratio:4/3;object-fit:cover}.km-gallery figure:first-child img,.km-gallery figure:nth-child(3) img{aspect-ratio:3/4;object-position:center 12%}
  .km-step{grid-template-columns:72px 1fr;gap:1rem}.km-footer-grid{grid-template-columns:1fr}
}