:root{--ink:#12202b;--muted:#5f6f7b;--navy:#123b52;--teal:#0b7f7a;--pale:#f4f8f8;--line:#dbe5e7;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,"Noto Sans JP",sans-serif;color:var(--ink);line-height:1.65;background:#fff}
a{color:inherit}.wrap{max-width:1120px;margin:auto;padding:0 28px}
header{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);z-index:10}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}.brand img{display:block;width:330px;height:auto;max-height:58px;object-fit:contain;object-position:left center}
nav{display:flex;gap:22px;align-items:center;font-size:14px}nav a{text-decoration:none}.lang{border-left:1px solid var(--line);padding-left:20px}
.hero{padding:96px 0 84px;background:linear-gradient(135deg,#f7fbfb 0%,#eef6f6 100%)}.eyebrow{font-size:13px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--teal)}
h1{font-size:52px;line-height:1.08;max-width:850px;margin:14px 0 22px;letter-spacing:-1.5px}h2{font-size:34px;line-height:1.2;margin:0 0 18px}h3{font-size:21px;margin:0 0 10px}
.lead{font-size:20px;color:#42535e;max-width:800px}.actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}.btn{display:inline-block;padding:13px 20px;border-radius:5px;text-decoration:none;font-weight:700;border:1px solid var(--navy)}.primary{background:var(--navy);color:white}.secondary{background:white}
section{padding:76px 0}.intro{max-width:780px}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:32px}.card{border:1px solid var(--line);padding:28px;border-radius:8px;background:white}.card ul{padding-left:20px;margin-bottom:0}.soft{background:var(--pale)}
.three{grid-template-columns:repeat(3,1fr)}.step{padding-top:18px;border-top:3px solid var(--teal)}.num{font-weight:800;color:var(--teal);font-size:14px}
.price{font-size:32px;font-weight:800;color:var(--navy);margin:8px 0}.note{font-size:13px;color:var(--muted)}
.about{display:grid;grid-template-columns:1.2fr .8fr;gap:42px}.facts{background:var(--pale);padding:28px;border-radius:8px}.facts p{margin:0 0 12px}
.cta{text-align:center;background:var(--navy);color:white}.cta .lead{color:#dce8ec;margin:0 auto}.cta .btn{background:white;color:var(--navy);margin-top:26px}
footer{padding:34px 0;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}
.smallcaps{font-weight:700;color:var(--teal);font-size:13px;text-transform:uppercase;letter-spacing:1px}
@media(max-width:800px){.brand img{width:235px;max-height:50px}nav a:not(.lang){display:none}.grid,.three,.about{grid-template-columns:1fr}h1{font-size:39px}.hero{padding:68px 0}.wrap{padding:0 20px}section{padding:58px 0}}

.service-line{margin-top:34px}
.badge{display:inline-block;padding:5px 9px;border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:700;color:var(--teal);margin-bottom:12px}
.price-sub{font-size:15px;color:var(--muted);margin-top:-4px}

/* v5.3: Principal consultant profile */
.profile-layout{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(280px,.85fr);gap:42px;align-items:start;margin-top:28px}
.profile-copy p:first-child{margin-top:0}.profile-copy p{margin-bottom:18px}
.profile-expertise{background:#fff;border:1px solid var(--line);border-radius:8px;padding:28px}
.profile-expertise h3{color:var(--navy);font-size:21px}.profile-expertise ul{padding-left:21px;margin:12px 0 0}.profile-expertise li{margin:0 0 13px}
@media(max-width:800px){.profile-layout{grid-template-columns:1fr;gap:24px}.profile-expertise{padding:22px}}