:root{
  --navy:#0a1f44;
  --navy-deep:#060f26;
  --navy-soft:#13284f;
  --gold:#c9a449;
  --gold-light:#e3c777;
  --off-white:#f7f5ef;
  --white:#ffffff;
  --text:#1b2430;
  --muted:#5c6678;
  --border:#e4e1d6;
  --shadow:0 20px 50px -20px rgba(10,31,68,0.35);
  --radius:14px;
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:"Noto Serif JP",serif;
  color:var(--navy);
  line-height:1.4;
  margin:0 0 .6em;
  letter-spacing:.02em;
}
p{margin:0 0 1em;color:var(--text);}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{list-style:none;margin:0;padding:0;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.skip-link{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:999;}
.skip-link:focus{left:12px;top:12px;}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);}
.header-inner{display:flex;align-items:center;gap:28px;height:84px;}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;}
.brand-mark{display:flex;flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-family:"Noto Serif JP",serif;font-weight:900;font-size:1.3rem;color:var(--navy);letter-spacing:.06em;}
.brand-kana{font-size:.65rem;color:var(--gold);letter-spacing:.18em;font-weight:500;}
.main-nav ul{display:flex;gap:26px;}
.main-nav a{font-size:.92rem;font-weight:500;color:var(--navy);position:relative;padding:6px 0;}
.main-nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--gold);transition:width .25s ease;}
.main-nav a:hover::after,.main-nav a.active::after{width:100%;}
.main-nav a.active{color:var(--gold);}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:999px;font-weight:700;font-size:.9rem;letter-spacing:.04em;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;border:1px solid transparent;cursor:pointer;}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:var(--navy-deep);box-shadow:0 10px 24px -10px rgba(201,164,73,.7);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(201,164,73,.8);}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-outline:hover{background:rgba(255,255,255,.12);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:var(--navy-soft);}
.header-cta{flex-shrink:0;}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;background:none;border:none;cursor:pointer;flex-shrink:0;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;max-height:0;overflow:hidden;background:var(--white);border-bottom:1px solid var(--border);transition:max-height .3s ease;}
.mobile-nav.open{max-height:600px;}
.mobile-nav ul{padding:10px 24px 24px;display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{display:block;padding:12px 4px;font-weight:500;border-bottom:1px solid var(--border);}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;display:flex;align-items:center;min-height:86vh;overflow:hidden;}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(115deg,rgba(6,15,38,.94) 0%,rgba(10,31,68,.85) 45%,rgba(10,31,68,.55) 100%);}
.hero-content{position:relative;z-index:2;padding:120px 0 90px;}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;letter-spacing:.3em;color:var(--gold-light);font-weight:700;margin-bottom:22px;text-transform:uppercase;}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--gold);}
.hero h1{color:#fff;font-size:clamp(2.1rem,5vw,3.6rem);margin-bottom:18px;font-weight:900;}
.hero .slogan{font-size:clamp(1.3rem,2.6vw,1.9rem);color:var(--gold-light);font-family:"Noto Serif JP",serif;margin-bottom:26px;font-weight:700;}
.hero p.lead{max-width:640px;color:rgba(255,255,255,.88);font-size:1.05rem;margin-bottom:34px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}

/* inner page hero (shorter) */
.page-hero{position:relative;color:#fff;min-height:360px;display:flex;align-items:flex-end;overflow:hidden;}
.page-hero-content{position:relative;z-index:2;padding:60px 0 46px;}
.page-hero .eyebrow{margin-bottom:14px;}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4vw,2.8rem);margin-bottom:10px;}
.page-hero p{color:rgba(255,255,255,.85);max-width:620px;margin:0;}
.breadcrumb{position:relative;z-index:2;font-size:.78rem;color:rgba(255,255,255,.7);padding-top:18px;}
.breadcrumb a{color:rgba(255,255,255,.85);}
.breadcrumb a:hover{color:var(--gold-light);}

/* ---------- Sections ---------- */
section{padding:100px 0;}
section.tight{padding:72px 0;}
.section-head{max-width:680px;margin:0 0 54px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head .eyebrow{color:var(--gold);}
.section-head .eyebrow::before{background:var(--navy);}
.section-head h2{font-size:clamp(1.7rem,3vw,2.3rem);}
.section-head p{color:var(--muted);}
.bg-off{background:var(--off-white);}
.bg-navy{background:var(--navy);color:#fff;}
.bg-navy h2,.bg-navy h3,.bg-navy h4{color:#fff;}
.bg-navy p{color:rgba(255,255,255,.82);}

/* ---------- Grid helpers ---------- */
.grid{display:grid;gap:30px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-5{grid-template-columns:repeat(5,1fr);}
@media (max-width:980px){.grid-3,.grid-4,.grid-5{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr;}}

.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.card-img{aspect-ratio:4/3;background-size:cover;background-position:center;position:relative;}
.card-body{padding:26px;}
.card-body h3{font-size:1.1rem;margin-bottom:10px;}
.card-body p{color:var(--muted);font-size:.92rem;margin-bottom:0;}

/* pillar cards on top page */
.pillar-card{position:relative;border-radius:var(--radius);overflow:hidden;min-height:300px;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow);}
.pillar-card .pillar-bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .5s ease;}
.pillar-card:hover .pillar-bg{transform:scale(1.07);}
.pillar-card .pillar-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,31,68,0) 30%,rgba(6,15,38,.92) 100%);}
.pillar-card .pillar-content{position:relative;z-index:2;padding:26px;}
.pillar-num{display:inline-block;font-family:"Noto Serif JP",serif;color:var(--gold-light);font-size:.8rem;letter-spacing:.2em;margin-bottom:8px;}
.pillar-card h3{color:#fff;font-size:1.2rem;margin-bottom:6px;}
.pillar-card p{color:rgba(255,255,255,.82);font-size:.85rem;margin-bottom:0;}

/* stats strip */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;}
.stat-item{padding:34px 20px;text-align:center;border-right:1px solid var(--border);}
.stat-item:last-child{border-right:none;}
.stat-num{font-family:"Noto Serif JP",serif;font-size:2.1rem;font-weight:900;color:var(--navy);display:block;}
.stat-num .unit{font-size:1.1rem;color:var(--gold);margin-left:2px;}
.stat-label{font-size:.82rem;color:var(--muted);margin-top:6px;}
@media (max-width:760px){.stats-strip{grid-template-columns:repeat(2,1fr);}.stat-item:nth-child(2){border-right:none;}}

/* two col feature */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.feature-row.reverse .feature-media{order:2;}
.feature-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:5/4;background-size:cover;background-position:center;}
@media (max-width:860px){.feature-row,.feature-row.reverse{grid-template-columns:1fr;}.feature-row.reverse .feature-media{order:0;}}

.check-list li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;color:var(--text);}
.check-list svg{flex-shrink:0;color:var(--gold);margin-top:3px;}
.bg-navy .check-list li{color:rgba(255,255,255,.88);}

/* news */
.news-list{display:flex;flex-direction:column;border-top:1px solid var(--border);}
.news-item{display:flex;gap:28px;padding:26px 0;border-bottom:1px solid var(--border);align-items:flex-start;}
.news-date{flex-shrink:0;width:110px;color:var(--muted);font-size:.85rem;font-weight:500;padding-top:3px;}
.news-tag{display:inline-block;font-size:.72rem;font-weight:700;color:var(--navy);background:var(--off-white);border:1px solid var(--border);padding:3px 10px;border-radius:999px;margin-bottom:8px;}
.news-item h3{font-size:1.02rem;margin-bottom:0;}
@media (max-width:640px){.news-item{flex-direction:column;gap:8px;}.news-date{width:auto;}}

/* table */
.data-table{width:100%;border-collapse:collapse;border-top:1px solid var(--border);}
.data-table tr{border-bottom:1px solid var(--border);}
.data-table th,.data-table td{text-align:left;padding:20px 18px;vertical-align:top;}
.data-table th{width:200px;color:var(--navy);font-weight:700;background:var(--off-white);font-size:.9rem;}
.data-table td{color:var(--text);font-size:.94rem;}
@media (max-width:640px){.data-table,.data-table tbody,.data-table tr,.data-table th,.data-table td{display:block;width:100%;}.data-table th{border-bottom:none;padding-bottom:4px;}.data-table td{padding-top:4px;}}

/* timeline */
.timeline{position:relative;padding-left:30px;border-left:2px solid var(--border);}
.timeline-item{position:relative;padding-bottom:40px;}
.timeline-item::before{content:"";position:absolute;left:-37px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--gold);border:3px solid var(--navy);}
.timeline-item h4{margin-bottom:6px;font-size:1.02rem;}
.timeline-item .year{color:var(--gold);font-weight:700;font-size:.85rem;letter-spacing:.08em;}

/* message page */
.message-portrait{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/5;background-size:cover;background-position:center 20%;}
.signature{font-family:"Noto Serif JP",serif;font-size:1.3rem;color:var(--navy);margin-top:30px;}
.role-title{color:var(--muted);font-size:.88rem;}

/* recruit cards */
.job-card{border:1px solid var(--border);border-radius:var(--radius);padding:28px;background:#fff;}
.job-card h3{font-size:1.1rem;display:flex;align-items:center;gap:10px;}
.job-card .job-type{display:inline-block;font-size:.72rem;background:var(--navy);color:#fff;padding:4px 10px;border-radius:999px;margin-bottom:12px;}
.job-card ul{margin-top:14px;}
.job-card li{font-size:.88rem;color:var(--muted);padding:4px 0;display:flex;gap:8px;}
.job-card li svg{color:var(--gold);flex-shrink:0;margin-top:3px;}

/* contact form */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;}}
.contact-info-card{background:var(--navy);color:#fff;border-radius:var(--radius);padding:40px 32px;}
.contact-info-card h3{color:#fff;}
.contact-info-item{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start;}
.contact-info-item svg{color:var(--gold-light);flex-shrink:0;margin-top:3px;}
.contact-info-item strong{display:block;font-size:.8rem;color:var(--gold-light);letter-spacing:.05em;margin-bottom:3px;}
.form-group{margin-bottom:22px;}
.form-group label{display:block;font-size:.88rem;font-weight:700;color:var(--navy);margin-bottom:8px;}
.form-group .req{color:#c0392b;font-size:.72rem;margin-left:6px;font-weight:500;}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 16px;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:.94rem;background:#fff;transition:border-color .2s ease,box-shadow .2s ease;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,164,73,.2);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
@media (max-width:560px){.form-row{grid-template-columns:1fr;}}
.form-note{font-size:.8rem;color:var(--muted);margin-top:-6px;}
.form-success{display:none;background:#eef7ee;border:1px solid #bfe2bf;color:#2a6b2a;padding:18px 22px;border-radius:10px;margin-top:20px;align-items:center;gap:10px;}
.form-success.show{display:flex;}

/* CTA band */
.cta-band{position:relative;overflow:hidden;color:#fff;text-align:center;padding:90px 0;}
.cta-band .bg{position:absolute;inset:0;background-size:cover;background-position:center;}
.cta-band .overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(6,15,38,.93),rgba(10,31,68,.8));}
.cta-band .inner{position:relative;z-index:2;}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.2rem);}
.cta-band .actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:28px;}

/* philosophy quote */
.quote-block{border-left:3px solid var(--gold);padding-left:28px;margin:30px 0;}
.quote-block p{font-family:"Noto Serif JP",serif;font-size:1.25rem;color:var(--navy);line-height:1.9;}

.icon-circle{width:56px;height:56px;border-radius:50%;background:var(--off-white);display:flex;align-items:center;justify-content:center;color:var(--navy);margin-bottom:18px;border:1px solid var(--border);}
.bg-navy .icon-circle{background:rgba(255,255,255,.08);color:var(--gold-light);border-color:rgba(255,255,255,.18);}

@media (max-width:760px){
  section{padding:64px 0;}
  .main-nav,.header-cta{display:none;}
  .nav-toggle{display:flex;}
  .mobile-nav{display:block;}
  .header-inner{height:68px;}
  .stats-strip{border-radius:10px;}
}