:root{
  --cream:#FAF6EE;--peach:#F0E5D8;--ink:#3D2E25;--ink-soft:#6B5A50;
  --terra:#B5462E;--terra-dark:#9A3A24;--ochre:#C8965A;--white:#FFFFFF;
  --serif-jp:'Noto Serif JP',serif;--serif-en:'Playfair Display',serif;--sans:'Inter','Noto Serif JP',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--serif-jp);background:var(--cream);color:var(--ink);line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
a{color:inherit;text-decoration:none}

nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(250,246,238,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(61,46,37,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{font-family:var(--serif-en);font-size:26px;font-weight:600;letter-spacing:3px;color:var(--ink)}
.logo span{color:var(--terra)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink-soft);transition:color .25s;position:relative}
.nav-links a:hover,.nav-links a.cur{color:var(--terra)}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-6px;width:0;height:1.5px;background:var(--terra);transition:width .25s}
.nav-links a:hover::after,.nav-links a.cur::after{width:100%}
.lang{display:flex;gap:4px;margin-left:6px}
.lang button{font-family:var(--sans);background:none;border:none;cursor:pointer;font-size:13px;color:var(--ink-soft);padding:5px 10px;border-radius:20px;transition:all .2s}
.lang button.active{background:var(--terra);color:var(--white)}
.nav-cta{background:var(--ochre);color:var(--white)!important;padding:9px 22px;border-radius:30px;font-size:14px!important;font-weight:600!important;transition:all .25s}
.nav-cta:hover{background:var(--terra)}
.nav-cta::after{display:none!important}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.burger span{width:24px;height:2px;background:var(--ink)}

.hero{min-height:100vh;display:flex;align-items:center;position:relative;background:radial-gradient(ellipse 90% 60% at 70% 30%, rgba(200,150,90,.18), transparent 60%),radial-gradient(ellipse 70% 50% at 10% 80%, rgba(181,70,46,.12), transparent 55%),var(--cream);padding-top:74px}
.hero-grain{position:absolute;inset:0;opacity:.4;pointer-events:none;background-image:radial-gradient(rgba(61,46,37,.04) 1px, transparent 1px);background-size:22px 22px}
.hero-inner{position:relative;max-width:880px}
.hero .eyebrow{font-family:var(--sans);font-size:13px;letter-spacing:4px;text-transform:uppercase;color:var(--ochre);font-weight:600;margin-bottom:26px}
.hero h1{font-size:clamp(36px,6vw,72px);font-weight:600;line-height:1.32;letter-spacing:1px;margin-bottom:28px}
.hero h1 .em{color:var(--terra);font-style:italic;font-family:var(--serif-en)}
.hero p.lead{font-size:clamp(15px,1.6vw,18px);color:var(--ink-soft);max-width:640px;margin-bottom:42px;font-weight:400}
.btns{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 34px;border-radius:34px;font-size:15px;font-weight:600;transition:all .28s;cursor:pointer;font-family:var(--serif-jp)}
.btn-primary{background:var(--terra);color:var(--white)}
.btn-primary:hover{background:var(--terra-dark);transform:translateY(-2px);box-shadow:0 12px 28px rgba(181,70,46,.28)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid rgba(61,46,37,.25)}
.btn-ghost:hover{border-color:var(--terra);color:var(--terra)}
.scroll-cue{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);font-family:var(--sans);font-size:11px;letter-spacing:2px;color:var(--ink-soft);text-transform:uppercase;animation:bob 2s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* page hero (子页顶部) */
.page-hero{padding:150px 0 60px;text-align:center;background:radial-gradient(ellipse 80% 60% at 50% 0%, rgba(200,150,90,.16), transparent 65%),var(--cream)}
.page-hero .eyebrow{font-family:var(--sans);font-size:12.5px;letter-spacing:4px;text-transform:uppercase;color:var(--ochre);font-weight:600;margin-bottom:16px}
.page-hero h1{font-size:clamp(32px,5vw,54px);font-weight:600;letter-spacing:1px}
.page-hero h1 .en{font-family:var(--serif-en);font-style:italic;color:var(--terra);font-weight:500}
.page-hero p{color:var(--ink-soft);margin-top:16px;font-size:16px;max-width:600px;margin-left:auto;margin-right:auto}

section.block{padding:90px 0}
.sec-head{text-align:center;margin-bottom:54px}
.sec-head .kicker{font-family:var(--sans);font-size:12.5px;letter-spacing:4px;text-transform:uppercase;color:var(--ochre);font-weight:600;display:block;margin-bottom:14px}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);font-weight:600;letter-spacing:1px}
.sec-head h2 .en{font-family:var(--serif-en);font-style:italic;color:var(--terra);font-weight:500}
.sec-head .sub{color:var(--ink-soft);margin-top:14px;font-size:15.5px}

.series{background:linear-gradient(180deg,var(--cream),var(--peach) 120%)}
.series-banner{max-width:760px;margin:0 auto 56px;border-radius:20px;overflow:hidden;box-shadow:0 14px 40px rgba(61,46,37,.16);line-height:0}
.series-banner img{width:100%;display:block}
.series-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.card{background:var(--white);border-radius:22px;padding:40px 30px 36px;text-align:center;border:1px solid rgba(61,46,37,.06);box-shadow:0 4px 24px rgba(61,46,37,.05);transition:all .32s;position:relative;overflow:hidden;display:flex;flex-direction:column}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--ochre);transform:scaleX(0);transition:transform .32s;transform-origin:left}
.card:hover{transform:translateY(-8px);box-shadow:0 20px 44px rgba(61,46,37,.13)}
.card:hover::before{transform:scaleX(1)}
.card .icon{width:104px;height:104px;border-radius:50%;margin:0 auto 22px;overflow:hidden;border:3px solid var(--white);box-shadow:0 6px 18px rgba(61,46,37,.12)}
.card .icon img{width:100%;height:100%;object-fit:cover;display:block}
.card h3{font-size:23px;font-weight:600;margin-bottom:4px}
.card .jp-name{font-size:14px;color:var(--ochre);font-weight:500;margin-bottom:18px;letter-spacing:1px}
.card p{font-size:14.5px;color:var(--ink-soft);line-height:1.85;flex:1;margin-bottom:24px}
.card .card-cta{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--terra);transition:gap .25s}
.card:hover .card-cta{gap:13px}
.card.soon .icon{filter:grayscale(.4) opacity(.85)}
.card .badge{position:absolute;top:18px;right:18px;font-family:var(--sans);font-size:10.5px;letter-spacing:1px;background:var(--peach);color:var(--ink-soft);padding:4px 11px;border-radius:20px;font-weight:600;text-transform:uppercase}

.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc{border-radius:16px;background:var(--white);border:1px solid rgba(61,46,37,.06);transition:all .28s;overflow:hidden;display:flex;flex-direction:column}
.svc:hover{transform:translateY(-5px);box-shadow:0 16px 36px rgba(61,46,37,.12)}
.svc-img{width:100%;height:152px;object-fit:cover;display:block}
.svc-ph{width:100%;height:152px;display:flex;align-items:center;justify-content:center;font-family:var(--serif-en);font-size:44px;font-weight:600;color:rgba(250,246,238,.92);background:linear-gradient(135deg,var(--ochre),var(--terra))}
.svc-body{padding:24px 26px 28px}
.svc .n{font-family:var(--serif-en);font-size:15px;color:var(--ochre);font-weight:600;margin-bottom:8px}
.svc h4{font-size:18px;font-weight:600;margin-bottom:8px}
.svc p{font-size:13.5px;color:var(--ink-soft)}
a.svc .svc-body{display:flex;flex-direction:column;flex:1}
.svc-more{margin-top:14px;font-family:var(--sans);font-size:13px;font-weight:600;color:var(--terra);letter-spacing:.3px}
a.svc:hover .svc-more{color:var(--terra-dark)}

.about{background:linear-gradient(155deg,#B5462E 0%,#9A3A24 60%,#7E2E1B 100%);color:var(--cream);position:relative;overflow:hidden}
.about::after{content:'';position:absolute;inset:0;opacity:.5;pointer-events:none;background-image:radial-gradient(rgba(250,246,238,.06) 1px, transparent 1px);background-size:24px 24px}
.about .wrap{position:relative;z-index:1}
.about .sec-head h2{color:var(--cream)}
.about .sec-head .kicker{color:var(--ochre)}
.about-body{max-width:760px;margin:0 auto;text-align:center}
.about-body p{font-size:17px;line-height:2;color:rgba(250,246,238,.9);margin-bottom:18px}
.about-meta{margin-top:38px;display:flex;gap:40px;justify-content:center;flex-wrap:wrap;font-size:14px;color:rgba(250,246,238,.78)}
.about-meta b{display:block;font-family:var(--serif-en);font-size:13px;letter-spacing:1px;color:var(--ochre);margin-bottom:4px;text-transform:uppercase}
.btn-about{display:inline-flex;align-items:center;gap:9px;margin-top:40px;padding:14px 32px;border-radius:32px;border:1.5px solid rgba(250,246,238,.4);color:var(--cream);font-weight:600;font-size:14.5px;transition:all .25s}
.btn-about:hover{background:var(--cream);color:var(--terra);border-color:var(--cream)}

/* info table (会社案内) */
.info-table{max-width:760px;margin:0 auto;border-top:1px solid rgba(61,46,37,.12)}
.info-row{display:grid;grid-template-columns:200px 1fr;gap:20px;padding:20px 4px;border-bottom:1px solid rgba(61,46,37,.12)}
.info-row dt{font-weight:600;color:var(--ink);font-size:15px}
.info-row dd{color:var(--ink-soft);font-size:15px;line-height:1.9}

/* blog */
.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;max-width:900px;margin:0 auto}
.blog-card{background:var(--white);border-radius:18px;padding:32px 30px;border:1px solid rgba(61,46,37,.06);box-shadow:0 4px 20px rgba(61,46,37,.05);transition:all .28s}
.blog-card:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(61,46,37,.12)}
.blog-card .meta{font-family:var(--sans);font-size:12px;letter-spacing:1px;color:var(--ochre);text-transform:uppercase;margin-bottom:12px}
.blog-card h3{font-size:20px;font-weight:600;line-height:1.5;margin-bottom:12px}
.blog-card p{font-size:14px;color:var(--ink-soft);line-height:1.85}

/* 实绩案例卡片 */
.case-cat{font-family:var(--serif-en);font-size:13px;letter-spacing:3px;text-transform:uppercase;color:var(--ochre);font-weight:600;text-align:center;margin:54px 0 28px}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{background:var(--white);border-radius:16px;padding:28px 26px;border:1px solid rgba(61,46,37,.06);box-shadow:0 4px 20px rgba(61,46,37,.05);transition:all .28s;display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px rgba(61,46,37,.12)}
.case-card .tag{align-self:flex-start;font-family:var(--sans);font-size:11px;letter-spacing:1px;background:var(--peach);color:var(--terra);padding:4px 12px;border-radius:20px;font-weight:600;margin-bottom:14px}
.case-card h4{font-size:17px;font-weight:600;margin-bottom:6px;line-height:1.45}
.case-card .date{font-family:var(--sans);font-size:12.5px;color:var(--ochre);margin-bottom:12px}
.case-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.8}
@media(max-width:880px){.case-grid{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.case-grid{grid-template-columns:1fr}}

/* generic content (法律页等) */
.content{max-width:820px;margin:0 auto;padding:30px 0}
.content h3{font-size:20px;margin:32px 0 10px;color:var(--ink)}
.content p,.content li{color:var(--ink-soft);font-size:15px;line-height:1.95}
.content ul{padding-left:22px;margin:10px 0}

/* service detail pages */
.svc-detail{max-width:900px;margin:0 auto}
.svc-lead{max-width:680px;margin:0 auto;text-align:center;color:var(--ink-soft);font-size:17px;line-height:1.85}
.detail-h{display:flex;align-items:center;gap:14px;font-size:23px;font-weight:600;color:var(--ink);margin:0 0 28px;letter-spacing:.5px}
.detail-h::before{content:"";width:30px;height:2px;background:var(--terra);display:inline-block}
.svc-overview p{color:var(--ink-soft);font-size:15.5px;line-height:2.05;margin-bottom:18px}
.svc-overview p:last-child{margin-bottom:0}
.detail-card{background:var(--white);border:1px solid rgba(61,46,37,.07);border-radius:14px;padding:24px 26px;box-shadow:0 4px 18px rgba(61,46,37,.05)}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.feature-grid .detail-card h4{font-size:16.5px;font-weight:600;margin-bottom:9px;color:var(--ink)}
.feature-grid .detail-card p{font-size:13.8px;color:var(--ink-soft);line-height:1.85}
.flow-list{display:flex;flex-direction:column;gap:16px}
.flow-item{display:grid;grid-template-columns:54px 1fr;gap:20px;align-items:start;background:var(--white);border:1px solid rgba(61,46,37,.07);border-radius:14px;padding:22px 26px}
.flow-num{font-family:var(--serif-en);font-size:30px;font-weight:600;line-height:1;color:transparent;background:linear-gradient(135deg,var(--ochre),var(--terra));-webkit-background-clip:text;background-clip:text}
.flow-item h4{font-size:16px;font-weight:600;margin-bottom:7px;color:var(--ink)}
.flow-item p{font-size:13.8px;color:var(--ink-soft);line-height:1.85}
.strength-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.strength-grid .detail-card{border-top:3px solid var(--ochre)}
.strength-grid .detail-card h4{font-size:15.5px;font-weight:600;margin-bottom:10px;color:var(--terra-dark);line-height:1.5}
.strength-grid .detail-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.85}
.svc-nav{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;margin-top:8px;font-size:14px}
.svc-nav a{color:var(--terra);font-weight:600}
.svc-nav a:hover{color:var(--terra-dark)}
@media(max-width:760px){
  .feature-grid{grid-template-columns:1fr}
  .strength-grid{grid-template-columns:1fr}
}

/* contact form */
.contact-form{display:flex;flex-direction:column;gap:16px;max-width:600px;margin:40px auto 0}
.contact-form input,.contact-form textarea{font-family:var(--serif-jp);font-size:15px;padding:15px 18px;border:1.5px solid rgba(61,46,37,.15);border-radius:12px;background:var(--white);color:var(--ink);transition:border-color .2s;width:100%}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--terra)}
.contact-form textarea{min-height:140px;resize:vertical}
.contact-form button{background:var(--terra);color:#fff;border:none;padding:16px;border-radius:32px;font-size:15px;font-weight:600;cursor:pointer;font-family:var(--serif-jp);transition:all .25s}
.contact-form button:hover{background:var(--terra-dark);transform:translateY(-2px)}
#formMsg{text-align:center;font-size:14.5px;margin-top:8px;display:none}

/* 電話番号 役割表 */
.tel-roles{max-width:560px;margin:26px auto 0;display:flex;flex-direction:column;gap:12px;text-align:left}
.tel-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:15px 20px;background:var(--white);border:1px solid rgba(61,46,37,.08);border-radius:13px;box-shadow:0 3px 14px rgba(61,46,37,.05)}
.tel-row .role b{display:block;font-family:var(--sans);font-size:12.5px;font-weight:600;color:var(--terra);letter-spacing:.4px;margin-bottom:3px}
.tel-row .role small{font-size:12px;color:var(--ink-soft)}
.tel-row .num{font-family:var(--serif-en);font-size:19px;color:var(--ink);white-space:nowrap;font-weight:500}
.tel-row .num:hover{color:var(--terra)}
@media(max-width:480px){.tel-row{flex-direction:column;align-items:flex-start;gap:6px}}

footer{background:var(--ink);color:rgba(250,246,238,.7);padding:70px 0 36px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;margin-bottom:48px}
footer .logo{color:var(--cream);font-size:24px;margin-bottom:16px;display:inline-block}
footer .logo span{color:var(--ochre)}
footer .desc{font-size:13.5px;line-height:1.9;color:rgba(250,246,238,.55);max-width:300px}
footer h5{font-family:var(--sans);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--ochre);margin-bottom:18px;font-weight:600}
footer ul{list-style:none}
footer li{margin-bottom:11px}
footer li a{font-size:14px;color:rgba(250,246,238,.7);transition:color .2s}
footer li a:hover{color:var(--cream)}
.foot-bottom{border-top:1px solid rgba(250,246,238,.12);padding-top:28px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12.5px;color:rgba(250,246,238,.45)}

@media(max-width:880px){
  .nav-links{display:none;position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:flex-start;background:var(--cream);padding:22px 28px 28px;gap:18px;box-shadow:0 14px 30px rgba(61,46,37,.14);border-bottom:1px solid rgba(61,46,37,.1)}
  .nav-links.open{display:flex}
  .nav-links .lang{margin-left:0;margin-top:6px}
  .nav-links .nav-cta{margin-top:6px}
  .burger{display:flex}
  .series-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}
  .svc-grid{grid-template-columns:1fr 1fr}
  .blog-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  section.block{padding:60px 0}
  .info-row{grid-template-columns:1fr;gap:4px}
}
@media(max-width:540px){.svc-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}.about-meta{flex-direction:column;gap:20px}}

[data-lang]{display:none}
[data-lang].show{display:inline}
.block-lang[data-lang]{display:none}
.block-lang[data-lang].show{display:block}