:root{--main:#1f7fc4;--main-dark:#155d91;--main-light:#e8f2fa;--accent:#f08a1c;--accent-dark:#d8740a;--ink:#2b2f33;--muted:#5e666d;--gray:#eceff1;--line:#d7dee4;--white:#fff;--max:1060px;--sans:"Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic",Meiryo,system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9;background:#fff}
a{color:var(--main)}a:hover{opacity:.85}img{max-width:100%;height:auto;display:block}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
/* header */
.site-header{background:#fff}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:84px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--main)}.logo img{width:46px;height:46px;object-fit:contain}.logo .t1{display:block;font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1.3}.logo .t2{display:block;font-size:12px;color:var(--muted);font-weight:400}
.head-contact{display:flex;align-items:center;gap:16px}.head-tel{text-align:right;line-height:1.2;text-decoration:none;color:var(--ink)}.head-tel .num{display:flex;align-items:center;gap:6px;font-size:28px;font-weight:700;letter-spacing:.02em;color:var(--ink)}.head-tel .num svg{width:24px;height:24px;fill:var(--main)}.head-tel small{font-size:11px;color:var(--muted)}
.btn-accent{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(#f5a03f,var(--accent));color:#fff;text-decoration:none;font-weight:700;padding:12px 20px;border-radius:4px;box-shadow:0 2px 0 var(--accent-dark);white-space:nowrap}.btn-accent svg{width:22px;height:22px;fill:#fff}
/* nav */
.gnav{background:var(--main)}.gnav ul{list-style:none;margin:0 auto;padding:0;display:flex;width:min(var(--max),100%)}.gnav li{flex:1}.gnav a{display:block;text-align:center;color:#fff;text-decoration:none;font-size:14px;padding:13px 6px;border-right:1px solid rgba(255,255,255,.18)}.gnav li:first-child a{border-left:1px solid rgba(255,255,255,.18)}.gnav a:hover,.gnav a.on{background:var(--main-dark);opacity:1}
.nav-toggle{display:none}.nav-cb{display:none}
/* hero */
.hero{position:relative;background:var(--main-dark) center/cover no-repeat;min-height:500px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,35,60,.55),rgba(9,35,60,.35) 55%,rgba(9,35,60,.5))}
.hero-inner{position:relative;z-index:1;padding:90px 0 46px;text-align:center}
.hero h1{margin:0 0 54px;color:#fff;font-size:clamp(24px,3.4vw,38px);font-weight:700;letter-spacing:.06em;text-shadow:0 2px 10px rgba(0,0,0,.45);line-height:1.5}
.hero h1 small{display:block;font-size:.5em;letter-spacing:.12em;font-weight:500;margin-bottom:8px}
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tile{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:rgba(31,127,196,.93);color:#fff;text-decoration:none;min-height:148px;padding:20px 10px 14px;font-weight:700;font-size:15px;box-shadow:0 6px 18px rgba(0,0,0,.18);transition:.2s}.tile:hover{background:var(--main-dark);opacity:1;transform:translateY(-2px)}.tile svg.ic{width:52px;height:52px}.tile svg.chev{width:18px;height:18px}
/* contact band */
.cband{background:var(--main);padding:56px 0 60px}.cband h2{margin:0 0 26px;text-align:center;color:#fff;font-size:21px;letter-spacing:.04em}
.cbox{background:#fff;padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cpanel{border:2px solid var(--main);display:flex;flex-direction:column}.cpanel .ph{background:var(--main);color:#fff;text-align:center;font-weight:700;font-size:19px;letter-spacing:.12em;padding:6px}.cpanel .pb{padding:16px 18px;text-align:center;flex:1;display:flex;flex-direction:column;justify-content:center}
.cpanel .lead{font-size:15px}.cpanel .bigtel{display:flex;align-items:center;justify-content:center;gap:10px;font-size:40px;font-weight:700;color:var(--ink);text-decoration:none;letter-spacing:.02em;line-height:1.3}.cpanel .bigtel svg{width:36px;height:36px;fill:var(--main)}
.tags{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:10px}.tags span{background:var(--main);color:#fff;font-size:13px;font-weight:700;padding:3px 10px}
.cpanel .area{font-size:24px;font-weight:700;line-height:1.5}.cpanel .area em{font-style:normal;color:var(--main)}
.ccards{display:grid;grid-template-columns:1fr 1fr;gap:38px}.ccard{background:#fff;padding:24px 26px 26px;text-align:center}.ccard .ct{display:flex;align-items:center;justify-content:center;gap:12px;font-size:26px;font-weight:700;margin-bottom:14px}.ccard .ct i{display:inline-flex;width:62px;height:62px;border-radius:50%;background:var(--main);align-items:center;justify-content:center}.ccard .ct i svg{width:32px;height:32px;fill:#fff}.ccard .sub{background:var(--main);color:#fff;font-weight:700;padding:5px;margin-bottom:12px;letter-spacing:.06em}.ccard .bigtel{font-size:34px;font-weight:700;color:var(--ink);text-decoration:none;display:block;line-height:1.4}.ccard .btn-accent{width:100%;justify-content:center;font-size:18px;padding:14px}
/* category sections */
.cat{background:var(--gray);padding:70px 0 70px}.cat-title{display:flex;align-items:center;justify-content:center;gap:16px;background:var(--main);color:#fff;font-size:clamp(20px,2.6vw,30px);font-weight:700;letter-spacing:.1em;padding:16px 20px;margin:0 0 44px}.cat-title svg{width:46px;height:46px;flex:none}
.media{display:grid;grid-template-columns:364px 1fr;gap:40px;align-items:start}.media+.media{margin-top:40px}.frame{background:#fff;padding:8px;border:1px solid #d9dfe3;box-shadow:0 12px 10px -10px rgba(0,0,0,.35)}.frame img{width:100%;aspect-ratio:3/2;object-fit:cover;background:var(--main-light)}
.media h3{margin:-6px 0 12px;color:var(--main);font-size:22px;font-weight:500;line-height:1.5}.media p{margin:0 0 14px;color:var(--ink);font-size:15px}
.support{background:#fff;padding:0 0 70px;position:relative}.support:before{content:"";display:block;width:0;height:0;margin:0 auto 46px;border-left:50px solid transparent;border-right:50px solid transparent;border-top:40px solid var(--gray)}
.sup-title{display:flex;align-items:center;justify-content:center;gap:12px;font-size:clamp(20px,2.6vw,30px);font-weight:700;margin:0 0 40px;letter-spacing:.04em}.sup-title svg{width:40px;height:46px}
.more{text-align:right;margin-top:18px}.btn-more{display:inline-flex;align-items:center;gap:8px;background:var(--main);color:#fff;text-decoration:none;font-weight:700;padding:7px 18px 7px 22px}.btn-more svg{width:14px;height:14px;fill:none;stroke:#fff;stroke-width:3}
/* page (subpages) */
.page-title{background:linear-gradient(120deg,var(--main),var(--main-dark));color:#fff;padding:38px 0}.page-title h1{margin:0;font-size:clamp(22px,3vw,32px);letter-spacing:.04em;line-height:1.5}.page-title p{margin:8px 0 0;opacity:.9;font-size:14px}
.crumbs{font-size:12px;color:var(--muted);padding:12px 0}.crumbs a{color:var(--main)}
.layout{display:grid;grid-template-columns:1fr 280px;gap:44px;padding:20px 0 70px}
.content h2{position:relative;margin:46px 0 18px;padding:12px 16px;background:var(--main-light);border-left:6px solid var(--main);font-size:21px;line-height:1.5}.content h2:first-child{margin-top:0}
.content h3{margin:30px 0 10px;padding-bottom:6px;border-bottom:2px solid var(--main);color:var(--main-dark);font-size:18px}
.content p,.content li{font-size:15px}.content ul{padding-left:22px}.content li{margin:6px 0}
.leadbox{background:#fff8ee;border:1px solid #f3d3a8;padding:18px 20px;margin:0 0 20px;font-size:15px}
.callout{background:#f3f6f8;border-left:5px solid #7f93a6;padding:16px 18px;margin:22px 0;font-size:15px}.callout.gold{background:#fff6e5;border-color:var(--accent)}
.table-wrap{margin:20px 0 26px;overflow-x:auto}.responsive-table{width:100%;border-collapse:collapse;font-size:14px}.responsive-table caption{text-align:left;font-weight:700;margin-bottom:8px}.responsive-table th,.responsive-table td{border:1px solid var(--line);padding:10px 12px;vertical-align:top}.responsive-table th{background:var(--main);color:#fff;font-weight:700}.responsive-table tr:nth-child(even) td{background:#f7fafc}
.legal-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.legal-grid article{background:#fff;border:1px solid var(--line);border-top:4px solid var(--main);padding:14px 16px}.legal-grid strong{display:block;color:var(--main-dark)}.legal-grid span{font-size:13px;color:var(--muted)}
.fineprint{font-size:12px!important;color:#7b8389!important;margin-top:28px}
.side-box{margin-bottom:26px}.side-box .sh{background:var(--main);color:#fff;font-weight:700;padding:9px 14px;font-size:15px}.side-menu{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-top:0}.side-menu a{display:block;padding:11px 14px 11px 28px;border-bottom:1px dotted var(--line);color:var(--ink);text-decoration:none;font-size:14px;position:relative}.side-menu a:before{content:"";position:absolute;left:12px;top:50%;width:6px;height:6px;border-top:2px solid var(--main);border-right:2px solid var(--main);transform:translateY(-50%) rotate(45deg)}.side-menu a.on{background:var(--main-light);font-weight:700}
.side-contact{border:2px solid var(--main);padding:14px;text-align:center}.side-contact .bigtel{display:block;font-size:24px;font-weight:700;color:var(--ink);text-decoration:none}.side-contact .btn-accent{margin-top:10px;width:100%;justify-content:center}
.side-office{border:1px solid var(--line);padding:14px;font-size:13px;line-height:1.7}.side-office img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:top;margin-bottom:10px}
/* faq */
.faq{margin:10px 0 0}.faq details{border:1px solid var(--line);margin-bottom:10px;background:#fff}.faq summary{cursor:pointer;padding:14px 44px 14px 52px;font-weight:700;position:relative;list-style:none;font-size:15px}.faq summary::-webkit-details-marker{display:none}.faq summary:before{content:"Q";position:absolute;left:14px;top:11px;width:28px;height:28px;border-radius:50%;background:var(--main);color:#fff;text-align:center;line-height:28px;font-size:14px}.faq summary:after{content:"+";position:absolute;right:16px;top:10px;font-size:22px;color:var(--main)}.faq details[open] summary:after{content:"−"}.faq details p{margin:0;padding:0 18px 16px 52px;color:var(--muted);font-size:15px}
.sec-white{background:#fff;padding:70px 0}.sec-head{text-align:center;margin:0 0 30px}.sec-head h2{font-size:clamp(20px,2.6vw,28px);margin:0;letter-spacing:.06em}.sec-head h2:after{content:"";display:block;width:60px;height:3px;background:var(--main);margin:14px auto 0}
/* office */
.office{display:grid;grid-template-columns:220px 1fr;gap:30px;align-items:start;background:var(--gray);padding:26px;margin-top:10px}.office img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:top}.office dl{display:grid;grid-template-columns:130px 1fr;gap:6px 12px;margin:10px 0 0;font-size:14px}.office dt{color:var(--muted)}.office dd{margin:0;font-weight:700}
/* footer */
.site-footer{background:#20262b;color:#d8dde1;padding:46px 0 24px;font-size:13px}.fgrid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:34px}.site-footer h4{color:#fff;font-size:14px;margin:0 0 10px;padding-bottom:8px;border-bottom:1px solid #3a434b}.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:5px 0}.site-footer a{color:#d8dde1;text-decoration:none}.site-footer a:hover{color:#fff}.copy{border-top:1px solid #3a434b;margin-top:30px;padding-top:16px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:#9aa4ac}
.pagetop{position:fixed;right:18px;bottom:18px;width:48px;height:48px;background:var(--main);display:flex;align-items:center;justify-content:center;z-index:9}.pagetop svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:3}
/* responsive */
@media(max-width:900px){.head-tel{display:none}.media{grid-template-columns:1fr;gap:18px}.layout{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr}.office{grid-template-columns:1fr}}
@media(max-width:760px){.site-header .wrap{min-height:66px}.logo .t1{font-size:16px}.logo img{width:38px;height:38px}.btn-accent.head{padding:9px 12px;font-size:13px}.btn-accent.head svg{display:none}
.nav-toggle{display:block;background:var(--main);color:#fff;text-align:center;padding:10px;font-weight:700;cursor:pointer}.nav-cb{display:none}.gnav ul{display:none;flex-direction:column}.nav-cb:checked~.gnav ul{display:flex}.gnav a{border:0;border-bottom:1px solid rgba(255,255,255,.18);text-align:left;padding:12px 18px}.gnav li:first-child a{border-left:0}
.hero{min-height:0}.hero-inner{padding:50px 0 24px}.hero h1{margin-bottom:28px}.tiles{grid-template-columns:1fr 1fr;gap:10px}.tile{min-height:112px;font-size:13px}.tile svg.ic{width:38px;height:38px}
.cbox,.ccards{grid-template-columns:1fr}.cpanel .bigtel{font-size:30px}.ccard .ct{font-size:20px}.ccard .ct i{width:48px;height:48px}.ccard .bigtel{font-size:28px}
.cat{padding:44px 0}.cat-title{letter-spacing:.04em;margin-bottom:26px}.cat-title svg{width:34px;height:34px}.legal-grid{grid-template-columns:1fr}
.responsive-table thead{display:none}.responsive-table,.responsive-table tbody,.responsive-table tr,.responsive-table td{display:block;width:100%}.responsive-table tr{border:1px solid var(--line);margin-bottom:10px}.responsive-table td{border:0;border-bottom:1px solid #edf1f4;display:grid;grid-template-columns:96px 1fr;gap:8px;font-size:13px}.responsive-table td:before{content:attr(data-label);font-weight:700;color:var(--main-dark)}.copy{flex-direction:column}}

/* legacy content blocks (older satellite pages) */
.legal-seven{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.legal-seven article{background:#fff;border:1px solid var(--line);border-top:4px solid var(--main);padding:14px 16px}.legal-seven strong{display:block;color:var(--main-dark)}.legal-seven span{font-size:13px;color:var(--muted)}
.legal-seven.step-flow article{display:flex;gap:14px;align-items:flex-start}.legal-seven.step-flow article svg{flex:none}.legal-seven.step-flow span{font-size:15px;color:var(--ink)}
.callout.blue{background:var(--main-light);border-color:var(--main)}
.figure{margin:24px 0 30px;padding:18px;background:#f5f7f9;border:1px solid var(--line)}.figure figcaption{font-size:12px;color:var(--muted);margin-top:10px}
.step-flow-art{display:block;width:100%;max-width:760px;margin:0 auto 10px;height:auto}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:flow}.flowstep{counter-increment:flow;position:relative;background:#fff;border:1px solid var(--line);border-top:3px solid var(--main);padding:14px 12px;min-height:100px}.flowstep:before{content:"STEP " counter(flow);display:block;color:var(--main);font-size:11px;font-weight:700;letter-spacing:.08em;margin-bottom:6px}.flowstep:not(:last-child):after{content:"▶";position:absolute;right:-18px;top:40%;color:var(--accent);font-size:13px}.flowstep strong{display:block;font-size:14px}.flowstep span{display:block;font-size:12px;color:var(--muted);line-height:1.6;margin-top:4px}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}.stat-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--accent);padding:16px}.stat-card strong{display:block;font-size:20px;color:var(--main-dark)}.stat-card span{font-size:12px;color:var(--muted)}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);margin:22px 0 28px;border:1px solid var(--line)}.timeline>div{padding:14px;background:var(--main-light);border-right:1px solid #fff}.timeline>div:nth-child(even){background:#fff}.timeline strong{display:block;font-size:13px;color:var(--main-dark)}.timeline span{display:block;font-size:12px;color:var(--muted);margin-top:6px;line-height:1.6}
@media(max-width:760px){.legal-seven{grid-template-columns:1fr}.flow,.stat-grid{grid-template-columns:1fr;gap:10px}.flowstep:not(:last-child):after{content:"▼";right:50%;top:auto;bottom:-16px}.timeline{grid-template-columns:1fr 1fr}.step-flow-art{display:none}}