:root{--blue:#0863ad;--blue2:#0e74bf;--navy:#0d3556;--ink:#17354d;--muted:#667d8d;--line:#dbe5ec;--pale:#f4f9fc}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.75}
img{display:block;max-width:100%}a{color:inherit}.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 14px rgba(10,50,80,.12)}
.header-top{height:94px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none}.brand img{width:62px;height:62px;object-fit:contain}.brand strong{display:block;color:#111;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:27px}.brand small{display:block;letter-spacing:.34em;color:#6e7f8d;font-weight:700;font-size:10px}.header-right{display:flex;align-items:center;gap:22px}.phone small{display:block;text-align:right;color:#8a98a3}.phone a{display:block;text-decoration:none;color:var(--blue);font-size:25px;font-weight:900}.top-cta,.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;padding:15px 24px;border-radius:2px}.menu{display:none;border:0;background:none;font-size:28px;color:var(--navy)}
.nav{border-top:1px solid #edf2f5}.nav-inner{display:flex;justify-content:space-between;gap:14px}.nav a{text-decoration:none;padding:13px 7px;font-size:14px;font-weight:700}.nav a:hover{color:var(--blue)}
.hero{position:relative;min-height:610px;background:url("assets/hero.webp") center 48%/cover no-repeat;display:flex;align-items:center}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.90) 34%,rgba(255,255,255,.30) 58%,rgba(255,255,255,.02) 76%)}.hero-inner{position:relative}.hero-copy{max-width:650px;padding:36px 0}.hero-kicker{font-size:12px;letter-spacing:.16em;color:var(--blue);font-weight:900}.hero h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;color:#111;font-size:clamp(45px,5.4vw,70px);line-height:1.18;margin:8px 0 16px}.hero h1 span{display:block;color:var(--blue);font-size:.48em;line-height:1.55;margin-top:18px}.hero p{font-weight:600;max-width:580px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn-outline{background:#fff;color:var(--blue);border:1px solid var(--blue)}
.section{padding:82px 0}.section-head{text-align:center;margin-bottom:42px}.section-head .en{font-size:12px;color:var(--blue);font-weight:900;letter-spacing:.18em}.section-head h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:38px;color:var(--navy);margin:2px 0 8px}.section-head p{margin:0;color:var(--muted)}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:#fff;border:1px solid #dfe7ed;box-shadow:0 8px 22px rgba(8,50,82,.09);overflow:hidden}.card-media{height:180px;overflow:hidden}.card-media img{width:100%;height:100%;object-fit:cover}.card-body{padding:20px}.card-icon{width:48px;height:48px;border-radius:50%;background:#fff;color:var(--blue);box-shadow:0 4px 14px rgba(0,0,0,.12);display:grid;place-items:center;margin:-44px auto 12px;position:relative;font-size:22px;font-weight:900}.card h3{text-align:center;color:var(--blue);font-size:18px;margin:0 0 10px}.card p{font-size:14px;color:#526879;margin:0}.more{display:block;text-align:right;color:var(--blue);font-size:13px;font-weight:700;text-decoration:none;margin-top:14px}
.reasons{background:#eef7fc}.reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.reason-card{background:#fff;overflow:hidden;box-shadow:0 7px 20px rgba(8,50,82,.08)}.reason-card img{height:130px;width:100%;object-fit:cover}.reason-body{padding:20px}.no{width:44px;height:44px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:900;margin-top:-42px;position:relative;border:4px solid #fff}.reason-card h3{color:var(--blue);font-size:17px;margin:12px 0 8px}.reason-card p{font-size:14px;color:#536a7a;margin:0}
.area-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.area-card{height:190px;position:relative;overflow:hidden}.area-card img{width:100%;height:100%;object-fit:cover}.area-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(4,40,70,.35))}.area-name{position:absolute;z-index:2;bottom:14px;left:14px;right:14px;background:rgba(255,255,255,.94);padding:9px;text-align:center;font-size:20px;font-weight:900;color:#133d5d}
.works{background:#f8fbfd}.table-wrap{overflow:auto}.works table{width:100%;min-width:850px;border-collapse:collapse;background:#fff}.works th,.works td{border:1px solid #dae5ec;padding:11px 13px;font-size:13px;text-align:left}.works th{background:#e7f2f9;color:#31536d}.works tbody tr:nth-child(even){background:#fbfdff}.note{font-size:12px;color:#748697;margin-top:12px}
.contact-band{background:linear-gradient(90deg,rgba(6,42,71,.93),rgba(6,74,124,.72)),url("assets/cta-dump.webp") center/cover;color:#fff;padding:58px 0}.contact-band-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.contact-band h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:31px;line-height:1.5;margin:0 0 8px}.contact-actions{display:grid;gap:10px;min-width:320px}.contact-actions a{text-decoration:none;text-align:center;padding:16px;font-weight:900}.contact-phone{background:#fff;color:var(--blue);font-size:22px}.contact-form-link{background:var(--blue2);color:#fff}
.company{padding:56px 0}.company-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.company p{font-size:14px;color:#5a6f7f}.company dl{display:grid;grid-template-columns:120px 1fr;margin:0;font-size:14px}.company dt,.company dd{padding:8px;margin:0;border-bottom:1px solid #e1e8ed}.company dt{font-weight:700}.footer{background:var(--blue);color:#fff;text-align:center;padding:15px;font-size:12px}
.breadcrumbs{font-size:12px;padding:12px 0;color:#6d8090}.breadcrumbs a{color:var(--blue)}.subhero{background:linear-gradient(100deg,#0a456f,#0c74bd);color:#fff;padding:64px 0}.subhero h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:42px;margin:0 0 10px}.content{max-width:920px;margin:auto}.content h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;color:var(--navy);font-size:30px;margin:42px 0 12px}.content h3{color:var(--blue)}.content li{margin:.5em 0}
.contact-form{display:grid;gap:18px}.contact-form label{font-weight:700}.contact-form input,.contact-form textarea,.contact-form select{width:100%;padding:13px 14px;border:1px solid #cddce6;border-radius:3px;font:inherit}.contact-form textarea{min-height:180px;resize:vertical}.required{color:#c31d1d;font-size:12px}.form-note{font-size:13px;color:#647887;background:#f6f9fb;padding:14px}.honeypot{display:none}
@media(max-width:920px){.header-right{display:none}.menu{display:block}.nav{display:none}.nav.open{display:block}.nav-inner{flex-direction:column;padding:10px 20px}.hero{background-position:60% center}.hero:before{background:rgba(255,255,255,.82)}.service-grid,.reason-grid,.area-grid{grid-template-columns:1fr 1fr}.contact-band-inner{flex-direction:column;align-items:flex-start}.company-grid{grid-template-columns:1fr}}
@media(max-width:620px){.container{width:min(100% - 26px,1180px)}.header-top{height:74px}.brand img{width:48px;height:48px}.brand strong{font-size:20px}.brand small{font-size:8px}.hero{min-height:590px}.hero h1{font-size:42px}.hero-actions{flex-direction:column}.section{padding:62px 0}.section-head h2{font-size:31px}.service-grid,.reason-grid,.area-grid{grid-template-columns:1fr}.contact-actions{width:100%;min-width:0}.company dl{grid-template-columns:105px 1fr}}

/* Approved design refinements */
.header-top{height:88px}.nav a{padding:11px 8px}.hero{min-height:605px}
.hero-inner{display:flex;justify-content:space-between;align-items:flex-start}
.hero-copy{padding-top:55px}
.hero-side-tabs{position:relative;display:flex;flex-direction:column;gap:10px;margin-top:36px;min-width:190px}
.hero-side-tabs a{background:rgba(255,255,255,.91);color:#173b59;text-align:center;padding:14px 20px;text-decoration:none;font-weight:800;box-shadow:0 3px 12px rgba(0,0,0,.08)}
.service-grid .card-media{height:165px}
.reasons{background:linear-gradient(rgba(235,246,252,.91),rgba(235,246,252,.91)),url("assets/reason-city.webp") center/cover}
.works .container{width:min(1120px,calc(100% - 40px))}
.works th,.works td{text-align:center;padding:9px 10px}
.contact-band{min-height:250px;display:flex;align-items:center}
@media(max-width:920px){.hero-side-tabs{display:none}}

/* ===== SEO / Conversion Max Edition ===== */
.hero-slogan{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;color:#111;font-size:clamp(43px,5vw,66px);font-weight:800;line-height:1.2;margin:6px 0 12px}
.hero h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;color:var(--blue);font-size:clamp(28px,3vw,38px);line-height:1.45;margin:0 0 14px}
.hero h1 span{display:inline;color:inherit;font-size:inherit;margin:0}
.hero-side-tabs{position:relative;display:flex;flex-direction:column;gap:10px;margin-top:38px;min-width:210px}
.hero-side-tabs a{background:rgba(255,255,255,.92);padding:14px 18px;text-align:center;font-weight:800;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.08)}
.service-grid .card-body{padding:24px 20px}
.service-grid .card h3{margin-top:0}
.service-grid .card p{min-height:128px}
.trust-strip{background:#fff;border-bottom:1px solid #e2ebf0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#dfe8ee}
.trust-grid div{background:#fff;text-align:center;padding:16px 8px;font-weight:800;color:#214b6b}
.trust-grid strong{display:block;color:var(--blue);font-size:22px}
.license-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.info-box{background:#f6fafc;border:1px solid #dce7ee;padding:22px}
.info-box h3{margin:0 0 10px;color:var(--blue)}
.company-table{width:100%;border-collapse:collapse}
.company-table th,.company-table td{border-bottom:1px solid #dde6ec;padding:14px 12px;text-align:left;vertical-align:top}
.company-table th{width:205px;background:#f5f9fc;color:#244962}
.map-wrap{margin-top:22px;border:1px solid #dbe5ec}
.map-wrap iframe{width:100%;height:420px;border:0;display:block}
.faq-list{max-width:940px;margin:auto}
.faq-list details{background:#fff;border:1px solid #dbe6ed;margin-bottom:12px;padding:0 20px}
.faq-list summary{cursor:pointer;padding:18px 0;font-weight:800;color:#173d5c}
.faq-list details p{margin:0 0 18px;color:#536a7a}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:28px 0}
.step{border:1px solid #dce6ec;background:#fff;padding:22px}
.step b{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;margin-bottom:12px}
.cta-box{background:#eef7fc;border-left:5px solid var(--blue);padding:24px;margin:30px 0}
.cta-box h3{margin-top:0}
.check-list{padding-left:1.2em}
.check-list li{margin:.65em 0}
.seo-lead{font-size:17px;color:#3e596d}
.sub-photo{width:100%;max-height:430px;object-fit:cover;margin:24px 0}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:25px 0}
.quote-card{border:1px solid #dce6ec;background:#fff;padding:22px}
.quote-card h3{margin-top:0;color:var(--blue)}

@media(max-width:920px){.hero-side-tabs{display:none}.steps,.trust-grid{grid-template-columns:1fr 1fr}.quote-grid,.license-grid{grid-template-columns:1fr}}
@media(max-width:620px){.service-grid .card p{min-height:0}.steps,.trust-grid{grid-template-columns:1fr}.company-table th{width:120px}.map-wrap iframe{height:320px}}

@media(max-width:700px){.works .table-wrap{overflow-x:auto}.works table{min-width:720px}}

/* v3 visual cleanup */
.hero-copy{max-width:680px}
.hero h1{margin-top:4px}
.hero-kicker{margin-bottom:10px}
.license-grid{grid-template-columns:repeat(2,1fr)}
@media(max-width:700px){.license-grid{grid-template-columns:1fr}}