@charset "UTF-8";
:root{--navy:#0a2a43;--navy2:#102f49;--blue:#086b9f;--ice:#edf6fb;--yellow:#ecb51e;--text:#172a39;--muted:#607482;--line:#d7e3ea;--white:#fff;--shadow:0 18px 46px rgba(8,39,63,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.8;background:#fff}a{color:inherit}.wrap{width:min(1160px,calc(100% - 40px));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;z-index:999;background:#fff;padding:8px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid rgba(10,42,67,.08)}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-mark{display:grid;place-items:center;width:52px;height:52px;border-radius:11px;background:var(--navy);color:#fff;font-weight:950;letter-spacing:.06em}.brand-copy b{display:block}.brand-copy small{display:block;font-size:10px;letter-spacing:.16em;color:#6d7c86}.nav{display:flex;align-items:center;gap:28px}.nav a{text-decoration:none;font-size:14px;font-weight:800}.contact-link{background:var(--navy);color:#fff;padding:10px 18px;border-radius:999px}.menu{display:none}
.hero{min-height:690px;display:flex;align-items:center;position:relative;color:#fff;background:url("../img/hero-wa100.jpg") center/cover no-repeat}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,26,44,.91) 0%,rgba(4,34,56,.69) 46%,rgba(4,34,56,.13) 100%)}.hero-content{position:relative;padding:100px 0 80px}.eyebrow{margin:0 0 13px;color:#9bdaf7;font-size:12px;font-weight:950;letter-spacing:.23em}.eyebrow.dark{color:var(--blue)}.hero h1{max-width:900px;margin:0 0 22px;font-size:clamp(42px,6vw,72px);line-height:1.24;letter-spacing:-.04em}.lead{font-size:clamp(16px,2vw,21px);font-weight:650}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 27px;border-radius:8px;text-decoration:none;font-weight:900}.primary{background:var(--yellow);color:#1b2a34}.ghost{border:1px solid rgba(255,255,255,.72);color:#fff}.hero-badges{display:flex;gap:0;margin-top:50px;width:min(670px,100%);border-top:1px solid rgba(255,255,255,.25)}.hero-badges span{display:grid;padding:18px 30px 0 0;margin-right:30px;border-right:1px solid rgba(255,255,255,.2);font-size:12px;color:#d7ebf5}.hero-badges span:last-child{border-right:0}.hero-badges b{font-size:21px;color:#fff}
.quick{position:relative;z-index:3;margin-top:-35px}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;background:#fff;border-radius:13px;box-shadow:var(--shadow)}.quick a{position:relative;padding:24px 26px;text-decoration:none;border-right:1px solid var(--line)}.quick a:last-child{border:0}.quick span{display:block;font-size:11px;font-weight:950;color:var(--blue)}.quick b,.quick small{display:block}.quick small{color:var(--muted)}
.section{padding:95px 0}.section h2{margin:0 0 18px;font-size:clamp(32px,4.2vw,50px);line-height:1.34;letter-spacing:-.03em}.intro,.estimate p,.area p{color:var(--muted)}.service-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}.photo-card{overflow:hidden;border-radius:16px;background:#fff;box-shadow:var(--shadow)}.photo-card img{display:block;width:100%;height:470px;object-fit:cover}.photo-caption{padding:20px 23px}.photo-caption b,.photo-caption span{display:block}.photo-caption span{font-size:14px;color:var(--muted)}.service-list{display:grid;gap:10px;margin-top:28px}.service-list article{display:grid;grid-template-columns:46px 1fr;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}.service-list span{font-weight:950;color:var(--blue)}.service-list h3,.service-list p{margin:0}.service-list p{font-size:14px;color:var(--muted)}.notice{margin-top:28px;padding:19px 23px;border-left:5px solid var(--yellow);background:#fff7df}.notice b,.notice span{display:block}.notice span{color:var(--muted)}
.estimate{background:#eef6fa}.estimate-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.estimate-cards{display:grid;gap:14px}.estimate-cards article{padding:21px 23px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 7px 20px rgba(12,44,67,.05)}.estimate-cards b,.estimate-cards span{display:block}.estimate-cards span{font-size:14px;color:var(--muted)}.text-link{font-weight:900;color:var(--blue);text-decoration:none}
.option{background:var(--navy);color:#fff}.option-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:70px;align-items:center}.option-copy>p{color:#d7e8f2}.option-cards{display:grid;gap:13px;margin-top:30px}.option-cards article{padding:19px 22px;border-radius:11px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07)}.option-cards h3,.option-cards p{margin:0}.option-cards p{font-size:14px;color:#d5e6ef}.illustration-panel{margin:0;overflow:hidden;border-radius:18px;background:#fff;box-shadow:0 20px 48px rgba(0,0,0,.18)}.illustration-panel img{display:block;width:100%;aspect-ratio:1.47/1;object-fit:contain;background:#fff}
.area-grid{display:grid;grid-template-columns:1fr 1fr;gap:62px;align-items:center}.area-tags{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}.area-tags span{padding:8px 16px;border-radius:999px;background:var(--ice);color:var(--blue);font-weight:850}.small{font-size:13px}.group-box{padding:32px;border:1px solid #cfdee7;border-radius:15px;background:#f4f9fc}.group-box h3{margin-top:0;font-size:24px}.group-box p{color:var(--muted)}
.rules{background:#f4f7f9}.section-head{max-width:760px;margin:0 auto 46px;text-align:center}.section-head p{color:var(--muted)}.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.rule-grid article{padding:24px;background:#fff;border:1px solid var(--line);border-radius:12px}.rule-grid b{display:block;margin-bottom:6px;font-size:18px}.rule-grid p{margin:0;color:var(--muted);font-size:14px}.rule-details{max-width:820px;margin:24px auto 0;border:1px solid var(--line);border-radius:12px;background:#fff}.rule-details summary{cursor:pointer;padding:18px 22px;font-weight:900}.rule-details div{padding:0 22px 18px}.rule-details p{margin:7px 0;color:var(--muted)}
.accordion{max-width:860px;margin:auto}.accordion details{border-bottom:1px solid var(--line)}.accordion summary{cursor:pointer;position:relative;padding:21px 45px 21px 3px;font-size:18px;font-weight:900;list-style:none}.accordion summary:after{content:"＋";position:absolute;right:8px;color:var(--blue)}.accordion details[open] summary:after{content:"−"}.accordion p{margin:0;padding:0 40px 22px 3px;color:var(--muted)}
.cta{padding:70px 0;background:linear-gradient(135deg,#0a69a0,#0a2a43);color:#fff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta h2{margin:0;font-size:clamp(29px,4vw,43px)}.cta p{margin-bottom:0;color:#d7eaf4}.white{background:#fff;color:var(--navy);white-space:nowrap}.footer{padding-top:52px;background:#061c2c;color:#d1e1e9}.footer-inner{display:flex;justify-content:space-between;gap:40px}.footer b{font-size:20px;color:#fff}.footer p{max-width:510px;font-size:13px}.footer nav{display:grid;gap:7px}.footer nav a{text-decoration:none}.copyright{margin-top:42px;padding:19px;text-align:center;border-top:1px solid rgba(255,255,255,.1);font-size:12px}
@media(max-width:900px){.nav{position:absolute;top:82px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;padding:20px;background:#fff;border-bottom:1px solid var(--line)}.nav.open{display:flex}.menu{display:grid;width:48px;height:48px;place-content:center;gap:5px;border:0;background:none}.menu span{display:block;width:24px;height:2px;background:var(--navy)}.menu i{position:absolute;left:-9999px}.quick-grid{grid-template-columns:repeat(2,1fr)}.service-grid,.estimate-grid,.option-grid,.area-grid{grid-template-columns:1fr}.photo-card img{height:auto}.rule-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.wrap{width:min(100% - 28px,1160px)}.header-inner{height:70px}.nav{top:70px}.brand-copy small{display:none}.hero{min-height:680px}.hero-content{padding:88px 0 72px}.hero-overlay{background:linear-gradient(90deg,rgba(4,26,44,.9),rgba(4,26,44,.48))}.hero-badges span{padding-right:13px;margin-right:13px}.hero-badges b{font-size:17px}.quick{margin-top:-24px}.quick-grid{grid-template-columns:1fr 1fr}.quick a{padding:18px}.section{padding:70px 0}.rule-grid{grid-template-columns:1fr}.illustration-panel img{aspect-ratio:auto}.cta-inner,.footer-inner{display:block}.cta .btn{width:100%;margin-top:24px}.footer nav{margin-top:24px}}

/* v4.0.1 additions */
.reasons{background:#f2f6f9}
.reasons-head{max-width:760px;margin-bottom:34px}
.reason-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.reason-grid article{background:#fff;border:1px solid #dce5eb;border-radius:18px;padding:28px;box-shadow:0 12px 32px rgba(14,38,55,.06)}
.reason-number{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:#0c5680;color:#fff;font-weight:800;margin-bottom:18px}
.reason-grid h3{font-size:1.18rem;line-height:1.55;margin:0 0 12px}
.reason-grid p{margin:0;color:#425363}
.reason-grid small{display:block;margin-top:12px;color:#687887}
.inspection-box{background:#fff;border-radius:20px;padding:30px;box-shadow:0 14px 36px rgba(14,38,55,.10)}
.inspection-box h3{margin:0 0 16px}
.inspection-box ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.inspection-box li{position:relative;padding-left:26px}
.inspection-box li:before{content:'✓';position:absolute;left:0;color:#0c729f;font-weight:900}
.free-labels{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.free-labels span{background:#e7f3f8;color:#075777;border-radius:999px;padding:7px 12px;font-weight:700;font-size:.88rem}
.option-cards{grid-template-columns:1fr!important}
.option-cards article:last-child{grid-column:1/-1}
.area-note{margin-top:14px;padding:14px 16px;border-left:4px solid #0c729f;background:#edf7fb;font-weight:700}
@media(max-width:900px){.reason-grid{grid-template-columns:1fr}.reason-grid article{padding:24px}.inspection-box{padding:24px}}