:root{--blue:#0877bd;--deep:#063b63;--sky:#eaf7fd;--ink:#153246}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Yu Gothic",YuGothic,"Hiragino Kaku Gothic ProN",sans-serif;line-height:1.85;overflow-x:hidden}.sample{background:var(--deep);color:#fff;text-align:center;font-size:12px;padding:5px}
header{height:84px;padding:0 max(24px,calc((100% - 1200px)/2));display:flex;align-items:center;justify-content:space-between;background:#fff}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--deep);line-height:1.15}.brand-mark{position:relative;display:block;flex:0 0 48px;width:48px;height:48px;border-radius:13px 13px 18px 13px;background:linear-gradient(145deg,#0b8bd3,#075f9d);box-shadow:0 5px 13px rgba(0,94,153,.18);overflow:hidden;transform:rotate(-3deg)}.brand-t{position:absolute;left:10px;top:5px;color:#fff;font-size:27px;font-style:normal;font-weight:900;line-height:1}.brand-wave{position:absolute;left:9px;right:-5px;bottom:9px;height:9px;border-top:3px solid #8ee1ff;border-radius:50%;transform:rotate(-8deg)}.brand-wave:after{content:"";position:absolute;left:7px;right:7px;top:4px;border-top:2px solid #fff;border-radius:50%}.brand-copy{display:flex;align-items:flex-start;flex-direction:column;white-space:nowrap}.brand-copy b{font-size:16px;letter-spacing:.04em}.brand-copy small{margin-top:4px;color:var(--blue);font-size:8px;font-weight:800;letter-spacing:.16em}nav{display:flex;gap:28px}nav a{color:var(--ink);text-decoration:none;font-size:14px;font-weight:bold}.menu{display:none}
.hero{height:min(690px,calc(100vh - 110px));min-height:560px;position:relative;background:var(--deep)}.hero img{width:100%;height:100%;object-fit:cover;object-position:center 48%}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,43,72,.8),rgba(2,43,72,.08) 70%)}.hero-copy{position:absolute;z-index:1;left:max(24px,calc((100% - 1200px)/2));top:50%;transform:translateY(-50%);color:#fff}.hero-copy p,.eyebrow{letter-spacing:.16em;font-weight:bold;color:var(--blue)}.hero-copy p{color:#9bdfff}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.35;margin:12px 0 24px;letter-spacing:.05em}
.section{max-width:1200px;margin:auto;padding:110px 24px}.intro{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.intro h2,.heading h2,.company h2{font-size:clamp(30px,4vw,48px);line-height:1.45;margin:8px 0}.pale{max-width:none;background:var(--sky);padding-left:max(24px,calc((100% - 1200px)/2));padding-right:max(24px,calc((100% - 1200px)/2))}.heading{text-align:center;margin-bottom:48px}
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.services article{background:#fff;padding:32px;border-bottom:4px solid var(--blue)}.service-icon{position:relative;display:block;width:62px;height:62px;border-radius:18px;background:linear-gradient(145deg,#effaff,#d8f0fb)}.icon-water:before{content:"";position:absolute;width:22px;height:29px;left:20px;top:15px;background:var(--blue);border-radius:65% 35% 58% 42%/65% 42% 58% 35%;transform:rotate(45deg)}.icon-water:after{content:"";position:absolute;width:7px;height:11px;left:26px;top:25px;border-left:2px solid #fff;border-radius:50%;transform:rotate(25deg)}.icon-electric:before{content:"";position:absolute;inset:13px 18px;background:var(--blue);clip-path:polygon(55% 0,18% 52%,44% 52%,32% 100%,82% 40%,55% 40%)}.icon-road:before,.icon-road:after{content:"";position:absolute;top:13px;bottom:13px;width:4px;background:var(--blue);border-radius:3px}.icon-road:before{left:19px;transform:rotate(12deg)}.icon-road:after{right:19px;transform:rotate(-12deg)}.icon-road i{position:absolute;left:29px;top:17px;width:4px;height:28px;border-left:3px dashed var(--blue)}.icon-maintenance:before{content:"";position:absolute;width:34px;height:9px;left:14px;top:27px;border-radius:8px;background:var(--blue);transform:rotate(-45deg)}.icon-maintenance:after{content:"";position:absolute;width:15px;height:15px;left:11px;top:12px;border:6px solid var(--blue);border-top-color:transparent;border-left-color:transparent;border-radius:50%}.icon-maintenance i{position:absolute;width:8px;height:8px;right:10px;bottom:10px;border:3px solid var(--blue);border-radius:50%}.services h3{margin:22px 0 8px}.services p{font-size:14px;margin:0}
.reasons{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.reasons article{border-top:1px solid #bfd6e4;padding-top:24px}.reasons strong{font-size:36px;color:#b7dcef}.message{display:grid;grid-template-columns:minmax(300px,40%) minmax(0,1fr);gap:7%;align-items:center;background:var(--deep);color:#fff;padding:90px max(24px,calc((100% - 1260px)/2))}.message .eyebrow{color:#78cdf9}.message h2{font-size:clamp(29px,3.25vw,44px);line-height:1.45;margin:8px 0}.keep{white-space:nowrap}.photo img{width:100%;max-height:600px;object-fit:cover;object-position:center 28%;border-radius:2px}
.philosophy{padding:130px 24px;text-align:center;background:linear-gradient(135deg,#e8f7ff,#fff)}.philosophy p{color:var(--blue);font-weight:bold;letter-spacing:.18em}.philosophy h2{font-size:clamp(34px,5vw,62px);line-height:1.5;color:var(--deep)}.company{display:grid;grid-template-columns:35% 1fr;gap:8%}.company .heading{text-align:left}.company dl{margin:0}.company dl div{display:grid;grid-template-columns:150px 1fr;border-bottom:1px solid #d7e2e8;padding:20px 0}.company dt{font-weight:bold}.company dd{margin:0}
footer{background:#052d49;color:#fff;padding:64px max(24px,calc((100% - 1200px)/2));display:grid;grid-template-columns:1fr 1fr;gap:24px}footer .brand-copy b{color:#fff}footer .brand-copy small{color:#8bdcff}footer small{grid-column:1/-1;color:#9db3c2}.reveal{opacity:0;transform:translateY(20px);transition:.7s}.reveal.on{opacity:1;transform:none}
@media(max-width:900px){nav{gap:14px}.services{grid-template-columns:1fr 1fr}.intro{gap:40px}.message{gap:5%}}
@media(max-width:700px){header{height:70px;padding-left:16px;padding-right:16px}.brand{gap:8px}.brand-mark{width:42px;height:42px;flex-basis:42px}.brand-t{font-size:24px}.brand-copy b{font-size:13px}.brand-copy small{font-size:7px}.menu{display:block;background:#fff;border:1px solid #9fb9c8;padding:10px 13px;border-radius:4px}nav{display:none;position:absolute;z-index:9;top:101px;left:0;right:0;background:#fff;padding:20px 24px;box-shadow:0 8px 14px #0032}nav.open{display:grid}.hero{height:600px;min-height:0}.hero img{object-position:64% center}.hero:after{background:linear-gradient(90deg,rgba(2,43,72,.86),rgba(2,43,72,.15))}.hero h1{font-size:42px}.section{padding:76px 20px}.intro,.message,.company{grid-template-columns:1fr}.message{padding:72px 20px}.message h2{font-size:clamp(28px,8.5vw,34px)}.photo img{max-height:450px;object-position:center 22%}.services,.reasons{grid-template-columns:1fr}.company dl div{grid-template-columns:1fr;gap:5px}.company dd{overflow-wrap:anywhere}footer{grid-template-columns:1fr;padding:50px 20px}.philosophy{padding:88px 20px}.philosophy span br{display:none}}
@media(max-width:390px){.brand-copy b{font-size:12px}.brand-copy small{letter-spacing:.08em}.menu{padding:9px 10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}}