:root{--green:#32647c;--ink:#252320;--muted:#666562;--line:#dededb;--wash:#f4f5f5}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:#fff;font-family:Arial,Helvetica,sans-serif;font-size:15px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #b19850;outline-offset:5px}button{cursor:pointer}img{max-width:100%;height:auto;display:block}.wrap{width:min(1280px,90%);margin:auto}header{height:100px;display:flex;align-items:center;justify-content:space-between;width:min(1380px,92%);margin:auto;border-bottom:1px solid var(--line);gap:24px}.brand{font-size:34px;font-weight:750;letter-spacing:-1.8px;display:inline-flex;align-items:center;line-height:1}.brand-dot{color:#b64f43}.mark{background:var(--green);color:#fff;width:37px;height:40px;font:italic bold 39px Georgia;display:grid;place-items:center;margin-right:11px;border-radius:1px 11px 1px 11px;padding-bottom:7px}nav{display:flex;gap:32px;font-size:13px}nav a:hover,.text-link:hover{color:#b64f43}.header-phone{font-weight:600;font-size:14px}.header-phone span{margin-left:16px}.menu{display:none}.hero{display:grid;grid-template-columns:1fr 1.12fr;align-items:center;min-height:650px;padding:72px 0 54px;gap:12px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2.3px;margin:0 0 28px;display:flex;align-items:center;gap:10px}.eyebrow>span{height:7px;width:7px;border-radius:50%;background:#b64f43}h1,h2{font-family:Georgia,'Times New Roman',serif;font-weight:400;line-height:1.08;letter-spacing:-2px}h1{font-size:clamp(46px,4.9vw,72px);margin:0 0 27px}h1 em{color:var(--green);font-weight:400}h2{font-size:clamp(36px,3.4vw,49px);margin:0 0 24px}h3{font-weight:500;font-size:21px;line-height:1.3;margin:0 0 14px}.intro{max-width:445px;font-size:16px;color:var(--muted);line-height:1.85}.actions{display:flex;align-items:center;gap:27px;flex-wrap:wrap;margin-top:30px}.button{background:var(--green);color:white;border:1px solid var(--green);padding:16px 23px;display:inline-flex;align-items:center;justify-content:space-between;gap:26px;font-size:13px;font-weight:600;transition:background .2s,transform .2s}.button:hover{background:#254e62;transform:translateY(-2px)}.text-link{font-size:13px;border-bottom:1px solid #99a79b;padding:8px 0}.text-link span{margin-left:10px}.hero-note{display:flex;gap:15px;font-size:10px;color:#7d837d;margin-top:47px;align-items:center}.hero-note span:first-child{font-weight:bold;letter-spacing:1px;border-right:1px solid var(--line);padding-right:15px}.hero-art{position:relative;padding-top:10px}.hero-art img{width:112%;max-width:none;margin-left:-5%;position:relative;z-index:-0}.drawing-label{font-size:9px;letter-spacing:1.7px;color:#7a857c;display:block;text-align:right;margin-bottom:25px}.art-caption{display:flex;align-items:center;gap:13px;font-size:11px;color:#657469;margin:20px 0 0 50px}.cross{font-size:25px;color:var(--green)}.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;justify-content:center;align-items:center;gap:4vw;padding:24px 5%;font-size:12px;letter-spacing:.7px}.strip i{font-size:18px;color:#869476;font-style:normal}.section{padding-top:105px;padding-bottom:105px}.section-top{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:45px}.section-top>p{color:var(--muted);font-size:14px;max-width:370px;margin-bottom:26px}.services{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.service-image{display:block;position:relative;background:#f7f8f5;overflow:hidden;aspect-ratio:1.15}.service-image img{width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply;transition:transform .35s}.service-image:hover img{transform:scale(1.05)}.service-image>span{position:absolute;top:12px;left:15px;font-size:10px}.service-title{display:flex;align-items:start;justify-content:space-between;gap:10px;margin-top:24px}.service-title h3{font-size:19px}.service-title a{font-size:22px;line-height:1}.services p{font-size:13px;color:var(--muted);line-height:1.8;margin:0 0 22px}.services small{font-size:8px;letter-spacing:1.3px;color:#32647c;display:block;padding-top:17px;border-top:1px solid var(--line)}.systems{background:var(--wash);padding:85px 0}.systems-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}.systems p:not(.eyebrow){color:var(--muted);font-size:14px;max-width:390px}.systems figure{margin:0}.systems figure img{mix-blend-mode:multiply}.systems figcaption{font-size:10px;color:var(--muted);margin-top:15px;text-align:center}.system-controls{margin-top:25px}.system-controls button{border:0;border-bottom:1px solid #ccd5c9;background:transparent;display:flex;width:100%;text-align:left;align-items:center;gap:20px;padding:15px 5px;color:var(--muted);font-size:11px}.system-controls button span{flex:1;font-size:16px}.system-controls button.active{color:var(--green);font-weight:bold;border-bottom:2px solid var(--green)}#system-text{min-height:68px;font-size:12px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:55px;margin-top:50px}.steps article{border-top:1px solid var(--line);padding-top:24px}.steps b{font:italic 29px Georgia;color:#b64f43;display:block;margin-bottom:25px}.steps p{font-size:14px;color:var(--muted);max-width:310px}.detail-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;padding:25px 0}.detail-band img{max-height:280px;width:100%;object-fit:contain}.detail-band p:not(.eyebrow){color:var(--muted);font-size:14px;max-width:420px}.detail-band .eyebrow{margin-bottom:16px}.detail-band h2{font-size:38px}.faq{display:grid;grid-template-columns:1fr 1.3fr;gap:60px}details{border-bottom:1px solid var(--line);padding:21px 0}summary{cursor:pointer;font-size:16px;list-style:none;display:flex;justify-content:space-between;gap:20px}summary:after{content:'+';color:var(--green);font-size:20px}details[open] summary:after{content:'−'}details p{color:var(--muted);font-size:14px;max-width:540px}.contact{background:var(--green);color:#fff;padding:85px 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px}.contact .eyebrow{color:#d9e4e8}.contact h2{font-size:52px}.contact p{color:#e0e7eb;font-size:14px}.big-phone{display:inline-block;font-size:29px;letter-spacing:-.5px;margin-top:18px;border-bottom:1px solid #8ea79a;padding-bottom:7px}.company{font-size:12px;color:#d7e3e8;margin-top:40px;line-height:1.9}form label{display:block;font-size:12px;margin-bottom:8px}input,select,textarea{width:100%;padding:13px 15px;background:#ffffff09;border:1px solid #ffffff4a;color:white;border-radius:0;margin-bottom:18px;resize:vertical}select option{color:var(--ink);background:white}::placeholder{color:#d0dce1;font-size:13px}.light{background:#f5f2eb;color:var(--green);border-color:#f5f2eb;width:100%;margin-top:4px}.light:hover{background:#fff}.contact .form-note{font-size:10px;line-height:1.7;max-width:400px}#sms-result{padding-top:18px}#copy{border:1px solid #ffffff60;background:transparent;color:#fff;padding:8px 15px}footer{display:flex;align-items:center;justify-content:space-between;padding:35px 0;font-size:11px;color:var(--muted)}footer .brand{font-size:25px}footer .mark{font-size:29px;width:29px;height:31px}.skip{position:fixed;top:-100px;background:white;padding:10px;z-index:100}.skip:focus{top:10px}@media(min-width:1600px){.hero{min-height:700px}}@media(max-width:1050px){nav{gap:16px}.hero{min-height:580px}.hero-note{flex-wrap:wrap}.services{grid-template-columns:repeat(2,1fr);gap:38px}.system-grid{gap:30px}.contact-grid{gap:50px}.header-phone{font-size:12px}}@media(max-width:720px){html{scroll-padding-top:25px}header{height:80px}.brand{font-size:29px}.header-phone{margin-left:auto;font-size:11px}.header-phone span{display:none}.menu{display:block;background:transparent;border:1px solid var(--line);padding:5px 10px;color:var(--green);font-size:22px}nav{display:none;position:absolute;top:80px;left:0;width:100%;padding:25px 6%;background:white;box-shadow:0 15px 20px #0001;z-index:10}nav.open{display:flex;flex-direction:column;gap:22px}.hero{grid-template-columns:1fr;padding:48px 0 32px;gap:32px;overflow:hidden}.hero h1{font-size:49px;letter-spacing:-2px}.hero .eyebrow{font-size:9px;margin-bottom:23px}.intro{font-size:15px}.actions{gap:20px}.hero-note{margin-top:28px}.hero-art img{max-width:100%;width:100%;margin:0}.drawing-label{margin:0 0 10px}.art-caption{margin:5px 0 0;font-size:10px}.strip{flex-wrap:wrap;gap:12px 22px;font-size:10px;padding:20px 7%}.strip i{display:none}.section{padding-top:64px;padding-bottom:64px}.section-top{display:block;margin-bottom:28px}.section-top>p{margin:0}.section-top h2{font-size:39px}.services{gap:35px 20px}.service-title h3{font-size:17px}.services p{font-size:12px}.services small{font-size:7px}.service-image{aspect-ratio:1}.systems{padding:60px 0}.systems-grid{grid-template-columns:1fr;gap:25px}.systems h2{font-size:42px}.systems p:not(.eyebrow){max-width:none}.systems figure{margin-top:5px}.steps{grid-template-columns:1fr;gap:23px;margin-top:30px}.steps article{display:grid;grid-template-columns:45px 1fr;gap:0 15px}.steps b{grid-row:span 2}.steps h3{margin-bottom:5px}.steps p{margin:0;max-width:none}.detail-band{grid-template-columns:1fr;gap:5px;padding:20px 0 35px}.detail-band img{max-height:200px}.detail-band h2{font-size:35px}.faq{grid-template-columns:1fr;gap:5px}.contact{padding:60px 0}.contact-grid{grid-template-columns:1fr;gap:45px}.contact h2{font-size:45px}.big-phone{font-size:27px}.company{margin-top:23px}footer{gap:15px;flex-wrap:wrap}footer .brand{font-size:23px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* v1.1 — monochrome earthworks identity and phone-first contact */
header{position:sticky;top:0;z-index:30;background:#fff;width:100%;padding:12px max(4%,calc((100% - 1380px)/2));height:110px;box-shadow:0 3px 16px #00000006;gap:24px}
.brand{color:#111;gap:11px;letter-spacing:0;flex-shrink:0}.brand-icon{width:66px;height:50px;object-fit:contain}.brand-word{font-size:30px;font-weight:900;letter-spacing:1px;line-height:1.1}.brand-word small{display:block;font-size:7px;letter-spacing:.8px;margin-top:7px;white-space:nowrap;font-weight:700}header nav{gap:22px}
.header-phone{display:flex;align-items:center;justify-content:center;gap:15px;background:#111;color:#fff;padding:14px 20px;flex-shrink:0;border:2px solid #111;transition:background .2s}.header-phone:hover{background:#333}.header-phone .phone-copy{display:flex;flex-direction:column;margin:0;line-height:1.25}.header-phone small{font-size:9px;letter-spacing:1.8px;margin-bottom:5px;color:#eee}.header-phone strong{font-size:28px;letter-spacing:.2px;white-space:nowrap}.phone-icon{width:28px;height:28px;flex-shrink:0}.hero-call{font-size:15px}.sms-secondary{border:1px solid #ffffff55;padding:22px;align-self:start}.sms-secondary summary{color:#fff;font-size:16px}.sms-secondary summary:after{color:#fff}.sms-secondary form{padding-top:26px}.big-phone{font-weight:700;font-size:35px}.contact-grid{align-items:start}footer .brand-word{font-size:24px}footer .brand-icon{width:52px;height:42px}html{scroll-padding-top:135px}
@media(max-width:1120px){header{gap:15px}header nav{gap:13px;font-size:12px}.brand-word{font-size:26px}.brand-icon{width:53px}.header-phone strong{font-size:25px}.header-phone{padding:12px 15px;gap:11px}}
@media(max-width:900px){header{flex-wrap:wrap;height:auto;padding:12px 5%;gap:12px}.brand{order:0}.menu{order:1;display:block;margin-left:auto;border:1px solid #bbb;background:white;padding:3px 11px;font-size:25px;color:#111}.header-phone{order:2;width:100%;margin:0;padding:10px 16px;gap:18px}.header-phone .phone-copy{display:flex}.header-phone strong{font-size:29px}.header-phone small{font-size:9px;margin-bottom:3px}.header-phone span{display:flex}.header-phone .phone-icon{display:block;width:26px}header nav{display:none;position:absolute;top:100%;left:0;width:100%;background:#fff;padding:25px 5%;box-shadow:0 12px 18px #0001;z-index:31}header nav.open{display:flex;flex-direction:column;gap:20px;font-size:15px}.brand-icon{width:52px;height:40px}.brand-word{font-size:26px}.brand-word small{font-size:6px;margin-top:4px}html{scroll-padding-top:180px}.big-phone{font-size:28px}.hero-call{font-size:14px}.contact-grid{gap:35px}.sms-secondary{padding:18px}}
@media(max-width:370px){.brand-word{font-size:23px}.header-phone strong{font-size:26px}.hero-call{padding:15px;gap:10px;font-size:13px}.big-phone{font-size:24px}}

/* v1.2: fixed call header, including mobile; independent of sticky ancestors */
header{position:fixed;top:0;left:0;right:0;z-index:100;background:#fff}body{padding-top:110px}.mobile-call-bar{display:none}
@media(max-width:900px){body{padding-top:160px;padding-bottom:90px}.mobile-call-bar{display:flex;flex-direction:column;align-items:center;justify-content:center;position:fixed;bottom:0;left:0;right:0;z-index:101;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:#111;color:white;box-shadow:0 -3px 14px #0002;line-height:1.4}.mobile-call-bar span{font-size:9px;letter-spacing:1.8px}.mobile-call-bar strong{font-size:25px}.contact{padding-bottom:75px}}

/* v1.3: supplied MB Zuklita identity, practical service-led copy */
.brand-logo{width:280px;height:68px;display:block}.brand{gap:0}header{gap:18px}.brand-logo image,.service-art image{image-rendering:auto}h1{font-size:clamp(34px,3.65vw,54px);line-height:1.14;letter-spacing:-1.8px}h2{font-size:clamp(32px,3vw,43px)}.hero{grid-template-columns:1.05fr 1fr}.hero-art img{max-width:100%;width:100%;margin:0}.services{grid-template-columns:repeat(3,1fr);gap:40px 32px}.service-image{background:#fff;aspect-ratio:1.85;border-bottom:1px solid var(--line);padding:12px 32px}.service-art{width:100%;height:100%;display:block}.service-title h3{font-size:21px;font-weight:600}.services p{font-size:14px}.service-call{background:#f5f5f3;padding:30px;display:flex;flex-direction:column;justify-content:center}.service-call .eyebrow{font-size:9px;letter-spacing:1px}.service-call h3{font-size:27px}.service-call>a{font-weight:bold;color:#32647c;font-size:22px}.illustration-note{font-size:11px;color:var(--muted);margin:30px 0 0}.button{background:#32647c;border-color:#32647c}.button:hover{background:#254e62}.button.light{background:#fff;color:#32647c;border-color:#fff}.eyebrow>span{background:#b64f43}.contact{background:#294f64}.strip i{color:#b64f43}.steps b{color:#b64f43}footer .brand-logo{width:225px;height:54px}.system-controls button.active{border-color:#32647c;color:#32647c}
@media(max-width:1120px){.brand-logo{width:225px;height:58px}header nav{gap:12px}.header-phone strong{font-size:23px}.services{gap:30px 22px}}
@media(max-width:900px){.brand-logo{width:230px;height:55px}body{padding-top:175px}.header-phone strong{font-size:29px}.services{grid-template-columns:repeat(2,1fr)}header nav{font-size:15px}.service-image{padding:12px 20px}html{scroll-padding-top:190px}}
@media(max-width:720px){.hero{grid-template-columns:1fr}.hero h1{font-size:39px;letter-spacing:-1.3px}.services{gap:30px 18px}.service-image{aspect-ratio:1.4;padding:12px 6px}.service-title h3{font-size:18px}.services p{font-size:13px}.service-call{padding:20px 15px}.service-call h3{font-size:23px}.service-call>a{font-size:17px}.section-top h2{font-size:35px}.contact h2{font-size:40px}}
@media(max-width:390px){.services{grid-template-columns:1fr}.service-image{aspect-ratio:2.1;padding:10px 45px}.hero h1{font-size:34px}}

/* v1.3.1: seven selected service illustrations, no suspended pipe */
.services{grid-template-columns:repeat(4,minmax(0,1fr))}.service-image{aspect-ratio:1.35;padding:10px 8px}.service-title h3{font-size:19px}.service-call{padding:24px 18px}.service-call>a{font-size:19px}
@media(max-width:1100px){.services{grid-template-columns:repeat(2,minmax(0,1fr))}.service-image{aspect-ratio:1.65;padding:14px 30px}}
@media(max-width:720px){.service-image{aspect-ratio:1.2;padding:10px 3px}.service-title h3{font-size:17px}.service-call>a{font-size:16px}}
@media(max-width:390px){.services{grid-template-columns:1fr}.service-image{aspect-ratio:1.7;padding:10px 35px}}