/* Revision 4: one rigid mechanism, three photographic field chapters. */
.hero-stage{height:100svh;min-height:0}
.rig-stage{position:absolute;inset:0 0 14% 44%;z-index:2;transform-origin:50% 90%;transform:scale(calc(1 + var(--hero-p,0)*.025))}
.pump-rig{display:block;width:100%;height:100%;overflow:visible}
.hero-world .world-back{opacity:1;inset:0;transform:scale(1.025);z-index:0}
.hero-world .world-back img{object-fit:cover;object-position:center 75%}
.hero-world:after{background:linear-gradient(90deg,#102b43 0%,#102b43fc 31%,#102b43dd 39%,#102b4300 65%)}
.field-hero .world-near{height:28%;bottom:-45px}
.field-hero-content{padding-top:clamp(80px,14vh,145px)}
.field-hero-content h1{font-size:clamp(65px,6vw,96px);max-width:650px}
.field-hero .world-atmosphere{background:radial-gradient(ellipse at 84% 30%,#f4e4b81a,transparent 48%)}
.operations-v4{background:#102b43;color:#fff;overflow:visible;--sc-ink:#fff;--sc-ink-soft:#bccfdd;--sc-accent:#aed2ff}
.operations-v4 .field-stage{position:sticky;top:0;height:100svh;min-height:650px;display:block;background:#102b43;overflow:hidden;isolation:isolate}
.ops-heading{position:absolute;top:34px;left:0;right:0;z-index:4;display:flex;align-items:flex-start;justify-content:space-between;gap:30px;pointer-events:none}
.ops-heading h2{font-size:clamp(34px,3.2vw,49px);line-height:1.04;color:#fff;max-width:450px;letter-spacing:-.015em}
.ops-heading h2 span{color:#acd2ff}
.operations-v4 .field-chapters{pointer-events:auto;margin:0;gap:25px;border-color:#8ba8bc80;align-self:flex-start;padding:5px 18px 0;background:#102b43}
.operations-v4 .field-chapters button{font-size:12px;color:#d0deea;gap:22px;border-bottom-color:transparent;padding-bottom:13px;position:relative}
.operations-v4 .field-chapters button[aria-pressed=true]{color:#fff;border-bottom-color:#94c5ff}
.operations-v4 .field-chapters button:hover{color:#94c5ff}
.operations-v4 .field-chapters button:active{transform:translateY(1px)}
.operations-v4 .field-board{position:absolute;inset:0;display:block;min-height:0;background:#102b43}
.operations-v4 .field-service-group{position:absolute;inset:0;min-height:0;animation:chapter-arrive .6s cubic-bezier(.2,.7,.25,1) both;isolation:isolate;overflow:hidden}
.operations-v4 .field-service-group[hidden]{display:none}
.chapter-photo{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:65% 50%;z-index:-3;transform:scale(calc(1.035 + var(--sc-p,0)*.025))}
#services-operating .chapter-photo{scale:-1 1}
.chapter-shade{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,#102b43 0%,#102b43f7 25%,#102b43d6 38%,#102b4300 68%),linear-gradient(#102b43eb 0%,#102b4300 28%,#102b4300 78%,#102b43d9 100%)}
.chapter-copy{position:absolute;top:50%;left:max(40px,calc((100vw - 1280px)/2));transform:translateY(-40%);max-width:415px;width:32%;padding-bottom:5px}
.chapter-label{font-size:11px;letter-spacing:.07em;color:#a9c9e3;margin:0 0 20px!important;text-transform:uppercase}
.operations-v4 .field-service-group h3{font-size:clamp(44px,4.1vw,64px);line-height:1.01;color:#fff;letter-spacing:-.015em}
.operations-v4 .field-service-group .chapter-copy>p:not(.chapter-label){font-size:13px;color:#d3dfE8;line-height:1.8;margin:19px 0 25px;max-width:350px}
.operations-v4 .service-picker legend{color:#9bb9d2;font-size:9px;margin:0 0 7px;letter-spacing:.08em}
.operations-v4 .service-picker label{font-size:13px;color:#f2f6fb;border-color:#7c9aad55;min-height:55px;padding-block:10px;gap:13px}
.operations-v4 .service-picker small{font-size:10px;color:#b5c9d9;margin-top:3px}
.operations-v4 .service-picker input{border-color:#b4cde0;background:#102b4340;width:20px;height:20px}
.operations-v4 .service-picker input:checked{background:#aed2ff;border-color:#aed2ff}
.operations-v4 .service-picker input:checked:after{border-color:#102b43}
.operations-v4 .service-picker label:hover,.operations-v4 .service-picker label:has(input:checked){color:#aed2ff}
.operations-v4 .field-detail-link{color:#b5d6ff;border-color:#7999b7;font-size:11px;margin-top:20px}
.ops-bottom{position:absolute;bottom:22px;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:25px;z-index:4;border-top:1px solid #aac4d340;padding-top:17px;font-size:11px}
.ops-bottom a{color:#e6eff7;display:flex;gap:18px;align-items:center;min-height:32px}
.ops-bottom>a:last-child{color:#b1d4ff;font-weight:600}
.ops-bottom small{color:#c0cfda;font-size:9px}
@keyframes chapter-arrive{from{opacity:.2;clip-path:inset(0 0 5% 0)}to{opacity:1;clip-path:inset(0)}}
/* Every chapter remains visible in normal flow on phones, short screens and motion-off. */
.ops-flow .operations-v4{height:auto!important}
.ops-flow .operations-v4 .field-stage{height:auto!important;min-height:0;position:relative!important;overflow:visible}
.ops-flow .ops-heading{position:relative;padding-block:35px;pointer-events:auto}
.ops-flow .operations-v4 .field-board{position:relative;inset:auto}
.ops-flow .operations-v4 .field-service-group{position:relative;inset:auto;min-height:650px;display:block;animation:none}
.ops-flow .ops-bottom{position:relative;inset:auto;margin-top:0;padding-block:20px}
html:not(.field-enhanced) .operations-v4{height:auto!important}
html:not(.field-enhanced) .operations-v4 .field-stage{height:auto;position:relative;overflow:visible}
html:not(.field-enhanced) .ops-heading,html:not(.field-enhanced) .ops-bottom{position:relative;inset:auto;padding-block:30px}
html:not(.field-enhanced) .operations-v4 .field-board{position:relative;inset:auto;min-height:0}
html:not(.field-enhanced) .operations-v4 .field-service-group{position:relative;min-height:650px}
@media(min-width:900px) and (max-height:800px){.ops-heading{top:25px}.ops-heading h2{font-size:35px}.chapter-copy{transform:translateY(-35%)}.operations-v4 .field-service-group h3{font-size:49px}.operations-v4 .field-service-group .chapter-copy>p:not(.chapter-label){margin:13px 0 17px}.chapter-label{margin-bottom:14px!important}.ops-bottom{bottom:12px}}
@media(min-width:900px) and (max-width:1200px){.operations-v4 .field-chapters{gap:18px}.operations-v4 .field-chapters button{gap:14px;font-size:11px}.chapter-copy{left:35px;width:36%}}
@media(max-width:899px){
 .ops-heading{display:block;padding-block:30px!important}
 .ops-heading h2{font-size:43px;max-width:500px}
 .operations-v4 .field-chapters{justify-content:space-between;margin-top:20px;gap:14px;padding-top:0}
 .operations-v4 .field-chapters button{font-size:11px;gap:12px;min-height:48px}
 .operations-v4 .field-service-group{padding-top:0;min-height:0!important;overflow:hidden}
 .chapter-photo{position:relative;inset:auto;display:block;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:70% center;transform:scale(1.025);z-index:0}
 .chapter-shade{display:none}
 .chapter-copy{position:relative;inset:auto;transform:none;max-width:none;width:auto;padding:29px max(24px,calc((100vw - 650px)/2)) 40px;background:#102b43;z-index:1}
 .chapter-label{font-size:10px;margin-bottom:15px!important}
 .operations-v4 .field-service-group h3{font-size:43px;max-width:450px}
 .operations-v4 .field-service-group .chapter-copy>p:not(.chapter-label){font-size:13px;max-width:500px;margin:17px 0 25px}
 .operations-v4 .service-picker label{min-height:61px;font-size:13px}
 .operations-v4 .service-picker small{font-size:10px}
 .ops-bottom{flex-wrap:wrap;column-gap:15px;row-gap:4px;padding-block:18px 28px!important}
 .ops-bottom small{order:2;width:100%}
 .ops-bottom a{font-size:10px;gap:10px}
 .rig-stage{inset:0 5% 0 5%;transform:none}
 .hero-world{height:clamp(285px,45svh,380px)}
 .hero-world:after{background:linear-gradient(#102b43 0%,#102b4300 16%)}
 .field-hero .world-back img{object-position:center bottom}
 .field-hero .world-near{height:25%;bottom:-20px}
 .field-hero-content{padding-top:25px;padding-bottom:18px}
}
@media(max-width:760px){.hero-stage{justify-content:center}.rig-stage{inset:-8% 2% -4% 2%}.field-hero-content h1{font-size:clamp(43px,8.7vw,65px)}.field-hero[data-sc-act=flow] .hero-world{height:330px}}
@media(max-width:760px){.hero-stage{height:calc(100svh - 91px)}}
@media(max-width:370px){.ops-heading h2{font-size:38px}.operations-v4 .field-chapters button{font-size:10px}.chapter-copy{padding-inline:22px}.operations-v4 .field-service-group h3{font-size:40px}}
html.motion-off .operations-v4 .field-service-group{animation:none!important}
html.motion-off .chapter-photo{transform:none!important}
@media(prefers-reduced-motion:reduce){.operations-v4 .field-service-group{animation:none!important}.chapter-photo,.rig-stage{transform:none!important}}