/* Fueltek case study pages — v6.9.475 */
.case-study-page{max-width:100%;overflow:hidden}
.case-study-page section{position:relative}
.case-breadcrumb{max-width:1760px;margin:0 auto;padding:28px clamp(20px,4vw,72px) 0;display:flex;gap:10px;align-items:center;font-size:12px;text-transform:uppercase;letter-spacing:.1em;font-weight:800;color:var(--muted,#a9a9a9)}
.case-breadcrumb a{color:inherit;text-decoration:none}.case-breadcrumb a:hover{color:#efb51d}
.case-hero{max-width:1760px;margin:18px auto 0;padding:clamp(28px,4vw,64px);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:36px;align-items:stretch}
.case-hero__copy{padding:clamp(20px,2.4vw,42px) 0;display:flex;flex-direction:column;justify-content:center}
.case-kicker,.case-eyebrow{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#efb51d;font-weight:900;margin:0 0 14px}
.case-hero h1{font-size:clamp(42px,5.2vw,86px);line-height:.97;letter-spacing:-.04em;margin:0 0 22px;max-width:980px}
.case-hero h1 span{color:#efb51d}
.case-hero__lead{font-size:clamp(17px,1.35vw,22px);line-height:1.65;color:#d5d5d5;max-width:880px;margin:0}
.case-hero__actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.case-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:1px solid rgba(239,181,29,.65);border-radius:999px;color:#f7f7f7;text-decoration:none;font-weight:900;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.case-btn.is-gold{background:#efb51d;color:#080808;border-color:#efb51d}.case-btn:hover{transform:translateY(-1px)}
.case-hero__visual{position:relative;min-height:430px;border:1px solid rgba(239,181,29,.28);border-radius:30px;overflow:hidden;background:#080a08}
.case-hero__visual img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.85) contrast(1.04) brightness(.72)}
.case-hero__visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,6,4,.04),rgba(4,6,4,.42)),linear-gradient(90deg,rgba(239,181,29,.06),transparent 45%)}
.case-hero__visual-label{position:absolute;z-index:2;left:24px;bottom:22px;padding:9px 12px;border:1px solid rgba(239,181,29,.4);border-radius:999px;background:rgba(4,6,4,.72);backdrop-filter:blur(8px);font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:#e6e6e6}
.case-stats{max-width:1760px;margin:0 auto;padding:0 clamp(20px,4vw,72px) 38px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.case-stat{border:1px solid rgba(239,181,29,.2);border-radius:20px;padding:24px;background:linear-gradient(145deg,rgba(15,18,15,.94),rgba(7,9,7,.94))}
.case-stat strong{display:block;color:#efb51d;font-size:clamp(28px,3vw,48px);line-height:1;margin-bottom:8px}.case-stat span{color:#bdbdbd;font-size:14px}
.case-section{max-width:1760px;margin:0 auto;padding:54px clamp(20px,4vw,72px)}
.case-section__head{display:grid;grid-template-columns:minmax(240px,.72fr) minmax(0,1.28fr);gap:32px;margin-bottom:26px;align-items:start}
.case-section__head h2{font-size:clamp(30px,3.8vw,58px);line-height:1.02;margin:0;letter-spacing:-.035em}.case-section__head h2 span{color:#efb51d}
.case-section__head p{margin:0;color:#bdbdbd;line-height:1.75;font-size:16px;max-width:760px}
.case-two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.case-panel{border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:clamp(24px,3vw,42px);background:linear-gradient(145deg,rgba(15,18,15,.9),rgba(7,9,7,.92))}
.case-panel.is-gold{border-color:rgba(239,181,29,.34)}
.case-panel small{display:block;color:#efb51d;text-transform:uppercase;letter-spacing:.14em;font-size:11px;font-weight:900;margin-bottom:12px}.case-panel h3{font-size:clamp(24px,2.2vw,36px);line-height:1.1;margin:0 0 18px}
.case-panel ul{list-style:none;padding:0;margin:0;display:grid;gap:14px}.case-panel li{position:relative;padding-left:22px;color:#c9c9c9;line-height:1.65}.case-panel li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:2px;background:#efb51d}
.case-result{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:18px;align-items:stretch}
.case-result__main,.case-feedback{border-radius:26px;padding:clamp(26px,3.4vw,48px)}
.case-result__main{border:1px solid rgba(239,181,29,.28);background:linear-gradient(135deg,rgba(239,181,29,.08),rgba(8,10,8,.94))}
.case-result__main h2{font-size:clamp(32px,4vw,58px);margin:0 0 18px;line-height:1}.case-result__main p{font-size:18px;line-height:1.75;color:#d2d2d2;margin:0}
.case-feedback{border:1px solid rgba(255,255,255,.1);background:#0a0c0a}.case-feedback small{display:block;color:#efb51d;font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:900;margin-bottom:14px}.case-feedback p{font-size:18px;line-height:1.7;color:#e4e4e4;margin:0}
.case-products{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.case-product{display:flex;justify-content:space-between;gap:20px;align-items:center;border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:20px 22px;text-decoration:none;color:#f5f5f5;background:#0a0c0a;font-weight:900}.case-product span{color:#efb51d}.case-product:hover{border-color:rgba(239,181,29,.55)}
.case-cta{max-width:1620px;margin:36px auto 68px;padding:clamp(30px,4vw,58px);border:1px solid rgba(239,181,29,.35);border-radius:30px;background:radial-gradient(circle at 85% 20%,rgba(239,181,29,.13),transparent 30%),#080a08;display:flex;align-items:center;justify-content:space-between;gap:28px}
.case-cta h2{font-size:clamp(30px,3.6vw,54px);margin:0 0 10px;line-height:1}.case-cta p{margin:0;color:#bdbdbd;max-width:700px;line-height:1.65}
.case-cta__actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
@media(max-width:1000px){.case-hero{grid-template-columns:1fr}.case-hero__visual{min-height:360px}.case-section__head,.case-result{grid-template-columns:1fr}.case-two{grid-template-columns:1fr}.case-products{grid-template-columns:1fr}.case-cta{margin-left:20px;margin-right:20px;align-items:flex-start;flex-direction:column}.case-cta__actions{justify-content:flex-start}}
@media(max-width:720px){.case-hero{padding:24px 18px}.case-breadcrumb{padding-left:18px;padding-right:18px}.case-stats{grid-template-columns:1fr;padding-left:18px;padding-right:18px}.case-section{padding:38px 18px}.case-hero__visual{min-height:270px;border-radius:22px}.case-panel{border-radius:20px}.case-products{gap:10px}}


/* Expanded case-study depth — v6.9.476 */
.case-narrative-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.55fr);gap:16px;align-items:stretch}
.case-narrative,.case-record-card{border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:clamp(24px,3vw,42px);background:linear-gradient(145deg,rgba(15,18,15,.92),rgba(7,9,7,.94))}
.case-narrative{border-color:rgba(239,181,29,.22)}.case-narrative small,.case-record-card small{display:block;color:#efb51d;text-transform:uppercase;letter-spacing:.14em;font-size:11px;font-weight:900;margin-bottom:12px}.case-narrative h3,.case-record-card h3{font-size:clamp(24px,2.25vw,38px);line-height:1.08;margin:0 0 18px}.case-narrative p{font-size:16px;line-height:1.78;color:#c9c9c9;margin:0 0 16px}.case-narrative p:last-child{margin-bottom:0}.case-narrative strong{color:#f1f1f1}.case-record-card ul{list-style:none;padding:0;margin:0;display:grid;gap:14px}.case-record-card li{padding:14px 0;border-top:1px solid rgba(255,255,255,.08);display:grid;gap:5px}.case-record-card li:first-child{border-top:0}.case-record-card strong{color:#efb51d;font-size:20px}.case-record-card span{color:#bdbdbd;line-height:1.5}
.case-tech-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.case-tech-card{position:relative;border:1px solid rgba(255,255,255,.1);border-radius:22px;padding:26px;background:#090b09;overflow:hidden}.case-tech-card::before{content:"";position:absolute;inset:auto -70px -80px auto;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(239,181,29,.1),transparent 68%);pointer-events:none}.case-tech-card__top{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}.case-tech-card small{color:#efb51d;text-transform:uppercase;letter-spacing:.11em;font-size:10px;font-weight:900}.case-tech-num{width:30px;height:1px;background:#efb51d}.case-tech-card h3{font-size:24px;line-height:1.12;margin:0 0 14px}.case-tech-card p{color:#bdbdbd;line-height:1.7;margin:0 0 18px}.case-tech-card a{color:#f5f5f5;text-decoration:none;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.case-tech-card a span{color:#efb51d}
.case-flow{display:grid;gap:10px;counter-reset:flow}.case-flow-step{display:grid;grid-template-columns:54px minmax(0,1fr);gap:20px;align-items:start;border-top:1px solid rgba(255,255,255,.1);padding:22px 0}.case-flow-step:last-child{border-bottom:1px solid rgba(255,255,255,.1)}.case-flow-step>span{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;border:1px solid rgba(239,181,29,.45);color:#efb51d;font-size:11px;font-weight:900}.case-flow-step h3{margin:0 0 7px;font-size:22px}.case-flow-step p{margin:0;color:#bdbdbd;line-height:1.68;max-width:1050px}
.case-guidance-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.case-guidance-grid article{border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:24px;background:linear-gradient(145deg,rgba(13,16,13,.92),rgba(7,9,7,.92))}.case-guidance-grid article>span{color:#efb51d;font-size:11px;font-weight:900;letter-spacing:.12em}.case-guidance-grid h3{font-size:22px;margin:12px 0 10px}.case-guidance-grid p{margin:0;color:#bdbdbd;line-height:1.65}
.case-insight{border:1px solid rgba(239,181,29,.3);border-radius:28px;padding:clamp(28px,4vw,52px);background:radial-gradient(circle at 15% 0%,rgba(239,181,29,.1),transparent 30%),#090b09;display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:34px}.case-insight h2{font-size:clamp(32px,4vw,58px);line-height:1;margin:0}.case-insight h2 span{color:#efb51d}.case-insight__copy p{font-size:17px;line-height:1.78;color:#d0d0d0;margin:0 0 16px}.case-insight__copy p:last-child{margin-bottom:0}
.case-faq-list{display:grid;gap:10px}.case-faq{border:1px solid rgba(255,255,255,.1);border-radius:16px;background:#090b09;padding:0 20px}.case-faq[open]{border-color:rgba(239,181,29,.32)}.case-faq summary{cursor:pointer;list-style:none;padding:20px 32px 20px 0;font-weight:900;font-size:16px;position:relative}.case-faq summary::-webkit-details-marker{display:none}.case-faq summary::after{content:"+";position:absolute;right:0;top:17px;color:#efb51d;font-size:24px;font-weight:400}.case-faq[open] summary::after{content:"−"}.case-faq p{margin:0;padding:0 0 20px;color:#bdbdbd;line-height:1.7;max-width:1200px}
@media(max-width:1100px){.case-tech-grid,.case-guidance-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.case-narrative-grid,.case-insight{grid-template-columns:1fr}}
@media(max-width:720px){.case-tech-grid,.case-guidance-grid{grid-template-columns:1fr}.case-flow-step{grid-template-columns:44px minmax(0,1fr);gap:12px}.case-narrative,.case-record-card{border-radius:20px}.case-insight{border-radius:22px}}