@font-face{font-family:Armenian;src:url('assets/noto-sans-armenian.ttf');font-display:swap}
:root{--ink:#172b40;--red:#cf343d;--accent:#236ab1}*{box-sizing:border-box}body{margin:0;background:#fafaf8;color:var(--ink);font:14px Armenian,'Segoe UI',sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,.carousel:focus-visible{outline:3px solid #e87840;outline-offset:4px}img{display:block}.preview-strip{text-align:center;font-size:10px;padding:7px 12px;background:#e9edf0;color:#596a7b}.header{max-width:1440px;margin:auto;height:92px;padding:0 4%;display:flex;align-items:center;gap:60px}.optoil{font:900 40px/1 Arial,sans-serif;letter-spacing:-1.8px}.optoil span{color:var(--red)}.header nav{display:flex;gap:27px}.header nav button{border:0;background:none;color:var(--ink);font-size:12px}.header-end{display:flex;align-items:center;gap:26px;margin-left:auto;font:11px Arial,sans-serif}.account{padding:12px 18px;background:none;border:1px solid #ccd2d7;color:var(--ink);font-size:12px}.account span{margin-left:24px}.carousel{max-width:1440px;margin:0 auto;position:relative;background:#182a3a;isolation:isolate}.hero{height:580px;position:relative;overflow:hidden}.slide{height:100%;position:relative;isolation:isolate;overflow:hidden;background:#152434}.scene{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:55% center;z-index:-3}.shade{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(6,20,34,.88) 0%,rgba(9,22,32,.75) 27%,rgba(9,22,32,.16) 68%,rgba(9,22,32,.1)),linear-gradient(0deg,rgba(8,17,24,.5),transparent 50%)}.slide-copy{position:absolute;top:55px;left:6%;width:47%;color:#fff;z-index:3}.slide-logo{display:flex;align-items:center;justify-content:center;width:160px;height:62px;background:#fff;padding:14px 18px;margin-bottom:27px;border-radius:2px}.slide-logo img{max-width:100%;max-height:100%;object-fit:contain}.slide-copy .eyebrow{font-size:10px;letter-spacing:1.7px;line-height:1.7;margin:0 0 14px;color:#fff9}.slide-copy h2{font-size:clamp(29px,3.4vw,46px);line-height:1.3;font-weight:650;letter-spacing:-1.1px;margin:0 0 18px;max-width:530px}.slide-copy h2 span{display:block}.slide-copy .summary{font-size:13px;line-height:1.9;max-width:400px;color:#e3e9ee;margin:0 0 30px}.explore{display:inline-flex;align-items:center;gap:36px;padding:15px 20px;border:0;background:var(--accent);color:var(--button-text,#fff);font-size:12px;font-weight:650}.explore span{font:22px/1 Arial,sans-serif}.series-name{position:absolute;left:6%;bottom:29px;color:#fffc;font:11px/1.6 Arial,sans-serif;letter-spacing:.8px;z-index:3}.series-name strong{display:block;font-size:16px;color:#fff;letter-spacing:0;font-weight:500}.product-stage{position:absolute;right:5%;bottom:42px;width:360px;height:376px;isolation:isolate}.product-stage:before{content:'';position:absolute;inset:47px -22px -5px;background:linear-gradient(145deg,#f8f7f3,#e3e7e4);border-radius:160px 160px 14px 14px;z-index:-1;box-shadow:0 24px 70px #0003}.bottles{position:absolute;inset:0 0 44px;display:flex;align-items:flex-end;justify-content:center;gap:0;mix-blend-mode:multiply}.bottle{display:block;position:relative;flex-shrink:0;height:var(--bottle-height,300px);aspect-ratio:var(--aspect);overflow:hidden}.bottle img{position:absolute;max-width:none;width:var(--iw);height:var(--ih);left:var(--il);top:var(--it)}.bottles .small{--bottle-height:220px;margin-left:-14px;z-index:2}.bottles .large{--bottle-height:300px}.bottles.single .bottle{--bottle-height:300px}.product-caption{position:absolute;bottom:14px;left:5px;right:5px;text-align:center;color:#3e4f59;font:11px/1.5 Arial,sans-serif}.product-caption strong{font-weight:600}.hero-controls{position:absolute;bottom:22px;right:30px;display:flex;gap:7px;align-items:center;z-index:8;color:white}.hero-controls button{color:white;background:#152534a1;border:1px solid #ffffff48;width:35px;height:34px;font:19px Arial,sans-serif;backdrop-filter:blur(8px)}.hero-controls button:hover{background:#ffffff35}.slide-count{margin-right:10px;font:11px Arial,sans-serif;letter-spacing:2px}.brand-navigation{max-width:1440px;margin:auto;display:grid;grid-template-columns:repeat(5,1fr);background:white;border-bottom:1px solid #e0e3e5}.brand-tab{position:relative;border:0;border-right:1px solid #e9ebec;background:white;height:90px;padding:20px 30px;display:flex;align-items:center;justify-content:center;overflow:hidden}.brand-tab:last-child{border-right:0}.brand-tab img{max-width:132px;width:100%;height:37px;object-fit:contain;opacity:.55;transition:opacity .2s,transform .2s}.brand-tab[data-brand="Quaker State"] img{height:52px}.brand-tab[data-brand="Pennzoil"] img{height:51px}.brand-tab[data-brand="Toyota"] img{height:34px;max-width:126px}.brand-tab[aria-current=true]{background:#f5f7f8}.brand-tab[aria-current=true] img,.brand-tab:hover img{opacity:1;transform:translateY(-1px)}.brand-tab:after{content:'';position:absolute;bottom:0;height:3px;left:0;background:var(--tab-accent);width:0}.brand-tab[aria-current=true]:after{width:100%}.closing{max-width:1440px;margin:auto;padding:28px 4% 38px;display:flex;align-items:center;justify-content:space-between;gap:30px}.closing p{font-size:8px;letter-spacing:1.5px;color:#89929a;margin:0 0 8px}.closing h2{font-size:20px;font-weight:550;margin:0}.closing button{background:none;border:0;border-bottom:1px solid #aab4bb;padding:10px 0;font-size:11px;color:var(--ink)}.closing button span{margin-left:30px}.castrol .scene{object-position:62% center}.castrol .shade{background:linear-gradient(90deg,#041b17ee 0%,#071b18b5 37%,#071b1840 100%)}.castrol .product-stage{right:6%}.pennzoil .scene{object-position:60% center}.pennzoil .shade{background:linear-gradient(90deg,#17170ff0 0%,#191a12bb 35%,#17170f15 85%)}.pennzoil .slide-logo{padding:7px 22px}.quaker .scene{object-position:77% center}.quaker .shade{background:linear-gradient(90deg,#003e30 0%,#003e30f5 26%,#003e3080 58%,#003e3020 100%)}.quaker .slide-logo{padding:5px 26px}.toyota .shade{background:linear-gradient(90deg,#18222ff0 0%,#18222fa6 42%,#18222f20 100%)}.slide{animation:slide-in .5s ease-out}@keyframes slide-in{from{opacity:.2}to{opacity:1}}dialog{border:0;padding:30px;width:min(960px,calc(100% - 32px));max-height:86dvh;color:var(--ink);background:#f7f8f7;box-shadow:0 25px 90px #0004}dialog::backdrop{background:#0d1e2cbb;backdrop-filter:blur(5px)}body.modal-open{overflow:hidden}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.dialog-heading h2{font-size:25px;margin:0}.dialog-heading button{border:1px solid #c6cdd1;background:none;font:26px Arial,sans-serif;padding:3px 11px;color:var(--ink)}.muted{font-size:12px;line-height:1.8;color:#667781}.products{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:25px}.product{background:white;padding:18px}.product-photo{height:155px;display:flex;justify-content:center;align-items:center}.product-photo .bottle{--bottle-height:145px}.product h3{font:600 15px/1.5 Arial,sans-serif;margin:16px 0 8px}.product p{font-size:11px;color:#687b88;margin:0}#about-dialog{max-width:480px}#about-dialog p{line-height:1.9;color:#687b88}.dialog-done{background:var(--red);color:#fff;border:0;padding:13px 18px;margin-top:14px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1440px){.hero{height:640px}.product-stage{right:9%;bottom:62px;width:415px;height:416px}.bottles .large{--bottle-height:340px}.bottles .small{--bottle-height:250px}.bottles.single .bottle{--bottle-height:335px}.slide-copy{top:68px}.slide-copy h2{font-size:48px}}
@media(max-width:1000px){.header{gap:30px}.hero{height:550px}.slide-copy{top:42px;left:4%;width:49%}.slide-copy h2{font-size:32px}.slide-copy .summary{font-size:12px}.product-stage{right:4%;width:290px;height:325px;bottom:59px}.bottles .large{--bottle-height:254px}.bottles .small{--bottle-height:188px}.bottles.single .bottle{--bottle-height:260px}.product-stage:before{inset:35px -10px -5px}.series-name{left:4%}.brand-tab{padding:18px;height:82px}.brand-tab img{max-width:116px}.closing h2{font-size:17px}}
@media(max-width:680px){.header{height:76px;padding:0 20px;gap:15px}.optoil{font-size:34px}.header nav{display:none}.header-end{gap:16px}.account{padding:10px 14px}.account span{margin-left:12px}.hero{height:716px}.slide-copy{left:24px;top:26px;right:24px;width:auto}.slide-logo{width:124px;height:47px;padding:10px 14px;margin-bottom:19px}.slide-copy .eyebrow{font-size:8px;letter-spacing:1.2px;margin-bottom:9px}.slide-copy h2{font-size:29px;line-height:1.25;letter-spacing:-.7px;margin-bottom:11px}.slide-copy .summary{font-size:11px;line-height:1.8;max-width:340px;margin-bottom:18px}.explore{padding:12px 15px;font-size:11px;gap:25px}.product-stage,.castrol .product-stage{right:50%;transform:translateX(50%);bottom:73px;width:265px;height:295px}.product-stage:before{inset:26px -15px -5px;border-radius:130px 130px 12px 12px}.bottles{bottom:38px}.bottles .large{--bottle-height:238px}.bottles .small{--bottle-height:177px}.bottles.single .bottle{--bottle-height:237px}.product-caption{font-size:10px;bottom:12px}.hero-controls{right:22px;bottom:20px}.series-name{left:24px;bottom:24px;max-width:45%;font-size:9px;letter-spacing:.1px}.series-name strong{font-size:11px}.scene{object-position:63% center}.shade,.castrol .shade,.pennzoil .shade,.quaker .shade,.toyota .shade{background:linear-gradient(180deg,#102330ed,#102330c4 40%,#10233030 73%,#102330c9)}.quaker .shade{background:linear-gradient(180deg,#003e30fa,#003e30cf 39%,#003e3040 74%,#003e30bf)}.brand-navigation{grid-template-columns:repeat(5,minmax(0,1fr))}.brand-tab{height:69px;padding:11px 9px}.brand-tab img{height:25px}.brand-tab[data-brand="Quaker State"] img,.brand-tab[data-brand="Pennzoil"] img{height:34px}.brand-tab[data-brand="Toyota"] img{height:25px}.closing{display:block;padding:23px 22px 30px}.closing h2{font-size:17px}.closing button{margin-top:16px}.products{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.product{padding:12px}.product h3{font-size:13px}.product-photo{height:135px}.product-photo .bottle{--bottle-height:125px}.dialog-heading h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}
.product-stage:before{inset:-12px -22px -5px;border-radius:18px}.toyota .scene{object-position:center 62%}.hero-controls{bottom:9px}.slide-count{padding:5px 7px;background:#152534a1;border-radius:2px}@media(max-width:680px){.product-stage:before{inset:-8px -15px -5px;border-radius:15px}.hero-controls{bottom:20px}}
.castrol .scene{width:175%;object-position:left center}
.mobil .scene{object-position:center 56%}.castrol .scene{width:100%;object-position:center 63%}.pennzoil .scene{object-position:center 48%}.mobil .shade{background:linear-gradient(90deg,#081b2de6 0%,#081b2da6 28%,#081b2d18 57%,#081b2d10)}.castrol .shade{background:linear-gradient(90deg,#061612e0 0%,#0616128c 28%,#06161205 58%,#06161210)}.pennzoil .shade{background:linear-gradient(90deg,#101b28ee 0%,#101b28a8 28%,#101b2810 58%,#101b2810)}@media(max-width:680px){.mobil .shade,.castrol .shade,.pennzoil .shade{background:linear-gradient(180deg,#102330ed,#102330b8 38%,#10233020 73%,#102330c9)}}

/* Photo-led hero: product photography remains in the collection dialog. */
.hero-controls{bottom:25px}
@media(max-width:680px){.hero{height:600px}.hero-controls{bottom:22px}.series-name{bottom:26px}.mobil .scene{object-position:49% center}.castrol .scene{object-position:52% center}.pennzoil .scene{object-position:50% center}}
.quaker .scene{object-position:center 70%}.quaker .shade{background:linear-gradient(90deg,#003e30ed 0%,#003e30b8 28%,#003e3030 62%,#003e3010)}@media(max-width:680px){.quaker .shade{background:linear-gradient(180deg,#003e30fa,#003e30c4 39%,#003e3020 74%,#003e30bf)}}

/* Integrated guest landing: real account routes, no private catalog payload. */
[hidden]{display:none!important}.mobil{--accent:#1266aa}.castrol,.toyota{--accent:#d93037}.pennzoil{--accent:#f4c42b;--button-text:#26251c}.quaker{--accent:#e8c451;--button-text:#163b30}
.header nav a{font-size:12px}.languages{display:flex;gap:12px}.languages [aria-current]{text-decoration:underline;text-underline-offset:5px}.account{white-space:nowrap}.hero-controls button{min-width:44px;min-height:44px}.closing .explore{background:var(--red);color:#fff}.how{max-width:1440px;padding:38px 4% 55px;margin:auto;border-top:1px solid #e0e3e5}.how>p,.steps p{color:#637182;line-height:1.8}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;margin-top:30px}.steps h3{font-size:18px}.step-number{font:600 14px Arial;color:var(--red)}footer{max-width:1440px;margin:auto;padding:30px 4%;border-top:1px solid #e0e3e5;display:flex;justify-content:space-between;align-items:center}footer .optoil{font-size:28px}footer div{display:flex;gap:25px}.skip-link{position:absolute;left:10px;top:-100px;z-index:50;background:white;padding:14px}.skip-link:focus{top:10px}
@media(max-width:680px){.header{padding:14px 18px;height:auto;min-height:90px;flex-wrap:wrap}.header .optoil{font-size:31px}.header-end{gap:13px}.languages{gap:8px;font-size:10px}.account{font-size:12px;padding:10px}.steps{grid-template-columns:1fr;gap:17px}.steps h3{margin:8px 0}.steps p{margin:0}.closing .explore{margin-top:18px}.how{padding:28px 22px}.hero-controls{right:16px}.series-name{left:20px}.brand-tab{min-height:65px}.slide-copy .summary{font-size:13px}.explore{min-height:44px}.slide-copy{left:20px;right:20px}.slide-copy h2{font-size:28px}}
/* Landscape photos need their own frame on phones, not a portrait crop. */
@media(max-width:680px){
 .slide:not(.mobil){background:#152434}
 .slide.quaker{background:#003e30}
 .slide:not(.mobil) .slide-copy{top:22px}
 .slide:not(.mobil) .slide-logo{margin-bottom:14px}
 .slide:not(.mobil) .slide-copy h2{font-size:26px}
 .slide:not(.mobil) .slide-copy .summary{margin-bottom:14px}
 .slide:not(.mobil) .scene{inset:auto 0 66px;width:100%;height:230px;object-fit:contain;object-position:center;z-index:0}
 .slide:not(.mobil) .shade{display:none}
}