/* v2 enhancements: additive only */
header{background:rgba(255,255,255,.82);backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);transition:background .35s,box-shadow .35s}
header.small{background:rgba(255,255,255,.94)}
.nav nav a{position:relative}.nav nav a::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--red),var(--sky));transform:scaleX(0);transition:transform .3s}.nav nav a:hover::after{transform:scaleX(1)}
.hero{overflow:hidden;isolation:isolate}.hero .wrap{position:relative;z-index:2}
.hero h1{background:linear-gradient(90deg,#fff 30%,#bfe0ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.scene{position:absolute;inset:0;z-index:1;perspective:900px;pointer-events:none}
.scene .stage{position:absolute;right:max(16%,220px);top:50%;width:240px;height:240px;margin-top:-120px;transform-style:preserve-3d;animation:spin 26s linear infinite}
.cube{position:absolute;inset:0;transform-style:preserve-3d}
.cube i{position:absolute;inset:0;border:1.5px solid rgba(160,210,255,.55);background:linear-gradient(135deg,rgba(43,154,243,.16),rgba(255,255,255,.04));box-shadow:inset 0 0 40px rgba(43,154,243,.25)}
.cube i:nth-child(1){transform:translateZ(120px)}.cube i:nth-child(2){transform:rotateY(180deg) translateZ(120px)}.cube i:nth-child(3){transform:rotateY(90deg) translateZ(120px)}.cube i:nth-child(4){transform:rotateY(-90deg) translateZ(120px)}.cube i:nth-child(5){transform:rotateX(90deg) translateZ(120px)}.cube i:nth-child(6){transform:rotateX(-90deg) translateZ(120px)}
.cube.in{transform:scale(.45)}.cube.in i{border-color:rgba(227,38,47,.6);background:rgba(227,38,47,.08)}
.ring{position:absolute;inset:-60px;border:1px dashed rgba(191,224,255,.35);border-radius:50%;transform:rotateX(72deg)}
@keyframes spin{from{transform:rotateX(-18deg) rotateY(0)}to{transform:rotateX(-18deg) rotateY(360deg)}}
.shape{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;z-index:0}
.hero .shape.a{width:420px;height:420px;background:#2b9af3;top:-140px;right:-80px;animation:float 14s ease-in-out infinite}
.hero .shape.b{width:300px;height:300px;background:#e3262f;bottom:-160px;left:20%;opacity:.3;animation:float 18s ease-in-out infinite reverse}
.grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(110deg,transparent 30%,#000 90%);-webkit-mask-image:linear-gradient(110deg,transparent 30%,#000 90%);z-index:0}
@keyframes float{50%{transform:translate(30px,40px) scale(1.08)}}
.stats{background:linear-gradient(100deg,#06185a,var(--navy) 45%,#1f4fc0);position:relative}
.stats b{font-size:36px;background:linear-gradient(180deg,#fff,#9fd0ff);-webkit-background-clip:text;background-clip:text;color:transparent}
section{position:relative}
section.alt{background:radial-gradient(800px 400px at 0% 0%,rgba(43,154,243,.12),transparent 60%),radial-gradient(700px 400px at 100% 100%,rgba(227,38,47,.07),transparent 60%),var(--bg);overflow:hidden}
section.alt::before{content:"";position:absolute;width:180px;height:180px;right:4%;top:40px;border:2px solid rgba(31,111,224,.14);transform:rotate(45deg);border-radius:18px;pointer-events:none}
section.alt::after{content:"";position:absolute;width:0;height:0;left:3%;bottom:40px;border-left:60px solid transparent;border-right:60px solid transparent;border-bottom:104px solid rgba(227,38,47,.06);pointer-events:none}
section .wrap{position:relative;z-index:1}
.card,.chair,.creds,.cform{background:rgba(255,255,255,.62);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.7);box-shadow:0 10px 30px rgba(10,42,138,.10)}
.card{border-top:4px solid var(--blue);transition:transform .25s ease,box-shadow .3s;transform-style:preserve-3d;will-change:transform;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,0%),rgba(43,154,243,.16),transparent 45%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover::before{opacity:1}.card:hover{box-shadow:0 22px 44px rgba(10,42,138,.2)}
.gal figure.tilt{transition:transform .25s ease,box-shadow .35s}
.btn{transition:transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(227,38,47,.35)}.btn.o:hover{box-shadow:0 10px 24px rgba(255,255,255,.2)}
.eyebrow{display:inline-flex;align-items:center;gap:10px}.eyebrow::before{content:"";width:28px;height:2px;background:linear-gradient(90deg,var(--red),var(--sky))}
.js .card.reveal:nth-child(2),.js .gal figure.reveal:nth-child(3n+2){transition-delay:.1s}.js .card.reveal:nth-child(3),.js .gal figure.reveal:nth-child(3n){transition-delay:.2s}.js .card.reveal:nth-child(4){transition-delay:.3s}
@media(max-width:900px){.scene .stage{right:-40px;opacity:.45;width:180px;height:180px;margin-top:-90px}.cube i:nth-child(1){transform:translateZ(90px)}.cube i:nth-child(2){transform:rotateY(180deg) translateZ(90px)}.cube i:nth-child(3){transform:rotateY(90deg) translateZ(90px)}.cube i:nth-child(4){transform:rotateY(-90deg) translateZ(90px)}.cube i:nth-child(5){transform:rotateX(90deg) translateZ(90px)}.cube i:nth-child(6){transform:rotateX(-90deg) translateZ(90px)}section.alt::before,section.alt::after{display:none}}
@media(prefers-reduced-motion:reduce){.scene .stage,.shape{animation:none!important}.scene .stage{transform:rotateX(-18deg) rotateY(35deg)}.card,.gal figure{transform:none!important}html{scroll-behavior:auto}}
@supports not (transform-style:preserve-3d){.scene{display:none}}

.hero .lead-intro{max-width:640px;font-size:.98rem;opacity:.85;margin:.4rem 0 1.4rem}
@media(min-width:901px){.hero .wrap>*{max-width:62%}}
.core-list{margin:2rem 0 0;padding:1.4rem 1.6rem;border-radius:16px;background:rgba(255,255,255,.7);backdrop-filter:blur(8px);border:1px solid rgba(43,154,243,.2)}
.core-list ol{display:flex;flex-wrap:wrap;gap:.6rem 1.8rem;margin:.6rem 0 0;padding-left:1.2rem;font-weight:600;color:#0b3d91}
.spec-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:1.6rem}
.spec-strip div{padding:1.1rem;border-radius:14px;background:linear-gradient(160deg,#fff,#eef6ff);border:1px solid rgba(43,154,243,.25);box-shadow:0 8px 24px rgba(11,61,145,.08);transition:transform .3s}
.spec-strip div:hover{transform:translateY(-5px)}
.spec-strip b{display:block;color:#0b3d91;text-transform:uppercase;font-size:.85rem;margin-bottom:.35rem}.spec-strip span{font-size:.85rem;opacity:.8}
.values-band{background:linear-gradient(90deg,#0b3d91,#1565c0);color:#fff;padding:2.2rem 0}
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.values div{border-left:3px solid #2b9af3;padding-left:1rem}.values b{display:block;text-transform:uppercase;letter-spacing:.05em}.values span{font-size:.9rem;opacity:.85}
@media(max-width:900px){.spec-strip{grid-template-columns:1fr 1fr}.values{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.spec-strip,.values{grid-template-columns:1fr}}
/* profile additions */
.xgrid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.xgrid p{line-height:1.6}
.capgal{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.capgal figure,.gal.more figure{margin:0;position:relative;overflow:hidden;border-radius:14px;box-shadow:0 12px 30px rgba(11,61,145,.15);transition:transform .4s}
.capgal img{width:100%;height:220px;object-fit:cover;display:block;transition:transform .6s}
.capgal figure:hover img{transform:scale(1.07)}
.capgal figcaption{position:absolute;left:0;right:0;bottom:0;padding:10px 14px;color:#fff;font-weight:600;background:linear-gradient(transparent,rgba(6,30,70,.85))}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:16px}
.feat img{width:100%;height:240px;object-fit:cover;border-radius:10px;margin-bottom:12px;display:block}.feat p{line-height:1.6}
.gal.more{margin-top:22px}
@media(min-width:901px){.scene .stage{right:clamp(40px,8vw,140px)}}
@media(max-width:900px){.xgrid,.feat{grid-template-columns:1fr}.capgal{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.capgal{grid-template-columns:1fr}}

/* Warm soft background + interactivity (29 Oct) */
body{background:#f7efe1}
section:not(.alt):not(.hero):not(.stats):not(.values-band){background:#f7efe1}
section.alt{background:radial-gradient(800px 400px at 0% 0%,rgba(43,154,243,.10),transparent 60%),radial-gradient(700px 400px at 100% 100%,rgba(227,38,47,.06),transparent 60%),#f3ede3}
header{background:rgba(251,247,240,.96);backdrop-filter:blur(6px)}
a,.btn,.card,.chips span,.faq details,.quiz label{transition:all .3s ease}
.nav nav a{position:relative}
.nav nav a::after{content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;background:#e0a33a;transition:width .3s}
.nav nav a:hover{color:#c8102e}.nav nav a:hover::after{width:100%}
.btn:hover{transform:translateY(-3px);box-shadow:0 10px 22px rgba(227,38,47,.30);filter:brightness(1.08)}
.card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(10,42,138,.14);border-top-color:#e0a33a}
.chips span:hover{background:#e0a33a;color:#fff;border-color:#e0a33a}
.faq details:hover,.quiz label:hover{border-color:#e0a33a;box-shadow:0 6px 18px rgba(224,163,58,.18)}
.ci a:hover{color:#e0a33a}

/* Faint OIS logo watermark on every photo (29 Oct) */
figure,section :not(figure):not(a):has(>img:not([src*="logo"])){position:relative}
figure::before,section :not(figure):not(a):not(header):not(.nav):has(>img:not([src*="logo"]))::before{content:"";position:absolute;right:10px;top:10px;width:30%;max-width:130px;aspect-ratio:3/1;background:url(img/logo.png) center/contain no-repeat;opacity:.35;pointer-events:none;z-index:3;filter:drop-shadow(0 0 2px rgba(255,255,255,.8))}
header ::before{content:none}