/* A/B light study: content geometry and original motion are untouched. */
html.light66-on body.c152{background-image:var(--light66-paper);background-size:512px 512px}
html.light66-on body.c152 .cap h2,html.light66-on body.c152 .points-long,html.light66-on body.c152 .points-usage,html.light66-on body.c152 .flat-speed{background:transparent}
html.light66-on .samara-detail .detail-copy h2>span,html.light66-on body.c152 .brand .hero-motto{text-shadow:none}
html.light66-on main{position:relative;z-index:1}
#light66-layer{position:fixed;inset:0;bottom:auto;height:100vh;height:100lvh;z-index:0;pointer-events:none;overflow:hidden;opacity:1;transition:opacity .4s ease;isolation:isolate}
#light66-layer[data-variant="off"]{opacity:0}
.light66-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;mix-blend-mode:multiply;opacity:.42}
/* A: the recorded diagonal sunlight edge and organic leaves stay spatially anchored. */
#light66-layer[data-variant="a"] .light66-video{opacity:.44;object-position:50% 58%;mask-image:linear-gradient(to right,#000 0%,#000 70%,transparent 100%);-webkit-mask-image:linear-gradient(to right,#000 0%,#000 70%,transparent 100%)}
@media(min-width:701px){#light66-layer[data-variant="a"] .light66-video{width:72%;object-fit:cover;object-position:center 48%;mask-image:linear-gradient(to right,#000 0%,#000 52%,transparent 100%);-webkit-mask-image:linear-gradient(to right,#000 0%,#000 52%,transparent 100%)}}
.light66-controls{position:fixed;z-index:100;bottom:calc(12px + env(safe-area-inset-bottom,0px));left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:3px;padding:5px;background:#f5f3edee;border:1px solid #34403630;border-radius:25px;box-shadow:0 4px 18px #24352b15;font:500 13px/1.2 -apple-system,BlinkMacSystemFont,'PingFang TC',sans-serif;white-space:nowrap}
.light66-controls button{font:inherit;min-height:36px;padding:8px 12px;border-radius:20px;color:#344036;touch-action:manipulation}
.light66-controls button[aria-pressed=true]{background:#344036;color:#f5f3ed}
.light66-controls .light66-research{font-size:12px;padding:8px;color:#6c7266;text-decoration:underline}
.light66-controls button:focus-visible{outline:2px solid #ad9856;outline-offset:2px}
.light66-state{position:fixed;left:50%;transform:translateX(-50%);bottom:64px;font:12px/1.4 sans-serif;color:#6c7266;z-index:101;background:#eeece4dd;padding:5px 10px;border-radius:8px}
@media(prefers-reduced-motion:reduce){#light66-layer{transition:none}}
@media print{#light66-layer,.light66-controls,.light66-state{display:none}}