/* Lumière preview — two slides, visual only */
html, body { height: 100%; margin: 0; }
body { background: var(--lum-paper); overflow: hidden; }

.stage {
  position: relative;
  height: 100dvh;
  display: grid;
  grid-template-rows: 1fr auto;
  padding: clamp(14px, 3vh, 34px) clamp(64px, 7vw, 110px) 0;
}
.slides { position: relative; min-height: 0; }
.slide {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity 0.7s var(--lum-ease);
}
.slide.is-active { opacity: 1; }

.duo {
  display: flex;
  gap: clamp(12px, 2vw, 28px);
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 0;
}

/* slide 1 */
.panel { margin: 0; width: min(46%, calc(78vh * 0.8)); aspect-ratio: 4 / 5; min-width: 0; position: relative; overflow: hidden; box-shadow: var(--lum-shadow); }
.panel-video video { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--lum-paper); }
.panel-logo { background: var(--lum-sun); display: grid; place-items: center; }
.logo-stack { position: relative; z-index: 2; display: grid; justify-items: center; gap: 1.6em; font-size: clamp(8px, 1.6vh, 16px); }
.pl-mark { width: 13em; }
.pl-word { width: 19em; }
.pl-sub { font-family: var(--lum-caps); font-size: 0.82em; letter-spacing: 0.5em; text-indent: 0.5em; white-space: nowrap; }

/* slide 2 — full ads, no crop */
.duo.ads img {
  width: min(48%, calc(78vh * 0.8));
  height: auto;
  min-width: 0;
  box-shadow: var(--lum-shadow);
}

/* nav — RTL: prev at inline-start (right), next at inline-end (left) */
.nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border: 1px solid rgb(74 64 58 / 30%);
  border-radius: 50%;
  background: rgb(248 246 242 / 86%);
  cursor: pointer;
  transition: background 0.4s var(--lum-ease), transform 0.4s var(--lum-ease);
}
.nav:hover { background: var(--lum-sun); }
.nav:focus-visible { outline: 2.5px solid var(--lum-ink); outline-offset: 2px; }
.nav svg { width: 22px; height: 22px; fill: none; stroke: var(--lum-ink); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.nav-prev { inset-inline-start: clamp(8px, 1.6vw, 26px); }
.nav-next { inset-inline-end: clamp(8px, 1.6vw, 26px); }

/* dots */
.dots { display: flex; justify-content: center; gap: 6px; padding: 10px 0 16px; }
.dots button {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: none; border: 0; cursor: pointer;
}
.dots button:focus-visible { outline: 2.5px solid var(--lum-ink); outline-offset: -6px; border-radius: 50%; }
.dots i { width: 9px; height: 9px; border-radius: 50%; background: rgb(74 64 58 / 26%); transition: transform 0.4s var(--lum-ease), background 0.4s var(--lum-ease); }
.dots button[aria-selected="true"] i { background: var(--lum-ink); transform: scale(1.35); }

.sr-status { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); margin: 0; }

@media (prefers-reduced-motion: reduce) {
  .slide { transition: none; }
  .nav, .dots i { transition: none; }
}

/* narrow screens: slide 1 stacks, ads stay side by side without crop */
@media (max-width: 700px) {
  .stage { padding-inline: 16px; }
  .duo { flex-direction: column; }
  .panel { max-width: 100%; height: auto; width: min(100%, calc(44vh * 0.8)); aspect-ratio: 4 / 5; max-height: 44vh; }
  .duo.ads { flex-direction: row; }
  .duo.ads img { max-width: 49%; height: auto; width: 49%; }
  .nav { width: 44px; height: 44px; }
  .nav-prev { inset-inline-start: 6px; }
  .nav-next { inset-inline-end: 6px; }
}