/* ==================================================================
   HeroSlider — alternative tabbed showcase hero (Kudanil-inspired)
   Full-bleed backdrop · big serif title + paragraph · floating
   featured image + thumb strip · numbered progress nav.
   Palette / type all from the Swell system.
================================================================== */

.hslider {
  position: relative;
  height: 360vh;            /* scroll runway — ~1 viewport of scroll per slide */
  background: var(--night, #08161c);
}
.hslider__stick {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  isolation: isolate;
}

/* ---- Stacked backdrops (crossfade) ---- */
.hslider__bgs { position: absolute; inset: 0; z-index: 0; }
.hslider__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.06);
  transition:
    opacity var(--dur-cinematic, 1200ms) var(--ease-swell, cubic-bezier(.4,0,.1,1)),
    transform 7600ms var(--ease-swell, cubic-bezier(.4,0,.1,1));
}
.hslider__bg[data-on="1"] {
  opacity: 1;
  transform: scale(1.0);
}

.hslider__veil {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6,29,40,0.52) 0%, rgba(6,29,40,0.12) 24%, rgba(6,29,40,0.08) 50%, rgba(6,29,40,0.68) 100%),
    linear-gradient(94deg, rgba(6,29,40,0.80) 0%, rgba(6,29,40,0.44) 38%, rgba(6,29,40,0.04) 72%);
}
.hslider__seam {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 1;
  height: 62%;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(180deg, rgba(8,22,28,0) 0%, rgba(8,22,28,0.55) 48%, var(--night, #08161c) 94%);
}

/* ---- Main content frame ---- */
.hslider__inner {
  position: absolute;
  z-index: 2;
  top: clamp(104px, 13vh, 152px);
  bottom: clamp(132px, 17vh, 188px);
  left: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  right: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.74fr);
  align-items: stretch;
  gap: clamp(28px, 4vw, 64px);
}

/* ---- Left: title + body ---- */
.hslider__text {
  align-self: end;
  max-width: 560px;
  color: #fff;
  animation: hs-text-in 720ms var(--ease-swell, cubic-bezier(.4,0,.1,1)) both;
}
@keyframes hs-text-in {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hslider__eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--font-body);
  font-size: 11px; letter-spacing: 0.32em; text-transform: uppercase;
  color: rgba(255,255,255,0.82);
  margin-bottom: 22px;
}
.hslider__eyebrow::before {
  content: ""; width: 30px; height: 1px; background: currentColor;
}
.hslider__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(64px, 8.4vw, 132px);
  line-height: 0.9;
  letter-spacing: -0.025em;
  color: #fff;
  text-shadow: 0 2px 28px rgba(6,29,40,0.55), 0 1px 4px rgba(6,29,40,0.45);
}
.hslider__body {
  margin: 26px 0 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.55;
  color: rgba(255,255,255,0.94);
  max-width: 46ch;
  text-wrap: pretty;
  text-shadow: 0 1px 2px rgba(6,29,40,0.7), 0 1px 1px rgba(0,0,0,0.35);
}
.hslider__cta {
  display: flex; flex-wrap: wrap; gap: 14px;
  margin-top: 34px;
}

/* ---- Animated scroll cue (replaces the CTAs) ---- */
.hslider__scroll {
  display: inline-flex; align-items: center; gap: 18px;
  margin-top: clamp(34px, 4.5vh, 52px);
  padding: 0; border: 0; background: none; cursor: pointer;
  color: rgba(255,255,255,0.82);
  transition: color var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1));
}
.hslider__scroll-rail {
  position: relative; flex: none;
  width: 2px; height: 58px;
  border-radius: 2px;
  background: rgba(255,255,255,0.45);
}
.hslider__scroll-bead {
  position: absolute; left: 50%; top: 0;
  width: 9px; height: 9px; border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 5px rgba(255,255,255,0.18), 0 0 12px 2px rgba(255,255,255,0.45);
  transform: translate(-50%, 0);
  animation: hs-bead 2.3s var(--ease-swell, cubic-bezier(.4,0,.1,1)) infinite;
}
@keyframes hs-bead {
  0%   { transform: translate(-50%, -2px); opacity: 0; }
  16%  { opacity: 1; }
  82%  { opacity: 1; }
  100% { transform: translate(-50%, 51px); opacity: 0; }
}
.hslider__scroll-lbl {
  font-family: var(--font-body);
  font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
  color: inherit;
}
.hslider__scroll:hover { color: #fff; }
.hslider__scroll:hover .hslider__scroll-rail { background: rgba(255,255,255,0.7); }

/* ---- Right: featured image + thumb strip ---- */
.hslider__media {
  align-self: end;
  margin-bottom: clamp(8px, 4vh, 48px);
  width: 100%;
  max-width: clamp(300px, 30vw, 430px);
  margin-left: auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: clamp(12px, 1.2vw, 18px);
  min-width: 0;
}
.hslider__feature {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10.5;
  border-radius: clamp(16px, 1.6vw, 24px);
  overflow: hidden;
  box-shadow:
    0 30px 70px -28px rgba(6,29,40,0.72),
    0 0 0 1px rgba(255,255,255,0.10) inset;
  animation: hs-feature-in 900ms var(--ease-swell, cubic-bezier(.4,0,.1,1)) both;
}
@keyframes hs-feature-in {
  from { opacity: 0; transform: translateY(26px) scale(0.985); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.hslider__feature-img {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.05);
  transition:
    opacity 900ms var(--ease-swell, cubic-bezier(.4,0,.1,1)),
    transform 8000ms var(--ease-swell, cubic-bezier(.4,0,.1,1));
}
.hslider__feature-img[data-on="1"] {
  opacity: 1;
  transform: scale(1.0);
}
.hslider__feature-tag {
  position: absolute; left: 18px; bottom: 16px; z-index: 2;
  font-family: var(--font-body);
  font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase;
  color: #fff;
  padding: 8px 14px; border-radius: 999px;
  background: rgba(13,53,55,0.55);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  animation: hs-tag-in 380ms var(--ease-swell, cubic-bezier(.4,0,.1,1)) both;
}
@keyframes hs-tag-in {
  from { opacity: 0; transform: translateY(5px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hslider__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(10px, 1vw, 14px);
}
.hslider__thumb {
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  border: 0; padding: 0; cursor: pointer;
  background-size: cover;
  background-position: center;
  box-shadow: 0 8px 22px -12px rgba(6,29,40,0.6), 0 0 0 1px rgba(255,255,255,0.12) inset;
  opacity: 0.92;
  transform: translateY(0);
  transition: transform var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1)),
              box-shadow var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1)),
              opacity var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1));
  animation: hs-thumb-in 720ms var(--ease-swell, cubic-bezier(.4,0,.1,1)) both;
}
@keyframes hs-thumb-in {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 0.92; transform: translateY(0); }
}
.hslider__thumb:hover {
  opacity: 1;
  transform: translateY(-4px);
  box-shadow: 0 14px 30px -12px rgba(6,29,40,0.7), 0 0 0 2px var(--coral, #ee6a47) inset;
}
.hslider__thumb[data-on="1"] {
  opacity: 1;
  box-shadow: 0 12px 26px -12px rgba(6,29,40,0.7), 0 0 0 2px var(--coral, #ee6a47) inset;
}
.hslider__thumb:active { transform: translateY(-4px) scale(0.98); }

/* ---- Bottom: numbered progress nav ---- */
.hslider__nav {
  position: absolute;
  z-index: 2;
  bottom: clamp(36px, 5.2vh, 64px);
  left: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  right: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 56px);
}
.hslider__tab {
  position: relative;
  display: block;
  text-align: left;
  background: none; border: 0; padding: 0; cursor: pointer;
  color: rgba(255,255,255,0.55);
  transition: color var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1));
}
.hslider__tab[data-on="1"] { color: #fff; }
.hslider__tab:hover { color: rgba(255,255,255,0.9); }
.hslider__tab-num {
  display: block;
  font-family: var(--font-body);
  font-size: 13px; font-weight: 500; letter-spacing: 0.16em;
  color: inherit;
  margin-bottom: 16px;
}
.hslider__tab-track {
  display: block;
  position: relative;
  height: 4px;
  border-radius: 3px;
  background: rgba(255,255,255,0.40);
  overflow: hidden;
}
.hslider__tab-fill {
  position: absolute; inset: 0;
  transform-origin: left center;
  transform: scaleX(0);
  background: var(--coral, #ee6a47);
  border-radius: 3px;
  box-shadow: 0 0 10px 0 rgba(238,106,71,0.85), 0 0 0 1px rgba(238,106,71,0.5);
}
/* A travelling bead rides the leading edge of the fill so the scroll
   position reads at a glance even on the active tab. */
.hslider__tab[data-on="1"] .hslider__tab-track {
  background: rgba(255,255,255,0.50);
}
.hslider__tab-lbl {
  display: block;
  margin-top: 16px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(20px, 1.9vw, 30px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: inherit;
}

/* ---- Scroll cue ---- */
.hslider__scrollcue {
  position: absolute; z-index: 2;
  right: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  top: clamp(104px, 13vh, 152px);
  display: none;
}

/* ==================================================================
   Responsive
================================================================== */
@media (max-width: 1080px) {
  .hslider__inner {
    grid-template-columns: 1fr;
    align-items: end;
    gap: 24px;
    top: clamp(96px, 12vh, 128px);
  }
  .hslider__media { align-self: start; }
  .hslider__feature { aspect-ratio: 16 / 9; }
}

@media (max-width: 760px) {
  .hslider__stick { height: 100svh; }
  .hslider__inner {
    top: clamp(82px, 12vh, 116px);
    bottom: clamp(116px, 16vh, 150px);
    grid-template-columns: 1fr;
    align-content: end;
    align-items: end;
    gap: 18px;
  }
  .hslider__title { font-size: clamp(48px, 14vw, 80px); }
  .hslider__body { font-size: 19px; max-width: 38ch; }
  .hslider__media { display: none; }
  .hslider__thumbs { display: none; }
  .hslider__cta .btn { flex: 1 1 auto; justify-content: center; }
  .hslider__scrollcue { display: none; }
  .hslider__tab-lbl { font-size: 17px; }
  .hslider__tab-num { margin-bottom: 11px; }
  .hslider__tab-lbl { margin-top: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  .hslider__bg,
  .hslider__feature-img { transition: opacity 300ms linear; transform: none !important; }
  .hslider__text,
  .hslider__feature,
  .hslider__thumb { animation: none; opacity: 1; }
  .hslider__scroll-bead { animation: none; opacity: 1; top: 50%; }
}

/* ==================================================================
   HeroVideo — full-bleed looping video hero (3rd option)
================================================================== */
.hvideo {
  position: relative;
  min-height: 100vh;
  background: var(--night, #08161c);
  overflow: hidden;
  isolation: isolate;
}
.hvideo__media {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.hvideo__veil {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6,29,40,0.48) 0%, rgba(6,29,40,0.12) 26%, rgba(6,29,40,0.08) 50%, rgba(6,29,40,0.70) 100%),
    linear-gradient(94deg, rgba(6,29,40,0.74) 0%, rgba(6,29,40,0.38) 40%, rgba(6,29,40,0.04) 72%);
}
.hvideo__seam {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 1;
  height: 42%; pointer-events: none;
  background: linear-gradient(180deg, rgba(8,22,28,0) 0%, rgba(8,22,28,0.5) 52%, var(--night, #08161c) 96%);
}
.hvideo__inner {
  position: absolute; z-index: 2;
  bottom: clamp(72px, 12vh, 132px);
  left: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  right: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  max-width: 640px;
  color: #fff;
  animation: hs-text-in 760ms var(--ease-swell, cubic-bezier(.4,0,.1,1)) both;
}
.hvideo__inner .hslider__eyebrow { margin-bottom: 22px; }
.hvideo__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(58px, 8.2vw, 130px);
  line-height: 0.9;
  letter-spacing: -0.025em;
  color: #fff;
  text-shadow: 0 2px 30px rgba(6,29,40,0.55), 0 1px 4px rgba(6,29,40,0.45);
}
.hvideo__title i { font-style: italic; }
.hvideo__body {
  margin: 26px 0 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.55;
  color: rgba(255,255,255,0.94);
  max-width: 46ch;
  text-wrap: pretty;
  text-shadow: 0 1px 2px rgba(6,29,40,0.7), 0 1px 1px rgba(0,0,0,0.35);
}
.hvideo__mute {
  position: absolute; z-index: 3;
  right: max(clamp(20px, 4vw, 56px), calc((100% - 1280px) / 2 + clamp(20px, 4vw, 56px)));
  bottom: clamp(72px, 12vh, 132px);
  width: 50px; height: 50px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.28);
  background: rgba(13,53,55,0.4);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  color: #fff; cursor: pointer;
  transition: background var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1)),
              transform var(--dur-base, 260ms) var(--ease-swell, cubic-bezier(.4,0,.1,1));
}
.hvideo__mute:hover { background: rgba(13,53,55,0.62); }
.hvideo__mute:active { transform: scale(0.94); }

@media (max-width: 760px) {
  .hvideo { min-height: 100svh; }
  .hvideo__inner { max-width: none; bottom: clamp(96px, 16vh, 150px); }
  .hvideo__title { font-size: clamp(48px, 14vw, 80px); }
  .hvideo__body { font-size: 19px; max-width: 36ch; }
  .hvideo__mute { bottom: auto; top: clamp(80px, 12vh, 110px); }
}