/* Boost colour-ribbon page — match approved light-cream reference composition. */
:root{
  --boost-calm: #7a6b9a;
  --boost-sport: #d4783a;
  --boost-focus: #3f6b4d;
  --boost-revive: #3a7fb0;
  --boost-breathe: #2f8f8a;
  --boost-balance: #d48aa0;
  --boost-natural: #d7d4cc;
  --boost-natural-ink: #1f3a2d;
  --boost-active-accent: var(--boost-focus);
  --boost-stage-ink: #181512;
  --boost-stage-soft: #5f5850;
  --boost-stage-wash: rgb(82 119 87 / 26%);
  --boost-stage-shadow: rgb(53 82 57 / 22%);
}
.product-experience--boost{
  overflow: visible;
}
/* Hero inherits the shared centered product-hero system used by Oxygen Bar,
   Hard Shell, and About. Keep only the lifestyle crop so the person and
   canister remain visible; do not invent a page-private layout or overlay.
   Top spacing comes from shared `.subpage-main` / `--site-header-offset`. */
.product-experience--boost .official-hero--boost{
  --hero-image: url("assets/heroes/oxygen-products/boost-lifestyle-calm-user.webp");
  --hero-position: 68% 40%;
  --hero-image-position: 68% 40%;
}
/* The closing CTA deliberately uses a dedicated, horizontal lifestyle image,
   so the complete head and product remain composed at the card aspect ratio. */
.product-experience--boost .product-closing-cta--framed .product-closing-cta__media img{
  object-position: center;
}
.product-experience--boost .official-hero--boost .official-hero__oxygen{
  margin: 0.35rem auto 0;
  max-width: 36ch;
  color: rgb(255 250 242 / 92%);
  font-size: clamp(1.05rem, 1.55vw, 1.22rem);
  font-weight: 500;
  line-height: 1.45;
}
.product-experience--boost .official-hero--boost .official-hero__oxygen + p{
  margin-top: 0.75rem;
}
/* The ribbon belongs to the normal document flow directly below the Hero. */
.boost-variant-region{
  position: relative;
  isolation: isolate;
  background: var(--page-canvas);
  overflow: clip;
}
.boost-variant-region[data-boost-active="calm"]{
  --boost-stage-wash: rgb(135 104 162 / 29%);
  --boost-stage-shadow: rgb(92 59 115 / 21%);
}
.boost-variant-region[data-boost-active="sport"]{
  --boost-stage-wash: rgb(218 126 57 / 27%);
  --boost-stage-shadow: rgb(169 88 31 / 22%);
}
.boost-variant-region[data-boost-active="focus"]{
  --boost-stage-wash: rgb(80 123 86 / 27%);
  --boost-stage-shadow: rgb(47 83 53 / 22%);
}
.boost-variant-region[data-boost-active="revive"]{
  --boost-stage-wash: rgb(63 132 185 / 27%);
  --boost-stage-shadow: rgb(36 91 137 / 21%);
}
.boost-variant-region[data-boost-active="breathe"]{
  --boost-stage-wash: rgb(48 145 135 / 27%);
  --boost-stage-shadow: rgb(26 101 95 / 22%);
}
.boost-variant-region[data-boost-active="balance"]{
  --boost-stage-wash: rgb(211 137 160 / 28%);
  --boost-stage-shadow: rgb(166 78 111 / 20%);
}
.boost-variant-region[data-boost-active="natural"]{
  --boost-stage-wash: rgb(181 189 177 / 25%);
  --boost-stage-shadow: rgb(103 117 101 / 19%);
}
.boost-ribbon{
  position: relative;
  z-index: 2;
  background: color-mix(in srgb, var(--page-canvas) 92%, white);
  border-bottom: 1px solid var(--surface-line);
}
.boost-ribbon__inner{
  width: var(--content-rail-width);
  margin: 0 auto;
  padding: 0.6rem 0 0.85rem;
}
.boost-ribbon__intro{
  width: 100%;
  margin: 0 auto 0.45rem;
}
.boost-ribbon__track{
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0;
  overflow: visible;
  padding-bottom: 12px;
  border-top: 1px solid rgb(24 21 18 / 10%);
}
.boost-ribbon__tab{
  appearance: none;
  border: 0;
  border-radius: 0;
  min-height: 3.45rem;
  padding: 0.55rem 0.4rem 0.75rem;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 0.1rem;
  text-align: center;
  cursor: pointer;
  color: #fffaf2;
  background: var(--boost-tab-colour, var(--boost-focus));
  scroll-snap-align: center;
  position: relative;
  filter: saturate(0.92) brightness(0.94);
  transition: filter 200ms ease, transform 200ms ease, box-shadow 200ms ease;
}
.boost-ribbon__tab[data-boost-variant="calm"]{ --boost-tab-colour: var(--boost-calm); }
.boost-ribbon__tab[data-boost-variant="sport"]{ --boost-tab-colour: var(--boost-sport); }
.boost-ribbon__tab[data-boost-variant="focus"]{ --boost-tab-colour: var(--boost-focus); }
.boost-ribbon__tab[data-boost-variant="revive"]{ --boost-tab-colour: var(--boost-revive); }
.boost-ribbon__tab[data-boost-variant="breathe"]{ --boost-tab-colour: var(--boost-breathe); }
.boost-ribbon__tab[data-boost-variant="balance"]{ --boost-tab-colour: var(--boost-balance); }
.boost-ribbon__tab[data-boost-variant="natural"]{
  --boost-tab-colour: var(--boost-natural);
  color: var(--boost-natural-ink);
}
.boost-ribbon__name{
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.1;
}
.boost-ribbon__aroma{
  font-size: 0.72rem;
  line-height: 1.25;
  opacity: 0.92;
}
.boost-ribbon__tab.is-active,
.boost-ribbon__tab[aria-selected="true"]{
  filter: saturate(1.08) brightness(1.04);
  transform: scale(1.055);
  box-shadow: 0 0.55rem 1.1rem rgb(24 21 18 / 18%);
  z-index: 1;
}
.boost-ribbon__tab.is-active::after,
.boost-ribbon__tab[aria-selected="true"]::after{
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 10px solid var(--boost-tab-colour, var(--boost-focus));
  transform: translateX(-50%);
  z-index: 2;
}
.boost-ribbon__tab:focus-visible{
  outline: 2px solid var(--copper);
  outline-offset: -2px;
  z-index: 2;
}
/* Product stage: one full-bleed photographic field with copy inside the image. */
.boost-stage{
  position: relative;
  min-height: clamp(35rem, 58vw, 46rem);
  overflow: hidden;
  background: #1c1916;
  color: #fffaf2;
}
.boost-stage__media,
.boost-stage__media img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.boost-stage__media img{
  display: block;
  object-fit: cover;
  object-position: center;
  transition: opacity 220ms ease, transform 360ms ease;
}
.boost-stage.is-changing .boost-stage__media img{
  opacity: 0.38;
  transform: scale(1.015);
}
/* Soft left readability scrim only — never a solid cream panel over the photo. */
.boost-stage::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      rgb(16 13 10 / 58%) 0%,
      rgb(16 13 10 / 34%) 28%,
      rgb(16 13 10 / 12%) 48%,
      transparent 66%
    ),
    linear-gradient(180deg, rgb(16 13 10 / 10%) 0%, transparent 28%, rgb(16 13 10 / 18%) 100%);
  pointer-events: none;
  z-index: 1;
}
.boost-stage::after{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(circle at 72% 46%, var(--boost-stage-wash) 0%, transparent 34%);
  mix-blend-mode: soft-light;
  opacity: 0.85;
  transition: background 360ms ease;
}
.boost-stage__inner{
  position: relative;
  z-index: 2;
  width: var(--content-rail-width);
  margin: 0 auto;
  min-height: inherit;
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(16rem, 1.28fr);
  gap: clamp(1.5rem, 4vw, 3.2rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 5rem) 0;
}
.boost-stage__copy{
  display: grid;
  gap: 0.85rem;
  max-width: 30rem;
  min-height: 18rem;
  align-content: start;
  padding-top: clamp(1.25rem, 5vh, 3rem);
  color: #fffaf2;
}
.boost-stage__copy > .product-mid-enquire{
  margin: 0;
}
.boost-stage__index{
  margin: 0;
  color: rgb(255 250 242 / 72%);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.product-experience--boost .boost-stage__index{
  color: rgb(255 250 242 / 74%) !important;
}
.boost-stage__name{
  margin: 0;
  max-width: none;
  font-size: clamp(2.45rem, 4.2vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: #fffaf2;
}
.boost-stage__description{
  margin: 0;
  max-width: 34ch;
  min-height: 2.8em;
  padding-block: 0.95rem;
  border-block: 1px solid rgb(255 250 242 / 22%);
  color: rgb(255 250 242 / 84%);
  line-height: 1.55;
}
.product-experience--boost .boost-stage__description{
  color: rgb(255 250 242 / 88%) !important;
}
.boost-stage__actions{
  display: flex;
  align-items: center;
  margin-top: 0.55rem;
}
.boost-stage__nav{
  display: inline-flex;
  gap: 0.45rem;
}
.boost-stage__nav button{
  appearance: none;
  position: relative;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 999px;
  border: 1px solid rgb(255 250 242 / 28%);
  background: rgb(255 250 242 / 14%);
  color: #fffaf2;
  cursor: pointer;
  font-size: 0;
  backdrop-filter: blur(8px);
  transition: background 180ms ease, border-color 180ms ease;
}
.boost-stage__nav button::before{
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 0.48rem;
  height: 0.48rem;
  border-block-start: 2px solid currentColor;
  border-inline-start: 2px solid currentColor;
}
.boost-stage__nav button[data-boost-prev]::before{
  transform: translateX(0.1rem) rotate(-45deg);
}
.boost-stage__nav button[data-boost-next]::before{
  transform: translateX(-0.1rem) rotate(135deg);
}
.boost-stage__nav button:hover{
  background: rgb(255 250 242 / 24%);
  border-color: rgb(255 250 242 / 48%);
}
.boost-stage__nav button:focus-visible{
  outline: 2px solid color-mix(in srgb, var(--copper) 70%, white);
  outline-offset: 2px;
}
/* Integrated stage photography already contains the actual canister and its
   contact shadow. Never layer a second web packshot over that single image. */
.boost-stage.is-changing .boost-stage__copy{
  opacity: 0.4;
  transform: translateY(6px);
}
.boost-stage__copy{
  transition: opacity 320ms ease, transform 320ms ease;
}
/* Desktop reference: copy upper-left inside the photo; can centred in right field. */
@media (min-width: 961px) {.boost-stage{
    min-height: clamp(35rem, 52vw, 45rem);
    width: var(--content-rail-width);
    margin-inline: auto;
  }
.boost-stage__inner{
    grid-template-columns: minmax(0, 0.92fr) minmax(22rem, 1.08fr);
    gap: clamp(1.5rem, 3.2vw, 3rem);
    align-items: start;
    padding-block: clamp(3.6rem, 6.5vw, 5.2rem) clamp(2.5rem, 4vw, 3.75rem);
  }
.boost-stage__copy{
    max-width: 34rem;
    min-height: 0;
    margin-top: clamp(0.5rem, 2vw, 1.5rem);
  }
.boost-stage__name{
    font-size: clamp(2.35rem, 3.4vw, 3.45rem);
    line-height: 1.04;
    white-space: nowrap;
  }}
.boost-portable,
.boost-uses{
  width: var(--content-rail-width);
  margin-inline: auto;
}
.boost-portable{
  display: grid;
  /* Reference: left copy ~42%, right photo ~55%, modest middle gap. */
  grid-template-columns: minmax(24rem, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(1.75rem, 3.5vw, 3.25rem);
  align-items: center;
  padding-block: clamp(3.5rem, 6vw, 5.5rem);
}
.boost-portable__copy{
  display: grid;
  gap: 0;
  align-content: center;
  max-width: none;
}
.boost-portable__copy .label{
  color: var(--copper);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}
.boost-portable__copy h2{
  display: grid;
  gap: 0;
  margin: 0.9rem 0 0;
  max-width: none;
  /* Sized so the two forced lines stay one line each on desktop. */
  font-size: clamp(2.35rem, 3.55vw, 3.35rem);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.028em;
  text-wrap: balance;
}
.boost-portable__title-line{
  display: block;
  white-space: nowrap;
}
.boost-portable__copy > p{
  max-width: 36ch;
  margin: 1.15rem 0 0;
  color: rgb(24 21 18 / 70%);
  font-size: clamp(1.02rem, 1.2vw, 1.12rem);
  line-height: 1.55;
}
.boost-portable__facts{
  display: grid;
  gap: 1.6rem;
  margin: 2.15rem 0 0;
  padding: 0;
  list-style: none;
}
.boost-portable__facts li{
  display: grid;
  grid-template-columns: 2.8rem minmax(0, 1fr);
  gap: 1.15rem;
  align-items: start;
  padding-top: 0;
  border: 0;
}
.boost-portable__icon{
  width: 2.8rem;
  height: 2.8rem;
  margin-top: -0.08rem;
  display: grid;
  place-items: center;
  color: var(--ink);
}
.boost-portable__icon svg,
.boost-uses__mark svg{
  width: 2rem;
  height: 2rem;
  display: block;
}
.boost-portable__facts strong{
  display: block;
  font-size: clamp(1.12rem, 1.35vw, 1.28rem);
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.05;
  margin-bottom: 0.36rem;
  color: var(--ink);
}
.boost-portable__facts span{
  color: rgb(24 21 18 / 55%);
  font-size: clamp(0.98rem, 1.1vw, 1.04rem);
  line-height: 1.42;
}
.boost-portable__media{
  position: relative;
  isolation: isolate;
  margin: 0;
  border-radius: 1.15rem;
  overflow: hidden;
  background: var(--media-frame-surface);
  aspect-ratio: 5 / 4;
  min-height: 28rem;
}
.boost-portable__scene{
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 48%;
}
.boost-uses{
  padding-block: clamp(2.6rem, 4.6vw, 4rem);
}
.boost-uses header{
  display: grid;
  gap: 0.25rem;
  margin-bottom: clamp(1.4rem, 2.4vw, 2rem);
}
.boost-uses header h2{
  margin: 0;
  max-width: none;
  font-size: clamp(2.4rem, 3.6vw, 3.25rem);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.028em;
  text-wrap: balance;
}
.boost-uses__grid{
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
  position: relative;
}
.boost-uses__grid::before{
  content: "";
  position: absolute;
  top: 1.52rem;
  left: 6.5%;
  right: 6.5%;
  height: 1px;
  background: rgb(24 21 18 / 14%);
  pointer-events: none;
}
.boost-uses__grid article{
  display: grid;
  gap: 0.3rem;
  justify-items: center;
  text-align: center;
  padding-top: 0;
}
.boost-uses__mark{
  width: 3.15rem;
  height: 3.15rem;
  border-radius: 999px;
  border: 0;
  background: color-mix(in srgb, var(--page-canvas) 82%, white);
  display: grid;
  place-items: center;
  color: var(--ink);
  position: relative;
  z-index: 1;
}
.boost-uses__grid h3{
  margin: 0.6rem 0 0;
  font-size: clamp(1.12rem, 1.3vw, 1.26rem);
  font-weight: 500;
  letter-spacing: -0.018em;
  line-height: 1.2;
}
.boost-uses__grid p{
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(0.98rem, 1.08vw, 1.04rem);
  line-height: 1.45;
  max-width: 24ch;
}
.boost-live{
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 1100px) {.boost-portable{
    grid-template-columns: 1fr;
  }
.boost-portable__title-line{
    white-space: normal;
  }
.boost-uses__grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
.boost-uses__grid::before{
    display: none;
  }}
@media (max-width: 960px) {.boost-stage__inner,
.boost-portable{
    grid-template-columns: 1fr;
  }
.boost-portable__title-line{
    white-space: normal;
  }
.boost-stage__copy{
    min-height: 0;
  }
.boost-ribbon__track{
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(7.2rem, 42vw);
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
.boost-ribbon__track::-webkit-scrollbar{
    display: none;
  }}
@media (prefers-reduced-motion: reduce) {.boost-ribbon__tab,
.boost-stage__copy,
.boost-stage__nav button{
    transition: none !important;
  }
.boost-ribbon__tab.is-active,
.boost-ribbon__tab[aria-selected="true"]{
    transform: none;
  }
.boost-stage.is-changing .boost-stage__copy{
    opacity: 1;
    transform: none;
  }}
/* Extracted boost.css leftovers — page-private layout extracted from styles.css. Shared tokens, nav, hero runtime, CTA/FAQ contract stay in styles.css. */
.official-hero--boost{
  --hero-image: url("assets/heroes/oxygen-products/boost-lifestyle-calm-user.webp");
  background-position: 68% 40%;
}
.product-experience .official-hero--boost{
  --hero-image: url("assets/heroes/oxygen-products/boost-lifestyle-calm-user.webp");
  --hero-position: 68% 40%;
}
/* Second-pass boost.css leftovers — page-private layout extracted from styles.css. Shared tokens, nav, hero runtime, CTA/FAQ contract stay in styles.css. */
.official-hero--boost{
  --hero-image-position: center 50%;
}
/* boost.css: one consolidated <=700px sheet (last-wins cascade flattened). */
@media (max-width: 700px) {.product-experience--boost .official-hero--boost{
    --hero-image-position: 78% 36%;
    --hero-position: 78% 36%;
  }
.boost-stage--integrated .boost-stage__media img{
    object-position: 62% center;
  }
.boost-ribbon__inner,
.boost-stage__inner,
.boost-portable,
.boost-uses{
    width: min(100% - 1.5rem, var(--content-rail-max));
  }
.boost-uses__grid{
    grid-template-columns: 1fr;
  }
.boost-stage{
    min-height: 43rem;
  }
.boost-stage__inner{
    min-height: 43rem;
    display: block;
    padding: 0;
  }
.boost-stage__copy{
    position: absolute;
    z-index: 2;
    left: 1.25rem;
    bottom: 1.45rem;
    width: min(56%, 14.5rem);
    min-height: 0;
    gap: 0.55rem;
    padding: 0;
  }
.boost-stage__copy .product-mid-enquire .button{
    min-height: 2.15rem;
    padding-inline: 0.7rem;
    font-size: 0.72rem;
  }
.boost-stage__name{
    font-size: clamp(1.75rem, 8vw, 2.12rem);
    line-height: 1.03;
  }
.boost-stage__description{
    min-height: 0;
    padding-block: 0.6rem;
    font-size: 0.82rem;
    line-height: 1.4;
  }
.boost-stage__actions{
    margin-top: 0.1rem;
  }
.boost-portable__media{
    min-height: 0;
  }
.boost-portable__copy h2{
    max-width: none;
    /* Keep the two forced title lines intact on narrow screens. */
    font-size: clamp(1.9rem, 7.4vw, 2.3rem);
    line-height: 1.08;
  }
.boost-portable__title-line{
    white-space: nowrap;
  }
.boost-uses{
    padding-block: 2.6rem 3.1rem;
  }
.boost-uses header{
    gap: 0.45rem;
    margin-bottom: 1.4rem;
  }
.boost-uses header h2{
    font-size: clamp(1.85rem, 7.5vw, 2.35rem);
    line-height: 1.08;
  }
.boost-uses__grid{
    grid-template-columns: 1fr;
    gap: 0;
  }
.boost-uses__grid::before{
    display: none;
  }
.boost-uses__grid article{
    display: grid;
    grid-template-columns: 2.55rem minmax(0, 1fr);
    column-gap: 0.95rem;
    row-gap: 0.28rem;
    align-items: start;
    justify-items: stretch;
    text-align: left;
    padding: 1.15rem 0;
    border-bottom: 0;
  }
.boost-uses__grid article:first-child{
    padding-top: 0.2rem;
  }
.boost-uses__grid article:last-child{
    padding-bottom: 0.15rem;
    border-bottom: 0;
  }
.boost-uses__mark{
    grid-row: span 2;
    width: 2.55rem;
    height: 2.55rem;
  }
.boost-uses__mark svg{
    width: 1.4rem;
    height: 1.4rem;
  }
.boost-uses__grid h3{
    margin: 0.2rem 0 0;
    font-size: 1.05rem;
    line-height: 1.2;
  }
.boost-uses__grid p{
    max-width: none;
    font-size: 0.92rem;
    line-height: 1.5;
  }
.official-hero--boost{
    --hero-image-position: 78% 36%;
  }}