@font-face {
  font-family: "D-DIN";
  src: url("../fonts/d-din.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "D-DIN";
  src: url("../fonts/d-din-bold.otf") format("opentype");
  font-weight: 700 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #071014;
  --ink-soft: #101a20;
  --paper: #f3f5f4;
  --white: #ffffff;
  --line: rgba(7, 16, 20, 0.14);
  --muted: #667278;
  --cyan: #19d4e6;
  --blue: #0758ff;
  --action: #19d4e6;
  --orange: #ff6b35;
  --max: 1680px;
  --page: clamp(1rem, 4.8vw, 5.5rem);
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 124px;
}

body.neptune-page {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: "D-DIN", "Helvetica Neue", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.neptune-page img,
body.neptune-page video {
  display: block;
  max-width: 100%;
}

body.neptune-page a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--white);
  color: var(--ink);
  transform: translateY(-140%);
}

.skip-link:focus {
  transform: translateY(0);
}

.announcement {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1rem, 4vw, 4rem);
  padding: 0.45rem var(--page);
  background: var(--cyan);
  color: var(--ink);
  font-size: 0.8rem;
}

.announcement p {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
}

.announcement strong {
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.announcement a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 300;
  height: 68px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
  padding: 0 var(--page);
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid transparent;
  transition: box-shadow 180ms ease, border-color 180ms ease;
  backdrop-filter: blur(16px);
}

.site-header.is-scrolled {
  border-color: var(--line);
  box-shadow: 0 10px 30px rgba(7, 16, 20, 0.08);
}

.brand {
  position: relative;
  display: inline-block;
  color: var(--blue);
  font-size: clamp(1.8rem, 2.7vw, 2.5rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.brand span {
  position: absolute;
  right: -0.04em;
  bottom: 0.02em;
  width: 0.32em;
  height: 0.32em;
  border-radius: 50%;
  background: var(--cyan);
  transform: translate(20%, 20%);
}

.desktop-nav {
  display: flex;
  justify-content: center;
  gap: clamp(1.3rem, 2.5vw, 2.8rem);
}

.desktop-nav a {
  position: relative;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.45rem;
  left: 0;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
}

.desktop-nav a.is-active {
  color: var(--blue);
}

.desktop-nav a.is-active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.header-contact {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0 1.1rem;
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.header-contact iconify-icon {
  color: var(--cyan);
  font-size: 1rem;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
}

.menu-toggle iconify-icon {
  font-size: 1.4rem;
}

.mobile-menu {
  position: fixed;
  top: 68px;
  right: 0;
  left: 0;
  z-index: 280;
  display: none;
  padding: 0.7rem 1rem 1rem;
  background: var(--white);
  border-bottom: 1px solid var(--line);
  transform: translateY(-120%);
  transition: transform 220ms ease;
}

.mobile-menu.is-open {
  transform: translateY(0);
}

.mobile-menu nav {
  display: grid;
}

.mobile-menu a {
  padding: 0.9rem 0.25rem;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
  text-decoration: none;
}

.mobile-menu a:last-child {
  margin-top: 0.7rem;
  border: 0;
  background: var(--blue);
  color: var(--white);
  text-align: center;
}

.mobile-menu a.is-active {
  color: var(--blue);
}

.mobile-menu-label {
  padding: 1.1rem 0.25rem 0.35rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-nav {
  position: sticky;
  top: 68px;
  z-index: 240;
  min-height: 48px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
  padding: 0 var(--page);
  background: rgba(7, 16, 20, 0.96);
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(14px);
}

.product-nav strong {
  color: var(--white);
  font-size: 0.9rem;
  white-space: nowrap;
}

.product-nav > div {
  display: flex;
  justify-content: center;
  gap: clamp(1rem, 2.2vw, 2.4rem);
}

.product-nav a {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.76rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.product-nav a:hover,
.product-nav a:focus-visible {
  color: var(--cyan);
}

.product-nav .product-nav-order {
  color: var(--cyan);
}

.hero {
  position: relative;
  min-height: calc(100svh - 154px);
  isolation: isolate;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  z-index: -2;
  object-fit: cover;
  object-position: center;
  animation: hero-enter 1.2s cubic-bezier(0.2, 0.65, 0.2, 1) both;
}

.hero-shade {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(5, 11, 15, 0.98) 0%, rgba(5, 11, 15, 0.87) 30%, rgba(5, 11, 15, 0.22) 60%, rgba(5, 11, 15, 0.08) 100%),
    linear-gradient(0deg, rgba(5, 11, 15, 0.52), transparent 42%);
}

.hero-copy {
  width: min(700px, 48vw);
  margin-left: var(--page);
  padding: clamp(3.5rem, 8vh, 7rem) 0;
}

.hero-kicker,
.eyebrow {
  margin: 0;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-kicker {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--cyan);
}

.hero-kicker span {
  width: 28px;
  height: 2px;
  background: var(--cyan);
}

.hero h1 {
  margin: 1.2rem 0 0;
  color: var(--white);
  font-size: clamp(4rem, 8.8vw, 9.8rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 0.78;
}

.hero h1 em {
  color: var(--cyan);
  font-style: normal;
}

.hero-intro {
  max-width: 590px;
  margin: clamp(1.8rem, 3vw, 2.6rem) 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: clamp(1.05rem, 1.4vw, 1.32rem);
  line-height: 1.55;
}

.hero-purchase {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  margin-top: clamp(2rem, 4vw, 3.2rem);
}

.hero-purchase > div {
  min-width: 160px;
}

.hero-purchase > div span,
.order-action > span {
  display: block;
  color: rgba(255, 255, 255, 0.52);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-purchase strong {
  display: block;
  margin-top: 0.2rem;
  color: var(--white);
  font-size: clamp(2.2rem, 4vw, 4.3rem);
  font-weight: 700;
  line-height: 0.9;
}

.primary-button {
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.4rem 0.45rem 0.4rem 1.25rem;
  border-radius: 5px;
  background: var(--blue);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease;
}

.primary-button iconify-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 3px;
  background: var(--cyan);
  color: var(--ink);
  font-size: 1.2rem;
}

.primary-button:hover {
  background: var(--cyan);
  color: var(--ink);
  transform: translateY(-2px);
}

.hero-assurance {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3rem;
  margin-top: 2rem;
}

.hero-assurance span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.82rem;
}

.hero-assurance iconify-icon {
  color: var(--cyan);
  font-size: 1rem;
}

.hero-scroll {
  position: absolute;
  right: var(--page);
  bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

.hero-scroll iconify-icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
}

.proof-strip {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) 1.25fr;
  margin: -1px auto 0;
  padding: 0 var(--page);
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.proof-strip article,
.proof-strip > p {
  min-height: 130px;
  display: grid;
  align-content: center;
  padding: 1.25rem clamp(1rem, 2vw, 2rem);
  border-right: 1px solid var(--line);
}

.proof-strip article:first-child {
  border-left: 1px solid var(--line);
}

.proof-strip strong {
  color: var(--ink);
  font-size: clamp(1.55rem, 2.4vw, 2.8rem);
  line-height: 1;
}

.proof-strip span {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.proof-strip > p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.proof-strip b {
  color: var(--blue);
  font-size: 1.45rem;
}

.intro-section,
.section-heading,
.faq-section,
.specification-section {
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--page);
}

.intro-section {
  position: relative;
  display: grid;
  grid-template-columns: 0.4fr 1.45fr 0.8fr;
  gap: clamp(1.5rem, 4vw, 5rem);
  padding-top: clamp(5rem, 10vw, 11rem);
  padding-bottom: clamp(4rem, 8vw, 8rem);
  overflow: hidden;
}

.intro-number {
  color: rgba(7, 16, 20, 0.07);
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 700;
  line-height: 0.65;
}

.intro-copy h2,
.section-heading h2,
.faq-intro h2,
.spec-sticky h2,
.order-copy h2 {
  margin: 0.7rem 0 0;
  color: var(--ink);
  font-size: clamp(3rem, 6vw, 7rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 0.88;
}

.intro-detail {
  align-self: end;
  padding-bottom: 0.5rem;
}

.intro-detail p,
.section-heading > p,
.faq-intro > p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.22rem);
  line-height: 1.6;
}

.intro-detail a,
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 1.7rem;
  color: var(--blue);
  font-weight: 700;
  text-decoration: none;
}

.feature-story {
  background: var(--ink);
}

.story-panel {
  position: relative;
  max-width: var(--max);
  min-height: 720px;
  margin-inline: auto;
  overflow: hidden;
  background: var(--ink-soft);
  color: var(--white);
}

.story-panel-speed {
  display: grid;
  grid-template-columns: 1.45fr 0.78fr;
  align-items: center;
}

.story-panel-speed > img {
  width: 100%;
  height: 100%;
  min-height: 720px;
  object-fit: cover;
}

.story-copy {
  padding: clamp(2rem, 5vw, 5.5rem);
}

.story-copy h2,
.overlay-copy h2 {
  margin: 0.75rem 0 1.2rem;
  color: var(--white);
  font-size: clamp(2.8rem, 5.2vw, 6rem);
  line-height: 0.88;
}

.story-copy > p:not(.eyebrow),
.overlay-copy > p:not(.eyebrow) {
  max-width: 520px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 1.05rem;
  line-height: 1.6;
}

.story-copy ul {
  display: grid;
  gap: 1rem;
  margin: 2.4rem 0 0;
  padding: 1.7rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  list-style: none;
}

.story-copy li {
  color: rgba(255, 255, 255, 0.56);
}

.story-copy li span {
  display: inline-block;
  min-width: 120px;
  color: var(--cyan);
  font-size: 1.45rem;
  font-weight: 700;
}

.story-split {
  max-width: var(--max);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-inline: auto;
  background: rgba(255, 255, 255, 0.1);
}

.story-split .story-panel {
  min-height: 760px;
}

.story-panel-visual img {
  width: 100%;
  height: 100%;
  min-height: 760px;
  object-fit: cover;
}

.story-panel-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(3, 7, 10, 0.96), rgba(3, 7, 10, 0.05) 66%);
}

.overlay-copy {
  position: absolute;
  right: clamp(1.5rem, 4vw, 4rem);
  bottom: clamp(1.5rem, 4vw, 4rem);
  left: clamp(1.5rem, 4vw, 4rem);
  z-index: 2;
}

.story-panel-cooling {
  display: flex;
  flex-direction: column;
}

.story-panel-cooling .story-copy {
  flex: 1;
}

.story-panel-cooling img {
  width: 100%;
  aspect-ratio: 1 / 0.72;
  object-fit: cover;
}

.story-panel-bed {
  min-height: 900px;
}

.story-panel-bed > img {
  width: 100%;
  height: 100%;
  min-height: 900px;
  object-fit: cover;
}

.story-panel-bed::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 7, 10, 0.98), rgba(3, 7, 10, 0.2) 62%);
}

.story-panel-bed .story-copy {
  position: absolute;
  top: 50%;
  left: var(--page);
  z-index: 2;
  max-width: 560px;
  padding: 0;
  transform: translateY(-50%);
}

.feature-duo {
  max-width: var(--max);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-inline: auto;
  background: rgba(255, 255, 255, 0.1);
}

.feature-duo article {
  position: relative;
  min-width: 0;
  overflow: hidden;
  background: #000;
}

.feature-duo img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

.feature-duo article:hover img {
  transform: scale(1.025);
}

.feature-duo article > div {
  position: absolute;
  right: 1.5rem;
  bottom: 1.5rem;
  left: 1.5rem;
  padding: 1rem 1.2rem;
  background: rgba(4, 9, 12, 0.76);
  color: var(--white);
  backdrop-filter: blur(10px);
}

.feature-duo span {
  color: var(--cyan);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.feature-duo h3 {
  margin: 0.3rem 0 0;
  color: var(--white);
  font-size: clamp(1.4rem, 2.6vw, 2.8rem);
  line-height: 1;
}

.video-section {
  padding: clamp(5rem, 10vw, 10rem) var(--page);
  background: #0c62fa;
  color: var(--white);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.65fr);
  align-items: end;
  gap: clamp(2rem, 8vw, 8rem);
  padding-top: clamp(5rem, 10vw, 10rem);
  padding-bottom: clamp(2.5rem, 5vw, 5rem);
}

.video-section .section-heading {
  padding: 0 0 clamp(2.5rem, 5vw, 5rem);
}

.section-heading-light h2,
.section-heading-light .eyebrow {
  color: var(--white);
}

.section-heading-light > p {
  color: rgba(255, 255, 255, 0.72);
}

.video-grid {
  max-width: var(--max);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  margin-inline: auto;
}

.video-card {
  min-width: 0;
  overflow: hidden;
  background: #061326;
  border-radius: var(--radius);
}

.video-card video {
  width: 100%;
  aspect-ratio: 9 / 14;
  max-height: 620px;
  object-fit: cover;
  background: #000;
}

.video-card > div {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.2rem 1.35rem;
}

.video-card span {
  width: 34px;
  height: 34px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  color: var(--cyan);
  font-size: 0.72rem;
}

.video-card h3 {
  margin: 0;
  color: var(--white);
  font-size: 1.2rem;
}

.applications {
  padding-bottom: clamp(5rem, 10vw, 10rem);
}

.application-grid {
  max-width: var(--max);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: minmax(360px, 32vw);
  gap: 1rem;
  margin-inline: auto;
  padding-inline: var(--page);
}

.application-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: #dce1e1;
}

.application-card-wide {
  grid-column: span 2;
}

.application-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

.application-card::after {
  content: "";
  position: absolute;
  inset: 38% 0 0;
  background: linear-gradient(0deg, rgba(4, 9, 12, 0.82), transparent);
}

.application-card:hover img {
  transform: scale(1.035);
}

.application-card > div {
  position: absolute;
  right: 1.4rem;
  bottom: 1.4rem;
  left: 1.4rem;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--white);
}

.application-card span {
  font-size: clamp(1.45rem, 2.8vw, 3rem);
  font-weight: 700;
  line-height: 1;
}

.application-card iconify-icon {
  width: 48px;
  height: 48px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  font-size: 1.2rem;
  backdrop-filter: blur(8px);
}

.specification-section {
  display: grid;
  grid-template-columns: minmax(340px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(2.5rem, 6vw, 7rem);
  padding-top: clamp(5rem, 10vw, 10rem);
  padding-bottom: clamp(5rem, 10vw, 10rem);
  background: var(--white);
}

.spec-product {
  min-width: 0;
}

.spec-sticky {
  position: sticky;
  top: 110px;
}

.spec-sticky h2 {
  font-size: clamp(3rem, 5.5vw, 6.2rem);
}

.spec-sticky img {
  width: min(100%, 680px);
  margin: 2rem auto 0;
  mix-blend-mode: multiply;
}

.spec-content {
  min-width: 0;
}

.spec-list {
  border-top: 1px solid var(--line);
}

.spec-list > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.spec-list dt {
  color: var(--muted);
}

.spec-list dd {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
  text-align: right;
}

.box-content {
  margin-top: clamp(3.5rem, 7vw, 7rem);
  padding: clamp(1.5rem, 3vw, 3rem);
  background: var(--ink);
  color: var(--white);
  border-radius: var(--radius);
}

.box-content h3 {
  margin: 0.7rem 0 2rem;
  color: var(--white);
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.95;
}

.box-content ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.box-content li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.4;
}

.box-content iconify-icon {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 1rem;
}

.faq-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(3rem, 8vw, 10rem);
  padding-top: clamp(5rem, 10vw, 10rem);
  padding-bottom: clamp(5rem, 10vw, 10rem);
}

.faq-intro h2 {
  font-size: clamp(3rem, 5vw, 5.6rem);
}

.faq-intro > p {
  max-width: 480px;
  margin-top: 1.5rem;
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink);
  font-size: clamp(1.1rem, 1.6vw, 1.4rem);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary iconify-icon {
  flex: 0 0 auto;
  color: var(--blue);
  font-size: 1.2rem;
  transition: transform 180ms ease;
}

.faq-list details[open] summary iconify-icon {
  transform: rotate(45deg);
}

.faq-list details p {
  max-width: 720px;
  margin: -0.3rem 0 1.5rem;
  padding-right: 3rem;
  color: var(--muted);
  line-height: 1.6;
}

.order-section {
  position: relative;
  min-height: 680px;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(320px, 0.78fr) minmax(0, 1.22fr);
  grid-template-rows: auto auto;
  align-items: end;
  gap: 3rem;
  overflow: hidden;
  padding: clamp(3rem, 7vw, 7rem) var(--page);
  color: var(--white);
}

.order-section > img,
.order-shade {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
}

.order-section > img {
  object-fit: cover;
  object-position: center;
}

.order-shade {
  z-index: -1;
  background: linear-gradient(90deg, rgba(4, 9, 12, 0.96), rgba(4, 9, 12, 0.22) 70%), linear-gradient(0deg, rgba(4, 9, 12, 0.72), transparent 55%);
}

.order-copy h2 {
  color: var(--white);
}

.order-copy {
  grid-column: 1;
  grid-row: 1;
}

.order-copy > p:not(.eyebrow) {
  max-width: 620px;
  margin: 1.5rem 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 1.15rem;
}

.order-action {
  grid-column: 1;
  grid-row: 2;
  align-self: end;
  padding: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(5, 11, 15, 0.64);
  backdrop-filter: blur(12px);
}

.order-action strong {
  display: block;
  margin: 0.4rem 0 1.5rem;
  color: var(--white);
  font-size: clamp(3rem, 6vw, 6rem);
  line-height: 0.9;
}

.order-action .primary-button {
  width: 100%;
}

.site-footer {
  min-height: 150px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 2rem var(--page);
  background: var(--white);
  border-top: 1px solid var(--line);
}

.brand-footer {
  font-size: 2rem;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.site-footer > div {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
}

.site-footer a {
  font-weight: 700;
  text-decoration: none;
}

.floating-actions {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 350;
  display: grid;
  gap: 0.6rem;
}

.floating-actions a,
.floating-actions button {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  box-shadow: 0 10px 30px rgba(7, 16, 20, 0.2);
  cursor: pointer;
  text-decoration: none;
}

.floating-whatsapp {
  background: var(--blue);
  color: var(--white);
}

.floating-actions button {
  background: var(--white);
  color: var(--ink);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;
  pointer-events: none;
}

.floating-actions button.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-actions iconify-icon {
  font-size: 1.35rem;
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.65, 0.2, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes hero-enter {
  from {
    opacity: 0;
    transform: scale(1.035);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 1180px) {
  .desktop-nav {
    gap: 1.2rem;
  }

  .desktop-nav a {
    font-size: 0.84rem;
  }

  .hero-copy {
    width: min(620px, 56vw);
  }

  .proof-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .proof-strip > p {
    min-height: 82px;
    grid-column: 1 / -1;
    border-left: 1px solid var(--line);
    text-align: center;
  }
}

@media (max-width: 920px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .header-actions {
    justify-self: end;
  }

  .menu-toggle,
  .mobile-menu {
    display: grid;
  }

  .product-nav {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .product-nav > div {
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .product-nav > div::-webkit-scrollbar {
    display: none;
  }

  .hero {
    min-height: 820px;
    align-items: end;
  }

  .hero-image {
    object-position: 60% center;
  }

  .hero-shade {
    background: linear-gradient(0deg, rgba(5, 11, 15, 0.98) 0%, rgba(5, 11, 15, 0.82) 42%, rgba(5, 11, 15, 0.12) 76%);
  }

  .hero-copy {
    width: auto;
    max-width: 720px;
    margin: 0;
    padding: 3rem var(--page) 5.5rem;
  }

  .hero h1 {
    font-size: clamp(4.2rem, 16vw, 8rem);
  }

  .hero-scroll {
    display: none;
  }

  .intro-section {
    grid-template-columns: 0.3fr 1fr;
  }

  .intro-detail {
    grid-column: 2;
  }

  .story-panel-speed {
    grid-template-columns: 1fr;
  }

  .story-panel-speed > img {
    min-height: 0;
    aspect-ratio: 16 / 10;
  }

  .story-split {
    grid-template-columns: 1fr;
  }

  .story-panel-bed {
    min-height: 720px;
  }

  .story-panel-bed > img {
    min-height: 720px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .video-grid {
    grid-template-columns: repeat(3, minmax(280px, 1fr));
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-snap-type: x mandatory;
  }

  .video-card {
    scroll-snap-align: start;
  }

  .application-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: minmax(360px, 46vw);
  }

  .application-card-wide {
    grid-column: span 2;
  }

  .specification-section,
  .faq-section {
    grid-template-columns: 1fr;
  }

  .spec-sticky {
    position: relative;
    top: 0;
  }

  .spec-sticky img {
    max-height: 620px;
    object-fit: contain;
  }

  .order-section {
    grid-template-columns: minmax(0, 1fr);
  }

  .order-copy {
    grid-column: 1;
    grid-row: auto;
  }

  .order-action {
    grid-column: 1;
    grid-row: auto;
    max-width: 480px;
  }
}

@media (max-width: 640px) {
  :root {
    --page: 1rem;
  }

  html {
    scroll-padding-top: 112px;
  }

  .announcement {
    min-height: 34px;
    justify-content: space-between;
    font-size: 0.72rem;
  }

  .announcement p span {
    display: none;
  }

  .announcement a {
    gap: 0.15rem;
  }

  .site-header {
    height: 62px;
  }

  .brand {
    font-size: 1.72rem;
  }

  .header-contact {
    width: 44px;
    min-height: 44px;
    justify-content: center;
    padding: 0;
  }

  .header-contact span {
    display: none;
  }

  .header-contact iconify-icon {
    color: var(--white);
  }

  .mobile-menu {
    top: 62px;
    max-height: calc(100svh - 62px);
    overflow-y: auto;
  }

  .product-nav {
    top: 62px;
    min-height: 44px;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.8rem;
  }

  .product-nav > div {
    display: none;
  }

  .product-nav strong {
    font-size: 0.82rem;
  }

  .product-nav .product-nav-order {
    min-height: 30px;
    display: inline-flex;
    align-items: center;
    padding: 0 0.7rem;
    border: 1px solid rgba(25, 212, 230, 0.5);
    border-radius: 3px;
  }

  .hero {
    min-height: calc(100svh - 140px);
  }

  .hero-image {
    object-position: 66% top;
  }

  .hero-copy {
    padding-bottom: 2.5rem;
  }

  .hero-kicker {
    font-size: 0.67rem;
  }

  .hero h1 {
    font-size: clamp(3.8rem, 19vw, 6rem);
  }

  .hero-intro {
    max-width: 95%;
    margin-top: 1.3rem;
    font-size: 0.98rem;
    line-height: 1.45;
  }

  .hero-purchase {
    align-items: stretch;
    gap: 0.8rem;
    margin-top: 1.5rem;
  }

  .hero-purchase > div {
    min-width: 112px;
  }

  .hero-purchase strong {
    font-size: 2.25rem;
  }

  .primary-button {
    min-height: 54px;
    gap: 0.7rem;
    padding-left: 0.9rem;
    font-size: 0.82rem;
  }

  .primary-button iconify-icon {
    width: 42px;
    height: 42px;
  }

  .hero-assurance {
    gap: 0.65rem 1rem;
    margin-top: 1.2rem;
  }

  .hero-assurance span {
    font-size: 0.72rem;
  }

  .proof-strip {
    grid-template-columns: 1fr 1fr;
    padding: 0;
  }

  .proof-strip article {
    min-height: 104px;
    border-bottom: 1px solid var(--line);
  }

  .proof-strip article:nth-child(odd) {
    border-left: 0;
  }

  .proof-strip strong {
    font-size: 1.6rem;
  }

  .proof-strip > p {
    border-left: 0;
  }

  .intro-section {
    grid-template-columns: 1fr;
    gap: 1.2rem;
    padding-top: 5rem;
  }

  .intro-number {
    position: absolute;
    top: 4rem;
    right: -0.2rem;
    font-size: 9rem;
  }

  .intro-copy,
  .intro-detail {
    position: relative;
    z-index: 1;
    grid-column: 1;
  }

  .intro-copy h2,
  .section-heading h2,
  .faq-intro h2,
  .spec-sticky h2,
  .order-copy h2 {
    font-size: clamp(2.65rem, 13vw, 4.2rem);
  }

  .story-panel,
  .story-split .story-panel {
    min-height: 0;
  }

  .story-copy {
    padding: 2.6rem 1rem;
  }

  .story-copy h2,
  .overlay-copy h2 {
    font-size: clamp(2.6rem, 13vw, 4.4rem);
  }

  .story-copy li span {
    min-width: 100px;
    font-size: 1.15rem;
  }

  .story-panel-visual img {
    min-height: 620px;
  }

  .story-panel-cooling img {
    aspect-ratio: 1 / 1;
  }

  .story-panel-bed,
  .story-panel-bed > img {
    min-height: 650px;
  }

  .story-panel-bed > img {
    object-position: 64% center;
  }

  .story-panel-bed::after {
    background: linear-gradient(0deg, rgba(3, 7, 10, 0.98), rgba(3, 7, 10, 0.18) 72%);
  }

  .story-panel-bed .story-copy {
    top: auto;
    right: 1rem;
    bottom: 2rem;
    left: 1rem;
    transform: none;
  }

  .feature-duo {
    grid-template-columns: 1fr;
  }

  .feature-duo img {
    aspect-ratio: 1 / 1.05;
  }

  .feature-duo article > div {
    right: 0.8rem;
    bottom: 0.8rem;
    left: 0.8rem;
  }

  .video-section {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .video-grid {
    grid-template-columns: repeat(3, minmax(82vw, 1fr));
    margin-right: -1rem;
  }

  .video-card video {
    max-height: 570px;
  }

  .section-heading {
    padding-top: 5rem;
    padding-bottom: 2rem;
  }

  .application-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 420px;
    gap: 0.8rem;
  }

  .application-card-wide {
    grid-column: auto;
  }

  .application-card span {
    font-size: 1.65rem;
  }

  .application-card iconify-icon {
    width: 42px;
    height: 42px;
  }

  .specification-section {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .spec-sticky img {
    margin-top: 1rem;
  }

  .spec-list > div {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 1rem;
  }

  .box-content {
    padding: 1.4rem 1rem;
  }

  .box-content ul {
    grid-template-columns: 1fr;
  }

  .faq-section {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .faq-list summary {
    min-height: 76px;
    font-size: 1.02rem;
  }

  .faq-list details p {
    padding-right: 1rem;
  }

  .order-section {
    min-height: 690px;
    align-items: end;
    gap: 1.8rem;
    padding-bottom: 2rem;
  }

  .order-section > img {
    object-position: 68% top;
  }

  .order-shade {
    background: linear-gradient(0deg, rgba(4, 9, 12, 0.98), rgba(4, 9, 12, 0.2) 76%);
  }

  .order-copy > p:not(.eyebrow) {
    font-size: 1rem;
  }

  .order-action {
    padding: 1rem;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 0.8rem;
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }

  .site-footer > div {
    justify-content: space-between;
  }

  .floating-actions {
    right: 0.7rem;
    bottom: 0.7rem;
  }

  .floating-actions a,
  .floating-actions button {
    width: 46px;
    height: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}