:root {
  --black: #000000;
  --panel: #171a20;
  --orange: #f5a136;
  --brand-on-dark: #f79a2a;
  --brand-on-light: #f98e27;
  --light: #fff;
  --text: #262a30;
  --safe-width: 1200px;
  --content-width: calc(var(--safe-width) * .7);
  --header-offset: 4rem;
  --font-cn: "MiSans", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-en: "Montserrat", "MiSans", "PingFang SC", "Microsoft YaHei", sans-serif;
}

@media (max-width: 1300px) {
  :root {
    --safe-width: 75vw;
  }
}

html {
  scroll-behavior: smooth;
}

.mentorpi-page,
.mentorpi-page * {
  box-sizing: border-box;
}

.mentorpi-page {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--black);
  color: var(--light);
  font-family: var(--font-cn);
}

.mentorpi-page .font-en {
  font-family: var(--font-en);
}

.mentorpi-page a {
  color: inherit;
  text-decoration: none;
}

.mentorpi-page button,
.mentorpi-page input {
  font: inherit;
}

.mentorpi-page button {
  border: 0;
}

.mentorpi-page h1,
.mentorpi-page h2,
.mentorpi-page h3,
.mentorpi-page p,
.mentorpi-page figure {
  margin: 0;
}

.mentorpi-page main img,
.mentorpi-page main video {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.mentorpi-page [hidden] {
  display: none !important;
}

.mentorpi-page [data-copy-pending]:empty {
  display: none;
}

.dark-section {
  background: var(--black);
  color: var(--light);
}

.light-section {
  background: var(--light);
  color: var(--text);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80;
  width: 100%;
  height: var(--header-offset);
  background: rgba(5, 6, 9, .96);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-100%);
  transition: opacity .3s ease, visibility .3s ease, transform .3s ease;
}

.site-header.is-scrolled {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.site-header__inner {
  display: flex;
  align-items: center;
  width: var(--safe-width);
  height: 100%;
  margin: 0 auto;
}

.site-header-placeholder {
  display: none;
}

@media (min-width: 1025px) {
  .site-header-placeholder {
    display: block;
    height: var(--common-header-height, 53px);
  }
}

.mentorpi-page.has-fixed-header #header {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-100%);
}

.brand {
  flex: 0 0 auto;
  font-size: 1.65rem;
  font-weight: 750;
}

.site-nav {
  display: flex;
  gap: 2.2rem;
  margin-left: auto;
  font-size: .84rem;
}

.site-nav a {
  color: rgba(255, 255, 255, .88);
  white-space: nowrap;
}

.buy-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .625rem;
  min-width: 7rem;
  height: 2.3rem;
  margin-left: 2rem;
  background: var(--orange);
  color: #101010;
  font-size: .84rem;
  font-weight: 750;
}

.buy-link span {
  display: inline-grid;
  place-items: center;
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 1.25rem;
  filter: brightness(0);
}

.buy-link span img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.hero {
  position: relative;
  z-index: 1;
  width: 100%;
  overflow: hidden;
  background: #080a0f;
  --hero-overlay-opacity: 0;
  --hero-blur: 0px;
}

.hero::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  content: "";
  pointer-events: none;
  background: rgba(0, 0, 0, var(--hero-overlay-opacity));
}

.hero__kv {
  width: 100%;
  height: auto;
  filter: blur(var(--hero-blur));
  will-change: filter;
}

.hero__content {
  position: absolute;
  top: 15%;
  right: 0;
  left: 0;
  z-index: 2;
  width: min(60rem, calc(100% - 3rem));
  margin-inline: auto;
  text-align: center;
}

.hero h1 {
  font-size: 6rem;
  line-height: .95;
  font-weight: 800;
}

.hero p {
  margin-top: 1.2rem;
  font-size: 1.6rem;
}

.intro__scroll-copy {
  position: absolute;
  z-index: 4;
  top: -25vh;
  right: 0;
  left: 0;
  width: var(--safe-width);
  margin-inline: auto;
  color: var(--light);
  opacity: 0;
  pointer-events: none;
}

.intro__scroll-copy.is-copy-pending {
  opacity: 0 !important;
  visibility: hidden !important;
}

.intro__scroll-copy h2 {
  margin-bottom: .8rem;
  font-size: clamp(1.2rem, 1.5vw, 1.5rem);
  line-height: 1.25;
  font-weight: 650;
  text-align: center;
}

.intro__scroll-copy p {
  font-size: 18px;
  line-height: 1.8;
  font-weight: 300;
  text-align: center;
}

.intro__scroll-copy p+p {
  margin-top: .8rem;
}

.section-heading {
  width: var(--safe-width);
  text-align: center;
  margin: 0 auto;
}

#algorithms .section-heading {
  width: var(--content-width);
}

#ai-slam .section-heading {
  width: var(--content-width);
}

.section-heading>span,
.poster-copy>span {
  display: block;
  margin-bottom: .65rem;
  color: var(--brand-on-dark);
  font-size: 1.1rem;
  font-weight: 600;
}

.section-heading h2,
.poster-copy h2,
.specs__heading h2 {
  font-size: 2.5rem;
  line-height: 1.18;
  font-weight: 650;
}

.section-heading p,
.poster-copy p {
  margin-top: 1.15rem;
  color: rgba(255, 255, 255, .68);
  font-size: 1rem;
  line-height: 1.8;
}

.feature-mosaic {
  position: relative;
  z-index: 6;
  padding: 16vh 0 8vh;
  background: linear-gradient(to bottom, #161821 0%, #0b0d14 70%, #000 100%);
}

.feature-mosaic__row {
  display: flex;
  align-items: flex-start;
  gap: .55rem;
  width: var(--safe-width);
  margin: 0 auto;
}

.feature-mosaic__row+.feature-mosaic__row {
  margin-top: .55rem;
}

.mosaic-card {
  position: relative;
  flex: var(--card-weight) 1 0;
  min-width: 0;
  overflow: hidden;
  border-radius: .5rem;
  background: var(--panel);
}

.mosaic-card>img {
  width: 100%;
  height: auto;
  transition: transform .65s ease;
}

.mosaic-card:hover>img {
  transform: scale(1.018);
}

.mosaic-copy {
  position: absolute;
  top: 1.45rem;
  left: 1.55rem;
  z-index: 3;
  max-width: calc(100% - 3rem);
}

.mosaic-copy h2 {
  font-size: clamp(1rem, 1.45vw, 1.5rem);
  line-height: 1.25;
  font-weight: 650;
}

.mosaic-copy p {
  margin-top: .45rem;
  color: rgba(255, 255, 255, .72);
  font-size: .82rem;
  line-height: 1.45;
}

.mentorpi-page .openclaw-subcard {
  position: absolute;
  left: 1.55rem;
  top: 20%;
  z-index: 2;
  width: 44%;
}

.mentorpi-page .openclaw-subcard img {
  width: 100%;
  height: auto;
}

.mentorpi-page .mosaic-copy__title-with-icon {
  display: flex;
  align-items: flex-end;
  gap: .55rem;
}

.mentorpi-page .mosaic-copy__title-with-icon>img {
  flex: 0 0 auto;
  width: 1.8rem;
  height: auto;
  margin-bottom: .08rem;
}

.controller-subcard {
  position: absolute;
  right: auto;
  bottom: 3.5%;
  left: 4%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  width: 37%;
}

.controller-subcard__item {
  position: relative;
  flex: 0 0 auto;
  width: 100%;
  min-width: 0;
  margin: 0;
}

.mentorpi-page .controller-subcard__item img {
  width: 100%;
  height: auto;
}

.controller-subcard__item figcaption {
  position: absolute;
  right: 0;
  bottom: 8%;
  left: 0;
  color: rgba(255, 255, 255, .78);
  font-size: clamp(.58rem, .65vw, .76rem);
  line-height: 1.3;
  text-align: center;
  white-space: nowrap;
}

.static-media-section,
.dual-image-section,
.vertical-carousel-section,
.driving-section {
  position: relative;
  z-index: 6;
  padding: 8vh 0;
  isolation: isolate;
}

#lidar .carousel-section {
  padding-top: 16vh;
}

.static-media-section {
  min-height: 0;
}

.static-media-section__media {
  width: var(--safe-width);
  margin: 4rem auto 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: .5rem;
}

.static-media-section__media--video {
  aspect-ratio: auto;
}

.static-media-section__media--video video {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

.media-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #30343a;
}

.static-media-section__media.media-placeholder {
  width: var(--safe-width);
}

.dual-image-section__media {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  width: var(--safe-width);
  margin: 4rem auto 0;
}

.dual-image-section__media img:first-child {
  flex: 449 1 0;
  min-width: 0;
}

.dual-image-section__media img:last-child {
  flex: 1336 1 0;
  min-width: 0;
}

.media-carousel {
  position: relative;
  z-index: 6;
  padding: 8vh 0 16vh;
  overflow: hidden;
  isolation: isolate;
  background: #000;
}

#algorithms.media-carousel {
  padding-bottom: 8vh;
}


.media-carousel::before {
  position: absolute;
  z-index: 0;
  inset: 0;
  content: "";
  pointer-events: none;
  background: #000;
}

.media-carousel>* {
  position: relative;
  z-index: 1;
}

#lidar.vertical-carousel-section {
  padding-top: 16vh;
}

.carousel-shell {
  position: relative;
  width: 100%;
  margin: 4rem auto 0;
  outline: 0;
}

.carousel-track {
  display: flex;
  align-items: center;
  gap: .5rem;
  width: max-content;
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 var(--content-width);
  width: var(--content-width);
  overflow: hidden;
  border-radius: .5rem;
  background: var(--panel);
  opacity: .7;
  transform: scale(.985);
  transition: opacity .42s ease, transform .42s ease;
}

.carousel-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.carousel-slide img,
.carousel-slide video {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  z-index: 5;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 50%;
  background: rgba(38, 42, 48, .7);
  color: var(--light);
  cursor: pointer;
  transform: translateY(-50%);
}

.carousel-arrow span {
  font-size: 1.8rem;
  line-height: 1;
  transform: translateY(-.1rem);
}

.carousel-arrow--prev {
  left: max(1.25rem, calc((100vw - var(--content-width)) / 2 - 4.5rem));
}

.carousel-arrow--next {
  right: max(1.25rem, calc((100vw - var(--content-width)) / 2 - 4.5rem));
}

.carousel-arrow[hidden] {
  display: none;
}

.carousel-tabs {
  display: flex;
  width: min(44rem, var(--safe-width));
  max-width: calc(100% - 2rem);
  min-height: 2.6rem;
  margin: 2rem auto 0;
  overflow: hidden;
  border-radius: 999rem;
  background: var(--panel);
}

.carousel-tabs button {
  flex: 1;
  min-width: 0;
  padding: 0 .7rem;
  background: transparent;
  color: rgba(255, 255, 255, .7);
  font-size: .82rem;
  white-space: nowrap;
  cursor: pointer;
  transition: color .3s ease, background-color .3s ease;
  border-radius: 999px;
}

.carousel-tabs button:hover {
  color: var(--light);
}

.carousel-tabs button.is-active {
  background: var(--light);
  color: #111;
  font-weight: 550;
}

.poster-section {
  position: relative;
  z-index: 6;
  overflow: hidden;
  isolation: isolate;
}

.poster-section>img {
  width: 100%;
  height: auto;
}

.poster-section::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(90deg, rgba(0, 0, 0, .56), transparent 58%);
}

.poster-copy {
  position: absolute;
  top: 16%;
  left: max(2rem, calc((100vw - var(--safe-width)) / 2));
  z-index: 2;
  width: 32rem;
}

.vertical-carousel {
  position: relative;
  width: var(--safe-width);
  margin: 4.2rem auto 0;
  outline: 0;
}

.vertical-carousel__nav {
  position: absolute;
  top: 50%;
  left: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 24%;
  transform: translateY(-50%);
}

.vertical-carousel__nav::before {
  position: absolute;
  top: 4%;
  bottom: 4%;
  left: 0;
  width: 1px;
  content: "";
  background: rgba(255, 255, 255, .52);
}

.vertical-carousel__nav button {
  position: relative;
  width: 100%;
  height: 5.1rem;
  padding: 0 0 0 2.35rem;
  background: transparent;
  color: rgba(255, 255, 255, .5);
  text-align: left;
  cursor: pointer;
}

.vertical-carousel__nav button::before {
  position: absolute;
  top: 0;
  left: 0px;
  width: 3px;
  height: 100%;
  content: "";
  background: var(--orange);
  opacity: 0;
  transform: scaleY(.15);
  transition: opacity .35s ease, transform .45s cubic-bezier(.22, 1, .36, 1);
}

.vertical-carousel__nav button.is-active {
  color: var(--light);
}

.vertical-carousel__nav button.is-active::before {
  opacity: 1;
  transform: scaleY(.72);
}

.vertical-carousel__stage {
  width: 72%;
  margin-left: auto;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: .5rem;
  background: #15171b;
}

.vertical-carousel__track {
  position: relative;
  height: 100%;
}

.vertical-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity .58s ease, visibility .58s ease;
}

.vertical-carousel__slide.is-active {
  z-index: 2;
  opacity: 1;
  visibility: visible;
}

.vertical-carousel__slide video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.vertical-carousel__slide .media-placeholder {
  display: grid;
  place-items: center;
  height: 100%;
  aspect-ratio: auto;
  color: rgba(255, 255, 255, .66);
  font-size: 1rem;
  font-weight: 500;
}

.carousel-slide .media-placeholder {
  aspect-ratio: 16 / 9;
}

.sticky-cover-content {
  --cover-dim: 0;
  z-index: 10;
  padding-bottom: 16vh;
}

.sticky-cover-content::after {
  position: absolute;
  z-index: 20;
  inset: 0;
  content: "";
  pointer-events: none;
  background: #000;
  opacity: var(--cover-dim);
}

.driving-layout {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  width: var(--safe-width);
  margin: 4rem auto 0;
}

.driving-main {
  flex: 980 1 0;
  min-width: 0;
  overflow: hidden;
  border-radius: .5rem;
}

.driving-features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .8rem;
  flex: 780 1 0;
  min-width: 0;
}

.driving-features figure {
  position: relative;
  min-width: 0;
}

.driving-features img {
  display: block;
  border-radius: .5rem;
}

.driving-features figcaption {
  position: absolute;
  right: 0;
  bottom: .1rem;
  left: 0;
  padding: 0 .25rem;
  color: var(--light);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
}

.section-cover-layer {
  position: relative;
  z-index: 30;
  isolation: isolate;
}

.specs {
  z-index: 12;
  padding: 16vh 0 8vh;
  background: var(--light);
}

.specs__inner {
  width: var(--safe-width);
  margin: 0 auto;
}

.specs__heading {
  margin-bottom: 5rem;
}

.specs__heading h2 {
  color: var(--text);
  font-size: 2.4rem;
  line-height: 1.15;
}

.specs__heading p {
  margin-top: .65rem;
  color: rgba(38, 42, 48, .58);
  font-size: 1rem;
}

.specs-table {
  display: block;
  width: 100%;
  border-collapse: collapse;
  color: rgba(38, 42, 48, .82);
  font-size: 1rem;
}

.specs-table tbody {
  display: block;
}

.specs-row {
  display: grid;
  grid-template-columns: 13.5rem repeat(3, 1fr);
  min-height: 5.25rem;
  border-bottom: 1px solid rgba(38, 42, 48, .16);
}

.specs-row>th,
.specs-row>td {
  display: flex;
  align-items: center;
  min-width: 0;
  padding: .75rem 1rem .75rem 20%;
  line-height: 1.45;
  font-weight: 400;
  text-align: left;
}

.specs-row .specs-label {
  padding-left: 30%;
  color: var(--text);
  font-weight: 600;
}

.specs-row .specs-value {
  grid-column: 2 / 5;
  padding-left: 6.6667%;
  color: rgba(38, 42, 48, .82);
}

.specs-row--variants {
  min-height: 6rem;
}

.specs__drawing {
  width: 45vw;
  margin: 4rem auto 0;
}

.specs__drawing-labels {
  display: grid;
  grid-template-columns: 34% 32% 34%;
  align-items: end;
  color: rgba(28, 30, 32, 0.82);
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.35;
}

.specs__drawing-labels span {
  min-width: 0;
  text-align: center;
}

.mentorpi-page .specs__drawing .specs__image {
  display: block;
  width: 100%;
  height: auto;
  margin: 1.25rem 0 0;
  object-fit: contain;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.product-faq {
  padding: 8rem 0 10rem;
  color: var(--text);
}

.product-faq__heading,
.product-faq__list {
  width: var(--safe-width);
  margin-right: auto;
  margin-left: auto;
}

.product-faq__heading {
  margin-bottom: 3rem;
}

.product-faq__heading h2 {
  font-size: 2.4rem;
  line-height: 1.15;
}

.product-faq__item {
  border-bottom: 1px solid rgba(38, 42, 48, .18);
}

.product-faq__item:last-child {
  border-bottom: 0;
}

.product-faq__item summary {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr) 1.5rem;
  gap: 1rem;
  align-items: center;
  min-height: 5.25rem;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.product-faq__item summary::-webkit-details-marker {
  display: none;
}

.product-faq__item summary:focus-visible {
  outline: 2px solid var(--brand-on-light);
  outline-offset: -2px;
}

.product-faq__number {
  color: rgba(38, 42, 48, .6);
  font-family: var(--font-en);
  font-size: .9rem;
  font-weight: 600;
  transition: color .25s ease;
}

.product-faq__question {
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 600;
}

.product-faq__arrow {
  justify-self: end;
  width: 0;
  height: 0;
  border-right: .38rem solid transparent;
  border-left: .38rem solid transparent;
  border-top: .5rem solid rgba(38, 42, 48, .6);
  transition: transform .25s ease, border-top-color .25s ease;
}

.product-faq__item[open] .product-faq__number {
  color: var(--brand-on-light);
}

.product-faq__item[open] .product-faq__arrow {
  border-top-color: var(--brand-on-light);
  transform: rotate(180deg);
}

.product-faq__answer {
  max-width: calc(100% - 5rem);
  padding: 0 0 2.2rem 4.5rem;
  color: rgba(38, 42, 48, .68);
  font-size: 1rem;
  line-height: 1.85;
}

.product-faq__answer a {
  color: var(--brand-on-light);
}

.product-faq__answer p+p {
  margin-top: .65rem;
}

.product-faq__answer strong {
  color: var(--text);
}

.product-faq__message {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 8rem;
  width: min(38rem, 60%);
  height: 3.5rem;
  margin: 5rem auto 0;
  overflow: hidden;
  border-radius: 2rem;
  background: rgba(38, 42, 48, .14);
}

.product-faq__message-label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.product-faq__message input {
  min-width: 0;
  padding: 0 1.75rem;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: center;
}

.product-faq__message input::placeholder {
  color: rgba(38, 42, 48, .6);
  opacity: 1;
}

.product-faq__message button {
  border: 0;
  background: var(--panel);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background-color .25s ease, color .25s ease;
}

.product-faq__message button:hover {
  background: var(--brand-on-light);
  color: var(--panel);
}

.product-faq__message:focus-within {
  outline: 2px solid var(--brand-on-light);
  outline-offset: 3px;
}

.product-faq__message button:disabled {
  cursor: wait;
  opacity: .65;
}

.product-faq__success {
  position: fixed;
  inset: 0;
  width: min(30rem, calc(100% - 2rem));
  margin: auto;
  padding: 3.5rem 3rem 3rem;
  border: 0;
  border-radius: .5rem;
  background: var(--light);
  color: var(--text);
  text-align: center;
  box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, .3);
}

.product-faq__success::backdrop {
  background: rgba(0, 0, 0, .56);
}

.product-faq__success[open] {
  animation: mentorpi-faq-dialog-in .25s ease both;
}

.product-faq__success-close {
  position: absolute;
  top: .8rem;
  right: .8rem;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 0;
  background: transparent;
  color: rgba(38, 42, 48, .6);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.product-faq__success-close:hover,
.product-faq__success-close:focus-visible {
  color: var(--panel);
}

.product-faq__success-close:focus-visible {
  outline: 2px solid var(--brand-on-light);
  outline-offset: 1px;
}

.product-faq__success-mark {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1.5rem;
  border: 2px solid var(--brand-on-light);
  border-radius: 50%;
  color: var(--brand-on-light);
  font-size: 1.65rem;
  font-weight: 700;
}

.product-faq__success p {
  font-size: 1.2rem;
  line-height: 1.6;
  font-weight: 600;
}

@keyframes mentorpi-faq-dialog-in {
  from {
    opacity: 0;
    transform: translateY(1rem) scale(.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 1620px) {
  .intro__scroll-copy {
    top: -35vh;
  }

  .static-media-section__media {
    width: var(--content-width);
  }

  .vertical-carousel__nav {
    left: 5%;
  }
}

@media (max-width: 900px) {
  :root {
    --safe-width: calc(100vw - 2rem);
    --content-width: var(--safe-width);
    --header-offset: 3.5rem;
  }

  .mentorpi-page #header {
    display: none !important;
  }

  .mentorpi-page .site-header {
    width: 100vw;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .mentorpi-page .site-header-placeholder {
    display: block;
    height: var(--header-offset);
  }

  .mentorpi-page #footer {
    max-width: 100vw;
    overflow: hidden;
  }

  .site-nav {
    display: none;
  }

  .brand {
    font-size: 1.25rem;
  }

  .buy-link {
    min-width: 6rem;
    height: 2rem;
    margin-left: auto;
  }

  .hero h1 {
    font-size: 3.6rem;
  }

  .hero p {
    font-size: 1.2rem;
  }

  .intro__scroll-copy {
    top: 12vh;
    width: calc(100% - 2rem);
  }

  .intro__scroll-copy p {
    font-size: .9rem;
    line-height: 1.55;
  }

  .section-heading h2,
  .poster-copy h2,
  .specs__heading h2 {
    font-size: 2rem;
  }

  .feature-mosaic {
    padding: 2.5rem 0 6rem;
  }

  .mosaic-copy {
    top: .8rem;
    left: .9rem;
  }

  .mosaic-copy h2 {
    font-size: .86rem;
  }

  .mosaic-copy p {
    display: none;
  }

  .static-media-section,
  .dual-image-section,
  .vertical-carousel-section,
  .media-carousel,
  .driving-section {
    padding: 6rem 0;
  }

  .dual-image-section__media,
  .static-media-section__media,
  .carousel-shell,
  .driving-layout {
    margin-top: 2.5rem;
  }

  .carousel-slide {
    flex-basis: 86vw;
    width: 86vw;
  }

  .carousel-arrow {
    display: none;
  }

  .carousel-tabs {
    justify-content: flex-start;
    width: calc(100vw - 2rem);
    overflow-x: auto;
  }

  .carousel-tabs button {
    flex: 0 0 auto;
    min-width: 7rem;
    padding: 0 1rem;
  }

  .poster-copy {
    top: 12%;
    left: 2rem;
    width: calc(100% - 4rem);
  }

  .vertical-carousel__nav {
    position: static;
    flex-direction: row;
    width: 100%;
    margin-bottom: 1rem;
    overflow-x: auto;
    transform: none;
  }

  .vertical-carousel__nav::before,
  .vertical-carousel__nav button::before {
    display: none;
  }

  .vertical-carousel__nav button {
    flex: 0 0 auto;
    width: auto;
    height: auto;
    padding: .7rem .9rem;
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 999px;
  }

  .vertical-carousel__stage {
    width: 100%;
  }

  .driving-layout {
    flex-direction: column;
  }

  .driving-main,
  .driving-features {
    flex: 0 0 auto;
    width: 100%;
  }

  .specs {
    padding: 6rem 0 4rem;
  }

  .specs__heading {
    margin-bottom: 3rem;
  }

  .specs-table {
    overflow-x: auto;
    padding-bottom: .5rem;
  }

  .specs-row {
    grid-template-columns: 8rem repeat(3, 15rem);
    min-width: 53rem;
    min-height: 4.75rem;
  }

  .specs-row .specs-label {
    padding-left: .5rem;
  }

  .specs-row .specs-value {
    grid-column: 2 / 5;
    padding-left: 1rem;
  }

  .specs__drawing {
    width: 94vw;
    margin-top: 3rem;
  }

  .specs__drawing-labels {
    font-size: .52rem;
  }

  .mentorpi-page .specs__drawing .specs__image {
    margin-top: .85rem;
  }

  .product-faq {
    padding: 5rem 0 7rem;
  }

  .product-faq__heading {
    margin-bottom: 3rem;
  }

  .product-faq__item summary {
    grid-template-columns: 2.5rem minmax(0, 1fr) 1rem;
    gap: .75rem;
    min-height: 4.75rem;
  }

  .product-faq__answer {
    max-width: 100%;
    padding: 0 1rem 1.8rem 3.25rem;
  }

  .product-faq__message {
    width: min(32rem, 80%);
    margin-top: 4rem;
  }
}

@media (max-width: 620px) {
  .hero__content {
    top: 18%;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .hero p {
    font-size: .95rem;
  }

  .feature-mosaic__row,
  .dual-image-section__media {
    flex-direction: column;
  }

  .mosaic-card,
  .dual-image-section__media img {
    flex: 0 0 auto;
    width: 100%;
  }

  .mosaic-copy {
    top: 1.25rem;
    left: 1.3rem;
  }

  .mosaic-copy h2 {
    font-size: 1.15rem;
  }

  .mosaic-copy p {
    display: block;
    font-size: .7rem;
  }

  .driving-features {
    gap: .65rem;
  }

  .driving-features figcaption {
    font-size: .88rem;
  }

  .section-heading p,
  .poster-copy p {
    font-size: .9rem;
  }

  .specs-row {
    font-size: .82rem;
  }

  .product-faq__heading h2 {
    font-size: 2rem;
  }

  .product-faq__question {
    font-size: 1rem;
  }

  .product-faq__answer {
    padding-left: 0;
    font-size: .9rem;
  }

  .product-faq__message {
    grid-template-columns: minmax(0, 1fr) 6rem;
    width: 100%;
    height: 3.25rem;
  }

  .product-faq__message input {
    padding: 0 .8rem;
    font-size: .8rem;
  }

  .product-faq__message button {
    font-size: .85rem;
  }

  .product-faq__success {
    padding: 3rem 1.5rem 2.5rem;
  }

  .product-faq__success p {
    font-size: 1rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}