:root {
  --bg: #f4f4f2;
  --panel: #ffffff;
  --panel-2: #ececea;
  --ink: #111315;
  --muted: #686d70;
  --line: rgba(17, 19, 21, .18);
  --acid: #d8ff3e;
  --ice: #353a3d;
  --max: 1380px;
  --radius: 0;
  color-scheme: light;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Helvetica Neue", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
}

main {
  display: flex;
  flex-direction: column;
}

.site-header {
  height: 88px;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  background: rgba(7, 8, 9, .97);
  box-shadow: none;
}

.brand-logo {
  width: clamp(205px, 18vw, 255px);
}

.main-nav {
  gap: clamp(1.1rem, 2.4vw, 2.4rem);
  font-size: .79rem;
  font-weight: 700;
  letter-spacing: .08em;
}

.main-nav a {
  color: #e7e8e8;
}

.main-nav .nav-cta {
  border-color: rgba(255, 255, 255, .45);
  border-radius: 2px;
  padding: .65rem 1rem;
}

.menu-button {
  color: #fff;
  border-color: rgba(255, 255, 255, .35);
  border-radius: 2px;
}

.hero {
  order: 1;
  min-height: auto;
  padding: 170px max(24px, calc((100vw - var(--max))/2)) 84px;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  align-items: center;
  background: #fff;
  color: #111315;
}

.hero-grid,
.hero::after {
  display: none;
}

.hero-copy {
  max-width: 900px;
  padding: 0;
}

.eyebrow {
  margin-bottom: 1.8rem;
  color: #5e6468;
  font-size: .7rem;
  letter-spacing: .22em;
}

.eyebrow span {
  width: 44px;
  height: 1px;
  background: #111315;
}

h1 {
  max-width: 720px;
  margin-bottom: .75rem;
  font-size: 1rem;
  line-height: 1.9;
  letter-spacing: 0;
  font-weight: 700;
}

h1 em {
  display: inline;
  margin-top: 0;
  color: #111315;
  font-size: 1em;
  font-weight: 400;
  letter-spacing: inherit;
  line-height: inherit;
}

.hero-kicker {
  max-width: 760px;
  margin-bottom: 1.15rem;
  color: #171a1c;
  font-size: .72rem;
  letter-spacing: .16em;
}

.hero-lead {
  max-width: 720px;
  color: #5c6265;
  font-size: 1rem;
  line-height: 1.9;
}

.hero-actions {
  margin-top: 2.2rem;
}

.button {
  border-radius: 2px;
  min-height: 50px;
  padding: .78rem 1.35rem;
  font-size: .82rem;
  letter-spacing: .04em;
}

.button.primary {
  background: #111315;
  color: #fff;
}

.text-link {
  color: #24282a;
  border-color: #6b7073;
}

.hero-stats {
  margin-top: 3.4rem;
  gap: 0;
  border-top: 1px solid #c9cccd;
}

.hero-stats div {
  min-width: 140px;
  padding: 1rem 2.2rem 0 0;
  border-left: 0;
}

.hero-stats dt {
  color: #111315;
  font-size: 1.35rem;
  font-weight: 650;
}

.hero-stats dd {
  color: #707679;
  font-size: .72rem;
  letter-spacing: .08em;
}

.finder-card {
  position: static;
  width: 100%;
  transform: none;
  display: block;
  align-self: end;
  padding: 1.6rem;
  border: 1px solid #d0d2d2;
  border-radius: 0;
  background: #f5f5f3;
  box-shadow: none;
}

.finder-card > label {
  display: block;
  margin-bottom: .8rem;
  font-size: .7rem;
  letter-spacing: .14em;
}

.finder-field {
  min-height: 56px;
  border: 0;
  border-bottom: 1px solid #111315;
  border-radius: 0;
  background: transparent;
}

.finder-field button {
  background: #111315;
}

.technical-specs {
  order: 2;
  padding: 86px max(24px, calc((100vw - var(--max))/2)) 96px;
  background: #fff;
  color: #111315;
  border-top: 1px solid #dadcdd;
}

.technical-specs .section-heading {
  align-items: start;
  margin-bottom: 2.6rem;
}

.technical-specs .section-heading h2 {
  max-width: 760px;
  font-size: clamp(2.2rem, 4vw, 4.2rem);
  font-weight: 500;
}

.technical-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0 2rem;
  border-top: 0;
}

.technical-row {
  display: block;
  min-height: 175px;
  padding: 1.25rem 0 1.7rem;
  border-top: 1px solid #747879;
  border-bottom: 0;
}

.technical-row dt {
  margin-bottom: 1rem;
  font-size: .76rem;
  font-weight: 750;
  letter-spacing: .05em;
}

.technical-row dt span {
  display: inline;
  margin-left: .25rem;
  color: #111315;
}

.technical-row dd {
  color: #4f5558;
  font-size: .88rem;
  line-height: 1.75;
}

.spec-note {
  margin-top: .2rem;
}

.catalog {
  order: 3;
  width: 100%;
  max-width: none;
  padding: 100px max(24px, calc((100vw - var(--max))/2)) 120px;
  background: #f2f2f0;
}

.catalog .section-heading {
  align-items: start;
  margin-bottom: 2.8rem;
}

.section-heading h2,
.features h2,
.technical-specs h2,
.tech-copy h3,
.fitment h2,
.contact h2 {
  font-weight: 500;
}

.catalog-toolbar {
  grid-template-columns: minmax(260px, 1fr) auto auto;
  gap: 1.5rem;
  padding: 1rem 0;
  border: 0;
  border-top: 1px solid #aaadae;
  border-bottom: 1px solid #aaadae;
  border-radius: 0;
  background: transparent;
}

.search-box {
  min-height: 48px;
  border: 1px solid #c6c9ca;
  border-radius: 0;
  background: #fff;
}

.search-box input {
  color: #111315;
}

.filter {
  color: #555b5e;
  border-radius: 2px;
}

.filter.is-active {
  background: #111315;
  color: #fff;
}

.select-wrap select {
  color: #111315;
  background: #fff;
  border: 1px solid #c6c9ca;
  border-radius: 0;
}

.results-line {
  color: #707678;
}

.results-line b,
.results-line button {
  color: #111315;
}

.product-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 3.3rem 1.25rem;
}

.product-card {
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #111315;
}

.product-card:hover {
  transform: none;
}

.product-image {
  aspect-ratio: 1;
  background: #e9e9e7;
}

.product-image::after {
  display: none;
}

.product-image img {
  object-fit: contain;
  mix-blend-mode: multiply;
}

.product-card:hover .product-image img {
  transform: scale(1.025);
}

.series-badge {
  top: .8rem;
  left: .8rem;
  border-radius: 2px;
  padding: .3rem .55rem;
  background: var(--acid);
  font-size: .62rem;
}

.compare-toggle {
  top: .8rem;
  right: .8rem;
  border-radius: 2px;
  background: rgba(17, 19, 21, .88);
}

.product-info {
  padding: 1.15rem .1rem 0;
  text-align: center;
}

.collection-label {
  margin-bottom: .4rem;
  color: #73787a;
  font-size: .62rem;
}

.product-info h3 {
  margin-bottom: .7rem;
  font-size: 1.02rem;
  font-weight: 750;
  letter-spacing: .035em;
}

.album-summary {
  justify-content: center;
  margin: 0 0 .7rem;
  color: #777c7f;
  font-size: .7rem;
}

.album-summary span:last-child,
.use-tag {
  display: none;
}

.album-summary b {
  color: #111315;
  font-size: .78rem;
}

.card-footer {
  justify-content: center;
  border-top: 0;
  padding-top: 0;
}

.detail-button {
  color: #111315;
  font-size: .72rem;
  letter-spacing: .08em;
  text-decoration-color: #111315;
}

.features {
  order: 4;
  --line: rgba(255, 255, 255, .14);
  --muted: #a5abad;
  background: #111315;
  color: #fff;
}

.features .eyebrow {
  color: #a8adaf;
}

.features .eyebrow span {
  background: var(--acid);
}

.feature-metrics,
.feature-card {
  border-radius: 0;
}

.core-technology {
  order: 6;
  width: 100%;
  max-width: none;
  padding: 0;
}

.technology {
  background: #fff;
  border-top: 1px solid #dadcdd;
}

.tech-copy h3 {
  margin-bottom: 0;
  font-size: clamp(2.25rem, 4.3vw, 4.7rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -.045em;
}

.tech-process {
  grid-column: 1 / -1;
  min-width: 0;
  margin: 0;
  padding: clamp(32px, 5vw, 72px) max(24px, calc((100vw - var(--max)) / 2));
  background: #0b0c0d;
  color: #fff;
}

.tech-process-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.tech-process-heading .eyebrow {
  flex: 0 0 auto;
  margin: 0;
  color: #aeb4b8;
}

.tech-process-heading figcaption {
  max-width: 720px;
  font-size: clamp(1.35rem, 2.7vw, 2.6rem);
  font-weight: 750;
  line-height: 1.15;
  letter-spacing: -.035em;
  text-align: right;
}

.tech-process-image {
  width: 100%;
  min-width: 0;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-color: #e7ff65 #292b2d;
}

.tech-process-image img {
  display: block;
  width: min(100%, 1180px);
  height: auto;
  margin-inline: auto;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, .18);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .32);
}

.tech-process-hint {
  display: none;
}

@media (max-width: 720px) {
  .technology {
    grid-template-columns: minmax(0, 1fr);
  }

  .tech-process {
    width: 100%;
    padding: 48px 16px;
  }

  .tech-process-heading {
    display: block;
    margin-bottom: 1rem;
  }

  .tech-process-heading figcaption {
    margin-top: .8rem;
    font-size: 1.4rem;
    text-align: left;
  }

  .tech-process-image img {
    width: 760px;
    max-width: none;
    margin-inline: 0;
  }

  .tech-process-hint {
    display: block;
    margin-top: .75rem;
    color: #aeb4b8;
    font-size: .72rem;
    letter-spacing: .04em;
  }
}

.fitment {
  order: 7;
  width: 100%;
  max-width: none;
  padding: 110px max(24px, calc((100vw - var(--max))/2));
  background: #f2f2f0;
}

.fitment-steps article {
  border-color: #d0d2d2;
  border-radius: 0;
  background: #fff;
}

.fitment-steps h3 {
  color: #111315;
}

.fitment-steps p {
  color: #666c6f;
}

.contact {
  order: 8;
  min-height: 560px;
  background: #111315;
  color: #fff;
}

.contact .eyebrow {
  color: #a8adaf;
}

.contact .eyebrow span {
  background: var(--acid);
}

.contact .button {
  background: var(--acid);
  color: #111315;
}

.contact-wheel {
  color: #111315;
  border-color: #232729;
  box-shadow: inset 0 0 0 3px rgba(216, 255, 62, .18), 0 0 0 18px rgba(216, 255, 62, .04);
}

footer {
  width: 100%;
  max-width: none;
  min-height: 180px;
  padding: 0 max(24px, calc((100vw - var(--max))/2));
  background: #08090a;
  color: #8b9092;
}

.compare-bar {
  border-radius: 2px;
}

dialog {
  --line: rgba(255, 255, 255, .14);
  --muted: #a5abad;
  border-radius: 0;
}

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .finder-card {
    max-width: 700px;
  }

  .technical-list,
  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .catalog-toolbar {
    grid-template-columns: 1fr;
    gap: .8rem;
  }

  .technical-list,
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    height: 76px;
  }

  .brand-logo {
    width: 176px;
  }

  .main-nav {
    background: rgba(8, 9, 10, .99);
    border-radius: 0;
  }

  .hero {
    min-height: auto;
    padding: 118px 20px 68px;
    gap: 2.3rem;
  }

  h1 {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-stats div {
    min-width: 0;
    padding-right: .8rem;
  }

  .finder-card {
    padding: 1.1rem;
  }

  .technical-specs,
  .catalog,
  .fitment {
    padding-left: 16px;
    padding-right: 16px;
  }

  .technical-list {
    grid-template-columns: 1fr 1fr;
    gap: 0 1rem;
  }

  .technical-row {
    min-height: 0;
  }

  .catalog {
    padding-top: 78px;
    padding-bottom: 82px;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.4rem .7rem;
  }

  .compare-toggle {
    font-size: 0;
    padding: .38rem;
  }

  .compare-toggle input {
    margin: 0;
  }

  .product-info {
    padding-top: .8rem;
  }

  .product-info h3 {
    font-size: .92rem;
  }

  .collection-label {
    font-size: .58rem;
  }

  footer {
    padding: 2rem 16px;
  }
}

@media (max-width: 430px) {
  .technical-list {
    grid-template-columns: 1fr;
  }

  .technical-row {
    padding: 1rem 0 1.35rem;
  }
}