:root {
--paper: #fff;
--ink: #0a0a0a;
--muted: #6d6b66;
--rule: #111;
--page: min(94vw, 1680px);
--heading: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
--body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* {
box-sizing: border-box;
}

html {
scroll-behavior: smooth;
background: var(--paper);
color: var(--ink);
}

body {
margin: 0;
background: var(--paper);
color: var(--ink);
font-family: var(--body);
font-size: 16px;
line-height: 1.35;
text-rendering: optimizeLegibility;
}

body.menu-open {
overflow: hidden;
}

button,
select {
font: inherit;
}

a {
color: inherit;
}

.sr-only,
.skip-link:not(:focus) {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
overflow: hidden;
clip: rect(0, 0, 0, 0);
white-space: nowrap;
border: 0;
}

.skip-link:focus {
position: fixed;
z-index: 100;
top: 12px;
left: 12px;
padding: 12px 16px;
background: var(--ink);
color: var(--paper);
}

.section-shell,
.site-header {
width: var(--page);
margin-inline: auto;
}

.site-header {
min-height: 92px;
display: grid;
grid-template-columns: 210px 1fr auto;
align-items: center;
gap: 28px;
border-bottom: 2px solid var(--rule);
position: relative;
z-index: 30;
background: var(--paper);
}

.brand,
.footer-brand {
display: inline-flex;
align-items: center;
}

.brand img {
width: 132px;
height: auto;
display: block;
filter: brightness(0);
}

.desktop-nav {
display: flex;
justify-content: center;
gap: clamp(20px, 3vw, 48px);
}

.desktop-nav a {
text-decoration: none;
text-transform: uppercase;
font-size: 13px;
font-weight: 700;
letter-spacing: 0.04em;
border-bottom: 1px solid transparent;
}

.desktop-nav a:hover {
border-bottom-color: var(--ink);
}

.header-actions {
display: flex;
align-items: center;
gap: 12px;
}

.language-select-label {
font-size: 0;
}

.language-select {
appearance: none;
border: 1.5px solid var(--ink);
border-radius: 0;
background-color: transparent;
color: var(--ink);
padding: 10px 31px 10px 12px;
font-weight: 700;
background-image:
linear-gradient(45deg, transparent 50%, currentColor 50%),
linear-gradient(135deg, currentColor 50%, transparent 50%);
background-position:
calc(100% - 14px) 50%,
calc(100% - 9px) 50%;
background-size: 5px 5px, 5px 5px;
background-repeat: no-repeat;
}

.menu-toggle {
display: none;
width: 46px;
height: 46px;
border: 0;
background: transparent;
padding: 9px 4px;
flex-direction: column;
justify-content: space-between;
}

.menu-toggle span:not(.sr-only) {
display: block;
width: 100%;
height: 2px;
background: var(--ink);
transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
transform: translateY(13px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
transform: translateY(-13px) rotate(-45deg);
}

.mobile-menu {
position: fixed;
inset: 0;
z-index: 20;
padding: 130px 3vw 40px;
background: var(--paper);
}

.mobile-menu nav {
border-top: 2px solid var(--rule);
}

.mobile-menu a {
display: block;
padding: 18px 0;
border-bottom: 1px solid var(--rule);
text-decoration: none;
text-transform: uppercase;
font-size: clamp(32px, 8vw, 60px);
font-weight: 800;
line-height: 0.92;
letter-spacing: -0.05em;
}

.hero {
min-height: calc(100svh - 92px);
padding: 32px 0 38px;
display: flex;
flex-direction: column;
justify-content: space-between;
}

.hero-kicker,
.section-marker {
display: grid;
grid-template-columns: minmax(46px, 7vw) 1fr;
gap: 12px;
align-items: baseline;
text-transform: uppercase;
font-weight: 700;
font-size: 12px;
letter-spacing: 0.07em;
}

.hero-kicker p {
margin: 0;
}

.index {
color: var(--muted);
font-variant-numeric: tabular-nums;
}

.hero-title,
.display-heading {
margin: 0;
font-family: var(--heading);
text-transform: uppercase;
letter-spacing: -0.072em;
line-height: 0.83;
font-weight: 900;
}

.hero-title {
max-width: 1500px;
font-size: clamp(68px, 11vw, 190px);
padding: 5vh 0 7vh;
}

.hero-bottom {
display: grid;
grid-template-columns: 1.45fr 0.55fr;
gap: clamp(30px, 6vw, 100px);
align-items: end;
border-top: 2px solid var(--rule);
padding-top: 22px;
}

.hero-statement {
margin: 0;
max-width: 1050px;
font-family: var(--heading);
font-size: clamp(34px, 4.2vw, 72px);
font-weight: 900;
line-height: 0.91;
letter-spacing: -0.055em;
text-transform: uppercase;
}

.hero-statement span {
color: #777;
}

.hero-copy-group {
display: grid;
gap: 26px;
align-self: stretch;
align-content: space-between;
}

.hero-copy {
margin: 0;
max-width: 560px;
font-size: clamp(19px, 1.8vw, 30px);
line-height: 1.12;
letter-spacing: -0.025em;
}

.hero-no-remap {
margin: 0;
padding: 14px 16px;
border: 1.5px solid var(--rule);
font-size: 14px;
font-weight: 800;
letter-spacing: 0.04em;
text-align: center;
text-transform: uppercase;
}

.question,
.compatibility,
.installation,
.distribution {
padding: clamp(36px, 5vw, 72px) 0 clamp(86px, 12vw, 190px);
border-top: 2px solid var(--rule);
}

.section-marker {
margin-bottom: clamp(62px, 9vw, 140px);
}

.question-grid,
.distribution-grid {
display: grid;
grid-template-columns: 1.45fr 0.55fr;
gap: clamp(30px, 6vw, 100px);
}

.display-heading {
font-size: clamp(54px, 8vw, 142px);
}

.answer,
.distribution-grid > p {
align-self: end;
font-size: clamp(20px, 2vw, 32px);
letter-spacing: -0.025em;
line-height: 1.16;
}

.answer p {
margin: 0;
}

.answer .answer-yes {
font-size: clamp(64px, 7vw, 120px);
font-weight: 900;
text-transform: uppercase;
line-height: 0.8;
margin-bottom: 36px;
}

.section-intro {
display: flex;
justify-content: space-between;
align-items: end;
margin-bottom: 48px;
}

.section-intro p {
margin: 0;
font-size: 20px;
}

.brand-list {
border-top: 2px solid var(--rule);
}

.brand-item {
border-bottom: 1.5px solid var(--rule);
}

.brand-button {
width: 100%;
min-height: 90px;
display: grid;
grid-template-columns: 70px 1fr auto;
align-items: center;
gap: 12px;
padding: 0;
border: 0;
background: transparent;
color: var(--ink);
text-align: left;
cursor: pointer;
}

.brand-number {
color: var(--muted);
font-size: 13px;
}

.brand-name {
font-size: clamp(28px, 4vw, 68px);
font-weight: 800;
text-transform: uppercase;
line-height: 0.95;
letter-spacing: -0.045em;
}

.brand-icon {
width: 38px;
height: 38px;
position: relative;
}

.brand-icon::before,
.brand-icon::after {
content: "";
position: absolute;
top: 50%;
left: 6px;
right: 6px;
height: 2px;
background: var(--ink);
}

.brand-icon::after {
transform: rotate(90deg);
transition: transform 0.2s ease;
}

.brand-button[aria-expanded="true"] .brand-icon::after {
transform: rotate(0);
}

.brand-panel {
display: grid;
grid-template-columns: 70px 1fr;
padding: 0 0 34px;
}

.brand-panel[hidden] {
display: none;
}

.brand-data {
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 32px;
padding-top: 4px;
}

.brand-data div {
border-top: 1px solid var(--rule);
padding-top: 10px;
}

.brand-data dt {
color: var(--muted);
text-transform: uppercase;
font-size: 11px;
letter-spacing: 0.08em;
margin-bottom: 8px;
}

.brand-data dd {
margin: 0;
font-size: 17px;
}

.brand-note {
grid-column: 1 / -1;
max-width: 900px;
font-size: 15px;
margin: 0;
}

.statement {
display: grid;
grid-template-columns: 1.45fr 0.55fr;
gap: clamp(30px, 6vw, 100px);
align-items: end;
padding-bottom: clamp(100px, 14vw, 220px);
}

.statement > p,
.statement-copy {
font-size: clamp(20px, 2vw, 31px);
line-height: 1.16;
letter-spacing: -0.025em;
}

.statement > p,
.statement-copy p {
margin: 0;
}

.statement-copy {
display: grid;
gap: 24px;
}

.statement-offset {
padding-bottom: 0;
}

.distribution-grid > p {
margin: 0;
}

.warning {
display: grid;
grid-template-columns: minmax(180px, 0.4fr) 1.6fr;
gap: 40px;
padding: 34px 0 80px;
border-top: 2px solid var(--rule);
}

.warning-label {
text-transform: uppercase;
font-size: 13px;
font-weight: 700;
letter-spacing: 0.06em;
}

.warning-copy {
max-width: 980px;
font-size: clamp(18px, 1.7vw, 27px);
}

.warning-copy p {
margin: 0 0 12px;
}

.site-footer {
min-height: 170px;
border-top: 2px solid var(--rule);
display: grid;
grid-template-columns: 1fr auto auto;
gap: 50px;
align-items: center;
font-size: 14px;
}

.footer-brand img {
width: 120px;
display: block;
filter: brightness(0);
}

.back-to-top {
border: 0;
background: transparent;
text-decoration: underline;
cursor: pointer;
}

.reveal {
opacity: 0;
transform: translateY(18px);
transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
opacity: 1;
transform: none;
}

@media (max-width: 900px) {
:root {
--page: calc(100vw - 40px);
}

.site-header {
min-height: 78px;
grid-template-columns: 1fr auto;
}

.brand img {
width: 108px;
}

.desktop-nav {
display: none;
}

.menu-toggle {
display: flex;
}

.hero {
min-height: calc(100svh - 78px);
padding-top: 24px;
}

.hero-title {
padding: 8vh 0;
}

.hero-bottom,
.question-grid,
.distribution-grid,
.statement {
grid-template-columns: 1fr;
}

.hero-statement {
max-width: 820px;
}

.hero-copy-group {
max-width: 720px;
}

.question-grid,
.statement {
gap: 60px;
}

.answer {
max-width: 720px;
}

.brand-button {
grid-template-columns: 45px 1fr auto;
min-height: 76px;
}

.brand-panel {
grid-template-columns: 45px 1fr;
}

.brand-data {
grid-template-columns: repeat(2, 1fr);
gap: 24px;
}

.brand-note {
grid-column: 1 / -1;
}

.statement > p,
.statement-copy,
.distribution-grid > p {
max-width: 700px;
}
}

@media (max-width: 600px) {
:root {
--page: calc(100vw - 30px);
}

.site-header {
gap: 12px;
}

.language-select {
padding-block: 8px;
}

.hero {
min-height: auto;
padding-bottom: 30px;
}

.hero-kicker {
margin-bottom: 52px;
}

.hero-title {
font-size: clamp(54px, 16vw, 84px);
padding: 0 0 62px;
}

.hero-bottom {
gap: 42px;
}

.hero-statement {
font-size: clamp(33px, 10vw, 51px);
}

.hero-copy-group {
gap: 24px;
}

.question,
.compatibility,
.installation,
.distribution {
padding-top: 24px;
padding-bottom: 100px;
}

.section-marker {
margin-bottom: 76px;
}

.display-heading {
font-size: clamp(50px, 15vw, 82px);
}

.section-intro {
display: block;
}

.section-intro p {
margin-top: 24px;
}

.brand-name {
font-size: 28px;
}

.brand-data {
grid-template-columns: 1fr;
gap: 18px;
}

.brand-note {
grid-column: auto;
}

.statement {
padding-bottom: 110px;
}

.statement-offset {
padding-bottom: 0;
}

.warning {
grid-template-columns: 1fr;
padding-bottom: 60px;
}

.site-footer {
grid-template-columns: 1fr auto;
gap: 24px;
padding: 32px 0;
}

.site-footer p {
grid-row: 2;
}
}

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

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

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