@charset "UTF-8";

:root {
  --chalk: #f0ebe1;
  --plaster: #d9d0c1;
  --bone: #c5b7a3;
  --ink: #171815;
  --ink-soft: #272823;
  --rust: #bd512f;
  --rust-bright: #da6038;
  --dusk: #26384b;
  --line: rgba(23, 24, 21, 0.2);
  --line-light: rgba(240, 235, 225, 0.26);
  --shell: min(100% - 48px, 1420px);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --header-h: 92px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 320px;
  background: var(--chalk);
  color: var(--ink);
  font-family: "Helvetica Neue", "Nimbus Sans L", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

button,
input,
a {
  font: inherit;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  color: inherit;
}

::selection {
  background: var(--rust);
  color: var(--chalk);
}

:focus-visible {
  outline: 3px solid var(--rust-bright);
  outline-offset: 4px;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 1000;
  padding: 12px 16px;
  background: var(--chalk);
  color: var(--ink);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.scroll-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  height: 3px;
  pointer-events: none;
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--rust-bright);
  transform: scaleX(0);
  transform-origin: left;
  will-change: transform;
}

.eyebrow {
  margin: 0 0 18px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow--rust {
  color: var(--rust-bright);
}

.button {
  position: relative;
  display: inline-flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  overflow: hidden;
  border: 1px solid currentColor;
  padding: 0 20px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition:
    color 380ms var(--ease-out),
    border-color 380ms var(--ease-out);
}

.button::before {
  position: absolute;
  inset: 0;
  background: currentColor;
  content: "";
  transform: translateX(-102%);
  transition: transform 440ms var(--ease-out);
}

.button span,
.button svg {
  position: relative;
  z-index: 1;
}

.button svg {
  width: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-width: 1.6;
  transition: transform 300ms var(--ease-out);
}

.button:hover::before,
.button:focus-visible::before {
  transform: translateX(0);
}

.button:hover svg,
.button:focus-visible svg {
  transform: translateX(3px);
}

.button--light {
  color: var(--chalk);
}

.button--light:hover,
.button--light:focus-visible {
  border-color: var(--chalk);
  color: var(--ink);
}

.button--light::before {
  background: var(--chalk);
}

.button--ink {
  color: var(--ink);
}

.button--ink:hover,
.button--ink:focus-visible {
  color: var(--chalk);
}

.button--ink::before {
  background: var(--ink);
}

.text-link {
  position: relative;
  display: inline-block;
  padding-bottom: 7px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-link::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform-origin: right;
  transition: transform 420ms var(--ease-out);
}

.text-link:hover::after,
.text-link:focus-visible::after {
  transform: scaleX(0.28);
}

.text-link--light {
  color: var(--chalk);
}

.text-link--dark {
  color: var(--ink);
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  display: grid;
  min-height: var(--header-h);
  grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr);
  align-items: center;
  border-bottom: 1px solid rgba(240, 235, 225, 0.22);
  padding: 0 28px;
  color: var(--chalk);
  transition:
    min-height 300ms var(--ease-out),
    background-color 300ms var(--ease-out),
    color 300ms var(--ease-out),
    border-color 300ms var(--ease-out);
}

.site-header.is-scrolled {
  min-height: 72px;
  border-color: var(--line);
  background: rgba(240, 235, 225, 0.98);
  color: var(--ink);
}

.brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 10px;
  line-height: 0.88;
}

.brand__mark {
  position: relative;
  display: grid;
  width: 34px;
  height: 34px;
  align-content: space-between;
  padding: 5px 0;
}

.brand__mark::before,
.brand__mark::after {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--rust-bright);
  content: "";
}

.brand__mark::before {
  left: 9px;
}

.brand__mark::after {
  right: 9px;
}

.brand__mark i {
  display: block;
  height: 2px;
  background: currentColor;
}

.brand__name {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}

.brand__llc {
  align-self: flex-end;
  margin-bottom: 1px;
  font-size: 0.45rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 3vw, 48px);
}

.site-nav a {
  position: relative;
  padding: 10px 0;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 300ms var(--ease-out);
}

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

.header-call {
  display: flex;
  justify-self: end;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.1;
}

.header-call span {
  margin-bottom: 4px;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.header-call strong {
  font-size: 0.8rem;
  letter-spacing: 0.03em;
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: max(760px, 100svh);
  overflow: hidden;
  background: var(--ink);
  color: var(--chalk);
}

.hero__media,
.hero__shade {
  position: absolute;
  inset: 0;
}

.hero__media {
  clip-path: inset(0 0 0 0);
  will-change: clip-path;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 54% center;
  transform: scale(1.08);
  will-change: transform;
}

.hero__shade {
  background:
    linear-gradient(90deg, rgba(15, 16, 14, 0.7) 0%, rgba(15, 16, 14, 0.18) 55%, rgba(15, 16, 14, 0.12) 100%),
    linear-gradient(0deg, rgba(15, 16, 14, 0.72) 0%, transparent 38%, rgba(15, 16, 14, 0.2) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: max(760px, 100svh);
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr auto;
  column-gap: 40px;
  padding-top: calc(var(--header-h) + 54px);
  padding-bottom: 112px;
}

.hero__eyebrow {
  grid-column: 1 / -1;
  align-self: start;
  overflow: hidden;
}

.hero__eyebrow span {
  display: inline-block;
  width: 54px;
  height: 1px;
  margin: 0 12px 3px;
  background: currentColor;
}

.hero__title {
  align-self: center;
  margin: 0;
  font-size: clamp(4.5rem, 9.4vw, 10.3rem);
  font-weight: 500;
  letter-spacing: -0.083em;
  line-height: 0.76;
}

.title-line {
  display: block;
  overflow: hidden;
  padding: 0.08em 0 0.12em;
}

.title-line i {
  display: block;
  font-style: normal;
  transform: translateY(120%);
}

.title-line--indent {
  margin-left: 0.28em;
}

.title-line--accent {
  margin-left: 1.24em;
  color: var(--rust-bright);
}

.title-line--accent i {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.06em;
}

.hero__summary {
  width: min(100%, 440px);
  align-self: end;
  justify-self: end;
  opacity: 0;
  transform: translateY(22px);
}

.hero__summary > p {
  margin: 0 0 36px;
  font-size: clamp(1.05rem, 1.6vw, 1.45rem);
  letter-spacing: -0.025em;
  line-height: 1.42;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.hero__meta {
  position: absolute;
  right: 0;
  bottom: 22px;
  left: 0;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.image-note,
.hero__index {
  margin: 0;
}

.proof-rail {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--chalk);
}

.proof-rail__track {
  display: grid;
  width: var(--shell);
  min-height: 130px;
  margin-inline: auto;
  grid-template-columns: repeat(4, 1fr);
}

.proof-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  border-left: 1px solid var(--line);
  padding: 24px clamp(16px, 2.6vw, 36px);
}

.proof-item:last-child {
  border-right: 1px solid var(--line);
}

.proof-item > span {
  align-self: start;
  padding-top: 5px;
  color: var(--rust);
  font-size: 0.59rem;
  font-weight: 800;
}

.proof-item p {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  line-height: 1.55;
  text-transform: uppercase;
}

.proof-item strong {
  display: block;
  margin-bottom: 7px;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
  text-transform: none;
}

.material-thesis {
  position: relative;
  overflow: hidden;
  background: var(--chalk);
  padding: 150px 0 170px;
}

.material-thesis::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc((100% - min(100% - 48px, 1420px)) / 2 + 12.5%);
  width: 1px;
  background: var(--line);
  content: "";
}

.material-thesis__grid {
  display: grid;
  grid-template-columns: 0.72fr 2.1fr 1.28fr;
  grid-template-areas:
    "index statement statement"
    "index figure copy";
  gap: 88px 46px;
}

.section-index {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.45;
  text-transform: uppercase;
}

.material-thesis__grid > .section-index,
.credentials__grid > .section-index {
  grid-area: index;
}

.section-index span {
  display: grid;
  width: 35px;
  height: 35px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  color: var(--rust);
}

.section-index p {
  margin: 3px 0 0;
}

.section-index--dark {
  color: var(--chalk);
}

.material-thesis__statement {
  grid-area: statement;
}

.material-thesis__statement h2,
.surface-study__header h2,
.scope__title h2,
.credentials__lead h2,
.process__header h2,
.closing__content h2 {
  margin: 0;
  font-size: clamp(3.6rem, 7.25vw, 8rem);
  font-weight: 500;
  letter-spacing: -0.072em;
  line-height: 0.91;
}

.material-thesis__statement h2 {
  max-width: 1130px;
}

.material-thesis__statement em,
.surface-study__header em,
.scope__title em,
.credentials__lead em,
.process__header em,
.closing__content em {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.material-thesis__figure {
  grid-area: figure;
  margin: 0;
}

.figure-mask {
  overflow: hidden;
  clip-path: inset(0 100% 0 0);
}

.material-thesis__figure img {
  width: 100%;
  aspect-ratio: 1.27;
  object-fit: cover;
  transform: scale(1.08);
}

.material-thesis__figure figcaption,
.scope__image-note {
  margin-top: 12px;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.material-thesis__copy {
  grid-area: copy;
  align-self: end;
  padding-bottom: 26px;
}

.material-thesis__copy p {
  margin: 0 0 32px;
  font-size: clamp(1.12rem, 1.75vw, 1.55rem);
  letter-spacing: -0.025em;
  line-height: 1.4;
}

.surface-study {
  overflow: hidden;
  background: var(--ink);
  color: var(--chalk);
  padding: 150px 0 160px;
}

.surface-study__header {
  display: grid;
  grid-template-columns: 0.72fr 2.1fr 1.28fr;
  gap: 46px;
  align-items: end;
}

.surface-study__header h2 {
  font-size: clamp(4rem, 8.4vw, 9.2rem);
}

.surface-study__intro {
  max-width: 430px;
  margin: 0 0 12px;
  color: rgba(240, 235, 225, 0.75);
  font-size: clamp(1rem, 1.45vw, 1.3rem);
  line-height: 1.5;
}

.surface-lab {
  margin-top: 96px;
}

.surface-lab__viewport {
  position: relative;
  overflow: hidden;
  aspect-ratio: 2.05;
  border: 1px solid var(--line-light);
  background: #a69f92;
  cursor: col-resize;
}

.surface-lab__base,
.surface-lab__refined,
.surface-lab__refined img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.surface-lab__base {
  filter: saturate(0.32) contrast(1.22) brightness(0.72);
}

.surface-lab__refined {
  clip-path: inset(0 calc(100% - var(--split)) 0 0);
}

.surface-lab__refined img {
  filter: saturate(0.75) contrast(1.04) brightness(1.03);
}

.surface-lab__divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--split);
  z-index: 4;
  width: 1px;
  background: var(--chalk);
  pointer-events: none;
}

.surface-lab__divider span {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: 42px;
  height: 42px;
  border: 1px solid var(--chalk);
  border-radius: 50%;
  background: var(--ink);
  transform: translate(-50%, -50%);
}

.surface-lab__divider span::before,
.surface-lab__divider span::after {
  position: absolute;
  top: 50%;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--chalk);
  border-left: 1px solid var(--chalk);
  content: "";
}

.surface-lab__divider span::before {
  left: 11px;
  transform: translateY(-50%) rotate(-45deg);
}

.surface-lab__divider span::after {
  right: 11px;
  transform: translateY(-50%) rotate(135deg);
}

.surface-lab__label {
  position: absolute;
  top: 18px;
  z-index: 5;
  padding: 8px 10px;
  background: rgba(23, 24, 21, 0.76);
  font-size: 0.59rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  pointer-events: none;
}

.surface-lab__label--left {
  left: 18px;
}

.surface-lab__label--right {
  right: 18px;
}

.surface-lab__range {
  position: absolute;
  inset: 0;
  z-index: 6;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: col-resize;
  opacity: 0;
}

.surface-lab__range:focus-visible {
  opacity: 0.001;
  outline: 4px solid var(--rust-bright);
  outline-offset: -5px;
}

.surface-lab__hint {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 17px 0 0;
  color: rgba(240, 235, 225, 0.65);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.checkpoint-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 46px;
  margin-top: 92px;
  border-top: 1px solid var(--line-light);
  padding-top: 38px;
}

.checkpoint-grid__tabs {
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.checkpoint-grid__tabs button {
  display: grid;
  grid-template-columns: 42px 1fr;
  border: 0;
  border-bottom: 1px solid var(--line-light);
  padding: 20px 4px;
  background: transparent;
  color: rgba(240, 235, 225, 0.45);
  font-size: clamp(1.3rem, 2.7vw, 2.6rem);
  letter-spacing: -0.04em;
  text-align: left;
  cursor: pointer;
  transition:
    color 260ms ease,
    padding-left 340ms var(--ease-out);
}

.checkpoint-grid__tabs button span {
  padding-top: 9px;
  color: var(--rust-bright);
  font-size: 0.56rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.checkpoint-grid__tabs button[aria-selected="true"] {
  padding-left: 18px;
  color: var(--chalk);
}

.checkpoint-grid__panels {
  position: relative;
  min-height: 340px;
  border-left: 1px solid var(--line-light);
  padding: 30px 7vw 40px;
}

.checkpoint-grid__panels article {
  animation: panel-enter 500ms var(--ease-out) both;
}

.checkpoint-grid__panels article[hidden] {
  display: none;
}

.panel-mark {
  display: block;
  margin-bottom: 50px;
  color: var(--rust-bright);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.checkpoint-grid__panels h3 {
  max-width: 790px;
  margin: 0 0 24px;
  font-size: clamp(2rem, 4.2vw, 4.3rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.checkpoint-grid__panels p {
  max-width: 580px;
  margin: 0;
  color: rgba(240, 235, 225, 0.72);
  font-size: 1.03rem;
  line-height: 1.55;
}

@keyframes panel-enter {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scope {
  overflow: hidden;
  background: var(--plaster);
  padding: 150px 0 0;
}

.scope__title {
  display: grid;
  grid-template-columns: 0.72fr 2.1fr 1.28fr;
  gap: 46px;
  align-items: end;
  padding-bottom: 88px;
}

.scope__title > p {
  max-width: 400px;
  margin: 0 0 12px;
  font-size: 1.02rem;
  line-height: 1.5;
}

.scope-split {
  display: grid;
  min-height: 720px;
  grid-template-columns: 1fr 1fr;
}

.scope-panel {
  position: relative;
  display: flex;
  min-height: 720px;
  overflow: hidden;
  align-items: flex-end;
  color: var(--chalk);
  isolation: isolate;
}

.scope-panel:first-child {
  border-right: 1px solid rgba(240, 235, 225, 0.38);
}

.scope-panel > img,
.scope-panel__veil {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.scope-panel > img {
  z-index: -2;
  object-fit: cover;
  transition:
    transform 1000ms var(--ease-out),
    filter 700ms ease;
}

.scope-panel--residential > img {
  object-position: 64% center;
}

.scope-panel__veil {
  z-index: -1;
  background:
    linear-gradient(0deg, rgba(16, 17, 15, 0.92), rgba(16, 17, 15, 0.08) 66%),
    rgba(23, 24, 21, 0.12);
  transition: background-color 500ms ease;
}

.scope-panel__content {
  width: 100%;
  padding: 52px clamp(24px, 5vw, 80px);
  transform: translateY(24px);
  transition: transform 600ms var(--ease-out);
}

.scope-panel__content > span {
  color: var(--rust-bright);
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.scope-panel__content h3 {
  margin: 22px 0 24px;
  font-size: clamp(3.8rem, 7vw, 8rem);
  font-weight: 500;
  letter-spacing: -0.075em;
  line-height: 0.85;
}

.scope-panel__content p {
  max-width: 490px;
  margin: 0 0 34px;
  font-size: 1.04rem;
  line-height: 1.5;
}

.scope-panel__content a {
  display: inline-block;
  border-bottom: 1px solid currentColor;
  padding-bottom: 6px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  opacity: 0;
  text-transform: uppercase;
  transform: translateY(12px);
  transition:
    opacity 420ms ease,
    transform 420ms var(--ease-out);
}

.scope-panel:hover > img,
.scope-panel:focus-within > img,
.scope-panel:focus > img {
  transform: scale(1.045);
}

.scope-panel:hover .scope-panel__content,
.scope-panel:focus-within .scope-panel__content,
.scope-panel:focus .scope-panel__content {
  transform: translateY(0);
}

.scope-panel:hover .scope-panel__content a,
.scope-panel:focus-within .scope-panel__content a,
.scope-panel:focus .scope-panel__content a {
  opacity: 1;
  transform: translateY(0);
}

.scope__image-note {
  width: var(--shell);
  margin: 14px auto 0;
  padding-bottom: 16px;
}

.credentials {
  overflow: hidden;
  background: var(--chalk);
  padding: 160px 0;
}

.credentials__grid {
  display: grid;
  grid-template-columns: 0.72fr 2.1fr 1.28fr;
  grid-template-areas:
    "index lead lead"
    "index records records"
    ". note note";
  gap: 78px 46px;
}

.credentials__lead {
  display: grid;
  grid-area: lead;
  grid-template-columns: 2fr 1fr;
  gap: 46px;
  align-items: end;
}

.credentials__lead .eyebrow {
  grid-column: 1 / -1;
}

.credentials__lead h2 {
  font-size: clamp(3.5rem, 7vw, 7.5rem);
}

.credentials__lead > p:last-child {
  max-width: 430px;
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.5;
}

.record-grid {
  display: grid;
  grid-area: records;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.record-grid > div {
  min-height: 230px;
  border-right: 1px solid var(--line);
  padding: 28px 24px;
}

.record-grid > div:first-child {
  border-left: 1px solid var(--line);
}

.record-grid dt {
  margin-bottom: 72px;
  color: var(--rust);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.record-grid dd {
  margin: 0;
  font-size: clamp(1.35rem, 2.5vw, 2.4rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1;
}

.record-grid dd small {
  font-size: 0.72rem;
  letter-spacing: 0.01em;
}

.license-note {
  display: grid;
  grid-area: note;
  grid-template-columns: 50px 1fr auto;
  align-items: center;
  gap: 30px;
  border-top: 1px solid var(--line);
  padding-top: 34px;
}

.license-note > span {
  color: var(--rust);
  font-size: 2rem;
}

.license-note p {
  max-width: 620px;
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.5;
}

.process {
  overflow: hidden;
  background: var(--ink);
  color: var(--chalk);
  padding: 150px 0 90px;
}

.process__header {
  display: grid;
  grid-template-columns: 0.72fr 3.38fr;
  gap: 46px;
}

.process__header h2 {
  font-size: clamp(3.4rem, 7vw, 7.7rem);
}

.process__steps {
  position: relative;
  display: grid;
  grid-template-columns: 0.72fr repeat(3, 1fr);
  gap: 0 46px;
  margin-top: 112px;
  border-top: 1px solid var(--line-light);
  padding-top: 1px;
}

.process__steps::before {
  content: "";
}

.process__line {
  position: absolute;
  top: -1px;
  right: 0;
  left: calc((100% - 138px) / 4 + 46px);
  height: 2px;
}

.process__line span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--rust-bright);
  transform: scaleX(0);
  transform-origin: left;
}

.process__steps article {
  min-height: 370px;
  border-left: 1px solid var(--line-light);
  padding: 26px 32px 40px;
}

.process__steps article:last-child {
  border-right: 1px solid var(--line-light);
}

.step-number {
  display: block;
  margin-bottom: 70px;
  color: var(--rust-bright);
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.step-label {
  margin: 0 0 12px;
  color: rgba(240, 235, 225, 0.5);
  font-size: 0.59rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.process__steps h3 {
  margin: 0 0 22px;
  font-size: clamp(1.6rem, 2.8vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 1;
}

.process__steps article > p:last-child {
  max-width: 300px;
  margin: 0;
  color: rgba(240, 235, 225, 0.66);
  font-size: 0.94rem;
  line-height: 1.55;
}

.process__qualification {
  margin-top: 30px;
  color: rgba(240, 235, 225, 0.45);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

.closing {
  position: relative;
  min-height: min(960px, 100svh);
  overflow: hidden;
  background: var(--dusk);
  color: var(--chalk);
  isolation: isolate;
}

.closing__media,
.closing__veil {
  position: absolute;
  inset: 0;
}

.closing__media {
  z-index: -2;
  clip-path: inset(0 50% 0 50%);
}

.closing__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
}

.closing__veil {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(15, 18, 20, 0.84) 0%, rgba(15, 18, 20, 0.6) 55%, rgba(15, 18, 20, 0.28) 100%),
    linear-gradient(0deg, rgba(15, 18, 20, 0.75), transparent 50%);
}

.closing__content {
  display: flex;
  min-height: min(960px, 100svh);
  flex-direction: column;
  justify-content: center;
  padding: 120px 0 100px;
}

.closing__content h2 {
  max-width: 1120px;
  font-size: clamp(4rem, 8.3vw, 9.2rem);
}

.closing__content > p:not(.eyebrow) {
  max-width: 500px;
  margin: 42px 0 38px;
  font-size: clamp(1rem, 1.55vw, 1.35rem);
}

.closing__phone {
  display: grid;
  width: min(100%, 970px);
  grid-template-columns: 130px 1fr 60px;
  align-items: center;
  gap: 26px;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  padding: 24px 0;
  transition: border-color 300ms ease;
}

.closing__phone > span {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.closing__phone strong {
  font-size: clamp(2rem, 5.1vw, 5.5rem);
  font-weight: 500;
  letter-spacing: -0.065em;
  line-height: 1;
}

.closing__phone svg {
  width: 54px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  transition: transform 350ms var(--ease-out);
}

.closing__phone:hover,
.closing__phone:focus-visible {
  border-color: var(--rust-bright);
}

.closing__phone:hover svg,
.closing__phone:focus-visible svg {
  transform: translateX(8px);
}

.closing__content > .text-link {
  align-self: flex-start;
  margin-top: 30px;
}

.site-footer {
  background: var(--ink);
  color: var(--chalk);
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.3fr auto;
  align-items: start;
  gap: 40px;
  border-bottom: 1px solid var(--line-light);
  padding: 56px 0 52px;
}

.brand--footer {
  color: var(--chalk);
}

.site-footer__top > div p,
.site-footer__top > div a {
  margin: 0 0 6px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.site-footer__top > div p:first-child {
  color: rgba(240, 235, 225, 0.48);
  font-size: 0.56rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.back-top {
  display: inline-flex;
  gap: 15px;
  align-items: center;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.back-top span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid var(--line-light);
  border-radius: 50%;
  transition:
    background 260ms ease,
    color 260ms ease;
}

.back-top:hover span,
.back-top:focus-visible span {
  background: var(--chalk);
  color: var(--ink);
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding: 24px 0 28px;
  color: rgba(240, 235, 225, 0.46);
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer__bottom p {
  margin: 0;
}

.reveal-ready .material-thesis__statement,
.reveal-ready .surface-study__header > div:nth-child(2),
.reveal-ready .scope__title > div:nth-child(2),
.reveal-ready .credentials__lead,
.reveal-ready .process__header > div:nth-child(2) {
  opacity: 0;
  transform: translateY(42px);
  transition:
    opacity 800ms ease,
    transform 900ms var(--ease-out);
}

.reveal-ready .is-visible.material-thesis__statement,
.reveal-ready .surface-study__header.is-visible > div:nth-child(2),
.reveal-ready .scope__title.is-visible > div:nth-child(2),
.reveal-ready .credentials__lead.is-visible,
.reveal-ready .process__header.is-visible > div:nth-child(2) {
  opacity: 1;
  transform: translateY(0);
}

.reveal-ready .record-grid > div {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 600ms ease,
    transform 700ms var(--ease-out);
}

.reveal-ready .record-grid.is-visible > div {
  opacity: 1;
  transform: translateY(0);
}

.reveal-ready .record-grid.is-visible > div:nth-child(2) {
  transition-delay: 90ms;
}

.reveal-ready .record-grid.is-visible > div:nth-child(3) {
  transition-delay: 180ms;
}

.reveal-ready .record-grid.is-visible > div:nth-child(4) {
  transition-delay: 270ms;
}

.no-js .title-line i,
.no-js .hero__summary {
  opacity: 1;
  transform: none;
}

.no-js .hero__media img {
  transform: none;
}

.no-js .figure-mask,
.no-js .closing__media {
  clip-path: none;
}

.no-js .checkpoint-grid__panels article[hidden] {
  display: block;
  margin-bottom: 40px;
}

.no-js .checkpoint-grid__tabs {
  display: none;
}

.no-js .process__line span {
  transform: none;
}

@media (max-width: 1120px) {
  :root {
    --header-h: 76px;
  }

  .site-header {
    grid-template-columns: 1fr auto auto;
    min-height: var(--header-h);
    padding: 0 24px;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: -1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
    justify-content: center;
    padding: 110px 28px 60px;
    background: var(--ink);
    color: var(--chalk);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition:
      opacity 300ms ease,
      transform 440ms var(--ease-out);
  }

  .site-nav a {
    font-size: clamp(2rem, 7vw, 4rem);
    font-weight: 500;
    letter-spacing: -0.05em;
    text-transform: none;
  }

  .site-nav a::after {
    bottom: 4px;
  }

  .nav-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-toggle {
    position: relative;
    z-index: 2;
    display: inline-flex;
    width: 72px;
    height: 36px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border: 1px solid currentColor;
    border-radius: 999px;
    background: transparent;
    font-size: 0.58rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
  }

  .nav-toggle i,
  .nav-toggle i::before {
    display: block;
    width: 10px;
    height: 1px;
    background: currentColor;
    content: "";
    transition: transform 300ms ease;
  }

  .nav-toggle i::before {
    transform: translateY(4px);
  }

  .nav-open .nav-toggle {
    color: var(--chalk);
  }

  .nav-open .nav-toggle i {
    transform: translateY(2px) rotate(45deg);
  }

  .nav-open .nav-toggle i::before {
    transform: rotate(-90deg);
  }

  .header-call {
    margin-left: 16px;
  }

  .site-header.is-scrolled {
    min-height: 68px;
  }

  .nav-open .site-header {
    color: var(--chalk);
  }

  .material-thesis__grid,
  .surface-study__header,
  .scope__title,
  .credentials__grid {
    grid-template-columns: 0.55fr 2.3fr 1.15fr;
  }

  .proof-rail__track {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-item:nth-child(3),
  .proof-item:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .proof-item:nth-child(2) {
    border-right: 1px solid var(--line);
  }

  .credentials__lead {
    grid-template-columns: 1.7fr 1fr;
  }

  .record-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .record-grid > div:nth-child(2) {
    border-right: 0;
  }

  .record-grid > div:nth-child(3),
  .record-grid > div:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .process__steps {
    grid-template-columns: 0.55fr repeat(3, 1fr);
    gap: 0 28px;
  }

  .process__line {
    left: calc((100% - 84px) / 4 + 28px);
  }

  .process__steps article {
    padding-inline: 24px;
  }
}

@media (max-width: 800px) {
  :root {
    --shell: min(100% - 32px, 680px);
  }

  .site-header {
    padding: 0 16px;
  }

  .brand__name,
  .brand__llc {
    display: none;
  }

  .header-call span {
    display: none;
  }

  .header-call strong {
    font-size: 0.7rem;
  }

  .hero {
    min-height: 820px;
  }

  .hero__media img {
    object-position: 62% center;
  }

  .hero__shade {
    background:
      linear-gradient(0deg, rgba(15, 16, 14, 0.88) 0%, rgba(15, 16, 14, 0.36) 64%, rgba(15, 16, 14, 0.42) 100%),
      linear-gradient(90deg, rgba(15, 16, 14, 0.35), transparent);
  }

  .hero__content {
    min-height: 820px;
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
    padding-top: 118px;
    padding-bottom: 94px;
  }

  .hero__title {
    align-self: center;
    font-size: clamp(4.05rem, 21vw, 7.2rem);
    line-height: 0.79;
  }

  .title-line--indent {
    margin-left: 0.12em;
  }

  .title-line--accent {
    margin-left: 0.86em;
  }

  .hero__summary {
    width: 100%;
    justify-self: start;
  }

  .hero__summary > p {
    max-width: 520px;
  }

  .hero__meta {
    font-size: 0.5rem;
  }

  .hero__index {
    display: none;
  }

  .proof-rail__track {
    width: 100%;
  }

  .proof-item {
    min-height: 130px;
    padding: 20px 16px;
  }

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

  .proof-item:nth-child(even) {
    border-right: 0;
  }

  .material-thesis,
  .surface-study,
  .credentials {
    padding: 100px 0;
  }

  .scope,
  .process {
    padding-top: 100px;
  }

  .material-thesis::before {
    display: none;
  }

  .material-thesis__grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "index"
      "statement"
      "figure"
      "copy";
    gap: 42px;
  }

  .section-index {
    margin-bottom: 8px;
  }

  .material-thesis__statement h2,
  .surface-study__header h2,
  .scope__title h2,
  .credentials__lead h2,
  .process__header h2,
  .closing__content h2 {
    font-size: clamp(3.1rem, 13.2vw, 6.2rem);
  }

  .material-thesis__figure {
    width: calc(100% + 16px);
    margin-left: -16px;
  }

  .material-thesis__copy {
    width: min(100%, 540px);
  }

  .surface-study__header,
  .scope__title {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .surface-study__intro,
  .scope__title > p {
    max-width: 560px;
  }

  .surface-lab {
    width: 100%;
    margin-top: 68px;
  }

  .surface-lab__viewport {
    aspect-ratio: 1.1;
  }

  .surface-lab__base,
  .surface-lab__refined img {
    object-position: 56% center;
  }

  .surface-lab__label {
    top: 12px;
    font-size: 0.5rem;
  }

  .surface-lab__label--left {
    left: 12px;
  }

  .surface-lab__label--right {
    right: 12px;
  }

  .checkpoint-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .checkpoint-grid__tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .checkpoint-grid__tabs button {
    display: block;
    border-bottom: 1px solid var(--line-light);
    padding: 16px 5px;
    font-size: 1rem;
    text-align: center;
  }

  .checkpoint-grid__tabs button span {
    display: block;
    margin-bottom: 8px;
    padding: 0;
  }

  .checkpoint-grid__tabs button[aria-selected="true"] {
    border-color: var(--rust-bright);
    padding-left: 5px;
  }

  .checkpoint-grid__panels {
    min-height: 290px;
    border-left: 0;
    padding: 0;
  }

  .panel-mark {
    margin-bottom: 34px;
  }

  .scope__title {
    padding-bottom: 60px;
  }

  .scope-split {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .scope-panel {
    min-height: 620px;
  }

  .scope-panel:first-child {
    border-right: 0;
    border-bottom: 1px solid rgba(240, 235, 225, 0.38);
  }

  .scope-panel__content {
    padding: 42px 20px;
    transform: none;
  }

  .scope-panel__content h3 {
    font-size: clamp(4rem, 17vw, 7rem);
  }

  .scope-panel__content a {
    opacity: 1;
    transform: none;
  }

  .credentials__grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "index"
      "lead"
      "records"
      "note";
    gap: 54px;
  }

  .credentials__lead {
    display: block;
  }

  .credentials__lead > p:last-child {
    margin-top: 34px;
  }

  .record-grid {
    grid-template-columns: 1fr;
  }

  .record-grid > div {
    min-height: 190px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .record-grid > div:first-child {
    border-left: 0;
  }

  .record-grid > div:nth-child(3),
  .record-grid > div:nth-child(4) {
    border-top: 0;
  }

  .record-grid > div:last-child {
    border-bottom: 0;
  }

  .record-grid dt {
    margin-bottom: 44px;
  }

  .license-note {
    grid-template-columns: 34px 1fr;
  }

  .license-note .button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .process__header {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .process__steps {
    display: block;
    margin-top: 74px;
    border-top: 0;
    padding-left: 46px;
  }

  .process__steps::before {
    display: none;
  }

  .process__line {
    top: 0;
    bottom: 0;
    left: 16px;
    width: 2px;
    height: auto;
  }

  .process__line span {
    transform: scaleY(0);
    transform-origin: top;
  }

  .process__steps article {
    position: relative;
    min-height: auto;
    border: 0;
    border-top: 1px solid var(--line-light);
    padding: 30px 0 64px;
  }

  .process__steps article:last-child {
    border-right: 0;
    padding-bottom: 20px;
  }

  .process__steps article::before {
    position: absolute;
    top: -5px;
    left: -34px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--rust-bright);
    content: "";
  }

  .step-number {
    margin-bottom: 42px;
  }

  .process__qualification {
    text-align: left;
  }

  .closing {
    min-height: 820px;
  }

  .closing__content {
    min-height: 820px;
  }

  .closing__phone {
    grid-template-columns: 1fr 40px;
    gap: 18px;
  }

  .closing__phone > span {
    grid-column: 1 / -1;
  }

  .closing__phone strong {
    font-size: clamp(2.1rem, 10vw, 4.5rem);
  }

  .closing__phone svg {
    width: 40px;
  }

  .site-footer__top {
    grid-template-columns: 1fr 1fr;
  }

  .back-top {
    justify-self: end;
  }

  .site-footer__bottom {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .header-call strong {
    font-size: 0.64rem;
  }

  .nav-toggle {
    width: 65px;
  }

  .hero__eyebrow span {
    width: 20px;
    margin-inline: 7px;
  }

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

  .button {
    width: 100%;
  }

  .proof-item {
    display: block;
  }

  .proof-item > span {
    display: block;
    margin-bottom: 12px;
  }

  .proof-item p {
    font-size: 0.58rem;
  }

  .proof-item strong {
    font-size: 0.78rem;
  }

  .scope-panel {
    min-height: 560px;
  }

  .scope-panel--residential > img {
    object-position: 70% center;
  }

  .site-footer__top {
    grid-template-columns: 1fr;
  }

  .back-top {
    justify-self: start;
  }
}

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

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

  .hero__media img,
  .title-line i,
  .hero__summary,
  .figure-mask,
  .closing__media,
  .process__line span,
  .reveal-ready .material-thesis__statement,
  .reveal-ready .surface-study__header > div:nth-child(2),
  .reveal-ready .scope__title > div:nth-child(2),
  .reveal-ready .credentials__lead,
  .reveal-ready .process__header > div:nth-child(2),
  .reveal-ready .record-grid > div {
    opacity: 1 !important;
    clip-path: none !important;
    transform: none !important;
  }
}