:root {
  --carbon: #131d1f;
  --carbon-deep: #0b1213;
  --teal: #173e40;
  --teal-bright: #255c5c;
  --sage: #5b715f;
  --brass: #b98b4d;
  --brass-light: #d0a66c;
  --limestone: #e3ded2;
  --ivory: #f4f2ea;
  --ink: #152023;
  --muted: #9ba6a3;
  --line-dark: rgba(244, 242, 234, 0.16);
  --line-light: rgba(19, 29, 31, 0.16);
  --shell: min(1180px, calc(100vw - 48px));
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 320px;
  color: var(--ivory);
  background: var(--carbon);
  font-family: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 1000;
  padding: 0.8rem 1rem;
  color: var(--carbon);
  background: var(--ivory);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

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

.section-pad {
  padding-block: clamp(5.5rem, 9vw, 9rem);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, border-color 0.35s ease, backdrop-filter 0.35s ease;
}

.site-header.scrolled,
.site-header.menu-active {
  border-color: var(--line-dark);
  background: rgba(11, 18, 19, 0.9);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 224px;
  height: 62px;
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  color: rgba(244, 242, 234, 0.78);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.primary-nav > a:not(.nav-cta) {
  position: relative;
  padding-block: 0.7rem;
}

.primary-nav > a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: var(--brass);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease);
}

.primary-nav > a:not(.nav-cta):hover::after,
.primary-nav > a:not(.nav-cta):focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  padding: 0.85rem 1.1rem;
  border: 1px solid rgba(185, 139, 77, 0.72);
  color: var(--ivory);
  transition: background 0.25s ease, color 0.25s ease;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  color: var(--carbon);
  background: var(--brass);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line-dark);
  color: var(--ivory);
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
  transition: transform 0.3s var(--ease);
}

.hero {
  position: relative;
  min-height: 920px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--carbon-deep);
}

.hero-image,
.hero-grid {
  position: absolute;
  inset: 0;
}

.hero-image {
  background-image:
    linear-gradient(90deg, rgba(8, 15, 16, 0.96) 0%, rgba(8, 15, 16, 0.82) 28%, rgba(8, 15, 16, 0.28) 58%, rgba(8, 15, 16, 0.08) 100%),
    linear-gradient(0deg, rgba(8, 15, 16, 0.88) 0%, rgba(8, 15, 16, 0.05) 38%, rgba(8, 15, 16, 0.2) 100%),
    url("assets/caldren-hero.webp");
  background-position: center;
  background-size: cover;
  transform: scale(1.015);
}

.hero-grid {
  opacity: 0.14;
  background-image:
    linear-gradient(rgba(244, 242, 234, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 242, 234, 0.18) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 62%);
  mask-image: linear-gradient(90deg, #000 0%, transparent 62%);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(310px, 0.62fr);
  align-items: end;
  gap: clamp(3rem, 7vw, 7rem);
  padding-top: 8rem;
  padding-bottom: 9rem;
}

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

.eyebrow,
.kicker,
.section-marker,
.service-label,
.contact-panel-label {
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0 0 1.6rem;
  color: rgba(244, 242, 234, 0.78);
  font-size: 0.72rem;
  font-weight: 650;
}

.eyebrow span {
  width: 34px;
  height: 1px;
  background: var(--brass);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

h1 {
  margin-bottom: 1.5rem;
  font-size: clamp(3.4rem, 6.6vw, 6.4rem);
  font-weight: 520;
  line-height: 0.94;
  letter-spacing: -0.055em;
}

h1 em {
  color: var(--brass-light);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: -0.035em;
}

.hero-lead {
  max-width: 630px;
  margin-bottom: 2.2rem;
  color: rgba(244, 242, 234, 0.76);
  font-size: clamp(1.08rem, 1.7vw, 1.34rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.7rem;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.8rem;
  padding: 0.95rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s ease, border-color 0.25s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--carbon);
  background: var(--brass);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--brass-light);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding-block: 0.8rem;
  border-bottom: 1px solid rgba(244, 242, 234, 0.42);
  color: var(--ivory);
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.system-readout {
  width: 100%;
  max-width: 360px;
  justify-self: end;
  border: 1px solid rgba(244, 242, 234, 0.24);
  background: rgba(10, 18, 19, 0.66);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.readout-head {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(244, 242, 234, 0.58);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.readout-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--brass-light);
}

.readout-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--brass);
  box-shadow: 0 0 0 4px rgba(185, 139, 77, 0.12);
}

.system-readout ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.system-readout li {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 0 0.8rem;
  padding: 0.72rem 1rem;
  border-bottom: 1px solid rgba(244, 242, 234, 0.09);
}

.system-readout li:last-child {
  border-bottom: 0;
}

.system-readout li > span {
  grid-row: 1 / 3;
  color: var(--brass);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}

.system-readout strong {
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.system-readout small {
  color: rgba(244, 242, 234, 0.45);
  font-size: 0.69rem;
  letter-spacing: 0.035em;
}

.hero-footer {
  position: absolute;
  z-index: 3;
  inset: auto 0 0;
  border-top: 1px solid var(--line-dark);
}

.hero-footer-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  color: rgba(244, 242, 234, 0.62);
  font-size: 0.69rem;
  font-weight: 650;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero-footer p {
  margin: 0;
}

.hero-footer p span {
  margin-inline: 0.55rem;
  color: var(--brass);
}

.hero-footer .tagline {
  color: var(--ivory);
}

.intro {
  color: var(--ivory);
  background: var(--teal);
}

.intro-grid {
  display: grid;
  grid-template-columns: 150px minmax(0, 1.4fr) minmax(280px, 0.72fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.section-marker {
  color: rgba(244, 242, 234, 0.5);
  font-size: 0.66rem;
  font-weight: 700;
}

.section-marker-dark {
  color: rgba(19, 29, 31, 0.48);
}

.kicker {
  margin-bottom: 1.1rem;
  color: var(--brass-light);
  font-size: 0.7rem;
  font-weight: 700;
}

.kicker-dark {
  color: #7d5930;
}

.intro h2,
.section-heading h2,
.approach h2,
.standards h2,
.contact h2 {
  margin-bottom: 0;
  font-size: clamp(2.45rem, 4.2vw, 4.5rem);
  font-weight: 500;
  line-height: 1.03;
  letter-spacing: -0.047em;
}

.intro-note {
  padding-top: 2.15rem;
  color: rgba(244, 242, 234, 0.7);
  font-size: 1.02rem;
}

.technical-note {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  margin-top: 2rem;
  color: var(--ivory);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.technical-note span {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 0.3rem;
  border: 1px solid var(--brass);
  transform: rotate(45deg);
}

.services {
  color: var(--ink);
  background: var(--limestone);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(270px, 0.58fr);
  align-items: end;
  gap: 3rem;
  margin-bottom: clamp(3rem, 6vw, 5.5rem);
}

.section-heading .section-marker,
.approach-heading .section-marker,
.standards-title .section-marker,
.contact-copy .section-marker {
  margin-bottom: 2.6rem;
}

.section-heading > p {
  margin-bottom: 0.35rem;
  color: rgba(19, 29, 31, 0.67);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1px;
  background: rgba(19, 29, 31, 0.22);
  border: 1px solid rgba(19, 29, 31, 0.18);
}

.service-card {
  min-height: 490px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1.6rem, 3.4vw, 3.2rem);
  overflow: hidden;
}

.service-wide {
  grid-column: span 7;
}

.service-card:not(.service-wide):not(.service-full) {
  grid-column: span 5;
}

.service-full {
  grid-column: 1 / -1;
  min-height: 390px;
}

.service-card-dark {
  color: var(--ivory);
  background: var(--carbon);
}

.service-card-brass {
  color: var(--carbon);
  background: var(--brass);
}

.service-card-light {
  color: var(--carbon);
  background: var(--ivory);
}

.service-card-sage {
  color: var(--ivory);
  background: var(--sage);
}

.service-card-teal {
  color: var(--ivory);
  background: var(--teal);
}

.service-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.service-number {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.service-top svg {
  width: 44px;
  height: 44px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.35;
  stroke-linecap: square;
  stroke-linejoin: bevel;
  opacity: 0.78;
}

.service-label {
  margin-bottom: 0.9rem;
  font-size: 0.65rem;
  font-weight: 700;
  opacity: 0.62;
}

.service-card h3 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 3vw, 3rem);
  font-weight: 540;
  line-height: 1;
  letter-spacing: -0.045em;
}

.service-card p:not(.service-label) {
  max-width: 590px;
  margin-bottom: 1.7rem;
  opacity: 0.74;
}

.service-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  position: relative;
  padding: 0.54rem 0 0.54rem 1.2rem;
  border-top: 1px solid currentColor;
  font-size: 0.8rem;
  opacity: 0.72;
}

.service-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.93rem;
  width: 5px;
  height: 5px;
  border: 1px solid currentColor;
  transform: rotate(45deg);
}

.service-horizontal {
  display: grid;
  grid-template-columns: 0.9fr 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
}

.service-horizontal p,
.service-horizontal ul {
  margin-bottom: 0 !important;
}

.fieldwork {
  color: var(--ivory);
  background: var(--carbon-deep);
}

.fieldwork-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.58fr);
  gap: 3rem;
  align-items: end;
  margin-bottom: clamp(3rem, 6vw, 5.5rem);
}

.fieldwork-heading .section-marker {
  margin-bottom: 2.6rem;
}

.fieldwork-heading h2 {
  max-width: 760px;
  margin-bottom: 0;
  font-size: clamp(2.45rem, 4.2vw, 4.5rem);
  font-weight: 500;
  line-height: 1.03;
  letter-spacing: -0.047em;
}

.fieldwork-intro {
  padding-bottom: 0.35rem;
}

.fieldwork-intro p {
  color: rgba(244, 242, 234, 0.62);
}

.fieldwork-intro > span {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--brass-light);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.fieldwork-intro i {
  width: 6px;
  height: 6px;
  border: 1px solid var(--brass);
  transform: rotate(45deg);
}

.fieldwork-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-flow: dense;
  gap: 1px;
  padding: 1px;
  background: rgba(244, 242, 234, 0.16);
}

.field-card {
  position: relative;
  min-height: 400px;
  margin: 0;
  overflow: hidden;
  isolation: isolate;
  background: var(--carbon);
}

.field-card::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 15, 16, 0.08) 34%, rgba(9, 15, 16, 0.86) 100%);
  pointer-events: none;
}

.field-card::after {
  content: "";
  position: absolute;
  z-index: 2;
  right: 1.15rem;
  top: 1.15rem;
  width: 16px;
  height: 16px;
  border-top: 1px solid rgba(244, 242, 234, 0.64);
  border-right: 1px solid rgba(244, 242, 234, 0.64);
  pointer-events: none;
}

.field-card-concept::after {
  display: none;
}

.field-card img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.85s var(--ease), filter 0.4s ease;
}

.field-card:hover img {
  transform: scale(1.035);
  filter: saturate(0.9) contrast(1.04);
}

.field-card-wide {
  grid-column: span 7;
  min-height: 500px;
}

.field-card-tall {
  grid-column: span 5;
  min-height: 500px;
}

.field-card-medium {
  grid-column: span 5;
}

.field-card-compact {
  grid-column: span 3;
}

.field-card-compact-two {
  grid-column: span 4;
}

.field-card-landscape {
  grid-column: span 8;
  min-height: 440px;
}

.field-card-portrait {
  grid-column: span 4;
  min-height: 440px;
}

.field-card-tall img,
.field-card-portrait img {
  object-position: center 48%;
}

.field-card-fixture-line img {
  object-position: center 58%;
}

.field-card-uplight-detail img {
  object-position: 64% center;
}

.field-card-aiming img {
  object-position: center 55%;
}

.field-card-drainage-route img {
  object-position: center 58%;
}

.field-card-french-drain img,
.field-card-drainage-basin img,
.field-card-drainage-emitter img {
  object-position: center 52%;
}

.field-index {
  position: absolute;
  z-index: 2;
  left: 1.2rem;
  top: 1.15rem;
  color: rgba(244, 242, 234, 0.68);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.field-note {
  position: absolute;
  z-index: 3;
  right: 1.15rem;
  top: 1.05rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid rgba(227, 222, 210, 0.3);
  color: var(--ivory);
  background: rgba(19, 29, 31, 0.78);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.field-card figcaption {
  position: absolute;
  z-index: 2;
  inset: auto 0 0;
  padding: clamp(1.2rem, 2.5vw, 2rem);
}

.field-card figcaption span,
.field-card figcaption strong {
  display: block;
}

.field-card figcaption span {
  margin-bottom: 0.42rem;
  color: var(--brass-light);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.field-card figcaption strong {
  max-width: 420px;
  font-size: clamp(1rem, 1.8vw, 1.35rem);
  font-weight: 560;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.approach {
  position: relative;
  overflow: hidden;
  background: var(--carbon);
}

.approach::after {
  content: "";
  position: absolute;
  width: min(46vw, 650px);
  aspect-ratio: 1;
  right: -16vw;
  top: -12vw;
  border: 1px solid rgba(185, 139, 77, 0.16);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(185, 139, 77, 0.04), 0 0 0 180px rgba(185, 139, 77, 0.025);
  pointer-events: none;
}

.approach-heading {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin-bottom: clamp(3.5rem, 7vw, 6.5rem);
}

.process-track {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
}

.process-track::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 25%;
  height: 2px;
  background: var(--brass);
}

.process-track article {
  min-height: 280px;
  padding: 2rem 2rem 1rem 0;
  border-right: 1px solid var(--line-dark);
}

.process-track article:not(:first-child) {
  padding-left: 2rem;
}

.process-track article:last-child {
  border-right: 0;
}

.process-track article > span {
  display: block;
  margin-bottom: 4rem;
  color: var(--brass);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
}

.process-track h3 {
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
  font-weight: 560;
  letter-spacing: -0.02em;
}

.process-track p {
  margin-bottom: 0;
  color: rgba(244, 242, 234, 0.57);
  font-size: 0.9rem;
}

.standards {
  color: var(--ink);
  background: var(--ivory);
}

.standards-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1fr);
  gap: clamp(4rem, 9vw, 9rem);
}

.standards-title {
  position: sticky;
  top: 140px;
  align-self: start;
}

.standards-title > p:last-child {
  max-width: 540px;
  margin-top: 2rem;
  color: rgba(19, 29, 31, 0.67);
}

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

.standards-list article {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 1.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line-light);
}

.standards-list article > span {
  padding-top: 0.25rem;
  color: #8b6234;
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.standards-list h3 {
  margin-bottom: 0.5rem;
  font-size: 1.35rem;
  font-weight: 580;
  letter-spacing: -0.025em;
}

.standards-list p {
  margin: 0;
  color: rgba(19, 29, 31, 0.64);
}

.audience {
  padding-block: 1.8rem;
  color: var(--carbon);
  background: var(--brass);
}

.audience-inner,
.audience-inner > div {
  display: flex;
  align-items: center;
}

.audience-inner {
  justify-content: space-between;
  gap: 2rem;
}

.audience-inner p {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.audience-inner > div {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.6rem 2rem;
}

.audience-inner span {
  position: relative;
  font-size: 0.8rem;
  font-weight: 650;
}

.audience-inner span:not(:last-child)::after {
  content: "/";
  position: absolute;
  right: -1.15rem;
  opacity: 0.45;
}

.contact {
  position: relative;
  overflow: hidden;
  background: var(--teal);
}

.contact-lines {
  position: absolute;
  inset: 0 0 0 56%;
  opacity: 0.13;
  background-image:
    linear-gradient(rgba(244, 242, 234, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 242, 234, 0.22) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000);
  mask-image: linear-gradient(90deg, transparent, #000);
}

.contact-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.72fr);
  gap: clamp(4rem, 10vw, 10rem);
  align-items: end;
}

.contact-copy > p:not(.kicker) {
  max-width: 650px;
  margin-top: 2rem;
  margin-bottom: 0;
  color: rgba(244, 242, 234, 0.67);
}

.contact-panel {
  padding: clamp(1.6rem, 3vw, 2.6rem);
  border: 1px solid rgba(244, 242, 234, 0.22);
  background: rgba(19, 29, 31, 0.58);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.contact-panel-label {
  margin-bottom: 2rem;
  color: var(--brass-light);
  font-size: 0.68rem;
  font-weight: 700;
}

.contact-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line-dark);
}

.contact-row span {
  color: rgba(244, 242, 234, 0.48);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-row strong {
  font-size: 0.92rem;
  font-weight: 560;
  text-align: right;
}

.contact-row a {
  position: relative;
  transition: color 0.2s ease;
}

.contact-row a:hover,
.contact-row a:focus-visible {
  color: var(--brass-light);
}

.button-full {
  width: 100%;
  margin-top: 1.5rem;
}

.button-channel {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.social-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 auto;
  color: currentColor;
}

.social-icon-stroke {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.social-icon-fill {
  fill: currentColor;
}

.social-icon .social-icon-dot {
  fill: currentColor;
  stroke: none;
}

.contact-language-note {
  margin: 0.8rem 0 0;
  color: rgba(244, 242, 234, 0.56);
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.contact-social {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 1.8rem;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.contact-social a {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.8rem;
  min-width: 0;
  padding: 0.9rem 2rem 0.9rem 0.9rem;
  background: rgba(19, 29, 31, 0.62);
  transition: background 0.25s ease, color 0.25s ease;
}

.contact-social a:hover,
.contact-social a:focus-visible {
  background: rgba(185, 139, 77, 0.16);
}

.contact-social .social-card-copy,
.contact-social .social-name,
.contact-social strong {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-social .social-icon {
  width: 1.4rem;
  height: 1.4rem;
  color: var(--brass-light);
}

.contact-social .social-name {
  margin-bottom: 0.25rem;
  color: rgba(244, 242, 234, 0.44);
  font-size: 0.62rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.contact-social strong {
  font-size: 0.72rem;
  font-weight: 570;
}

.contact-social i {
  position: absolute;
  right: 0.8rem;
  top: 0.8rem;
  color: var(--brass-light);
  font-size: 0.7rem;
  font-style: normal;
}

.site-footer {
  padding-top: 4.5rem;
  color: var(--ivory);
  background: var(--carbon-deep);
}

.footer-main {
  min-height: 150px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 3rem;
}

.footer-main img {
  width: min(280px, 60vw);
  height: auto;
}

.footer-contact {
  max-width: 420px;
  text-align: right;
}

.footer-contact p {
  max-width: 360px;
  margin-left: auto;
  color: rgba(244, 242, 234, 0.5);
}

.footer-contact > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem 1.2rem;
  color: rgba(244, 242, 234, 0.78);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.footer-contact > .footer-social {
  gap: 0.55rem;
  margin-top: 1rem;
}

.footer-social a {
  width: 2.35rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-dark);
  color: rgba(244, 242, 234, 0.68);
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.footer-social a:hover,
.footer-social a:focus-visible {
  border-color: rgba(185, 139, 77, 0.5);
  color: var(--brass-light);
  background: rgba(185, 139, 77, 0.08);
}

.footer-social .social-icon {
  width: 1rem;
  height: 1rem;
}

.footer-contact a:hover,
.footer-contact a:focus-visible {
  color: var(--brass-light);
}

.footer-bottom {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border-top: 1px solid var(--line-dark);
  color: rgba(244, 242, 234, 0.42);
  font-size: 0.67rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.footer-bottom p {
  margin: 0;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

:focus-visible {
  outline: 2px solid var(--brass-light);
  outline-offset: 4px;
}

@media (max-width: 960px) {
  :root {
    --shell: min(100% - 36px, 760px);
  }

  .header-inner {
    min-height: 78px;
  }

  .brand {
    width: 190px;
    height: 54px;
  }

  .menu-toggle {
    display: block;
    position: relative;
    z-index: 2;
  }

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

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

  .primary-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    padding: 7rem max(24px, calc((100vw - 760px) / 2));
    background: rgba(11, 18, 19, 0.98);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity 0.28s ease, transform 0.28s var(--ease), visibility 0.28s;
  }

  .primary-nav.open {
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .primary-nav > a,
  .primary-nav .nav-cta {
    width: 100%;
    padding: 1rem 0;
    border: 0;
    border-bottom: 1px solid var(--line-dark);
    font-size: clamp(1.5rem, 6vw, 2.3rem);
    font-weight: 520;
    letter-spacing: -0.025em;
    text-transform: none;
  }

  .primary-nav .nav-cta {
    margin-top: 1.5rem;
    color: var(--brass-light);
  }

  .hero {
    min-height: 880px;
  }

  .hero-image {
    background-image:
      linear-gradient(90deg, rgba(8, 15, 16, 0.9) 0%, rgba(8, 15, 16, 0.56) 60%, rgba(8, 15, 16, 0.22) 100%),
      linear-gradient(0deg, rgba(8, 15, 16, 0.95) 0%, rgba(8, 15, 16, 0.2) 55%, rgba(8, 15, 16, 0.44) 100%),
      url("assets/caldren-hero.webp");
    background-position: 58% center;
  }

  .hero-content {
    grid-template-columns: 1fr;
    align-items: center;
    gap: 2.5rem;
    padding-top: 8rem;
    padding-bottom: 8rem;
  }

  .system-readout {
    max-width: 560px;
    justify-self: start;
  }

  .system-readout ol {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
  }

  .system-readout li {
    grid-template-columns: 1fr;
    padding: 0.75rem;
    border-right: 1px solid rgba(244, 242, 234, 0.09);
    border-bottom: 0;
  }

  .system-readout li > span {
    grid-row: auto;
    margin-bottom: 0.45rem;
  }

  .system-readout small {
    display: none;
  }

  .intro-grid {
    grid-template-columns: 1fr 1.6fr;
  }

  .intro-note {
    grid-column: 2;
    padding-top: 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .fieldwork-heading {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .section-heading > p {
    max-width: 620px;
  }

  .service-wide,
  .service-card:not(.service-wide):not(.service-full) {
    grid-column: span 6;
  }

  .service-horizontal {
    grid-template-columns: 1fr 1fr;
  }

  .service-horizontal ul {
    grid-column: 1 / -1;
  }

  .field-card-wide,
  .field-card-tall,
  .field-card-medium,
  .field-card-compact,
  .field-card-compact-two,
  .field-card-landscape,
  .field-card-portrait {
    grid-column: span 6;
    min-height: 390px;
  }

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

  .process-track::before {
    width: 50%;
  }

  .process-track article:nth-child(2) {
    border-right: 0;
  }

  .process-track article:nth-child(n + 3) {
    border-top: 1px solid var(--line-dark);
  }

  .standards-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .standards-title {
    position: static;
  }

  .contact-panel {
    max-width: 620px;
  }
}

@media (max-width: 640px) {
  :root {
    --shell: calc(100vw - 32px);
  }

  .section-pad {
    padding-block: 5rem;
  }

  .brand {
    width: 168px;
  }

  .hero {
    min-height: 920px;
  }

  .hero-content {
    gap: 2rem;
    padding-top: 8.5rem;
    padding-bottom: 8rem;
  }

  h1 {
    font-size: clamp(3.15rem, 15vw, 4.6rem);
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.8rem;
  }

  .button-primary {
    width: 100%;
  }

  .system-readout {
    display: none;
  }

  .hero-footer-inner {
    justify-content: center;
  }

  .hero-footer-inner > p:first-child {
    display: none;
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .intro h2,
  .section-heading h2,
  .fieldwork-heading h2,
  .approach h2,
  .standards h2,
  .contact h2 {
    font-size: clamp(2.35rem, 11vw, 3.4rem);
  }

  .section-heading .section-marker,
  .fieldwork-heading .section-marker,
  .approach-heading .section-marker,
  .standards-title .section-marker,
  .contact-copy .section-marker {
    margin-bottom: 1.8rem;
  }

  .service-grid {
    display: block;
    border: 0;
    background: transparent;
  }

  .service-card {
    min-height: 460px;
    margin-bottom: 1px;
    padding: 1.5rem;
  }

  .service-full {
    min-height: 520px;
  }

  .service-horizontal {
    display: block;
  }

  .service-horizontal > * {
    margin-bottom: 1.7rem !important;
  }

  .fieldwork-grid {
    display: block;
    padding: 0;
    background: transparent;
  }

  .field-card-wide,
  .field-card-tall,
  .field-card-medium,
  .field-card-compact,
  .field-card-compact-two,
  .field-card-landscape,
  .field-card-portrait {
    min-height: 370px;
    margin-bottom: 1px;
  }

  .process-track {
    grid-template-columns: 1fr;
  }

  .process-track::before {
    width: 100%;
  }

  .process-track article,
  .process-track article:not(:first-child) {
    min-height: 220px;
    padding: 1.7rem 0;
    border-top: 1px solid var(--line-dark);
    border-right: 0;
  }

  .process-track article:first-child {
    border-top: 0;
  }

  .process-track article > span {
    margin-bottom: 2.5rem;
  }

  .standards-list article {
    gap: 0.7rem;
  }

  .audience-inner {
    display: block;
  }

  .audience-inner > div {
    justify-content: flex-start;
    margin-top: 1rem;
  }

  .contact-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .contact-row strong {
    text-align: left;
  }

  .footer-main,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-main {
    padding-bottom: 3rem;
  }

  .footer-contact {
    text-align: left;
  }

  .footer-contact p {
    margin-left: 0;
  }

  .footer-contact > div {
    justify-content: flex-start;
  }

  .contact-social {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    justify-content: center;
    padding-block: 1.4rem;
  }
}

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

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

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}