:root {
  color-scheme: dark;
  --color-bg: #002936;
  --color-surface: #0c3841;
  --color-surface-strong: #123d45;
  --color-surface-soft: #173f46;
  --color-forest: #304e4d;
  --color-evergreen: #688674;
  --color-ivory: #ecead0;
  --color-ivory-soft: #d9d6bd;
  --color-bronze: #b18a61;
  --color-sage: #a0aa9b;
  --color-moss: #5a6960;
  --color-khaki: #cfd0b9;
  --color-text: var(--color-ivory);
  --color-text-muted: #c7c9b8;
  --color-text-strong: #f6f4e5;
  --color-border: rgba(236, 234, 208, 0.14);
  --color-border-strong: rgba(177, 138, 97, 0.35);
  --color-shadow: rgba(0, 0, 0, 0.28);
  --font-heading: "Bitter", Georgia, "Times New Roman", serif;
  --font-body: "Inter", "Avenir Next", "Segoe UI", sans-serif;
  --container-width: min(76rem, calc(100vw - 2.5rem));
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.75rem;
  --space-8: 4rem;
  --space-9: 5.5rem;
  --radius-sm: 0.85rem;
  --radius-md: 1.25rem;
  --radius-lg: 1.75rem;
  --radius-xl: 2.5rem;
  --radius-pill: 999px;
  --shadow-soft: 0 28px 72px rgba(0, 0, 0, 0.22);
  --shadow-card: 0 18px 44px rgba(0, 0, 0, 0.15);
  --transition: 180ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("../images/topography.svg");
  background-size: cover;
  background-position: center top;
  opacity: 0.14;
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(104, 134, 116, 0.12), transparent 32rem),
    radial-gradient(circle at bottom left, rgba(48, 78, 77, 0.22), transparent 30rem);
  pointer-events: none;
  z-index: -3;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

::selection {
  background: rgba(177, 138, 97, 0.35);
  color: var(--color-text-strong);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-heading);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-text-strong);
}

h1 {
  font-size: clamp(3rem, 6vw, 5.3rem);
  max-width: 11.5ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  max-width: 16ch;
}

h3 {
  font-size: clamp(1.3rem, 2.3vw, 1.8rem);
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

main {
  overflow: hidden;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 50;
  padding: 0.85rem 1.1rem;
  background: var(--color-ivory);
  color: var(--color-bg);
  border-radius: var(--radius-pill);
  transition: top var(--transition);
}

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

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

.section {
  padding: var(--space-9) 0;
  position: relative;
}

.section--compact {
  padding: var(--space-8) 0;
}

.section--surface {
  background: linear-gradient(
    180deg,
    rgba(12, 56, 65, 0.72),
    rgba(12, 56, 65, 0.42)
  );
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section--panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/ridge-bands.svg");
  background-position: right center;
  background-repeat: no-repeat;
  background-size: min(52rem, 70vw);
  opacity: 0.08;
  pointer-events: none;
}

.section-intro {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-7);
}

.section-intro--split {
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 32rem);
  align-items: end;
}

.eyebrow {
  font-size: 0.78rem;
  line-height: 1.2;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-bronze);
}

.lead {
  max-width: 44rem;
  font-size: 1.08rem;
  color: var(--color-text-muted);
}

.button-row,
.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}

.section-actions {
  margin-top: var(--space-6);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.9rem 1.45rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition:
    transform var(--transition),
    border-color var(--transition),
    background-color var(--transition),
    color var(--transition);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button:focus-visible,
.site-nav a:focus-visible,
.footer-links a:focus-visible,
.text-link:focus-visible,
.social-link:focus-visible {
  outline: 2px solid rgba(236, 234, 208, 0.55);
  outline-offset: 3px;
}

.button--primary {
  background: var(--color-bronze);
  color: var(--color-bg);
  box-shadow: 0 12px 24px rgba(177, 138, 97, 0.18);
}

.button--primary:hover,
.button--primary:focus-visible {
  background: #c19a72;
}

.button--secondary {
  border-color: var(--color-border-strong);
  color: var(--color-text-strong);
  background: rgba(12, 56, 65, 0.4);
}

.button--secondary:hover,
.button--secondary:focus-visible {
  border-color: rgba(236, 234, 208, 0.32);
  background: rgba(12, 56, 65, 0.58);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--color-khaki);
  transition: gap var(--transition), color var(--transition);
}

.text-link::after {
  content: "→";
  transition: transform var(--transition);
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--color-text-strong);
}

.text-link:hover::after,
.text-link:focus-visible::after {
  transform: translateX(0.15rem);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(0, 41, 54, 0.76);
  border-bottom: 1px solid rgba(236, 234, 208, 0.08);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: 5.85rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.brand-logo {
  width: 4.6rem;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 1.2rem;
  border: 1px solid rgba(236, 234, 208, 0.08);
  background: var(--color-bg);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.18);
}

.brand-copy {
  display: grid;
  gap: 0.15rem;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
}

.brand-tag {
  font-size: 0.7rem;
  line-height: 1.3;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.site-nav a {
  position: relative;
  padding: 0.25rem 0 0.45rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--color-bronze);
  opacity: 0;
  transform: scaleX(0.7);
  transition:
    opacity var(--transition),
    transform var(--transition);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text-strong);
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  background: rgba(12, 56, 65, 0.55);
  color: var(--color-text);
}

.nav-toggle-line,
.nav-toggle-line::before,
.nav-toggle-line::after {
  display: block;
  width: 1rem;
  height: 1px;
  background: currentColor;
  border-radius: 999px;
  transition: transform var(--transition), opacity var(--transition);
  content: "";
}

.nav-toggle-line::before {
  transform: translateY(-0.35rem);
}

.nav-toggle-line::after {
  transform: translateY(0.3rem);
}

body.nav-open .nav-toggle-line {
  transform: rotate(45deg);
}

body.nav-open .nav-toggle-line::before {
  transform: translateY(0) rotate(90deg);
}

body.nav-open .nav-toggle-line::after {
  opacity: 0;
}

.hero {
  padding: clamp(5.5rem, 10vw, 8rem) 0 var(--space-8);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(2rem, 4vw, 3.75rem);
  align-items: center;
}

.hero-copy {
  display: grid;
  gap: var(--space-5);
}

.hero-copy .button-row {
  margin-top: var(--space-2);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.metric-card {
  display: grid;
  gap: var(--space-3);
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(12, 56, 65, 0.48);
  box-shadow: var(--shadow-card);
}

.metric-card strong {
  font-size: 1rem;
  color: var(--color-text-strong);
}

.metric-card span {
  font-size: 0.94rem;
  color: var(--color-text-muted);
}

.hero-panel {
  position: relative;
  padding: 1.35rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-strong);
  background: rgba(12, 56, 65, 0.72);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/ridge-bands.svg");
  background-size: cover;
  background-position: center;
  opacity: 0.16;
  pointer-events: none;
}

.logo-frame,
.surface-card,
.detail-card,
.project-card,
.service-card,
.quote-card,
.contact-card,
.form-panel,
.cta-panel,
.notice-card,
.matrix-card,
.fit-card,
.principle-card,
.timeline-card,
.highlight-card {
  position: relative;
  padding: 1.55rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(12, 56, 65, 0.68);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.logo-frame {
  padding: clamp(1.25rem, 3vw, 2rem);
  background: rgba(0, 41, 54, 0.78);
}

.logo-frame img {
  width: min(100%, 25rem);
  margin: 0 auto;
}

.hero-note {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.meta-row,
.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.pill,
.pill-list li {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(236, 234, 208, 0.12);
  background: rgba(0, 41, 54, 0.45);
  color: var(--color-ivory-soft);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: var(--space-5);
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-title {
  margin-bottom: 0.65rem;
}

.card-copy {
  color: var(--color-text-muted);
}

.card-rule {
  width: 3.4rem;
  height: 1px;
  margin: 1rem 0;
  background: rgba(177, 138, 97, 0.65);
}

.feature-list {
  display: grid;
  gap: 0.85rem;
}

.feature-list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--color-text-muted);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-bronze);
  box-shadow: 0 0 0 0.25rem rgba(177, 138, 97, 0.12);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.95fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.stack-lg {
  display: grid;
  gap: var(--space-5);
}

.project-visual {
  min-height: 7rem;
  margin: -1.55rem -1.55rem 1.35rem;
  border-bottom: 1px solid rgba(236, 234, 208, 0.09);
  background:
    linear-gradient(rgba(0, 41, 54, 0.36), rgba(0, 41, 54, 0.36)),
    url("../images/ridge-bands.svg");
  background-size: cover;
  background-position: center;
}

.project-meta {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.project-meta strong {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-sage);
  margin-bottom: 0.2rem;
}

.quote-card {
  background:
    linear-gradient(180deg, rgba(48, 78, 77, 0.58), rgba(12, 56, 65, 0.72));
}

.quote-card blockquote {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.45rem, 3vw, 2rem);
  line-height: 1.3;
  color: var(--color-text-strong);
}

.quote-card figcaption {
  margin-top: 1rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  counter-reset: step;
}

.step-card {
  position: relative;
  padding: 1.35rem 1.35rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(12, 56, 65, 0.58);
}

.step-card::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-block;
  margin-bottom: 0.95rem;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-bronze);
}

.step-card p {
  margin-top: 0.6rem;
  color: var(--color-text-muted);
}

.page-hero {
  padding: clamp(4.75rem, 8vw, 6rem) 0 var(--space-8);
  border-bottom: 1px solid rgba(236, 234, 208, 0.08);
}

.page-hero__content {
  display: grid;
  gap: var(--space-5);
  max-width: 48rem;
}

.page-hero__content h1 {
  max-width: 12ch;
}

.notice-card {
  background:
    linear-gradient(180deg, rgba(48, 78, 77, 0.48), rgba(12, 56, 65, 0.7));
}

.notice-card p,
.surface-card p,
.detail-card p,
.service-card p,
.contact-card p,
.form-panel p,
.fit-card p,
.timeline-card p,
.highlight-card p,
.matrix-card p {
  color: var(--color-text-muted);
}

.service-card,
.project-card,
.principle-card,
.fit-card,
.matrix-card {
  display: grid;
  gap: 0.95rem;
}

.service-card ul,
.contact-points,
.timeline-list {
  display: grid;
  gap: 0.85rem;
}

.service-card ul li,
.contact-points li,
.timeline-list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--color-text-muted);
}

.service-card ul li::before,
.contact-points li::before,
.timeline-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--color-evergreen);
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--color-sage);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(20rem, 1.08fr);
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}

.contact-detail {
  display: grid;
  gap: var(--space-4);
}

.contact-detail a {
  color: var(--color-text-strong);
}

.contact-detail a:hover,
.contact-detail a:focus-visible {
  color: var(--color-khaki);
}

.form-panel form {
  display: grid;
  gap: var(--space-4);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field--full {
  grid-column: 1 / -1;
}

label {
  font-size: 0.92rem;
  color: var(--color-text-strong);
}

input,
select,
textarea {
  width: 100%;
  padding: 0.92rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(236, 234, 208, 0.16);
  background: rgba(0, 41, 54, 0.64);
  color: var(--color-text);
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    background-color var(--transition);
}

input::placeholder,
textarea::placeholder {
  color: rgba(199, 201, 184, 0.78);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(177, 138, 97, 0.72);
  box-shadow: 0 0 0 0.22rem rgba(177, 138, 97, 0.16);
  background: rgba(0, 41, 54, 0.78);
}

textarea {
  min-height: 10rem;
  resize: vertical;
}

.form-meta {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: center;
  flex-wrap: wrap;
}

.form-note,
.form-status {
  color: var(--color-sage);
  font-size: 0.9rem;
}

.cta-panel {
  padding: clamp(1.75rem, 5vw, 2.5rem);
  background:
    linear-gradient(180deg, rgba(12, 56, 65, 0.82), rgba(48, 78, 77, 0.68));
}

.site-footer {
  padding: var(--space-8) 0 var(--space-6);
  border-top: 1px solid rgba(236, 234, 208, 0.08);
  background: rgba(7, 44, 55, 0.9);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 0.75fr));
  gap: var(--space-5);
}

.footer-brand {
  display: grid;
  gap: var(--space-4);
  max-width: 24rem;
}

.footer-brand img {
  width: 6.25rem;
  border-radius: 1.4rem;
}

.footer-heading {
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-khaki);
}

.footer-links {
  display: grid;
  gap: 0.8rem;
}

.footer-links a {
  color: var(--color-text-muted);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-text-strong);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding-top: var(--space-6);
  margin-top: var(--space-6);
  border-top: 1px solid rgba(236, 234, 208, 0.08);
  color: var(--color-sage);
  font-size: 0.92rem;
}

.footer-bottom a {
  color: var(--color-ivory-soft);
}

.muted {
  color: var(--color-text-muted);
}

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

@media (max-width: 64rem) {
  .grid-4,
  .steps-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 56rem) {
  .header-bar {
    min-height: 5.3rem;
  }

  .brand-tag {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.65rem);
    right: 1.25rem;
    left: 1.25rem;
    display: none;
    padding: 1.1rem;
    border: 1px solid rgba(236, 234, 208, 0.12);
    border-radius: 1.25rem;
    background: rgba(0, 41, 54, 0.96);
    box-shadow: var(--shadow-soft);
  }

  body.nav-open .site-nav {
    display: grid;
    gap: 0.45rem;
  }

  .site-nav a {
    padding: 0.55rem 0;
  }

  .hero-grid,
  .split-layout,
  .section-intro--split,
  .contact-layout,
  .grid-3,
  .grid-2,
  .matrix-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy h1,
  .page-hero__content h1,
  h2 {
    max-width: none;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 40rem) {
  :root {
    --container-width: min(76rem, calc(100vw - 1.4rem));
    --space-8: 3.2rem;
    --space-9: 4.5rem;
  }

  .brand {
    gap: 0.75rem;
  }

  .brand-logo {
    width: 3.8rem;
  }

  .brand-name {
    font-size: 1rem;
  }

  .hero,
  .page-hero {
    padding-top: 4.25rem;
  }

  .form-grid,
  .grid-4,
  .steps-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    align-items: flex-start;
  }
}

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

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