:root {
  --bg-primary: #030303;
  --bg-secondary: #080806;
  --bg-tertiary: #0d0d0a;
  --surface-subtle: rgba(255, 255, 255, 0.025);
  --surface-muted: rgba(255, 255, 255, 0.045);

  --text-primary: #f4f1ea;
  --text-secondary: rgba(244, 241, 234, 0.74);
  --text-muted: rgba(244, 241, 234, 0.52);
  --text-faint: rgba(244, 241, 234, 0.34);

  --accent: #c6a13a;
  --accent-muted: rgba(198, 161, 58, 0.16);
  --accent-border: rgba(198, 161, 58, 0.42);

  --border-subtle: rgba(244, 241, 234, 0.09);
  --border-muted: rgba(244, 241, 234, 0.15);
  --border-strong: rgba(244, 241, 234, 0.32);

  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Oswald', 'Inter', system-ui, sans-serif;

  --container-max: 1400px;
  --container-readable: 720px;
  --gutter-desktop: 48px;
  --gutter-tablet: 32px;
  --gutter-mobile: 24px;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 140px;
  --space-9: 180px;
  --space-10: 220px;

  --radius-none: 0;
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-media: 4px;

  --button-height: 42px;
  --button-padding-x: 18px;

  --motion-duration-fast: 180ms;
  --motion-duration-base: 420ms;
  --motion-duration-reveal: 650ms;
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-translate-reveal: 24px;
}

html {
  background: var(--bg-primary);
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
}

.ds-container {
  width: min(100% - (var(--gutter-desktop) * 2), var(--container-max));
  margin-inline: auto;
}

.ds-grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--space-3);
}

.ds-hero-display {
  font-family: var(--font-display);
  font-size: clamp(64px, 7vw, 112px);
  line-height: 0.96;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-weight: 300;
}

.ds-section-display {
  font-family: var(--font-display);
  font-size: clamp(48px, 5vw, 72px);
  line-height: 1.02;
  letter-spacing: 0.035em;
  text-transform: uppercase;
  font-weight: 300;
}

.ds-subheading {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.12;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 300;
}

.ds-body {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 300;
}

.ds-eyebrow {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-weight: 600;
}

.ds-metadata {
  font-family: var(--font-display);
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.35;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 300;
}

.ds-caption {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.55;
  font-weight: 300;
}

.ds-button {
  min-height: var(--button-height);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: var(--button-padding-x);
  border: 1px solid var(--border-muted);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition:
    background-color var(--motion-duration-fast) var(--motion-ease),
    border-color var(--motion-duration-fast) var(--motion-ease),
    color var(--motion-duration-fast) var(--motion-ease);
}

.ds-button:hover {
  border-color: var(--text-primary);
  background: var(--text-primary);
  color: var(--bg-primary);
}

.site-nav {
  background: rgba(3, 3, 3, 0.92);
  border-bottom: 1px solid var(--border-subtle);
}

.site-nav a {
  color: var(--text-primary);
  transition: color var(--motion-duration-fast) var(--motion-ease);
}

.site-nav a:hover {
  color: var(--text-muted);
}

.site-footer {
  padding-block: var(--space-6);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.site-footer-text {
  color: var(--text-faint);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.ds-media {
  overflow: hidden;
  border-radius: var(--radius-media);
  background: var(--bg-tertiary);
}

.ds-rule {
  border-color: var(--border-subtle);
}

.ds-section {
  padding-block: var(--space-8);
  background: var(--bg-primary);
}

.ds-section-muted {
  background: var(--bg-secondary);
}

.ds-section-tight {
  padding-block: var(--space-7);
}

.ds-section-header {
  margin-bottom: var(--space-7);
}

.statement-section .content-container,
.statement-section .ds-container {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--space-3);
}

.statement-section .statement-heading {
  grid-column: span 5;
}

.statement-section .statement-body {
  grid-column: 7 / span 6;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.8;
}

.grid-section .section-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(var(--space-5), 5vw, var(--space-8));
  border: 0;
  background: transparent;
}

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

.ds-card {
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: var(--radius-none);
  transition: color var(--motion-duration-base) var(--motion-ease);
}

.ds-card:hover {
  background: transparent;
}

.ds-card-title {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: 20px;
  line-height: 1.12;
  letter-spacing: 0.045em;
  text-transform: uppercase;
  font-weight: 300;
}

.ds-card-text {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.72;
  font-weight: 300;
}

.image-story-section {
  background: var(--bg-primary);
}

.data-section {
  background: var(--bg-secondary);
}

.project-system {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(var(--space-6), 6vw, var(--space-8));
  border: 0;
  background: transparent;
}

.project-system .project-card {
  max-width: none;
  background: transparent;
  padding: 0;
}

.project-system .project-card img {
  aspect-ratio: 16 / 10;
  height: auto;
  border-radius: var(--radius-media);
  filter: saturate(0.9) brightness(0.86);
}

.project-system .project-info {
  padding-top: var(--space-3);
}

.project-system .project-info h4 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 46px);
  line-height: 1.02;
  letter-spacing: 0.045em;
  text-transform: uppercase;
  font-weight: 300;
}

.project-system .project-info p {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.45;
}

.project-number {
  display: block;
  margin-bottom: var(--space-3);
}

.project-meta {
  display: block;
  margin-top: var(--space-3);
  padding-top: 0;
  border-top: 0;
}

.system-step {
  min-height: 0;
  background: transparent;
  padding: 0;
}

.system-step img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-media);
  filter: saturate(0.86) contrast(1.02) brightness(0.84);
}

.system-step h4 {
  margin-top: var(--space-3);
}

.scale-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(var(--space-5), 6vw, var(--space-8));
  border: 0;
  background: transparent;
}

.scale-item {
  min-height: 0;
  padding: 0;
  background: transparent;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.scale-value {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: clamp(48px, 5vw, 82px);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-weight: 300;
}

.scale-number {
  display: inline-block;
}

.scale-unit {
  display: inline-block;
  margin-left: var(--space-2);
  font-size: 0.34em;
  letter-spacing: 0.14em;
  vertical-align: baseline;
}

.scale-label {
  margin-top: var(--space-3);
}

.partners-section {
  margin-top: var(--space-8);
}

.image-treatment-monumental,
.image-treatment-process,
.image-treatment-detail {
  filter: saturate(0.86) contrast(1.04) brightness(0.86);
}

.image-ratio-wide {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.image-ratio-standard {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.image-ratio-square {
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.ds-reveal {
  opacity: 0;
  transform: translateY(var(--motion-translate-reveal));
  transition:
    opacity var(--motion-duration-reveal) var(--motion-ease),
    transform var(--motion-duration-reveal) var(--motion-ease);
}

.ds-reveal.visible,
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-emphasis {
  color: var(--text-primary) !important;
}

@media (max-width: 1024px) {
  .ds-container {
    width: min(100% - (var(--gutter-tablet) * 2), var(--container-max));
  }
}

@media (max-width: 1100px) {
  .grid-section .section-grid,
  .grid-section .section-grid-two,
  .project-system,
  .scale-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .ds-container {
    width: min(100% - (var(--gutter-mobile) * 2), var(--container-max));
  }

  .ds-grid-12 {
    grid-template-columns: 1fr;
  }

  .ds-section,
  .ds-section-tight {
    padding-block: var(--space-7);
  }

  .statement-section .content-container,
  .statement-section .ds-container,
  .grid-section .section-grid,
  .grid-section .section-grid-two,
  .project-system,
  .scale-grid {
    grid-template-columns: 1fr;
  }

  .statement-section .statement-heading,
  .statement-section .statement-body {
    grid-column: auto;
  }

  .statement-section .statement-body {
    margin-top: var(--space-5);
  }

  .project-meta {
    grid-template-columns: 1fr;
  }
}