/* Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V5
 * genre: editorial · macrostructure: Photographic · theme: Dova field journal
 * enrichment: E8 supplied project photography · nav: N9 · footer: Ft1
 * audience: Nigerian property owners and project decision-makers
 * use: inspect credible work, then start a project · tone: assured editorial
 * contrast: pass (40–41) · nav/footer/hero: pass (42–45)
 * honest/chrome/tokens: pass (46–48) · mobile: pass (34, 49–57)
 */

html,
body {
  overflow-x: clip;
}

html {
  background: var(--color-paper);
}

body {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
}

body:has(.page:not(.active)),
.page {
  background: var(--color-paper);
}

h1,
h2,
h3,
.font-display {
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 300;
  letter-spacing: -0.035em;
  text-transform: none;
}

img {
  background: var(--color-paper-2);
}

.container {
  width: min(100%, var(--page-max));
  padding-inline: var(--page-gutter);
}

.site-header {
  height: 5rem;
  border-bottom: var(--rule-hair) solid var(--color-rule);
  background: color-mix(in oklch, var(--color-paper) 94%, transparent);
  color: var(--color-ink);
  backdrop-filter: blur(0.8rem);
}

.nav-shell {
  gap: var(--space-md);
}

.brand-mark {
  min-width: 0;
  gap: var(--space-sm);
}

.brand-mark img {
  width: 7.25rem;
}

.brand-caption {
  border-color: var(--color-rule);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
}

.nav-links {
  display: none;
}

.nav-actions .button {
  display: inline-flex;
}

.menu-trigger {
  display: grid;
  min-width: 2.75rem;
  min-height: 2.75rem;
  place-items: center;
  color: var(--color-ink);
}

.nav-actions {
  flex-direction: row-reverse;
}

.mobile-menu {
  inset: 5rem 0 0;
  gap: var(--space-sm);
  background: var(--color-paper);
  color: var(--color-ink);
}

.mobile-menu a {
  width: fit-content;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 9vw, 4.75rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.button,
.field-link {
  min-height: 2.75rem;
  border-radius: var(--radius-input);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1;
  text-transform: none;
  white-space: nowrap;
  transition: transform var(--dur-short) var(--ease-out),
    background-color var(--dur-short) var(--ease-out),
    color var(--dur-short) var(--ease-out);
}

.button.cream,
.button.green,
.button.clay {
  background: var(--color-ink);
  color: var(--color-paper);
}

.button.outline {
  border-color: var(--color-rule-dark);
  background: transparent;
  color: var(--color-paper);
}

.field-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  width: fit-content;
  min-height: 2.75rem;
  padding: 0;
  border: 0;
  border-bottom: var(--rule-hair) solid currentColor;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

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

.button:active,
.field-link:active,
.menu-trigger:active,
.filter:active {
  transform: translateY(1px);
}

.button:disabled,
.button[aria-disabled="true"],
.field-link:disabled,
.filter:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.button[aria-busy="true"]::before,
.field-link[aria-busy="true"]::before {
  content: "";
  width: 0.75rem;
  height: 0.75rem;
  border: var(--rule-hair) solid currentColor;
  border-inline-end-color: transparent;
  border-radius: var(--radius-pill);
  animation: field-spin 0.8s linear infinite;
}

.button[data-state="error"],
.field-link[data-state="error"] {
  color: var(--color-error);
}

.button[data-state="success"],
.field-link[data-state="success"] {
  color: var(--color-success);
}

@keyframes field-spin {
  to { transform: rotate(1turn); }
}

:focus-visible {
  outline: 0.1875rem solid var(--color-focus);
  outline-offset: 0.1875rem;
}

.site-header :focus-visible,
.mobile-menu :focus-visible,
.section.dark :focus-visible,
.section.green :focus-visible,
.cta-band :focus-visible {
  outline-color: var(--color-paper-3);
}

.page.active {
  animation: none;
}

.hero.field-hero {
  min-height: clamp(38rem, 82dvh, 55rem);
  padding-top: 5rem;
  align-items: end;
  background: var(--color-ink);
  color: var(--color-paper);
  isolation: isolate;
}

.field-hero::before {
  display: none;
}

.field-hero .hero-media {
  inset: 5rem 0 0;
  border: 0;
}

.field-hero .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  filter: saturate(0.72) contrast(1.04);
  animation: image-settle var(--dur-long) var(--ease-out) both;
}

.field-hero .hero-media::after {
  background: linear-gradient(
    to top,
    color-mix(in oklch, var(--color-ink) 88%, transparent),
    color-mix(in oklch, var(--color-ink) 20%, transparent) 58%,
    transparent
  );
}

.field-hero .hero-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-lg);
  padding: var(--space-lg) var(--page-gutter) var(--space-xl);
}

.field-hero .hero-copy {
  max-width: 42rem;
}

.plate-note,
.section-end,
.meta-label,
.tag,
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: none;
}

.plate-note,
.service-index {
  font-family: var(--font-outlier);
}

.field-hero h1 {
  max-width: 15ch;
  margin: var(--space-sm) 0 0;
  color: var(--color-paper);
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  line-height: 0.98;
  text-wrap: balance;
}

.field-hero .hero-lede {
  max-width: 33rem;
  margin-top: var(--space-md);
  color: var(--color-paper-2);
  font-size: var(--text-base);
  line-height: 1.55;
}

.field-hero .hero-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-md);
  max-width: none;
  margin: 0;
  padding-top: var(--space-sm);
  border-top: var(--rule-hair) solid var(--color-rule-dark);
}

.field-hero .field-link {
  grid-column: 1 / -1;
}

.meta-label {
  color: var(--color-paper-3);
}

.meta-value {
  font-size: var(--text-sm);
}

@keyframes image-settle {
  from { opacity: 0; transform: scale(1.015); }
  to { opacity: 1; transform: scale(1); }
}

.section {
  padding-block: var(--section);
}

.section.cream,
.section.sand {
  background: var(--color-paper);
  color: var(--color-ink);
}

.section.sand {
  background: var(--color-paper-2);
}

.section.dark,
.section.green {
  background: var(--color-ink);
  color: var(--color-paper);
}

.section.green {
  background: var(--color-ink-2);
}

.eyebrow {
  display: block;
  color: inherit;
}

.eyebrow::before {
  display: none;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(16rem, 0.55fr);
  gap: var(--space-2xl);
  align-items: end;
  margin-bottom: var(--space-2xl);
}

.section-head h2,
.page-intro h1 {
  max-width: 14ch;
  margin-top: var(--space-sm);
  font-size: var(--text-display-s);
  line-height: 0.98;
}

.section-head p {
  color: var(--color-paper-3);
  font-size: var(--text-base);
  line-height: 1.6;
}

.cream .section-head p,
.sand .section-head p {
  color: var(--color-muted);
}

.practice-note {
  padding-block-end: var(--space-lg);
}

.manifesto {
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr);
  gap: var(--space-2xl);
  align-items: end;
}

.manifesto h2 {
  max-width: 13ch;
  font-size: var(--text-display);
  line-height: 0.96;
}

.manifesto-copy {
  padding: 0;
  border: 0;
}

.manifesto-copy p {
  color: var(--color-muted);
  font-size: var(--text-md);
  line-height: 1.55;
}

.manifesto-copy .field-link {
  margin-top: var(--space-lg);
}

.section-end {
  margin-top: var(--space-3xl);
  padding-top: var(--space-sm);
  border-top: var(--rule-hair) solid var(--color-rule);
  color: var(--color-muted);
}

.services-grid {
  display: block;
  border-top: var(--rule-hair) solid var(--color-rule-dark);
  border-inline: 0;
  border-bottom: 0;
  background: transparent;
}

.service-card {
  display: grid;
  grid-template-columns: minmax(4rem, 0.2fr) minmax(0, 1.8fr);
  min-height: 0;
  padding: var(--space-lg) 0;
  border-bottom: var(--rule-hair) solid var(--color-rule-dark);
  background: transparent;
}

.service-card h3 {
  margin: 0;
  padding: 0;
  color: var(--color-paper);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1.05;
}

.service-card p {
  max-width: 48rem;
  color: var(--color-paper-3);
  font-size: var(--text-sm);
}

.service-index {
  color: var(--color-accent);
  font-size: var(--text-sm);
}

.project-lead {
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.45fr);
  gap: var(--space-xs);
}

.project-feature,
.project-side-card,
.project-card {
  border-radius: var(--radius-card);
}

.project-feature {
  min-height: min(72dvh, 48rem);
}

.project-side {
  gap: var(--space-xs);
}

.project-side-card {
  min-height: 16rem;
}

.project-feature img,
.project-side-card img,
.project-card img {
  filter: saturate(0.78);
}

.project-feature::after,
.project-side-card::after,
.project-card::after {
  background: linear-gradient(to top, color-mix(in oklch, var(--color-ink) 84%, transparent), transparent);
}

.project-feature-caption h3,
.project-side-card h3,
.project-card-copy h3 {
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1.02;
  text-transform: none;
}

.tag {
  border: 0;
  padding: 0;
  color: var(--color-paper-2);
}

.proof-grid {
  border-color: var(--color-rule-dark);
}

.proof {
  border-color: var(--color-rule-dark);
}

.proof strong {
  color: var(--color-paper);
  font-size: var(--text-xl);
}

.proof span {
  color: var(--color-paper-3);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  text-transform: none;
}

.process-layout {
  grid-template-columns: minmax(16rem, 0.6fr) minmax(0, 1.4fr);
  gap: var(--space-3xl);
}

.process-intro {
  position: sticky;
  top: 8rem;
  align-self: start;
}

.process-intro h2,
.contact-copy h2,
.about-copy h2 {
  font-size: var(--text-display-s);
  line-height: 0.98;
}

.process-row {
  grid-template-columns: 3rem minmax(0, 1fr) 2rem;
  padding-block: var(--space-lg);
  border-color: var(--color-rule);
}

.process-number,
.process-arrow {
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.process-row h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 300;
}

.cta-band {
  padding-block: var(--space-3xl);
  border-top: var(--rule-hair) solid var(--color-rule-dark);
  background: var(--color-ink);
  color: var(--color-paper);
}

.cta-band::before {
  display: none;
}

.cta-band h2 {
  max-width: 12ch;
  font-size: var(--text-display-s);
  line-height: 0.95;
}

.cta-band .button {
  border: 0;
  border-bottom: var(--rule-hair) solid currentColor;
  background: transparent;
  color: var(--color-paper);
}

.site-footer {
  padding: var(--space-2xl) 0 var(--space-lg);
  border-color: var(--color-rule-dark);
  background: var(--color-ink);
  color: var(--color-paper);
}

.footer-top {
  grid-template-columns: minmax(0, 1.7fr) minmax(10rem, 0.3fr) minmax(11rem, 0.4fr);
  gap: var(--space-xl);
}

.footer-heading,
.footer-bottom,
.footer-links a {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
  text-transform: none;
}

.footer-links a {
  width: fit-content;
  color: var(--color-paper-2);
  white-space: nowrap;
}

.page-intro {
  padding: clamp(9rem, 18vw, 15rem) 0 var(--space-2xl);
  border-color: var(--color-rule);
  background: var(--color-paper);
  color: var(--color-ink);
}

.page-intro p,
.process-detail .page-intro p {
  color: var(--color-muted);
}

.about-layout,
.contact-layout,
.why-card,
.service-detail {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.about-image,
.service-detail,
.why-card,
.contact-form,
.principle,
.detailed-step {
  border-radius: var(--radius-card);
}

.principles,
.detailed-steps {
  background: transparent;
  border-top: var(--rule-hair) solid var(--color-rule);
  border-inline: 0;
  border-bottom: 0;
}

.principle,
.detailed-step {
  border-bottom: var(--rule-hair) solid var(--color-rule);
  background: transparent;
}

.service-detail-grid,
.why-grid {
  gap: var(--space-xs);
}

.service-detail,
.why-card {
  border-color: var(--color-rule-dark);
}

.projects-grid {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-xs);
}

.project-card {
  grid-column: span 4;
  min-height: 30rem;
}

.project-card:nth-child(5n + 1),
.project-card:nth-child(5n + 4) {
  grid-column: span 8;
  min-height: 38rem;
}

.filters {
  gap: 0;
  border-bottom: var(--rule-hair) solid var(--color-rule-dark);
}

.filter {
  min-height: 2.75rem;
  border: 0;
  border-bottom: 0.125rem solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--color-paper-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
  text-transform: none;
  white-space: nowrap;
}

.filter.active {
  border-bottom-color: var(--color-accent);
  background: transparent;
  color: var(--color-paper);
}

.contact-form {
  padding: var(--space-xl);
  background: var(--color-paper);
  color: var(--color-ink);
}

.form-heading h2 {
  font-size: var(--text-2xl);
}

.field {
  gap: var(--space-2xs);
}

.field label,
.form-heading p {
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  text-transform: none;
}

.field input,
.field select,
.field textarea {
  min-height: 2.75rem;
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-input);
  outline: 0.125rem solid transparent;
  outline-offset: var(--rule-hair);
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  transition: background-color var(--dur-short) var(--ease-out);
}

.field textarea {
  min-height: 8rem;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-width: var(--rule-hair);
  border-color: var(--color-ink-2);
  outline: 0.125rem solid var(--color-focus);
  outline-offset: var(--rule-hair);
}

.field input:disabled,
.field select:disabled,
.field textarea:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: var(--color-error);
  background: color-mix(in oklch, var(--color-paper) 96%, var(--color-error));
}

.field input[data-state="success"],
.field select[data-state="success"],
.field textarea[data-state="success"] {
  border-color: var(--color-success);
}

.form-status.success {
  color: var(--color-success);
}

.form-status.error {
  color: var(--color-error);
}

@media (hover: hover) and (pointer: fine) {
  .button:hover,
  .field-link:hover,
  .menu-trigger:hover,
  .filter:hover {
    transform: translateY(-1px);
  }

  .field input:hover,
  .field select:hover,
  .field textarea:hover {
    background: var(--color-paper-2);
  }

  .project-feature:hover img,
  .project-side-card:hover img,
  .project-card:hover img {
    transform: scale(1.018);
  }
}

@media (min-width: 60rem) {
  .field-hero .hero-content {
    grid-template-columns: minmax(0, 1.45fr) minmax(20rem, 0.55fr);
    align-items: end;
  }

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

  .field-hero .field-link {
    justify-self: end;
  }
}

@media (max-width: 59.99rem) {
  .manifesto,
  .process-layout,
  .contact-layout,
  .section-head,
  .footer-top {
    grid-template-columns: minmax(0, 1fr);
  }

  .process-intro {
    position: static;
  }

  .project-card,
  .project-card:nth-child(5n + 1),
  .project-card:nth-child(5n + 4) {
    grid-column: span 6;
    min-height: 28rem;
  }
}

@media (max-width: 43.75rem) {
  .site-header {
    height: 4.5rem;
  }

  .mobile-menu {
    inset-block-start: 4.5rem;
  }

  .brand-mark img {
    width: 6rem;
  }

  .nav-actions .button {
    display: none;
  }

  .hero.field-hero {
    min-height: clamp(36rem, 82dvh, 48rem);
    padding-top: 4.5rem;
  }

  .field-hero .hero-media {
    inset-block-start: 4.5rem;
    opacity: 1;
  }

  .field-hero .hero-media::after {
    background: linear-gradient(to top, color-mix(in oklch, var(--color-ink) 92%, transparent), color-mix(in oklch, var(--color-ink) 22%, transparent));
  }

  .field-hero .hero-content {
    padding-block: var(--space-lg) var(--space-xl);
  }

  .field-hero h1 {
    font-size: clamp(2.25rem, 11vw, 3.5rem);
  }

  .field-hero .hero-meta {
    grid-template-columns: minmax(0, 1fr);
  }

  .project-lead,
  .project-side,
  .service-detail,
  .why-card,
  .about-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .project-feature {
    min-height: 30rem;
  }

  .project-side-card {
    min-height: 22rem;
  }

  .service-card {
    grid-template-columns: 2.5rem minmax(0, 1fr);
    gap: var(--space-sm);
  }

  .service-card h3 {
    font-size: var(--text-xl);
  }

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

  .proof {
    min-width: 0;
  }

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

  .project-card,
  .project-card:nth-child(5n + 1),
  .project-card:nth-child(5n + 4) {
    grid-column: auto;
    min-height: 27rem;
  }

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

  .filter {
    width: 100%;
  }

  .cta-band .container {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-form {
    padding: var(--space-md);
  }

  .form-actions .button {
    width: 100%;
  }
}

@media (pointer: coarse) {
  .button,
  .field-link,
  .menu-trigger,
  .filter,
  .footer-links a {
    min-height: 3rem;
  }
}

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

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