/* ============================================================
   Home — page-specific styles.
   Header, footer, button, card, layout primitives all live in
   components.css / base.css. This file owns *only* the Home
   sections: hero, services, sectors, why-us, projects, insights,
   CTA band. No new tokens.
   ============================================================ */

/* ---------- Reveal (used across sections) ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity   var(--dur-reveal) var(--ease-out),
    transform var(--dur-reveal) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
[data-reveal][data-revealed] {
  opacity: 1;
  transform: none;
}

/* Per-section heading rhythm */
.section-head {
  display: grid;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  max-width: 64rem;
}
.section-head__title {
  font-size: var(--fs-h1);
  letter-spacing: var(--tr-tight);
  text-wrap: balance;
}
.section-head__lead {
  font-size: var(--fs-body-lg);
  color: var(--fg-muted);
  line-height: var(--lh-relaxed);
  max-width: 60ch;
}
@media (min-width: 1024px) {
  .section-head {
    grid-template-columns: 1fr 1fr;
    align-items: end;
    gap: var(--space-xl);
  }
}

/* ============================================================
   1) HERO
   ============================================================ */

.hero {
  position: relative;
  padding-block: clamp(4rem, 8vw, 7rem) clamp(3rem, 6vw, 5rem);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  gap: var(--space-2xl);
  align-items: end;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--space-3xl);
  }
}

.hero__copy {
  position: relative;
  z-index: 2;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: var(--fw-display);
  line-height: 0.98;
  letter-spacing: var(--tr-tight);
  font-variation-settings: "SOFT" 30, "opsz" 144;
  text-wrap: balance;
  margin-top: var(--space-md);
}

.hero__title em {
  font-style: italic;
  font-weight: var(--fw-semibold);
  color: var(--accent-hover);
  font-variation-settings: "SOFT" 80, "opsz" 144;
}

.hero__lead {
  margin-top: var(--space-lg);
  font-size: clamp(1.0625rem, 0.9rem + 0.5vw, 1.25rem);
  color: var(--fg-muted);
  line-height: var(--lh-relaxed);
  max-width: 56ch;
}

.hero__ctas {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Hero visual — image card stack with caption pill. */
.hero__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bone);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 1200ms var(--ease-out);
}

.hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 11, 0) 50%,
    rgba(10, 10, 11, 0.45) 100%
  );
  pointer-events: none;
}

[data-revealed] .hero__visual img { transform: scale(1); }

.hero__caption {
  position: absolute;
  left: var(--space-md);
  right: var(--space-md);
  bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: color-mix(in oklab, var(--color-mist) 90%, transparent);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-pill);
  border: 1px solid var(--surface-line);
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: var(--tr-loose);
  text-transform: uppercase;
  color: var(--fg);
  z-index: 2;
}
.hero__caption strong { color: var(--accent-hover); font-weight: var(--fw-bold); }

/* Hero key stats strip — sits across the full hero footprint. */
.hero__stats {
  margin-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid var(--surface-line);
  padding-top: var(--space-xl);
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .hero__stats { grid-template-columns: repeat(4, 1fr); }
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}
.hero__stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.4rem + 2vw, 3rem);
  font-weight: var(--fw-display);
  letter-spacing: var(--tr-tight);
  color: var(--fg);
  font-variation-settings: "SOFT" 30, "opsz" 144;
  line-height: 1;
}
.hero__stat-label {
  font-family: var(--font-sans);
  font-size: var(--fs-small);
  color: var(--fg-muted);
  line-height: var(--lh-normal);
  max-width: 22ch;
}

/* ============================================================
   2) SERVICES OVERVIEW
   ============================================================ */

.services {
  background: var(--bg-elevated);
  border-block: 1px solid var(--surface-line);
}

.services__grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .services__grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-xl) var(--space-lg);
  background: var(--color-mist);
  border: 1px solid var(--surface-line);
  border-radius: var(--radius-lg);
  min-height: 18rem;
  transition:
    border-color var(--dur-base) var(--ease-out),
    background    var(--dur-base) var(--ease-out),
    transform     var(--dur-base) var(--ease-out);
}

.service-card:hover {
  border-color: var(--surface-line-strong);
  background: var(--color-mist);
  transform: translateY(-3px);
}

.service-card__num {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tr-loose);
  color: var(--accent);
}

.service-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: color-mix(in oklab, var(--color-dune) 28%, transparent);
  color: var(--color-ember);
  margin-bottom: var(--space-sm);
}
.service-card__icon svg { width: 1.5rem; height: 1.5rem; }

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  letter-spacing: var(--tr-tight);
  font-variation-settings: "SOFT" 50, "opsz" 144;
  text-wrap: balance;
}

.service-card__desc {
  color: var(--fg-muted);
  line-height: var(--lh-relaxed);
  max-width: 36ch;
  flex: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-sans);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.02em;
  color: var(--fg);
  margin-top: auto;
  padding-top: var(--space-md);
}
.service-card__link::after {
  content: "→";
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease-out);
}
.service-card:hover .service-card__link::after {
  transform: translateX(4px);
}
.service-card:hover .service-card__link { color: var(--accent-hover); }

/* ============================================================
   3) SECTORS STRIP
   ============================================================ */

.sectors {
  background: var(--color-obsidian);
  color: var(--fg-on-dark);
  padding-block: var(--section-y);
}

.sectors h2,
.sectors p { color: var(--fg-on-dark); }

.sectors__head {
  display: grid;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}
@media (min-width: 1024px) {
  .sectors__head {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: var(--space-xl);
  }
}

.sectors__title {
  font-size: var(--fs-h2);
  color: var(--fg-on-dark);
  text-wrap: balance;
}
.sectors__title em {
  color: var(--color-dune);
  font-style: italic;
  font-variation-settings: "SOFT" 80, "opsz" 144;
}
.sectors__lead {
  color: var(--fg-on-dark-muted);
  max-width: 50ch;
}

.sectors__grid {
  display: grid;
  gap: 1px;
  background: var(--surface-line-on-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--surface-line-on-dark);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .sectors__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .sectors__grid { grid-template-columns: repeat(3, 1fr); }
}

.sector {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-xl) var(--space-lg);
  background: var(--color-slate);
  min-height: 14rem;
  transition: background var(--dur-base) var(--ease-out);
}

.sector:hover {
  background: var(--color-graphite);
}

.sector__icon {
  width: 2rem;
  height: 2rem;
  color: var(--color-dune);
}
.sector__icon svg { width: 100%; height: 100%; }

.sector__name {
  font-family: var(--font-display);
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tr-tight);
  line-height: var(--lh-snug);
  color: var(--fg-on-dark);
  font-variation-settings: "SOFT" 50, "opsz" 144;
}

.sector__desc {
  color: var(--fg-on-dark-muted);
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  max-width: 32ch;
  margin-top: auto;
}

/* ============================================================
   4) WHY-US / DIFFERENTIATORS
   ============================================================ */

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

.why__inner {
  display: grid;
  gap: var(--space-2xl);
}

@media (min-width: 1024px) {
  .why__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: var(--space-3xl);
    align-items: start;
  }
}

.why__intro h2 {
  font-size: var(--fs-h1);
  letter-spacing: var(--tr-tight);
}
.why__intro h2 em {
  font-style: italic;
  color: var(--accent-hover);
  font-variation-settings: "SOFT" 80, "opsz" 144;
}
.why__intro p {
  margin-top: var(--space-md);
  color: var(--fg-muted);
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  max-width: 44ch;
}
.why__intro .btn {
  margin-top: var(--space-lg);
}

.why__list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--surface-line);
}

.why-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md) var(--space-lg);
  align-items: start;
  padding-block: var(--space-lg);
  border-bottom: 1px solid var(--surface-line);
}

.why-item__num {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: var(--tr-loose);
  color: var(--accent);
  padding-top: 0.4rem;
}

.why-item__body h3 {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 1.05rem + 1.2vw, 1.75rem);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  letter-spacing: var(--tr-tight);
  font-variation-settings: "SOFT" 50, "opsz" 144;
  text-wrap: balance;
}

.why-item__body p {
  margin-top: var(--space-2xs);
  color: var(--fg-muted);
  line-height: var(--lh-relaxed);
  max-width: 56ch;
}

/* ============================================================
   5) FEATURED PROJECTS
   ============================================================ */

.projects {
  background: var(--color-bone);
  padding-block: var(--section-y);
}

.projects__grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .projects__grid {
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-lg);
  }
  /* Editorial layout: featured spans 4 cols, two stacked spans 2 cols. */
  .projects__grid > .project-card:nth-child(1) {
    grid-column: span 4;
    grid-row: span 2;
  }
  .projects__grid > .project-card:nth-child(2),
  .projects__grid > .project-card:nth-child(3) {
    grid-column: span 2;
  }
}

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-mist);
  border: 1px solid var(--surface-line);
  text-decoration: none;
  color: inherit;
  transition:
    transform   var(--dur-base) var(--ease-out),
    box-shadow  var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out);
  isolation: isolate;
  min-height: 18rem;
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--surface-line-strong);
}

.project-card__media {
  position: absolute;
  inset: 0;
  background: var(--color-graphite);
  z-index: -1;
}
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}
.project-card:hover .project-card__media img { transform: scale(1.05); }

.project-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 11, 0) 35%,
    rgba(10, 10, 11, 0.78) 100%
  );
}

.project-card__body {
  margin-top: auto;
  padding: var(--space-lg);
  color: var(--color-ivory);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  z-index: 1;
}

.project-card__eyebrow {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--color-sand);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 0.95rem + 1.1vw, 1.625rem);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  letter-spacing: var(--tr-tight);
  font-variation-settings: "SOFT" 50, "opsz" 144;
  color: var(--color-ivory);
  text-wrap: balance;
}

.project-card__meta {
  margin-top: var(--space-2xs);
  display: flex;
  gap: var(--space-md);
  font-size: var(--fs-caption);
  letter-spacing: var(--tr-loose);
  color: var(--fg-on-dark-muted);
  text-transform: uppercase;
}

.project-card--featured .project-card__title {
  font-size: clamp(1.625rem, 1.15rem + 2.1vw, 2.5rem);
}

/* ============================================================
   6) INSIGHTS TEASER
   ============================================================ */

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

.insights__grid {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .insights__grid { grid-template-columns: repeat(3, 1fr); }
}

.insight {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--surface-line-strong);
}

.insight__meta {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
}

.insight__tag {
  color: var(--accent-hover);
  font-weight: var(--fw-semibold);
}
.insight__date { color: var(--fg-muted); }

.insight__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1rem + 0.9vw, 1.5rem);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-snug);
  letter-spacing: var(--tr-tight);
  font-variation-settings: "SOFT" 50, "opsz" 144;
  text-wrap: balance;
  color: var(--fg);
}

.insight__title a {
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size var(--dur-base) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.insight__title a:hover {
  background-size: 100% 1px;
  color: var(--accent-hover);
}

.insight__excerpt {
  color: var(--fg-muted);
  line-height: var(--lh-relaxed);
  font-size: var(--fs-body);
  max-width: 42ch;
}

/* ============================================================
   7) CTA BAND
   ============================================================ */

.cta-band {
  background: var(--color-obsidian);
  color: var(--fg-on-dark);
  padding-block: clamp(4rem, 8vw, 7rem);
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto auto;
  width: 36rem;
  height: 36rem;
  background: radial-gradient(
    circle at center,
    color-mix(in oklab, var(--color-dune) 35%, transparent) 0%,
    transparent 60%
  );
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.cta-band__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .cta-band__inner {
    grid-template-columns: 1.4fr auto;
    gap: var(--space-3xl);
  }
}

.cta-band__title {
  font-size: var(--fs-h1);
  font-weight: var(--fw-bold);
  letter-spacing: var(--tr-tight);
  color: var(--fg-on-dark);
  text-wrap: balance;
}
.cta-band__title em {
  font-style: italic;
  color: var(--color-dune);
  font-variation-settings: "SOFT" 80, "opsz" 144;
}

.cta-band__lead {
  margin-top: var(--space-md);
  color: var(--fg-on-dark-muted);
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  max-width: 56ch;
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ============================================================
   Footer adjustment when it follows a dark CTA band:
   the .site-footer keeps its top margin in components.css; on
   Home we sit the footer flush against the dark CTA band.
   ============================================================ */

.cta-band + .site-footer { margin-top: 0; }