/* ==========================================================================
   AETHER DESIGN SYSTEM — SECTION STYLES
   Source: docs/03-ESTRUTURA-E-COPY.md & docs/04-DESIGN-SYSTEM-OFICIAL.md
   ========================================================================== */

/* --------------------------------------------------------------------------
   HERO SECTION (#hero) — Full-Bleed Video Background & Overlaid Content
   -------------------------------------------------------------------------- */
#hero {
  position: relative;
  width: 100%;
  min-height: 100svh;
  min-height: 100dvh;
  height: auto;
  display: flex;
  flex-direction: column;
  isolation: isolate;
  background-color: #060B14;
  overflow: hidden;
}

.section-hero {
  padding-top: clamp(80px, 11vh, 105px);
  padding-bottom: clamp(24px, 4vh, 48px);
}

/* Background Video Container & Video Element */
.hero-video-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% center;
  pointer-events: none;
  display: block;
}

/* Object-position by breakpoint: preserve the model's face and horizontal beams */
@media (min-width: 1440px) {
  .hero-video {
    object-position: 55% center;
  }
}

@media (max-width: 1200px) {
  .hero-video {
    object-position: 65% center;
  }
}

@media (max-width: 900px) {
  .hero-video {
    object-position: 72% 38%;
  }
}

@media (max-width: 640px) {
  .hero-video {
    object-position: 80% 30%;
  }
}

@media (max-width: 480px) {
  .hero-video {
    object-position: 82% 28%;
  }
}

/* Gradient Overlay: Deep bluish-black on the left fading to transparent on the right */
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    rgba(6, 11, 20, 0.94) 0%,
    rgba(6, 11, 20, 0.88) 28%,
    rgba(6, 11, 20, 0.62) 50%,
    rgba(6, 11, 20, 0.20) 70%,
    rgba(6, 11, 20, 0.0) 92%
  );
}

/* On mobile/portrait, reinforce gradient to ensure text readability without obscuring the model */
@media (max-width: 768px) {
  .section-hero {
    padding-top: clamp(76px, 12vh, 92px);
    padding-bottom: clamp(20px, 3.5vh, 32px);
  }

  .hero-overlay {
    background: 
      linear-gradient(
        180deg,
        rgba(6, 11, 20, 0.30) 0%,
        rgba(6, 11, 20, 0.65) 30%,
        rgba(6, 11, 20, 0.88) 60%,
        rgba(6, 11, 20, 0.96) 100%
      ),
      linear-gradient(
        90deg,
        rgba(6, 11, 20, 0.92) 0%,
        rgba(6, 11, 20, 0.55) 60%,
        rgba(6, 11, 20, 0.12) 100%
      );
  }
}

/* Foreground Container & Content Alignment */
.hero-container {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
  width: 100%;
  padding-top: 0;
  padding-bottom: 0;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 1 1 auto;
  height: 100%;
  max-width: 680px;
  width: 100%;
  animation: heroSlideInLeft 0.85s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  will-change: transform, opacity;
}

@media (min-width: 1440px) {
  .hero-content {
    max-width: 780px;
  }
}

@media (max-width: 1024px) {
  .hero-content {
    max-width: 600px;
  }
}

@media (max-width: 768px) {
  .hero-content {
    max-width: 100%;
  }
}

.hero-main-copy {
  display: contents;
}

.hero-header-block {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1.4vh, 16px);
}

/* Typography */
.hero-eyebrow {
  color: var(--color-sky-gray);
  opacity: 1;
  font-family: var(--font-body);
  font-size: var(--text-code-meta);
  letter-spacing: var(--tracking-meta-wide);
  text-transform: uppercase;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: 0;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, min(4.2vw, 7.8vh), 4.75rem);
  line-height: 1.02;
  text-transform: uppercase;
  color: var(--color-off-white);
  letter-spacing: var(--tracking-tighter);
  margin: 0;
  max-width: 100%;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.45);
}

.hero-headline .hero-line {
  display: block;
  white-space: nowrap;
}

.hero-headline br {
  display: none;
}

@media (max-width: 1024px) {
  .hero-headline {
    font-size: clamp(1.8rem, 4.6vw, 3.2rem);
  }
}

@media (max-width: 768px) {
  .hero-headline {
    font-size: clamp(1.6rem, 5.6vw, 2.6rem);
  }
}

@media (max-width: 480px) {
  .hero-headline {
    font-size: clamp(1.35rem, 6.4vw, 1.85rem);
    line-height: 1.08;
  }
}

.hero-description {
  font-family: var(--font-body);
  font-size: clamp(1rem, min(1.2vw, 2.4vh), 1.3rem);
  line-height: 1.5;
  color: var(--color-off-white);
  opacity: 0.92;
  margin: 0;
  max-width: 48ch;
  overflow-wrap: break-word;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.5);
}

@media (max-width: 480px) {
  .hero-description {
    font-size: clamp(0.9rem, 3.8vw, 1.05rem);
  }
}

/* Hero Action CTAs */
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin: 0;
}

/* Primary Button: Off-white background, dark text, sharp corners, generous spacing */
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 48px;
  min-width: 44px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: var(--text-ui-action);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-none);
  border: 1px solid var(--color-off-white);
  background-color: var(--color-off-white);
  color: var(--color-deep-black);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: 0.3s ease all;
}

.btn-hero-primary::before {
  transition: 0.5s all ease;
  position: absolute;
  top: 0;
  left: 50%;
  right: 50%;
  bottom: 0;
  opacity: 0;
  content: "";
  background-color: var(--color-aether-blue);
  z-index: -1;
}

.btn-hero-primary:hover,
.btn-hero-primary:focus {
  color: #ffffff;
  border-color: var(--color-aether-blue);
}

.btn-hero-primary:hover::before,
.btn-hero-primary:focus::before {
  transition: 0.5s all ease;
  left: 0;
  right: 0;
  opacity: 1;
}

.btn-hero-primary:active {
  transform: scale(0.96);
}

/* Secondary Button: Transparent background, light border, off-white text */
.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 48px;
  min-width: 44px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: var(--text-ui-action);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-none);
  border: 1px solid rgba(247, 247, 247, 0.38);
  background-color: transparent;
  color: var(--color-off-white);
  white-space: nowrap;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: 0.3s ease all;
}

.btn-hero-secondary::before {
  transition: 0.5s all ease;
  position: absolute;
  top: 0;
  left: 50%;
  right: 50%;
  bottom: 0;
  opacity: 0;
  content: "";
  background-color: var(--color-off-white);
  z-index: -1;
}

.btn-hero-secondary:hover,
.btn-hero-secondary:focus {
  color: var(--color-deep-black);
  border-color: var(--color-off-white);
}

.btn-hero-secondary:hover::before,
.btn-hero-secondary:focus::before {
  transition: 0.5s all ease;
  left: 0;
  right: 0;
  opacity: 1;
}

.btn-hero-secondary:active {
  transform: scale(0.96);
}

@media (max-width: 767px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    margin-inline: auto;
    gap: var(--space-sm);
  }

  .btn-hero-primary,
  .btn-hero-secondary {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}

/* Hero Footer Meta (Signature line) with subtle divider */
.hero-footer-meta {
  margin-top: 0;
  padding-top: clamp(10px, 1.6vh, 18px);
  border-top: 1px solid rgba(247, 247, 247, 0.18);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--text-code-meta);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-meta);
  color: var(--color-off-white);
  opacity: 0.74;
}

.hero-footer-meta span {
  overflow-wrap: break-word;
}

/* --------------------------------------------------------------------------
   HERO TOP BAR — Centered White Logo & Transparent Language Switcher
   -------------------------------------------------------------------------- */
.hero-top-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 990;
  pointer-events: none;
  padding-top: env(safe-area-inset-top);
  transition: opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              visibility 0.35s step-start;
}

.hero-top-logo {
  position: absolute;
  left: 50%;
  top: 36px;
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.9;
  pointer-events: auto;
  text-decoration: none;
  animation: heroLogoSlideDown 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform, opacity;
}

.hero-top-logo img {
  height: 26px;
  width: auto;
  object-fit: contain;
  display: block;
}

.hero-top-lang {
  position: absolute;
  right: clamp(16px, 4vw, 32px);
  top: 36px;
  transform: translateY(-50%);
  pointer-events: auto;
  animation: heroLangSlideDown 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform, opacity;
}

/* Transparent Language Switcher Toggle */
.hero-lang-toggle {
  background-color: transparent !important;
  border: 1px solid rgba(247, 247, 247, 0.35) !important;
  color: var(--color-off-white) !important;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background-color var(--duration-fast) var(--ease-aether),
              border-color var(--duration-fast) var(--ease-aether),
              color var(--duration-fast) var(--ease-aether);
}

.hero-lang-toggle:hover,
.hero-top-lang.is-open .hero-lang-toggle {
  border-color: var(--color-off-white) !important;
  background-color: rgba(247, 247, 247, 0.12) !important;
  color: #ffffff !important;
}

/* Floating Language Dropdown Menu Styling */
.hero-top-lang .lang-dropdown-menu {
  background-color: rgba(10, 15, 24, 0.95);
  border: 1px solid rgba(247, 247, 247, 0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.hero-top-lang .lang-dropdown-item {
  color: var(--color-off-white);
  border-bottom: 1px solid rgba(247, 247, 247, 0.1);
}

.hero-top-lang .lang-dropdown-item:hover:not(.is-active) {
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.hero-top-lang .lang-dropdown-item.is-active {
  background-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* Inverse scroll animation: when user scrolls down (body.nav-visible) */
body.nav-visible .hero-top-bar {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              visibility 0.35s step-end;
}

body.nav-visible .hero-top-logo {
  transform: translate(-50%, -150%) !important;
  opacity: 0 !important;
  pointer-events: none;
}

body.nav-visible .hero-top-lang {
  transform: translateY(-150%) !important;
  opacity: 0 !important;
  pointer-events: none;
}

/* Keyframe Animations */
@keyframes heroSlideInLeft {
  0% {
    opacity: 0;
    transform: translateX(-40px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes heroLogoSlideDown {
  0% {
    opacity: 0;
    transform: translate(-50%, -120%);
  }
  100% {
    opacity: 0.9;
    transform: translate(-50%, -50%);
  }
}

@keyframes heroLangSlideDown {
  0% {
    opacity: 0;
    transform: translateY(-120%);
  }
  100% {
    opacity: 1;
    transform: translateY(-50%);
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .hero-content,
  .hero-top-logo,
  .hero-top-lang {
    animation: none !important;
    transition: none !important;
  }
}



/* --------------------------------------------------------------------------
   CONCEPT SECTION (#concept)
   -------------------------------------------------------------------------- */

.concept-title {
  font-size: var(--text-headline-lg);
  line-height: var(--leading-headline);
  text-transform: uppercase;
  margin-bottom: var(--space-2xl);
  max-width: 16ch;
}

.concept-copy-block {
  margin-bottom: var(--space-2xl);
}

.concept-copy-block p {
  font-size: var(--text-body-lg);
  line-height: var(--leading-body);
  margin-bottom: var(--space-lg);
}

.concept-copy-block p.lead-text {
  font-size: var(--text-editorial-lead);
  line-height: var(--leading-editorial);
  font-weight: 400;
}

/* Vertical Triad Block (DESIGN. STRUCTURE. OUTCOME.) */
.triad-box {
  border: 1px solid var(--border-light);
  padding: clamp(16px, 3vw, var(--space-xl));
  background-color: #ffffff;
  margin-top: var(--space-xl);
  overflow: hidden;
}

.triad-item {
  display: flex;
  align-items: center;
  padding: clamp(14px, 2.2vw, 22px) 0;
  border-bottom: 1px solid var(--border-light-subtle);
}

.triad-item:last-child {
  border-bottom: none;
}

/* Staggered slide from left to right, sequential top to bottom */
.js .triad-box .triad-item {
  opacity: 0;
  transform: translateX(-36px);
  transition: opacity var(--duration-narrative) var(--ease-aether),
    transform var(--duration-narrative) var(--ease-aether);
  will-change: opacity, transform;
}

.js .triad-box.is-visible .triad-item {
  opacity: 1;
  transform: translateX(0);
}

.js .triad-box.is-visible .triad-item:nth-child(1) {
  transition-delay: 0.1s;
}

.js .triad-box.is-visible .triad-item:nth-child(2) {
  transition-delay: 0.26s;
}

.js .triad-box.is-visible .triad-item:nth-child(3) {
  transition-delay: 0.42s;
}

.js .triad-box.is-visible .triad-item:nth-child(n+4) {
  transition-delay: 0.58s;
}

@media (max-width: 768px) {
  .js .triad-box .triad-item {
    transform: translateX(-24px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .js .triad-box .triad-item {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

.triad-word {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 2.25rem);
  text-transform: uppercase;
  letter-spacing: var(--tracking-tight);
}

.triad-meta {
  font-size: var(--text-code-meta);
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  opacity: 0.6;
}

.concept-visual-frame {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  min-height: 260px;
  max-height: 560px;
  box-sizing: border-box;
}

.concept-visual-frame img {
  object-position: center 25%;
}

@media (min-width: 1024px) {
  .concept-visual-frame {
    height: 100%;
    min-height: 420px;
    max-height: none;
    aspect-ratio: auto;
  }
}

/* Slide in: vertical on mobile, right-to-left on desktop */
.js .concept-visual-frame {
  opacity: 0;
  transform: translateY(24px);
  will-change: opacity, transform;
}

@media (min-width: 1024px) {
  .js .concept-visual-frame {
    transform: translateX(36px);
  }
}

.js .concept-visual-frame.is-visible {
  opacity: 1;
  transform: translate(0, 0);
  transition: opacity var(--duration-narrative) var(--ease-aether),
    transform var(--duration-narrative) var(--ease-aether);
  transition-delay: 0.1s;
}

@media (min-width: 1024px) {
  .js .concept-visual-frame.is-visible {
    transition-delay: 0.2s;
  }
}

@media (prefers-reduced-motion: reduce) {
  .js .concept-visual-frame {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* --------------------------------------------------------------------------
   SELECTED WORK SECTION (#work)
   -------------------------------------------------------------------------- */

.work-header {
  margin-bottom: var(--space-4xl);
}

.work-title {
  font-size: var(--text-headline-lg);
  line-height: var(--leading-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.work-subtitle {
  font-size: var(--text-editorial-lead);
  max-width: 48ch;
  opacity: 0.85;
}

.case-study {
  margin-bottom: var(--space-5xl);
  border: 1px solid var(--border-light);
  background-color: #ffffff;
  overflow: hidden;
}

.case-study:last-child {
  margin-bottom: 0;
}

.case-study-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px clamp(16px, 3vw, var(--space-xl));
  border-bottom: 1px solid var(--border-light);
}

.case-study-name {
  font-family: var(--font-display);
  font-size: var(--text-headline-md);
  text-transform: uppercase;
}

.case-study-body {
  padding: clamp(16px, 3vw, var(--space-xl));
  overflow: hidden;
}

.case-engenho-grid,
.case-aura-grid,
.case-kronos-grid {
  min-width: 0;
}

.case-engenho-grid > *,
.case-aura-grid > *,
.case-kronos-grid > * {
  min-width: 0;
  max-width: 100%;
}

/* Case 1: Engenho Mágico (Panoramic layout) */
.case-engenho-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-xl);
  align-items: center;
}

/* Case 2: Studio Aura (Monolithic Dark Layout) */
.case-aura {
  background-color: var(--color-deep-black);
  color: var(--color-off-white);
  border-color: var(--border-dark);
}

.case-aura .case-study-header {
  border-bottom-color: var(--border-dark);
}

.case-aura .project-field-label {
  color: var(--color-sky-gray);
}

.case-aura .image-frame {
  border-color: var(--border-dark);
  background-color: rgba(247, 247, 247, 0.04);
}

.case-aura-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-xl);
  align-items: center;
}

.aura-image-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  min-width: 0;
  max-width: 100%;
}

.aura-image-pair .image-frame {
  width: 100%;
  height: 420px;
}

/* Case 3: KRONOS Vault (Technical Spec Layout) */
.case-kronos {
  background-color: #ffffff;
}

.case-kronos-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-xl);
  align-items: center;
}

/* Case Study Media Dimensions - Adapted dynamically to the video proportions */
.case-engenho-image,
.case-aura-image,
.case-kronos-image {
  width: 100%;
  height: auto;
}

.case-engenho-image {
  aspect-ratio: 1904 / 938;
}

.case-aura-image {
  aspect-ratio: 1896 / 946;
}

.case-kronos-image {
  aspect-ratio: 1902 / 944;
}

.case-study-media video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

.project-meta-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.project-field-label {
  font-size: var(--text-code-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-meta);
  opacity: 0.6;
  margin-bottom: var(--space-2xs);
}

.project-field-content {
  font-size: var(--text-body-md);
  line-height: var(--leading-body);
}

.project-deliverables {
  font-size: var(--text-body-sm);
  opacity: 0.75;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-light-subtle);
}

.case-aura .project-deliverables {
  border-top-color: var(--border-dark-subtle);
}

/* ==========================================================================
   PORTFOLIO CASE STUDY SCROLL TRIGGER ANIMATIONS
   Sequence:
   1. Background card (.case-study) - delay 0s
   2. Header / Title (.case-study-header) - delay 0.18s
   3. Media container (.case-study-media) - delay 0.36s
   4. Project metadata & description (.project-meta-grid, single block) - delay 0.54s

   Direction:
   - Media on left (Engenho Mágico, KRONOS): slide from left to right (translateX(-36px) -> 0)
   - Media on right (Studio Aura): slide from right to left (translateX(36px) -> 0)
   ========================================================================== */

/* --- Base Hidden States: Shared transitions --- */
.js .case-study {
  opacity: 0;
  transition: opacity var(--duration-narrative) var(--ease-aether),
    transform var(--duration-narrative) var(--ease-aether);
  will-change: opacity, transform;
}

.js .case-study .case-study-header,
.js .case-study .case-study-media,
.js .case-study .case-engenho-image,
.js .case-study .case-aura-image,
.js .case-study .aura-image-pair,
.js .case-study .case-kronos-image,
.js .case-study .project-meta-grid {
  opacity: 0;
  transition: opacity var(--duration-narrative) var(--ease-aether),
    transform var(--duration-narrative) var(--ease-aether);
  will-change: opacity, transform;
}

/* Base Mobile: Safe slide from the left */
.js .case-study,
.js .case-study .case-study-header,
.js .case-study .case-study-media,
.js .case-study .case-engenho-image,
.js .case-study .case-aura-image,
.js .case-study .aura-image-pair,
.js .case-study .case-kronos-image,
.js .case-study .project-meta-grid {
  transform: translateX(-20px);
}

/* Desktop Directional Choreography (>= 1024px) */
@media (min-width: 1024px) {
  .js .case-study,
  .js .case-study .case-study-header,
  .js .case-study .case-study-media,
  .js .case-study .case-engenho-image,
  .js .case-study .case-aura-image,
  .js .case-study .case-kronos-image,
  .js .case-study .project-meta-grid {
    transform: translateX(-36px);
  }

  .js .case-study.media-right,
  .js .case-study.case-aura,
  .js .case-study.media-right .case-study-header,
  .js .case-study.case-aura .case-study-header,
  .js .case-study.media-right .case-study-media,
  .js .case-study.case-aura .case-study-media,
  .js .case-study.case-aura .case-aura-image,
  .js .case-study.case-aura .aura-image-pair,
  .js .case-study.media-right .project-meta-grid,
  .js .case-study.case-aura .project-meta-grid {
    transform: translateX(36px);
  }
}

/* --- Revealed States: Staggered entrance sequence on screen entry --- */
/* 1. Background card */
.js .case-study.is-visible,
.js .case-study.is-visible.media-left,
.js .case-study.is-visible.media-right,
.js .case-study.is-visible.case-aura,
.js .case-study.is-visible.case-kronos {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 0s;
}

/* 2. Header / Title */
.js .case-study.is-visible .case-study-header,
.js .case-study.is-visible.case-aura .case-study-header {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 0.18s;
}

/* 3. Media container */
.js .case-study.is-visible .case-study-media,
.js .case-study.is-visible .case-engenho-image,
.js .case-study.is-visible .case-aura-image,
.js .case-study.is-visible .aura-image-pair,
.js .case-study.is-visible .case-kronos-image,
.js .case-study.is-visible.case-aura .case-aura-image,
.js .case-study.is-visible.case-aura .aura-image-pair {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 0.36s;
}

/* 4. Description & metadata (single block) */
.js .case-study.is-visible .project-meta-grid,
.js .case-study.is-visible.case-aura .project-meta-grid {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 0.54s;
}

/* Reduced Motion (Accessibility) */
@media (prefers-reduced-motion: reduce) {

  .js .case-study,
  .js .case-study .case-study-header,
  .js .case-study .case-study-media,
  .js .case-study .case-engenho-image,
  .js .case-study .case-aura-image,
  .js .case-study .aura-image-pair,
  .js .case-study .case-kronos-image,
  .js .case-study .project-meta-grid {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* --------------------------------------------------------------------------
   CAPABILITIES SECTION (#services)
   -------------------------------------------------------------------------- */

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--border-light);
  border: 1px solid var(--border-light);
  margin-top: var(--space-3xl);
}

.capability-card {
  background-color: var(--color-off-white);
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 280px;
  transition: background-color var(--duration-fast) var(--ease-aether);
}

.capability-card:hover {
  background-color: #ffffff;
}

/* ==========================================================================
   CAPABILITIES GRID SCROLL TRIGGER ANIMATIONS
   - Trigger: Begins as soon as the top of div.capabilities-grid appears
   - Movement: Each card rises from bottom to top (translateY) in sequential order (01 to 06)
   - Rotation: Starts with 2D rotation to the right (80° horizontal) anchored at the right extremity
   ========================================================================== */

.js .capabilities-grid {
  border-color: transparent;
  background-color: transparent;
  transition: border-color var(--duration-narrative) var(--ease-aether),
    background-color var(--duration-narrative) var(--ease-aether);
}

.js .capabilities-grid.is-visible {
  border-color: var(--border-light);
  background-color: var(--border-light);
  transition-delay: 0.15s;
}

.js .capabilities-grid .capability-card {
  opacity: 0;
  transform-origin: right bottom;
  transform: translateY(80px) rotate(-8deg);
  transition: opacity var(--duration-narrative) var(--ease-aether),
    transform var(--duration-narrative) var(--ease-aether),
    background-color var(--duration-fast) var(--ease-aether);
  will-change: opacity, transform;
}

.js .capabilities-grid.is-visible .capability-card {
  opacity: 1;
  transform: translateY(0) rotate(0deg);
}

/* Sequential order delays with 0.20s initial trigger delay (01 to 06) */
.js .capabilities-grid.is-visible .capability-card:nth-child(1) {
  transition-delay: 0.20s;
}

.js .capabilities-grid.is-visible .capability-card:nth-child(2) {
  transition-delay: 0.32s;
}

.js .capabilities-grid.is-visible .capability-card:nth-child(3) {
  transition-delay: 0.44s;
}

.js .capabilities-grid.is-visible .capability-card:nth-child(4) {
  transition-delay: 0.56s;
}

.js .capabilities-grid.is-visible .capability-card:nth-child(5) {
  transition-delay: 0.68s;
}

.js .capabilities-grid.is-visible .capability-card:nth-child(6) {
  transition-delay: 0.80s;
}

@media (max-width: 768px) {
  .js .capabilities-grid .capability-card {
    transform: translateY(50px) rotate(-6deg);
  }
}

@media (prefers-reduced-motion: reduce) {

  .js .capabilities-grid,
  .js .capabilities-grid .capability-card {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    border-color: var(--border-light) !important;
    background-color: var(--border-light) !important;
  }
}

.capability-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--color-aether-blue);
  margin-bottom: var(--space-xl);
}

.capability-title {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  line-height: 1.3;
  margin-bottom: var(--space-sm);
  min-height: 2.6em;
}

.capability-text {
  font-size: var(--text-body-md);
  line-height: var(--leading-body);
  opacity: 0.85;
}

/* Process Object / Manifesto Banner */
.capabilities-banner {
  margin-top: var(--space-3xl);
  border: 1px solid var(--border-light);
  background-color: #ffffff;
  display: grid;
  grid-template-columns: 5fr 7fr;
  align-items: center;
  overflow: hidden;
}

.capabilities-banner > * {
  min-width: 0;
  max-width: 100%;
}

.capabilities-banner-image {
  width: 100%;
  height: 240px;
}

/* Base Mobile: Slide from bottom; Desktop: Slide from right (>= 1024px) */
.js .capabilities-banner {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 500ms var(--ease-aether),
    transform 500ms var(--ease-aether);
  will-change: opacity, transform;
}

@media (min-width: 1024px) {
  .js .capabilities-banner {
    transform: translateX(40px);
  }
}

.js .capabilities-banner.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

@media (prefers-reduced-motion: reduce) {
  .js .capabilities-banner {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

.capabilities-banner-image {
  height: 240px;
}

.capabilities-banner-content {
  padding: var(--space-xl) var(--space-2xl);
}

.capabilities-banner-title {
  font-family: var(--font-body);
  font-size: var(--text-code-meta);
  text-transform: uppercase;
  letter-spacing: var(--tracking-meta);
  opacity: 0.6;
  margin-bottom: var(--space-xs);
}

.capabilities-banner-quote {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.4vw, 1.35rem);
  text-transform: uppercase;
  line-height: 1.3;
}

/* --------------------------------------------------------------------------
   PROCESS SECTION (#process)
   -------------------------------------------------------------------------- */

.process-steps-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  background-color: transparent;
  border: none;
  margin-top: var(--space-3xl);
  overflow: hidden;
  position: relative;
  padding-right: 1px;
}

.process-step-item {
  background-color: var(--color-off-white);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 280px;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  border-left: 1px solid var(--border-light);
  border-right: none;
  transition: background-color var(--duration-fast) var(--ease-aether);
}

.process-step-item:last-child,
.process-step-item:nth-child(5) {
  border-right: 1px solid var(--border-light) !important;
}

@media (min-width: 768px) {
  .process-step-item:not(:first-child) {
    margin-left: -1px;
  }
}

.process-step-item:hover {
  background-color: #ffffff;
  transition-delay: 0s !important;
}

/* ==========================================================================
   PROCESS STEPS SCROLL TRIGGER ANIMATION
   - Movement: From left to right (da esquerda para a direita)
   - Cluster: Cards enter grouped together from the left outside the clean area
   - Docking: Sequentially expand and lock ("encaixam") into place (01 -> 05)
   - Borders: Each card carries its own 1px border so dividing lines are crisp and uniform
   ========================================================================== */

/* Base hidden state: clustered together on the left */
.js .process-steps-row .process-step-item {
  opacity: 0;
  will-change: transform, opacity;
  box-shadow: 2px 0 12px rgba(10, 10, 10, 0.08);
  transition: opacity 250ms ease-out,
    transform 520ms var(--ease-aether),
    background-color var(--duration-fast) var(--ease-aether),
    box-shadow 400ms var(--ease-aether);
}

/* Initial clustered positions: all 5 items start bundled on the left outside the grid */
.js .process-steps-row .process-step-item:nth-child(1) {
  transform: translateX(calc(-100% - 20px));
  z-index: 1;
}

.js .process-steps-row .process-step-item:nth-child(2) {
  transform: translateX(calc(-200% - 20px));
  z-index: 2;
  transition-duration: 250ms, 680ms, var(--duration-fast), 400ms;
}

.js .process-steps-row .process-step-item:nth-child(3) {
  transform: translateX(calc(-300% - 20px));
  z-index: 3;
  transition-duration: 250ms, 840ms, var(--duration-fast), 400ms;
}

.js .process-steps-row .process-step-item:nth-child(4) {
  transform: translateX(calc(-400% - 20px));
  z-index: 4;
  transition-duration: 250ms, 1000ms, var(--duration-fast), 400ms;
}

.js .process-steps-row .process-step-item:nth-child(5) {
  transform: translateX(calc(-500% - 20px));
  z-index: 5;
  transition-duration: 250ms, 1160ms, var(--duration-fast), 400ms;
}

/* Revealed state: each card travels across and docks in sequence */
.js .process-steps-row.is-visible .process-step-item {
  opacity: 1;
  transform: translateX(0);
  box-shadow: none;
}

.js .process-steps-row.is-visible .process-step-item:nth-child(1) {
  transition-delay: 0.04s;
}

.js .process-steps-row.is-visible .process-step-item:nth-child(2) {
  transition-delay: 0.10s;
}

.js .process-steps-row.is-visible .process-step-item:nth-child(3) {
  transition-delay: 0.16s;
}

.js .process-steps-row.is-visible .process-step-item:nth-child(4) {
  transition-delay: 0.22s;
}

.js .process-steps-row.is-visible .process-step-item:nth-child(5) {
  transition-delay: 0.28s;
}

/* Mobile & tablet responsive fallback: vertical sequence */
@media (max-width: 1023px) {
  .process-steps-row {
    grid-template-columns: 1fr;
    gap: 0;
    background-color: transparent;
    border: none;
    width: 100%;
    margin-inline: auto;
    box-sizing: border-box;
  }

  .process-step-item,
  .process-step-item:nth-child(1),
  .process-step-item:nth-child(2),
  .process-step-item:nth-child(3),
  .process-step-item:nth-child(4),
  .process-step-item:nth-child(5) {
    margin-left: 0;
    margin-right: 0;
    width: 100%;
    box-sizing: border-box;
    border-left: 1px solid var(--border-light);
    border-right: 1px solid var(--border-light);
    border-top: 1px solid var(--border-light);
    border-bottom: none;
  }

  .process-step-item:not(:first-child) {
    margin-top: -1px;
  }

  .process-step-item:last-child {
    border-bottom: 1px solid var(--border-light);
  }

  .js .process-steps-row .process-step-item,
  .js .process-steps-row .process-step-item:nth-child(1),
  .js .process-steps-row .process-step-item:nth-child(2),
  .js .process-steps-row .process-step-item:nth-child(3),
  .js .process-steps-row .process-step-item:nth-child(4),
  .js .process-steps-row .process-step-item:nth-child(5) {
    transform: translateX(-40px);
    transition-duration: 450ms;
    z-index: auto;
    box-shadow: none;
  }

  .js .process-steps-row.is-visible .process-step-item,
  .js .process-steps-row.is-visible .process-step-item:nth-child(1),
  .js .process-steps-row.is-visible .process-step-item:nth-child(2),
  .js .process-steps-row.is-visible .process-step-item:nth-child(3),
  .js .process-steps-row.is-visible .process-step-item:nth-child(4),
  .js .process-steps-row.is-visible .process-step-item:nth-child(5) {
    transform: translateX(0);
    opacity: 1;
    box-shadow: none;
  }

  .js .process-steps-row.is-visible .process-step-item:nth-child(1) {
    transition-delay: 0.05s;
  }

  .js .process-steps-row.is-visible .process-step-item:nth-child(2) {
    transition-delay: 0.15s;
  }

  .js .process-steps-row.is-visible .process-step-item:nth-child(3) {
    transition-delay: 0.25s;
  }

  .js .process-steps-row.is-visible .process-step-item:nth-child(4) {
    transition-delay: 0.35s;
  }

  .js .process-steps-row.is-visible .process-step-item:nth-child(5) {
    transition-delay: 0.45s;
  }
}

/* Reduced motion accessibility */
@media (prefers-reduced-motion: reduce) {
  .js .process-steps-row .process-step-item {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    box-shadow: none !important;
  }
}

.process-step-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-light-subtle);
}

.process-step-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-deep-black);
}

.process-step-tag {
  font-size: var(--text-code-meta);
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  opacity: 0.55;
}

.process-step-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.process-step-desc {
  font-size: var(--text-body-sm);
  line-height: var(--leading-body);
  opacity: 0.85;
}

/* --------------------------------------------------------------------------
   STUDIO SECTION (#studio / Direct by Design)
   -------------------------------------------------------------------------- */

.studio-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-3xl);
  align-items: center;
}

.studio-title {
  font-size: var(--text-headline-lg);
  line-height: var(--leading-headline);
  text-transform: uppercase;
  margin-bottom: var(--space-xl);
  max-width: 18ch;
}

.studio-lead {
  font-size: var(--text-editorial-lead);
  line-height: var(--leading-editorial);
  margin-bottom: var(--space-2xl);
  max-width: 48ch;
}

.studio-highlight-card {
  padding: var(--space-lg) var(--space-xl);
  border: 1px solid var(--border-light);
  background-color: rgba(214, 201, 184, 0.2);
  /* Subtle stone accent */
  font-family: var(--font-body);
  font-size: var(--text-ui-action);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.studio-image-frame {
  height: 480px;
}

/* --------------------------------------------------------------------------
   TERMS SECTION (#terms)
   -------------------------------------------------------------------------- */

.terms-grid {
  display: grid;
  grid-template-columns: 6fr 6fr;
  gap: var(--space-3xl);
  align-items: stretch;
}

.terms-title {
  font-size: var(--text-headline-md);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

.terms-body {
  font-size: var(--text-body-lg);
  line-height: var(--leading-body);
  margin-bottom: var(--space-xl);
}

.terms-badge-box {
  border: 1px solid var(--border-light);
  background-color: #ffffff;
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.terms-badge-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  color: var(--color-aether-blue);
}

.terms-badge-desc {
  font-size: var(--text-body-md);
  line-height: var(--leading-body);
  opacity: 0.85;
}


/* --------------------------------------------------------------------------
   SERVICES SECTION (#services)
   -------------------------------------------------------------------------- */
.section-services {
  background-color: var(--color-off-white);
  color: var(--color-deep-black);
}

.services-meta-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.services-eyebrow {
  margin-bottom: 0;
  white-space: nowrap;
  font-family: var(--font-body);
  font-size: var(--text-code-meta);
  font-weight: 500;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  color: var(--color-deep-black);
  opacity: 0.85;
}

.services-hairline {
  flex: 1;
  height: 1px;
  background-color: var(--border-light);
}

.services-title {
  font-family: var(--font-display);
  font-size: var(--text-headline-lg);
  line-height: var(--leading-tight);
  text-transform: uppercase;
  letter-spacing: var(--tracking-tighter);
  color: var(--color-deep-black);
  margin-bottom: clamp(32px, 4vw, 56px);
  max-width: 22ch;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: 100%;
  border: 1px solid var(--border-light);
  background-color: var(--color-deep-black);
}

.service-panel {
  position: relative;
  overflow: hidden;
  height: clamp(560px, 64vh, 700px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid var(--border-dark);
  cursor: pointer;
  user-select: none;
  background-color: var(--color-deep-black);
  outline: none;
}

.service-panel:last-child {
  border-right: none;
}

.service-panel:focus-visible {
  outline: 2px solid var(--color-sky-gray);
  outline-offset: -2px;
  z-index: 4;
}

.service-panel-bg {
  position: absolute;
  inset: -16px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1);
  filter: blur(0px);
  transition: transform 500ms var(--ease-aether), filter 500ms var(--ease-aether);
  will-change: transform, filter;
  z-index: 1;
}

.service-panel:nth-child(1) .service-panel-bg,
.service-panel[data-service="landing"] .service-panel-bg {
  background-image: url('../assets/img/services-01.webp');
}

.service-panel:nth-child(2) .service-panel-bg,
.service-panel[data-service="institutional"] .service-panel-bg {
  background-image: url('../assets/img/services-02.webp');
}

.service-panel:nth-child(3) .service-panel-bg,
.service-panel[data-service="portfolio"] .service-panel-bg {
  background-image: url('../assets/img/services-03.webp');
}

.service-panel:nth-child(4) .service-panel-bg,
.service-panel[data-service="redesign"] .service-panel-bg {
  background-image: url('../assets/img/services-04.webp');
}

.service-panel:hover .service-panel-bg,
.service-panel:focus-within .service-panel-bg,
.service-panel.is-active .service-panel-bg {
  transform: scale(1.06);
  filter: blur(8px);
}

.service-panel-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(10, 10, 10, 0.82);
  transition: background-color 500ms var(--ease-aether);
  z-index: 2;
}

.service-panel:hover .service-panel-overlay,
.service-panel:focus-within .service-panel-overlay,
.service-panel.is-active .service-panel-overlay {
  background-color: rgba(10, 10, 10, 0.90);
}

.service-panel-content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  padding: clamp(24px, 3vw, 40px) clamp(16px, 2vw, 28px);
  text-align: center;
  box-sizing: border-box;
}

.service-panel-header {
  transform: translateY(0);
  transition: transform 500ms var(--ease-aether);
}

.service-panel:hover .service-panel-header,
.service-panel:focus-within .service-panel-header,
.service-panel.is-active .service-panel-header {
  transform: translateY(-8px);
}

.service-panel-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.55vw, 1.75rem);
  line-height: var(--leading-tight);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-off-white);
  margin: 0;
  max-width: 14ch;
}

.service-panel-reveal {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 500ms var(--ease-aether);
  width: 100%;
}

.service-panel:hover .service-panel-reveal,
.service-panel:focus-within .service-panel-reveal,
.service-panel.is-active .service-panel-reveal {
  grid-template-rows: 1fr;
}

.service-panel-reveal-inner {
  overflow: hidden;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 450ms var(--ease-aether), transform 450ms var(--ease-aether), visibility 450ms;
  visibility: hidden;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.service-panel:hover .service-panel-reveal-inner,
.service-panel:focus-within .service-panel-reveal-inner,
.service-panel.is-active .service-panel-reveal-inner {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
  transition-delay: 60ms;
}

.service-panel-desc {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  line-height: var(--leading-body);
  color: rgba(247, 247, 247, 0.85);
  margin-top: var(--space-md);
  margin-bottom: 0;
  max-width: 28ch;
}

/* Services Responsive Breakdown */
@media (max-width: 1023px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-panel {
    height: auto;
    min-height: 160px;
    border-right: none;
    border-bottom: 1px solid var(--border-dark);
  }

  .service-panel:last-child {
    border-bottom: none;
  }

  .service-panel-content {
    padding: clamp(28px, 4vw, 40px) clamp(20px, 4vw, 32px);
  }

  .service-panel.is-active {
    min-height: 250px;
  }

  .service-panel.is-active .service-panel-header {
    transform: translateY(-4px);
  }
}

/* Sequential Pop-up Entrance Animation for Services Panels */
.js .services-grid .service-panel {
  opacity: 0;
  transform: scale(0.85) translateY(32px);
  transition: opacity 650ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.js .services-grid.is-visible .service-panel {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.js .services-grid.is-visible .service-panel:nth-child(1) {
  transition-delay: 0.08s;
}

.js .services-grid.is-visible .service-panel:nth-child(2) {
  transition-delay: 0.22s;
}

.js .services-grid.is-visible .service-panel:nth-child(3) {
  transition-delay: 0.36s;
}

.js .services-grid.is-visible .service-panel:nth-child(4) {
  transition-delay: 0.50s;
}

@media (prefers-reduced-motion: reduce) {
  .service-panel-bg,
  .service-panel-overlay,
  .service-panel-header,
  .service-panel-reveal,
  .service-panel-reveal-inner,
  .js .services-grid .service-panel {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* --------------------------------------------------------------------------
   CONTACT SECTION (#contact)
   -------------------------------------------------------------------------- */
.section-contact {
  background-color: var(--color-deep-black);
  color: var(--color-off-white);
  padding-top: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.contact-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-3xl);
  align-items: center;
}

.contact-grid > * {
  min-width: 0;
}

.contact-title {
  font-size: var(--text-headline-lg);
  line-height: var(--leading-tight);
  text-transform: uppercase;
  margin-bottom: var(--space-xl);
}

.contact-description {
  font-size: var(--text-editorial-lead);
  line-height: var(--leading-editorial);
  color: var(--color-off-white);
  opacity: 0.85;
  margin-bottom: var(--space-2xl);
  max-width: 44ch;
}

/* Contact Action Buttons on Dark Background */
.section-contact .btn-primary {
  background-color: var(--color-off-white);
  color: var(--color-deep-black);
  border-color: var(--color-off-white);
}

.section-contact .btn-primary::before {
  background-color: var(--color-aether-blue);
}

.section-contact .btn-primary:hover,
.section-contact .btn-primary:focus {
  color: #ffffff;
  border-color: var(--color-aether-blue);
}

.section-contact .btn-secondary {
  background-color: transparent;
  color: var(--color-off-white);
  border-color: rgba(247, 247, 247, 0.4);
}

.section-contact .btn-secondary::before {
  background-color: var(--color-off-white);
}

.section-contact .btn-secondary:hover,
.section-contact .btn-secondary:focus {
  color: var(--color-deep-black);
  border-color: var(--color-off-white);
}

.contact-details-box {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: var(--text-code-meta);
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  color: #ffffff !important;
  overflow-wrap: break-word;
  word-break: break-word;
}

.contact-details-box div,
.contact-details-box span,
.contact-details-box a {
  color: #ffffff !important;
  overflow-wrap: break-word;
  word-break: break-word;
}

.contact-visual-frame {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  min-height: 220px;
}

@media (min-width: 1024px) {
  .contact-visual-frame {
    height: 380px;
    aspect-ratio: auto;
  }
}

/* --------------------------------------------------------------------------
   FOOTER SECTION (#footer)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--border-light);
  padding-top: var(--space-3xl);
  padding-bottom: max(var(--space-2xl), env(safe-area-inset-bottom));
  font-size: var(--text-body-sm);
}

.footer-tagline {
  margin-top: var(--space-sm);
  font-size: var(--text-body-sm);
  opacity: 0.7;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links-list .nav-link {
  padding: 0;
}

.footer-main-row {
  display: grid;
  grid-template-columns: 4fr 3fr 3fr 2fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.footer-col-title {
  font-size: var(--text-code-meta);
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: var(--space-md);
}

.footer-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-light-subtle);
  font-size: var(--text-code-meta);
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  opacity: 0.6;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   RESPONSIVE BREAKPOINTS FOR SECTIONS
   -------------------------------------------------------------------------- */
@media (max-width: 1023px) {
  .case-engenho-grid,
  .case-aura-grid,
  .case-kronos-grid,
  .capabilities-banner,
  .studio-grid,
  .terms-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  /* Invert order on mobile/tablet so media always sits above text */
  .case-aura-grid .case-aura-image,
  .case-aura-grid .case-study-media {
    order: -1;
  }

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

  .capability-card {
    padding: var(--space-xl);
    min-height: auto;
  }

  .capability-num {
    margin-bottom: var(--space-lg);
  }

  .capability-title {
    min-height: 2.6em;
  }

  .capabilities-banner {
    grid-template-columns: 1fr;
  }

  .capabilities-banner-image {
    aspect-ratio: 16 / 9;
    height: auto;
    min-height: 180px;
  }

  .footer-main-row {
    grid-template-columns: 1fr 1fr;
    row-gap: var(--space-xl);
  }

  .case-engenho-image,
  .case-aura-image,
  .case-kronos-image {
    height: auto;
  }

  .studio-image-frame,
  .contact-visual-frame {
    height: auto;
    aspect-ratio: 16 / 9;
    min-height: 200px;
  }

  .aura-image-pair {
    grid-template-columns: 1fr 1fr;
  }

  .aura-image-pair .image-frame {
    height: auto;
    aspect-ratio: 4 / 5;
    min-height: 200px;
  }
}

@media (max-width: 767px) {
  /* Box elements centered horizontally on mobile, while keeping internal text alignment */
  .concept-visual-frame,
  .triad-box,
  .case-study,
  .case-study-media,
  .case-engenho-image,
  .case-aura-image,
  .case-kronos-image,
  .capabilities-grid,
  .capability-card,
  .capabilities-banner,
  .capabilities-banner-image,
  .process-steps-row,
  .process-step-item,
  .services-grid,
  .service-panel,
  .contact-details-box,
  .contact-visual-frame {
    width: 100%;
    margin-inline: auto;
    box-sizing: border-box;
  }

  /* Contact Action Buttons full width and centered */
  .section-contact .btn-group {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    margin-inline: auto;
    gap: var(--space-sm);
  }

  .section-contact .btn-primary,
  .section-contact .btn-secondary {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 639px) {
  .capabilities-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    padding: var(--space-lg);
  }

  .capability-num {
    margin-bottom: var(--space-md);
  }

  .capability-title {
    min-height: auto;
  }

  .aura-image-pair {
    grid-template-columns: 1fr;
  }

  .aura-image-pair .image-frame {
    aspect-ratio: 16 / 9;
  }

  .footer-main-row {
    grid-template-columns: 1fr;
  }

  .footer-bottom-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
}

/* Short viewports & low height handling (landscape phones, foldables, short laptops) */
@media (min-width: 600px) and (max-height: 700px) {
  .section-hero {
    padding-top: clamp(24px, 4vh, 48px);
    padding-bottom: clamp(24px, 4vh, 48px);
  }

  .hero-headline {
    font-size: clamp(1.85rem, 4.5vw, 3.25rem);
    margin-bottom: var(--space-md);
  }

  .hero-description {
    font-size: clamp(1rem, 1.4vw, 1.25rem);
    margin-bottom: var(--space-lg);
  }

  .hero-actions {
    margin-bottom: var(--space-lg);
  }

  .hero-image-box {
    min-height: 200px;
    max-height: 320px;
    aspect-ratio: 16 / 9;
  }

  .aura-image-pair .image-frame,
  .contact-visual-frame {
    max-height: 280px;
  }
}

/* Landscape foldables & quasi-square viewports */
@media (min-width: 700px) and (max-width: 950px) and (max-height: 700px) and (orientation: landscape) {
  .hero-headline {
    font-size: clamp(1.75rem, 3.8vw, 2.5rem);
  }

  .site-section {
    padding-top: 32px;
    padding-bottom: 32px;
  }
}