/* ==========================================================================
   1. VARIABLES & DESIGN SYSTEM
   ========================================================================== */
:root {
  --color-ivory: #F4F0E9;
  --color-beige: #E7DED2;
  --color-sand: #DDD2C4;
  --color-taupe: #C8B8A6;
  --color-brown: #8B7B6B;
  --color-charcoal: #292722;
  --color-dark-muted: #1E1C18;
  --color-sage: #7A8471;
  --color-sage-light: #E8EBE4;
  
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --container-width: 1320px;
  --header-height: 90px;
  --border-subtle: rgba(41, 39, 34, 0.12);
  --shadow-soft: 0 12px 36px rgba(41, 39, 34, 0.06);
  --shadow-hover: 0 20px 48px rgba(41, 39, 34, 0.1);
  
  --ease-editorial: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   2. RESET & BASE TYPOGRAPHY
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-ivory);
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Heading styles */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.15;
  color: var(--color-charcoal);
}

h1 em, h2 em {
  font-style: italic;
  font-weight: 300;
}

.section-subtitle {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-brown);
  margin-bottom: 0.85rem;
  display: block;
  font-weight: 500;
}

.section-title {
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  margin-bottom: 1.2rem;
}

.section-desc {
  font-size: 1.05rem;
  color: #555149;
  max-width: 580px;
}

/* Layout Container */
.section-container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 6rem 0;
}

@media (max-width: 768px) {
  .section-container {
    padding: 4rem 0;
    width: 88%;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 2rem;
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-charcoal);
  color: var(--color-ivory);
  border: 1px solid var(--color-charcoal);
}

.btn-primary:hover {
  background-color: var(--color-brown);
  border-color: var(--color-brown);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid var(--color-charcoal);
  color: var(--color-charcoal);
}

.btn-outline:hover {
  background-color: var(--color-charcoal);
  color: var(--color-ivory);
}

.btn-sm {
  padding: 0.7rem 1.4rem;
  font-size: 0.78rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.text-link {
  font-size: 0.9rem;
  color: var(--color-charcoal);
  border-bottom: 1px solid var(--color-charcoal);
  padding-bottom: 2px;
  display: inline-block;
  transition: var(--transition-fast);
}

.text-link:hover {
  color: var(--color-brown);
  border-color: var(--color-brown);
}

/* ==========================================================================
   3. HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color 0.4s ease, backdrop-filter 0.4s ease, height 0.4s ease;
}

.site-header.scrolled {
  background-color: rgba(244, 240, 233, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  height: 74px;
}

.header-container {
  width: 90%;
  max-width: var(--container-width);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  letter-spacing: 0.12em;
  font-weight: 400;
  line-height: 1;
}

.logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-brown);
  margin-top: 4px;
}

.desktop-nav .nav-list {
  display: flex;
  gap: 2.8rem;
}

.nav-link {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--color-charcoal);
  position: relative;
  padding-bottom: 4px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--color-brown);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Hamburger Mobile Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 16px;
  background: transparent;
  z-index: 102;
}

.hamburger-line {
  width: 100%;
  height: 1.5px;
  background-color: var(--color-charcoal);
  transition: var(--transition-fast);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  background-color: var(--color-ivory);
  z-index: 101;
  transform: translateX(100%);
  transition: transform 0.5s var(--ease-editorial);
  box-shadow: -10px 0 40px rgba(0,0,0,0.1);
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.drawer-inner {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.5rem;
}

.drawer-brand {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.1em;
}

.drawer-close {
  font-size: 2rem;
  line-height: 1;
  color: var(--color-charcoal);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  margin: 2rem 0;
}

.mobile-link {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-charcoal);
}

.mobile-link:hover {
  color: var(--color-brown);
  padding-left: 8px;
}

.drawer-footer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.5rem;
  font-size: 0.8rem;
}

.location-clocks {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  color: var(--color-brown);
}

.drawer-copy {
  color: #777;
}

/* ==========================================================================
   4. HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--header-height) + 2rem);
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.hero-container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.hero-meta {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--color-brown);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.hero-title {
  font-size: clamp(3rem, 5.5vw, 5.2rem);
  margin-bottom: 1.8rem;
  letter-spacing: -0.01em;
}

.hero-description {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  color: #524E47;
  margin-bottom: 2.5rem;
  max-width: 480px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-soft);
}

.hero-img {
  width: 100%;
  height: 100%;
  transition: transform 1.2s var(--ease-editorial);
}

.hero-image-wrapper:hover .hero-img {
  transform: scale(1.03);
}

.image-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background-color: rgba(244, 240, 233, 0.9);
  backdrop-filter: blur(8px);
  padding: 0.6rem 1.2rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 20px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-sage);
  border-radius: 50%;
}

.hero-scroll-hint {
  width: 90%;
  max-width: var(--container-width);
  margin: 2rem auto 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.scroll-text {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-brown);
}

.scroll-line {
  width: 60px;
  height: 1px;
  background-color: var(--color-taupe);
}

/* ==========================================================================
   5. PORTFOLIO SECTION
   ========================================================================== */
.portfolio-section {
  background-color: var(--color-beige);
  transition: background-color 0.5s ease;
}

.portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.portfolio-filters {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  border: 1px solid var(--border-subtle);
  border-radius: 30px;
  transition: var(--transition-fast);
  background: transparent;
  color: var(--color-charcoal);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-charcoal);
  color: var(--color-ivory);
  border-color: var(--color-charcoal);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2.5rem;
}

.project-card {
  grid-column: span 6;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.project-card.project-featured {
  grid-column: span 12;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.project-card.project-featured .project-image-box {
  aspect-ratio: 16 / 10;
}

.project-card.is-hidden {
  display: none;
}

.project-image-box {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 3px;
  background-color: var(--color-sand);
}

.project-image-box img {
  width: 100%;
  height: 100%;
  transition: transform 0.9s var(--ease-editorial);
}

.project-card:hover .project-image-box img {
  transform: scale(1.035);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(41, 39, 34, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.view-project-btn {
  padding: 0.75rem 1.5rem;
  background-color: var(--color-ivory);
  color: var(--color-charcoal);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  transform: translateY(10px);
  transition: transform 0.4s ease;
}

.project-card:hover .view-project-btn {
  transform: translateY(0);
}

.project-meta {
  margin-top: 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.project-num {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--color-brown);
  display: block;
  margin-bottom: 4px;
}

.project-name {
  font-size: 1.5rem;
  font-weight: 400;
}

.project-location {
  font-size: 0.85rem;
  color: #666;
}

/* ==========================================================================
   6. PHILOSOPHY SECTION
   ========================================================================== */
.philosophy-section {
  background-color: var(--color-ivory);
}

.philosophy-intro {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 5rem;
}

.philosophy-headline {
  font-size: clamp(2.2rem, 4.2vw, 3.8rem);
  line-height: 1.2;
  margin-bottom: 2rem;
  color: var(--color-charcoal);
}

.philosophy-lead {
  font-size: 1.15rem;
  color: #5A564E;
  line-height: 1.8;
}

.philosophy-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.pillar-card {
  padding: 2.5rem;
  background-color: #ECE5DA;
  border-radius: 4px;
  transition: var(--transition-fast);
  border: 1px solid rgba(0,0,0,0.03);
}

.pillar-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-soft);
}

.pillar-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--color-brown);
  display: block;
  margin-bottom: 1rem;
}

.pillar-title {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.pillar-text {
  font-size: 0.95rem;
  color: #615C54;
  line-height: 1.7;
}

/* ==========================================================================
   7. MATERIAL PALETTE EXPLORER
   ========================================================================== */
.materials-section {
  background-color: #EFE9DF;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.materials-header {
  margin-bottom: 3rem;
}

.materials-interactive {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.material-nav {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.material-tab {
  font-size: 0.9rem;
  padding: 0.6rem 1.2rem;
  border-radius: 20px;
  white-space: nowrap;
  transition: var(--transition-fast);
  color: var(--color-charcoal);
  opacity: 0.7;
}

.material-tab:hover,
.material-tab.active {
  opacity: 1;
  background-color: var(--color-charcoal);
  color: var(--color-ivory);
}

.material-display {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  background-color: var(--color-ivory);
  padding: 3rem;
  border-radius: 4px;
}

.material-preview {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 2px;
}

.material-preview img {
  width: 100%;
  height: 100%;
  transition: opacity 0.4s ease, transform 0.6s ease;
}

.material-tag {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-brown);
  font-weight: 600;
}

.material-name {
  font-size: 2.4rem;
  margin: 0.5rem 0 1rem;
}

.material-body {
  font-size: 1rem;
  color: #555;
  margin-bottom: 2rem;
}

.material-spec {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.5rem;
  font-size: 0.85rem;
}

.material-spec strong {
  display: block;
  color: var(--color-brown);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   8. SLOW / EMOTIONAL FULL IMAGE
   ========================================================================== */
.emotional-image-section {
  position: relative;
  width: 100%;
  height: 75vh;
  min-height: 500px;
  overflow: hidden;
}

.emotional-img-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.parallax-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85);
}

.emotional-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(41, 39, 34, 0.6) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  padding: 2rem;
}

.emotional-tag {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--color-beige);
  margin-bottom: 1rem;
  display: block;
}

.emotional-headline {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  color: #fff;
  margin-bottom: 1rem;
}

.emotional-sub {
  font-size: 1.1rem;
  color: var(--color-beige);
  font-weight: 300;
}

/* ==========================================================================
   9. SERVICES SECTION (ACCORDION)
   ========================================================================== */
.services-section {
  background-color: var(--color-ivory);
}

.services-grid-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
}

.services-intro-text {
  font-size: 1.05rem;
  color: #555;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.services-cta-box {
  padding: 2rem;
  background-color: var(--color-beige);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

.services-accordion {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-subtle);
}

.accordion-item {
  border-bottom: 1px solid var(--border-subtle);
}

.accordion-header {
  width: 100%;
  padding: 1.8rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  transition: var(--transition-fast);
}

.service-num {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-brown);
  margin-right: 1.5rem;
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  flex: 1;
}

.accordion-icon {
  width: 18px;
  height: 18px;
  position: relative;
}

.accordion-icon::before,
.accordion-icon::after {
  content: '';
  position: absolute;
  background-color: var(--color-charcoal);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.3s ease;
}

.accordion-icon::before {
  width: 100%;
  height: 1.5px;
}

.accordion-icon::after {
  width: 1.5px;
  height: 100%;
}

.accordion-item.active .accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-editorial);
}

.accordion-item.active .accordion-content {
  max-height: 400px;
}

.accordion-body {
  padding-bottom: 2rem;
  color: #555;
}

.service-deliverables {
  margin-top: 1.2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.service-deliverables li {
  font-size: 0.88rem;
  position: relative;
  padding-left: 1.2rem;
}

.service-deliverables li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-brown);
}

/* ==========================================================================
   10. ABOUT THE STUDIO
   ========================================================================== */
.about-section {
  background-color: var(--color-beige);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}

.about-image-column {
  position: relative;
}

.about-img-frame {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: var(--shadow-soft);
}

.about-quote-box {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  background-color: var(--color-ivory);
  padding: 2rem;
  max-width: 340px;
  border-radius: 4px;
  box-shadow: var(--shadow-hover);
  border: 1px solid var(--border-subtle);
}

.about-quote-text {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  margin-bottom: 0.8rem;
  line-height: 1.4;
}

.about-quote-author {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-brown);
  display: block;
}

.about-body p {
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  color: #555;
  line-height: 1.8;
}

.about-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  display: block;
  line-height: 1;
  color: var(--color-brown);
}

.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #666;
  margin-top: 6px;
  display: block;
}

/* ==========================================================================
   11. TESTIMONIALS SECTION
   ========================================================================== */
.testimonials-section {
  background-color: #ECE4D8;
  text-align: center;
}

.testimonial-card-wrapper {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
}

.testimonial-slide {
  display: none;
  opacity: 0;
  transition: opacity 0.6s ease;
  padding: 2rem 0;
}

.testimonial-slide.active {
  display: block;
  opacity: 1;
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1.4;
  font-style: italic;
  margin-bottom: 2.5rem;
  color: var(--color-charcoal);
}

.testimonial-author strong {
  display: block;
  font-size: 1rem;
  font-weight: 500;
}

.testimonial-author span {
  font-size: 0.85rem;
  color: var(--color-brown);
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 2.5rem;
}

.slide-arrow {
  font-size: 1.4rem;
  color: var(--color-charcoal);
  padding: 0.5rem 1rem;
  transition: var(--transition-fast);
}

.slide-arrow:hover {
  color: var(--color-brown);
  transform: scale(1.15);
}

.slide-dots {
  display: flex;
  gap: 0.6rem;
}

.slide-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-taupe);
  cursor: pointer;
  transition: var(--transition-fast);
}

.slide-dots .dot.active {
  background-color: var(--color-charcoal);
  transform: scale(1.3);
}

/* ==========================================================================
   12. FINAL CTA & CONTACT FORM
   ========================================================================== */
.cta-section {
  background-color: var(--color-ivory);
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: flex-start;
}

.cta-headline {
  font-size: clamp(3rem, 5vw, 4.5rem);
  margin-bottom: 1.5rem;
}

.cta-lead {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 3rem;
  max-width: 440px;
}

.cta-direct-contacts {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
}

.contact-label {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-brown);
  display: block;
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1.05rem;
}

.cta-form-wrapper {
  background-color: #EFE8DE;
  padding: 3rem;
  border-radius: 4px;
  position: relative;
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-charcoal);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border-subtle);
  background-color: var(--color-ivory);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-charcoal);
  border-radius: 2px;
  outline: none;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-brown);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-success-message {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
}

.form-success-message.is-visible {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.success-icon {
  width: 50px;
  height: 50px;
  background-color: var(--color-sage);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

/* ==========================================================================
   13. PROJECT MODAL
   ========================================================================== */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.project-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(41, 39, 34, 0.75);
  backdrop-filter: blur(6px);
}

.modal-card {
  position: relative;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  background-color: var(--color-ivory);
  border-radius: 4px;
  overflow-y: auto;
  z-index: 201;
  box-shadow: var(--shadow-hover);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 2.2rem;
  line-height: 1;
  color: var(--color-charcoal);
  z-index: 10;
}

.modal-content-grid {
  padding: 3rem;
}

.modal-hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 2px;
  margin-bottom: 2rem;
}

.modal-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.modal-title {
  font-size: 2.5rem;
}

.modal-subtitle {
  color: var(--color-brown);
  font-size: 0.9rem;
}

.modal-description {
  font-size: 1rem;
  line-height: 1.8;
  color: #444;
  margin-bottom: 2rem;
}

.modal-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.modal-gallery img {
  aspect-ratio: 4 / 3;
  border-radius: 2px;
}

/* ==========================================================================
   14. FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-dark-muted);
  color: var(--color-ivory);
  padding-top: 5rem;
  padding-bottom: 3rem;
}

.footer-container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo-text {
  color: var(--color-ivory);
  font-size: 2rem;
}

.footer-tagline {
  margin-top: 1rem;
  color: var(--color-taupe);
  font-size: 0.95rem;
  max-width: 300px;
}

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col-title {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-taupe);
  display: block;
  margin-bottom: 1.2rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.footer-col a {
  color: rgba(244, 240, 233, 0.75);
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: #fff;
}

.footer-address {
  color: rgba(244, 240, 233, 0.75);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-bottom {
  padding-top: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-taupe);
  flex-wrap: wrap;
  gap: 1rem;
}

.back-to-top {
  color: var(--color-ivory);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}

.back-to-top:hover {
  color: var(--color-brown);
}

/* ==========================================================================
   15. ANIMATIONS & REVEALS
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-editorial), transform 0.8s var(--ease-editorial);
}

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

.reveal-delay-1 {
  transition-delay: 0.15s;
}

.reveal-delay-2 {
  transition-delay: 0.3s;
}

/* ==========================================================================
   16. RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-visual {
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-quote-box {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: -3rem;
    margin-left: 1.5rem;
  }

  .materials-display {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .cta-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    grid-column: span 1;
  }

  .philosophy-pillars {
    grid-template-columns: 1fr;
  }

  .services-grid-wrapper {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-links-group {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .material-spec {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .cta-form-wrapper {
    padding: 1.5rem;
  }

  .material-display {
    padding: 1.5rem;
  }
  
  .modal-content-grid {
    padding: 1.5rem;
  }
  
  .modal-gallery {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   17. REDUCED MOTION ACCESSIBILITY
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}