/* ==========================================================================
   PHILIP WOOD DESIGNER — ARCHITECTURAL STATIC SHOWCASE
   Palette:
     Hero BG:        #141416 (Deep Charcoal)
     Content BG:     #F5F0E8 (Warm Off-White)
     Walnut Accent:  #6B4423
     Teak Accent:    #A0693B
     WhatsApp Green: #25D366
     Blueprint Blue: #1E4FA3 (Base) / #7FB2FF (CAD Lines) — Hero Only
     Inks:           #141416 (Primary), #5C5854 (Muted), #8A847E (Light)
   Typography:
     Wordmark/Head:  'Cormorant Garamond', Georgia, serif
     Body & Specs:   'Inter', -apple-system, BlinkMacSystemFont, sans-serif
   ========================================================================== */

:root {
  --color-charcoal-dark: #0E0E10;
  --color-charcoal:      #141416;
  --color-charcoal-card: #1A1A1E;
  
  --color-offwhite-pure: #FAF7F2;
  --color-offwhite:      #F5F0E8;
  --color-offwhite-alt:  #ECE5D8;
  
  --color-walnut:        #6B4423;
  --color-walnut-dark:   #4A2E16;
  --color-teak:          #A0693B;
  --color-amber-gold:    #C59B63;
  
  --color-whatsapp:      #25D366;
  --color-whatsapp-dark: #20BA5A;
  
  --color-blueprint-deep:#0A192F;
  --color-blueprint-base:#1E4FA3;
  --color-blueprint-line:#7FB2FF;
  --color-blueprint-grid:rgba(127, 178, 255, 0.12);
  
  --color-text-main:     #141416;
  --color-text-muted:    #5C5854;
  --color-text-light:    #8A847E;
  --color-text-white:    #F5F0E8;
  
  --border-light:        rgba(20, 20, 22, 0.08);
  --border-medium:       rgba(20, 20, 22, 0.15);
  --border-dark-line:    rgba(245, 240, 232, 0.12);
  
  --font-serif:          'Cormorant Garamond', Georgia, serif;
  --font-sans:           'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:           'Inter', monospace;
  
  --ease-architectural:  cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow:     all 0.6s var(--ease-architectural);
  --transition-medium:   all 0.35s var(--ease-architectural);
  --transition-fast:     all 0.2s ease;
}

/* --------------------------------------------------------------------------
   RESET & FOUNDATIONS
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.site-body {
  font-family: var(--font-sans);
  background-color: var(--color-offwhite);
  color: var(--color-text-main);
  line-height: 1.7;
  overflow-x: hidden;
  font-weight: 400;
}

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

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

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

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* --------------------------------------------------------------------------
   SITE HEADER (Minimal Fixed: Transparent over Hero, Solid After)
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1.25rem 0;
  background-color: transparent;
  color: var(--color-text-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background-color 0.4s ease, border-color 0.4s ease, color 0.4s ease, padding 0.3s ease;
}

.site-header.is-scrolled {
  background-color: rgba(245, 240, 232, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--color-text-main);
  border-bottom: 1px solid var(--border-light);
  padding: 0.9rem 0;
}

.header-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Wordmark ONLY (No Icon or Symbol) */
.brand-wordmark-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand-wordmark {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: inherit;
  transition: color 0.3s ease;
}

.brand-meta {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.65;
  font-family: var(--font-sans);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-item {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  opacity: 0.8;
  position: relative;
  padding: 0.4rem 0;
  transition: opacity 0.25s ease, color 0.25s ease;
}

.nav-item:hover {
  opacity: 1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header-call-link {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  font-weight: 500;
  padding: 0.45rem 0.9rem;
  border: 1px solid currentColor;
  border-radius: 2px;
  opacity: 0.85;
  transition: opacity 0.25s ease, background-color 0.25s ease;
  white-space: nowrap;
}

.header-call-link:hover {
  opacity: 1;
  background-color: rgba(255, 255, 255, 0.1);
}

.site-header.is-scrolled .header-call-link:hover {
  background-color: rgba(20, 20, 22, 0.05);
}

.call-prefix {
  font-size: 0.7rem;
  opacity: 0.7;
  margin-right: 0.25rem;
  font-weight: 600;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 36px;
  height: 36px;
  color: inherit;
}

.mobile-menu-btn .bar {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: currentColor;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* --------------------------------------------------------------------------
   MOBILE DRAWER NAVIGATION
   -------------------------------------------------------------------------- */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(14, 14, 16, 0.7);
  backdrop-filter: blur(8px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.mobile-drawer-backdrop.is-active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 380px);
  background-color: var(--color-charcoal);
  color: var(--color-offwhite);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform 0.45s var(--ease-architectural);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2.5rem 2rem;
  border-left: 1px solid var(--border-dark-line);
}

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

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-dark-line);
}

.drawer-wordmark {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  font-weight: 600;
}

.drawer-close-btn {
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-offwhite);
  opacity: 0.75;
}

.drawer-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  margin: 3rem 0;
}

.drawer-link {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  letter-spacing: 0.04em;
  color: var(--color-offwhite);
  transition: transform 0.25s ease, color 0.25s ease;
}

.drawer-link:hover {
  transform: translateX(6px);
  color: var(--color-amber-gold);
}

.drawer-footer {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-dark-line);
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  opacity: 0.9;
}

.drawer-footer a {
  color: var(--color-amber-gold);
}

/* --------------------------------------------------------------------------
   HERO SECTION (Rule of Thirds: Left 2/3 Catchy Text, Right 1/3 Jaali Animation)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  background-color: var(--color-charcoal);
  color: var(--color-text-white);
  overflow: hidden;
}

.hero-sticky-frame {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Background Layers */
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.blueprint-layer {
  background-color: var(--color-blueprint-deep);
  z-index: 1;
  transition: opacity 0.5s ease;
}

.blueprint-grid-overlay {
  position: absolute;
  inset: 0;
  background-size: 24px 24px, 120px 120px;
  background-image: 
    linear-gradient(to right, rgba(127, 178, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(127, 178, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to right, rgba(127, 178, 255, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(127, 178, 255, 0.12) 1px, transparent 1px);
}

.charcoal-layer {
  background-color: var(--color-charcoal);
  z-index: 2;
  opacity: 0;
  transition: opacity 0.5s ease;
}

/* Architectural Sheet Annotations */
.sheet-annotation {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 240, 232, 0.45);
  z-index: 10;
  pointer-events: none;
}

.sheet-annotation.top-left {
  top: 5.5rem;
  left: 2.5rem;
}

.sheet-annotation.top-right {
  top: 5.5rem;
  right: 2.5rem;
}

.sheet-annotation.bottom-left {
  bottom: 2rem;
  left: 2.5rem;
}

.sheet-annotation.bottom-right {
  bottom: 2rem;
  right: 2.5rem;
}

.reg-mark {
  color: var(--color-blueprint-line);
  font-weight: 600;
  margin: 0 0.2rem;
}

/* Rule of Thirds Centerpiece Layout (Left ~60% Text, Right ~40% Jaali Animation) */
.hero-centerpiece.thirds-layout {
  position: relative;
  z-index: 5;
  width: 100%;
  max-width: 1320px;
  height: 100%;
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  align-items: center;
  gap: 5rem;
  padding: 6.5rem 2.5rem 3rem 2.5rem;
}

/* Left 2/3: Catchy Architectural Headline & Narrative */
.hero-text-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: left;
  max-width: 680px;
  z-index: 6;
}

.hero-studio-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-blueprint-line);
  font-weight: 500;
  transition: color 0.4s ease;
}

.hero-studio-tag .tag-bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.hero-catchy-headline {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 5.2vw, 4.8rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: 0.015em;
  color: var(--color-offwhite);
}

.hero-catchy-headline em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-amber-gold);
}

.hero-catchy-lead {
  font-size: 1.15rem;
  line-height: 1.8;
  color: rgba(245, 240, 232, 0.82);
  max-width: 580px;
  font-weight: 300;
}

.hero-catchy-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-top: 1px solid rgba(245, 240, 232, 0.12);
  border-bottom: 1px solid rgba(245, 240, 232, 0.12);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: rgba(245, 240, 232, 0.6);
  text-transform: uppercase;
}

.hero-catchy-meta .meta-pill {
  color: var(--color-blueprint-line);
  font-weight: 600;
  transition: color 0.4s ease;
}

.meta-sep {
  opacity: 0.35;
}

.hero-cta-wrap {
  margin-top: 0.5rem;
}

.hero-explore-btn {
  background-color: var(--color-walnut);
  color: var(--color-offwhite);
  border: 1px solid var(--color-walnut);
  padding: 0.95rem 2rem;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: 2px;
  transition: var(--transition-medium);
}

.hero-explore-btn:hover {
  background-color: var(--color-walnut-dark);
  border-color: var(--color-walnut-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.3);
}

/* Right 1/3: Pinned Transforming Jaali Graphic Box */
.hero-graphic-col {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  position: relative;
}

.graphic-frame-box {
  position: relative;
  width: 100%;
  max-width: 410px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.graphic-badge-top {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(245, 240, 232, 0.45);
  margin-bottom: 0.75rem;
  align-self: flex-start;
}

.graphic-caption-bottom {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 240, 232, 0.45);
  margin-top: 0.75rem;
  align-self: flex-end;
  transition: color 0.4s ease;
}

.jaali-svg {
  width: 100%;
  max-width: 390px;
  height: auto;
  max-height: 58vh;
  filter: drop-shadow(0 16px 40px rgba(0, 0, 0, 0.5));
  transition: filter 0.5s ease;
}

.btn-arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}

.hero-explore-btn:hover .btn-arrow {
  transform: translateY(3px);
}

/* Scroll Cue */
.hero-scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 10;
  transition: opacity 0.3s ease;
}

.cue-text {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(245, 240, 232, 0.5);
  font-family: var(--font-mono);
}

.cue-line-wrap {
  width: 1px;
  height: 28px;
  background-color: rgba(245, 240, 232, 0.15);
  position: relative;
  overflow: hidden;
}

.cue-line-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background-color: var(--color-blueprint-line);
  animation: scrollCueMove 2s infinite ease-in-out;
}

@keyframes scrollCueMove {
  0% { transform: translateY(-100%); }
  50% { transform: translateY(100%); }
  100% { transform: translateY(200%); }
}

/* --------------------------------------------------------------------------
   CONTENT SECTIONS (Warm Off-White Background)
   -------------------------------------------------------------------------- */
.content-section {
  padding: 7.5rem 0;
  background-color: var(--color-offwhite);
  color: var(--color-text-main);
  position: relative;
}

.section-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-medium);
  margin-bottom: 3.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-walnut);
  font-weight: 500;
}

.section-sheet-id {
  opacity: 0.6;
  color: var(--color-text-muted);
}

.section-main-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--color-text-main);
  margin-bottom: 0.8rem;
}

.section-subtext {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   SECTION 01: ABOUT (No Numbers)
   -------------------------------------------------------------------------- */
.about-content-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.about-statement {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 3.8vw, 3.4rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--color-text-main);
  margin-bottom: 2rem;
}

.about-established-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.6rem 1.2rem;
  background-color: var(--color-offwhite-alt);
  border-left: 2px solid var(--color-walnut);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.about-paragraph {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.about-paragraph.lead {
  font-size: 1.15rem;
  color: var(--color-text-main);
}

.about-paragraph strong {
  color: var(--color-text-main);
  font-weight: 600;
}

.about-specs-table {
  margin-top: 2.5rem;
  border-top: 1px solid var(--border-medium);
}

.specs-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9rem;
}

.specs-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.specs-value {
  color: var(--color-text-main);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   SECTION 02: SERVICES (Numbered List Replaced with Clean Architectural Rows)
   -------------------------------------------------------------------------- */
.services-header-row {
  margin-bottom: 3.5rem;
}

.services-list-container {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border-medium);
}

.service-row-item {
  position: relative;
  display: grid;
  grid-template-columns: 320px 1fr 40px;
  align-items: baseline;
  padding: 2.2rem 1rem;
  border-top: 1px solid var(--border-medium);
  transition: background-color 0.3s ease;
  cursor: default;
}

.service-row-item::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-walnut);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-architectural);
}

.service-row-item:hover {
  background-color: rgba(107, 68, 35, 0.03);
}

.service-row-item:hover::after {
  transform: scaleX(1);
}

.service-col-title {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.service-name {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-text-main);
  transition: color 0.25s ease;
}

.service-row-item:hover .service-name {
  color: var(--color-walnut);
}

.service-badge {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font-mono);
}

.service-col-desc {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  padding-right: 2rem;
}

.service-col-arrow {
  font-size: 1.3rem;
  color: var(--color-text-light);
  text-align: right;
  transition: transform 0.3s ease, color 0.3s ease;
}

.service-row-item:hover .service-col-arrow {
  color: var(--color-walnut);
  transform: translateX(6px);
}

/* --------------------------------------------------------------------------
   SECTION 03: GALLERY (Real Workshop Photos)
   -------------------------------------------------------------------------- */
.gallery-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3.5rem;
}

/* Asymmetric Architectural Gallery Grid */
.gallery-masonry-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
}

.gallery-card {
  position: relative;
  background-color: var(--color-offwhite-pure);
  border: 1px solid var(--border-light);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.4s var(--ease-architectural), box-shadow 0.4s ease, border-color 0.4s ease;
}

.gallery-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-teak);
  box-shadow: 0 16px 36px rgba(20, 20, 22, 0.08);
}

.gallery-card.card-featured {
  grid-column: span 5;
  grid-row: span 2;
}

.gallery-card:nth-child(2),
.gallery-card:nth-child(3) {
  grid-column: span 7;
}

.gallery-card.card-wide {
  grid-column: span 6;
}

.card-image-wrap {
  position: relative;
  overflow: hidden;
  width: 100%;
  background-color: #1a1a1c;
}

.gallery-card.card-featured .card-image-wrap {
  aspect-ratio: 682 / 920;
}

.gallery-card:nth-child(2) .card-image-wrap,
.gallery-card:nth-child(3) .card-image-wrap {
  aspect-ratio: 16 / 9;
}

.gallery-card.card-wide .card-image-wrap {
  aspect-ratio: 16 / 10;
}

.gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-architectural);
}

.gallery-card:hover .gallery-img {
  transform: scale(1.04);
}

.card-overlay-indicator {
  position: absolute;
  inset: 0;
  background-color: rgba(20, 20, 22, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.gallery-card:hover .card-overlay-indicator {
  opacity: 1;
}

.overlay-icon {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-offwhite);
  padding: 0.6rem 1.2rem;
  background-color: rgba(20, 20, 22, 0.75);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2px;
}

.card-info {
  padding: 1.4rem 1.6rem;
  border-top: 1px solid var(--border-light);
  background-color: var(--color-offwhite-pure);
}

.card-fig {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-walnut);
  margin-bottom: 0.35rem;
}

.card-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text-main);
  margin-bottom: 0.25rem;
}

.card-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   SECTION 04: CONTACT (3 Clean Architectural Cards)
   -------------------------------------------------------------------------- */
.contact-intro-row {
  margin-bottom: 3.5rem;
}

.contact-buttons-grid.three-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.contact-action-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2.2rem 2.2rem;
  background-color: var(--color-offwhite-pure);
  border: 1px solid var(--border-medium);
  border-radius: 2px;
  min-height: 190px;
  transition: transform 0.35s var(--ease-architectural), border-color 0.35s ease, box-shadow 0.35s ease;
  position: relative;
  overflow: hidden;
}

.contact-action-btn:hover {
  transform: translateY(-3px);
  border-color: var(--color-walnut);
  box-shadow: 0 14px 32px rgba(107, 68, 35, 0.08);
}

.btn-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.btn-meta-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-walnut);
  font-weight: 500;
}

.btn-icon-symbol {
  font-size: 1.3rem;
  color: var(--color-text-light);
  transition: transform 0.25s ease, color 0.25s ease;
}

.contact-action-btn:hover .btn-icon-symbol {
  transform: translateX(4px);
  color: var(--color-walnut);
}

.btn-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.btn-action-label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

.btn-action-value {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--color-text-main);
  line-height: 1.25;
}

.btn-action-sub {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-top: 0.2rem;
}

/* Contact Details as Text */
.contact-details-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border-medium);
}

.detail-block {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.detail-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-walnut);
}

.detail-address,
.detail-text {
  font-style: normal;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.detail-text a {
  color: var(--color-text-main);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.detail-text a:hover {
  color: var(--color-walnut);
}

/* --------------------------------------------------------------------------
   FOOTER (Minimal & Restrained)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-charcoal);
  color: var(--color-offwhite);
  padding: 5rem 0 3rem 0;
  border-top: 1px solid var(--border-dark-line);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.footer-wordmark-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-wordmark {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-offwhite);
}

.footer-address-text {
  font-size: 0.9rem;
  color: rgba(245, 240, 232, 0.6);
  max-width: 540px;
}

.footer-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(245, 240, 232, 0.1);
  font-size: 0.8rem;
  color: rgba(245, 240, 232, 0.5);
}

.footer-meta-notes {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.footer-back-top {
  color: var(--color-amber-gold);
}

.footer-back-top:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   THE ONLY WHATSAPP US BUTTON (Permanent Floating Action Button on All Devices)
   -------------------------------------------------------------------------- */
.floating-whatsapp-btn {
  display: flex;
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99;
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  padding: 0.85rem 1.4rem;
  border-radius: 9999px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.floating-whatsapp-btn:hover {
  background-color: var(--color-whatsapp-dark);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

/* --------------------------------------------------------------------------
   INTERACTIVE LIGHTBOX MODAL
   -------------------------------------------------------------------------- */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.lightbox-modal.is-active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(14, 14, 16, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lightbox-frame {
  position: relative;
  z-index: 5;
  width: min(92vw, 1100px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-charcoal);
  border: 1px solid var(--border-dark-line);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-dark-line);
}

.lightbox-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--color-amber-gold);
}

.lightbox-close-btn {
  font-size: 1.8rem;
  color: var(--color-offwhite);
  line-height: 1;
  opacity: 0.75;
  transition: opacity 0.2s ease;
}

.lightbox-close-btn:hover {
  opacity: 1;
}

.lightbox-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  min-height: 380px;
  background-color: #0c0c0e;
  overflow: hidden;
}

.lightbox-image-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-height: 60vh;
}

.lightbox-active-img {
  max-width: 100%;
  max-height: 60vh;
  object-fit: contain;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  line-height: 1;
  color: var(--color-offwhite);
  background-color: rgba(20, 20, 22, 0.65);
  border: 1px solid var(--border-dark-line);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.lightbox-nav-btn:hover {
  background-color: var(--color-walnut);
}

.lightbox-nav-btn.prev {
  left: 1.5rem;
}

.lightbox-nav-btn.next {
  right: 1.5rem;
}

.lightbox-footer {
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--border-dark-line);
}

.lightbox-footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.lightbox-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-offwhite);
  margin-bottom: 0.25rem;
}

.lightbox-caption {
  font-size: 0.88rem;
  color: rgba(245, 240, 232, 0.7);
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN (Breakpoints)
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .hero-centerpiece.thirds-layout {
    gap: 3rem;
    padding: 6rem 2rem 2.5rem 2rem;
  }
  .about-content-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .service-row-item {
    grid-template-columns: 240px 1fr 30px;
    padding: 1.8rem 0.5rem;
  }
  .gallery-card.card-featured {
    grid-column: span 12;
    grid-row: auto;
  }
  .gallery-card:nth-child(2),
  .gallery-card:nth-child(3) {
    grid-column: span 6;
  }
}

@media (max-width: 900px) {
  .sheet-annotation {
    display: none;
  }
  
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero-centerpiece.thirds-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 5rem 1.5rem 2rem 1.5rem;
    text-align: center;
  }

  .hero-text-col {
    align-items: center;
    text-align: center;
    max-width: 100%;
    gap: 1.2rem;
  }

  .hero-catchy-headline {
    font-size: clamp(2.3rem, 7vw, 3.2rem);
  }

  .hero-catchy-lead {
    font-size: 1rem;
    max-width: 100%;
  }

  .hero-catchy-meta {
    justify-content: center;
  }

  .graphic-frame-box {
    max-width: 280px;
  }

  .jaali-svg {
    max-height: 38vh;
    max-width: 260px;
  }

  .graphic-badge-top,
  .graphic-caption-bottom {
    align-self: center;
  }

  .contact-buttons-grid.three-cards {
    grid-template-columns: 1fr;
  }

  .contact-details-bar {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .service-row-item {
    grid-template-columns: 1fr;
    row-gap: 0.6rem;
    padding: 1.5rem 0;
  }

  .service-col-arrow {
    display: none;
  }

  .gallery-masonry-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .gallery-card:nth-child(2),
  .gallery-card:nth-child(3),
  .gallery-card.card-wide {
    grid-column: span 1;
  }

  .footer-bottom-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .lightbox-nav-btn {
    width: 42px;
    height: 42px;
    font-size: 1.8rem;
  }
}

/* --------------------------------------------------------------------------
   ACCESSIBILITY: PREFERS-REDUCED-MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-section {
    height: auto;
    min-height: 100vh;
  }

  .hero-sticky-frame {
    height: auto;
    min-height: 100vh;
    padding: 7rem 0 4rem 0;
  }

  .blueprint-layer {
    opacity: 0 !important;
    display: none !important;
  }

  .charcoal-layer {
    opacity: 1 !important;
  }

  #woodMaterialLayer {
    opacity: 1 !important;
  }

  #wireframeLayer,
  #structureDepthLayer,
  #dimensionLayer,
  .hero-scroll-cue {
    display: none !important;
  }
}