/* =========================================================
   Gorge Builds — Website Styles
   Cabin Construction · Red River Gorge · Kentucky
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Archivo+Black&family=Oswald:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  /* Color · Brand */
  --gb-forest:        #2D5A3D;
  --gb-forest-deep:   #1E4029;
  --gb-forest-soft:   #4A7A5A;
  --gb-forest-pale:   #DCE6DD;

  /* Color · Neutrals */
  --gb-black:         #0E0E0E;
  --gb-charcoal:      #2A2A2A;
  --gb-ink:           #404040;
  --gb-stone:         #6B6B6B;
  --gb-fog:           #A8A39A;
  --gb-cream:         #F2EBE0;
  --gb-cream-soft:    #E8E0D2;
  --gb-paper:         #F8F3E8;
  --gb-white:         #FFFFFF;

  /* Color · Accent */
  --gb-clay:          #B5654A;

  /* Color · Semantic */
  --gb-fg-1:          var(--gb-black);
  --gb-fg-2:          var(--gb-ink);
  --gb-fg-3:          var(--gb-stone);
  --gb-fg-4:          var(--gb-fog);
  --gb-fg-on-dark:    var(--gb-cream);
  --gb-fg-accent:     var(--gb-forest);
  --gb-bg-1:          var(--gb-cream);
  --gb-bg-2:          var(--gb-cream-soft);
  --gb-bg-dark:       var(--gb-black);

  /* Lines */
  --gb-line:          rgba(14, 14, 14, 0.14);
  --gb-line-strong:   rgba(14, 14, 14, 0.28);
  --gb-line-on-dark:  rgba(242, 235, 224, 0.18);

  /* Type */
  --gb-font-display:   'Archivo Black', 'Helvetica Neue', Arial, sans-serif;
  --gb-font-condensed: 'Oswald', 'Archivo Narrow', 'Helvetica Neue', sans-serif;
  --gb-font-sans:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;

  /* Spacing (8px base) */
  --gb-space-1: 4px;   --gb-space-2: 8px;   --gb-space-3: 12px;
  --gb-space-4: 16px;  --gb-space-5: 24px;  --gb-space-6: 32px;
  --gb-space-7: 48px;  --gb-space-8: 64px;  --gb-space-9: 96px;
  --gb-space-10: 128px;

  /* Radii */
  --gb-radius-sm: 2px;
  --gb-radius-md: 4px;
  --gb-radius-lg: 8px;

  /* Shadows */
  --gb-shadow-sm:  0 1px 2px rgba(14, 14, 14, 0.06);
  --gb-shadow-md:  0 12px 32px -12px rgba(14, 14, 14, 0.18);
  --gb-shadow-lg:  0 32px 64px -24px rgba(14, 14, 14, 0.28);

  /* Motion */
  --gb-ease-out:      cubic-bezier(0.22, 1, 0.36, 1);
  --gb-ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --gb-dur-fast:      150ms;
  --gb-dur-base:      240ms;
  --gb-dur-slow:      480ms;
  --gb-dur-hero:      800ms;

  /* Layout */
  --gb-max-content: 1280px;
  --gb-max-bleed:   1440px;
  --gb-gutter:      80px;
}


/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; padding: 0;
  font-family: var(--gb-font-sans);
  color: var(--gb-fg-2);
  background: var(--gb-bg-1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}
a { cursor: pointer; text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }
button { cursor: pointer; font: inherit; }
ul { list-style: none; margin: 0; padding: 0; }


/* ---------- Utility ---------- */
.container {
  max-width: var(--gb-max-content);
  margin: 0 auto;
  padding-left: 48px;
  padding-right: 48px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}


/* ---------- Typography ---------- */
.eyebrow {
  font-family: var(--gb-font-condensed);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gb-forest);
}

.eyebrow-rule {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
}
.eyebrow-rule::before,
.eyebrow-rule::after {
  content: '';
  width: 48px;
  height: 2px;
  background: currentColor;
  flex-shrink: 0;
}
.eyebrow-rule .eyebrow {
  color: inherit;
}

.display-hero {
  font-family: var(--gb-font-display);
  font-weight: 400;
  font-size: clamp(56px, 8vw, 104px);
  line-height: 0.95;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.display-xl {
  font-family: var(--gb-font-display);
  font-weight: 400;
  font-size: clamp(48px, 6vw, 88px);
  line-height: 0.95;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.display-lg {
  font-family: var(--gb-font-display);
  font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 0.95;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.display-md {
  font-family: var(--gb-font-display);
  font-weight: 400;
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 0.95;
  letter-spacing: -0.005em;
  text-transform: uppercase;
}

.display-sm {
  font-family: var(--gb-font-display);
  font-weight: 400;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.05;
  letter-spacing: -0.005em;
  text-transform: uppercase;
}

.heading-condensed {
  font-family: var(--gb-font-condensed);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.1;
}

.body-lg {
  font-family: var(--gb-font-sans);
  font-size: 22px;
  line-height: 1.5;
  font-weight: 400;
}

.body-md {
  font-family: var(--gb-font-sans);
  font-size: 18px;
  line-height: 1.65;
  font-weight: 400;
}

.body-base {
  font-family: var(--gb-font-sans);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
}

.philosophy-text {
  font-family: var(--gb-font-sans);
  font-weight: 400;
  font-size: clamp(22px, 3vw, 36px);
  line-height: 1.3;
  color: var(--gb-black);
}


/* ---------- Buttons ---------- */
.btn {
  font-family: var(--gb-font-condensed);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 14px 26px;
  border: 2px solid transparent;
  border-radius: var(--gb-radius-md);
  cursor: pointer;
  transition: all 200ms var(--gb-ease-out);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  line-height: 1;
}
.btn:active {
  transform: translateY(1px);
}
.btn:focus-visible {
  outline: 2px solid var(--gb-forest);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--gb-forest);
  color: #fff;
  border-color: var(--gb-forest);
}
.btn-primary:hover {
  background: var(--gb-forest-deep);
  border-color: var(--gb-forest-deep);
}

.btn-black {
  background: var(--gb-black);
  color: #fff;
  border-color: var(--gb-black);
}
.btn-black:hover {
  background: var(--gb-charcoal);
  border-color: var(--gb-charcoal);
}

.btn-outline {
  background: transparent;
  color: var(--gb-black);
  border-color: var(--gb-black);
}
.btn-outline:hover {
  background: var(--gb-black);
  color: var(--gb-cream);
}

.btn-on-dark {
  background: transparent;
  color: var(--gb-cream);
  border-color: var(--gb-cream);
}
.btn-on-dark:hover {
  background: var(--gb-cream);
  color: var(--gb-black);
}

.btn-ghost {
  background: transparent;
  color: var(--gb-black);
  padding: 14px 0;
  border: none;
}
.btn-ghost:hover {
  color: var(--gb-forest);
}


/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--gb-dur-base) var(--gb-ease-standard),
              border-color var(--gb-dur-base) var(--gb-ease-standard),
              backdrop-filter var(--gb-dur-base) var(--gb-ease-standard);
}
.site-header[data-theme="transparent"] {
  background: transparent;
  border-bottom: 1px solid transparent;
}
.site-header[data-theme="solid"] {
  background: rgba(242, 235, 224, 0.92);
  border-bottom: 1px solid var(--gb-line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  max-width: var(--gb-max-content);
  margin: 0 auto;
  padding: 20px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.header-logo-img {
  height: 120px;
  width: auto;
  transition: opacity var(--gb-dur-base) var(--gb-ease-standard);
}
.header-logo-light {
  position: absolute;
  top: 0;
  left: 0;
}
.header-logo {
  position: relative;
}
.site-header[data-theme="transparent"] .header-logo-dark {
  opacity: 0;
}
.site-header[data-theme="transparent"] .header-logo-light {
  opacity: 1;
}
.site-header[data-theme="solid"] .header-logo-dark {
  opacity: 1;
}
.site-header[data-theme="solid"] .header-logo-light {
  opacity: 0;
}

.header-nav {
  display: flex;
  gap: 32px;
}
.header-nav a {
  font-family: var(--gb-font-condensed);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: color var(--gb-dur-fast) var(--gb-ease-standard),
              border-color var(--gb-dur-fast) var(--gb-ease-standard);
}
.site-header[data-theme="transparent"] .header-nav a {
  color: var(--gb-cream);
}
.site-header[data-theme="solid"] .header-nav a {
  color: var(--gb-black);
}
.header-nav a:hover,
.header-nav a.active {
  color: var(--gb-forest);
  border-bottom-color: var(--gb-forest);
}
.site-header[data-theme="transparent"] .header-nav a:hover,
.site-header[data-theme="transparent"] .header-nav a.active {
  color: var(--gb-cream);
  border-bottom-color: var(--gb-cream);
}

.header-cta {
  transition: background var(--gb-dur-fast) var(--gb-ease-standard),
              color var(--gb-dur-fast) var(--gb-ease-standard),
              border-color var(--gb-dur-fast) var(--gb-ease-standard);
}
.site-header[data-theme="transparent"] .header-cta {
  background: transparent;
  color: var(--gb-cream);
  border-color: var(--gb-cream);
}
.site-header[data-theme="transparent"] .header-cta:hover {
  background: var(--gb-cream);
  color: var(--gb-black);
}
.site-header[data-theme="solid"] .header-cta {
  background: var(--gb-forest);
  color: #fff;
  border-color: var(--gb-forest);
}
.site-header[data-theme="solid"] .header-cta:hover {
  background: var(--gb-forest-deep);
  border-color: var(--gb-forest-deep);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}
.menu-toggle svg {
  transition: color var(--gb-dur-fast) var(--gb-ease-standard);
}
.site-header[data-theme="transparent"] .menu-toggle svg {
  color: var(--gb-cream);
}
.site-header[data-theme="solid"] .menu-toggle svg {
  color: var(--gb-black);
}


/* ---------- Page Screens ---------- */
.page {
  display: none;
}
.page.active {
  display: block;
}


/* ---------- Split Hero ---------- */
.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
}
.hero-split-text {
  background: var(--gb-black);
  color: var(--gb-cream);
  display: flex;
  align-items: center;
  padding: 160px 64px 80px;
}
.hero-split-text-inner {
  max-width: 560px;
  margin-left: auto;
}
.hero-split-text h1 {
  color: var(--gb-cream);
  margin: 20px 0 0;
}
.hero-sub {
  font-size: 20px;
  line-height: 1.55;
  margin: 28px 0 40px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-split-photo {
  position: relative;
  overflow: hidden;
}
.hero-split-photo .photo-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}


/* ---------- Stats Bar ---------- */
.stats-bar {
  background: var(--gb-forest);
  padding: 0;
}
.stats-bar-inner {
  max-width: var(--gb-max-bleed);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 48px 32px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: var(--gb-font-display);
  font-size: clamp(28px, 3vw, 40px);
  color: var(--gb-cream);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.stat-label {
  font-family: var(--gb-font-condensed);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--gb-forest-pale);
  margin-top: 8px;
}


/* ---------- Intro / Promise Section ---------- */
.intro-section {
  background: var(--gb-cream);
  padding: 128px 48px;
}
.intro-grid {
  max-width: var(--gb-max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.intro-left h2 {
  color: var(--gb-black);
  margin-top: 12px;
  font-size: clamp(36px, 4.2vw, 58px);
}
.intro-right .body-lg {
  color: var(--gb-fg-2);
  margin-bottom: 40px;
}
.intro-promises {
  display: flex;
  flex-direction: column;
  gap: 20px;
  border-top: 2px solid var(--gb-black);
  padding-top: 32px;
}
.promise-row {
  display: flex;
  gap: 16px;
  font-size: 16px;
  line-height: 1.55;
  color: var(--gb-fg-2);
}
.promise-row strong {
  color: var(--gb-black);
}
.promise-marker {
  width: 4px;
  flex-shrink: 0;
  background: var(--gb-forest);
  border-radius: 2px;
  margin-top: 4px;
  align-self: stretch;
}


/* ---------- Showcase (Featured Build) ---------- */
.showcase-section {
  background: var(--gb-cream-soft);
}
.showcase-item {
  max-width: var(--gb-max-bleed);
  margin: 0 auto;
}
.showcase-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  min-height: 560px;
}
.showcase-photo {
  position: relative;
  overflow: hidden;
}
.showcase-photo .photo-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.showcase-info {
  background: var(--gb-black);
  color: var(--gb-cream);
  padding: 72px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.showcase-info .eyebrow { color: var(--gb-forest-soft); }
.showcase-info h3 {
  font-family: var(--gb-font-display);
  font-size: clamp(28px, 3vw, 44px);
  line-height: 0.95;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--gb-cream);
  margin: 16px 0 20px;
}
.showcase-info > p {
  font-size: 16px;
  line-height: 1.65;
  opacity: 0.8;
}
.showcase-stats {
  display: flex;
  gap: 40px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--gb-line-on-dark);
}
.showcase-stat-val {
  font-family: var(--gb-font-display);
  font-size: 26px;
  color: var(--gb-cream);
}
.showcase-stat-lbl {
  font-family: var(--gb-font-condensed);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gb-forest-soft);
  margin-top: 4px;
}


/* ---------- Process Horizontal (Home) ---------- */
.process-horiz {
  background: var(--gb-black);
  color: var(--gb-cream);
  padding: 128px 48px;
}
.process-horiz-header {
  margin-bottom: 64px;
}
.process-horiz-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  max-width: var(--gb-max-content);
  margin: 0 auto;
}
.process-horiz-step {
  padding: 32px 24px;
  border-left: 1px solid var(--gb-line-on-dark);
  position: relative;
}
.process-horiz-step:first-child { border-left: none; }
.process-horiz-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gb-forest);
}
.process-horiz-num {
  font-family: var(--gb-font-display);
  font-size: 16px;
  color: var(--gb-forest-soft);
  margin-bottom: 16px;
}
.process-horiz-title {
  font-family: var(--gb-font-condensed);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.process-horiz-body {
  font-size: 13px;
  line-height: 1.6;
  opacity: 0.65;
}


/* ---------- Selected Work Section ---------- */
.selected-work {
  background: var(--gb-cream-soft);
  padding: 128px 48px;
}
.selected-work-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 64px;
  gap: 24px;
}
.selected-work-header h2 {
  margin-top: 12px;
  color: var(--gb-black);
}
.view-all-link {
  font-family: var(--gb-font-condensed);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gb-black);
  border-bottom: 2px solid var(--gb-black);
  padding-bottom: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}
.view-all-link:hover {
  color: var(--gb-forest);
  border-color: var(--gb-forest);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

/* Project Card */
.project-card {
  display: block;
  text-decoration: none;
  color: inherit;
}
.project-card-image {
  overflow: hidden;
  border-radius: 0;
}
.project-card-image .photo-placeholder {
  transition: transform 600ms var(--gb-ease-out);
}
.project-card:hover .photo-placeholder {
  transform: scale(1.02);
}
.project-card-body {
  padding-top: 20px;
}
.project-card-body .eyebrow {
  font-size: 12px;
}
.project-card-title {
  font-family: var(--gb-font-display);
  font-size: 22px;
  line-height: 1.05;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--gb-black);
  margin: 10px 0 8px;
}
.project-card.large .project-card-title {
  font-size: 32px;
}
.project-card-meta {
  font-family: var(--gb-font-sans);
  font-size: 13px;
  color: var(--gb-fg-3);
}

/* Photo Placeholders (gradient stand-ins for real photography) */
.photo-placeholder {
  width: 100%;
  position: relative;
  overflow: hidden;
}
.photo-placeholder.ratio-4-3  { aspect-ratio: 4/3; }
.photo-placeholder.ratio-3-2  { aspect-ratio: 3/2; }
.photo-placeholder.ratio-16-8 { aspect-ratio: 16/8; }
.photo-placeholder.ratio-21-9 { aspect-ratio: 21/9; }
.photo-placeholder.ratio-auto {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.photo-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
}

.photo-placeholder.seed-0 { background: url('../assets/photos/cabin-0.jpg') center/cover no-repeat; }
.photo-placeholder.seed-1 { background: url('../assets/photos/cabin-1.jpg') center/cover no-repeat; }
.photo-placeholder.seed-2 { background: url('../assets/photos/cabin-2.jpg') center/cover no-repeat; }
.photo-placeholder.seed-3 { background: url('../assets/photos/cabin-3.jpg') center/cover no-repeat; }
.photo-placeholder.seed-4 { background: url('../assets/photos/cabin-4.jpg') center/cover no-repeat; }
.photo-placeholder.seed-5 { background: url('../assets/photos/cabin-5.jpg') center/cover no-repeat; }
.photo-placeholder.seed-6 { background: url('../assets/photos/cabin-6.jpg') center/cover no-repeat; }
.photo-placeholder.seed-7 { background: url('../assets/photos/cabin-7.jpg') center/cover no-repeat; }
.photo-placeholder.seed-8 { background: url('../assets/photos/cabin-8.jpg') center/cover no-repeat; }


/* ---------- Process Teaser (Home) ---------- */
.process-teaser {
  background: var(--gb-black);
  color: var(--gb-cream);
  padding: 128px 48px;
}
.process-teaser-inner {
  max-width: var(--gb-max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 96px;
  align-items: center;
}
.process-teaser .eyebrow {
  color: var(--gb-forest-soft);
}
.process-teaser h2 {
  color: var(--gb-cream);
  margin: 12px 0 32px;
}
.process-teaser-text {
  font-size: 18px;
  line-height: 1.65;
  opacity: 0.85;
  margin-bottom: 40px;
}

.process-step-preview {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--gb-line-on-dark);
}
.process-step-preview:first-child {
  border-top: 1px solid var(--gb-line-on-dark);
}
.process-step-num {
  font-family: var(--gb-font-display);
  font-size: 18px;
  color: var(--gb-forest-soft);
  padding-top: 4px;
}
.process-step-title {
  font-family: var(--gb-font-condensed);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.process-step-body {
  font-size: 14px;
  line-height: 1.65;
  opacity: 0.7;
}


/* ---------- CTA Banner ---------- */
.cta-banner {
  background: var(--gb-forest);
  color: var(--gb-cream);
  padding: 160px 48px;
  text-align: center;
}
.cta-banner-inner {
  max-width: 720px;
  margin: 0 auto;
}
.cta-banner .eyebrow-rule {
  color: var(--gb-cream);
}
.cta-banner h2 {
  color: var(--gb-cream);
  margin: 32px 0 24px;
}
.cta-banner p {
  font-size: 20px;
  line-height: 1.5;
  opacity: 0.92;
  margin-bottom: 40px;
}


/* ---------- Work Page ---------- */
.work-hero {
  background: var(--gb-cream);
  padding: 200px 48px 80px;
}
.work-hero .eyebrow {
  display: block;
}
.work-hero h1 {
  color: var(--gb-black);
  margin: 16px 0 32px;
}
.work-hero p {
  font-size: 20px;
  line-height: 1.55;
  color: var(--gb-fg-2);
  max-width: 640px;
}

.filter-chips {
  display: flex;
  gap: 12px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.filter-chip {
  font-family: var(--gb-font-condensed);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--gb-radius-sm);
  border: 1px solid var(--gb-line-strong);
  background: transparent;
  color: var(--gb-black);
  cursor: pointer;
  transition: all var(--gb-dur-fast) var(--gb-ease-standard);
}
.filter-chip:hover {
  border-color: var(--gb-black);
}
.filter-chip.active {
  background: var(--gb-black);
  color: var(--gb-cream);
  border-color: var(--gb-black);
}

.work-grid {
  background: var(--gb-cream);
  padding: 0 48px 160px;
}
.work-grid-inner {
  max-width: var(--gb-max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px 48px;
}


/* ---------- Project Detail ---------- */
.project-hero {
  position: relative;
  overflow: hidden;
}
.project-hero-overlay {
  position: absolute;
  bottom: 64px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--gb-cream);
  max-width: 900px;
  padding: 0 48px;
  width: 100%;
  z-index: 2;
}
.project-hero-overlay .eyebrow {
  color: var(--gb-cream);
}
.project-hero-overlay h1 {
  color: var(--gb-cream);
  margin-top: 16px;
}
.project-hero .photo-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(14,14,14,0.55) 100%);
}

.project-info {
  padding: 80px 48px;
  background: var(--gb-cream);
}
.project-info-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
}

.specs-list {
  margin-top: 24px;
  font-family: var(--gb-font-sans);
  font-size: 14px;
  line-height: 2.4;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--gb-line);
  padding: 8px 0;
}
.spec-label { color: var(--gb-fg-3); }
.spec-value { color: var(--gb-black); font-weight: 600; }

.project-blurb {
  font-family: var(--gb-font-sans);
  font-size: 26px;
  line-height: 1.4;
  color: var(--gb-black);
  font-weight: 500;
  margin-bottom: 32px;
}
.project-description {
  font-size: 16px;
  line-height: 1.75;
  color: var(--gb-fg-2);
}

.project-gallery {
  padding: 0 48px 120px;
  max-width: var(--gb-max-content);
  margin: 0 auto;
}
.project-gallery-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.next-project {
  background: var(--gb-cream-soft);
  padding: 120px 48px;
}
.next-project-inner {
  max-width: var(--gb-max-content);
  margin: 0 auto;
}
.next-project-link {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-top: 32px;
  text-decoration: none;
  color: inherit;
}
.next-project-link .view-project {
  font-family: var(--gb-font-condensed);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gb-black);
  border-bottom: 2px solid var(--gb-black);
  padding-bottom: 3px;
  display: inline-block;
}
.next-project-link h3 {
  font-family: var(--gb-font-display);
  font-size: clamp(32px, 4vw, 52px);
  line-height: 0.95;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 12px 0 24px;
  color: var(--gb-black);
}


/* ---------- Process Page ---------- */
.process-hero {
  background: var(--gb-cream);
  padding: 200px 48px 80px;
}
.process-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.process-hero h1 {
  color: var(--gb-black);
  margin: 16px 0 32px;
}
.process-hero p {
  font-size: 22px;
  line-height: 1.5;
  color: var(--gb-fg-2);
  max-width: 720px;
}

.process-steps {
  background: var(--gb-cream);
  padding: 40px 48px 160px;
}
.process-steps-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.process-step {
  display: grid;
  grid-template-columns: 120px 1fr 1.4fr;
  gap: 64px;
  align-items: start;
  padding: 64px 0;
  border-top: 2px solid var(--gb-black);
}
.process-step-number {
  font-family: var(--gb-font-display);
  font-size: 28px;
  color: var(--gb-forest);
}
.process-step h2 {
  color: var(--gb-black);
}
.process-step p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--gb-fg-2);
}


/* ---------- Contact Page ---------- */
.contact-section {
  background: var(--gb-cream);
  padding: 200px 48px 80px;
}
.contact-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 96px;
}
.contact-info .eyebrow {
  display: block;
}
.contact-info h1 {
  color: var(--gb-black);
  margin: 16px 0 32px;
}
.contact-info > p {
  font-size: 18px;
  line-height: 1.55;
  color: var(--gb-fg-2);
  margin-bottom: 48px;
}
.contact-details {
  border-top: 2px solid var(--gb-black);
  padding-top: 32px;
  font-size: 14px;
  line-height: 2;
  color: var(--gb-fg-2);
}
.contact-detail-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.contact-detail-row svg {
  flex-shrink: 0;
}

.contact-form-wrap {
  background: var(--gb-cream-soft);
  padding: 56px;
}
.contact-form {
  display: grid;
  gap: 24px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field-label {
  display: block;
  font-family: var(--gb-font-condensed);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--gb-black);
  margin-bottom: 8px;
}
.field-input,
.field-textarea {
  width: 100%;
  font-family: var(--gb-font-sans);
  font-size: 15px;
  color: var(--gb-black);
  background: #fff;
  border: 1px solid var(--gb-line-strong);
  border-radius: var(--gb-radius-sm);
  padding: 14px 16px;
  outline: none;
  transition: border-color var(--gb-dur-fast) var(--gb-ease-standard);
}
.field-input:focus,
.field-textarea:focus {
  border-color: var(--gb-forest);
}
.field-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  text-align: center;
  padding: 64px 0;
}
.form-success h3 {
  font-family: var(--gb-font-display);
  font-size: 40px;
  text-transform: uppercase;
  margin: 24px 0 12px;
  color: var(--gb-black);
}
.form-success p {
  font-size: 15px;
  color: var(--gb-fg-2);
}


/* ---------- Footer ---------- */
.site-footer {
  background: var(--gb-black);
  color: var(--gb-cream);
  padding: 96px 48px 48px;
}
.footer-grid {
  max-width: var(--gb-max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}
.footer-brand-name {
  font-family: var(--gb-font-display);
  font-size: 22px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.footer-brand-sub {
  font-family: var(--gb-font-condensed);
  font-size: 12px;
  letter-spacing: 0.2em;
  font-weight: 600;
  color: var(--gb-forest-soft);
  margin-top: 8px;
}
.footer-brand-tagline {
  font-family: var(--gb-font-display);
  font-size: 22px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1;
  margin-top: 28px;
  opacity: 0.75;
  white-space: nowrap;
}
.footer-col-heading {
  font-family: var(--gb-font-condensed);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--gb-forest-soft);
  margin-bottom: 18px;
}
.footer-col a,
.footer-col span {
  display: block;
  font-family: var(--gb-font-sans);
  font-size: 14px;
  line-height: 2;
  opacity: 0.8;
  text-decoration: none;
  color: var(--gb-cream);
}
.footer-col a:hover {
  opacity: 1;
}
.footer-bottom {
  max-width: var(--gb-max-content);
  margin: 64px auto 0;
  border-top: 1px solid var(--gb-line-on-dark);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  opacity: 0.6;
}


/* ---------- Scroll Animations ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--gb-dur-slow) var(--gb-ease-out),
              transform var(--gb-dur-slow) var(--gb-ease-out);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ---------- Mobile Nav Overlay ---------- */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--gb-cream);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--gb-dur-base) var(--gb-ease-standard);
}
.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav a {
  font-family: var(--gb-font-display);
  font-size: 36px;
  text-transform: uppercase;
  color: var(--gb-black);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--gb-forest);
}
.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--gb-black);
}


/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 1024px) {
  .container { padding-left: 32px; padding-right: 32px; }
  .header-inner { padding: 16px 32px; }

  .hero-split { grid-template-columns: 1fr; min-height: auto; }
  .hero-split-text { padding: 160px 48px 80px; }
  .hero-split-text-inner { max-width: 100%; margin: 0; }
  .hero-split-photo { min-height: 400px; }

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

  .intro-grid { grid-template-columns: 1fr; gap: 48px; }

  .showcase-layout { grid-template-columns: 1fr; }
  .showcase-photo { min-height: 400px; }
  .showcase-info { padding: 48px; }

  .process-horiz-grid { grid-template-columns: repeat(3, 1fr); }

  .project-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .work-grid-inner { grid-template-columns: 1fr; gap: 48px; }

  .process-step { grid-template-columns: 80px 1fr; gap: 32px; }
  .process-step p { grid-column: 2; }

  .contact-inner { grid-template-columns: 1fr; gap: 64px; }

  .project-info-inner { grid-template-columns: 1fr; gap: 48px; }

  .next-project-link { grid-template-columns: 1fr; gap: 32px; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .container { padding-left: 24px; padding-right: 24px; }
  .header-inner { padding: 14px 24px; }

  .header-nav { display: none; }
  .header-cta.desktop-only { display: none; }
  .menu-toggle { display: block; }
  .mobile-nav { display: flex; }

  .hero-split-text { padding: 140px 24px 64px; }
  .hero-split-photo { min-height: 300px; }
  .hero-sub { font-size: 17px; }

  .stats-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 32px 24px; }

  .intro-section { padding: 80px 24px; }

  .showcase-info { padding: 32px 24px; }
  .showcase-stats { gap: 24px; flex-wrap: wrap; }

  .process-horiz { padding: 80px 24px; }
  .process-horiz-grid { grid-template-columns: 1fr; }
  .process-horiz-step { border-left: none; border-bottom: 1px solid var(--gb-line-on-dark); padding: 24px 0; }
  .process-horiz-step::before { height: 0; }

  .selected-work { padding: 80px 24px; }
  .selected-work-header { flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 40px; }
  .project-grid { grid-template-columns: 1fr; gap: 40px; }

  .cta-banner { padding: 96px 24px; }

  .work-hero { padding: 180px 24px 64px; }
  .work-grid { padding: 0 24px 96px; }

  .process-hero { padding: 180px 24px 64px; }
  .process-steps { padding: 24px 24px 96px; }
  .process-step {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 40px 0;
  }
  .process-step-number { font-size: 22px; }

  .contact-section { padding: 180px 24px 64px; }
  .contact-form-wrap { padding: 32px; }
  .form-row { grid-template-columns: 1fr; }

  .project-hero-overlay { bottom: 32px; }
  .project-info { padding: 64px 24px; }
  .project-gallery { padding: 0 24px 64px; }
  .project-gallery-top { grid-template-columns: 1fr; }
  .next-project { padding: 64px 24px; }

  .site-footer { padding: 64px 24px 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; justify-content: center; }
  .stats-bar-inner { grid-template-columns: 1fr 1fr; }
}