/* ══════════════════════════════════════════════════════════════════
   CONSTRUCT — Concrete/Worn Brutalist Portfolio Theme
   Aesthetic: 1984 · Tales from the Loop · Silo
   Fonts: Bebas Neue (display) · Barlow Condensed (heads) · IBM Plex Mono (body)
   ══════════════════════════════════════════════════════════════════ */

/* ── FONTS ── */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Barlow+Condensed:wght@400;600;700&family=IBM+Plex+Mono:wght@300;400;500&display=swap');

/* ── VARIABLES ── */
:root {
  --co-void:         #131210;
  --co-surface:      #1b1a17;
  --co-surface-alt:  #222019;
  --co-surface-lift: #2a2824;
  --co-border:       #2e2b26;
  --co-border-mid:   #46433e;
  --co-border-bright:#625f58;
  --co-concrete:     #968f86;
  --co-paper:        #d8d4ca;
  --co-text:         #b8b4ac;
  --co-text-dim:     #645f58;
  --co-text-bright:  #e0dbd2;
  --co-amber:        #b27e08;
  --co-amber-light:  #d4a020;
  --co-amber-dim:    #5a3e04;
  --co-rust:         #7a3818;
  --co-blue:         #3a5878;
  --co-blue-dim:     #1e3048;

  --co-font-display: 'Bebas Neue', sans-serif;
  --co-font-head:    'Barlow Condensed', sans-serif;
  --co-font-mono:    'IBM Plex Mono', monospace;

  --co-transition:   0.18s ease;
  --co-max:          1200px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body.theme-construct {
  background: var(--co-void);
  color: var(--co-text);
  font-family: var(--co-font-mono);
  font-size: 14px;
  line-height: 1.65;
  cursor: none;
  /* Blueprint grid texture */
  background-image:
    linear-gradient(rgba(58, 88, 120, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58, 88, 120, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── BLOCK CURSOR ── */
.co-cursor {
  position: fixed;
  width: 11px;
  height: 20px;
  background: var(--co-paper);
  pointer-events: none;
  z-index: 10000;
  mix-blend-mode: difference;
}

@media (hover: none), (max-width: 800px) {
  body.theme-construct { cursor: auto; }
  .co-cursor { display: none; }
}

/* ── HERO VIDEO BACKGROUND ── */
.co-hero-section {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 84px);
}

.co-hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.co-hero-video-wrap iframe {
  position: absolute;
  top: 50%; left: 50%;
  width: 177.78vh;
  height: 100vh;
  min-width: 100%;
  min-height: 56.25vw;
  transform: translate(-50%, -50%);
  border: none;
  pointer-events: none;
}

.co-hero-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  /* Heavy overlay to keep worn-concrete readability; blueprint grid preserved on body */
  background: rgba(19, 18, 16, 0.86);
  pointer-events: none;
}

/* Hero content sits above video */
.co-hero-section > .co-hero {
  position: relative;
  z-index: 2;
  min-height: calc(100vh - 84px);
}

/* ── SCROLL PROGRESS ── */
#co-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: var(--co-amber);
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ── STATUS BAR ── */
.co-status-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 28px;
  background: var(--co-void);
  border-bottom: 1px solid var(--co-border);
  display: flex;
  align-items: center;
  gap: 0;
  z-index: 900;
  overflow: hidden;
}

.co-status-bar-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  height: 100%;
  border-right: 1px solid var(--co-border);
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--co-text-dim);
  white-space: nowrap;
}

.co-status-bar-item:last-child { border-right: none; margin-left: auto; }
.co-status-bar-item .co-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--co-amber);
  animation: co-pulse-dot 2.4s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes co-pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ── NAV ── */
.co-nav {
  position: fixed;
  top: 28px;
  left: 0;
  right: 0;
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 32px;
  background: rgba(19, 18, 16, 0.95);
  border-bottom: 1px solid var(--co-border);
  z-index: 800;
  backdrop-filter: blur(8px);
  gap: 24px;
}

.co-nav-logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--co-font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--co-text-bright);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.co-nav-logo-bracket {
  color: var(--co-amber);
  font-weight: 400;
}

.co-nav-links {
  display: flex;
  gap: 0;
  margin-left: auto;
}

.co-nav-links li a {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 56px;
  padding: 0 20px;
  font-family: var(--co-font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--co-concrete);
  border-left: 1px solid var(--co-border);
  transition: color var(--co-transition), background var(--co-transition);
  position: relative;
}

.co-nav-links li:last-child a { border-right: 1px solid var(--co-border); }

.co-nav-links li a .co-nav-num {
  font-size: 10px;
  color: var(--co-amber);
  letter-spacing: 0;
  font-family: var(--co-font-mono);
}

.co-nav-links li a:hover,
.co-nav-links li a.active {
  color: var(--co-text-bright);
  background: var(--co-surface);
}

.co-nav-links li a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--co-amber);
}

.co-nav-theme {
  position: relative;
  margin-left: 16px;
}

.co-nav-theme button {
  height: 32px;
  padding: 0 14px;
  background: transparent;
  border: 1px solid var(--co-border-mid);
  color: var(--co-text-dim);
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  cursor: none;
  transition: all var(--co-transition);
}

.co-nav-theme button:hover {
  border-color: var(--co-amber);
  color: var(--co-amber);
}

#theme-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--co-surface-alt);
  border: 1px solid var(--co-border-mid);
  min-width: 200px;
  display: none;
  z-index: 999;
}

#theme-dropdown.open { display: block; }

#theme-dropdown a {
  display: block;
  padding: 10px 16px;
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--co-text);
  border-bottom: 1px solid var(--co-border);
  transition: background var(--co-transition), color var(--co-transition);
}

#theme-dropdown a:last-child { border-bottom: none; }
#theme-dropdown a:hover { background: var(--co-surface-lift); color: var(--co-amber); }
#theme-dropdown a.current-theme { color: var(--co-amber); }

/* ── HAMBURGER ── */
.co-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: none;
  padding: 4px;
  margin-left: auto;
}

.co-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--co-concrete);
  transition: all 0.2s;
}

#nav-menu {
  display: none;
  position: fixed;
  top: 84px;
  left: 0;
  right: 0;
  background: var(--co-surface-alt);
  border-bottom: 2px solid var(--co-amber-dim);
  z-index: 799;
  padding: 16px 0;
}

#nav-menu a {
  display: block;
  padding: 12px 24px;
  font-family: var(--co-font-head);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--co-text);
  border-bottom: 1px solid var(--co-border);
}

#nav-menu.open { display: block; }

/* ── PAGE BODY OFFSET ── */
body.theme-construct { padding-top: 84px; }

/* ── SECTION WRAPPERS ── */
.co-section {
  max-width: var(--co-max);
  margin: 0 auto;
  padding: 64px 40px;
}

.co-section-dark {
  background: var(--co-surface);
  border-top: 1px solid var(--co-border);
  border-bottom: 1px solid var(--co-border);
}

/* ── SECTION LABELS ── */
.co-label {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--co-amber);
  margin-bottom: 6px;
}

.co-rule {
  width: 48px;
  height: 2px;
  background: var(--co-amber-dim);
  margin-top: 12px;
  margin-bottom: 40px;
}

/* ── HERO ── */
.co-hero {
  min-height: calc(100vh - 84px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: var(--co-max);
  margin: 0 auto;
  padding: 60px 40px 80px;
  position: relative;
}

/* Meta strip */
.co-hero-meta {
  display: flex;
  gap: 0;
  border: 1px solid var(--co-border);
  margin-bottom: 48px;
  align-self: flex-start;
  width: 100%;
}

.co-meta-item {
  display: flex;
  flex-direction: column;
  padding: 12px 20px;
  border-right: 1px solid var(--co-border);
  flex: 1;
}

.co-meta-item:last-child { border-right: none; }

.co-meta-label {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  margin-bottom: 4px;
}

.co-meta-value {
  font-family: var(--co-font-mono);
  font-size: 13px;
  color: var(--co-text-bright);
  font-weight: 500;
}

.co-meta-value.live {
  color: var(--co-amber-light);
}

/* Hero body */
.co-hero-body {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 0;
  border: 1px solid var(--co-border);
  min-height: 400px;
}

.co-hero-designation {
  padding: 48px 48px 48px 40px;
  border-right: 1px solid var(--co-border);
  display: flex;
  flex-direction: column;
  gap: 0;
}

.co-hero-field {
  margin-bottom: 32px;
}

.co-field-label {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--co-border);
}

.co-field-value {
  color: var(--co-text-bright);
}

.co-hero-name {
  font-family: var(--co-font-display);
  font-size: clamp(52px, 7vw, 88px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--co-paper);
}

.co-hero-role-val {
  font-family: var(--co-font-head);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--co-concrete);
}

.co-hero-tagline-val {
  font-size: 13px;
  line-height: 1.7;
  color: var(--co-text);
}

.co-hero-actions {
  margin-top: auto;
  display: flex;
  gap: 12px;
}

/* Ghost column */
.co-hero-ghost {
  position: relative;
  overflow: hidden;
  background: var(--co-surface);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.co-ghost-num {
  font-family: var(--co-font-display);
  font-size: 160px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--co-border-mid);
  user-select: none;
  pointer-events: none;
}

.co-ghost-label {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  margin-top: 12px;
}

/* Warning stripe accent line */
.co-hero-ghost::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--co-amber-dim) 0px,
    var(--co-amber-dim) 12px,
    transparent 12px,
    transparent 24px
  );
}

/* ── BUTTONS ── */
.co-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  font-family: var(--co-font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--co-void);
  background: var(--co-amber);
  border: none;
  transition: background var(--co-transition), color var(--co-transition);
  cursor: none;
}

.co-btn:hover {
  background: var(--co-amber-light);
  color: var(--co-void);
}

.co-btn-outline {
  background: transparent;
  border: 1px solid var(--co-border-mid);
  color: var(--co-text);
}

.co-btn-outline:hover {
  border-color: var(--co-amber);
  color: var(--co-amber);
  background: transparent;
}

/* ── SECTOR MANIFEST ── */
.co-sectors {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-sector-card {
  padding: 36px 32px;
  border-right: 1px solid var(--co-border);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: background var(--co-transition);
  overflow: hidden;
}

.co-sector-card:last-child { border-right: none; }

.co-sector-card:hover { background: var(--co-surface); }

.co-sector-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--co-border);
  transition: background var(--co-transition);
}

.co-sector-card:hover::before {
  background: var(--co-amber);
}

.co-sector-num {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--co-amber);
  margin-bottom: 16px;
}

.co-sector-cat {
  font-family: var(--co-font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--co-concrete);
  margin-bottom: 8px;
}

.co-sector-title {
  font-family: var(--co-font-display);
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: 0.06em;
  color: var(--co-text-bright);
  margin-bottom: 16px;
}

.co-sector-desc {
  font-size: 12px;
  line-height: 1.7;
  color: var(--co-text-dim);
  margin-bottom: 28px;
  flex: 1;
}

.co-sector-enter {
  font-family: var(--co-font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--co-amber);
  transition: letter-spacing var(--co-transition);
}

.co-sector-card:hover .co-sector-enter { letter-spacing: 0.3em; }

/* ── SECTION HEAD ── */
.co-section-head {
  margin-bottom: 48px;
  display: flex;
  align-items: flex-start;
  gap: 24px;
}

.co-section-head-text {}

.co-section-head-title {
  font-family: var(--co-font-display);
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--co-text-bright);
}

.co-section-head-num {
  font-family: var(--co-font-display);
  font-size: 120px;
  line-height: 1;
  color: var(--co-border);
  user-select: none;
  flex-shrink: 0;
  margin-top: -16px;
}

/* ── CASE FILES (Featured) ── */
.co-cases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-case {
  display: block;
  position: relative;
  border-right: 1px solid var(--co-border);
  border-bottom: 1px solid var(--co-border);
  overflow: hidden;
  transition: background var(--co-transition);
}

.co-case:nth-child(2n) { border-right: none; }
.co-case:nth-last-child(-n+2) { border-bottom: none; }

.co-case-img-wrap {
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/10;
}

.co-case-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.4s ease;
  filter: grayscale(30%) contrast(1.05);
}

.co-case:hover .co-case-img-wrap img {
  transform: scale(1.03);
  filter: grayscale(0%) contrast(1.0);
}

.co-case-info {
  padding: 20px 24px;
  border-top: 1px solid var(--co-border);
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--co-surface);
  transition: background var(--co-transition);
}

.co-case:hover .co-case-info { background: var(--co-surface-lift); }

.co-case-num {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--co-amber);
  flex-shrink: 0;
}

.co-case-cat {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--co-text-dim);
  text-transform: uppercase;
}

.co-case-title {
  font-family: var(--co-font-head);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--co-text-bright);
  margin-left: auto;
}

.co-case-arrow {
  font-size: 16px;
  color: var(--co-amber);
  opacity: 0;
  transition: opacity var(--co-transition), transform var(--co-transition);
  flex-shrink: 0;
}

.co-case:hover .co-case-arrow { opacity: 1; transform: translateX(4px); }

/* ── FIELD REPORTS (Testimonials) ── */
.co-reports {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-report {
  padding: 0;
  border-bottom: 1px solid var(--co-border);
  transition: background var(--co-transition);
}

.co-report:last-child { border-bottom: none; }

.co-report-header {
  padding: 14px 28px;
  background: var(--co-surface);
  border-bottom: 1px solid var(--co-border);
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--co-text-dim);
}

.co-report-header-id {
  color: var(--co-amber);
}

.co-report-header-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--co-border-bright);
  flex-shrink: 0;
}

.co-report-body {
  padding: 32px 28px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: start;
}

.co-report-quote {
  font-family: var(--co-font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--co-text);
  font-style: italic;
  position: relative;
  padding-left: 20px;
}

.co-report-quote::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--co-amber-dim);
}

.co-report-source {
  border-left: 1px solid var(--co-border);
  padding-left: 28px;
}

.co-report-name {
  font-family: var(--co-font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--co-text-bright);
  margin-bottom: 4px;
}

.co-report-role {
  font-family: var(--co-font-mono);
  font-size: 11px;
  color: var(--co-concrete);
  line-height: 1.5;
}

.co-report-stamp {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--co-amber-dim);
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--co-border);
}

/* ── ARCHIVE NODES (Press) ── */
.co-archive {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-archive-node {
  padding: 16px 28px;
  border-right: 1px solid var(--co-border);
  border-bottom: 1px solid var(--co-border);
  font-family: var(--co-font-head);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--co-concrete);
  transition: color var(--co-transition), background var(--co-transition);
  white-space: nowrap;
}

.co-archive-node:hover {
  background: var(--co-surface);
  color: var(--co-text-bright);
}

/* ── FOOTER ── */
.co-footer {
  border-top: 2px solid var(--co-border);
  background: var(--co-void);
}

.co-footer-inner {
  max-width: var(--co-max);
  margin: 0 auto;
  padding: 40px 40px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.co-footer-id {
  flex: 1;
}

.co-footer-name {
  font-family: var(--co-font-display);
  font-size: 28px;
  letter-spacing: 0.1em;
  color: var(--co-text-bright);
}

.co-footer-loc {
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--co-text-dim);
  margin-top: 4px;
}

.co-footer-copy {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--co-text-dim);
}

.co-footer-links {
  display: flex;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-footer-links a {
  display: block;
  padding: 10px 20px;
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--co-text-dim);
  border-right: 1px solid var(--co-border);
  transition: color var(--co-transition), background var(--co-transition);
}

.co-footer-links a:last-child { border-right: none; }
.co-footer-links a:hover { color: var(--co-amber); background: var(--co-surface); }

/* ── PAGE TOP (inner pages) ── */
.co-page-top {
  border-bottom: 1px solid var(--co-border);
  background: var(--co-surface);
  padding: 0;
}

.co-page-top-inner {
  max-width: var(--co-max);
  margin: 0 auto;
  padding: 48px 40px 32px;
  position: relative;
}

.co-page-top-label {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--co-amber);
  margin-bottom: 12px;
}

.co-page-top-title {
  font-family: var(--co-font-display);
  font-size: clamp(52px, 8vw, 96px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--co-text-bright);
}

.co-page-top-ghost {
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--co-font-display);
  font-size: 200px;
  line-height: 1;
  color: var(--co-border);
  user-select: none;
  pointer-events: none;
  letter-spacing: 0.04em;
}

/* ── TABS ── */
.co-tabs-wrap {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--co-border);
  margin-bottom: 48px;
}

.co-tabs-wrap button {
  height: 44px;
  padding: 0 24px;
  background: transparent;
  border: none;
  border-right: 1px solid var(--co-border);
  font-family: var(--co-font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  cursor: none;
  transition: all var(--co-transition);
  position: relative;
}

.co-tabs-wrap button:hover { color: var(--co-text); background: var(--co-surface); }

.co-tabs-wrap button.tab-active {
  color: var(--co-text-bright);
  background: var(--co-surface-lift);
}

.co-tabs-wrap button.tab-active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--co-amber);
}

[data-panel] { display: none; }
[data-panel].panel-active { display: block; }

/* ── DESIGN PAGE — PROJECT RECORDS ── */
.co-project-record {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 0;
  border: 1px solid var(--co-border);
  margin-bottom: 24px;
  transition: background var(--co-transition);
}

.co-project-record:hover { background: var(--co-surface); }

.co-project-record-img {
  overflow: hidden;
  position: relative;
}

.co-project-record-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: unset;
  min-height: 240px;
  filter: grayscale(20%);
  transition: transform 0.4s ease, filter 0.3s ease;
}

.co-project-record:hover .co-project-record-img img {
  transform: scale(1.04);
  filter: grayscale(0%);
}

.co-project-record-body {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 1px solid var(--co-border);
}

.co-project-record-num {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--co-amber);
  margin-bottom: 12px;
}

.co-project-record-title {
  font-family: var(--co-font-display);
  font-size: 34px;
  line-height: 1.05;
  letter-spacing: 0.06em;
  color: var(--co-text-bright);
  margin-bottom: 16px;
}

.co-project-record-desc {
  font-size: 12px;
  line-height: 1.75;
  color: var(--co-text);
  margin-bottom: 24px;
  flex: 1;
}

.co-project-meta-row {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--co-border);
  padding-top: 16px;
  flex-wrap: wrap;
}

.co-project-meta-item {
  padding-right: 24px;
  margin-right: 24px;
  border-right: 1px solid var(--co-border);
  padding-top: 0;
}

.co-project-meta-item:last-child { border-right: none; }

.co-project-meta-label {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  margin-bottom: 4px;
}

.co-project-meta-val {
  font-family: var(--co-font-mono);
  font-size: 11px;
  color: var(--co-concrete);
}

/* ── DESIGN PAGE — RENDER GRID ── */
.co-render-section { margin-bottom: 56px; }

.co-render-label {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--co-amber);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--co-border);
  margin-bottom: 20px;
}

.co-render-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1px;
  background: var(--co-border);
  border: 1px solid var(--co-border);
}

.co-render-item {
  background: var(--co-void);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  cursor: none;
}

.co-render-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(15%);
  transition: transform 0.4s ease, filter 0.3s ease;
}

.co-render-item:hover img {
  transform: scale(1.06);
  filter: grayscale(0%);
}

.co-render-item-cap {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(13,12,10,0.92));
  padding: 32px 16px 14px;
  transform: translateY(100%);
  transition: transform 0.25s ease;
}

.co-render-item:hover .co-render-item-cap { transform: translateY(0); }

.co-render-item-title {
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--co-paper);
}

/* Before/After Slider */
.ba-slider {
  position: relative;
  overflow: hidden;
  cursor: ew-resize;
  border: 1px solid var(--co-border);
  aspect-ratio: 16/9;
  user-select: none;
  -webkit-user-select: none;
}

.ba-before, .ba-after {
  position: absolute;
  inset: 0;
}

/* Default 50/50 split — JS overrides on drag; CSS default prevents broken init in hidden panels */
.ba-before { clip-path: inset(0 50% 0 0); }

.ba-before img, .ba-after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: var(--co-amber);
  cursor: ew-resize;
  z-index: 10;
  transform: translateX(-50%);
}

/* Large circular grab target — matches Atari's 24px hit area */
.ba-handle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 28px;
  height: 28px;
  background: var(--co-amber);
  border: 2px solid var(--co-void);
  border-radius: 0;
}

.ba-handle::after { display: none; }

/* ── CREATE PAGE — ANIMATION LIST ── */
.co-anim-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-anim-item {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 0;
  border-bottom: 1px solid var(--co-border);
  transition: background var(--co-transition);
}

.co-anim-item:last-child { border-bottom: none; }
.co-anim-item:hover { background: var(--co-surface); }

.co-anim-embed {
  position: relative;
  background: #000;
  aspect-ratio: 16 / 9;
  min-height: 180px;
}

.co-anim-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.co-anim-body {
  padding: 28px 32px;
  border-left: 1px solid var(--co-border);
  display: flex;
  flex-direction: column;
}

.co-anim-num {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--co-amber);
  margin-bottom: 10px;
}

.co-anim-title {
  font-family: var(--co-font-display);
  font-size: 28px;
  letter-spacing: 0.06em;
  color: var(--co-text-bright);
  margin-bottom: 8px;
}

.co-anim-role {
  font-family: var(--co-font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--co-concrete);
  margin-bottom: 12px;
}

.co-anim-desc {
  font-size: 12px;
  line-height: 1.7;
  color: var(--co-text-dim);
  flex: 1;
}

/* Sub-tabs */
.co-sub-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 32px;
  border: 1px solid var(--co-border);
  align-self: flex-start;
}

.co-sub-tabs button {
  padding: 10px 18px;
  background: transparent;
  border: none;
  border-right: 1px solid var(--co-border);
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  cursor: none;
  transition: all var(--co-transition);
}

.co-sub-tabs button:last-child { border-right: none; }
.co-sub-tabs button:hover { background: var(--co-surface); color: var(--co-text); }
.co-sub-tabs button.tab-active { background: var(--co-surface-lift); color: var(--co-amber); }

/* ── RENDERINGS ── */
.co-render-section {
  margin-bottom: 40px;
}

.co-render-label {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--co-amber);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--co-border);
}

.co-render-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 2px;
  background: var(--co-border);
  border: 1px solid var(--co-border);
}

.co-render-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--co-void);
  cursor: none;
}

.co-render-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) contrast(1.05);
  transition: transform 0.35s ease, filter 0.3s ease;
}

.co-render-item:hover img {
  transform: scale(1.07);
  filter: grayscale(0%);
}

/* ── CAPTURE PAGE ── */
.co-capture-intro {
  font-size: 13px;
  line-height: 1.75;
  color: var(--co-text);
  max-width: 640px;
  margin-bottom: 40px;
  padding-left: 20px;
  border-left: 2px solid var(--co-amber-dim);
}

/* Photo contact sheet */
.co-photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1px;
  background: var(--co-border);
  border: 1px solid var(--co-border);
}

.co-photo-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--co-void);
  cursor: none;
}

.co-photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(35%) contrast(1.05);
  transition: transform 0.35s ease, filter 0.3s ease;
}

.co-photo-item:hover img {
  transform: scale(1.07);
  filter: grayscale(0%) contrast(1.0);
}

.co-photo-item-cap {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 12px 10px;
  background: linear-gradient(transparent, rgba(13,12,10,0.9));
  transform: translateY(100%);
  transition: transform 0.22s ease;
}

.co-photo-item:hover .co-photo-item-cap { transform: translateY(0); }

.co-photo-item-title {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--co-paper);
}

/* Lightbox */
#lb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(13, 12, 10, 0.97);
  z-index: 5000;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}

#lb-overlay.open { display: flex; }

#lb-inner {
  position: relative;
  max-width: 90vw;
  max-height: 80vh;
}

#lb-img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border: 1px solid var(--co-border-mid);
  display: block;
}

#lb-title {
  font-family: var(--co-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--co-concrete);
}

#lb-close {
  position: absolute;
  top: -36px;
  right: 0;
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--co-text-dim);
  cursor: none;
  transition: color var(--co-transition);
}

#lb-close:hover { color: var(--co-amber); }

/* Video list */
.co-video-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-video-item {
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 0;
  border-bottom: 1px solid var(--co-border);
}

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

.co-video-embed {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--co-void);
}

.co-video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.co-video-info {
  padding: 28px 32px;
  border-left: 1px solid var(--co-border);
  display: flex;
  flex-direction: column;
  background: var(--co-surface);
}

.co-video-num {
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--co-amber);
  margin-bottom: 12px;
}

.co-video-title {
  font-family: var(--co-font-display);
  font-size: 26px;
  letter-spacing: 0.06em;
  color: var(--co-text-bright);
  margin-bottom: 8px;
}

.co-video-role {
  font-family: var(--co-font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--co-concrete);
  margin-bottom: 12px;
}

.co-video-desc {
  font-size: 12px;
  line-height: 1.7;
  color: var(--co-text-dim);
  flex: 1;
}

/* ── ABOUT PAGE ── */
.co-about-layout {
  display: grid;
  grid-template-columns: 1fr 255px;
  gap: 64px;
  align-items: start;
}

.co-about-section-label {
  font-family: var(--co-font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--co-amber);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--co-border);
}

.co-about-name {
  font-family: var(--co-font-display);
  font-size: clamp(52px, 6vw, 80px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--co-paper);
  margin-bottom: 4px;
}

.co-about-role {
  font-family: var(--co-font-head);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--co-concrete);
  margin-bottom: 24px;
}

.co-about-bio {
  font-size: 13px;
  line-height: 1.8;
  color: var(--co-text);
  margin-bottom: 48px;
  padding-left: 16px;
  border-left: 2px solid var(--co-amber-dim);
}

/* Skills — dashes as pips */
.co-skill-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--co-border);
}

.co-skill-row:last-child { border-bottom: none; }

.co-skill-name {
  font-family: var(--co-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--co-text);
  width: 180px;
  flex-shrink: 0;
}

.co-pip-wrap {
  display: flex;
  gap: 3px;
  align-items: center;
  flex: 1;
}

.co-pip-on {
  width: 22px;
  height: 6px;
  background: var(--co-amber);
}

.co-pip-off {
  width: 22px;
  height: 6px;
  background: var(--co-border-mid);
}

/* Education */
.co-edu-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--co-border);
}

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

.co-edu-degree {
  font-family: var(--co-font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--co-text-bright);
  margin-bottom: 4px;
}

.co-edu-school {
  font-family: var(--co-font-mono);
  font-size: 12px;
  color: var(--co-concrete);
}

/* About photo */
.co-about-photo-frame {
  border: 1px solid var(--co-border);
  background: var(--co-surface);
  overflow: hidden;
  position: relative;
}

.co-about-photo-frame::before {
  content: 'PERSONNEL_FILE';
  display: block;
  padding: 10px 16px;
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--co-amber);
  background: var(--co-surface-lift);
  border-bottom: 1px solid var(--co-border);
}

.co-about-photo-frame img {
  width: 100%;
  display: block;
  filter: grayscale(20%) sepia(10%) contrast(1.05);
}

.co-about-photo-frame::after {
  content: '[ CLEARANCE: FULL ]';
  display: block;
  padding: 10px 16px;
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--co-text-dim);
  background: var(--co-surface-lift);
  border-top: 1px solid var(--co-border);
}

/* Client list */
.co-client-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-client-row {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--co-border);
  transition: background var(--co-transition);
}

.co-client-row:last-child { border-bottom: none; }
.co-client-row:hover { background: var(--co-surface-lift); }

.co-client-name {
  font-family: var(--co-font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--co-text-bright);
  flex-shrink: 0;
  width: 200px;
}

.co-client-desc {
  font-family: var(--co-font-mono);
  font-size: 11px;
  color: var(--co-text-dim);
}

/* Contact grid */
.co-contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--co-border);
}

.co-contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 20px;
  border-right: 1px solid var(--co-border);
  border-bottom: 1px solid var(--co-border);
  text-align: center;
  transition: background var(--co-transition);
  cursor: none;
}

.co-contact-card:nth-child(2n) { border-right: none; }
.co-contact-card:nth-last-child(-n+2) { border-bottom: none; }
.co-contact-card:hover { background: var(--co-surface-lift); }

.co-contact-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--co-border-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--co-font-mono);
  font-size: 13px;
  color: var(--co-amber);
  margin-bottom: 10px;
}

.co-contact-label {
  font-family: var(--co-font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--co-text-bright);
  margin-bottom: 4px;
}

.co-contact-sub {
  font-family: var(--co-font-mono);
  font-size: 10px;
  color: var(--co-text-dim);
}

/* ── REVEAL ANIMATION ── */
.co-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.co-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.co-delay-1 { transition-delay: 0.12s; }
.co-delay-2 { transition-delay: 0.24s; }
.co-delay-3 { transition-delay: 0.36s; }

/* ── WARNING STRIPE UTILITY ── */
.co-stripe {
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--co-amber-dim) 0px,
    var(--co-amber-dim) 12px,
    transparent 12px,
    transparent 24px
  );
}

/* ── BEFORE/AFTER LABELS ── */
.ba-label {
  position: absolute;
  bottom: 8px;
  font-family: var(--co-font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 3px 8px;
  background: rgba(19,18,16,0.8);
  color: var(--co-amber);
  pointer-events: none;
  z-index: 2;
  border: 1px solid rgba(178,126,8,0.4);
}
.ba-lbl-after  { right: 8px; }
.ba-lbl-before { left: 8px; }

/* ── SLIDER GRID ── */
.co-slider-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-bottom: 24px;
}

/* ── LIGHTBOX ── */
#lb-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,12,10,0.97);
  z-index: 9000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
  backdrop-filter: blur(6px);
  cursor: none;
}

#lb-overlay.lb-open { display: flex; }
body.lb-active { overflow: hidden; }

#lb-inner {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background: var(--co-surface);
  padding: 12px;
  border: 1px solid var(--co-border);
  box-shadow: 0 0 60px rgba(178,126,8,0.15);
}

#lb-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: transparent;
  border: 1px solid var(--co-border);
  color: var(--co-amber);
  font-size: 12px;
  width: 32px;
  height: 32px;
  cursor: none;
  font-family: var(--co-font-mono);
  transition: background 0.2s;
}
#lb-close:hover { background: var(--co-surface-lift); color: var(--co-text-bright); }

#lb-img { max-width: 80vw; max-height: 72vh; object-fit: contain; display: block; }

#lb-caption { padding: 10px 0 0; }
#lb-title {
  font-family: var(--co-font-display);
  font-size: 18px;
  letter-spacing: 0.08em;
  color: var(--co-text-bright);
}
#lb-desc { font-size: 11px; color: var(--co-text-dim); margin-top: 4px; font-family: var(--co-font-mono); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .co-hero-body { grid-template-columns: 1fr; }
  .co-hero-ghost { display: none; }
  .co-project-record { grid-template-columns: 1fr; }
  .co-project-record-body { border-left: none; border-top: 1px solid var(--co-border); }
  .co-project-record-img img { min-height: 220px; }
  .co-anim-item { grid-template-columns: 1fr; }
  .co-anim-body { border-left: none; border-top: 1px solid var(--co-border); }
  .co-video-item { grid-template-columns: 1fr; }
  .co-slider-grid { grid-template-columns: 1fr; }
  .co-video-info { border-left: none; border-top: 1px solid var(--co-border); }
  .co-about-layout { grid-template-columns: 1fr; }
  .co-about-photo-frame { max-width: 255px; }
  .co-report-body { grid-template-columns: 1fr; }
  .co-report-source { border-left: none; padding-left: 0; border-top: 1px solid var(--co-border); padding-top: 20px; }
}

@media (max-width: 768px) {
  .co-nav-links { display: none; }
  .co-hamburger { display: flex; }
  .co-nav { padding: 0 20px; }
  .co-section { padding: 48px 20px; }
  .co-hero { padding: 40px 20px 60px; }
  .co-hero-meta { overflow-x: auto; }
  .co-meta-item { min-width: 120px; }
  .co-hero-designation { padding: 32px 24px; }
  .co-sectors { grid-template-columns: 1fr; }
  .co-sector-card { border-right: none; border-bottom: 1px solid var(--co-border); }
  .co-sector-card:last-child { border-bottom: none; }
  .co-cases { grid-template-columns: 1fr; }
  .co-case { border-right: none !important; }
  .co-page-top-ghost { display: none; }
  .co-footer-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .co-footer-inner { padding: 32px 20px; }
  .co-nav-logo { margin-right: auto; }
  .co-nav-theme { margin-left: 0; }
  .co-photo-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .co-status-bar { display: none; }
  body.theme-construct { padding-top: 56px; }
  .co-nav { top: 0; }
  .co-section-head { flex-direction: column; gap: 8px; }
  .co-section-head-num { font-size: 60px; }
}
@media (max-width: 480px) {
  .co-section { padding: 36px 16px; }
  .co-hero { padding: 28px 16px 48px; }
  .co-hero-designation { padding: 24px 16px; }
  .co-hero-name { font-size: clamp(28px, 9vw, 48px); }
  .co-photo-grid { grid-template-columns: repeat(2, 1fr); }
  .co-video-item { grid-template-columns: 1fr; }
  .co-anim-item { grid-template-columns: 1fr; }
  .co-slider-grid { grid-template-columns: 1fr; }
  .co-section-head-num { font-size: 48px; }
}
@media (max-width: 360px) {
  .co-section { padding: 28px 12px; }
  .co-nav { padding: 0 12px; }
  .co-hero-name { font-size: clamp(22px, 8vw, 36px); }
  .co-photo-grid { grid-template-columns: repeat(2, 1fr); }
}