/* ==========================================================================
   Home page styles
   ========================================================================== */

/* ---------- HERO ---------- */
.hero {
  padding: 48px 0 80px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 75% 30%, rgba(233,69,96,.08), transparent 40%),
    repeating-linear-gradient(0deg, rgba(26,26,46,.03) 0 1px, transparent 1px 60px),
    repeating-linear-gradient(90deg, rgba(26,26,46,.03) 0 1px, transparent 1px 60px);
  pointer-events: none;
  z-index: 0;
}
.hero > * { position: relative; z-index: 1; }
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 72px;
  align-items: center;
  padding-top: 24px;
  padding-bottom: 64px;
}
@media (max-width: 1000px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
}
.hero-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 32px;
}
.hero-italic {
  font-style: italic;
  font-weight: 500;
  color: var(--accent);
}
.hero-lead {
  margin-top: 24px;
  max-width: 540px;
  font-size: 20px;
}
.hero-ctas {
  display: flex;
  gap: 12px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 72px 0 0;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.hero-stats dt {
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 8px;
}
.hero-stats dd {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

/* Hero viz frame */
.hero-viz {
  position: relative;
}
.viz-frame {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.viz-header {
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.viz-header .mono { font-size: 11px; color: var(--muted); letter-spacing: .05em; }
.viz-dot-row { display: flex; gap: 5px; }
.viz-dot-row i {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--line-2); display: inline-block;
}
.viz-dot-row i:first-child { background: #ff5f57; }
.viz-dot-row i:nth-child(2) { background: #ffbd2e; }
.viz-dot-row i:nth-child(3) { background: #27c93f; }

.viz-svg {
  width: 100%;
  height: auto;
  display: block;
  background: #fff;
}
.viz-layer-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  fill: #9CA3AF;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.viz-node-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  fill: #1A1A2E;
  text-anchor: middle;
  letter-spacing: 0.04em;
}
.viz-node-label.viz-dim { fill: #6B7280; font-size: 9px; }
.viz-proto-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8px;
  fill: #6B7280;
  text-anchor: middle;
  letter-spacing: 0.1em;
}
.viz-footer {
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  font-size: 11px;
}
.viz-footer .mono { color: var(--muted); letter-spacing: .08em; }

.viz-caption {
  margin-top: 20px;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.05em;
  line-height: 1.7;
}

/* Pulse animation on connection lines */
.viz-node rect { animation: vizFade .6s var(--ease) both; }
.viz-node[data-layer="1"] rect { animation-delay: 0s; }
.viz-node[data-layer="2"] rect { animation-delay: .15s; }
.viz-node[data-layer="3"] rect { animation-delay: .3s; }
.viz-node[data-layer="4"] rect { animation-delay: .45s; }

@keyframes vizFade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.viz-line {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: drawLine 2s var(--ease) forwards;
}
@keyframes drawLine {
  to { stroke-dashoffset: 0; }
}

/* Logos strip */
.logos-strip {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 32px;
  padding: 32px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  margin-top: 32px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  z-index: 2;
}
.logos-label {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.12em;
  white-space: nowrap;
  text-transform: uppercase;
  padding-right: 24px;
  border-right: 1px solid var(--line);
}
.logos-track {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(to right, transparent, #000 5%, #000 95%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 5%, #000 95%, transparent);
}
.logos-row {
  display: inline-flex;
  gap: 56px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0.08em;
  white-space: nowrap;
  animation: slideLogos 40s linear infinite;
}
@keyframes slideLogos {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.logos-row span { transition: color .2s; cursor: default; }
.logos-row span:hover { color: var(--accent); }

/* ---------- VALUE PROP ---------- */
.value-prop { background: #fff; }
.vp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .vp-grid { grid-template-columns: 1fr; } }

.vp-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  transition: all .3s var(--ease);
}
.vp-card:hover {
  background: var(--ink);
  color: #fff;
  transform: translateY(-4px);
}
.vp-card:hover .vp-num { color: var(--accent); }
.vp-card:hover .vp-chips li { background: rgba(255,255,255,.08); color: rgba(255,255,255,.9); border-color: transparent; }
.vp-card:hover p { color: rgba(255,255,255,.75); }

.vp-num {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 48px;
  transition: color .2s;
}
.vp-card h3 { margin-bottom: 16px; }
.vp-card p { color: var(--muted); margin-bottom: 24px; }
.vp-chips {
  list-style: none;
  margin: 0; padding: 0;
  display: flex; flex-wrap: wrap;
  gap: 6px;
}
.vp-chips li {
  padding: 4px 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  transition: all .2s;
}

/* ---------- SERVICES ---------- */
.services { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.svc-list {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.svc-row {
  display: grid;
  grid-template-columns: 80px 1fr auto 40px;
  align-items: center;
  gap: 32px;
  padding: 36px 36px;
  border-bottom: 1px solid var(--line);
  transition: all .2s var(--ease);
  cursor: pointer;
}
.svc-row:last-child { border-bottom: 0; }
.svc-row:hover {
  background: var(--ink);
  color: #fff;
}
.svc-row:hover p { color: rgba(255,255,255,.7); }
.svc-row:hover .svc-num { color: var(--accent); }
.svc-row:hover .svc-arrow { color: var(--accent); transform: translateX(8px); }
.svc-row:hover .svc-meta { color: rgba(255,255,255,.5); }

.svc-num { font-size: 12px; color: var(--muted); letter-spacing: 0.1em; }
.svc-main h3 { margin-bottom: 8px; font-size: 24px; }
.svc-main p { color: var(--muted); max-width: 620px; }
.svc-meta { font-size: 12px; color: var(--muted); letter-spacing: 0.06em; }
.svc-arrow { font-size: 20px; color: var(--muted); transition: all .25s var(--ease); text-align: right; }

@media (max-width: 800px) {
  .svc-row { grid-template-columns: 1fr; gap: 12px; padding: 28px 24px; }
  .svc-arrow, .svc-meta { display: none; }
}

/* Tech selector */
.tech-selector {
  margin-top: 64px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.tech-header { margin-bottom: 32px; }
.tech-header .eyebrow { margin-bottom: 16px; }
.tech-title { font-size: 28px; }
.tech-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.tech-tab {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  border: 1px solid var(--line);
  transition: all .15s;
}
.tech-tab:hover { color: var(--ink); border-color: var(--line-2); }
.tech-tab.on {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.tech-panel {
  display: grid;
  grid-template-columns: 1fr 1fr 1.3fr 1fr;
  gap: 32px;
}
@media (max-width: 900px) {
  .tech-panel { grid-template-columns: 1fr 1fr; gap: 24px; }
  .tech-selector { padding: 28px 24px; }
}
.tech-col-label {
  display: block;
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.tech-sw {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
}
.tech-hw, .tech-what, .tech-exp {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
.tech-what { color: var(--ink); }

/* ---------- OT/IT diagram ---------- */
.otit-section { background: #fff; }
.otit {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.otit-layer {
  padding: 32px 40px;
  border-bottom: 1px solid var(--line);
  background: #fff;
  transition: all .3s var(--ease);
  cursor: pointer;
  position: relative;
}
.otit-layer:last-child { border-bottom: 0; }
.otit-layer:hover { background: var(--bg-2); }
.otit-layer.active {
  background: var(--ink);
  color: #fff;
}
.otit-layer.active .otit-tag { color: var(--accent); }
.otit-layer.active p { color: rgba(255,255,255,.7); }
.otit-layer.active ul li { color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.15); }

.otit-tag {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.15em;
  margin-bottom: 12px;
  display: block;
  transition: color .3s;
}
.otit-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 800px) {
  .otit-content { grid-template-columns: 1fr; gap: 16px; }
  .otit-layer { padding: 24px; }
}
.otit-left h3 { margin-bottom: 8px; font-size: 26px; }
.otit-left p { color: var(--muted); max-width: 620px; }
.otit-right ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap;
  gap: 6px;
}
.otit-right li {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  transition: all .3s;
}

/* ---------- DIFFERENTIAL storytelling ---------- */
.diff { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.diff-scroll {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 900px) { .diff-scroll { grid-template-columns: 1fr; gap: 32px; } }
.diff-sticky {
  position: sticky;
  top: 100px;
}
@media (max-width: 900px) { .diff-sticky { position: static; } }
.diff-pair {
  display: grid;
  gap: 20px;
}
.diff-them, .diff-us {
  border-radius: var(--radius-lg);
  padding: 28px;
  min-height: 140px;
  transition: all .3s var(--ease);
}
.diff-them {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--muted);
}
.diff-us {
  background: var(--ink);
  color: #fff;
  position: relative;
}
.diff-label {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 14px;
  opacity: 0.6;
}
.diff-them-text, .diff-us-text {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.35;
  margin: 0;
  transition: opacity .3s;
}

.diff-steps {
  display: grid;
  gap: 80px;
  padding: 40px 0;
}
.diff-step {
  min-height: 240px;
  padding: 24px 0;
  opacity: 0.35;
  transition: opacity .4s var(--ease);
  border-left: 2px solid var(--line);
  padding-left: 32px;
}
.diff-step.active {
  opacity: 1;
  border-left-color: var(--accent);
}
.diff-step h3 { margin-bottom: 12px; font-size: 28px; }
.diff-step p { color: var(--muted); font-size: 17px; line-height: 1.55; }

.diff-stats {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 40px 48px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}
@media (max-width: 800px) { .diff-stats { grid-template-columns: repeat(2, 1fr); padding: 32px; } }
.diff-stats dt {
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 6px;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.diff-stats dd { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.5; }

/* ---------- SECTORS ---------- */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 1000px) { .sectors-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .sectors-grid { grid-template-columns: 1fr; } }

.sector-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  transition: all .25s var(--ease);
  position: relative;
  overflow: hidden;
}
.sector-card:hover {
  background: var(--ink);
  color: #fff;
  transform: translateY(-4px);
}
.sector-card:hover p { color: rgba(255,255,255,.7); }
.sector-card:hover .sector-cta { color: var(--accent); }
.sector-card:hover .sector-tag { color: rgba(255,255,255,.4); }

.sector-card-accent {
  border-color: var(--accent);
  border-width: 1.5px;
}
.sector-card-accent::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(233,69,96,.04), transparent 50%);
  pointer-events: none;
}
.sector-tag {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.15em;
  margin-bottom: auto;
  padding-bottom: 48px;
  transition: color .2s;
}
.sector-card h3 { font-size: 22px; margin-bottom: 10px; }
.sector-card p { color: var(--muted); font-size: 14px; line-height: 1.5; margin-bottom: 20px; }
.sector-cta { font-size: 11px; letter-spacing: 0.1em; color: var(--ink); transition: color .2s; }

/* ---------- BLOG STRIP ---------- */
.blog-strip { background: #fff; border-top: 1px solid var(--line); }
.blog-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 48px;
  gap: 24px;
  flex-wrap: wrap;
}
.blog-head h2 { margin-top: 16px; }

/* Compact version (home reduced) */
.blog-strip-compact .blog-compact-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  margin-bottom: 0;
}
.blog-strip-compact .blog-compact-head h2 { margin-top: 16px; }
.blog-strip-compact .blog-compact-head p { margin-top: 12px; }
@media (max-width: 800px) {
  .blog-strip-compact .blog-compact-head { grid-template-columns: 1fr; }
}

.blog-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 24px;
}
@media (max-width: 1000px) { .blog-grid { grid-template-columns: 1fr; } }

.post-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .25s var(--ease);
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-2);
  box-shadow: var(--shadow-md);
}
.post-card:hover .post-read { color: var(--accent); }
.post-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-3);
  border-bottom: 1px solid var(--line);
}
.post-card-featured .post-img { aspect-ratio: 16/10; }
.post-img svg { width: 100%; height: 100%; }
.post-body { padding: 28px; flex: 1; display: flex; flex-direction: column; gap: 12px; }
.post-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  font-size: 10px;
  letter-spacing: 0.12em;
}
.post-pillar { color: var(--accent); }
.post-date { color: var(--muted); }
.post-body h3 { font-size: 22px; line-height: 1.2; }
.post-card-featured .post-body h3 { font-size: 28px; }
.post-body p { color: var(--muted); font-size: 14px; line-height: 1.55; }
.post-read {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
  margin-top: auto;
  padding-top: 12px;
  transition: color .2s;
}

/* ---------- INDUSTRIAL GALLERY ---------- */
.industrial-gallery {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 240px;
  gap: 16px;
}
.gallery-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
  margin: 0;
  border: 1px solid var(--line);
  grid-column: span 2;
  grid-row: span 1;
}
.gallery-card-lg { grid-column: span 3; grid-row: span 2; }
.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .6s var(--ease);
  filter: saturate(.9) contrast(1.02);
}
.gallery-card:hover img { transform: scale(1.05); }
.gallery-card figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 20px 22px 18px;
  background: linear-gradient(to top, rgba(10,10,20,.92) 0%, rgba(10,10,20,.7) 50%, transparent 100%);
  color: #fff;
}
.gallery-tag {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 6px;
}
.gallery-card figcaption p {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
  color: rgba(255,255,255,.9);
  max-width: 420px;
}
.gallery-card-lg figcaption p { font-size: 15px; max-width: 520px; }

@media (max-width: 1000px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 200px; }
  .gallery-card { grid-column: span 2; }
  .gallery-card-lg { grid-column: span 4; grid-row: span 1; }
}
@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .gallery-card, .gallery-card-lg { grid-column: span 1; grid-row: span 1; }
}

/* ---------- CTA FINAL ---------- */
.cta-final { background: #fff; padding: 120px 0; }
.cta-box {
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 80px 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: "";
  position: absolute;
  top: -50%; left: -10%;
  width: 120%; height: 200%;
  background: radial-gradient(ellipse at top, rgba(233,69,96,.15), transparent 40%);
  pointer-events: none;
}
.cta-box > * { position: relative; }
.cta-box h2 { margin: 16px 0 20px; color: #fff; }
.cta-buttons {
  display: inline-flex;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
  justify-content: center;
}
@media (max-width: 600px) {
  .cta-box { padding: 56px 28px; }
}