:root {
  --bg: #000000;
  --text: #e0e0e0;
  --accent: #ff004d;
  --secondary: #00ffea;
  --shadow: rgba(255,0,77,0.3);
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.5rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Courier New', monospace;
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 1rem 5%;
  background: rgba(0,0,0,0.9);
  backdrop-filter: blur(10px);
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  color: var(--accent);
  font-weight: bold;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  border: 0;
  background: transparent;
  padding: 0.25rem;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--accent);
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav {
  display: flex;
  gap: 1.5rem;
}

.nav a {
  color: var(--accent);
  text-decoration: none;
  font-weight: bold;
  font-size: clamp(0.9rem, 3vw, 1.1rem);
  transition: var(--transition);
}

.nav a:hover {
  color: var(--secondary);
  text-shadow: 0 0 10px var(--secondary);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
    z-index: 101;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.95);
    border-top: 1px solid rgba(255, 0, 77, 0.35);
    flex-direction: column;
    align-items: center;
    padding: 1.25rem 0 1.5rem;
    display: none;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .nav.active {
    display: flex;
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    margin: 0.6rem 0;
    font-size: 1.3rem;
  }

  #soundBtn {
    font-size: clamp(1.4rem, 5vw, 2rem);
    background: rgba(0,0,0,0.65);
  }

  .hero {
    padding-top: 5rem;
    min-height: calc(100vh - env(safe-area-inset-bottom));
  }

  .hero p {
    padding: 0 1rem;
    font-size: clamp(1rem, 3.8vw, 1.25rem);
  }
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: clamp(5rem, 10vw, 6rem) 5% 4rem;
}

#frame {
  width: min(92vw, 1200px);
  aspect-ratio: 16 / 9;
  background: #000;
  position: relative;
  box-shadow: 0 0 40px var(--shadow);
  border: 2px solid var(--accent);
  border-radius: 8px;
  overflow: hidden;
}

video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
}

#soundBtn {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  background: rgba(0,0,0,0.5);
  cursor: pointer;
  user-select: none;
  transition: var(--transition);
}

#soundBtn:hover {
  background: rgba(255,0,77,0.3);
}

.hero-text {
  margin-top: 2rem;
  max-width: 90%;
}

.hero h1 {
  font-size: clamp(3.5rem, 12vw, 6rem);
  color: var(--accent);
  margin-bottom: 1rem;
  text-shadow: 0 0 30px var(--accent);
  animation: glitch 2s infinite;
}

@keyframes glitch {
  0%, 90% { transform: translate(0); }
  10% { transform: translate(-2px, -2px); }
  20% { transform: translate(2px, -2px); }
  30% { transform: translate(-2px, 2px); }
  40% { transform: translate(2px, 2px); }
}

.hero p {
  font-size: clamp(1.1rem, 4vw, 1.5rem);
  max-width: 800px;
  margin: 0 auto;
  word-break: break-word;
}

.section {
  padding: clamp(4rem, 8vw, 6rem) 5%;
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
}

.section h2 {
  font-size: clamp(2rem, 6vw, 3rem);
  color: var(--secondary);
  margin: 3rem 0 2rem;
}

/* Desktop: capabilities = 2×2 grid, gallery = 3 columns */
.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 2rem auto;
  max-width: 900px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2rem auto;
  max-width: 1000px;
}

.card, .gallery-item {
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--accent);
  padding: 2rem;
  border-radius: 8px;
  transition: var(--transition);
}

.card:hover, .gallery-item:hover {
  border-color: var(--secondary);
  box-shadow: 0 0 20px var(--shadow);
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.gallery-item--hidden {
  display: none;
}

.load-more {
  background: var(--accent);
  color: #000;
  border: none;
  padding: 1rem 2rem;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  transition: var(--transition);
  margin-top: 2rem;
}

.load-more:hover {
  background: var(--secondary);
  transform: scale(1.05);
}

.cta {
  display: inline-block;
  margin-top: 2rem;
  padding: 1.2rem 3rem;
  background: var(--accent);
  color: #000;
  font-weight: bold;
  text-decoration: none;
  border-radius: 6px;
  transition: var(--transition);
  font-size: 1.3rem;
}

.cta:hover {
  background: var(--secondary);
  transform: scale(1.05);
  box-shadow: 0 0 20px var(--shadow);
}

.section-intro {
  font-size: clamp(1rem, 3vw, 1.2rem);
  max-width: 800px;
  margin: 0 auto 2rem;
  color: var(--text);
  opacity: 0.85;
}

.cta-outline {
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary);
  box-shadow: 0 0 14px rgba(0,255,234,0.2);
}

.cta-outline:hover {
  background: var(--secondary);
  color: #000;
  box-shadow: 0 0 24px rgba(0,255,234,0.45);
}

footer {
  padding: 3rem;
  text-align: center;
  background: #111;
  font-size: 0.9rem;
  border-top: 1px solid var(--accent);
}

.footer-version {
  margin-top: 0.5rem;
  font-size: 0.72rem;
  color: var(--secondary);
  opacity: 0.45;
  letter-spacing: 0.08em;
}

/* ── Repo Panel ─────────────────────────────────────────────────── */
.repo-panel {
  max-width: 1000px;
  margin: 2rem auto 0;
  border: 1px solid var(--secondary);
  border-radius: 10px;
  background: rgba(0, 255, 234, 0.03);
  box-shadow: 0 0 60px rgba(0, 255, 234, 0.12), 0 0 120px rgba(0, 255, 234, 0.04), inset 0 0 60px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  text-align: left;
}

.repo-panel + .repo-panel {
  margin-top: 2.5rem;
}

.repo-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.85rem 1.5rem;
  background: rgba(0, 255, 234, 0.06);
  border-bottom: 1px solid rgba(0, 255, 234, 0.2);
}

.repo-header-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.repo-badge {
  font-size: 0.7rem;
  font-weight: bold;
  letter-spacing: 0.1em;
  color: #000;
  background: var(--secondary);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
}

.repo-version {
  font-size: 0.8rem;
  color: var(--secondary);
  opacity: 0.7;
  letter-spacing: 0.05em;
}

.repo-header-right {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.repo-tag {
  font-size: 0.72rem;
  color: var(--secondary);
  border: 1px solid rgba(0, 255, 234, 0.35);
  padding: 0.15rem 0.55rem;
  border-radius: 3px;
  letter-spacing: 0.04em;
}

.repo-panel-body {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 0;
}

@media (max-width: 1024px) {
  .repo-panel-body {
    grid-template-columns: 1fr;
  }
}

.repo-main {
  padding: 2rem 1.75rem;
  border-right: 1px solid rgba(0, 255, 234, 0.15);
}

@media (max-width: 1024px) {
  .repo-main {
    border-right: none;
    border-bottom: 1px solid rgba(0, 255, 234, 0.15);
  }
}

.repo-name {
  font-size: clamp(1.3rem, 4vw, 1.75rem);
  font-weight: bold;
  margin-bottom: 0.25rem;
  line-height: 1.2;
}

.repo-org {
  color: var(--text);
  opacity: 0.6;
}

.repo-sep {
  color: var(--text);
  opacity: 0.4;
}

.repo-title {
  color: var(--secondary);
  text-shadow: 0 0 12px rgba(0, 255, 234, 0.4);
}

.repo-full-name {
  font-size: 0.85rem;
  color: var(--secondary);
  opacity: 0.55;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.repo-desc {
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  color: var(--text);
  opacity: 0.85;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.repo-applies {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.applies-label {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: rgba(255, 0, 77, 0.1);
  border: 1px solid rgba(255, 0, 77, 0.3);
  padding: 0.25rem 0.55rem;
  border-radius: 3px;
  white-space: nowrap;
  margin-top: 0.15rem;
}

.applies-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.applies-tags span {
  font-size: 0.75rem;
  color: var(--text);
  opacity: 0.75;
  border: 1px solid rgba(224, 224, 224, 0.2);
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
}

/* Terminal block */
.repo-terminal {
  border: 1px solid rgba(0, 255, 234, 0.2);
  border-radius: 6px;
  overflow: hidden;
  font-size: 0.82rem;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.85rem;
  background: rgba(0, 255, 234, 0.07);
  border-bottom: 1px solid rgba(0, 255, 234, 0.15);
}

.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.t-red    { background: #ff5f57; }
.t-yellow { background: #febc2e; }
.t-green  { background: #28c840; }

.t-title {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--secondary);
  opacity: 0.6;
  margin-left: 0.25rem;
}

.terminal-body {
  padding: 1rem 1.1rem;
  background: rgba(0, 0, 0, 0.55);
  line-height: 1.9;
  overflow-x: auto;
}

.terminal-body p {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.t-comment { color: #5c7a5c; }
.t-key     { color: var(--secondary); }
.t-fn      { color: #ff9c5b; }
.t-var     { color: #a8d8ff; }

/* Sidebar */
.repo-side {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.spec-heading {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--secondary);
  opacity: 0.55;
  margin-bottom: 0.65rem;
  text-transform: uppercase;
}

.spec-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.spec-list li {
  font-size: 0.82rem;
  color: var(--text);
  opacity: 0.8;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.spec-bullet {
  color: var(--secondary);
  opacity: 0.6;
  font-size: 0.7rem;
}

.spec-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.spec-pills span {
  font-size: 0.72rem;
  color: var(--secondary);
  border: 1px solid rgba(0, 255, 234, 0.25);
  background: rgba(0, 255, 234, 0.04);
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
}

.roadmap-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.roadmap-item {
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  opacity: 0.75;
}

.roadmap-item.done  { color: var(--secondary); }
.roadmap-item.next  { color: #a8d8ff; }
.roadmap-item.future { color: var(--text); opacity: 0.45; }

.rm-ver {
  font-size: 0.68rem;
  font-weight: bold;
  letter-spacing: 0.06em;
  background: rgba(0, 255, 234, 0.08);
  border: 1px solid rgba(0, 255, 234, 0.2);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  white-space: nowrap;
}

.roadmap-item.future .rm-ver {
  background: rgba(224, 224, 224, 0.04);
  border-color: rgba(224, 224, 224, 0.1);
}

/* Footer bar */
.repo-panel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.1rem 1.5rem;
  background: rgba(0, 255, 234, 0.04);
  border-top: 1px solid rgba(0, 255, 234, 0.15);
}

.repo-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0;
  padding: 0.75rem 1.75rem;
  font-size: 1rem;
}

.repo-license {
  font-size: 0.72rem;
  color: var(--text);
  opacity: 0.4;
  letter-spacing: 0.04em;
}

/* ── Tablet (769px – 1023px) ────────────────────────────────────── */
@media (min-width: 769px) and (max-width: 1023px) {
  .section {
    padding: clamp(3rem, 6vw, 5rem) 5%;
  }

  .section h2 {
    margin: 2rem 0 1.5rem;
  }

  .grid,
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }

  .gallery-item img {
    height: 220px;
  }

  .repo-panel {
    max-width: 100%;
  }

  .repo-side {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    padding: 1.5rem;
  }

  .repo-spec-block {
    margin: 0;
  }

  .terminal-body {
    font-size: 0.78rem;
  }

  .hero {
    padding-top: 5rem;
  }
}

/* ── Small tablet / landscape phone (481px – 768px) ─────────────── */
@media (min-width: 481px) and (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }

  .gallery-item img {
    height: 200px;
  }

  .repo-panel {
    max-width: 100%;
  }
}

/* ── Mobile (≤ 480px) ───────────────────────────────────────────── */
@media (max-width: 480px) {
  .section {
    padding: 2.5rem 1rem;
  }

  .section h2 {
    margin: 1.25rem 0 1rem;
    font-size: clamp(1.6rem, 8vw, 2.4rem);
  }

  .grid,
  .gallery-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .card,
  .gallery-item {
    padding: 1.25rem;
  }

  .gallery-item img {
    height: 180px;
  }

  .cta {
    padding: 0.9rem 2rem;
    font-size: 1.1rem;
  }

  .repo-panel {
    max-width: 100%;
    border-radius: 6px;
  }

  .repo-panel-header {
    padding: 0.75rem 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .repo-main {
    padding: 1.25rem 1rem;
  }

  .repo-side {
    padding: 1.25rem 1rem;
    gap: 1.25rem;
  }

  .terminal-body {
    font-size: 0.72rem;
    padding: 0.85rem 0.85rem;
  }

  .t-title {
    display: none;
  }

  .repo-name {
    font-size: clamp(1.1rem, 5vw, 1.4rem);
  }

  .repo-panel-footer {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    gap: 0.75rem;
  }

  .repo-cta {
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
  }

  footer {
    padding: 2rem 1rem;
  }

  .section-intro {
    font-size: 0.95rem;
  }
}

/* ── BlitzWaffe Panel (accent/red theme) ────────────────────────── */
.repo-panel--blitzwaffe {
  border-color: var(--accent);
  background: rgba(255, 0, 77, 0.03);
  box-shadow: 0 0 60px rgba(255, 0, 77, 0.12), 0 0 120px rgba(255, 0, 77, 0.04), inset 0 0 60px rgba(0, 0, 0, 0.6);
}

.repo-panel--blitzwaffe .repo-panel-header {
  background: rgba(255, 0, 77, 0.06);
  border-bottom-color: rgba(255, 0, 77, 0.2);
}

.repo-badge--accent {
  background: var(--accent);
  color: #fff;
}

.repo-version--accent {
  color: var(--accent);
}

.repo-tag--accent {
  color: var(--accent);
  border-color: rgba(255, 0, 77, 0.35);
}

.repo-title--accent {
  color: var(--accent);
  text-shadow: 0 0 12px rgba(255, 0, 77, 0.45);
}

.repo-full-name--accent {
  color: var(--accent);
}

.repo-panel--blitzwaffe .repo-main {
  border-right-color: rgba(255, 0, 77, 0.15);
}

@media (max-width: 1024px) {
  .repo-panel--blitzwaffe .repo-main {
    border-bottom-color: rgba(255, 0, 77, 0.15);
  }
}

.repo-terminal--accent {
  border-color: rgba(255, 0, 77, 0.2);
}

.repo-terminal--accent .terminal-bar {
  background: rgba(255, 0, 77, 0.07);
  border-bottom-color: rgba(255, 0, 77, 0.15);
}

.repo-terminal--accent .t-title {
  color: var(--accent);
}

.spec-bullet--accent {
  color: var(--accent);
}

.spec-pills--accent span {
  color: var(--accent);
  border-color: rgba(255, 0, 77, 0.25);
  background: rgba(255, 0, 77, 0.04);
}

.roadmap-item--accent.done {
  color: var(--accent);
}

.rm-ver--accent {
  background: rgba(255, 0, 77, 0.08);
  border-color: rgba(255, 0, 77, 0.2);
}

.repo-panel-footer--accent {
  background: rgba(255, 0, 77, 0.04);
  border-top-color: rgba(255, 0, 77, 0.15);
}

.cta-accent {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
  box-shadow: 0 0 14px rgba(255, 0, 77, 0.2);
}

.cta-accent:hover {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 24px rgba(255, 0, 77, 0.45);
}

/* ─────────────────────────────────────────────────────────────────
   PCB CIRCUIT WEAVE — Red PCB aesthetic
   Animated PCB substrate canvas background, corner via dots on hero
   frame / capability cards / gallery items, left-edge trace strip on
   repo panels, terminal scan-line, PCB component label trace below
   the Khalisti glitch title, header bottom trace pulse, and section
   trace dividers between major sections.
───────────────────────────────────────────────────────────────── */

:root {
  --pcb:     #ff2020;
  --pcb-low: rgba(255, 32, 32, 0.22);
  --pcb-dim: rgba(255, 32, 32, 0.10);
}

/* Body transparent so canvas substrate shows through */
body { background: #100404; }

/* ── PCB canvas background ────────────────────────────────────── */
#pcb-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

/* ── Header bottom PCB trace pulse ───────────────────────────── */
.header { position: relative; }
.header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 32, 32, 0.4) 25%,
    rgba(255, 32, 32, 0.7) 50%,
    rgba(255, 32, 32, 0.4) 75%,
    transparent 100%
  );
  animation: hdrPCB 5s ease-in-out infinite;
}
@keyframes hdrPCB {
  0%, 100% { opacity: 0.25; }
  50%       { opacity: 0.85; }
}

/* ── Hero frame: PCB wrap + corner vias ──────────────────────── */
.frame-pcb-wrap {
  position: relative;
  width: min(92vw, 1200px);
}
#frame { width: 100%; }

.frame-pcb-ring {
  position: absolute;
  inset: -3px;
  border-radius: 10px;
  border: 1px solid rgba(255, 32, 32, 0.22);
  box-shadow:
    0 0 28px rgba(255, 32, 32, 0.12),
    inset 0 0 18px rgba(255, 32, 32, 0.04);
  pointer-events: none;
  z-index: 5;
  animation: ringGlow 5s ease-in-out infinite;
}
@keyframes ringGlow {
  0%, 100% { box-shadow: 0 0 22px rgba(255, 32, 32, 0.08); }
  50%       { box-shadow: 0 0 48px rgba(255, 32, 32, 0.20), inset 0 0 14px rgba(255, 32, 32, 0.05); }
}

.fvia {
  position: absolute;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid var(--pcb);
  background: rgba(255, 32, 32, 0.28);
  box-shadow: 0 0 10px var(--pcb), 0 0 24px rgba(255, 32, 32, 0.2);
  z-index: 10;
  pointer-events: none;
  animation: viaBeat 3.5s ease-in-out infinite;
}
.fvia.tl { top: -7px; left: -7px; }
.fvia.tr { top: -7px; right: -7px; animation-delay: 0.875s; }
.fvia.bl { bottom: -7px; left: -7px; animation-delay: 1.75s; }
.fvia.br { bottom: -7px; right: -7px; animation-delay: 2.625s; }

.ftrace { position: absolute; pointer-events: none; z-index: 10; }
.ftrace-h { height: 2px; width: 38px; }
.ftrace-v { width: 2px; height: 38px; }
.ftl-h { top: -1px; left: 7px; background: linear-gradient(to right, var(--pcb), transparent); }
.ftl-v { top: 7px; left: -1px; background: linear-gradient(to bottom, var(--pcb), transparent); }
.ftr-h { top: -1px; right: 7px; background: linear-gradient(to left, var(--pcb), transparent); }
.ftr-v { top: 7px; right: -1px; background: linear-gradient(to bottom, var(--pcb), transparent); }
.fbl-h { bottom: -1px; left: 7px; background: linear-gradient(to right, var(--pcb), transparent); }
.fbl-v { bottom: 7px; left: -1px; background: linear-gradient(to top, var(--pcb), transparent); }
.fbr-h { bottom: -1px; right: 7px; background: linear-gradient(to left, var(--pcb), transparent); }
.fbr-v { bottom: 7px; right: -1px; background: linear-gradient(to top, var(--pcb), transparent); }

/* ── Hero h1: deepen PCB red circuit ambient ──────────────────── */
.hero h1 {
  text-shadow:
    0 0 30px var(--accent),
    0 0 75px rgba(255, 32, 32, 0.28);
}

/* PCB silkscreen component label trace below the Khalisti h1 */
.hero-pcb-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 380px;
  margin: -0.4rem auto 0.4rem;
  opacity: 0.5;
}
.hpl-line { height: 1px; flex: 1; background: rgba(255, 32, 32, 0.55); }
.hpl-via {
  width: 7px; height: 7px;
  border-radius: 50%;
  border: 1px solid rgba(255, 32, 32, 0.7);
  background: rgba(255, 32, 32, 0.25);
  margin: 0 5px;
  animation: viaBeat 3.2s ease-in-out infinite;
}
.hpl-text {
  font-size: 0.55rem;
  letter-spacing: 0.32em;
  color: rgba(255, 32, 32, 0.7);
  padding: 0 6px;
  white-space: nowrap;
}

/* ── Shared via beat animation ───────────────────────────────── */
@keyframes viaBeat {
  0%, 100% { opacity: 0.5; box-shadow: 0 0 5px rgba(255, 32, 32, 0.4); }
  50%       { opacity: 1;   box-shadow: 0 0 12px rgba(255, 32, 32, 0.95), 0 0 24px rgba(255, 32, 32, 0.28); }
}

/* ── Capability cards & gallery items: via corner dots ────────── */
.card         { position: relative; }
.gallery-item { position: relative; }

.pcb-v {
  position: absolute;
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 1.5px solid var(--pcb);
  background: rgba(255, 32, 32, 0.18);
  box-shadow: 0 0 6px rgba(255, 32, 32, 0.5);
  pointer-events: none;
  z-index: 5;
  animation: viaBeat 3.5s ease-in-out infinite;
}
.pcb-v.vtl { top: -4px; left: -4px; }
.pcb-v.vtr { top: -4px; right: -4px; animation-delay: 0.875s; }
.pcb-v.vbl { bottom: -4px; left: -4px; animation-delay: 1.75s; }
.pcb-v.vbr { bottom: -4px; right: -4px; animation-delay: 2.625s; }

.card-trace {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0.5rem 0 0.9rem;
  opacity: 0.38;
}
.ct-ln { height: 1px; flex: 1; background: rgba(255, 32, 32, 0.55); }
.ct-v {
  width: 5px; height: 5px;
  border-radius: 50%;
  border: 1px solid rgba(255, 32, 32, 0.65);
  background: rgba(255, 32, 32, 0.22);
  margin: 0 4px;
}

/* ── Repo panels: via corners + left trace strip ─────────────── */
.repo-panel { position: relative; }

.panel-via {
  position: absolute;
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 2px solid var(--pcb);
  background: rgba(255, 32, 32, 0.22);
  box-shadow: 0 0 10px rgba(255, 32, 32, 0.6);
  pointer-events: none;
  z-index: 5;
  animation: viaBeat 4s ease-in-out infinite;
}
.panel-via.pvtl { top: -6px; left: -6px; }
.panel-via.pvtr { top: -6px; right: -6px; animation-delay: 1s; }
.panel-via.pvbl { bottom: -6px; left: -6px; animation-delay: 2s; }
.panel-via.pvbr { bottom: -6px; right: -6px; animation-delay: 3s; }

.panel-trace-edge {
  position: absolute;
  top: 0; left: -3px;
  width: 2px; height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 5;
}
.panel-trace-edge-inner {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 200%;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 32, 32, 0.55) 0px,
    rgba(255, 32, 32, 0.55) 10px,
    rgba(255, 32, 32, 0.08) 10px,
    rgba(255, 32, 32, 0.08) 18px,
    transparent               18px,
    transparent               24px
  );
  animation: traceScroll 5s linear infinite;
}
@keyframes traceScroll {
  from { transform: translateY(-50%); }
  to   { transform: translateY(0); }
}

/* ── Terminal body scan-line ──────────────────────────────────── */
.terminal-body { position: relative; overflow: hidden; }
.terminal-body::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 50px;
  background: linear-gradient(to bottom, transparent, rgba(255, 32, 32, 0.055), transparent);
  animation: termScan 9s linear infinite;
  pointer-events: none;
}
.repo-terminal--accent .terminal-body::after {
  background: linear-gradient(to bottom, transparent, rgba(255, 32, 32, 0.055), transparent);
}
@keyframes termScan {
  0%   { top: -50px; }
  100% { top: calc(100% + 50px); }
}

/* ── PCB trace dividers between sections ─────────────────────── */
.pcb-divider {
  display: flex;
  align-items: center;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 5%;
  opacity: 0.38;
}
.pdl { flex: 1; height: 1px; background: rgba(255, 32, 32, 0.55); }
.pdv {
  width: 7px; height: 7px;
  border-radius: 50%;
  border: 1px solid rgba(255, 32, 32, 0.65);
  background: rgba(255, 32, 32, 0.22);
  margin: 0 4px;
  animation: viaBeat 3s ease-in-out infinite;
}
.pdv:nth-child(3) { animation-delay: 1s; }
.pdv:nth-child(5) { animation-delay: 2s; }

/* ── Footer PCB trace ─────────────────────────────────────────── */
footer { position: relative; }
footer::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 32, 32, 0.25),
    rgba(255, 32, 32, 0.45),
    rgba(255, 32, 32, 0.25),
    transparent
  );
}

/* ── Mobile adjustments ───────────────────────────────────────── */
@media (max-width: 480px) {
  .hpl-text { font-size: 0.48rem; letter-spacing: 0.22em; }
}