/* =========================================================
   USCS E-WALL — Premium E-Waste Art Installation
   styles.css  |  Luxury Dark UI with Dynamic Scroll
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&family=JetBrains+Mono:wght@300;400;700&display=swap');

:root {
  --bg:        rgba(2, 5, 10, 0.97);
  --bg2:       rgba(6, 13, 22, 0.98);
  --surface:   rgba(10, 22, 40, 0.97);
  --glass:     rgba(10,22,40,0.7);
  --green:     #00ff88;
  --green2:    #00cc6a;
  --cyan:      #00d4ff;
  --orange:    #ff6b2b;
  --gold:      #ffb84d;
  --purple:    #9b59ff;
  --pink:      #ff4d9b;
  --text:      #ffffff;
  --text2:     #a0b8d0;
  --border:    rgba(0,212,255,0.1);
  --border2:   rgba(0,255,136,0.15);
  --card:      rgba(6,13,22,0.95);
  
  /* DYNAMIC AURA VARIABLES */
  --aura-color: var(--cyan);
  --aura-glow:  rgba(0, 212, 255, 0.3);

  --font-disp: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 120px; font-size: 110%; }

body {
  background: linear-gradient(rgba(2, 5, 10, 0.88), rgba(2, 5, 10, 0.88)), url('img/bg.jpeg');
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
}

a, button { cursor: none !important; }

/* ─── CUSTOM CURSOR ─── */
#cursor {
  position: fixed;
  width: 10px; height: 10px;
  background: var(--green);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transform: translate(-50%,-50%);
  transition: width .15s, height .15s, background .15s;
  mix-blend-mode: screen;
}
#cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border: 1px solid rgba(0,255,136,0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  transform: translate(-50%,-50%);
  transition: width .25s, height .25s, border-color .25s;
}
.cursor-big #cursor { width: 18px; height: 18px; background: var(--cyan); }
.cursor-big #cursor-ring { width: 56px; height: 56px; border-color: var(--cyan); }

/* ─── NOISE OVERLAY ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9990;
  opacity: 0.5;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,0.05) 3px, rgba(0,0,0,0.05) 4px);
  pointer-events: none;
  z-index: 9989;
}

/* ─── SCROLL PROGRESS ─── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--purple));
  z-index: 10000;
  box-shadow: 0 0 10px var(--green);
}

/* ─── NAVBAR ─── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 50px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.4s ease;
}

#menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 2001;
  padding: 10px;
}
#menu-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--green);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
#menu-toggle span:nth-child(2) { width: 18px; align-self: flex-end; }
#menu-toggle:hover span:nth-child(2) { width: 28px; }

#menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); width: 28px; }
#menu-toggle.active span:nth-child(2) { opacity: 0; transform: translateX(20px); }
#menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); width: 28px; }

#mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(2, 5, 10, 0.98);
  backdrop-filter: blur(20px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateX(100%);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
#mobile-menu.active { transform: translateX(0); }
.mm-content {
  display: flex;
  flex-direction: column;
  gap: 25px;
  text-align: center;
  width: 100%;
}
.mm-content a {
  font-family: var(--font-disp);
  font-size: clamp(2rem, 8vw, 3.5rem);
  color: var(--text);
  text-decoration: none;
  letter-spacing: 6px;
  text-transform: uppercase;
  transition: all 0.3s;
  opacity: 0;
  transform: translateY(20px);
}
#mobile-menu.active .mm-content a {
  opacity: 1;
  transform: translateY(0);
}
/* Staggered animation for links */
#mobile-menu.active .mm-content a:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.active .mm-content a:nth-child(2) { transition-delay: 0.2s; }
#mobile-menu.active .mm-content a:nth-child(3) { transition-delay: 0.3s; }
#mobile-menu.active .mm-content a:nth-child(4) { transition-delay: 0.4s; }
#mobile-menu.active .mm-content a:nth-child(5) { transition-delay: 0.5s; }
#mobile-menu.active .mm-content a:nth-child(6) { transition-delay: 0.6s; }

.mm-content a:hover { color: var(--green); transform: scale(1.05); letter-spacing: 10px; }
.mm-cta {
  font-family: var(--font-mono) !important;
  font-size: 0.75rem !important;
  background: var(--green) !important;
  color: var(--bg) !important;
  padding: 16px 32px !important;
  margin-top: 20px;
  clip-path: polygon(12px 0,100% 0,calc(100% - 12px) 100%,0 100%);
  align-self: center;
}

@media(max-width: 900px) {
  #navbar { 
    padding: 0 20px; 
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    height: 60px;
  }
  .nav-links, .nav-cta { display: none !important; } /* Ensure links are hidden */
  #menu-toggle { display: flex; }
  
  /* Fix smart-nav for mobile: always show it, and show the ticker for quick navigation */
  .smart-nav {
    top: 0 !important;
    transform: none !important;
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
  }
  .smart-nav #navbar {
    position: relative !important;
    top: 0 !important;
    height: 60px !important;
    display: flex !important;
    align-items: center !important;
  }

  
  /* Adjust subpage content padding with very significant breathing room (~60px + ~40px + 140px gap) */
  .page-hero { padding-top: 240px; }
}
#navbar.scrolled {
  background: rgba(2,5,10,0.88);
  backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 40px rgba(0,0,0,0.5);
}
.nav-logo {
  font-family: var(--font-disp);
  font-size: 1.6rem;
  letter-spacing: 4px;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap; /* Prevent logo from wrapping */
}

@media(max-width: 480px) {
  .nav-logo {
    font-size: 1.2rem;
    letter-spacing: 2px;
  }
}

@media(max-width: 360px) {
  .nav-logo {
    font-size: 1rem;
    letter-spacing: 1px;
  }
}
.nav-logo .accent { color: var(--green); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  position: relative;
  transition: color 0.2s;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--green);
  transition: width 0.3s;
}
.nav-links a:hover { color: var(--green); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--green);
  border: none;
  padding: 8px 20px;
  clip-path: polygon(8px 0,100% 0,calc(100% - 8px) 100%,0 100%);
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.nav-cta:hover { background: var(--cyan); box-shadow: 0 0 24px rgba(0,212,255,0.4); }

/* ─── PARTICLES ─── */
#particles-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.6;
}

/* ─── SCROLL REVEALS ─── */
.reveal { opacity:0; transform:translateY(50px); transition: opacity 0.9s cubic-bezier(.16,1,.3,1), transform 0.9s cubic-bezier(.16,1,.3,1); }
.reveal.in { opacity:1; transform:translateY(0); }
.reveal-l { opacity:0; transform:translateX(-60px); transition: opacity 0.9s cubic-bezier(.16,1,.3,1), transform 0.9s cubic-bezier(.16,1,.3,1); }
.reveal-l.in { opacity:1; transform:translateX(0); }
.reveal-r { opacity:0; transform:translateX(60px); transition: opacity 0.9s cubic-bezier(.16,1,.3,1), transform 0.9s cubic-bezier(.16,1,.3,1); }
.reveal-r.in { opacity:1; transform:translateX(0); }
.reveal-s { opacity:0; transform:scale(0.85); transition: opacity 0.7s cubic-bezier(.16,1,.3,1), transform 0.7s cubic-bezier(.16,1,.3,1); }
.reveal-s.in { opacity:1; transform:scale(1); }
.d1{transition-delay:.1s} .d2{transition-delay:.2s} .d3{transition-delay:.3s}
.d4{transition-delay:.4s} .d5{transition-delay:.5s} .d6{transition-delay:.6s}

/* ─── TICKER ─── */
.ticker-wrap {
  overflow: hidden;
  background: rgba(0,255,136,0.03);
  border-top: 1px solid var(--border2);
  border-bottom: 1px solid var(--border2);
  padding: 10px 0;
  position: relative; z-index: 2;
}
.ticker-track {
  display: flex;
  gap: 60px;
  animation: tickerAnim 45s linear infinite;
  width: max-content;
}
.ticker-track span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--green);
  letter-spacing: 3px;
  white-space: nowrap;
  opacity: 0.6;
}
.ticker-track .sep { color: var(--cyan); opacity: 1; }
@keyframes tickerAnim { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 60px;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  animation: orbFloat 9s ease-in-out infinite;
}
.o1 { width:700px;height:700px; background:radial-gradient(circle,rgba(0,255,136,0.1),transparent 70%); top:-200px;left:-150px; animation-delay:0s; }
.o2 { width:500px;height:500px; background:radial-gradient(circle,rgba(0,212,255,0.08),transparent 70%); bottom:-100px;right:-100px; animation-delay:3s; }
.o3 { width:350px;height:350px; background:radial-gradient(circle,rgba(155,89,255,0.06),transparent 70%); top:40%;left:45%; animation-delay:6s; }
@keyframes orbFloat { 0%,100%{transform:translateY(0) scale(1)} 50%{transform:translateY(-40px) scale(1.04)} }

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  max-width: 1000px;
}

/* Custom clip-path unmask reveal for Hero elements */
.hero .reveal {
  opacity: 0;
  transform: translateY(60px);
  clip-path: inset(0% 0% 100% 0%);
  transition: 
    opacity 1.4s cubic-bezier(0.16, 1, 0.3, 1), 
    transform 1.4s cubic-bezier(0.16, 1, 0.3, 1),
    clip-path 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.hero .reveal.in {
  opacity: 1;
  transform: translateY(0);
  clip-path: inset(0% 0% 0% 0%);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 28px;
  padding: 7px 20px;
  border: 1px solid rgba(0,255,136,0.2);
  background: rgba(0,255,136,0.04);
  backdrop-filter: blur(8px);
}
.hero-eyebrow .pulse {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulseDot 1.5s ease-in-out infinite;
}
@keyframes pulseDot {
  0%,100%{box-shadow:0 0 0 0 rgba(0,255,136,0.5)}
  50%{box-shadow:0 0 0 7px rgba(0,255,136,0)}
}

.hero-title {
  font-family: var(--font-disp);
  font-size: clamp(5rem, 13vw, 11rem);
  line-height: 0.88;
  letter-spacing: 3px;
  margin-bottom: 32px;
}
.hero-title .t1 { 
  display:block; 
  color:transparent; 
  -webkit-text-stroke:1.2px rgba(208,223,240,0.55); 
  text-shadow: 0 0 20px rgba(0,255,136,0.1);
}
.hero-title .t2 {
  display:block;
  background: linear-gradient(135deg, var(--green) 0%, var(--cyan) 50%, var(--green) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmerText 4s linear infinite;
  text-shadow: 0 0 40px rgba(0,255,136,0.2);
}
.hero-title .t3 { 
  display:block; 
  color:transparent; 
  -webkit-text-stroke:1px rgba(208,223,240,0.35); 
}
@keyframes shimmerText { from{background-position:0% center} to{background-position:200% center} }

.hero-sub {
  font-size: 1.05rem;
  color: var(--text);
  max-width: 540px;
  margin: 0 auto 42px;
  line-height: 1.9;
  font-weight: 300;
}
.hero-sub strong { color: var(--gold); font-weight: 500; }

.hero-btns { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.btn-primary {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 15px 38px;
  color: var(--bg);
  background: var(--green);
  border: none;
  text-decoration: none;
  overflow: hidden;
  position: relative;
  clip-path: polygon(12px 0,100% 0,calc(100% - 12px) 100%,0 100%);
  transition: all 0.3s;
  display: inline-block;
}
.btn-primary::before {
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);
  transform:translateX(-100%);transition:transform .5s;
}
.btn-primary:hover::before { transform:translateX(100%); }
.btn-primary:hover { background:var(--cyan); box-shadow:0 0 50px rgba(0,212,255,0.4); transform:translateY(-3px); }

.btn-secondary {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 14px 38px;
  color: var(--text2);
  background: transparent;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all 0.3s;
  display: inline-block;
}
.btn-secondary:hover { border-color:var(--cyan); color:var(--cyan); background:rgba(0,212,255,0.05); }

.scroll-hint {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.55rem; letter-spacing: 3px; text-transform: uppercase; color: var(--text2);
  animation: bounceHint 2.5s ease-in-out infinite;
}
.scroll-hint .sh-line { width:1px; height:40px; background:linear-gradient(var(--green),transparent); }
@keyframes bounceHint { 0%,100%{transform:translateX(-50%) translateY(0);opacity:.5} 50%{transform:translateX(-50%) translateY(8px);opacity:1} }

/* ─── STATS BAR ─── */
.stats-wrap {
  position: relative; z-index: 2;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-inner { display:flex; justify-content:center; max-width:900px; margin:0 auto; }
.stat-item {
  flex:1; padding:36px 20px; text-align:center;
  position:relative; transition:background .3s;
}
.stat-item::after {
  content:''; position:absolute; right:0; top:20%; bottom:20%;
  width:1px; background:var(--border);
}
.stat-item:last-child::after { display:none; }
.stat-item:hover { background:rgba(0,255,136,0.03); }
.stat-num {
  font-family: var(--font-disp);
  font-size: 3rem; letter-spacing: 2px;
  color: var(--green); display:block; line-height:1; margin-bottom:6px;
  text-shadow: 0 0 20px rgba(0,255,136,0.3);
  transition: text-shadow .3s;
}
.stat-item:hover .stat-num { text-shadow:0 0 40px rgba(0,255,136,0.8); }
.stat-label {
  font-family:var(--font-mono); font-size:0.58rem; color:var(--text2);
  letter-spacing:2px; text-transform:uppercase; display:block;
}
.stat-bar {
  position:absolute; bottom:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg,var(--green),var(--cyan));
  transform:scaleX(0); transform-origin:left;
  transition:transform 1.8s cubic-bezier(.16,1,.3,1);
}
.stat-item.done .stat-bar { transform:scaleX(1); }
#builders-stat {
  position: relative;
}

/* ─── SECTION COMMONS ─── */
.section-z { position:relative; z-index:2; }
.eyebrow {
  font-family:var(--font-mono); font-size:0.63rem; letter-spacing:4px;
  text-transform:uppercase; color:var(--green);
  display:flex; align-items:center; gap:10px; margin-bottom:14px;
}
.eyebrow::before { content:'//'; color:var(--text2); }
.s-heading {
  font-family:var(--font-disp);
  font-size:clamp(2.8rem,5vw,4.8rem);
  letter-spacing:2px; color:var(--text); line-height:0.95; margin-bottom:18px;
}
.s-heading .hl {
  background:linear-gradient(90deg,var(--green),var(--cyan));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
}
.s-body { font-size:.98rem; color:var(--text2); max-width:520px; line-height:1.9; font-weight:300; }

.about-section, .tech-section, .materials-section, .impact-section, .students-section, .contact-section {
  scroll-margin-top: 80px;
}

/* ─── ABOUT ─── */
.about-section { padding:130px 60px; background:var(--bg2); }
.about-inner {
  max-width:1280px; margin:0 auto;
  display:flex; justify-content:center; gap:80px; align-items:flex-start;
  flex-wrap: wrap; /* Added for responsiveness */
}
.about-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 520px;
  margin-top: 215px; /* Aligned with the top of the Build Period banner */
  align-items: center;
}
.about-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 460px;
  flex-shrink: 1;
}

@media (max-width: 1100px) {
  .about-inner { gap: 40px; }
  .about-visual { margin-top: 0; } /* Remove large margin on wrap */
}
.wall-canvas {
  position:relative; aspect-ratio:1268/1086; width:100%; max-width:600px;
}

/* ─── ABOUT METADATA ─── */
.about-metadata {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  font-family: var(--font-mono);
}
.meta-header {
  background: var(--surface);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.meta-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--text2);
  opacity: 0.4;
}
.meta-title {
  font-size: 0.65rem;
  color: var(--text);
  letter-spacing: 2px;
  margin-left: 6px;
}
.meta-body {
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}
.meta-line { font-size: 0.68rem; letter-spacing: 0.5px; }
.m-lbl { color: var(--text2); opacity: 0.7; }
.m-val { color: var(--green); text-shadow: 0 0 10px rgba(0, 255, 136, 0.2); }
.wall-canvas::before {
  content:''; position:absolute; inset:-1px;
  border:1px solid var(--border2); z-index:3; pointer-events:none;
}
.wall-canvas::after {
  content:''; position:absolute; inset:-30px;
  background:radial-gradient(ellipse at center,rgba(0,255,136,0.06),transparent 70%);
  z-index:0; pointer-events:none;
}
.wall-grid {
  display:grid; grid-template-columns:repeat(6,1fr); grid-template-rows:repeat(6,1fr);
  gap:3px; width:100%; height:100%;
  background:var(--bg); padding:14px; position:relative; z-index:1;
}
.wall-cell {
  border:1px solid rgba(255,255,255,0.03);
  display:flex; align-items:center; justify-content:center;
  font-size:.85rem; transition:all .25s; cursor:pointer;
  position:relative; overflow:hidden; background:rgba(255,255,255,0.015);
}
.wall-cell:hover {
  border-color:var(--green); background:rgba(0,255,136,0.09);
  transform:scale(1.18); z-index:10; box-shadow:0 0 20px rgba(0,255,136,0.4);
}
.wc-cpu{border-color:rgba(0,212,255,0.12);background:rgba(0,212,255,0.03)}
.wc-ram{border-color:rgba(0,255,136,0.1);background:rgba(0,255,136,0.025)}
.wc-key{border-color:rgba(255,107,43,0.1);background:rgba(255,107,43,0.025)}
.wc-hdd{border-color:rgba(155,89,255,0.1);background:rgba(155,89,255,0.025)}
.wc-gpu{border-color:rgba(255,77,155,0.1);background:rgba(255,77,155,0.025)}
.wc-tip {
  position:absolute; bottom:0; left:0; right:0;
  font-family:var(--font-mono); font-size:0.32rem; color:var(--text2);
  text-align:center; opacity:0; transition:opacity .2s; padding-bottom:1px;
}
.wall-cell:hover .wc-tip { opacity:0; } /* Hide small tip when popover is likely active */

/* ─── WALL POPOVER ─── */
.wall-popover {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  width: 220px;
  background: rgba(6, 13, 22, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border2);
  padding: 15px;
  border-radius: 4px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.6), 0 0 20px rgba(0,255,136,0.1);
  opacity: 0;
  transform: translateY(10px) scale(0.95);
  transition: opacity 0.25s, transform 0.25s;
}
.wall-popover.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.wp-name {
  font-family: var(--font-disp);
  font-size: 1.1rem;
  color: var(--green);
  display: block;
  margin-bottom: 5px;
  letter-spacing: 1px;
}
.wp-desc {
  font-size: 0.75rem;
  color: var(--text2);
  line-height: 1.5;
  font-weight: 300;
}
.wall-popover::after {
  content: '';
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: var(--border2) transparent transparent transparent;
}
.wall-popover.pop-below::after {
  top: auto;
  bottom: 100%;
  border-color: transparent transparent var(--border2) transparent;
}

.feature-pills { margin-top:10px; display:flex; flex-direction:column; gap:14px; }
.f-pill {
  display:flex; align-items:flex-start; gap:16px; padding:18px 20px;
  background:var(--card); border:1px solid var(--border);
  transition:all .3s; position:relative; overflow:hidden;
}
.f-pill::before {
  content:''; position:absolute; left:0; top:0; bottom:0; width:2px;
  background:var(--fp-c,var(--green)); transform:scaleY(0); transition:transform .3s;
}
.f-pill:hover::before { transform:scaleY(1); }
.f-pill:hover { border-color:var(--fp-c,var(--green)); background:rgba(0,255,136,0.02); transform:translateX(5px); }
.fp-icon { font-size:2.2rem; flex-shrink:0; margin-top:2px; }
.fp-t strong { display:block; font-size:.92rem; color:var(--text); font-weight:500; margin-bottom:3px; }
.fp-t span { font-size:.83rem; color:var(--text2); font-weight:300; }

/* ─── TECH ─── */
.tech-section { padding:130px 60px; background:var(--bg); position:relative; overflow:hidden; }
.tech-section::before {
  content:''; position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:1px; height:100%;
  background:linear-gradient(transparent,rgba(0,255,136,0.1),transparent);
}
.tech-header {
  max-width:1200px; margin:0 auto 60px;
  display:flex; justify-content:space-between; align-items:flex-end; flex-wrap:wrap; gap:26px;
}
.filter-row { display:flex; gap:8px; flex-wrap:wrap; }
.fpill {
  font-family:var(--font-mono); font-size:.6rem; letter-spacing:1.5px; text-transform:uppercase;
  padding:7px 16px; background:transparent; color:var(--text2);
  border:1px solid var(--border); transition:all .2s; overflow:hidden; position:relative;
}
.fpill::before {
  content:''; position:absolute; inset:0; background:var(--green);
  transform:translateY(100%); transition:transform .2s; z-index:-1;
}
.fpill:hover::before,.fpill.on::before{transform:translateY(0)}
.fpill:hover,.fpill.on{color:var(--bg);border-color:var(--green)}

.tech-grid {
  max-width:1200px; margin:0 auto;
  display:grid; grid-template-columns:repeat(auto-fill,minmax(140px,1fr)); gap:12px;
}

/* Updated Tech Cards for Hover Detail */
.tc {
  background:var(--card); border:1px solid var(--border);
  position:relative;
  transition:all .4s cubic-bezier(.165, .84, .44, 1);
  animation:tCardIn .5s ease both;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
@keyframes tCardIn { from{opacity:0;transform:translateY(20px) scale(.95)} to{opacity:1;transform:none} }
.tc::before {
  content:''; position:absolute; top:0;left:0;right:0; height:1px;
  background:var(--tc-c,var(--green)); transform:scaleX(0); transition:transform .3s;
}
.tc::after {
  content:''; position:absolute; inset:0;
  background:radial-gradient(circle at 50% 0,var(--tc-a,rgba(0,255,136,0.09)),transparent 70%);
  opacity:0; transition:opacity .3s;
}
.tc:hover::before { transform:scaleX(1); }
.tc:hover::after { opacity:1; }
.tc:hover { 
  border-color:var(--tc-c,var(--green)); 
  transform:translateY(-8px) scale(1.03); 
  box-shadow:0 20px 40px rgba(0,0,0,0.5);
  z-index: 10;
}

/* Tech Card Front */
.tc-front {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 16px; text-align: center;
  transition: opacity 0.3s, transform 0.4s cubic-bezier(.165, .84, .44, 1);
}
.tc:hover .tc-front {
  opacity: 0;
  transform: translateY(-20px);
}

/* Tech Card Back */
.tc-back {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 16px; text-align: center;
  background: var(--tc-a, rgba(0,255,136,0.05));
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s, transform 0.4s cubic-bezier(.165, .84, .44, 1);
}
.tc:hover .tc-back {
  opacity: 1;
  transform: translateY(0);
}

.tc-b-title {
  font-family: var(--font-disp);
  font-size: 1.2rem;
  color: var(--tc-c, var(--green));
  letter-spacing: 2px;
  margin-bottom: 6px;
}
.tc-b-desc {
  font-size: 0.65rem;
  color: var(--text2);
  line-height: 1.4;
  margin-bottom: 12px;
}
.tc-b-link {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 1px;
  color: #fff;
  border-bottom: 1px solid var(--tc-c, var(--green));
  padding-bottom: 2px;
}

.tc-icon{font-size:2.5rem;display:flex;align-items:center;justify-content:center;height:60px;margin-bottom:12px;position:relative;z-index:1;transition:transform .4s cubic-bezier(.175, .885, .32, 1.275);}
.tc:hover .tc-icon { transform: scale(1.15) translateY(-5px); }
.ti { 
  width: 52px; height: 52px; 
  object-fit: contain; 
  filter: drop-shadow(0 0 10px rgba(0,212,255,0.2)); 
  transition: all .3s; 
  vertical-align: middle;
}
/* Scaling utilities for visual balance */
.ti-sm { transform: scale(0.85); }
.ti-md { transform: scale(1.0); }
.ti-lg { transform: scale(1.15); }
.ti-xl { transform: scale(1.35); }

.wall-cell .ti {
  width: 50px; height: 50px;
}
.tc:hover .ti { 
  filter: drop-shadow(0 0 20px var(--tc-c, var(--cyan)));
}
.tc:hover .tc-name { transform: translateY(-2px); color: var(--green); }
.tc:hover .tc-type { transform: translateY(-1px); color: var(--text); }
.tc-name{font-family:var(--font-mono);font-size:.62rem;color:var(--text);letter-spacing:1px;display:block;position:relative;z-index:1;transition:all .3s;}
.tc-type{font-size:.54rem;color:var(--text2);font-family:var(--font-mono);letter-spacing:.5px;display:block;margin-top:3px;position:relative;z-index:1;transition:all .3s;}

/* ─── MATERIALS ─── */
.materials-section { padding:130px 60px; background:var(--bg2); position:relative; overflow:hidden; }
.materials-section::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 50% 60% at 0% 50%,rgba(0,255,136,0.04),transparent),
    radial-gradient(ellipse 40% 50% at 100% 50%,rgba(0,212,255,0.03),transparent);
  pointer-events:none;
}
.mat-inner { max-width:1280px; margin:0 auto; display:flex; flex-direction: column; gap:80px; align-items:stretch; }
.mat-inner > div { display: flex; flex-direction: column; width: 100%; }

.mat-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(240px, 1fr)); gap:20px; margin-top: 40px; }

@media(max-width: 1200px) {
  .mat-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}

.impact-calc {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 30px;
  position: relative;
  overflow: hidden;
}

.timeline { 
  margin-top:40px; 
  display: flex; 
  flex-direction: row; 
  gap: 20px;
  align-items: stretch;
}
.tl-item { 
  flex: 1;
  display:flex; 
  flex-direction: column;
  gap:20px; 
  padding-bottom:0; 
  position:relative; 
}
.tl-item::before {
  content:''; position:absolute; left:40px; top:19px; right:0;
  height:1px; width: auto;
  background:linear-gradient(90deg, var(--border2),transparent);
}
.tl-item:last-child::before { display:none; }

@media(max-width: 1024px) {
  .timeline { flex-direction: column; }
  .tl-item::before {
    left: 19px; top: 40px; right: auto; bottom: 0;
    width: 1px; height: auto;
    background: linear-gradient(var(--border2),transparent);
  }
  .tl-item:last-child::before { display:none; }
}

.mat-card {
  background:var(--card); border:1px solid var(--border);
  position:relative; transition:all .4s cubic-bezier(.165, .84, .44, 1); 
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
.mat-card::before {
  content:attr(data-i);
  position:absolute; top:-8px; right:10px;
  font-family:var(--font-disp); font-size:4rem; color:rgba(255,255,255,0.025); line-height:1;
  pointer-events: none;
  z-index: 2;
}
.mat-card:hover { 
  border-color:var(--orange); 
  transform:translateY(-10px) scale(1.02); 
  box-shadow:0 25px 60px rgba(0,0,0,0.45);
  z-index: 10;
}

/* Card Front */
.mc-front {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  padding: 24px;
  transition: opacity 0.3s, transform 0.4s cubic-bezier(.165, .84, .44, 1);
}
.mat-card:hover .mc-front {
  opacity: 0;
  transform: translateY(-20px);
}

/* Card Back */
.mc-back {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center; text-align: left;
  padding: 24px;
  background: rgba(255, 107, 43, 0.05); /* subtle orange tint */
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s, transform 0.4s cubic-bezier(.165, .84, .44, 1);
  overflow-y: auto;
}
.mat-card:hover .mc-back {
  opacity: 1;
  transform: translateY(0);
}
.mat-card.flipped .mc-front {
  opacity: 0;
  transform: translateY(-20px);
}
.mat-card.flipped .mc-back {
  opacity: 1;
  transform: translateY(0);
}

.mb-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 2px;
  color: var(--orange);
  margin-bottom: 4px;
}
.mb-text {
  font-size: 0.75rem;
  color: var(--text2);
  line-height: 1.5;
  margin-bottom: 12px;
}
.mb-text:last-child { margin-bottom: 0; }

.m-icon { font-size:2.1rem; margin-bottom:14px; display:inline-block; transition:transform .4s cubic-bezier(.175, .885, .32, 1.275); }
.m-icon .ti { width: 64px; height: 64px; }
.m-name { font-family:var(--font-mono); font-size:.68rem; letter-spacing:2px; text-transform:uppercase; color:var(--text); margin-bottom:6px; display:block; transition:all .3s ease; }
.m-desc { font-size:.8rem; color:var(--text2); line-height:1.6; transition:all .3s ease; opacity: 0.8; }

.tl-item { display:flex; gap:20px; padding-bottom:20px; position:relative; }
.tl-item::before {
  content:''; position:absolute; left:19px; top:40px; bottom:0;
  width:1px; background:linear-gradient(var(--border2),transparent);
}
.tl-item:last-child::before { display:none; }
.tl-num {
  flex-shrink:0; width:40px; height:40px;
  border:1px solid var(--tc,var(--green));
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:.63rem; color:var(--tc,var(--green));
  background:var(--bg2); position:relative; z-index:1; transition:all .3s;
}
.tl-item:hover .tl-num { background:var(--tc,var(--green)); color:var(--bg); box-shadow:0 0 20px var(--tc,rgba(0,255,136,0.3)); }
.tl-phase { font-family:var(--font-mono); font-size:.58rem; color:var(--tc,var(--green)); letter-spacing:2px; text-transform:uppercase; margin-bottom:3px; }
.tl-title { font-size:.93rem; color:var(--text); font-weight:500; margin-bottom:4px; }
.tl-desc { font-size:.8rem; color:var(--text2); line-height:1.7; }

/* ─── GALLERY ─── */
.gallery-section { padding:130px 60px; background:var(--bg); }
.gallery-center { text-align:center; }
.gallery-center .eyebrow { justify-content:center; }
.gallery-mosaic {
  max-width:1200px; margin:64px auto 0;
  display:grid; grid-template-columns:2fr 1fr 1fr;
  grid-template-rows:240px 240px; gap:8px;
}
.g-cell {
  position:relative; overflow:hidden;
  background:var(--surface); border:1px solid var(--border);
  transition:all .4s cubic-bezier(.16,1,.3,1);
}
.g-cell:first-child { grid-row:1/3; }
.g-cell:hover { border-color:rgba(0,212,255,0.25); }
.g-cell:hover .g-vis { transform:scale(1.05); }
.g-cell:hover .g-over { opacity:1; }
.g-vis {
  width:100%; height:100%;
  display:flex; align-items:center; justify-content:center; flex-direction:column; gap:10px;
  transition:transform .5s cubic-bezier(.16,1,.3,1);
  background:linear-gradient(rgba(0,212,255,0.02) 1px,transparent 1px),
             linear-gradient(90deg,rgba(0,212,255,0.02) 1px,transparent 1px);
  background-size:24px 24px;
}
.g-over {
  position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(0,212,255,0.06),rgba(0,255,136,0.04));
  display:flex; align-items:center; justify-content:center;
  opacity:0; transition:opacity .4s; backdrop-filter:blur(2px);
}
.g-lbl {
  font-family:var(--font-mono); font-size:.62rem; color:var(--cyan);
  letter-spacing:3px; text-transform:uppercase;
  border:1px solid rgba(0,212,255,0.3); padding:7px 16px;
  background:rgba(2,5,10,0.8);
}
.g-tag {
  position:absolute; bottom:10px; left:12px;
  font-family:var(--font-mono); font-size:.56rem; color:var(--text2);
  letter-spacing:1px; background:rgba(2,5,10,0.7); padding:3px 8px; backdrop-filter:blur(4px);
}

/* ─── IMPACT ─── */
.impact-section {
  padding:130px 60px; background:var(--bg2); text-align:center;
  position:relative; overflow:hidden;
}
.impact-section::before {
  content:''; position:absolute; top:-200px; left:50%; transform:translateX(-50%);
  width:600px; height:600px;
  background:radial-gradient(circle,rgba(0,255,136,0.05),transparent 70%);
  pointer-events:none;
}
.i-cards {
  max-width:1100px; margin:70px auto 0;
  display:grid; grid-template-columns:repeat(3,1fr); gap:14px;
}
.i-card {
  background:var(--card); border:1px solid var(--border);
  padding:48px 28px; position:relative; overflow:hidden;
  transition:all .4s cubic-bezier(.16,1,.3,1);
}
.i-card::before {
  content:''; position:absolute; inset:0;
  background:radial-gradient(circle at 50% 110%,var(--ic-a,rgba(0,255,136,0.07)),transparent 60%);
  opacity:0; transition:opacity .4s;
}
.i-card:hover::before { opacity:1; }
.i-card:hover { transform:translateY(-10px); border-color:var(--ic-c,rgba(0,255,136,0.3)); box-shadow:0 30px 60px rgba(0,0,0,0.4); }
.i-card::after {
  content:''; position:absolute; bottom:0;left:0;right:0; height:1px;
  background:var(--ic-c,var(--green)); transform:scaleX(0); transition:transform .5s cubic-bezier(.16,1,.3,1);
}
.i-card:hover::after { transform:scaleX(1); }
.i-num {
  font-family:var(--font-disp); font-size:4.5rem; letter-spacing:2px;
  color:var(--ic-c,var(--green)); display:block; line-height:1; margin-bottom:10px;
  text-shadow:0 0 40px currentColor;
}
.i-title { font-size:.98rem; color:var(--text); font-weight:500; margin-bottom:10px; }
.i-desc { font-size:.83rem; color:var(--text2); line-height:1.8; font-weight:300; }

/* ─── CONTACT ─── */
.contact-section { padding:130px 60px; background:var(--bg); position:relative; overflow:hidden; }
.contact-section::before {
  content:''; position:absolute; bottom:-200px;right:-200px;
  width:600px;height:600px;
  background:radial-gradient(circle,rgba(0,212,255,0.04),transparent 70%);
  pointer-events:none;
}
.contact-inner { max-width:760px; margin:0 auto; text-align:center; }
.contact-inner .eyebrow { justify-content:center; }

.contact-form { margin-top:50px; display:grid; gap:14px; text-align:left; }
.f-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.f-grp { display:flex; flex-direction:column; gap:6px; }
.f-lbl {
  font-family:var(--font-mono); font-size:.58rem; letter-spacing:2px;
  text-transform:uppercase; color:var(--text2);
}
.f-ctrl {
  background:var(--surface); border:1px solid var(--border);
  color:var(--text); padding:13px 16px;
  font-family:var(--font-body); font-size:.9rem;
  outline:none; transition:all .25s; width:100%; appearance:none;
}
.f-ctrl::placeholder { color:rgba(106,138,170,0.35); }
.f-ctrl:focus {
  border-color:var(--cyan); background:rgba(0,212,255,0.02);
  box-shadow:0 0 0 2px rgba(0,212,255,0.07),0 0 30px rgba(0,212,255,0.04);
}
textarea.f-ctrl { min-height:130px; resize:vertical; }
.f-submit {
  width:100%; font-family:var(--font-mono); font-size:.74rem; letter-spacing:4px;
  text-transform:uppercase; padding:18px;
  background:linear-gradient(90deg,var(--green),var(--cyan));
  background-size:200% auto;
  color:var(--bg); border:none; font-weight:700;
  transition:all .4s; position:relative; overflow:hidden; margin-top:8px;
}
.f-submit:hover { background-position:right center; box-shadow:0 0 50px rgba(0,212,255,0.3); transform:translateY(-2px); }
.f-submit::before {
  content:''; position:absolute; inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.15),transparent);
  transform:translateX(-100%); transition:transform .5s;
}
.f-submit:hover::before { transform:translateX(100%); }
.f-ok {
  display:none; margin-top:16px; padding:16px;
  background:rgba(0,255,136,0.05); border:1px solid rgba(0,255,136,0.2);
  font-family:var(--font-mono); font-size:.68rem; color:var(--green);
  letter-spacing:2px; text-align:center;
}

/* ─── STUDENTS ─── */
.students-section {
  padding:130px 60px; background:var(--bg2);
  position:relative; overflow:hidden;
}
.students-section::before {
  content:''; position:absolute; inset:0;
  background:
    linear-gradient(rgba(0,212,255,0.018) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,212,255,0.018) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:linear-gradient(transparent,black 10%,black 90%,transparent);
}
.students-hdr {
  max-width:1280px; margin:0 auto 60px;
  display:flex; justify-content:space-between; align-items:flex-end; flex-wrap:wrap; gap:20px;
  position:relative; z-index:1;
}
.s-count {
  font-family:var(--font-mono); font-size:.63rem; letter-spacing:2px; color:var(--text2);
  border:1px solid var(--border); padding:8px 20px; background:var(--card);
}
.s-count span { color:var(--green); font-weight:700; }
.students-grid {
  max-width:1280px; margin:0 auto;
  display:grid; grid-template-columns:repeat(auto-fill,minmax(205px,1fr)); gap:14px;
  position:relative; z-index:1;
}
.s-card {
  background:var(--card); border:1px solid var(--border);
  padding:26px 20px; position:relative; overflow:hidden;
  transition:all .35s cubic-bezier(.16,1,.3,1);
}
.s-card::before {
  content:''; position:absolute; top:0;left:0;right:0; height:1px;
  background:var(--sc-c,var(--green)); transform:scaleX(0); transform-origin:left;
  transition:transform .4s cubic-bezier(.16,1,.3,1);
}
.s-card::after {
  content:''; position:absolute; inset:0;
  background:radial-gradient(circle at 50% 0,var(--sc-a,rgba(0,255,136,0.06)),transparent 60%);
  opacity:0; transition:opacity .3s;
}
.s-card:hover::before { transform:scaleX(1); }
.s-card:hover::after { opacity:1; }
.s-card:hover { border-color:var(--sc-c,var(--green)); transform:translateY(-8px); box-shadow:0 24px 50px rgba(0,0,0,0.5); }

.s-id { font-family:var(--font-mono); font-size:.52rem; color:var(--sc-c,var(--green)); letter-spacing:2px; opacity:.6; display:block; margin-bottom:14px; position:relative;z-index:1; }
.s-ava {
  width:100px;height:100px; border-radius:50%;
  border:1px solid var(--sc-c,var(--green));
  background:var(--bg); display:flex; align-items:center; justify-content:center;
  font-size:2.2rem; margin-bottom:14px; position:relative; z-index:1;
  transition:box-shadow .3s,transform .3s;
  overflow: hidden; /* Added to clip the image */
}
.s-ava .s-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.s-card:hover .s-ava { box-shadow:0 0 24px var(--sc-c,rgba(0,255,136,0.4)); transform:scale(1.08); }
.s-ava::after {
  content:''; position:absolute; inset:-5px; border-radius:50%;
  border:1px dashed var(--sc-c,var(--green)); opacity:.22;
  animation:rotSpin 16s linear infinite;
}
@keyframes rotSpin { to{transform:rotate(360deg)} }
.s-name { font-size:.92rem; color:var(--text); font-weight:500; display:block; margin-bottom:2px; position:relative;z-index:1; }
.s-role { font-family:var(--font-mono); font-size:.55rem; color:var(--text2); letter-spacing:1px; text-transform:uppercase; display:block; margin-bottom:12px; position:relative;z-index:1; }
.s-desc {
  font-size: 0.72rem;
  color: var(--text2);
  line-height: 1.6;
  margin-top: 18px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
  opacity: 0.8;
  display: block;
}
.s-skill {
  display:inline-block; font-family:var(--font-mono); font-size:.56rem;
  color:var(--sc-c,var(--green)); border:1px solid var(--sc-c,var(--green));
  padding:3px 10px; letter-spacing:1px; opacity:.7;
  position:relative;z-index:1; transition:all .2s;
}
.s-card:hover .s-skill { opacity:1; background:rgba(0,255,136,0.06); }
.s-big {
  position:absolute; top:4px;right:10px;
  font-family:var(--font-disp); font-size:3.2rem; color:var(--sc-c,var(--green));
  opacity:.04; line-height:1; pointer-events:none; transition:opacity .3s;
}
.s-card:hover .s-big { opacity:.08; }
.s-card.director {
  background:linear-gradient(135deg,rgba(155,89,255,0.06),rgba(0,212,255,0.04));
  border-color:rgba(155,89,255,0.25);
  box-shadow: 0 10px 30px rgba(155, 89, 255, 0.1);
}
.director-tag {
  position:absolute; top:12px;right:-20px;
  background:var(--purple); color:#fff;
  font-family:var(--font-mono); font-size:.48rem; letter-spacing:2px;
  padding:3px 30px; transform:rotate(45deg);
  box-shadow: 0 2px 10px rgba(155, 89, 255, 0.3);
}
.s-card.guide {
  background:linear-gradient(135deg,rgba(0,255,136,0.04),rgba(0,212,255,0.03));
  border-color:rgba(0,255,136,0.18);
}
.guide-tag {
  position:absolute; top:12px;right:-20px;
  background:var(--green); color:var(--bg);
  font-family:var(--font-mono); font-size:.48rem; letter-spacing:2px;
  padding:3px 30px; transform:rotate(45deg);
}

/* ─── SMART NAV (Subpages) ─── */
.smart-nav {
  position: fixed;
  top: 0; /* Always show navbar at the top */
  left: 0; right: 0;
  z-index: 2000;
  transition: none;
}
.smart-nav:hover {
  transform: none; /* Disable slide down on hover */
}

/* Ensure navbar inside smart-nav is correctly positioned and visible */
.smart-nav #navbar {
  position: relative !important;
  top: 0 !important;
  background: rgba(2,5,10,0.88);
  backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

/* Hide quick nav ticker completely from subpages */
.smart-nav .nav-ticker, .nav-ticker {
  display: none !important;
}

/* Adjust subpage content padding to clear the new sticky headers */
.page-hero { 
  margin-top: 0; 
  padding-top: 140px; /* Buffer for revealed navbar + ticker */
  padding-bottom: 60px;
  display: flex;
  align-items: flex-start; /* Align content to the top of the hero area but below the header */
  justify-content: center;
}
.hero-content-wrap {
  margin-top: 40px; /* Extra push for the eyebrow */
}
.section-z { padding-top: 40px; }

/* ─── QUICK NAV TICKER ─── */
.nav-ticker {
  background: rgba(10, 15, 20, 0.8);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  position: sticky;
  top: 64px;
  z-index: 100;
  overflow: hidden;
  backdrop-filter: blur(20px);
}
.nav-ticker-track {
  display: flex;
  gap: 40px;
  animation: tickerAnim 60s linear infinite;
  width: max-content;
  white-space: nowrap;
}
.nav-ticker-item {
  color: var(--text2);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 2px;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.3s;
  display: flex;
  align-items: center;
}
.nav-ticker-item:hover {
  color: var(--green);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
}
.nav-ticker-item.active {
  color: var(--green);
  border-bottom: 1px solid var(--green);
}
.nav-ticker .sep { color: var(--border); opacity: 0.4; }

@keyframes tickerAnim {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─── FOOTER ─── */
footer { background:var(--bg); border-top:1px solid var(--border); padding:70px 60px 36px; position:relative;z-index:2; }
.footer-top {
  max-width:1280px; margin:0 auto 50px;
  display:grid; grid-template-columns: 2.2fr 1fr 1fr; gap:80px;
}
.f-news-p { font-size: 0.8rem; color: var(--text2); margin-bottom: 12px; }
.f-news-form { display: flex; border: 1px solid var(--border); background: var(--surface); }
.f-news-input { 
  background: transparent; border: none; color: var(--text); 
  padding: 8px 12px; font-size: 0.8rem; width: 100%; outline: none;
}
.f-news-btn { 
  background: var(--green); border: none; color: var(--bg); 
  padding: 0 12px; cursor: pointer;
}
.f-news-btn:hover { background: var(--cyan); }

.f-brand-name { font-family:var(--font-disp); font-size:2rem; letter-spacing:4px; color:var(--text); display:block; margin-bottom:14px; }
.f-brand-name .a { color:var(--green); }
.footer-brand p { font-size:.85rem; color:var(--text2); line-height:1.8; max-width:280px; }
.f-col-h { font-family:var(--font-mono); font-size:.58rem; letter-spacing:3px; text-transform:uppercase; color:var(--green); margin-bottom:18px; }
.f-lnks { list-style:none; display:flex; flex-direction:column; gap:10px; }
.f-lnks a { font-size:.84rem; color:var(--text2); text-decoration:none; transition:color .2s,padding-left .2s; }
.f-lnks a:hover { color:var(--cyan); padding-left:6px; }
.footer-btm {
  max-width:1280px; margin:0 auto; padding-top:28px; border-top:1px solid var(--border);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
}
.f-copy { font-family:var(--font-mono); font-size:.58rem; color:var(--text2); letter-spacing:1px; }
.f-status { display:flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:.58rem; color:var(--green); letter-spacing:2px; }
.f-dot { width:6px;height:6px; border-radius:50%; background:var(--green); box-shadow:0 0 8px var(--green); animation:blinkDot 1.5s ease-in-out infinite; }
@keyframes blinkDot { 0%,100%{opacity:1} 50%{opacity:0.2} }

/* ─── AURA CONTROL UI ─── */
.aura-ctrl {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9995;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  pointer-events: none;
}
.aura-panel {
  width: 180px;
  background: var(--card);
  border: 1px solid var(--border2);
  padding: 0;
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 20px 50px rgba(0,0,0,0.6);
  overflow: hidden;
  max-height: 80vh;
  overflow-y: auto;
}

/* ─── GLITCH MODE ─── */
body.glitch-active .hero-title, 
body.glitch-active .s-heading {
  animation: textGlitch 2s infinite; /* Accelerated from 4s */
  position: relative;
}
@keyframes textGlitch {
  0% { text-shadow: 2px 0 var(--aura-color), -2px 0 var(--cyan); transform: translate(0); }
  1% { text-shadow: 4px 0 var(--aura-color), -4px 0 #fff; transform: translate(-2px, 2px); filter: hue-rotate(90deg); }
  2% { text-shadow: -2px 0 var(--aura-color), 2px 0 var(--cyan); transform: translate(2px, -2px); }
  3% { text-shadow: none; transform: translate(0); filter: none; }
  10% { text-shadow: 3px 0 var(--aura-color), -3px 0 #fff; transform: translate(-1px, 1px); }
  11% { text-shadow: none; transform: translate(0); }
  100% { text-shadow: none; }
}

/* ─── SYSTEM LOG TICKER ─── */
#system-log {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 24px;
  background: rgba(2, 5, 10, 0.9);
  border-top: 1px solid var(--border);
  z-index: 9990;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.log-track {
  display: flex;
  gap: 30px;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  color: var(--green);
  padding-left: 20px;
  letter-spacing: 1px;
}
.log-item { display: flex; gap: 8px; align-items: center; }
.log-item::before { content: '>'; color: var(--cyan); }
.log-time { opacity: 0.5; }

/* ─── BIT TRAIL ─── */
.bit-particle {
  position: fixed;
  pointer-events: none;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--aura-color);
  z-index: 100000;
  opacity: 0.8;
  animation: bitFade 1s linear forwards;
}
@keyframes bitFade {
  to { transform: translateY(20px); opacity: 0; }
}

/* ─── FILTER CONTROL ─── */
body.crt-off::before, body.crt-off::after { display: none; }
body.crt-off #scroll-progress { box-shadow: none; }

.ap-grid .aura-btn.active .ab-box {
  background: var(--aura-color) !important;
  box-shadow: 0 0 10px var(--aura-color);
}
.aura-ctrl.open .aura-panel {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

/* Panel Header */
.ap-header {
  padding: 10px 15px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.ap-dots { display: flex; gap: 4px; }
.ap-dots span { width: 4px; height: 4px; border-radius: 50%; background: var(--text2); opacity: 0.3; }
.ap-title {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 2px;
  color: var(--text2);
}

/* Panel Body / Grid */
.ap-grid {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.aura-btn {
  width: 100%;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}
.aura-btn:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.2);
}
.aura-btn.active {
  background: rgba(255,255,255,0.08);
  border-color: var(--aura-color);
  box-shadow: inset 0 0 10px var(--aura-glow);
}

.ab-box {
  width: 12px; height: 12px;
  flex-shrink: 0;
  transition: transform 0.3s;
}
.aura-btn:hover .ab-box { transform: scale(1.2) rotate(45deg); }

.aura-btn[data-aura="azure"] .ab-box  { background: #007cf0; box-shadow: 0 0 10px #007cf0; }
.aura-btn[data-aura="green"] .ab-box  { background: #00ff88; box-shadow: 0 0 10px #00ff88; }
.aura-btn[data-aura="red"] .ab-box    { background: #ff3131; box-shadow: 0 0 10px #ff3131; }
.aura-btn[data-aura="orange"] .ab-box { background: #ff6b2b; box-shadow: 0 0 10px #ff6b2b; }
.aura-btn[data-aura="purple"] .ab-box { background: #9b59ff; box-shadow: 0 0 10px #9b59ff; }

.ab-label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 1.5px;
  color: var(--text2);
  transition: color 0.2s;
}
.aura-btn.active .ab-label { color: #fff; }

/* Panel Footer */
.ap-footer {
  padding: 8px 15px;
  background: rgba(0,0,0,0.2);
  border-top: 1px solid var(--border);
  text-align: right;
}
.ap-code {
  font-family: var(--font-mono);
  font-size: 0.45rem;
  color: var(--green);
  opacity: 0.6;
}

.aura-trigger {
  width: 64px; height: 64px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  cursor: pointer;
  position: relative;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    inset 0 0 20px rgba(255, 255, 255, 0.05),
    0 0 30px var(--aura-glow);
  z-index: 9999;
  pointer-events: auto;
}

.aura-trigger::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  padding: 3px;
  background: conic-gradient(from 0deg, transparent, var(--aura-color), transparent, var(--aura-color), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: auraRotate 3s linear infinite;
}

@keyframes auraRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.aura-trigger span {
  filter: drop-shadow(0 0 15px var(--aura-color));
  animation: avatarFloat 2.5s ease-in-out infinite;
  display: block;
}

@keyframes avatarFloat {
  0%, 100% { transform: scale(1) translateY(0) rotate(-5deg); }
  50% { transform: scale(1.15) translateY(-8px) rotate(5deg); }
}

.aura-trigger:hover {
  transform: scale(1.1) translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 
    inset 0 0 30px rgba(255, 255, 255, 0.1),
    0 0 50px var(--aura-color);
}
.aura-trigger:hover::before {
  animation-duration: 1s;
}

/* ─── CLI TERMINAL ─── */
#terminal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 5, 10, 0.95);
  backdrop-filter: blur(15px);
  z-index: 10000;
  display: none;
  flex-direction: column;
  padding: 40px;
  font-family: var(--font-mono);
  color: var(--green);
}
#terminal-overlay.active { display: flex; }

.term-header {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 15px;
  margin-bottom: 20px;
  font-size: 0.75rem;
  letter-spacing: 2px;
  opacity: 0.7;
}
#term-output {
  flex: 1;
  overflow-y: auto;
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.term-line { display: block; }
.term-line.cmd { color: var(--cyan); }
.term-line.cmd::before { content: "> "; }
.term-line.res { color: var(--text2); }
.term-line.error { color: var(--pink); }

.term-input-wrap {
  display: flex;
  align-items: center;
  gap: 15px;
  background: rgba(255, 255, 255, 0.03);
  padding: 15px 20px;
  border: 1px solid var(--border);
}
.term-prompt { color: var(--green); font-weight: bold; }
#term-input {
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1rem;
  width: 100%;
  outline: none;
}
.term-hint {
  font-size: 0.65rem;
  color: var(--text2);
  margin-top: 10px;
  opacity: 0.5;
}

/* CLI TRIGGER BUTTON */
.cli-trigger {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 9995;
  width: 64px; height: 64px;
  background: rgba(0, 255, 136, 0.03);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 255, 136, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  cursor: pointer;
  box-shadow: 
    inset 0 0 20px rgba(0, 255, 136, 0.05),
    0 0 30px rgba(0, 255, 136, 0.2);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.cli-trigger::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  padding: 3px;
  background: conic-gradient(from 0deg, transparent, var(--green), transparent, var(--cyan), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: cliRotate 4s linear infinite;
}

@keyframes cliRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

.cli-trigger span {
  filter: drop-shadow(0 0 15px var(--green));
  animation: cliFloat 3s ease-in-out infinite;
  display: block;
}

@keyframes cliFloat {
  0%, 100% { transform: scale(1) translateY(0); }
  50% { transform: scale(1.1) translateY(-5px); }
}

.cli-trigger:hover { 
  transform: scale(1.1) translateY(-5px);
  background: rgba(0, 255, 136, 0.08);
  box-shadow: 
    inset 0 0 30px rgba(0, 255, 136, 0.1),
    0 0 50px rgba(0, 255, 136, 0.4);
}
.cli-trigger:hover::before {
  animation-duration: 1.5s;
}
@media(max-width: 768px) {
  .cli-trigger { 
    bottom: 25px; 
    left: 20px; 
    right: auto; 
    width: 48px; 
    height: 48px; 
    font-size: 1.6rem;
  }
  .aura-ctrl {
    bottom: 25px;
    right: 20px;
    gap: 10px;
  }
  .aura-trigger {
    width: 52px;
    height: 52px;
    font-size: 1.8rem;
  }
  .aura-panel {
    width: 200px;
    border-radius: 10px;
    padding: 0;
    max-height: 65vh;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
  }
}

/* Apply Dynamic Aura to elements */
.accent, .hero-title .t2, .hero-eyebrow, .nav-cta, .btn-primary, .stat-num, .s-heading .hl, .f-submit, .tc:hover, .s-card:hover {
  /* Some of these have hardcoded colors, we will override them in JS or add more specific rules */
}

/* ─── ABOUT — BUILD PERIOD & SOURCE ─── */

/* Build period banner */
.about-period {
  display: grid;
  grid-template-columns: 1fr auto 1fr; /* Strict 3-column symmetry */
  align-items: center;
  gap: 20px;
  margin: 35px 0 20px;
  padding: 24px;
  background: rgba(0,255,136,0.04);
  border: 1px solid rgba(0,255,136,0.14);
  border-radius: 4px;
  position: relative;
  width: 100%;
}
.period-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
}
.period-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  min-width: 200px;
}
.period-line {
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(0,255,136,.15), rgba(0,212,255,.3), rgba(0,255,136,.15));
}
.period-tag {
  font-family: var(--font-mono);
  font-size: .55rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
  white-space: nowrap;
  padding: 4px 14px;
  border: 1px solid rgba(0,212,255,0.18);
  background: rgba(0,212,255,0.04);
}
@media(max-width: 600px) {
  .about-period {
    grid-template-columns: 1fr; /* Stack on mobile but stay centered */
    gap: 25px;
  }
}
.period-label {
  font-family: var(--font-mono);
  font-size: .65rem; /* Increased from .48rem */
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text); /* Changed from var(--text2) for better contrast */
  opacity: 0.8;
}
.period-date {
  font-family: var(--font-mono);
  font-size: 1.15rem; /* Increased from 1.05rem */
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--aura-color); /* Changed to use dynamic aura color */
  text-shadow: 0 0 16px var(--aura-glow);
}
.period-arrow {
  flex: 1;
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 5px;
}
.period-line {
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(0,255,136,.15), rgba(0,212,255,.3), rgba(0,255,136,.15));
}
.period-tag {
  font-family: var(--font-mono);
  font-size: .5rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
  white-space: nowrap;
  padding: 2px 10px;
  border: 1px solid rgba(0,212,255,.18);
  background: rgba(0,212,255,.04);
}

/* University sourcing block */
.about-source {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 22px;
  margin-bottom: 0px;
  background: rgba(0,212,255,0.04);
  border: 1px solid rgba(0,212,255,0.14);
  border-left: 2px solid var(--cyan);
  position: relative;
  overflow: hidden;
  transition: background .3s, border-color .3s;
}
.about-source::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 0 50%, rgba(0,212,255,.05), transparent 60%);
  opacity: 0;
  transition: opacity .3s;
}
.about-source:hover::after { opacity: 1; }
.about-source:hover { background: rgba(0,212,255,.06); }
.src-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.src-body {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.src-body strong {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--cyan);
  display: block;
}
.src-body span {
  font-size: .88rem;
  color: var(--text2);
  line-height: 1.75;
}

/* ─── GENERAL CONTENT STYLES (for subpages) ─── */
.content-section h1 {
  font-family: var(--font-disp);
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--text);
  margin-bottom: 24px;
  letter-spacing: 2px;
  line-height: 1.1;
}
.content-section h2 {
  font-family: var(--font-disp);
  font-size: 2.2rem;
  color: var(--green);
  margin: 40px 0 20px;
  letter-spacing: 1.5px;
}
.content-section h3 {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cyan);
  margin: 30px 0 15px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.content-section p {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 20px;
  font-weight: 300;
}
.content-section strong {
  color: var(--gold);
  font-weight: 500;
}
.content-section ul, .content-section ol {
  margin: 20px 0 30px 25px;
  color: var(--text);
}
.content-section li {
  margin-bottom: 12px;
  font-weight: 300;
}
.content-section hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, var(--green), transparent);
  margin: 40px 0;
  opacity: 0.3;
}

.content-section section {
  scroll-margin-top: 120px;
}

/* ─── SIDEBAR (Subpages) ─── */
.subpage-container {
  display: flex;
  max-width: 1400px;
  margin: 0 auto;
  gap: 40px;
  padding: 0 40px;
}
.sidebar {
  width: 260px;
  flex-shrink: 0;
  position: sticky;
  top: 100px;
  height: fit-content;
  padding: 30px 20px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.sidebar-h {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 24px;
  display: block;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}
.sidebar-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.sidebar-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text2);
  text-decoration: none;
  letter-spacing: 1px;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-links a::before {
  content: '◈';
  font-size: 0.6rem;
  color: var(--border);
  transition: color 0.3s;
}
.sidebar-links a:hover {
  color: var(--cyan);
  transform: translateX(5px);
}
.sidebar-links a:hover::before {
  color: var(--cyan);
}

/* ─── RESPONSIVE ─── */
@media(max-width:1200px){
  .subpage-container { flex-direction: column; }
  .sidebar { 
    width: 100%; 
    position: relative; 
    top: 0; 
    margin-bottom: 40px; 
    padding: 20px;
  }
  .sidebar-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 20px;
  }
}
@media(max-width:1024px){
  .about-inner,.mat-inner{grid-template-columns:1fr;gap:60px}
  .gallery-mosaic{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .gallery-mosaic .g-cell:first-child{grid-row:auto}
  .i-cards{grid-template-columns:1fr;gap:12px}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .hero,.about-section,.tech-section,.materials-section,.gallery-section,
  .impact-section,.contact-section,.students-section{padding:60px 20px}
  #navbar{padding:0 20px; height: 60px;}
  .nav-logo { font-size: 1.3rem; }
  .hero-title { font-size: 4rem; }
  .hero-sub { font-size: 0.9rem; padding: 0 10px; }
  .hero-btns { flex-direction: column; width: 100%; max-width: 300px; margin: 0 auto; }
  .btn-primary, .btn-secondary { width: 100%; text-align: center; }
  
  .stats-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
  .stat-item { border-bottom: 1px solid var(--border); border-right: 1px solid var(--border); }
  .stat-item:nth-child(even) { border-right: none; }
  .stat-item:last-child { border-bottom: none; grid-column: span 2; }
  .stat-num { font-size: 2rem; }
  
  .tech-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 8px; }
  .tc { padding: 16px 8px 12px; }
  .tc-icon { font-size: 2.1rem; height: 50px; }
  .ti { width: 40px; height: 40px; }
  
  .s-heading { font-size: 2.5rem; }
  
  .footer-top { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .footer-brand p { max-width: 100%; margin: 0 auto; }
  .f-lnks { align-items: center; }
  .footer-btm { justify-content: center; text-align: center; }
  
  .ticker-wrap { margin-top: 60px; }
}

@media(max-width: 480px) {
  .hero-title { font-size: 3.2rem; }
  .stats-inner { grid-template-columns: 1fr; }
  .stat-item { border-right: none; }
  .stat-item:last-child { grid-column: span 1; }
}

/* ─── IMPACT CALCULATOR ─── */
.impact-calc {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 30px;
  margin: 30px 0 50px;
  position: relative;
  overflow: hidden;
}
.impact-calc::before {
  content: '';
  position: absolute; top: 0; left: 0; width: 4px; height: 100%;
  background: var(--green);
}
.calc-header {
  display: flex;
  flex-direction: column;
  margin-bottom: 25px;
}
.calc-title {
  font-family: var(--font-disp);
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--text);
}
.calc-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 3px;
  color: var(--green);
  opacity: 0.8;
}

.calc-inputs {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 20px;
  margin-bottom: 30px;
}
.calc-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.calc-row label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text2);
}
#calc-device {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px;
  font-family: var(--font-body);
  outline: none;
  cursor: pointer;
}
.slider-ctrl {
  display: flex;
  align-items: center;
  gap: 15px;
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 10px 15px;
  box-sizing: border-box;
}
.slider-btn {
  background: transparent;
  border: none;
  color: var(--green);
  font-size: 1.4rem;
  font-family: var(--font-mono);
  cursor: pointer;
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.1s, background 0.2s;
}
.slider-btn:hover {
  background: rgba(255, 255, 255, 0.05);
}
.slider-btn:active {
  transform: scale(0.9);
}
#calc-qty {
  flex: 1;
  accent-color: var(--green);
  height: 6px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.05);
  outline: none;
}

.calc-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  background: rgba(0,0,0,0.2);
  padding: 20px;
  border: 1px solid rgba(255,255,255,0.03);
}
.res-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 5px;
}
.res-val {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: bold;
  color: var(--green);
}
.res-lbl {
  font-family: var(--font-mono);
  font-size: 0.48rem;
  letter-spacing: 1px;
  color: var(--text2);
  opacity: 0.7;
}
.res-item.highlight .res-val {
  color: var(--cyan);
  text-shadow: 0 0 15px rgba(0, 212, 255, 0.4);
}
.res-item.toxic .res-val {
  color: var(--aura-color);
  text-shadow: 0 0 15px var(--aura-glow);
}

.calc-note {
  font-size: 0.6rem;
  color: var(--text2);
  margin-top: 15px;
  opacity: 0.4;
  font-style: italic;
}

@media(max-width: 600px) {
  .calc-inputs { grid-template-columns: 1fr; }
  .calc-results { grid-template-columns: 1fr 1fr; gap: 20px; }
}

/* SMART LINK ARROWS */
.feature-list li .link-arrow { transition: all 0.3s; }
.feature-list li:hover .link-arrow { opacity: 1 !important; color: var(--green); transform: scale(1.2); }

/* ─── INITIAL BOOT OVERLAY ─── */
#boot-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  box-sizing: border-box;
  padding: 20px;
  overflow: hidden;
  background: transparent;
}

.boot-gate {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  background: #030812;
  background-image: 
    radial-gradient(rgba(0, 255, 136, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(0, 212, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.015) 1px, transparent 1px);
  background-size: 24px 24px, 48px 48px, 48px 48px;
  z-index: 1;
  transition: transform 1.4s cubic-bezier(0.86, 0, 0.07, 1);
  box-shadow: inset 0 0 100px rgba(0,0,0,0.8);
}

.gate-left {
  left: 0;
  border-right: 2px solid rgba(0, 255, 136, 0.2);
  transform: translateX(0);
}

.gate-right {
  right: 0;
  border-left: 2px solid rgba(0, 255, 136, 0.2);
  transform: translateX(0);
}

/* laser light sweep on the gates seam */
#boot-overlay::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--green), var(--cyan), var(--green), transparent);
  box-shadow: 0 0 15px var(--green), 0 0 30px var(--cyan);
  z-index: 2;
  transform: translateX(-50%);
  transition: opacity 0.8s ease;
  pointer-events: none;
}

#boot-overlay.hidden::after {
  opacity: 0;
}

#boot-overlay.hidden .gate-left {
  transform: translateX(-100%);
}

#boot-overlay.hidden .gate-right {
  transform: translateX(100%);
}

#boot-overlay.hidden {
  visibility: hidden;
  pointer-events: none;
  transition: visibility 1.4s;
}

.boot-container {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 600px;
  gap: 28px;
  transition: all 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  background: rgba(3, 8, 18, 0.85);
  border: 1px solid rgba(0, 255, 136, 0.15) !important;
  border-radius: 8px;
  padding: 40px;
  backdrop-filter: blur(12px);
  box-shadow: 
    0 0 50px rgba(0,0,0,0.8),
    inset 0 0 30px rgba(0, 255, 136, 0.05);
}

#boot-overlay.hidden .boot-container {
  opacity: 0;
  transform: scale(0.9) translateY(-20px);
}

/* HUD System info grid */
.boot-header {
  width: 100%;
  border-bottom: 1px dashed rgba(208, 223, 240, 0.15);
  padding-bottom: 15px;
}

.boot-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 20px;
  font-size: 0.68rem;
  color: var(--text2, #a0b8d0);
  letter-spacing: 1px;
}

.boot-info-grid div::before {
  content: '■ ';
  color: var(--cyan);
}

/* ASCII Brand */
.boot-brand {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.boot-ascii {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  line-height: 1.1;
  color: var(--green);
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
  margin: 0;
  text-align: center;
  white-space: pre;
  overflow-x: auto;
  width: 100%;
  scrollbar-width: none;
}

.boot-ascii::-webkit-scrollbar {
  display: none;
}

.boot-subtitle {
  font-size: 0.72rem;
  letter-spacing: 5px;
  color: var(--cyan);
  margin-top: 15px;
  opacity: 0.8;
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.3);
  text-transform: uppercase;
}

/* Buttons styling */
.boot-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  width: 100%;
}

#boot-btn {
  background: rgba(0, 255, 136, 0.02);
  border: 1px solid var(--green);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 3px;
  padding: 16px 32px;
  cursor: pointer;
  box-shadow: 
    inset 0 0 15px rgba(0, 255, 136, 0.1),
    0 0 20px rgba(0, 255, 136, 0.15);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: bootPulse 2s infinite;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}

#boot-btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.15), transparent);
  transition: all 0.6s;
}

#boot-btn:hover::before {
  left: 100%;
}

#boot-btn:hover {
  background: var(--green);
  color: var(--bg);
  box-shadow: 0 0 30px var(--green);
  transform: translateY(-2px);
}

#boot-skip-btn {
  background: none;
  border: none;
  color: var(--text2, #a0b8d0);
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  cursor: pointer;
  letter-spacing: 2px;
  transition: color 0.3s, text-shadow 0.3s;
}

#boot-skip-btn:hover {
  color: var(--cyan);
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
  text-decoration: underline;
}

/* Terminal & Progress Loader */
#boot-terminal {
  width: 100%;
  height: 160px;
  background: rgba(1, 4, 10, 0.9);
  border: 1px solid rgba(0, 255, 136, 0.25) !important;
  padding: 15px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--green);
  font-size: 0.75rem;
  box-sizing: border-box;
  text-align: left;
  border-radius: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 255, 136, 0.2) transparent;
}

#boot-terminal.hidden {
  display: none;
}

.boot-progress-wrap {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.boot-progress-wrap.hidden {
  display: none;
}

.boot-progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text2);
  letter-spacing: 1px;
}

.boot-progress-bar-bg {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.boot-progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  box-shadow: 0 0 10px var(--cyan);
  transition: width 0.1s linear;
}

.boot-log {
  display: flex;
  gap: 12px;
  line-height: 1.4;
  opacity: 0;
  animation: logFadeIn 0.2s forwards;
}

.boot-log::before {
  content: '>';
  color: var(--cyan);
}

.boot-log.success {
  color: #00ff88;
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.3);
}

@keyframes logFadeIn {
  to { opacity: 1; }
}

@media (max-width: 600px) {
  .boot-container {
    padding: 20px;
    gap: 18px;
  }
  .boot-ascii {
    font-size: 0.45rem;
  }
  .boot-subtitle {
    font-size: 0.6rem;
    letter-spacing: 2px;
  }
  .boot-info-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  #boot-terminal {
    height: 120px;
  }
}

/* ─── HUD FRAMING AESTHETIC ─── */
.tc, .mat-card, .s-card, .info-card, .app-card, .impact-calc, .term-input-wrap {
  border: 1px solid rgba(255, 255, 255, 0.04) !important;
  background-image:
    linear-gradient(to right, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to bottom, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to left, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to bottom, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to right, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to top, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to left, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px),
    linear-gradient(to top, var(--frame-color, rgba(255, 255, 255, 0.15)) 8px, transparent 8px) !important;
  background-position: 
    0 0, 0 0,
    100% 0, 100% 0,
    0 100%, 0 100%,
    100% 100%, 100% 100% !important;
  background-size: 
    10px 1.5px, 1.5px 10px,
    10px 1.5px, 1.5px 10px,
    10px 1.5px, 1.5px 10px,
    10px 1.5px, 1.5px 10px !important;
  background-repeat: no-repeat !important;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s !important;
}

/* Specific theme variables for cards */
.tc {
  --frame-color: rgba(255, 255, 255, 0.15);
}
.tc:hover {
  --frame-color: var(--tc-c, var(--green));
}
.mat-card {
  --frame-color: rgba(255, 255, 255, 0.15);
}
.mat-card:hover {
  --frame-color: var(--orange);
}
.s-card {
  --frame-color: rgba(255, 255, 255, 0.15);
}
.s-card:hover {
  --frame-color: var(--sc-c, var(--green));
}
.info-card {
  --frame-color: rgba(255, 255, 255, 0.15);
}
.info-card:hover {
  --frame-color: var(--green);
}
.app-card {
  --frame-color: rgba(255, 255, 255, 0.15);
}
.app-card:hover {
  --frame-color: var(--green);
}
.impact-calc {
  --frame-color: rgba(255, 255, 255, 0.12);
}
.term-input-wrap {
  --frame-color: rgba(255, 255, 255, 0.12);
}

/* Technology subpages hero image wrapper framing */
.page-hero .reveal:has(> .tech-hero-img) {
  border-radius: 4px !important;
  border: 1px solid rgba(255, 255, 255, 0.04) !important;
  background-image:
    linear-gradient(to right, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to bottom, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to left, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to bottom, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to right, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to top, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to left, var(--aura-color, var(--green)) 10px, transparent 10px),
    linear-gradient(to top, var(--aura-color, var(--green)) 10px, transparent 10px) !important;
  background-position: 
    0 0, 0 0,
    100% 0, 100% 0,
    0 100%, 0 100%,
    100% 100%, 100% 100% !important;
  background-size: 
    12px 1.5px, 1.5px 12px,
    12px 1.5px, 1.5px 12px,
    12px 1.5px, 1.5px 12px,
    12px 1.5px, 1.5px 12px !important;
  background-repeat: no-repeat !important;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4) !important;
}

/* ─── PERFORMANCE & TICKER OPTIMIZATIONS ─── */
.log-track, .ticker-track, .nav-ticker-track {
  will-change: transform;
}

/* Touch active states feedback */
a:active, button:active, .tc:active, .mat-card:active, .s-card:active, .fpill:active, .slider-btn:active {
  background: var(--aura-glow) !important;
  box-shadow: 0 0 20px var(--aura-color) !important;
  transition: none !important;
}

/* ─── MOBILE ONLY RESPONSIVE LAYOUTS ─── */
@media (max-width: 768px) {
  .swipe-hint {
    display: block !important;
  }
  /* Raw Materials Horizontal Swipe Carousel */
  .mat-grid {
    display: flex !important;
    overflow-x: auto !important;
    scroll-snap-type: x mandatory !important;
    gap: 16px !important;
    padding: 15px 10px 25px 10px !important;
    scrollbar-width: none !important;
    -webkit-overflow-scrolling: touch !important;
    margin-top: 25px;
  }
  .mat-grid::-webkit-scrollbar {
    display: none !important;
  }
  .mat-card {
    flex: 0 0 85% !important;
    scroll-snap-align: center !important;
    aspect-ratio: 4 / 3 !important;
    height: auto !important;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px !important;
  }
  
  /* Bottom-Docked Mobile Terminal */
  #terminal-overlay {
    top: auto !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: 40vh !important;
    padding: 15px !important;
    border-top: 1px solid var(--border) !important;
    transform: translateY(100%) !important;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), bottom 0.3s ease, visibility 0.4s !important;
    display: flex !important;
    box-sizing: border-box;
    visibility: hidden;
  }
  #terminal-overlay.active {
    transform: translateY(0) !important;
    visibility: visible !important;
  }
  #term-output {
    font-size: 0.75rem !important;
    line-height: 1.4 !important;
    gap: 6px !important;
  }
  .term-input-wrap {
    padding: 10px 15px !important;
  }
  
  /* Hardware Accelerated Mobile Glitch */
  body.glitch-active .hero-title, 
  body.glitch-active .s-heading {
    text-shadow: none !important;
    animation: mobileGlitch 1.2s infinite !important;
  }
  @keyframes mobileGlitch {
    0%, 100% { opacity: 1; transform: translate(0); }
    20% { opacity: 0.9; transform: translate(-2px, 1px); }
    40% { opacity: 0.95; transform: translate(1px, -1px); }
    60% { opacity: 1; transform: translate(-1px, -1px); }
    80% { opacity: 0.85; transform: translate(2px, 1px); }
  }
}

/* ─── QR BRIDGE STYLING ─── */
#qr-bridge-trigger {
  position: fixed;
  bottom: 110px;
  left: 30px;
  z-index: 9995;
  width: 64px; height: 64px;
  background: rgba(0, 212, 255, 0.03);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  cursor: pointer;
  box-shadow: 
    inset 0 0 20px rgba(0, 212, 255, 0.05),
    0 0 30px rgba(0, 212, 255, 0.2);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  animation: qrPulse 2s infinite;
}
#qr-bridge-trigger::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  padding: 3px;
  background: conic-gradient(from 0deg, transparent, var(--cyan), transparent, var(--green), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: qrRotate 4s linear infinite;
}
#qr-bridge-trigger:hover {
  transform: scale(1.1) translateY(-5px);
  background: rgba(0, 212, 255, 0.08);
  box-shadow: 
    inset 0 0 30px rgba(0, 212, 255, 0.1),
    0 0 50px rgba(0, 212, 255, 0.4);
}
@keyframes qrPulse {
  0%, 100% { box-shadow: 0 0 30px rgba(0, 212, 255, 0.2); }
  50% { box-shadow: 0 0 10px rgba(0, 212, 255, 0.05); }
}
@keyframes qrRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
  #qr-bridge-trigger {
    bottom: 90px;
    left: 20px;
    width: 48px;
    height: 48px;
    font-size: 1.6rem;
  }
}

#qr-bridge-modal {
  position: fixed;
  inset: 0;
  background: rgba(2, 5, 10, 0.95);
  backdrop-filter: blur(15px);
  z-index: 2000000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  padding: 20px;
}
#qr-bridge-modal.hidden {
  display: none;
}
.qr-modal-content {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 30px;
  box-sizing: border-box;
  position: relative;
  box-shadow: 0 20px 50px rgba(0,0,0,0.6);
}
.qr-modal-close {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 1.5rem;
  color: var(--text2);
  cursor: pointer;
  transition: color 0.2s;
}
.qr-modal-close:hover {
  color: var(--green);
}
.qr-links-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.qr-link-item {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text);
  text-decoration: none;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  padding: 12px 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s;
  border-radius: 4px;
}
.qr-link-item:hover {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.05);
  color: var(--cyan);
  transform: translateX(4px);
}

/* ─── HUD SCANNER FRAME ─── */
.hud-frame {
  position: fixed;
  inset: 16px;
  pointer-events: none;
  z-index: 9998;
  transition: inset 0.3s;
}

.hud-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 255, 136, 0.06);
  box-shadow: inset 0 0 20px rgba(0, 255, 136, 0.02);
  pointer-events: none;
}

.hud-corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--green);
  transition: border-color 0.3s;
}

.hud-corner.top-left {
  top: 0; left: 0;
  border-right: none; border-bottom: none;
}

.hud-corner.top-right {
  top: 0; right: 0;
  border-left: none; border-bottom: none;
}

.hud-corner.bottom-left {
  bottom: 0; left: 0;
  border-right: none; border-top: none;
}

.hud-corner.bottom-right {
  bottom: 0; right: 0;
  border-left: none; border-top: none;
}

.hud-tag {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--green);
  position: absolute;
  white-space: nowrap;
  letter-spacing: 1px;
  opacity: 0.6;
  text-transform: uppercase;
  transition: color 0.3s;
}

.top-left .hud-tag { top: -14px; left: 0; }
.top-right .hud-tag { top: -14px; right: 0; text-align: right; }
.bottom-left .hud-tag { bottom: -14px; left: 0; }
.bottom-right .hud-tag { bottom: -14px; right: 0; text-align: right; }

@media (max-width: 768px) {
  .hud-frame {
    inset: 8px;
  }
  .hud-tag {
    display: none;
  }
}

/* ─── CIRCUITS AND HOTSPOTS ─── */
.circuit-container {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 6px;
  overflow: hidden;
  background: #02050a;
  border: 1px solid var(--border);
  box-shadow: inset 0 0 40px rgba(0,0,0,0.8), 0 15px 35px rgba(0,0,0,0.6);
}
.physical-wall-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  transition: opacity 0.5s, filter 0.5s;
  display: block;
}
.circuit-container:hover .physical-wall-img {
  opacity: 0.7;
}
.circuit-lines-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}
.circuit-path {
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 1.2px;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke 0.3s, stroke-width 0.3s, filter 0.3s;
}
.circuit-path.active {
  stroke: var(--aura-color, #00ff88);
  stroke-width: 2.2px;
  filter: drop-shadow(0 0 5px var(--aura-color, #00ff88));
  stroke-dasharray: 6 3;
  animation: circuit-flow 30s linear infinite;
}
@keyframes circuit-flow {
  to {
    stroke-dashoffset: -1000;
  }
}
.hotspots-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}
.hotspot-node {
  position: absolute;
  width: 22px;
  height: 22px;
  transform: translate(-50%, -50%);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
}
.node-dot {
  display: none !important;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--aura-color, #00ff88);
  box-shadow: 0 0 8px var(--aura-color, #00ff88);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.node-pulse {
  display: none !important;
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1px solid var(--aura-color, #00ff88);
  opacity: 0;
  pointer-events: none;
  animation: node-pulse 2s infinite ease-out;
}
@keyframes node-pulse {
  0% { transform: scale(0.5); opacity: 1; }
  100% { transform: scale(2.0); opacity: 0; }
}
.hotspot-node:hover .node-dot {
  transform: scale(1.6);
  background: #fff;
  box-shadow: 0 0 15px var(--aura-color, #00ff88);
}
.hotspot-node:hover .node-pulse {
  border-color: #fff;
}

/* ─── HOTSPOT MODAL CSS ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 5, 10, 0.85);
  backdrop-filter: blur(15px);
  z-index: 10500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.modal-container {
  width: 90%;
  max-width: 920px;
  background: rgba(6, 13, 22, 0.95);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0,0,0,0.8), 0 0 30px rgba(0, 255, 136, 0.05);
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.modal-overlay.active .modal-container {
  transform: scale(1);
}
.modal-header {
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.modal-dot-glow {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--aura-color, #00ff88);
  box-shadow: 0 0 10px var(--aura-color, #00ff88);
  animation: pulse-glow 1.5s infinite;
}
@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}
#modal-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: #fff;
  margin: 0;
  text-transform: uppercase;
}
.modal-close-btn {
  background: none;
  border: none;
  color: var(--text2);
  font-size: 1.8rem;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  transition: color 0.2s;
}
.modal-close-btn:hover {
  color: #ff3131;
}
.modal-body {
  padding: 28px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 30px;
}
@media (max-width: 768px) {
  .modal-body {
    grid-template-columns: 1fr;
    padding: 20px;
    gap: 20px;
  }
}
.modal-media-col {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.crt-screen-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border: 1px solid var(--border2);
  border-radius: 4px;
  overflow: hidden;
  background: #000;
}
.crt-screen {
  width: 100%;
  height: 100%;
  position: relative;
}
.crt-screen iframe {
  width: 100%;
  height: 100%;
  border: none;
  z-index: 1;
}
.crt-scanlines {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  background-size: 100% 3px, 6px 100%;
  z-index: 10;
  pointer-events: none;
}
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #03070d;
  color: var(--text2);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}
.placeholder-icon {
  font-size: 2rem;
  animation: bounce-anim 2s infinite;
}
@keyframes bounce-anim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
.diagnostic-console {
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--border);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  border-radius: 4px;
  color: var(--text2);
  min-height: 50px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.console-prompt {
  color: var(--aura-color, #00ff88);
}
.modal-info-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: space-between;
}
.info-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.info-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text2);
  letter-spacing: 1.5px;
  opacity: 0.6;
}
.info-value {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--aura-color, #00ff88);
  background: rgba(255, 255, 255, 0.015);
  border: 1px dashed rgba(255, 255, 255, 0.08);
  padding: 10px 14px;
  border-radius: 4px;
}
.info-text {
  font-size: 0.85rem;
  color: var(--text2);
  line-height: 1.6;
  font-weight: 300;
  margin: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.01), transparent);
  padding: 12px 16px;
  border-left: 2.5px solid var(--aura-color, #00ff88);
  border-radius: 0 4px 4px 0;
}
.info-actions {
  margin-top: 10px;
}
.info-actions .btn-primary {
  width: 100%;
  display: block;
  text-align: center;
  text-decoration: none;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

/* =========================================================
   MOBILE UI/UX OPTIMIZATIONS
   ========================================================= */

/* 1. Disable custom cursor on touch/mobile devices */
@media (hover: none) and (pointer: coarse) {
  #cursor,
  #cursor-ring {
    display: none !important;
  }
}

/* 2. Expand hotspot tap targets for mobile usability */
.hotspot-node::after {
  content: '';
  position: absolute;
  width: 48px;
  height: 48px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: transparent;
  pointer-events: auto;
}

/* 3. Fluid typography for subpage titles */
h2.h-title {
  font-size: clamp(1.8rem, 5vw, 2.5rem) !important;
}