:root{
  --bg: #090d13;
  --bg-elev: #10161f;
  --bg-elev-2: #161f2b;
  --border: #22303f;
  --border-soft: #1a2532;
  --text: #e7edf3;
  --text-dim: #8fa0b3;
  --text-faint: #56687d;
  --cyan: #3fe6c4;
  --cyan-dim: rgba(63,230,196,0.12);
  --cyan-line: rgba(63,230,196,0.35);
  --red: #ff5a5f;
  --red-dim: rgba(255,90,95,0.12);
  --red-line: rgba(255,90,95,0.4);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --maxw: 1180px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(63,230,196,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63,230,196,0.025) 1px, transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
  z-index:0;
}
a{color:inherit;}
img{max-width:100%;display:block;}

::selection{background:var(--cyan-dim); color:var(--cyan);}

:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
  border-radius:2px;
}

.wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px; position:relative; z-index:1;}

.eyebrow{
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--cyan);
  display:inline-flex;
  align-items:center;
  gap:9px;
}
.eyebrow::before{
  content:"";
  width:7px; height:7px;
  background:var(--cyan);
  border-radius:50%;
  box-shadow:0 0 0 3px var(--cyan-dim);
  animation:blink 2.4s ease-in-out infinite;
}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:0.35;}}

/* ===== NAV ===== */
nav{
  position:sticky; top:0; z-index:50;
  background:rgba(9,13,19,0.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);
}
nav .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:64px;
}
.nav-brand{
  font-family:var(--font-mono);
  font-size:13.5px;
  color:var(--text-dim);
  letter-spacing:0.02em;
  display:flex; align-items:center; gap:10px;
}
.nav-brand strong{color:var(--text); font-weight:600;}
.nav-links{display:flex; gap:28px; font-size:14px; color:var(--text-dim);}
.nav-links a{text-decoration:none; transition:color .15s;}
.nav-links a:hover{color:var(--cyan);}
.nav-cta{
  font-family:var(--font-mono);
  font-size:12.5px;
  border:1px solid var(--cyan-line);
  color:var(--cyan);
  padding:8px 16px;
  border-radius:3px;
  text-decoration:none;
  transition:background .15s, color .15s;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--cyan); color:#04140f;}
@media (max-width:760px){ .nav-links{display:none;} }

/* ===== HERO ===== */
.hero{
  position:relative;
  padding:88px 0 72px;
  border-bottom:1px solid var(--border-soft);
  overflow:hidden;
}
#meshCanvas{
  position:absolute; inset:0;
  width:100%; height:100%;
  z-index:0;
  opacity:0.9;
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 40%, transparent 0%, var(--bg) 92%);
  z-index:0;
  pointer-events:none;
}
.hero .wrap{position:relative; z-index:2;}
.hero-conf{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--text-faint);
  margin-bottom:22px;
  letter-spacing:0.02em;
}
.hero-conf a{color:var(--text-dim); text-decoration:underline; text-underline-offset:3px; text-decoration-color:var(--border);}
.hero-conf a:hover{color:var(--cyan);}

h1{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(2.4rem, 5.2vw, 4.1rem);
  line-height:1.06;
  letter-spacing:-0.01em;
  margin:18px 0 22px;
  max-width:15ch;
}
h1 em{
  font-style:normal;
  color:var(--cyan);
}

.hero-sub{
  font-size:17.5px;
  color:var(--text-dim);
  max-width:56ch;
  margin-bottom:36px;
}

.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:56px;}
.btn{
  font-family:var(--font-mono);
  font-size:13.5px;
  padding:13px 22px;
  border-radius:3px;
  text-decoration:none;
  display:inline-flex; align-items:center; gap:9px;
  transition:transform .15s, background .15s, border-color .15s;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--cyan); color:#04140f; font-weight:600;}
.btn-primary:hover{background:#5cf0d3;}
.btn-secondary{border:1px solid var(--border); color:var(--text-dim);}
.btn-secondary:hover{border-color:var(--cyan-line); color:var(--cyan);}

.hero-stats{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  border-top:1px solid var(--border-soft);
  padding-top:26px;
  gap:20px;
}
.stat-label{
  font-family:var(--font-mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:0.1em;
  color:var(--text-faint);
  margin-bottom:6px;
}
.stat-val{font-family:var(--font-mono); font-size:15px; color:var(--text);}
@media (max-width:700px){
  .hero-stats{grid-template-columns:repeat(2,1fr); row-gap:24px;}
}

/* ===== SECTION SHARED ===== */
section{padding:76px 0; border-bottom:1px solid var(--border-soft); position:relative;}
.section-head{margin-bottom:42px; max-width:70ch;}
.section-head .eyebrow{margin-bottom:14px;}
h2{
  font-family:var(--font-display);
  font-size:clamp(1.6rem, 3vw, 2.1rem);
  font-weight:600;
  letter-spacing:-0.01em;
  margin-bottom:14px;
}
.section-head p{color:var(--text-dim); font-size:15.5px;}

/* ===== ABOUT ===== */
.about-body{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:56px;
  align-items:start;
}
.about-body p{color:var(--text-dim); font-size:15.5px; margin-bottom:16px;}
.about-body p:last-child{margin-bottom:0;}
.threat-panel{
  background:var(--bg-elev);
  border:1px solid var(--border);
  border-radius:6px;
  padding:22px;
  font-family:var(--font-mono);
  font-size:12.5px;
}
.threat-panel .panel-title{
  color:var(--text-faint);
  text-transform:uppercase;
  letter-spacing:0.1em;
  font-size:10.5px;
  margin-bottom:14px;
  display:flex; justify-content:space-between;
}
.threat-row{
  display:flex; justify-content:space-between;
  padding:9px 0;
  border-top:1px solid var(--border-soft);
  color:var(--text-dim);
}
.threat-row:first-of-type{border-top:none;}
.threat-row .tag{
  padding:2px 7px; border-radius:2px; font-size:10.5px;
}
.tag-secure{background:var(--cyan-dim); color:var(--cyan);}
.tag-flag{background:var(--red-dim); color:var(--red);}
@media (max-width:820px){ .about-body{grid-template-columns:1fr;} }

/* ===== TOPICS ===== */
.topics-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:1px;
  background:var(--border-soft);
  border:1px solid var(--border-soft);
  border-radius:8px;
  overflow:hidden;
}
.topic-card{
  background:var(--bg-elev);
  padding:26px 24px;
  transition:background .15s;
}
.topic-card:hover{background:var(--bg-elev-2);}
.topic-id{
  font-family:var(--font-mono);
  font-size:11.5px;
  color:var(--text-faint);
  margin-bottom:14px;
}
.topic-name{font-size:15px; font-weight:500; line-height:1.4; margin-bottom:14px;}
.signal-bars{display:flex; gap:3px; align-items:flex-end; height:14px;}
.signal-bars span{width:4px; background:var(--border); border-radius:1px;}
.signal-bars span:nth-child(1){height:35%;}
.signal-bars span:nth-child(2){height:60%;}
.signal-bars span:nth-child(3){height:85%;}
.signal-bars span:nth-child(4){height:100%;}
.topic-card:hover .signal-bars span{background:var(--cyan);}
.signal-bars span{transition:background .2s;}
@media (max-width:900px){ .topics-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:600px){ .topics-grid{grid-template-columns:1fr;} }

/* ===== TIMELINE ===== */
.timeline{border-top:1px solid var(--border-soft);}
.tl-row{
  display:grid;
  grid-template-columns:150px 1fr 130px;
  gap:20px;
  align-items:center;
  padding:20px 0;
  border-bottom:1px solid var(--border-soft);
}
.tl-date{font-family:var(--font-mono); font-size:13.5px; color:var(--text);}
.tl-label{color:var(--text-dim); font-size:14.5px;}
.tl-status{
  font-family:var(--font-mono);
  font-size:10.5px;
  text-transform:uppercase;
  letter-spacing:0.08em;
  padding:5px 10px;
  border-radius:3px;
  justify-self:end;
  white-space:nowrap;
}
.status-done{color:var(--text-faint); border:1px solid var(--border);}
.status-next{color:var(--red); border:1px solid var(--red-line); background:var(--red-dim);}
.status-open{color:var(--cyan); border:1px solid var(--cyan-line); background:var(--cyan-dim);}
@media (max-width:640px){
  .tl-row{grid-template-columns:1fr; gap:6px; padding:18px 0;}
  .tl-status{justify-self:start;}
}

.countdown-bar{
  margin-top:28px;
  display:flex; align-items:center; gap:14px;
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--text-dim);
  background:var(--bg-elev);
  border:1px solid var(--border);
  border-radius:6px;
  padding:16px 20px;
}
.countdown-bar strong{color:var(--cyan); font-size:14.5px;}

/* ===== SUBMISSION ===== */
.spec-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:24px;
  margin-bottom:40px;
}
.spec-item{
  border-left:2px solid var(--cyan-line);
  padding-left:16px;
}
.spec-num{font-family:var(--font-mono); font-size:22px; color:var(--cyan); margin-bottom:4px;}
.spec-label{font-size:13px; color:var(--text-dim);}
@media (max-width:800px){ .spec-grid{grid-template-columns:repeat(2,1fr); row-gap:28px;} }

.submit-cta{
  display:flex; justify-content:space-between; align-items:center;
  background:var(--bg-elev);
  border:1px solid var(--border);
  border-radius:8px;
  padding:28px 32px;
  gap:24px;
  flex-wrap:wrap;
}
.submit-cta p{color:var(--text-dim); font-size:14px; max-width:48ch;}
.submit-cta p strong{color:var(--text); font-weight:500;}

/* ===== CHAIRS ===== */
.chairs-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:20px;
}
.chair-card{
  background:var(--bg-elev);
  border:1px solid var(--border);
  border-radius:8px;
  padding:26px 28px;
}
.chair-role{
  font-family:var(--font-mono);
  font-size:10.5px;
  text-transform:uppercase;
  letter-spacing:0.1em;
  color:var(--cyan);
  margin-bottom:12px;
}
.chair-name{font-family:var(--font-display); font-size:19px; font-weight:600; margin-bottom:4px;}
.chair-affil{color:var(--text-dim); font-size:14px;}
@media (max-width:640px){ .chairs-grid{grid-template-columns:1fr;} }

/* ===== FOOTER ===== */
footer{padding:44px 0 56px; border-bottom:none;}
.footer-row{
  display:flex; justify-content:space-between; align-items:flex-end;
  flex-wrap:wrap; gap:24px;
}
.footer-conf{font-family:var(--font-display); font-weight:600; font-size:17px;}
.footer-meta{color:var(--text-faint); font-size:13px; margin-top:6px;}
.footer-links{display:flex; gap:20px; font-size:13.5px; color:var(--text-dim);}
.footer-links a{text-decoration:none;}
.footer-links a:hover{color:var(--cyan);}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
}