:root{
  --bg:#0B0E14;
  --panel:#12161F;
  --panel-hover:#161C28;
  --panel-line:#232A38;
  --cyan:#4FD8E8;
  --amber:#FFB454;
  --text:#E8ECF4;
  --muted:#AEB7C8;
  --grid-line: rgba(79,216,232,0.06);
  --ease: cubic-bezier(.16,1,.3,1);
  --mx: 0.5;
  --my: 0.5;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  overflow-x:hidden;
}
::selection{background:var(--cyan);color:#0B0E14;}
img{max-width:100%; display:block;}

.grid-bg{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 50% 20%, black, transparent 75%);
}

a{color:inherit;text-decoration:none;}

/* Toolbar */
.toolbar{
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 28px;
  background:rgba(11,14,20,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--panel-line);
}
.toolbar-brand{
  font-family:'JetBrains Mono',monospace;
  font-size:13px; color:var(--cyan); letter-spacing:0.5px;
  display:flex; align-items:center; gap:8px;
}
.toolbar-brand .dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 8px var(--amber);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.35;}}
.toolbar-nav{display:flex;gap:22px;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted); flex-wrap:wrap;}
.toolbar-nav a{transition:color .2s;}
.toolbar-nav a:hover, .toolbar-nav a.active{color:var(--cyan);}
.toolbar-nav a::before{content:"// ";color:var(--panel-line);}
.toolbar-toggle{display:none; background:none; border:1px solid var(--panel-line); color:var(--text); font-family:'JetBrains Mono',monospace; padding:6px 10px; border-radius:3px;}

/* Page header (for non-home pages) */
.page-header{
  position:relative; z-index:1; padding:64px 28px 30px; max-width:1000px; margin:0 auto;
}
.page-eyebrow{
  font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--amber);
  letter-spacing:2px; text-transform:uppercase; margin-bottom:14px;
}
.page-eyebrow::before{content:"[";color:var(--panel-line);}
.page-eyebrow::after{content:"]";color:var(--panel-line);}
.page-header h1{
  font-family:'Space Grotesk',sans-serif; font-weight:700;
  font-size:clamp(2rem, 5.5vw, 3.4rem); line-height:1.05; letter-spacing:-0.02em;
}
.page-header p{margin-top:16px; max-width:600px; color:var(--muted); font-size:1rem; line-height:1.6;}

/* Hero (home only) */
.hero{
  position:relative; z-index:1;
  display:flex; flex-direction:column; justify-content:center;
  padding:48px 28px 24px;
  max-width:1000px; margin:0 auto;
}
.hero-eyebrow{
  font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--amber);
  letter-spacing:2px; text-transform:uppercase; margin-bottom:18px;
  display:flex; align-items:center; gap:10px;
}
.hero-eyebrow::before{content:"[";color:var(--panel-line);}
.hero-eyebrow::after{content:"]";color:var(--panel-line);}
.hero h1{
  font-family:'Space Grotesk',sans-serif; font-weight:700;
  font-size:clamp(2.2rem, 6.5vw, 4.6rem); line-height:1.03; letter-spacing:-0.02em;
}
.hero h1 .accent{color:var(--cyan);}
.hero-tagline{
  margin-top:20px; max-width:580px; color:var(--muted);
  font-size:clamp(1rem,2vw,1.1rem); line-height:1.6;
}
.hero-meta{margin-top:18px; font-family:'JetBrains Mono',monospace; font-size:12.5px; color:var(--muted); line-height:1.9;}
.hero-cta{margin-top:30px; display:flex; gap:14px; flex-wrap:wrap;}
.btn{
  font-family:'JetBrains Mono',monospace; font-size:13px;
  padding:12px 22px; border-radius:3px; border:1px solid var(--panel-line);
  transition:all .2s; cursor:pointer; display:inline-block;
  background:transparent; color:var(--text); appearance:none; -webkit-appearance:none;
}
.btn-primary{background:var(--cyan); color:#0B0E14; border-color:var(--cyan); font-weight:700;}
.btn-primary:hover{box-shadow:0 0 22px rgba(79,216,232,0.4); transform:translateY(-1px);}
.btn-ghost{color:var(--text); background:transparent;}
.btn-ghost:hover{border-color:var(--cyan); color:var(--cyan);}
.hero-hint{
  margin-top:50px; font-family:'JetBrains Mono',monospace; font-size:11.5px;
  color:var(--panel-line); display:flex; align-items:center; gap:10px;
}
.hero-hint .kbd{
  border:1px solid var(--panel-line); border-radius:3px; padding:2px 7px;
  color:var(--muted); background:var(--panel);
}

/* Section shared */
section{position:relative; z-index:1; padding:56px 28px; max-width:1000px; margin:0 auto;}
.section-label{
  font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--cyan);
  letter-spacing:2px; text-transform:uppercase; margin-bottom:10px;
}
.section-title{
  font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:clamp(1.5rem,3.6vw,2.2rem);
  margin-bottom:36px;
}

/* Panels */
.panels{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--panel-line); border:1px solid var(--panel-line);}
.panels.cols-2{grid-template-columns:repeat(2,1fr);}
.panel{background:var(--panel); padding:26px 22px; transition:background .2s;}
.panel:hover{background:var(--panel-hover);}
.panel-head{display:flex; align-items:flex-start; justify-content:space-between; gap:10px; margin-bottom:14px;}
.panel-tag{font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--amber); border:1px solid rgba(255,180,84,0.3); padding:2px 8px; border-radius:2px; white-space:nowrap;}
.panel h3{font-family:'Space Grotesk',sans-serif; font-size:1.05rem; margin-bottom:8px; line-height:1.3;}
.panel p{color:var(--muted); font-size:0.9rem; line-height:1.55;}
.panel img{border-radius:4px; margin-bottom:14px; aspect-ratio:16/10; object-fit:cover; width:100%;}

/* Venue chips */
.venues{display:flex; flex-wrap:wrap; gap:10px; margin-top:20px;}
.venue-chip{
  font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--muted);
  border:1px solid var(--panel-line); padding:6px 14px; border-radius:20px;
}

/* Pub list */
.pub-list{border-top:1px solid var(--panel-line);}
.pub-item{
  display:grid; grid-template-columns:64px 1fr auto; gap:20px; align-items:start;
  padding:20px 0; border-bottom:1px solid var(--panel-line);
}
.pub-item img{width:56px; height:56px; object-fit:cover; border-radius:4px; border:1px solid var(--panel-line);}
.pub-item h4{font-family:'Space Grotesk',sans-serif; font-size:0.98rem; margin-bottom:6px; line-height:1.35;}
.pub-item .cite{color:var(--muted); font-size:0.83rem; line-height:1.5;}
.pub-item .type{font-family:'JetBrains Mono',monospace; font-size:10.5px; color:var(--amber); white-space:nowrap; align-self:start; border:1px solid rgba(255,180,84,0.3); padding:3px 9px; border-radius:2px;}
.pub-item a.link{color:var(--cyan); font-family:'JetBrains Mono',monospace; font-size:11.5px;}

/* Timeline (CV) */
.timeline{border-left:1px solid var(--panel-line); margin-left:6px;}
.tl-item{position:relative; padding:0 0 44px 30px;}
.tl-item::before{content:""; position:absolute; left:-5.5px; top:4px; width:10px; height:10px; border-radius:50%; background:var(--bg); border:2px solid var(--cyan);}
.tl-item .tl-role{font-family:'Space Grotesk',sans-serif; font-size:1.1rem; margin-bottom:2px;}
.tl-item .tl-place{font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--amber); margin-bottom:12px;}
.tl-item p{color:var(--muted); font-size:0.92rem; line-height:1.65; max-width:640px;}

/* Course list */
.course-list{display:grid; gap:1px; background:var(--panel-line); border:1px solid var(--panel-line); margin-top:20px;}
.course-row{background:var(--panel); padding:14px 20px; display:flex; justify-content:space-between; gap:16px; font-size:0.9rem; flex-wrap:wrap;}
.course-row .name{color:var(--text);}
.course-row .term{font-family:'JetBrains Mono',monospace; color:var(--muted); font-size:0.82rem; white-space:nowrap;}

/* Steam strip */
.steam-strip{display:flex; gap:14px; overflow-x:auto; padding:20px 0; scrollbar-width:thin;}
.steam-card{min-width:200px; background:var(--panel); border:1px solid var(--panel-line); border-radius:4px; padding:14px; transition:border-color .2s;}
.steam-card:hover{border-color:var(--cyan);}
.steam-card .name{font-family:'Space Grotesk',sans-serif; font-size:0.92rem; margin-top:10px;}
.steam-card .label{font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--amber);}

/* Student project cards */
.student-card{background:var(--panel); border:1px solid var(--panel-line); border-radius:4px; padding:26px; margin-bottom:20px;}
.student-card .meta{font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--amber); margin-bottom:6px; letter-spacing:0.5px;}
.student-card h3{font-family:'Space Grotesk',sans-serif; font-size:1.15rem; margin-bottom:6px;}
.student-card .who{font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--cyan); margin-bottom:14px;}
.student-card p{color:var(--muted); font-size:0.92rem; line-height:1.6; margin-bottom:10px;}
.student-card ul{margin:10px 0 14px 18px; color:var(--muted); font-size:0.92rem; line-height:1.6;}
.student-card .thumbs{display:flex; gap:8px; flex-wrap:wrap;}
.student-card .thumbs img{width:90px; height:66px; object-fit:cover; border-radius:3px; border:1px solid var(--panel-line);}

/* Contact */
.contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:40px;}
.contact-block dt{font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--amber); letter-spacing:1.5px; text-transform:uppercase; margin-top:20px;}
.contact-block dd{margin-top:6px; color:var(--text); font-size:0.95rem; line-height:1.6;}
.travel-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-top:20px;}
.travel-grid img{border-radius:4px; aspect-ratio:1; object-fit:cover; border:1px solid var(--panel-line);}
.travel-grid .cap{display:none;}

.social-row{display:flex; gap:14px; margin-top:20px; flex-wrap:wrap;}
.social-row a{border:1px solid var(--panel-line); border-radius:4px; padding:10px 16px; font-family:'JetBrains Mono',monospace; font-size:12px; transition:all .2s;}
.social-row a:hover{border-color:var(--cyan); color:var(--cyan);}

@media (max-width: 760px){
  .panels{grid-template-columns:1fr;}
  .panels.cols-2{grid-template-columns:1fr;}
  .toolbar-nav{display:none;}
  .toolbar-toggle{display:block;}
  .toolbar-nav.open{
    display:flex; flex-direction:column; position:absolute; top:56px; left:0; right:0;
    background:var(--bg); border-bottom:1px solid var(--panel-line); padding:16px 28px; gap:14px;
  }
  .pub-item{grid-template-columns:44px 1fr; grid-template-areas:"img title" "img type";}
  .pub-item img{width:44px;height:44px;}
  .contact-grid{grid-template-columns:1fr;}
  .travel-grid{grid-template-columns:repeat(3,1fr);}
}

footer{
  position:relative; z-index:1; padding:40px 28px 60px; text-align:center;
  font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--panel-line);
  border-top:1px solid var(--panel-line); margin-top:40px;
}

/* Easter egg overlay */
.egg-overlay{
  position:fixed; inset:0; z-index:200;
  background:rgba(6,8,12,0.92);
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity .3s;
  padding:24px;
}
.egg-overlay.show{opacity:1; pointer-events:auto;}
.egg-card{
  background:var(--panel); border:1px solid var(--cyan); border-radius:6px;
  padding:40px; max-width:480px; text-align:center;
  box-shadow:0 0 60px rgba(79,216,232,0.25);
  animation:egg-in .4s ease;
}
@keyframes egg-in{from{transform:scale(0.9) translateY(10px); opacity:0;}to{transform:scale(1) translateY(0); opacity:1;}}
.egg-card .tag{font-family:'JetBrains Mono',monospace; color:var(--amber); font-size:12px; letter-spacing:2px;}
.egg-card h2{font-family:'Space Grotesk',sans-serif; margin:14px 0; font-size:1.6rem; color:var(--cyan);}
.egg-card p{color:var(--muted); font-size:0.95rem; line-height:1.6; margin-bottom:20px;}
.egg-close{font-family:'JetBrains Mono',monospace; font-size:12px; color:var(--text); border:1px solid var(--panel-line); padding:9px 18px; border-radius:3px; cursor:pointer; background:none;}
.egg-close:hover{border-color:var(--cyan); color:var(--cyan);}
.glitch{animation:glitch .25s steps(2) 3;}
@keyframes glitch{
  0%{transform:translate(0,0);}
  25%{transform:translate(-2px,1px);}
  50%{transform:translate(2px,-1px);}
  75%{transform:translate(-1px,-1px);}
  100%{transform:translate(0,0);}
}

/* ============ v2: icons, motion, key-hint widget, sprite ============ */

/* Icons */
.icon{width:22px; height:22px; stroke:var(--cyan); fill:none; stroke-width:1.6; flex-shrink:0;}
.icon-lg{width:30px; height:30px;}
.panel-icon{margin-bottom:14px; display:inline-flex; align-items:center; justify-content:center; width:44px; height:44px; border-radius:8px; background:rgba(79,216,232,0.08); border:1px solid var(--panel-line);}
.social-row a{display:inline-flex; align-items:center; gap:8px;}
.social-row .icon{width:16px;height:16px;}

/* Apple-style scroll reveal */
.reveal{opacity:0; transform:translateY(28px) scale(.98); transition:opacity .9s var(--ease), transform .9s var(--ease);}
.reveal.in{opacity:1; transform:translateY(0) scale(1);}

/* generous breathing room, Apple-style */
@media (max-width:760px){ section{padding:40px 24px;} }

/* Tilt panels */
.panel{transform-style:preserve-3d; transition:transform .25s var(--ease), background .2s; will-change:transform;}

/* Hero parallax orb */
.hero{overflow:visible;}
.hero-orb{
  position:absolute; width:520px; height:520px; border-radius:50%;
  background:radial-gradient(circle, rgba(79,216,232,0.18), transparent 70%);
  top:-10%; right:-10%; z-index:-1; pointer-events:none;
  transform:translate(calc((var(--mx) - 0.5) * 40px), calc((var(--my) - 0.5) * 40px));
  transition:transform .4s var(--ease);
}
.hero-orb.amber{background:radial-gradient(circle, rgba(255,180,84,0.14), transparent 70%); width:360px; height:360px; top:40%; left:-5%;}

/* Scroll cue */
.scroll-cue{
  position:absolute; bottom:18px; left:50%; transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:6px;
  font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--panel-line);
  letter-spacing:2px; text-transform:uppercase; animation:bob 2.2s ease-in-out infinite;
  opacity:0.7;
}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0);}50%{transform:translateX(-50%) translateY(6px);}}

/* Floating key-hint widget (persistent, all pages) */
.key-hint{
  position:fixed; bottom:20px; right:20px; z-index:80;
  background:rgba(18,22,31,0.9); backdrop-filter:blur(8px);
  border:1px solid var(--panel-line); border-radius:8px;
  padding:10px 14px; display:flex; align-items:center; gap:8px;
  font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--muted);
  box-shadow:0 8px 24px rgba(0,0,0,0.35);
  animation:hint-pulse 3s ease-in-out infinite;
  cursor:default; transition:transform .2s;
}
.key-hint:hover{transform:scale(1.04);}
.key-hint .keys{display:flex; gap:3px;}
.key-hint .k{
  width:20px; height:20px; border:1px solid var(--panel-line); border-radius:3px;
  display:flex; align-items:center; justify-content:center; background:var(--panel);
  color:var(--cyan); font-size:11px;
}
@keyframes hint-pulse{0%,100%{box-shadow:0 8px 24px rgba(0,0,0,0.35);}50%{box-shadow:0 8px 30px rgba(79,216,232,0.25);}}
@media (max-width:760px){ .key-hint{display:none;} }

/* Playground / sprite (about.html) */
.playground{
  position:relative; height:340px; border:1px solid var(--panel-line); border-radius:8px;
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size:24px 24px;
  overflow:hidden; margin-top:28px; cursor:crosshair;
}
.playground-label{
  position:absolute; top:12px; left:14px; font-family:'JetBrains Mono',monospace;
  font-size:11px; color:var(--muted); letter-spacing:1px; z-index:2;
}
.playground-score{
  position:absolute; top:12px; right:14px; font-family:'JetBrains Mono',monospace;
  font-size:11px; color:var(--amber); letter-spacing:1px; z-index:2;
}
.sprite{
  position:absolute; width:22px; height:22px; z-index:3;
  image-rendering:pixelated; transition:transform .08s linear;
}
.sprite svg{width:100%; height:100%;}
.sprite.jump{animation:sprite-jump .35s var(--ease);}
@keyframes sprite-jump{0%{transform:translateY(0) scale(1,1);}30%{transform:translateY(-22px) scale(.9,1.1);}100%{transform:translateY(0) scale(1,1);}}
.orb-pickup{
  position:absolute; width:10px; height:10px; border-radius:50%;
  background:var(--amber); box-shadow:0 0 10px var(--amber); z-index:2;
  animation:orb-idle 1.6s ease-in-out infinite;
}
@keyframes orb-idle{0%,100%{transform:translateY(0);}50%{transform:translateY(-5px);}}
.orb-pickup.collected{animation:orb-pop .3s ease forwards;}
@keyframes orb-pop{to{transform:scale(2); opacity:0;}}
.playground-hint{
  position:absolute; bottom:10px; left:50%; transform:translateX(-50%);
  font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--panel-line); z-index:2;
  text-align:center;
}
.playground-toast{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  font-family:'Space Grotesk',sans-serif; font-size:1.3rem; color:var(--cyan);
  background:rgba(11,14,20,0.85); opacity:0; pointer-events:none; transition:opacity .3s; z-index:4;
}
.playground-toast.show{opacity:1;}

/* ============ v3: Explore Mode hub + shared dpad ============ */

.explore-wrap{
  position:relative; height:480px; border:1px solid var(--panel-line); border-radius:10px;
  overflow:hidden; margin-top:24px; cursor:crosshair;
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size:24px 24px;
}
@media (max-width:760px){
  .explore-wrap{height:600px;}
  .explore-zone{width:84px; padding:8px 6px;}
  .explore-zone .ez-label{font-size:0.68rem;}
}

.explore-title{
  position:absolute; top:16px; left:50%; transform:translateX(-50%); z-index:2;
  font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:1.05rem;
  color:var(--text); letter-spacing:0.5px; text-align:center;
}
.explore-title .accent-dot{color:var(--amber);}
.explore-hint{position:absolute; bottom:10px; left:50%; transform:translateX(-50%); font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--panel-line); z-index:2; text-align:center; width:90%;}

.explore-zone{
  position:absolute; width:104px; padding:12px 10px; border:1px solid rgba(255,180,84,0.35); border-radius:8px;
  background:var(--panel); text-align:center; cursor:pointer; z-index:2;
  box-shadow:0 0 16px rgba(255,180,84,0.22);
  animation:zone-float 3.2s ease-in-out infinite;
  transition:border-color .2s, box-shadow .2s;
}
.explore-zone:nth-of-type(2n){animation-delay:.5s;}
.explore-zone:nth-of-type(3n){animation-delay:1s;}
.explore-zone:nth-of-type(4n){animation-delay:1.5s;}
@keyframes zone-float{0%,100%{transform:translateY(0);}50%{transform:translateY(-7px);}}
.explore-zone .panel-icon{margin:0 auto 8px;}
.explore-zone .ez-label{font-family:'Space Grotesk',sans-serif; font-size:0.78rem; line-height:1.25;}
.explore-zone:hover, .explore-zone.near{
  border-color:var(--cyan);
  box-shadow:0 0 16px rgba(255,180,84,0.22), 0 0 22px rgba(79,216,232,0.35);
}

.explore-prompt{
  position:absolute; z-index:5; font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--cyan);
  background:rgba(11,14,20,0.92); border:1px solid var(--cyan); padding:3px 8px; border-radius:4px;
  opacity:0; pointer-events:none; transition:opacity .15s; white-space:nowrap;
}
.explore-prompt.show{opacity:1;}

/* Shared on-screen dpad (playground + explore hub) */
.dpad{
  position:absolute; bottom:14px; right:14px; z-index:6; display:none;
  grid-template-columns:repeat(3,34px); grid-template-rows:repeat(2,34px); gap:4px;
}
.dpad-btn{
  background:rgba(18,22,31,0.85); border:1px solid var(--panel-line); border-radius:6px; color:var(--cyan);
  font-size:13px; display:flex; align-items:center; justify-content:center;
  -webkit-tap-highlight-color:transparent; user-select:none;
}
.dpad-up{grid-column:2; grid-row:1;}
.dpad-left{grid-column:1; grid-row:2;}
.dpad-down{grid-column:2; grid-row:2;}
.dpad-right{grid-column:3; grid-row:2;}
@media (pointer:coarse){ .dpad{display:grid;} }

/* ============ v4: hero media, gallery, spacing fixes ============ */

/* Hero two-column layout with photo + demos */
.hero-grid{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:48px; align-items:center;
  position:relative; z-index:1;
}
@media (max-width:900px){ .hero-grid{grid-template-columns:1fr; gap:32px;} }

.hero-copy h1{
  font-family:'Space Grotesk',sans-serif; font-weight:700;
  font-size:clamp(2.1rem, 5.2vw, 3.6rem); line-height:1.08; letter-spacing:-0.02em;
}
.hero-copy h1 .accent{color:var(--cyan);}
.hero-tagline{color:var(--text); opacity:0.88;}

.hero-media{display:flex; flex-direction:column; gap:14px;}
.hero-photo{
  border-radius:10px; border:1px solid var(--panel-line); overflow:hidden;
  box-shadow:0 20px 50px rgba(0,0,0,0.4);
}
.hero-photo img{width:100%; display:block; aspect-ratio:3/4; object-fit:cover; object-position:center 12%;}
.hero-demos{display:grid; grid-template-columns:1fr 1fr; gap:12px;}
.hero-demo{
  position:relative; border-radius:8px; overflow:hidden; border:1px solid var(--panel-line);
  aspect-ratio:4/3; background:var(--panel);
}
.hero-demo video, .hero-demo img{width:100%; height:100%; object-fit:cover; display:block;}
.hero-demo-label{
  position:absolute; bottom:0; left:0; right:0; padding:6px 10px;
  background:linear-gradient(to top, rgba(0,0,0,0.75), transparent);
  font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--text); letter-spacing:0.5px;
}

/* Tight section spacing (About me -> Research Areas) */
.tight-top{padding-top:20px;}

/* Egg gallery */
.egg-card.wide{max-width:560px;}
.icon-lg.globe-spin{width:52px; height:52px; margin:6px auto 4px; animation:spin-slow 12s linear infinite;}
@keyframes spin-slow{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
.gallery-img{width:100%; max-height:360px; object-fit:cover; border-radius:6px; background:#000; margin-top:6px;}
.gallery-caption{font-family:'Space Grotesk',sans-serif; font-size:1.05rem; margin-top:14px; color:var(--text);}
.gallery-counter{font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--muted); margin-top:4px;}
.gallery-nav{display:flex; align-items:center; justify-content:space-between; margin-top:18px; gap:10px;}
.gallery-nav-btn{
  background:var(--panel); border:1px solid var(--panel-line); border-radius:50%;
  width:34px; height:34px; display:flex; align-items:center; justify-content:center;
  cursor:pointer; color:var(--cyan); flex-shrink:0;
}
.gallery-nav-btn:hover{border-color:var(--cyan); box-shadow:0 0 14px rgba(79,216,232,0.3);}
.gallery-nav-btn .icon{width:18px; height:18px; margin:0;}
.gallery-keys{font-family:'JetBrains Mono',monospace; font-size:10px; color:var(--muted); text-align:center; white-space:nowrap;}
.gallery-keys .k{border:1px solid var(--panel-line); border-radius:3px; padding:1px 6px; color:var(--cyan); background:var(--panel);}
@media (max-width:520px){ .gallery-keys{display:none;} }

/* ============ v5: award link, centered explore CTA, return link, spacing ============ */

.icon-sm{width:14px; height:14px; vertical-align:-2px; margin-right:3px; stroke:var(--amber);}
.award-link{
  color:var(--amber); text-decoration:none; border-bottom:1px dotted rgba(255,180,84,0.5);
  transition:border-color .2s, color .2s;
}
.award-link:hover{color:var(--text); border-color:var(--text);}

/* Centered, enticing Explore Mode CTA */
.hero-explore-cta{
  display:flex; justify-content:center; margin-top:22px;
}
.btn-explore{
  font-family:'JetBrains Mono',monospace; font-size:14px; font-weight:700;
  padding:12px 28px; border-radius:6px; border:1px solid var(--cyan);
  background:rgba(79,216,232,0.08); color:var(--cyan); cursor:pointer;
  animation:explore-pulse 2.4s ease-in-out infinite;
  transition:transform .2s, background .2s;
  display:flex; flex-direction:column; align-items:center; gap:2px; line-height:1.3;
}
.btn-explore .sub{font-size:11px; font-weight:400; color:var(--amber); letter-spacing:0.3px;}
.btn-explore:hover{transform:translateY(-2px) scale(1.03); background:rgba(79,216,232,0.16);}
@keyframes explore-pulse{
  0%,100%{box-shadow:0 0 0 rgba(79,216,232,0.0);}
  50%{box-shadow:0 0 24px rgba(79,216,232,0.35);}
}

/* Persistent "back to Explore" link on non-home pages */
.explore-return{
  position:fixed; bottom:20px; left:20px; z-index:80;
  background:rgba(18,22,31,0.9); backdrop-filter:blur(8px);
  border:1px solid var(--panel-line); border-radius:8px;
  padding:10px 14px; font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--cyan);
  box-shadow:0 8px 24px rgba(0,0,0,0.35); text-decoration:none; transition:transform .2s;
}
.explore-return:hover{transform:scale(1.04); border-color:var(--cyan);}
@media (max-width:760px){ .explore-return{font-size:10px; padding:8px 10px;} }

/* Tighter vertical rhythm between home sections */
.tight-bottom{padding-bottom:20px;}