/* =========================================================
   ASTRILEUX — Design tokens
   Palette sampled from brand mark: lithography blue + ignition
   crimson, set against deep space navy. Plasma-cyan is the one
   accent reserved for the EUV motif itself so it stays meaningful.
   ========================================================= */
:root{
  --astri-blue:      #3D9CD4;
  --astri-blue-dim:  #2A6E96;
  --leux-crimson:    #C71F56;
  --leux-crimson-dim:#8A1740;
  --plasma-cyan:     #4FE0D6;
  --void-900:        #0E1526;
  --void-850:        #141E38;
  --void-800:        #1C2A4E;
  --void-700:        #263661;
  --void-600:        #344372;
  --hairline:        rgba(255,255,255,0.14);
  --fog-100:          #FFFFFF;
  --fog-300:          #EDF1F8;
  --fog-500:          #CBD5E8;
  --fog-700:          #9DAAC4;

  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --container: 1240px;
  --radius: 4px;
  --ease: cubic-bezier(.16,.84,.44,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.001ms !important;animation-iteration-count:1 !important;transition-duration:0.001ms !important;scroll-behavior:auto !important;}
}
body{
  margin:0;
  background:var(--void-900);
  color:var(--fog-300);
  font-family:var(--font-body);
  font-size:16px;
  font-weight:400;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--astri-blue);text-decoration:none;}
a:hover{color:var(--plasma-cyan);}
:focus-visible{outline:2px solid var(--plasma-cyan);outline-offset:3px;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--fog-100);
  margin:0 0 .5em;
  font-weight:700;
  line-height:1.1;
  letter-spacing:-0.01em;
}
p{margin:0 0 1.2em;font-weight:400;}
.wrap{max-width:var(--container);margin:0 auto;padding:0 28px;}
.mono{font-family:var(--font-mono);}
.eyebrow{
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--plasma-cyan);
  font-weight:500;
  display:flex;align-items:center;gap:10px;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--plasma-cyan);opacity:.7;}
.section-title{font-size:clamp(28px,4vw,42px);max-width:780px;}
.section-lede{font-size:18px;color:var(--fog-100);font-weight:500;max-width:640px;}

/* die-grid texture — the recurring signature motif, echoes the
   reticle/wafer pattern in the mark and the physical photomask */
.grid-texture{
  background-image:
    linear-gradient(rgba(79,224,214,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,224,214,0.08) 1px, transparent 1px);
  background-size:34px 34px;
}
.grid-fade{position:relative;z-index:0;}
.grid-fade::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at 50% 0%, transparent 0%, var(--void-900) 78%);
  pointer-events:none;
  z-index:0;
}
.grid-fade > .wrap{position:relative;z-index:1;}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:13.5px;letter-spacing:.04em;text-transform:uppercase;
  padding:14px 26px;border-radius:var(--radius);border:1px solid transparent;
  cursor:pointer;transition:all .25s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--astri-blue);color:#05080F;font-weight:600;border-color:var(--astri-blue);}
.btn-primary:hover{background:var(--plasma-cyan);border-color:var(--plasma-cyan);color:#05080F;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--fog-100);border-color:var(--hairline);}
.btn-ghost:hover{border-color:var(--plasma-cyan);color:var(--plasma-cyan);}
.btn-crimson{background:var(--leux-crimson);border-color:var(--leux-crimson);color:#fff;font-weight:600;}
.btn-crimson:hover{background:#E0295F;border-color:#E0295F;transform:translateY(-1px);}

/* =========================== HEADER =========================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:18px 0;
  background:rgba(5,8,15,0);
  border-bottom:1px solid transparent;
  transition:background .35s var(--ease), border-color .35s var(--ease), padding .35s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(5,8,15,0.86);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--hairline);
  padding:12px 0;
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.site-logo img{height:42px;width:auto;}
.site-logo{display:flex;align-items:center;}
.main-nav ul{display:flex;list-style:none;gap:34px;margin:0;padding:0;}
.main-nav a{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--fog-300);position:relative;padding:4px 0;font-weight:500;
}
.main-nav a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1px;background:var(--plasma-cyan);transition:width .3s var(--ease);}
.main-nav a:hover::after,.main-nav a.current::after{width:100%;}
.main-nav a.current{color:var(--fog-100);}
.header-cta{display:flex;align-items:center;gap:22px;}
.nav-toggle{display:none;background:none;border:1px solid var(--hairline);border-radius:var(--radius);width:42px;height:38px;color:var(--fog-100);cursor:pointer;}

@media (max-width:900px){
  .nav-toggle{display:block;}
  .main-nav{position:fixed;top:0;right:0;height:100vh;width:min(78vw,320px);
    background:var(--void-850);border-left:1px solid var(--hairline);
    transform:translateX(100%);transition:transform .35s var(--ease);
    padding:100px 32px 32px;}
  .main-nav.is-open{transform:translateX(0);}
  .main-nav ul{flex-direction:column;gap:26px;}
  .header-cta .btn-primary{display:none;}
}

/* =========================== HERO =========================== */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  overflow:hidden;padding-top:110px;
  background:radial-gradient(ellipse 90% 60% at 70% 20%, rgba(61,156,212,0.16), transparent 60%),
             radial-gradient(ellipse 70% 50% at 15% 85%, rgba(199,31,86,0.12), transparent 60%),
             var(--void-900);
}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;width:100%;}
.hero-copy h1{font-size:clamp(38px,5.6vw,68px);}
.hero-copy .tag{color:var(--leux-crimson);}
.hero-lede{font-size:19px;color:var(--fog-300);max-width:520px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:8px;}
.hero-stats{display:flex;gap:34px;margin-top:56px;flex-wrap:wrap;}
.hero-stat b{display:block;font-family:var(--font-display);font-size:26px;color:var(--fog-100);}
.hero-stat span{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--fog-700);}
.hero-visual-note{position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--fog-700);
  display:flex;align-items:center;gap:8px;z-index:2;}
.scroll-pulse{width:6px;height:6px;border-radius:50%;background:var(--plasma-cyan);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:.3;}50%{opacity:1;}}

@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;}
  #hero-canvas{opacity:.55;}
}

/* =========================== SECTIONS =========================== */
.section{padding:110px 0;position:relative;}
.section-tight{padding:70px 0;}
.section-alt{background:var(--void-850);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);}

/* teaser cards on landing */
.teaser-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--hairline);margin-top:56px;border:1px solid var(--hairline);}
.teaser-card{background:var(--void-900);padding:38px 32px;transition:background .3s var(--ease);}
.teaser-card:hover{background:var(--void-800);}
.teaser-card .num{font-family:var(--font-mono);color:var(--plasma-cyan);font-size:12px;letter-spacing:.1em;}
.teaser-card h3{font-size:22px;margin-top:14px;}
.teaser-card p{color:var(--fog-500);font-size:15px;}
.teaser-card .go{font-family:var(--font-mono);font-size:12.5px;color:var(--astri-blue);text-transform:uppercase;letter-spacing:.06em;font-weight:600;}
@media (max-width:900px){.teaser-grid{grid-template-columns:1fr;}}

/* stat strip / ticker */
.stat-strip{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);background:var(--void-850);}
.stat-strip .wrap{display:flex;justify-content:space-between;padding:34px 28px;flex-wrap:wrap;gap:24px;}
.stat-item b{font-family:var(--font-display);font-size:28px;color:var(--fog-100);display:block;}
.stat-item span{font-family:var(--font-mono);font-size:11px;color:var(--fog-700);text-transform:uppercase;letter-spacing:.08em;}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease), transform .7s var(--ease);}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* =========================== TECHNOLOGY PAGE =========================== */
.page-hero{padding:150px 0 60px;position:relative;border-bottom:1px solid var(--hairline);}
.page-hero .eyebrow{margin-bottom:22px;}
.page-hero h1{font-size:clamp(34px,5vw,54px);max-width:820px;}
.page-hero .section-lede{margin-top:18px;}

.topic-grid{display:flex;flex-wrap:wrap;gap:1px;background:var(--hairline);border:1px solid var(--hairline);margin-top:20px;}
.topic-card{flex:1 1 340px;}
.topic-card{background:linear-gradient(160deg, rgba(61,156,212,0.32), rgba(61,156,212,0.12)), var(--void-800);padding:44px;}
.topic-card .icon-tag{font-family:var(--font-mono);font-size:11.5px;color:var(--plasma-cyan);letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;display:inline-block;border:1px solid rgba(79,224,214,.3);padding:4px 10px;border-radius:2px;}
.topic-card h3{font-size:24px;}
.topic-card p{color:var(--fog-300);font-weight:500;}
.topic-card ul{margin:16px 0 0;padding-left:18px;color:var(--fog-300);font-size:15px;}
.topic-card li{margin-bottom:6px;}
@media (max-width:900px){.topic-card{flex-basis:100%;padding:32px 26px;}}

/* lithography process flow — a real sequence, so numbering earns its keep */
.process-flow{margin-top:70px;position:relative;}
.process-track{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;}
.process-track::before{content:"";position:absolute;top:22px;left:0;right:0;height:1px;background:var(--hairline);}
.process-step{position:relative;padding-top:56px;padding-right:20px;}
.process-step .dot{position:absolute;top:12px;left:0;width:22px;height:22px;border-radius:50%;background:var(--void-900);border:1px solid var(--plasma-cyan);color:var(--plasma-cyan);font-family:var(--font-mono);font-size:11px;display:flex;align-items:center;justify-content:center;}
.process-step h4{font-size:15.5px;margin-bottom:6px;}
.process-step p{font-size:13.5px;color:var(--fog-300);margin-bottom:0;}
@media (max-width:900px){
  .process-track{grid-template-columns:1fr;gap:28px;}
  .process-track::before{display:none;}
}

/* scale strip (yottabyte / connectivity numbers) */
.scale-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--hairline);border:1px solid var(--hairline);margin-top:20px;}
.scale-cell{background:linear-gradient(160deg, rgba(61,156,212,0.32), rgba(61,156,212,0.12)), var(--void-800);padding:30px 24px;}
.scale-cell b{font-family:var(--font-display);font-size:24px;color:var(--fog-100);display:block;margin-bottom:6px;}
.scale-cell span{font-family:var(--font-mono);font-size:11px;color:var(--fog-300);text-transform:uppercase;letter-spacing:.06em;}
@media (max-width:900px){.scale-strip{grid-template-columns:repeat(3,1fr);}}
@media (max-width:700px){.scale-strip{grid-template-columns:repeat(2,1fr);}}

/* =========================== PRODUCTS & SPACE PAGE =========================== */
.product-hero{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.product-hero img{border-radius:var(--radius);border:1px solid var(--hairline);}
@media (max-width:900px){.product-hero{grid-template-columns:1fr;}}

.spec-table{width:100%;border-collapse:collapse;margin-top:24px;font-size:14.5px;}
.spec-table tr{border-bottom:1px solid var(--hairline);}
.spec-table td{padding:14px 10px;}
.spec-table td:first-child{font-family:var(--font-mono);color:var(--fog-300);text-transform:uppercase;font-size:12px;letter-spacing:.06em;width:38%;}
.spec-table td:last-child{color:var(--fog-100);}
.spec-note{font-family:var(--font-mono);font-size:12px;color:var(--fog-500);margin-top:14px;border-left:2px solid var(--leux-crimson);padding-left:12px;}

.space-panel{position:relative;background:var(--void-850);border:1px solid var(--hairline);border-radius:var(--radius);overflow:hidden;margin-top:60px;}
.space-panel .panel-grid{display:grid;grid-template-columns:1fr 1fr;}
.space-copy{padding:56px;}
.space-copy .eyebrow{color:var(--leux-crimson);}
.space-copy .eyebrow::before{background:var(--leux-crimson);}
#orbit-canvas-wrap{position:relative;min-height:420px;background:radial-gradient(ellipse at 60% 40%, rgba(199,31,86,0.14), transparent 60%), var(--void-900);}
#orbit-canvas{position:absolute;inset:0;width:100%;height:100%;}
@media (max-width:900px){.space-panel .panel-grid{grid-template-columns:1fr;}.space-copy{padding:36px;}#orbit-canvas-wrap{min-height:320px;}}

.blueprint-quote{
  font-family:var(--font-display);font-size:clamp(24px,3.4vw,36px);color:var(--fog-100);
  border-left:2px solid var(--plasma-cyan);padding-left:24px;margin:50px 0;max-width:760px;
}

.dual-figure-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:56px;}
.dual-figure-grid img{border-radius:var(--radius);border:1px solid var(--hairline);width:100%;}
@media (max-width:700px){.dual-figure-grid{grid-template-columns:1fr;}}

.city-scene-wrap{
  margin-top:56px;overflow:hidden;
  border:1px solid var(--hairline);border-radius:var(--radius);
  background:var(--void-850);
}
.city-scene-inner{
  position:relative;min-height:440px;
  background:radial-gradient(ellipse at 30% 80%, rgba(61,156,212,0.14), transparent 60%), var(--void-850);
}
#city-canvas{position:absolute;inset:0;width:100%;height:100%;}
.city-scene-caption{padding:16px 22px;font-family:var(--font-mono);font-size:12px;color:var(--fog-700);border-top:1px solid var(--hairline);}
@media (max-width:700px){.city-scene-inner{min-height:320px;}}

/* =========================== FUNDERS PAGE =========================== */
.funders-grid{display:flex;flex-wrap:wrap;gap:1px;background:var(--hairline);border:1px solid var(--hairline);margin-top:30px;}
.funder-card{flex:1 1 340px;}
.funder-card{background:linear-gradient(160deg, rgba(61,156,212,0.22), rgba(61,156,212,0.07)), var(--void-800);padding:40px 34px;}
.funder-logo{height:56px;margin-bottom:20px;display:flex;align-items:center;}
.funder-logo img{max-height:56px;max-width:150px;width:auto;object-fit:contain;}
.funder-mark{font-family:var(--font-display);font-weight:700;font-size:22px;color:var(--fog-100);letter-spacing:.02em;margin-bottom:6px;}
.funder-role{font-family:var(--font-mono);font-size:11px;color:var(--plasma-cyan);text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px;display:block;}
.funder-card p{font-size:14.5px;color:var(--fog-300);font-weight:500;margin-bottom:0;}
@media (max-width:900px){.funder-card{flex-basis:100%;}}
.logo-note{margin-top:26px;font-family:var(--font-mono);font-size:12px;color:var(--fog-700);}

/* =========================== AWARDS PAGE =========================== */
.eyebrow-crimson{color:var(--leux-crimson);}
.eyebrow-crimson::before{background:var(--leux-crimson);}
.awards-list{margin-top:50px;border-top:1px solid var(--hairline);}
.award-item{display:grid;grid-template-columns:170px 1fr;gap:36px;padding:40px 0;border-bottom:1px solid var(--hairline);}
.award-date{font-family:var(--font-mono);font-size:14px;color:var(--astri-blue);text-transform:uppercase;letter-spacing:.08em;font-weight:600;padding-top:4px;}
.award-date.is-vision{color:var(--leux-crimson);}
.award-tag{display:inline-block;font-family:var(--font-mono);font-size:11px;color:var(--astri-blue);border:1px solid rgba(61,156,212,.45);padding:3px 10px;border-radius:2px;margin-bottom:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;}
.award-tag.tag-vision{color:var(--leux-crimson);border-color:rgba(199,31,86,.45);}
.award-body h3{font-size:23px;}
.award-body p{color:var(--fog-300);margin-bottom:0;}
.award-body ul{margin:14px 0 0;padding-left:18px;color:var(--fog-300);font-size:15px;}
.award-body li{margin-bottom:6px;}
@media (max-width:700px){
  .award-item{grid-template-columns:1fr;gap:10px;}
}

/* =========================== CONTACT PAGE =========================== */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start;}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;gap:44px;}}
.contact-info dl{margin:36px 0 0;}
.contact-info dt{font-family:var(--font-mono);font-size:11.5px;color:var(--fog-300);text-transform:uppercase;letter-spacing:.08em;margin-top:22px;}
.contact-info dd{margin:6px 0 0;color:var(--fog-100);font-size:16px;}

.form-field{margin-bottom:22px;}
.form-field label{display:block;font-family:var(--font-mono);font-size:12px;color:var(--fog-300);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;background:var(--void-850);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:13px 14px;color:var(--fog-100);font-family:var(--font-body);font-size:15px;
  transition:border-color .25s var(--ease);
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--astri-blue);outline:none;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
@media (max-width:560px){.form-row{grid-template-columns:1fr;}}
.form-note{font-size:12.5px;color:var(--fog-700);margin-top:-6px;}
.form-msg{padding:16px 18px;border-radius:var(--radius);font-size:14.5px;margin-bottom:24px;}
.form-msg.success{background:rgba(79,224,214,0.1);border:1px solid rgba(79,224,214,.4);color:var(--plasma-cyan);}
.form-msg.error{background:rgba(199,31,86,0.1);border:1px solid rgba(199,31,86,.4);color:#ff7fa3;}

/* =========================== FOOTER =========================== */
.site-footer{border-top:1px solid var(--hairline);background:var(--void-850);padding:64px 0 32px;}
.footer-top{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:50px;padding-bottom:48px;}
.footer-brand img{height:38px;margin-bottom:16px;}
.footer-brand p{color:var(--fog-700);font-size:14px;max-width:320px;}
.footer-col h5{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--fog-700);margin-bottom:16px;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:var(--fog-300);font-size:14.5px;}
.footer-sponsors{display:flex;gap:22px;flex-wrap:wrap;font-family:var(--font-mono);font-size:12px;color:var(--fog-700);letter-spacing:.04em;}
.footer-bottom{border-top:1px solid var(--hairline);padding-top:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:var(--font-mono);font-size:11.5px;color:var(--fog-700);}
@media (max-width:900px){.footer-top{grid-template-columns:1fr;gap:32px;}}