/* ============================================================
   NEUTRINO OBSERVATORY — LAYOUT — LARGE READABLE FONTS
   ============================================================ */

#space-canvas { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.site-wrapper { position: relative; z-index: 1; min-height: 100vh; }

/* ===== NAV ===== */
.site-nav { position: fixed; top: 0; left: 0; right: 0; height: var(--nav-h); z-index: 1000; display: flex; align-items: center; justify-content: space-between; padding: 0 52px; transition: background 0.4s ease, border-color 0.4s ease; }
.site-nav.scrolled { background: rgba(0,0,10,0.93); backdrop-filter: blur(14px) saturate(1.5); border-bottom: 1px solid var(--border-subtle); }

.nav-logo { display: flex; align-items: center; gap: 14px; font-family: 'Orbitron', monospace; font-size: 16px; font-weight: 900; letter-spacing: 5px; color: var(--plasma); text-shadow: var(--glow-plasma); text-transform: uppercase; }
.nav-logo-symbol { width: 46px; height: 46px; border: 1px solid var(--plasma-mid); display: flex; align-items: center; justify-content: center; font-size: 24px; position: relative; }
.nav-logo-symbol::before { content: ''; position: absolute; inset: 3px; border: 1px solid var(--plasma-dim); }
.nav-logo span { color: var(--text-main); font-weight: 300; }

.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-link { font-family: 'Share Tech Mono', monospace; font-size: 14px; letter-spacing: 2.5px; color: var(--text-dim); text-transform: uppercase; padding: 14px 20px; border: 1px solid transparent; transition: all 0.3s var(--ease-out); position: relative; display: block; }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 20px; right: 20px; height: 1px; background: var(--plasma); transform: scaleX(0); transition: transform 0.3s var(--ease-out); box-shadow: var(--glow-plasma); }
.nav-link:hover, .nav-link.active { color: var(--plasma); border-color: var(--border-subtle); background: rgba(0,212,255,0.04); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }

.nav-burger { display: none; flex-direction: column; gap: 5px; cursor: none; padding: 4px; }
.nav-burger span { display: block; width: 26px; height: 1px; background: var(--plasma); transition: all 0.3s ease; }

/* ===== PAGE HEADER ===== */
.page-header { padding: calc(var(--nav-h) + 90px) 52px 90px; max-width: var(--max-w); margin: 0 auto; position: relative; }
.page-header-eyebrow { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; font-family: 'Share Tech Mono', monospace; font-size: 15px; letter-spacing: 5px; color: var(--plasma); text-transform: uppercase; }
.page-header-eyebrow::before { content: ''; width: 56px; height: 1px; background: linear-gradient(90deg, transparent, var(--plasma)); box-shadow: var(--glow-plasma); }
.page-header h1 { font-family: 'Orbitron', monospace; font-size: clamp(48px, 7.5vw, 96px); font-weight: 900; line-height: 1.05; color: var(--text-white); }
.page-header h1 em { font-style: normal; color: var(--plasma); text-shadow: var(--glow-plasma); }
.page-header-desc { color: var(--text-main); font-size: 24px; max-width: 700px; margin-top: 24px; font-weight: 400; line-height: 1.7; }

/* ===== SECTIONS ===== */
.section { padding: 110px 52px; max-width: var(--max-w); margin: 0 auto; position: relative; }
.section-sm { padding: 70px 52px; }
.section-xl { padding: 150px 52px; }

.section-label { display: flex; align-items: center; gap: 16px; font-family: 'Share Tech Mono', monospace; font-size: 15px; letter-spacing: 5px; color: var(--plasma); text-transform: uppercase; margin-bottom: 20px; }
.section-label::before { content: ''; width: 44px; height: 1px; background: var(--plasma); box-shadow: var(--glow-plasma); }
.section-title { font-family: 'Orbitron', monospace; font-size: clamp(36px, 4.8vw, 66px); font-weight: 700; color: var(--text-white); line-height: 1.1; margin-bottom: 20px; }
.section-title em { font-style: normal; color: var(--plasma); text-shadow: var(--glow-plasma); }
.section-title .accent-solar { color: var(--solar); text-shadow: var(--glow-solar); font-style: normal; }
.section-title .accent-anti  { color: var(--antimatter); text-shadow: var(--glow-anti); font-style: normal; }
.section-desc { color: var(--text-main); font-size: 22px; max-width: 640px; font-weight: 400; line-height: 1.75; }

/* ===== DIVIDER ===== */
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--border-soft), transparent); margin: 0 52px; position: relative; z-index: 2; }
.divider-dot { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 7px; height: 7px; border-radius: 50%; background: var(--plasma); box-shadow: var(--glow-plasma); }

/* ===== FOOTER ===== */
.site-footer { position: relative; z-index: 2; background: linear-gradient(180deg, transparent, rgba(0,0,10,0.95) 20%); border-top: 1px solid var(--border-subtle); padding: 90px 52px 48px; margin-top: 60px; }
.footer-inner { max-width: var(--max-w); margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 64px; margin-bottom: 64px; padding-bottom: 64px; border-bottom: 1px solid var(--border-subtle); }
.footer-brand-logo { font-family: 'Orbitron', monospace; font-size: 24px; font-weight: 900; color: var(--plasma); text-shadow: var(--glow-plasma); margin-bottom: 16px; letter-spacing: 4px; }
.footer-brand-tagline { color: var(--text-dim); font-size: 17px; line-height: 1.85; max-width: 290px; font-family: 'Barlow', sans-serif; font-weight: 400; }
.footer-col-title { font-family: 'Share Tech Mono', monospace; font-size: 12px; letter-spacing: 4px; color: var(--plasma); text-transform: uppercase; margin-bottom: 24px; padding-bottom: 12px; border-bottom: 1px solid var(--border-subtle); }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: var(--text-dim); font-size: 17px; font-family: 'Barlow', sans-serif; font-weight: 400; transition: color 0.3s ease; display: flex; align-items: center; gap: 8px; }
.footer-links a::before { content: '›'; color: var(--plasma); opacity: 0; transition: opacity 0.3s ease; }
.footer-links a:hover { color: var(--plasma); }
.footer-links a:hover::before { opacity: 1; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 18px; }
.footer-copy { font-family: 'Share Tech Mono', monospace; font-size: 12px; letter-spacing: 1.5px; color: var(--text-dim); }
.footer-signal { font-family: 'Share Tech Mono', monospace; font-size: 12px; color: var(--gamma); display: flex; align-items: center; gap: 10px; }
.footer-signal::before { content: '●'; animation: blink 1.5s infinite; }
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0.2; } }

/* ===== UTILITIES ===== */
.text-plasma { color: var(--plasma); }
.text-solar  { color: var(--solar); }
.text-antimatter { color: var(--antimatter); }
.text-gamma  { color: var(--gamma); }
.text-gold   { color: var(--gold); }
.text-dim    { color: var(--text-dim); }
.text-main   { color: var(--text-main); }
.mono        { font-family: 'Share Tech Mono', monospace; }
.orbitron    { font-family: 'Orbitron', monospace; }
.mb-0        { margin-bottom: 0; }
.mt-40       { margin-top: 40px; }
.mt-60       { margin-top: 60px; }
.text-center { text-align: center; }

/* ===== REVEAL ANIMATIONS ===== */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out); }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) { .site-nav { padding: 0 28px; } .section, .section-sm, .section-xl { padding-left: 28px; padding-right: 28px; } .divider { margin: 0 28px; } .footer-top { grid-template-columns: 1fr 1fr; gap: 44px; } .site-footer { padding: 68px 28px 36px; } .page-header { padding-left: 28px; padding-right: 28px; } }
@media (max-width: 768px) { .nav-links { display: none; } .nav-burger { display: flex; } .footer-top { grid-template-columns: 1fr; gap: 36px; } .footer-bottom { flex-direction: column; text-align: center; } .section { padding: 70px 20px; } .page-header { padding-left: 20px; padding-right: 20px; } }