/* electron.css */
@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@200;300;400;500;600;700;800&family=Roboto+Mono:wght@300;400;500&display=swap');
:root{--void:#010210;--deep:#020418;--surface:#040828;--elec:#4488ff;--elec-dim:rgba(68,136,255,0.08);--elec-border:rgba(68,136,255,0.2);--spin:#00ffcc;--spin-dim:rgba(0,255,204,0.08);--qed:#ff88aa;--text:#2040a0;--text-bright:#6080e0;--text-dim:#060c30;--border:rgba(68,136,255,0.16);--white:#d8e8ff;}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'Exo 2',sans-serif;background:var(--void);color:var(--text);min-height:100vh;overflow-x:hidden;}
#el-canvas{position:fixed;inset:0;z-index:0;pointer-events:none;}
body::before{content:'e⁻';position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);font-size:48vw;font-weight:800;opacity:0.018;z-index:1;pointer-events:none;color:var(--elec);font-family:'Exo 2',sans-serif;}
.wrap{position:relative;z-index:2;max-width:1040px;margin:0 auto;padding:0 28px 90px;}
.hero{padding:68px 0 52px;display:grid;grid-template-columns:1fr 280px;gap:44px;align-items:center;border-bottom:1px solid var(--border);margin-bottom:56px;}
.hero-tag{font-family:'Roboto Mono',monospace;font-size:0.58rem;letter-spacing:4px;text-transform:uppercase;color:var(--elec);opacity:0.55;margin-bottom:14px;}
.hero h1{font-size:clamp(5rem,13vw,9rem);font-weight:800;line-height:0.85;color:var(--white);letter-spacing:-3px;text-shadow:0 0 40px rgba(68,136,255,0.2);}
.hero h1 em{display:block;font-size:0.2em;font-style:normal;font-weight:200;letter-spacing:6px;color:var(--text-dim);text-shadow:none;margin-top:12px;font-family:'Roboto Mono',monospace;text-transform:uppercase;}
.hero-desc{font-size:0.95rem;line-height:1.87;color:var(--text);font-weight:300;margin-top:18px;}
.orbit-wrap{background:var(--deep);border:1px solid var(--elec-border);border-radius:8px;padding:16px;text-align:center;box-shadow:0 0 20px var(--elec-dim);}
#orbit-canvas{display:block;margin:0 auto;}
.orbit-cap{font-family:'Roboto Mono',monospace;font-size:0.52rem;color:rgba(68,136,255,0.3);letter-spacing:2px;text-transform:uppercase;margin-top:8px;}
.props-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:8px;margin-bottom:56px;}
.prop{background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--elec);padding:14px 16px;transition:background 0.2s;}.prop:hover{background:var(--elec-dim);}
.p-label{font-family:'Roboto Mono',monospace;font-size:0.52rem;letter-spacing:2px;text-transform:uppercase;color:var(--elec);opacity:0.55;margin-bottom:6px;}
.p-value{font-size:0.95rem;font-weight:700;color:var(--white);}
.section{margin-bottom:54px;opacity:0;transform:translateY(16px);transition:opacity 0.65s,transform 0.65s;}.section.visible{opacity:1;transform:none;}
.sh{display:flex;align-items:baseline;gap:14px;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid var(--border);}
.sn{font-family:'Roboto Mono',monospace;font-size:0.55rem;letter-spacing:3px;color:var(--elec);opacity:0.4;}
.section h2{font-size:1.4rem;font-weight:700;color:var(--white);}
p{font-size:0.95rem;line-height:1.87;color:var(--text);font-weight:300;margin-bottom:14px;}
strong{color:var(--text-bright);font-weight:700;}
.math-box{font-family:'Roboto Mono',monospace;font-size:0.88rem;color:rgba(200,220,255,0.75);padding:12px 16px;background:rgba(68,136,255,0.06);border:1px solid rgba(68,136,255,0.15);border-radius:4px;margin:12px 0;}
.qed-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px;margin-top:18px;}
.qc{background:var(--surface);border:1px solid var(--border);border-top:2px solid var(--qed);padding:18px;transition:background 0.2s;}.qc:hover{background:var(--elec-dim);}
.qc h3{font-size:0.85rem;font-weight:700;color:var(--white);margin-bottom:5px;}
.qc p{font-size:0.78rem;margin:0;line-height:1.55;}
.apps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin-top:18px;}
.ap{background:var(--surface);border:1px solid var(--border);border-left:2px solid var(--spin);padding:16px;transition:background 0.2s;}.ap:hover{background:var(--spin-dim);}
.ap h3{font-size:0.82rem;font-weight:700;color:var(--white);margin-bottom:5px;}
.ap p{font-size:0.78rem;margin:0;line-height:1.55;}
.footer-band{margin-top:70px;border-top:1px solid var(--border);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}
.footer-band span{font-family:'Roboto Mono',monospace;font-size:0.5rem;letter-spacing:2px;color:var(--text-dim);text-transform:uppercase;}
@media(max-width:640px){.hero{grid-template-columns:1fr;} .orbit-wrap{display:none;}}