/* NEURAL MESH — shared cyberpunk style. Keep this look: dark, neon cyan/magenta/orange, mono text, cut corners. */
:root{
  --bg:#05030b;--cyan:#00f0ff;--mag:#ff2bd6;--orange:#ff9e2c;--green:#39ff88;
  --text:#cfe3ff;--dim:#7a86a8;--panel:rgba(8,6,22,.84);--line:rgba(0,240,255,.22);
  --head:'Orbitron',sans-serif;--mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--mono);overflow-x:hidden;
  background-image:linear-gradient(rgba(0,240,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(0,240,255,.035) 1px,transparent 1px);
  background-size:48px 48px;animation:grid 30s linear infinite}
@keyframes grid{to{background-position:0 480px,480px 0}}
::selection{background:var(--mag);color:#000}

/* overlays */
.vignette{position:fixed;inset:0;pointer-events:none;z-index:2;background:radial-gradient(ellipse at 66% 52%,transparent 38%,rgba(0,0,0,.82))}
.scan{position:fixed;inset:0;pointer-events:none;z-index:90;background:repeating-linear-gradient(to bottom,rgba(255,255,255,.028) 0 1px,transparent 1px 3px)}
.scan::after{content:"";position:absolute;left:0;right:0;height:120px;background:linear-gradient(to bottom,transparent,rgba(0,240,255,.05),transparent);animation:sweep 7s linear infinite}
@keyframes sweep{from{top:-120px}to{top:100%}}

/* header */
#topbar{position:fixed;top:0;left:0;right:0;z-index:80;display:flex;align-items:center;gap:24px;padding:14px 22px 14px 4vw;
  background:rgba(5,3,11,.96);border-bottom:1px solid rgba(0,240,255,.14);box-shadow:0 6px 24px rgba(0,0,0,.6)}
.brand{display:flex;flex-direction:column;gap:3px}
.brand .logo{font-family:var(--head);font-weight:800;font-size:15px;letter-spacing:.28em;color:var(--cyan);text-shadow:0 0 12px var(--cyan)}
.brand .by{font-size:10.5px;letter-spacing:.2em;color:var(--dim);text-transform:uppercase}
.brand .by b{color:#fff;font-weight:600}
.tabs{display:flex;gap:4px;margin-left:12px}
.tab{cursor:pointer;font-family:var(--head);font-weight:500;font-size:11px;letter-spacing:.24em;color:var(--dim);background:transparent;
  border:1px solid transparent;padding:9px 16px;transition:all .2s;clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px))}
.tab:hover{color:#fff}
.tab.on{color:#05030b;background:var(--cyan);box-shadow:0 0 18px rgba(0,240,255,.6)}
.spacer{flex:1}
.hbtn{cursor:pointer;font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--cyan);background:rgba(5,3,11,.7);
  border:1px solid rgba(0,240,255,.4);padding:8px 12px;transition:all .2s;white-space:nowrap}
.hbtn:hover{background:rgba(0,240,255,.12);box-shadow:0 0 14px rgba(0,240,255,.4)}
.hbtn.off{color:var(--dim);border-color:rgba(122,134,168,.4)}
.hbtn.warm{color:var(--orange);border-color:rgba(255,158,44,.5)}
.hbtn.warm:hover{background:rgba(255,158,44,.12);box-shadow:0 0 14px rgba(255,158,44,.4)}
.hbtn.active{background:var(--orange);color:#05030b}

/* tabs content */
.tabpage{display:none}
.tabpage.on{display:block}

/* main vision canvas */
#net{position:fixed;inset:0;width:100%;height:100%;z-index:0;cursor:crosshair}
main.story{position:relative;z-index:10;pointer-events:none}
main.story section{min-height:110vh;display:flex;align-items:center;padding:96px 0 40px 4vw}
main.story section.hero{min-height:100vh}
main.story section.tall{min-height:150vh}

/* panels */
.panel{pointer-events:auto;max-width:460px;position:relative;padding:28px 30px 26px;
  background:linear-gradient(135deg,rgba(10,8,28,.86),rgba(6,4,16,.76));border:1px solid var(--line);
  box-shadow:0 0 40px rgba(0,240,255,.07),inset 0 0 30px rgba(255,43,214,.04);backdrop-filter:blur(6px);
  clip-path:polygon(0 0,calc(100% - 22px) 0,100% 22px,100% 100%,22px 100%,0 calc(100% - 22px));
  opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease}
.panel.in{opacity:1;transform:none}
.panel::before{content:"";position:absolute;top:0;left:0;width:60px;height:2px;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.panel::after{content:"";position:absolute;bottom:0;right:0;width:60px;height:2px;background:var(--mag);box-shadow:0 0 12px var(--mag)}
.kicker{font-size:11px;letter-spacing:.28em;color:var(--mag);text-transform:uppercase;margin-bottom:12px;text-shadow:0 0 10px rgba(255,43,214,.6)}
h1,h2,h3{font-family:var(--head);font-weight:800;color:#fff;letter-spacing:.02em}
h2{font-size:27px;line-height:1.2;margin-bottom:16px;text-shadow:0 0 18px rgba(0,240,255,.45)}
h3{font-size:16px;margin-bottom:10px;letter-spacing:.06em}
p{font-size:14.5px;line-height:1.7;margin-bottom:12px}
p em,li em{color:var(--cyan);font-style:normal}
p .m,li .m,.m{color:var(--mag)} .o{color:var(--orange)} .g{color:var(--green)}
b{color:#fff}
.tip{font-size:12px;color:var(--orange);letter-spacing:.08em;margin-top:6px;text-shadow:0 0 8px rgba(255,158,44,.5)}
.tip::before{content:"▸ "}
.kid{font-size:13px;color:#b7c6e6;border-left:2px solid var(--orange);padding:8px 0 8px 14px;margin:6px 0 14px;background:rgba(255,158,44,.05)}
.kid::before{content:"LIKE THIS → ";color:var(--orange);letter-spacing:.14em;font-size:10.5px;display:block;margin-bottom:3px}
ul.list{list-style:none;margin:6px 0 10px}
ul.list li{font-size:14px;line-height:1.6;padding:7px 0 7px 18px;position:relative;border-bottom:1px dashed rgba(0,240,255,.1)}
ul.list li::before{content:"";position:absolute;left:0;top:15px;width:7px;height:7px;background:var(--cyan);box-shadow:0 0 8px var(--cyan);transform:rotate(45deg)}
.btnrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}

/* hero */
.hero .panel{max-width:660px}
h1{font-size:clamp(36px,6vw,76px);line-height:1.02;margin:6px 0 22px;text-shadow:0 0 30px rgba(0,240,255,.5),0 0 2px #fff}
.glitch{position:relative;display:inline-block}
.glitch::before,.glitch::after{content:attr(data-text);position:absolute;left:0;top:0;width:100%;mix-blend-mode:screen}
.glitch::before{color:var(--mag);animation:g1 3.2s infinite steps(1)}
.glitch::after{color:var(--cyan);animation:g2 2.7s infinite steps(1)}
@keyframes g1{0%,90%,100%{clip-path:inset(0 0 100% 0);transform:none}91%{clip-path:inset(12% 0 58% 0);transform:translate(4px,-1px)}94%{clip-path:inset(62% 0 8% 0);transform:translate(-3px,1px)}97%{clip-path:inset(35% 0 40% 0);transform:translate(2px,0)}}
@keyframes g2{0%,86%,100%{clip-path:inset(0 0 100% 0);transform:none}87%{clip-path:inset(70% 0 5% 0);transform:translate(-4px,0)}90%{clip-path:inset(20% 0 55% 0);transform:translate(3px,1px)}}
.hero p.sub{font-size:16px;max-width:560px;color:#b9c9ea}
.scrollhint{margin-top:30px;font-size:12px;letter-spacing:.3em;color:var(--cyan);animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.25}}

/* big button */
.btn{pointer-events:auto;cursor:pointer;font-family:var(--head);font-weight:800;letter-spacing:.14em;font-size:13px;color:#05030b;
  background:var(--cyan);border:none;padding:14px 22px;box-shadow:0 0 24px rgba(0,240,255,.6);
  clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,12px 100%,0 calc(100% - 12px));transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(0,240,255,.9)}
.btn:active{transform:scale(.97)}
.btn.ghost{background:transparent;color:var(--cyan);border:1px solid var(--cyan);box-shadow:none}
.btn.mag{background:var(--mag);box-shadow:0 0 24px rgba(255,43,214,.6)}
.btn.orange{background:var(--orange);box-shadow:0 0 24px rgba(255,158,44,.6)}

/* explainer cards (mini interactive animations) */
.explainer{pointer-events:auto;margin:16px 0 4px;border:1px solid rgba(255,43,214,.35);background:rgba(4,2,12,.9);position:relative;
  clip-path:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,14px 100%,0 calc(100% - 14px))}
.explainer .ex-head{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid rgba(255,43,214,.2);
  font-size:10.5px;letter-spacing:.22em;color:var(--mag);text-transform:uppercase}
.explainer canvas{display:block;width:100%;height:230px;cursor:pointer}
.explainer .ex-cap{min-height:44px;padding:10px 12px;font-size:12.5px;line-height:1.55;color:#dfeaff;border-top:1px solid rgba(255,43,214,.15)}
.explainer .ex-ctrl{display:flex;flex-wrap:wrap;gap:6px;padding:0 12px 12px}
.explainer .ex-ctrl button{cursor:pointer;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--cyan);background:transparent;
  border:1px solid rgba(0,240,255,.45);padding:6px 10px;transition:all .15s}
.explainer .ex-ctrl button:hover{background:rgba(0,240,255,.12)}
.explainer .ex-ctrl button.slow.on{background:var(--orange);color:#05030b;border-color:var(--orange)}

/* narrator: step-by-step captions for the main animation */
#narrator{position:fixed;left:50%;bottom:26px;transform:translateX(-10%);z-index:60;min-width:340px;max-width:560px;pointer-events:none;
  padding:12px 18px 12px 16px;background:rgba(6,4,18,.92);border:1px solid rgba(255,158,44,.55);box-shadow:0 0 24px rgba(255,158,44,.25);
  opacity:0;transition:opacity .35s;clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,12px 100%,0 calc(100% - 12px))}
#narrator.show{opacity:1}
#narrator .n-step{font-size:10px;letter-spacing:.26em;color:var(--orange);margin-bottom:5px}
#narrator .n-text{font-size:14px;line-height:1.5;color:#fff}
#narrator .n-bar{height:2px;background:rgba(255,158,44,.2);margin-top:9px}
#narrator .n-bar i{display:block;height:100%;width:0;background:var(--orange);box-shadow:0 0 8px var(--orange);transition:width .3s}

/* fact card (when you click a dot while zoomed in) */
#fact{position:fixed;z-index:70;max-width:300px;padding:12px 14px;font-size:12.5px;line-height:1.55;color:#e6f2ff;background:rgba(8,6,22,.95);
  border:1px solid var(--orange);box-shadow:0 0 18px rgba(255,158,44,.35);pointer-events:none;opacity:0;transition:opacity .2s}
#fact b{display:block;color:var(--orange);letter-spacing:.14em;font-size:10.5px;margin-bottom:5px}
#fact.show{opacity:1}
#tip{position:fixed;z-index:70;max-width:280px;padding:11px 13px;font-size:12px;line-height:1.55;color:#e6f2ff;background:rgba(8,6,22,.95);
  border:1px solid var(--mag);box-shadow:0 0 18px rgba(255,43,214,.35);pointer-events:none;opacity:0;transition:opacity .2s}
#tip b{display:block;color:var(--mag);letter-spacing:.14em;font-size:11px;margin-bottom:4px}
#tip.show{opacity:1}

/* zoom ui */
#zoomui{position:fixed;right:22px;bottom:24px;z-index:60;display:none;flex-direction:column;align-items:flex-end;gap:8px}
#zoomui.show{display:flex}
#zoomui .zname{font-family:var(--head);font-size:12px;letter-spacing:.24em;color:var(--cyan);text-shadow:0 0 10px var(--cyan)}

/* progress dots */
#dots{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;gap:8px}
#dots button{width:9px;height:9px;border:1px solid var(--cyan);background:transparent;transform:rotate(45deg);cursor:pointer;opacity:.5;transition:all .25s}
#dots button.on{background:var(--cyan);box-shadow:0 0 10px var(--cyan);opacity:1}

/* NOW tab */
#tab-now{position:relative;z-index:10;padding:110px 4vw 80px;max-width:1180px;margin:0 auto}

@media (max-width:900px){
  #topbar{padding:10px 12px;gap:10px;flex-wrap:wrap}
  .brand .logo{font-size:12px}
  .tabs{margin-left:0}
  main.story section{padding:14vh 4vw 0;min-height:170vh;align-items:flex-start}
  main.story section.hero{min-height:100vh;align-items:center;padding-top:0}
  .panel{max-width:100%;background:rgba(6,4,16,.9)}
  #narrator{left:4vw;right:4vw;transform:none;min-width:0}
  #dots{right:6px}
  .vignette{background:radial-gradient(ellipse at 50% 50%,transparent 30%,rgba(0,0,0,.8))}
}