:root{
    --bg:#0a0e0a; --panel:#0f150f; --phosphor:white; --phosphor-dim:#2f6b40;
    --amber:#ffb454; --ink:#c9f5d4; --muted:#5dff8f ; --line:#1c2a1e; --danger:#ff5d5d;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{height:100%}
  body{
    background:var(--bg);color:var(--ink);font-family:"IBM Plex Mono",monospace;line-height:1.5;
    min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
    position:relative;overflow-x:hidden;
  }
  body::before{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:50;
    background:repeating-linear-gradient(0deg,rgba(0,0,0,0) 0px,rgba(0,0,0,0) 2px,rgba(0,0,0,.22) 3px,rgba(0,0,0,0) 4px);
    mix-blend-mode:multiply;
  }
  body::after{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:49;
    background:radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.6) 100%);
  }
  .shell{
    width:100%;max-width:1000px;background:var(--panel);border:1px solid var(--line);border-radius:10px;
    box-shadow:0 0 0 1px rgba(93,255,143,.06),0 40px 80px -30px rgba(0,0,0,.9),inset 0 0 60px rgba(93,255,143,.03);
    position:relative;z-index:1;overflow:hidden;
  }
  .topbar{
    display:flex;align-items:center;gap:10px;padding:12px 18px;border-bottom:1px solid var(--line);
    background:linear-gradient(180deg,rgba(93,255,143,.04),transparent);
  }
  .dot{width:10px;height:10px;border-radius:50%;background:var(--phosphor-dim);box-shadow:0 0 8px var(--phosphor)}
  .topbar .t{font-size:13px;color:var(--muted);letter-spacing:.5px}
  .body{padding:34px 36px 38px;text-align:center}
  h1{font-family:"VT323",monospace;font-size:58px;line-height:.9;color:var(--phosphor);text-shadow:0 0 18px rgba(93,255,143,.45);letter-spacing:1px}
  
  .sub{color:var(--muted);font-size:14px;margin-top:10px;max-width:80ch;margin-left:auto;margin-right:auto}
  .chip{display:inline-block;margin-top:16px;font-size:12px;color:var(--amber);border:1px solid rgba(255,180,84,.35);padding:3px 9px;border-radius:4px;letter-spacing:.5px}
  .flashzone{margin-top:34px}
  esp-web-install-button{
    --esp-tools-button-color:var(--bg);--esp-tools-button-text-color:var(--phosphor);--esp-tools-button-border-color:var(--phosphor-dim);
  }
  esp-web-install-button::part(button){
    font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:16px;letter-spacing:.5px;
    background:var(--phosphor);color:#06120a;border:none;border-radius:6px;padding:16px 30px;cursor:pointer;
    box-shadow:0 0 24px -4px rgba(93,255,143,.55);transition:.18s ease;
  }
  a {
    color:white !important;
  }
  .language {
    position: absolute;
    left:10px;
    top:10px;
  }
  esp-web-install-button::part(button):hover{filter:brightness(1.12)}
  .unsupported{color:var(--danger);font-size:14px;display:block}
  .notes{margin-top:30px;font-size:12.5px;color:var(--muted);display:grid;gap:9px;text-align:left}
  .notes b{color:var(--ink);font-weight:500}
  .notes .k{color:var(--amber)}
  .cursorblink{animation:blink 1.1s step-end infinite}
  @keyframes blink{50%{opacity:0}}

/* ==========================================================
   SUPPORT / DONATION MODAL
   ========================================================== */
.support-overlay{
  position:fixed;
  inset:0;
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
  background:rgba(0,0,0,.78);
  backdrop-filter:blur(3px);
  opacity:1;
  visibility:visible;
  transition:opacity .5s ease, visibility 0s linear 0s;
}
.support-hidden{
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity .5s ease, visibility 0s linear .5s;
}
.support-overlay .support-modal{
  opacity:1;
  transform:translateY(0) scale(1);
  transition:opacity .5s ease, transform .5s ease;
}
.support-overlay.support-hidden .support-modal{
  opacity:0;
  transform:translateY(10px) scale(.97);
}
.support-modal{
  width:min(820px,100%);
  position:relative;
  background:var(--panel);
  color:var(--ink);
  border:1px solid var(--phosphor-dim);
  border-radius:10px;
  box-shadow:0 0 0 1px rgba(93,255,143,.12),0 25px 70px rgba(0,0,0,.9),inset 0 0 50px rgba(93,255,143,.05);
  overflow:hidden;
}
.support-modal::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(0,0,0,0) 0,rgba(0,0,0,0) 2px,rgba(0,0,0,.16) 3px,rgba(0,0,0,0) 4px);
}
.support-close{
  position:absolute;
  right:10px;
  top:7px;
  z-index:2;
  width:34px;
  height:34px;
  border:0;
  background:transparent;
  color:var(--muted);
  font:32px/30px Arial,sans-serif;
  cursor:pointer;
}
.support-close:hover{color:white}
.support-content{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:240px 1fr;
  gap:30px;
  align-items:center;
  padding:34px 38px 34px 30px;
}
.support-pix{
  text-align:center;
}
.support-pix img{
  display:block;
  width:210px;
  height:210px;
  object-fit:contain;
  margin:0 auto 12px;
  background:white;
  border:6px solid white;
  border-radius:4px;
}
.support-any{
  color:var(--amber);
  font-weight:600;
  font-size:16px;
  letter-spacing:.7px;
  text-shadow:0 0 10px rgba(255,180,84,.25);
}
.support-text{text-align:left}
.support-kicker{
  color:var(--amber);
  font-size:12px;
  letter-spacing:1.2px;
  margin-bottom:7px;
}
.support-text h2{
  color:var(--phosphor);
  font-family:"VT323",monospace;
  font-size:38px;
  line-height:1;
  margin-bottom:12px;
  text-shadow:0 0 14px rgba(93,255,143,.35);
}
.support-text p{
  color:var(--ink);
  font-size:13.5px;
  line-height:1.55;
  margin-bottom:10px;
}
.support-text strong{color:var(--phosphor)}
.support-thanks{color:var(--muted)!important}
.support-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:17px;
}
.support-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:155px;
  padding:10px 15px;
  border:1px solid var(--phosphor-dim);
  border-radius:5px;
  text-decoration:none;
  font-family:"IBM Plex Mono",monospace;
  font-size:12px;
  font-weight:600;
  transition:.18s ease;
}
.support-btn.github{color:var(--phosphor)!important;background:rgba(93,255,143,.07)}
.support-btn.patreon{color:var(--amber)!important;background:rgba(255,180,84,.06);border-color:rgba(255,180,84,.4)}
.support-btn:hover{transform:translateY(-1px);filter:brightness(1.2)}
.support-dontshow{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  margin:14px 0 0;
  color:var(--muted);
  font-size:12px;
  cursor:pointer;
}

.support-dontshow input{
  width:15px;
  height:15px;
  accent-color:var(--muted);
  cursor:pointer;
}

@media (max-width:680px){
  .support-overlay{padding:12px}
  .support-content{grid-template-columns:1fr;gap:18px;padding:28px 24px 24px;text-align:center}
  .support-pix img{width:180px;height:180px}
  .support-text{text-align:center}
  .support-text h2{font-size:34px}
  .support-links{justify-content:center}
  .support-btn{min-width:145px}
}