:root{
  --navy:#041833; --deep:#020c1c; --teal:#0d6f7a; --cyan:#3ff0ff; --pink:#ff6fc8; --violet:#a77bff;
  --glass:rgba(120,220,255,.06); --line:rgba(63,240,255,.18); --txt:#cfeff5;
}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;color:var(--txt);font-family:'IBM Plex Mono',monospace;
  background:radial-gradient(ellipse at 30% -10%,#0f4a63 0%,var(--navy) 45%,var(--deep) 100%);display:flex;flex-direction:column}
header{display:flex;justify-content:space-between;align-items:flex-end;padding:18px 22px 8px;gap:12px;flex-wrap:wrap}
h1{font-family:'Fraunces',serif;font-weight:900;font-size:clamp(28px,4.4vw,54px);margin:0;line-height:.9;letter-spacing:-.02em}
h1 em{font-weight:200;font-style:italic;color:var(--cyan)}
.sub{margin:6px 0 0;font-size:12px;opacity:.7}
.hdr-right{display:flex;gap:10px;align-items:center}
.pill{padding:6px 14px;border-radius:99px;border:1px solid var(--pink);color:var(--pink);font-size:12px;
  box-shadow:0 0 18px rgba(255,111,200,.35);text-transform:uppercase;letter-spacing:.08em;transition:all .4s}
#auth-status{font-size:11px}
#auth-status a,#auth-status button{color:var(--cyan);background:none;border:1px solid var(--line);border-radius:8px;padding:4px 8px;font:inherit;cursor:pointer;text-decoration:none}
main{flex:1;display:grid;grid-template-columns:65fr 35fr;gap:14px;padding:10px 22px;min-height:0}
.panel{background:var(--glass);border:1px solid var(--line);border-radius:18px;backdrop-filter:blur(8px);
  box-shadow:0 0 40px rgba(63,240,255,.06) inset}
.ocean-wrap{position:relative;overflow:hidden;min-height:420px;animation:rise .8s ease both}
.ocean-wrap canvas{width:100%;height:100%;display:block;cursor:crosshair}
.ripple{pointer-events:none;position:absolute;inset:0;background:repeating-linear-gradient(180deg,rgba(255,255,255,.015) 0 3px,transparent 3px 9px);animation:wave 6s linear infinite}
@keyframes wave{to{background-position:0 90px}}
@keyframes rise{from{opacity:0;transform:translateY(20px)}}
.brain-wrap{display:flex;flex-direction:column;padding:10px;min-height:420px;animation:rise .8s .15s ease both}
.brain-head{display:flex;justify-content:space-between;font-size:11px;letter-spacing:.1em;padding:2px 4px 6px}
#ncount{color:var(--cyan)}
#brain{width:100%;flex:1;min-height:220px;display:block}
.legend{display:flex;flex-wrap:wrap;gap:8px;font-size:10px;padding:6px 2px;opacity:.8}
.legend i{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px}
.log{height:130px;overflow:auto;font-size:10.5px;line-height:1.5;border-top:1px solid var(--line);padding-top:6px;opacity:.85}
.log div:first-child{color:var(--cyan)}
.controls{margin:6px 22px 10px;padding:12px 16px;display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center;animation:rise .8s .3s ease both}
.controls label{font-size:11px;display:flex;align-items:center;gap:8px}
input[type=range]{accent-color:var(--cyan);width:110px}
.chk input{accent-color:var(--pink)}
.seg{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.seg button{background:none;border:0;color:var(--txt);font:inherit;font-size:11px;padding:6px 10px;cursor:pointer}
.seg button.on{background:var(--cyan);color:var(--deep);font-weight:600}
.act{background:rgba(63,240,255,.08);border:1px solid var(--line);color:var(--txt);font:inherit;font-size:11px;padding:7px 12px;border-radius:10px;cursor:pointer;transition:.2s}
.act:hover{background:rgba(63,240,255,.2);box-shadow:0 0 14px rgba(63,240,255,.3)}
.cruel{border-color:rgba(255,75,75,.5);color:#ff9a9a}
.drawer-btn{display:none}
.modal{position:fixed;inset:0;background:rgba(2,8,20,.7);display:flex;align-items:center;justify-content:center;z-index:20;padding:16px}
.hidden{display:none}
.card{background:linear-gradient(160deg,#0b2b44,#06162b);border:1px solid var(--pink);border-radius:20px;padding:24px;max-width:420px;width:100%;box-shadow:0 0 60px rgba(255,111,200,.25)}
.card h2{font-family:'Fraunces',serif;font-weight:900;font-size:30px;margin:0 0 4px}
.card h2 em{font-weight:200;color:var(--pink)}
.card table{width:100%;font-size:12px;margin:12px 0;border-collapse:collapse}
.card td{padding:4px 0;border-bottom:1px dashed var(--line)}
.card td:last-child{text-align:right;color:var(--cyan)}
.card .row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
footer{text-align:center;font-size:11px;padding:10px 16px 16px;opacity:.75}
footer a{color:var(--pink)}
@media (max-width:820px){
  main{grid-template-columns:1fr;padding:8px 12px}
  .ocean-wrap{min-height:58vh}
  .brain-wrap{min-height:380px}
  .drawer-btn{display:block;position:fixed;bottom:14px;right:14px;z-index:15;background:var(--pink);color:var(--deep);border:0;border-radius:99px;padding:10px 18px;font:600 12px 'IBM Plex Mono';box-shadow:0 0 20px rgba(255,111,200,.5)}
  .controls{position:fixed;left:0;right:0;bottom:0;margin:0;border-radius:18px 18px 0 0;z-index:14;transform:translateY(110%);transition:transform .35s;background:rgba(4,24,51,.95);padding-bottom:60px}
  .controls.open{transform:none}
}