/* ═══════════════════════════════════════════════════════════
   Discenium — discenium.com
   Dark / futuristic system. Single committed look.
   ═══════════════════════════════════════════════════════════ */

:root{
  /* base */
  --bg:#04070d;
  --bg-2:#060a12;
  --panel:rgba(255,255,255,.035);
  --panel-2:rgba(255,255,255,.055);
  --line:rgba(140,190,215,.14);
  --line-2:rgba(140,190,215,.26);

  /* ink */
  --fg:#e8f2f7;
  --fg-dim:#9db4c2;
  --fg-mute:#6f8697;

  /* accents */
  --mint:#4fe0bd;
  --cyan:#49c7f5;
  --blue:#3b82f6;
  --violet:#8b7bff;

  --glow-mint:rgba(79,224,189,.55);
  --glow-cyan:rgba(73,199,245,.45);

  /* type */
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --serif:'Source Serif 4',Georgia,serif;
  --mono:ui-monospace,'SF Mono',Menlo,monospace;

  --wrap:1180px;
  --r:16px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto;} }

body{
  margin:0;
  background:var(--bg);
  position:relative;
  color:var(--fg);
  font:400 16.5px/1.65 var(--sans);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg,canvas{max-width:100%;display:block;}
a{color:inherit;}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.skip{position:absolute;left:-9999px;top:0;background:var(--mint);color:#04121a;padding:10px 16px;z-index:200;border-radius:0 0 8px 0;font-weight:600;}
.skip:focus{left:0;}

:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}


/* ── aurora: flowing curtains of light ───────────────────── */
.aurora{
  position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  opacity:.72;
  background:
    radial-gradient(120% 78% at 50% 108%,rgba(14,40,60,.34),transparent 68%),
    radial-gradient(100% 62% at 50% -8%,rgba(16,31,62,.28),transparent 70%);
}
/* scrim: keeps the page dark and vignettes the curtains at the edges */
.aurora::after{
  content:"";position:absolute;inset:0;z-index:2;
  background:
    radial-gradient(115% 85% at 50% 34%,rgba(4,7,13,.04),rgba(4,7,13,.58) 70%,rgba(4,7,13,.88) 100%),
    linear-gradient(180deg,rgba(4,7,13,.40),transparent 22%,transparent 70%,rgba(4,7,13,.55));
}
.aurora span{
  position:absolute;display:block;left:-40vw;width:180vw;
  mix-blend-mode:screen;will-change:transform,opacity;
  border-radius:50%;
  filter:blur(58px);
}

/* wide, shallow ribbons — read as curtains rather than blobs */
.aurora .a1{
  height:30vh;top:-6vh;
  background:linear-gradient(90deg,transparent 2%,rgba(79,224,189,0.21) 26%,rgba(73,199,245,0.25) 52%,rgba(139,123,255,0.16) 76%,transparent 98%);
  transform:rotate(-7deg);
  animation:wave1 26s ease-in-out infinite;
}
.aurora .a2{
  height:26vh;top:14vh;
  background:linear-gradient(90deg,transparent 4%,rgba(59,130,246,0.21) 30%,rgba(79,224,189,0.22) 60%,transparent 96%);
  transform:rotate(5deg);
  animation:wave2 34s ease-in-out infinite;
}
.aurora .a3{
  height:34vh;top:36vh;
  background:linear-gradient(90deg,transparent 6%,rgba(139,123,255,0.17) 28%,rgba(73,199,245,0.20) 58%,rgba(79,224,189,0.15) 82%,transparent 98%);
  transform:rotate(-4deg);
  animation:wave3 42s ease-in-out infinite;
}
.aurora .a4{
  height:28vh;top:58vh;
  background:linear-gradient(90deg,transparent 4%,rgba(79,224,189,0.18) 34%,rgba(59,130,246,0.19) 66%,transparent 96%);
  transform:rotate(6deg);
  animation:wave4 30s ease-in-out infinite;
}
.aurora .a5{
  height:32vh;bottom:-8vh;
  background:linear-gradient(90deg,transparent 2%,rgba(73,199,245,0.17) 30%,rgba(139,123,255,0.15) 62%,transparent 96%);
  transform:rotate(-5deg);
  animation:wave5 38s ease-in-out infinite;
}
/* one bright, tighter band for the "curtain edge" highlight */
.aurora .a6{
  height:13vh;top:26vh;
  background:linear-gradient(90deg,transparent 12%,rgba(150,255,232,0.15) 38%,rgba(190,240,255,0.17) 55%,transparent 84%);
  transform:rotate(-9deg);
  filter:blur(34px);
  animation:wave6 22s ease-in-out infinite;
}

@keyframes wave1{
  0%,100%{transform:translate3d(-6vw,0,0) rotate(-7deg) scaleY(1);opacity:.85;}
  50%    {transform:translate3d(7vw,4vh,0) rotate(-3deg) scaleY(1.3);opacity:1;}
}
@keyframes wave2{
  0%,100%{transform:translate3d(5vw,0,0) rotate(5deg) scaleY(1.1);opacity:.75;}
  50%    {transform:translate3d(-8vw,-3vh,0) rotate(1deg) scaleY(.85);opacity:1;}
}
@keyframes wave3{
  0%,100%{transform:translate3d(-4vw,0,0) rotate(-4deg) scaleY(.95);opacity:.8;}
  50%    {transform:translate3d(9vw,5vh,0) rotate(-8deg) scaleY(1.25);opacity:1;}
}
@keyframes wave4{
  0%,100%{transform:translate3d(6vw,0,0) rotate(6deg) scaleY(1.15);opacity:.7;}
  50%    {transform:translate3d(-7vw,-4vh,0) rotate(2deg) scaleY(.9);opacity:.95;}
}
@keyframes wave5{
  0%,100%{transform:translate3d(-5vw,0,0) rotate(-5deg) scaleY(1);opacity:.7;}
  50%    {transform:translate3d(8vw,-3vh,0) rotate(-1deg) scaleY(1.3);opacity:1;}
}
@keyframes wave6{
  0%,100%{transform:translate3d(8vw,0,0) rotate(-9deg) scaleY(1);opacity:.5;}
  50%    {transform:translate3d(-9vw,6vh,0) rotate(-4deg) scaleY(1.5);opacity:.9;}
}
@media (prefers-reduced-motion:reduce){
  .aurora span{animation:none;}
}

/* night sky — a 3D star field drifting outward, as if moving through it */
.starfield{position:fixed;inset:0;z-index:0;pointer-events:none;width:100%;height:100%;}

/* keep all real content above the field */
.shell,.panel-host{position:relative;z-index:1;}

/* ── aurora: flowing curtains of light ───────────────────── */
.aurora{
  position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  opacity:.72;
  background:
    radial-gradient(120% 78% at 50% 108%,rgba(14,40,60,.34),transparent 68%),
    radial-gradient(100% 62% at 50% -8%,rgba(16,31,62,.28),transparent 70%);
}
/* scrim: keeps the page dark and vignettes the curtains at the edges */
.aurora::after{
  content:"";position:absolute;inset:0;z-index:2;
  background:
    radial-gradient(115% 85% at 50% 34%,rgba(4,7,13,.04),rgba(4,7,13,.58) 70%,rgba(4,7,13,.88) 100%),
    linear-gradient(180deg,rgba(4,7,13,.40),transparent 22%,transparent 70%,rgba(4,7,13,.55));
}
.aurora span{
  position:absolute;display:block;left:-40vw;width:180vw;
  mix-blend-mode:screen;will-change:transform,opacity;
  border-radius:50%;
  filter:blur(58px);
}

/* wide, shallow ribbons — read as curtains rather than blobs */
.aurora .a1{
  height:30vh;top:-6vh;
  background:linear-gradient(90deg,transparent 2%,rgba(79,224,189,0.21) 26%,rgba(73,199,245,0.25) 52%,rgba(139,123,255,0.16) 76%,transparent 98%);
  transform:rotate(-7deg);
  animation:wave1 26s ease-in-out infinite;
}
.aurora .a2{
  height:26vh;top:14vh;
  background:linear-gradient(90deg,transparent 4%,rgba(59,130,246,0.21) 30%,rgba(79,224,189,0.22) 60%,transparent 96%);
  transform:rotate(5deg);
  animation:wave2 34s ease-in-out infinite;
}
.aurora .a3{
  height:34vh;top:36vh;
  background:linear-gradient(90deg,transparent 6%,rgba(139,123,255,0.17) 28%,rgba(73,199,245,0.20) 58%,rgba(79,224,189,0.15) 82%,transparent 98%);
  transform:rotate(-4deg);
  animation:wave3 42s ease-in-out infinite;
}
.aurora .a4{
  height:28vh;top:58vh;
  background:linear-gradient(90deg,transparent 4%,rgba(79,224,189,0.18) 34%,rgba(59,130,246,0.19) 66%,transparent 96%);
  transform:rotate(6deg);
  animation:wave4 30s ease-in-out infinite;
}
.aurora .a5{
  height:32vh;bottom:-8vh;
  background:linear-gradient(90deg,transparent 2%,rgba(73,199,245,0.17) 30%,rgba(139,123,255,0.15) 62%,transparent 96%);
  transform:rotate(-5deg);
  animation:wave5 38s ease-in-out infinite;
}
/* one bright, tighter band for the "curtain edge" highlight */
.aurora .a6{
  height:13vh;top:26vh;
  background:linear-gradient(90deg,transparent 12%,rgba(150,255,232,0.15) 38%,rgba(190,240,255,0.17) 55%,transparent 84%);
  transform:rotate(-9deg);
  filter:blur(34px);
  animation:wave6 22s ease-in-out infinite;
}

@keyframes wave1{
  0%,100%{transform:translate3d(-6vw,0,0) rotate(-7deg) scaleY(1);opacity:.85;}
  50%    {transform:translate3d(7vw,4vh,0) rotate(-3deg) scaleY(1.3);opacity:1;}
}
@keyframes wave2{
  0%,100%{transform:translate3d(5vw,0,0) rotate(5deg) scaleY(1.1);opacity:.75;}
  50%    {transform:translate3d(-8vw,-3vh,0) rotate(1deg) scaleY(.85);opacity:1;}
}
@keyframes wave3{
  0%,100%{transform:translate3d(-4vw,0,0) rotate(-4deg) scaleY(.95);opacity:.8;}
  50%    {transform:translate3d(9vw,5vh,0) rotate(-8deg) scaleY(1.25);opacity:1;}
}
@keyframes wave4{
  0%,100%{transform:translate3d(6vw,0,0) rotate(6deg) scaleY(1.15);opacity:.7;}
  50%    {transform:translate3d(-7vw,-4vh,0) rotate(2deg) scaleY(.9);opacity:.95;}
}
@keyframes wave5{
  0%,100%{transform:translate3d(-5vw,0,0) rotate(-5deg) scaleY(1);opacity:.7;}
  50%    {transform:translate3d(8vw,-3vh,0) rotate(-1deg) scaleY(1.3);opacity:1;}
}
@keyframes wave6{
  0%,100%{transform:translate3d(8vw,0,0) rotate(-9deg) scaleY(1);opacity:.5;}
  50%    {transform:translate3d(-9vw,6vh,0) rotate(-4deg) scaleY(1.5);opacity:.9;}
}
@media (prefers-reduced-motion:reduce){
  .aurora span{animation:none;}
}

/* night sky — a 3D star field drifting outward, as if moving through it */
.starfield{position:fixed;inset:0;z-index:0;pointer-events:none;width:100%;height:100%;}

/* keep all real content above the field */

/* ── type scale ───────────────────────────────────────────── */
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:-.018em;line-height:1.14;margin:0;}
h1{font-size:clamp(1.5rem,2.9vw,2.35rem);}
h2{font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.16;margin-bottom:16px;}
h3{font-size:1.08rem;line-height:1.3;}
h4{font-size:.82rem;}
p{margin:0;}

.kicker{
  font:600 .7rem/1 var(--mono);letter-spacing:.19em;text-transform:uppercase;
  color:var(--mint);margin:0 0 14px;display:flex;align-items:center;gap:10px;
}
.kicker::before{content:"";width:24px;height:1px;background:linear-gradient(90deg,var(--mint),transparent);}
.lede{color:var(--fg-dim);font-size:1.02rem;line-height:1.66;max-width:64ch;}
.note{font:500 .78rem/1.4 var(--mono);color:var(--fg-mute);letter-spacing:.03em;}


/* ── buttons ──────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font:600 .9rem/1 var(--sans);
  padding:12px 20px;border-radius:10px;border:1px solid transparent;
  background:linear-gradient(135deg,var(--mint),#37b8e8);
  color:#03151b;text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .25s ease,filter .2s ease;
  box-shadow:0 0 0 1px rgba(79,224,189,.35),0 10px 34px -12px var(--glow-mint);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(79,224,189,.5),0 16px 42px -12px var(--glow-mint);filter:brightness(1.06);}
.btn:active{transform:translateY(0);}
.btn-lg{padding:14px 26px;font-size:.98rem;}
.btn-sm{padding:10px 16px;font-size:.84rem;}

/* ═══ SHELL: one screen, never scrolls ═══════════════════════ */
html,body{height:100%;}
html{overflow:hidden;}
body{overflow:hidden;}
.shell{
  height:100dvh;display:grid;
  grid-template-rows:auto minmax(0,1fr) auto;
  padding:0 clamp(16px,3vw,34px);
}

/* ── top bar ──────────────────────────────────────────────── */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:calc(16px + env(safe-area-inset-top)) 0 12px;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
.brand-mark{width:46px;height:46px;flex:0 0 auto;filter:drop-shadow(0 4px 16px rgba(79,224,189,.34));}
.brand-name{display:flex;flex-direction:column;gap:4px;white-space:nowrap;}
.wordmark{
  font:600 1.42rem/1 var(--serif);
  font-variant-caps:small-caps;      /* large D, small caps for the rest */
  letter-spacing:.07em;color:var(--fg);
}
.brand-sub{
  font:600 .58rem/1 var(--sans);letter-spacing:.28em;text-transform:uppercase;
  color:#3fb5bf;
}

/* ── stage ────────────────────────────────────────────────── */
.stage{
  min-height:0;min-width:0;position:relative;
  /* the brain box may run wider than the viewport by design — clip the empty
     canvas margin rather than letting the document scroll sideways */
  overflow-x:clip;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:clamp(12px,2.4vh,26px);
  padding:clamp(10px,2vh,22px) 0;
}

/* HUD corner brackets — frames the stage without adding weight */
.corner{position:absolute;width:22px;height:22px;pointer-events:none;opacity:.5;}
.corner::before,.corner::after{content:"";position:absolute;background:var(--line-2);}
.corner::before{width:100%;height:1px;} .corner::after{width:1px;height:100%;}
.corner.tl{top:0;left:0;} .corner.tl::before{top:0;left:0;} .corner.tl::after{top:0;left:0;}
.corner.tr{top:0;right:0;} .corner.tr::before{top:0;right:0;} .corner.tr::after{top:0;right:0;}
.corner.bl{bottom:0;left:0;} .corner.bl::before{bottom:0;left:0;} .corner.bl::after{bottom:0;left:0;}
.corner.br{bottom:0;right:0;} .corner.br::before{bottom:0;right:0;} .corner.br::after{bottom:0;right:0;}
/* square, and sized to fit the viewport — JS sets the exact px so there is
   always room for the menu to fire outward without clipping */
.brain-stage{
  position:relative;aspect-ratio:1/1;
  height:100%;max-height:100%;max-width:100%;
  display:grid;place-items:center;
  touch-action:manipulation;
}
.brain-stage::before{  /* ambient bloom */
  content:"";position:absolute;inset:14%;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle at 46% 40%,rgba(79,224,189,.22),rgba(59,130,246,.15) 42%,transparent 70%);
  filter:blur(52px);animation:breathe 8s ease-in-out infinite;
}
.brain-stage::after{ /* glossy specular */
  content:"";position:absolute;inset:0;pointer-events:none;z-index:3;
  background:radial-gradient(38% 28% at 36% 22%,rgba(255,255,255,.10),transparent 62%);
  mix-blend-mode:screen;
}
@keyframes breathe{0%,100%{opacity:.85;transform:scale(1);}50%{opacity:1;transform:scale(1.05);}}

/* absolute so the canvas always has a definite box to fill — a
   percentage height against a centred grid item resolves to auto */
#brain{position:absolute;inset:0;width:100%;height:100%;z-index:2;}
/* ── top-bar dropdown menu ────────────────────────────────── */
.bar-right{display:flex;align-items:center;gap:10px;}
.menu-wrap{position:relative;}
.menu-btn{
  display:flex;align-items:center;gap:9px;
  padding:10px 15px;border-radius:10px;cursor:pointer;
  font:600 .86rem/1 var(--sans);color:var(--fg);
  background:rgba(255,255,255,.05);border:1px solid var(--line-2);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:background .2s ease,border-color .2s ease;
}
.menu-btn:hover{background:rgba(255,255,255,.1);border-color:var(--mint);}
.menu-lines{display:flex;flex-direction:column;gap:3.5px;width:15px;}
.menu-lines span{display:block;height:1.5px;background:currentColor;border-radius:2px;transition:transform .25s ease,opacity .2s ease;}
.menu-btn[aria-expanded="true"] .menu-lines span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.menu-btn[aria-expanded="true"] .menu-lines span:nth-child(2){opacity:0;}
.menu-btn[aria-expanded="true"] .menu-lines span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}

.dropdown{
  position:absolute;top:calc(100% + 10px);right:0;z-index:40;
  margin:0;padding:6px;list-style:none;
  min-width:300px;max-width:min(92vw,360px);border-radius:14px;
  background:rgba(10,17,26,.94);
  border:1px solid var(--line-2);
  backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);
  box-shadow:0 26px 60px -22px rgba(0,0,0,.95);
  animation:dropIn .2s cubic-bezier(.2,.8,.3,1);
}
.dropdown[hidden]{display:none;}
@keyframes dropIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}
.dd-search{
  display:flex;align-items:center;gap:9px;
  padding:9px 11px;margin-bottom:4px;
  border-radius:10px;border:1px solid var(--line);
  background:rgba(0,0,0,.34);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.dd-search:focus-within{border-color:var(--mint);box-shadow:0 0 0 3px rgba(79,224,189,.13);}
.dd-search svg{width:15px;height:15px;color:var(--fg-mute);flex:0 0 auto;}
.dd-search input{
  flex:1;min-width:0;border:0;background:none;outline:none;
  color:var(--fg);font:400 .88rem/1.2 var(--sans);
}
.dd-search input::placeholder{color:var(--fg-mute);}

.dd-list{list-style:none;margin:0;padding:0;max-height:min(52vh,340px);overflow-y:auto;overscroll-behavior:contain;}
.dd-empty{
  padding:12px 13px;margin:0;
  font:500 .78rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--fg-mute);
}
.dd-empty[hidden]{display:none;}
.dd-cat{
  display:block;font:500 .6rem/1 var(--mono);letter-spacing:.13em;text-transform:uppercase;
  color:var(--fg-mute);margin-top:4px;
}
.dropdown button{
  display:flex;align-items:flex-start;gap:10px;width:100%;
  padding:11px 13px;border:0;border-radius:9px;cursor:pointer;
  background:transparent;color:var(--fg-dim);
  font:500 .9rem/1 var(--sans);text-align:left;
  transition:background .16s ease,color .16s ease;
}
.dropdown button::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--mint);
  opacity:.45;flex:0 0 auto;margin-top:.42em;
  transition:opacity .16s ease,box-shadow .16s ease;
}
.dropdown button.active{background:rgba(255,255,255,.07);color:var(--fg);}
.dropdown button.active::before{opacity:1;box-shadow:0 0 8px var(--glow-mint);}
.dropdown button:hover,.dropdown button:focus-visible{background:rgba(255,255,255,.06);color:var(--fg);}
.dropdown button:hover::before,.dropdown button:focus-visible::before{opacity:1;box-shadow:0 0 8px var(--glow-mint);}

/* ── readout under the brain ──────────────────────────────── */
.readout{display:flex;flex-direction:column;align-items:center;gap:clamp(10px,1.8vh,18px);width:100%;}
.cap{
  font:500 .68rem/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;
  color:var(--fg-mute);display:flex;align-items:center;gap:9px;
}
.stats{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;justify-content:center;
  gap:clamp(14px,3vw,38px);
}
.stats li{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:78px;}
.stats li[hidden]{display:none;}   /* a class rule would otherwise beat [hidden] */
.stats b{
  font:600 clamp(1.05rem,2.2vw,1.4rem)/1 var(--serif);letter-spacing:-.02em;
  background:linear-gradient(140deg,#fff,var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stats span{font:500 .66rem/1.3 var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--fg-mute);text-align:center;}
.stats li.live b{display:flex;align-items:center;gap:7px;}
.livedot{
  width:7px;height:7px;border-radius:50%;flex:0 0 auto;
  background:var(--mint);box-shadow:0 0 10px var(--glow-mint);
  animation:pip 2s ease-in-out infinite;
}

.pip{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px rgba(79,224,189,.18);animation:pip 2.6s ease-in-out infinite;}
@keyframes pip{0%,100%{opacity:1;}50%{opacity:.35;}}
h1 .grad{background:linear-gradient(102deg,var(--mint) 0%,var(--cyan) 48%,var(--violet) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.tagline{color:var(--fg-dim);font-size:.98rem;margin-top:10px;}

/* ── footer ───────────────────────────────────────────────── */
.minifoot{
  display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;
  padding:12px 0 calc(14px + env(safe-area-inset-bottom));
  border-top:1px solid var(--line);
  font-size:.74rem;line-height:1.5;color:var(--fg-mute);flex:0 0 auto;
}
.minifoot strong{color:var(--fg-dim);font-weight:600;}
.minifoot p{max-width:74ch;}
.foot-right{font:500 .72rem/1 var(--mono);letter-spacing:.05em;white-space:nowrap;}

/* ═══ PANELS ═════════════════════════════════════════════════ */
.panel-host{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:clamp(16px,4vw,48px);}
.panel-host[hidden]{display:none;}
.panel-backdrop{
  position:absolute;inset:0;background:rgba(3,6,11,.72);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  animation:fadeIn .3s ease;
}
.panel{
  /* The panel itself must not scroll, or the close button scrolls out of
     view with it — on a phone that leaves no way out. The body scrolls. */
  position:relative;width:min(880px,100%);max-height:100%;
  display:flex;flex-direction:column;overflow:hidden;
  padding:clamp(28px,4vw,48px);border-radius:20px;
  border:1px solid var(--line-2);
  background:linear-gradient(165deg,rgba(12,20,31,.96),rgba(6,10,18,.97));
  box-shadow:0 60px 130px -50px #000,inset 0 1px 0 rgba(255,255,255,.07);
  animation:panelIn .38s cubic-bezier(.2,.8,.3,1);
}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
@keyframes panelIn{from{opacity:0;transform:translateY(18px) scale(.985);}to{opacity:1;transform:none;}}
.panel-body{overflow-y:auto;overscroll-behavior:contain;min-height:0;}

.panel-close{
  position:absolute;top:16px;right:16px;z-index:3;
  width:42px;height:42px;display:grid;place-items:center;border-radius:11px;
  /* opaque, so content scrolling beneath it stays legible */
  background:rgba(14,22,33,.92);border:1px solid var(--line-2);color:var(--fg);cursor:pointer;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.panel-close:hover,.panel-close:focus-visible{background:rgba(30,44,60,.96);border-color:var(--mint);}
.panel-close svg{width:19px;height:19px;}
.cta-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:26px;}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:28px;}
.card{
  padding:22px 20px;border-radius:14px;border:1px solid var(--line);
  background:linear-gradient(165deg,var(--panel-2),rgba(255,255,255,.012));
}
.card h3{margin-bottom:9px;}
.card p{color:var(--fg-dim);font-size:.9rem;line-height:1.6;}

.tool-groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:24px;margin-top:34px;padding-top:28px;border-top:1px solid var(--line);}
.tool-group h4{font:600 .68rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;}
.tool-group ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.tool-group li{font-size:.86rem;color:var(--fg-dim);padding-left:15px;position:relative;line-height:1.45;}
.tool-group li::before{content:"";position:absolute;left:0;top:.55em;width:5px;height:5px;border-radius:50%;background:var(--mint);opacity:.6;}

.roadmap{list-style:none;margin:28px 0 0;padding:0;display:flex;flex-direction:column;gap:12px;}
.roadmap li{display:flex;align-items:center;gap:14px;font-size:.96rem;color:var(--fg-dim);}
.tag{font:600 .62rem/1 var(--mono);letter-spacing:.13em;text-transform:uppercase;padding:6px 11px;border-radius:999px;border:1px solid var(--line-2);color:var(--fg-mute);flex:0 0 auto;min-width:90px;text-align:center;}
.tag-live{color:var(--mint);border-color:rgba(79,224,189,.4);background:rgba(79,224,189,.08);}

.field{display:flex;gap:9px;margin-top:22px;}
.field input{flex:1;min-width:0;padding:13px 15px;border-radius:10px;border:1px solid var(--line-2);
  background:rgba(0,0,0,.32);color:var(--fg);font:400 .94rem/1 var(--sans);
  transition:border-color .2s ease,box-shadow .2s ease;}
.field input::placeholder{color:var(--fg-mute);}
.field input:focus{outline:none;border-color:var(--mint);box-shadow:0 0 0 3px rgba(79,224,189,.14);}
.form-msg{margin-top:12px;font-size:.85rem;color:var(--mint);min-height:1.2em;}
.form-msg.err{color:#ff8f8f;}
.contact-note{margin-top:22px;}
.contact-note a{color:var(--mint);}
.bio{display:flex;gap:18px;align-items:flex-start;margin-bottom:26px;padding-bottom:24px;border-bottom:1px solid var(--line);}
.bio-portrait{width:64px;height:64px;flex:0 0 auto;border-radius:16px;overflow:hidden;
  box-shadow:0 10px 30px -12px rgba(0,0,0,.9);}
.bio-portrait svg{width:100%;height:100%;display:block;}
.bio-name{font-size:1.14rem;margin-bottom:4px;}
.bio-role{font:600 .68rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mint);margin-bottom:12px;}
.bio-text{color:var(--fg-dim);font-size:.94rem;line-height:1.65;max-width:62ch;}
.bio-text em{color:var(--fg-mute);font-style:italic;}
@media (max-width:620px){ .bio{gap:14px;} .bio-portrait{width:52px;height:52px;} }

.linkish{background:none;border:0;padding:0;font:inherit;color:var(--mint);cursor:pointer;text-decoration:underline;text-underline-offset:3px;}

/* ── responsive ───────────────────────────────────────────── */
@media (max-width:1100px){
  .stage-copy{max-width:min(34ch,50vw);}
}

/* ═══ PHONE / TOUCH — the primary target ════════════════════
   One screen, no scroll: compact bar, brain centred, menu as a
   tidy grid beneath it, title and footer trimmed to fit. */
@media (hover:none),(max-width:820px){
  .shell{grid-template-rows:auto minmax(0,1fr) auto;padding-inline:16px;}

  .topbar{padding-top:calc(12px + env(safe-area-inset-top));padding-bottom:8px;gap:12px;}
  .brand-mark{width:40px;height:40px;}

  .brand-sub{font-size:.56rem;letter-spacing:.18em;}
  .topbar{gap:12px;}
  .wordmark{font-size:1.2rem;}
  .brand-sub{font-size:.5rem;letter-spacing:.24em;}
  .menu-btn{padding:9px 11px;}
  .menu-label{display:none;}            /* icon only — the bar is tight */

  .stage{
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:clamp(10px,2.2vh,20px);
  }
  /* JS sets the exact square; the box may exceed the viewport width because
     the mesh only fills ~70% of it, so releasing max-width lets the brain
     grow to fill a tall screen rather than being pinned to its width */
  .brain-stage{height:auto;max-width:none;flex:0 0 auto;}
  .brain-stage::after{display:none;}

  
  .corner{width:16px;height:16px;}
  .cap{font-size:.6rem;letter-spacing:.15em;}
  .stats{
    display:grid;grid-template-columns:1fr 1fr;gap:12px 8px;
    width:min(100%,320px);
  }
  .stats li{min-width:0;}
  .stats span{font-size:.56rem;letter-spacing:.06em;}

  .minifoot{
    flex-direction:column;align-items:center;text-align:center;gap:4px;
    font-size:.68rem;padding:10px 0 calc(12px + env(safe-area-inset-bottom));
  }
  .foot-right{font-size:.64rem;}

  .panel-host{padding:0;place-items:end stretch;}
  .panel{
    width:100%;max-height:92dvh;border-radius:20px 20px 0 0;
    padding:26px 20px calc(26px + env(safe-area-inset-bottom));
    animation:sheetIn .34s cubic-bezier(.2,.8,.3,1);
  }
  @keyframes sheetIn{from{opacity:0;transform:translateY(28px);}to{opacity:1;transform:none;}}
  .panel h2{font-size:1.4rem;}
  .cards{grid-template-columns:1fr;gap:12px;}
  .tool-groups{grid-template-columns:1fr 1fr;gap:20px;}
}

/* very small phones: trim the last few pixels */
@media (max-width:400px){

  .tool-groups{grid-template-columns:1fr;}
}

/* short screens: give the brain the room, drop the ornament */
@media (max-height:620px){
  .cap{display:none;}
}

@media (prefers-reduced-motion:reduce){
  .brain-stage::before,.pip{animation:none;}
  .dropdown{animation:none;}
  .panel,.panel-backdrop{animation:none;}
}