/* ================================
   DN ⬩ FM — MEME EXCHANGE FLOOR v1
   (HTML/CSS/JS only, simulated feed)
=================================== */

:root{
  --bg0:#06080c;
  --bg1:#0b0f18;
  --glass: rgba(12,18,28,.62);
  --glass2: rgba(8,12,18,.72);
  --stroke: rgba(170, 220, 255, .16);
  --stroke2: rgba(255,255,255,.08);
  --text: rgba(235,245,255,.92);
  --muted: rgba(235,245,255,.62);

  --good: rgba(120,255,180,.92);
  --warn: rgba(255,220,120,.92);
  --bad:  rgba(255,120,120,.92);

  --shadow: 0 10px 30px rgba(0,0,0,.55);
  --shadow2: 0 30px 60px rgba(0,0,0,.55);

  --radius: 20px;
  --radius2: 28px;

  --mono: "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --pixel: "Press Start 2P", system-ui, -apple-system, Segoe UI, Roboto, Arial;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background: radial-gradient(1200px 700px at 20% 0%, rgba(110,0,255,.18), transparent 55%),
              radial-gradient(900px 600px at 80% 10%, rgba(0,220,255,.14), transparent 50%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  color:var(--text);
  font-family: var(--mono);
  overflow-x:hidden;
}

/* Matrix */
#matrix{
  position:fixed;
  inset:0;
  z-index:-3;
  width:100%;
  height:100%;
  opacity:.38;
  filter: contrast(1.05) saturate(1.1);
}

.vignette{
  position:fixed; inset:0;
  z-index:-2;
  background: radial-gradient(circle at 50% 40%, transparent 45%, rgba(0,0,0,.55) 78%, rgba(0,0,0,.76));
  pointer-events:none;
}
.scanlines{
  position:fixed; inset:0;
  z-index:-1;
  pointer-events:none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,.03),
    rgba(255,255,255,.03) 1px,
    rgba(0,0,0,0) 3px,
    rgba(0,0,0,0) 6px
  );
  mix-blend-mode: overlay;
  opacity:.20;
}

/* Topbar */
.topbar{
  position:sticky; top:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 18px;
  backdrop-filter: blur(12px);
  background: linear-gradient(180deg, rgba(0,0,0,.60), rgba(0,0,0,.15));
  border-bottom: 1px solid var(--stroke2);
  z-index:10;
}

.brand{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.brandMark{
  font-family: var(--pixel);
  font-size: 14px;
  letter-spacing: .6px;
  text-shadow: 0 0 18px rgba(110,0,255,.30);
}
.brandSub{
  font-size: 12px;
  letter-spacing: .14em;
  color:var(--muted);
}

.topStatus{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.chip{
  display:flex; gap:8px; align-items:center;
  padding:8px 10px;
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.chip .k{ font-size:11px; letter-spacing:.14em; color:var(--muted); }
.chip .v{ font-size:12px; letter-spacing:.08em; }
.good{ color:var(--good); }
.warn{ color:var(--warn); }
.bad{  color:var(--bad); }

.soundBtn{
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(30,50,80,.42), rgba(10,14,20,.65));
  color:var(--text);
  border-radius: 999px;
  padding:9px 12px;
  cursor:pointer;
  box-shadow: var(--shadow);
  display:flex;
  gap:10px;
  align-items:center;
}
.soundBtn:active{ transform: translateY(1px); }
.soundText{
  font-size:12px;
  letter-spacing:.10em;
  opacity:.9;
}
.soundIcon{ filter: drop-shadow(0 0 10px rgba(0,220,255,.22)); }

/* Ticker */
.tickerWrap{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 16px;
  border-bottom: 1px solid var(--stroke2);
}
.tickerLabel{
  font-family: var(--pixel);
  font-size: 11px;
  letter-spacing: .10em;
  opacity:.95;
  padding:10px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,.35);
  border: 1px solid var(--stroke2);
}
.tickerViewport{
  position:relative;
  overflow:hidden;
  flex:1;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.35);
  box-shadow: var(--shadow);
  height: 44px;
}
.ticker{
  position:absolute;
  top:0; left:0;
  height:44px;
  display:flex;
  align-items:center;
  white-space:nowrap;
  will-change: transform;
  padding-left: 20px;
  font-size: 13px;
  letter-spacing: .06em;
  animation: tickerMove 36s linear infinite;
}
.ticker2{
  left:100%;
  animation-delay: 0s;
}

@keyframes tickerMove{
  0%{ transform: translateX(0); }
  100%{ transform: translateX(-100%); }
}

/* Main grid */
.grid{
  padding: 18px 16px 28px;
  display:grid;
  grid-template-columns: 1.4fr 1.1fr;
  grid-auto-rows: minmax(240px, auto);
  gap: 16px;
  max-width: 1400px;
  margin: 0 auto;
}

/* Panels */
.panel{
  background: linear-gradient(180deg, rgba(12,18,28,.70), rgba(6,10,14,.55));
  border: 1px solid var(--stroke);
  border-radius: var(--radius2);
  box-shadow: var(--shadow2);
  overflow:hidden;
  position:relative;
}
.panel::before{
  content:"";
  position:absolute;
  inset:-2px;
  background: radial-gradient(900px 320px at 20% 0%, rgba(110,0,255,.12), transparent 60%),
              radial-gradient(700px 280px at 90% 0%, rgba(0,220,255,.12), transparent 60%);
  pointer-events:none;
}
.panelHead{
  position:relative;
  padding: 14px 14px 12px;
  display:grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 6px 10px;
  align-items:center;
  border-bottom: 1px solid var(--stroke2);
  background: rgba(0,0,0,.18);
}
.panelHead .title{
  font-family: var(--pixel);
  font-size: 12px;
  letter-spacing:.12em;
}
.panelHead .sub{
  grid-column: 1 / 2;
  font-size: 12px;
  color: var(--muted);
}
.panelHead .actions{
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  display:flex;
  gap:8px;
  align-items:center;
  justify-content:flex-end;
  flex-wrap:wrap;
}
.panelFoot{
  position:relative;
  padding: 10px 14px 12px;
  border-top: 1px solid var(--stroke2);
  background: rgba(0,0,0,.14);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.muted{ color:var(--muted); font-size: 12px; }
.mutedRight{ color:var(--muted); font-size: 12px; opacity:.85; }

/* Buttons */
.btn{
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.34);
  color:var(--text);
  border-radius: 12px;
  padding:10px 12px;
  cursor:pointer;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing:.06em;
}
.btn:hover{ background: rgba(0,0,0,.42); }
.btn:active{ transform: translateY(1px); }
.btn.tiny{
  padding:7px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing:.08em;
  opacity:.95;
}
.btn.danger{
  border-color: rgba(255,120,120,.35);
}

/* Heatmap */
.heatmapPanel{ grid-column: 1 / 2; }
.heatmap{
  position:relative;
  padding: 14px;
  display:grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}
.tile{
  position:relative;
  border-radius: 18px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.28);
  padding: 12px;
  min-height: 84px;
  overflow:hidden;
  cursor:default;
}
.tile::before{
  content:"";
  position:absolute;
  inset:-1px;
  background: radial-gradient(220px 120px at 30% 20%, rgba(0,220,255,var(--glowA)), transparent 60%),
              radial-gradient(220px 120px at 70% 30%, rgba(110,0,255,var(--glowB)), transparent 62%),
              radial-gradient(300px 180px at 50% 120%, rgba(255,255,255,var(--glowC)), transparent 55%);
  opacity: .95;
  pointer-events:none;
}
.tile .sym{
  position:relative;
  font-family: var(--pixel);
  font-size: 11px;
  letter-spacing:.10em;
}
.tile .meta{
  position:relative;
  margin-top:10px;
  display:flex;
  flex-direction:column;
  gap:6px;
  font-size: 12px;
  color: var(--muted);
}
.tile .delta{
  position:absolute;
  right:10px; top:10px;
  font-size: 12px;
  letter-spacing:.06em;
  padding:6px 8px;
  border-radius: 999px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.28);
}
.delta.up{ color: var(--good); }
.delta.dn{ color: var(--bad); }

.tip{
  position:absolute;
  left:12px;
  right:12px;
  bottom:12px;
  padding:10px 10px;
  border-radius: 14px;
  background: rgba(0,0,0,.58);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  display:none;
  font-size: 12px;
  color: var(--text);
}
.tile:hover .tip{ display:block; }

/* Wire */
.wirePanel{ grid-column: 2 / 3; }
.wire{
  position:relative;
  padding: 12px 14px 14px;
}
.wireHeadRow{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom: 12px;
}
.wireChip{
  display:flex;
  gap:8px;
  align-items:center;
  padding:8px 10px;
  background: rgba(0,0,0,.34);
  border: 1px solid var(--stroke2);
  border-radius: 999px;
}
.wireChip .k{ font-size:11px; color:var(--muted); letter-spacing:.14em; }
.wireChip .v{ font-size:12px; letter-spacing:.08em; }
.state{
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.24);
}
.state.load{ color: var(--good); }
.state.hold{ color: var(--warn); }
.state.unload{ color: var(--bad); }

.wireLog{
  height: 420px;
  overflow:auto;
  padding-right: 6px;
  border-radius: 18px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.22);
}
.event{
  padding: 12px 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.event:last-child{ border-bottom:none; }
.evTop{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom: 6px;
}
.evTime{
  font-size: 11px;
  color: var(--muted);
  letter-spacing:.10em;
}
.evTag{
  font-size: 11px;
  letter-spacing:.14em;
  padding: 5px 8px;
  border-radius: 999px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.26);
}
.evTag.good{ color: var(--good); }
.evTag.warn{ color: var(--warn); }
.evTag.bad{  color: var(--bad); }
.evText{
  font-size: 13px;
  line-height: 1.35;
  letter-spacing:.02em;
}

/* Boards */
.boardPanel{ grid-column: 1 / 3; }
.boards{
  position:relative;
  padding: 14px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
}
.board{
  border-radius: 18px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.22);
  overflow:hidden;
}
.boardTitle{
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  font-family: var(--pixel);
  font-size: 10px;
  letter-spacing:.12em;
}
.table{
  width:100%;
  border-collapse: collapse;
  font-size: 12px;
}
.table th, .table td{
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.table thead th{
  font-size: 11px;
  letter-spacing:.12em;
  color: var(--muted);
}
.table tbody tr:hover{ background: rgba(255,255,255,.03); }
.pill{
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.22);
}
.pill.up{ color: var(--good); }
.pill.dn{ color: var(--bad); }

/* Terminal */
.terminalPanel{ grid-column: 1 / 3; }
.terminal{
  position:relative;
  padding: 14px;
}
.termLines{
  height: 240px;
  overflow:auto;
  border-radius: 18px;
  border: 1px solid var(--stroke2);
  background: rgba(0,0,0,.30);
  padding: 12px;
  font-size: 13px;
  line-height: 1.4;
}
.termLine{
  margin: 0 0 6px;
  white-space: pre-wrap;
}
.termLine .dim{ color: var(--muted); }
.termInputRow{
  margin-top: 12px;
  display:flex;
  gap:10px;
  align-items:center;
}
.prompt{
  font-size: 12px;
  color: var(--muted);
  letter-spacing:.06em;
}
.termInput{
  flex:1;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.38);
  color: var(--text);
  outline:none;
  font-family: var(--mono);
  font-size: 13px;
}
.termInput:focus{
  box-shadow: 0 0 0 3px rgba(0,220,255,.10);
}

/* Footer */
.footer{
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 16px 34px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.footerLeft{ display:flex; flex-wrap:wrap; gap:10px; }
.tag{
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.28);
  color: var(--muted);
  font-size: 12px;
  letter-spacing:.08em;
}
.footerRight{ color: var(--muted); font-size: 12px; }
code{
  padding: 2px 6px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.25);
}

/* Shutter */
.shutter{
  position:fixed;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  background: rgba(0,0,0,.78);
  backdrop-filter: blur(10px);
  z-index: 50;
}
.shutterCard{
  width:min(620px, calc(100% - 26px));
  border-radius: 24px;
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(12,18,28,.92), rgba(0,0,0,.86));
  box-shadow: var(--shadow2);
  padding: 18px;
}
.shutterTitle{
  font-family: var(--pixel);
  font-size: 12px;
  letter-spacing:.12em;
}
.shutterSub{
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}
.shutterBtns{
  margin-top: 16px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* Responsive */
@media (max-width: 1020px){
  .grid{ grid-template-columns: 1fr; }
  .heatmapPanel,.wirePanel,.boardPanel,.terminalPanel{ grid-column: 1 / 2; }
  .boards{ grid-template-columns: 1fr; }
  .heatmap{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .wireLog{ height: 360px; }
}
@media (max-width: 420px){
  .tickerLabel{ display:none; }
  .heatmap{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .soundText{ display:none; }
}