style.css

/* ===== TwoQuarks skin for Gradio ===== */
*{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#000;
  --fg:#fff;
  --muted:rgba(255,255,255,.55);

  --card:rgba(255,255,255,.04);
  --card2:rgba(255,255,255,.08);
  --stroke:rgba(255,255,255,.10);

  /* glass needs to be visible but not milky */
  --glass:rgba(0,0,0,.32);

  --accent:#8cb4ff;
  --accentGlow: rgba(140,180,255,.20);

  --rSm:10px;
  --rMd:12px;
  --rLg:14px;
}

html,body{height:100%}
body, .gradio-container{
  font-family: Inter, ui-sans-serif, system-ui, Arial;
  background:var(--bg) !important;
  color:var(--fg) !important;
  overflow-x:hidden;
}

/* Starfield canvas (keep it inside stacking context) */
#quantumField{
  position:fixed; inset:0;
  width:100vw; height:100vh;
  z-index:0;
  background:#000;
  pointer-events:none;
  opacity:.70;
}

/*  Nav */
#tqNav{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 12px 22px;
  background: linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.22));
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

#tqNav .nav-inner{
  max-width: 980px;
  margin: 0 auto;
  display:flex;
  align-items:center;
  gap: 12px;
}

#tqNav .brand{
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .22px;
  opacity: .92;
}

#tqNav .nav-links{
  display:flex;
  gap:10px;
  margin-left: 14px;
  flex-wrap: wrap;
}

#tqNav .nav-links a{
  text-decoration:none;
  color: var(--fg);
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  font-size: .9rem;
  opacity: .78;
  transition: .15s ease;
  white-space: nowrap;
  background: rgba(255,255,255,.02);
}

#tqNav .nav-links a:hover{
  opacity: 1;
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.18);
}

#tqNav .spacer{ flex:1; }

/* Hamburger button */
#tqNav .menu-btn{
  width: 34px;
  height: 34px;
  display:flex;
  align-items:center;
  justify-content:center;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 12px;
  cursor: pointer;
  background: rgba(255,255,255,.03);
  transition: .15s ease;
}
#tqNav .menu-btn:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.20);
}

#tqNav .menu-btn span{
  display:block;
  width:16px;
  height:2px;
  background: var(--fg);     /* FIX: was black */
  position:relative;
  opacity:.9;
}

#tqNav .menu-btn span::before,
#tqNav .menu-btn span::after{
  content:"";
  position:absolute;
  left:0;
  width:16px;
  height:2px;
  background: var(--fg);     /* FIX: was black */
  opacity:.9;
}

#tqNav .menu-btn span::before{ top:-6px; }
#tqNav .menu-btn span::after{ top: 6px; }

#tqNav .menu{
  position:absolute;
  top: 60px;
  right: 24px;
  min-width: 220px;
  padding: 10px;
  border-radius: var(--rLg);
  background: var(--glass);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: 0 0 28px rgba(0,0,0,.6);
  display:none;
}

#tqNav .menu.open{ display:block; }

#tqNav .menu a{
  display:block;
  padding: 10px 10px;
  border-radius: 10px;
  text-decoration:none;
  color: var(--fg);
  opacity: .88;
}

#tqNav .menu a:hover{
  background: rgba(255,255,255,.06);
  opacity: 1;
}

#tqNav .menu .sep{
  height:1px;
  background: rgba(255,255,255,.10);
  margin: 8px 2px;
}

/* Make app sit above canvas and below fixed nav */
#tqApp{
  position:relative;
  z-index:1;             /* above canvas */
  padding-top: 84px;
}

/* Hero / header panel (glass) */
.tq-hero{
  margin: 10px 0 14px 0;
  padding: 14px 18px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--rMd); /* FIX: 10x -> 10px */
  box-shadow: 0 12px 34px rgba(0,0,0,.45);
}

.tq-hero .brand{
  font-weight:700;
  letter-spacing:.22px;
  font-size:1.08rem;
  opacity:.92;
}

.tq-hero .desc{
  margin-top:8px;
  color: var(--muted);
  font-size: .98rem;
  line-height: 1.45;
}

/* Cards / panels */
.gradio-container .gr-panel,
.gradio-container .block,
.gradio-container .wrap{
  border:1px solid var(--stroke) !important;
  background: var(--card) !important;
  backdrop-filter: blur(10px) !important;
  border-radius: var(--rMd) !important;
}

/* Hover effect */
.gradio-container .gr-panel:hover{
  background: var(--card2) !important;
  border-color: rgba(255,255,255,.14) !important;
}

/* Tabs (pill vibe) */
.gradio-container .gr-tab-nav{
  background: transparent !important;
  border: none !important;
  gap: 10px !important;
}

.gradio-container .gr-tab-nav button{
  border:1px solid rgba(255,255,255,.12) !important;
  border-radius:999px !important;
  padding:8px 12px !important;
  color: var(--fg) !important;
  opacity:.78 !important;
  background: rgba(255,255,255,.02) !important;
  transition:.18s ease !important;
}

.gradio-container .gr-tab-nav button:hover{
  opacity:1 !important;
  background: rgba(255,255,255,.06) !important;
  border-color: rgba(255,255,255,.18) !important;
}

.gradio-container .gr-tab-nav button.selected{
  opacity: 1 !important;
  border-color: rgba(140,180,255,.55) !important;
  box-shadow:
    0 0 0 1px rgba(140,180,255,.18) inset,
    0 0 20px var(--accentGlow) !important;
}

/* Inputs */
.gradio-container input,
.gradio-container textarea{
  background: rgba(255,255,255,.03) !important;
  border:1px solid rgba(255,255,255,.12) !important;
  color: var(--fg) !important;
  border-radius: var(--rMd) !important;
}

/* Buttons */
.gradio-container button,
.gradio-container .gr-button{
  color: var(--fg) !important;
  border:1px solid rgba(255,255,255,.12) !important;
  background: rgba(255,255,255,.04) !important;
  border-radius:999px !important;
  padding:10px 14px !important;
  opacity:.86 !important;
  transition:.15s ease !important;
}

.gradio-container button:hover,
.gradio-container .gr-button:hover{
  opacity:1 !important;
  background: rgba(255,255,255,.08) !important;
  border-color: rgba(140,180,255,.35) !important;
  box-shadow: 0 0 18px var(--accentGlow);
}

/* Gallery tweaks */
.gradio-container .gallery{
  border-radius: var(--rMd) !important;
}

/* Range accent */
input[type="range"]{ accent-color: var(--accent); }

/* Optional: hide Gradio footer */
footer{ display:none !important; }