:root{
  --bg:#0c0f14;
  --panel:#131a23;
  --panel2:#0f151d;
  --text:#e6edf3;
  --muted:#97a6b2;
  --border:#243241;
  --accent:#7aa2ff;
  --good:#38c172;
  --warn:#f4c430;
  --bad:#6b7280;
  --danger:#ff6b6b;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font:14px/1.4 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
}

a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}

.topbar{
  position:sticky; top:0;
  background:rgba(12,15,20,0.85);
  backdrop-filter: blur(8px);
  border-bottom:1px solid var(--border);
}
.topbar .brand, .topbar .nav{
  display:flex; align-items:center;
}
.topbar{
  display:flex; justify-content:space-between; align-items:center;
  padding:12px 18px;
}
.brand-link{
  color:var(--text);
  font-weight:700;
  letter-spacing:0.2px;
}
.nav{gap:12px}
.nav-link{color:var(--muted)}
.nav-link:hover{color:var(--text)}
.nav-form{margin:0}

.container{
  max-width:980px;
  margin:0 auto;
  padding:18px;
}

.card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:14px;
  padding:16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}

h1{margin:0 0 8px 0; font-size:20px}
h3{margin:14px 0 8px 0; font-size:15px}
h4{margin:10px 0 6px 0; font-size:13px; color:var(--muted)}
.muted{color:var(--muted)}
.hr{height:1px; background:var(--border); margin:16px 0}

.form{display:flex; flex-direction:column; gap:12px; margin-top:12px}
label span{display:block; color:var(--muted); margin-bottom:6px}
input{
  width:100%;
  padding:10px 10px;
  border-radius:10px;
  border:1px solid var(--border);
  background:var(--panel2);
  color:var(--text);
  outline:none;
}
input:focus{border-color:rgba(122,162,255,0.7); box-shadow:0 0 0 3px rgba(122,162,255,0.15)}

.btn{
  border:1px solid var(--border);
  background:var(--panel2);
  color:var(--text);
  padding:10px 12px;
  border-radius:10px;
  cursor:pointer;
  font-weight:600;
}
.btn:hover{border-color:rgba(122,162,255,0.35)}
.btn-primary{
  background:rgba(122,162,255,0.16);
  border-color:rgba(122,162,255,0.35);
}
.btn-ghost{
  background:transparent;
}

.alert{
  padding:10px 12px;
  border-radius:10px;
  border:1px solid rgba(255,107,107,0.35);
  background:rgba(255,107,107,0.08);
  color:var(--text);
}
.alert.warn{
  border-color:rgba(244,196,48,0.35);
  background:rgba(244,196,48,0.08);
}

.row{display:flex; align-items:center; gap:10px}
.row-space{justify-content:space-between}
.toggle{
  display:flex; align-items:center; gap:8px;
  padding:8px 10px;
  border:1px solid var(--border);
  border-radius:10px;
  background:transparent;
}
.toggle input{width:auto}

.board{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-top:12px;
}

.guess-row{
  display:grid;
  grid-template-columns: 150px repeat(5, 56px) 1fr;
  gap:10px;
  align-items:center;
}
@media (max-width: 720px){
  .guess-row{
    grid-template-columns: 1fr repeat(5, 44px);
    grid-auto-rows:auto;
  }
  .guess-row .row-actions{grid-column:1 / -1}
}

.tile{
  width:56px;
  height:56px;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--panel2);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  letter-spacing:1px;
  user-select:none;
  cursor:pointer;
}
.tile.small{width:44px;height:44px;border-radius:10px}

.tile[data-state="unknown"]{background:var(--panel2)}
.tile[data-state="green"]{background:rgba(56,193,114,0.22); border-color:rgba(56,193,114,0.45)}
.tile[data-state="yellow"]{background:rgba(244,196,48,0.18); border-color:rgba(244,196,48,0.45)}
.tile[data-state="gray"]{background:rgba(107,114,128,0.18); border-color:rgba(107,114,128,0.45)}

.tile.locked{cursor:default; opacity:0.95}
.row-actions{display:flex; gap:10px; align-items:center; justify-content:flex-end}
.pill{
  display:inline-block;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text);
  font-weight:700;
}

.results{margin-top:10px}
.wordlist{
  margin-top:10px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.word{
  display:inline-block;
  padding:6px 10px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size:13px;
}
.pre{
  white-space:pre-wrap;
  background:rgba(255,255,255,0.03);
  border:1px solid var(--border);
  border-radius:12px;
  padding:12px;
  overflow:auto;
}
.pre-sm{
  white-space:pre-wrap;
  background:rgba(255,255,255,0.03);
  border:1px solid var(--border);
  border-radius:10px;
  padding:10px;
  overflow:auto;
  font-size:12px;
}

.debug{margin-top:14px}
.grid2{display:grid; grid-template-columns:1fr 1fr; gap:10px}
@media (max-width: 720px){
  .grid2{grid-template-columns:1fr}
}

.contradictions ul{margin:8px 0 0 18px; color:var(--muted)}
.footer{
  margin-top:28px;
  padding:18px;
  border-top:1px solid var(--border);
  color:var(--muted);
}
.footer-inner{max-width:980px; margin:0 auto; padding:0 18px}

@media (pointer: coarse){
  .guess-row input[type="text"]{display:none}
  .guess-row{grid-template-columns: repeat(5, 44px) 1fr;}
}

.hint{
  margin-top:10px;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(122,162,255,0.35);
  background:rgba(122,162,255,0.08);
  color:var(--text);
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.hint .hint-text{color:var(--text)}
.hint .hint-actions{flex:0 0 auto}