/* AI Games — dark minimal game terminal */

:root{
  --bg:#080a0f;
  --bg2:#0d1119;
  --panel:#111725;
  --panel2:#151c2c;
  --line:#1f2937;
  --line2:#2b394f;
  --txt:#dbe3ef;
  --muted:#7d8aa0;
  --dim:#5a657a;
  --accent:#22d3ee;
  --accent-dim:rgba(34,211,238,.14);
  --danger:#f87171;
  --ok:#4ade80;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --r:12px;
}

body[data-theme="scifi"]{ --accent:#22d3ee; --accent-dim:rgba(34,211,238,.14); }
body[data-theme="fantasy"]{ --accent:#f5b642; --accent-dim:rgba(245,182,66,.14); }

*{ box-sizing:border-box; }

html,body{ margin:0; padding:0; }

body{
  background:
    radial-gradient(1100px 600px at 50% -12%, rgba(120,180,255,.06), transparent 60%),
    var(--bg);
  color:var(--txt);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}

.wrap{
  max-width:860px;
  margin:0 auto;
  padding:22px 18px 40px;
  display:flex;
  flex-direction:column;
  gap:14px;
}

/* ---------- header ---------- */
.top{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}

.brand h1{
  font-family:var(--mono);
  font-size:19px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  margin:0;
  color:var(--txt);
}
.brand h1::before{
  content:"";
  display:inline-block;
  width:8px;height:8px;
  margin-right:10px;
  border-radius:2px;
  background:var(--accent);
  box-shadow:0 0 12px var(--accent);
  vertical-align:middle;
}
.sub{
  margin:3px 0 0;
  font-size:12.5px;
  color:var(--muted);
  letter-spacing:.02em;
}

.themes{ display:flex; gap:8px; flex:0 0 auto; }
.tbtn{
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--muted);
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 14px;
  cursor:pointer;
  transition:all .16s ease;
}
.tbtn:hover{ color:var(--txt); border-color:var(--line2); }
.tbtn.active{
  color:#04121a;
  background:var(--accent);
  border-color:var(--accent);
  font-weight:700;
}
body[data-theme="fantasy"] .tbtn.active{ color:#1a1204; }

/* ---------- hud ---------- */
.hud{
  display:grid;
  grid-template-columns:repeat(3,1fr) 92px;
  gap:10px;
  padding:12px 14px;
  background:linear-gradient(180deg,var(--panel),var(--bg2));
  border:1px solid var(--line);
  border-radius:var(--r);
}
.stat-top{
  display:flex; align-items:baseline; justify-content:space-between;
  margin-bottom:6px;
}
.sname{
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--dim);
}
.sval{
  font-family:var(--mono);
  font-size:13px;
  font-weight:700;
  color:var(--txt);
}
.bar{
  height:6px;
  background:#0a0e16;
  border:1px solid var(--line);
  border-radius:999px;
  overflow:hidden;
}
.fill{ display:block; height:100%; width:100%; border-radius:999px; transition:width .35s cubic-bezier(.4,0,.2,1); }
.fill.hp{ background:linear-gradient(90deg,#ef4444,#f87171); }
.fill.en{ background:linear-gradient(90deg,#0ea5e9,#38bdf8); }
.fill.rs{ background:linear-gradient(90deg,var(--accent),#fff); opacity:.9; }
.stat.turn .sval{ color:var(--accent); }
.stat.res .sval{ color:var(--accent); }

/* ---------- log ---------- */
.log{
  background:var(--bg2);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px 20px;
  max-height:46vh;
  overflow-y:auto;
  font-family:var(--mono);
  font-size:14.5px;
  line-height:1.72;
  scroll-behavior:smooth;
}
.log::-webkit-scrollbar{ width:8px; }
.log::-webkit-scrollbar-thumb{ background:var(--line2); border-radius:8px; }

.entry{ margin:0 0 14px; }
.entry:last-child{ margin-bottom:0; }
.entry.scene .e-title{
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:6px;
}
.entry.scene .e-text{
  color:var(--txt);
  white-space:pre-wrap;
}
.entry.choice{
  padding-left:12px;
  border-left:2px solid var(--accent-dim);
  color:var(--accent);
  font-size:13.5px;
}
.entry.choice .e-text::before{ content:"› "; color:var(--dim); }
.entry.event .e-text{
  color:#c4b5fd;
  font-size:13.5px;
  padding:8px 12px;
  background:rgba(167,139,250,.07);
  border-left:2px solid rgba(167,139,250,.45);
  border-radius:0 8px 8px 0;
}
.entry.event .e-text::before{ content:"⚄ RANDOM EVENT — "; color:#8b7cc8; letter-spacing:.08em; }
.entry.roll .e-text{
  font-size:12.5px;
  color:var(--dim);
  letter-spacing:.04em;
}
.entry.hit .e-text{ color:var(--danger); font-size:12.5px; letter-spacing:.04em; }
.entry.gain .e-text{ color:var(--ok); font-size:12.5px; letter-spacing:.04em; }
.entry.end .e-title{
  font-size:13px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:8px;
  padding-bottom:6px;
  border-bottom:1px solid var(--accent-dim);
}
.entry.end .e-text{ color:var(--txt); white-space:pre-wrap; }

.caret::after{
  content:"▍";
  margin-left:2px;
  color:var(--accent);
  animation:blink 1s steps(1) infinite;
}
@keyframes blink{ 50%{ opacity:0; } }

.fadein{ animation:fade .28s ease both; }
@keyframes fade{ from{ opacity:0; transform:translateY(5px); } to{ opacity:1; transform:none; } }

/* ---------- choices ---------- */
.choices{ display:flex; flex-direction:column; gap:9px; }

.choice{
  display:flex;
  align-items:center;
  gap:12px;
  width:100%;
  text-align:left;
  padding:13px 15px;
  min-height:50px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--txt);
  font-family:var(--mono);
  font-size:14px;
  cursor:pointer;
  transition:transform .09s ease, background .16s ease, border-color .16s ease, box-shadow .16s ease;
}
.choice:hover:not(:disabled){
  border-color:var(--accent);
  background:var(--panel2);
  box-shadow:0 0 0 3px var(--accent-dim);
}
.choice:active:not(:disabled){ transform:scale(.988); background:var(--accent-dim); }
.choice:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }
.choice:disabled{
  opacity:.42;
  cursor:not-allowed;
  border-style:dashed;
}
.choice .key{
  flex:0 0 auto;
  width:24px;height:24px;
  display:grid;place-items:center;
  border-radius:6px;
  background:#0a0e16;
  border:1px solid var(--line2);
  color:var(--accent);
  font-size:12px;
  font-weight:700;
}
.choice .label{ flex:1 1 auto; }
.choice .note{
  flex:0 0 auto;
  font-size:11px;
  color:var(--dim);
  letter-spacing:.04em;
}
.choice.ending{ border-color:var(--accent); background:var(--accent-dim); }

/* ---------- controls ---------- */
.controls{
  display:flex; align-items:center; gap:14px; flex-wrap:wrap;
}
.btn{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.1em;
  text-transform:uppercase;
  padding:10px 18px;
  min-height:44px;
  border-radius:9px;
  cursor:pointer;
  transition:all .16s ease;
}
.btn.ghost{
  background:transparent;
  color:var(--muted);
  border:1px solid var(--line2);
}
.btn.ghost:hover{ color:var(--txt); border-color:var(--accent); }
.btn.solid{
  background:var(--accent);
  color:#04121a;
  border:1px solid var(--accent);
  font-weight:700;
}
body[data-theme="fantasy"] .btn.solid{ color:#1a1204; }
.hint{ font-size:11.5px; color:var(--dim); }
kbd{
  font-family:var(--mono);
  font-size:11px;
  padding:1px 5px;
  border:1px solid var(--line2);
  border-bottom-width:2px;
  border-radius:4px;
  background:#0a0e16;
  color:var(--muted);
}

/* ---------- faq ---------- */
.faq{
  margin-top:10px;
  padding-top:16px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:13.5px;
}
.faq h2{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--dim);
  margin:0 0 10px;
}
.faq details{
  border-bottom:1px solid var(--line);
  padding:9px 0;
}
.faq summary{
  cursor:pointer;
  font-weight:600;
  color:var(--txt);
  list-style:none;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::before{ content:"+ "; color:var(--accent); font-family:var(--mono); }
.faq details[open] summary::before{ content:"– "; }
.faq p{ margin:8px 0 4px; }
.faq strong{ color:var(--txt); font-weight:600; }
.foot-note{
  margin-top:12px;
  font-size:11.5px;
  color:var(--dim);
  letter-spacing:.03em;
}

/* ---------- responsive ---------- */
@media (max-width:640px){
  body{ font-size:15px; }
  .wrap{ padding:16px 13px 32px; gap:12px; }
  .top{ flex-direction:column; align-items:flex-start; gap:10px; }
  .brand h1{ font-size:17px; }
  .hud{
    grid-template-columns:1fr 1fr;
    gap:9px 12px;
    padding:11px 12px;
  }
  .stat.turn{ display:none; }
  .log{
    max-height:52vh;
    padding:15px 15px;
    font-size:14px;
    line-height:1.7;
  }
  .choice{
    font-size:14.5px;
    padding:14px 13px;
    min-height:56px;
  }
  .choice .note{ display:none; }
  .btn{ width:100%; }
  .hint{ width:100%; text-align:center; }
}
@media (max-width:380px){
  .hud{ grid-template-columns:1fr; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; }
}