/* ============================================================================
   analog llm — classic Macintosh System theme
   pixel font for chrome/headings, Helvetica-ish body, black/white, hard shadows.
   ========================================================================== */
@font-face {
  font-family:"RetroComputer";
  src:url("/fonts/retro_computer.ttf") format("truetype");
  font-display:swap;
}

:root{
  --ink:#0a0a0a;          /* black */
  --paper:#ffffff;        /* window white */
  --paper-2:#f3f1ea;      /* recessed off-white */
  --line:#0a0a0a;         /* everything is outlined in black */
  --muted:#6b6b6b;
  --shadow:4px 4px 0 var(--ink);
  --shadow-sm:2px 2px 0 var(--ink);
  --pixel:"RetroComputer","Courier New",monospace;
  --sans:Helvetica,"Helvetica Neue",Arial,system-ui,sans-serif;
  --r:0px;               /* the classic Mac is hard-cornered; tiny radius where soft */
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px; line-height:1.5;
  min-height:100vh; display:flex; flex-direction:column;
  /* dithered 50% gray desktop, the way System 6/7 looked */
  background-color:#9a9a9a;
  background-image:
    linear-gradient(45deg,#7c7c7c 25%,transparent 25%,transparent 75%,#7c7c7c 75%),
    linear-gradient(45deg,#7c7c7c 25%,transparent 25%,transparent 75%,#7c7c7c 75%);
  background-size:2px 2px;
  background-position:0 0,1px 1px;
  -webkit-font-smoothing:none;            /* keep the pixels crunchy */
}
.muted{color:var(--muted)}
.small{font-size:13px}
.hidden{display:none !important}

/* ---- menu bar (top of the "screen") ------------------------------------- */
.nav{
  display:flex; align-items:center; gap:20px; justify-content:flex-start;
  padding:4px 14px; flex-wrap:wrap; font-size:14px;
  background:var(--paper); border-bottom:2px solid var(--ink);
}
.nav a{color:var(--ink); text-decoration:none; cursor:pointer}
.nav a:hover{background:var(--ink); color:var(--paper)}     /* inverted = selected */
.nav .brand{font-family:var(--pixel); font-weight:400; font-size:13px; letter-spacing:.5px}
.brain{filter:grayscale(1)}
.brain.sm{font-size:18px}

/* ---- the window --------------------------------------------------------- */
.shell{
  width:min(760px,94vw); margin:26px auto; flex:1;
  border:2px solid var(--ink); border-radius:var(--r); overflow:hidden;
  background:var(--paper); display:flex; flex-direction:column;
  box-shadow:var(--shadow);
}
/* title bar with the classic horizontal pinstripes + close box + title plate */
.titlebar{
  position:relative; display:flex; align-items:center; justify-content:center;
  height:24px; border-bottom:2px solid var(--ink);
  background-image:repeating-linear-gradient(
    to bottom, var(--ink) 0 1px, transparent 1px 3px);
}
.titlebar .close-box{
  position:absolute; left:7px; top:50%; transform:translateY(-50%);
  width:13px; height:13px; background:var(--paper);
  border:2px solid var(--ink); cursor:pointer;
}
.titlebar .close-box:hover{background:var(--ink)}
.titlebar .title{
  font-family:var(--pixel); font-size:12px; letter-spacing:.5px;
  background:var(--paper); padding:0 12px; line-height:1;
}

.tabs{display:flex; gap:0; padding:10px 10px 0; background:var(--paper)}
.tab{
  flex:1; border:2px solid var(--ink); border-bottom:none;
  background:var(--paper); color:var(--ink);
  padding:12px; font-family:var(--pixel); font-size:13px; cursor:pointer;
  border-radius:6px 6px 0 0; position:relative; margin:0 3px;
}
.tab.active{background:var(--ink); color:var(--paper)}   /* inverted selection */
.credits{
  position:absolute; top:-7px; right:8px;
  background:var(--paper); color:var(--ink); font-size:10px;
  padding:2px 6px; border:2px solid var(--ink); font-family:var(--pixel);
}
.tab.active .credits{background:var(--paper); color:var(--ink)}

/* ---- alert / note banner ------------------------------------------------ */
.banner{
  background:var(--paper-2); color:var(--ink); padding:10px 16px;
  border-bottom:2px solid var(--ink);
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  font-size:14px;
}
.banner .muted{color:var(--muted)}
.banner .x{background:none;border:none;color:var(--ink);font-size:20px;cursor:pointer;line-height:1}

.view{padding:22px; display:flex; flex-direction:column; min-height:480px; background:var(--paper)}

.vhead{display:flex; align-items:center; gap:10px; margin-bottom:16px;
  border-bottom:2px solid var(--ink); padding-bottom:10px}
.vhead h1{font-family:var(--pixel); font-size:18px; margin:0; font-weight:400; line-height:1.3}
.vhead-actions{margin-left:auto}

/* generic Mac button */
.ghost{background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  padding:5px 12px;border-radius:8px;font:inherit;font-size:13px;cursor:pointer}
.ghost:hover{background:var(--ink);color:var(--paper)}

/* ---- human stream ------------------------------------------------------- */
.stream{flex:1; display:flex; flex-direction:column; gap:16px; overflow-y:auto; padding-bottom:8px}
.msg{max-width:82%}
.msg .label{font-size:12px; color:var(--muted); margin-bottom:4px; font-family:var(--pixel)}
.msg.ask{align-self:flex-end; text-align:left}
.msg.ask .bubble{background:var(--paper-2); border:2px solid var(--ink); border-radius:10px; padding:12px 14px; box-shadow:var(--shadow-sm)}
.msg.ai{align-self:flex-start; max-width:88%}
.msg.ai .bubble{background:var(--paper); border:2px solid var(--ink); border-radius:10px; padding:14px 16px; box-shadow:var(--shadow-sm)}
.bubble img{max-width:100%; border:2px solid var(--ink); border-radius:4px; display:block}
.waiting{align-self:flex-start; color:var(--muted); font-family:var(--pixel); font-size:13px}
.dots::after{content:""; animation:dots 1.2s steps(4,end) infinite}
@keyframes dots{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}

.react{display:flex; gap:8px; margin-top:10px; align-items:center; flex-wrap:wrap}
.react button{background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  border-radius:8px;padding:5px 10px;font:inherit;cursor:pointer;font-size:14px}
.react button:hover{background:var(--ink);color:var(--paper)}
.react .up.on,.react .funny.on,.react .down.on{background:var(--ink);color:var(--paper)}
.react .done{color:var(--muted);font-size:13px;font-family:var(--pixel)}

/* ---- composer ----------------------------------------------------------- */
.composer{margin-top:14px; border-top:2px solid var(--ink); padding-top:14px}
.seg{display:flex; gap:8px; margin-bottom:8px}
.seg-btn{background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  padding:8px 14px;border-radius:8px;font-family:var(--pixel);font-size:12px;cursor:pointer}
.seg-btn.active{background:var(--ink);color:var(--paper)}
.credit-line{color:var(--ink); font-size:13px; min-height:18px; margin-bottom:6px; font-family:var(--pixel)}
.input-row{display:flex; gap:10px; align-items:flex-end}
textarea,.input-row textarea{
  flex:1; resize:none; background:var(--paper); color:var(--ink);
  border:2px solid var(--ink); border-radius:8px; padding:12px 14px; font:inherit;
}
textarea:focus{outline:none;box-shadow:var(--shadow-sm)}
.send{
  width:50px; height:50px; flex:none; border-radius:8px;
  background:var(--paper); border:2px solid var(--ink); color:var(--ink);
  font-size:20px; cursor:pointer;
}
.send:hover{background:var(--ink);color:var(--paper)}
.send:disabled{opacity:.35; cursor:not-allowed; background:var(--paper); color:var(--ink)}
.hint{color:var(--muted); font-size:12px; min-height:16px; margin-top:6px; font-family:var(--pixel)}

/* ---- larp --------------------------------------------------------------- */
.machine{margin:0 auto; width:min(520px,100%); text-align:center}
.machine h2{font-family:var(--pixel); font-size:20px; margin:.3em 0; font-weight:400}
.machine p{margin:.4em 0}
/* default-action button gets the classic Mac double-ring */
.primary{background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  width:100%; padding:14px; border-radius:10px; font-family:var(--pixel); font-size:15px; cursor:pointer;
  margin-top:16px; box-shadow:0 0 0 2px var(--paper),0 0 0 4px var(--ink)}
.primary:hover{background:var(--ink);color:var(--paper)}
.handle-label{display:block; text-align:left; color:var(--ink); font-size:12px; margin:18px 0 6px; font-family:var(--pixel)}
.handle-input{width:100%; box-sizing:border-box; background:var(--paper); border:2px solid var(--ink);
  color:var(--ink); border-radius:8px; padding:13px 16px; font:inherit; font-size:16px}
.handle-input::placeholder{color:var(--muted)}
.handle-input:focus{outline:none; box-shadow:var(--shadow-sm)}
.block{background:var(--paper);border:2px solid var(--ink);color:var(--ink);
  width:100%; padding:12px; border-radius:10px; font-family:var(--pixel); font-size:13px; cursor:pointer; margin-top:14px}
.block:hover{background:var(--ink);color:var(--paper)}
.spin{font-family:var(--pixel); font-size:15px; margin:18px 0 6px}
.timer{font-family:var(--pixel); font-size:40px; font-weight:400; color:var(--ink); margin:10px 0}
.timer.warn{animation:blink .5s steps(2,start) infinite}
@keyframes blink{50%{opacity:.25}}
.ask-prompt{background:var(--paper-2);border:2px solid var(--ink);border-radius:10px;
  padding:16px; font-size:18px; margin:6px 0 12px; min-height:54px; box-shadow:var(--shadow-sm)}
.draw-tools{display:flex;align-items:center;gap:10px;justify-content:center;margin-top:8px}
#canvas{background:#fff;border:2px solid var(--ink);border-radius:6px;touch-action:none;width:100%;max-width:320px}

/* ---- board -------------------------------------------------------------- */
.board-note{margin:-6px 0 14px; font-size:13px}
.board{display:flex; flex-direction:column; gap:0; border:2px solid var(--ink); border-radius:8px; overflow:hidden}
.row{display:grid; grid-template-columns:34px 1fr auto auto auto; gap:10px; align-items:center;
  padding:10px 12px; border-bottom:2px solid var(--ink); background:var(--paper)}
.row:last-child{border-bottom:none}
.row.head{background:var(--ink);color:var(--paper);font-family:var(--pixel);font-size:11px;padding:7px 12px}
.row .rank{font-family:var(--pixel); font-size:13px}
.row.top1{background:var(--paper-2)}
.row.top1 .rank{color:var(--ink)}
.row .pts{font-weight:700; font-family:var(--pixel); font-size:13px}
.col{text-align:right;min-width:62px}
.board .empty{color:var(--muted); padding:20px; text-align:center; font-family:var(--pixel); font-size:13px}

/* ---- conduct ------------------------------------------------------------ */
.conduct p{margin:.7em 0; color:var(--ink)}

.foot{
  text-align:center; padding:18px; display:flex; flex-direction:column; gap:6px;
  font-size:12px; color:#e8e8e8; font-family:var(--pixel);
  text-shadow:1px 1px 0 #000;
}
.foot .muted{color:#cfcfcf}

.toast{
  position:fixed; left:50%; bottom:26px; transform:translateX(-50%) translateY(20px);
  background:var(--paper); border:2px solid var(--ink); color:var(--ink);
  padding:10px 16px; border-radius:8px; opacity:0; pointer-events:none; transition:.2s;
  box-shadow:var(--shadow); font-family:var(--pixel); font-size:12px;
}
.toast.show{opacity:1; transform:translateX(-50%) translateY(0)}

@media (max-width:560px){
  .view{padding:14px}
  .shell{margin:14px auto}
  .row{grid-template-columns:28px 1fr auto auto}
  .row .hype{display:none}
}