/* Games Room — shared mobile UI.
   Every game page sets its theme through the custom properties below
   (on :root), then uses these components: top bar, hero, segmented
   tabs, fields, option tiles, bottom dock, code tiles, player list,
   turn banner, rules sheet, end screen. */
:root{
  --bg:#14171a; --fg:#f3efe4; --dim:#8e918f;
  --surface:#22262a; --surface-2:#1d2024; --soft:rgba(255,255,255,.08); --line:rgba(255,255,255,.18);
  --accent:#f3efe4; --accent-fg:#14171a; --accent-sh:#b9b4a8;
  --sel:#f3efe4; --sel-fg:#14171a;
  --ok:#41b36b; --ok-fg:#fff; --wait-bg:rgba(255,255,255,.08); --wait-fg:var(--fg);
  --danger:#e5484d;
  --display:'Fredoka',system-ui,sans-serif; --display-weight:700;
  --scrim:rgba(0,0,0,.55); --sheet:var(--surface);
  --code-bg:var(--surface); --code-fg:var(--accent); --code-sh:var(--line);
  --end-bg:var(--accent); --end-fg:#fff; --end-soft:rgba(255,255,255,.14);
  --end-btn-bg:#fff; --end-btn-fg:var(--accent); --end-btn-sh:rgba(0,0,0,.2);
  --dock-max:430px;
  /* Legacy names still used by a few shared scripts / inline styles. */
  --chalk:var(--fg); --chalk-dim:var(--dim); --butter:var(--accent); --line-legacy:var(--line);
}
*{box-sizing:border-box;margin:0;padding:0}
html{min-height:100%;background:var(--bg-solid, #14171a)}
body{
  font-family:'Fredoka',system-ui,sans-serif;
  background:var(--bg);background-attachment:fixed;
  color:var(--fg);
  min-height:100dvh;
  display:flex;flex-direction:column;align-items:center;
  padding:env(safe-area-inset-top) 0 0;
  -webkit-tap-highlight-color:transparent;
}
body[data-screen=end]{background:var(--end-bg);color:var(--end-fg)}
.frame{width:100%;max-width:430px;padding:0 16px 24px}
.hidden{display:none !important}
button{font-family:inherit;color:inherit;cursor:pointer;border:none;background:none}
button:disabled{opacity:.45;cursor:default}
a{color:inherit}
.muted{color:var(--dim);font-size:.88rem;line-height:1.45}
.error{color:var(--danger);font-size:.88rem;min-height:1.2em;margin-top:6px}
.error:empty{min-height:0;margin:0}
.pulse{animation:uiPulse 1.6s ease-in-out infinite}
@keyframes uiPulse{0%,100%{opacity:1}50%{opacity:.5}}
@keyframes uiIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes uiPop{0%{transform:scale(.85);opacity:0}60%{transform:scale(1.04)}100%{transform:scale(1);opacity:1}}

/* Screens that carry a bottom dock reserve room for it. */
.ui-screen{display:flex;flex-direction:column;gap:18px;padding-top:6px}
.ui-screen.has-dock{padding-bottom:calc(96px + env(safe-area-inset-bottom))}
/* Opacity only: a transform here would trap the fixed dock inside the screen. */
@keyframes uiFade{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:no-preference){
  .ui-screen{animation:uiFade .3s ease both}
}

/* ---------- Top bar ---------- */
.ui-top{display:flex;align-items:center;gap:8px;min-height:52px;padding:4px 0}
.ui-top-mid{flex:1;min-width:0;text-align:center;font-weight:600;display:flex;align-items:center;justify-content:center;gap:10px}
.ui-round{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  background:var(--soft);display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;text-decoration:none;
}
.ui-round.ghost{background:transparent;pointer-events:none}
.ui-pill{
  height:44px;padding:0 14px;border-radius:999px;background:var(--soft);
  display:flex;align-items:center;gap:6px;font-size:14px;font-weight:600;flex-shrink:0;
}
.ui-round:active,.ui-pill:active{transform:scale(.94)}

/* ---------- Lobby ---------- */
.ui-hero{display:flex;flex-direction:column;align-items:center;gap:8px;padding:6px 0 0;text-align:center}
.ui-hero-art{font-size:44px;line-height:1;display:flex;gap:6px;align-items:center;justify-content:center}
.ui-hero-title{font-family:var(--display);font-weight:var(--display-weight);font-size:34px;line-height:1.05;color:var(--hero, var(--fg))}
.ui-hero-sub{font-size:14px;color:var(--dim)}
.ui-seg{display:flex;background:var(--soft);border-radius:16px;padding:4px;gap:4px}
.ui-seg button{flex:1;padding:11px 0;border-radius:13px;font-weight:500;font-size:15px;color:var(--dim)}
.ui-seg button.on{background:var(--seg-on, var(--surface));color:var(--seg-on-fg, var(--fg));font-weight:600;box-shadow:0 2px 6px rgba(0,0,0,.12)}
.ui-field{display:flex;flex-direction:column;gap:8px}
.ui-label{font-size:13px;font-weight:600;color:var(--dim)}
.ui-input,
.ui-field input[type=text],.ui-field input[type=tel]{
  width:100%;height:54px;border-radius:16px;background:var(--surface);
  border:2px solid transparent;color:var(--fg);
  padding:0 16px;font-family:'Fredoka',sans-serif;font-size:17px;outline:none;
}
.ui-field input:focus{border-color:var(--accent)}
.ui-field input::placeholder{color:var(--dim);opacity:.7}
.ui-field input.code-input{font-family:'Space Mono',monospace;font-weight:700;font-size:24px;letter-spacing:.4em;text-transform:uppercase;text-align:center;padding-left:calc(16px + .4em)}
.ui-opts{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:8px}
.ui-opts label{display:block;margin:0;cursor:pointer}
.ui-opts input{position:absolute;opacity:0;pointer-events:none}
.ui-opts span{
  height:48px;border-radius:14px;background:var(--surface);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--opt-font,'Space Mono',monospace);font-weight:700;font-size:var(--opt-size,18px);color:var(--fg);
  transition:background .15s, color .15s, transform .12s;
}
.ui-opts span small{font-family:'Fredoka',sans-serif;font-weight:500;font-size:12px;margin-left:4px;opacity:.75}
.ui-opts input:checked + span{background:var(--sel);color:var(--sel-fg)}
.ui-opts input:focus-visible + span{outline:2px solid var(--accent);outline-offset:2px}
.ui-opts label:active span{transform:scale(.95)}
.ui-check{display:flex;align-items:center;gap:12px;padding:14px;border-radius:16px;background:var(--surface);cursor:pointer;margin:0;font-size:15px}
.ui-check input{width:22px;height:22px;accent-color:var(--accent);flex-shrink:0}

/* Avatar picker (avatar-picker.js markup) */
.avatar-row{display:flex;gap:8px;overflow-x:auto;padding:5px;margin:-5px;scrollbar-width:none}
.avatar-row::-webkit-scrollbar{display:none}
.avatar-opt{
  width:48px;height:48px;flex:0 0 auto;border-radius:14px;background:var(--surface);
  font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center;
  border:none;padding:0;margin:0;cursor:pointer;
}
.avatar-opt.sel{background:var(--accent);box-shadow:0 0 0 3px var(--bg-solid,#fff),0 0 0 5px var(--accent)}
.avatar-opt:active{transform:scale(.92)}
.p-avatar{margin-right:4px}

/* ---------- Buttons & dock ---------- */
.ui-btn{
  flex:1;height:58px;border-radius:18px;background:var(--accent);color:var(--accent-fg);
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:18px;font-weight:600;box-shadow:0 5px 0 var(--accent-sh);
  transition:transform .1s, box-shadow .1s, opacity .15s;width:100%;
}
.ui-btn:active:not(:disabled){transform:translateY(3px);box-shadow:0 2px 0 var(--accent-sh)}
.ui-btn.alt{background:var(--surface);color:var(--fg);box-shadow:0 5px 0 var(--line)}
.ui-btn.flat{box-shadow:none;background:var(--soft);color:var(--fg);height:50px;font-size:16px}
.ui-btn.flat:active{transform:scale(.97)}
.ui-sq{
  width:58px;height:58px;flex-shrink:0;border-radius:18px;background:var(--surface);
  display:flex;align-items:center;justify-content:center;font-size:22px;
}
.ui-sq:active{transform:scale(.94)}
.ui-dock{
  position:fixed;left:50%;bottom:0;transform:translateX(-50%);z-index:30;
  width:100%;max-width:var(--dock-max);
  padding:14px 18px calc(16px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:8px;
  background:linear-gradient(transparent, var(--bg-solid, transparent) 35%);
}
body[data-screen=end] .ui-dock{background:linear-gradient(transparent, var(--end-solid, transparent) 35%)}
.ui-dock > .ui-btn{flex:none}
.ui-dock-row{display:flex;gap:10px}
.ui-dock .error{text-align:center}

/* ---------- Waiting room ---------- */
.ui-wait{flex:1;display:flex;flex-direction:column;align-items:center;gap:20px;padding-top:24px;text-align:center}
.ui-code{display:flex;gap:10px;justify-content:center;cursor:pointer;background:none;padding:0}
.ui-code span{
  width:64px;height:78px;border-radius:16px;background:var(--code-bg);color:var(--code-fg);
  box-shadow:0 5px 0 var(--code-sh);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--code-font,'Space Mono',monospace);font-weight:700;font-size:38px;
}
@media (prefers-reduced-motion:no-preference){
  .ui-code span{animation:uiPop .4s cubic-bezier(.22,1,.36,1) both}
  .ui-code span:nth-child(2){animation-delay:.05s}
  .ui-code span:nth-child(3){animation-delay:.1s}
  .ui-code span:nth-child(4){animation-delay:.15s}
}
.ui-code:active span{transform:translateY(2px)}
.ui-code-hint{font-size:13px;color:var(--dim);min-height:1.2em}
.ui-players{width:100%;display:flex;flex-direction:column;gap:10px}
.ui-player{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;background:var(--surface);text-align:left}
.ui-player .av{font-size:26px;line-height:1}
.ui-player .nm{flex:1;min-width:0;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ui-player .st{color:var(--ok);font-weight:600;font-size:14px;white-space:nowrap}
.ui-player.empty{background:transparent;border:2px dashed var(--line);color:var(--dim)}
.ui-player.empty .av{width:26px;height:26px;border-radius:50%;background:var(--line)}
.ui-player.empty .nm{font-weight:400}
.ui-pgrid{width:100%;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.ui-pcard{border-radius:18px;background:var(--surface);padding:14px 6px;text-align:center;min-width:0}
.ui-pcard .av{font-size:30px;line-height:1.2}
.ui-pcard .nm{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ui-pcard .st{font-size:11px;color:var(--ok)}
.ui-pcard .st.host{color:var(--accent)}
.ui-pcard.empty{background:transparent;border:2px dashed var(--line);color:var(--dim)}
.ui-pcard.empty .av{opacity:.4}
.ui-pcard.empty .nm{font-weight:400;font-size:13px}
.ui-row-head{width:100%;display:flex;justify-content:space-between;font-size:13px;font-weight:600;color:var(--dim)}

/* ---------- In game ---------- */
.ui-turn{
  padding:12px 16px;border-radius:16px;background:var(--wait-bg);color:var(--wait-fg);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  transition:background .25s, color .25s;
}
.ui-turn .t{font-family:var(--display);font-weight:var(--display-weight);font-size:20px;line-height:1.1}
.ui-turn .s{font-size:13px;opacity:.9;text-align:right}
.ui-turn.mine{background:var(--ok);color:var(--ok-fg)}
@media (prefers-reduced-motion:no-preference){
  .ui-turn.mine{animation:uiPop .35s cubic-bezier(.22,1,.36,1)}
}
.ui-panel{
  background:var(--surface);border-radius:28px 28px 0 0;margin:0 -16px;
  padding:14px 14px calc(18px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:10px;box-shadow:0 -8px 24px rgba(0,0,0,.1);
}
.ui-card{background:var(--surface);border-radius:18px;padding:16px}
.ui-card h2{font-family:var(--display);font-weight:var(--display-weight);font-size:20px;margin-bottom:6px}

/* ---------- Rules sheet ---------- */
.ui-sheet{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center;pointer-events:none}
.ui-sheet-scrim{position:absolute;inset:0;background:var(--scrim);opacity:0;transition:opacity .22s}
.ui-sheet-body{
  position:relative;width:100%;max-width:520px;max-height:88dvh;overflow-y:auto;
  background:var(--sheet);color:var(--fg);border-radius:28px 28px 0 0;
  padding:10px 22px calc(24px + env(safe-area-inset-bottom));
  display:flex;flex-direction:column;gap:15px;
  transform:translateY(100%);transition:transform .3s cubic-bezier(.22,1,.36,1);
}
.ui-sheet.open{pointer-events:auto}
.ui-sheet.open .ui-sheet-scrim{opacity:1}
.ui-sheet.open .ui-sheet-body{transform:none}
.ui-grab{width:40px;height:5px;border-radius:3px;background:var(--line);align-self:center;flex-shrink:0}
.ui-sheet-title{font-family:var(--display);font-weight:var(--display-weight);font-size:26px;line-height:1.1;color:var(--hero, var(--fg))}
.ui-step{display:flex;gap:12px;align-items:flex-start}
.ui-step > b:first-child{
  width:30px;height:30px;flex-shrink:0;border-radius:var(--step-radius,50%);background:var(--accent);color:var(--accent-fg);
  font-weight:700;display:flex;align-items:center;justify-content:center;font-size:15px;
}
.ui-step > span{font-size:15px;line-height:1.4;padding-top:4px;text-wrap:pretty}
.ui-tiles2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ui-tiles2 > div{background:var(--surface-2);border-radius:16px;padding:12px;display:flex;flex-direction:column;gap:4px}
.ui-tiles2 small{font-size:13px;color:var(--dim)}
.ui-sheet .ui-btn{flex:none;height:56px;box-shadow:none;background:var(--sheet-btn, var(--accent));color:var(--sheet-btn-fg, var(--accent-fg));margin-top:4px}

/* ---------- End screen ---------- */
.ui-end{display:flex;flex-direction:column;align-items:center;gap:12px;padding:40px 6px 0;text-align:center}
.ui-end-emo{font-size:84px;line-height:1}
@media (prefers-reduced-motion:no-preference){ .ui-end-emo{animation:uiPop .5s cubic-bezier(.22,1,.36,1) both} }
.ui-end-title{font-family:var(--display);font-weight:var(--display-weight);font-size:36px;line-height:1.05;text-wrap:balance}
.ui-end-sub{font-size:16px;opacity:.9}
.ui-end .ui-sq{background:var(--end-soft);color:inherit}
.ui-end-box{width:100%;background:var(--end-soft);border-radius:18px;padding:14px 16px}
.ui-rank{width:100%;display:flex;flex-direction:column;gap:8px;margin-top:8px}
.ui-rank > div{display:flex;align-items:center;gap:12px;padding:14px;border-radius:18px;background:var(--end-soft);text-align:left}
.ui-rank > div:first-child{background:var(--rank1-bg, #f5c62d);color:var(--rank1-fg, #14171a)}
.ui-rank .pos{font-family:var(--display);font-weight:var(--display-weight);font-size:22px;width:24px}
.ui-rank .av{font-size:24px}
.ui-rank .nm{flex:1;min-width:0;font-weight:600;font-size:17px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ui-rank .pts{font-family:var(--display);font-weight:var(--display-weight);font-size:22px}
body[data-screen=end] .ui-dock .ui-sq{background:var(--end-soft)}
body[data-screen=end] .ui-dock .ui-btn{background:var(--end-btn-bg);color:var(--end-btn-fg);box-shadow:0 5px 0 var(--end-btn-sh)}

/* ---------- Wider screens ---------- */
@media (min-width:700px){ :root{--dock-max:560px} .frame{max-width:560px} }
@media (min-width:1000px){ :root{--dock-max:680px} .frame{max-width:680px} }
@media (hover:hover) and (pointer:fine){
  .ui-btn:not(:disabled):hover,.ui-sq:hover,.ui-round:hover,.ui-pill:hover{filter:brightness(1.06)}
}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.ui-panel .ui-sq{background:var(--surface-2)}

/* ---------- Waiting room player chips (group games) ---------- */
.ui-chips{width:100%;display:flex;flex-wrap:wrap;gap:8px}
.ui-chips span{padding:10px 14px;border-radius:999px;background:var(--surface);font-size:15px}
.ui-chips span.host{background:var(--accent);color:var(--accent-fg)}
.ui-chips span.more{background:none;border:2px dashed var(--line);color:var(--dim)}

@media (max-width:350px){
  .ui-code{gap:7px}
  .ui-code span{width:56px;height:70px;font-size:33px}
}