/* ===========================================================================
   The Lost Labyrinth: Ariadne's Thread — stylesheet
   Obsidian, bronze and torchlight. Nothing here is loaded from a network.
   =========================================================================== */

:root{
  --void:#05060b;
  --ink:#0b0b12;
  --panel:rgba(13,13,21,.90);
  --panel-2:rgba(20,19,30,.92);
  --line:rgba(201,162,39,.30);
  --line-soft:rgba(201,162,39,.14);
  --gold:#c9a227;
  --gold-hi:#f3d98a;
  --gold-lo:#7c6118;
  --amber:#ffb347;
  --text:#e9e5db;
  --dim:#a49e92;
  --dimmer:#7d776d;
  --blood:#b3352f;
  --blood-hi:#ff6a58;
  --teal:#2ea8a0;
  --serif:'Iowan Old Style','Palatino Linotype',Palatino,'Book Antiqua','Hoefler Text',Georgia,'Times New Roman',serif;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1200px 700px at 50% -10%,#16203a 0%,transparent 60%),
    radial-gradient(900px 600px at 80% 110%,#2a1a10 0%,transparent 55%),
    var(--void);
  color:var(--text);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100%;
}
[hidden]{display:none !important}
a{color:var(--gold-hi);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

.wrap{max-width:1220px;margin:0 auto;padding:0 16px 64px}

/* ------------------------------------------------------------------ topbar */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 2px 12px;border-bottom:1px solid var(--line-soft);margin-bottom:18px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);letter-spacing:.16em;
  text-transform:uppercase;font-size:14px;color:var(--gold-hi)}
.brand b{font-weight:600;letter-spacing:.2em}
.brand .sig{width:22px;height:22px;display:grid;place-items:center;border:1px solid var(--line);
  border-radius:50%;font-size:11px;color:var(--gold)}
.back{font-size:13px;color:var(--dim);letter-spacing:.06em}
.back:hover{color:var(--gold-hi)}

/* ------------------------------------------------------------------- stage */
.stage{
  position:relative;width:100%;aspect-ratio:16/10;min-height:340px;max-height:78vh;
  border-radius:16px;overflow:hidden;background:#05060b;
  border:1px solid var(--line-soft);
  box-shadow:0 34px 90px rgba(0,0,0,.72), inset 0 0 0 1px rgba(255,255,255,.03);
  touch-action:none;user-select:none;-webkit-user-select:none;cursor:crosshair;
}
#cv{position:absolute;inset:0;width:100%;height:100%;display:block}
.stage::after{ /* film grain + edge bloom */
  content:'';position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(120% 90% at 50% 50%,transparent 55%,rgba(0,0,0,.55) 100%),
    repeating-linear-gradient(0deg,rgba(255,255,255,.014) 0 1px,transparent 1px 3px);
  mix-blend-mode:screen;
}

/* --------------------------------------------------------------------- HUD */
.hud{position:absolute;inset:0;pointer-events:none;font-family:var(--sans)}
.hud-corner{position:absolute;display:flex;gap:8px;align-items:center}
.hud-tl{top:12px;left:12px;flex-direction:column;align-items:flex-start;gap:6px}
.hud-tr{top:12px;right:12px;flex-direction:column;align-items:flex-end;gap:6px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 11px;border-radius:9px;
  background:linear-gradient(180deg,rgba(22,21,32,.88),rgba(10,10,16,.92));
  border:1px solid var(--line-soft);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  font-size:12px;letter-spacing:.05em;color:var(--dim);white-space:nowrap;
  box-shadow:0 8px 22px rgba(0,0,0,.45);
}
.chip b{color:var(--text);font-weight:600;letter-spacing:.04em}
.chip .hud-val{color:var(--gold-hi);font-weight:600}
.chip .hud-val.open{color:#87e6a1;text-shadow:0 0 12px rgba(135,230,161,.5)}
.chip.title{font-family:var(--serif);letter-spacing:.14em;text-transform:uppercase;font-size:13px;color:var(--gold-hi)}
.chip.sub{font-size:11px;color:var(--dimmer);letter-spacing:.12em;text-transform:uppercase}

.hearts{display:inline-flex;gap:3px}
.hearts i{font-style:normal;font-size:13px;line-height:1}
.hearts i.on{color:var(--blood-hi);text-shadow:0 0 10px rgba(255,106,88,.6)}
.hearts i.off{color:#3a3a44}

.meters{position:absolute;left:12px;bottom:12px;display:flex;flex-direction:column;gap:7px;width:min(320px,48%)}
.meter{display:flex;align-items:center;gap:8px}
.meter span{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dimmer);width:42px}
.track{position:relative;flex:1;height:9px;border-radius:6px;background:rgba(6,6,11,.85);
  border:1px solid rgba(255,255,255,.07);overflow:hidden}
.oil-fill{position:absolute;inset:0 100% 0 0;background:linear-gradient(90deg,#ff7a3c,#ffb347,#ffe6a8);
  transition:width .18s linear;box-shadow:0 0 14px rgba(255,160,60,.55) inset}
.oil-fill.low{background:linear-gradient(90deg,#b3352f,#ff7a3c)}
.oil-fill.out{background:linear-gradient(90deg,#2b2b34,#3a3a44);box-shadow:none}
.noise-fill{position:absolute;inset:0 100% 0 0;background:linear-gradient(90deg,#2ea8a0,#7fe3d8);
  transition:width .12s linear}
.noise-fill.loud{background:linear-gradient(90deg,#b3352f,#ff8a70);box-shadow:0 0 12px rgba(255,110,80,.6)}

.hudbtn{
  position:absolute;pointer-events:auto;width:34px;height:34px;border-radius:9px;
  background:linear-gradient(180deg,rgba(24,23,34,.88),rgba(10,10,16,.92));
  border:1px solid var(--line-soft);color:var(--gold-hi);font-size:13px;cursor:pointer;
  display:grid;place-items:center;backdrop-filter:blur(10px);
}
.hudbtn:hover{border-color:var(--line);color:#fff}
.hudbtn.off{color:#5c5c68}
#btnPause{top:12px;left:50%;transform:translateX(-50%)}
#btnSound{top:12px;left:calc(50% + 44px)}

.pad{position:absolute;right:12px;bottom:12px;display:flex;gap:10px;pointer-events:auto}
.pad button{
  height:46px;min-width:70px;padding:0 14px;border-radius:12px;cursor:pointer;
  background:linear-gradient(180deg,rgba(26,25,38,.9),rgba(11,11,18,.94));
  border:1px solid var(--line-soft);color:var(--text);font-family:var(--serif);
  letter-spacing:.14em;text-transform:uppercase;font-size:12px;
}
.pad button:active{transform:translateY(1px)}
.pad button:disabled{opacity:.32}
.pad .run.on{border-color:var(--amber);color:var(--amber);
  box-shadow:0 0 0 1px rgba(255,179,71,.35),0 0 22px rgba(255,179,71,.25)}
.pad .cut{border-color:rgba(201,162,39,.5);color:var(--gold-hi)}

#stickRing{position:absolute;width:96px;height:96px;margin:-48px 0 0 -48px;border-radius:50%;
  border:1px dashed rgba(201,162,39,.4);display:none;pointer-events:none}
#stickRing::before{content:'';position:absolute;inset:34px;border-radius:50%;
  background:rgba(201,162,39,.14)}
#stickKnob{position:absolute;left:calc(50% - 15px);top:calc(50% - 15px);width:30px;height:30px;
  border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffe6a8,#c9a227 60%,#6b5210);
  box-shadow:0 0 16px rgba(255,190,90,.5)}

.gate-arrow{
  position:absolute;display:none;width:34px;height:34px;border-radius:50%;
  align-items:center;justify-content:center;color:#1a1206;font-size:14px;
  background:radial-gradient(circle at 40% 35%,#ffe6a8,#c9a227 70%);
  box-shadow:0 0 22px rgba(255,190,90,.6);pointer-events:none;
}
.gate-arrow::after{content:'\25B2';font-size:15px}
.gate-arrow{font-size:0}

.toasts{position:absolute;left:50%;top:64px;transform:translateX(-50%);display:flex;
  flex-direction:column;gap:7px;align-items:center;width:min(520px,92%);pointer-events:none}
.toast{
  padding:9px 15px;border-radius:10px;font-size:13px;line-height:1.45;text-align:center;
  background:linear-gradient(180deg,rgba(20,19,30,.95),rgba(9,9,15,.96));
  border:1px solid var(--line-soft);color:var(--text);
  box-shadow:0 14px 34px rgba(0,0,0,.6);animation:toastIn .3s ease both;
}
.toast strong{color:var(--gold-hi)}
.toast.bad{border-color:rgba(179,53,47,.55)}
.toast.bad strong{color:var(--blood-hi)}
.toast.good{border-color:rgba(122,200,130,.45)}
.toast.out{animation:toastOut .65s ease both}
@keyframes toastIn{from{opacity:0;transform:translateY(-8px) scale(.97)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(-10px)}}

/* ---------------------------------------------------------------- overlays */
.ov{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  padding:20px;background:radial-gradient(120% 100% at 50% 0%,rgba(6,7,14,.80),rgba(3,3,7,.94));
  backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px);overflow:auto;z-index:6;
}
.ov[hidden]{display:none !important}
.panel{
  position:relative;width:min(560px,100%);padding:26px 26px 22px;border-radius:16px;
  background:linear-gradient(180deg,rgba(19,18,28,.96),rgba(8,8,13,.98));
  border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.75);
  animation:panelIn .34s cubic-bezier(.2,.7,.2,1) both;
  max-height:100%;overflow:auto;
}
.panel.wide{width:min(760px,100%)}
@keyframes panelIn{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}
.panel::before{ /* meander strip */
  content:'';position:absolute;left:0;right:0;top:0;height:5px;border-radius:16px 16px 0 0;
  background:repeating-linear-gradient(90deg,
    var(--gold) 0 8px,transparent 8px 12px,var(--gold) 12px 20px,transparent 20px 24px);
  opacity:.5;
}
.eyebrow{margin:0 0 8px;font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold)}
.ptitle{
  margin:0 0 10px;font-family:var(--serif);font-size:clamp(21px,3.4vw,30px);line-height:1.16;
  letter-spacing:.02em;
  background:linear-gradient(180deg,#fff7e2,var(--gold-hi) 45%,var(--gold-lo));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.psub{margin:0 0 14px;font-size:14px;line-height:1.62;color:var(--dim)}
.pmeta{margin:12px 0 0;font-size:12px;letter-spacing:.06em;color:var(--dimmer)}
.lore-sub{margin:0 0 8px;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--dimmer)}
.psub em{color:var(--text);font-style:italic}
.card-body p{margin:0 0 11px;font-size:14.5px;line-height:1.72;color:#cfc9bd;font-family:var(--serif)}
.card-body p:first-child::first-letter{font-size:2.6em;line-height:.86;float:left;padding:2px 8px 0 0;
  color:var(--gold-hi);font-family:var(--serif)}

.btnrow{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.btn{
  appearance:none;cursor:pointer;padding:12px 20px;border-radius:11px;
  font-family:var(--serif);letter-spacing:.13em;text-transform:uppercase;font-size:12.5px;
  color:var(--text);background:linear-gradient(180deg,rgba(30,29,42,.95),rgba(12,12,19,.96));
  border:1px solid rgba(255,255,255,.10);transition:transform .12s ease,border-color .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-1px);border-color:var(--line)}
.btn:active{transform:translateY(0)}
.btn.primary{
  background:linear-gradient(180deg,#f0d489,#c9a227 52%,#8a6c17);
  color:#20170a;border-color:rgba(255,235,180,.55);
  box-shadow:0 12px 30px rgba(201,162,39,.28),inset 0 1px 0 rgba(255,255,255,.55);
}
.btn.primary:hover{box-shadow:0 16px 40px rgba(201,162,39,.42),inset 0 1px 0 rgba(255,255,255,.6)}
.btn.ghost{background:transparent;border-color:var(--line-soft);color:var(--dim)}
.btn.ghost:hover{color:var(--gold-hi);border-color:var(--line)}
.btn.small{padding:9px 15px;font-size:11.5px}

.starrow{margin:2px 0 12px;letter-spacing:.22em}
.starrow i{font-style:normal;font-size:20px;margin-right:3px}
.starrow i.on{color:var(--gold-hi);text-shadow:0 0 14px rgba(243,217,138,.6)}
.starrow i.off{color:#38383f;text-shadow:none}

.goal-list{margin:8px 0 0;padding-left:18px}
.goal-list li{font-size:13.5px;line-height:1.6;color:var(--dim);margin:5px 0}
.goal-list strong{color:var(--gold-hi)}

.stat-table{width:100%;border-collapse:collapse;margin:6px 0 4px;font-size:13.5px}
.stat-table td{padding:7px 4px;border-bottom:1px solid rgba(255,255,255,.06);color:var(--dim)}
.stat-table td:last-child{text-align:right;color:var(--text);font-variant-numeric:tabular-nums}
.stat-table tr:last-child td{border-bottom:0}

.tips{margin:12px 0 0;padding-left:18px}
.tips li{font-size:13px;line-height:1.62;color:var(--dim);margin:7px 0}
.tips em{color:var(--gold-hi);font-style:italic}
.tips strong{color:var(--text)}

/* chapter select */
.sel-act{margin:14px 0 8px;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.sel-act em{color:var(--dimmer);font-style:normal;letter-spacing:.08em}
.sel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(146px,1fr));gap:8px}
.sel-btn{
  display:grid;grid-template-columns:26px 1fr;grid-template-rows:auto auto;gap:2px 8px;
  padding:9px 11px;border-radius:10px;cursor:pointer;text-align:left;
  background:linear-gradient(180deg,rgba(24,23,36,.9),rgba(10,10,17,.94));
  border:1px solid rgba(255,255,255,.07);color:var(--text);font-family:var(--sans);
}
.sel-btn:hover{border-color:var(--line)}
.sel-btn.done{border-color:rgba(201,162,39,.45)}
.sel-btn.locked{opacity:.34;cursor:not-allowed}
.sel-no{grid-row:span 2;font-family:var(--serif);font-size:19px;color:var(--gold-hi);align-self:center;text-align:center}
.sel-name{font-size:12px;line-height:1.3;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.sel-stars{font-size:9px;letter-spacing:.1em}
.sel-stars i{font-style:normal}
.sel-stars i.on{color:var(--gold-hi)}
.sel-stars i.off{color:#33333a}

/* help */
.help-grid{display:grid;grid-template-columns:auto 1fr;gap:8px 14px;margin-top:6px;font-size:13.5px}
.help-grid dt{color:var(--gold-hi);font-family:var(--mono);font-size:12px;white-space:nowrap}
.help-grid dd{margin:0;color:var(--dim);line-height:1.55}

/* ------------------------------------------------------------------ about */
.about{margin-top:34px;max-width:820px}
.about h1{
  font-family:var(--serif);font-size:clamp(24px,4vw,38px);line-height:1.18;margin:0 0 14px;
  letter-spacing:.005em;
  background:linear-gradient(180deg,#fff8e8,var(--gold-hi) 50%,#a9852a);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.about h2{font-family:var(--serif);font-size:20px;margin:26px 0 8px;color:var(--gold-hi);letter-spacing:.02em}
.about h3{font-size:15px;margin:16px 0 4px;color:var(--text)}
.about p{font-size:15px;line-height:1.75;color:#b8b2a7;margin:10px 0}
.about p.lead{font-size:16.5px;color:#cbc5b9}
.about em{color:var(--gold-hi);font-style:italic}
.about strong{color:var(--text)}
.about ul,.about ol{padding-left:20px;margin:10px 0}
.about li{font-size:14.5px;line-height:1.7;color:#b8b2a7;margin:6px 0}
.about li strong{color:var(--text)}
.about table{border-collapse:collapse;width:100%;margin:14px 0;font-size:13.5px;table-layout:fixed}
.about th,.about td{text-align:left;padding:9px 10px;border-bottom:1px solid rgba(255,255,255,.07);
  overflow-wrap:break-word;vertical-align:top;color:#b8b2a7}
.about th{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--gold)}
.about td:first-child{color:var(--text)}
.about code{font-family:var(--mono);font-size:12.5px;color:var(--gold-hi)}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0 6px}
.tag{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);
  padding:5px 10px;border:1px solid var(--line-soft);border-radius:999px}
.faq{margin-top:30px;padding-top:20px;border-top:1px solid var(--line-soft)}
.faq h3{font-family:var(--serif);font-size:16px;color:var(--gold-hi);margin:18px 0 4px}
.faq p{margin:0;font-size:14.5px;line-height:1.7;color:#b0aa9f}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ----------------------------------------------------------------- mobile */
@media (max-width:820px){
  .wrap{padding:0 10px 48px}
  .stage{aspect-ratio:auto;height:min(72vh,620px);min-height:380px}
  #btnPause{left:auto;right:56px;transform:none;top:auto;bottom:12px}
  #btnSound{right:12px;left:auto;top:auto;bottom:12px}
  .mens,.meters{bottom:64px;left:12px;width:min(240px,54%)}
  .pad{bottom:64px;right:12px}
  .pad button{height:42px;min-width:62px;font-size:11px;padding:0 11px}
  .chip{font-size:11px;padding:5px 9px}
  .toasts{top:56px}
}
@media (max-width:520px){
  .panel{padding:20px 17px 18px}
  .pmeta{font-size:11px}
  .help-grid{grid-template-columns:1fr;gap:2px 0}
  .help-grid dt{margin-top:8px}
  .sel-grid{grid-template-columns:repeat(auto-fill,minmax(122px,1fr))}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}