:root {
  --bg: #262626;
  --panel: rgba(22, 22, 22, 0.84);
  --line: rgba(255, 255, 255, 0.09);
  --ink: #e8e3d6;
  --muted: #9b968a;
  --accent: #c9a54e;
  --red: #b8342f;
}
html, body { margin: 0; height: 100%; background: var(--bg); overflow: hidden; }
body { font-family: 'Courier Prime', 'Courier New', monospace; color: var(--ink); -webkit-font-smoothing: antialiased; }
#stage { position: fixed; inset: 0; }
#stage canvas { display: block; outline: none; touch-action: none; }

/* ---- panel ---- */
#panelToggle {
  position: fixed; top: 14px; right: 14px; z-index: 5;
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
  cursor: pointer; font-size: 18px; line-height: 36px; text-align: center;
  backdrop-filter: blur(6px); transition: transform .25s;
}
#panelToggle:hover { transform: rotate(35deg); }
#panel {
  position: fixed; top: 62px; right: 14px; z-index: 5; width: 272px;
  max-height: calc(100vh - 90px); overflow-y: auto;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px 14px; font-size: 13px; backdrop-filter: blur(8px);
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
  transition: opacity .2s, transform .2s;
}
#panel.hidden { opacity: 0; transform: translateY(-8px); pointer-events: none; }
#panel h2 { margin: 2px 0 10px; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.row { margin: 9px 0; }
.row > label, .lbl { display: flex; justify-content: space-between; color: var(--muted); font-size: 11.5px; margin-bottom: 4px; letter-spacing: .03em; }
.row output { color: var(--ink); }
input[type=range] { width: 100%; accent-color: var(--accent); }
.seg { display: flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.seg button {
  flex: 1; background: transparent; color: var(--muted); border: 0; border-right: 1px solid var(--line);
  padding: 5px 0; font: inherit; font-size: 12px; cursor: pointer;
}
.seg button:last-child { border-right: 0; }
.seg button.on { background: rgba(201,165,78,.18); color: var(--ink); }
select {
  width: 100%; background: #1b1b1b; color: var(--ink); border: 1px solid var(--line);
  border-radius: 7px; padding: 5px 6px; font: inherit; font-size: 12px;
}
.check { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; cursor: pointer; }
.check input { accent-color: var(--accent); }
.btns { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 12px; }
.btns button {
  background: #1d1d1d; color: var(--ink); border: 1px solid var(--line); border-radius: 7px;
  padding: 7px 4px; font: inherit; font-size: 12px; cursor: pointer;
}
.btns button:hover { border-color: rgba(201,165,78,.55); }
.btns button.wide { grid-column: span 2; }
#stackList { max-height: 230px; overflow-y: auto; border: 1px solid var(--line); border-radius: 8px; }
#stackList .empty { color: var(--muted); font-size: 11.5px; padding: 8px 10px; }
.sheet { display: grid; grid-template-columns: 34px 1fr auto; gap: 8px; align-items: center; padding: 6px 8px; border-bottom: 1px solid var(--line); }
.sheet:last-child { border-bottom: 0; }
.sheet img, .sheet .noimg { width: 34px; height: 48px; object-fit: cover; background: #efece3; border-radius: 2px; }
.sheet .t { font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sheet .d { font-size: 10.5px; color: var(--muted); }
.sheet .a { display: flex; gap: 4px; }
.sheet .a button { background: #1d1d1d; color: var(--ink); border: 1px solid var(--line); border-radius: 6px; font: inherit; font-size: 11px; padding: 3px 6px; cursor: pointer; }
.sheet .a button:hover { border-color: rgba(201,165,78,.55); }
.help { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 10px; color: var(--muted); font-size: 11.5px; line-height: 1.55; }
.help b { color: var(--ink); font-weight: 400; background: rgba(255,255,255,.07); padding: 0 4px; border-radius: 3px; }

/* ---- status ---- */
#status {
  position: fixed; left: 14px; bottom: 12px; z-index: 4;
  font-size: 12px; color: var(--muted); letter-spacing: .04em;
  background: rgba(20,20,20,.55); padding: 5px 10px; border-radius: 6px; pointer-events: none;
}
#status .flag { color: var(--accent); margin-left: 8px; }
.btns button.primary, .acts button.primary, .vbar button.primary { background: rgba(201,165,78,.2); border-color: rgba(201,165,78,.6); }
#binderGrid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; }
#binderGrid button { position: relative; padding: 0; border: 1px solid var(--line); border-radius: 4px; background: #111; cursor: pointer; overflow: hidden; }
#binderGrid button canvas { display: block; width: 100%; height: auto; }
#binderGrid button b { position: absolute; right: 2px; top: 2px; font-size: 10px; font-weight: 400; background: rgba(0,0,0,.6); color: #fff; border-radius: 6px; padding: 0 4px; }
#binderGrid button:hover { border-color: rgba(201,165,78,.7); transform: translateY(-2px); }
#saveDlg { position: fixed; inset: 0; z-index: 20; display: flex; align-items: center; justify-content: center; background: rgba(10,8,6,.55); backdrop-filter: blur(3px); }
#saveDlg.hidden, #viewerUI.hidden { display: none; }
#saveDlg .card { width: min(560px, calc(100vw - 32px)); background: #efe7d3; color: #2a241c; border-radius: 6px; padding: 18px 20px 16px;
  box-shadow: 0 30px 80px rgba(0,0,0,.5), inset 0 0 0 1px rgba(0,0,0,.08); font-family: 'Courier Prime', monospace; }
#saveDlg h3 { margin: 0 0 12px; font-family: 'Special Elite', monospace; font-weight: 400; font-size: 22px; }
#saveDlg .fl { display: block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: #6a5d48; margin: 10px 0 6px; }
#saveDlg input { display: block; width: 100%; box-sizing: border-box; margin-top: 6px; font: 16px 'Courier Prime', monospace; padding: 8px 10px; border: 1px solid #b9a988; background: #fbf7ee; border-radius: 4px; color: #1d1a15; }
#sdBinders { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
#sdBinders .bpick { padding: 0; border: 2px solid transparent; border-radius: 4px; background: none; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 3px; }
#sdBinders .bpick canvas { width: 100%; height: auto; border-radius: 2px; box-shadow: 0 2px 6px rgba(0,0,0,.35); }
#sdBinders .bpick span { font-size: 10px; color: #5a4e3a; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
#sdBinders .bpick.on { border-color: #b8862e; background: rgba(184,134,46,.12); }
#saveDlg .acts { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
#saveDlg .acts button { font: 13px 'Courier Prime', monospace; padding: 8px 14px; border-radius: 5px; border: 1px solid #b9a988; background: #f7f1e4; color: #2a241c; cursor: pointer; }
#saveDlg .acts button.primary { background: #2f5f45; color: #f3ead6; border-color: #2f5f45; }
#viewerUI { position: fixed; inset: 0; z-index: 8; pointer-events: none; color: var(--ink); }
#viewerUI .vtop { position: absolute; left: 50%; top: 14px; transform: translateX(-50%); display: flex; gap: 12px; align-items: center; padding: 8px 16px 8px 8px;
  background: rgba(18,16,14,.6); border: 1px solid var(--line); border-radius: 40px; backdrop-filter: blur(6px); max-width: calc(100vw - 120px); }
#viewerUI .vtop img { width: 44px; height: 44px; }
#viewerUI .vb { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
#vFile { font-family: 'Special Elite', monospace; font-size: 18px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#vMeta { font-size: 11.5px; color: var(--muted); }
#viewerUI .vbar { position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%); display: flex; gap: 6px; align-items: center; pointer-events: auto; flex-wrap: wrap; justify-content: center;
  background: rgba(18,16,14,.65); border: 1px solid var(--line); border-radius: 12px; padding: 7px; backdrop-filter: blur(6px); max-width: calc(100vw - 24px); }
#viewerUI .vbar button { font: 12.5px 'Courier Prime', monospace; color: var(--ink); background: #1d1b18; border: 1px solid var(--line); border-radius: 7px; padding: 7px 11px; cursor: pointer; }
#viewerUI .vbar button:disabled { opacity: .35; cursor: default; }
#viewerUI .vbar .sep { width: 1px; height: 22px; background: var(--line); margin: 0 2px; }
#viewerUI .vhint { position: absolute; left: 50%; bottom: 74px; transform: translateX(-50%); font-size: 12px; color: var(--muted); white-space: nowrap; }
#zoomBox {
  position: fixed; right: 14px; bottom: 12px; z-index: 4; display: flex; flex-direction: column; gap: 6px;
}
#zoomBox button {
  width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel);
  color: var(--ink); font-size: 18px; line-height: 1; cursor: pointer; backdrop-filter: blur(6px);
}
#zoomBox button:hover { border-color: rgba(201,165,78,.55); }
#toast {
  position: fixed; left: 50%; top: 18px; transform: translateX(-50%); z-index: 6;
  background: var(--panel); border: 1px solid var(--line); padding: 7px 14px; border-radius: 8px;
  font-size: 13px; opacity: 0; transition: opacity .25s; pointer-events: none;
}
#toast.show { opacity: 1; }

/* ---- start overlay ---- */
#start {
  position: fixed; inset: 0; z-index: 10; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, rgba(38,38,38,.55), rgba(20,20,20,.92));
  cursor: pointer; transition: opacity .6s;
}
#start.gone { opacity: 0; pointer-events: none; }
#start .card { text-align: center; max-width: 480px; padding: 0 24px; }
#start h1 { font-family: 'Special Elite', monospace; font-weight: 400; font-size: 44px; margin: 0 0 6px; letter-spacing: .06em; }
#start h1 .by { display: block; font-size: 17px; letter-spacing: .3em; color: var(--accent); margin-top: 4px; }
#start p { color: var(--muted); font-size: 14px; line-height: 1.6; margin: 8px 0; }
#start .go { display: inline-block; margin-top: 18px; padding: 9px 20px; border: 1px solid rgba(201,165,78,.6); border-radius: 999px; color: var(--ink); font-size: 14px; }
#start .loading { color: var(--muted); font-size: 12px; margin-top: 14px; min-height: 16px; }
@media (max-width: 560px) { #panel { width: calc(100vw - 28px - 28px); } #start h1 { font-size: 32px; } }

/* ---- konto (konto.js): róg pisarza, okna, kłódki segregatorów ---- */
.kchip { box-sizing: border-box; position: fixed; top: 14px; left: 14px; z-index: 6; display: flex; align-items: center; gap: 8px; padding: 6px 8px 6px 12px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px; backdrop-filter: blur(6px); font-size: 13px; color: var(--ink);
  max-width: calc(100vw - 80px); }
.kchip .who { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 40vw; }
.kchip .trial { white-space: nowrap; }
.kchip .trial b { font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.kchip .trial.low b { color: #e06a5a; }
.kchip a, .kchip button { font: inherit; font-size: 12px; color: var(--ink); background: #1d1b18; border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; cursor: pointer; text-decoration: none; white-space: nowrap; }
.kchip a.buy { border-color: rgba(201,165,78,.6); background: rgba(201,165,78,.18); }
.kchip a:hover, .kchip button:hover { border-color: rgba(201,165,78,.55); }
.kdlg { position: fixed; inset: 0; z-index: 30; display: flex; align-items: center; justify-content: center; background: rgba(10,8,6,.6); backdrop-filter: blur(3px); }
.kdlg .card { width: min(520px, calc(100vw - 32px)); max-height: calc(100vh - 32px); overflow-y: auto; box-sizing: border-box; background: #efe7d3; color: #2a241c; border-radius: 6px;
  padding: 18px 20px 16px; box-shadow: 0 30px 80px rgba(0,0,0,.5), inset 0 0 0 1px rgba(0,0,0,.08); font-family: 'Courier Prime', monospace; }
.kdlg h3 { margin: 0 0 10px; font-family: 'Special Elite', monospace; font-weight: 400; font-size: 22px; }
.kdlg .ktext { margin: 0 0 8px; font-size: 14px; line-height: 1.5; color: #3d3428; }
.kdlg .kfl { display: block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: #6a5d48; margin: 10px 0 0; }
.kdlg .kfl input { display: block; width: 100%; box-sizing: border-box; margin-top: 6px; font: 16px 'Courier Prime', monospace; padding: 8px 10px; border: 1px solid #b9a988; background: #fbf7ee; border-radius: 4px; color: #1d1a15; }
.kdlg .kchk { display: flex; gap: 8px; align-items: flex-start; margin: 12px 0 0; font-size: 13.5px; line-height: 1.4; }
.kdlg .kerr { min-height: 18px; margin-top: 8px; color: #a1281f; font-size: 13px; }
.kdlg .acts { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.kdlg .acts button, .kdlg .acts .kbtn { font: 13px 'Courier Prime', monospace; padding: 8px 14px; border-radius: 5px; border: 1px solid #b9a988; background: #f7f1e4; color: #2a241c; cursor: pointer; text-decoration: none; }
.kdlg .acts .primary { background: #2f5f45; color: #f3ead6; border-color: #2f5f45; }
.kdlg .acts .primary.danger { background: #8e2b22; border-color: #8e2b22; }
#binderGrid .klock { position: absolute; left: 2px; top: 2px; font-size: 12px; line-height: 1; padding: 2px; border-radius: 3px; background: rgba(0,0,0,.45); cursor: pointer; filter: grayscale(.6); opacity: .75; }
#binderGrid .klock.on { filter: none; opacity: 1; background: rgba(120,20,10,.6); }
@media (max-width: 560px) { #viewerUI:not(.hidden) ~ .kchip { visibility: hidden; } }
@media (max-width: 360px) { .kchip { flex-wrap: wrap; gap: 5px 6px; border-radius: 18px; } }