@font-face{font-family:'Roboto Mono';src:url('src/fonts/RobotoMono-Regular.ttf') format('truetype');font-weight:400;font-style:normal}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#1e1e1e;
  --panel:#252525;
  --border:#333;
  --text:#dddddd;
  --dim:#666;
  --green:#b0e4b0;
  --accent:#2e6db3;
  --radius:14px;

  --lc-1:#6ceb97;
  --lc-2:#72e672;
  --lc-3:#c8b94a;
  --lc-4:#c46060;

  --track-bg:#5a5a5a;
  --track-tick:rgba(0,0,0,0.45);
  --handle-color:var(--lc-1);
  --thumb-shadow:0 1px 5px rgba(0,0,0,0.4);
  --cancel-bg:var(--border);
  --cancel-color:var(--text);
  --ghost-hover:var(--border);

}

[data-theme=black]{
  --bg:#000;
  --panel:#0d0d0d;
  --border:#1c1c1c;
  --text:#e0e0e0;
  --dim:#555;
  --accent:#255a95;
  --track-bg:#3a3a3a;
  --ghost-hover:#2a2a2a;
  --cancel-bg:#2a2a2a;
}

[data-theme=mirror]{
  --bg:#0d1117;
  --panel:#161b22;
  --border:#21262d;
  --text:#c9d1d9;
  --dim:#6e7681;
  --accent:#4080cc;
  --track-bg:#2d333b;
  --track-tick:rgba(0,0,0,0.5);
  --ghost-hover:#2d333b;
  --cancel-bg:#30363d;
}

[data-theme=light]{
  --bg:#ebebeb;
  --thumb-shadow:0 1px 4px rgba(0,0,0,0.28);
  --panel:#ffffff;
  --border:#cccccc;
  --text:#1a1a1a;
  --dim:#999;
  --green:#007a00;
  --accent:#1a6fd4;
  --track-bg:#bbbbbb;
  --track-tick:rgba(255,255,255,0.5);
  --cancel-bg:#888;
  --cancel-color:#fff;
  --ghost-hover:#e0e0e0;
}

[data-theme=beige]{
  --bg:#ece6d8;
  --panel:#f5f0e8;
  --border:#b9b2a1;
  --text:#211d16;
  --dim:#5a5347;
  --green:#007a00;
  --accent:#9b6020;
  --track-bg:#cfcabc;
  --track-tick:rgba(255,255,255,0.5);
  --thumb-shadow:0 1px 4px rgba(0,0,0,0.2);
  --cancel-bg:#9e9789;
  --cancel-color:#fff;
  --ghost-hover:#ddd5c4;
}

::selection{background:var(--accent);color:#fff}

html,body{
  height:100%;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  overflow:hidden;
}

body{
  display:flex;
  justify-content:center;
  align-items:center;
}

.app{
  display:flex;
  flex-direction:column;
  width:100%;
  max-width:650px;
  height:100vh;
  height:100dvh;
  max-height:900px;
  padding:57px 14px 60px;
  gap:10px;
}

.app-header img{filter:grayscale(1);opacity:.43}

.app-header{
  position:fixed;
  top:2px;left:0;right:0;
  padding:13px 16px 5px;
  font-size:16px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--dim);
  text-align:center;
  background:var(--bg);
  z-index:10;
  user-select:none;
  -webkit-user-select:none;
  -webkit-touch-callout:none;
}

#input{
  flex:1;min-height:0;
  background:var(--panel);
  color:var(--text);
  border:1px solid var(--border);
  border-radius:var(--radius);
  outline:none;resize:none;
  padding:16px 18px;
  font-family:'Roboto Mono',Consolas,sans-serif;font-size:15px;line-height:1.6;letter-spacing:0.01em;
  caret-color:var(--accent);
}
#input::placeholder{color:var(--dim)}
#result:empty::before{content:attr(data-placeholder);color:var(--dim)}
#input::-webkit-scrollbar,#result::-webkit-scrollbar{display:none}
#input,#result{scrollbar-width:none;-ms-overflow-style:none}

.stats-row{
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
  height:30px;
  flex-shrink:0;
  padding:0 6px;
  margin-top:-8px;margin-bottom:-8px;
}

#stats{
  font-size:14px;
  color:var(--text);
  white-space:pre;
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}

.result-wrap{
  flex:1;min-height:0;
  position:relative;
}

#result{
  width:100%;height:100%;
  padding:16px 18px;
  font-family:'Roboto Mono',Consolas,sans-serif;font-size:15px;line-height:1.6;letter-spacing:0.01em;
  overflow-y:auto;
  cursor:default;
  white-space:pre-wrap;word-break:break-word;
  -webkit-tap-highlight-color:transparent;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-sizing:border-box;
}
#result.clickable{cursor:pointer}
[data-lang=ru] #result:empty::before{content:'Результат здесь…';color:var(--dim)}
[data-lang=en] #result:empty::before{content:'Result here…';color:var(--dim)}
#result .c{color:var(--green)}

.clip-btn{
  position:absolute;
  bottom:3px;right:3px;
  background:none;
  border:none;
  filter:drop-shadow(0 0 2px var(--panel)) drop-shadow(0 0 2px var(--panel)) drop-shadow(0 0 2px var(--panel));
  border-radius:var(--radius);
  padding:20px 12px 12px 20px;
  cursor:pointer;
  color:var(--dim);
  touch-action:manipulation;
  transition:color .12s;
  line-height:0;
  z-index:1;
  user-select:none;
  -webkit-user-select:none;
  -webkit-touch-callout:none;
}
.clip-btn:hover{color:var(--text)}
.clip-btn.copied:hover{color:var(--dim)}
.clip-btn .icon-check{display:none}
.clip-btn.copied .icon-clip{display:none}
.clip-btn.copied .icon-check{display:block}
.clip-btn:active{color:var(--dim)}

.slider-section{
  flex-shrink:0;
  user-select:none;
  -webkit-user-select:none;
  -webkit-touch-callout:none;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:13px 12px;
  margin-top:7px;
  margin-bottom:9px;
  width:90%;
  align-self:center;
}

.slider-wrap{
  position:relative;
}

#level-slider{
  width:100%;
  -webkit-appearance:none;
  appearance:none;
  display:block;
  height:20px;
  border-radius:6px;
  background:var(--track-bg);
  outline:none;
  cursor:pointer;
}

#level-slider::-webkit-slider-runnable-track{
  height:20px;
  border-radius:6px;
  background:
    linear-gradient(var(--track-tick),var(--track-tick)) 5.5px 50%/2px 12px no-repeat,
    linear-gradient(var(--track-tick),var(--track-tick)) calc((100% - 11px)/3 + 5.5px) 50%/2px 12px no-repeat,
    linear-gradient(var(--track-tick),var(--track-tick)) calc(2*(100% - 11px)/3 + 5.5px) 50%/2px 12px no-repeat,
    linear-gradient(var(--track-tick),var(--track-tick)) calc(100% - 5.5px) 50%/2px 12px no-repeat,
    var(--track-bg);
}

#level-slider::-webkit-slider-thumb{
  -webkit-appearance:none;
  width:13px;
  height:31px;
  margin-top:calc((20px - 31px) / 2);
  border-radius:3px;
  background:var(--handle-color);
  border:2px solid rgba(0,0,0,0.4);
  cursor:pointer;
  box-shadow:var(--thumb-shadow);
}

#level-slider::-moz-range-thumb{
  width:13px;
  height:31px;
  border-radius:3px;
  background:var(--handle-color);
  border:2px solid rgba(0,0,0,0.4);
  cursor:pointer;
  box-shadow:var(--thumb-shadow);
}

#level-slider::-moz-range-track{
  height:20px;
  border-radius:6px;
  background:
    linear-gradient(var(--track-tick),var(--track-tick)) 5.5px 50%/2px 12px no-repeat,
    linear-gradient(var(--track-tick),var(--track-tick)) calc((100% - 11px)/3 + 5.5px) 50%/2px 12px no-repeat,
    linear-gradient(var(--track-tick),var(--track-tick)) calc(2*(100% - 11px)/3 + 5.5px) 50%/2px 12px no-repeat,
    linear-gradient(var(--track-tick),var(--track-tick)) calc(100% - 5.5px) 50%/2px 12px no-repeat,
    var(--track-bg);
}

footer{
  position:fixed;
  bottom:0;left:0;right:0;
  padding:5px 16px 13px;
  font-size:13px;color:var(--dim);
  text-align:center;
  background:var(--bg);
  z-index:10;
}
footer a{color:var(--dim);text-decoration:underline;text-underline-offset:2px}

@media(max-width:600px){
  footer{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:0}
  #src-link{order:1}
  #f-sep-1{order:2}
  #settings-link{order:3}
  #f-sep-2{display:none}
  #local-note{order:4;width:100%;text-align:center}
}

@media(orientation:landscape) and (max-height:500px){
  footer{padding:2px 16px 3px;font-size:8px}
  .app-header{padding:3px 16px 2px;font-size:13px}
  .app{padding:28px 14px 26px;gap:6px}
  .slider-section{margin-top:3px;margin-bottom:3px;padding:8px 8px}
  .stats-row{margin-top:-4px;margin-bottom:-4px}
}

.popup{
  position:absolute;inset:0;display:flex;
  align-items:center;justify-content:center;
  pointer-events:none;z-index:99;
  overflow:visible;
}
.popup-box{
  background:var(--bg);
  color:var(--text);
  border:none;
  padding:4px 18px;min-width:100%;margin-top:-1px;
  text-align:center;
  font-size:16px;font-weight:600;
  opacity:0;
  transition:opacity .14s;
}
.popup.show .popup-box{opacity:1}

/* Settings Modal */
.s-overlay{
  position:fixed;inset:0;
  background:rgba(0,0,0,.55);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:100;
  padding:24px;
}
.s-overlay.open{display:flex}

.s-box{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  width:100%;
  max-width:400px;
  overflow:hidden;
  user-select:none;
  -webkit-user-select:none;
}

.s-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 20px 14px;
  border-bottom:1px solid var(--border);
}

.s-title{
  font-size:16px;
  font-weight:600;
  color:var(--text);
}

.s-x{
  background:none;
  border:none;
  color:var(--dim);
  cursor:pointer;
  font-size:14px;
  padding:4px 7px;
  border-radius:6px;
  line-height:1;
  transition:color .1s,background .1s;
}
.s-x:hover{color:var(--text);background:var(--border)}

.s-body{
  padding:16px 20px;
  display:flex;
  flex-direction:column;
  gap:16px;
}

.s-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}

.s-row-check{
  align-items:flex-start;
  gap:16px;
}

.s-row > span,
.s-row-check label{
  font-size:14px;
  color:var(--text);
  flex:1;
  line-height:1.4;
  cursor:default;
}
.s-row-check label{cursor:pointer}
.s-row-check:hover{opacity:.85}

.s-row select,
.s-row input[type=number]{
  background:var(--panel);
  color:var(--text);
  border:1px solid var(--border);
  border-radius:8px;
  padding:5px 10px;
  font-size:14px;
  outline:none;
  cursor:pointer;
  flex-shrink:0;
}

.s-row select{
  -webkit-appearance:none;
  appearance:none;
  padding-right:26px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='7' viewBox='0 0 11 7'%3E%3Cpath d='M1 1l4.5 4.5L10 1' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 8px center;
}

.s-row input[type=number]{
  width:80px;
  text-align:center;
  -moz-appearance:textfield;
}
.s-row input[type=number]::-webkit-inner-spin-button,
.s-row input[type=number]::-webkit-outer-spin-button{
  -webkit-appearance:none;
  margin:0;
}

.s-row input[type=checkbox]{
  -webkit-appearance:none;
  appearance:none;
  width:18px;height:18px;
  cursor:pointer;
  flex-shrink:0;
  margin-top:1px;
  background:var(--panel);
  border:1.5px solid var(--border);
  border-radius:4px;
  position:relative;
  transition:background .1s,border-color .1s;
}
.s-row input[type=checkbox]:checked{
  background:var(--accent);
  border-color:var(--accent);
}
.s-row input[type=checkbox]:checked::after{
  content:'';
  position:absolute;
  left:50%;top:45%;
  width:5px;height:9px;
  border:2px solid #fff;
  border-top:none;border-left:none;
  transform:translate(-50%,-50%) rotate(45deg);
}

.s-footer{
  padding:9px 16px 9px;
  border-top:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:flex-end;
}

.s-close-btn{
  background:var(--accent);
  color:#fff;
  border:none;
  border-radius:8px;
  padding:6px 16px 8px;
  font-size:14px;
  cursor:pointer;
  transition:opacity .12s;
}
.s-close-btn:hover{filter:brightness(.88)}

.s-swap-rules-btn{
  flex:1;
  margin:0 0 0 -1px;
  background:none;
  border:1px solid var(--border);
  border-radius:8px;
  padding:7px 10px;
  font-size:14px;
  color:var(--text);
  cursor:pointer;
  text-align:left;
  transition:background .12s,border-color .12s;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.s-swap-rules-btn:hover{background:var(--ghost-hover)}

.s-row-install{flex-direction:column;align-items:stretch;margin-top:-3px}
.s-install-hint{font-size:14px;line-height:1.4;padding:6px 10px 8px;text-align:center}

.s-box-tall{
  max-width:520px;
  width:100%;
  display:flex;
  flex-direction:column;
  max-height:calc(100vh - 48px);
}

.s-body-grow{
  flex:1;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  padding:12px 16px;
}

.sr-textarea{
  flex:1;
  width:100%;
  min-height:550px;
  resize:none;
  background:var(--bg);
  color:var(--text);
  border:1px solid var(--border);
  border-radius:8px;
  padding:10px 12px;
  font-size:14px;
  font-family:monospace;
  line-height:1.7;
  outline:none;
  box-sizing:border-box;
}

.s-footer-two{
  justify-content:space-between;
}

.s-cancel-btn{
  background:var(--cancel-bg);
  color:var(--cancel-color);
  border:1px solid var(--cancel-bg);
}
.s-cancel-btn:hover{opacity:1;filter:brightness(.88)}