*{box-sizing:border-box}
body{margin:0;background:#101411;color:#e8eee9;font:14px Arial,sans-serif}
header{height:60px;background:#191f1b;border-bottom:1px solid #303a32;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.logo{font-size:21px;font-weight:800}.logo span{color:#ff8b35}
button,.file-label{background:#ff8b35;color:#171713;border:0;border-radius:7px;padding:10px 14px;font-weight:bold;cursor:pointer}
button.secondary{background:#29342c;color:#e8eee9}
main{display:grid;grid-template-columns:250px minmax(0,1fr) 260px;height:calc(100vh - 60px)}
.panel{background:#191f1b;padding:16px;overflow:auto}
.left{border-right:1px solid #303a32}.right{border-left:1px solid #303a32}
h3{margin:0 0 16px;font-size:14px}
label{display:block;color:#aebbb0;font-size:12px;margin:14px 0 6px}
input,select{width:100%;padding:10px;background:#101411;border:1px solid #39443b;border-radius:6px;color:#fff}
.tools{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.tools button{padding:11px 5px}
.workspace{position:relative;overflow:hidden;background-color:#111612;background-image:radial-gradient(#303a32 1px,transparent 1px);background-size:20px 20px}
.toolbar{position:absolute;z-index:5;top:12px;left:12px;display:flex;gap:8px;flex-wrap:wrap}
.layers-bar{position:absolute;z-index:6;top:12px;left:12px;right:12px;display:flex;align-items:center;gap:7px;flex-wrap:wrap;padding:8px;background:#191f1beF;border:1px solid #303a32;border-radius:9px}
.layers-bar .layer-tab{background:#29342c;color:#e8eee9;border:1px solid #39443b;padding:8px 12px}
.layers-bar .layer-tab.active{background:#ff8b35;color:#171713;border-color:#ff8b35}
.layers-bar .layer-add{padding:8px 12px}
.layers-label{font-size:12px;color:#aebbb0;margin-right:3px}
@media(max-width:560px){.layers-bar{top:8px;left:8px;right:8px;gap:5px;padding:6px}.layers-bar .layer-tab,.layers-bar .layer-add{font-size:11px;padding:7px 9px}}

.canvas{position:absolute;inset:0;overflow:hidden;cursor:crosshair!important;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.canvas #boardImage,
.canvas #boardContent,
.canvas #boardContent img,
.canvas #overlay,
.canvas #labelsOverlay {
 -webkit-user-select:none!important;
 user-select:none!important;
 -webkit-user-drag:none;
}

.canvas.ruler-mode,
.canvas.ruler-mode *,
.canvas.ruler-mode #boardContent,
.canvas.ruler-mode #boardContent *,
.canvas.ruler-mode #boardImage {
    cursor: crosshair !important;
}

.canvas.dragging,
.canvas.dragging *,
.canvas.dragging #stage,
.canvas.dragging #boardContent,
.canvas.dragging #boardImage {
    cursor: crosshair !important;
}
.stage{position:absolute;left:0;top:0;transform-origin:0 0;cursor:crosshair!important}
#boardContent{position:absolute;left:0;top:0;transform-origin:center center;will-change:transform}
#boardImage{display:none;position:absolute;left:0;top:0;max-width:none;pointer-events:none}
#overlay{position:absolute;left:0;top:0;overflow:visible}
.marker{cursor:crosshair;fill:#ff8b35;stroke:#fff;stroke-width:2}
.marker.selected{fill:#6bdf91;stroke:#fff}
.empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;color:#8c9a8e;padding:20px;pointer-events:none}
.empty strong{display:block;color:#dbe5dc;font-size:20px;margin-bottom:10px}
.empty{pointer-events:auto}
.empty{z-index:10;box-sizing:border-box;}
.empty-upload{width:min(440px,100%);margin:auto}
.empty-upload p{margin:0 0 22px;color:#aab7ac;line-height:1.5}
.empty-dropzone{border:2px dashed #465449;border-radius:14px;padding:28px 18px;background:#1a211c;transition:border-color .15s,background .15s}
.empty-dropzone.is-dragover{border-color:#ff8b35;background:#252b23}
.empty-upload-icon{font-size:30px;line-height:1;color:#ff8b35;margin-bottom:12px}
.empty-upload-title{font-size:15px;font-weight:600;color:#e4ebe5;margin-bottom:6px}
.empty-upload-muted,.empty-upload-formats{font-size:12px;color:#849187}
.empty-upload-button{margin:18px 0 12px;pointer-events:auto;cursor:pointer}
.empty-upload-formats{letter-spacing:.5px}

.component-list{display:flex;flex-direction:column;gap:7px}
.component-item{background:#222a24;border:1px solid #303a32;border-radius:7px;padding:10px;cursor:pointer}
.component-item.active{border-color:#ff8b35}
.muted{color:#849187;font-size:12px;line-height:1.5}
.status{position:absolute;bottom:12px;left:12px;background:#191f1bdf;padding:8px 11px;border-radius:6px;color:#b8c4b9;font-size:12px}
@media(max-width:850px){main{grid-template-columns:190px minmax(0,1fr);height:calc(100dvh - 60px)}.right{display:none}.panel{padding:12px}}
@media(max-width:560px){main{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}.left{border:0;border-bottom:1px solid #303a32;padding:10px}.left h3,.left>p,.left>label,.left>#componentList{display:none}.left .tools{grid-template-columns:repeat(4,1fr)}.left .tools button{font-size:11px;padding:9px 3px}.toolbar{top:8px;left:8px}.toolbar button{padding:9px;font-size:12px}}

/* Адаптация узких экранов и браузеров на Chromium */
html, body {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
}

header {
  min-width: 0;
  box-sizing: border-box;
}

main,
.panel,
.workspace {
  min-width: 0;
  box-sizing: border-box;
}

@media (max-width: 560px) {
  header {
    height: auto;
    min-height: 60px;
    padding: 8px 10px;
    gap: 8px;
    flex-wrap: wrap;
  }

  header > div {
    min-width: 0;
  }

  header button {
    padding: 8px 9px;
    font-size: 12px;
  }

  main {
    height: calc(100vh - 60px);
    height: calc(100dvh - 60px);
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    min-width: 0;
  }

  .left,
  .workspace {
    min-width: 0;
    width: 100%;
  }

  .left .tools {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .left .tools button {
    min-width: 0;
    overflow-wrap: anywhere;
  }

  dialog {
    max-width: calc(100vw - 24px) !important;
    max-height: calc(100dvh - 24px);
    overflow: auto;
  }
}


/* Точечная адаптация панели инструментов */
@media (max-width: 560px) {
  .left .tools {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .left .tools select,
  .left .tools button {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .left .tools select {
    font-size: 13px;
    padding: 10px 6px;
    text-overflow: ellipsis;
  }

  .left {
    overflow-x: hidden;
  }

  main {
    min-width: 0;
    overflow-x: hidden;
  }
}


/* Панель эффектов фотографии платы */
.photo-effects-panel{margin:0 0 14px;padding:10px;border:1px solid #303a32;border-radius:8px}
.photo-effects-title{font-weight:bold;margin:0 0 9px}
.photo-effects-presets{display:grid;grid-template-columns:1fr 1fr;gap:5px}
.photo-effects-presets button,.photo-effects-reset{padding:8px 5px;font-size:12px}
.photo-effects-presets button{background:#29342c;color:#e8eee9;border:1px solid #39443b}
.photo-effects-presets button.active{background:#ff8b35;color:#171713;border-color:#ff8b35}
.photo-effect-range{display:block;margin:10px 0 6px;color:#aebbb0;font-size:12px}
.photo-effect-range span{display:flex;justify-content:space-between;gap:8px;margin-bottom:5px}
.photo-effect-range output{color:#e8eee9}
.photo-effect-range input{display:block;width:100%;padding:0;margin:0;accent-color:#ff8b35}
.photo-effects-reset{width:100%;margin-top:7px}


.sidebar-section-title{
 font-size:12px;
 font-weight:700;
 letter-spacing:.08em;
 opacity:.78;
 margin:24px 0 16px;
 padding-bottom:8px;
 border-bottom:1px solid rgba(127,127,127,.35);
}

/* Центральная область загрузки фотографии */
#empty {
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  padding: 24px;
}
#empty .empty-upload {
  width: min(440px, 100%);
  margin: auto;
  text-align: center;
}
#empty .empty-upload p {
  line-height: 1.5;
  margin: 0 0 18px;
}
#empty .empty-dropzone {
  cursor: pointer;
}
#empty .empty-dropzone.is-dragover {
  border-color: #ff8b35;
  background: #252b23;
}

/* Прямое нажатие на реальное поле выбора файла */
#emptyUploadButton {
  position: relative !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: pointer !important;
}

.native-upload {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: #aab7ac;
  font-size: 13px;
}
.native-upload input[type="file"] {
  display: none;
  max-width: 100%;
  padding: 10px;
  color: #e4ebe5;
  background: #1a211c;
  border: 1px solid #465449;
  border-radius: 8px;
}

#manualDialog::backdrop{background:#000a;backdrop-filter:blur(3px)}
#manualNav button{text-align:left;width:100%;padding:10px;border-radius:8px;background:#27332b;color:#e8eee9;border:1px solid #39443b;cursor:pointer}
#manualNav button.active{background:#426347;border-color:#729779}
#manualContent h2{margin-top:0;font-size:23px}
#manualContent h3{margin-top:22px;font-size:17px}
#manualContent li{margin:7px 0}
@media(max-width:560px){
 #manualDialog{width:96vw;max-height:90vh}
 #manualDialog>div:nth-child(2){grid-template-columns:1fr!important;grid-template-rows:auto minmax(0,1fr);max-height:calc(90vh - 75px)!important}
 #manualNav{border-right:0!important;border-bottom:1px solid #39443b;flex-direction:row!important;overflow-x:auto!important;overflow-y:hidden!important}
 #manualNav button{width:auto;min-width:max-content}
 #manualContent{padding:14px!important}
}

.canvas.dragging #overlay,
.canvas.dragging #labelsOverlay {
    cursor: crosshair !important;
}


/* GX Board: область — большое поле комментария */
.area-comment-field{
 width:100%;
 min-height:150px;
 box-sizing:border-box;
 padding:10px;
 resize:vertical;
 white-space:pre-wrap;
 overflow-wrap:anywhere;
 font:inherit;
 line-height:1.45;
}