/* VoltForge Studio - creative application shell inspired by Photoshop/Canva interaction patterns */
:root {
  --studio-bg: #141519;
  --studio-chrome: #1b1d22;
  --studio-chrome-2: #22252b;
  --studio-panel: #1c1e23;
  --studio-panel-2: #24272e;
  --studio-canvas: #0d0f13;
  --studio-line: #343842;
  --studio-line-soft: #292d35;
  --studio-text: #f0f2f5;
  --studio-muted: #9aa3b1;
  --studio-accent: #59c9ff;
  --studio-accent-soft: rgba(89, 201, 255, .13);
  --studio-success: #59d49a;
  --studio-warning: #f1b95b;
  --studio-danger: #ff7182;
  --studio-menu-row: 42px;
  --studio-options-row: 42px;
  --studio-topbar: 84px;
  --studio-statusbar: 28px;
  --studio-rail: 50px;
  --studio-assets: 296px;
  --studio-properties: 318px;
  --studio-font: Inter, "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; width: 100%; height: 100%; overflow: hidden; background: var(--studio-bg); }
body { color: var(--studio-text); font-family: var(--studio-font); font-size: 12px; }
button, input, select, textarea { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }
.studio-shell { width: 100vw; height: 100vh; height: 100dvh; min-height: 0; display: grid; grid-template-columns: var(--studio-rail) var(--studio-assets) minmax(0, 1fr) var(--studio-properties); grid-template-rows: var(--studio-topbar) minmax(0, 1fr) var(--studio-statusbar); grid-template-areas: "top top top top" "rail assets canvas properties" "status status status status"; gap: 0; padding: 0; overflow: hidden; background: var(--studio-bg); }
.studio-shell.assets-collapsed { grid-template-columns: var(--studio-rail) 0 minmax(0, 1fr) var(--studio-properties); }
.studio-shell.properties-collapsed { grid-template-columns: var(--studio-rail) var(--studio-assets) minmax(0, 1fr) 0; }
.studio-shell.assets-collapsed.properties-collapsed { grid-template-columns: var(--studio-rail) 0 minmax(0, 1fr) 0; }
.studio-shell.assets-collapsed .asset-panel, .studio-shell.properties-collapsed .properties-panel { display: none; }
.studio-topbar { grid-area: top; position: relative; z-index: 100; min-width: 0; height: var(--studio-topbar); display: grid; grid-template-rows: var(--studio-menu-row) var(--studio-options-row); padding: 0; border: 0; border-bottom: 1px solid var(--studio-line); border-radius: 0; background: var(--studio-chrome); box-shadow: none; }
.menu-row, .options-row { min-width: 0; display: flex; align-items: center; }
.menu-row { padding: 0 8px; gap: 8px; border-bottom: 1px solid #2a2d34; background: #181a1f; }
.options-row { padding: 0 8px; gap: 10px; background: #202228; }
.studio-brand { min-width: 170px; display: flex; align-items: center; gap: 8px; }
.studio-brand .brand-mark { width: 29px; height: 29px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 6px; border: 1px solid rgba(255,255,255,.11); background: linear-gradient(145deg, #1580a9, #6659d7); color: white; font-size: 10px; font-weight: 850; letter-spacing: .06em; }
.brand-copy { min-width: 0; display: grid; gap: 1px; }
.brand-copy h1 { margin: 0; font-size: 12px; line-height: 1.1; font-weight: 760; white-space: nowrap; }
.brand-copy .eyebrow { margin: 0; color: var(--studio-muted); font-size: 8px; line-height: 1.1; text-transform: none; letter-spacing: .02em; }
.app-menubar { display: flex; align-items: stretch; align-self: stretch; gap: 0; }
.menu-root { position: relative; display: flex; align-items: stretch; }
.menu-trigger { height: 100%; padding: 0 9px; border: 0; border-radius: 0; background: transparent; color: #d2d6dd; font-size: 11px; cursor: pointer; }
.menu-trigger:hover, .menu-trigger.active { background: #30333a; color: white; }
.menu-popover { position: absolute; top: calc(100% - 1px); left: 0; min-width: 220px; padding: 6px; border: 1px solid #464b55; border-radius: 6px; background: #25282f; box-shadow: 0 18px 48px rgba(0,0,0,.48); z-index: 500; }
.menu-popover[hidden] { display: none !important; }
.menu-popover button { width: 100%; min-height: 30px; padding: 0 8px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border: 0; border-radius: 4px; background: transparent; color: #e0e4ea; text-align: left; cursor: pointer; }
.menu-popover button:hover { background: #3a3f49; color: white; }
.menu-popover kbd { color: #919aa8; font-size: 9px; font-family: inherit; }
.menu-separator { display: block; height: 1px; margin: 5px 3px; background: #3a3e47; }
.document-pill { min-width: 0; max-width: 260px; margin-left: 6px; padding: 5px 9px; display: flex; align-items: center; gap: 7px; border-left: 1px solid var(--studio-line-soft); }
.document-icon { color: var(--studio-accent); font-size: 15px; }
.document-copy { min-width: 0; display: grid; gap: 1px; }
.document-copy strong, .document-copy small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.document-copy strong { font-size: 10px; font-weight: 700; }
.document-copy small { color: var(--studio-muted); font-size: 8px; }
.menu-actions { margin-left: auto; display: flex; align-items: center; gap: 7px; }
.primary-run { min-height: 30px; padding: 0 12px; display: inline-flex; align-items: center; gap: 7px; border: 1px solid rgba(89,201,255,.42); border-radius: 6px; background: #12415a; color: #e9f9ff; font-weight: 730; cursor: pointer; }
.primary-run:hover { background: #18516e; border-color: rgba(89,201,255,.7); }
.language-switch { display: flex; gap: 2px; padding: 2px; border: 1px solid var(--studio-line); border-radius: 5px; background: #121419; }
.lang-btn { min-width: 27px; height: 24px; padding: 0 5px; border: 0; border-radius: 4px; background: transparent; color: var(--studio-muted); font-size: 9px; font-weight: 750; }
.lang-btn.active, .lang-btn:hover { background: #343842; color: white; }
.legacy-actions, .compat-about { display: none !important; }
.options-leading, .options-trailing, .tool-options, .zoom-controls { display: flex; align-items: center; }
.options-leading { gap: 4px; }
.tool-options { min-width: 0; gap: 7px; flex: 1 1 auto; }
.options-trailing { margin-left: auto; gap: 5px; }
.options-divider { width: 1px; height: 22px; margin: 0 4px; background: #3a3e46; }
.panel-toggle-button, .icon-command, .fit-button, .zoom-btn, .zoom-readout, .auto-run-command { min-height: 28px; height: 28px; border: 1px solid #3b404a; border-radius: 5px; background: #292c33; color: #d6dae1; cursor: pointer; }
.panel-toggle-button, .icon-command, .zoom-btn { width: 28px; min-width: 28px; padding: 0; }
.panel-toggle-button.active { color: #bcecff; background: rgba(89,201,255,.1); border-color: rgba(89,201,255,.32); }
.panel-toggle-button:hover, .icon-command:hover, .fit-button:hover, .zoom-btn:hover, .zoom-readout:hover, .auto-run-command:hover { background: #393d46; color: white; }
.icon-command { font-size: 0; }
#undoBtn::before { content: "↶"; font-size: 15px; }
#redoBtn::before { content: "↷"; font-size: 15px; }
.fit-button { padding: 0 8px; font-size: 10px; }
.zoom-readout { min-width: 50px; padding: 0 7px; font-size: 10px; }
.auto-run-command { padding: 0 8px; color: #bcebd1; font-size: 9px; }
.top-status { max-width: 160px; min-height: 25px; padding: 0 8px; display: inline-flex; align-items: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border: 1px solid rgba(89,212,154,.2); border-radius: 5px; background: rgba(89,212,154,.07); color: #afebcb; font-size: 9px; text-transform: none; letter-spacing: 0; }
.active-tool-icon { width: 26px; height: 26px; display: grid; place-items: center; border: 1px solid #3b404a; border-radius: 5px; background: #2b2e35; color: #c6ecff; font-size: 14px; }
.active-tool-copy { display: grid; gap: 0; }
.active-tool-copy small { color: var(--studio-muted); font-size: 8px; }
.active-tool-copy strong { font-size: 10px; }
.selection-inline { min-width: 0; max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #b5bdc9; font-size: 9px; }
.tool-rail { grid-area: rail; position: relative; min-width: 0; min-height: 0; padding: 6px 4px; display: flex; flex-direction: column; gap: 6px; overflow: visible; border-right: 1px solid var(--studio-line); background: #191b20; z-index: 70; }
.rail-group-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.tool-rail .toolbar-grid { display: flex; flex-direction: column; gap: 4px; }
.tool-rail .tool-btn, .rail-bottom-button { position: relative; width: 40px; min-width: 40px; height: 40px; min-height: 40px; margin: 0 auto; padding: 0; display: grid; place-items: center; border: 1px solid transparent; border-radius: 5px; background: transparent; color: #adb5c1; box-shadow: none; font-size: 0; cursor: pointer; }
.tool-rail .tool-btn::before { font-size: 18px; line-height: 1; font-weight: 500; }
#toolSelectBtn::before { content: "↖"; }
#toolWireBtn::before { content: "⌁"; font-size: 22px; }
#toolPencilBtn::before { content: "✎"; }
#toolPanBtn::before { content: "✋"; font-size: 16px; }
#rotateBtn::before { content: "↻"; font-size: 20px; }
#simulateBtn::before { content: "▶"; font-size: 13px; }
.tool-rail .tool-btn:hover, .rail-bottom-button:hover { transform: none; background: #30343c; border-color: #414752; box-shadow: none; color: white; }
.tool-rail .tool-btn.active { background: var(--studio-accent-soft); border-color: rgba(89,201,255,.38); color: #c3efff; box-shadow: inset 2px 0 0 var(--studio-accent); }
#simulateBtn { color: #bfeeff; background: rgba(89,201,255,.07); border-color: rgba(89,201,255,.22); }
.rail-separator { width: 28px; height: 1px; margin: 3px auto; background: #363a43; }
.rail-bottom-button { margin-top: auto; font-size: 14px; border-color: #343943; }
.tool-rail button[title]::after { content: attr(title); position: absolute; left: calc(100% + 8px); top: 50%; transform: translateY(-50%); display: none; width: max-content; max-width: 200px; padding: 5px 7px; border: 1px solid #494f5b; border-radius: 4px; background: #262a31; color: white; font-size: 9px; box-shadow: 0 8px 24px rgba(0,0,0,.35); z-index: 500; }
.tool-rail button[title]:hover::after { display: block; }
.asset-panel, .properties-panel { position: relative; top: auto; min-height: 0; max-height: none; padding: 0; gap: 0; overflow: hidden; border: 0; border-radius: 0; background: var(--studio-panel); box-shadow: none; }
.asset-panel { grid-area: assets; border-right: 1px solid var(--studio-line); }
.properties-panel { grid-area: properties; border-left: 1px solid var(--studio-line); }
.panel-head { height: 48px; padding: 8px 9px 8px 11px; display: flex; align-items: center; justify-content: space-between; gap: 8px; border-bottom: 1px solid var(--studio-line); background: #1e2026; }
.panel-head > div { min-width: 0; display: grid; gap: 2px; }
.panel-head strong { font-size: 12px; font-weight: 740; }
.panel-head span { color: var(--studio-muted); font-size: 9px; }
.panel-close { width: 25px; height: 25px; border: 0; border-radius: 4px; background: transparent; color: #98a1ae; font-size: 16px; cursor: pointer; }
.panel-close:hover { background: #333740; color: white; }
.asset-search-wrap { height: 44px; padding: 7px 9px; display: flex; align-items: center; gap: 7px; border-bottom: 1px solid var(--studio-line-soft); background: #1b1d22; }
.asset-search-wrap > span { color: #8993a1; }
.asset-search-wrap input { width: 100%; height: 30px; min-width: 0; padding: 0 8px; border: 1px solid #373c46; border-radius: 5px; outline: 0; background: #14161b; color: white; font-size: 10px; }
.asset-search-wrap input:focus { border-color: rgba(89,201,255,.62); box-shadow: 0 0 0 1px rgba(89,201,255,.15); }
.panel-tabs { height: 38px; padding: 5px 6px 0; display: flex; gap: 2px; border-bottom: 1px solid var(--studio-line); background: #191b20; }
.panel-tab { min-width: 0; height: 32px; padding: 0 8px; flex: 1 1 0; border: 0; border-bottom: 2px solid transparent; border-radius: 4px 4px 0 0; background: transparent; color: var(--studio-muted); font-size: 10px; font-weight: 650; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; cursor: pointer; }
.panel-tab:hover { background: rgba(255,255,255,.035); color: white; }
.panel-tab.active { color: #b9ebff; border-bottom-color: var(--studio-accent); background: rgba(89,201,255,.055); }
.asset-panel .panel-content { height: calc(100% - 130px); }
.properties-panel .panel-content { height: calc(100% - 86px); }
.panel-content { min-height: 0; overflow: hidden; background: #1a1c21; }
.asset-view, .property-view { display: none; height: 100%; min-height: 0; padding: 10px; flex-direction: column; gap: 9px; overflow-y: auto; }
.asset-view.active, .property-view.active { display: flex; }
.asset-view[hidden], .property-view[hidden] { display: none !important; }
.asset-view[data-studio-panel="components"] { overflow: hidden; }
.visually-hidden-title { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); }
.section-title-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.section-title-row h2 { margin: 0; color: #c9cfd8; font-size: 10px; font-weight: 760; letter-spacing: .055em; text-transform: uppercase; }
.hint { color: var(--studio-muted); font-size: 8px; text-transform: none; letter-spacing: 0; }
.panel-description { margin: 0; color: var(--studio-muted); font-size: 10px; line-height: 1.45; }
.asset-section-label { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: #c7cdd6; font-size: 9px; font-weight: 700; }
.asset-section-label small { color: #838c99; font-size: 8px; font-weight: 500; }
.library-list-heading { margin-top: 2px; padding-top: 8px; border-top: 1px solid #2d3139; }
.component-picker-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px; }
.picker-dropdown { min-width: 0; position: relative; }
.picker-trigger { width: 100%; height: 34px; min-height: 34px; padding: 0 8px; display: flex; align-items: center; justify-content: space-between; gap: 7px; border: 1px solid var(--studio-line); border-radius: 5px; background: #25282f; color: var(--studio-text); cursor: pointer; }
.picker-selected { min-width: 0; display: flex; align-items: center; gap: 7px; }
.picker-selected-icon, .palette-icon { display: grid; place-items: center; border-radius: 5px; background: rgba(89,201,255,.1); color: #ade7ff; font-weight: 750; }
.picker-selected-icon { width: 23px; height: 23px; flex: 0 0 auto; font-size: 9px; }
.picker-selected-label { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 10px; }
.picker-chevron { color: var(--studio-muted); }
.add-component-command { min-width: 62px; height: 34px; padding: 0 9px; border: 1px solid rgba(89,201,255,.35); border-radius: 5px; background: rgba(89,201,255,.1); color: #c5efff; font-size: 10px; font-weight: 700; cursor: pointer; }
.add-component-command:hover { background: rgba(89,201,255,.17); border-color: rgba(89,201,255,.58); }
.picker-menu { position: absolute; inset: calc(100% + 5px) 0 auto; display: none; max-height: min(68vh, 560px); padding: 7px; overflow: hidden; border: 1px solid #494f5b; border-radius: 6px; background: #282c33; box-shadow: 0 20px 48px rgba(0,0,0,.5); z-index: 300; }
.picker-dropdown.open .picker-menu { display: grid; }
.picker-categories { display: flex; flex-wrap: wrap; gap: 4px; max-height: 190px; overflow: auto; padding-bottom: 6px; }
.picker-category-btn, .picker-option, .picker-back-btn { border: 1px solid var(--studio-line); background: #21242a; color: #c9cfd8; cursor: pointer; }
.picker-category-btn { padding: 5px 7px; border-radius: 4px; font-size: 9px; }
.picker-category-btn.active, .picker-category-btn:hover { background: var(--studio-accent-soft); border-color: rgba(89,201,255,.35); color: #c9f1ff; }
.picker-options { display: none; min-height: 0; max-height: 450px; overflow: auto; gap: 3px; }
.picker-menu.show-options .picker-categories { display: none; }
.picker-menu.show-options .picker-options { display: grid; }
.picker-back-btn, .picker-option { width: 100%; padding: 7px 8px; border-radius: 4px; text-align: left; }
.picker-option { display: flex; gap: 8px; }
.picker-option:hover, .picker-option.active { background: #343943; border-color: #4b5260; }
.picker-option-copy { min-width: 0; display: grid; gap: 2px; }
.picker-option-copy span { font-size: 10px; }
.picker-option-copy small { color: #8e98a5; font-size: 8px; line-height: 1.3; }
.component-preview { min-height: 54px; padding: 8px; display: grid; grid-template-columns: auto minmax(0,1fr); align-items: center; gap: 8px; border: 1px solid #30353e; border-radius: 5px; background: #202329; }
.component-preview .palette-icon { width: 34px; height: 34px; }
.component-preview-copy { min-width: 0; display: grid; gap: 2px; }
.component-preview-copy strong { font-size: 10px; }
.component-preview-copy small { color: var(--studio-muted); font-size: 8px; line-height: 1.3; }
.palette { flex: 1 1 auto; min-height: 0; display: grid; align-content: start; gap: 3px; overflow-y: auto; padding-right: 2px; }
.palette-card { width: 100%; min-height: 45px; padding: 6px 7px; display: grid; grid-template-columns: auto minmax(0,1fr); align-items: center; gap: 8px; border: 1px solid transparent; border-radius: 5px; background: transparent; color: var(--studio-text); text-align: left; cursor: pointer; }
.palette-card:hover { transform: none; border-color: #3a404a; background: #252930; box-shadow: none; }
.palette-card[hidden] { display: none !important; }
.palette-icon { width: 31px; height: 31px; flex: 0 0 auto; font-size: 8px; }
.palette-copy { min-width: 0; display: grid; gap: 2px; }
.palette-copy strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 10px; }
.palette-copy small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--studio-muted); font-size: 8px; }
.sample-list { display: grid; gap: 6px; }
.sample-btn { position: relative; min-height: 56px; padding: 8px 10px 8px 42px; border: 1px solid #383d47; border-radius: 6px; background: #23262d; color: #eef1f5; text-align: left; font-size: 10px; font-weight: 650; cursor: pointer; }
.sample-btn::before { content: "◇"; position: absolute; left: 13px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; display: grid; place-items: center; border: 1px solid #424955; border-radius: 4px; color: #a8e4ff; background: #1a2028; }
.sample-btn::after { content: "Шаблон"; display: block; margin-top: 3px; color: #8f98a6; font-size: 8px; font-weight: 500; }
.sample-btn:hover { transform: none; border-color: #4a5664; background: #292d35; box-shadow: none; }
.sample-btn.active { border-color: rgba(89,201,255,.55); background: rgba(89,201,255,.09); }
.guide-card { display: grid; gap: 7px; }
.guide-teaser, .guide-item { border: 1px solid #353a44; border-radius: 5px; background: #22252b; }
.guide-teaser { padding: 9px; display: grid; gap: 5px; }
.guide-teaser p, .guide-item p { color: var(--studio-muted); font-size: 9px; line-height: 1.45; }
.studio-canvas-panel { grid-area: canvas; min-width: 0; min-height: 0; display: block; overflow: hidden; background: #111318; }
.workspace-card { position: relative; width: 100%; height: 100%; min-width: 0; min-height: 0; padding: 0; gap: 0; display: grid; grid-template-rows: 34px minmax(0,1fr); border: 0; border-radius: 0; background: #111318; box-shadow: none; }
.canvas-document-tabs { min-width: 0; height: 34px; display: flex; align-items: center; border-bottom: 1px solid #2d3139; background: #17191e; }
.document-tab { height: 100%; min-width: 150px; max-width: 220px; padding: 0 9px; display: flex; align-items: center; gap: 7px; border-right: 1px solid #30343c; background: #202329; color: #dfe3e8; }
.document-tab-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--studio-success); }
.document-tab span:nth-child(2) { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 9px; }
.document-tab small { color: #89929f; }
.canvas-spacer { flex: 1 1 auto; }
.canvas-coordinate-hint { padding-right: 10px; color: #747e8c; font-size: 8px; white-space: nowrap; }
.workspace-wrap { position: relative; width: 100%; height: 100%; min-width: 0; min-height: 0; max-height: none; overflow: auto; border: 0; border-radius: 0; background: #0e1014; overscroll-behavior: contain; scrollbar-gutter: auto; }
.workspace-stage { width: max-content; min-width: 100%; min-height: max-content; padding: 0; }
#workspace { display: block; max-width: none; flex: 0 0 auto; background: #0b0e12; }
.workspace-wrap.pan-mode { cursor: grab; }
.workspace-wrap.panning { cursor: grabbing; user-select: none; }
.canvas-floating-controls { position: absolute; right: 12px; bottom: 12px; z-index: 30; min-height: 30px; padding: 3px; display: flex; align-items: center; gap: 2px; border: 1px solid #3d424d; border-radius: 7px; background: rgba(28,31,37,.94); box-shadow: 0 8px 28px rgba(0,0,0,.32); }
.canvas-floating-controls button { min-width: 27px; height: 25px; padding: 0 6px; border: 0; border-radius: 4px; background: transparent; color: #bdc5d0; font-size: 9px; cursor: pointer; }
.canvas-floating-controls button:hover { background: #393e48; color: white; }
.floating-divider { width: 1px; height: 18px; background: #414650; }
.property-view { overflow-y: auto; }
.empty-state { min-height: 88px; padding: 10px; border: 1px dashed #3d424d; border-radius: 5px; background: #17191e; color: var(--studio-muted); font-size: 9px; line-height: 1.5; }
.property-field, .diagnostic-card, .node-card, .inspector-card { padding: 9px; border: 1px solid #373c46; border-radius: 5px; background: #23262d; }
.property-field input, .property-field select { min-height: 30px; border: 1px solid #414753; border-radius: 4px; background: #16181d; color: white; }
.inspector-actions, .diagnostic-actions { display: flex; flex-wrap: wrap; gap: 5px; }
.inspector-actions button, .diagnostic-actions button { min-height: 28px; padding: 0 8px; border: 1px solid #414753; border-radius: 4px; background: #292d34; color: #dce1e8; font-size: 9px; }
.studio-statusbar { grid-area: status; min-width: 0; min-height: var(--studio-statusbar); height: var(--studio-statusbar); padding: 0 8px; display: grid; grid-template-columns: minmax(120px, 1fr) minmax(0, 2.1fr) minmax(100px, 1fr); align-items: center; gap: 10px; border-top: 1px solid #30343c; background: #181a1f; color: #9ea7b4; font-size: 8px; z-index: 80; }
.statusbar-left, .statusbar-right { display: flex; align-items: center; gap: 6px; }
.statusbar-right { justify-content: flex-end; }
.status-indicator { width: 6px; height: 6px; border-radius: 50%; background: var(--studio-success); }
.hero-stats { min-width: 0; height: 100%; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); }
.hero-card { min-width: 0; height: 100%; padding: 0 12px; display: flex; align-items: center; justify-content: center; gap: 6px; border-left: 1px solid #30343c; border-right: 0; border-radius: 0; background: transparent; }
.hero-card:last-child { border-right: 1px solid #30343c; }
.hero-card span { color: #8f98a5; font-size: 8px; white-space: nowrap; }
.hero-card strong { margin: 0; min-height: 0; color: #e9edf2; font-size: 9px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.health-card strong { max-width: 280px; }
.workspace-wrap::-webkit-scrollbar, .palette::-webkit-scrollbar, .asset-view::-webkit-scrollbar, .property-view::-webkit-scrollbar, .picker-options::-webkit-scrollbar, .picker-categories::-webkit-scrollbar { width: 10px; height: 10px; }
.workspace-wrap::-webkit-scrollbar-track, .palette::-webkit-scrollbar-track, .asset-view::-webkit-scrollbar-track, .property-view::-webkit-scrollbar-track { background: #15171b; }
.workspace-wrap::-webkit-scrollbar-thumb, .palette::-webkit-scrollbar-thumb, .asset-view::-webkit-scrollbar-thumb, .property-view::-webkit-scrollbar-thumb, .picker-options::-webkit-scrollbar-thumb, .picker-categories::-webkit-scrollbar-thumb { background: #3a3f48; border-radius: 5px; border: 2px solid #15171b; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--studio-accent); outline-offset: 1px; }
.modal-backdrop, .modal-shell { z-index: 1000; }
.modal-card, .modal-content, .component-editor-shell, .guide-shell { border-color: #454b56 !important; background: #23262d !important; box-shadow: 0 28px 80px rgba(0,0,0,.55) !important; }
@media (max-width: 1280px) { :root { --studio-assets: 270px; --studio-properties: 290px; } .studio-brand { min-width: 150px; } .document-pill { display: none; } .selection-inline { max-width: 230px; } }
@media (max-width: 980px) { :root { --studio-assets: 260px; --studio-properties: 270px; } .app-menubar .menu-root:nth-child(5) { display: none; } .studio-shell.properties-collapsed { grid-template-columns: var(--studio-rail) var(--studio-assets) minmax(0,1fr) 0; } }

/* Keep the 16000x12000 schematic world inside the visible Studio viewport. */
.studio-shell { align-items: stretch; }
.studio-canvas-panel { height: 100%; max-height: 100%; min-height: 0; overflow: hidden; }
.workspace-card { height: 100%; max-height: 100%; min-height: 0; overflow: hidden; }
.workspace-wrap { height: auto; max-height: 100%; min-height: 0; overflow: auto; }

/* Studio UX readability pass */
:root {
  --studio-menu-row: 48px;
  --studio-options-row: 50px;
  --studio-topbar: 98px;
  --studio-statusbar: 34px;
  --studio-rail: 58px;
  --studio-assets: 330px;
  --studio-properties: 370px;
}

body {
  font-size: 14px;
}

/* Main menu - keep popovers visually detached from the tool options row. */
.studio-topbar,
.menu-row,
.options-row,
.app-menubar,
.menu-root {
  overflow: visible;
}

.menu-row {
  padding-inline: 10px;
  gap: 10px;
}

.options-row {
  padding-inline: 10px;
  gap: 12px;
}

.studio-brand {
  min-width: 190px;
  gap: 10px;
}

.studio-brand .brand-mark {
  width: 34px;
  height: 34px;
  font-size: 11px;
}

.brand-copy h1 {
  font-size: 14px;
}

.brand-copy .eyebrow {
  font-size: 10px;
}

.menu-trigger {
  padding-inline: 12px;
  font-size: 13px;
  font-weight: 600;
}

.menu-popover {
  top: calc(100% + var(--studio-options-row) + 8px);
  min-width: 260px;
  padding: 8px;
  border: 1px solid #535a67;
  border-radius: 9px;
  background: #25282f;
  box-shadow: 0 22px 58px rgba(0, 0, 0, .62), 0 0 0 1px rgba(255, 255, 255, .025);
  z-index: 1400;
}

.menu-popover::before {
  content: '';
  position: absolute;
  top: -7px;
  left: 18px;
  width: 12px;
  height: 12px;
  border-left: 1px solid #535a67;
  border-top: 1px solid #535a67;
  background: #25282f;
  transform: rotate(45deg);
}

.menu-popover button {
  position: relative;
  z-index: 1;
  min-height: 36px;
  padding-inline: 10px;
  border-radius: 6px;
  font-size: 12px;
}

.menu-popover kbd {
  font-size: 10px;
}

.menu-separator {
  margin-block: 6px;
}

.document-copy strong {
  font-size: 12px;
}

.document-copy small {
  font-size: 10px;
}

.primary-run {
  min-height: 34px;
  padding-inline: 14px;
  font-size: 12px;
}

.lang-btn {
  min-width: 32px;
  height: 28px;
  font-size: 10px;
}

.panel-toggle-button,
.icon-command,
.fit-button,
.zoom-btn,
.zoom-readout,
.auto-run-command {
  min-height: 34px;
  height: 34px;
  font-size: 12px;
}

.panel-toggle-button,
.icon-command,
.zoom-btn {
  width: 34px;
  min-width: 34px;
}

#undoBtn::before,
#redoBtn::before {
  font-size: 18px;
}

.fit-button {
  padding-inline: 11px;
  font-size: 12px;
}

.zoom-readout {
  min-width: 60px;
  padding-inline: 9px;
  font-size: 12px;
}

.auto-run-command,
.top-status {
  font-size: 11px;
}

.top-status {
  min-height: 31px;
  max-width: 210px;
  padding-inline: 10px;
}

.active-tool-icon {
  width: 32px;
  height: 32px;
  font-size: 17px;
}

.active-tool-copy small {
  font-size: 10px;
}

.active-tool-copy strong {
  font-size: 12px;
}

.selection-inline {
  max-width: 420px;
  font-size: 11px;
}

/* Left tool rail - larger hit targets and readable tooltips. */
.tool-rail {
  padding: 8px 5px;
  gap: 7px;
}

.tool-rail .toolbar-grid {
  gap: 5px;
}

.tool-rail .tool-btn,
.rail-bottom-button {
  width: 46px;
  min-width: 46px;
  height: 46px;
  min-height: 46px;
  border-radius: 7px;
}

.tool-rail .tool-btn::before {
  font-size: 21px;
}

#toolWireBtn::before {
  font-size: 25px;
}

#toolPanBtn::before {
  font-size: 19px;
}

#rotateBtn::before {
  font-size: 23px;
}

#simulateBtn::before {
  font-size: 15px;
}

.tool-rail button[title]::after {
  left: calc(100% + 10px);
  max-width: 240px;
  padding: 7px 9px;
  border-radius: 6px;
  font-size: 11px;
  line-height: 1.35;
  z-index: 1500;
}

/* Side panels - improve reading density without wasting vertical space. */
.panel-head {
  height: 56px;
  padding: 9px 11px 9px 13px;
}

.panel-head strong {
  font-size: 14px;
}

.panel-head span {
  font-size: 11px;
}

.panel-close {
  width: 30px;
  height: 30px;
  font-size: 18px;
}

.asset-search-wrap {
  height: 50px;
  padding: 8px 10px;
}

.asset-search-wrap input {
  height: 34px;
  padding-inline: 10px;
  font-size: 12px;
}

.panel-tabs {
  height: 44px;
  padding: 6px 7px 0;
  gap: 3px;
}

.panel-tab {
  height: 38px;
  padding-inline: 10px;
  font-size: 12px;
}

.asset-panel .panel-content {
  height: calc(100% - 150px);
}

.properties-panel .panel-content {
  height: calc(100% - 100px);
}

.asset-view,
.property-view {
  padding: 12px;
  gap: 11px;
  font-size: 13px;
}

.section-title-row h2 {
  font-size: 12px;
}

.hint,
.asset-section-label small,
.panel-description {
  font-size: 10px;
}

.asset-section-label {
  font-size: 11px;
}

.component-picker-row {
  gap: 8px;
  position: relative;
  z-index: 80;
}

.picker-trigger,
.add-component-command {
  height: 40px;
  min-height: 40px;
  font-size: 12px;
}

.picker-selected-icon {
  width: 28px;
  height: 28px;
  font-size: 10px;
}

.picker-selected-label {
  font-size: 12px;
}

.add-component-command {
  min-width: 76px;
  padding-inline: 11px;
}

.picker-dropdown.open {
  z-index: 1000;
}

.picker-dropdown.open .picker-trigger {
  border-color: rgba(89, 201, 255, .62);
  box-shadow: 0 0 0 2px rgba(89, 201, 255, .1);
}

.picker-menu {
  top: calc(100% + 10px);
  padding: 9px;
  border-color: #555d6b;
  border-radius: 9px;
  background: #292d34;
  box-shadow: 0 22px 54px rgba(0, 0, 0, .6);
  z-index: 1200;
}

.picker-category-btn {
  padding: 7px 9px;
  font-size: 11px;
}

.picker-back-btn,
.picker-option {
  padding: 9px 10px;
  font-size: 12px;
}

.picker-option-copy small {
  font-size: 10px;
}

.component-preview {
  min-height: 66px;
  padding: 10px;
}

.component-preview .palette-icon {
  width: 40px;
  height: 40px;
  font-size: 11px;
}

.component-preview-copy strong,
.palette-copy strong {
  font-size: 12px;
}

.component-preview-copy small,
.palette-copy small {
  font-size: 10px;
  line-height: 1.35;
}

.palette {
  gap: 5px;
}

.palette-card {
  min-height: 54px;
  padding: 8px 9px;
  gap: 10px;
}

.palette-icon {
  width: 37px;
  height: 37px;
  font-size: 10px;
}

.sample-btn {
  min-height: 64px;
  padding: 10px 12px 10px 46px;
  font-size: 12px;
}

.sample-btn::after {
  font-size: 10px;
}

.empty-state,
.property-field,
.diagnostic-card,
.node-card,
.inspector-card {
  font-size: 12px;
  line-height: 1.55;
}

.empty-state {
  min-height: 108px;
  padding: 13px;
}

.property-field,
.diagnostic-card,
.node-card,
.inspector-card {
  padding: 11px;
}

.property-field input,
.property-field select {
  min-height: 36px;
  padding-inline: 10px;
  font-size: 12px;
}

.inspector-actions button,
.diagnostic-actions button {
  min-height: 32px;
  padding-inline: 10px;
  font-size: 11px;
}

/* Document tabs - stronger active state and obvious New schematic action. */
.workspace-card {
  grid-template-rows: 44px minmax(0, 1fr);
}

.canvas-document-tabs {
  height: 44px;
  padding: 0 8px;
  gap: 4px;
  align-items: flex-end;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  background: #15171c;
}

.document-tab {
  position: relative;
  height: 38px;
  min-width: 184px;
  max-width: 270px;
  margin: 0;
  padding: 0 8px 0 12px;
  gap: 9px;
  border: 1px solid #363c46;
  border-bottom: 0;
  border-radius: 8px 8px 0 0;
  background: #1d2026;
  color: #b9c1cc;
  font-size: 12px;
  cursor: pointer;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease;
}

.document-tab:hover {
  background: #272b32;
  border-color: #4a515d;
  color: #f1f4f7;
}

.document-tab.active {
  background: #0e1014;
  border-color: #4f5967;
  color: #f5f7fa;
  box-shadow: inset 0 3px 0 var(--studio-accent);
}

.document-tab-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  box-shadow: 0 0 0 3px rgba(89, 212, 154, .09);
}

.document-tab span:nth-child(2) {
  font-size: 12px;
  font-weight: 650;
}

.document-tab-close {
  width: 24px;
  height: 24px;
  margin-left: auto;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 5px;
  color: #8993a1 !important;
  font-size: 16px !important;
  line-height: 1;
}

.document-tab-close:hover {
  background: #373c45;
  color: #ffffff !important;
}

.document-add-tab {
  min-width: 132px;
  max-width: 150px;
  padding-inline: 12px;
  border-color: transparent;
  background: transparent;
  color: #a9b3c0;
}

.document-add-tab:hover {
  border-color: #3c444f;
  background: #22262d;
  color: #dff5ff;
}

.document-add-tab span {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 5px;
  background: rgba(89, 201, 255, .1);
  color: #aeeaff;
  font-size: 18px;
  font-weight: 500;
}

.document-add-tab::after {
  content: 'Нова схема';
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.canvas-coordinate-hint {
  padding: 0 10px 11px 6px;
  font-size: 10px;
}

/* Canvas readability - labels stay legible on the dark schematic surface. */
.component-label {
  font-size: 18px;
  font-weight: 720;
  paint-order: stroke fill;
  stroke: #0b0e12;
  stroke-width: 4px;
  stroke-linejoin: round;
}

.component-value {
  font-size: 15px;
  paint-order: stroke fill;
  stroke: #0b0e12;
  stroke-width: 3px;
  stroke-linejoin: round;
}

.node-voltage {
  font-size: 14px;
  font-weight: 650;
}

.node-name {
  font-size: 12px;
}

.wire-path {
  stroke-width: 5px;
}

.wire-path.selected {
  stroke-width: 6px;
}

/* Keep floating canvas controls usable at the larger UI scale. */
.canvas-floating-controls {
  right: 14px;
  bottom: 14px;
  min-height: 36px;
  padding: 4px;
  gap: 3px;
}

.canvas-floating-controls button {
  min-width: 32px;
  height: 29px;
  padding-inline: 8px;
  font-size: 11px;
}

.studio-statusbar {
  padding-inline: 10px;
  font-size: 10px;
}

.hero-card span {
  font-size: 10px;
}

.hero-card strong {
  font-size: 11px;
}

@media (max-width: 1400px) {
  :root {
    --studio-assets: 300px;
    --studio-properties: 330px;
  }

  .document-pill {
    display: none;
  }

  .selection-inline {
    max-width: 260px;
  }

  .document-tab {
    min-width: 160px;
  }
}

@media (max-width: 1100px) {
  :root {
    --studio-assets: 280px;
    --studio-properties: 300px;
  }

  .studio-brand {
    min-width: 160px;
  }

  .brand-copy .eyebrow,
  .canvas-coordinate-hint {
    display: none;
  }

  .menu-trigger {
    padding-inline: 9px;
  }

  .document-add-tab {
    min-width: 44px;
    max-width: 44px;
    padding: 0;
    justify-content: center;
  }

  .document-add-tab::after {
    display: none;
  }
}