/*
  layout-v2.css — Balloonist UI v2 (VariationF, light theme default)
  ═══════════════════════════════════════════════════════════════════
  Layout:
    [NAV BAR — fixed 50px]
    [.v2-layout — flex-row, fills viewport below nav, bg: --bg]
      [.v2-left-rail#tool-bar — 48px card, shown after file load]
        tool buttons + spacer + settings gear
      [.v2-workspace — flex-row, padding:12px, gap:10px]
        [.v2-sidebar — 340px flex-col, gap:8px]
          [.v2-table-panel — white card, Characteristics list]
          [.item-edit-popup — white card, item edit form]
        [.v2-right-col — flex:1 flex-col, gap:8px]
          [.v2-placement-bar — white card, context-sensitive tool bar]
          [.settings#tool-bar-settings-two — fixed overlay, right side]
          [.settings#gdt-symbols-panel — fixed overlay, right side]
          [.v2-drawing-panel — white card, flex:1]
            [.v2-canvas — dot-grid bg]
              [#main-container — auth card / upload card, centred]
              [#pdf-container — Fabric.js canvas]
            [.v2-float-chrome — page/zoom/rotation pills, top-right]

  Token names: see :root block below.
  Dark theme: html[data-theme="dark"] overrides at bottom of file.
  Panels: layout-v2.css contains ALL UI styles. style.css is minimal.
  ═══════════════════════════════════════════════════════════════════
*/

/* ── FONTS ── */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Inter:wght@300;400;500;600&display=swap');

/* Self-hosted fonts loaded here so style.css is not required for them */
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("../vendor/fonts/plus-jakarta-sans-latin-600-normal.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("../vendor/fonts/plus-jakarta-sans-latin-700-normal.woff2") format("woff2");
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("../vendor/fonts/plus-jakarta-sans-latin-400-normal.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
/* GD&T symbols font — used by .v2-item-feature and symbol inputs */
@font-face {
  font-family: "MyDimFont";
  src: url("../public/fonts/Y14.5-2018.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}

/* ── TOKENS ── */
:root {
  /* Light theme (VariationF default) */
  --bg:        #f4f5f7;
  --surface:   #ffffff;
  --surface2:  #fafbfc;
  --surface3:  #f0f2f5;
  --border:    #e3e6eb;
  --border2:   #c9ced6;
  --text:      #14171c;
  --text-dim:  #14171c;
  --text-mute: #5b6270;
  /* --text-dim:  #5b6270; */
  /* --text-mute: #98a0ab; */
  --accent:    oklch(0.55 0.18 250);   /* blue — selection/focus */
  --accent2:   oklch(0.96 0.03 250);   /* blue soft bg */
  --accent-b:  oklch(0.82 0.08 250);   /* blue border */
  --balloon:   #d83a3a;                /* red — balloon circles */
  --balloon-orange: #e67e22;
  --green:     #15803d;
  --a-bg:      rgba(216,58,58,0.08);   /* balloon red soft bg */
  --a2-bg:     oklch(0.96 0.03 250);   /* blue soft bg */
  --danger-bg: rgba(216,58,58,0.10);
  --select:    oklch(0.55 0.18 250);   /* blue — row selection */
  --sel-bg:    oklch(0.96 0.03 250);   /* blue soft — row selection bg */
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --sans: 'Inter', system-ui, sans-serif;
  --nav-h:   50px;
  --rail-w:  48px;
  --side-w:  300px;
  --bar-h:   56px;
  --radius:  10px;
  --set-w:   320px;

  /* ── Legacy aliases — used by Backup Modal & Template Manager ── */
  /* These map old style.css variable names to v2 tokens so component styles */
  /* don't need to be rewritten when they share the same semantic meaning.   */
  --bg-primary:     var(--surface);
  --bg-secondary:   var(--surface2);
  --bg-tertiary:    var(--surface3);
  --text-primary:   var(--text);
  --text-secondary: var(--text-dim);
  --text-tertiary:  var(--text-mute);
  --border-primary: var(--border);
  --border-secondary: var(--border2);
  --color1:         var(--accent);
  --color2:         #ffc659;   /* amber highlight — no direct v2 equivalent */
  --tooltip-bg:     rgba(51, 51, 51, 0.75);
  --input-height:   28px;
  --input-radius:   1px;
}

/* ── RESET ── */
body { background: var(--bg); margin: 0; }
.App, .App * { box-sizing: border-box; font-family: var(--sans); }

/* ── DEFAULT CANVAS BG (light) ── */
.v2-canvas {
  background: radial-gradient(circle, #d0d4dc 1px, transparent 1px) var(--bg) !important;
  background-size: 24px 24px !important;
}
/* ── DEFAULT FLOAT CHROME PILL (light) ── */
.v2-fc-pill {
  background: rgba(255, 255, 255, 0.92);
}

/* ══════════════════════════════════════════════════════
   NAV BAR
══════════════════════════════════════════════════════ */
.nav .menu {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding: 0;
  box-shadow: none;
}

.nav .menu-item {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  position: relative;
}

.nav .logo {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: none;
  text-decoration: none;
  color: var(--text);
  padding: 0 20px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  float: none;
}

.nav .menu-link {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  text-decoration: none;
  color: var(--text-dim);
  padding: 0 14px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.nav .menu-link:hover { color: var(--text); background: var(--surface2); }

.nav .dropdown-content {
  display: none;
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
  min-width: 220px;
  top: var(--nav-h);
  left: 0;
  right: auto;
  z-index: 900;
  max-height: calc(100vh - var(--nav-h) - 10px);
  overflow-y: auto;
}

.nav .dropdown:hover .dropdown-content { display: block; }

.nav .dropdown-content a {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--text-dim);
  padding: 7px 16px;
  display: block;
  text-decoration: none;
}

.nav .dropdown-content a:hover { background: var(--surface2); color: var(--text); }

.nav .dropdown-divider { border-top: 1px solid var(--border); margin: 2px 0; }

.nav .dropdown-setting {
  padding: 6px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-family: var(--sans);
  color: var(--text-dim);
}

.nav .dropdown-setting label {
  font-size: 12px;
  font-family: var(--sans);
  font-weight: 400;
  color: var(--text-dim);
  min-width: 90px;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav .autosave-status-dropdown {
  font-size: 12px;
  font-family: var(--sans);
  text-transform: none;
}

.nav .dropdown-input {
  font-size: 12px;
  font-family: var(--sans);
  background: var(--surface3);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 3px 6px;
  color: var(--text);
  flex: 1;
}

/* Info icon */
.info-icon {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin: 0 6px;
  color: var(--text-dim);
  transition: color 0.15s;
}

.info-icon:hover { color: var(--accent); }

.info-icon svg {
  width: 18px;
  height: 18px;
}

/* ══════════════════════════════════════════════════════
   V2 LAYOUT — flex-row
══════════════════════════════════════════════════════ */
.v2-layout {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0; bottom: 0;
  display: flex;
  flex-direction: row;
  background: var(--bg);
  overflow: hidden;
}

/* ── Item list (replaces Tabulator) ── */
#data-table {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  /* override style.css which has position:absolute; bottom:0 from old layout */
  position: static !important;
  bottom: auto !important;
  max-height: none !important;
  z-index: auto !important;
  width: auto !important;
}

#data-table::-webkit-scrollbar { width: 4px; }
#data-table::-webkit-scrollbar-track { background: transparent; }
#data-table::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ══════════════════════════════════════════════════════
   RIGHT AREA
══════════════════════════════════════════════════════ */
.v2-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

/* ══════════════════════════════════════════════════════
   CANVAS BAR  — stacked label+input per control
══════════════════════════════════════════════════════ */
.v2-canvas-bar {
  display: flex;
  flex-direction: row;
  align-items: center;
  flex-shrink: 0;
  height: var(--bar-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 10px;
  gap: 0;
  overflow: hidden;
}

/* control group */
.v2-cg {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.v2-cg-counter { margin-right: 12px; }

/* separator */
.v2-cb-sep {
  width: 1px;
  height: 26px;
  background: var(--border);
  margin: 0 10px;
  flex-shrink: 0;
}

/* actions pushed right */
.v2-cg-actions {
  margin-left: auto;
  gap: 2px;
}

/* individual control: label stacked above input */
.v2-ctl {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  flex-shrink: 0;
}

.v2-ctl-lbl {
  font-family: var(--sans);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--text-mute);
  white-space: nowrap;
  line-height: 1;
  padding-left: 1px;
}

.v2-ctl-inp {
  font-family: var(--sans);
  font-size: 11px;
  color: var(--text);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
  height: 24px;
  outline: none;
  transition: border-color 0.12s, background 0.12s;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.v2-ctl-inp:hover { border-color: var(--border2); }

.v2-ctl-inp:focus {
  border-color: var(--accent-b);
  background: var(--surface3);
}

.v2-ctl-inp option {
  background: var(--surface2);
  color: var(--text);
}

/* icon buttons in canvas bar */
.v2-tool-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  color: var(--text-dim);
  flex-shrink: 0;
}

.v2-tool-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.v2-tool-icon:hover {
  background: var(--surface2);
  border-color: var(--border);
  color: var(--text);
}

.v2-tool-icon.active,
.v2-tool-icon:active {
  background: var(--a2-bg);
  border-color: var(--accent);
  color: var(--accent);
}

.v2-tool-danger:hover {
  background: var(--danger-bg);
  border-color: var(--balloon);
  color: var(--balloon);
}

/* Hide placement bar + sidebar when not logged in */
.v2-layout:has(.v2-left-rail.hidden) .v2-placement-bar { display: none; }
.v2-layout:has(.v2-left-rail.hidden) .v2-sidebar { display: none; }

/* ══════════════════════════════════════════════════════
   CANVAS  (drawing area — inside .v2-drawing-panel card)
══════════════════════════════════════════════════════ */
.v2-canvas {
  flex: 1;
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius) - 1px);
}

.v2-canvas #loading-view {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--sans);
  font-size: 13px;
  color: var(--text-mute);
  letter-spacing: 0;
}

/* Auth card — same visual card as .drag-area, shown inside #main-container */
#auth-view-pur {
  /* display controlled entirely by JS (flex when shown, none when hidden) */
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--surface);
  border: 2px solid var(--border2);
  border-radius: 16px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  width: 360px;
  max-width: calc(100% - 48px);
  padding: 48px 40px;
  box-sizing: border-box;
  pointer-events: auto;
}

#auth-view-pur .icon svg {
  width: 36px;
  height: 36px;
  fill: var(--text-mute);
  margin-bottom: 14px;
}

#auth-view-pur header {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

#auth-view-pur span {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--text-mute);
  margin-bottom: 0;
}

.auth-btn-row {
  display: flex;
  gap: 10px;
  margin-top: 24px;
}

.auth-btn {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  padding: 8px 22px;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.15s, box-shadow 0.15s;
  display: inline-block;
}

/* Use #auth-view-pur prefix to beat style.css's #auth-view-pur a { color: var(--color1) } */
#auth-view-pur .auth-btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid transparent;
}

#auth-view-pur .auth-btn-primary:hover { opacity: 0.88; }

#auth-view-pur .auth-btn-secondary {
  background: var(--surface2);
  color: var(--text-dim);
  border: 1px solid var(--border2);
}

#auth-view-pur .auth-btn-secondary:hover {
  background: var(--surface3);
  color: var(--text);
}

.v2-canvas .container {
  position: absolute !important;
  top: 0 !important; left: 0 !important;
  width: 100% !important; height: 100% !important;
  margin: 0 !important;
  transform: none !important;
  display: flex; /* no !important — allows inline style display:none to hide it */
  align-items: center !important;
  justify-content: center !important;
  z-index: 5;
  pointer-events: none;
}

/* Hide drag area when .hidden class is present */
.drag-area.hidden { display: none !important; }

/* Drag area: fill container, center content, re-enable pointer events.
   Uses :not(.hidden) so this display rule doesn't override .drag-area.hidden above */
.v2-canvas .container .drag-area:not(.hidden) {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.v2-canvas #pdf-container {
  position: absolute !important;
  top: 0 !important; left: 0 !important;
  width: 100% !important; height: 100% !important;
  margin: 0 !important;
  overflow: auto;
}

/* Shared "message card" look — auto-balloon loading message and the
   corner notification (#fs-notification, created by filesystemapi.js) */
.v2-canvas #loading-message,
#fs-notification {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  background: var(--surface);
  border: 2px solid var(--accent-b);
  border-radius: var(--radius);
  padding: 16px 24px;
  letter-spacing: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.v2-canvas #loading-message {
  display: none; /* shown by JS during auto-ballooning */
  position: absolute !important;
  top: 50% !important; left: 50% !important;
  transform: translate(-50%, -50%) !important;
  /* Must sit above .canvas-container (z-index:900), otherwise the opaque PDF
     canvas covers the "Auto-Ballooning in Progress" message and it never shows. */
  z-index: 1000 !important;
}

#fs-notification {
  display: none; /* shown by showNotification() in filesystemapi.js */
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 10001;
  max-width: 420px;
  text-align: center;
  pointer-events: none;
}

#fs-notification.error {
  border-color: var(--balloon);
  color: var(--balloon);
}

/* Drag / drop area */
.drag-area {
  background: var(--surface) !important;
  border: 2px solid var(--border2) !important;
  border-radius: 16px !important;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08) !important;
  width: 360px !important;
  max-width: calc(100% - 48px) !important;
  height: auto !important;
  padding: 48px 40px !important;
  box-sizing: border-box !important;
  text-align: center !important;
  transition: border-color 0.2s, box-shadow 0.2s !important;
}

.drag-area:hover,
.drag-area.active {
  border-color: var(--accent-b) !important;
  box-shadow: 0 4px 28px rgba(0,0,0,0.13) !important;
}

.drag-area .icon svg {
  width: 36px !important;
  height: 36px !important;
  fill: var(--text-mute) !important;
  margin-bottom: 14px !important;
}

.drag-area #upload-header {
  font-family: var(--sans) !important;
  font-size: 14px !important;
  font-weight: 700 !important;
  color: var(--text) !important;
  margin-bottom: 6px !important;
}

.drag-area span {
  font-family: var(--sans) !important;
  font-size: 12px !important;
  color: var(--text-mute) !important;
  margin-bottom: 22px !important;
  display: block !important;
}

#upload-button {
  font-family: var(--sans) !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  padding: 7px 18px !important;
  background: var(--surface2) !important;
  border: 1px solid var(--border2) !important;
  border-radius: 6px !important;
  color: var(--text-dim) !important;
  cursor: pointer !important;
  transition: background 0.15s, border-color 0.15s !important;
}

#upload-button:hover {
  background: var(--surface3) !important;
  border-color: var(--accent-b) !important;
  color: var(--text) !important;
}

/* ══════════════════════════════════════════════════════
   SETTINGS PANEL  (fixed overlay)
══════════════════════════════════════════════════════ */
.settings#tool-bar-settings-two {
  display: none;
  position: fixed !important;
  top: var(--nav-h) !important;
  right: 0 !important; left: auto !important;
  width: var(--set-w) !important;
  height: calc(100vh - var(--nav-h)) !important;
  max-height: none !important;
  margin: 0 !important;
  background: var(--surface) !important;
  border: none !important;
  border-left: 1px solid var(--border) !important;
  border-right: 1px solid var(--border2) !important;
  box-shadow: -4px 0 20px rgba(0,0,0,0.15) !important;
  z-index: 800 !important;
  flex-direction: column !important;
  overflow: hidden !important;
  flex-wrap: nowrap !important;
}

.settings#tool-bar-settings-two:not(.hidden) { display: flex !important; }

.v2-settings-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--bar-h);
  box-sizing: border-box;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--surface2);
}

.v2-settings-title {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-dim);
}

.v2-settings-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 4px;
  font-size: 14px;
  color: var(--text-dim);
  text-decoration: none;
  transition: background 0.12s, color 0.12s;
}

.v2-settings-close:hover { background: var(--surface3); color: var(--text); }

.settings#tool-bar-settings-two .settings_items {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.settings#tool-bar-settings-two .settings_items::-webkit-scrollbar { width: 4px; }
.settings#tool-bar-settings-two .settings_items::-webkit-scrollbar-track { background: transparent; }
.settings#tool-bar-settings-two .settings_items::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

.settings#tool-bar-settings-two .settings-section { border-bottom: 1px solid var(--border); }

.settings#tool-bar-settings-two .settings-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 16px;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-dim);
  background: var(--surface);
  transition: background 0.12s;
  user-select: none;
}

.settings#tool-bar-settings-two .settings-section-title:hover { background: var(--surface2); }

.settings#tool-bar-settings-two .accordion-arrow {
  font-size: 9px;
  color: var(--text-mute);
  transition: transform 0.2s;
}

.settings#tool-bar-settings-two .settings-section-content {
  padding: 8px 16px 12px;
  background: var(--surface);
}

.settings#tool-bar-settings-two .settings-section-content.collapsed { display: none; }

.settings#tool-bar-settings-two .settings_setting {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.settings#tool-bar-settings-two .settings-label {
  flex: 1;
  min-width: 0;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-dim);
  margin-bottom: 0;
}

.settings#tool-bar-settings-two .number-input,
.settings#tool-bar-settings-two select,
.settings#tool-bar-settings-two input[type="text"],
.settings#tool-bar-settings-two input[type="number"] {
  width: 145px;
  flex-shrink: 0;
  box-sizing: border-box;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--text);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 5px 8px;
  height: 28px;
  outline: none;
  transition: border-color 0.12s;
}

.settings#tool-bar-settings-two .number-input:focus,
.settings#tool-bar-settings-two select:focus,
.settings#tool-bar-settings-two input[type="text"]:focus,
.settings#tool-bar-settings-two input[type="number"]:focus {
  border-color: var(--accent-b);
  background: var(--surface3);
}

.settings#tool-bar-settings-two .gdt-symbols-table { width: 100%; font-size: 12px; border-collapse: collapse; }

.settings#tool-bar-settings-two .gdt-symbols-table th {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-mute);
  padding: 4px 6px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.settings#tool-bar-settings-two .gdt-symbols-table td {
  padding: 4px 6px;
  font-size: 12px;
  font-family: var(--sans);
  font-weight: 400;
  color: var(--text-dim);
  border-bottom: 1px solid var(--surface3);
}

.settings#tool-bar-settings-two .gdt-input-char {
  width: 44px !important;
  height: 24px !important;
  font-size: 11px;
  padding: 2px 4px;
  text-align: center;
}
.settings#tool-bar-settings-two .gdt-input-symbol {
  width: 44px !important;
  height: 24px !important;
  font-family: "MyDimFont", "Segoe UI Symbol", "Noto Sans Symbols", var(--mono) !important;
  font-size: 16px !important;
  padding: 2px 4px;
  text-align: center;
}

.settings#tool-bar-settings-two .copy-btn {
  font-family: var(--sans);
  font-size: 11px;
  padding: 2px 6px;
  height: 24px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 3px;
  cursor: pointer;
  color: var(--text-dim);
  transition: background 0.12s;
}

.settings#tool-bar-settings-two .copy-btn:hover {
  background: var(--a2-bg);
  border-color: var(--accent);
  color: var(--accent);
}

.settings#tool-bar-settings-two .gdt-filter-bar { display: flex; gap: 6px; margin-bottom: 8px; }

/* ══════════════════════════════════════════════════════
   SYMBOLS PANEL  (mirrors settings panel exactly)
══════════════════════════════════════════════════════ */
.settings#gdt-symbols-panel {
  display: none !important;
  position: fixed !important;
  top: var(--nav-h) !important;
  right: 0 !important; left: auto !important;
  width: var(--set-w) !important;
  height: calc(100vh - var(--nav-h)) !important;
  max-height: none !important;
  margin: 0 !important;
  background: var(--surface) !important;
  border: none !important;
  border-left: 1px solid var(--border) !important;
  border-right: 1px solid var(--border2) !important;
  box-shadow: -4px 0 20px rgba(0,0,0,0.15) !important;
  z-index: 1100 !important;
  flex-direction: column !important;
  overflow: hidden !important;
  flex-wrap: nowrap !important;
}
.settings#gdt-symbols-panel:not(.hidden) { display: flex !important; }

#gdt-symbols-panel .settings_items { flex: 1; overflow-y: auto; padding: 8px 0; }
#gdt-symbols-panel .settings_items::-webkit-scrollbar { width: 4px; }
#gdt-symbols-panel .settings_items::-webkit-scrollbar-track { background: transparent; }
#gdt-symbols-panel .settings_items::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

#gdt-symbols-panel .gdt-filter-bar { display: flex; gap: 6px; margin: 8px 16px 10px; }
#gdt-symbols-panel .gdt-filter-bar .number-input { flex: 1; width: auto !important; box-sizing: border-box; font-family: var(--sans); font-size: 11px; color: var(--text); background: var(--surface2); border: 1px solid var(--border); border-radius: 4px; padding: 5px 8px; height: 28px; outline: none; }
#gdt-symbols-panel .gdt-filter-bar .number-input:focus { border-color: var(--accent-b); }
#gdt-symbols-panel .copy-btn { font-family: var(--sans); font-size: 11px; padding: 3px 7px; background: var(--surface2); border: 1px solid var(--border); border-radius: 4px; cursor: pointer; color: var(--text-dim); transition: background 0.12s; }
#gdt-symbols-panel .copy-btn:hover { background: var(--a2-bg); border-color: var(--accent); color: var(--accent); }

#gdt-symbols-panel .gdt-symbols-table { width: calc(100% - 32px); margin: 0 16px; font-size: 12px; border-collapse: collapse; }
#gdt-symbols-panel .gdt-symbols-table th { font-family: var(--sans); font-size: 11px; font-weight: 500; color: var(--text-mute); padding: 4px 6px 6px; text-align: left; border-bottom: 1px solid var(--border); }
#gdt-symbols-panel .gdt-symbols-table td { padding: 5px 6px; font-size: 12px; font-family: var(--sans); font-weight: 400; color: var(--text-dim); border-bottom: 1px solid var(--surface3); }
#gdt-symbols-panel .gdt-input-char { width: 52px !important; height: 24px !important; font-family: var(--sans); font-size: 11px; background: var(--surface2); border: 1px solid var(--border); border-radius: 4px; padding: 2px 4px; box-sizing: border-box; }
#gdt-symbols-panel .gdt-input-symbol { width: 52px !important; height: 28px !important; font-family: "MyDimFont", "Segoe UI Symbol", "Noto Sans Symbols", var(--mono) !important; font-size: 18px !important; background: var(--surface2); border: 1px solid var(--border); border-radius: 4px; padding: 2px 4px; box-sizing: border-box; text-align: center; }

/* ══════════════════════════════════════════════════════
   CANVAS AREA  (canvas + side drawer, flex row)
══════════════════════════════════════════════════════ */
.v2-canvas-area {
  flex: 1;
  display: flex;
  flex-direction: row;
  overflow: hidden;
  min-height: 0;
}

/* ══════════════════════════════════════════════════════
   ITEM EDIT PANEL (sidebar, below table)
══════════════════════════════════════════════════════ */
.item-edit-popup {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* body/footer hidden until an item is selected */
.item-edit-popup .popup-body { display: none; }
.item-edit-popup .popup-footer { display: none; }
.item-edit-popup.visible .popup-body { display: block; overflow-y: visible; }
.item-edit-popup.visible .popup-footer { display: flex; }

.popup-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.popup-balloon-badge {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--balloon);
  flex-shrink: 0;
}

.popup-title-text {
  flex: 1;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-mute);
}

.popup-close-btn {
  background: none;
  border: none;
  font-size: 16px;
  color: var(--text-dim);
  cursor: pointer;
  padding: 2px 4px;
  line-height: 1;
  transition: color 0.12s;
  border-radius: 3px;
  font-family: var(--sans);
  text-transform: none;
  letter-spacing: 0;
}

.popup-close-btn:hover { color: var(--text); background: var(--surface3); }

.popup-body {
  padding: 8px 10px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.popup-body::-webkit-scrollbar { width: 4px; }
.popup-body::-webkit-scrollbar-track { background: transparent; }
.popup-body::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

.popup-field { margin-bottom: 5px; }

.popup-field label {
  display: block;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-mute);
  margin-bottom: 3px;
}

.popup-field input,
.popup-field select,
.popup-field textarea {
  width: 100%;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--text);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 7px;
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}

.popup-field input:focus,
.popup-field select:focus,
.popup-field textarea:focus {
  border-color: var(--accent-b);
  background: var(--surface3);
}

.popup-field select option { background: var(--surface2); color: var(--text); }

.popup-field textarea {
  height: 44px;
  resize: vertical;
  font-size: 11px;
  line-height: 1.5;
}

.popup-field-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 5px;
  align-items: flex-end;
}

.popup-field-row .popup-field { margin-bottom: 0; flex: 1 1 80px; min-width: 0; }
.popup-field-row .popup-field-sm { flex: 1 1 70px; }
.popup-field-row .popup-field-xs { flex: 0 1 56px; }

.popup-divider { height: 1px; background: var(--border); margin: 2px 0 12px; }

/* Row-group: invisible in sidebar, becomes a single flex row in bottom layout */
.popup-row-group { display: contents; }

.popup-footer {
  display: flex;
  gap: 6px;
  padding: 6px 10px;
  border-top: 1px solid var(--border);
  background: var(--surface2);
}

.popup-btn {
  flex: 1;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  border: 1px solid var(--border2);
  background: var(--surface3);
  color: var(--text-dim);
  border-radius: 5px;
  padding: 5px 10px;
  cursor: pointer;
  transition: all 0.12s;
}

.popup-btn:hover { background: var(--surface2); color: var(--text); }

.popup-btn.primary {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
  font-weight: 600;
}

.popup-btn.primary:hover { filter: brightness(1.12); }

.popup-btn.danger {
  color: var(--balloon);
  border-color: var(--a-bg);
  background: var(--a-bg);
}

.popup-btn.danger:hover {
  background: rgba(216,58,58,0.20);
  border-color: var(--balloon);
}

/* ══════════════════════════════════════════════════════
   OPTION-F LAYOUT — Left rail + workspace
══════════════════════════════════════════════════════ */

/* Left rail: 48px icon strip, as a card with margin inset */
.v2-left-rail {
  position: relative !important;
  flex-shrink: 0;
  width: var(--rail-w);
  min-width: var(--rail-w);
  /* inset from edges matching workspace padding */
  margin: 12px 0 12px 12px;
  height: calc(100% - 24px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px 0;
  gap: 2px;
  overflow: hidden;
  top: auto !important; left: auto !important;
  align-self: flex-start;
}

.v2-left-rail.hidden { display: none !important; }

.v2-rail-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  flex-shrink: 0;
}

.v2-rail-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.v2-rail-btn:hover {
  background: var(--surface2);
  border-color: var(--border);
  color: var(--text);
}

.v2-rail-btn.selected,
.v2-rail-btn.active,
#rectangle-button.selected,
#rectangle-button.active,
#auto-capture-button.selected,
#auto-capture-button.active {
  background: var(--sel-bg);
  border-color: var(--accent);
  color: var(--accent);
}

/* Panel toggle: highlighted when panel is hidden */
html[data-panel-layout="hidden"] .v2-rail-panel-toggle {
  background: var(--sel-bg);
  border-color: var(--accent);
  color: var(--accent);
}

/* Workspace: fills right of rail, provides padding for card layout */
.v2-workspace {
  flex: 1;
  display: flex;
  flex-direction: row;
  overflow: hidden;
  min-width: 0;
  padding: 12px;
  gap: 10px;
  background: var(--bg);
}

/* Sidebar: flex-col, holds table card + edit card */
.v2-sidebar {
  flex-shrink: 0;
  width: var(--side-w);
  min-width: var(--side-w);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  background: transparent;
  border: none;
  gap: 8px;
}

/* Table panel: card fills most of sidebar */
.v2-table-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Panel header: icon + label + count + action icons */
.v2-panel-hdr {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 10px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0;
}

.v2-panel-icon {
  width: 14px;
  height: 14px;
  color: var(--text-mute);
  flex-shrink: 0;
}

.v2-panel-title {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-dim);
  flex: 1;
}

.v2-panel-count {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-mute);
  background: var(--surface3);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1px 7px;
  min-width: 24px;
  text-align: center;
}

.v2-panel-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}

.v2-panel-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 5px;
  color: var(--text-mute);
  text-decoration: none;
  transition: background 0.12s, color 0.12s;
}

.v2-panel-btn svg { width: 13px; height: 13px; }
.v2-panel-btn:hover { background: var(--surface3); color: var(--text-dim); }
.v2-panel-btn.active { background: var(--sel-bg); color: var(--accent); }

/* Tool-aware placement bar: hide all data-tool groups by default, show when tool active */
.v2-placement-bar [data-tool] { display: none; }

/* Balloon tool: Next # + balloon controls only */
html[data-active-tool="balloon"] .v2-placement-bar .v2-cg[data-tool~="balloon"] { display: flex; }
html[data-active-tool="balloon"] .v2-placement-bar .v2-cb-sep[data-tool~="balloon"] { display: block; }

/* Auto tool: same groups as balloon */
html[data-active-tool="auto"] .v2-placement-bar .v2-cg[data-tool~="auto"] { display: flex; }
html[data-active-tool="auto"] .v2-placement-bar .v2-cb-sep[data-tool~="auto"] { display: block; }

/* Text tool: note controls only */
html[data-active-tool="text"] .v2-placement-bar .v2-cg[data-tool~="text"] { display: flex; }

/* Draw rect tool */
html[data-active-tool="drawrect"] .v2-placement-bar .v2-cg[data-tool~="drawrect"] { display: flex; }

/* Select tool: all groups with section labels; balloon group shows Size only */
html[data-active-tool="select"] .v2-placement-bar .v2-cg[data-tool~="select"] { display: flex; }
html[data-active-tool="select"] .v2-placement-bar .v2-cb-sep[data-tool~="select"] { display: block; }
html[data-active-tool="select"] .v2-placement-bar .v2-cg-label { display: block; }
html[data-active-tool="select"] .v2-placement-bar .v2-cg[data-tool~="balloon"] .v2-ctl:not(:has(#font-size)) { display: none; }

/* Section labels: hidden by default, shown only in select mode */
.v2-cg-label {
  display: none;
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-mute);
  padding-right: 6px;
  border-right: 1px solid var(--border);
  margin-right: 2px;
  align-self: center;
  white-space: nowrap;
}

/* Click-to-place hint in placement bar */
.v2-pb-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.v2-pb-hint svg {
  width: 14px;
  height: 14px;
  fill: var(--accent);
  flex-shrink: 0;
}

/* Column header row */
.v2-col-hdr {
  display: grid;
  grid-template-columns: 34px 1fr 14px;
  align-items: center;
  height: 22px;
  padding: 0 6px 0 0;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.v2-col-hdr span {
  font-family: var(--sans);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-mute);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.v2-ch-num { text-align: center; padding: 0 2px; }
.v2-ch-feature { padding: 0 4px; }
.v2-ch-dot { width: 16px; }

/* Item row: 3-column grid (# | feature | color dot) */
.v2-item-row {
  display: grid;
  grid-template-columns: 34px 1fr 14px;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  cursor: pointer;
  transition: background 0.1s;
  min-height: 0;
  padding-right: 6px;
}

.v2-item-row:hover { background: var(--surface); }

.v2-item-row.v2-row-active {
  background: var(--sel-bg);
}

.v2-item-num {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--border);
  padding: 3px 0;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  /* color set inline per item */
}

.v2-item-feature {
  min-width: 0;
  font-family: "MyDimFont", "Segoe UI Symbol", "Noto Sans Symbols", var(--mono);
  font-size: 18px;
  color: var(--text);
  padding: 5px 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.v2-item-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid rgba(0,0,0,0.10);
  flex-shrink: 0;
  justify-self: center;
}

/* Right column: placement bar card + drawing panel card */
.v2-right-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  gap: 8px;
}

/* Placement bar: card, same role as old canvas bar */
.v2-placement-bar {
  display: flex;
  flex-direction: row;
  align-items: center;
  flex-shrink: 0;
  height: var(--bar-h);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0 12px;
  gap: 0;
  overflow: hidden;
}

/* Drawing panel: card, fills remaining height, position:relative for float chrome */
.v2-drawing-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  min-height: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Float chrome pills: page nav and zoom/rotation */
.v2-float-chrome {
  position: absolute;
  z-index: 1000;
  display: flex;
  flex-direction: row;
  gap: 4px;
  pointer-events: none;
}

.v2-fc-tl { top: 10px; left: 10px; }
.v2-fc-tr { top: 10px; right: 10px; }
.v2-fc-bl { bottom: 10px; left: 10px; }
.v2-fc-br { bottom: 10px; right: 10px; }

.v2-fc-pill {
  pointer-events: auto;
  display: flex;
  align-items: center;
  /* background is set per-theme via top-of-file rule + dark override */
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 6px;
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* Unified nav pill — contains all three controls */
.v2-fc-nav {
  gap: 0;
  padding: 5px 10px;
}

.v2-fc-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 0 4px;
}

.v2-fc-lbl {
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-mute);
  white-space: nowrap;
  line-height: 1;
}

.v2-fc-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
  flex-shrink: 0;
  align-self: center;
}

.v2-fc-select {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  background-color: transparent;
  /* Custom chevron so the controls read as dropdowns (appearance:none removes the native one) */
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='10'%20height='10'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%235b6270'%20stroke-width='3'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpolyline%20points='6%209%2012%2015%2018%209'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  background-size: 9px;
  border: 1px solid transparent;
  border-radius: 5px;
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  padding: 4px 18px;
  text-align: center;
  text-align-last: center;
  transition: background-color 0.12s ease, border-color 0.12s ease;
}

.v2-fc-select:hover {
  background-color: var(--surface3);
  border-color: var(--border2);
}

.v2-fc-select:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent2);
}

.v2-fc-select option {
  background: var(--surface2);
  color: var(--text);
  text-align: left;
}

/* Suppress fixed-position tooltip popups — use native title tooltips instead */
.tool_tip_text { display: none !important; }

/* Item rows background */
.v2-item-row { background: var(--surface); }
.v2-item-row:hover { background: var(--surface2); }

/* ══════════════════════════════════════════════════════
   INFO POPUP
══════════════════════════════════════════════════════ */
.info-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 560px;
  max-height: calc(100vh - var(--nav-h) - 40px);
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.7);
  padding: 20px;
  z-index: 9500;
  display: none;
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.6;
}

.info-popup h3 {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text-mute);
  margin: 14px 0 6px;
}

.info-popup h3:first-child { margin-top: 0; }
.info-popup ul { padding-left: 16px; margin: 0; }
.info-popup li { margin-bottom: 5px; }
.info-popup a { color: var(--accent); }

/* ══════════════════════════════════════════════════════
   BACKUP BROWSER MODAL
══════════════════════════════════════════════════════ */
.backup-modal {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.75);
  z-index: 10000;
}

.backup-modal-content {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.8);
  width: 90%;
  max-width: 600px;
  max-height: 80%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  font-family: var(--sans);
  font-size: 13px;
}

.backup-modal-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface2);
}

.backup-modal-title {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.backup-modal-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--text-dim);
  padding: 0;
  width: 24px; height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.backup-modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.backup-file-item {
  padding: 12px;
  border: 1px solid var(--border2);
  border-radius: 4px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.backup-file-item:hover { background: var(--surface2); border-color: var(--border); }
.backup-file-item.current-drawing { background: var(--a2-bg); border-color: var(--accent-b); }
.backup-file-item.current-drawing:hover { background: var(--sel-bg); border-color: var(--accent); }
.backup-file-name { font-size: 14px; font-weight: 500; color: var(--text); font-family: var(--sans); }
.backup-file-meta { font-size: 12px; color: var(--text-dim); margin-top: 4px; font-family: var(--sans); }

/* ══════════════════════════════════════════════════════
   GLOBAL SCROLLBARS
══════════════════════════════════════════════════════ */
.v2-layout ::-webkit-scrollbar { width: 4px; height: 4px; }
.v2-layout ::-webkit-scrollbar-track { background: transparent; }
.v2-layout ::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ══════════════════════════════════════════════════════
   THEME TOGGLE BUTTON (nav bar)
══════════════════════════════════════════════════════ */
.nav-theme-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text-dim);
  cursor: pointer;
  margin: 0 6px;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  flex-shrink: 0;
}
.nav-theme-btn:hover { background: var(--surface3); border-color: var(--border2); color: var(--accent); }
.nav-theme-btn svg { width: 15px; height: 15px; fill: currentColor; }

/* Default (light): show moon icon (click → dark). Dark override: show sun (click → light). */
.nav-theme-btn .icon-sun { display: none; }
.nav-theme-btn .icon-moon { display: block; }
html[data-theme="dark"] .nav-theme-btn .icon-sun { display: block; }
html[data-theme="dark"] .nav-theme-btn .icon-moon { display: none; }

/* Nav spacer — pushes right-side items to the far right */
.nav-spacer { flex: 1; min-width: 0; }

/* ══════════════════════════════════════════════════════
   DARK THEME OVERRIDES
══════════════════════════════════════════════════════ */
html[data-theme="dark"] {
  --bg:        #0c0f18;
  --surface:   #181c27;
  --surface2:  #1e2333;
  --surface3:  #252d3d;
  --border:    #2a3148;
  --border2:   #3a4564;
  --text:      #cdd6f4;
  --text-dim:  #99a8cc;
  --text-mute: #7a8aaa;
  --accent:    #4a9eff;
  --accent2:   rgba(74,158,255,0.15);
  --accent-b:  #2a6abf;
  --balloon:   #e8474c;
  --balloon-orange: #ffc659;
  --green:     #3dd68c;
  --a-bg:      rgba(232,71,76,0.12);
  --a2-bg:     rgba(74,158,255,0.12);
  --danger-bg: rgba(232,71,76,0.14);
  --select:    #4a9eff;
  --sel-bg:    rgba(232, 177, 74, 0.18);
}

html[data-theme="dark"] body { background: var(--bg); }

html[data-theme="dark"] .v2-canvas {
  background: radial-gradient(circle, #232b40 1px, transparent 1px) var(--bg);
  background-size: 24px 24px;
}

html[data-theme="dark"] .v2-fc-pill {
  background: rgba(24, 28, 39, 0.88);
}

/* Lighter chevron for the dark pill background */
html[data-theme="dark"] .v2-fc-select {
  background-image: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='10'%20height='10'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%2399a8cc'%20stroke-width='3'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpolyline%20points='6%209%2012%2015%2018%209'/%3E%3C/svg%3E");
}

html[data-theme="dark"] .nav .logo { color: var(--accent); }

html[data-theme="dark"] .v2-item-dot { border-color: rgba(255,255,255,0.15); }
html[data-theme="dark"] .v2-item-row { background: var(--surface2); }
html[data-theme="dark"] .v2-item-row:hover { background: var(--surface3); }
/* Selection must out-specify the plain dark row rule above (which has the
   extra `html` element selector), so the selected row stays differentiated.
   A left accent bar makes it clearly readable against the faint sel-bg tint. */
html[data-theme="dark"] .v2-item-row.v2-row-active {
  background: var(--accent2);
  box-shadow: inset 3px 0 0 var(--accent);
}
html[data-theme="dark"] .v2-layout { background: var(--bg); }

/* ══════════════════════════════════════════════════════
   PANEL LAYOUT MODES
══════════════════════════════════════════════════════ */

/* Active button highlight */
html:not([data-panel-layout]) .v2-layout-btn-left,
html[data-panel-layout="left"] .v2-layout-btn-left,
html[data-panel-layout="bottom"] .v2-layout-btn-bottom,
html[data-panel-layout="hidden"] .v2-layout-btn-hidden {
  color: var(--accent);
  background: var(--accent2);
}

/* ── Bottom layout ── */
html[data-panel-layout="bottom"] .v2-workspace {
  flex-direction: column;
}
html[data-panel-layout="bottom"] .v2-right-col {
  order: 1;
  flex: 1;
  min-height: 0;
}
html[data-panel-layout="bottom"] .v2-sidebar {
  order: 2;
  width: 100%;
  min-width: 0;
  flex-direction: row;
  height: 300px;
  flex-shrink: 0;
  overflow: hidden;
}
html[data-panel-layout="bottom"] .v2-table-panel {
  flex: 1;
  min-width: 0;
  min-height: 0;
}
html[data-panel-layout="bottom"] .item-edit-popup {
  display: none;
  width: 580px;
  min-width: 400px;
  flex-shrink: 0;
  height: 100%;
  overflow: hidden;
}
html[data-panel-layout="bottom"] .item-edit-popup.visible {
  display: flex;
}
html[data-panel-layout="bottom"] .item-edit-popup.visible .popup-body {
  overflow-y: auto;
  padding: 6px 8px;
}
/* Compact field sizing so all rows fit without scrolling */
html[data-panel-layout="bottom"] .popup-field { margin-bottom: 4px; }
html[data-panel-layout="bottom"] .popup-field label { font-size: 9px; margin-bottom: 1px; }
html[data-panel-layout="bottom"] .popup-field input,
html[data-panel-layout="bottom"] .popup-field select { padding: 2px 5px; }
html[data-panel-layout="bottom"] .popup-field textarea { height: 26px; resize: none; padding: 2px 5px; }
html[data-panel-layout="bottom"] .popup-field-row { margin-bottom: 4px; gap: 4px; }
/* Expand row-groups into single flex rows */
html[data-panel-layout="bottom"] .popup-row-group {
  display: flex;
  flex-wrap: nowrap;
  gap: 5px;
  margin-bottom: 4px;
  align-items: flex-end;
}
html[data-panel-layout="bottom"] .popup-row-group .popup-field-row { display: contents; }
html[data-panel-layout="bottom"] .popup-row-group > .popup-field {
  flex: 1 1 70px;
  min-width: 0;
  margin-bottom: 0;
}

/* ── Hidden layout ── */
html[data-panel-layout="hidden"] .v2-sidebar {
  display: none;
}

/* Show-panel button in placement bar: visible only when panel is hidden */
/* ══════════════════════════════════════════════════════
   GLOBAL RESET  (was in style.css)
══════════════════════════════════════════════════════ */
* { padding: 0; margin: 0; box-sizing: border-box; }
*:focus { outline: none; }

/* ══════════════════════════════════════════════════════
   CANVAS CONTAINER  (Fabric.js canvas wrapper)
══════════════════════════════════════════════════════ */
.canvas-container {
  margin: 20px auto;
  z-index: 900;
  display: none;
  border: 3px solid var(--border);
  position: relative;
  background-color: var(--surface);
  box-shadow: 0 2px 10px rgba(0,0,0,0.5);
  overflow: auto;
  padding: 0;
  width: fit-content;
  height: fit-content;
}
.canvas-container .upper-canvas,
.canvas-container .lower-canvas {
  position: absolute;
  left: 0; top: 0;
}

/* ══════════════════════════════════════════════════════
   FILE ACCESS & AUTOSAVE STATUS
══════════════════════════════════════════════════════ */
.file-btn {
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border2);
  border-radius: 4px;
  background: var(--surface2);
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  white-space: nowrap;
  font-family: var(--sans);
}
.file-btn:hover { background: var(--surface3); border-color: var(--border); }
.file-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Inline autosave badge (shown in nav dropdown) */
.autosave-status {
  display: inline-block;
  margin-left: 10px;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 500;
  text-transform: uppercase;
  font-family: var(--sans);
}
.autosave-status.active      { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.autosave-status.inactive    { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.autosave-status.needs-setup { background: #fff3cd; color: #856404; border: 1px solid #ffeaa7; }

/* ══════════════════════════════════════════════════════
   SHARED FORM INPUTS
   Used inside settings panel, template manager, etc.
══════════════════════════════════════════════════════ */
.number-input {
  width: 80px;
  height: var(--input-height);
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: var(--input-radius);
  font-size: 13px;
  color: var(--text);
  background: var(--surface);
  font-family: var(--sans);
  transition: border-color 0.15s, background 0.15s;
}
.number-input:hover  { border-color: var(--border2); }
.number-input:focus  { border-color: var(--accent-b); box-shadow: 0 0 0 2px var(--accent2); }

/* ══════════════════════════════════════════════════════
   TEMPLATE MANAGER MODAL
   Extends .backup-modal; uses the same structural pattern.
══════════════════════════════════════════════════════ */
#template-modal .backup-modal-content { max-width: 900px; }
.backup-modal-body #tmpl-table-container { overflow-x: auto; }

.tm-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  gap: 8px;
}
.tm-helper { color: var(--text-dim); font-size: 12px; font-family: var(--sans); }
.tm-actions { display: flex; gap: 8px; align-items: center; }
.tm-actions .number-input { font-size: 12px; height: 28px; padding: 4px 10px; width: auto !important; }

.tm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  table-layout: fixed;
}
.tm-th {
  text-align: left;
  background: var(--surface2);
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-weight: 600;
  font-family: var(--sans);
}
.tm-th.center { text-align: center; }
.tm-th.left   { text-align: left; }

.tm-td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
  font-weight: 600;
  font-size: 13px;
  font-family: var(--sans);
}
.tm-td.center { text-align: center; }
.tm-td.left   { text-align: left; }
.tm-td .number-input              { width: auto !important; font-size: 12px; height: 24px; padding: 2px 8px; }
.tm-td .number-input + .number-input { margin-left: 6px; }

/* Icon buttons inside template manager table cells */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: 3px;
  cursor: pointer;
  padding: 0;
}
.icon-btn:hover             { background: var(--surface3); border-color: var(--border2); }
.icon-btn svg               { width: 16px; height: 16px; fill: var(--text-dim); }
.icon-btn:hover svg         { fill: var(--text); }
.tm-td .icon-btn + .icon-btn { margin-left: 6px; }

/* Destructive (Delete) variant */
.icon-btn.danger            { border-color: #f1c2c2; background: #fff5f5; }
.icon-btn.danger svg        { fill: #d54b4b; }
.icon-btn.danger:hover      { background: #ffeaea; border-color: #e79d9d; }
.icon-btn.danger:hover svg  { fill: #b42424; }

/* Primary (Add) variant */
.icon-btn.primary           { border-color: rgba(74,158,255,0.6); background: rgba(74,158,255,0.08); }
.icon-btn.primary svg       { fill: var(--accent); }
.icon-btn.primary:hover     { background: rgba(74,158,255,0.15); border-color: rgba(74,158,255,0.9); }
.icon-btn.primary[disabled],
.icon-btn.primary[disabled]:hover {
  opacity: 0.5; cursor: not-allowed;
  background: rgba(74,158,255,0.08); border-color: rgba(74,158,255,0.3);
}

/* Inline edit inputs inside table rows */
.tm-input {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  height: 26px;
  font-size: 13px;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--surface);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 600;
}
.tm-input:focus       { border-color: var(--accent-b); box-shadow: 0 0 0 2px var(--accent2); }
.tm-input.invalid     { border-color: #d54b4b; background: #fff5f5; }
.tm-input.invalid:focus { border-color: #d54b4b; box-shadow: 0 0 0 2px rgba(213,75,75,0.15); }
.tm-td.center .tm-input { text-align: center; }

/* Fixed column widths */
#tmpl-table th:nth-child(1), #tmpl-table td:nth-child(1) { width: 45%; }
#tmpl-table th:nth-child(2), #tmpl-table td:nth-child(2) { width: 220px; }
#tmpl-table th:nth-child(3), #tmpl-table td:nth-child(3) { width: 80px; }
#tmpl-table th:nth-child(4), #tmpl-table td:nth-child(4) { width: 140px; }

/* Inline editor row (expands below selected row) */
.tm-editor {
  margin-top: 0;
  padding: 6px 0 12px 16px;
  border-bottom: 1px solid var(--border);
}
.tm-editor:last-of-type { border-bottom: 1px solid var(--border); }
.tm-row-editing .tm-td  { border-bottom: 0 !important; }
.tm-badge-warning {
  display: inline-block; margin-left: 6px;
  background: #fff5e0; color: #a86a00; font-size: 10px;
  padding: 2px 6px; border: 1px solid #f3d49b; border-radius: 10px;
  vertical-align: middle;
}
.tm-hint        { color: var(--text-dim); font-size: 11px; font-family: var(--sans); }
.tm-editor-title { font-weight: 600; margin-bottom: 8px; color: var(--text); font-family: var(--sans); }

.tm-editor-grid {
  display: grid;
  grid-template-columns: 1fr 160px;
  gap: 8px;
  align-items: center;
}
.tm-editor-grid .number-input { width: 160px !important; }
.tm-editor-actions {
  margin-top: 10px;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.tm-editor-actions .number-input { width: auto !important; padding: 4px 12px; height: 28px; font-size: 12px; }

/* Two-column editor layout */
.tm-edit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.tm-edit-left, .tm-edit-right { min-width: 0; }

/* Meta / header section (left column) */
.tm-meta-row {
  display: grid;
  grid-template-columns: auto auto;
  column-gap: 16px; row-gap: 12px;
  align-items: end;
  padding: 8px 0;
}
.tm-head-box  { grid-column: 1 / -1; padding: 10px 8px; background: var(--surface2); border: 1px solid var(--border); border-radius: 4px; }
.tm-head-box .tm-section-label { margin-bottom: 8px; }
.tm-head-row  { display: flex; flex-direction: column; gap: 8px; }
.tm-head-row .tm-input { width: 140px; text-transform: uppercase; }
.tm-field { min-width: 0; }
.tm-field label    { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 4px; font-weight: 600; font-family: var(--sans); }
.tm-field .tm-input { width: 180px; height: 26px; }
.tm-field-grow { min-width: 0; }

/* Mapping section (right column) */
.tm-map-row  { display: block; padding: 10px 8px; background: var(--surface2); border: 1px solid var(--border); border-radius: 4px; }
.tm-section-label { font-weight: 600; color: var(--text); margin-bottom: 8px; font-family: var(--sans); }
.tm-map-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.tm-map-col  { display: flex; flex-direction: column; gap: 6px; }
.tm-map-pair { display: flex; align-items: center; gap: 6px; }
.tm-map-pair .tm-lab   { width: 96px; font-size: 12px; color: var(--text-dim); font-weight: 600; font-family: var(--sans); }
.tm-map-pair .tm-input { width: 64px; text-transform: uppercase; }

/* Responsive breakpoints */
@media (max-width: 1100px) {
  .tm-map-grid, .tm-edit-grid { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .tm-meta-row { grid-template-columns: 1fr; }
}