/* ============================================================
   Atelier — gedeeld design-systeem voor alle modules
   Donker UI-thema, geïnspireerd op professionele DTP-software
   ============================================================ */

:root {
  --bg: #1e1e1e;
  --bg-deep: #141414;
  --panel: #252526;
  --panel-2: #2d2d2e;
  --border: #3a3a3a;
  --border-light: #4a4a4a;
  --text: #d4d4d4;
  --text-dim: #9a9a9a;
  --text-bright: #ffffff;
  --accent: #4da3ff;           /* per module overschreven */
  --accent-dim: #2a5a8f;
  --danger: #e05252;
  --radius: 4px;
  --menubar-h: 38px;
  --statusbar-h: 26px;
  --toolbar-w: 48px;
  --panels-w: 264px;
  --font-ui: "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "Cascadia Code", Consolas, monospace;
  --font-display: "Didot", "Bodoni MT", "Cormorant Garamond", "Georgia", serif;
}

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

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 13px;
  user-select: none;
}

/* ---------- App-raamwerk ---------- */
.app {
  display: grid;
  grid-template-rows: var(--menubar-h) 1fr var(--statusbar-h);
  grid-template-columns: var(--toolbar-w) 1fr var(--panels-w);
  grid-template-areas:
    "menubar menubar menubar"
    "toolbar canvas  panels"
    "status  status  status";
  height: 100vh;
}

.menubar   { grid-area: menubar; }
.toolbar   { grid-area: toolbar; }
.canvas-area { grid-area: canvas; position: relative; overflow: hidden; background: var(--bg-deep); }
.panels    { grid-area: panels; }
.statusbar { grid-area: status; }

/* ---------- Menubalk ---------- */
.menubar {
  display: flex;
  align-items: center;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 0 8px;
  gap: 2px;
  z-index: 100;
}
.menubar .app-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--accent);
  padding: 0 12px 0 4px;
  white-space: nowrap;
}
.menubar .app-badge a { color: var(--text-dim); text-decoration: none; font-weight: 400; }
.menubar .app-badge a:hover { color: var(--text-bright); }

.menu-item { position: relative; }
.menu-item > button {
  background: none;
  border: none;
  color: var(--text);
  font: inherit;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: var(--radius);
}
.menu-item > button:hover, .menu-item.open > button {
  background: var(--panel-2);
  color: var(--text-bright);
}
.menu-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  box-shadow: 0 6px 20px rgba(0,0,0,.5);
  padding: 4px;
  z-index: 200;
}
.menu-item.open .menu-dropdown { display: block; }
.menu-dropdown button {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  background: none;
  border: none;
  color: var(--text);
  font: inherit;
  text-align: left;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 3px;
}
.menu-dropdown button:hover { background: var(--accent-dim); color: var(--text-bright); }
.menu-dropdown button .shortcut { color: var(--text-dim); font-size: 11px; }
.menu-dropdown hr { border: none; border-top: 1px solid var(--border); margin: 4px 6px; }

/* ---------- Gereedschapsbalk (links) ---------- */
.toolbar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 8px 0;
  overflow-y: auto;
}
.tool-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  font-size: 16px;
}
.tool-btn:hover { background: var(--panel-2); color: var(--text-bright); }
.tool-btn.active { background: var(--accent-dim); color: var(--text-bright); box-shadow: inset 0 0 0 1px var(--accent); }
.tool-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.toolbar hr { width: 24px; border: none; border-top: 1px solid var(--border); margin: 4px 0; }

/* ---------- Panelen (rechts) ---------- */
.panels {
  background: var(--panel);
  border-left: 1px solid var(--border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.panel {
  border-bottom: 1px solid var(--border);
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-dim);
  cursor: pointer;
}
.panel-header:hover { color: var(--text-bright); }
.panel-body { padding: 8px 12px 12px; }
.panel.collapsed .panel-body { display: none; }

/* ---------- Formulier-elementen ---------- */
.row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.row label { flex: 0 0 auto; color: var(--text-dim); font-size: 12px; min-width: 64px; }
.row .grow { flex: 1; }

input[type="text"], input[type="number"], select, textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font: inherit;
  padding: 4px 8px;
  width: 100%;
  min-width: 0;
}
input:focus, select:focus, textarea:focus { outline: 1px solid var(--accent); }
/* Visible keyboard focus for every interactive control (WCAG 2.4.7/2.4.11) */
button:focus-visible, .icon-btn:focus-visible, .tool-btn:focus-visible,
.menu-item > button:focus-visible, .menu-dropdown button:focus-visible,
.panel-header:focus-visible, .item-list .item:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
input[type="range"] { width: 100%; accent-color: var(--accent); }
input[type="color"] {
  width: 28px; height: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: none;
  padding: 2px;
  cursor: pointer;
}
input[type="checkbox"] { accent-color: var(--accent); }

.btn {
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  color: var(--text);
  font: inherit;
  padding: 5px 12px;
  cursor: pointer;
}
.btn:hover { background: var(--border); color: var(--text-bright); }
.btn.primary { background: var(--accent-dim); border-color: var(--accent); color: var(--text-bright); }
.btn.primary:hover { background: var(--accent); }
.btn.small { padding: 2px 8px; font-size: 12px; }

/* ---------- Statusbalk ---------- */
.statusbar {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--panel);
  border-top: 1px solid var(--border);
  padding: 0 12px;
  font-size: 12px;
  color: var(--text-dim);
}
.statusbar .spacer { flex: 1; }

/* ---------- Lijsten (lagen, pagina's) ---------- */
.item-list { display: flex; flex-direction: column; gap: 2px; }
.item-list .item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid transparent;
}
.item-list .item:hover { background: var(--panel-2); }
.item-list .item.active { background: var(--accent-dim); border-color: var(--accent); color: var(--text-bright); }
.item-list .item .thumb {
  width: 36px; height: 28px;
  background: repeating-conic-gradient(#666 0 25%, #999 0 50%) 0 0 / 10px 10px;
  border: 1px solid var(--border-light);
  border-radius: 2px;
  flex: 0 0 auto;
  object-fit: contain;
}
.item-list .item .name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item-list .item .icon-btn { opacity: .6; }
.item-list .item .icon-btn:hover { opacity: 1; }

.icon-btn {
  background: none; border: none; color: inherit;
  cursor: pointer; font-size: 13px; padding: 2px 4px; border-radius: 3px;
}
.icon-btn:hover { background: var(--panel-2); }

/* ---------- Dialogen ---------- */
dialog {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 20px;
  min-width: 360px;
  box-shadow: 0 10px 40px rgba(0,0,0,.6);
}
dialog::backdrop { background: rgba(0,0,0,.55); }
dialog h2 { font-size: 15px; margin-bottom: 14px; color: var(--text-bright); }
dialog .dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* ---------- Canvas-hulpmiddelen ---------- */
.checker {
  background: repeating-conic-gradient(#2a2a2a 0 25%, #333 0 50%) 0 0 / 16px 16px;
}
.zoom-indicator {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: rgba(0,0,0,.6);
  padding: 3px 8px;
  border-radius: var(--radius);
  font-size: 11px;
  pointer-events: none;
}

/* ---------- Scrollbars ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #5a5a5a; }

/* ---------- Command palette (Ctrl/Cmd+Shift+P of Ctrl+K) ---------- */
.cmdk-overlay {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,.45);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 12vh;
}
.cmdk-overlay[hidden] { display: none; }
.cmdk-box {
  width: min(560px, 92vw);
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
  overflow: hidden;
  display: flex; flex-direction: column;
  max-height: 66vh;
}
.cmdk-input {
  width: 100%; border: none; border-bottom: 1px solid var(--border);
  background: var(--bg); color: var(--text-bright);
  font: inherit; font-size: 15px; padding: 14px 16px; border-radius: 0;
}
.cmdk-input:focus { outline: none; }
.cmdk-list { overflow-y: auto; padding: 6px; }
.cmdk-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 6px; cursor: pointer;
}
.cmdk-item.sel { background: var(--accent-dim); }
.cmdk-item .cmdk-grp {
  flex: 0 0 auto; font-size: 11px; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: .5px; min-width: 64px;
}
.cmdk-item .cmdk-lbl { flex: 1; color: var(--text-bright); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cmdk-item .cmdk-sc { flex: 0 0 auto; font-size: 11px; color: var(--text-dim); font-family: var(--font-mono); }
.cmdk-empty { padding: 18px 16px; color: var(--text-dim); text-align: center; }

/* ---------- Toast-meldingen ---------- */
#toast-container {
  position: fixed;
  bottom: 40px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
}
.toast {
  background: var(--panel-2);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 10px 16px;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
  animation: toast-in .2s ease-out;
}
@keyframes toast-in { from { transform: translateY(10px); opacity: 0; } }

/* Respect reduced-motion preference (WCAG 2.3.3) */
@media (prefers-reduced-motion: reduce) {
  .toast { animation: none; }
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
}