/* Flapart — Flaptown Design v5 app chrome.
   Standard: FlaptownDesign/v5/STANDARD.md. Tokens and material recipes are copied from the shared v5 sheet
   (flaptown.com/v5/flaptown-v5.css) so this editor stays self-contained wherever it is served.
   One light, top left. The painting canvas is the person's work: no glass, filters or tints over it. */
@font-face {
  font-family: "Syne Mono";
  src: url("./SyneMono-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
:root {
  color-scheme: dark;
  --onyx: #0e1010; --plate: #161818; --plate-hi: #1b1e1e; --pocket: #080909; --mocha: #412828;
  --clay: #a46f67; --rose: #b7958c; --oak: #c9bab0; --rose2: #b19a98; --mauve: #6a4f5c; --dusty: #937f6d;
  --dim: #737078; --indigo: #3e4158;
  --done: #9ea3c8; --working: #d4b07a; --failed: #e07a62;
  --ease: cubic-bezier(.45, .1, .25, 1);
  --carve: 0 -1px 1px #000000f2, -1px -1px 1px #000000a6, 0 1px 0 #c9bab052;
  --font: "Syne Mono", ui-monospace, "DejaVu Sans Mono", monospace;
  --grain-h: repeating-linear-gradient(0deg, #c9bab003 0 1px, transparent 1px 3px);
  --grain-v: repeating-linear-gradient(90deg, #c9bab003 0 1px, transparent 1px 3px);
  --key-h: 36px;
  font-family: var(--font);
  font-synthesis: none;
  font-size: 13px;
  line-height: 20px;
  color: var(--oak);
  background: var(--onyx);
}
* , *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--onyx);
  color: var(--oak);
  text-shadow: var(--carve);
  -webkit-font-smoothing: antialiased;
}
body, body * { font-family: var(--font); font-weight: 400; }
::selection { background: var(--mauve); color: var(--oak); }
button, input, select, textarea { font: inherit; color: inherit; }
button, a, input, select, summary { touch-action: manipulation; }
a { color: var(--rose); text-decoration-color: color-mix(in srgb, var(--clay) 60%, transparent); text-underline-offset: 4px; }
a:hover { color: var(--oak); }
:focus-visible,
button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible, select:focus-visible {
  outline: 2px solid var(--oak);
  outline-offset: 2px;
}
h1, h2, h3, h4 { font-weight: 400; }

/* ---------- keys: every button is a physical key ---------- */
button {
  --c: var(--dim); --f: #3e415833;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: var(--key-h); padding: 0 12px; border-radius: 6px; cursor: pointer;
  font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap;
  background: var(--f); color: var(--oak); text-shadow: var(--carve);
  border: 1.5px solid color-mix(in srgb, var(--c) 70%, transparent);
  box-shadow: 0 3px 0 #000, 0 6px 14px #00000099, inset 0 1px 0 #c9bab00f;
  transition: background-color .14s ease, border-color .14s ease, transform .08s ease, box-shadow .08s ease, opacity .2s;
}
button:hover { border-color: var(--c); background: color-mix(in srgb, var(--f) 100%, #c9bab0 6%); }
button:active:not(:disabled) { transform: translateY(2px); box-shadow: 0 1px 0 #000, inset 0 1px 0 #c9bab00a; }
button:disabled { opacity: .38; cursor: default; transform: none; }
button.primary { --c: var(--rose); --f: #b7958c26; }
/* a key that is latched down: the active tool */
button.active, button[aria-pressed="true"][data-tool] {
  --c: var(--rose); --f: #a46f6733;
  transform: translateY(2px);
  box-shadow: 0 1px 0 #000, inset 0 1px 0 #c9bab00a, inset 0 0 10px #a46f6740;
}

/* ---------- fields ---------- */
input:not([type="range"]):not([type="checkbox"]):not([type="color"]), select, textarea {
  min-height: var(--key-h); padding: 6px 10px; border-radius: 6px;
  color: var(--oak); caret-color: var(--rose); background: var(--pocket); text-shadow: none;
  border: 1px solid #000; border-bottom-color: var(--mocha);
  box-shadow: inset 0 3px 6px -2px #000000e6, inset 0 1px 0 #000, 0 1px 0 #c9bab00f;
}
input::placeholder, textarea::placeholder { color: var(--dusty); }
select { cursor: pointer; }
input[type="checkbox"] { accent-color: var(--clay); width: 18px; height: 18px; margin: 0; flex: none; }
/* colour well: a pocket holding the person's chosen colour, shown true */
input[type="color"] {
  display: block; width: 100%; height: 40px; padding: 4px; margin-top: 6px; cursor: pointer;
  background: var(--pocket); border: 0; border-radius: 6px;
  box-shadow: inset 0 3px 6px -2px #000000e6, inset 0 1px 0 #000, inset 0 -1px 0 var(--mocha);
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 3px; }
input[type="color"]::-moz-color-swatch { border: 0; border-radius: 3px; }
/* sliders: a milled groove and a small key to slide */
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 28px; margin: 0; background: transparent; cursor: pointer; accent-color: var(--clay); }
input[type="range"]::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: var(--pocket); box-shadow: inset 0 2px 3px #000, inset 0 -1px 0 var(--mocha); }
input[type="range"]::-moz-range-track { height: 6px; border-radius: 3px; background: var(--pocket); box-shadow: inset 0 2px 3px #000, inset 0 -1px 0 var(--mocha); }
input[type="range"]::-moz-range-progress { height: 6px; border-radius: 3px; background: var(--rose2); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 14px; height: 22px; margin-top: -8px; border-radius: 4px;
  background: var(--plate-hi) linear-gradient(180deg, #c9bab01a, transparent 60%); border: 1.5px solid #737078b3;
  box-shadow: 0 2px 0 #000, 0 4px 8px #000000b3;
}
input[type="range"]::-moz-range-thumb {
  width: 14px; height: 22px; border-radius: 4px;
  background: var(--plate-hi); border: 1.5px solid #737078b3; box-shadow: 0 2px 0 #000, 0 4px 8px #000000b3;
}
input[type="range"]:hover::-webkit-slider-thumb { border-color: var(--rose); }
output { color: var(--oak); font-size: 11px; letter-spacing: .04em; }

/* labels: uppercase plate engraving */
label {
  display: block; margin: 12px 0;
  font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; color: var(--rose);
}
label output { float: right; color: var(--oak); text-transform: none; }
label input[type="range"], label select, label input[type="number"], label input[type="text"], label input:not([type]) {
  display: block; width: 100%; margin-top: 6px; text-transform: none; letter-spacing: 0;
}
/* checkbox rows read as rows, not engravings */
label:has(> input[type="checkbox"]) {
  display: flex; align-items: center; gap: 10px; min-height: 32px;
  font-size: 13px; line-height: 20px; letter-spacing: 0; text-transform: none; color: var(--oak);
}

/* ---------- instrument bar ---------- */
header {
  position: relative; z-index: 2;
  height: 56px; display: flex; align-items: center; gap: 10px; padding: 0 10px;
  background: var(--plate) var(--grain-h);
  box-shadow: inset 0 1px 0 #c9bab014, inset 0 -1px 0 #000000cc, 0 2px 0 #000, 0 8px 18px #00000099;
}
/* a 36px window in the bar */
.brand, .tag, .status > span, .canvasbar output, .canvasbar #dimensions, .name {
  position: relative; display: inline-flex; align-items: center; height: 36px; padding: 0 12px;
  background: var(--onyx) linear-gradient(180deg, #c9bab012 0%, #c9bab005 40%, transparent 41%);
  border: 1px solid var(--mocha); border-radius: 8px;
  box-shadow: inset 0 1px 0 #c9bab01f, inset 0 -2px 6px #00000099, 0 1px 2px #000;
}
.brand { gap: 10px; font-size: 15px; letter-spacing: .04em; color: var(--oak); text-decoration: none; }
.brand:hover { color: var(--oak); border-color: #a46f6799; }
.brand img { width: 20px; height: 20px; display: block; filter: drop-shadow(0 -1px 1px #000000f2) drop-shadow(0 1px 0 #c9bab052); }
.tag { color: var(--dusty); font-size: 11px; letter-spacing: .04em; }
header nav { margin-left: auto; display: flex; align-items: center; gap: 10px; }
header nav a {
  display: inline-flex; align-items: center; height: 36px; padding: 0 12px; border-radius: 6px;
  font-size: 12px; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; color: var(--rose);
}
header nav a:hover { color: var(--oak); background: #c9bab00a; }

/* ---------- file rail: a second plate of keys ---------- */
.filebar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px;
  background: var(--plate) var(--grain-h);
  border-top: 1px solid #000; box-shadow: inset 0 1px 0 #c9bab00d, 0 2px 0 #000;
  position: relative; z-index: 1;
}
.name {
  gap: 10px; margin: 0 auto 0 0; padding: 0 0 0 12px;
  font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; color: var(--rose);
}
.name input {
  width: 180px; height: 34px; min-height: 0; margin: 0; padding: 0 10px; border: 0; border-left: 1px solid var(--mocha);
  border-radius: 0 7px 7px 0; background: var(--pocket); text-transform: none; letter-spacing: 0; font-size: 13px;
  box-shadow: inset 0 2px 5px -2px #000000e6;
}

/* ---------- workspace: plate, well, plate ---------- */
.workspace {
  height: calc(100dvh - 112px);
  min-height: 480px;
  display: grid;
  grid-template-columns: 196px minmax(200px, 1fr) 248px;
}
.tools, .layers-panel {
  padding: 15px 12px; overflow: auto; position: relative;
  background: var(--plate) var(--grain-v);
  scrollbar-width: thin; scrollbar-color: var(--mocha) transparent;
}
.tools { box-shadow: inset -1px 0 0 #000, inset -2px 0 0 #c9bab00a; }
.layers-panel { box-shadow: inset 1px 0 0 #000, inset 2px 0 0 #c9bab00a; }
/* tool keys sit in a pocket */
#tools {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 15px; padding: 8px;
  background: var(--pocket); border-radius: 12px;
  box-shadow: inset 0 4px 10px -3px #000000e6, inset 0 2px 0 #000, inset 4px 0 8px -5px #000000b3, inset -4px 0 8px -5px #000000b3, inset 0 -1px 0 var(--mocha);
}
#tools button { padding: 0 4px; font-size: 11px; letter-spacing: .06em; min-width: 0; }

.studio { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--onyx); padding: 8px; gap: 8px; }
.canvasbar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 6px 8px;
  background: var(--plate) var(--grain-h); border-radius: 10px;
  box-shadow: inset 0 1px 0 #c9bab014, inset 0 -1px 0 #00000099, 0 2px 0 #000, 0 6px 14px #00000080;
}
.canvasbar button { padding: 0 12px; }
#zoom-out, #zoom-in { width: 36px; padding: 0; font-size: 16px; border-radius: 999px; }
.canvasbar output { justify-content: center; min-width: 64px; font-size: 13px; letter-spacing: 0; color: var(--oak); }
.canvasbar #dimensions { margin-left: auto; color: var(--dusty); font-size: 11px; letter-spacing: .04em; }
.canvasbar #dimensions:empty { display: none; }
/* the well: the deep floor the painting rests on */
#viewport {
  flex: 1; overflow: hidden; position: relative; touch-action: none; min-height: 240px; outline-offset: -3px;
  border-radius: 12px;
  background: radial-gradient(120% 80% at 50% 0%, #121414 0%, #0a0b0b 60%, #060707 100%);
  box-shadow: inset 0 10px 24px -8px #000000f2, inset 0 2px 0 #000, inset 0 -1px 0 var(--mocha);
}
/* the painting: colour-true; the checkerboard only shows transparency */
#canvas-wrap {
  position: absolute; left: 0; top: 0; transform-origin: 0 0;
  box-shadow: 0 0 0 1px #000, 0 8px 28px #000000cc;
  background: conic-gradient(#ccc 25%, #eee 0 50%, #ccc 0 75%, #eee 0) 0 0/20px 20px;
}
canvas { display: block; }
#overlay { position: absolute; left: 0; top: 0; pointer-events: none; }
#canvas-wrap.grid { background-size: 10px 10px; }

/* status: lamp and words in windows */
.status { display: flex; justify-content: space-between; gap: 8px; min-height: 36px; font-size: 13px; }
.status > span { min-width: 0; gap: 10px; color: var(--oak); overflow: hidden; }
.status > span > span:not(.led) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.status .saved { color: var(--dusty); }
.led {
  display: inline-block; width: 7px; height: 7px; border-radius: 999px; flex: none; background: #0a0b0b;
  box-shadow: 0 0 0 1.5px #050606, 0 1px 0 2px #c9bab012, inset 0 1px 2px #000;
}
.led.on {
  background: radial-gradient(circle at 35% 35%, #f6c9b8 0%, #e07a62 55%, #a46f67 100%);
  box-shadow: 0 0 0 1.5px #050606, 0 1px 0 2px #c9bab012, 0 0 6px 1px #e07a6299; animation: led-on .28s var(--ease);
}
.led.cool.on {
  background: radial-gradient(circle at 35% 35%, #e3e6f6 0%, #9ea3c8 55%, #3e4158 100%);
  box-shadow: 0 0 0 1.5px #050606, 0 1px 0 2px #c9bab012, 0 0 6px 1px #9ea3c899;
}
@keyframes led-on { 0% { transform: scale(.2); opacity: 0; } 60% { opacity: 1; transform: scale(1.15); } }

/* ---------- layers: a list pocket of tiles ---------- */
.panel-title {
  display: flex; align-items: center; gap: 10px; margin-bottom: 4px;
  font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; color: var(--rose);
}
.panel-title::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--mocha), transparent); box-shadow: 0 1px 0 #000; order: 1; }
.panel-title button { order: 2; width: 36px; padding: 0; border-radius: 999px; font-size: 16px; }
.hint { color: var(--dusty); font-size: 11px; line-height: 16px; letter-spacing: .04em; margin: 8px 0; }
#layers {
  position: relative; display: flex; flex-direction: column; gap: 6px; padding: 8px; margin: 10px 0 12px;
  max-height: 40vh; overflow-y: auto; overscroll-behavior: contain;
  background: var(--pocket); border-radius: 6px;
  box-shadow: inset 0 12px 12px -8px #000000f2, inset 0 2px 0 #000, inset 6px 0 10px -6px #000000b3, inset -6px 0 10px -6px #000000b3, inset 0 -12px 12px -9px #000000e6, inset 0 -1px 0 var(--mocha);
  scrollbar-width: thin; scrollbar-color: var(--mocha) transparent;
}
.layer {
  display: flex; align-items: center; gap: 4px; padding: 4px; border-radius: 3px;
  background: var(--plate); box-shadow: 0 1px 0 #000, 0 2px 4px #000000b3, inset 0 1px 0 #c9bab012;
}
.layer.selected { background: var(--plate-hi); box-shadow: 0 1px 0 #000, 0 2px 4px #000000b3, inset 0 1px 0 #c9bab012, inset 0 0 0 1px #a46f6799; }
.layer button { box-shadow: none; border: 0; background: transparent; min-height: 36px; }
.layer button:active:not(:disabled) { transform: translateY(1px); box-shadow: none; }
.layer .layer-name {
  flex: 1; justify-content: flex-start; overflow: hidden; text-overflow: ellipsis; text-align: left; white-space: nowrap;
  font-size: 13px; line-height: 20px; letter-spacing: 0; text-transform: none; padding: 0 8px; display: block;
}
.layer .layer-name[aria-pressed="true"] { color: var(--oak); }
.layer .layer-name[aria-pressed="false"] { color: var(--rose); }
/* visibility: a lamp, lit while the layer shows (the ● / ○ stays for assistive tech via its label) */
.layer .visibility { position: relative; width: 36px; min-width: 36px; padding: 0; color: transparent; text-shadow: none; font-size: 0; }
.layer .visibility::before {
  content: ""; width: 7px; height: 7px; border-radius: 999px; background: #0a0b0b;
  box-shadow: 0 0 0 1.5px #050606, 0 1px 0 2px #c9bab012, inset 0 1px 2px #000;
}
.layer .visibility[aria-pressed="true"]::before {
  background: radial-gradient(circle at 35% 35%, #e3e6f6 0%, #9ea3c8 55%, #3e4158 100%);
  box-shadow: 0 0 0 1.5px #050606, 0 1px 0 2px #c9bab012, 0 0 6px 1px #9ea3c899;
}
.layer-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.layer-actions button { padding: 0 6px; min-width: 0; }
#layer-delete { --c: var(--clay); }

/* drawers */
details {
  margin-top: 15px; padding: 10px; border-radius: 10px;
  background: #0b0c0c; box-shadow: inset 0 2px 6px -2px #000000e6, inset 0 -1px 0 var(--mocha);
}
summary {
  display: flex; align-items: center; gap: 8px; min-height: 32px; cursor: pointer; list-style: none;
  font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; color: var(--rose);
}
summary::-webkit-details-marker { display: none; }
summary::before { content: ""; width: 0; height: 0; border-left: 5px solid var(--clay); border-top: 4px solid transparent; border-bottom: 4px solid transparent; transition: transform .2s var(--ease); }
details[open] > summary::before { transform: rotate(90deg); }
summary:hover { color: var(--oak); }
details button { margin: 8px 0 0; width: 100%; }
.layers-panel details { display: block; }

/* swatches: little chips of the person's colours, shown true */
.swatches {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 15px; padding: 8px;
  background: var(--pocket); border-radius: 12px;
  box-shadow: inset 0 4px 10px -3px #000000e6, inset 0 2px 0 #000, inset 0 -1px 0 var(--mocha);
}
.swatches button {
  min-height: 28px; padding: 0; border-radius: 3px; border: 0;
  box-shadow: 0 1px 0 #000, 0 2px 4px #000000b3, inset 0 0 0 1px #00000066, inset 0 1px 0 #ffffff26;
}
.swatches button:hover { box-shadow: 0 1px 0 #000, 0 2px 4px #000000b3, 0 0 0 1px var(--rose); }
.swatches button:active:not(:disabled) { transform: translateY(1px); box-shadow: 0 0 0 #000; }

/* ---------- dialogs: a raised plate ---------- */
dialog {
  max-width: min(560px, 92vw); width: 480px; padding: 25px; border: 0; border-radius: 12px; color: var(--oak);
  background: var(--plate) var(--grain-h);
  box-shadow: inset 0 1px 0 #c9bab01f, inset 0 -1px 0 #00000099, 0 3px 0 #000, 0 24px 60px #000000e6, 0 0 0 1px #000;
}
dialog::backdrop { background: #050606cc; }
dialog h2 { font-size: 18px; line-height: 26px; font-weight: 400; margin: 0 0 15px; }
dialog p { font-size: 13px; line-height: 20px; color: var(--rose); }
dialog label input, dialog label select { width: 100%; display: block; margin-top: 6px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 25px; }
#dialog-body { max-height: 65dvh; overflow: auto; padding: 2px; }
#dialog-body pre { white-space: pre-wrap; line-height: 20px; font: inherit; }
.warning { color: var(--working); }

/* ---------- smaller screens ---------- */
@media (max-width: 1000px) {
  .tag { display: none; }
  .workspace { grid-template-columns: 150px minmax(200px, 1fr) 206px; }
  .tools, .layers-panel { padding: 10px 8px; }
}
@media (max-width: 900px), (pointer: coarse) {
  :root { --key-h: 44px; }
  .name input { height: 42px; }
}
@media (max-width: 720px) {
  header { height: 56px; padding: 0 8px; gap: 8px; }
  header nav { gap: 2px; }
  header nav a { padding: 0 8px; height: 44px; }
  .brand { padding: 0 10px; }
  .filebar { padding: 8px; gap: 6px; }
  .filebar button { padding: 0 10px; font-size: 11px; letter-spacing: .06em; flex: 1 1 auto; }
  .name { width: 100%; margin: 0 0 2px; height: 44px; }
  .name input { flex: 1; width: auto; }
  .workspace { height: auto; min-height: 0; grid-template-columns: 96px minmax(0, 1fr); align-items: start; }
  .tools { align-self: stretch; }
  .tools { grid-row: 1/3; padding: 8px 6px; }
  #tools { grid-template-columns: 1fr; padding: 6px; gap: 6px; }
  #tools button { font-size: 10px; letter-spacing: .04em; padding: 0 2px; }
  .studio { height: 62dvh; min-height: 350px; padding: 6px; gap: 6px; }
  .layers-panel { grid-column: 2; box-shadow: inset 0 1px 0 #000; }
  .tools label:has(> input[type="checkbox"]) { flex-wrap: wrap; align-items: flex-start; gap: 4px 6px; font-size: 11px; line-height: 16px; }
  .status { flex-direction: column; gap: 6px; }
  .canvasbar #dimensions { display: none; }
  .canvasbar { gap: 6px; padding: 6px; }
  .canvasbar button { padding: 0 8px; font-size: 11px; }
  #zoom-out, #zoom-in { width: 44px; }
  .canvasbar output { min-width: 52px; padding: 0 6px; }
  .tools label, .tools details { font-size: 11px; }
  .swatches { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 380px) {
  header { gap: 6px; padding: 0 6px; }
  .brand { gap: 6px; padding: 0 8px; font-size: 13px; }
  header nav a { padding: 0 5px; font-size: 11px; letter-spacing: 0; }
  #help { padding: 0 8px; font-size: 11px; letter-spacing: .04em; }
}
@media (min-width: 721px) {
  body { height: 100dvh; display: flex; flex-direction: column; overflow: hidden; }
  header { flex-shrink: 0; }
  main { min-height: 0; flex: 1; display: flex; flex-direction: column; }
  .filebar { flex-shrink: 0; }
  .workspace { flex: 1; height: auto; min-height: 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* the page's heading is the brand in the top bar; the wrapper adds meaning, not layout */
.brand-h { display: contents; margin: 0; font: inherit; }