/* Amr SVG Editor - Web Edition. (c) 2026 Niyyasoft. */

:root {
  --bg: #F4F2F7; --bg-alt: #FFFFFF; --panel: #FFFFFF; --panel-hi: #ECE8F2;
  --border: #D8D2E2; --text: #241C2E; --text-dim: #6B6279;
  --accent: #E040C0; --accent-hi: #7B5BE8; --canvas: #E8E4EE;
  --checker-a: #FFFFFF; --checker-b: #E4E0EC;
  --tag: #C2185B; --attr: #A15C00; --value: #1B7A3E; --comment: #8A8397; --decl: #5B3FBF;
  --danger: #C62828; --ok: #1B7A3E;
  --shadow: 0 10px 40px rgba(20, 10, 30, .22);
  --radius: 8px;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "Cascadia Mono", Consolas, "JetBrains Mono", Menlo, monospace;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg: #141019; --bg-alt: #1B1522; --panel: #1F1828; --panel-hi: #2A2137;
  --border: #332A42; --text: #EDE9F2; --text-dim: #9A90AB;
  --accent: #E040C0; --accent-hi: #F0648C; --canvas: #0F0B14;
  --checker-a: #3A3247; --checker-b: #2C2637;
  --tag: #F0648C; --attr: #F7B267; --value: #8BD5A0; --comment: #6F6382; --decl: #9C84F2;
  --danger: #FF6B81; --ok: #8BD5A0;
  --shadow: 0 12px 48px rgba(0, 0, 0, .55);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { background: var(--bg); color: var(--text); font: 13px/1.4 var(--font); overflow: hidden; }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }
.grow { flex: 1; }

/* ---------- layout ---------- */
.app { display: grid; height: 100vh; grid-template-rows: auto auto auto 1fr auto; }
.workspace { display: grid; min-height: 0;
  grid-template-columns: 46px var(--outline-w, 240px) minmax(0, 1fr) var(--inspector-w, 300px); }
.app.no-outline .workspace { grid-template-columns: 46px 0 minmax(0, 1fr) var(--inspector-w, 300px); }
.app.no-inspector .workspace { grid-template-columns: 46px var(--outline-w, 240px) minmax(0, 1fr) 0; }
.app.no-outline.no-inspector .workspace { grid-template-columns: 46px 0 minmax(0, 1fr) 0; }
.app.no-outline .outline, .app.no-inspector .inspector { display: none; }

/* ---------- menu bar ---------- */
.menubar { display: flex; align-items: center; gap: 4px; padding: 2px 8px;
  background: var(--bg-alt); border-bottom: 1px solid var(--border); height: 34px; }
.brand { display: flex; align-items: center; gap: 8px; padding: 0 10px 0 2px;
  color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: .2px; }
.brand img { border-radius: 5px; }
.menus { display: flex; gap: 2px; }
.menu-btn { background: none; border: 0; padding: 5px 11px; border-radius: 5px; cursor: pointer; }
.menu-btn:hover, .menu-btn[aria-expanded="true"] { background: var(--panel-hi); }
.doc-title { margin-left: auto; color: var(--text-dim); font-size: 12px; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; max-width: 40vw; }

.menu-pop { position: fixed; z-index: 60; min-width: 250px; padding: 6px;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); }
.menu-item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 6px 10px;
  border: 0; background: none; border-radius: 5px; cursor: pointer; text-align: left; }
.menu-item:hover:not(:disabled), .menu-item:focus-visible { background: var(--accent); color: #fff; outline: none; }
.menu-item:disabled { color: var(--text-dim); cursor: default; }
.menu-item .ico { width: 16px; height: 16px; flex: none; opacity: .9; }
.menu-item .key { margin-left: auto; padding-left: 24px; color: var(--text-dim); font-size: 12px; }
.menu-item:hover:not(:disabled) .key { color: #ffe3f5; }
.menu-item .tick { width: 16px; text-align: center; }
.menu-sep { height: 1px; margin: 5px 8px; background: var(--border); }

/* ---------- toolbars ---------- */
.toolbar { display: flex; align-items: center; gap: 3px; padding: 4px 8px;
  background: var(--bg-alt); border-bottom: 1px solid var(--border); overflow-x: auto; }
.toolbar .sep { width: 1px; height: 22px; background: var(--border); margin: 0 5px; flex: none; }
.tb { display: inline-grid; place-items: center; width: 34px; height: 32px; flex: none;
  border: 1px solid transparent; border-radius: 6px; background: none; cursor: pointer; color: var(--text); }
.tb svg { width: 20px; height: 20px; }
.tb:hover:not(:disabled) { background: var(--panel-hi); border-color: var(--border); }
.tb.on, .tb[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.tb:disabled { opacity: .35; cursor: default; }
.toolbar .spacer { flex: 1; }

.optionsbar { display: flex; align-items: center; gap: 14px; padding: 5px 12px;
  background: var(--bg-alt); border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.optionsbar .lbl { color: var(--text-dim); font-weight: 600; }
.optionsbar label { display: flex; align-items: center; gap: 6px; }
.optionsbar input[type="number"] { width: 64px; }

.toolbox { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 6px 0;
  background: var(--bg-alt); border-right: 1px solid var(--border); overflow-y: auto; }
.toolbox .sep { width: 24px; height: 1px; background: var(--border); margin: 5px 0; }

/* ---------- inputs ---------- */
input[type="text"], input[type="number"], input[type="search"], input[type="password"], select, textarea.plain {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 5px 8px; min-width: 0; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px; }
input[type="color"] { width: 28px; height: 26px; padding: 1px; border: 1px solid var(--border);
  border-radius: 6px; background: var(--panel); cursor: pointer; }
.swatch-field { display: inline-flex; gap: 4px; align-items: center; }
.swatch-field input[type="text"] { width: 86px; font-family: var(--mono); font-size: 12px; }
label.check { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
input[type="checkbox"] { accent-color: var(--accent); width: 15px; height: 15px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 6px 14px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--panel-hi); font-weight: 600; cursor: pointer; }
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.accent:hover:not(:disabled) { background: var(--accent-hi); border-color: var(--accent-hi); }
.btn.danger { color: var(--danger); }
.btn.sm { padding: 3px 9px; font-weight: 500; }
.btn.icon-only { padding: 3px 8px; }

/* ---------- panels ---------- */
.panel { display: flex; flex-direction: column; min-width: 0; min-height: 0;
  background: var(--panel); border-right: 1px solid var(--border); }
.inspector { border-right: 0; border-left: 1px solid var(--border); }
.panel-head { padding: 8px 12px; font-size: 11px; font-weight: 700; letter-spacing: 1px;
  background: var(--bg-alt); border-bottom: 1px solid var(--border); color: var(--text-dim); }
.outline input[type="search"] { margin: 7px; }

.tree { list-style: none; margin: 0; padding: 0 4px 10px; overflow: auto; flex: 1; }
.tree ul { list-style: none; margin: 0; padding-left: 14px; }
.node { display: flex; align-items: center; gap: 5px; padding: 3px 6px; border-radius: 4px;
  cursor: pointer; white-space: nowrap; overflow: hidden; }
.node:hover { background: var(--panel-hi); }
.node.sel { background: var(--accent); color: #fff; }
.node .twisty { width: 12px; flex: none; color: var(--text-dim); font-size: 10px; text-align: center; }
.node.sel .twisty, .node.sel .nid, .node.sel .extra { color: #ffe3f5; }
.node .ico { width: 14px; height: 14px; flex: none; opacity: .85; }
.node .tag { font-weight: 600; }
.node .extra { color: var(--text-dim); overflow: hidden; text-overflow: ellipsis; }
.node .nid { margin-left: auto; padding-left: 8px; color: var(--text-dim); font-size: 12px; }
.tree li.collapsed > ul { display: none; }

.inspector-body { overflow: auto; padding: 9px; flex: 1; }
.group { border: 1px solid var(--border); border-radius: 7px; padding: 10px 10px 8px; margin-bottom: 10px; }
.group > h3 { margin: -18px 0 8px; padding: 0 5px; width: max-content; font-size: 12px;
  color: var(--text-dim); background: var(--panel); }
.row { display: grid; grid-template-columns: 96px minmax(0, 1fr); align-items: center; gap: 6px; margin-bottom: 6px; }
.row > span { color: var(--text-dim); }
.row input[type="text"], .row input[type="number"], .row select { width: 100%; }
.row .swatch-field { width: 100%; }
.row .swatch-field input[type="text"] { flex: 1; width: auto; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.attr-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.attr-table td { padding: 2px; }
.attr-table td:first-child { width: 38%; }
.attr-table input { width: 100%; font-family: var(--mono); font-size: 12px; padding: 3px 5px; }
.muted { color: var(--text-dim); }
.empty-note { color: var(--text-dim); padding: 6px 2px 10px; }

/* ---------- centre ---------- */
.center { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.tabs { display: flex; background: var(--bg-alt); border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab { display: flex; align-items: center; gap: 8px; padding: 7px 10px 7px 14px; cursor: pointer;
  color: var(--text-dim); border-bottom: 2px solid transparent; white-space: nowrap; }
.tab:hover { color: var(--text); background: var(--panel-hi); }
.tab.active { color: var(--text); background: var(--bg); border-bottom-color: var(--accent); }
.tab .x { border: 0; background: none; color: var(--text-dim); width: 18px; height: 18px;
  border-radius: 4px; cursor: pointer; line-height: 1; }
.tab .x:hover { background: var(--panel-hi); color: var(--text); }
.tab .dirty { color: var(--accent); }

.split { display: flex; flex: 1; min-height: 0; }
.split.vertical { flex-direction: column; }
/* minmax(0, 1fr), not 1fr: the ruler canvases size their bitmaps from their own
   client size, and an `auto` minimum would let that bitmap grow the track on
   every redraw (a feedback loop on high-DPI screens) */
.canvas-wrap { position: relative; flex: 1 1 60%; min-width: 120px; min-height: 120px; overflow: hidden;
  display: grid; grid-template-columns: 20px minmax(0, 1fr); grid-template-rows: 20px minmax(0, 1fr); }
.app.no-rulers .canvas-wrap { grid-template-columns: 0 minmax(0, 1fr); grid-template-rows: 0 minmax(0, 1fr); }
.app.no-rulers .ruler, .app.no-rulers .ruler-corner { display: none; }
.ruler { background: var(--bg-alt); display: block; min-width: 0; min-height: 0; }
.ruler.h { grid-column: 2; grid-row: 1; width: 100%; height: 20px; border-bottom: 1px solid var(--border); }
.ruler.v { grid-column: 1; grid-row: 2; width: 20px; height: 100%; border-right: 1px solid var(--border); }
.ruler-corner { grid-column: 1; grid-row: 1; background: var(--bg-alt); border: 0 solid var(--border);
  border-width: 0 1px 1px 0; }
.stage { grid-column: 2; grid-row: 2; position: relative; overflow: hidden; background: var(--canvas);
  outline: none; cursor: default; touch-action: none; }
.stage.tool-hand, .stage.panning { cursor: grab; }
.stage.panning:active { cursor: grabbing; }
.stage.tool-draw { cursor: crosshair; }
.world { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.page { position: absolute; left: 0; top: 0; box-shadow: 0 2px 18px rgba(0, 0, 0, .35);
  outline: 1px solid rgba(128, 120, 140, .45); }
.page.checker { background-color: var(--checker-a);
  background-image: linear-gradient(45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(-45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--checker-b) 75%),
    linear-gradient(-45deg, transparent 75%, var(--checker-b) 75%);
  background-size: var(--ck, 16px) var(--ck, 16px);
  background-position: 0 0, 0 calc(var(--ck, 16px) / 2), calc(var(--ck, 16px) / 2) calc(var(--ck, 16px) / -2), calc(var(--ck, 16px) / -2) 0; }
.page.solid { background: #fff; }
.page.grid::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(to right, rgba(128, 110, 150, .28) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(128, 110, 150, .28) 1px, transparent 1px);
  background-size: var(--grid, 20px) var(--grid, 20px); }
.docHost { position: absolute; left: 0; top: 0; line-height: 0; }
/* the view sizes the drawing through CSS so the document itself is never edited */
.docHost > svg { display: block; overflow: visible; width: var(--dw) !important; height: var(--dh) !important; }
.overlay { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.drop-hint { position: absolute; inset: 20px 0 0 20px; display: none; place-items: center;
  font-size: 18px; font-weight: 700; color: #fff; background: rgba(224, 64, 192, .28);
  border: 3px dashed var(--accent); pointer-events: none; }
.canvas-wrap.dragging .drop-hint { display: grid; }

.splitter { flex: 0 0 5px; background: var(--border); cursor: col-resize; }
.split.vertical .splitter { cursor: row-resize; }
.splitter:hover, .splitter:focus-visible { background: var(--accent); outline: none; }
.source { display: flex; flex-direction: column; flex: 1 1 40%; min-width: 160px; min-height: 100px; }
.app.no-source .source, .app.no-source .splitter { display: none; }

/* ---------- code editor ---------- */
.code { position: relative; flex: 1; display: flex; min-height: 0; background: var(--panel);
  font: 12.5px/1.55 var(--mono); }
.gutter { flex: none; min-width: 44px; padding: 8px 8px 8px 0; text-align: right; color: var(--comment);
  background: var(--bg-alt); border-right: 1px solid var(--border); overflow: hidden; user-select: none;
  white-space: pre; }
.gutter .cur { color: var(--accent); }
.code-scroll { position: relative; flex: 1; min-width: 0; overflow: hidden; }
.highlight, #sourceText { position: absolute; inset: 0; margin: 0; padding: 8px 10px;
  font: inherit; white-space: pre; tab-size: 2; overflow: auto; border: 0; }
.highlight { pointer-events: none; color: var(--text); overflow: hidden; }
#sourceText { resize: none; background: transparent; color: transparent; caret-color: var(--text);
  outline: none; z-index: 1; }
#sourceText::selection { background: rgba(224, 64, 192, .35); color: transparent; }
.hl-tag { color: var(--tag); font-weight: 600; }
.hl-attr { color: var(--attr); }
.hl-val { color: var(--value); }
.hl-com { color: var(--comment); font-style: italic; }
.hl-decl { color: var(--decl); }
.hl-ent { color: var(--accent-hi); }
.hl-mark { background: rgba(247, 178, 103, .45); border-radius: 2px; }
.source-error { padding: 6px 12px; background: #5A1230; color: #FFD9E4; font-weight: 600; }
.findbar { display: flex; flex-wrap: wrap; align-items: center; gap: 5px; padding: 5px 8px;
  background: var(--bg-alt); border-bottom: 1px solid var(--border); }
.findbar input[type="text"] { width: 130px; }
.find-status { color: var(--text-dim); font-size: 12px; min-width: 60px; }

/* ---------- status bar ---------- */
.statusbar { display: flex; gap: 2px; align-items: center; padding: 3px 8px; font-size: 12px;
  background: var(--bg-alt); border-top: 1px solid var(--border); color: var(--text-dim); }
.statusbar span { padding: 0 9px; white-space: nowrap; }
.statusbar span + span:not(.grow) { border-left: 1px solid var(--border); }

/* ---------- modals ---------- */
.modal-back { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center;
  background: rgba(10, 6, 16, .55); padding: 20px; }
.modal { width: min(560px, 100%); max-height: calc(100vh - 40px); display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); }
.modal.wide { width: min(820px, 100%); }
.modal header { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px 8px; }
.modal header h2 { margin: 0; font-size: 16px; }
.modal .body { padding: 6px 18px 12px; overflow: auto; }
.modal footer { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 18px 16px;
  border-top: 1px solid var(--border); }
.modal footer .left { margin-right: auto; }
.form { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 9px 12px; align-items: center; }
.form > label { color: var(--text-dim); }
.form .full { grid-column: 1 / -1; }
.inline { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.inline input[type="number"] { width: 96px; }
.export-grid { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 18px; }
.preview-box { display: grid; place-items: center; min-height: 220px; border: 1px solid var(--border);
  border-radius: 8px; background-color: var(--checker-a);
  background-image: linear-gradient(45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(-45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--checker-b) 75%),
    linear-gradient(-45deg, transparent 75%, var(--checker-b) 75%);
  background-size: 14px 14px; background-position: 0 0, 0 7px, 7px -7px, -7px 0; }
.preview-box img { max-width: 220px; max-height: 220px; }
.checklist { display: grid; gap: 7px; }
.report { margin-top: 12px; padding: 10px 12px; border-radius: 8px; background: var(--panel-hi); font-weight: 600; }
.report small { display: block; font-weight: 400; color: var(--text-dim); margin-top: 3px; }

.library { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.lib-card { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 9px;
  overflow: hidden; background: var(--bg-alt); cursor: pointer; }
.lib-card:hover, .lib-card:focus-visible { border-color: var(--accent); outline: none; }
.lib-card .thumb { height: 110px; display: grid; place-items: center; padding: 8px;
  background-color: var(--checker-a);
  background-image: linear-gradient(45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(-45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--checker-b) 75%),
    linear-gradient(-45deg, transparent 75%, var(--checker-b) 75%);
  background-size: 12px 12px; background-position: 0 0, 0 6px, 6px -6px, -6px 0; }
.lib-card .thumb img { max-width: 100%; max-height: 94px; }
.lib-card .meta { padding: 7px 9px; }
.lib-card .meta b { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lib-card .meta small { color: var(--text-dim); }
.lib-card .actions { display: flex; gap: 4px; padding: 0 7px 7px; }
.lib-empty { padding: 30px; text-align: center; color: var(--text-dim); }

.about { text-align: center; }
.about img { width: 230px; border-radius: 12px; }
.about h2 { margin: 8px 0 2px; }
.keys { width: 100%; border-collapse: collapse; }
.keys th { text-align: left; padding: 12px 4px 4px; color: var(--accent); font-size: 12px; letter-spacing: .5px; }
.keys td { padding: 3px 4px; border-bottom: 1px solid var(--border); }
.keys td:first-child { width: 42%; }
kbd { font: 12px var(--mono); padding: 1px 6px; border: 1px solid var(--border); border-bottom-width: 2px;
  border-radius: 4px; background: var(--bg-alt); }

/* ---------- toasts ---------- */
#toastRoot { position: fixed; right: 16px; bottom: 36px; z-index: 90; display: grid; gap: 8px; }
.toast { padding: 10px 14px; border-radius: 8px; background: var(--panel); border: 1px solid var(--border);
  border-left: 4px solid var(--accent); box-shadow: var(--shadow); max-width: 380px;
  animation: toast-in .18s ease-out; }
.toast.error { border-left-color: var(--danger); }
.toast.ok { border-left-color: var(--ok); }
@keyframes toast-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- login ---------- */
.login-page { display: grid; place-items: center; min-height: 100vh; overflow: auto;
  background: radial-gradient(circle at 30% 20%, #3a0f3a, #1B0019 60%); color: #EDE9F2; }
.login-card { display: grid; gap: 10px; width: min(360px, 92vw); padding: 28px; border-radius: 14px;
  background: #1F1828; border: 1px solid #332A42; box-shadow: 0 20px 60px rgba(0, 0, 0, .5); text-align: center; }
.login-card img { margin: 0 auto 4px; }
.login-card label { text-align: left; color: #9A90AB; }
.login-card input { background: #141019; border: 1px solid #332A42; border-radius: 6px; padding: 9px; color: #EDE9F2; }
.login-card small { color: #6F6382; }
.login-error { color: #FF6B81; margin: 0; }
.noscript { padding: 40px; text-align: center; }

@media (max-width: 1100px) {
  .workspace { --inspector-w: 260px; --outline-w: 190px; }
}
@media (max-width: 820px) {
  .app:not(.show-panels) .workspace { grid-template-columns: 46px 0 minmax(0, 1fr) 0; }
  .app:not(.show-panels) .outline, .app:not(.show-panels) .inspector { display: none; }
  .optionsbar { display: none; }
  .export-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { .toast { animation: none; } }