/* ---------- font faces (for the live font gallery & text preview) ---------- */
@font-face { font-family: "GS-Anton";        src: url("../fonts/Anton.ttf"); }
@font-face { font-family: "GS-ArchivoBlack";  src: url("../fonts/ArchivoBlack.ttf"); }
@font-face { font-family: "GS-FjallaOne";     src: url("../fonts/FjallaOne.ttf"); }
@font-face { font-family: "GS-Righteous";     src: url("../fonts/Righteous.ttf"); }
@font-face { font-family: "GS-AlfaSlabOne";   src: url("../fonts/AlfaSlabOne.ttf"); }
@font-face { font-family: "GS-Arvo";          src: url("../fonts/Arvo.ttf"); }
@font-face { font-family: "GS-CrimsonText";   src: url("../fonts/CrimsonText.ttf"); }
@font-face { font-family: "GS-Lobster";       src: url("../fonts/Lobster.ttf"); }
@font-face { font-family: "GS-Pacifico";      src: url("../fonts/Pacifico.ttf"); }
@font-face { font-family: "GS-GreatVibes";    src: url("../fonts/GreatVibes.ttf"); }
@font-face { font-family: "GS-Bangers";       src: url("../fonts/Bangers.ttf"); }

/* ---------- themes ---------- */
:root, [data-theme="light"] {
  --bg: #f4f2ec;
  --panel: #ffffff;
  --panel-2: #f1efe9;
  --panel-3: #e9e6df;
  --border: #ddd9d0;
  --text: #24292e;
  --muted: #6b7280;
  --accent: #2e7df6;
  --accent-soft: #e6f0ff;
  --primary: #2e7df6;
  --primary-text: #ffffff;
  --danger: #d64550;
  --danger-soft: #fdecee;
  --canvas-bg: #e7e4dd;
  --shadow: 0 6px 24px rgba(30,40,60,.14);
}
[data-theme="dark"] {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2330;
  --panel-3: #232c3a;
  --border: #2a3340;
  --text: #d6dde6;
  --muted: #8a96a6;
  --accent: #4f9bff;
  --accent-soft: #1b2740;
  --primary: #2e7df6;
  --primary-text: #ffffff;
  --danger: #ff6b81;
  --danger-soft: #3a1620;
  --canvas-bg: #11151c;
  --shadow: 0 8px 26px rgba(0,0,0,.5);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; margin: 0; }
body {
  display: flex; flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text);
  font-size: 13px; overflow: hidden;
}

/* mode visibility */
body[data-mode="design"] .mode-stitch { display: none !important; }
body[data-mode="stitch"] .mode-design { display: none !important; }

/* ---------- top bar ---------- */
#topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 14px; background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: baseline; gap: 8px; }
.brand .logo { color: var(--accent); font-size: 18px; }
.brand .title { font-weight: 800; font-size: 16px; letter-spacing: .2px; }
.brand .subtitle { color: var(--muted); font-size: 11px; }
.topbar-actions { display: flex; align-items: center; gap: 6px; }
.sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }

.btn {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 7px;
  padding: 6px 11px; cursor: pointer; font-size: 12px;
  transition: background .12s, border-color .12s, transform .04s;
}
.btn:hover { background: var(--panel-3); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); font-weight: 700; }
.btn-primary:hover { background: #1f6ee8; }
.btn-big { padding: 8px 16px; font-size: 13px; box-shadow: 0 2px 8px rgba(46,125,246,.35); }
.btn-icon { width: 32px; text-align: center; padding: 6px 0; }
.btn-danger { background: var(--danger-soft); border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { filter: brightness(.97); }

/* ---------- workspace ---------- */
#workspace { flex: 1; display: flex; min-height: 0; }

#toolbar {
  width: 120px; background: var(--panel); border-right: 1px solid var(--border);
  padding: 12px 9px; display: flex; flex-direction: column; gap: 18px; overflow-y: auto;
}
.tool-group { display: flex; flex-direction: column; gap: 6px; }
.group-label { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .6px; }
.tool {
  display: flex; align-items: center; gap: 9px; background: var(--panel-2);
  border: 1px solid var(--border); border-radius: 8px; color: var(--text);
  padding: 8px 9px; cursor: pointer; font-size: 12.5px; text-align: left;
}
.tool .ic { width: 18px; text-align: center; font-size: 14px; font-weight: 700; }
.tool:hover { background: var(--panel-3); }
.tool.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.check { display: flex; align-items: center; gap: 6px; color: var(--text); font-size: 12px; cursor: pointer; }
.active-swatch { height: 24px; border-radius: 6px; border: 1px solid var(--border); }

.select {
  width: 100%; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 7px; padding: 6px 7px; font-size: 12px;
}

/* ---------- canvas ---------- */
#canvas-wrap { flex: 1; position: relative; min-width: 0; background: var(--canvas-bg); overflow: hidden; }
#canvas { display: block; width: 100%; height: 100%; }
#canvas-hud {
  position: absolute; left: 10px; bottom: 10px; display: flex; gap: 12px;
  background: var(--panel); padding: 5px 10px; border-radius: 7px;
  border: 1px solid var(--border); color: var(--muted); font-size: 11px;
  pointer-events: none; max-width: calc(100% - 20px); box-shadow: var(--shadow);
}
#hud-hint { color: var(--text); }
.empty-hint {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  background: var(--panel); border: 1px solid var(--border); border-radius: 9px;
  padding: 9px 16px; color: var(--muted); font-size: 12.5px; box-shadow: var(--shadow);
  max-width: 80%; text-align: center;
}
.empty-hint b { color: var(--text); }

.text-editor {
  position: absolute; z-index: 20; transform: translate(-2px, -2px);
  border: 2px solid var(--accent); border-radius: 4px; background: var(--panel);
  color: var(--text); padding: 2px 6px; font-size: 16px; outline: none;
  box-shadow: var(--shadow);
}
.text-editor.hidden { display: none !important; }

/* ---------- side panel ---------- */
#sidepanel {
  width: 280px; background: var(--panel); border-left: 1px solid var(--border);
  overflow-y: auto; padding: 4px 0;
}
.panel { padding: 13px 15px; border-bottom: 1px solid var(--border); }
.panel h3 { margin: 0 0 10px; font-size: 11.5px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); }
.mini-btn { float: right; text-transform: none; letter-spacing: 0; font-size: 10.5px; color: var(--accent);
  background: none; border: 1px solid var(--border); border-radius: 5px; padding: 1px 7px; cursor: pointer; }
.mini-btn:hover { background: var(--accent-soft); border-color: var(--accent); }
.muted { color: var(--muted); font-weight: 400; }
.dims { color: var(--muted); font-size: 11px; margin-top: 8px; line-height: 1.5; }

.unit-toggle { display: flex; gap: 0; }
.unit-btn {
  flex: 1; background: var(--panel-2); color: var(--muted);
  border: 1px solid var(--border); padding: 6px 8px; cursor: pointer; font-size: 12px;
}
.unit-btn:first-child { border-radius: 7px 0 0 7px; }
.unit-btn:last-child { border-radius: 0 7px 7px 0; border-left: none; }
.unit-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }

.props-empty { color: var(--muted); font-style: italic; }
.prop-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 9px; }
.prop-row > label { color: var(--muted); font-size: 11.5px; flex: 1; }
.prop-row input[type=text], .prop-row input[type=number], .prop-row select {
  width: 118px; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; padding: 5px 7px; font-size: 12px;
}
.prop-row input[type=range] { width: 118px; }
.prop-full { display: block; }
.prop-full > label { display: block; color: var(--muted); font-size: 11.5px; margin-bottom: 5px; }
.prop-full input[type=text] { width: 100%; }

/* text style buttons (B I U) */
.style-btns { display: flex; gap: 6px; }
.style-btn {
  flex: 1; background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 6px 0; cursor: pointer; font-size: 13px;
}
.style-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.style-btn .i { font-style: italic; }
.style-btn .u { text-decoration: underline; }

.font-btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 7px; padding: 8px 10px; cursor: pointer; font-size: 13px;
}
.font-btn:hover { background: var(--panel-3); }
.font-btn .fname { font-size: 16px; }
.font-btn .chev { color: var(--muted); }

/* texture (stitch-type) picker */
.texture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-bottom: 10px; }
.texture-cell { display: flex; flex-direction: column; align-items: center; gap: 3px; background: var(--panel-2);
  border: 1px solid var(--border); border-radius: 8px; padding: 5px 4px; cursor: pointer; font-size: 10.5px; color: var(--muted); }
.texture-cell canvas { width: 100%; height: auto; border-radius: 4px; display: block; }
.texture-cell:hover { border-color: var(--accent); }
.texture-cell.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); font-weight: 600; }

/* quality check panel */
.quality-list { display: flex; flex-direction: column; gap: 6px; font-size: 11.5px; }
.quality-list.ok { color: var(--good, #3fb950); }
.qa-item { line-height: 1.35; }
.qa-error { color: var(--danger); font-weight: 600; }
.qa-warn { color: #c77700; }
.qa-info { color: var(--muted); }
[data-theme="dark"] .qa-warn { color: #e0a000; }

/* multi-select layout panel */
.prop-sublabel { color: var(--muted); font-size: 11px; margin: 10px 0 5px; text-transform: uppercase; letter-spacing: .4px; }
.layout-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.layout-btn {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 7px 4px; cursor: pointer; font-size: 11.5px;
}
.layout-btn:hover { background: var(--panel-3); border-color: var(--accent); }

.color-row { display: flex; align-items: center; gap: 8px; }
.color-dot { width: 22px; height: 22px; border-radius: 6px; border: 1px solid var(--border); }

/* ---------- objects list ---------- */
.object-list { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow-y: auto; }
.object-item {
  display: flex; align-items: center; gap: 9px; padding: 8px 8px; border-radius: 8px; cursor: pointer;
  border: 1px solid transparent;
}
.object-item:hover { background: var(--panel-2); }
.object-item.selected { background: var(--accent-soft); border-color: var(--accent); }
.obj-handle { cursor: grab; color: var(--muted); font-size: 13px; padding: 0 1px; user-select: none; flex-shrink: 0; }
.object-item.dragging { opacity: .45; }
.object-item.drop-above { box-shadow: inset 0 2px 0 0 var(--accent); }
.object-item.drop-below { box-shadow: inset 0 -2px 0 0 var(--accent); }
.obj-icon { width: 22px; height: 22px; border-radius: 5px; display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: #fff; flex-shrink: 0; font-weight: 700; }
.obj-main { flex: 1; min-width: 0; }
.obj-label { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 600; }
.obj-sub { display: block; color: var(--muted); font-size: 10.5px; }
.obj-btn { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 14px; padding: 2px 4px; border-radius: 5px; }
.obj-btn:hover { background: var(--panel-3); color: var(--text); }
.obj-btn.danger:hover { color: var(--danger); }
.empty-objects { color: var(--muted); font-style: italic; padding: 4px 2px; }

.stats { width: 100%; border-collapse: collapse; }
.stats td { padding: 3px 0; }
.stats td:first-child { color: var(--muted); }
.stats td:last-child { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }

/* ---------- simulator bar ---------- */
#simbar {
  display: flex; align-items: center; gap: 14px; padding: 9px 16px;
  background: var(--panel); border-top: 1px solid var(--border);
  position: relative; z-index: 30; /* always above the canvas */
}
.sim-controls { display: flex; align-items: center; gap: 8px; }
#simbar .sim-controls .btn { font-size: 15px; padding: 7px 13px; line-height: 1; }
#sim-play { min-width: 46px; }
.sim-speed { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 11px; }
.sim-speed input { width: 90px; }
.sim-scrub { flex: 1; }
.sim-readout { display: flex; align-items: center; gap: 12px; min-width: 220px; justify-content: flex-end; }
#sim-stitch-idx { font-variant-numeric: tabular-nums; color: var(--muted); }
.sim-color {
  display: inline-block; min-width: 130px; text-align: center; padding: 3px 8px;
  border-radius: 5px; font-size: 11px; color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,.6);
}
input[type=range] { accent-color: var(--accent); }

/* ---------- popover (shape picker) ---------- */
.popover {
  position: absolute; left: 130px; top: 60px; z-index: 40;
  background: var(--panel); border: 1px solid var(--border); border-radius: 11px;
  padding: 12px; box-shadow: var(--shadow); width: 250px;
}
.popover.hidden { display: none; }
.popover-title { font-size: 11.5px; color: var(--text); margin-bottom: 10px; }
.shape-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.shape-cell {
  aspect-ratio: 1; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  padding: 6px;
}
.shape-cell:hover { background: var(--panel-3); border-color: var(--accent); }
.shape-cell.active { border-color: var(--accent); background: var(--accent-soft); }
.shape-cell svg { width: 100%; height: 100%; }
.shape-cell svg * { fill: var(--text); stroke: none; }

/* ---------- version badge (bottom-right of the work area) ---------- */
.version-badge {
  position: absolute; right: 10px; bottom: 10px; z-index: 15;
  font-size: 10.5px; color: var(--muted); background: var(--panel);
  border: 1px solid var(--border); border-radius: 6px; padding: 3px 8px;
  pointer-events: none; opacity: .85; font-variant-numeric: tabular-nums;
  box-shadow: var(--shadow);
}

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 96px; transform: translateX(-50%);
  background: var(--panel); border: 1px solid var(--border); color: var(--text);
  padding: 10px 18px; border-radius: 9px; box-shadow: var(--shadow);
  z-index: 200; font-size: 13px; transition: opacity .2s;
}
.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.hidden { opacity: 0; pointer-events: none; }

/* ---------- modals ---------- */
.modal {
  position: fixed; inset: 0; background: rgba(20,24,30,.55);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal.hidden { display: none; }
.modal-card {
  width: min(920px, 94vw); height: min(760px, 92vh);
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  display: flex; flex-direction: column; box-shadow: var(--shadow);
}
.modal-card-sm { width: min(640px, 94vw); height: min(620px, 88vh); }
.modal-head, .modal-foot {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 18px; border-bottom: 1px solid var(--border);
}
.modal-foot { border-bottom: none; border-top: 1px solid var(--border); }
.modal-head h2 { margin: 0; font-size: 16px; }
.modal-body { flex: 1; display: flex; min-height: 0; }
.modal-body-col { flex-direction: column; padding: 14px 18px; gap: 12px; overflow: hidden; }

/* font gallery */
.font-sample-input {
  width: 100%; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 12px; font-size: 14px;
}
.font-grid { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; padding-right: 4px; }
.font-card {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 16px; cursor: pointer;
}
.font-card:hover { border-color: var(--accent); background: var(--panel-3); }
.font-card.active { border-color: var(--accent); background: var(--accent-soft); }
.font-sample { font-size: 30px; line-height: 1.1; color: var(--text); overflow: hidden; white-space: nowrap; }
.font-meta { text-align: right; flex-shrink: 0; }
.font-meta .nm { font-weight: 700; font-size: 12px; }
.font-meta .cat { color: var(--muted); font-size: 10.5px; }

/* preview modal */
.preview-products {
  width: 160px; padding: 12px; display: flex; flex-direction: column; gap: 8px;
  border-right: 1px solid var(--border);
}
.preview-products .pp-btn {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 7px; padding: 9px 10px; cursor: pointer; text-align: left; font-size: 13px;
}
.preview-products .pp-btn:hover { background: var(--panel-3); }
.preview-products .pp-btn.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
#preview-canvas { flex: 1; display: block; min-width: 0; }
.custom-dims { display: flex; align-items: center; gap: 10px; }
.custom-dims.hidden { display: none; }
.custom-dims label { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 12px; }
.custom-dims input {
  width: 70px; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; padding: 4px 6px;
}