:root {
  --bg: #14171c;
  --panel: #1c2129;
  --panel-2: #232a34;
  --accent: #c9a15a;
  --text: #ece8e0;
  --sub: #8a93a3;
  --border: rgba(255,255,255,0.08);
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
}
header {
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding: 16px 76px; border-bottom: 1px solid var(--border); text-align:center;
}
.brand { display:flex; align-items:center; justify-content:center; gap:10px; font-weight:700; }
.brand .mark {
  width:26px; height:26px; border-radius:50%; border:2px dashed var(--accent);
  display:flex; align-items:center; justify-content:center;
  font-family:'IBM Plex Mono', monospace; font-size:9px; color:var(--accent);
}
.tag { font-size:12px; color:var(--sub); font-family:'IBM Plex Mono', monospace; margin-top:4px; }

.home-tile {
  position:fixed; top:10px; left:10px; z-index:99999;
  width:52px; height:52px; border-radius:14px;
  background:rgba(15,15,15,0.85); border:1px solid rgba(255,255,255,0.12);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:2px;
  text-decoration:none; color:#fff; box-shadow:0 2px 10px rgba(0,0,0,0.4);
  backdrop-filter:blur(4px); -webkit-backdrop-filter:blur(4px);
}
.home-tile:active { background:rgba(255,255,255,0.15); }
.home-tile-icon { width:20px; height:20px; color:var(--accent); }
.home-tile-label { font-size:9px; font-weight:600; letter-spacing:0.03em; text-transform:uppercase; color:#fff; }

.layout {
  display:grid; grid-template-columns: 320px 1fr; min-height: calc(100vh - 58px);
}
@media (max-width: 860px) { .layout { grid-template-columns: 1fr; } }

.controls {
  padding: 14px; border-right: 1px solid var(--border); overflow-y:auto;
  max-height: calc(100vh - 58px);
}

/* ---- compact accordions ---- */
details.acc {
  background:var(--panel); border:1px solid var(--border); border-radius:9px;
  margin-bottom: 8px; overflow:hidden;
}
details.acc summary {
  padding:11px 13px; cursor:pointer; font-size:13px; font-weight:600;
  list-style:none; display:flex; align-items:center; justify-content:space-between;
  color:var(--text);
}
details.acc summary::-webkit-details-marker { display:none; }
details.acc summary::after {
  content:'+'; color:var(--accent); font-size:16px; font-weight:400; margin-left:10px;
}
details.acc[open] summary::after { content:'−'; }
details.acc[open] summary { border-bottom:1px solid var(--border); }
.acc-body { padding: 12px 13px; }

.field { margin-bottom:11px; }
.field:last-child { margin-bottom:0; }
.field label { display:block; font-size:11.5px; color:var(--sub); margin-bottom:4px; }
.field input[type="text"] {
  width:100%; padding:9px 10px; border-radius:7px; border:1px solid var(--border);
  background:var(--bg); color:var(--text); font-size:13.5px;
}
.row { display:flex; gap:10px; }
.row .field { flex:1; margin-bottom:11px; }

.seg {
  display:flex; border:1px solid var(--border); border-radius:7px; overflow:hidden;
}
.seg.seg-wrap { flex-wrap:wrap; }
.seg button {
  flex:1; min-width:0; padding:8px 5px; background:transparent; border:none; color:var(--sub);
  font-size:11.5px; cursor:pointer; border-right:1px solid var(--border);
}
.seg.seg-wrap button { flex:1 1 32%; border-bottom:1px solid var(--border); }
.seg button:last-child { border-right:none; }
.seg button.active { background:var(--panel-2); color:var(--accent); }

/* ---- search inputs (fonts / icons) ---- */
.search-input {
  width:100%; padding:8px 10px; margin-bottom:9px; border-radius:7px;
  border:1px solid var(--border); background:var(--bg); color:var(--text); font-size:12.5px;
}
.search-input::placeholder { color:var(--sub); }

/* ---- font grid: category headings + real-font previews ---- */
.font-grid {
  display:grid; grid-template-columns: repeat(2, 1fr); gap:6px;
  max-height:260px; overflow-y:auto; padding-right:2px;
}
.grid-heading {
  grid-column: 1 / -1; font-size:10.5px; text-transform:uppercase; letter-spacing:0.07em;
  color:var(--sub); margin:6px 0 -1px; font-family:'IBM Plex Mono', monospace;
}
.grid-heading:first-child { margin-top:0; }
.font-chip {
  padding:10px 7px; border-radius:7px; border:1px solid var(--border);
  background:var(--panel-2); color:var(--text); text-align:center; cursor:pointer;
  font-size:14px; overflow:hidden; white-space:nowrap; text-overflow:ellipsis;
}
.font-chip.active { border-color:var(--accent); color:var(--accent); }

/* ---- icon grid ---- */
.icon-grid {
  display:grid; grid-template-columns: repeat(5, 1fr); gap:6px;
  max-height:200px; overflow-y:auto; padding-right:2px;
}
.icon-chip {
  aspect-ratio:1; border-radius:7px; border:1px solid var(--border);
  background:var(--panel-2); display:flex; align-items:center; justify-content:center; cursor:pointer;
}
.icon-chip.active { border-color:var(--accent); background: rgba(201,161,90,0.1); }
.icon-chip svg, .icon-chip canvas { width:22px; height:22px; }
.icon-chip.none { font-size:10px; color:var(--sub); }
.icon-chip.upload { border-style:dashed; color:var(--sub); font-size:9.5px; text-align:center; line-height:1.3; padding:2px; }
.icon-chip.upload:hover { border-color:var(--accent); color:var(--accent); }
.icon-chip.upload.has-image { border-style:solid; }
.icon-chip.upload img { width:100%; height:100%; object-fit:contain; border-radius:5px; }
.hint { font-size:11px; color:var(--sub); margin-top:8px; line-height:1.5; }

/* ---- color presets ---- */
.palette-swatches { display:flex; flex-direction:column; gap:6px; }
.palette-swatch {
  display:flex; align-items:center; gap:9px; padding:7px 9px; border-radius:7px;
  border:1px solid var(--border); background:var(--panel-2); cursor:pointer; text-align:left;
  font-family:'Inter', sans-serif;
}
.palette-swatch:hover { border-color:var(--accent); }
.palette-swatch-strip { width:38px; height:20px; border-radius:5px; flex-shrink:0; display:block; }
.palette-swatch-label { font-size:12.5px; color:var(--text); }

input[type="color"] {
  width:100%; height:36px; border-radius:7px; border:1px solid var(--border); background:var(--bg); cursor:pointer;
}
input[type="range"] { width:100%; }
.range-val { font-family:'IBM Plex Mono', monospace; font-size:10.5px; color:var(--sub); float:right; }

.canvas-area {
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:24px; padding:40px;
}
.checker {
  background-image: linear-gradient(45deg, #2a2f38 25%, transparent 25%), linear-gradient(-45deg, #2a2f38 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #2a2f38 75%), linear-gradient(-45deg, transparent 75%, #2a2f38 75%);
  background-size: 20px 20px; background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
canvas { display:block; border-radius:12px; max-width: 420px; max-height: 420px; width:100%; height:auto; }

.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:8px; border:1px solid var(--accent);
  background:var(--accent); color:#14171c; font-weight:600; font-size:14px;
  cursor:pointer; text-decoration:none;
}
.btn.ghost { background:transparent; color:var(--text); border-color: var(--border); }