:root {
  --bg: #0d1012;
  --panel: #14181b;
  --panel2: #1a1f23;
  --panel3: #222830;
  --line: #2a3137;
  --line2: #38414a;
  --text: #d9dee2;
  --muted: #8a949c;
  --dim: #5d666e;
  --accent: #e8b23a;
  --accent-ink: #1a1405;
  --sel: #45c1b4;
  --danger: #e05a47;
  --ok: #6cc070;
  --free: #f08a3c;
  --zone-red: #e0533d;
  --zone-green: #4caf50;
  --zone-blue: #3d8bfd;
  --font: 'Barlow', 'Segoe UI', system-ui, sans-serif;
  --font-c: 'Barlow Condensed', 'Barlow', 'Segoe UI', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; overflow: hidden; }
button { font-family: inherit; color: inherit; }
.hidden { display: none !important; }

#app {
  display: grid;
  grid-template-columns: 290px 1fr;
  grid-template-rows: 50px 1fr;
  height: 100vh;
}

/* ---------- Top bar ---------- */
#topbar {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 14px;
  padding: 0 14px;
  background: linear-gradient(#171b1f, #121518);
  border-bottom: 1px solid var(--line);
  min-width: 0;
}
.tb-left { display: flex; align-items: center; gap: 14px; min-width: 0; justify-self: start; }
.tb-right { display: flex; align-items: center; gap: 6px; justify-self: end; }
#btn-keybinds { justify-self: center; padding: 7px 18px; }
.brand { display: flex; align-items: center; gap: 9px; flex: none; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 3px;
  background: var(--accent);
  clip-path: polygon(0 0, 100% 0, 100% 45%, 62% 45%, 62% 100%, 38% 100%, 38% 45%, 0 45%);
}
.brand-name { font-family: var(--font-c); font-weight: 700; font-size: 20px; letter-spacing: 2.5px; }
.brand-name.big { font-size: 34px; letter-spacing: 5px; color: var(--accent); }
.name-input {
  background: transparent; border: 1px solid transparent; border-radius: 4px;
  color: var(--text); font: 600 15px var(--font); padding: 5px 8px; width: 200px; min-width: 90px;
}
.name-input:hover { border-color: var(--line); }
.name-input:focus { outline: none; border-color: var(--accent); background: var(--panel2); }
.tb-group { display: flex; align-items: center; gap: 6px; flex: none; }
.tb-btn {
  background: var(--panel2); border: 1px solid var(--line2); border-radius: 4px;
  font: 600 13px var(--font-c); letter-spacing: 1.2px; padding: 6px 11px; cursor: pointer;
  transition: background .12s, border-color .12s;
}
.tb-btn:hover { background: var(--panel3); border-color: #4a545e; }
.tb-btn:active { transform: translateY(1px); }
.tb-btn.icon { font-size: 16px; padding: 3px 9px; letter-spacing: 0; }
.tb-btn:disabled { opacity: .35; cursor: default; }
.tb-btn.accent { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.tb-btn.accent:hover { background: #f3c252; }

/* ---------- Palette ---------- */
#palette {
  display: flex; flex-direction: column; min-height: 0;
  background: var(--panel); border-right: 1px solid var(--line);
}
.search-wrap { padding: 12px 12px 8px; }
#search {
  width: 100%; background: var(--panel2); border: 1px solid var(--line2); border-radius: 5px;
  color: var(--text); font: 500 14px var(--font); padding: 8px 10px;
}
#search:focus { outline: none; border-color: var(--accent); }
#group-tabs { display: flex; gap: 4px; padding: 0 12px 10px; border-bottom: 1px solid var(--line); }
.gtab {
  flex: 1; min-width: 0; background: transparent; border: 1px solid var(--line2); border-radius: 4px; cursor: pointer;
  font: 700 12px var(--font-c); letter-spacing: .8px; color: var(--muted); padding: 6px 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.gtab:hover { color: var(--text); border-color: #4a545e; }
.gtab.active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
#group-tabs.searching .gtab.active { background: transparent; color: var(--muted); border-color: var(--line2); }
#prim-list { flex: 1; overflow-y: auto; padding: 8px; display: flex; flex-direction: column; gap: 4px; }
#prim-list::-webkit-scrollbar { width: 8px; }
#prim-list::-webkit-scrollbar-thumb { background: var(--line2); border-radius: 4px; }
.prim {
  display: grid; grid-template-columns: 58px 1fr auto; align-items: center; gap: 10px;
  padding: 5px 8px 5px 5px; border-radius: 6px; cursor: pointer; border: 1px solid transparent;
  user-select: none;
}
.prim:hover { background: var(--panel2); border-color: var(--line); }
.prim.active { background: rgba(232, 178, 58, .12); border-color: var(--accent); }
.prim-thumb {
  width: 58px; height: 58px; border-radius: 5px; background: radial-gradient(circle at 50% 40%, #2a3036, #1a1e22);
  background-size: cover; background-position: center;
}
.prim-name { font-weight: 600; font-size: 14px; line-height: 1.15; }
.prim-meta { font-size: 12px; color: var(--muted); margin-top: 2px; font-variant-numeric: tabular-nums; }
.prim-group { font: 600 10px var(--font-c); letter-spacing: 1.2px; color: var(--dim); text-transform: uppercase; }
.prim-count {
  font: 700 12px var(--font-c); color: var(--accent); background: rgba(232, 178, 58, .12);
  border-radius: 10px; padding: 1px 7px; min-width: 22px; text-align: center;
}
.prim-count:empty { display: none; }
.empty-note { color: var(--muted); padding: 20px 10px; text-align: center; }
#palette-foot {
  display: flex; justify-content: space-between; gap: 8px; padding: 9px 14px; border-top: 1px solid var(--line);
  font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums;
}

/* ---------- Viewport ---------- */
#viewport { position: relative; overflow: hidden; background: #373733; min-width: 0; }
#view-hint {
  position: absolute; top: 16px; right: 16px; pointer-events: none;
  font: 600 13px var(--font); color: rgba(236, 234, 224, .62); letter-spacing: .2px;
}
#view-hint b { color: rgba(236, 234, 224, .9); font-weight: 700; }
#viewport canvas { display: block; width: 100%; height: 100%; outline: none; }
#env-bar {
  position: absolute; top: 12px; left: 12px; z-index: 4; display: flex; gap: 2px; padding: 3px;
  background: rgba(13, 16, 18, .84); border: 1px solid var(--line2); border-radius: 8px; backdrop-filter: blur(4px);
  max-width: calc(100% - 24px); overflow-x: auto; scrollbar-width: none;
}
.env-btn {
  flex: none; background: transparent; border: 0; border-radius: 6px; cursor: pointer; padding: 6px 12px;
  font: 700 13px var(--font-c); letter-spacing: 1.4px; color: var(--muted); white-space: nowrap;
}
.env-btn:hover { color: var(--text); background: rgba(255, 255, 255, .06); }
.env-btn.active { background: var(--accent); color: var(--accent-ink); }
#hud-top { position: absolute; top: 60px; left: 50%; transform: translateX(-50%); pointer-events: none; }
.hud-pill {
  background: rgba(13, 16, 18, .82); border: 1px solid var(--line2); border-radius: 18px;
  padding: 6px 14px; font-weight: 600; font-size: 13px; white-space: nowrap; backdrop-filter: blur(4px);
}
.hud-pill b { color: var(--accent); font-weight: 700; }
.hud-pill .k { font: 700 11px var(--font-c); border: 1px solid var(--line2); border-radius: 3px; padding: 0 5px; margin: 0 2px; color: var(--muted); }
#hud-bottom {
  position: absolute; left: 12px; bottom: 12px; display: flex; gap: 8px; align-items: center; pointer-events: none;
}
.hud-mode {
  font: 700 13px var(--font-c); letter-spacing: 1.6px; padding: 5px 10px; border-radius: 4px;
  background: rgba(13, 16, 18, .82); pointer-events: auto; cursor: pointer; transition: background .12s;
}
.hud-mode:hover { background: rgba(13, 16, 18, .95); }
.hud-mode.snap { color: var(--ok); border: 1px solid rgba(108, 192, 112, .5); }
.hud-mode.free { color: var(--free); border: 1px solid rgba(240, 138, 60, .6); }
.hud-mode.snap:hover { border-color: var(--ok); }
.hud-mode.free:hover { border-color: var(--free); }
#hud-coords {
  font: 600 13px var(--font-c); letter-spacing: .6px; padding: 5px 10px; border-radius: 4px;
  background: rgba(13, 16, 18, .72); color: var(--text); font-variant-numeric: tabular-nums;
}

#selbar {
  position: absolute; display: flex; align-items: center; gap: 4px; padding: 4px;
  background: rgba(13, 16, 18, .9); border: 1px solid var(--sel); border-radius: 8px;
  transform: translate(-50%, -100%); white-space: nowrap; z-index: 5;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .35);
}
#selbar-label { font: 600 12px var(--font-c); letter-spacing: .8px; color: var(--sel); padding: 0 6px 0 4px; }
#selbar button {
  width: 30px; height: 30px; border-radius: 6px; border: 1px solid var(--line2); background: var(--panel2);
  font-size: 17px; cursor: pointer; display: grid; place-items: center; padding: 0;
}
#selbar button:hover { background: var(--panel3); border-color: var(--sel); }
#selbar button.danger:hover { border-color: var(--danger); color: var(--danger); }
#selbar-colors { display: flex; gap: 4px; padding: 0 4px; border-left: 1px solid var(--line2); border-right: 1px solid var(--line2); margin: 0 2px; }
#selbar .zone-dot { width: 22px; height: 22px; border-radius: 50%; border: 2px solid transparent; }
#selbar .zone-dot.red { background: var(--zone-red); }
#selbar .zone-dot.green { background: var(--zone-green); }
#selbar .zone-dot.blue { background: var(--zone-blue); }
#selbar .zone-dot.on { border-color: #fff; box-shadow: 0 0 0 2px rgba(255, 255, 255, .25); }

#marquee { position: absolute; border: 1px dashed var(--sel); background: rgba(69, 193, 180, .12); pointer-events: none; }
#help {
  position: absolute; right: 12px; bottom: 12px; width: 300px; max-width: calc(100% - 24px);
  background: rgba(13, 16, 18, .88); border: 1px solid var(--line2); border-radius: 8px; backdrop-filter: blur(4px);
}
#help-toggle {
  width: 100%; background: none; border: 0; padding: 7px 8px 7px 12px; text-align: left; cursor: pointer;
  font: 700 13px var(--font-c); letter-spacing: 1.6px; color: var(--text);
  display: flex; justify-content: space-between; align-items: center;
}
#help-toggle .chev {
  width: 30px; height: 24px; border-radius: 6px; display: grid; place-items: center;
  border: 1px solid var(--accent); background: rgba(232, 178, 58, .14); color: var(--accent);
  font-size: 17px; line-height: 1; transition: background .12s, color .12s;
}
#help-toggle .chev::before { content: '\25BE'; }
#help.collapsed #help-toggle .chev::before { content: '\25B4'; }
#help-toggle:hover .chev { background: var(--accent); color: var(--accent-ink); }
#help.collapsed #help-body { display: none; }
#help-body { padding: 0 12px 10px; font-size: 12.5px; max-height: 55vh; overflow-y: auto; }
.help-sec { font: 700 11px var(--font-c); letter-spacing: 1.4px; color: var(--dim); margin: 8px 0 4px; }
.help-row { display: flex; justify-content: space-between; gap: 10px; padding: 2px 0; }
.help-row span:first-child { color: var(--muted); }
.kbd {
  display: inline-block; font: 700 12px var(--font-c); letter-spacing: .5px; min-width: 22px; text-align: center;
  padding: 1px 6px; border: 1px solid var(--line2); border-bottom-width: 2px; border-radius: 4px; background: var(--panel2); color: var(--text);
}

#toast {
  position: absolute; top: 102px; left: 50%; transform: translate(-50%, -8px); opacity: 0;
  background: rgba(13, 16, 18, .92); border: 1px solid var(--line2); border-radius: 6px; padding: 7px 14px;
  font-weight: 600; font-size: 13px; pointer-events: none; transition: opacity .18s, transform .18s; white-space: nowrap;
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }
#toast.warn { border-color: var(--danger); }

/* ---------- Modals ---------- */
.modal-back {
  position: fixed; inset: 0; background: rgba(5, 7, 8, .66); display: grid; place-items: center; z-index: 50;
  backdrop-filter: blur(2px);
}
.modal {
  background: var(--panel); border: 1px solid var(--line2); border-radius: 10px; width: min(560px, calc(100vw - 32px));
  max-height: calc(100vh - 48px); display: flex; flex-direction: column; box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}
.modal.wide { width: min(860px, calc(100vw - 32px)); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-title { font: 700 18px var(--font-c); letter-spacing: 2px; }
.modal-x { background: none; border: 0; font-size: 20px; cursor: pointer; color: var(--muted); }
.modal-x:hover { color: var(--text); }
.modal-body { padding: 14px 18px; overflow-y: auto; }
.modal-foot { display: flex; justify-content: space-between; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--line); }
.modal-note { color: var(--muted); font-size: 13px; margin: 0 0 12px; }

.kb-row { display: grid; grid-template-columns: 1fr 120px; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); }
.kb-row:last-child { border-bottom: 0; }
.kb-label { font-weight: 600; }
.kb-desc { color: var(--muted); font-size: 12px; }
.kb-key {
  font: 700 15px var(--font-c); letter-spacing: 1px; padding: 7px 0; border-radius: 5px; cursor: pointer;
  background: var(--panel2); border: 1px solid var(--line2); border-bottom-width: 3px;
}
.kb-key:hover { border-color: var(--accent); }
.kb-key.listening { border-color: var(--accent); color: var(--accent); animation: pulse 1s infinite; }
.kb-key.flash { border-color: var(--free); }
@keyframes pulse { 50% { background: rgba(232, 178, 58, .12); } }
.kb-fixed { color: var(--muted); font-size: 12.5px; margin-top: 12px; line-height: 1.6; }

.env-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.env-card {
  background: var(--panel2); border: 1px solid var(--line2); border-radius: 8px; cursor: pointer; overflow: hidden;
  display: flex; flex-direction: column; text-align: left; padding: 0; transition: border-color .12s, transform .12s;
}
.env-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.env-thumb { height: 118px; background: radial-gradient(circle at 50% 45%, #2e353c, #171b1f); background-size: cover; background-position: center; }
.env-info { padding: 9px 11px 11px; }
.env-name { font: 700 16px var(--font-c); letter-spacing: 1.4px; }
.env-desc { color: var(--muted); font-size: 12px; margin-top: 3px; line-height: 1.35; }

/* ---------- Loading ---------- */
#loading { position: fixed; inset: 0; background: var(--bg); display: grid; place-items: center; z-index: 100; }
.load-box { text-align: center; }
#load-msg { color: var(--muted); margin-top: 10px; font-weight: 500; }
#load-msg.error { color: var(--danger); max-width: 460px; line-height: 1.5; }

@media (max-width: 1100px) {
  .name-input { width: 130px; }
  .brand-name { display: none; }
}
@media (max-width: 900px) {
  #app { grid-template-columns: 220px 1fr; }
}