/* Endgame Gear 8k Web Config - dark theme, no dependencies */

:root {
  --bg: #0e1013;
  --panel: #16191f;
  --panel2: #1d222b;
  --line: #262c37;
  --text: #e8eaf0;
  --muted: #8b93a3;
  --accent: #fdc415;
  --accent-dim: #8a6a1a;
  --danger: #e5484d;
  --ok: #46c26e;
  --info: #4f9cf9;
  --radius: 12px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; } /* author display rules must not defeat the hidden attribute */
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}
h1, h2, h3 { margin: 0; font-weight: 650; }
button, input, select, output { font: inherit; color: inherit; }

/* ---------------------------------- header ---------------------------------- */

header {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 20px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  display: block;
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--accent);
}
.brand h1 { font-size: 17px; }
.brand .sub { font-size: 12px; color: var(--muted); }
.headright { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.gh-link {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 9px;
  margin-left: 2px;
  opacity: .75; transition: opacity .15s, background .15s;
}
.gh-link:hover { opacity: 1; background: var(--panel2); }
.gh-link img { display: block; width: 32px; height: 32px; }

.pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 12px; border-radius: 999px;
  background: var(--panel2); border: 1px solid var(--line);
  font-size: 13px; color: var(--muted);
}
.dot { width: 9px; height: 9px; border-radius: 50%; background: #555c6b; }
.dot.ok { background: var(--ok); box-shadow: 0 0 6px var(--ok); }
.dot.err { background: var(--danger); }
.dot.demo { background: var(--info); }
.dot.busy { background: var(--accent); animation: pulse 1s infinite alternate; }
@keyframes pulse { from { opacity: .4; } to { opacity: 1; } }

/* ---------------------------------- buttons --------------------------------- */

.btn {
  padding: 7px 14px; border-radius: 9px; cursor: pointer;
  background: var(--panel2); border: 1px solid var(--line); color: var(--text);
  transition: border-color .15s, background .15s, transform .05s;
}
.btn:hover:not(:disabled) { border-color: #3a4354; background: #232936; }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #14100a; font-weight: 650; }
.btn.primary:hover:not(:disabled) { background: #ffc63d; border-color: #ffc63d; }
.btn.primary:disabled {
  background: #38331f;
  border-color: #4a4224;
  color: #91896e;
  opacity: 1;
}
.btn.danger { background: transparent; border-color: color-mix(in srgb, var(--danger) 55%, var(--line)); color: var(--danger); }
.btn.danger:hover:not(:disabled) { background: color-mix(in srgb, var(--danger) 14%, transparent); }
.btn.ghost { background: transparent; }
.btn.big { padding: 11px 26px; font-size: 16px; }

.chip-btn {
  padding: 3px 9px; font-size: 12px; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid var(--line); color: var(--muted);
}
.chip-btn:hover { border-color: var(--accent-dim); color: var(--text); }
.chip-btn.on { background: var(--accent); border-color: var(--accent); color: #14100a; font-weight: 600; }

/* ----------------------------------- main ----------------------------------- */

main { max-width: 1000px; margin: 0 auto; padding: 18px 20px 90px; }

#hero {
  text-align: center; padding: 14vh 20px 40px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
#hero p { max-width: 520px; color: var(--muted); margin: 0; }
.supported { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.linux-setup {
  width: min(760px, 100%);
  margin-top: 10px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #0a0c0f;
  overflow: hidden;
}
.setup-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
}
.linux-setup pre {
  margin: 0;
  padding: 12px;
  overflow-x: auto;
  white-space: pre;
}
.linux-setup code {
  font: 12px/1.55 ui-monospace, "Cascadia Code", monospace;
  color: var(--text);
}

.panels {
  display: grid; gap: 16px;
  grid-template-columns: minmax(360px, 386px) minmax(0, 1fr);
}
.btn-cards { grid-column: 1 / -1; }
.panels.offline { pointer-events: none; opacity: .55; filter: saturate(.6); }

/* Button settings + Button remapping */
.btn-cards {
  display: grid; gap: 16px; align-items: stretch;
  grid-template-columns: minmax(500px, 1.3fr) minmax(360px, .9fr);
}
.btn-cards > .card { height: 100%; }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 20px;
}
.card h2 { font-size: 16px; margin-bottom: 12px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.card-head h2 { margin-bottom: 0; }
#lhWrap { font-size: 13.5px; }
.card h3 { font-size: 14px; margin: 12px 0 8px; color: var(--muted); }
.badge {
  font-size: 10px; font-weight: 700; letter-spacing: .5px; vertical-align: 2px;
  background: var(--accent); color: #14100a; border-radius: 5px; padding: 2px 6px;
}

.row { display: flex; align-items: center; gap: 12px; margin: 8px 0; flex-wrap: wrap; }
.lbl { min-width: 118px; color: var(--muted); font-size: 13px; }

.hint { font-size: 12.5px; color: var(--muted); margin: 10px 0 0; }
.hint.warn { color: var(--accent); }

/* ------------------------------ segmented ctrl ------------------------------ */

.seg { display: inline-flex; flex-wrap: wrap; background: var(--panel2); border: 1px solid var(--line); border-radius: 9px; padding: 3px; gap: 2px; align-items: center; }
.seg-opt { position: relative; }
.seg-opt input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.seg-opt span {
  display: inline-block; padding: 4px 12px; border-radius: 7px;
  font-size: 13px; color: var(--muted); pointer-events: none; white-space: nowrap;
}
.seg-opt input:checked + span { background: var(--accent); color: #14100a; font-weight: 650; }
.seg-opt input:disabled + span { opacity: .5; }
.seg.locked { opacity: .55; }
.seg-custom { font-size: 12px; color: var(--accent); padding: 0 8px; }

.polling-row { flex-wrap: nowrap; gap: 8px; }
.polling-row .lbl { min-width: 80px; }
#pollingSeg { flex-wrap: nowrap; gap: 1px; padding: 2px; }
#pollingSeg .seg-opt span { padding-left: 6px; padding-right: 6px; }

/* -------------------------------- DPI stages -------------------------------- */

.stage-row {
  display: grid; align-items: center; gap: 6px;
  grid-template-columns: 18px 42px 30px minmax(184px, 1fr) 42px;
  padding: 8px 3px; border-radius: 9px;
}
.stage-row:hover { background: var(--panel2); }
.stage-row.inactive { opacity: .38; }
.stage-name { font-weight: 600; font-size: 14px; }
.radio-wrap { display: flex; align-items: center; justify-content: center; }
.radio-wrap input { width: 17px; height: 17px; margin: 0; accent-color: var(--accent); cursor: pointer; }

.swatch {
  display: inline-block; width: 30px; height: 20px;
  border: 1px solid var(--line); border-radius: 6px;
}

.cpi-inputs { display: flex; align-items: center; gap: 8px; min-width: 0; }
input.cpi {
  width: 80px; padding: 5px 8px; border-radius: 8px;
  background: var(--panel2); border: 1px solid var(--line);
}
input.cpi:focus { outline: none; border-color: var(--accent-dim); }
.cpi-inputs:has(input[hidden]) input.cpi:not([hidden]) { width: 100%; }
.xy-sep { color: var(--muted); }
.xy-cell { display: flex; justify-content: flex-end; }
.xy-cell .chip-btn { width: 42px; padding-left: 0; padding-right: 0; text-align: center; }

/* --------------------------------- toggles ---------------------------------- */

.toggles {
  display: grid;
  grid-template-columns: repeat(2, minmax(170px, 1fr));
  gap: 10px 14px;
  margin: 14px 0 6px;
}
#v2Box { display: contents; } /* v2 toggles join the same grid; [hidden] still wins */
.toggle { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: 14px; }
.toggle input { position: absolute; opacity: 0; }
.tgl {
  flex: 0 0 auto; width: 36px; height: 20px; border-radius: 999px;
  background: var(--panel2); border: 1px solid var(--line); position: relative;
  transition: background .15s, border-color .15s;
}
.tgl::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--muted); transition: transform .15s, background .15s;
}
.toggle input:checked + .tgl { background: var(--accent); border-color: var(--accent); }
.toggle input:checked + .tgl::after { transform: translateX(16px); background: #14100a; }
.toggle input:focus-visible + .tgl { outline: 2px solid var(--accent-dim); outline-offset: 2px; }

.angle-row input[type="range"] { flex: 1; min-width: 120px; accent-color: var(--accent); }
.angle-row input[type="number"] {
  width: 72px; padding: 5px 8px; border-radius: 8px;
  background: var(--panel2); border: 1px solid var(--line);
}

select {
  padding: 6px 10px; border-radius: 8px;
  background: var(--panel2); border: 1px solid var(--line); cursor: pointer;
}
select:focus { outline: none; border-color: var(--accent-dim); }

#angleRow { margin-top: 12px; }

/* -------------------- button settings + remapping (two cards) --------------- */

/* Button settings: name | multiclick slider | switch mode */
#cardBtnSettings { --setcols: 82px minmax(160px, 230px) 140px; }
.settings-head, .settings-row {
  display: grid; align-items: center; gap: 14px;
  grid-template-columns: var(--setcols);
}
.settings-head { padding: 2px 8px 8px; }
.settings-head span {
  font-size: 11px; font-weight: 600; letter-spacing: .07em;
  text-transform: uppercase; color: var(--muted); white-space: nowrap;
}
.settings-row { min-height: 61px; padding: 7px 8px; border-radius: 9px; }
.settings-row:hover { background: var(--panel2); }

/* Button remapping: name | action dropdown, sized to fit "Keyboard shortcut" */
.remap-row {
  display: grid; align-items: center; gap: 12px;
  grid-template-columns: 92px minmax(170px, 220px);
  padding: 8px; border-radius: 9px;
}
.remap-row:hover { background: var(--panel2); }

.btn-name { font-weight: 600; font-size: 14px; white-space: nowrap; }
.map-cell { display: flex; align-items: center; gap: 8px 6px; flex-wrap: wrap; min-width: 0; }
.map-select { width: 100%; }
.map-cell .chip { padding: 6px 10px; }
.fixed-wrap { display: inline-flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.fixed-wrap .xy-sep:has(+ input[hidden]) { display: none; } /* linked X=Y hides the Y input; drop the dangling x too */

.chip {
  display: inline-block; padding: 4px 10px; border-radius: 999px;
  background: var(--panel2); border: 1px solid var(--line);
  font-size: 12.5px; color: var(--muted);
}
.chip.key { color: var(--accent); border-color: var(--accent-dim); font-family: ui-monospace, monospace; }

.mc-wrap { display: flex; align-items: center; gap: 10px; }
.mc-wrap.dim { opacity: .4; }
.mc-wrap input[type="range"] { flex: 1; min-width: 80px; max-width: 230px; accent-color: var(--accent); }
.mc-wrap output { min-width: 20px; text-align: right; font-size: 13px; }
.spdt-cell select { width: 100%; }
.spdt-cell { min-height: 34px; }

/* --------------------------------- device card ------------------------------ */

.btnrow { display: flex; gap: 10px; flex-wrap: wrap; margin: 8px 0; }

#dbgWrap { margin-top: 16px; }
#dbg { margin-top: 0; }
#dbg summary { cursor: pointer; color: var(--muted); font-size: 13px; }
#dbg pre {
  background: #0a0c0f; border: 1px solid var(--line); border-radius: 9px;
  padding: 12px; font: 12px/1.5 ui-monospace, "Cascadia Code", monospace;
  overflow-x: auto; max-height: 260px; overflow-y: auto; white-space: pre;
}

/* --------------------------------- apply bar -------------------------------- */

#applyBar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 24px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--line);
}
.dirty-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); animation: pulse 1s infinite alternate; }
.grow { flex: 1; }

/* ----------------------------------- toasts --------------------------------- */

#toasts { position: fixed; top: 66px; right: 18px; z-index: 40; display: flex; flex-direction: column; gap: 8px; max-width: 380px; }
.toast {
  padding: 10px 15px; border-radius: 10px; font-size: 13.5px;
  background: var(--panel2); border: 1px solid var(--line);
  box-shadow: 0 6px 24px rgba(0,0,0,.45);
  animation: slidein .18s ease-out;
}
.toast.ok { border-color: color-mix(in srgb, var(--ok) 55%, var(--line)); }
.toast.warn { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }
.toast.error { border-color: color-mix(in srgb, var(--danger) 60%, var(--line)); }
.toast.out { opacity: 0; transition: opacity .3s; }
@keyframes slidein { from { transform: translateX(20px); opacity: 0; } }

/* ---------------------------------- dialogs --------------------------------- */

dialog {
  background: var(--panel); color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; max-width: 420px;
}
dialog::backdrop { background: rgba(0, 0, 0, .55); backdrop-filter: blur(2px); }
dialog h3 { margin-bottom: 8px; }
dialog p { color: var(--muted); margin: 0 0 14px; }
dialog .btnrow { justify-content: flex-end; margin: 6px 0 0; }
.keyprev {
  text-align: center; font: 600 20px/1 ui-monospace, monospace;
  color: var(--accent); background: var(--panel2);
  border: 1px dashed var(--accent-dim); border-radius: 9px;
  padding: 18px 10px; margin-bottom: 16px; min-height: 56px;
}

/* --------------------------------- responsive ------------------------------- */

@media (max-width: 1020px) {
  .panels { grid-template-columns: 1fr; }
  .btn-cards { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .settings-head { display: none; }
  .settings-row { min-height: 54px; grid-template-columns: 84px minmax(0, 1fr); grid-auto-flow: dense; }
  .settings-row .spdt-cell { grid-column: 2; }
  .spdt-cell { min-height: 0; }
  .mc-wrap::before { content: "Multiclick"; font-size: 12px; color: var(--muted); }
  .remap-row { grid-template-columns: 84px minmax(0, 1fr); }
}
@media (max-width: 640px) {
  header { flex-wrap: wrap; }
  .seg-opt span { padding: 4px 9px; }
  .toggles { grid-template-columns: 1fr; }
  .stage-row { grid-template-columns: 24px 52px 32px minmax(0, 1fr) 42px; gap: 8px; }
  input.cpi { width: min(76px, 100%); }
  .map-select { min-width: 0; }
}