/*
 * Everything is in absolute pixels against an 800 x 480 stage, because that is
 * the panel. No responsive units, no flexible type. The only thing CSS does
 * that the firmware will not is the transform that scales the stage to fit a
 * desktop window.
 */

:root {
  --bg:        #030b08;
  --panel-bg:  #06110c;
  --line:      #123a26;
  --line-soft: #0d2a1c;
  --text:      #7fe8ab;
  --dim:       #47936c;
  --bright:    #d6ffe6;
  --accent:    #ffd23f;
  --alert:     #ff4d3d;
  --track:     #7fd8ff;
  --mono: "Consolas", "DejaVu Sans Mono", "Courier New", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: #000;
  color: var(--text);
  font-family: var(--mono);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

#frame {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

#stage {
  position: relative;
  width: 800px;
  height: 480px;
  background: var(--bg);
  transform-origin: top left;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 0 0 1px #163f2a, 0 0 60px rgba(40, 200, 120, 0.10);
  user-select: none;
  cursor: crosshair;
}

#scope {
  position: absolute;
  inset: 0;
  display: block;
}

#caption {
  font-size: 11px;
  color: #2d5a42;
  letter-spacing: 0.08em;
}

/* ---- right hand data panel ---------------------------------------------- */

#panel {
  position: absolute;
  left: 480px;
  top: 0;
  width: 320px;
  height: 480px;
  background: var(--panel-bg);
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  cursor: default;
  transition: transform 0.18s ease;
}

#panel.collapsed { transform: translateX(320px); }

#panelHead {
  height: 44px;
  padding: 6px 84px 6px 10px;   /* room for the floating controls */
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 0 0 auto;
}

#panelHead .ttl {
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--bright);
}

#panelHead .sub {
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--dim);
  margin-top: 2px;
}

/* Floats on the stage, not in the panel, so it survives the panel sliding out.
 * Still the corner, which is where it was asked for. */
#stageControls {
  position: absolute;
  top: 6px;
  right: 8px;
  z-index: 10;
  display: flex;
  gap: 6px;
}

#stageControls button {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  background: rgba(4, 16, 10, 0.82);
  color: var(--dim);
  border-radius: 3px;
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
}

#stageControls button:hover { color: var(--accent); border-color: var(--accent); }

#panelToggle svg { transition: transform 0.18s ease; }
#panelToggle.collapsed svg { transform: rotate(180deg); }

#statusRow {
  height: 26px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--dim);
  flex: 0 0 auto;
}

.chip b { color: var(--bright); font-weight: 400; }
#stLink.bad { color: var(--alert); }
#stLink.stale { color: var(--accent); }

#panelBody { flex: 1 1 auto; overflow: hidden; position: relative; }

/* contact list */

.listHead {
  display: grid;
  grid-template-columns: 88px 60px 62px 1fr;
  gap: 4px;
  padding: 5px 10px;
  font-size: 9px;
  letter-spacing: 0.1em;
  color: #2f6b4d;
  border-bottom: 1px solid var(--line-soft);
}

#contactList {
  height: calc(100% - 22px);
  overflow-y: auto;
  overflow-x: hidden;
}

#contactList::-webkit-scrollbar { width: 6px; }
#contactList::-webkit-scrollbar-thumb { background: #1d5138; border-radius: 3px; }

.row {
  display: grid;
  grid-template-columns: 88px 60px 62px 1fr;
  gap: 4px;
  padding: 5px 10px;
  font-size: 11px;
  border-bottom: 1px solid rgba(18, 58, 38, 0.4);
  cursor: pointer;
  align-items: center;
}

.row:hover { background: rgba(30, 120, 76, 0.14); }
.row.sel { background: rgba(255, 210, 63, 0.14); color: var(--accent); }
.row .cs { color: var(--bright); }
.row.sel .cs { color: var(--accent); }
.row .sub { color: var(--dim); }
.row.mil .cs { color: var(--accent); }
.row.alertRow { background: rgba(255, 77, 61, 0.16); color: var(--alert); }
.row.alertRow .cs, .row.alertRow .sub { color: var(--alert); }
.row .rng { text-align: right; color: var(--text); }

.empty {
  padding: 24px 12px;
  font-size: 11px;
  color: var(--dim);
  text-align: center;
  line-height: 1.7;
}

/* detail view */

#detailView {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  padding: 0 0 8px;
}

#detailView::-webkit-scrollbar { width: 6px; }
#detailView::-webkit-scrollbar-thumb { background: #1d5138; border-radius: 3px; }

.back {
  width: 100%;
  text-align: left;
  padding: 6px 10px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--dim);
  font: inherit;
  font-size: 10px;
  letter-spacing: 0.1em;
  cursor: pointer;
}

.back:hover { color: var(--accent); }

.dTitle { padding: 8px 10px 2px; }
.dTitle .cs { font-size: 20px; color: var(--bright); letter-spacing: 0.06em; }
.dTitle .reg { font-size: 11px; color: var(--dim); margin-top: 3px; }
.dTitle .desc { font-size: 11px; color: var(--text); margin-top: 4px; line-height: 1.4; }
.dTitle .cls {
  display: inline-block;
  margin-top: 6px;
  padding: 2px 7px;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--accent);
  border: 1px solid rgba(255, 210, 63, 0.5);
}

.banner {
  margin: 6px 10px;
  padding: 5px 8px;
  font-size: 11px;
  letter-spacing: 0.1em;
  border: 1px solid var(--alert);
  color: var(--alert);
  background: rgba(255, 77, 61, 0.12);
}

.banner.mil { border-color: var(--accent); color: var(--accent); background: rgba(255, 210, 63, 0.1); }

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line-soft);
  margin: 8px 10px;
  border: 1px solid var(--line-soft);
}

.cell { background: var(--panel-bg); padding: 5px 7px; }
.cell .k { font-size: 8px; letter-spacing: 0.12em; color: #2f6b4d; }
.cell .v { font-size: 14px; color: var(--bright); margin-top: 2px; }
.cell .v small { font-size: 9px; color: var(--dim); letter-spacing: 0.06em; }
.cell.wide { grid-column: 1 / -1; }
.cell .v.up { color: #5affa0; }
.cell .v.down { color: #ffa04d; }

.sectionTitle {
  padding: 8px 10px 2px;
  font-size: 9px;
  letter-spacing: 0.14em;
  color: #2f6b4d;
}

.kv {
  display: flex;
  justify-content: space-between;
  padding: 3px 10px;
  font-size: 11px;
}

.kv span:first-child { color: var(--dim); }
.kv span:last-child { color: var(--text); text-align: right; }

/* range buttons */

#panelFoot {
  height: 34px;
  flex: 0 0 auto;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.rangeBtn {
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line-soft);
  color: var(--dim);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.rangeBtn:last-child { border-right: 0; }
.rangeBtn:hover { color: var(--text); background: rgba(30, 120, 76, 0.12); }
.rangeBtn.on { color: #041a0f; background: var(--text); }

/* ---- settings overlay --------------------------------------------------- */

#settings {
  position: absolute;
  inset: 0;
  background: #04100a;
  z-index: 20;
  display: flex;
  flex-direction: column;
  cursor: default;
}

#settings[hidden] { display: none; }

#setHead {
  height: 42px;
  flex: 0 0 auto;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: stretch;
  justify-content: space-between;
}

#setTabs { display: flex; }

.tab {
  padding: 0 18px;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line-soft);
  color: var(--dim);
  font: inherit;
  font-size: 11px;
  letter-spacing: 0.14em;
  cursor: pointer;
}

.tab:hover { color: var(--text); }
.tab.on { color: var(--accent); box-shadow: inset 0 -2px 0 var(--accent); }

#setClose {
  padding: 0 18px;
  background: transparent;
  border: 0;
  border-left: 1px solid var(--line-soft);
  color: var(--dim);
  font: inherit;
  font-size: 11px;
  letter-spacing: 0.14em;
  cursor: pointer;
}

#setClose:hover { color: var(--alert); }

#setBody {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 14px 18px;
}

#setBody::-webkit-scrollbar { width: 8px; }
#setBody::-webkit-scrollbar-thumb { background: #1d5138; border-radius: 4px; }

.setSection { margin-bottom: 18px; }

.setLabel {
  font-size: 9px;
  letter-spacing: 0.16em;
  color: #2f6b4d;
  margin-bottom: 6px;
}

.setHint {
  font-size: 10px;
  color: var(--dim);
  line-height: 1.6;
  margin-top: 6px;
  max-width: 620px;
}

/* a field that opens the keyboard when tapped */
.field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 46px;
  padding: 0 12px;
  background: #08170f;
  border: 1px solid var(--line);
  color: var(--bright);
  font: inherit;
  font-size: 16px;
  letter-spacing: 0.1em;
  cursor: pointer;
  text-align: left;
}

.field:hover { border-color: var(--text); }
.field .ph { color: #2f6b4d; }
.field .edit { font-size: 9px; letter-spacing: 0.14em; color: var(--dim); }

.btn {
  height: 40px;
  padding: 0 18px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  font: inherit;
  font-size: 11px;
  letter-spacing: 0.14em;
  cursor: pointer;
}

.btn:hover { border-color: var(--text); background: rgba(30, 120, 76, 0.14); }
.btn.primary { border-color: var(--text); background: rgba(30, 120, 76, 0.2); color: var(--bright); }
.btn.danger { border-color: #6a2b25; color: #d9705f; }
.btn.danger:hover { border-color: var(--alert); color: var(--alert); background: rgba(255, 77, 61, 0.1); }
.btn:disabled { opacity: 0.4; cursor: default; }

.btnRow { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.note { font-size: 11px; color: var(--dim); }
.note.ok { color: #5affa0; }
.note.bad { color: var(--alert); }

/* wifi lists */

.netList { border: 1px solid var(--line-soft); }

.net {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  cursor: pointer;
}

.net:last-child { border-bottom: 0; }
.net:hover { background: rgba(30, 120, 76, 0.12); }
.net.current { background: rgba(255, 210, 63, 0.1); }
.net .ssid { flex: 1 1 auto; color: var(--bright); }
.net.current .ssid { color: var(--accent); }
.net .meta { font-size: 10px; color: var(--dim); letter-spacing: 0.08em; }
.net .lock { font-size: 11px; color: var(--dim); }

.bars { display: flex; align-items: flex-end; gap: 2px; height: 14px; width: 20px; }
.bars i { width: 3px; background: #1d5138; display: block; }
.bars i.on { background: var(--text); }
.bars i:nth-child(1) { height: 4px; }
.bars i:nth-child(2) { height: 7px; }
.bars i:nth-child(3) { height: 10px; }
.bars i:nth-child(4) { height: 14px; }

.ord {
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--dim);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.ord:hover { color: var(--accent); border-color: var(--accent); }

.rank {
  width: 20px;
  font-size: 11px;
  color: #2f6b4d;
}

/* toggles and sliders */

.optRow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line-soft);
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text);
}

.toggle {
  width: 54px;
  height: 26px;
  border: 1px solid var(--line);
  background: #08170f;
  position: relative;
  cursor: pointer;
}

.toggle i {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 20px;
  background: #1d5138;
  transition: left 0.12s linear, background 0.12s linear;
}

.toggle.on { border-color: var(--text); }
.toggle.on i { left: 28px; background: var(--text); }

input[type=range] {
  width: 200px;
  accent-color: #4dff96;
}

/* ---- on screen keyboard ------------------------------------------------- */

#keyboard {
  position: absolute;
  inset: 0;
  z-index: 40;
  background: #030c07;
  display: flex;
  flex-direction: column;
  cursor: default;
}

#keyboard[hidden] { display: none; }

#kbHead {
  flex: 0 0 auto;
  padding: 16px 20px 10px;
}

#kbPrompt {
  font-size: 10px;
  letter-spacing: 0.16em;
  color: #2f6b4d;
  margin-bottom: 8px;
}

#kbValueBox {
  height: 52px;
  border: 1px solid var(--text);
  background: #08170f;
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 10px;
}

#kbValue {
  flex: 1 1 auto;
  font-size: 20px;
  letter-spacing: 0.12em;
  color: var(--bright);
  white-space: pre;
  overflow: hidden;
}

#kbValue .caret {
  display: inline-block;
  width: 9px;
  margin-left: 1px;
  border-bottom: 2px solid var(--accent);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

#kbReveal {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--dim);
  font: inherit;
  font-size: 9px;
  letter-spacing: 0.12em;
  padding: 5px 8px;
  cursor: pointer;
}

#kbReveal:hover { color: var(--accent); border-color: var(--accent); }

#kbError {
  font-size: 11px;
  color: var(--alert);
  height: 14px;
  margin-top: 5px;
}

#kbKeys {
  flex: 1 1 auto;
  padding: 0 11px 12px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 5px;
}

.kbRow { display: flex; gap: 5px; justify-content: center; }

.key {
  height: 48px;
  min-width: 40px;
  flex: 1 1 0;
  max-width: 74px;
  background: #0c2018;
  border: 1px solid #1b4a33;
  color: var(--bright);
  font: inherit;
  font-size: 17px;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.key:active { background: var(--text); color: #041a0f; }
.key.wide { max-width: 116px; flex: 1.6 1 0; font-size: 11px; letter-spacing: 0.1em; }
.key.space { max-width: 300px; flex: 4 1 0; }
.key.mod { background: #08170f; color: var(--dim); font-size: 11px; letter-spacing: 0.1em; }
.key.mod.on { color: var(--accent); border-color: var(--accent); }
.key.go { background: rgba(30, 120, 76, 0.3); border-color: var(--text); color: var(--bright); }
.key.cancel { color: #d9705f; border-color: #6a2b25; }

/* ---- symbol legend ------------------------------------------------------ */

.legend {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px 14px;
  border: 1px solid var(--line-soft);
  padding: 10px 12px;
}

.legend div {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text);
}

.legend canvas { flex: 0 0 auto; }

/* ---- tracked contacts --------------------------------------------------- */

#stPins {
  margin-left: auto;
  color: var(--track);
  cursor: pointer;
  letter-spacing: 0.1em;
}

#stPins:hover { color: var(--bright); }

.row.pinned .cs { color: var(--track); }
.row .pin { color: var(--track); font-style: normal; margin-right: 4px; font-size: 8px; }

.detailBar { display: flex; border-bottom: 1px solid var(--line-soft); }
.detailBar .back { border-bottom: 0; flex: 1 1 auto; }

.pinBtn {
  flex: 0 0 auto;
  padding: 6px 10px;
  background: transparent;
  border: 0;
  border-left: 1px solid var(--line-soft);
  color: var(--dim);
  font: inherit;
  font-size: 10px;
  letter-spacing: 0.1em;
  cursor: pointer;
  white-space: nowrap;
}

.pinBtn:hover, .pinBtn.on { color: var(--track); }