/* gamepad_panel.css — Saltybot Gamepad Teleop (Issue #598) */

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

:root {
  --bg0:   #050510;
  --bg1:   #070712;
  --bg2:   #0a0a1a;
  --bd:    #0c2a3a;
  --bd2:   #1e3a5f;
  --dim:   #374151;
  --mid:   #6b7280;
  --base:  #9ca3af;
  --hi:    #d1d5db;
  --cyan:  #06b6d4;
  --green: #22c55e;
  --amber: #f59e0b;
  --red:   #ef4444;
}

body {
  font-family: 'Courier New', Courier, monospace;
  font-size: 12px;
  background: var(--bg0);
  color: var(--base);
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Header ── */
#header {
  display: flex;
  align-items: center;
  padding: 5px 12px;
  background: var(--bg1);
  border-bottom: 1px solid var(--bd);
  flex-shrink: 0;
  gap: 8px;
  flex-wrap: wrap;
}
.logo { color: #f97316; font-weight: bold; letter-spacing: .15em; font-size: 13px; flex-shrink: 0; }

#conn-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--dim); flex-shrink: 0; transition: background .3s;
}
#conn-dot.connected { background: var(--green); }
#conn-dot.error     { background: var(--red); animation: blink 1s infinite; }

#gp-indicator {
  display: flex; align-items: center; gap: 5px;
  font-size: 10px; color: var(--mid);
}
#gp-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--dim); flex-shrink: 0; transition: background .3s;
}
#gp-dot.active { background: var(--amber); }

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.3} }

#ws-input {
  background: var(--bg2); border: 1px solid var(--bd2); border-radius: 4px;
  color: #67e8f9; padding: 2px 7px; font-family: monospace; font-size: 11px; width: 185px;
}
#ws-input:focus { outline: none; border-color: var(--cyan); }

.hbtn {
  padding: 2px 8px; border-radius: 4px; border: 1px solid var(--bd2);
  background: var(--bg2); color: #67e8f9; font-family: monospace;
  font-size: 10px; font-weight: bold; cursor: pointer; transition: background .15s;
  white-space: nowrap;
}
.hbtn:hover { background: #0e4f69; }

.estop-btn {
  border-color: #7f1d1d; background: #1c0505; color: #fca5a5;
  padding: 3px 12px; font-size: 11px;
}
.estop-btn:hover { background: #3b0606; }
.estop-btn.active {
  background: #7f1d1d; border-color: var(--red); color: #fff;
  animation: blink .8s infinite;
}

.resume-btn {
  border-color: #14532d; background: #052010; color: #86efac;
  padding: 3px 12px; font-size: 11px;
}
.resume-btn:hover { background: #0a3a1a; }

/* ── Toolbar ── */
#toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: var(--bg1);
  border-bottom: 1px solid var(--bd);
  flex-shrink: 0;
  flex-wrap: wrap;
  font-size: 10px;
}
.tsep { width: 1px; height: 16px; background: var(--bd2); }
.tlbl { color: var(--mid); letter-spacing: .08em; }
.tval { color: #67e8f9; min-width: 70px; font-family: monospace; }

.tslider {
  -webkit-appearance: none;
  width: 100px; height: 4px; border-radius: 2px;
  background: var(--bd2); outline: none; cursor: pointer;
}
.tslider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--cyan); cursor: pointer;
}
.tslider::-moz-range-thumb {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--cyan); cursor: pointer; border: none;
}

/* ── Main ── */
#main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 220px;
  min-height: 0;
  overflow: hidden;
}

/* ── Joystick area ── */
#joystick-area {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  gap: 12px;
  padding: 16px;
  overflow: hidden;
}

.stick-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.stick-label {
  font-size: 9px; letter-spacing: .12em; color: var(--mid); text-transform: uppercase;
}
.stick-vals {
  font-size: 10px; color: #67e8f9; font-family: monospace; min-width: 100px; text-align: center;
}

canvas {
  display: block;
  border-radius: 50%;
  border: 1px solid var(--bd2);
  touch-action: none;
  cursor: grab;
}
canvas.active { cursor: grabbing; }

/* ── Center panel ── */
#center-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 260px;
  position: relative;
}

.cp-block {
  background: var(--bg2);
  border: 1px solid var(--bd2);
  border-radius: 6px;
  padding: 8px;
}
.cp-title {
  font-size: 9px; font-weight: bold; letter-spacing: .12em;
  color: #0891b2; text-transform: uppercase; margin-bottom: 5px;
}
.cp-row {
  display: flex; justify-content: space-between;
  padding: 2px 0; border-bottom: 1px solid var(--bd);
  font-size: 10px;
}
.cp-row:last-child { border-bottom: none; }
.cp-lbl { color: var(--mid); }
.cp-val { color: var(--hi); font-family: monospace; }

/* Keyboard diagram */
.key-grid {
  display: grid;
  grid-template-columns: repeat(3, 28px);
  grid-template-rows: repeat(3, 22px);
  gap: 3px;
  justify-content: center;
  margin: 4px 0;
}
.key {
  background: var(--bg1);
  border: 1px solid var(--bd2);
  border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: bold; color: var(--mid);
  transition: background .1s, color .1s, border-color .1s;
}
.key.pressed {
  background: #0e4f69; border-color: var(--cyan); color: #fff;
}
.key-wide {
  grid-column: 1 / 4;
  width: 100%; height: 22px;
}

/* E-stop overlay */
#estop-panel {
  position: absolute; inset: 0;
  background: rgba(127,0,0,0.9);
  border: 2px solid var(--red);
  border-radius: 8px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 4px;
  animation: blink .8s infinite;
}
.estop-text { font-size: 28px; font-weight: bold; color: #fca5a5; letter-spacing: .1em; }
.estop-sub  { font-size: 11px; color: #fca5a5; letter-spacing: .2em; }

/* ── Sidebar ── */
#sidebar {
  background: var(--bg1);
  border-left: 1px solid var(--bd);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 8px;
  gap: 8px;
  font-size: 11px;
}
.sb-card {
  background: var(--bg2);
  border: 1px solid var(--bd2);
  border-radius: 6px;
  padding: 8px;
}
.sb-title {
  font-size: 9px; font-weight: bold; letter-spacing: .12em;
  color: #0891b2; text-transform: uppercase; margin-bottom: 6px;
}
.sb-row {
  display: flex; justify-content: space-between;
  padding: 2px 0; border-bottom: 1px solid var(--bd);
  font-size: 10px;
}
.sb-row:last-child { border-bottom: none; }
.sb-lbl { color: var(--mid); }
.sb-val { color: var(--hi); font-family: monospace; }

/* Gamepad axis bars */
.gp-axis-row {
  display: flex; align-items: center; gap: 4px;
  font-size: 9px; color: var(--mid); margin-bottom: 3px;
}
.gp-axis-label { width: 30px; flex-shrink: 0; }
.gp-bar-track {
  flex: 1; height: 6px; background: var(--bg0);
  border: 1px solid var(--bd); border-radius: 3px; overflow: hidden;
  position: relative;
}
.gp-bar-center {
  position: absolute; top: 0; bottom: 0;
  left: 50%; width: 1px; background: var(--dim);
}
.gp-bar-fill {
  position: absolute; top: 0; bottom: 0;
  background: var(--cyan); transition: none;
}
.gp-axis-val { width: 32px; text-align: right; color: var(--hi); flex-shrink: 0; }

.gp-btn-row {
  display: flex; flex-wrap: wrap; gap: 3px;
  margin-top: 6px;
}
.gp-btn-chip {
  font-size: 8px; padding: 1px 5px; border-radius: 2px;
  border: 1px solid var(--bd); background: var(--bg0); color: var(--dim);
  transition: background .1s, color .1s;
}
.gp-btn-chip.pressed { background: var(--bd2); color: var(--hi); border-color: var(--cyan); }

/* ── Footer ── */
#footer {
  background: var(--bg1); border-top: 1px solid var(--bd);
  padding: 3px 12px;
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0; font-size: 10px; color: var(--dim);
}

/* ── Responsive ── */
@media (max-width: 800px) {
  #main { grid-template-columns: 1fr; }
  #sidebar { display: none; }
}
@media (max-width: 560px) {
  #right-wrap { display: none; }
  #center-panel { max-width: 100%; }
  .tslider { width: 70px; }
}