/* ============================================================
   skoffroad – mobile touch controls overlay
   Sprint 62 — v0.25.0
   ============================================================ */

:root {
  --tc-mud:    #d97706;   /* mud-500 */
  --tc-mud-lt: #fbbf24;   /* mud-300 */
  --tc-bg:     rgba(12, 10, 9, 0.55);
  --tc-border: rgba(217, 119, 6, 0.45);
  --tc-ring:   rgba(217, 119, 6, 0.20);
  --tc-thumb:  rgba(251, 191, 36, 0.75);
  --tc-btn:    rgba(12, 10, 9, 0.60);
  --tc-btn-act:rgba(217, 119, 6, 0.80);
  --tc-text:   #fafaf9;
  --tc-radius: 14px;
}

/* ── Overlay root ───────────────────────────────────────────── */
#touch-controls {
  position: fixed;
  inset: 0;
  pointer-events: none;       /* children opt-in selectively */
  z-index: 100;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}

/* ── Toggle pill (desktop testing) ─────────────────────────── */
#tc-toggle {
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tc-bg);
  border: 1px solid var(--tc-border);
  color: var(--tc-mud-lt);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 4px 14px;
  border-radius: 999px;
  cursor: pointer;
  pointer-events: auto;
  z-index: 101;
  letter-spacing: 0.05em;
  transition: background 0.15s;
}
#tc-toggle:hover { background: rgba(217,119,6,0.25); }

/* ── Joystick (bottom-left) ─────────────────────────────────── */
#tc-stick-zone {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 140px;
  height: 140px;
  pointer-events: auto;
  touch-action: none;
}

#tc-stick-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--tc-ring);
  border: 2px solid var(--tc-border);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

#tc-stick-thumb {
  position: absolute;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--tc-thumb);
  border: 2px solid var(--tc-mud-lt);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.05s ease;
  pointer-events: none;
  box-shadow: 0 2px 12px rgba(0,0,0,0.5);
}

/* direction arrows inside ring (decorative) */
#tc-stick-ring::before {
  content: "▲";
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: var(--tc-border);
  line-height: 1;
}
#tc-stick-ring::after {
  content: "▼";
  position: absolute;
  bottom: 6px; left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  color: var(--tc-border);
  line-height: 1;
}

/* ── Button grid (bottom-right) ─────────────────────────────── */
/*
   Grid layout (3 columns × 3 rows + 1 full-width brake row):
   Row 1: FWD  | CAM  | MENU
   Row 2: REV  | PTT  | HORN
   Row 3: RST  | PHOTO| ESC
   Row 4: [       BRAKE       ]
*/
#tc-buttons {
  position: fixed;
  bottom: 24px;
  right: 18px;
  display: grid;
  grid-template-columns: repeat(3, 68px);
  grid-template-rows: repeat(3, 64px) 48px;
  gap: 8px;
  pointer-events: auto;
  touch-action: none;
}

/* ── Base button ────────────────────────────────────────────── */
.tc-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background: var(--tc-btn);
  border: 1.5px solid var(--tc-border);
  border-radius: var(--tc-radius);
  color: var(--tc-text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 0.1s, border-color 0.1s, transform 0.05s;
  -webkit-tap-highlight-color: transparent;
  pointer-events: auto;
  touch-action: none;
}

.tc-btn-icon {
  font-size: 22px;
  line-height: 1;
  margin-bottom: 2px;
}

.tc-btn:active,
.tc-btn.tc-pressed {
  background: var(--tc-btn-act);
  border-color: var(--tc-mud-lt);
  transform: scale(0.93);
}

/* FWD / REV buttons — warm green / warm amber tint */
#tc-btn-fwd {
  border-color: rgba(34, 197, 94, 0.45);
  color: #86efac;
}
#tc-btn-fwd.tc-pressed {
  background: rgba(21, 128, 61, 0.75);
  border-color: #86efac;
}

#tc-btn-rev {
  border-color: rgba(245, 158, 11, 0.45);
  color: #fcd34d;
}
#tc-btn-rev.tc-pressed {
  background: rgba(180, 83, 9, 0.75);
  border-color: #fcd34d;
}

/* Horn button */
#tc-btn-horn {
  border-color: rgba(168, 85, 247, 0.45);
  color: #d8b4fe;
}
#tc-btn-horn.tc-pressed {
  background: rgba(109, 40, 217, 0.75);
  border-color: #d8b4fe;
}

/* Menu button */
#tc-btn-menu {
  border-color: rgba(99, 179, 237, 0.45);
  color: #bfdbfe;
}
#tc-btn-menu.tc-pressed {
  background: rgba(37, 99, 235, 0.75);
  border-color: #bfdbfe;
}

/* Brake — full-width bottom row */
#tc-btn-brake {
  grid-column: 1 / -1;
  background: rgba(30, 10, 5, 0.70);
  border-color: rgba(220, 60, 30, 0.55);
  color: #fca5a5;
  font-size: 13px;
  letter-spacing: 0.08em;
}
#tc-btn-brake:active,
#tc-btn-brake.tc-pressed {
  background: rgba(185, 28, 28, 0.80);
  border-color: #fca5a5;
}

/* PTT button distinct colour */
#tc-btn-ptt {
  border-color: rgba(34, 197, 94, 0.45);
  color: #86efac;
}
#tc-btn-ptt.tc-pressed {
  background: rgba(21, 128, 61, 0.75);
  border-color: #86efac;
}

/* ── Hidden state ───────────────────────────────────────────── */
#touch-controls.tc-hidden #tc-stick-zone,
#touch-controls.tc-hidden #tc-buttons {
  display: none;
}

/* ── Mobile menu overlay ────────────────────────────────────── */
#tc-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(12, 10, 9, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  /* Hidden by default — shown via .tc-menu-open */
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

#tc-menu-overlay.tc-menu-open {
  opacity: 1;
  pointer-events: auto;
}

#tc-menu-header {
  width: min(90vw, 380px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--tc-border);
  color: var(--tc-mud-lt);
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

#tc-menu-close {
  background: none;
  border: none;
  color: var(--tc-mud-lt);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
}
#tc-menu-close:active {
  background: rgba(217,119,6,0.25);
}

#tc-menu-list {
  list-style: none;
  width: min(90vw, 380px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tc-menu-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--tc-btn);
  border: 1.5px solid var(--tc-border);
  border-radius: 12px;
  cursor: pointer;
  color: var(--tc-text);
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.1s, border-color 0.1s;
}

.tc-menu-item:active {
  background: var(--tc-btn-act);
  border-color: var(--tc-mud-lt);
}

.tc-menu-icon {
  font-size: 26px;
  line-height: 1;
  flex-shrink: 0;
}

.tc-menu-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--tc-text);
}