*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  overscroll-behavior: none;
  background: #14243d;
  color: #f8fafc;
  font-family: "MiSans", "HarmonyOS Sans SC", "PingFang SC", "Noto Sans CJK SC",
    system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  user-select: none;
  -webkit-user-select: none;
}

#scene-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  outline: none;
}

/* =========================================================================
   FLOATING HUD SHELL
   ========================================================================= */
.hud-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding:
    max(12px, env(safe-area-inset-top))
    max(12px, env(safe-area-inset-right))
    max(14px, env(safe-area-inset-bottom))
    max(12px, env(safe-area-inset-left));
  z-index: 10;
}

.glass-pill {
  pointer-events: auto;
  background: rgba(14, 24, 42, 0.56);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 28px rgba(5, 10, 22, 0.28);
  border-radius: 999px;
}

/* =========================================================================
   TOP BAR: BRAND + TELEMETRY + QUICK SETTINGS
   ========================================================================= */
.top-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.brand-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 11px;
}

.brand-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffb703, #fb8500);
  display: grid;
  place-items: center;
  font-size: 18px;
  box-shadow: 0 2px 10px rgba(251, 133, 0, 0.45);
  flex-shrink: 0;
}

.brand-meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.brand-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: #fffdf9;
}

.telemetry-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: rgba(248, 250, 252, 0.85);
  font-variant-numeric: tabular-nums;
}

.telemetry-sep {
  opacity: 0.35;
}

.stat-highlight {
  font-weight: 700;
  color: #ffd166;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.icon-pill-btn {
  pointer-events: auto;
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(14, 24, 42, 0.58);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: #f8fafc;
  height: 40px;
  min-width: 40px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.14s ease, background 0.18s ease, border-color 0.18s ease;
  box-shadow: 0 6px 20px rgba(5, 10, 22, 0.24);
}

.icon-pill-btn:active {
  transform: scale(0.93);
}

.icon-pill-btn.active {
  background: rgba(255, 183, 3, 0.28);
  border-color: rgba(255, 209, 102, 0.75);
  color: #fff6d6;
}

.icon-only {
  padding: 0;
  width: 40px;
  font-size: 16px;
}

/* =========================================================================
   CUSTOMIZE POPOVER DRAWER
   ========================================================================= */
.custom-drawer {
  pointer-events: none;
  position: fixed;
  top: calc(max(12px, env(safe-area-inset-top)) + 50px);
  right: max(12px, env(safe-area-inset-right));
  width: min(290px, calc(100vw - 24px));
  background: rgba(13, 23, 40, 0.82);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 14px 15px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.42);
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 25;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.custom-drawer.open {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
}

.drawer-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.drawer-label {
  font-size: 11.5px;
  font-weight: 600;
  color: rgba(248, 250, 252, 0.72);
  display: flex;
  justify-content: space-between;
}

.swatch-group {
  display: flex;
  gap: 10px;
  align-items: center;
}

.paint-swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.paint-swatch.active {
  transform: scale(1.14);
  border-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(255, 209, 102, 0.55);
}

.mini-seg-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.mini-seg-btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.07);
  color: #f1f5f9;
  border-radius: 10px;
  padding: 7px 4px;
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
}

.mini-seg-btn.active {
  background: rgba(34, 158, 188, 0.48);
  border-color: #72efdd;
  color: #ffffff;
}

.speed-range {
  width: 100%;
  accent-color: #ffb703;
  height: 24px;
  cursor: pointer;
}

/* =========================================================================
   CENTER FEEDBACK TOAST & INITIAL TOUCH HINT
   ========================================================================= */
.toast-banner {
  position: fixed;
  top: calc(max(12px, env(safe-area-inset-top)) + 56px);
  left: 50%;
  transform: translate(-50%, -10px);
  background: rgba(14, 24, 42, 0.76);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 209, 102, 0.45);
  color: #fff9eb;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  white-space: nowrap;
  max-width: calc(100vw - 28px);
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
  z-index: 20;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.toast-banner.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.touch-hint {
  align-self: center;
  margin-top: auto;
  margin-bottom: 10px;
  background: rgba(14, 24, 42, 0.46);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.88);
  padding: 5px 13px;
  border-radius: 999px;
  font-size: 11.5px;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.touch-hint.hidden {
  opacity: 0;
  transform: translateY(6px);
}

/* =========================================================================
   BOTTOM CONTROLS: CAMERA CHIPS + THUMB ACTION DOCK
   ========================================================================= */
.bottom-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  width: 100%;
}

.cam-strip {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 3px 4px;
}

.cam-strip::-webkit-scrollbar {
  display: none;
}

.cam-chip {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(14, 24, 42, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: rgba(248, 250, 252, 0.86);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease, transform 0.12s ease;
}

.cam-chip:active {
  transform: scale(0.94);
}

.cam-chip.active {
  background: rgba(255, 255, 255, 0.92);
  color: #0f172a;
  border-color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.22);
}

.action-dock {
  pointer-events: auto;
  display: grid;
  grid-template-columns: repeat(5, minmax(56px, 74px));
  gap: 7px;
  padding: 7px;
  background: rgba(12, 21, 38, 0.62);
  backdrop-filter: blur(16px) saturate(145%);
  -webkit-backdrop-filter: blur(16px) saturate(145%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  box-shadow: 0 12px 34px rgba(4, 9, 20, 0.38);
  max-width: 100%;
}

.dock-btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.08);
  color: #f8fafc;
  border-radius: 17px;
  height: 54px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 0.12s ease, background 0.16s ease, border-color 0.16s ease;
}

.dock-btn:active,
.dock-btn.active {
  transform: scale(0.92);
  background: rgba(255, 183, 3, 0.32);
  border-color: rgba(255, 209, 102, 0.8);
}

.dock-btn-primary {
  background: linear-gradient(145deg, rgba(251, 133, 0, 0.42), rgba(255, 183, 3, 0.24));
  border-color: rgba(255, 200, 87, 0.45);
}

.dock-btn-turbo {
  background: linear-gradient(145deg, rgba(34, 158, 188, 0.42), rgba(58, 134, 255, 0.26));
  border-color: rgba(114, 239, 221, 0.42);
}

.dock-icon {
  font-size: 19px;
  line-height: 1.05;
}

.dock-text {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.94);
}

/* =========================================================================
   SMALL PORTRAIT & LANDSCAPE PHONE ADAPTATIONS
   ========================================================================= */
@media (max-width: 390px) {
  .brand-title {
    font-size: 13px;
  }
  .theme-text-label {
    display: none;
  }
  .action-dock {
    grid-template-columns: repeat(5, minmax(52px, 1fr));
    width: 100%;
    gap: 5px;
    padding: 6px;
  }
  .dock-btn {
    height: 50px;
  }
}

@media (max-height: 500px) {
  /* Landscape phone layout: ultra-compact bars so the 3D pelican fills the view! */
  .brand-card {
    padding: 5px 12px 5px 8px;
  }
  .brand-badge {
    width: 26px;
    height: 26px;
    font-size: 15px;
  }
  .touch-hint {
    display: none;
  }
  .bottom-stack {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
  .action-dock {
    padding: 5px;
    gap: 5px;
  }
  .dock-btn {
    height: 44px;
    min-width: 52px;
  }
  .dock-icon {
    font-size: 16px;
  }
}