/* SUBSTRATA — global look & feel.
   Dark, cold, fluorescent-underground palette with alien cyan/violet accents. */

:root {
  --bg: #05070d;
  --panel: #0c1320;
  --panel-2: #121c30;
  --ink: #cfe6ff;
  --ink-dim: #6f8bb0;
  --line: #1f3350;
  --cyan: #36e0d8;
  --violet: #9a6cff;
  --amber: #ffb547;
  --danger: #ff5566;
  --ok: #4be08a;
  --scrap: #c7a06b;
  --energy: #ffd24a;
  --food: #6fd07a;
  --tech: #9a6cff;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: radial-gradient(120% 80% at 50% -10%, #0a1424 0%, var(--bg) 60%);
  color: var(--ink);
  font-family: "Segoe UI", Roboto, system-ui, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  user-select: none;
}

#game-frame {
  position: relative;
  width: 960px;
  max-width: 100vw;
  aspect-ratio: 16 / 9;
  box-shadow: 0 0 0 1px var(--line), 0 30px 80px rgba(0,0,0,.6);
  border-radius: 10px;
  overflow: hidden;
}

canvas#game {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  background: #04060c;
}

.hidden { display: none !important; }

/* ---------- HUD ---------- */
#hud {
  position: absolute;
  top: 10px; left: 10px; right: 10px;
  display: flex;
  gap: 14px;
  padding: 8px 12px;
  background: linear-gradient(180deg, rgba(8,14,24,.92), rgba(8,14,24,.6));
  border: 1px solid var(--line);
  border-radius: 8px;
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  letter-spacing: .3px;
  pointer-events: none;
  z-index: 5;
}
#hud .res { display: flex; align-items: center; gap: 6px; }
#hud .muted { color: var(--ink-dim); }
#hud .icon {
  width: 14px; height: 14px; border-radius: 3px; display: inline-block;
  box-shadow: 0 0 8px currentColor;
}
.icon.scrap { background: var(--scrap); color: var(--scrap); }
.icon.energy { background: var(--energy); color: var(--energy); }
.icon.food { background: var(--food); color: var(--food); }
.icon.tech { background: var(--tech); color: var(--tech); border-radius: 50%; }
.icon.crew { background: var(--cyan); color: var(--cyan); border-radius: 50% 50% 50% 0; }

/* ---------- Panel layer (menus / dialogs) ---------- */
#panel-layer {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(2,4,8,.55);
  backdrop-filter: blur(2px);
}

.panel {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.02);
  width: min(640px, 100%);
  max-height: 100%;
  overflow: auto;
  padding: 22px 24px;
  animation: panel-in .22s cubic-bezier(.2, .9, .3, 1);
}
@keyframes panel-in {
  from { opacity: 0; transform: translateY(10px) scale(.985); }
  to   { opacity: 1; transform: none; }
}
#panel-layer { animation: fade-in .18s ease; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.card { transition: border-color .15s, background .15s; }
.card:hover { border-color: rgba(54,224,216,.35); }
.panel h2 {
  margin: 0 0 4px;
  font-size: 22px;
  letter-spacing: 1px;
  color: #fff;
}
.panel h2 .accent { color: var(--cyan); }
.panel .sub { color: var(--ink-dim); margin: 0 0 16px; font-size: 13px; }

.row { display: flex; gap: 10px; flex-wrap: wrap; }

.card {
  flex: 1 1 180px;
  background: rgba(255,255,255,.02);
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 12px 14px;
}
.card h3 { margin: 0 0 6px; font-size: 15px; color: #fff; }
.card p { margin: 0 0 10px; font-size: 12.5px; color: var(--ink-dim); line-height: 1.4; }
.card .meta { font-size: 12px; color: var(--cyan); margin-bottom: 8px; }

/* Buttons */
.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #16243c, #0e1727);
  color: var(--ink);
  font: inherit;
  font-size: 13.5px;
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: transform .05s ease, border-color .15s, background .15s;
  letter-spacing: .3px;
}
.btn:hover { border-color: var(--cyan); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .4; cursor: not-allowed; border-color: var(--line); color: var(--ink-dim); }
.btn.primary { background: linear-gradient(180deg, #1d8f87, #0f5f5a); border-color: #2bd0c5; color: #eafffd; }
.btn.primary:hover { box-shadow: 0 0 16px rgba(54,224,216,.4); }
.btn.danger { border-color: #5a2030; }
.btn.danger:hover { border-color: var(--danger); }
.btn.full { width: 100%; }

.cost { font-size: 12px; color: var(--ink-dim); display: inline-flex; gap: 8px; align-items: center; }
.cost b { color: var(--ink); }
.cost.cant b { color: var(--danger); }

.list { display: flex; flex-direction: column; gap: 8px; margin: 8px 0; }
.crewline {
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255,255,255,.02); border: 1px solid var(--line);
  border-radius: 7px; padding: 8px 12px; font-size: 13px;
}
.crewline .name { color: #fff; }
.crewline .job { color: var(--cyan); font-size: 12px; }

.divider { height: 1px; background: var(--line); margin: 16px 0; }

.footer-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

#hint {
  color: var(--ink-dim);
  font-size: 12.5px;
  margin: 0;
  text-align: center;
}
#hint b { color: var(--cyan); font-weight: 600; }

/* ---------- Toasts ---------- */
#toasts {
  position: absolute;
  bottom: 14px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; gap: 6px; align-items: center;
  z-index: 20; pointer-events: none;
}
.toast {
  background: rgba(8,14,24,.95);
  border: 1px solid var(--cyan);
  color: var(--ink);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  box-shadow: 0 6px 24px rgba(0,0,0,.5);
  animation: toast-in .25s ease, toast-out .4s ease 2.6s forwards;
}
.toast.warn { border-color: var(--amber); }
.toast.bad { border-color: var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; } }
@keyframes toast-out { to { opacity: 0; transform: translateY(-8px); } }

/* ---------- Touch controls (mobile raids) ---------- */
#touch-controls {
  position: absolute;
  inset: 0;
  z-index: 8;
  pointer-events: none;
}
.tc-pad {
  position: absolute;
  left: max(14px, env(safe-area-inset-left));
  bottom: max(16px, env(safe-area-inset-bottom));
  display: flex; gap: 14px;
}
.tc-actions {
  position: absolute;
  right: max(14px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  display: flex; gap: 14px; align-items: flex-end;
}
.tc-btn {
  pointer-events: auto;
  width: 64px; height: 64px;
  border-radius: 50%;
  border: 1.5px solid rgba(54,224,216,.5);
  background: rgba(10,18,30,.5);
  color: #cfe6ff;
  font-size: 26px;
  display: flex; align-items: center; justify-content: center;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
  transition: background .08s, transform .05s;
}
.tc-btn:active { background: rgba(54,224,216,.3); transform: scale(.94); }
.tc-big { width: 76px; height: 76px; font-size: 30px; }
.tc-fire { border-color: rgba(255,85,102,.7); color: #ffd0d6; }
.tc-fire:active { background: rgba(255,85,102,.35); }
.tc-pause {
  pointer-events: auto;
  position: absolute; top: 12px; right: 12px;
  width: 40px; height: 40px; border-radius: 8px;
  border: 1px solid rgba(207,230,255,.3);
  background: rgba(10,18,30,.6); color: #cfe6ff; font-size: 14px;
  letter-spacing: 2px;
}

@media (max-width: 980px) {
  body { gap: 4px; padding: 0; height: 100dvh; justify-content: flex-start; }
  /* Fill the viewport on phones rather than a 16:9 letterbox. */
  #game-frame {
    width: 100vw;
    height: 100dvh;
    max-width: none;
    aspect-ratio: auto;
    border-radius: 0;
  }
  #hint { display: none; }
  .tc-btn { width: 58px; height: 58px; font-size: 22px; }
  .tc-big { width: 68px; height: 68px; }
  .panel { padding: 18px; }
  .panel h2 { font-size: 19px; }
}

/* Hide the keyboard hint on touch devices even on larger tablets. */
@media (pointer: coarse) {
  #hint { display: none; }
}

/* ---------- Landscape lock (phones) ---------- */
#rotate-prompt { display: none; }

@media (orientation: portrait) and (pointer: coarse) {
  #game-frame { display: none; }
  #rotate-prompt {
    display: flex;
    position: fixed;
    inset: 0;
    z-index: 1000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 14px;
    padding: 32px;
    background: radial-gradient(120% 80% at 50% 30%, #0a1424 0%, var(--bg) 70%);
  }
  #rotate-prompt .rot-icon {
    font-size: 64px;
    color: var(--cyan);
    animation: rot-spin 2.4s ease-in-out infinite;
    text-shadow: 0 0 24px rgba(54, 224, 216, .5);
  }
  #rotate-prompt h2 { margin: 0; font-size: 22px; letter-spacing: 1px; color: #fff; }
  #rotate-prompt p { margin: 0; max-width: 280px; color: var(--ink-dim); font-size: 14px; line-height: 1.5; }
}

@keyframes rot-spin {
  0%, 100% { transform: rotate(-12deg); }
  50% { transform: rotate(78deg); }
}