/* ═══════════════════════════════════════════════════════
   Survival Arena (Brotato / Vampire Survivors style)
═══════════════════════════════════════════════════════ */

.nav-btn--survival { color: var(--relic) !important; }
.nav-btn--survival:hover, .nav-btn--survival.active {
  background: rgba(248,113,113,0.12) !important;
  color: #fca5a5 !important;
}

/* ── Character picker ── */
.survival-char-grid {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 24px;
}
.survival-char-card {
  cursor: pointer;
  width: 200px;
  padding: 22px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: center;
  transition: transform .15s, box-shadow .15s, border-color .15s;
}
.survival-char-card:hover {
  transform: translateY(-6px);
  border-color: var(--char-color, var(--accent));
  box-shadow: 0 0 24px var(--char-color, var(--glow-blue));
}
.survival-char-img {
  width: 96px;
  height: 96px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid var(--char-color, var(--accent));
  margin-bottom: 10px;
}
.survival-char-name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--char-color, var(--accent));
  margin-bottom: 6px;
}
.survival-char-desc { font-size: .85rem; color: var(--muted); min-height: 2.4em; margin-bottom: 10px; }
.survival-char-hp { font-size: .85rem; color: var(--text); }

/* ── HUD ── */
#survival-hud {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  max-width: 960px;
  margin: 0 auto 14px;
  padding: 10px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.survival-hud-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: .95rem;
  color: var(--text);
}
.survival-hp-bar {
  width: 160px;
  height: 14px;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
}
#survival-hp-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #f87171, #facc15);
  transition: width .15s;
}
.survival-xp-bar {
  width: 120px;
  height: 10px;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 5px;
  overflow: hidden;
}
#survival-xp-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width .15s;
}

/* ── Arena / canvas ── */
.survival-arena-wrap {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}
#survival-canvas {
  width: 100%;
  height: auto;
  display: block;
  background: #080b18;
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 0 30px rgba(0,0,0,0.4);
  touch-action: none;
}

/* ── Virtual joystick (touch + mouse drag) ── */
#survival-joystick {
  position: absolute;
  left: 24px;
  bottom: 24px;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 2px solid var(--border);
  touch-action: none;
}
#survival-joystick-knob {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 44px;
  height: 44px;
  margin: -22px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px var(--glow-blue);
  pointer-events: none;
}

/* ── Game over ── */
#survival-gameover {
  text-align: center;
  max-width: 480px;
  margin: 40px auto;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
#survival-gameover h3 {
  font-family: var(--font-head);
  color: var(--relic);
  font-size: 1.6rem;
  margin-bottom: 12px;
}
#survival-final-stats { color: var(--muted); margin-bottom: 22px; }
#survival-gameover .btn-secondary { margin-left: 10px; }

@media (max-width: 640px) {
  .survival-hp-bar { width: 110px; }
  #survival-joystick { width: 84px; height: 84px; left: 16px; bottom: 16px; }
}