/* =========================================
   GAME SHARED - KONSISTENSI ANTAR HALAMAN
   Wajib diload di semua halaman game HTML
   ========================================= */

/* ── Animasi Dasar ───────────────────────────── */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulseNeon {
  0%, 100% { box-shadow: 0 0 5px rgba(0, 242, 255, 0.4); }
  50%       { box-shadow: 0 0 20px rgba(0, 242, 255, 0.8), 0 0 40px rgba(0, 242, 255, 0.4); }
}

@keyframes scanline {
  0%   { background-position: 0 0; }
  100% { background-position: 0 100%; }
}

/* ── Reset & Base ────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
}

/* ── Tombol Kembali (Universal) ──────────────── */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #e0e0e0;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  font-family: "Poppins", sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: fadeInDown 0.4s ease both;
}

.btn-back::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn-back:hover {
  background: rgba(0, 242, 255, 0.1);
  border-color: rgba(0, 242, 255, 0.4);
  color: #00f2ff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 242, 255, 0.15);
}

.btn-back:hover::before {
  opacity: 1;
}

.btn-back:active {
  transform: translateY(0);
}

/* ── Top Bar (Baris Navigasi Atas) ───────────── */
.game-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: rgba(10, 10, 30, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  animation: fadeInDown 0.4s ease both;
}

/* ── HUD Stats (Skor, Timer, dll) ────────────── */
.hud-stat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  font-family: "Orbitron", "Poppins", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: #e0e0e0;
  transition: all 0.3s ease;
}

.hud-stat.highlight {
  border-color: rgba(0, 242, 255, 0.4);
  color: #00f2ff;
  animation: pulseNeon 3s ease-in-out infinite;
}

/* ── Tombol Aksi Game (Start, Restart, dll) ──── */
.btn-game-action {
  padding: 12px 28px;
  background: linear-gradient(135deg, #00b4d8, #0077b6);
  color: white;
  border: none;
  border-radius: 14px;
  font-family: "Orbitron", "Poppins", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(0, 119, 182, 0.4);
}

.btn-game-action::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.5s ease, height 0.5s ease, opacity 0.5s ease;
  opacity: 0;
}

.btn-game-action:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 30px rgba(0, 119, 182, 0.5);
}

.btn-game-action:active::after {
  width: 200px;
  height: 200px;
  opacity: 0;
}

/* ── Layar Loading Game (antar transisi) ─────── */
.game-loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 20, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.4s ease;
}

.game-loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.game-loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(0, 242, 255, 0.15);
  border-top-color: #00f2ff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Badge Kategori Game ─────────────────────── */
.game-category-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.game-category-tag.math   { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.game-category-tag.islam  { background: rgba(16, 185, 129, 0.2); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.game-category-tag.logic  { background: rgba(245, 158, 11, 0.2); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }

/* ── Modal Game (Popup Hasil, Konfirmasi, dll) ── */
.game-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.game-modal-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

.game-modal-box {
  background: rgba(15, 15, 40, 0.95);
  border: 1px solid rgba(0, 242, 255, 0.2);
  border-radius: 20px;
  padding: 32px;
  max-width: 480px;
  width: 90%;
  text-align: center;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
              0 0 40px rgba(0, 242, 255, 0.1);
}

.game-modal-overlay.is-open .game-modal-box {
  transform: scale(1) translateY(0);
}

.game-modal-title {
  font-family: "Orbitron", sans-serif;
  font-size: 1.4rem;
  color: #00f2ff;
  margin-bottom: 12px;
  text-shadow: 0 0 20px rgba(0, 242, 255, 0.5);
}

.game-modal-score {
  font-size: 3rem;
  font-weight: 800;
  font-family: "Orbitron", sans-serif;
  background: linear-gradient(135deg, #00f2ff, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 12px 0;
}

/* ── Notifikasi Toast ────────────────────────── */
.game-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  background: rgba(15, 15, 40, 0.95);
  border: 1px solid rgba(0, 242, 255, 0.3);
  border-radius: 12px;
  color: #e0e0e0;
  font-family: "Poppins", sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 9000;
  max-width: 300px;
}

.game-toast.show {
  transform: translateY(0);
  opacity: 1;
}

.game-toast.success { border-color: rgba(52, 211, 153, 0.5); }
.game-toast.error   { border-color: rgba(248, 113, 113, 0.5); }
.game-toast.warning { border-color: rgba(251, 191, 36, 0.5); }

/* ── Responsive Tweaks ───────────────────────── */
@media (max-width: 768px) {
  .game-topbar {
    padding: 8px 12px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .btn-game-action {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .game-modal-box {
    padding: 24px 18px;
  }

  .game-modal-title {
    font-size: 1.1rem;
  }

  .game-modal-score {
    font-size: 2.2rem;
  }
}

@media (max-width: 480px) {
  .btn-back {
    padding: 8px 12px;
    font-size: 0.78rem;
  }

  .hud-stat {
    font-size: 0.72rem;
    padding: 5px 10px;
  }
}