/* ============================================
   Header — BoomGame
   ============================================ */

.cg-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--cg-header-height);
  background: var(--cg-bg-header);
  z-index: 1000;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.cg-header-container {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0 var(--cg-spacing-md);
  gap: var(--cg-spacing-md);
}

/* Logo */
.cg-logo {
  display: flex;
  align-items: center;
  gap: var(--cg-spacing-sm);
  flex-shrink: 0;
  text-decoration: none;
  min-width: 160px;
}

.cg-logo-img {
  width: 36px;
  height: 36px;
  border-radius: var(--cg-radius-sm);
  object-fit: contain;
}

.cg-logo-text {
  display: flex;
  flex-direction: column;
}

.cg-logo-main {
  font-size: var(--cg-font-size-lg);
  font-weight: var(--cg-font-weight-extrabold);
  color: #ffffff;
  letter-spacing: -0.3px;
  line-height: 1.2;
}

.cg-logo-sub {
  font-size: var(--cg-font-size-xs);
  color: var(--cg-primary-light);
  font-weight: var(--cg-font-weight-medium);
  line-height: 1;
}

/* Nav Menu */
.cg-nav {
  display: flex;
  align-items: center;
  gap: var(--cg-spacing-xs);
  flex: 1;
  margin-left: var(--cg-spacing-md);
}

.cg-nav-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--cg-radius-full);
  font-size: var(--cg-font-size-sm);
  font-weight: var(--cg-font-weight-semibold);
  color: rgba(255, 255, 255, 0.75);
  cursor: pointer;
  transition: all var(--cg-transition-base);
  white-space: nowrap;
  text-decoration: none;
  border: none;
  background: none;
}

.cg-nav-item:hover,
.cg-nav-item.active {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.cg-nav-item i {
  font-size: 13px;
}

/* Search */
.cg-header-search {
  position: relative;
  flex: 1;
  max-width: 320px;
}

.cg-header-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cg-text-muted);
  font-size: 13px;
  pointer-events: none;
}

.cg-header-search input {
  width: 100%;
  height: 36px;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--cg-radius-full);
  padding: 0 14px 0 36px;
  font-size: var(--cg-font-size-sm);
  color: #ffffff;
  transition: all var(--cg-transition-base);
}

.cg-header-search input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.cg-header-search input:focus {
  background: rgba(255, 255, 255, 0.16);
  border-color: var(--cg-primary);
  box-shadow: 0 0 0 3px var(--cg-primary-subtle);
}

.cg-search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--cg-bg-secondary);
  border: 1px solid var(--cg-border);
  border-radius: var(--cg-radius-lg);
  box-shadow: var(--cg-shadow-xl);
  max-height: 360px;
  overflow-y: auto;
  z-index: 200;
  display: none;
}

.cg-search-results.visible { display: block; }

.cg-search-result-item {
  display: flex;
  align-items: center;
  gap: var(--cg-spacing-sm);
  padding: 10px var(--cg-spacing-md);
  cursor: pointer;
  transition: background var(--cg-transition-fast);
}

.cg-search-result-item:hover { background: var(--cg-bg-hover); }

.cg-search-result-item img {
  width: 36px;
  height: 36px;
  border-radius: var(--cg-radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.cg-search-result-item span {
  font-size: var(--cg-font-size-sm);
  font-weight: var(--cg-font-weight-semibold);
  color: var(--cg-text-primary);
}

/* Header Actions */
.cg-header-actions {
  display: flex;
  align-items: center;
  gap: var(--cg-spacing-sm);
  flex-shrink: 0;
}

.cg-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--cg-radius-full);
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--cg-transition-base);
}

.cg-icon-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

/* Boss Key Button */
.cg-boss-key-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  height: 36px;
  background: var(--cg-boss-key);
  border-radius: var(--cg-radius-full);
  font-size: var(--cg-font-size-sm);
  font-weight: var(--cg-font-weight-bold);
  color: #ffffff;
  cursor: pointer;
  transition: all var(--cg-transition-base);
  border: none;
  white-space: nowrap;
  animation: pulse-red 2.5s infinite;
}

.cg-boss-key-btn:hover {
  background: var(--cg-boss-key-hover);
  transform: scale(1.04);
  animation: none;
}

.cg-boss-key-btn i { font-size: 13px; }

@keyframes pulse-red {
  0%, 100% { box-shadow: 0 0 0 0 rgba(229, 57, 53, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(229, 57, 53, 0); }
}

/* Mobile menu toggle */
.cg-menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: var(--cg-radius-md);
  background: rgba(255, 255, 255, 0.10);
  border: none;
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .cg-nav-item span { display: none; }
  .cg-nav-item { padding: 8px 10px; }
}

@media (max-width: 768px) {
  .cg-nav { display: none; }
  .cg-menu-toggle { display: flex; }
  .cg-header-search { max-width: 180px; }
  .cg-logo-sub { display: none; }
  #themeBtn { display: none; }
}

@media (max-width: 480px) {
  .cg-header-search { display: none; }
}