/* ==========================================================================
   THEUZINHOTV - HEADER COMPONENT STYLES
   ========================================================================== */

.app-header {
  height: var(--header-height);
  background-color: var(--bg-header);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  gap: 20px;
}

@media (max-width: 768px) {
  .app-header {
    padding: 0 16px;
    gap: 12px;
  }
}

/* Área Esquerda: Hambúrguer + Logo */
.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.hamburger-btn {
  background: transparent;
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hamburger-btn:hover {
  background-color: var(--bg-hover);
  color: #ffffff;
  border-color: var(--border-focus);
}

.hamburger-btn svg {
  width: 22px;
  height: 22px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.header-logo-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--border-radius-md);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 0 16px rgba(0, 132, 255, 0.45), 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header-logo:hover .header-logo-icon {
  transform: scale(1.06);
  box-shadow: 0 0 22px rgba(0, 132, 255, 0.65), 0 4px 10px rgba(0, 0, 0, 0.4);
}

.header-logo-icon svg {
  width: 24px;
  height: 24px;
}

.header-logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f8fafc;
  display: flex;
  align-items: center;
}

.header-logo-text .tv-highlight {
  color: var(--accent-blue-vibrant);
  margin-left: 1px;
  position: relative;
  text-shadow: 0 0 16px rgba(0, 132, 255, 0.5);
  font-weight: 900;
}

/* Área Central: Barra de Pesquisa Global */
.header-center {
  flex: 1;
  max-width: 520px;
  position: relative;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 14px;
  color: var(--text-dimmed);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.search-icon svg {
  width: 18px;
  height: 18px;
}

.search-input {
  width: 100%;
  height: 42px;
  padding-left: 42px;
  padding-right: 76px;
  background-color: rgba(10, 14, 23, 0.7);
  border: 1px solid var(--border-card);
  border-radius: 9999px;
  font-size: 0.88rem;
  color: var(--text-main);
  transition: all var(--transition-normal);
}

.search-input:focus {
  background-color: var(--bg-input);
  border-color: var(--accent-blue-vibrant);
  box-shadow: 0 0 0 3px rgba(0, 132, 255, 0.15), 0 0 20px rgba(0, 132, 255, 0.1);
}

.search-input:focus ~ .search-shortcut {
  opacity: 0.4;
}

.search-clear-btn {
  position: absolute;
  right: 12px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  z-index: 2;
}

.search-clear-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
  color: #f87171;
  transform: scale(1.08);
}

.search-clear-btn svg {
  width: 14px;
  height: 14px;
}

.search-shortcut {
  position: absolute;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 0.72rem;
  color: var(--text-dimmed);
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 7px;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
  pointer-events: none;
}

/* Área Direita: Ações */
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-batch-actions {
  background-color: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  font-size: 0.88rem;
  padding: 9px 16px;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-batch-actions:hover {
  background-color: rgba(37, 99, 235, 0.15);
  border-color: var(--accent-blue-vibrant);
  color: #ffffff;
  box-shadow: 0 0 12px rgba(0, 132, 255, 0.2);
}

.btn-batch-actions svg {
  width: 17px;
  height: 17px;
  color: var(--accent-blue-neon);
}

.btn-new-channel {
  background: var(--accent-gradient);
  color: #ffffff;
  font-size: 0.88rem;
  padding: 9px 16px;
  border-radius: var(--border-radius-md);
  font-weight: 700;
  border: none;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 132, 255, 0.35);
  transition: all var(--transition-fast);
}

.btn-new-channel:hover {
  filter: brightness(1.1);
  box-shadow: 0 4px 18px rgba(0, 132, 255, 0.5);
  transform: translateY(-1px);
}

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

.btn-new-channel svg {
  width: 17px;
  height: 17px;
}

/* Responsividade do Header */
@media (max-width: 900px) {
  .search-shortcut {
    display: none;
  }
}

@media (max-width: 640px) {
  .header-center {
    display: none;
  }
  
  .header-logo-text {
    font-size: 1.15rem;
  }

  .btn-batch-actions span,
  .btn-new-channel span {
    display: none;
  }

  .btn-batch-actions,
  .btn-new-channel {
    padding: 8px 12px;
  }
}