/* Sistema de Design Moderno */
:root {
  /* Cores Principais */
  --primary: #6c5ce7;
  --primary-light: #a29bfe;
  --primary-dark: #5649c0;
  --secondary: #00b894;
  --secondary-light: #55efc4;
  --accent: #fd79a8;
  --accent-light: #ff9ff3;
  --dark: #2d3436;
  --gray: #636e72;
  --light: #dfe6e9;
  --white: #ffffff;
  --error: #d63031;
  --warning: #fdcb6e;

  /* Tipografia */
  --font-display: 600 2rem "Poppins", sans-serif;
  --font-heading: 600 1.5rem "Poppins", sans-serif;
  --font-title: 600 1.25rem "Poppins", sans-serif;
  --font-subtitle: 500 1rem "Poppins", sans-serif;
  --font-body: 400 1rem "Poppins", sans-serif;
  --font-small: 300 0.875rem "Poppins", sans-serif;

  /* Espaçamentos */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;

  /* Bordas */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-round: 50px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

  /* Transições */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
}

/* Reset e Estilos Base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font: var(--font-body);
  color: var(--dark);
  background-color: #f5f7fa;
  line-height: 1.6;
}

/* Layout Principal */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  margin-top: 1%;
}

/* Cabeçalho */
.app-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 10;
}

.app-title {
  font: var(--font-heading);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.app-title i {
  animation: pulse 2s infinite;
}

.app-actions .btn {
  margin: 0;
}

.badge {
  white-space: nowrap;
}

.btn-sm {
  padding: 4px 8px;
  font-size: 0.8rem;
}

/* Corpo Principal - Grid Reformulado */
.app-main {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-lg);
  padding: var(--space-lg);
  flex-grow: 1;
}

/* Sidebar - Layout Fixo */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  position: sticky;
  top: var(--space-lg);
  height: min-content;
  max-height: calc(100vh - var(--space-lg) * 2);
  overflow-y: auto;
}

/* Scrollbar personalizada */
.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.05);
  border-radius: 10px;
}

.sidebar::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 10px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.2);
}

/* Conteúdo Principal */
.main-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-header {
  font: var(--font-title);
  margin-bottom: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--primary-dark);
}

.card-header h2 {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

/* Formulários */
.form-group {
  margin-bottom: var(--space-md);
  position: relative;
}

.form-label {
  display: block;
  font: var(--font-subtitle);
  margin-bottom: var(--space-xs);
  color: var(--gray);
}

.form-control {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--light);
  border-radius: var(--radius-sm);
  font: var(--font-body);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

/* Botões */
.btn {
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-sm);
  font: var(--font-subtitle);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: var(--transition-normal);
}

.btn:hover::after {
  transform: translateX(0);
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-close {
  background: transparent;
  color: var(--white);
  font-size: 1.25rem;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition-fast);
}

.btn-close:hover {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-round);
  transform: scale(1.1);
}

.btn-secondary {
  background: var(--secondary-light);
  color: var(--dark);
  border: none;
}

.btn-secondary:hover {
  background: var(--secondary);
  color: var(--white);
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
}

.btn-accent:hover {
  background: var(--accent-light);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-round);
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: rotate(15deg) scale(1.1);
}

/* Lista de Peças */
.pecas-list {
  list-style: none;
  max-height: 400px;
  overflow-y: auto;
  margin: 0;
  padding: 0;
}

.peca-item {
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-xs);
  background: var(--white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
  border-left: 3px solid var(--primary);
}

.peca-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.peca-quantidade {
  background: var(--primary);
  color: var(--white);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-round);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

.peca-nome {
  flex-grow: 1;
  font: var(--font-subtitle);
}

.peca-actions {
  margin-left: auto;
  display: flex;
  gap: var(--space-xs);
  opacity: 0;
  transition: var(--transition-fast);
}

.peca-item:hover .peca-actions {
  opacity: 1;
}

/* Estado Vazio */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  color: var(--gray);
}

.empty-state i {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  color: var(--light);
}

/* Preview da Cotação */
.cotacao-preview {
  background: rgba(108, 92, 231, 0.05);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
  transition: var(--transition-normal);
}

.cotacao-preview:hover {
  background: rgba(108, 92, 231, 0.1);
}

.cotacao-preview h3 {
  font: var(--font-subtitle);
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.cotacao-preview ul {
  padding-left: var(--space-md);
  margin: var(--space-sm) 0;
}

.cotacao-preview li {
  margin-bottom: var(--space-xs);
}

/* Responsividade */
@media (max-width: 992px) {
  .app-main {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    order: 2;
    max-height: none;
  }
}

@media (max-width: 768px) {
  .app-header {
    padding: var(--space-sm) var(--space-md);
  }

  .app-main {
    padding: var(--space-md);
    gap: var(--space-md);
  }

  .card {
    padding: var(--space-md);
  }

  .btn {
    padding: var(--space-xs) var(--space-sm);
  }
}

/* Animações */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
  z-index: 1100;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transform: translateY(100px);
  opacity: 0;
  animation: slideIn 0.3s ease forwards;
}

.toast.error {
  background: var(--error);
}

.toast.success {
  background: var(--secondary);
}

.toast i {
  font-size: 1.2rem;
}

.toast.fade-out {
  animation: fadeOut 0.3s ease forwards;
}

@keyframes fadeOut {
  to {
    opacity: 0;
    transform: translateY(100px);
  }
}

/* Efeito de Onda */
.wave-effect {
  position: relative;
  overflow: hidden;
}

.wave-effect::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  background: rgba(255, 255, 255, 0.4);
  opacity: 0;
  border-radius: 100%;
  transform: scale(1, 1) translate(-50%, -50%);
  transform-origin: 50% 50%;
}

.wave-effect:focus:not(:active)::after {
  animation: wave 600ms ease-out;
}

@keyframes wave {
  0% {
    transform: scale(0, 0);
    opacity: 0.5;
  }
  100% {
    transform: scale(20, 20);
    opacity: 0;
  }
}

/* Floating Action Button */
.fab {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-round);
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 100;
  transition: var(--transition-normal);
}

.fab:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: var(--shadow-lg);
}

.fab i {
  font-size: 1.5rem;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-round);
  border-top-color: var(--white);
  animation: spin 1s ease-in-out infinite;
}

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

/* Tooltip */

/* Confetti Effect */
.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--primary);
  opacity: 0;
  z-index: 9999;
  animation: confetti 3s ease-in-out forwards;
}

@keyframes confetti {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
    opacity: 0;
  }
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-normal);
  backdrop-filter: blur(5px);
}

.modal.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: var(--white);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.95);
  transition: var(--transition-normal);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: var(--space-md) var(--space-lg);
  background: var(--primary);
  color: var(--white);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font: var(--font-heading);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.modal-body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex-grow: 1;
}

.modal-footer {
  padding: var(--space-md) var(--space-lg);
  background: var(--light);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--light);
  margin-bottom: var(--space-md);
}

.tab-btn {
  padding: var(--space-sm) var(--space-md);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  font: var(--font-subtitle);
  cursor: pointer;
  color: var(--gray);
  transition: var(--transition-fast);
  position: relative;
}

.tab-btn::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--primary);
  transition: var(--transition-normal);
}

.tab-btn:hover {
  color: var(--primary);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-btn.active::after {
  width: 100%;
}

.tab-content {
  display: none;
  padding: var(--space-md) 0;
  animation: fadeIn 300ms ease;
}

.tab-content.active {
  display: block;
}

/* Utilitários */
.flex-grow {
  flex-grow: 1;
}

.text-truncate {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: var(--space-xs);
}
.mt-2 {
  margin-top: var(--space-sm);
}
.mt-3 {
  margin-top: var(--space-md);
}
.mt-4 {
  margin-top: var(--space-lg);
}
.mt-5 {
  margin-top: var(--space-xl);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-round);
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.badge-secondary {
  background: var(--secondary);
}

.badge-accent {
  background: var(--accent);
}

.search-box {
  position: relative;
}

.search-box i {
  position: absolute;
  top: 50%;
  left: 12px;
  transform: translateY(-50%);
  color: var(--gray);
  pointer-events: none;
}

.search-box input {
  padding-left: 36px;
}

.categorias {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.categorias {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Footer */
.app-footer {
  background: var(--primary-dark);
  color: var(--white);
  padding: var(--space-md) var(--space-xl);
  text-align: center;
  border-top: 3px solid var(--primary);
}

.app-footer .footer-content {
  max-width: 1400px;
  margin: 0 auto;
}

.app-footer p {
  margin: 4px 0;
  font-size: 0.9rem;
  opacity: 0.8;
}

.app-footer p strong {
  opacity: 1;
}

/* FAB Container */
/* FAB Container */
.fab-container {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 100;
}

/* Botão padrão */
.fab {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-round);
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  position: static; /* <<< IMPORTANTE: deixa o botão no fluxo da coluna, sem posição absoluta */
}

.fab:hover {
  transform: translateY(-3px) scale(1.05); /* só um pequeno efeito visual */
  box-shadow: var(--shadow-md);
}

.whatsapp-fab {
  opacity: 1;
  position: static; /* <<< Para ficar no mesmo fluxo vertical */
  transform: none;
}

@media (max-width: 992px) {
  .app-main {
    display: flex;
    flex-direction: column;
  }

  .sidebar {
    order: 1;
  }

  .main-content {
    order: 2;
  }

  .card {
    width: 100%;
  }
}