/* ============================================================
   CDG Construção a Seco - Premium Design System
   Vanilla CSS Moderno, Responsivo e Fluido
   ============================================================ */

:root {
  /* Cores Principais */
  --primary: #ff6b00;
  --primary-hover: #e05e00;
  --primary-light: #fff0e6;
  --secondary: #1e293b;
  --secondary-hover: #0f172a;
  
  /* Tons Neutros e Fundo */
  --dark-bg: #0f0f11;
  --dark-card: #16161a;
  --light-bg: #f8f9fa;
  --light-card: #ffffff;
  --text-dark: #0f172a;
  --text-light: #f8f9fa;
  --text-muted: #64748b;
  
  /* Status */
  --success: #10b981;
  --success-hover: #059669;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --warning: #f59e0b;
  --info: #3b82f6;
  
  /* Bordas e Sombras */
  --border-radius: 12px;
  --border-radius-sm: 6px;
  --border-radius-lg: 20px;
  --border-color: #e2e8f0;
  --border-color-dark: #2a2a30;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Geral & Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--light-bg);
  color: var(--text-dark);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* Estrutura de Grid e Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }
.gap-4 { gap: 24px; }
.ms-auto { margin-left: auto; }
.text-center { text-align: center; }

/* Grid Utilitário */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

/* Margens */
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.mb-5 { margin-bottom: 40px; }

.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }

/* Topbar */
.topbar {
  background-color: var(--secondary);
  color: var(--text-light);
  padding: 8px 0;
  font-size: 0.85rem;
  font-weight: 500;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar span i {
  color: var(--primary);
  margin-right: 4px;
}

/* Header */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1002;
}
.site-header {
  background: var(--light-card);
  box-shadow: var(--shadow);
  position: fixed;
  top: 36px;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1001;
}
.main-nav {
  position: fixed;
  top: calc(36px + 72px);
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  gap: 20px;
  min-height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--secondary);
}
.logo-icon {
  background: linear-gradient(135deg, var(--primary), #ff8533);
  color: #fff;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(255, 107, 0, 0.3);
}
.logo-text {
  background: linear-gradient(to right, var(--secondary), #475569);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Busca do Header */
.header-search {
  flex: 1;
  max-width: 500px;
  position: relative;
  display: flex;
}
.header-search input {
  width: 100%;
  padding: 12px 50px 12px 20px;
  border: 1px solid var(--border-color);
  border-radius: 30px;
  background: #f1f5f9;
  color: var(--text-dark);
  font-size: 0.95rem;
  transition: var(--transition);
}
.header-search input:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.15);
}
.header-search button {
  position: absolute;
  right: 6px;
  top: 6px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.header-search button:hover {
  background: var(--primary-hover);
  transform: scale(1.05);
}

/* Ações do Header */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.btn-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--secondary);
  gap: 2px;
}
.btn-icon i {
  font-size: 1.125rem;
  transition: var(--transition);
}
.btn-icon:hover i {
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-cart {
  position: relative;
  background: var(--secondary);
  color: #fff;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
}
.btn-cart:hover {
  background: var(--primary);
  transform: scale(1.05);
}
.cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--danger);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--light-card);
  animation: pulse 2s infinite;
}

/* Menu de Navegação */
.nav-toggle {
  display: none;
  background: var(--primary);
  border: 1px solid transparent;
  color: #fff;
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.nav-toggle i {
  font-size: 1.1rem;
}
.main-nav {
  background: var(--secondary);
  border-top: 1px solid rgba(255,255,255,0.05);
}
.main-nav ul {
  display: flex;
  list-style: none;
  overflow-x: auto;
}
.main-nav ul li a {
  display: block;
  padding: 14px 20px;
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
}
.main-nav ul li a i {
  margin-right: 6px;
  color: var(--primary);
}
.main-nav ul li a:hover {
  color: #fff;
  border-bottom-color: var(--primary);
}

@media (max-width: 960px) {
  .site-header .container.header-inner {
    flex-wrap: wrap;
    gap: 12px;
  }
  .header-search {
    order: 3;
    width: 100%;
  }
  .header-actions {
    order: 2;
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
  }
  .main-nav {
    display: none;
  }
  .main-nav.open {
    display: block;
  }
  .main-nav .container {
    padding: 0 0 12px;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }
  .main-nav ul li a {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .nav-toggle {
    display: inline-flex;
  }
}

@media (max-width: 640px) {
  .header-search input {
    width: calc(100% - 54px);
  }
  .header-search button {
    width: 48px;
  }
  .header-actions {
    justify-content: space-between;
  }
}

.site-main {
  flex: 1;
  padding: clamp(120px, 16vw, 200px) 0 40px;
}

/* Corpo do Site */

/* Rodapé */
.site-footer {
  background-color: var(--secondary);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 20px;
  font-size: 0.9rem;
  border-top: 4px solid var(--primary);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-logo i {
  color: var(--primary);
}
.footer-col h4 {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 35px;
  height: 2px;
  background-color: var(--primary);
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 12px;
}
.footer-col ul li a:hover {
  color: var(--primary);
  padding-left: 5px;
}
.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.contact-list li i {
  color: var(--primary);
  margin-top: 4px;
}
.social-links {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.social-links a {
  width: 38px;
  height: 38px;
  background-color: rgba(255,255,255,0.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: var(--transition);
}
.social-links a:hover {
  background-color: var(--primary);
  transform: translateY(-3px);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
  text-align: center;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.btn-block { display: flex; width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #ff8533);
  color: #fff;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(255, 107, 0, 0.4);
}

.btn-secondary {
  background: var(--secondary);
  color: #fff;
}
.btn-secondary:hover {
  background: var(--secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(30, 41, 59, 0.3);
}

.btn-success {
  background: linear-gradient(135deg, var(--success), #34d399);
  color: #fff;
}
.btn-success:hover {
  background: linear-gradient(135deg, var(--success-hover), var(--success));
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(16, 185, 129, 0.3);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover {
  background: var(--danger-hover);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-dark);
  box-shadow: none;
}
.btn-outline:hover {
  background: var(--border-color);
  transform: translateY(-2px);
}

/* Cards de Produtos */
.product-card {
  background: var(--light-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  padding: 16px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255,107,0,0.3);
}
.product-card-img {
  width: 100%;
  height: 200px;
  background: #f1f5f9;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  position: relative;
}
.product-card-img img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}
.product-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
}
.product-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.8rem;
}
.product-card-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
}
.product-card-price {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 16px;
  margin-top: auto;
}
.product-card-price span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 400;
}

.product-card-description {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  min-height: 2.4rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.view-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

.view-toggle .btn-toggle {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.view-toggle .btn-toggle.active {
  background: var(--primary);
  color: #fff;
}

/* Ajustes de Layout e wrappers para Grid (Modo padrão) */
.product-card-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card-actions {
  display: flex;
  flex-direction: column;
  margin-top: auto;
}

.product-card-actions .btn {
  width: 100%;
}

.product-card-meta .product-category {
  display: none; /* Ocultar categoria no modo grid */
}

/* Modo Lista (.results-list) */
.results-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.results-list .product-card {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}

.results-list .product-card-img {
  width: 120px;
  height: 100px;
  margin-bottom: 0;
  flex: 0 0 120px;
}

.results-list .product-card-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
  margin-bottom: 0;
}

.results-list .product-card-title {
  height: auto;
  margin-bottom: 0;
}

.results-list .product-card-description {
  min-height: unset;
  margin-bottom: 0;
}

.results-list .product-card-meta {
  margin-bottom: 0;
}

.results-list .product-card-meta .product-category {
  display: inline-flex; /* Exibir categoria no modo lista */
}

.results-list .product-card-price {
  margin-top: 0;
  margin-bottom: 0;
}

.results-list .product-card-actions {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex: 0 0 auto;
  min-width: 220px;
  margin-top: 0;
}

.results-list .product-card-actions .btn {
  width: auto;
  padding: 8px 16px;
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .results-list .product-card {
    display: grid !important;
    grid-template-columns: 96px 1fr;
    align-items: start;
    flex-direction: unset !important;
  }

  .results-list .product-card-actions {
    grid-column: 1 / -1;
    align-items: stretch;
    min-width: unset;
    width: 100%;
    flex-direction: column;
    gap: 8px;
  }

  .results-list .product-card-actions .btn {
    width: 100%;
  }
}

/* Modais e Popups */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.modal.active {
  opacity: 1;
  pointer-events: auto;
}
.modal-content {
  background: var(--light-card);
  border-radius: var(--border-radius-lg);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  padding: 30px;
  position: relative;
  transform: scale(0.9);
  transition: var(--transition);
}
.modal.active .modal-content {
  transform: scale(1);
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 1.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text-muted);
}

/* Alertas */
.alert {
  padding: 14px 20px;
  margin: 10px 0;
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
}
.alert-success { background: #d1fae5; color: #065f46; border-left: 4px solid var(--success); }
.alert-danger { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--danger); }
.alert-info { background: #dbeafe; color: #1e40af; border-left: 4px solid var(--info); }
.alert-warning { background: #fef3c7; color: #92400e; border-left: 4px solid var(--warning); }
.alert-close {
  margin-left: auto;
  background: transparent;
  border: none;
  font-size: 1.25rem;
  font-weight: bold;
  cursor: pointer;
  color: inherit;
}

/* Formulários */
.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--secondary);
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background-color: #fff;
  transition: var(--transition);
  font-size: 0.95rem;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.15);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .form-row { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
}

/* Mini Cart Sidebar */
.cart-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.cart-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.cart-sidebar {
  position: fixed;
  top: 0;
  right: -400px;
  width: 100%;
  max-width: 400px;
  height: 100%;
  background: var(--light-card);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.cart-sidebar.active {
  right: 0;
}
.cart-sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cart-sidebar-header h3 {
  font-weight: 700;
  color: var(--secondary);
}
.cart-sidebar-header button {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  cursor: pointer;
}
.cart-sidebar-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}
.cart-sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--border-color);
  background: var(--light-bg);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.empty-cart {
  text-align: center;
  color: var(--text-muted);
  margin-top: 50px;
}
.empty-cart i {
  font-size: 3rem;
  color: var(--border-color);
  margin-bottom: 16px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--secondary);
  color: #fff;
  padding: 16px 24px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}
.toast-success { border-left: 4px solid var(--success); }
.toast-danger { border-left: 4px solid var(--danger); }

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 45px;
  height: 45px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: var(--transition);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary-hover);
  transform: scale(1.1);
}

/* Estilos de Páginas Específicas */

/* Calculadora */
.calc-preset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.calc-preset-card {
  background: #fff;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}
.calc-preset-card i {
  font-size: 1.5rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: block;
}
.calc-preset-card:hover, .calc-preset-card.active {
  border-color: var(--primary);
  background: var(--primary-light);
}
.calc-preset-card.active i {
  color: var(--primary);
}
.calc-result-box {
  background: #fff;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  padding: 24px;
  margin-top: 24px;
  box-shadow: var(--shadow);
}
.calc-material-item {
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.calc-material-item:last-child {
  border-bottom: none;
}
.calc-mat-info {
  flex: 1;
  min-width: 200px;
}
.calc-mat-name {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--secondary);
}
.calc-mat-qty {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  margin: 4px 0;
}
.calc-mat-qty span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}
.calc-product-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Área do Administrador & Profissional */
.dashboard-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 992px) {
  .dashboard-layout { grid-template-columns: 260px 1fr; }
}
.sidebar-nav {
  background: var(--light-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 20px;
  height: fit-content;
}
.sidebar-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-nav ul li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  color: var(--text-dark);
}
.sidebar-nav ul li a i {
  color: var(--text-muted);
  width: 20px;
}
.sidebar-nav ul li a:hover, .sidebar-nav ul li.active a {
  background: var(--primary);
  color: #fff;
}
.sidebar-nav ul li.active a i, .sidebar-nav ul li a:hover i {
  color: #fff;
}

.panel-card {
  background: var(--light-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}
.panel-card-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.panel-card-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
}

/* Métricas Dashboard */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.metric-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow);
}
.metric-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: var(--primary-light);
  color: var(--primary);
}
.metric-details p {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}
.metric-details h4 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary);
}

/* Tabelas Premium */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
}
.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}
.table th {
  background-color: var(--secondary);
  color: var(--text-light);
  padding: 14px 16px;
  font-weight: 600;
}
.table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  background: #fff;
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background-color: var(--light-bg); }

/* Badges de Status */
.badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.badge-pending { background: #fef3c7; color: #d97706; }
.badge-success { background: #d1fae5; color: #059669; }
.badge-danger { background: #fee2e2; color: #dc2626; }
.badge-info { background: #dbeafe; color: #2563eb; }

/* Animações */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

/* Área de Upload / Imagens */
.image-uploader-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 16px;
  margin-top: 12px;
}
.uploader-box {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius);
  height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
}
.uploader-box:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.uploader-box i { font-size: 1.5rem; margin-bottom: 6px; }
.uploaded-image-card {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  height: 120px;
  border: 1px solid var(--border-color);
}
.uploaded-image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.uploaded-image-actions {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
}
.uploaded-image-card:hover .uploaded-image-actions {
  opacity: 1;
}
.uploaded-image-actions button {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.uploaded-image-actions button.btn-del { color: var(--danger); }
.uploaded-image-actions button.btn-del:hover { background: var(--danger); color: #fff; }
.uploaded-image-actions button.btn-primary-img { color: var(--success); }
.uploaded-image-actions button.btn-primary-img.active { background: var(--success); color: #fff; }