/* =========================================================
   8APRIL ORÇAMENTOS - STYLESHEET (DARK & LIGHT THEME)
   ========================================================= */

:root {
  /* Dark Theme Default */
  --bg-main: #0B0F19;
  --bg-card: #111827;
  --bg-card-header: #1F2937;
  --bg-input: #1F2937;
  --border-color: #374151;
  --border-focus: #3B82F6;
  
  --primary: #3B82F6;
  --primary-hover: #2563EB;
  --accent-cyan: #06B6D4;
  --accent-green: #10B981;
  --accent-purple: #8B5CF6;
  --accent-rose: #EF4444;
  --accent-whatsapp: #25D366;
  
  --text-main: #F9FAFB;
  --text-muted: #9CA3AF;
  --text-dim: #6B7280;
  
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  
  --font-main: 'Inter', -apple-system, sans-serif;
  --font-heading: 'Outfit', -apple-system, sans-serif;
}

body.light-theme {
  --bg-main: #F3F4F6;
  --bg-card: #FFFFFF;
  --bg-card-header: #F9FAFB;
  --bg-input: #FFFFFF;
  --border-color: #E5E7EB;
  --border-focus: #2563EB;

  --text-main: #111827;
  --text-muted: #4B5563;
  --text-dim: #9CA3AF;

  --shadow-card: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  line-height: 1.5;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Header */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-logo {
  height: 38px;
  width: auto;
}

.badge-app {
  background: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-tabs {
  display: flex;
  gap: 6px;
  background: var(--bg-main);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

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

.tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
}

.count-badge {
  background: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: 999px;
}

.theme-toggle-btn {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.6rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Main Layout */
.main-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.tab-content {
  display: none;
  animation: fadeIn 0.25s ease-in-out;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title-bar h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-main);
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 2px;
}

.action-buttons-head {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Cards & Forms */
.orcamento-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.form-card.full-width {
  grid-column: 1 / -1;
}

.card-header {
  padding: 1.1rem 1.5rem;
  background: var(--bg-card-header);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
}

.card-header.space-between {
  justify-content: space-between;
}

.card-header h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-main);
}

.card-header h3 i {
  color: var(--primary);
}

.card-body {
  padding: 1.5rem;
}

.card-body.padding-none {
  padding: 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.req {
  color: var(--accent-rose);
}

.form-control {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  font-family: var(--font-main);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-control[readonly] {
  background: rgba(31, 41, 55, 0.4);
  color: var(--accent-cyan);
  cursor: not-allowed;
}

.font-mono {
  font-family: 'Courier New', Courier, monospace;
}

.bold {
  font-weight: 700;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}

.btn-secondary {
  background: var(--bg-card-header);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  background: var(--border-color);
}

.btn-accent {
  background: var(--accent-purple);
  color: #FFFFFF;
}

.btn-accent:hover {
  background: #7C3AED;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.35);
}

.btn-whatsapp {
  background: var(--accent-whatsapp);
  color: #FFFFFF;
}

.btn-whatsapp:hover {
  background: #1EBE5D;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: #FFFFFF;
}

.btn-outline.text-danger {
  color: var(--accent-rose);
  border-color: var(--accent-rose);
}

.btn-outline.text-danger:hover {
  background: var(--accent-rose);
  color: #FFFFFF;
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

.btn-icon {
  padding: 0.5rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-icon:hover {
  color: var(--text-main);
  background: var(--border-color);
}

/* Items Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.items-table {
  width: 100%;
  border-collapse: collapse;
}

.items-table th {
  background: var(--bg-card-header);
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.items-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.items-table td .form-control {
  padding: 0.5rem 0.7rem;
}

.summary-footer {
  padding: 1.25rem 1.5rem;
  background: var(--bg-card-header);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-top: 1px solid var(--border-color);
}

.summary-notes p {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.summary-totals .total-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.summary-totals .total-row span:first-child {
  font-size: 0.9rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-muted);
}

.highlight-price {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
}

.form-actions-bottom {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* History Stats Grid */
.search-box {
  position: relative;
  min-width: 320px;
}

.search-icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-input {
  padding-left: 2.6rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: var(--shadow-card);
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
}

.stat-icon.blue { background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%); }
.stat-icon.green { background: linear-gradient(135deg, #10B981 0%, #059669 100%); }

.stat-data {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
}

.history-table th {
  background: var(--bg-card-header);
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.history-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 0.92rem;
}

.history-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

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

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
  display: none;
}

.empty-icon {
  width: 54px;
  height: 54px;
  margin-bottom: 1rem;
  opacity: 0.4;
}

.max-w-700 {
  max-width: 700px;
  margin: 0 auto;
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-info {
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: #93C5FD;
}

.status-msg {
  margin-top: 1rem;
  font-size: 0.88rem;
  font-weight: 600;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.modal-xl {
  max-width: 960px;
}

.modal-header {
  padding: 1rem 1.5rem;
  background: var(--bg-card-header);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-scroll-body {
  flex: 1;
  overflow-y: auto;
  padding: 2rem;
  background: #374151;
  display: flex;
  justify-content: center;
}

/* Printable PDF A4 Element */
.pdf-page-a4 {
  width: 210mm;
  min-height: 297mm;
  background: #FFFFFF !important;
  color: #1F2937 !important;
  padding: 8mm 15mm 12mm 15mm;
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  box-sizing: border-box;
  font-size: 9.5pt;
  line-height: 1.4;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.pdf-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-top: 0;
  margin-bottom: 0.35rem;
}

.pdf-logo {
  height: 44px;
  width: auto;
}

.pdf-doc-info {
  text-align: right;
}

.pdf-doc-title {
  font-family: var(--font-heading);
  font-size: 18pt;
  font-weight: 800;
  color: #1E3A8A;
  letter-spacing: 1px;
}

.pdf-doc-number {
  font-size: 12pt;
  font-weight: 700;
  color: #2563EB;
  margin-bottom: 2px;
}

.pdf-doc-meta span {
  display: block;
  font-size: 8.5pt;
  color: #4B5563;
}

.pdf-divider {
  height: 2px;
  background: #2563EB;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.pdf-section-title {
  font-size: 8pt;
  font-weight: 800;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  border-bottom: 1px solid #E2E8F0;
  padding-bottom: 3px;
}

.pdf-client-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  padding: 10px 14px;
  margin-bottom: 1.25rem;
}

.pdf-client-item .pdf-label {
  font-size: 8pt;
  color: #64748B;
  display: block;
}

.pdf-client-item .pdf-value {
  font-size: 9.5pt;
  color: #0F172A;
}

.pdf-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.25rem;
}

.pdf-table th {
  background: #1E3A8A;
  color: #FFFFFF;
  font-size: 8pt;
  text-transform: uppercase;
  padding: 6px 8px;
  text-align: left;
}

.pdf-table td {
  padding: 6px 8px;
  border-bottom: 1px solid #E2E8F0;
  color: #1F2937;
  font-size: 9pt;
}

.pdf-table tr:nth-child(even) td {
  background: #F8FAFC;
}

.pdf-total-container {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1.25rem;
}

.pdf-total-box {
  background: #1E3A8A;
  color: #FFFFFF;
  border-radius: 6px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.pdf-total-label {
  font-size: 8.5pt;
  font-weight: 700;
  text-transform: uppercase;
  color: #93C5FD;
}

.pdf-total-amount {
  font-family: var(--font-heading);
  font-size: 14pt;
  font-weight: 800;
  color: #FFFFFF;
}

.conditions-section {
  margin-bottom: 1.25rem;
}

.pdf-cond-block {
  margin-bottom: 8px;
}

.pdf-cond-title {
  font-size: 8.5pt;
  font-weight: 700;
  color: #334155;
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.pdf-cond-text {
  font-size: 8.8pt;
  color: #1E293B;
  background: #F8FAFC;
  border-left: 3px solid #2563EB;
  padding: 6px 10px;
  border-radius: 0 4px 4px 0;
  white-space: pre-line;
}

.pdf-footer {
  margin-top: auto;
  border-top: 1px solid #E2E8F0;
  padding-top: 10px;
  text-align: center;
}

.pdf-footer-msg {
  font-size: 8.5pt;
  color: #475569;
  font-weight: 600;
  margin-bottom: 6px;
}

.pdf-footer-contact {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
}

.pdf-wa-link {
  color: #166534 !important;
  text-decoration: none;
  font-weight: 700;
  font-size: 8.5pt;
}

.pdf-website {
  font-size: 8.5pt;
  color: #64748B;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--bg-card);
  color: var(--text-main);
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary);
  box-shadow: var(--shadow-card);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 260px;
  animation: slideIn 0.25s ease-out;
}

.toast.toast-success { border-left-color: var(--accent-green); }
.toast.toast-error { border-left-color: var(--accent-rose); }
.toast.toast-info { border-left-color: var(--primary); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 0.85rem;
  }
  .orcamento-grid {
    grid-template-columns: 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .page-title-bar {
    flex-direction: column;
    align-items: flex-start;
  }
  .action-buttons-head {
    width: 100%;
  }
  .action-buttons-head .btn {
    flex: 1;
  }
}