/* ==========================================================================
   COTIZADOR PYME - DOTACIONES EMPRESARIALES
   Estilos CSS principales con soporte de previsualización en vivo e impresión
   ========================================================================== */

:root {
  --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', sans-serif;

  /* Colors */
  --color-primary: #0f172a;
  --color-primary-light: #1e293b;
  --color-accent: #1d4ed8;
  --color-accent-hover: #1e40af;
  --color-success: #15803d;
  --color-success-hover: #166534;
  --color-warning: #f59e0b;
  --color-warning-dark: #854d0e;
  --color-warning-bg: #fffbeb;
  --color-danger: #b91c1c;
  --color-danger-hover: #991b1b;

  --color-bg-app: #f1f5f9;
  --color-card: #ffffff;
  --color-border: #e2e8f0;
  --color-text-main: #1e293b;
  --color-text-muted: #475569;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-sheet: 0 15px 30px rgba(15, 23, 42, 0.12), 0 5px 15px rgba(0, 0, 0, 0.04);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-app);
  color: var(--color-text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   APP HEADER
   ========================================================================== */
.app-header {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 0.85rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 1600px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
  background-color: #ffffff;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin: 0;
}

.brand-subtitle {
  font-size: 0.78rem;
  color: #cbd5e1;
  margin: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ==========================================================================
   BUTTONS & FORM CONTROLS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background-color: #334155;
  color: #ffffff;
  border-color: #475569;
}
.btn-secondary:hover {
  background-color: #475569;
}

.btn-success {
  background-color: var(--color-success);
  color: #ffffff;
}
.btn-success:hover {
  background-color: var(--color-success-hover);
}

.btn-accent {
  background-color: #0369a1;
  color: #ffffff;
}
.btn-accent:hover {
  background-color: #075985;
}

.btn-outline-danger {
  background-color: transparent;
  color: var(--color-danger);
  border-color: #fecaca;
}
.btn-outline-danger:hover {
  background-color: #fef2f2;
  border-color: var(--color-danger);
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
}

.full-width {
  width: 100%;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.required {
  color: var(--color-danger);
}

.form-control {
  font-family: var(--font-primary);
  font-size: 0.88rem;
  padding: 0.55rem 0.75rem;
  color: var(--color-text-main);
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

select.form-control {
  cursor: pointer;
}

textarea.form-control {
  resize: vertical;
}

/* ==========================================================================
   WORKSPACE LAYOUT
   ========================================================================== */
.app-workspace {
  max-width: 1600px;
  margin: 1.5rem auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 500px 1fr;
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 1200px) {
  .app-workspace {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   EDITOR PANEL (LEFT)
   ========================================================================== */
.editor-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.card-header {
  padding: 0.9rem 1.1rem;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-header i {
  font-size: 1.1rem;
  color: var(--color-accent);
}

.card-header h2 {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-primary);
}

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

.card-body {
  padding: 1.1rem;
}

.card-body.p-0 {
  padding: 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.grid-1 {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.full-width {
  grid-column: span 2;
}

/* Search Catalog Autocomplete */
.search-catalog-group {
  position: relative;
}

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

.search-input-wrapper input {
  padding-right: 2.2rem;
}

.btn-clear-search {
  position: absolute;
  right: 0.6rem;
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.catalog-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 280px;
  overflow-y: auto;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  display: none;
  margin-top: 4px;
}

.catalog-dropdown.show {
  display: block;
}

.catalog-item {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid #f1f5f9;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  transition: background-color 0.15s ease;
}

.catalog-item:last-child {
  border-bottom: none;
}

.catalog-item:hover {
  background-color: #eff6ff;
}

.catalog-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
}

.catalog-item-code {
  font-size: 0.72rem;
  background: #e2e8f0;
  color: var(--color-primary-light);
  padding: 1px 5px;
  border-radius: 4px;
}

.catalog-item-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.catalog-item-price {
  font-weight: 700;
  color: var(--color-accent);
}

.divider-text {
  text-align: center;
  margin: 0.85rem 0;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  position: relative;
}
.divider-text::before, .divider-text::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 25%;
  height: 1px;
  background-color: var(--color-border);
}
.divider-text::before { left: 0; }
.divider-text::after { right: 0; }

.btn-add-item {
  margin-top: 0.9rem;
}

/* Discount Warning Banner */
.alert-warning {
  background-color: var(--color-warning-bg);
  border-left: 4px solid var(--color-warning);
  color: var(--color-warning-dark);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.82rem;
}
.alert-icon {
  font-size: 1.1rem;
  margin-top: 2px;
}

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

.editor-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.editor-table th {
  background-color: #f8fafc;
  color: var(--color-text-muted);
  font-weight: 600;
  padding: 0.6rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.editor-table td {
  padding: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.editor-table input, .editor-table select {
  padding: 0.35rem 0.4rem;
  font-size: 0.8rem;
  width: 100%;
}

.empty-icon {
  font-size: 2rem;
  color: var(--color-text-muted);
}

.w-50 { width: 50px; }
.w-70 { width: 70px; }
.w-100 { width: 100px; }
.w-110 { width: 110px; }
.text-right { text-align: right; }
.text-center { text-align: center; }

/* Item Warning Row Highlight */
.row-discount-warning {
  background-color: #fffbeb !important;
}
.badge-warning-icon {
  color: var(--color-warning-dark);
  margin-left: 4px;
}

/* Status colors in select */
.status-select {
  font-weight: 600;
}

/* ==========================================================================
   PREVIEW PANEL (RIGHT - EXECUTIVE DOCUMENT)
   ========================================================================== */
.preview-panel {
  display: flex;
  justify-content: center;
}

.document-sheet {
  background: #ffffff;
  width: 100%;
  max-width: 820px;
  min-height: 1050px;
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sheet);
  border: 1px solid #cbd5e1;
  color: #1e293b;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  position: relative;
}

/* Sheet Header */
.sheet-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 1.25rem;
  border-bottom: 2px solid var(--color-primary);
  gap: 1rem;
}

.sheet-brand {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.sheet-logo {
  max-height: 65px;
  width: auto;
  object-fit: contain;
}

.sheet-company-info .company-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.sheet-company-info .company-nit {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.sheet-company-info .company-contact {
  font-size: 0.78rem;
  color: #475569;
  margin-top: 4px;
  line-height: 1.35;
}

.sheet-quote-badge {
  text-align: right;
  min-width: 190px;
}

.badge-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}

.badge-number {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.badge-status-tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 4px;
  margin-top: 4px;
  text-transform: uppercase;
}

.status-tag-Borrador { background: #f1f5f9; color: #475569; }
.status-tag-Enviada { background: #dbeafe; color: #1e40af; }
.status-tag-Ganada { background: #dcfce7; color: #15803d; }
.status-tag-Perdida { background: #fee2e2; color: #991b1b; }

.sheet-dates {
  margin-top: 0.65rem;
  font-size: 0.78rem;
  color: #475569;
}
.date-row {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

/* Client Card in Sheet */
.sheet-client-card {
  margin-top: 1.25rem;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.1rem;
}

.client-card-title {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  border-bottom: 1px dashed #cbd5e1;
  padding-bottom: 0.25rem;
}

.client-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 1rem;
  font-size: 0.82rem;
}

.client-cell {
  display: flex;
  flex-direction: column;
}

.client-cell.full {
  grid-column: span 2;
}

.client-cell .label {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}
.client-cell .value {
  color: var(--color-primary);
}

/* Sheet Table */
.sheet-table-wrapper {
  margin-top: 1.25rem;
  flex-grow: 1;
}

.sheet-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.sheet-table th {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 0.55rem 0.6rem;
  font-weight: 600;
  text-align: left;
  font-size: 0.78rem;
}

.sheet-table td {
  padding: 0.6rem;
  border-bottom: 1px solid #e2e8f0;
  vertical-align: middle;
}

.sheet-table tbody tr:nth-child(even) {
  background-color: #f8fafc;
}

.col-num { width: 30px; text-align: center; }
.col-desc { width: 35%; }
.col-unit { width: 65px; text-align: center; }
.col-qty { width: 55px; text-align: center; }
.col-price { width: 100px; text-align: right; }
.col-disc { width: 55px; text-align: center; }
.col-tax { width: 55px; text-align: center; }
.col-total { width: 110px; text-align: right; font-weight: 600; }

.item-disc-badge {
  font-size: 0.7rem;
  color: var(--color-warning-dark);
  background: #fef3c7;
  padding: 1px 4px;
  border-radius: 3px;
  font-weight: 600;
}

/* Sheet Totals & Terms */
.sheet-footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.sheet-terms-box {
  font-size: 0.78rem;
  color: #334155;
  background: #f8fafc;
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.terms-title {
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.notes-block {
  margin-top: 0.5rem;
  padding-top: 0.4rem;
  border-top: 1px dashed #cbd5e1;
}

.sheet-totals-box {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
}

.total-row {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0.5rem;
  color: #475569;
}

.discount-row {
  color: var(--color-danger);
}

.grand-total {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  margin-top: 0.3rem;
}

.grand-total strong {
  color: #60a5fa;
  font-size: 1.15rem;
}

/* Signatures */
.sheet-signatures {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding-top: 1.5rem;
}

.signature-box {
  text-align: center;
  font-size: 0.78rem;
}

.signature-line {
  border-bottom: 1px solid #94a3b8;
  height: 40px;
  margin-bottom: 0.4rem;
}

.small-text {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.print-page-footer {
  margin-top: 1.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   HISTORY MODAL
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay.hidden {
  display: none;
}

.modal-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 900px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-header {
  padding: 1rem 1.25rem;
  background: var(--color-primary);
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.btn-close-modal {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
}

.modal-body {
  padding: 1.25rem;
  overflow-y: auto;
}

.history-filters {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.history-table th {
  background-color: #f8fafc;
  padding: 0.6rem 0.75rem;
  text-align: left;
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
}

.history-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--color-primary);
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 300;
  font-size: 0.88rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
}
.toast.hidden {
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
}

/* ==========================================================================
   PRINT STYLES (@media print)
   ========================================================================== */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 11pt;
  }

  .no-print,
  .app-header,
  .editor-panel,
  .modal-overlay,
  .toast {
    display: none !important;
  }

  .app-workspace {
    display: block !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .preview-panel {
    display: block !important;
    width: 100% !important;
  }

  .document-sheet {
    box-shadow: none !important;
    border: none !important;
    padding: 0 !important;
    max-width: 100% !important;
    width: 100% !important;
    min-height: auto !important;
    background: transparent !important;
  }

  .sheet-header {
    border-bottom: 2pt solid #000000 !important;
  }

  .sheet-table th {
    background-color: #1e293b !important;
    color: #ffffff !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .grand-total {
    background-color: #0f172a !important;
    color: #ffffff !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }
}

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}
.sheet-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
@media (max-width: 768px) {
  .app-workspace {
    padding: 0 0.75rem;
  }
  .document-sheet {
    padding: 1.25rem;
    min-height: auto;
  }
  .sheet-header {
    flex-direction: column;
    align-items: stretch;
  }
  .sheet-quote-badge {
    text-align: left;
    min-width: auto;
    margin-top: 0.75rem;
  }
  .client-grid {
    grid-template-columns: 1fr;
  }
}

.btn-action-delete {
  background: transparent;
  border: none;
  color: #b91c1c;
  cursor: pointer;
  padding: 4px;
  font-size: 1.1rem;
}
.btn-action-delete:hover {
  color: #7f1d1d;
}