/* ==========================================================================
   PROFILDOORS SALES MANAGER & CP SYSTEM — DESIGN SYSTEM & STYLES
   Салон ProfilDoors Республика Крым (profildoors-k.ru)
   ========================================================================== */

/* Шрифт Inter подключается в index.html (локально + CDN). @import убран:
   без интернета он блокировал разбор CSS и страница оставалась белой до таймаута. */

:root {
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Brand Palette */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-hover: #f1f5f9;
  --color-dark: #0f172a;
  --color-dark-card: #1e293b;
  --color-dark-border: #334155;
  
  --color-primary: #0f172a;
  --color-primary-light: #334155;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-gold: #d97706;
  --color-gold-light: #fef3c7;
  
  --color-text-main: #0f172a;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-white: #ffffff;
  
  --color-border: #e2e8f0;
  --color-border-focus: #94a3b8;
  
  --color-success: #10b981;
  --color-success-bg: #ecfdf5;
  --color-warning: #f59e0b;
  --color-warning-bg: #fffbeb;
  --color-danger: #ef4444;
  --color-danger-bg: #fef2f2;
  --color-info: #0284c7;
  --color-info-bg: #f0f9ff;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.5;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   APP HEADER & NAVIGATION
   ========================================================================== */
.app-header {
  background: var(--color-dark);
  color: var(--color-text-white);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-text {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 2px;
  color: #ffffff;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  background: var(--color-gold);
  color: #000;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--color-text-light);
  font-weight: 500;
}

.nav-tabs-bar {
  display: flex;
  gap: 6px;
}

.nav-tab-btn {
  background: transparent;
  color: var(--color-text-light);
  border: none;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.nav-tab-btn:hover {
  background: var(--color-dark-card);
  color: #ffffff;
}

.nav-tab-btn.active {
  background: var(--color-accent);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

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

.quick-stats-pill {
  background: rgba(255, 255, 255, 0.1);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: #f1f5f9;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   MAIN APP CONTAINER
   ========================================================================== */
.app-main {
  flex: 1;
  padding: 24px;
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.25s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   BUTTONS & FORM CONTROLS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  font-family: inherit;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-dark);
  color: #ffffff;
}
.btn-primary:hover {
  background: var(--color-primary-light);
}

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

.btn-success {
  background: var(--color-success);
  color: #ffffff;
}
.btn-success:hover {
  filter: brightness(0.92);
}

.btn-outline {
  background: #ffffff;
  color: var(--color-text-main);
  border-color: var(--color-border);
}
.btn-outline:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-focus);
}

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

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.btn-lg {
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 700;
}

.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 9px 12px;
  font-family: inherit;
  font-size: 13px;
  color: var(--color-text-main);
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

/* ==========================================================================
   CALCULATOR LAYOUT (TWO COLUMNS: EDITOR + LIVE SUMMARY)
   ========================================================================== */
.calc-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 24px;
  align-items: start;
}

.calc-editor-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.calc-summary-column {
  position: sticky;
  top: 80px;
}

/* Card Containers */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.card-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Presets Carousel Bar */
.presets-bar {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.preset-chip {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  cursor: pointer;
  transition: var(--transition);
  min-width: 230px;
  text-align: left;
}

.preset-chip:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.preset-chip-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-accent);
  display: inline-block;
  margin-bottom: 4px;
}

.preset-chip-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 2px;
}

.preset-chip-desc {
  font-size: 11px;
  color: var(--color-text-muted);
  line-height: 1.3;
}

/* Door Item Builder Cards */
.door-item-box {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

.door-item-box:hover {
  box-shadow: var(--shadow-md);
}

.door-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.door-item-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.door-num-badge {
  background: var(--color-dark);
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.door-room-input {
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.door-room-input:focus {
  border-color: var(--color-accent);
  background: #f8fafc;
}

.door-config-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 20px;
}

.door-preview-sidebar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.door-model-image {
  width: 130px;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: #f1f5f9;
}

.door-swatch-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
}

.swatch-circle {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.15);
}

.door-config-fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  background: var(--color-bg);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.checkbox-label:hover {
  background: var(--color-surface-hover);
}

.door-item-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f8fafc;
  padding: 10px 16px;
  border-radius: var(--radius-md);
}

.door-cost-breakdown {
  font-size: 13px;
  color: var(--color-text-muted);
}

.door-cost-breakdown strong {
  color: var(--color-text-main);
  font-size: 16px;
}

/* ==========================================================================
   LIVE SUMMARY SIDEBAR CARD
   ========================================================================== */
.summary-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-lg);
}

.summary-headline {
  font-size: 18px;
  font-weight: 900;
  color: var(--color-text-main);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.summary-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 18px;
}

.summary-table tr td {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}

.summary-table tr td:last-child {
  text-align: right;
  font-weight: 700;
}

.summary-discount-row td {
  color: var(--color-success);
}

.summary-grand-total-box {
  background: var(--color-dark);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 18px;
}

.summary-grand-total-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-light);
}

.summary-grand-total-price {
  font-size: 26px;
  font-weight: 900;
  color: #ffffff;
  margin-top: 4px;
}

.summary-actions-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ==========================================================================
   CRM & KANBAN STYLES
   ========================================================================== */
.crm-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
}

.crm-search-box {
  position: relative;
  flex: 1;
  max-width: 400px;
}

.crm-search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
}

.crm-search-input {
  padding-left: 36px !important;
}

.kanban-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  align-items: start;
  overflow-x: auto;
  padding-bottom: 16px;
}

.kanban-column {
  background: #f1f5f9;
  border-radius: var(--radius-lg);
  padding: 14px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.kanban-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 800;
  color: var(--color-text-main);
  padding-bottom: 8px;
  border-bottom: 2px solid transparent;
}

.kanban-col-count {
  background: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

.kanban-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition);
}

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

.kanban-card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 4px;
}

.kanban-card-phone {
  font-size: 12px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.kanban-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  padding-top: 8px;
  border-top: 1px dashed var(--color-border);
}

.kanban-card-price {
  font-weight: 800;
  color: var(--color-text-main);
}

.kanban-card-stage-select {
  font-size: 11px;
  padding: 3px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  cursor: pointer;
}

/* ==========================================================================
   CATALOG SHOWCASE STYLES
   ========================================================================== */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.catalog-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.catalog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.catalog-card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: #f1f5f9;
}

.catalog-card-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.catalog-card-category {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.catalog-card-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 8px;
}

.catalog-card-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.4;
  margin-bottom: 14px;
  flex: 1;
}

.catalog-models-list {
  background: #f8fafc;
  border-radius: var(--radius-md);
  padding: 10px;
  margin-bottom: 14px;
  font-size: 12px;
}

.catalog-model-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px solid #e2e8f0;
}
.catalog-model-row:last-child {
  border-bottom: none;
}

/* ==========================================================================
   STATISTICS & ANALYTICS
   ========================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-dark);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.stat-info .stat-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.stat-info .stat-value {
  font-size: 22px;
  font-weight: 900;
  color: var(--color-text-main);
}

/* ==========================================================================
   MODAL DIALOGS
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
  animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.modal-content {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 800;
}

.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 20px;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
}

.modal-body {
  padding: 24px;
  flex: 1;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background: #f8fafc;
}

/* ==========================================================================
   PRINT & A4 COMMERCIAL PROPOSAL (KP) STYLES
   ========================================================================== */
.kp-preview-container {
  background: #e2e8f0;
  padding: 24px;
  border-radius: var(--radius-lg);
  overflow-x: auto;
  display: flex;
  justify-content: center;
}

.kp-document {
  width: 210mm;
  min-height: 297mm;
  background: #ffffff;
  padding: 16mm 14mm;
  box-shadow: var(--shadow-lg);
  font-family: var(--font-primary);
  color: #111827;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

.kp-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 2px solid #0f172a;
  padding-bottom: 14px;
  margin-bottom: 16px;
}

.kp-brand-title {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 2px;
  color: #0f172a;
  text-transform: uppercase;
}

.kp-brand-tagline {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #64748b;
  text-transform: uppercase;
  margin-top: 2px;
}

.kp-brand-meta {
  font-size: 11px;
  color: #475569;
  font-weight: 500;
}

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

.kp-doc-number {
  font-size: 17px;
  font-weight: 900;
  color: #0f172a;
}

.kp-doc-date, .kp-doc-valid {
  font-size: 11px;
  color: #64748b;
  font-weight: 500;
}

.kp-parties-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 18px;
}

.kp-party-label {
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #94a3b8;
  display: block;
}

.kp-party-name {
  font-size: 13px;
  font-weight: 800;
  color: #0f172a;
}

.kp-party-phone, .kp-party-address {
  font-size: 11px;
  color: #475569;
}

.kp-section-title {
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #0f172a;
  margin-bottom: 12px;
  border-left: 3px solid #0f172a;
  padding-left: 8px;
}

.kp-door-card {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 14px;
  background: #ffffff;
  page-break-inside: avoid;
}

.kp-door-header {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 800;
  padding-bottom: 8px;
  border-bottom: 1px solid #f1f5f9;
  margin-bottom: 10px;
}

.kp-door-body {
  display: flex;
  gap: 14px;
}

.kp-door-visual {
  width: 100px;
  text-align: center;
}

.kp-door-img {
  width: 90px;
  height: 120px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid #e2e8f0;
}

.kp-door-swatch-box {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 600;
  margin-top: 4px;
}

.kp-swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.2);
}

.kp-door-details {
  flex: 1;
}

.kp-door-name {
  font-size: 13px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 6px;
}

.kp-specs-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.kp-spec-pill {
  background: #f1f5f9;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #e2e8f0;
  color: #334155;
}

.kp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  margin-bottom: 8px;
}

.kp-table th {
  text-align: left;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  color: #64748b;
  padding: 4px 0;
  border-bottom: 1px solid #e2e8f0;
}

.kp-table td {
  padding: 4px 0;
  border-bottom: 1px solid #f8fafc;
  color: #334155;
}

.kp-table tfoot td {
  border-top: 1px solid #e2e8f0;
  padding-top: 6px;
  color: #0f172a;
}

.kp-opening-hint {
  background: #f8fafc;
  border-left: 2px solid #0284c7;
  padding: 4px 8px;
  font-size: 10px;
  color: #475569;
  border-radius: 0 4px 4px 0;
}

.kp-summary-wrapper {
  margin-top: auto;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
  padding-top: 14px;
  page-break-inside: avoid;
}

.kp-conditions {
  font-size: 10px;
  color: #64748b;
}

.kp-conditions h5 {
  font-size: 11px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 4px;
}

.kp-conditions ul {
  padding-left: 14px;
}

.kp-conditions li {
  margin-bottom: 2px;
}

.kp-totals-box {
  background: #0f172a;
  color: #ffffff;
  border-radius: 8px;
  padding: 14px 16px;
}

.kp-total-line {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 4px;
}

.kp-discount-line {
  color: #34d399;
}

.kp-grand-total {
  border-top: 1px solid #334155;
  margin-top: 8px;
  padding-top: 8px;
  display: flex;
  justify-content: space-between;
  font-size: 15px;
  font-weight: 900;
  color: #ffffff;
}

.kp-footer {
  margin-top: 16px;
  border-top: 1px solid #e2e8f0;
  padding-top: 8px;
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  color: #94a3b8;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.font-medium { font-weight: 600; }

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }
  .calc-summary-column {
    position: static;
  }
}

/* ==========================================================================
   OFFICIAL CONTRACT SPECIFICATION STYLES (Приложение №1 к договору)
   ========================================================================== */
.official-contract-a4 {
  background: #ffffff;
  max-width: 900px;
  margin: 20px auto;
  padding: 30px 40px;
  border: 1px solid #cbd5e1;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: #000000;
  line-height: 1.3;
}

.oc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 2px solid #000000;
  padding-bottom: 12px;
  margin-bottom: 15px;
}

.oc-logo-main {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: 2px;
  color: #1e3a8a;
}

.oc-logo-sub {
  font-size: 10px;
  font-weight: 700;
  color: #475569;
  letter-spacing: 1px;
}

.oc-contacts-block {
  font-size: 11px;
  color: #334155;
}

.oc-phone-val {
  font-size: 18px;
  font-weight: 900;
  color: #dc2626;
  text-align: right;
}

.oc-legal-sub {
  font-size: 10px;
  color: #64748b;
  text-align: right;
}

.oc-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.oc-doc-title {
  font-size: 14px;
  font-weight: 700;
}

.oc-doc-num {
  font-size: 15px;
  font-weight: 900;
  border: 1px solid #000;
  padding: 2px 8px;
}

.oc-doc-date {
  font-size: 13px;
  font-weight: 700;
}

.oc-client-address-row {
  background: #f1f5f9;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
  border: 1px solid #e2e8f0;
}

.oc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  margin-bottom: 12px;
}

.oc-table th, .oc-table td {
  border: 1px solid #000000;
  padding: 4px 6px;
}

.oc-table th {
  background: #f8fafc;
  font-weight: 700;
  text-align: center;
}

.oc-sec-header td, .oc-sec-header th {
  background: #f1f5f9;
  font-weight: 800;
  text-align: center;
  letter-spacing: 1px;
  font-size: 11px;
}

.spec-col-name { text-align: left; }
.spec-col-qty { text-align: center; font-weight: 600; }
.spec-col-price { text-align: right; }
.spec-col-sum { text-align: right; font-weight: 700; }
.spec-col-note { text-align: left; font-size: 10px; color: #475569; }

.oc-works-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 15px;
  margin-bottom: 15px;
}

.oc-recs-col {
  border: 1px solid #000000;
  padding: 10px;
  background: #fffbeb;
  font-size: 11px;
}

.oc-recs-title {
  font-weight: 800;
  margin-bottom: 6px;
  text-decoration: underline;
}

.oc-recs-item {
  margin-bottom: 4px;
}

.oc-bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 20px;
  border-top: 2px solid #000000;
  padding-top: 12px;
}

.oc-grand-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 18px;
  font-weight: 900;
  border: 2px solid #000;
  padding: 6px 10px;
  margin-bottom: 10px;
  background: #f8fafc;
}

.oc-pay-schedule {
  font-size: 11px;
  border: 1px solid #cbd5e1;
  padding: 8px;
}

.oc-pay-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}

.oc-signatures-box {
  font-size: 9px;
  line-height: 1.2;
}

.oc-agree-text, .oc-warn-text {
  margin-bottom: 6px;
}

.oc-client-sign-line {
  margin: 10px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

.oc-accept-line {
  margin-top: 10px;
  font-size: 10px;
  font-weight: 700;
}

/* ==========================================================================
   DOOR OPENING SCHEMATIC & VISUALIZER STYLES
   ========================================================================== */
.kp-door-opening-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  background: #f8fafc;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  min-width: 100px;
}

.kp-opening-diagram-box {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.kp-opening-caption {
  font-size: 10px;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kp-opening-pill-tag {
  font-size: 11px;
  font-weight: 700;
  color: #2563eb;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  padding: 2px 8px;
  border-radius: 12px;
  margin-left: 8px;
}

.door-opening-selector-container {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 16px;
}

.opening-selector-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  font-size: 13px;
}

.opening-badge-selected {
  font-size: 11px;
  font-weight: 800;
  background: #f1f5f9;
  color: #0f172a;
  padding: 3px 10px;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
}

.opening-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
}

.opening-option-card {
  cursor: pointer;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  padding: 8px;
  text-align: center;
  transition: all 0.2s ease;
  background: #fafafa;
}

.opening-option-card:hover {
  border-color: #94a3b8;
  background: #ffffff;
}

.opening-option-card.active {
  border-color: #2563eb;
  background: #eff6ff;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.opening-option-card input {
  display: none;
}

.opening-card-title {
  display: block;
  font-size: 11px;
  font-weight: 700;
  margin-top: 6px;
  color: #334155;
}