:root {
  --gf-blue: #005485;
  --gf-dark: #003454;
  --gf-darker: #00233a;
  --gf-light: #e8f2f8;
  --gf-lighter: #f3f8fc;
  --gf-accent: #e1a33b;
  --gf-accent-soft: #fdf6e9;
  --gf-green: #147a4b;
  --gf-green-soft: #e6f5ee;
  --gf-red: #c23030;
  --gf-red-soft: #fceaea;
  --bg: #eff3f8;
  --surface: #ffffff;
  --border: #d5e0ea;
  --border-strong: #b6c8d8;
  --text: #12212e;
  --text-muted: #556677;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 2px 8px rgba(0, 45, 75, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 35, 60, 0.22);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

[hidden] {
  display: none !important;
}

/* ============================================================ Login Screen */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(circle at 20% 20%, #005485 0%, #00263e 100%);
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--surface);
  border-radius: 14px;
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.brand-logo {
  height: 40px;
  width: auto;
}

.brand-kicker {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gf-blue);
}

.login-card h1 {
  margin: 2px 0 0;
  font-size: 20px;
  color: var(--gf-dark);
}

.login-desc {
  margin: 0 0 20px;
  color: var(--text-muted);
  font-size: 13.5px;
}

.login-footnote {
  margin: 18px 0 0;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}

.form-error {
  margin: 8px 0;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--gf-red-soft);
  color: var(--gf-red);
  font-size: 13px;
  font-weight: 600;
}

/* ================================================================= Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 22px;
  background: var(--gf-darker);
  color: #ffffff;
  border-bottom: 3px solid var(--gf-accent);
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.14);
  flex-wrap: wrap;
}

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

.topbar-logo {
  height: 32px;
  width: auto;
  background: #fff;
  padding: 3px 6px;
  border-radius: 4px;
}

.topbar-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.topbar-title-row strong {
  font-size: 15.5px;
  letter-spacing: -0.01em;
}

.topbar-sub {
  display: block;
  font-size: 11.5px;
  color: #a9c4d9;
}

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

.topbar-select {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 10.5px;
  color: #b4cde0;
}

.topbar-select select {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
}

.topbar-select select option {
  color: var(--text);
  background: #fff;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ======================================================== Pills & Buttons */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.pill-blue {
  background: var(--gf-blue);
  color: #fff;
}

.pill-neutral {
  background: rgba(255, 255, 255, 0.16);
  color: #e2eef7;
}

.panel .pill-neutral {
  background: var(--gf-light);
  color: var(--gf-dark);
}

.badge-count, .badge-inline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1px 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
  font-size: 11px;
  font-weight: 700;
  margin-left: 4px;
}

.panel .badge-inline {
  background: var(--gf-light);
  color: var(--gf-blue);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.14s ease;
  white-space: nowrap;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--gf-accent);
  color: #141a1f;
  border-color: #c98c24;
  font-weight: 700;
}

.btn-primary:hover {
  background: #ebb04b;
}

.btn-secondary {
  background: var(--gf-blue);
  color: #ffffff;
  border-color: var(--gf-blue);
}

.btn-secondary:hover {
  background: var(--gf-dark);
}

.btn-outline {
  background: #fff;
  color: var(--gf-blue);
  border-color: var(--border-strong);
}

.btn-outline:hover {
  background: var(--gf-lighter);
  border-color: var(--gf-blue);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.18);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.16);
}

.panel .btn-ghost, .modal-dialog .btn-ghost {
  background: #f2f6fa;
  color: var(--text);
  border-color: var(--border);
}

.panel .btn-ghost:hover, .modal-dialog .btn-ghost:hover {
  background: #e4edf5;
}

.btn-icon {
  padding: 6px 9px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.18);
}

/* ========================================================= Workspace Grid */
.workspace {
  max-width: 1640px;
  margin: 0 auto;
  padding: 18px 22px 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 18px;
  align-items: start;
}

@media (max-width: 1180px) {
  .workspace {
    grid-template-columns: 1fr;
  }
}

.workspace-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.workspace-sidebar {
  position: sticky;
  top: 72px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ============================================================ Panels & Forms */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.panel-header h2 {
  margin: 0;
  font-size: 15px;
  color: var(--gf-dark);
}

.panel-sub {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--text-muted);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 860px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-grow {
  flex: 1;
}

.field > span {
  font-size: 12px;
  font-weight: 600;
  color: var(--gf-dark);
}

.field input, .field select, .textarea-full {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13.5px;
  color: var(--text);
  background: #fff;
}

.field input:focus, .field select:focus, .textarea-full:focus {
  outline: none;
  border-color: var(--gf-blue);
  box-shadow: 0 0 0 2px rgba(0, 84, 133, 0.15);
}

.field-hint {
  font-size: 11.5px;
  color: var(--text-muted);
}

/* =================================================== Discount Drawer (GR) */
.discount-drawer {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--border-strong);
}

.discount-drawer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.discount-drawer-bar strong {
  display: block;
  font-size: 13px;
  color: var(--gf-dark);
}

.discount-drawer-bar .muted {
  font-size: 11.5px;
  color: var(--text-muted);
}

.discount-quick-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.input-xs {
  width: 68px;
  padding: 4px 7px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  text-align: right;
}

.discount-groups-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
  gap: 8px;
}

.gr-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 10px;
  background: var(--gf-lighter);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.gr-card-info {
  min-width: 0;
}

.gr-code {
  display: inline-block;
  font-weight: 800;
  font-size: 12px;
  color: var(--gf-blue);
  background: #fff;
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: 4px;
  margin-right: 4px;
}

.gr-label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gr-input-wrap {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 12px;
  font-weight: 600;
}

.gr-input-wrap input {
  width: 56px;
  padding: 4px 5px;
  text-align: right;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}

/* ========================================== Configurator Launcher Banner */
.configurator-launcher {
  background: linear-gradient(135deg, #003e63 0%, #005485 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: 15px 18px;
  box-shadow: var(--shadow);
}

.launcher-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.launcher-title strong {
  font-size: 14.5px;
}

.launcher-title span {
  font-size: 12px;
  color: #bcd5e8;
}

.launcher-buttons {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 900px) {
  .launcher-buttons {
    grid-template-columns: 1fr;
  }
}

.launcher-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--text);
  border: 2px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease, box-shadow 0.12s ease;
}

.launcher-card:hover {
  transform: translateY(-1px);
  border-color: var(--gf-accent);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
}

.launcher-icon {
  font-size: 24px;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--gf-light);
  color: var(--gf-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 700;
}

.launcher-card strong {
  display: block;
  font-size: 13.5px;
  color: var(--gf-dark);
}

.launcher-card small {
  display: block;
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ==================================== Catalog Search & Live Article Preview */
.target-zone-picker label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gf-dark);
}

.target-zone-picker select {
  padding: 5px 9px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--gf-blue);
}

.catalog-search-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.search-input-wrap {
  position: relative;
}

.search-input-wrap input {
  width: 100%;
  padding: 9px 34px 9px 12px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
}

.search-input-wrap input:focus {
  outline: none;
  border-color: var(--gf-blue);
}

.btn-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: none;
  font-size: 18px;
  color: var(--text-muted);
  cursor: pointer;
}

.category-pills {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.cat-pill {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #f5f8fb;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.cat-pill.active, .cat-pill:hover {
  background: var(--gf-blue);
  color: #fff;
  border-color: var(--gf-blue);
}

.catalog-results-container {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--gf-lighter);
  padding: 10px;
  max-height: 320px;
}

@media (max-width: 820px) {
  .catalog-results-container {
    grid-template-columns: 1fr;
    max-height: none;
  }
}

.catalog-results-list {
  overflow-y: auto;
  max-height: 298px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.catalog-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  border-bottom: 1px solid #eef3f7;
  cursor: pointer;
  font-size: 12.5px;
}

.catalog-item-row:hover, .catalog-item-row.selected {
  background: var(--gf-light);
}

.catalog-item-code {
  font-weight: 700;
  color: var(--gf-blue);
  font-variant-numeric: tabular-nums;
  min-width: 64px;
}

.catalog-item-desc {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.catalog-item-price {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.catalog-live-preview {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.preview-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.preview-card-code {
  font-size: 15px;
  font-weight: 800;
  color: var(--gf-blue);
}

.preview-card-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 6px;
}

.preview-card-langs {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.preview-card-langs div {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-card-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 6px 8px;
  background: var(--gf-lighter);
  border-radius: 6px;
  font-size: 11.5px;
  margin-bottom: 10px;
}

.preview-card-meta span {
  display: block;
  color: var(--text-muted);
  font-size: 10.5px;
}

.preview-card-add {
  display: flex;
  align-items: center;
  gap: 8px;
}

.preview-card-add input {
  width: 82px;
  padding: 6px 8px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  text-align: right;
  font-weight: 700;
}

.quick-addons-bar {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid #edf2f7;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-addons-label {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-muted);
}

.quick-addons-chips {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.addon-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: #fff;
  color: var(--gf-dark);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
}

.addon-chip:hover {
  background: var(--gf-light);
  border-color: var(--gf-blue);
}

/* =========================================== Interactive Quote Sheet */
.sheet-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.sheet-toolbar-left {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.sheet-toolbar-left h2 {
  margin: 0;
  font-size: 15px;
  color: var(--gf-dark);
}

.view-mode-tabs {
  display: inline-flex;
  background: #edf2f7;
  padding: 3px;
  border-radius: 8px;
}

.view-tab {
  border: none;
  background: transparent;
  padding: 5px 11px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
}

.view-tab.active {
  background: #fff;
  color: var(--gf-dark);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.sheet-toolbar-options {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.toggle-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--gf-lighter);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 600;
  color: var(--gf-dark);
  cursor: pointer;
  user-select: none;
}

.warnings-banner {
  margin-bottom: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  background: var(--gf-accent-soft);
  border: 1px solid var(--gf-accent);
  color: #6b4706;
  font-size: 12.5px;
  font-weight: 600;
}

/* ========================================================= Zone Cards */
.sheet-zones-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.zone-card {
  border: 1.5px solid var(--border-strong);
  border-radius: 9px;
  background: #fff;
  overflow: hidden;
}

.zone-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--gf-lighter);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.zone-card-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.zone-type-badge {
  padding: 3px 8px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  background: var(--gf-blue);
  color: #fff;
}

.zone-type-badge.ecoflex {
  background: #0d6e5b;
}

.zone-type-badge.free {
  background: #556677;
}

.zone-title-input {
  border: 1px solid transparent;
  background: transparent;
  font-size: 14px;
  font-weight: 700;
  color: var(--gf-dark);
  padding: 3px 6px;
  border-radius: 4px;
  min-width: 230px;
}

.zone-title-input:hover, .zone-title-input:focus {
  border-color: var(--border-strong);
  background: #fff;
  outline: none;
}

.zone-meta-pills {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-muted);
}

.zone-card-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.zone-subtotal-badge {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--gf-dark);
  font-variant-numeric: tabular-nums;
  margin-right: 4px;
}

/* ===================================================== Quote Tables */
.table-scroll {
  width: 100%;
  overflow-x: auto;
}

.quote-table, .params-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}

.quote-table th, .params-table th {
  background: #f5f8fb;
  color: var(--gf-dark);
  font-weight: 700;
  font-size: 11.5px;
  text-align: left;
  padding: 7px 8px;
  border-bottom: 1px solid var(--border-strong);
  white-space: nowrap;
}

.quote-table th.num, .quote-table td.num,
.params-table th.num, .params-table td.num {
  text-align: right;
}

.quote-table td, .params-table td {
  padding: 6px 8px;
  border-bottom: 1px solid #edf2f7;
  vertical-align: middle;
}

.quote-table tr.row-disabled {
  opacity: 0.46;
  background: #f9fafb;
}

.quote-table tr:hover {
  background: #f7fbfe;
}

.code-cell {
  font-weight: 700;
  color: var(--gf-blue);
  white-space: nowrap;
}

.npk-sub {
  display: block;
  font-size: 10.5px;
  color: var(--text-muted);
  font-weight: 500;
}

.desc-main {
  font-weight: 600;
  color: var(--text);
}

.desc-sub {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.ve-pill {
  display: inline-flex;
  align-items: center;
  padding: 1px 5px;
  border-radius: 4px;
  background: #eef4f9;
  color: var(--gf-blue);
  font-size: 10.5px;
  font-weight: 700;
}

.merged-pill {
  display: inline-flex;
  align-items: center;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--gf-green-soft);
  color: var(--gf-green);
  font-size: 10.5px;
  font-weight: 700;
}

.inline-num {
  width: 72px;
  padding: 4px 6px;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  text-align: right;
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.inline-num.sm {
  width: 52px;
}

.inline-num:focus {
  outline: none;
  border-color: var(--gf-blue);
}

.btn-row-del {
  border: none;
  background: transparent;
  color: #9aa8b6;
  font-size: 16px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
}

.btn-row-del:hover {
  background: var(--gf-red-soft);
  color: var(--gf-red);
}

/* =================================================== Right Sticky Sidebar */
.summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.summary-header h3 {
  margin: 0;
  font-size: 15px;
  color: var(--gf-dark);
}

.summary-metrics {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-variant-numeric: tabular-nums;
}

.summary-metrics > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 13px;
}

.summary-metrics dt {
  color: var(--text-muted);
}

.summary-metrics dd {
  margin: 0;
  font-weight: 700;
  color: var(--text);
}

.summary-discount-row dd {
  color: var(--gf-green);
}

.summary-net-row {
  padding-top: 6px;
  border-top: 1px solid var(--border);
  font-weight: 700;
}

.dap-progress-box {
  margin: 12px 0;
  padding: 9px 10px;
  background: var(--gf-lighter);
  border: 1px solid var(--border);
  border-radius: 7px;
}

.dap-progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.dap-progress-track {
  height: 6px;
  background: #dce6ef;
  border-radius: 999px;
  overflow: hidden;
}

.dap-progress-bar {
  height: 100%;
  background: var(--gf-blue);
  transition: width 0.25s ease;
}

.dap-progress-bar.franco {
  background: var(--gf-green);
}

.summary-grand-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 11px 12px;
  background: var(--gf-darker);
  color: #fff;
  border-radius: 8px;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}

.summary-grand-total span {
  font-size: 12px;
  color: #b8d0e4;
}

.summary-grand-total strong {
  font-size: 17px;
  color: var(--gf-accent);
}

.summary-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.sidebar-seller-box {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--text-muted);
}

.sidebar-seller-box strong {
  display: block;
  color: var(--gf-dark);
  font-size: 12.5px;
}

/* =========================== Technical Floor Structure Preview Sidebar */
.technical-preview-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tech-preview-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  background: var(--gf-lighter);
}

.tech-preview-item h4 {
  margin: 0 0 6px;
  font-size: 12.5px;
  color: var(--gf-dark);
}

.tech-preview-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.tech-preview-images img {
  width: 100%;
  height: 92px;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px;
}

.tech-preview-note {
  margin: 0;
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ============================================================== Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(6, 24, 38, 0.62);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-dialog {
  width: 100%;
  max-height: 92vh;
  background: var(--surface);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-xl {
  max-width: 1140px;
}

.modal-lg {
  max-width: 860px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--gf-darker);
  color: #fff;
  border-bottom: 3px solid var(--gf-accent);
}

.modal-kicker {
  display: block;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gf-accent);
  font-weight: 700;
}

.modal-header h2 {
  margin: 2px 0 0;
  font-size: 17px;
}

.btn-close-modal {
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
}

.modal-body {
  padding: 18px 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #f5f8fb;
  border-top: 1px solid var(--border);
}

.modal-footer-summary strong {
  font-size: 16px;
  color: var(--gf-dark);
  margin-left: 6px;
  font-variant-numeric: tabular-nums;
}

.modal-footer-buttons {
  display: flex;
  gap: 8px;
}

/* ========================================== Configurator Steps & Cards */
.config-step {
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 14px 16px;
  background: #fbfdff;
}

.step-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.step-header-flex {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gf-blue);
  color: #fff;
  font-weight: 800;
  font-size: 12.5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-header h3 {
  margin: 0;
  font-size: 14px;
  color: var(--gf-dark);
}

.step-header p {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--text-muted);
}

.system-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

@media (max-width: 780px) {
  .system-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.sys-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border: 2px solid var(--border);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.12s ease, background 0.12s ease;
}

.sys-card.active {
  border-color: var(--gf-blue);
  background: var(--gf-light);
}

.sys-card img {
  width: 52px;
  height: 44px;
  object-fit: cover;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: #fff;
  flex-shrink: 0;
}

.sys-card strong {
  display: block;
  font-size: 13px;
  color: var(--gf-dark);
}

.sys-card small {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
}

.fbh-dimensions-grid {
  display: grid;
  grid-template-columns: 160px 1fr 1.1fr;
  gap: 14px;
  align-items: start;
}

@media (max-width: 820px) {
  .fbh-dimensions-grid {
    grid-template-columns: 1fr;
  }
}

.spacing-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.spacing-btn {
  padding: 6px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: #fff;
  font-weight: 700;
  font-size: 12.5px;
  cursor: pointer;
}

.spacing-btn.active {
  background: var(--gf-blue);
  color: #fff;
  border-color: var(--gf-blue);
}

.spacing-btn.recommended {
  border-color: var(--gf-green);
}

.fbh-modal-floor-preview {
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  background: var(--gf-lighter);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.fbh-modal-floor-preview img {
  height: 76px;
  width: auto;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--border);
  padding: 3px;
}

.ecoflex-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 12px;
}

.ecoflex-params-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

@media (max-width: 880px) {
  .ecoflex-grid-2, .ecoflex-params-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ========================================== Templates & History Modals */
.template-save-box {
  padding: 12px 14px;
  background: var(--gf-lighter);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.template-save-box h4 {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--gf-dark);
}

.template-save-row {
  display: grid;
  grid-template-columns: 1fr 1.2fr auto;
  gap: 8px;
}

.template-save-row input {
  padding: 7px 10px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
}

.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 12px;
}

.tpl-card {
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 12px 14px;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
}

.tpl-card h4 {
  margin: 4px 0;
  font-size: 14px;
  color: var(--gf-dark);
}

.tpl-card p {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

.tpl-card-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.history-search-row input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-size: 13.5px;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.history-item:hover {
  border-color: var(--gf-blue);
  background: var(--gf-lighter);
}

.toast {
  position: fixed;
  bottom: 20px;
  right: 22px;
  z-index: 200;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--gf-darker);
  color: #fff;
  border-left: 4px solid var(--gf-accent);
  box-shadow: var(--shadow-lg);
  font-size: 13px;
  font-weight: 600;
}