.builder {
  --ink: #12161c;
  --muted: #5c6673;
  --accent: #1f6feb;
  --accent-soft: rgba(31, 111, 235, 0.15);
  --bg: #f6f2ea;
  --panel: #ffffff;
  --warning: #b45309;
  --error: #b42318;
  color: var(--ink);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  display: grid;
  gap: 18px;
}

.builder-header {
  display: grid;
  gap: 6px;
}

.builder-header h2 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.builder-header p {
  margin: 0;
  color: var(--muted);
}

.builder .funnel-header {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: 16px;
  align-items: start;
}

.builder .funnel-name-field {
  display: grid;
  gap: 6px;
}

.builder .funnel-side {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.builder .funnel-device-field {
  display: grid;
  gap: 8px;
}

.builder .save-status {
  margin-top: 0;
}

.builder .funnel-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  align-self: flex-end;
}

.builder .button-secondary {
  background: #e2e8f0;
  color: #1f2937;
  box-shadow: none;
}

.builder .button-secondary:hover {
  background: #cbd5e1;
  box-shadow: none;
  transform: none;
}

.builder .builder-divider {
  height: 1px;
  background: #e2e8f0;
  margin: 16px 0;
}

.builder .details-row {
  align-items: end;
}

.builder .details-status {
  margin-top: -4px;
  display: grid;
  gap: 4px;
}

.builder .wizard-panel h2 {
  margin: 0 0 4px;
  font-size: 1.4rem;
}

.builder .wizard-header {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.builder .wizard-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.builder .wizard-continue {
  display: grid;
  gap: 6px;
  justify-items: end;
}

.builder .wizard-steps .save-status {
  margin-left: auto;
  align-self: center;
}

.builder .wizard-steps-bar {
  position: fixed;
  bottom: 0;
  left: 300px;
  right: 0;
  z-index: 20;
  background: var(--panel);
  border-radius: 0;
  border: 1px solid #e2e8f0;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  padding: 14px 28px;
  margin-top: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.builder .wizard-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 0;
}

.builder .wizard-bar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.builder .wizard-step {
  padding: 6px 12px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.85rem;
  font-weight: 600;
}

.builder .wizard-step.active {
  background: rgba(31, 111, 235, 0.15);
  color: #1f6feb;
}

.builder .wizard-step.complete {
  background: rgba(34, 197, 94, 0.18);
  color: #14532d;
}

.builder .wizard-step.success {
  background: rgba(34, 197, 94, 0.22);
  color: #14532d;
}

.builder .wizard-step.active.success {
  background: rgba(34, 197, 94, 0.3);
  color: #14532d;
}

.builder .wizard-page {
  display: none;
}

.builder .wizard-page.active {
  display: grid;
  gap: 18px;
}

.builder .test-success {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid #bbf7d0;
  background: #f0fdf4;
  display: grid;
  gap: 12px;
}

.builder .test-success.hidden {
  display: none;
}

.builder .test-diagram {
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  border: 1px dashed #e2e8f0;
  background: #f8fafc;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
}

.builder .test-summary {
  margin-top: 12px;
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
  align-items: center;
}

.builder .test-summary-details {
  display: grid;
  gap: 10px;
}

.builder .monitor-panel .funnel-preview {
  width: 100%;
  max-width: 240px;
  aspect-ratio: 16 / 9;
}

.builder .monitor-panel .funnel-preview.empty {
  min-height: 120px;
}

.builder .diagram-node {
  display: grid;
  place-items: center;
  min-width: 86px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  color: #475569;
  font-size: 0.85rem;
  text-align: center;
}

.builder .diagram-node.complete {
  border-color: #86efac;
  background: #dcfce7;
  color: #14532d;
}

.builder .diagram-node.error {
  border-color: #fca5a5;
  background: #fee2e2;
  color: #7f1d1d;
}

.builder .test-diagram .diagram-node.pending {
  border-color: #cbd5f5;
  background: #eef2ff;
  color: #3b4a6b;
  position: relative;
  padding-right: 28px;
}

.builder .test-diagram .diagram-node.pending::after {
  content: "";
  position: absolute;
  right: 10px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid #94a3b8;
  border-top-color: transparent;
  animation: diagram-spin 0.9s linear infinite;
}

.builder .diagram-connector {
  width: 32px;
  height: 2px;
  background: #cbd5f5;
  flex: 0 0 auto;
}

@keyframes diagram-spin {
  to {
    transform: rotate(360deg);
  }
}

.builder .test-success-body {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.builder .test-success-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #22c55e;
  color: #052e16;
  display: grid;
  place-items: center;
  font-weight: 700;
}

.builder .test-success h4 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.builder-main {
  display: grid;
  gap: 18px;
  min-width: 0;
  padding-bottom: 120px;
}

.builder .panel {
  background: var(--panel);
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  padding: 18px;
  width: 100%;
  min-width: 0;
}

.builder label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.builder .help-tip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 6px;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid #cbd5f5;
  color: #64748b;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: help;
  background: #f8fafc;
  position: relative;
}

.builder .help-tip:hover {
  color: #1f6feb;
  border-color: rgba(31, 111, 235, 0.4);
  background: rgba(31, 111, 235, 0.08);
}

.builder .help-tip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 140%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: #0f172a;
  color: #f8fafc;
  padding: 6px 8px;
  border-radius: 8px;
  font-size: 0.72rem;
  line-height: 1.3;
  max-width: 220px;
  width: max-content;
  white-space: normal;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.2);
  transition: opacity 150ms ease, transform 150ms ease;
  z-index: 5;
}

.builder .help-tip::before {
  content: "";
  position: absolute;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  border-width: 6px 6px 0;
  border-style: solid;
  border-color: #0f172a transparent transparent;
  opacity: 0;
  transition: opacity 150ms ease, transform 150ms ease;
  z-index: 5;
}

.builder .help-tip:hover::after,
.builder .help-tip:hover::before {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.builder input[type="url"],
.builder input[type="text"],
.builder select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #c6d1dd;
  font-size: 15px;
  background: #fff;
}

.builder button {
  border: none;
  background: var(--accent);
  color: #fff;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(31, 111, 235, 0.25);
  width: auto;
}

.builder .device-option {
  border: 1px solid var(--border);
  background: #f8fafc;
  color: #94a3b8;
  box-shadow: none;
  width: 100%;
}

.builder .device-option.is-active {
  border-color: rgba(31, 111, 235, 0.45);
  background: rgba(31, 111, 235, 0.18);
  color: #1f6feb;
  box-shadow: inset 0 0 0 1px rgba(31, 111, 235, 0.2);
}

.builder .device-option:hover {
  transform: none;
  box-shadow: none;
}

.builder button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.builder .form-row,
.builder .mode-row,
.builder .device-row {
  display: grid;
  gap: 12px;
  align-items: end;
}

.builder .form-row + .form-row,
.builder .details-status + .form-row,
.builder .form-row + .details-status {
  margin-top: 14px;
}

@media (min-width: 720px) {
  .builder .form-row,
  .builder .mode-row,
  .builder .device-row {
    grid-template-columns: 1fr auto;
  }

  .builder .device-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .builder .mode-row {
    grid-template-columns: auto auto;
    justify-content: start;
  }

  .builder .mode-row select {
    width: auto;
    min-width: 200px;
  }
}

.builder .endpoint-row {
  display: grid;
  gap: 12px;
}

@media (min-width: 960px) {
  .builder .endpoint-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.builder .status {
  display: none;
}

.builder .spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid #cbd5e1;
  border-top-color: var(--accent);
  animation: builder-spin 1s linear infinite;
  display: none;
}

.builder .status.loading .spinner {
  display: inline-block;
}

.builder .status.loading .status-text {
  color: var(--warning);
}

@keyframes builder-spin {
  to {
    transform: rotate(360deg);
  }
}

.builder .error {
  color: var(--error);
  font-weight: 600;
  margin-top: 8px;
  display: none;
}

.builder .meta {
  font-size: 13px;
  color: var(--muted);
}

.builder .viewer {
  overflow: auto;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  background: #0b0f15;
  padding: 12px;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  max-height: clamp(320px, 70vh, 820px);
  max-width: 100%;
}

.builder .viewer.centered {
  justify-content: center;
}

.builder .stage {
  position: relative;
  display: inline-block;
  background: #111827;
  min-height: 0;
  min-width: 0;
  max-width: 100%;
  flex: 0 0 auto;
}

.builder .stage img {
  display: block;
  max-width: none;
  width: auto;
  height: auto;
}

.builder .stage img:not([src]) {
  display: none;
}

.builder .overlay {
  position: absolute;
  top: 0;
  left: 0;
}

.builder .image-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 64px;
  height: 64px;
  margin-left: -32px;
  margin-top: -32px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.25);
  border-top-color: #38bdf8;
  animation: builder-spin 0.9s linear infinite;
  display: none;
  z-index: 5;
}

.builder .stage.loading .image-loader {
  display: block;
}

.builder .stage.loading img {
  visibility: hidden;
}

.builder .box {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.85);
  background: rgba(59, 130, 246, 0.12);
  cursor: pointer;
}

.builder .box:hover {
  outline: 2px solid rgba(59, 130, 246, 0.8);
  background: rgba(59, 130, 246, 0.2);
}

.builder .box.selected {
  outline: 2px solid rgba(34, 197, 94, 0.9);
  background: rgba(34, 197, 94, 0.2);
}

.builder .selector-panel {
  position: absolute;
  background: #0f172a;
  color: #fff;
  padding: 10px 12px;
  border-radius: 10px;
  min-width: 180px;
  max-width: 280px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.35);
  display: none;
  z-index: 10;
}

.builder .selector-toggle {
  background: transparent;
  border: none;
  color: #93c5fd;
  font-size: 12px;
  padding: 0;
  text-align: left;
  cursor: pointer;
  box-shadow: none;
  text-decoration: underline;
  margin-top: 8px;
  display: block;
}

.builder .selector-advanced {
  display: none;
  margin-top: 8px;
}

.builder .selector-advanced.active {
  display: block;
}

.builder .selector-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: rgba(226, 232, 240, 0.7);
  margin-bottom: 4px;
}

.builder #selector-text {
  width: 100%;
  min-height: 44px;
  resize: vertical;
  background: #0b1220;
  border: 1px solid #334155;
  border-radius: 8px;
  color: #e2e8f0;
  padding: 6px 8px;
  font-size: 12px;
  line-height: 1.3;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.builder .selector-error {
  color: #fca5a5;
  font-size: 11px;
  margin-top: 6px;
  min-height: 14px;
}

.builder .selector-warning {
  margin-top: 8px;
  font-size: 11px;
  color: #fbbf24;
  display: none;
}

.builder .form-controls {
  display: none;
  margin-top: 8px;
  font-size: 12px;
}

.builder .form-controls.active {
  display: block;
}

.builder .form-controls-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

.builder .form-controls-footer button {
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 8px;
  background: #0ea5e9;
  color: #0b1220;
  box-shadow: none;
}

.builder .form-controls-footer button:disabled {
  background: #cbd5f5;
  color: #475569;
}

.builder .mode-suggestion {
  display: none;
  margin-top: 8px;
}

.builder .mode-suggestion.active {
  display: block;
}

.builder .mode-suggestion button {
  width: 100%;
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 8px;
  background: #f59e0b;
  color: #0b1220;
  box-shadow: none;
}

.builder .form-controls label {
  display: block;
  margin-bottom: 6px;
  color: #e2e8f0;
  font-weight: 600;
}

.builder .form-controls input[type="text"],
.builder .form-controls select {
  width: 100%;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid #475569;
  background: #0b1220;
  color: #e2e8f0;
  font-size: 12px;
}

.builder .form-check {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  color: #e2e8f0;
  margin-top: 6px;
}

.builder .selector-panel button {
  background: #94a3b8;
  color: #0f172a;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 6px;
  margin-top: 8px;
  box-shadow: none;
}

.builder #panel-next-btn {
  padding: 10px 14px;
  font-size: 14px;
}

.builder .selector-panel button.enabled {
  background: #38bdf8;
  color: #0b1220;
  cursor: pointer;
}

.builder .steps {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
}

.builder .build-diagram {
  margin-top: 10px;
  padding: 12px;
  border-radius: 12px;
  border: 1px dashed #e2e8f0;
  background: #f8fafc;
  display: flex;
  align-items: stretch;
  gap: 14px;
  overflow-x: auto;
}

.builder .build-diagram .diagram-node {
  min-width: 170px;
  padding: 10px 12px;
  gap: 8px;
  place-items: stretch;
  align-items: start;
  justify-items: stretch;
  text-align: left;
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  display: grid;
}

.builder .build-thumb {
  width: 128px;
  height: 72px;
  border-radius: 10px;
  background: #e2e8f0;
  position: relative;
  overflow: hidden;
  border: 1px solid #e5e7eb;
  margin: 0 auto;
}

.builder .build-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.builder .build-thumb.loading::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid #94a3b8;
  border-top-color: transparent;
  animation: diagram-spin 0.9s linear infinite;
}

.builder .build-thumb.error {
  background: #fee2e2;
  border-color: #fca5a5;
}

.builder .build-diagram .diagram-connector {
  align-self: center;
}

.builder .build-diagram .diagram-title {
  font-weight: 700;
  color: #0f172a;
  font-size: 0.9rem;
}

.builder .build-diagram .diagram-meta {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.2;
}

.builder .build-diagram .diagram-node.active {
  border-color: rgba(31, 111, 235, 0.5);
  box-shadow: 0 0 0 2px rgba(31, 111, 235, 0.15);
}

.builder .build-diagram .diagram-node.error {
  border-color: #fca5a5;
  background: #fff1f2;
}

.builder .build-diagram .diagram-node.pending {
  border-style: dashed;
}

.builder .build-diagram .diagram-node.next-step {
  background: #eef2f7;
  border-style: dashed;
  text-align: center;
  align-content: center;
}

.builder .build-diagram button.diagram-node {
  border: 1px dashed #cbd5e1;
  background: #eef2f7;
  cursor: pointer;
}

.builder .build-diagram button.diagram-node.is-disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.builder .steps ul {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
}

.builder #steps-list {
  display: none;
}

.builder .steps li {
  padding: 6px 8px;
  border-radius: 8px;
  background: #f1f5f9;
  margin-bottom: 6px;
  color: #1f2937;
}

.builder .steps-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 10px;
}

.builder .steps-footer button {
  padding: 8px 14px;
  font-size: 12px;
  border-radius: 8px;
  background: #22c55e;
  color: #0b1220;
  box-shadow: none;
}

.builder .monitor-panel {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.builder .monitor-panel h3 {
  margin: 0 0 8px;
  font-size: 13px;
  color: #1f2937;
}

.builder .monitor-row button {
  padding: 8px 12px;
  font-size: 12px;
  border-radius: 8px;
  background: #111827;
  color: #f9fafb;
  box-shadow: none;
}

.builder .monitor-status {
  margin-top: 8px;
  font-size: 12px;
  color: #475569;
}

.builder .monitor-results {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  font-size: 12px;
  color: #1f2937;
}

.builder .monitor-results li {
  padding: 6px 8px;
  border-radius: 8px;
  background: #e2e8f0;
  margin-bottom: 6px;
}

.builder .form-queue {
  margin-top: 8px;
  font-size: 12px;
  color: #e2e8f0;
}

.builder .form-queue ul {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
}

.builder .form-queue li {
  padding: 6px 8px;
  border-radius: 8px;
  background: #1f2937;
  margin-bottom: 6px;
  color: #e2e8f0;
}

.builder .box.has-form::after {
  content: "OK";
  position: absolute;
  top: -8px;
  right: -8px;
  width: 22px;
  height: 18px;
  border-radius: 12px;
  background: #22c55e;
  color: #0b1220;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.3);
}

.builder .box.executed-click {
  outline: 2px solid rgba(56, 189, 248, 0.9);
  background: rgba(14, 165, 233, 0.25);
}

.builder .box.executed-hover {
  outline: 2px dashed rgba(34, 197, 94, 0.9);
  background: rgba(34, 197, 94, 0.2);
}

.builder .box.applied-hover {
  outline: 2px dashed rgba(16, 185, 129, 0.9);
  background: rgba(16, 185, 129, 0.2);
}

@media (max-width: 1024px) {
  .builder {
    gap: 16px;
  }

  .builder .panel {
    padding: 16px;
  }
}

@media (max-width: 1280px) {
  .builder .wizard-steps-bar {
    left: 300px;
    right: 0;
  }
}

@media (max-width: 900px) {
  .builder .wizard-steps-bar {
    left: 0;
    right: 0;
  }
}

@media (max-width: 720px) {
  .builder {
    gap: 14px;
  }

  .builder .panel {
    padding: 14px;
  }

  .builder button {
    width: 100%;
  }

  .builder .form-row,
  .builder .mode-row,
  .builder .device-row,
  .builder .endpoint-row {
    grid-template-columns: 1fr;
  }

  .builder .viewer {
    padding: 8px;
  }

  .builder .stage {
    min-width: 0;
  }

  .builder .steps-footer,
  .builder .monitor-row {
    justify-content: stretch;
  }

  .builder .steps-footer button,
  .builder .monitor-row button {
    width: 100%;
  }

  .builder .selector-panel {
    max-width: min(260px, 80vw);
  }

  .builder .funnel-header {
    grid-template-columns: 1fr;
  }

  .builder .funnel-side {
    width: 100%;
    justify-content: flex-start;
  }

  .builder .funnel-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .builder .test-summary {
    grid-template-columns: 1fr;
  }

  .builder .monitor-panel .funnel-preview {
    max-width: 100%;
  }

  .builder .wizard-steps-bar {
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
  }

  .builder .wizard-bar-actions {
    width: 100%;
  }
}