:root {
  color-scheme: light;
  --bg: #f7f8f2;
  --bg-soft: #fbfcf7;
  --bg-surface: #eef0e6;
  --panel: #ffffff;
  --panel-soft: #f5f7ec;
  --panel-soft-2: #e9efb6;
  --line: rgba(15, 23, 42, 0.08);
  --line-strong: rgba(15, 23, 42, 0.16);
  --text: #161b22;
  --text-soft: #4b5563;
  --text-muted: #6b7280;
  --accent: #e3ef1f;
  --accent-hover: #cbd91b;
  --accent-soft: rgba(227, 239, 31, 0.18);
  --purchase-link: #8a6a00;
  --purchase-link-hover: #6f5500;
  --ok: #5dae7e;
  --ok-soft: rgba(93, 174, 126, 0.12);
  --warn: #e8a832;
  --warn-soft: rgba(232, 168, 50, 0.14);
  --shadow: 0 10px 26px rgba(15, 23, 42, 0.05), 0 1px 4px rgba(15, 23, 42, 0.04);
  --radius: 8px;
  --radius-sm: 6px;
  --content: 1560px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  color: var(--text);
  font-family: "SF Pro Text", "Helvetica Neue", "Avenir Next", Arial, sans-serif;
  font-weight: 400;
  -webkit-tap-highlight-color: rgba(26, 26, 26, 0.08);
  touch-action: manipulation;
}

a,
button {
  color: inherit;
  font: inherit;
}

button {
  cursor: pointer;
}

img {
  max-width: 100%;
}

.app-shell {
  max-width: var(--content);
  margin: 0 auto;
  padding: calc(18px + env(safe-area-inset-top)) calc(18px + env(safe-area-inset-right)) calc(28px + env(safe-area-inset-bottom)) calc(18px + env(safe-area-inset-left));
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 100;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line-strong);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 12px 0 16px;
  margin-bottom: 18px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.top-link,
.toggle-button,
.launcher-card,
.brand-lockup {
  text-decoration: none;
}

.topbar-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.language-toggle {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  width: 148px;
  height: 48px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #e9ebf1;
}

.language-toggle-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  height: 40px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1;
  font-weight: 400;
}

.language-toggle-button:hover {
  color: var(--text);
}

.language-toggle-button.is-active {
  background: #171717;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.18);
}

.language-toggle-button:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-icon {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border-radius: 999px;
}

.brand-wordmark {
  height: 22px;
  width: auto;
  max-width: min(42vw, 230px);
  object-fit: contain;
}

.top-link,
.toggle-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-soft);
  font-size: 0.85rem;
  font-weight: 400;
}

.top-link:hover,
.toggle-button:hover {
  border-color: var(--text);
  color: var(--text);
  background: rgba(243, 244, 246, 0.85);
}

.toggle-button.is-active {
  border-color: var(--line-strong);
  background: rgba(243, 244, 246, 0.85);
  color: var(--text);
}

.topbar-center {
  min-width: 0;
  display: grid;
  gap: 8px;
}

.guide-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
}

.guide-kind {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0;
  color: var(--text-muted);
}

.guide-title {
  font-size: 1.02rem;
  font-weight: 400;
  letter-spacing: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-progress {
  display: grid;
  grid-template-columns: auto minmax(120px, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.top-progress span {
  font-size: 0.84rem;
  color: var(--text-muted);
}

.progress-line {
  height: 6px;
  border-radius: 999px;
  background: #e5e7eb;
  overflow: hidden;
}

.progress-line > span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--panel-soft), var(--accent));
  transition: width 180ms ease;
}

.guide-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: start;
  min-width: 0;
  transition: grid-template-columns 180ms ease;
}

.nav-collapsed .guide-grid {
  grid-template-columns: minmax(0, 1fr);
}

.rail {
  position: sticky;
  top: 90px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow: auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-collapsed .rail {
  display: none;
}

.rail-head {
  margin-bottom: 14px;
}

.rail-label {
  margin: 0 0 4px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0;
  color: var(--text-muted);
}

.rail-copy,
.rail-group-title,
.rail-link-meta,
.slide-subtitle,
.body-copy,
.note p,
.completion-list,
.action-note,
.step-figure-caption {
  color: var(--text-soft);
}

.rail-copy {
  margin: 0;
  line-height: 1.5;
}

.rail-groups {
  display: grid;
  gap: 16px;
}

.rail-group {
  display: grid;
  gap: 10px;
}

.rail-group-title {
  margin: 0;
  font-size: 0.84rem;
  font-weight: 400;
}

.rail-links {
  display: grid;
  gap: 6px;
}

.rail-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  align-items: center;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  text-align: left;
}

.rail-link:hover {
  background: rgba(255, 255, 255, 0.92);
  border-color: var(--line);
}

.rail-link.is-current {
  background: #ffffff;
  border-color: var(--line-strong);
  box-shadow: inset 0 0 0 1px rgba(235, 242, 19, 0.28);
}

.rail-link.is-complete .rail-mark {
  background: var(--ok);
}

.rail-link.is-locked {
  opacity: 0.45;
  cursor: not-allowed;
}

.rail-link-title {
  grid-column: 1 / 2;
  font-size: 0.95rem;
  line-height: 1.35;
}

.rail-link-meta {
  grid-column: 1 / 2;
  font-size: 0.78rem;
}

.rail-mark {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #d1d5db;
}

.viewer {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.slide-shell {
  padding: clamp(22px, 2.4vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  min-width: 0;
}

.slide-shell.has-full-page-embed {
  padding: clamp(18px, 2.5vw, 30px);
}

.slide-head {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
  min-width: 0;
}

.slide-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--text-soft);
}

.meta-step {
  font-weight: 500;
  color: var(--text);
}

.meta-hidden {
  display: none;
}

.slide-head h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.02;
  letter-spacing: 0;
  font-weight: 400;
  max-width: 100%;
  min-width: 0;
}

.slide-subtitle {
  margin: 0;
  max-width: 64ch;
  min-width: 0;
  line-height: 1.5;
}

.content-panel {
  display: grid;
  align-content: start;
  gap: 16px;
  max-width: 1120px;
  min-width: 0;
}

.content-panel.is-full-page-embed {
  width: 100%;
  max-width: none;
  gap: 0;
}

.body-copy {
  margin: 0;
  line-height: 1.72;
  font-size: 1rem;
}

.interactive-tool {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.interactive-tool-head {
  display: grid;
  gap: 6px;
}

.interactive-tool-head h3,
.interactive-detail-card h4,
.interactive-status h4 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0;
  font-weight: 500;
}

.interactive-tool-head p,
.interactive-detail-card p,
.interactive-status p {
  margin: 0;
  line-height: 1.6;
  color: var(--text-soft);
}

.interactive-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.interactive-field-grid.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.interactive-field {
  display: grid;
  gap: 6px;
}

.interactive-field-label,
.interactive-block-label,
.interactive-metric-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  letter-spacing: 0;
}

.interactive-field-input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
}

.interactive-field-input:focus {
  border-color: var(--text);
  outline: none;
}

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

.connect-toggle-field,
.connect-choice-fieldset {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.connect-toggle-field {
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 12px;
}

.connect-toggle-field input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.connect-toggle-visual {
  position: relative;
  width: 58px;
  height: 32px;
  border-radius: 999px;
  background: #d1d5db;
  transition: background 160ms ease;
}

.connect-toggle-visual::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 1px 5px rgba(15, 23, 42, 0.22);
  transition: transform 160ms ease;
}

.connect-toggle-field input:checked + .connect-toggle-visual {
  background: var(--accent);
}

.connect-toggle-field input:checked + .connect-toggle-visual::after {
  transform: translateX(26px);
}

.connect-toggle-field:focus-within,
.connect-choice:focus-within {
  border-color: var(--text);
  box-shadow: 0 0 0 3px rgba(22, 27, 34, 0.08);
}

.connect-toggle-copy {
  font-weight: 500;
}

.connect-toggle-hint {
  grid-column: 1 / -1;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-muted);
}

.connect-choice-fieldset {
  grid-column: 1 / -1;
  margin: 0;
}

.connect-choice-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.connect-choice {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  line-height: 1.35;
}

.connect-choice input {
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--accent);
}

.interactive-field-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.interactive-results {
  display: grid;
  gap: 12px;
}

.interactive-status,
.interactive-block,
.interactive-note-list {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.interactive-status.is-success {
  background: var(--ok-soft);
  border-color: rgba(93, 174, 126, 0.2);
}

.interactive-status.is-warning {
  background: var(--warn-soft);
  border-color: rgba(232, 168, 50, 0.26);
}

.interactive-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.interactive-metric-card,
.interactive-detail-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.interactive-metric-card {
  display: grid;
  gap: 4px;
}

.interactive-metric-value {
  font-size: 1rem;
  letter-spacing: 0;
}

.interactive-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.interactive-note-list,
.interactive-action-list {
  margin: 0;
  line-height: 1.6;
  color: var(--text-soft);
}

.interactive-note-list {
  padding-left: 34px;
}

.interactive-action-list {
  padding-left: 18px;
  margin-top: 10px;
}

.interactive-action-list li + li,
.interactive-note-list li + li {
  margin-top: 8px;
}

.instruction-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.instruction-section-stack {
  display: grid;
  gap: 18px;
}

.instruction-section {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.instruction-section-title {
  margin: 0 0 4px;
  font-size: 1rem;
  letter-spacing: 0;
  font-weight: 500;
}

.instruction-section .instruction-list {
  margin-top: 0;
}

.instruction-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  min-width: 0;
}

.instruction-copy {
  min-width: 0;
}

.instruction-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  min-width: 40px;
  height: 40px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}

.instruction-copy h3 {
  margin: 0 0 6px;
  font-size: 1.04rem;
  letter-spacing: 0;
  font-weight: 500;
}

.instruction-copy p {
  margin: 0;
  line-height: 1.55;
  color: var(--text-soft);
}

.instruction-points,
.note-points {
  display: grid;
  gap: 6px;
  margin: 0;
  padding-left: 18px;
  color: var(--text-soft);
  line-height: 1.5;
}

.step-media-grid {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  min-width: 0;
}

.step-media-grid.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.step-figure {
  position: relative;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-surface);
  min-width: 0;
  overflow: hidden;
}

.step-figure-image {
  display: block;
  width: 100%;
  max-height: 430px;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
  border-radius: var(--radius);
  background: var(--bg-surface);
}

.step-figure-caption {
  position: absolute;
  top: 8px;
  left: 8px;
  margin: 0;
  padding: 4px 7px;
  border-radius: 4px;
  background: rgba(22, 27, 34, 0.86);
  color: #fff;
  font-size: 0.72rem;
  line-height: 1;
  font-weight: 600;
}

.step-link-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.step-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid rgba(26, 26, 26, 0.08);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--purchase-link);
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 1.35;
  text-align: left;
  font-weight: 400;
  box-shadow: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.step-link.external-link {
  white-space: normal;
  overflow-wrap: anywhere;
}

.step-link .external-link-icon {
  margin-left: auto;
}

.step-link:hover {
  border-color: rgba(138, 106, 0, 0.4);
  background: var(--panel-soft);
  color: var(--purchase-link-hover);
  box-shadow: none;
  transform: none;
}

.step-buy-button-row {
  margin-top: 14px;
}

.step-buy-button-mount {
  min-height: 44px;
}

.step-buy-button-mount stripe-buy-button {
  display: block;
  width: min(100%, 360px);
  min-height: 44px;
}

.step-buy-button-loading {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.5;
}

.step-action-row,
.step-pricing-table-row {
  margin-top: 14px;
}

.content-panel.is-full-page-embed .step-pricing-table-row {
  width: min(100%, 1320px);
  margin: 0 auto;
  padding: clamp(10px, 1.8vw, 18px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
}

.step-action-button {
  min-height: 44px;
  padding-inline: 16px;
}

.step-pricing-table-mount {
  min-height: 72px;
}

.content-panel.is-full-page-embed .step-pricing-table-mount {
  min-height: 520px;
}

.step-pricing-table-mount stripe-pricing-table {
  display: block;
  width: 100%;
}

.support-form-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.support-form {
  display: grid;
  gap: 18px;
}

.support-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.support-form-field,
.support-form-fieldset {
  display: grid;
  gap: 8px;
}

.support-form-field-full {
  width: 100%;
}

.support-form-label,
.support-form-legend {
  margin: 0;
  font-size: 0.84rem;
  color: var(--text-muted);
  letter-spacing: 0;
}

.support-form-fieldset {
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.support-form-input,
.support-form-textarea,
.support-form-file-input {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
}

.support-form-input {
  min-height: 50px;
  padding: 0 14px;
}

.support-form-textarea {
  min-height: 180px;
  padding: 14px;
  resize: vertical;
  line-height: 1.6;
}

.support-form-file-input {
  min-height: 50px;
  padding: 12px 14px;
}

.support-form-input:focus,
.support-form-textarea:focus,
.support-form-file-input:focus {
  outline: none;
  border-color: var(--text);
}

.support-form-field.is-invalid .support-form-input,
.support-form-field.is-invalid .support-form-textarea,
.support-form-field.is-invalid .support-form-file-input,
.support-form-fieldset.is-invalid {
  border-color: rgba(232, 168, 50, 0.65);
  box-shadow: 0 0 0 3px rgba(232, 168, 50, 0.12);
}

.support-form-choice:focus-within {
  border-color: var(--text);
  box-shadow: 0 0 0 3px rgba(22, 27, 34, 0.08);
}

.support-form-field-error {
  margin: 6px 0 0;
  font-size: 0.84rem;
  line-height: 1.45;
  color: #8a4b00;
}

.support-form-help {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--text-soft);
}

.support-form-choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.support-form-choice {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  line-height: 1.45;
}

.support-form-choice input {
  margin-top: 2px;
}

.support-form-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.support-form-preview {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.support-form-preview img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--bg-surface);
}

.support-form-preview-copy {
  display: grid;
  gap: 4px;
  padding: 12px;
  line-height: 1.45;
}

.support-form-preview-meta {
  font-size: 0.82rem;
  color: var(--text-soft);
}

.support-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.support-form-status {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.support-form-status h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0;
}

.support-form-status p {
  margin: 0;
  line-height: 1.6;
  color: var(--text-soft);
}

.support-form-status.is-warning {
  background: var(--warn-soft);
  border-color: rgba(232, 168, 50, 0.26);
}

.support-form-status.is-success {
  background: var(--ok-soft);
  border-color: rgba(93, 174, 126, 0.2);
}

.support-form-status-list,
.support-form-summary {
  margin: 0;
  padding-left: 18px;
  line-height: 1.6;
  color: var(--text-soft);
}

.support-form-summary {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 8px;
}

.support-form-summary-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.support-form-summary-label {
  font-weight: 500;
  color: var(--text);
}

.support-form-summary-value {
  color: var(--text-soft);
}

.note,
.completion-block {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-surface);
}

.note.warning {
  background: var(--warn-soft);
  border-color: rgba(232, 168, 50, 0.26);
}

.note.success,
.completion-block {
  background: var(--ok-soft);
  border-color: rgba(93, 174, 126, 0.2);
}

.note strong,
.completion-title {
  display: block;
  margin-bottom: 6px;
}

.note p {
  margin: 0;
  line-height: 1.5;
}

.completion-title {
  margin: 0 0 10px;
  color: var(--text);
  font-weight: 500;
}

.completion-list {
  margin: 0;
  padding-left: 18px;
  line-height: 1.5;
}

.completion-list li + li {
  margin-top: 8px;
}

.onboarding-flow-bar {
  display: grid;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
}

.onboarding-flow-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
}

.onboarding-flow-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.onboarding-flow-label,
.onboarding-flow-help-title {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.76rem;
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: 0;
}

.onboarding-flow-title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
  font-weight: 500;
}

.onboarding-flow-meta {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.82rem;
  line-height: 1.45;
}

.onboarding-flow-actions {
  display: inline-flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.onboarding-flow-action {
  min-height: 40px;
  padding: 0 13px;
  font-size: 0.86rem;
}

.onboarding-flow-progress {
  height: 7px;
  border-radius: 999px;
  background: #e5e7eb;
  overflow: hidden;
}

.onboarding-flow-progress > span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--panel-soft), var(--accent));
  transition: width 180ms ease;
}

.onboarding-flow-help {
  display: grid;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.onboarding-flow-help-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.onboarding-flow-help-link {
  min-height: 40px;
  padding: 0 13px;
  font-size: 0.86rem;
}

.action-bar {
  position: static;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: none;
}

.action-note {
  margin: 0;
  max-width: 60ch;
  line-height: 1.5;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 500;
}

.external-link {
  white-space: nowrap;
}

.external-link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 0.95rem;
  height: 0.95rem;
  border: 1px solid currentColor;
  border-radius: 0.18rem;
  font-size: 0.62rem;
  line-height: 1;
  flex: 0 0 auto;
}

.button[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

.button-primary {
  background: var(--accent);
  color: var(--text);
  border-color: rgba(26, 26, 26, 0.14);
}

.button-primary:hover {
  background: #f3f75d;
}

.button-secondary {
  background: #fff;
  color: var(--text);
  border-color: var(--line-strong);
}

.button-secondary:hover {
  border-color: var(--text);
}

@media (max-width: 1100px) {
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .rail {
    position: static;
    max-height: none;
  }
}

@media (max-width: 760px) {
  .app-shell {
    padding: 12px;
  }

  .topbar {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px 0;
  }

  .topbar-actions {
    justify-content: space-between;
  }

  .topbar-center,
  .top-progress {
    grid-template-columns: 1fr;
  }

  .slide-shell {
    padding: 20px;
  }

  .slide-head h1 {
    font-size: 1.9rem;
  }

  .instruction-item {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 12px;
  }

  .instruction-number {
    min-width: 40px;
    height: 40px;
  }

  .step-media-grid.cols-2 {
    grid-template-columns: 1fr;
  }

  .interactive-field-grid,
  .interactive-field-grid.cols-3,
  .connect-tool-grid,
  .connect-choice-grid,
  .interactive-detail-grid,
  .support-form-grid {
    grid-template-columns: 1fr;
  }

  .action-bar {
    position: static;
    flex-direction: column;
    align-items: stretch;
  }

  .action-controls {
    justify-content: stretch;
  }

  .button {
    width: 100%;
  }

  .onboarding-flow-main,
  .onboarding-flow-actions,
  .onboarding-flow-help-links {
    grid-template-columns: 1fr;
  }

  .onboarding-flow-main {
    display: grid;
  }

  .onboarding-flow-actions,
  .onboarding-flow-help-links {
    display: grid;
  }

  .support-form-actions {
    display: grid;
  }

  .rail {
    display: none;
  }
}


.launcher-row-summary:focus-visible,
.launcher-path-card:focus-visible,
.launcher-option-summary:focus-visible,
.launcher-row-action:focus-visible,
.launcher-top-button:focus-visible,
.launcher-top-dropdown > summary:focus-visible,
.launcher-top-menu-link:focus-visible,
.launcher-search-input:focus-visible,
.launcher-search-result:focus-visible,
.onboarding-button:focus-visible,
.onboarding-link:focus-visible,
.onboarding-step-choice:focus-visible,
.top-link:focus-visible,
.toggle-button:focus-visible,
.button:focus-visible,
.step-link:focus-visible,
.rail-link:focus-visible,
.interactive-field-input:focus-visible,
.support-form-input:focus-visible,
.support-form-textarea:focus-visible,
.support-form-file-input:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

.launcher-row-summary,
.launcher-path-card,
.launcher-row-action,
.top-link,
.toggle-button,
.button,
.step-link,
.rail-link {
  touch-action: manipulation;
}

.guide-title,
.slide-head h1,
.launcher-row-title,
.instruction-copy h3,
.step-figure-caption,
.body-copy,
.slide-subtitle,
.onboarding-flow-title,
.onboarding-flow-meta,
.interactive-status p,
.interactive-detail-card p,
.interactive-tool-head p,
.rail-copy,
.rail-link-title,
.rail-link-meta,
.action-note {
  overflow-wrap: anywhere;
}

.slide-head h1,
.launcher-head h1 {
  text-wrap: balance;
}

#viewer,
#launcherSections {
  scroll-margin-top: 100px;
}

@media (max-width: 1100px) {
  .topbar {
    position: static;
  }
}

@media (max-width: 760px) {
  .brand-wordmark {
    max-width: 180px;
  }

  .topbar-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .top-link,
  .toggle-button {
    min-width: 0;
    width: 100%;
    padding: 0 10px;
    font-size: 0.8rem;
  }

  .language-toggle {
    width: 100%;
  }

  .content-panel {
    gap: 14px;
  }

  .content-panel.is-full-page-embed .step-pricing-table-row {
    width: 100%;
    padding: 8px;
    border-radius: var(--radius);
  }

  .content-panel.is-full-page-embed .step-pricing-table-mount {
    min-height: 420px;
  }

  .instruction-item {
    grid-template-columns: 1fr;
  }

  .instruction-number {
    width: 40px;
  }

  .step-figure {
    padding: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 420px) {
  .topbar-actions {
    grid-template-columns: 1fr;
  }
}