:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-strong: #f9fafb;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --success: #10b981;
  --error: #ef4444;
  --shadow: 0 18px 50px rgba(17, 24, 39, 0.08);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f172a;
  --surface: #111827;
  --surface-strong: #1f2937;
  --text: #f9fafb;
  --muted: #9ca3af;
  --border: #374151;
  --primary: #60a5fa;
  --primary-dark: #3b82f6;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 760;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: #ffffff;
}

.site-nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.language-switcher {
  position: relative;
  border: 0;
  background: transparent;
}

.language-switcher summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 720;
  list-style: none;
  cursor: pointer;
}

.language-switcher summary::-webkit-details-marker {
  display: none;
}

.language-switcher summary::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.72;
}

.language-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 40;
  display: grid;
  width: 250px;
  max-height: min(420px, calc(100vh - 96px));
  padding: 8px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.language-menu a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
}

.language-menu a:hover,
.language-menu a.is-active {
  background: var(--surface-strong);
  color: var(--primary);
}

.language-menu small {
  color: var(--muted);
  font-size: 12px;
}

.workspace-section {
  padding: 54px clamp(20px, 5vw, 72px) 72px;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.46fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto 34px;
}

.intent-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.38fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto 26px;
}

.smart-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.34fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto 28px;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 840px;
  margin: 0;
  font-size: clamp(40px, 6vw, 58px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 36px);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: 0;
}

.hero-text {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.primary-button,
.secondary-button,
.icon-button,
.text-button {
  min-height: 42px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.primary-button {
  padding: 0 18px;
  background: var(--primary);
  color: #ffffff;
  font-weight: 720;
}

.primary-button:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.secondary-button,
.icon-button {
  padding: 0 15px;
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}

.secondary-button:hover,
.icon-button:hover,
.text-button:hover {
  border-color: color-mix(in srgb, var(--primary) 46%, var(--border));
  color: var(--primary);
}

.icon-button.small {
  min-height: 34px;
  padding: 0 10px;
  font-size: 13px;
}

.text-button {
  min-height: 32px;
  padding: 0 10px;
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
  font-size: 13px;
}

.product-visual {
  margin: 0;
}

.product-visual img {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.product-visual.compact img {
  max-height: 240px;
  object-fit: cover;
  object-position: left center;
}

.intent-picker {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 1180px;
  margin: 0 auto 24px;
}

.intent-card {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-areas:
    "mark title"
    "mark desc";
  gap: 4px 12px;
  min-height: 112px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.intent-card:hover,
.intent-card.is-active {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary) 46%, var(--border));
  box-shadow: 0 12px 32px rgba(17, 24, 39, 0.07);
}

.intent-card.is-active {
  background: color-mix(in srgb, var(--primary) 8%, var(--surface));
}

.intent-mark {
  grid-area: mark;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--primary) 36%, var(--border));
  border-radius: var(--radius);
  color: var(--primary);
  font-size: 13px;
  font-weight: 780;
}

.intent-card strong {
  grid-area: title;
  align-self: end;
  font-size: 16px;
}

.intent-card span:last-child {
  grid-area: desc;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
}

.smart-entry {
  max-width: 1180px;
  margin: 0 auto 24px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.smart-input {
  min-height: 260px;
  font-size: 17px;
}

.smart-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}

.primary-button.compact,
.secondary-button.compact {
  min-height: 38px;
  padding: 8px 12px;
}

.image-input-panel {
  display: grid;
  gap: 12px;
  margin: 0 0 14px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-strong);
}

.image-input-heading,
.handwriting-header,
.ocr-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.image-input-heading p:not(.panel-kicker) {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.image-dropzone {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 64px;
  padding: 10px;
  border: 1px dashed color-mix(in srgb, var(--primary) 45%, var(--border));
  border-radius: var(--radius);
  background: var(--surface);
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease;
}

.image-dropzone:hover,
.image-dropzone:focus-visible,
.image-dropzone.is-dragging {
  border-color: var(--primary);
  background: color-mix(in srgb, var(--primary) 7%, var(--surface));
  outline: none;
}

.image-preview-wrap {
  flex: 0 0 72px;
  width: 72px;
  height: 48px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #fff;
}

.image-preview-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.image-drop-copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.image-drop-copy strong {
  font-size: 13px;
}

.image-drop-copy span {
  overflow: hidden;
  color: var(--muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ocr-controls {
  justify-content: flex-start;
  flex-wrap: wrap;
}

.ocr-controls label,
.handwriting-controls label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.ocr-controls select,
.handwriting-controls select,
.handwriting-controls input[type="color"] {
  min-height: 38px;
  padding: 7px 9px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

.ocr-progress {
  min-width: 180px;
  color: var(--muted);
  font-size: 12px;
}

.ocr-progress[data-state="working"] {
  color: var(--primary);
}

.ocr-progress[data-state="success"] {
  color: #16794c;
}

.ocr-progress[data-state="error"] {
  color: #b42318;
}

.recommendations-panel {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.recommendations-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.recommendations-header h2 {
  font-size: clamp(24px, 3vw, 32px);
}

.recommendations-header span {
  width: max-content;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

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

.recommendation-card {
  display: grid;
  gap: 6px;
  min-height: 104px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-strong);
  color: var(--text);
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.recommendation-card:hover,
.recommendation-card.is-active {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary) 46%, var(--border));
  box-shadow: 0 12px 32px rgba(17, 24, 39, 0.07);
}

.recommendation-card small {
  width: max-content;
  max-width: 100%;
  padding: 4px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 10%, var(--surface));
  color: var(--primary);
  font-weight: 760;
}

.recommendation-card strong {
  font-size: 17px;
}

.recommendation-card span {
  color: var(--muted);
  font-size: 14px;
}

.tool-shell {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  max-width: 1180px;
  min-height: 620px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.tool-shell.is-collapsed {
  display: none;
}

.editor-grid.output-only {
  grid-template-columns: 1fr;
}

.tool-sidebar {
  padding: 22px;
  border-right: 1px solid var(--border);
  background: var(--surface-strong);
}

.search-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.tool-search {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  outline: none;
}

.tool-search:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}

.tool-group {
  margin-top: 24px;
}

.tool-group h2 {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

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

.tool-list button {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  text-align: left;
}

.tool-list button:hover,
.tool-list button.is-active {
  border-color: var(--border);
  background: var(--surface);
  color: var(--primary);
}

.tool-list button.is-active {
  border-color: color-mix(in srgb, var(--primary) 46%, var(--border));
  background: color-mix(in srgb, var(--primary) 10%, var(--surface));
}

.tool-list button.is-active::before {
  content: "✓";
  display: inline-grid;
  width: 18px;
  height: 18px;
  margin-right: 8px;
  place-items: center;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.tool-panel {
  min-width: 0;
  padding: clamp(22px, 4vw, 34px);
}

.tool-panel-header,
.field-header,
.tool-footer,
.site-footer,
.faq-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.tool-panel-header {
  margin-bottom: 22px;
}

.workflow-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin: -6px 0 22px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-strong);
}

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

.workflow-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.workflow-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  padding: 7px 9px;
  border: 1px solid color-mix(in srgb, var(--primary) 36%, var(--border));
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-weight: 740;
}

.workflow-chip small {
  display: inline-grid;
  width: 18px;
  height: 18px;
  place-items: center;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
}

.workflow-chip button {
  display: grid;
  width: 20px;
  height: 20px;
  place-items: center;
  border: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 12%, var(--surface));
  color: var(--primary);
  font-size: 15px;
  line-height: 1;
}

.workflow-chip button:hover {
  background: var(--primary);
  color: #fff;
}

.workflow-hint {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.handwriting-panel {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.handwriting-header {
  align-items: flex-end;
  margin-bottom: 14px;
}

.handwriting-header h3 {
  margin-top: 3px;
  font-size: 20px;
}

.handwriting-workspace {
  display: grid;
  grid-template-columns: minmax(150px, 190px) minmax(0, 1fr);
  gap: 16px;
}

.handwriting-controls {
  display: grid;
  align-content: start;
  gap: 13px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-strong);
}

.handwriting-controls input[type="color"] {
  width: 100%;
  padding: 4px;
}

.handwriting-controls input[type="range"] {
  width: 100%;
  accent-color: var(--primary);
}

.handwriting-controls .check-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.paper-canvas-wrap {
  max-height: 720px;
  overflow: auto;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #d9dde3;
}

#handwritingCanvas {
  display: block;
  width: min(100%, 720px);
  height: auto;
  margin: 0 auto;
  background: #fffdf5;
  box-shadow: 0 16px 36px rgba(25, 31, 42, 0.18);
}

.tool-status {
  width: max-content;
  max-width: 220px;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

.editor-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
}

.editor-column {
  min-width: 0;
}

.field-header {
  min-height: 38px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 720;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

textarea,
.result-text,
.markdown-preview {
  width: 100%;
  min-height: 330px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  outline: none;
  resize: vertical;
}

.result-text,
.markdown-preview {
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.result-text {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 14px;
}

.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3 {
  margin: 0 0 12px;
  font-size: 24px;
}

.markdown-preview p {
  margin: 0 0 12px;
}

.tool-footer {
  align-items: flex-start;
  margin-top: 18px;
}

.counter-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.counter-strip span {
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
}

.changes-panel {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.changes-panel h3 {
  margin-bottom: 12px;
}

.change-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.change-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--muted);
  font-size: 13px;
}

.change-pill strong {
  color: var(--text);
}

.section-band {
  padding: 66px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--border);
}

.muted-band {
  background: var(--surface-strong);
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.section-heading {
  max-width: 620px;
  margin-bottom: 28px;
}

.section-heading p:not(.eyebrow) {
  margin: 12px 0 0;
  color: var(--muted);
}

.section-heading.compact {
  margin-bottom: 0;
}

.card-grid,
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.tool-card,
.article-card,
.simple-page-card {
  display: grid;
  gap: 10px;
  min-height: 150px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.tool-card:hover,
.article-card:hover,
.simple-page-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--primary) 40%, var(--border));
  box-shadow: var(--shadow);
}

.language-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.language-grid a {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-weight: 760;
}

.language-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 560;
}

.localized-preview {
  max-width: 520px;
  margin: 28px 0 0;
}

.localized-preview img {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.tool-card span,
.article-card span {
  color: var(--primary);
  font-size: 13px;
  font-weight: 760;
}

.tool-card p,
.article-card p {
  margin: 0;
  color: var(--muted);
}

.discovery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.discovery-panel {
  display: grid;
  gap: 10px;
  min-height: 178px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.discovery-panel > span {
  color: var(--primary);
  font-size: 13px;
  font-weight: 760;
}

.discovery-panel a,
.recent-tool-list a {
  display: flex;
  align-items: center;
  min-height: 38px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-strong);
  color: var(--text);
  font-weight: 720;
}

.discovery-panel a:hover,
.recent-tool-list a:hover {
  border-color: color-mix(in srgb, var(--primary) 42%, var(--border));
  color: var(--primary);
}

.recent-tool-list {
  display: grid;
  gap: 10px;
}

.faq-layout {
  align-items: flex-start;
}

.faq-list {
  display: grid;
  width: min(100%, 640px);
  gap: 10px;
}

details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

summary {
  padding: 16px 18px;
  font-weight: 760;
  cursor: pointer;
}

details p {
  margin: 0;
  padding: 0 18px 18px;
  color: var(--muted);
}

.site-footer {
  padding: 28px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--border);
}

.site-footer p {
  margin: 4px 0 0;
  color: var(--muted);
}

.simple-page {
  min-height: 100vh;
  background: var(--bg);
}

.simple-main {
  width: min(960px, calc(100% - 40px));
  margin: 0 auto;
  padding: 70px 0;
}

.simple-main.wide {
  width: min(1180px, calc(100% - 40px));
}

.simple-main h1 {
  max-width: 760px;
}

.simple-main > p {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--primary);
}

.simple-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.simple-section-title {
  margin-top: 42px;
  font-size: 24px;
}

.article-body {
  max-width: 760px;
  margin-top: 32px;
  color: var(--muted);
  font-size: 18px;
}

.answer-box {
  max-width: 760px;
  margin-top: 28px;
  padding: 20px;
  border: 1px solid color-mix(in srgb, var(--primary) 32%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--primary) 8%, var(--surface));
}

.answer-box p {
  margin: 0;
  color: var(--text);
  font-size: 19px;
}

.answer-box .eyebrow {
  margin-bottom: 8px;
  color: var(--primary);
  font-size: 13px;
}

.route-workspace {
  margin-top: 34px;
}

.route-workspace .tool-shell {
  margin: 0;
}

.inline-faq {
  display: grid;
  gap: 10px;
  max-width: 760px;
  margin-top: 34px;
}

.seo-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.42fr);
  gap: 28px;
  margin-top: 42px;
  padding-top: 34px;
  border-top: 1px solid var(--border);
}

.seo-content p {
  color: var(--muted);
}

.seo-content ul {
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.related-tools {
  display: grid;
  gap: 10px;
}

.related-tools a {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

.related-tools a:hover {
  border-color: color-mix(in srgb, var(--primary) 46%, var(--border));
  color: var(--primary);
}

.article-body h2 {
  margin: 34px 0 10px;
  color: var(--text);
  font-size: 28px;
}

.article-body ul {
  padding-left: 22px;
}

.case-reference {
  max-width: 920px;
  margin-top: 38px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.case-reference > p {
  max-width: 760px;
  color: var(--muted);
}

.case-reference h2 {
  margin-top: 6px;
  font-size: 28px;
}

.case-reference h3 {
  margin-top: 26px;
  font-size: 20px;
}

.reference-table-wrap {
  width: 100%;
  margin-top: 20px;
  overflow-x: auto;
}

.reference-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: var(--text);
  text-align: left;
}

.reference-table th,
.reference-table td {
  padding: 13px 14px;
  border: 1px solid var(--border);
  vertical-align: top;
}

.reference-table thead th {
  background: var(--surface-strong);
  font-size: 13px;
  text-transform: uppercase;
}

.reference-table tbody th {
  width: 180px;
  background: color-mix(in srgb, var(--primary) 6%, var(--surface));
}

.reference-table code {
  white-space: nowrap;
}

@media (max-width: 980px) {
  .hero-layout,
  .intent-hero,
  .smart-hero,
  .tool-shell,
  .editor-grid,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .tool-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .tool-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-grid,
  .article-grid,
  .language-grid,
  .discovery-grid,
  .simple-grid,
  .intent-picker,
  .recommendation-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .faq-layout {
    display: grid;
  }

  .seo-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  h1 {
    font-size: 40px;
  }

  .product-visual {
    display: none;
  }

  .tool-list,
  .card-grid,
  .article-grid,
  .language-grid,
  .discovery-grid,
  .simple-grid,
  .intent-picker,
  .recommendation-list {
    grid-template-columns: 1fr;
  }

  .smart-actions,
  .recommendations-header,
  .workflow-bar,
  .image-input-heading,
  .handwriting-header {
    align-items: stretch;
    flex-direction: column;
  }

  .handwriting-workspace {
    grid-template-columns: 1fr;
  }

  .handwriting-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ocr-controls {
    align-items: stretch;
  }

  .ocr-controls label,
  .ocr-controls button,
  .ocr-progress {
    width: 100%;
  }

  .tool-panel-header,
  .field-header,
  .tool-footer,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .tool-status {
    width: 100%;
    max-width: none;
  }

  textarea,
  .result-text,
  .markdown-preview {
    min-height: 260px;
  }

  .counter-strip {
    justify-content: flex-start;
  }
}