:root {
  --paper: #f5f4ed;
  --paper-card: #fcfbf7;
  --paper-soft: #ede8dc;
  --ink: #253d32;
  --ink-muted: #60675e;
  --line: #d4d8cb;
  --line-dark: #b8bdac;
  --terracotta: #b56842;
  --terracotta-dark: #964e2b;
  --terracotta-light: #f7ede8;
  --serif: Georgia, Cambria, 'Times New Roman', serif;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 25px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p {
  margin-top: 0;
}

h1, h2 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(38px, 4.8vw, 68px);
}

h2 {
  font-size: clamp(28px, 3.2vw, 42px);
}

h3 {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 400;
}

em {
  font-style: italic;
  color: var(--terracotta);
}

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

button, input, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

[hidden] {
  display: none !important;
}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid var(--terracotta);
  outline-offset: 3px;
}

::selection {
  background: #ecd5c7;
  color: var(--ink);
}

.wrap {
  width: min(1180px, calc(100% - 64px));
  margin-inline: auto;
}

.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 14px;
}

.skip {
  position: absolute;
  left: 20px;
  top: -60px;
  background: var(--ink);
  color: white;
  padding: 8px 16px;
  z-index: 50;
  font-size: 13px;
  transition: top 0.2s;
}

.skip:focus {
  top: 10px;
}

/* Header */
.header {
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand svg {
  width: 38px;
  height: 38px;
}

.brand > span {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.5px;
  font-weight: 600;
}

.brand small {
  display: block;
  font-family: var(--sans);
  font-size: 9px;
  letter-spacing: 4px;
  color: var(--terracotta);
  margin-top: 4px;
  font-weight: 700;
}

.header nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
  font-weight: 500;
}

.header nav a {
  padding-block: 6px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s, color 0.15s;
}

.header nav a:hover, .header nav a[aria-current="true"] {
  border-color: var(--terracotta);
  color: var(--terracotta-dark);
}

.nav-cta {
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--line-dark);
  background: var(--paper-card);
  border-radius: 3px;
  transition: all 0.15s;
}

.nav-cta:hover {
  background: var(--terracotta);
  color: white;
  border-color: var(--terracotta);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: 60px;
  padding-block: 64px 56px;
}

.hero .eyebrow {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero .eyebrow > span {
  color: var(--terracotta);
  font-size: 18px;
}

.hero h1 {
  margin-bottom: 22px;
}

.hero-description {
  max-width: 480px;
  color: var(--ink-muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--ink);
  color: #fff9f2;
  border: 1px solid var(--ink);
  border-radius: 3px;
  min-height: 48px;
  padding: 12px 24px;
  font-size: 13px;
  font-weight: 600;
  transition: background 0.15s, transform 0.15s;
}

.button:hover {
  background: #365647;
  transform: translateY(-1px);
}

.button.secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-dark);
}

.button.secondary:hover {
  background: var(--paper-soft);
}

.text-link {
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 2px;
}

.text-link:hover {
  color: var(--terracotta);
  border-color: var(--terracotta);
}

.hero-footnote {
  margin-top: 36px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--ink-muted);
}

.hero-art {
  position: relative;
}

.hero-art > img, .hero-art > svg {
  width: 100%;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: var(--paper-card);
}

.hero-stamp {
  position: absolute;
  right: -15px;
  bottom: 25px;
  background: #fdf5ea;
  border: 1px solid #d8bda5;
  padding: 14px 20px;
  transform: rotate(3deg);
  font-family: var(--serif);
  font-size: 18px;
  box-shadow: 0 6px 16px rgba(37, 61, 50, 0.08);
}

/* Features Band */
.features {
  border-block: 1px solid var(--line);
  background: var(--paper-card);
}

.features > .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  min-height: 56px;
  padding-block: 10px;
  font-size: 12px;
  color: var(--ink-muted);
}

.features span:first-child {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--ink);
}

/* Sections */
.section {
  padding-block: 68px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: 36px;
}

.section-head h2 {
  margin-bottom: 6px;
}

.section-head > p {
  color: var(--ink-muted);
  font-size: 14px;
  max-width: 520px;
  margin-bottom: 0;
}

/* Tool Grid */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.tool-card {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper-card);
  overflow: hidden;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
}

.tool-card:hover {
  border-color: var(--terracotta);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 61, 50, 0.06);
}

.tool-art {
  position: relative;
  border-bottom: 1px solid var(--line);
  background: #ede8dc;
}

.tool-art img, .tool-art svg {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.tool-art > span {
  position: absolute;
  left: 14px;
  bottom: 12px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  background: var(--paper);
  padding: 3px 8px;
  border-radius: 2px;
  border: 1px solid var(--line);
  color: var(--ink);
}

.tool-card-copy {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.tool-card-copy h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.tool-card-copy > p {
  color: var(--ink-muted);
  font-size: 13.5px;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.card-link {
  font-size: 12px;
  font-weight: 700;
  color: var(--terracotta);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  margin-top: auto;
}

/* Interactive Calculator Layout */
.calculator {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper-card);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(37, 61, 50, 0.04);
  margin-bottom: 48px;
}

.form-side {
  padding: 36px 32px;
}

.result-side {
  border-left: 1px solid var(--line);
  background: #faf8f2;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
}

.widget-eyebrow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  background: var(--paper-soft);
  color: var(--ink);
  padding: 4px 8px;
  border-radius: 2px;
  border: 1px solid var(--line);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 20px;
}

.form-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.form-grid.full {
  grid-template-columns: 1fr;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
}

.field input, .field select {
  background: #ffffff;
  border: 1px solid var(--line-dark);
  border-radius: 3px;
  padding: 10px 12px;
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input:focus, .field select:focus {
  border-color: var(--terracotta);
  box-shadow: 0 0 0 2px rgba(181, 104, 66, 0.15);
}

.field-help {
  font-size: 11px;
  color: var(--ink-muted);
}

.result-banner {
  border-bottom: 1px solid var(--line);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.main-result {
  font-family: var(--serif);
  font-size: 54px;
  line-height: 1;
  color: var(--ink);
  margin-bottom: 8px;
}

.main-result span {
  font-size: 20px;
  font-family: var(--sans);
  font-weight: 600;
  color: var(--terracotta);
  margin-left: 6px;
}

.result-detail {
  font-size: 13px;
  color: var(--ink-muted);
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-bottom: 24px;
}

.result-table th, .result-table td {
  padding: 9px 4px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.result-table td:last-child, .result-table th:last-child {
  text-align: right;
  font-family: var(--mono);
}

.result-table th {
  font-size: 11px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.rounding-note {
  font-size: 11px;
  color: var(--ink-muted);
  font-style: italic;
  margin-top: auto;
  margin-bottom: 16px;
}

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

/* Dynamic Visual Cutlist */
.board-visual-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}

.board-visual-card {
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #ffffff;
  padding: 12px 14px;
}

.board-visual-head {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 8px;
}

.board-bar {
  display: flex;
  height: 38px;
  background: #f0ece1;
  border: 1px solid var(--ink);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.bar-segment {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  text-align: center;
  white-space: nowrap;
  position: relative;
}

.bar-segment.cut {
  background: #d4e0d3;
  color: #253d32;
  border-right: 2px dashed #b56842;
}

.bar-segment.waste {
  background: #f4e8dc;
  color: #8c4f2a;
}

/* Interactive Cut Rows */
.cuts-builder {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cut-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 34px;
  gap: 10px;
  align-items: center;
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 3px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-muted);
}

.btn-icon:hover {
  background: #fce8e6;
  color: #c93b2b;
  border-color: #c93b2b;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px dashed var(--line-dark);
  padding: 8px 16px;
  border-radius: 3px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
}

.btn-outline:hover {
  border-color: var(--terracotta);
  color: var(--terracotta);
}

/* Breadcrumbs & Headings */
.crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--ink-muted);
  padding-top: 28px;
}

.crumb a:hover {
  color: var(--terracotta);
  text-decoration: underline;
}

.page-heading {
  padding-block: 40px 32px;
  max-width: 780px;
}

.page-heading h1 {
  margin-bottom: 12px;
}

.page-heading > p:not(.eyebrow) {
  font-size: 17px;
  color: var(--ink-muted);
  line-height: 1.7;
}

/* Article / Notes Layout */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  padding-bottom: 64px;
}

.prose {
  font-size: 16px;
  line-height: 1.85;
}

.prose h2 {
  font-size: 26px;
  margin-top: 40px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}

.prose p {
  margin-bottom: 20px;
  color: #2b3a32;
}

.prose ul, .prose ol {
  margin-bottom: 24px;
}

.prose li {
  margin-bottom: 8px;
}

.note-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.note-card {
  display: grid;
  grid-template-columns: 44px 1fr 24px;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: 4px;
  transition: transform 0.15s, border-color 0.15s;
}

.note-card:hover {
  border-color: var(--terracotta);
  transform: translateX(4px);
}

.note-index {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--terracotta);
}

.note-card h3 {
  font-size: 22px;
  margin-bottom: 6px;
}

.note-card p:not(.eyebrow) {
  font-size: 13.5px;
  color: var(--ink-muted);
  margin-bottom: 0;
}

/* Footer */
.footer {
  border-top: 1px solid var(--line);
  background: #ede8dc;
  margin-top: 60px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-block: 48px 36px;
}

.footer-top strong {
  display: block;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 16px;
}

.footer-top a {
  display: block;
  font-size: 13px;
  color: var(--ink-muted);
  margin-bottom: 10px;
  transition: color 0.15s;
}

.footer-top a:hover {
  color: var(--terracotta);
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-block: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--ink-muted);
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-block: 40px 32px;
  }
  .tool-grid {
    grid-template-columns: 1fr;
  }
  .calculator {
    grid-template-columns: 1fr;
  }
  .result-side {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .article-layout {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .wrap {
    width: calc(100% - 32px);
  }
  .header {
    height: auto;
    padding-block: 16px;
    flex-wrap: wrap;
    gap: 16px;
  }
  .header nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 12px;
    font-size: 12px;
  }
  .features > .wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .form-grid, .form-grid.three {
    grid-template-columns: 1fr;
  }
  .cut-row {
    grid-template-columns: 1fr 1fr 34px;
  }
  .cut-row input:first-child {
    grid-column: 1 / -1;
  }
  .note-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .note-index {
    display: none;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
}

/* Workshop Print Styles */
@media print {
  body {
    background: white !important;
    color: black !important;
    font-size: 12px;
  }
  .header, .footer, .skip, .actions, .nav-cta, .features, .hero-actions, .btn-icon, .btn-outline {
    display: none !important;
  }
  .wrap {
    width: 100% !important;
  }
  .calculator {
    border: 1px solid #333 !important;
    box-shadow: none !important;
  }
  .result-side {
    background: #f7f7f7 !important;
    border-left: 1px solid #333 !important;
  }
  .board-bar {
    border: 1px solid #000 !important;
  }
}