@charset "UTF-8";
:root {
  --paper: #f8f7f2;
  --white: #fff;
  --ink: #234237;
  --text: #424b44;
  --muted: #677061;
  --accent: #c44a2a;
  --line: #dedfd5;
  --soft: #eeeee6;
  --font: "DM Sans", sans-serif;
  --display: "Manrope", sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font: 15px/1.65 var(--font);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
select,
textarea,
summary {
  -webkit-tap-highlight-color: transparent;
}
button,
summary {
  cursor: pointer;
}
button {
  color: inherit;
}
a,
button {
  transition:
    background 0.18s,
    color 0.18s,
    transform 0.18s;
}
svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}
h1,
h2,
h3,
p,
figure {
  margin: 0;
}
h1,
h2,
h3 {
  font-family: var(--display);
  color: var(--ink);
  line-height: 1.2;
}
h1,
h2 {
  letter-spacing: -0.045em;
}
h3 {
  letter-spacing: -0.025em;
}
button {
  border: 0;
  background: none;
}
img {
  max-width: 100%;
  height: auto;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}
[hidden] {
  display: none !important;
}
.skip-link {
  position: fixed;
  z-index: 100;
  top: -70px;
  left: 20px;
  padding: 12px 20px;
  background: var(--ink);
  color: white;
}
.skip-link:focus {
  top: 10px;
}
.site-header {
  max-width: 1376px;
  margin: 0 auto;
  height: 94px;
  display: flex;
  align-items: center;
  gap: 35px;
  border-bottom: 1px solid var(--line);
  padding: 0 44px;
  position: relative;
  z-index: 30;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  white-space: nowrap;
  font: 800 25px/1 var(--display);
  letter-spacing: -1.3px;
}
.brand img {
  border-radius: 8px;
}
.brand-light {
  font-weight: 500;
}
.brand i {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-left: 3px;
  background: var(--accent);
  border-radius: 50%;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 27px;
  margin-left: auto;
  font-size: 13px;
  font-weight: 550;
}
.main-nav a:hover,
.main-nav a[aria-current] {
  color: var(--accent);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}
.language-switch {
  position: relative;
  font-weight: 600;
  font-size: 12px;
}
.language-switch summary {
  display: flex;
  align-items: center;
  gap: 7px;
  list-style: none;
}
.language-switch summary::-webkit-details-marker {
  display: none;
}
.language-switch summary > span:first-child {
  font-size: 20px;
}
.language-menu {
  position: absolute;
  top: 36px;
  right: -12px;
  background: white;
  padding: 8px;
  width: 150px;
  box-shadow: 0 12px 40px #23423720;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.language-menu a {
  display: block;
  padding: 8px 10px;
  border-radius: 4px;
}
.language-menu a:hover,
.language-menu a[aria-current] {
  background: var(--soft);
  color: var(--accent);
}
.workspace-link {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #aeb8aa;
  border-radius: 5px;
  padding: 10px 13px;
  font-size: 12px;
  font-weight: 600;
}
.workspace-link:hover {
  background: var(--ink);
  color: white;
}
.mobile-toggle {
  display: none;
  font-size: 24px;
  padding: 0;
}
.hero {
  max-width: 1288px;
  margin: 0 auto;
  padding: 70px 44px 46px;
  display: flex;
  align-items: center;
  gap: 34px;
  min-height: 500px;
}
.hero-copy {
  width: 53%;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.eyebrow {
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 1.7px;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 21px;
  line-height: 1.5;
}
.small-line {
  width: 22px;
  height: 2px;
  background: var(--accent);
}
.hero h1 {
  font-size: clamp(38px, 4.25vw, 60px);
  font-weight: 750;
  line-height: 1.15;
  max-width: 620px;
}
.hero-intro {
  font-size: 15px;
  line-height: 1.85;
  max-width: 430px;
  margin-top: 26px;
  color: #656e63;
}
.hero-buttons {
  display: flex;
  align-items: center;
  gap: 25px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border: 1px solid transparent;
  padding: 13px 20px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  min-height: 47px;
}
.button-primary {
  background: var(--accent);
  color: white;
}
.button-primary:hover {
  background: #c54b2d;
  transform: translateY(-2px);
}
.button-outline {
  border-color: #a9b5a5;
  color: var(--ink);
}
.button-outline:hover {
  background: var(--soft);
}
.button-dark {
  background: var(--ink);
  color: white;
}
.button-dark:hover {
  background: #355a4a;
}
.text-link {
  font-size: 12px;
  font-weight: 550;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.text-link:hover {
  color: var(--accent);
}
.hero-visual {
  flex: 1;
  position: relative;
  min-width: 0;
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  margin-top: -10px;
}
.hero-visual > img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  mix-blend-mode: multiply;
  border-radius: 50px;
  max-width: 550px;
}
.hero-visual figcaption {
  font-size: 10px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 360px;
  text-align: center;
  margin-top: 4px;
}
.caption-dot {
  height: 4px;
  width: 4px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}
.visual-tab {
  position: absolute;
  background: #ffffffeb;
  border: 1px solid #e2e4da;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 24px #2342370a;
  border-radius: 7px;
  font-size: 11px;
  font-weight: 550;
  color: var(--ink);
}
.tab-one {
  left: 10px;
  top: 22%;
}
.tab-two {
  right: 0;
  bottom: 20%;
}
.green-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
}
.trust-strip {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  color: #687164;
}
.trust-strip > span {
  display: flex;
  align-items: center;
  gap: 8px;
}
.trust-icon {
  font-size: 15px;
  color: var(--ink);
}
.trust-strip > a {
  color: var(--ink);
  font-size: 11px;
}
.section {
  max-width: 1288px;
  margin: 0 auto;
  padding: 65px 44px 30px;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 32px;
}
.section-head h2 {
  font-size: 36px;
  font-weight: 650;
}
.section-head .eyebrow {
  font-size: 9px;
  letter-spacing: 1.6px;
  margin-bottom: 15px;
}
.section-description {
  max-width: 350px;
  font-size: 13px;
  color: var(--muted);
  padding-bottom: 2px;
  line-height: 1.85;
}
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 26px;
}
.filter-tabs {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}
.filter-tab {
  font-size: 11px;
  padding: 8px 13px;
  border: 1px solid transparent;
  border-radius: 4px;
  white-space: nowrap;
  color: #777e73;
}
.filter-tab:hover {
  background: #e9ede3;
}
.filter-tab.active {
  background: var(--ink);
  color: white;
}
.search-field {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  min-width: 230px;
  max-width: 300px;
}
.search-field svg {
  width: 16px;
  height: 16px;
  color: #8a9285;
}
.search-field input {
  background: transparent;
  border: 0;
  outline: none;
  width: 100%;
  font-size: 11px;
  min-width: 0;
}
.pair-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.pair-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 21px 20px 0;
  display: flex;
  flex-direction: column;
  min-height: 330px;
  position: relative;
  overflow: hidden;
}
.pair-card:hover {
  transform: translateY(-5px);
  border-color: #a3b39f;
  box-shadow: 0 12px 32px #23423709;
}
.card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
}
.card-symbol {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font: 19px/1 var(--font);
  background: #eff2e8;
  color: var(--ink);
}
.card-1 .card-symbol {
  background: #f0ebf5;
  color: #786788;
}
.card-2 .card-symbol {
  background: #fbede1;
  color: #a57546;
}
.card-3 .card-symbol {
  background: #e8f0f4;
  color: #638497;
}
.category {
  font-size: 9px;
  color: var(--muted);
}
.card-number {
  margin-left: auto;
  font: 10px var(--font);
  color: #a4aca0;
}
.pair-names h3 {
  font-size: 17px;
  font-weight: 650;
  line-height: 1.4;
}
.versus {
  display: block;
  color: var(--accent);
  font-size: 13px;
  padding: 3px 0;
  font-family: Georgia, serif;
  font-style: italic;
}
.pair-card > p {
  font-size: 11px;
  line-height: 1.75;
  color: var(--muted);
  margin-top: 14px;
  margin-bottom: 18px;
  flex-grow: 1;
}
.card-tags {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  padding-bottom: 19px;
}
.card-tags span {
  border: 1px solid #e7e9e2;
  color: #747c6e;
  border-radius: 3px;
  padding: 3px 6px;
  font-size: 8px;
}
.card-cta {
  border-top: 1px solid #e7e9e2;
  margin: 0 -20px;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  font-weight: 550;
  color: var(--ink);
  background: #fefefb;
}
.card-cta svg {
  width: 15px;
  height: 15px;
}
.empty-results {
  text-align: center;
  padding: 50px;
}
.empty-results p {
  margin-bottom: 16px;
}
.how-section {
  padding-top: 65px;
  padding-bottom: 52px;
}
.how-section .section-head {
  margin-bottom: 30px;
}
.hand-arrow {
  font-size: 76px;
  color: #9dab91;
  line-height: 1;
  margin-right: 80px;
  transform: rotate(-15deg);
}
.steps {
  display: flex;
  gap: 50px;
}
.steps article {
  flex: 1;
  padding-top: 19px;
  border-top: 1px solid var(--line);
}
.step-number {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--accent);
  font-weight: 650;
}
.steps h3 {
  font-size: 16px;
  margin: 13px 0 9px;
  font-weight: 650;
}
.steps p {
  font-size: 12px;
  color: var(--muted);
  max-width: 290px;
}
.guide-callout {
  max-width: 1200px;
  margin: 0 auto 70px;
  background: #eaeede;
  border: 1px solid #dee4d3;
  border-radius: 7px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 28px 35px;
}
.guide-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  background: #f6f7ec;
  border: 1px solid #d6dfc9;
  border-radius: 12px;
  flex-shrink: 0;
  color: var(--ink);
}
.guide-icon svg {
  width: 28px;
  height: 28px;
}
.guide-callout h2 {
  font-size: 23px;
  letter-spacing: -0.03em;
}
.guide-callout p {
  font-size: 12px;
  max-width: 640px;
  margin-top: 8px;
  color: #74806a;
}
.guide-callout .button {
  margin-left: auto;
  white-space: nowrap;
}
.site-footer {
  padding: 40px 44px 20px;
  max-width: 1288px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
}
.footer-top .brand {
  font-size: 22px;
}
.footer-top p {
  font-size: 11px;
  margin-top: 10px;
  color: var(--muted);
}
.footer-top nav {
  display: flex;
  gap: 28px;
  font-size: 11px;
}
.footer-top nav a:hover {
  color: var(--accent);
}
.footer-disclaimer {
  font-size: 10px;
  color: #888e82;
  max-width: 780px;
  margin-top: 27px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-top: 24px;
  font-size: 9px;
  color: #8c9187;
}
.footer-bottom span:last-child {
  max-width: 460px;
  text-align: right;
}
.page-container {
  max-width: 1200px;
  padding: 35px 44px 70px;
  margin: 0 auto;
}
.back-link {
  font-size: 12px;
  color: var(--muted);
}
.page-heading {
  padding: 32px 0 46px;
  max-width: 900px;
}
.page-heading h1 {
  font-size: 44px;
  line-height: 1.2;
  font-weight: 650;
}
.page-heading > .eyebrow {
  margin-bottom: 16px;
}
.page-heading > p:not(.eyebrow) {
  font-size: 15px;
  color: var(--muted);
  margin-top: 22px;
  max-width: 760px;
  line-height: 1.85;
}
.title-amp {
  font-family: Georgia, serif;
  color: var(--accent);
  font-style: italic;
}
.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.comparison-head {
  border: 1px solid var(--line);
  border-bottom: 0;
  border-radius: 9px 9px 0 0;
  overflow: hidden;
  background: white;
}
.comparison-label {
  display: flex;
  gap: 10px;
  padding: 15px 24px;
  border-bottom: 1px solid var(--line);
  font-size: 10px;
  color: var(--muted);
}
.comparison-label span {
  background: var(--soft);
  padding: 3px 8px;
  border-radius: 3px;
}
.compare-titles {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.side-title {
  padding: 28px 30px;
  background: #edf0e5;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.side-title span {
  font-size: 11px;
  color: var(--muted);
  margin-top: 3px;
}
.side-title h2 {
  font-size: 24px;
  letter-spacing: -0.02em;
}
.side-1 {
  background: #f8ece2;
  border-left: 1px solid var(--line);
}
.comparison-body {
  border: 1px solid var(--line);
  border-top: 0;
  background: white;
  border-radius: 0 0 9px 9px;
  overflow: hidden;
}
.comparison-row > h3 {
  padding: 13px 26px;
  background: #fafaf6;
  font: 600 12px/1.5 var(--font);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: #62715c;
}
.comparison-cells {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.comparison-cells > div {
  padding: 22px 30px;
  font-size: 13px;
  line-height: 1.8;
}
.comparison-cells > div + div {
  border-left: 1px solid var(--line);
}
.content-list {
  margin: 0;
  padding-left: 18px;
}
.content-list li + li {
  margin-top: 8px;
}
.content-list li::marker {
  color: #8b9c7f;
}
.context-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin: 28px 0 42px;
}
.context-panels > section,
.context-panels > aside {
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f0f1e8;
}
.context-panels .uncertainty {
  background: #f9efe3;
  border-color: #ecddc9;
}
.context-panels .eyebrow {
  font-size: 10px;
  margin-bottom: 13px;
  color: var(--ink);
  letter-spacing: 1px;
}
.context-panels p:not(.eyebrow) {
  font-size: 12px;
}
.context-panels small {
  display: block;
  font-size: 10px;
  margin-top: 15px;
  font-weight: 600;
  color: #926844;
}
.source-section {
  margin: 32px 0;
}
.source-section > .section-head {
  align-items: center;
  margin-bottom: 22px;
}
.source-section h2,
.library-group h2 {
  font-size: 25px;
  letter-spacing: -0.025em;
}
.source-section > p {
  font-size: 13px;
  margin: 14px 0 22px;
  color: var(--muted);
}
.source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}
.source-card {
  padding: 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.source-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 13px;
}
.source-index {
  font-size: 10px;
  color: var(--accent);
}
.source-badge {
  font-size: 9px;
  padding: 3px 7px;
  background: var(--soft);
  color: #6a7860;
  border-radius: 4px;
}
.source-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
  font-weight: 650;
}
.source-card > p {
  font-size: 11px;
  color: var(--muted);
}
.source-card dl {
  margin: 16px 0;
  font-size: 10px;
}
.source-card dl > div {
  display: flex;
  gap: 20px;
  border-top: 1px solid #eeeee7;
  padding: 6px 0;
  justify-content: space-between;
}
.source-card dt {
  color: var(--muted);
}
.source-card dd {
  margin: 0;
  color: var(--ink);
  text-align: right;
  max-width: 65%;
}
.source-card .source-note {
  font-size: 10px;
  padding-bottom: 15px;
}
.source-card > a {
  font-size: 11px;
  color: var(--ink);
  font-weight: 600;
  margin-top: auto;
  word-break: break-word;
}
.source-context {
  font-size: 9px;
  color: var(--muted);
  margin-top: 8px;
}
.reflect-callout {
  margin-top: 52px;
  padding: 38px;
  background: #edf0e5;
  border: 1px solid #dce2d2;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.reflect-callout h2 {
  font-size: 31px;
  letter-spacing: -0.03em;
}
.reflect-callout p:not(.eyebrow) {
  font-size: 13px;
  margin-top: 18px;
  max-width: 590px;
  color: #687460;
}
.reflect-callout small {
  display: block;
  font-size: 10px;
  margin-top: 14px;
  color: #7e8776;
}
.reflect-callout .button {
  white-space: nowrap;
}
.reflect-callout .eyebrow {
  font-size: 9px;
  margin-bottom: 17px;
}
.workspace-form {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 28px;
  background: white;
}
.workspace-form > label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 13px;
}
.select-row {
  display: flex;
  gap: 14px;
}
.select-row select {
  flex: 1;
  border: 1px solid #bdc6b6;
  background: #f9faf5;
  border-radius: 4px;
  padding: 10px 14px;
  color: var(--ink);
  min-width: 0;
}
.workspace-form > p {
  font-size: 11px;
  color: var(--muted);
  margin-top: 14px;
}
.workspace-empty {
  text-align: center;
  padding: 80px 20px;
  color: #8b9684;
}
.workspace-empty svg {
  width: 45px;
  height: 45px;
  margin-bottom: 16px;
  stroke-width: 1;
}
.file-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 30px 0 20px;
  gap: 20px;
}
.file-toolbar > span {
  font-weight: 600;
  color: var(--ink);
}
.research-file {
  scroll-margin-top: 30px;
}
.print-title {
  display: none;
}
.file-notes {
  margin: 32px 0;
  padding: 28px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 6px;
}
.file-notes h2 {
  font-size: 24px;
  margin-bottom: 18px;
}
.file-notes .content-list {
  font-size: 13px;
}
.file-notes label {
  display: block;
  margin: 26px 0 12px;
  font-size: 12px;
  font-weight: 600;
}
.file-notes textarea {
  display: block;
  width: 100%;
  resize: vertical;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 15px;
  font-size: 13px;
  color: var(--ink);
}
.file-notes small {
  font-size: 10px;
  color: var(--muted);
  display: block;
  margin-top: 10px;
}
.print-note {
  display: none;
}
.editorial-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 58px;
}
.editorial-toc {
  position: sticky;
  align-self: start;
  top: 30px;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line);
  padding-left: 18px;
  gap: 16px;
  font-size: 11px;
  color: var(--muted);
}
.editorial-toc a {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.editorial-toc a:hover {
  color: var(--accent);
}
.editorial-toc span {
  font-size: 9px;
  color: var(--accent);
  margin-top: 2px;
}
.editorial-section {
  display: flex;
  align-items: flex-start;
  gap: 22px;
  margin-bottom: 28px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.editorial-number {
  font-size: 11px;
  color: var(--accent);
  margin-top: 6px;
}
.editorial-section h2 {
  font-size: 23px;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.editorial-section p {
  font-size: 14px;
  line-height: 1.9;
  color: #687162;
}
.method-labels {
  padding: 28px;
  background: #ecf0e3;
  border: 1px solid #dde4d0;
  border-radius: 6px;
}
.method-labels h2 {
  font-size: 24px;
  margin-bottom: 22px;
}
.method-labels > div {
  margin-bottom: 20px;
}
.method-labels strong {
  font-size: 12px;
  color: var(--ink);
}
.method-labels p {
  font-size: 12px;
  color: var(--muted);
  margin-top: 7px;
}
.method-labels .update-note {
  padding-top: 16px;
  border-top: 1px solid #d5dec7;
}
.library-group {
  margin-bottom: 45px;
}
.library-group > h2 {
  padding-top: 25px;
  border-top: 1px solid var(--line);
}
@media (min-width: 1500px) {
  .hero {
    padding-top: 90px;
    padding-bottom: 70px;
  }
  .hero h1 {
    font-size: 65px;
  }
  .hero-visual > img {
    max-width: 560px;
  }
  .section {
    padding-top: 75px;
  }
}
@media (max-width: 1150px) {
  .site-header {
    gap: 20px;
    padding: 0 30px;
  }
  .main-nav {
    gap: 17px;
    font-size: 11px;
  }
  .header-actions {
    gap: 16px;
  }
  .workspace-link {
    padding: 9px 10px;
    font-size: 10px;
  }
  .brand {
    font-size: 23px;
  }
  .hero {
    padding: 55px 30px 45px;
  }
  .hero h1 {
    font-size: 48px;
  }
  .hero-intro {
    font-size: 14px;
  }
  .hero-buttons {
    gap: 18px;
  }
  .trust-strip {
    margin: 0 30px;
  }
  .section {
    padding-left: 30px;
    padding-right: 30px;
  }
  .pair-card {
    padding: 18px 16px 0;
  }
  .pair-names h3 {
    font-size: 15px;
  }
  .card-cta {
    margin: 0 -16px;
    padding: 14px 16px;
    font-size: 9px;
  }
  .guide-callout {
    margin-left: 30px;
    margin-right: 30px;
  }
  .hero-visual figcaption {
    font-size: 9px;
  }
  .visual-tab {
    font-size: 9px;
    padding: 10px;
  }
  .steps {
    gap: 30px;
  }
}
@media (max-width: 900px) {
  .site-header {
    height: 80px;
    gap: 14px;
  }
  .main-nav {
    display: none;
  }
  .header-actions {
    margin-left: auto;
  }
  .workspace-link {
    font-size: 11px;
  }
  .mobile-toggle {
    display: block;
  }
  .menu-open .main-nav {
    display: flex;
    position: absolute;
    left: 0;
    right: 0;
    top: 79px;
    background: var(--paper);
    padding: 23px 30px;
    border-bottom: 1px solid var(--line);
    gap: 20px;
    flex-wrap: wrap;
    font-size: 13px;
  }
  .hero h1 {
    font-size: 39px;
  }
  .hero {
    gap: 10px;
    padding-top: 50px;
  }
  .hero-copy {
    width: 55%;
  }
  .hero-intro {
    font-size: 13px;
  }
  .hero-buttons {
    gap: 18px;
    margin-top: 25px;
  }
  .hero-buttons > .text-link {
    font-size: 11px;
  }
  .hero-visual {
    align-self: center;
  }
  .visual-tab {
    display: none;
  }
  .hero-visual figcaption {
    max-width: 230px;
    font-size: 9px;
  }
  .trust-strip {
    font-size: 10px;
    gap: 15px;
  }
  .trust-strip > a {
    display: none;
  }
  .pair-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
  .pair-card {
    min-height: 310px;
    padding: 22px 23px 0;
  }
  .pair-names h3 {
    font-size: 20px;
  }
  .card-top {
    margin-bottom: 22px;
  }
  .card-cta {
    margin: 0 -23px;
    padding: 16px 23px;
    font-size: 11px;
  }
  .pair-card > p {
    font-size: 12px;
  }
  .card-tags span {
    font-size: 9px;
  }
  .category {
    font-size: 10px;
  }
  .filter-bar {
    align-items: flex-start;
    flex-direction: column;
    gap: 17px;
  }
  .search-field {
    max-width: 100%;
    width: 100%;
  }
  .section-head h2 {
    font-size: 31px;
  }
  .section-description {
    max-width: 290px;
    font-size: 12px;
  }
  .guide-callout {
    padding: 25px;
    gap: 20px;
    flex-wrap: wrap;
  }
  .guide-callout .button {
    margin-left: 78px;
  }
  .guide-callout > div:nth-child(2) {
    flex: 1;
  }
  .footer-top nav {
    flex-direction: column;
    gap: 10px;
  }
  .page-container {
    padding: 28px 30px 55px;
  }
  .page-heading h1 {
    font-size: 35px;
  }
  .side-title {
    padding: 22px 20px;
  }
  .side-title h2 {
    font-size: 20px;
  }
  .comparison-cells > div {
    padding: 20px;
    font-size: 12px;
  }
  .editorial-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .editorial-toc {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    font-size: 11px;
    padding-left: 0;
    border: 0;
    padding-bottom: 24px;
  }
  .reflect-callout {
    padding: 28px;
    flex-direction: column;
    align-items: flex-start;
  }
  .reflect-callout h2 {
    font-size: 28px;
  }
  .source-card {
    padding: 19px;
  }
  .hand-arrow {
    margin-right: 30px;
  }
}
@media (max-width: 600px) {
  html {
    scroll-padding-top: 80px;
  }
  .site-header {
    padding: 0 20px;
    height: 72px;
    gap: 10px;
  }
  .brand {
    font-size: 21px;
    letter-spacing: -1px;
    gap: 6px;
  }
  .brand img {
    width: 28px;
    height: 28px;
  }
  .header-actions {
    gap: 15px;
  }
  .workspace-link {
    border: 0;
    padding: 3px;
  }
  .workspace-link > span {
    display: none;
  }
  .workspace-link svg {
    width: 21px;
    height: 21px;
  }
  .language-switch {
    font-size: 11px;
  }
  .language-switch summary {
    gap: 4px;
  }
  .language-switch summary > span:first-child {
    display: none;
  }
  .mobile-toggle {
    font-size: 21px;
  }
  .menu-open .main-nav {
    top: 71px;
    padding: 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  .hero {
    padding: 38px 22px 26px;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
    align-items: stretch;
  }
  .hero-copy {
    width: 100%;
  }
  .eyebrow {
    font-size: 9px;
    letter-spacing: 1.2px;
    margin-bottom: 20px;
  }
  .hero h1 {
    font-size: 42px;
    line-height: 1.15;
  }
  .hero-intro {
    font-size: 14px;
    margin-top: 22px;
    max-width: 100%;
  }
  .hero-buttons {
    gap: 17px;
    margin-top: 25px;
  }
  .button {
    padding: 12px 16px;
    font-size: 12px;
    gap: 12px;
  }
  .hero-visual {
    align-self: stretch;
    margin: 5px 0 0;
    max-height: 275px;
  }
  .hero-visual > img {
    width: 90%;
    max-height: 260px;
    object-fit: contain;
  }
  .hero-visual figcaption {
    margin-top: -8px;
    font-size: 9px;
    max-width: 100%;
    padding: 0 10px;
  }
  .trust-strip {
    margin: 0 22px;
    padding: 18px 0;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 9px 22px;
    font-size: 9px;
  }
  .trust-icon {
    font-size: 12px;
  }
  .section {
    padding: 40px 22px 12px;
  }
  .section-head {
    display: block;
    margin-bottom: 25px;
  }
  .section-head h2 {
    font-size: 31px;
  }
  .section-description {
    max-width: 100%;
    margin-top: 19px;
    font-size: 12px;
  }
  .section-head .eyebrow {
    font-size: 8px;
    margin-bottom: 12px;
  }
  .filter-tabs {
    gap: 2px;
  }
  .filter-tab {
    font-size: 10px;
    padding: 8px 10px;
  }
  .filter-bar {
    gap: 14px;
    margin-bottom: 18px;
  }
  .search-field {
    padding: 9px 12px;
  }
  .search-field input {
    font-size: 12px;
  }
  .pair-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .pair-card {
    min-height: 0;
    padding: 21px 23px 0;
  }
  .card-top {
    margin-bottom: 18px;
  }
  .pair-names {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .pair-names h3 {
    font-size: 18px;
    flex: 1;
  }
  .versus {
    font-size: 18px;
  }
  .pair-card > p {
    margin-top: 17px;
    max-width: 100%;
    margin-bottom: 17px;
  }
  .card-tags {
    padding-bottom: 19px;
  }
  .card-cta {
    padding: 15px 23px;
  }
  .how-section {
    padding-top: 42px;
    padding-bottom: 30px;
  }
  .hand-arrow {
    display: none;
  }
  .steps {
    flex-direction: column;
    gap: 25px;
  }
  .steps article {
    padding-top: 15px;
  }
  .steps p {
    max-width: 100%;
    font-size: 12px;
  }
  .steps h3 {
    font-size: 18px;
    margin-top: 10px;
  }
  .guide-callout {
    margin: 5px 22px 42px;
    padding: 22px;
    gap: 16px;
  }
  .guide-icon {
    width: 45px;
    height: 45px;
    border-radius: 9px;
  }
  .guide-icon svg {
    width: 24px;
    height: 24px;
  }
  .guide-callout h2 {
    font-size: 20px;
  }
  .guide-callout p {
    font-size: 11px;
  }
  .guide-callout .button {
    margin-left: 0;
    width: 100%;
  }
  .site-footer {
    padding: 30px 22px 20px;
  }
  .footer-top {
    gap: 30px;
  }
  .footer-top .brand {
    font-size: 20px;
  }
  .footer-top nav {
    font-size: 10px;
    max-width: 140px;
  }
  .footer-bottom {
    display: block;
    font-size: 9px;
  }
  .footer-bottom span {
    display: block;
    margin-bottom: 10px;
  }
  .footer-bottom span:last-child {
    text-align: left;
  }
  .footer-disclaimer {
    font-size: 10px;
  }
  .page-container {
    padding: 24px 22px 42px;
  }
  .page-heading {
    padding: 28px 0 30px;
  }
  .page-heading h1 {
    font-size: 32px;
  }
  .page-heading > p:not(.eyebrow) {
    font-size: 13px;
    margin-top: 18px;
  }
  .page-actions {
    gap: 10px;
    margin-top: 22px;
  }
  .page-actions > .button {
    width: 100%;
  }
  .compare-titles {
    grid-template-columns: 1fr 1fr;
  }
  .side-title {
    display: block;
    padding: 17px 13px;
  }
  .side-title h2 {
    font-size: 16px;
    line-height: 1.45;
    margin-top: 5px;
  }
  .side-title span {
    font-size: 9px;
  }
  .comparison-label {
    padding: 12px;
    font-size: 9px;
  }
  .comparison-row > h3 {
    padding: 11px 15px;
    font-size: 11px;
  }
  .comparison-cells > div {
    padding: 15px 12px;
    font-size: 11px;
    line-height: 1.8;
    overflow-wrap: anywhere;
  }
  .content-list {
    padding-left: 13px;
  }
  .context-panels {
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 20px;
    margin-bottom: 30px;
  }
  .context-panels > section,
  .context-panels > aside {
    padding: 21px;
  }
  .source-grid {
    grid-template-columns: 1fr;
    gap: 13px;
  }
  .source-section h2,
  .library-group h2 {
    font-size: 22px;
  }
  .source-section > .section-head {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    flex-direction: column;
    margin-bottom: 15px;
  }
  .reflect-callout {
    padding: 23px;
    margin-top: 35px;
  }
  .reflect-callout h2 {
    font-size: 25px;
  }
  .reflect-callout p:not(.eyebrow) {
    font-size: 12px;
  }
  .reflect-callout .button {
    white-space: normal;
  }
  .workspace-form {
    padding: 20px;
  }
  .select-row {
    flex-direction: column;
  }
  .select-row select {
    width: 100%;
    padding: 12px;
    font-size: 12px;
  }
  .file-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }
  .file-toolbar .button {
    width: 100%;
  }
  .file-notes {
    padding: 20px;
  }
  .file-notes h2 {
    font-size: 22px;
  }
  .file-notes .content-list {
    font-size: 12px;
  }
  .editorial-toc {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .editorial-section {
    gap: 15px;
    padding: 23px 0;
    margin-bottom: 15px;
  }
  .editorial-section h2 {
    font-size: 21px;
  }
  .editorial-section p {
    font-size: 13px;
  }
  .method-labels {
    padding: 22px;
  }
  .method-labels h2 {
    font-size: 23px;
  }
  .source-card dl {
    font-size: 10px;
  }
  .workspace-empty {
    padding: 55px 20px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
    animation: none !important;
  }
  .pair-card:hover,
  .button-primary:hover {
    transform: none;
  }
}
@media print {
  body {
    background: white;
    color: #222;
    font-size: 10pt;
  }
  .site-header,
  .site-footer,
  .skip-link,
  .back-link,
  .page-actions,
  .workspace-form,
  .workspace-empty,
  .file-toolbar,
  .reflect-callout,
  .editorial-toc,
  .page-heading .eyebrow {
    display: none !important;
  }
  .page-container {
    padding: 0;
    max-width: none;
  }
  .workspace > .page-heading {
    display: none;
  }
  .print-title {
    display: block;
    font-size: 18pt;
    margin: 0 0 18pt;
  }
  .research-file[hidden] {
    display: none !important;
  }
  .page-heading {
    padding: 0 0 20pt;
  }
  .page-heading h1 {
    font-size: 24pt;
  }
  .page-heading > p {
    font-size: 10pt;
  }
  .comparison-row {
    break-inside: avoid;
  }
  .comparison-cells > div {
    padding: 12pt;
    font-size: 9pt;
  }
  .comparison-row > h3 {
    font-size: 10pt;
    padding: 8pt;
  }
  .side-title {
    padding: 12pt;
  }
  .side-title h2 {
    font-size: 15pt;
  }
  .context-panels {
    gap: 12pt;
    margin: 15pt 0;
  }
  .context-panels p:not(.eyebrow) {
    font-size: 9pt;
  }
  .source-card {
    break-inside: avoid;
    padding: 12pt;
  }
  .source-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10pt;
  }
  .source-card > a::after {
    content: " " attr(href);
    display: block;
    font-size: 7pt;
    word-break: break-all;
    font-weight: 400;
    color: #444;
  }
  .source-card > a {
    font-size: 9pt;
  }
  .source-card .source-note {
    font-size: 8pt;
  }
  .source-card dl {
    font-size: 8pt;
  }
  .source-badge {
    font-size: 7pt;
  }
  .source-section .text-link {
    display: none;
  }
  .source-section h2,
  .file-notes h2 {
    font-size: 15pt;
  }
  .file-notes {
    break-inside: avoid;
    padding: 14pt;
  }
  .file-notes textarea,
  .file-notes small {
    display: none;
  }
  .print-note {
    display: block;
    white-space: pre-wrap;
    font-size: 10pt;
    min-height: 55pt;
    border: 1px solid #ccc;
    padding: 12pt;
  }
  .editorial-layout {
    display: block;
  }
  .editorial-section {
    break-inside: avoid;
  }
  .editorial-section h2 {
    font-size: 15pt;
  }
  .editorial-section p {
    font-size: 10pt;
  }
  .button {
    display: none !important;
  }
  @page {
    margin: 15mm;
  }
}