:root {
  color-scheme: light;
  --navy-950: #071f2d;
  --navy-900: #0b2b3f;
  --navy-800: #123f57;
  --blue-700: #176e91;
  --blue-100: #e9f3f6;
  --green-700: #216f5c;
  --green-100: #e9f4ef;
  --lime-400: #b7f34b;
  --lime-500: #a7e338;
  --ink: #10242f;
  --muted: #5b6d75;
  --line: #dbe5e7;
  --line-dark: #b9c9cd;
  --paper: #ffffff;
  --tint: #f3f7f7;
  --shadow: 0 18px 48px rgb(7 31 45 / 10%);
  --shadow-soft: 0 10px 30px rgb(7 31 45 / 7%);
  --radius-sm: 0.65rem;
  --radius: 1rem;
  --radius-lg: 1.5rem;
  --shell: min(1180px, calc(100% - 2.5rem));
  --reading: 46rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Segoe UI Variable", "Aptos", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid #62b9db;
  outline-offset: 3px;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 200;
  left: 1rem;
  top: 1rem;
  padding: 0.7rem 1rem;
  background: white;
  border-radius: 0.5rem;
  color: var(--navy-950);
  font-weight: 750;
  transform: translateY(-180%);
}

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

.icon {
  width: 1.35rem;
  height: 1.35rem;
  flex: none;
}

.site-header {
  position: sticky;
  z-index: 80;
  top: 0;
  min-height: 4.75rem;
  background: rgb(255 255 255 / 94%);
  border-bottom: 1px solid rgb(11 43 63 / 10%);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 4.75rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--navy-900);
  font-size: 1.25rem;
  font-weight: 820;
  letter-spacing: -0.035em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 2.45rem;
  height: 2.45rem;
}

.site-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(0.7rem, 1.7vw, 1.45rem);
}

.site-nav a {
  position: relative;
  padding: 1.65rem 0 1.5rem;
  color: #314650;
  font-size: 0.9rem;
  font-weight: 680;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.8rem;
  height: 2px;
  border-radius: 999px;
  background: var(--green-700);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.search-open,
.nav-toggle,
.icon-button {
  border: 0;
  background: transparent;
  color: var(--navy-900);
  cursor: pointer;
}

.search-open {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 720;
}

.search-open:hover {
  background: var(--blue-100);
  border-color: #c5dce4;
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: clamp(36rem, 72vh, 46rem);
  overflow: hidden;
  color: white;
  background: var(--navy-950);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: 55% center;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgb(4 22 33 / 89%) 0%, rgb(4 22 33 / 73%) 37%, rgb(4 22 33 / 16%) 70%, rgb(4 22 33 / 25%) 100%),
    linear-gradient(0deg, rgb(4 22 33 / 45%) 0%, transparent 50%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  min-height: clamp(36rem, 72vh, 46rem);
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(17rem, 0.55fr);
  align-items: end;
  gap: 3rem;
  padding-block: 6rem 4rem;
}

.hero-copy {
  max-width: 48rem;
}

.hero-kicker,
.eyebrow {
  display: inline-block;
  color: var(--green-700);
  font-size: 0.79rem;
  line-height: 1.2;
  font-weight: 820;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-kicker {
  color: var(--lime-400);
  margin-bottom: 1.1rem;
}

.hero h1 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5.3rem);
  line-height: 0.99;
  letter-spacing: -0.062em;
  text-wrap: balance;
}

.hero-copy > p {
  max-width: 38rem;
  margin: 1.5rem 0 0;
  color: rgb(255 255 255 / 84%);
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0.7rem;
  font-size: 0.94rem;
  font-weight: 780;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

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

.button--lime {
  background: var(--lime-400);
  color: var(--navy-950);
}

.button--lime:hover {
  background: var(--lime-500);
}

.button--glass {
  color: white;
  background: rgb(255 255 255 / 8%);
  border-color: rgb(255 255 255 / 40%);
  backdrop-filter: blur(8px);
}

.button--navy {
  background: var(--navy-900);
  color: white;
}

.button--outline,
.button--outline-light {
  background: transparent;
  border-color: var(--line-dark);
  color: var(--navy-900);
}

.button--outline-light {
  color: white;
  border-color: rgb(255 255 255 / 35%);
}

.hero-fact {
  align-self: end;
  padding: 1.4rem;
  background: rgb(7 31 45 / 75%);
  border: 1px solid rgb(255 255 255 / 20%);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
}

.hero-fact > span,
.hero-fact > small {
  display: block;
}

.hero-fact > span {
  color: var(--lime-400);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-fact strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.18rem;
}

.hero-fact small {
  margin-top: 0.45rem;
  color: rgb(255 255 255 / 72%);
  font-size: 0.83rem;
  line-height: 1.5;
}

.hero-fact a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  color: white;
  font-size: 0.88rem;
  font-weight: 750;
  text-decoration: none;
}

.hero-fact a .icon {
  width: 1rem;
}

.section {
  padding-block: clamp(4.5rem, 8vw, 7rem);
}

.section--tint {
  background: var(--tint);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2.2rem;
}

.section-heading h2,
.calculator h2,
.editorial-note h2 {
  margin: 0.45rem 0 0;
  color: var(--navy-950);
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.section-heading > p {
  max-width: 35rem;
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--navy-900);
  font-weight: 760;
  text-decoration: none;
  white-space: nowrap;
}

.text-link .icon {
  width: 1.1rem;
}

.featured-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 1.25rem;
}

.featured-side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.featured-grid--launch {
  grid-template-columns: minmax(0, 1.1fr) minmax(19rem, 0.9fr);
}

.release-plan {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  color: white;
  background:
    radial-gradient(circle at 100% 0%, rgb(183 243 75 / 16%), transparent 34%),
    var(--navy-900);
  border-radius: var(--radius);
}

.release-plan .eyebrow {
  color: var(--lime-400);
}

.release-plan h3 {
  max-width: 12ch;
  margin: 0.65rem 0 0;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.release-plan > p {
  margin: 1rem 0 0;
  color: rgb(255 255 255 / 70%);
}

.release-plan ol {
  display: grid;
  gap: 0;
  margin: 1.7rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgb(255 255 255 / 13%);
}

.release-plan li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.15rem 0.75rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgb(255 255 255 / 13%);
}

.release-plan li > span {
  grid-row: 1 / 3;
  color: var(--lime-400);
  font-size: 0.75rem;
  font-weight: 820;
}

.release-plan li strong {
  font-size: 0.92rem;
}

.release-plan li small {
  color: rgb(255 255 255 / 60%);
  font-size: 0.78rem;
  line-height: 1.45;
}

.story-card {
  min-width: 0;
  overflow: hidden;
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgb(7 31 45 / 2%);
  transition: transform 170ms ease, box-shadow 170ms ease;
}

.story-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.story-image {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--blue-100);
}

.story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 350ms ease;
}

.story-card:hover .story-image img {
  transform: scale(1.02);
}

.story-body {
  padding: 1.25rem;
}

.category-label {
  color: var(--green-700);
  font-size: 0.78rem;
  font-weight: 820;
  letter-spacing: 0.07em;
  text-decoration: none;
  text-transform: uppercase;
}

.story-card h3 {
  margin: 0.55rem 0 0;
  font-size: 1.28rem;
  line-height: 1.22;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.story-card h3 a {
  text-decoration: none;
}

.story-card h3 a:hover {
  color: var(--blue-700);
}

.story-card p {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.91rem;
  line-height: 1.55;
}

.story-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.7rem;
  margin-top: 1rem;
  color: #73838a;
  font-size: 0.78rem;
}

.story-meta span::before {
  content: "•";
  margin-right: 0.7rem;
}

.story-card--lead {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.story-card--lead .story-image {
  flex: 1 1 auto;
  min-height: 24rem;
}

.story-card--lead .story-body {
  padding: 1.6rem;
}

.story-card--lead h3 {
  max-width: 17ch;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.08;
}

.story-card--compact h3 {
  font-size: 1.08rem;
}

.story-card--compact p {
  display: none;
}

.story-card--compact .story-body {
  padding: 1rem;
}

.story-card--compact .story-meta {
  font-size: 0.72rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

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

.topic-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  min-height: 8rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color 150ms ease, transform 150ms ease, background 150ms ease;
}

.topic-card:hover {
  transform: translateY(-2px);
  background: var(--tint);
  border-color: #b9cfd4;
}

.topic-icon,
.category-hero-icon {
  display: grid;
  width: 3.25rem;
  height: 3.25rem;
  place-items: center;
  color: var(--navy-900);
  background: var(--lime-400);
  border-radius: 0.85rem;
}

.topic-icon .icon,
.category-hero-icon .icon {
  width: 1.65rem;
  height: 1.65rem;
}

.topic-card strong,
.topic-card small {
  display: block;
}

.topic-card strong {
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.topic-card small {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.topic-arrow {
  width: 1.2rem;
  height: 1.2rem;
  color: #7b8e95;
}

.home-ad {
  padding-top: clamp(1.5rem, 3vw, 2.5rem);
  padding-bottom: 0.5rem;
}

.home-ad + .section {
  padding-top: clamp(2.5rem, 4vw, 3.75rem);
}

.ad-placement {
  display: grid;
  width: 100%;
  min-width: 0;
  align-items: center;
  overflow: hidden;
}

.ad-unit-frame,
.ad-placement .adsbygoogle {
  width: 100%;
  min-width: 0;
}

.ad-placement--home {
  min-height: 15rem;
}

.ad-placement--home .adsbygoogle {
  min-height: 15rem;
}

.ad-placement--article-top {
  min-height: 17.5rem;
  margin-bottom: 2.5rem;
}

.ad-placement--article-heading {
  min-height: 17.5rem;
  margin: 1.35rem 0 1.75rem;
}

.ad-placement--article-top .adsbygoogle,
.ad-placement--article-heading .adsbygoogle {
  min-height: 17.5rem;
}

.calculator {
  display: grid;
  grid-template-columns: minmax(15rem, 0.72fr) minmax(34rem, 1.58fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
  align-items: stretch;
  padding: clamp(1.5rem, 4vw, 3rem);
  color: white;
  background:
    radial-gradient(circle at 100% 0%, rgb(183 243 75 / 17%), transparent 38%),
    linear-gradient(135deg, rgb(23 110 145 / 8%), transparent 45%),
    var(--navy-900);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

#calc-title {
  scroll-margin-top: 10rem;
}

.calculator h2 {
  color: white;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.calculator-copy p {
  margin: 1rem 0 0;
  color: rgb(255 255 255 / 70%);
  line-height: 1.65;
}

.calculator .eyebrow {
  color: var(--lime-400);
}

.calculator-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(14rem, 0.75fr);
  gap: 0.9rem;
  padding: 0.9rem;
  background: rgb(255 255 255 / 7%);
  border: 1px solid rgb(255 255 255 / 13%);
  border-radius: 1.15rem;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 5%);
}

.calculator-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.calculator-form label {
  display: block;
  min-width: 0;
  padding: 0.75rem 0.8rem 0.7rem;
  color: rgb(255 255 255 / 78%);
  background: rgb(5 29 42 / 42%);
  border: 1px solid rgb(255 255 255 / 12%);
  border-radius: 0.7rem;
}

.field-label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.76rem;
  font-weight: 680;
  letter-spacing: 0.01em;
}

.calculator-form .input-shell {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.6rem;
  padding-top: 0.25rem;
  border-top: 1px solid rgb(255 255 255 / 11%);
}

.calculator-form input {
  width: 100%;
  min-width: 0;
  padding: 0;
  color: white;
  background: transparent;
  border: 0;
  outline: 0;
  font-size: 1.15rem;
  font-weight: 760;
  line-height: 1.5;
  appearance: textfield;
}

.calculator-form input::-webkit-inner-spin-button,
.calculator-form input::-webkit-outer-spin-button {
  margin: 0;
  appearance: none;
}

.input-unit {
  flex: none;
  color: rgb(255 255 255 / 57%);
  font-size: 0.76rem;
  font-weight: 620;
  white-space: nowrap;
}

.calculator-form .button {
  grid-column: 1 / -1;
  gap: 0.45rem;
  min-height: 3.15rem;
  margin-top: 0.1rem;
}

.calculator-form .button .icon {
  width: 1.1rem;
  height: 1.1rem;
}

.calculator-result {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem;
  overflow: hidden;
  background: white;
  border-radius: 0.8rem;
  color: var(--navy-950);
}

.result-icon {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  color: var(--navy-900);
  background: var(--lime-400);
  border-radius: 0.7rem;
}

.result-icon .icon {
  width: 1.3rem;
  height: 1.3rem;
}

.result-label,
.calculator-result small,
.calculator-result strong {
  display: block;
}

.result-label {
  margin-top: 1.4rem;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 760;
}

.calculator-result strong {
  margin-top: 0.2rem;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.calculator-result small {
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.calculator-result > p {
  margin: 1.1rem 0 0;
  padding-top: 0.75rem;
  color: #718188;
  border-top: 1px solid var(--line);
  font-size: 0.72rem;
  line-height: 1.45;
}

.editorial-note {
  padding-block: 4rem;
  color: white;
  background: var(--navy-950);
}

.editorial-note-inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr auto;
  align-items: center;
  gap: 2.5rem;
}

.editorial-note h2 {
  color: white;
  font-size: 2.2rem;
}

.editorial-note p {
  margin: 0;
  color: rgb(255 255 255 / 72%);
}

.eyebrow--light {
  color: var(--lime-400);
}

.site-footer {
  color: #d6e0e3;
  background: #061822;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr 0.8fr;
  gap: 4rem;
  padding-block: 4.5rem;
}

.brand--footer {
  color: white;
}

.footer-brand p {
  max-width: 30rem;
  margin: 1.2rem 0 0;
  color: #9fb0b6;
}

.site-footer h2 {
  margin: 0 0 1rem;
  color: white;
  font-size: 0.87rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer ul {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li,
.site-footer a {
  color: #aebdc2;
  font-size: 0.88rem;
}

.site-footer a {
  text-decoration: none;
}

.site-footer a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.2rem;
  border-top: 1px solid rgb(255 255 255 / 10%);
}

.footer-bottom p {
  margin: 0;
  color: #83979f;
  font-size: 0.8rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-block: 1rem;
  color: #718188;
  font-size: 0.79rem;
}

.breadcrumbs a {
  text-decoration: none;
}

.breadcrumbs span[aria-current="page"] {
  overflow: hidden;
  max-width: 54ch;
  color: #435760;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.category-hero {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 1.5rem;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.category-hero-icon {
  width: 5rem;
  height: 5rem;
  border-radius: 1.2rem;
}

.category-hero-icon .icon {
  width: 2.3rem;
  height: 2.3rem;
}

.category-hero h1,
.info-hero h1 {
  margin: 0.45rem 0 0;
  color: var(--navy-950);
  font-size: clamp(3rem, 7vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

.category-hero p,
.info-hero p {
  max-width: 46rem;
  margin: 1.2rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.section--category {
  padding-top: 1rem;
}

.empty-state {
  padding: 3rem;
  background: var(--tint);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
}

.article-header {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding-block: clamp(2.5rem, 6vw, 5rem);
}

.article-header h1 {
  margin: 0.9rem 0 0;
  color: var(--navy-950);
  font-size: clamp(2.7rem, 5.7vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.062em;
  text-wrap: balance;
}

.article-deck {
  margin: 1.35rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.7vw, 1.2rem);
  line-height: 1.6;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  margin-top: 1.5rem;
  color: #718188;
  font-size: 0.78rem;
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.article-meta .icon {
  width: 0.95rem;
  height: 0.95rem;
}

.article-image {
  overflow: hidden;
  margin: 0;
  aspect-ratio: 16 / 11;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.article-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18.75rem;
  justify-content: stretch;
  gap: clamp(1.75rem, 3vw, 2.75rem);
  padding-block: 1rem 5rem;
}

.article-main {
  min-width: 0;
}

.article-lead {
  margin: 0;
  color: #314750;
  font-size: 1.24rem;
  line-height: 1.68;
}

.key-points {
  margin: 2.5rem 0;
  padding: 1.5rem;
  background: var(--green-100);
  border-left: 4px solid var(--green-700);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.key-points h2 {
  margin: 0.35rem 0 0;
  font-size: 1.55rem;
  line-height: 1.2;
}

.key-points ul,
.check-list {
  display: grid;
  gap: 0.7rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.key-points li,
.check-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
}

.key-points li .icon,
.check-list li .icon {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.25rem;
  color: var(--green-700);
}

.article-main > .calculator {
  grid-template-columns: 1fr;
  margin-block: 2.75rem;
  padding: 2rem;
}

.article-main > .calculator .calculator-panel {
  grid-template-columns: 1fr;
}

.article-section {
  margin-top: 7.5rem;
}

.article-section h2,
.article-sources h2,
.author-box h2 {
  margin: 0;
  color: var(--navy-950);
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.article-section p {
  margin: 1rem 0 0;
  color: #334850;
  font-size: 1.125rem;
  line-height: 1.78;
}

.article-section .check-list,
.faq summary,
.article-sources {
  font-size: 1.125rem;
  line-height: 1.7;
}

.article-callout {
  margin-top: 1.5rem;
  padding: 1.2rem 1.3rem;
  background: var(--blue-100);
  border-radius: var(--radius-sm);
}

.article-callout strong {
  color: var(--blue-700);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-callout p {
  margin-top: 0.35rem;
}

.article-related-links {
  margin-top: 1.5rem;
  padding: 1.2rem 1.3rem;
  background: #f4f8f9;
  border-left: 4px solid var(--lime);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.article-related-links strong {
  color: var(--navy-950);
}

.article-related-links ul {
  display: grid;
  gap: 0.55rem;
  margin: 0.7rem 0 0;
  padding-left: 1.2rem;
}

.article-related-links a {
  color: var(--blue-700);
  font-weight: 720;
}

.table-wrap {
  overflow-x: auto;
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

table {
  width: 100%;
  min-width: 36rem;
  border-collapse: collapse;
  font-size: 1.05rem;
}

th,
td {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--line);
  text-align: center;
  vertical-align: middle;
}

thead th {
  color: white;
  background: var(--navy-900);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}

tbody th {
  color: var(--navy-900);
  background: #f7f9f9;
  font-weight: 760;
}

tr:last-child th,
tr:last-child td {
  border-bottom: 0;
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq details:first-of-type {
  margin-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.faq summary {
  padding: 1.1rem 2rem 1.1rem 0;
  color: var(--navy-950);
  font-weight: 760;
  cursor: pointer;
}

.faq details p {
  margin: -0.3rem 0 1.2rem;
  padding-right: 2rem;
}

.article-sources {
  margin-top: 7.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.article-sources h2 {
  font-size: 1.35rem;
}

.article-sources ul {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.article-sources a {
  color: var(--blue-700);
}

.article-sources p {
  color: var(--muted);
  font-size: 0.84rem;
}

.author-box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  margin-top: 3rem;
  padding: 1.5rem;
  background: var(--tint);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.author-monogram {
  display: grid;
  width: 3.5rem;
  height: 3.5rem;
  place-items: center;
  color: white;
  background: var(--navy-900);
  border-radius: 50%;
  font-size: 0.86rem;
  font-weight: 800;
}

.author-box h2 {
  margin-top: 0.3rem;
  font-size: 1.25rem;
}

.author-box p {
  margin: 0.55rem 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.author-box a {
  color: var(--blue-700);
  font-size: 0.88rem;
  font-weight: 720;
}

.article-aside {
  min-width: 0;
}

.article-aside-sticky {
  position: sticky;
  top: 6.5rem;
}

.toc {
  padding: 1.2rem;
  border-left: 2px solid var(--line);
}

.toc strong {
  color: var(--navy-950);
  font-size: 0.84rem;
}

.toc ol {
  display: grid;
  gap: 0.65rem;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
}

.toc a {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
  text-decoration: none;
}

.toc a:hover {
  color: var(--blue-700);
}

.ad-placement--side {
  min-height: 38rem;
  margin-top: 1.5rem;
}

.ad-placement--side .adsbygoogle {
  width: 100%;
  min-height: 38rem;
}

.share-dock {
  position: fixed;
  z-index: 70;
  right: 1.25rem;
  bottom: max(1.25rem, env(safe-area-inset-bottom));
  display: grid;
  gap: 0.65rem;
}

.share-action {
  display: inline-flex;
  min-height: 3.15rem;
  align-items: center;
  justify-content: flex-start;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  border: 0;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgb(7 31 45 / 18%);
  font-weight: 760;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
}

.share-action svg {
  width: 1.25rem;
  height: 1.25rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.share-action--whatsapp {
  color: white;
  background: #25d366;
}

.share-action--copy {
  color: white;
  background: var(--navy-900);
}

.share-action:hover {
  transform: translateY(-1px);
}

.share-action--whatsapp:hover {
  background: #33df73;
}

@media (min-width: 701px) {
  .share-action--whatsapp,
  .share-action--copy {
    border-radius: 0.7rem;
  }

  .share-action--whatsapp svg {
    width: 1.5rem;
    height: 1.5rem;
    stroke-width: 1.35;
  }
}

.share-action--copy:hover,
.share-action--copy[data-copied="true"] {
  background: var(--green-700);
}

.article-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding-block: 2rem 5rem;
  border-top: 1px solid var(--line);
}

.article-pagination a {
  display: grid;
  gap: 0.35rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.article-pagination .next {
  text-align: right;
}

.article-pagination small {
  color: var(--green-700);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.article-pagination strong {
  line-height: 1.3;
}

.related {
  padding-block: 5rem;
}

.tool-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.tool-list article {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
  background: white;
  border-bottom: 1px solid var(--line);
}

.tool-list article:last-child {
  border-bottom: 0;
}

.tool-list article > span {
  color: var(--green-700);
  font-size: 0.8rem;
  font-weight: 820;
}

.tool-list h3,
.tool-list p {
  margin: 0;
}

.tool-list h3 {
  font-size: 1.05rem;
}

.tool-list p {
  color: var(--muted);
  font-size: 0.86rem;
}

.tool-list small {
  padding: 0.3rem 0.55rem;
  color: var(--muted);
  background: var(--tint);
  border-radius: 999px;
  font-size: 0.72rem;
}

.center-link {
  margin: 2rem 0 0;
  text-align: center;
}

.info-hero {
  padding-block: clamp(4rem, 9vw, 7rem);
  border-bottom: 1px solid var(--line);
}

.info-hero h1 {
  max-width: 12ch;
}

.info-hero p {
  font-size: 1.25rem;
  line-height: 1.6;
}

.info-layout {
  max-width: 50rem;
  padding-block: 4rem 7rem;
}

.info-layout section + section {
  margin-top: 2.8rem;
}

.info-layout h2 {
  margin: 0;
  font-size: 1.65rem;
  letter-spacing: -0.03em;
}

.info-layout p {
  color: #334850;
  font-size: 1.04rem;
  line-height: 1.75;
}

.info-updated {
  margin-top: 3rem;
  color: var(--muted) !important;
  font-size: 0.84rem !important;
}

.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  padding-block: 4rem 7rem;
}

.sitemap-grid section {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.sitemap-grid h2 {
  margin: 0;
  font-size: 1.35rem;
}

.sitemap-grid ul {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding-left: 1.1rem;
}

.sitemap-grid li {
  color: var(--muted);
  font-size: 0.9rem;
}

.sitemap-grid a:hover {
  color: var(--blue-700);
}

.standalone-search {
  min-height: 28rem;
  max-width: 52rem;
  padding-bottom: 6rem;
}

.not-found {
  min-height: 70vh;
  display: grid;
  place-items: center;
  align-content: center;
  padding-block: 6rem;
  text-align: center;
}

.error-code {
  color: var(--green-700);
  font-size: 1rem;
  font-weight: 830;
  letter-spacing: 0.15em;
}

.not-found h1 {
  margin: 0.7rem 0 0;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.not-found p {
  color: var(--muted);
  font-size: 1.08rem;
}

.not-found > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  margin-top: 1rem;
}

.search-dialog {
  width: min(46rem, calc(100% - 2rem));
  max-height: min(80vh, 46rem);
  padding: 0;
  color: var(--ink);
  background: white;
  border: 0;
  border-radius: var(--radius-lg);
  box-shadow: 0 35px 100px rgb(0 0 0 / 28%);
}

.search-dialog::backdrop {
  background: rgb(4 22 33 / 72%);
  backdrop-filter: blur(4px);
}

.search-dialog-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.7rem 1.7rem 1rem;
}

.search-dialog h2 {
  margin: 0.35rem 0 0;
  font-size: 1.65rem;
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.icon-button {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  flex: none;
  place-items: center;
  background: var(--tint);
  border-radius: 50%;
}

.search-field {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 1.7rem;
  padding: 0.8rem 1rem;
  background: var(--tint);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
}

.standalone-search .search-field {
  margin-inline: 0;
}

.search-field .icon {
  color: var(--green-700);
}

.search-field input {
  width: 100%;
  min-width: 0;
  padding: 0;
  background: transparent;
  border: 0;
  outline: 0;
  font-size: 1rem;
}

.search-hint {
  margin: 0.75rem 1.7rem 1.4rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.search-results {
  display: grid;
  gap: 0.1rem;
  max-height: 26rem;
  overflow-y: auto;
  padding: 0 1.1rem 1.2rem;
}

.standalone-search .search-results {
  max-height: none;
  padding: 1rem 0;
}

.search-result {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.9rem;
  padding: 0.7rem;
  border-radius: 0.75rem;
  text-decoration: none;
}

.search-result:hover {
  background: var(--tint);
}

.search-result img {
  width: 5rem;
  height: 3.5rem;
  object-fit: cover;
  border-radius: 0.45rem;
}

.search-result strong,
.search-result small {
  display: block;
}

.search-result strong {
  line-height: 1.3;
}

.search-result small {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.search-empty {
  padding: 2rem;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 1060px) {
  .header-inner {
    grid-template-columns: auto auto 1fr auto;
  }

  .nav-toggle {
    display: grid;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    grid-column: 4;
  }

  .search-open {
    grid-column: 3;
    grid-row: 1;
    justify-self: end;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    padding: 0.8rem 1.25rem 1.4rem;
    background: white;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-soft);
  }

  .site-nav[data-open="true"] {
    display: grid;
  }

  .site-nav a {
    padding: 0.75rem 0;
  }

  .site-nav a::after {
    display: none;
  }

  .calculator {
    grid-template-columns: 1fr;
  }

  .calculator-copy {
    max-width: 40rem;
  }
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-fact {
    max-width: 26rem;
  }

  .featured-grid,
  .featured-grid--launch,
  .article-header {
    grid-template-columns: 1fr;
  }

  .story-card--lead .story-image {
    min-height: 20rem;
  }

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

  .article-header-copy {
    max-width: 48rem;
  }

  .calculator-panel {
    grid-template-columns: 1fr;
  }

  .calculator-result {
    min-height: 13rem;
  }

  .article-image {
    max-height: 34rem;
  }

  .article-layout {
    grid-template-columns: minmax(0, var(--reading));
  }

  .article-aside {
    display: none;
  }

  .editorial-note-inner {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .editorial-note-inner .button {
    justify-self: start;
  }
}

@media (max-width: 700px) {
  :root {
    --shell: min(100% - 1.4rem, 1180px);
  }

  body:has(.share-dock) {
    padding-bottom: calc(4.6rem + env(safe-area-inset-bottom));
  }

  .share-dock {
    right: 0;
    bottom: 0;
    left: 0;
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
    padding: 0.65rem 0.7rem calc(0.65rem + env(safe-area-inset-bottom));
    background: rgb(255 255 255 / 96%);
    border-top: 1px solid var(--line);
    box-shadow: 0 -10px 30px rgb(7 31 45 / 10%);
    backdrop-filter: blur(12px);
  }

  .share-action {
    width: 100%;
    min-height: 3rem;
    justify-content: center;
    padding-inline: 0.7rem;
    border-radius: 0.7rem;
    box-shadow: none;
    font-size: 0.85rem;
  }

  .ad-placement--article-top,
  .ad-placement--article-heading,
  .ad-placement--article-top .adsbygoogle,
  .ad-placement--article-heading .adsbygoogle {
    min-height: 20rem;
  }

  .ad-placement--home,
  .ad-placement--home .adsbygoogle {
    min-height: 16rem;
  }

  .site-header,
  .header-inner {
    min-height: 4.25rem;
  }

  .brand span {
    font-size: 1.08rem;
  }

  .brand-mark {
    width: 2.1rem;
    height: 2.1rem;
  }

  .search-open {
    width: 2.5rem;
    height: 2.5rem;
    justify-content: center;
    padding: 0;
  }

  .search-open span {
    display: none;
  }

  .header-inner {
    grid-template-columns: auto 1fr auto auto;
    gap: 0.45rem;
  }

  .hero,
  .hero-inner {
    min-height: 43rem;
  }

  .hero-image {
    object-position: 68% center;
  }

  .hero-shade {
    background:
      linear-gradient(0deg, rgb(4 22 33 / 94%) 0%, rgb(4 22 33 / 72%) 60%, rgb(4 22 33 / 25%) 100%),
      linear-gradient(90deg, rgb(4 22 33 / 60%), transparent);
  }

  .hero-inner {
    align-content: end;
    align-items: end;
    padding-block: 5rem 2rem;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 12vw, 4rem);
  }

  .hero-copy > p {
    font-size: 1rem;
  }

  .hero-actions .button {
    flex: 1 1 10rem;
  }

  .hero-fact {
    max-width: none;
  }

  .section {
    padding-block: 4rem;
  }

  .section-heading {
    display: grid;
    gap: 0.9rem;
    align-items: start;
  }

  .section-heading h2,
  .calculator h2 {
    font-size: 2.05rem;
  }

  .featured-side,
  .card-grid,
  .topic-grid {
    grid-template-columns: 1fr;
  }

  .story-card--compact {
    display: grid;
    grid-template-columns: 8.5rem minmax(0, 1fr);
  }

  .story-card--compact .story-image {
    height: 100%;
    aspect-ratio: auto;
  }

  .story-card--compact .story-meta {
    display: none;
  }

  .story-card--compact .category-label {
    font-size: 0.7rem;
  }

  .topic-card {
    min-height: 7rem;
  }

  .calculator {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.4rem;
  }

  .calculator-result {
    min-height: 0;
  }

  .calculator-panel {
    padding: 0.65rem;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    display: grid;
    gap: 0.35rem;
  }

  .category-hero {
    grid-template-columns: 1fr;
  }

  .category-hero h1,
  .info-hero h1 {
    font-size: 3.25rem;
  }

  .category-hero-icon {
    width: 4rem;
    height: 4rem;
  }

  .article-header {
    gap: 2rem;
    padding-top: 2rem;
  }

  .article-header h1 {
    font-size: 2.65rem;
  }

  .article-image {
    border-radius: var(--radius);
  }

  .article-layout {
    padding-bottom: 3rem;
  }

  .article-lead {
    font-size: 1.1rem;
  }

  .article-main > .calculator {
    padding: 1.3rem;
  }

  .table-wrap {
    overflow: visible;
    border: 0;
    border-radius: 0;
  }

  .table-wrap table,
  .table-wrap tbody,
  .table-wrap tr,
  .table-wrap th,
  .table-wrap td {
    display: block;
    width: 100%;
    min-width: 0;
  }

  .table-wrap thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .table-wrap tbody {
    display: grid;
    gap: 1rem;
  }

  .table-wrap tbody tr {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: white;
    box-shadow: 0 10px 26px rgb(7 31 45 / 8%);
  }

  .table-wrap tbody th,
  .table-wrap tbody td {
    display: grid;
    gap: 0.35rem;
    padding: 1rem;
    border-bottom: 1px solid var(--line);
    text-align: center;
  }

  .table-wrap tbody th {
    color: white;
    background: var(--navy-900);
  }

  .table-wrap tbody th::before,
  .table-wrap tbody td::before {
    content: attr(data-label);
    color: var(--green-700);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-align: center;
    text-transform: uppercase;
  }

  .table-wrap tbody th::before {
    color: var(--lime);
  }

  .table-wrap tbody tr > :last-child {
    border-bottom: 0;
  }

  .article-pagination {
    grid-template-columns: 1fr;
  }

  .article-pagination .next {
    text-align: left;
  }

  .author-box {
    grid-template-columns: 1fr;
  }

  .tool-list article {
    grid-template-columns: 2rem 1fr;
  }

  .tool-list small {
    grid-column: 2;
    justify-self: start;
  }

  .sitemap-grid {
    grid-template-columns: 1fr;
  }

  .search-dialog-head {
    padding: 1.2rem 1.2rem 0.8rem;
  }

  .search-dialog .search-field {
    margin-inline: 1.2rem;
  }

  .search-hint {
    margin-inline: 1.2rem;
  }

  .search-result {
    grid-template-columns: 4.5rem 1fr;
  }

  .search-result img {
    width: 4.5rem;
    height: 3.25rem;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}