/* Panel Warmth skin. Scandinavian calm: bright white, warm gray, deep night blue-violet, coral warmth waves. */

:root {
  --sf-color-primary: #433C93;
  --sf-color-primary-dark: #37317C;
  --sf-color-accent: #F28C74;
  --sf-color-text: #2B2A33;
  --sf-color-text-soft: #5B5866;
  --sf-color-background: #FFFFFF;
  --sf-color-surface-tint: #F6F4F1;
  --sf-color-surface-cool: #F1F0F8;
  --sf-color-surface-dark: #1F1D3D;
  --sf-color-on-dark: #F3F2F8;
  --sf-color-line: #E4E1DC;
  --sf-color-line-cool: #DDD9EE;
  --sf-font-base: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --sf-font-heading: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sf-radius: 12px;
  --sf-radius-sm: 8px;
  --sf-space-sm: 16px;
  --sf-space-md: 24px;
  --sf-space-lg: 48px;
  --sf-space-xl: 96px;
  --sf-maxwidth: 1180px;
  --sf-shadow-sm: 0 1px 2px rgba(31, 29, 61, 0.06), 0 2px 10px rgba(31, 29, 61, 0.05);
  --sf-shadow-md: 0 10px 28px rgba(31, 29, 61, 0.10);
  --sf-scrim: linear-gradient(180deg, rgba(31, 29, 61, 0.18), rgba(31, 29, 61, 0.55));
  --sf-logo-height: 44px;
  --sf-logo-height-scrolled: 38px;
  --sf-wave: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='520' height='520' viewBox='0 0 520 520'%3E%3Cg fill='none' stroke='%23F28C74' stroke-width='1.4'%3E%3Crect x='226' y='240' width='68' height='42' rx='6'/%3E%3Ccircle cx='260' cy='261' r='88'/%3E%3Ccircle cx='260' cy='261' r='138'/%3E%3Ccircle cx='260' cy='261' r='188'/%3E%3Ccircle cx='260' cy='261' r='238'/%3E%3C/g%3E%3C/svg%3E");
}

/* Base */

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--sf-font-base);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--sf-color-text);
  background: var(--sf-color-background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--sf-font-heading);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: #232130;
}

p {
  line-height: 1.7;
}

a {
  color: var(--sf-color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 160ms ease;
}

a:hover {
  color: var(--sf-color-primary-dark);
}

img {
  max-width: 100%;
  height: auto;
}

::selection {
  background: rgba(242, 140, 116, 0.35);
  color: #1F1D3D;
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--sf-color-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Header: one compact transparent row, logo on bare white, nav right aligned */

.site-header,
#masthead.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: var(--sf-space-sm);
  min-height: 60px;
  padding: 6px clamp(16px, 4vw, 40px);
  background: var(--sf-color-background);
  border-bottom: 1px solid var(--sf-color-line);
  transition: min-height 200ms ease, background-color 200ms ease, box-shadow 200ms ease;
}

.site-header a {
  color: var(--sf-color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
}

.site-header a:hover {
  color: var(--sf-color-primary);
}

.site-header a[aria-current="page"],
.site-header .current-menu-item > a {
  color: var(--sf-color-primary);
}

html.sf-scrolled .site-header,
html.sf-scrolled #masthead.site-header {
  min-height: 54px;
  background: rgba(255, 255, 255, 0.88);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--sf-color-line), 0 6px 20px rgba(31, 29, 61, 0.05);
}

/* Reading progress strip */

.sf-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 200;
  background: transparent;
}

.sf-progress__bar {
  height: 100%;
  background: linear-gradient(90deg, var(--sf-color-primary), var(--sf-color-accent));
}

/* Buttons */

.wp-block-button__link,
.wp-element-button {
  display: inline-block;
  background: var(--sf-color-primary);
  color: #FFFFFF;
  border: 1px solid var(--sf-color-primary);
  border-radius: var(--sf-radius-sm);
  padding: 12px 26px;
  font-family: var(--sf-font-base);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.3;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.wp-block-button__link:hover,
.wp-element-button:hover {
  background: var(--sf-color-primary-dark);
  border-color: var(--sf-color-primary-dark);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(67, 60, 147, 0.22);
}

.wp-block-button__link:active,
.wp-element-button:active {
  transform: translateY(0);
  box-shadow: none;
}

.wp-block-button.is-style-outline .wp-block-button__link {
  background: transparent;
  color: var(--sf-color-primary);
  border: 1px solid var(--sf-color-primary);
}

.wp-block-button.is-style-outline .wp-block-button__link:hover {
  background: var(--sf-color-primary);
  color: #FFFFFF;
}

/* Sections */

.sf-section {
  padding-block: 56px;
}

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

.sf-section--dark {
  position: relative;
  overflow: hidden;
  background: var(--sf-color-surface-dark);
  color: var(--sf-color-on-dark);
}

.sf-section--dark h1,
.sf-section--dark h2,
.sf-section--dark h3,
.sf-section--dark h4 {
  color: var(--sf-color-on-dark);
}

.sf-section--dark p,
.sf-section--dark li {
  color: #C9C5E2;
}

.sf-section--dark::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -140px;
  width: 480px;
  height: 480px;
  background: var(--sf-wave) center / contain no-repeat;
  opacity: 0.10;
  pointer-events: none;
}

.sf-section--dark > * {
  position: relative;
}

.sf-section--dark .wp-block-button__link,
.sf-section--dark .wp-element-button {
  background: #FFFFFF;
  border-color: #FFFFFF;
  color: #1F1D3D;
}

.sf-section--dark .wp-block-button__link:hover,
.sf-section--dark .wp-element-button:hover {
  background: var(--sf-color-accent);
  border-color: var(--sf-color-accent);
  color: #1F1D3D;
}

.sf-section--dark :where(a, button, summary):focus-visible {
  outline-color: var(--sf-color-accent);
}

.sf-eyebrow {
  display: inline-block;
  font-family: var(--sf-font-base);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sf-color-primary);
  margin-bottom: 14px;
}

.sf-eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--sf-color-accent);
}

.sf-section--dark .sf-eyebrow {
  color: var(--sf-color-accent);
}

/* Scroll reveal */

.sf-animate {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.sf-animate.sf-visible {
  opacity: 1;
  transform: none;
}

/* Hero */

.sf-hero {
  padding-block: 56px;
}

.sf-hero__heading {
  font-size: clamp(2.25rem, 1.5rem + 3.4vw, 3.75rem);
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.08;
  margin: 0 0 18px;
}

.sf-hero__tagline {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--sf-color-text-soft);
  max-width: 34rem;
}

.sf-hero .wp-block-buttons {
  margin-top: 28px;
}

.sf-hero--split .sf-hero__media {
  position: relative;
}

.sf-hero--split .sf-hero__media::before {
  content: "";
  position: absolute;
  inset: -9% -11%;
  background: var(--sf-wave) center / contain no-repeat;
  opacity: 0.18;
  pointer-events: none;
}

.sf-hero--split .sf-hero__media img,
.sf-hero--split .sf-hero__media figure {
  position: relative;
  z-index: 1;
}

.sf-hero--split .sf-hero__media img {
  border-radius: var(--sf-radius);
  box-shadow: var(--sf-shadow-md);
  display: block;
}

.sf-hero--overlay .sf-hero__heading,
.sf-hero--overlay .sf-hero__tagline {
  color: #FFFFFF;
}

.sf-hero--overlay::after {
  background: var(--sf-scrim);
}

figure.wp-block-image img {
  border-radius: var(--sf-radius);
}

figure.wp-block-image figcaption {
  font-size: 0.8125rem;
  color: var(--sf-color-text-soft);
  text-align: center;
  margin-top: 10px;
}

/* Feature grid: room picker cards */

.sf-feature-grid {
  display: grid;
  gap: var(--sf-space-md);
  grid-template-columns: 1fr;
}

.sf-feature-card {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: 24px;
  height: 100%;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.sf-feature-card:hover {
  transform: translateY(-3px);
  border-color: #C9C5E6;
  box-shadow: var(--sf-shadow-md);
}

.sf-feature-card h3 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.sf-feature-card p {
  font-size: 0.9375rem;
  color: var(--sf-color-text-soft);
  margin: 0;
}

.sf-section--tint .sf-feature-card,
.sf-section--dark .sf-feature-card {
  background: #FFFFFF;
}

/* Steps: decision strip */

.sf-steps {
  display: grid;
  gap: var(--sf-space-sm);
  grid-template-columns: 1fr;
}

.sf-steps__item {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: 22px 20px 24px;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.sf-steps__item:hover {
  border-color: #C9C5E6;
  box-shadow: var(--sf-shadow-sm);
}

.sf-steps__item::before {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border-radius: 50%;
  border: 1.5px solid var(--sf-color-primary);
  background: #FFFFFF;
  color: var(--sf-color-primary);
  font-family: var(--sf-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
}

.sf-steps__item h3 {
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}

.sf-steps__item p {
  font-size: 0.875rem;
  color: var(--sf-color-text-soft);
  margin: 0;
}

/* Media and text */

.sf-media-text__media img {
  border-radius: var(--sf-radius);
  box-shadow: var(--sf-shadow-sm);
  display: block;
}

.sf-media-text__content h2 {
  font-size: clamp(1.625rem, 1.2rem + 1.8vw, 2.375rem);
  letter-spacing: -0.018em;
  margin: 0 0 14px;
}

.sf-media-text__content p {
  color: var(--sf-color-text-soft);
  max-width: 34rem;
}

/* Stats */

.sf-stats__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(2, 1fr);
}

.sf-stats__item {
  text-align: center;
}

.sf-stats__value {
  display: block;
  font-family: var(--sf-font-heading);
  font-size: clamp(2.25rem, 1.6rem + 2.6vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--sf-color-primary);
}

.sf-stats__label {
  display: block;
  margin-top: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sf-color-text-soft);
}

.sf-section--dark .sf-stats__value {
  color: var(--sf-color-accent);
}

.sf-section--dark .sf-stats__label {
  color: #A8A3CC;
}

/* Tabs */

.sf-tabs__nav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  background: var(--sf-color-surface-tint);
  border: 1px solid var(--sf-color-line);
  border-radius: 12px;
}

.sf-tabs__link {
  display: inline-block;
  padding: 9px 18px;
  border-radius: var(--sf-radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--sf-color-text-soft);
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease;
}

.sf-tabs__link:hover {
  color: var(--sf-color-primary);
}

.sf-tabs__link--active,
.sf-tabs__link--active:hover {
  background: #FFFFFF;
  color: var(--sf-color-primary);
  font-weight: 600;
  box-shadow: var(--sf-shadow-sm);
}

.sf-section--dark .sf-tabs__nav {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
}

.sf-tabs__panel {
  padding-top: var(--sf-space-md);
}

/* Marquee */

.sf-marquee__item {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--sf-color-text-soft);
  white-space: nowrap;
}

/* FAQ accordion */

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

.sf-faq-item:first-of-type {
  border-top: 1px solid var(--sf-color-line);
}

.sf-faq-item > summary {
  padding: 20px 8px 20px 0;
  font-family: var(--sf-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #232130;
  cursor: pointer;
  transition: color 160ms ease;
}

.sf-faq-item > summary:hover {
  color: var(--sf-color-primary);
}

.sf-faq-item[open] > summary {
  color: var(--sf-color-primary);
}

.sf-faq-item > summary::after {
  color: var(--sf-color-accent);
  font-weight: 400;
}

.sf-faq-item p {
  color: var(--sf-color-text-soft);
  max-width: 44rem;
}

/* Call to action */

.sf-cta {
  position: relative;
  overflow: hidden;
  background: var(--sf-color-surface-cool);
  border: 1px solid var(--sf-color-line-cool);
  border-radius: 20px;
  padding: clamp(40px, 6vw, 80px) clamp(24px, 5vw, 72px);
  text-align: center;
}

.sf-cta::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(560px, 90%);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: var(--sf-wave) center / contain no-repeat;
  opacity: 0.15;
  pointer-events: none;
}

.sf-cta > * {
  position: relative;
}

.sf-cta h2 {
  font-size: clamp(1.875rem, 1.4rem + 2vw, 2.75rem);
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.sf-cta p {
  max-width: 40rem;
  margin-inline: auto;
  color: var(--sf-color-text-soft);
}

/* Calculator */

.sf-calculator {
  background: var(--sf-color-surface-cool);
  border: 1px solid var(--sf-color-line-cool);
  border-radius: 16px;
  padding: clamp(24px, 4vw, 48px);
}

.sf-calculator__title {
  font-family: var(--sf-font-heading);
  font-size: 1.5rem;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
}

.sf-calculator__intro {
  color: var(--sf-color-text-soft);
  max-width: 40rem;
  margin: 0 0 24px;
}

.sf-calculator__fields {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

.sf-calculator__label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--sf-color-text);
  margin-bottom: 6px;
}

.sf-calculator__unit {
  font-weight: 400;
  color: var(--sf-color-text-soft);
}

.sf-calculator__input {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--sf-font-base);
  font-size: 1rem;
  color: var(--sf-color-text);
  background: #FFFFFF;
  border: 1px solid #C9C5E6;
  border-radius: var(--sf-radius-sm);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.sf-calculator__input:hover {
  border-color: var(--sf-color-primary);
}

.sf-calculator__input:focus {
  border-color: var(--sf-color-primary);
  box-shadow: 0 0 0 3px rgba(67, 60, 147, 0.18);
  outline: 2px solid var(--sf-color-primary);
  outline-offset: 1px;
}

.sf-calculator__result {
  position: relative;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--sf-color-line-cool);
}

.sf-calculator__result::before {
  content: "";
  position: absolute;
  top: -6px;
  left: -24px;
  width: 170px;
  height: 170px;
  background: var(--sf-wave) center / contain no-repeat;
  opacity: 0.18;
  pointer-events: none;
}

.sf-calculator__result-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sf-color-text-soft);
  margin-bottom: 4px;
}

.sf-calculator__value {
  position: relative;
  display: inline-block;
  font-family: var(--sf-font-heading);
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--sf-color-primary);
}

.sf-calculator__result-unit {
  font-size: 1rem;
  color: var(--sf-color-text-soft);
  margin-left: 6px;
}

/* Article: statistic grid */

.sf-statistic-grid__grid {
  display: grid;
  gap: var(--sf-space-md);
  grid-template-columns: 1fr;
}

.sf-statistic-grid__item {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: 24px;
  text-align: center;
}

.sf-statistic-grid__value {
  display: block;
  font-family: var(--sf-font-heading);
  font-size: clamp(1.875rem, 1.4rem + 2vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--sf-color-primary);
}

.sf-statistic-grid__label {
  display: block;
  margin-top: 8px;
  font-size: 0.9375rem;
  color: var(--sf-color-text);
}

.sf-statistic-grid__source {
  display: block;
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--sf-color-text-soft);
}

/* Charts */

.sf-chart-block {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: clamp(20px, 3vw, 32px);
}

.sf-chart-block h2,
.sf-chart-block h3 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
}

.sf-chart__row {
  margin-bottom: 14px;
}

.sf-chart__label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--sf-color-text);
}

.sf-chart__track {
  background: #EFEDF7;
  border-radius: 6px;
  overflow: hidden;
}

.sf-chart__bar {
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(90deg, #5A51B0, var(--sf-color-primary));
}

.sf-chart__value {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--sf-color-primary);
  white-space: nowrap;
}

.sf-chart__plot {
  background: var(--sf-color-surface-tint);
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius-sm);
}

.sf-chart__point {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--sf-color-primary);
  border: 2px solid #FFFFFF;
  box-shadow: 0 0 0 1px rgba(67, 60, 147, 0.35);
}

.sf-chart__segment {
  background: var(--sf-color-primary);
  height: 2px;
  border-radius: 2px;
  opacity: 0.85;
}

.sf-chart__tick {
  font-size: 0.75rem;
  color: var(--sf-color-text-soft);
}

.sf-chart__source {
  font-size: 0.8125rem;
  color: var(--sf-color-text-soft);
  margin-top: 14px;
}

/* Tables: clean hairlines, sticky first column on small screens */

.wp-block-table {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.wp-block-table table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.wp-block-table th,
.wp-block-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--sf-color-line);
  vertical-align: top;
}

.wp-block-table thead th {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sf-color-text-soft);
  border-bottom: 1px solid #CFCBC4;
}

.wp-block-table tbody tr:last-child th,
.wp-block-table tbody tr:last-child td {
  border-bottom: 0;
}

/* Timeline */

.sf-timeline ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sf-timeline li {
  position: relative;
  padding: 0 0 28px 28px;
  border-left: 1px solid var(--sf-color-line);
}

.sf-timeline li:last-child {
  padding-bottom: 0;
}

.sf-timeline li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2px solid var(--sf-color-primary);
}

.sf-timeline__date {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sf-color-primary);
  margin-bottom: 4px;
}

.sf-timeline__title {
  font-family: var(--sf-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #232130;
}

.sf-timeline__text {
  font-size: 0.9375rem;
  color: var(--sf-color-text-soft);
}

/* Methodology */

.sf-methodology {
  border-top: 1px solid var(--sf-color-line);
  padding-top: var(--sf-space-md);
  color: var(--sf-color-text-soft);
  font-size: 0.9375rem;
}

.sf-methodology h2 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.sf-methodology p {
  max-width: 44rem;
}

.sf-methodology__details {
  margin: 16px 0 0;
}

.sf-methodology__details dt {
  font-weight: 600;
  color: var(--sf-color-text);
  margin-top: 10px;
}

.sf-methodology__details dd {
  margin: 2px 0 0;
}

/* Related reading */

.sf-related ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sf-related li {
  border-bottom: 1px solid var(--sf-color-line);
}

.sf-related li:first-child {
  border-top: 1px solid var(--sf-color-line);
}

.sf-related__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 4px;
  font-weight: 500;
  color: var(--sf-color-text);
  text-decoration: none;
  transition: color 160ms ease, padding-left 200ms ease;
}

.sf-related__link::after {
  content: "\203A";
  color: var(--sf-color-accent);
  font-size: 1.125rem;
  transition: transform 200ms ease;
}

.sf-related__link:hover {
  color: var(--sf-color-primary);
  padding-left: 10px;
}

.sf-related__link:hover::after {
  transform: translateX(4px);
}

.sf-related__description {
  display: block;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--sf-color-text-soft);
  margin-top: 2px;
}

/* Affiliate and newsletter blocks */

.sf-affiliate-cta,
.sf-newsletter-cta {
  background: var(--sf-color-surface-cool);
  border: 1px solid var(--sf-color-line-cool);
  border-radius: var(--sf-radius);
  padding: clamp(24px, 4vw, 40px);
}

.sf-newsletter-cta {
  background: var(--sf-color-surface-tint);
  border-color: var(--sf-color-line);
}

.sf-affiliate-cta h2,
.sf-newsletter-cta h2 {
  font-size: 1.5rem;
  letter-spacing: -0.015em;
  margin: 0 0 10px;
}

.sf-affiliate-cta p,
.sf-newsletter-cta p {
  color: var(--sf-color-text-soft);
  max-width: 40rem;
}

.sf-affiliate-cta__disclosure {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--sf-color-line-cool);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--sf-color-text-soft);
}

.sf-newsletter-cta__note {
  font-size: 0.8125rem;
  color: var(--sf-color-text-soft);
  margin-top: 12px;
}

/* Secondary content blocks */

.sf-intro {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #44424E;
  max-width: 44rem;
}

.sf-toc {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: 22px 24px;
}

.sf-toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sf-toc a {
  display: block;
  padding: 7px 0 7px 14px;
  border-left: 2px solid transparent;
  font-size: 0.9375rem;
  color: var(--sf-color-text-soft);
  text-decoration: none;
  transition: color 160ms ease, border-color 160ms ease;
}

.sf-toc a:hover {
  color: var(--sf-color-primary);
}

.sf-toc__link--active,
.sf-toc a.sf-toc__link--active {
  color: var(--sf-color-primary);
  font-weight: 600;
  border-left-color: var(--sf-color-accent);
}

.sf-key-takeaways {
  background: var(--sf-color-surface-tint);
  border-left: 3px solid var(--sf-color-accent);
  border-radius: var(--sf-radius);
  padding: 24px 28px;
}

.sf-key-takeaways h2,
.sf-key-takeaways h3 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin-top: 0;
}

.sf-key-takeaways li::marker {
  color: var(--sf-color-accent);
}

.sf-key-takeaways li {
  margin-bottom: 8px;
}

.sf-stat-card {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: 24px;
}

.sf-stat-card__value {
  display: block;
  font-family: var(--sf-font-heading);
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--sf-color-primary);
}

.sf-stat-card__source {
  display: block;
  margin-top: 8px;
  font-size: 0.8125rem;
  color: var(--sf-color-text-soft);
}

.sf-pros-cons {
  display: grid;
  gap: var(--sf-space-md);
  grid-template-columns: 1fr;
}

.sf-pros-cons > * {
  background: #FFFFFF;
  border: 1px solid var(--sf-color-line);
  border-radius: var(--sf-radius);
  padding: 24px;
}

.sf-pros-cons h3 {
  font-size: 1.125rem;
  margin-top: 0;
}

.sf-sources {
  border-top: 1px solid var(--sf-color-line);
  padding-top: var(--sf-space-md);
  font-size: 0.875rem;
  color: var(--sf-color-text-soft);
}

.sf-sources li {
  margin-bottom: 6px;
}

.sf-contact-info {
  display: grid;
  gap: 14px;
}

.sf-contact__org {
  font-family: var(--sf-font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: #232130;
}

.sf-contact__email a,
.sf-contact__phone a {
  font-weight: 500;
}

.sf-contact__address {
  color: var(--sf-color-text-soft);
}

/* Footer: deep night blue-violet, first-class brand surface */

.site-footer.sf-footer {
  position: relative;
  overflow: hidden;
  background: var(--sf-color-surface-dark);
  color: #C9C5E2;
}

.sf-footer::before {
  content: "";
  position: absolute;
  top: -160px;
  right: -120px;
  width: 460px;
  height: 460px;
  background: var(--sf-wave) center / contain no-repeat;
  opacity: 0.08;
  pointer-events: none;
}

.sf-footer__grid {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 40px 56px;
  max-width: var(--sf-maxwidth);
  margin-inline: auto;
  padding: 56px clamp(20px, 4vw, 40px) 48px;
}

.sf-footer__col {
  flex: 1 1 230px;
  min-width: 0;
}

.sf-footer__title {
  position: relative;
  font-family: var(--sf-font-base);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin: 0 0 18px;
  padding-bottom: 12px;
}

.sf-footer__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--sf-color-accent);
}

.sf-footer__widget p,
.sf-footer__widget li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #B9B5D6;
}

.sf-footer__widget ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sf-footer__widget li {
  margin-bottom: 8px;
}

.sf-footer a {
  color: #CFCBE8;
  text-decoration: none;
  transition: color 160ms ease;
}

.sf-footer a:hover {
  color: #FFFFFF;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.sf-footer a:focus-visible {
  outline-color: var(--sf-color-accent);
}

.sf-footer__bottom {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: 20px clamp(20px, 4vw, 40px);
  font-size: 0.8125rem;
  color: #9C97BE;
  text-align: center;
}

/* Responsive */

@media (min-width: 600px) {
  .sf-calculator__fields {
    grid-template-columns: repeat(2, 1fr);
  }

  .sf-statistic-grid__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 781px) {
  .site-header,
  #masthead.site-header {
    min-height: 72px;
  }

  html.sf-scrolled .site-header,
  html.sf-scrolled #masthead.site-header {
    min-height: 58px;
  }

  .sf-section {
    padding-block: 80px;
  }

  .sf-hero {
    padding-block: 72px;
  }

  .sf-feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sf-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .sf-stats__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
  }

  .sf-pros-cons {
    grid-template-columns: repeat(2, 1fr);
  }

  .sf-toc {
    padding: 26px 30px;
  }
}

@media (min-width: 1024px) {
  .sf-section {
    padding-block: 96px;
  }

  .sf-hero {
    padding-block: 88px;
  }

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

  .sf-statistic-grid__grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

@media (max-width: 780px) {
  .wp-block-table table {
    min-width: 480px;
  }

  .wp-block-table th:first-child,
  .wp-block-table td:first-child {
    position: sticky;
    left: 0;
    background: #FFFFFF;
    box-shadow: 1px 0 0 var(--sf-color-line);
  }

  .sf-stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Motion preferences */

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sf-animate {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .sf-marquee__track {
    animation: none;
  }

  .wp-block-button__link,
  .wp-element-button,
  .sf-feature-card,
  .sf-related__link,
  .sf-related__link::after,
  .site-header {
    transition: none;
  }
}