:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --ink: #22212a;
  --ink-soft: #4a4856;
  --violet: #5a46b8;
  --violet-deep: #45348f;
  --violet-tint: #efecfa;
  --blue: #2c57a8;
  --blue-tint: #e8eef9;
  --line: #e4dfd6;
  --focus: #2c57a8;

  --font: system-ui, -apple-system, "Segoe UI", "Arial Hebrew", "Noto Sans Hebrew", "Rubik", Arial, sans-serif;
  --measure: 40rem;
  --wrap: 72rem;
  --gutter: clamp(1.125rem, 4vw, 2rem);
}

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

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.8;
  overflow-wrap: break-word;
}

@media (min-width: 48em) {
  body {
    font-size: 1.125rem;
  }
}

h1,
h2,
h3 {
  line-height: 1.25;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0 0 1.15em;
}

a {
  color: var(--blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--violet-deep);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}

[id] {
  scroll-margin-top: 1.5rem;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--ink);
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
  color: #fff;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.site-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-block: 0.9rem;
}

.site-name {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
  max-width: 34rem;
}

.site-name:hover {
  color: var(--violet-deep);
}

.site-name__mark {
  flex: none;
  color: var(--violet);
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: inline-block;
  padding-block: 0.3rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--violet);
}

@media (max-width: 40em) {
  .site-name {
    font-size: 0.875rem;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav ul {
    gap: 0.1rem 1.1rem;
  }

  .site-nav a {
    padding-block: 0.45rem;
  }
}

/* Intro */

.intro {
  display: grid;
  gap: 2rem;
  align-items: center;
  padding-block: clamp(2.5rem, 7vw, 5rem) clamp(2rem, 5vw, 3.5rem);
}

@media (min-width: 56em) {
  .intro {
    grid-template-columns: minmax(0, 1fr) 17rem;
    gap: 4rem;
  }
}

.intro__text {
  max-width: 44rem;
}

.intro__label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.1rem;
  color: var(--violet);
  font-size: 0.95rem;
  font-weight: 700;
}

.intro__label::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  background: var(--violet);
  transform: rotate(45deg);
}

.intro h1 {
  margin-bottom: 1.5rem;
  font-size: clamp(2rem, 5.2vw, 3.3rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.18;
}

.intro p:not(.intro__label) {
  max-width: var(--measure);
  color: var(--ink-soft);
}

.intro .lede {
  color: var(--ink);
}

.intro__art {
  display: none;
  margin: 0;
}

@media (min-width: 56em) {
  .intro__art {
    display: block;
  }
}

.intro__art svg {
  display: block;
  width: 100%;
  height: auto;
}

.art-link {
  stroke: #c9c2e6;
  stroke-width: 1.3;
}

.art-core {
  fill: var(--violet-tint);
  stroke: var(--violet);
  stroke-width: 2;
}

.art-core-facet {
  stroke: var(--violet);
  stroke-width: 1;
  opacity: 0.45;
}

.art-node--violet {
  fill: var(--violet);
}

.art-node--blue {
  fill: var(--blue);
}

.art-node--soft {
  fill: var(--bg);
  stroke: #9d93cf;
  stroke-width: 1.5;
}

/* Layout: TOC + content */

.layout {
  display: grid;
  gap: 2.5rem;
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
  border-top: 1px solid var(--line);
  padding-top: clamp(2rem, 5vw, 3rem);
}

@media (min-width: 62em) {
  .layout {
    grid-template-columns: 14rem minmax(0, var(--measure));
    gap: 5rem;
    align-items: start;
  }
}

.toc {
  padding: 1.1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
}

@media (min-width: 62em) {
  .toc {
    position: sticky;
    top: 1.5rem;
    padding: 0;
    background: none;
    border: 0;
    border-inline-start: 2px solid var(--violet-tint);
    border-radius: 0;
    padding-inline-start: 1.1rem;
  }
}

.toc__title {
  margin-bottom: 0.5rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
}

.toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.95rem;
  line-height: 1.5;
}

.toc li + li {
  margin-top: 0.15rem;
}

.toc a {
  display: block;
  padding-block: 0.35rem;
  color: var(--ink);
  text-decoration: none;
}

.toc a:hover {
  color: var(--violet-deep);
  text-decoration: underline;
}

/* Article */

.content {
  min-width: 0;
  max-width: var(--measure);
}

.article__section + .article__section {
  margin-top: 3rem;
}

.note {
  position: relative;
  margin-top: 1.6rem;
  padding: 1rem 1.25rem;
  background: var(--blue-tint);
  border-inline-start: 3px solid var(--blue);
  border-radius: 0 4px 4px 0;
}

[dir="rtl"] .note {
  border-radius: 4px 0 0 4px;
}

/* FAQ */

.faq {
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.faq__item + .faq__item {
  margin-top: 1.75rem;
}

.faq h3 {
  margin-bottom: 0.45rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.faq__item p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  padding-block: 1.75rem;
}

.site-footer p {
  margin: 0;
}

.site-footer ul {
  display: flex;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer a {
  color: var(--ink-soft);
}

.site-footer a:hover {
  color: var(--ink);
}

/* Inner pages */

.page {
  padding-block: clamp(1.5rem, 4vw, 2.5rem) clamp(3rem, 8vw, 5.5rem);
}

.page > * {
  max-width: 44rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0;
  margin: 0 0 clamp(1.75rem, 5vw, 3rem);
  padding: 0;
  list-style: none;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.5;
}

.breadcrumbs li + li::before {
  content: "/";
  margin-inline: 0.55rem;
  color: #a7a1b3;
}

.breadcrumbs a {
  color: var(--ink-soft);
}

.page__header {
  margin-bottom: 2rem;
}

.page__header h1 {
  font-size: clamp(1.9rem, 4.6vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page__header h1 + .lede {
  margin-top: 1.25rem;
}

.lede {
  font-size: 1.18em;
  line-height: 1.7;
}

.page__header .lede {
  max-width: var(--measure);
  color: var(--ink-soft);
}

.prose {
  max-width: var(--measure);
}

.prose .lede {
  margin-bottom: 2rem;
}

.prose h2 {
  margin-top: 2.6rem;
}

.prose ul {
  margin: 0 0 1.15em;
  padding-inline-start: 1.3rem;
}

.prose li {
  margin-bottom: 0.55rem;
  padding-inline-start: 0.25rem;
}

.prose li::marker {
  color: var(--violet);
}

.content h2,
.prose h2,
.related h2 {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 1.1rem;
  font-size: clamp(1.4rem, 3vw, 1.7rem);
  font-weight: 800;
}

.content h2::before,
.prose h2::before,
.related h2::before {
  content: "";
  flex: none;
  width: 0.62rem;
  height: 0.62rem;
  border: 2px solid var(--violet);
  transform: translateY(-0.1em) rotate(45deg);
}

/* Post lists (homepage guides, blog index, related) */

.post-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.post-list__item {
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.post-list__title {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
}

.post-list__title a {
  color: var(--ink);
  text-decoration: none;
}

.post-list__title a:hover {
  color: var(--violet-deep);
  text-decoration: underline;
}

.post-list__item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.97rem;
  line-height: 1.7;
}

.guides,
.related {
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.related .post-list {
  border-top: 0;
}

.guides__more {
  margin: 1.25rem 0 0;
  font-weight: 600;
}

.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--violet);
}

@media print {
  .site-header,
  .toc,
  .skip-link,
  .intro__art {
    display: none;
  }

  body {
    background: #fff;
  }
}