html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--jrv-ink);
  background:
    linear-gradient(rgba(13, 33, 64, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 33, 64, 0.045) 1px, transparent 1px),
    var(--jrv-paper);
  background-size: 48px 48px;
  font: 16px/1.75 var(--jrv-text);
}

a {
  color: inherit;
}

.jrv-doc-header {
  color: var(--jrv-white);
  background: var(--jrv-midnight);
  border-bottom: 1px solid rgba(233, 246, 255, 0.16);
}

.jrv-doc-header__inner {
  width: min(100% - 44px, 1180px);
  margin-inline: auto;
  padding: 20px 0;
}

.jrv-doc-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--jrv-white);
  text-decoration: none;
  font: 900 1.25rem/1 var(--jrv-ui);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.jrv-doc-header__brand::before {
  content: "J";
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  color: var(--jrv-midnight);
  background: var(--jrv-coral);
  border-radius: 4px 12px 4px 12px;
  font-size: 0.88rem;
  letter-spacing: 0;
}

.jrv-doc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(62px, 9vw, 108px) max(22px, calc((100vw - 1180px) / 2)) clamp(48px, 7vw, 78px);
  color: var(--jrv-white);
  background:
    radial-gradient(circle at 86% 26%, rgba(255, 107, 85, 0.24), transparent 23rem),
    linear-gradient(125deg, var(--jrv-midnight), #123560);
}

.jrv-doc-hero::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -130px;
  width: 340px;
  height: 340px;
  border: 54px solid rgba(233, 246, 255, 0.07);
  border-radius: 50%;
}

.jrv-doc-hero__eyebrow {
  display: inline-block;
  margin-bottom: 20px;
  padding: 8px 12px;
  color: var(--jrv-midnight);
  background: var(--jrv-coral);
  border-radius: 4px 13px 4px 13px;
  font: 900 0.75rem/1 var(--jrv-ui);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.jrv-doc-hero__title {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 0 22px;
  font: 900 clamp(2.45rem, 6vw, 5rem)/0.96 var(--jrv-ui);
  letter-spacing: -0.055em;
  text-transform: uppercase;
}

.jrv-doc-hero__lead {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0;
  color: #c7dbec;
  font: 500 1.05rem/1.7 var(--jrv-text);
}

.jrv-doc-hero__meta {
  position: relative;
  z-index: 1;
  margin: 22px 0 0;
  color: var(--jrv-coral);
  font: 800 0.82rem/1.4 var(--jrv-text);
}

.jrv-doc-layout {
  width: min(100% - 44px, 1180px);
  margin: 0 auto;
  padding: 56px 0 100px;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 46px;
  align-items: start;
}

.jrv-doc-toc {
  position: sticky;
  top: 22px;
  padding: 22px 20px;
  color: var(--jrv-white);
  background: var(--jrv-midnight);
  border-radius: 6px 24px 6px 24px;
  box-shadow: 0 22px 50px rgba(7, 18, 37, 0.18);
}

.jrv-doc-toc__title {
  margin-bottom: 14px;
  color: var(--jrv-coral);
  font: 900 0.75rem/1.2 var(--jrv-ui);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.jrv-doc-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: jrv-toc;
}

.jrv-doc-toc__list li {
  counter-increment: jrv-toc;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.jrv-doc-toc__link {
  display: grid;
  grid-template-columns: 25px 1fr;
  gap: 7px;
  padding: 10px 0;
  color: #b4c8da;
  text-decoration: none;
  font: 500 0.79rem/1.4 var(--jrv-text);
}

.jrv-doc-toc__link::before {
  content: counter(jrv-toc, decimal-leading-zero);
  color: var(--jrv-coral);
  font-weight: 900;
}

.jrv-doc-toc__link:hover {
  color: var(--jrv-white);
}

.jrv-doc-body {
  min-width: 0;
}

.jrv-doc-section {
  position: relative;
  margin-bottom: 22px;
  padding: clamp(26px, 4vw, 42px);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--jrv-line);
  border-radius: 7px 28px 7px 28px;
  box-shadow: 0 16px 38px rgba(13, 33, 64, 0.06);
  scroll-margin-top: 24px;
}

.jrv-doc-section::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: var(--jrv-coral);
  border-radius: 7px 0 0 28px;
}

.jrv-doc-section__title {
  margin: 0 0 18px;
  color: var(--jrv-navy);
  font: 900 clamp(1.7rem, 3vw, 2.35rem)/1.05 var(--jrv-ui);
  letter-spacing: -0.035em;
  text-transform: uppercase;
}

.jrv-doc-section h3 {
  margin: 25px 0 8px;
  color: var(--jrv-navy);
  font: 800 1.05rem/1.35 var(--jrv-text);
}

.jrv-doc-section p {
  margin: 0 0 15px;
  color: var(--jrv-muted);
}

.jrv-doc-section ul,
.jrv-doc-section ol {
  margin: 0 0 18px;
  padding-left: 23px;
  color: var(--jrv-muted);
}

.jrv-doc-section li {
  margin-bottom: 8px;
  padding-left: 5px;
}

.jrv-doc-section li::marker {
  color: var(--jrv-coral);
  font-weight: 900;
}

.jrv-doc-section strong {
  color: var(--jrv-ink);
}

.jrv-doc-section > *:last-child {
  margin-bottom: 0;
}

.jrv-doc-note {
  margin: 23px 0;
  padding: 20px 22px;
  background: var(--jrv-ice);
  border: 1px solid #bed8ea;
  border-left: 5px solid var(--jrv-blue);
  border-radius: 4px 18px 4px 18px;
}

.jrv-doc-note p {
  margin: 0;
  color: #294a67;
}

.jrv-doc-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 13px;
  margin: 23px 0;
}

.jrv-doc-card {
  padding: 21px;
  background: #edf5fb;
  border: 1px solid var(--jrv-line);
  border-radius: 5px 18px 5px 18px;
}

.jrv-doc-card__title {
  margin-bottom: 7px;
  color: var(--jrv-navy);
  font: 900 0.9rem/1.35 var(--jrv-ui);
  text-transform: uppercase;
}

.jrv-doc-card__text {
  color: var(--jrv-muted);
  font: 0.88rem/1.6 var(--jrv-text);
}

.jrv-doc-table-scroll {
  overflow-x: auto;
}

.jrv-doc-table {
  width: 100%;
  margin: 20px 0;
  border-collapse: collapse;
  background: var(--jrv-white);
  font-family: var(--jrv-text);
}

.jrv-doc-table th {
  padding: 14px 16px;
  color: var(--jrv-white);
  background: var(--jrv-navy);
  text-align: left;
  font-size: 0.82rem;
}

.jrv-doc-table td {
  padding: 14px 16px;
  color: var(--jrv-muted);
  border-bottom: 1px solid var(--jrv-line);
  font-size: 0.87rem;
}

.jrv-doc-table tr:last-child td {
  border-bottom: 0;
}

.jrv-doc-steps {
  display: grid;
  gap: 13px;
  margin: 23px 0;
}

.jrv-doc-step {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 18px;
  background: #edf5fb;
  border-radius: 5px 18px 5px 18px;
}

.jrv-doc-step__num {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--jrv-white);
  background: var(--jrv-coral);
  border-radius: 4px 15px 4px 15px;
  font: 900 1.05rem/1 var(--jrv-ui);
}

.jrv-doc-step__title {
  margin-bottom: 5px;
  color: var(--jrv-navy);
  font: 900 0.94rem/1.3 var(--jrv-text);
}

.jrv-doc-step__text {
  color: var(--jrv-muted);
  font: 0.87rem/1.6 var(--jrv-text);
}

.jrv-site-footer {
  padding: 38px 22px 44px;
  color: #90a8bf;
  background: #040d1b;
  text-align: center;
  font-family: var(--jrv-text);
}

.jrv-site-footer__inner {
  max-width: 900px;
  margin: 0 auto;
}

.jrv-site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 25px;
  margin-bottom: 17px;
}

.jrv-site-footer__nav a {
  color: var(--jrv-white);
  font-size: 0.82rem;
  text-decoration: none;
}

.jrv-site-footer__nav a:hover {
  color: var(--jrv-coral);
}

.jrv-site-footer__contacts {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 24px;
  margin: 0 0 14px;
  color: #a9bccf;
  font-style: normal;
  font-size: 0.8rem;
  line-height: 1.5;
}

.jrv-site-footer__contacts a {
  color: var(--jrv-white);
  text-decoration: none;
}

.jrv-site-footer__contacts a:hover {
  color: var(--jrv-coral);
}

.jrv-site-footer__copy {
  margin: 0 0 10px;
  font-size: 0.75rem;
}

.jrv-site-footer__disclaimer {
  max-width: 760px;
  margin: 0 auto;
  font-size: 0.75rem;
  line-height: 1.7;
}

@media (max-width: 900px) {
  .jrv-doc-layout {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .jrv-doc-toc {
    position: static;
  }

  .jrv-doc-toc__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 20px;
  }
}

@media (max-width: 580px) {
  .jrv-doc-header__inner,
  .jrv-doc-layout {
    width: min(100% - 28px, 1180px);
  }

  .jrv-doc-hero {
    padding-top: 50px;
    padding-bottom: 46px;
  }

  .jrv-doc-hero__title {
    font-size: clamp(2.2rem, 12vw, 3.45rem);
  }

  .jrv-doc-layout {
    padding-top: 30px;
  }

  .jrv-doc-toc__list {
    grid-template-columns: 1fr;
  }

  .jrv-doc-section {
    padding: 26px 20px 26px 24px;
  }

  .jrv-doc-step {
    grid-template-columns: 42px 1fr;
  }

  .jrv-doc-step__num {
    width: 40px;
    height: 40px;
  }
}

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