:root {
  --color-bg: #ffffff;
  --color-surface: #f7f5f6;
  --color-text: #1a1d23;
  --color-muted: #6b7280;
  --color-accent: #831843;
  --color-accent-soft: #fbeef4;
  --color-border: #e3e6ea;
  --font-head: Georgia, "Times New Roman", Times, serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --container: 1140px;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .08);
}

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

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

a {
  color: var(--color-accent);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-head);
  line-height: 1.22;
  margin: 0 0 .6em;
  font-weight: 700;
}

p {
  margin: 0 0 1.1em;
}

.er-container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 18px;
}

.er-skip {
  position: absolute;
  left: -9999px;
}

.er-skip:focus {
  left: 12px;
  top: 12px;
  z-index: 60;
  background: var(--color-accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--radius);
}

.er-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: relative;
}

.er-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.er-logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.24rem;
  letter-spacing: .01em;
  color: var(--color-text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.er-logo__mark {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: var(--color-accent);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .95rem;
}

.er-burger {
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  border-radius: var(--radius);
  width: 44px;
  height: 40px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 0;
}

.er-burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
}

.er-nav {
  display: none;
}

.er-nav.is-open {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  z-index: 40;
}

.er-nav__list {
  list-style: none;
  margin: 0;
  padding: 8px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.er-nav__link {
  display: block;
  padding: 10px 2px;
  color: var(--color-text);
  text-decoration: none;
  font-size: .96rem;
  border-bottom: 1px solid var(--color-border);
}

.er-nav__link:hover,
.er-nav__link[aria-current="page"] {
  color: var(--color-accent);
}

.er-btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: .96rem;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  font-family: var(--font-body);
}

.er-btn:hover {
  background: #6d1439;
}

.er-btn--ghost {
  background: transparent;
  color: var(--color-accent);
}

.er-btn--ghost:hover {
  background: var(--color-accent-soft);
}

.er-hero {
  padding: 44px 0 12px;
}

.er-hero__grid {
  display: grid;
  gap: 26px;
}

.er-kicker {
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .72rem;
  color: var(--color-accent);
  font-weight: 700;
  margin: 0 0 14px;
}

.er-hero__title {
  font-size: clamp(1.85rem, 5.2vw, 3rem);
  margin-bottom: .4em;
}

.er-hero__lead {
  font-size: 1.06rem;
  color: #3d434d;
  max-width: 62ch;
}

.er-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.er-hero__media figcaption,
.er-figure figcaption,
.er-figure__caption {
  font-size: .78rem;
  color: var(--color-muted);
  margin-top: 8px;
}

.er-hero__media img,
.er-figure img {
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  width: 100%;
}

.er-figure {
  margin: 26px 0;
}

.er-figure--post {
  margin: 0;
}

.er-figure--post img {
  border: 0;
  border-radius: 0;
  border-bottom: 1px solid var(--color-border);
}

.er-figure--post .er-figure__caption {
  margin: 12px 20px 0;
  font-size: .7rem;
  letter-spacing: .01em;
}

.er-section {
  padding: 46px 0;
  border-top: 1px solid var(--color-border);
}

.er-section--soft {
  background: var(--color-surface);
}

.er-section--lead {
  border-top: 0;
  padding-top: 40px;
}

.er-section__head {
  max-width: 68ch;
  margin-bottom: 26px;
}

.er-section__title {
  font-size: clamp(1.4rem, 3.4vw, 2rem);
}

.er-section__intro {
  color: #40464f;
  margin: 0;
}

.er-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.er-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.er-card__num {
  font-family: var(--font-head);
  font-size: .84rem;
  letter-spacing: .12em;
  color: var(--color-accent);
  display: block;
  margin-bottom: 10px;
}

.er-card__title {
  font-size: 1.1rem;
  margin-bottom: .45em;
}

.er-card__text {
  margin: 0;
  color: #444a54;
  font-size: .96rem;
}

.er-card__icon {
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  color: var(--color-accent);
}

.er-post {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.er-post__img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border);
}

.er-post__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.er-post__meta {
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-muted);
}

.er-post__title {
  font-size: 1.08rem;
  margin: 0;
}

.er-post__title a {
  color: var(--color-text);
  text-decoration: none;
}

.er-post__title a:hover {
  color: var(--color-accent);
}

.er-post__text {
  margin: 0;
  font-size: .94rem;
  color: #4a505a;
}

.er-post__more {
  margin-top: auto;
  font-size: .88rem;
  font-weight: 600;
  text-decoration: none;
}

.er-featured {
  display: grid;
  gap: 22px;
  align-items: start;
}

.er-rule {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 30px 0;
}

.er-prose {
  max-width: 74ch;
}

.er-prose h2 {
  font-size: clamp(1.3rem, 3vw, 1.72rem);
  margin-top: 1.5em;
}

.er-prose h3 {
  font-size: 1.12rem;
  margin-top: 1.4em;
}

.er-prose ul,
.er-prose ol {
  margin: 0 0 1.2em;
  padding-left: 1.2em;
}

.er-prose li {
  margin-bottom: .45em;
}

.er-prose code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: .9em;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 1px 5px;
}

.er-prose blockquote {
  margin: 1.4em 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--color-accent);
  color: #3d434d;
  font-style: italic;
}

.er-tablewrap {
  overflow-x: auto;
  margin: 0 0 1.4em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.er-table {
  border-collapse: collapse;
  width: 100%;
  min-width: 520px;
  font-size: .92rem;
}

.er-table th,
.er-table td {
  text-align: left;
  padding: 11px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.er-table th {
  background: var(--color-surface);
  font-family: var(--font-head);
  font-size: .88rem;
}

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

.er-faq__item {
  border-bottom: 1px solid var(--color-border);
}

.er-faq__h {
  margin: 0;
}

.er-faq__q {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 16px 34px 16px 0;
  font-size: 1rem;
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  position: relative;
}

.er-faq__q::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-accent);
  font-size: 1.3rem;
  font-weight: 400;
}

.er-faq__q[aria-expanded="true"]::after {
  content: "\2013";
}

.er-faq__a {
  padding: 0 0 18px;
  color: #444a54;
  font-size: .96rem;
  max-width: 72ch;
}

.er-faq__a p:last-child {
  margin-bottom: 0;
}

.er-cta {
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius);
  padding: 32px 24px;
}

.er-cta h2 {
  color: #fff;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
}

.er-cta p {
  color: #f4dbe6;
  max-width: 60ch;
}

.er-cta .er-btn {
  background: #fff;
  color: var(--color-accent);
  border-color: #fff;
}

.er-cta .er-btn:hover {
  background: #f4dbe6;
}

.er-form {
  display: grid;
  gap: 16px;
  max-width: 620px;
}

.er-form__row {
  display: grid;
  gap: 6px;
}

.er-form__label {
  font-size: .86rem;
  font-weight: 600;
}

.er-form__input,
.er-form__area {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
  font-size: .96rem;
  background: var(--color-bg);
  color: var(--color-text);
}

.er-form__input:focus,
.er-form__area:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.er-form__area {
  min-height: 130px;
  resize: vertical;
}

.er-form__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.er-form__note {
  font-size: .82rem;
  color: var(--color-muted);
  margin: 0;
}

.er-contact {
  display: grid;
  gap: 26px;
}

.er-contact__box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
}

.er-contact__box dl {
  margin: 0;
}

.er-contact__box dt {
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-muted);
  margin-top: 14px;
}

.er-contact__box dt:first-child {
  margin-top: 0;
}

.er-contact__box dd {
  margin: 3px 0 0;
  font-size: .98rem;
}

.er-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 36px 0 26px;
  margin-top: 40px;
  font-size: .92rem;
}

.er-footer__grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.er-footer__title {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--color-muted);
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-weight: 700;
}

.er-footer__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.er-footer__list a {
  color: var(--color-text);
  text-decoration: none;
}

.er-footer__list a:hover {
  color: var(--color-accent);
}

.er-footer__text {
  color: var(--color-muted);
  margin: 0 0 10px;
  max-width: 46ch;
}

.er-footer__bottom {
  border-top: 1px solid var(--color-border);
  margin-top: 26px;
  padding-top: 16px;
  color: var(--color-muted);
  font-size: .84rem;
}

.er-cookie {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 50;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 6px 24px rgba(0, 0, 0, .14);
  padding: 18px;
  display: none;
}

.er-cookie.is-visible {
  display: block;
}

.er-cookie__text {
  font-size: .9rem;
  margin: 0 0 14px;
  color: #40464f;
}

.er-cookie__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.er-404 {
  padding: 70px 0 40px;
  text-align: center;
}

.er-404 .er-hero__lead {
  margin: 0 auto 22px;
}

.er-404 .er-hero__actions {
  justify-content: center;
}

.er-404__code {
  font-family: var(--font-head);
  font-size: clamp(3rem, 12vw, 5.5rem);
  color: var(--color-accent);
  line-height: 1;
  margin: 0 0 12px;
}

.er-notice {
  background: var(--color-accent-soft);
  border: 1px solid #f0d3e0;
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 26px 0;
  font-size: .95rem;
}

.er-notice p:last-child {
  margin-bottom: 0;
}

.er-meta {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-muted);
  margin: 0 0 12px;
}

.er-credits {
  list-style: none;
  padding: 0;
  margin: 0 0 1.2em;
  display: grid;
  gap: 12px;
  font-size: .9rem;
}

.er-credits li {
  padding-left: 14px;
  border-left: 2px solid var(--color-border);
  color: #4a505a;
  word-break: break-word;
}

@media (min-width: 720px) {
  .er-hero {
    padding: 60px 0 20px;
  }

  .er-hero__grid {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: 40px;
  }

  .er-featured {
    grid-template-columns: 1fr 1fr;
    gap: 34px;
  }

  .er-contact {
    grid-template-columns: 1.1fr .9fr;
    gap: 34px;
    align-items: start;
  }

  .er-cookie {
    left: auto;
    right: 20px;
    bottom: 20px;
    max-width: 420px;
  }

  .er-cta {
    padding: 42px 40px;
  }

  .er-section {
    padding: 60px 0;
  }
}

@media (min-width: 960px) {
  .er-burger {
    display: none;
  }

  .er-nav {
    display: block;
  }

  .er-nav.is-open {
    position: static;
    border: 0;
    box-shadow: none;
  }

  .er-nav__list {
    flex-direction: row;
    align-items: center;
    gap: 22px;
    padding: 0;
  }

  .er-nav__link {
    border-bottom: 0;
    padding: 6px 0;
  }
}