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

body,
h1,
h2,
h3,
p,
ul,
ol,
figure,
table,
fieldset {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

fieldset {
  border: 0;
  padding: 0;
}

img,
svg {
  max-width: 100%;
  display: block;
}

:root {
  --on-bg: #fcfdfb;
  --on-panel: #eef3ec;
  --on-text: #1b2620;
  --on-muted: #5d6b62;
  --on-accent: #1f7a3d;
  --on-accent-dark: #175c2e;
  --on-line: #d9e3da;
  --on-head: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --on-body: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --on-wrap: 1120px;
  --on-radius: 10px;
}

body {
  margin: 0;
  background: var(--on-bg);
  color: var(--on-text);
  font-family: var(--on-body);
  font-size: 17px;
  line-height: 1.68;
}

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

h1,
h2,
h3 {
  font-family: var(--on-head);
  font-weight: 700;
  line-height: 1.22;
}

.on-wrap {
  width: 100%;
  max-width: var(--on-wrap);
  margin: 0 auto;
  padding: 0 20px;
}

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

.on-skip:focus {
  left: 12px;
  top: 12px;
  z-index: 30;
  background: var(--on-accent);
  color: #fff;
  padding: 10px 16px;
}

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

.on-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.on-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--on-head);
  font-size: 21px;
  font-weight: 700;
  color: var(--on-text);
  text-decoration: none;
}

.on-logo span {
  font-family: var(--on-body);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--on-muted);
}

.on-burger {
  font: inherit;
  font-size: 15px;
  background: transparent;
  border: 1px solid var(--on-line);
  border-radius: var(--on-radius);
  padding: 8px 14px;
  cursor: pointer;
  color: var(--on-text);
}

.on-nav {
  display: none;
  padding-bottom: 14px;
}

.on-nav.is-open {
  display: block;
}

.on-nav__list {
  display: flex;
  flex-direction: column;
}

.on-nav__link {
  display: block;
  padding: 10px 0;
  border-top: 1px solid var(--on-line);
  color: var(--on-text);
  text-decoration: none;
  font-size: 16px;
}

.on-nav__link:hover {
  color: var(--on-accent);
}

.on-hero {
  background: var(--on-panel);
  border-bottom: 1px solid var(--on-line);
  padding: 40px 0 34px;
}

.on-hero h1 {
  font-size: 32px;
  margin-bottom: 16px;
  max-width: 20ch;
}

.on-hero__text {
  color: var(--on-muted);
  max-width: 60ch;
  margin-bottom: 26px;
}

.on-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.on-btn {
  display: inline-block;
  padding: 13px 24px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  border: 1px solid var(--on-accent);
  background: var(--on-accent);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
}

.on-btn:hover {
  background: var(--on-accent-dark);
  border-color: var(--on-accent-dark);
}

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

.on-btn--ghost:hover {
  background: #fff;
  color: var(--on-accent-dark);
}

.on-stats {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  padding-top: 26px;
  border-top: 1px solid var(--on-line);
}

.on-stat__value {
  font-family: var(--on-head);
  font-size: 30px;
  line-height: 1.1;
  color: var(--on-accent);
}

.on-stat__label {
  font-size: 14px;
  color: var(--on-muted);
  margin-top: 6px;
}

.on-section {
  padding: 46px 0;
  border-bottom: 1px solid var(--on-line);
}

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

.on-section__title {
  font-size: 26px;
  margin-bottom: 12px;
}

.on-section__lead {
  color: var(--on-muted);
  max-width: 66ch;
  margin-bottom: 30px;
}

.on-grid {
  display: grid;
  gap: 20px;
}

.on-item {
  border-left: 2px solid var(--on-accent);
  padding: 2px 0 2px 18px;
}

.on-item h3 {
  font-size: 19px;
  margin-bottom: 6px;
}

.on-item p {
  color: var(--on-muted);
  font-size: 16px;
}

.on-steps {
  display: grid;
  gap: 22px;
}

.on-step__num {
  font-family: var(--on-head);
  font-size: 15px;
  letter-spacing: 3px;
  color: var(--on-accent);
}

.on-step h3 {
  font-size: 18px;
  margin: 6px 0 6px;
}

.on-step p {
  color: var(--on-muted);
  font-size: 16px;
}

.on-plans {
  display: grid;
  gap: 18px;
}

.on-plan {
  background: var(--on-bg);
  border: 1px solid var(--on-line);
  border-radius: var(--on-radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
}

.on-plan--wide {
  border-color: var(--on-accent);
}

.on-plan__name {
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--on-muted);
}

.on-plan__price {
  font-family: var(--on-head);
  font-size: 32px;
  margin: 10px 0 4px;
}

.on-plan__unit {
  font-size: 14px;
  color: var(--on-muted);
  margin-bottom: 16px;
}

.on-plan ul {
  margin-bottom: 18px;
}

.on-plan li {
  font-size: 16px;
  color: var(--on-muted);
  padding: 7px 0;
  border-top: 1px solid var(--on-line);
}

.on-plan .on-btn {
  margin-top: auto;
  text-align: center;
}

.on-note {
  background: var(--on-panel);
  border-left: 3px solid var(--on-accent);
  padding: 16px 20px;
  color: var(--on-muted);
  font-size: 16px;
  margin-top: 24px;
}

.on-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--on-line);
  border-radius: var(--on-radius);
}

.on-table {
  border-collapse: collapse;
  width: 100%;
  min-width: 540px;
  font-size: 16px;
  background: var(--on-bg);
}

.on-table th,
.on-table td {
  text-align: left;
  padding: 12px 15px;
  border-bottom: 1px solid var(--on-line);
  vertical-align: top;
}

.on-table th {
  background: var(--on-panel);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--on-muted);
}

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

.on-faq {
  display: grid;
  gap: 10px;
}

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

.on-faq summary {
  cursor: pointer;
  padding: 15px 30px 15px 0;
  font-weight: 600;
  list-style: none;
  position: relative;
}

.on-faq summary::-webkit-details-marker {
  display: none;
}

.on-faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 13px;
  color: var(--on-accent);
  font-size: 20px;
}

.on-faq details[open] summary::after {
  content: "–";
}

.on-faq__body {
  padding: 0 0 16px;
  color: var(--on-muted);
}

.on-contact {
  display: grid;
  gap: 30px;
}

.on-channels li {
  padding: 14px 0;
  border-top: 1px solid var(--on-line);
}

.on-channels__label {
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--on-muted);
}

.on-channels__value {
  font-size: 17px;
  margin-top: 2px;
}

.on-form {
  background: var(--on-panel);
  border: 1px solid var(--on-line);
  border-radius: var(--on-radius);
  padding: 22px;
}

.on-form label {
  display: block;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--on-muted);
  margin-bottom: 6px;
}

.on-form input,
.on-form textarea {
  font: inherit;
  font-size: 16px;
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--on-line);
  border-radius: 6px;
  background: var(--on-bg);
  color: var(--on-text);
  margin-bottom: 16px;
}

.on-form textarea {
  min-height: 130px;
  resize: vertical;
}

.on-form__hp {
  position: absolute;
  left: -9999px;
}

.on-form__note {
  font-size: 14px;
  color: var(--on-muted);
  margin-top: 14px;
}

.on-form__status {
  font-size: 15px;
  margin-top: 12px;
  min-height: 22px;
}

.on-page {
  padding: 14px 0 50px;
  max-width: 74ch;
}

.on-crumbs {
  font-size: 14px;
  color: var(--on-muted);
  padding: 18px 0 0;
}

.on-crumbs a {
  color: var(--on-muted);
}

.on-page h1 {
  font-size: 29px;
  margin-bottom: 10px;
}

.on-page__date {
  font-size: 14px;
  color: var(--on-muted);
  margin-bottom: 28px;
}

.on-page h2 {
  font-size: 21px;
  margin: 30px 0 10px;
}

.on-page h3 {
  font-size: 18px;
  margin: 22px 0 8px;
}

.on-page p {
  margin-bottom: 15px;
}

.on-page ul,
.on-page ol {
  margin: 0 0 18px;
  padding-left: 22px;
}

.on-page ul li {
  list-style: disc;
  margin-bottom: 8px;
}

.on-page ol li {
  list-style: decimal;
  margin-bottom: 8px;
}

.on-footer {
  padding: 36px 0 46px;
}

.on-footer__grid {
  display: grid;
  gap: 24px;
}

.on-footer h2 {
  font-family: var(--on-body);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--on-muted);
  margin-bottom: 12px;
}

.on-footer__links li {
  margin-bottom: 8px;
}

.on-footer__links a {
  color: var(--on-text);
  text-decoration: none;
  font-size: 16px;
}

.on-footer__links a:hover {
  color: var(--on-accent);
}

.on-footer__about {
  color: var(--on-muted);
  font-size: 16px;
}

.on-footer__legal {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--on-line);
  color: var(--on-muted);
  font-size: 14px;
}

.on-cookie {
  position: fixed;
  left: 14px;
  right: 14px;
  bottom: 14px;
  z-index: 40;
  display: none;
  background: var(--on-bg);
  border: 1px solid var(--on-line);
  border-radius: var(--on-radius);
  box-shadow: 0 6px 22px rgba(36, 31, 24, .16);
  padding: 18px;
}

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

.on-cookie p {
  font-size: 15px;
  color: var(--on-muted);
  margin-bottom: 14px;
}

.on-cookie__row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.on-cookie__btn {
  font: inherit;
  font-size: 15px;
  padding: 9px 16px;
  border-radius: 40px;
  border: 1px solid var(--on-line);
  background: var(--on-bg);
  color: var(--on-text);
  cursor: pointer;
  text-decoration: none;
}

.on-cookie__btn--yes {
  background: var(--on-accent);
  border-color: var(--on-accent);
  color: #fff;
}

.on-404 {
  padding: 64px 0 84px;
  max-width: 58ch;
}

.on-404 h1 {
  font-size: 42px;
  margin-bottom: 12px;
}

.on-404 p {
  color: var(--on-muted);
  margin-bottom: 24px;
}

.on-404__list {
  margin-top: 28px;
  border-top: 1px solid var(--on-line);
}

.on-404__list li {
  border-bottom: 1px solid var(--on-line);
  padding: 11px 0;
}

.on-photo {
  margin: 0 0 26px;
  border: 1px solid var(--on-line);
  border-radius: var(--on-radius);
  overflow: hidden;
  background: var(--on-panel);
}

.on-photo img {
  width: 100%;
  height: auto;
}

.on-photo figcaption {
  font-size: 14px;
  color: var(--on-muted);
  padding: 10px 14px;
  border-top: 1px solid var(--on-line);
}

.on-gallery {
  display: grid;
  gap: 18px;
}

.on-gallery .on-photo {
  margin: 0;
}

.on-gallery img {
  aspect-ratio: 4 / 3;
  height: auto;
  object-fit: cover;
}

.on-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0;
}

@media (min-width: 640px) {
  .on-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .on-hero h1 {
    font-size: 42px;
  }

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

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

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

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

  .on-footer__grid {
    grid-template-columns: 1.6fr 1fr 1fr;
  }

  .on-cookie {
    left: auto;
    right: 24px;
    bottom: 24px;
    max-width: 420px;
  }
}

@media (min-width: 960px) {
  .on-gallery {
    grid-template-columns: repeat(3, 1fr);
  }

  .on-burger {
    display: none;
  }

  .on-nav {
    display: block;
    padding: 0;
  }

  .on-nav__list {
    flex-direction: row;
    gap: 28px;
  }

  .on-nav__link {
    border-top: 0;
    padding: 0;
  }

  .on-hero {
    padding: 62px 0 46px;
  }

  .on-hero h1 {
    font-size: 50px;
  }

  .on-section {
    padding: 62px 0;
  }

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

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

  .on-contact {
    grid-template-columns: 1fr 1.3fr;
    gap: 44px;
  }

  .on-page {
    margin: 0 auto;
  }
}