:root {
  --bg: #f8f7f2;
  --surface: #ffffff;
  --surface-soft: #efefe6;
  --olive: #6b7c3f;
  --olive-dark: #4f612a;
  --olive-soft: #e7ebd8;
  --ink: #1f2118;
  --muted: #6d7162;
  --line: #dedfce;
  --shadow: 0 24px 70px rgba(49, 55, 32, 0.12);
  --radius: 28px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(107, 124, 63, 0.13), transparent 34rem),
    linear-gradient(180deg, #fbfaf6 0%, var(--bg) 42%, #f4f3ec 100%);
  line-height: 1.6;
}

b,
strong {
  font-weight: 600;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(107, 124, 63, 0.94);
  color: #fff;
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 28px rgba(49, 55, 32, 0.16);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.brand img,
.brand svg {
  width: auto;
  max-width: none;
  height: 44px;
  flex: 0 0 auto;
  overflow: visible;
}

.brand small {
  display: block;
  margin-top: -5px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.78;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 650;
  opacity: 0.9;
  transition: background 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(255, 255, 255, 0.16);
  opacity: 1;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 72px;
}

.hero-grid,
.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: 52px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  color: var(--olive-dark);
  font-size: 13px;
  font-weight: 750;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--olive);
  box-shadow: 0 0 0 6px rgba(107, 124, 63, 0.14);
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink);
  line-height: 1.05;
  letter-spacing: -0.055em;
}

h1 {
  max-width: 820px;
  font-size: clamp(44px, 7vw, 84px);
}

h2 {
  font-size: clamp(32px, 4vw, 54px);
}

h3 {
  font-size: 24px;
}

.lead {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--olive);
  color: #fff;
  box-shadow: 0 18px 34px rgba(107, 124, 63, 0.24);
}

.btn-primary:hover {
  background: var(--olive-dark);
}

.btn-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--olive-dark);
}

.hero-card {
  position: relative;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 12px);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
}

.hero-photo {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 30px;
  object-fit: cover;
  filter: saturate(0.88) contrast(1.02);
}

.metric-float {
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: min(78%, 310px);
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 44px rgba(31, 33, 24, 0.14);
}

.metric-float strong {
  display: block;
  color: var(--olive-dark);
  font-size: 34px;
  line-height: 1;
}

.section {
  padding: 74px 0;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 34px;
}

.section-head p {
  max-width: 570px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.card,
.price-card,
.faq-item,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 16px 42px rgba(49, 55, 32, 0.08);
}

.card {
  padding: 24px;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border-radius: 16px;
  background: var(--olive-soft);
  color: var(--olive-dark);
  font-size: 22px;
}

.card p,
.price-card p,
.panel p {
  margin: 12px 0 0;
  color: var(--muted);
}

.scheme {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  counter-reset: step;
}

.scheme-step {
  position: relative;
  min-height: 160px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, #fff, #f1f2e7);
}

.scheme-step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-flex;
  margin-bottom: 22px;
  color: var(--olive);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.stat {
  padding: 28px;
  border-radius: var(--radius);
  background: var(--olive);
  color: #fff;
}

.stat strong {
  display: block;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.stat span {
  display: block;
  margin-top: 10px;
  opacity: 0.86;
}

.universe-panel {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  padding: 34px;
}

.universe-panel::before,
.universe-panel::after {
  content: "";
  position: absolute;
  border-radius: 999px;
}

.universe-panel::before {
  inset: 40px auto auto 50%;
  width: 210px;
  height: 210px;
  border: 2px solid rgba(107, 124, 63, 0.28);
  transform: rotate(-18deg);
}

.universe-panel::after {
  right: 76px;
  top: 96px;
  width: 78px;
  height: 78px;
  background: radial-gradient(circle at 30% 30%, #fff 0 8%, #aeb987 9% 42%, var(--olive) 43% 100%);
  box-shadow: -150px 160px 0 -30px #ccd4aa, -260px 58px 0 -36px #6b7c3f;
}

.star-field {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(107, 124, 63, 0.55) 1px, transparent 2px),
    radial-gradient(circle, rgba(31, 33, 24, 0.2) 1px, transparent 2px);
  background-position: 24px 42px, 90px 120px;
  background-size: 92px 92px, 144px 144px;
  opacity: 0.7;
}

.universe-panel .panel-content {
  position: relative;
  z-index: 1;
  max-width: 360px;
}

.faq {
  display: grid;
  gap: 14px;
}

.faq-item {
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 22px 24px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-weight: 850;
  text-align: left;
  cursor: pointer;
}

.faq-question span {
  margin-left: 18px;
  color: var(--olive);
  font-size: 24px;
  transition: transform 0.2s ease;
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s ease;
}

.faq-answer > div {
  overflow: hidden;
}

.faq-answer p {
  margin: 0;
  padding: 0 24px 22px;
  color: var(--muted);
}

.faq-item.open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.open .faq-question span {
  transform: rotate(45deg);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.price-card {
  padding: 28px;
}

.price {
  display: block;
  margin-top: 22px;
  color: var(--olive-dark);
  font-size: 34px;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.publication-card {
  display: block;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.publication-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 48px rgba(49, 55, 32, 0.12);
}

.publication-card .read-more {
  display: inline-block;
  margin-top: 22px;
  color: var(--olive);
  font-weight: 700;
  font-size: 15px;
}

.hero--compact {
  padding: 48px 0 32px;
}

.article-back {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--olive);
  font-weight: 600;
  font-size: 15px;
}

.section--article {
  padding-top: 0;
}

.article-content {
  max-width: none;
}

.article-content p,
.article-content li {
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

.article-content h2 {
  margin: 2.4em 0 0.9em;
  font-size: 1.45rem;
  line-height: 1.3;
  color: var(--olive-dark);
}

.article-content h2:first-child {
  margin-top: 0;
}

.article-content p {
  margin: 0 0 1em;
  color: var(--muted);
  font-size: 18px;
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.2em;
  padding-left: 1.25em;
  color: var(--muted);
  font-size: 18px;
}

.article-content li {
  margin-bottom: 0.55em;
}

.article-content li::marker {
  color: var(--olive);
}

.list {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.list li {
  display: flex;
  gap: 10px;
}

.list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 999px;
  background: var(--olive);
  flex: 0 0 auto;
}

.form {
  display: grid;
  gap: 14px;
}

.input {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

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

.site-footer {
  margin-top: 64px;
  padding: 34px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 981px) {
  body {
    font-size: 15px;
  }

  .nav {
    min-height: 80px;
    gap: 10px;
  }

  .brand {
    flex-shrink: 0;
  }

  .brand img,
  .brand svg {
    height: 66px;
  }

  .nav-links {
    flex: 1;
    justify-content: flex-end;
    gap: 2px;
    min-width: 0;
  }

  .nav-links a {
    white-space: nowrap;
    font-size: clamp(12px, 1.05vw, 14px);
    padding: 0 8px;
    letter-spacing: -0.015em;
  }

  .eyebrow,
  .scheme-step::before {
    font-size: 11px;
  }

  h1 {
    font-size: clamp(41px, 4.4vw, 58px);
  }

  h2 {
    font-size: clamp(26px, 2.7vw, 39px);
  }

  h3 {
    font-size: 20px;
  }

  .lead {
    font-size: clamp(15px, 1.25vw, 17px);
  }

  .section-head p {
    font-size: 15px;
  }

  .metric-float strong,
  .price {
    font-size: 29px;
  }

  .stat strong {
    font-size: clamp(27px, 3.2vw, 39px);
  }

  .faq-question span {
    font-size: 20px;
  }
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    position: fixed;
    inset: 76px 16px auto;
    display: grid;
    gap: 8px;
    padding: 18px;
    border-radius: 24px;
    background: var(--olive-dark);
    box-shadow: var(--shadow);
    transform: translateY(-14px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .nav-open .nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .hero-grid,
  .split-grid {
    grid-template-columns: 1fr;
  }

  .cards,
  .scheme,
  .price-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .hero {
    padding-top: 58px;
  }

  .section {
    padding: 52px 0;
  }

  .section-head,
  .footer-grid {
    display: grid;
  }

  .cards,
  .scheme,
  .stats,
  .price-grid {
    grid-template-columns: 1fr;
  }

  .metric-float {
    position: static;
    width: auto;
    margin-top: 14px;
  }
}